summaryrefslogtreecommitdiff
path: root/frontends/riscos/window.c
diff options
context:
space:
mode:
authorVincent Sanders <vince@kyllikki.org>2016-05-05 22:28:51 +0100
committerVincent Sanders <vince@kyllikki.org>2016-05-15 13:44:34 +0100
commitd21447d096a320a08b3efb2b8768fad0dcdcfd64 (patch)
tree1a83814b7c9e94b2f13c473261f23dd3a17dee64 /frontends/riscos/window.c
parent2cbb337756d9af5bda4d594964d446439f602551 (diff)
downloadnetsurf-d21447d096a320a08b3efb2b8768fad0dcdcfd64.tar.gz
netsurf-d21447d096a320a08b3efb2b8768fad0dcdcfd64.tar.bz2
move frontends into sub directory
Diffstat (limited to 'frontends/riscos/window.c')
-rw-r--r--frontends/riscos/window.c5025
1 files changed, 5025 insertions, 0 deletions
diff --git a/frontends/riscos/window.c b/frontends/riscos/window.c
new file mode 100644
index 000000000..ab1501cd6
--- /dev/null
+++ b/frontends/riscos/window.c
@@ -0,0 +1,5025 @@
+/*
+ * Copyright 2003 Phil Mellor <monkeyson@users.sourceforge.net>
+ * Copyright 2004 James Bursa <bursa@users.sourceforge.net>
+ * Copyright 2003 John M Bell <jmb202@ecs.soton.ac.uk>
+ * Copyright 2004 Andrew Timmins <atimmins@blueyonder.co.uk>
+ * Copyright 2005 Richard Wilson <info@tinct.net>
+ * Copyright 2005 Adrian Lees <adrianl@users.sourceforge.net>
+ * Copyright 2010-2014 Stephen Fryatt <stevef@netsurf-browser.org>
+ *
+ * This file is part of NetSurf, http://www.netsurf-browser.org/
+ *
+ * NetSurf is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * NetSurf is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/**
+ * \file
+ * Implementation of RISC OS browser window handling.
+ */
+
+#include <assert.h>
+#include <ctype.h>
+#include <inttypes.h>
+#include <math.h>
+#include <stdio.h>
+#include <stdbool.h>
+#include <time.h>
+#include <string.h>
+#include <oslib/colourtrans.h>
+#include <oslib/osbyte.h>
+#include <oslib/osfile.h>
+#include <oslib/osspriteop.h>
+#include <oslib/wimp.h>
+#include <oslib/wimpspriteop.h>
+#include <nsutils/time.h>
+
+#include "utils/config.h"
+#include "utils/nsoption.h"
+#include "utils/log.h"
+#include "utils/talloc.h"
+#include "utils/file.h"
+#include "utils/utf8.h"
+#include "utils/utils.h"
+#include "utils/messages.h"
+#include "utils/string.h"
+#include "content/content.h"
+#include "content/hlcache.h"
+#include "content/urldb.h"
+#include "desktop/browser_history.h"
+#include "desktop/browser.h"
+#include "desktop/cookie_manager.h"
+#include "desktop/scrollbar.h"
+#include "desktop/frames.h"
+#include "desktop/mouse.h"
+#include "desktop/plotters.h"
+#include "desktop/textinput.h"
+#include "desktop/tree.h"
+#include "desktop/gui_window.h"
+#include "image/bitmap.h"
+#include "render/form.h"
+
+#include "riscos/bitmap.h"
+#include "riscos/buffer.h"
+#include "riscos/cookies.h"
+#include "riscos/dialog.h"
+#include "riscos/global_history.h"
+#include "riscos/gui.h"
+#include "riscos/gui/status_bar.h"
+#include "riscos/help.h"
+#include "riscos/hotlist.h"
+#include "riscos/menus.h"
+#include "riscos/mouse.h"
+#include "riscos/oslib_pre7.h"
+#include "riscos/save.h"
+#include "riscos/content-handlers/sprite.h"
+#include "riscos/textselection.h"
+#include "riscos/toolbar.h"
+#include "riscos/url_complete.h"
+#include "riscos/url_suggest.h"
+#include "riscos/wimp.h"
+#include "riscos/wimp_event.h"
+#include "riscos/wimputils.h"
+#include "riscos/window.h"
+#include "riscos/ucstables.h"
+#include "riscos/filetype.h"
+
+void gui_window_redraw_window(struct gui_window *g);
+
+static void gui_window_set_extent(struct gui_window *g, int width, int height);
+
+static void ro_gui_window_redraw(wimp_draw *redraw);
+static void ro_gui_window_scroll(wimp_scroll *scroll);
+static void ro_gui_window_pointer_entering(wimp_entering *entering);
+static void ro_gui_window_track_end(wimp_leaving *leaving, void *data);
+static void ro_gui_window_open(wimp_open *open);
+static void ro_gui_window_close(wimp_w w);
+static bool ro_gui_window_click(wimp_pointer *mouse);
+static bool ro_gui_window_keypress(wimp_key *key);
+static bool ro_gui_window_toolbar_keypress(void *data, wimp_key *key);
+static bool ro_gui_window_handle_local_keypress(struct gui_window *g,
+ wimp_key *key, bool is_toolbar);
+static bool ro_gui_window_menu_prepare(wimp_w w, wimp_i i, wimp_menu *menu,
+ wimp_pointer *pointer);
+static void ro_gui_window_menu_warning(wimp_w w, wimp_i i, wimp_menu *menu,
+ wimp_selection *selection, menu_action action);
+static bool ro_gui_window_menu_select(wimp_w w, wimp_i i, wimp_menu *menu,
+ wimp_selection *selection, menu_action action);
+static void ro_gui_window_menu_close(wimp_w w, wimp_i i, wimp_menu *menu);
+
+static void ro_gui_window_scroll_end(wimp_dragged *drag, void *data);
+
+static void ro_gui_window_scroll_action(struct gui_window *g,
+ int scroll_x, int scroll_y);
+
+static void ro_gui_window_toolbar_click(void *data,
+ toolbar_action_type action_type, union toolbar_action action);
+
+static bool ro_gui_window_content_export_types(hlcache_handle *h,
+ bool *export_draw, bool *export_sprite);
+static void ro_gui_window_prepare_pageinfo(struct gui_window *g);
+static void ro_gui_window_prepare_objectinfo(hlcache_handle *object,
+ nsurl *target_url);
+
+static void ro_gui_window_launch_url(struct gui_window *g, const char *url);
+static void ro_gui_window_action_home(struct gui_window *g);
+static void ro_gui_window_action_new_window(struct gui_window *g);
+static void ro_gui_window_action_local_history(struct gui_window *g);
+static void ro_gui_window_action_save(struct gui_window *g,
+ gui_save_type save_type);
+static void ro_gui_window_action_search(struct gui_window *g);
+static void ro_gui_window_action_zoom(struct gui_window *g);
+static void ro_gui_window_action_add_bookmark(struct gui_window *g);
+static void ro_gui_window_action_remove_bookmark(struct gui_window *g);
+static void ro_gui_window_action_print(struct gui_window *g);
+static void ro_gui_window_action_page_info(struct gui_window *g);
+
+static void ro_gui_window_remove_update_boxes(struct gui_window *g);
+static void ro_gui_window_update_toolbar_buttons(struct gui_window *g);
+static void ro_gui_window_update_toolbar(void *data);
+static void ro_gui_window_save_toolbar_buttons(void *data, char *config);
+static void ro_gui_window_update_theme(void *data, bool ok);
+
+static bool ro_gui_window_import_text(struct gui_window *g,
+ const char *filename);
+static void ro_gui_window_clone_options(
+ struct gui_window *new_gui,
+ struct gui_window *old_gui);
+
+static bool ro_gui_window_prepare_form_select_menu(struct gui_window *bw,
+ struct form_control *control);
+static void ro_gui_window_process_form_select_menu(struct gui_window *g,
+ wimp_selection *selection);
+
+#ifndef wimp_KEY_END
+#define wimp_KEY_END wimp_KEY_COPY
+#endif
+
+#ifndef wimp_WINDOW_GIVE_SHADED_ICON_INFO
+ /* RISC OS 5+. Requires OSLib trunk. */
+#define wimp_WINDOW_GIVE_SHADED_ICON_INFO ((wimp_extra_window_flags) 0x10u)
+#endif
+
+#define SCROLL_VISIBLE_PADDING 32
+
+/** Remembers which iconised sprite numbers are in use */
+static bool iconise_used[64];
+static int iconise_next = 0;
+
+/** Whether a pressed mouse button has become a drag */
+static bool mouse_drag_select;
+static bool mouse_drag_adjust;
+
+/** List of all browser windows. */
+static struct gui_window *window_list = 0;
+/** GUI window which is being redrawn. Valid only during redraw. */
+struct gui_window *ro_gui_current_redraw_gui;
+/** Form control which gui_form_select_menu is for. */
+static struct form_control *gui_form_select_control;
+/** The browser window menu handle. */
+static wimp_menu *ro_gui_browser_window_menu = NULL;
+/** Menu of options for form select controls. */
+static wimp_menu *gui_form_select_menu = NULL;
+/** Main content object under menu, or 0 if none. */
+static hlcache_handle *current_menu_main = 0;
+/** Object under menu, or 0 if no object. */
+static hlcache_handle *current_menu_object = 0;
+/** URL of link under menu, or 0 if no link. */
+static nsurl *current_menu_url = 0;
+
+static float scale_snap_to[] = {0.10, 0.125, 0.25, 0.333, 0.5, 0.75,
+ 1.0,
+ 1.5, 2.0, 3.0, 4.0, 6.0, 8.0, 12.0, 16.0};
+#define SCALE_SNAP_TO_SIZE (sizeof scale_snap_to) / (sizeof(float))
+
+/** An entry in ro_gui_pointer_table. */
+struct ro_gui_pointer_entry {
+ bool wimp_area; /** The pointer is in the Wimp's sprite area. */
+ char sprite_name[16];
+ int xactive;
+ int yactive;
+};
+
+/** Map from gui_pointer_shape to pointer sprite data. Must be ordered as
+ * enum gui_pointer_shape. */
+struct ro_gui_pointer_entry ro_gui_pointer_table[] = {
+ { true, "ptr_default", 0, 0 },
+ { false, "ptr_point", 6, 0 },
+ { false, "ptr_caret", 4, 9 },
+ { false, "ptr_menu", 6, 4 },
+ { false, "ptr_ud", 6, 7 },
+ { false, "ptr_ud", 6, 7 },
+ { false, "ptr_lr", 7, 6 },
+ { false, "ptr_lr", 7, 6 },
+ { false, "ptr_ld", 7, 7 },
+ { false, "ptr_ld", 7, 7 },
+ { false, "ptr_rd", 7, 7 },
+ { false, "ptr_rd", 6, 7 },
+ { false, "ptr_cross", 7, 7 },
+ { false, "ptr_move", 8, 0 },
+ { false, "ptr_wait", 7, 10 },
+ { false, "ptr_help", 0, 0 },
+ { false, "ptr_nodrop", 0, 0 },
+ { false, "ptr_nt_allwd", 10, 10 },
+ { false, "ptr_progress", 0, 0 },
+};
+
+struct update_box {
+ int x0;
+ int y0;
+ int x1;
+ int y1;
+ bool use_buffer;
+ struct gui_window *g;
+ struct update_box *next;
+};
+
+struct update_box *pending_updates;
+#define MARGIN 4
+
+static const struct toolbar_callbacks ro_gui_window_toolbar_callbacks = {
+ ro_gui_window_update_theme,
+ ro_gui_window_update_toolbar,
+ (void (*)(void *)) ro_gui_window_update_toolbar_buttons,
+ ro_gui_window_toolbar_click,
+ ro_gui_window_toolbar_keypress,
+ ro_gui_window_save_toolbar_buttons
+};
+
+
+/**
+ * Initialise the browser window module and its menus.
+ */
+
+void ro_gui_window_initialise(void)
+{
+ /* Build the browser window menu. */
+
+ static const struct ns_menu browser_definition = {
+ "NetSurf", {
+ { "Page", BROWSER_PAGE, 0 },
+ { "Page.PageInfo",BROWSER_PAGE_INFO, &dialog_pageinfo },
+ { "Page.Save", BROWSER_SAVE, &dialog_saveas },
+ { "Page.SaveComp", BROWSER_SAVE_COMPLETE, &dialog_saveas },
+ { "Page.Export", NO_ACTION, 0 },
+#ifdef WITH_DRAW_EXPORT
+ { "Page.Export.Draw", BROWSER_EXPORT_DRAW, &dialog_saveas },
+#endif
+#ifdef WITH_PDF_EXPORT
+ { "Page.Export.PDF", BROWSER_EXPORT_PDF, &dialog_saveas },
+#endif
+ { "Page.Export.Text", BROWSER_EXPORT_TEXT, &dialog_saveas },
+ { "Page.SaveURL", NO_ACTION, 0 },
+ { "Page.SaveURL.URI", BROWSER_SAVE_URL_URI, &dialog_saveas },
+ { "Page.SaveURL.URL", BROWSER_SAVE_URL_URL, &dialog_saveas },
+ { "Page.SaveURL.LinkText", BROWSER_SAVE_URL_TEXT, &dialog_saveas },
+ { "_Page.Print", BROWSER_PRINT, &dialog_print },
+ { "Page.NewWindow", BROWSER_NEW_WINDOW, 0 },
+ { "Page.FindText", BROWSER_FIND_TEXT, &dialog_search },
+ { "Page.ViewSrc", BROWSER_VIEW_SOURCE, 0 },
+ { "Object", BROWSER_OBJECT, 0 },
+ { "Object.Object", BROWSER_OBJECT_OBJECT, 0 },
+ { "Object.Object.ObjInfo", BROWSER_OBJECT_INFO, &dialog_objinfo },
+ { "Object.Object.ObjSave", BROWSER_OBJECT_SAVE, &dialog_saveas },
+ { "Object.Object.Export", BROWSER_OBJECT_EXPORT, 0 },
+ { "Object.Object.Export.Sprite", BROWSER_OBJECT_EXPORT_SPRITE, &dialog_saveas },
+#ifdef WITH_DRAW_EXPORT
+ { "Object.Object.Export.ObjDraw", BROWSER_OBJECT_EXPORT_DRAW, &dialog_saveas },
+#endif
+ { "Object.Object.SaveURL", NO_ACTION, 0 },
+ { "Object.Object.SaveURL.URI", BROWSER_OBJECT_SAVE_URL_URI, &dialog_saveas },
+ { "Object.Object.SaveURL.URL", BROWSER_OBJECT_SAVE_URL_URL, &dialog_saveas },
+ { "Object.Object.SaveURL.LinkText", BROWSER_OBJECT_SAVE_URL_TEXT, &dialog_saveas },
+ { "Object.Object.ObjPrint", BROWSER_OBJECT_PRINT, 0 },
+ { "Object.Object.ObjReload", BROWSER_OBJECT_RELOAD, 0 },
+ { "Object.Link", BROWSER_OBJECT_LINK, 0 },
+ { "Object.Link.LinkSave", BROWSER_LINK_SAVE, 0 },
+ { "Object.Link.LinkSave.URI", BROWSER_LINK_SAVE_URI, &dialog_saveas },
+ { "Object.Link.LinkSave.URL", BROWSER_LINK_SAVE_URL, &dialog_saveas },
+ { "Object.Link.LinkSave.LinkText", BROWSER_LINK_SAVE_TEXT, &dialog_saveas },
+ { "_Object.Link.LinkDload", BROWSER_LINK_DOWNLOAD, 0 },
+ { "Object.Link.LinkNew", BROWSER_LINK_NEW_WINDOW, 0 },
+ { "Selection", BROWSER_SELECTION, 0 },
+ { "_Selection.SelSave", BROWSER_SELECTION_SAVE, &dialog_saveas },
+ { "Selection.Copy", BROWSER_SELECTION_COPY, 0 },
+ { "Selection.Cut", BROWSER_SELECTION_CUT, 0 },
+ { "_Selection.Paste", BROWSER_SELECTION_PASTE, 0 },
+ { "Selection.Clear", BROWSER_SELECTION_CLEAR, 0 },
+ { "Selection.SelectAll", BROWSER_SELECTION_ALL, 0 },
+ { "Navigate", NO_ACTION, 0 },
+ { "Navigate.Home", BROWSER_NAVIGATE_HOME, 0 },
+ { "Navigate.Back", BROWSER_NAVIGATE_BACK, 0 },
+ { "Navigate.Forward", BROWSER_NAVIGATE_FORWARD, 0 },
+ { "_Navigate.UpLevel", BROWSER_NAVIGATE_UP, 0 },
+ { "Navigate.Reload", BROWSER_NAVIGATE_RELOAD_ALL, 0 },
+ { "Navigate.Stop", BROWSER_NAVIGATE_STOP, 0 },
+ { "View", NO_ACTION, 0 },
+ { "View.ScaleView", BROWSER_SCALE_VIEW, &dialog_zoom },
+ { "View.Images", NO_ACTION, 0 },
+ { "View.Images.ForeImg", BROWSER_IMAGES_FOREGROUND, 0 },
+ { "View.Images.BackImg", BROWSER_IMAGES_BACKGROUND, 0 },
+ { "View.Toolbars", NO_ACTION, 0 },
+ { "View.Toolbars.ToolButtons", TOOLBAR_BUTTONS, 0 },
+ { "View.Toolbars.ToolAddress", TOOLBAR_ADDRESS_BAR, 0 },
+ { "_View.Toolbars.ToolThrob", TOOLBAR_THROBBER, 0 },
+ { "View.Toolbars.EditToolbar", TOOLBAR_EDIT, 0 },
+ { "_View.Render", NO_ACTION, 0 },
+ { "View.Render.RenderAnims", BROWSER_BUFFER_ANIMS, 0 },
+ { "View.Render.RenderAll", BROWSER_BUFFER_ALL, 0 },
+ { "_View.OptDefault", BROWSER_SAVE_VIEW, 0 },
+ { "View.Window", NO_ACTION, 0 },
+ { "View.Window.WindowSave", BROWSER_WINDOW_DEFAULT, 0 },
+ { "View.Window.WindowStagr", BROWSER_WINDOW_STAGGER, 0 },
+ { "_View.Window.WindowSize", BROWSER_WINDOW_COPY, 0 },
+ { "View.Window.WindowReset", BROWSER_WINDOW_RESET, 0 },
+ { "Utilities", NO_ACTION, 0 },
+ { "Utilities.Hotlist", HOTLIST_SHOW, 0 },
+ { "Utilities.Hotlist.HotlistAdd", HOTLIST_ADD_URL, 0 },
+ { "Utilities.Hotlist.HotlistShow", HOTLIST_SHOW, 0 },
+ { "Utilities.History", HISTORY_SHOW_GLOBAL, 0 },
+ { "Utilities.History.HistLocal", HISTORY_SHOW_LOCAL, 0 },
+ { "Utilities.History.HistGlobal", HISTORY_SHOW_GLOBAL, 0 },
+ { "Utilities.Cookies", COOKIES_SHOW, 0 },
+ { "Utilities.Cookies.ShowCookies", COOKIES_SHOW, 0 },
+ { "Utilities.Cookies.DeleteCookies", COOKIES_DELETE, 0 },
+ { "Help", HELP_OPEN_CONTENTS, 0 },
+ { "Help.HelpContent", HELP_OPEN_CONTENTS, 0 },
+ { "Help.HelpGuide", HELP_OPEN_GUIDE, 0 },
+ { "_Help.HelpInfo", HELP_OPEN_INFORMATION, 0 },
+ { "Help.HelpCredits", HELP_OPEN_CREDITS, 0 },
+ { "_Help.HelpLicence", HELP_OPEN_LICENCE, 0 },
+ { "Help.HelpInter", HELP_LAUNCH_INTERACTIVE, 0 },
+ {NULL, 0, 0}
+ }
+ };
+ ro_gui_browser_window_menu =
+ ro_gui_menu_define_menu(&browser_definition);
+
+}
+
+
+/*
+ * Interface With Core
+ */
+
+/**
+ * Place the caret in a browser window.
+ *
+ * \param g window with caret
+ * \param x coordinates of caret
+ * \param y coordinates of caret
+ * \param height height of caret
+ * \param clip clip rectangle, or NULL if none
+ */
+
+static void gui_window_place_caret(struct gui_window *g, int x, int y, int height,
+ const struct rect *clip)
+{
+ os_error *error;
+
+ error = xwimp_set_caret_position(g->window, -1,
+ x * 2, -(y + height) * 2, height * 2, -1);
+ if (error) {
+ LOG("xwimp_set_caret_position: 0x%x: %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ }
+}
+
+/**
+ * Create and open a new browser window.
+ *
+ * \param bw bw to create gui_window for
+ * \param existing an existing gui_window, may be NULL
+ * \param flags flags for gui window creation
+ * \return gui window, or NULL on error
+ */
+
+static struct gui_window *gui_window_create(struct browser_window *bw,
+ struct gui_window *existing,
+ gui_window_create_flags flags)
+{
+ int screen_width, screen_height;
+ static int window_count = 2;
+ wimp_window window;
+ wimp_window_state state;
+ os_error *error;
+ bool open_centred = true;
+ struct gui_window *g;
+
+ g = malloc(sizeof *g);
+ if (!g) {
+ ro_warn_user("NoMemory", 0);
+ return 0;
+ }
+ g->bw = bw;
+ g->toolbar = 0;
+ g->status_bar = 0;
+ g->old_width = 0;
+ g->old_height = 0;
+ g->update_extent = true;
+ g->active = false;
+ strcpy(g->title, "NetSurf");
+ g->iconise_icon = -1;
+ g->scale = browser_window_get_scale(bw);
+
+ /* Set the window position */
+ if (existing != NULL &&
+ flags & GW_CREATE_CLONE &&
+ nsoption_bool(window_size_clone)) {
+ state.w = existing->window;
+ error = xwimp_get_window_state(&state);
+ if (error) {
+ LOG("xwimp_get_window_state: 0x%x: %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ }
+ window.visible.x0 = state.visible.x0;
+ window.visible.x1 = state.visible.x1;
+ window.visible.y0 = state.visible.y0 - 48;
+ window.visible.y1 = state.visible.y1 - 48;
+ open_centred = false;
+ } else {
+ int win_width, win_height;
+ ro_gui_screen_size(&screen_width, &screen_height);
+
+ /* Check if we have a preferred position */
+ if ((nsoption_int(window_screen_width) != 0) &&
+ (nsoption_int(window_screen_height) != 0)) {
+ win_width = (nsoption_int(window_width) *
+ screen_width) /
+ nsoption_int(window_screen_width);
+ win_height = (nsoption_int(window_height) *
+ screen_height) /
+ nsoption_int(window_screen_height);
+ window.visible.x0 = (nsoption_int(window_x) *
+ screen_width) /
+ nsoption_int(window_screen_width);
+ window.visible.y0 = (nsoption_int(window_y) *
+ screen_height) /
+ nsoption_int(window_screen_height);
+ if (nsoption_bool(window_stagger)) {
+ window.visible.y0 += 96 -
+ (48 * (window_count % 5));
+ }
+ open_centred = false;
+ if (win_width < 100)
+ win_width = 100;
+ if (win_height < 100)
+ win_height = 100;
+ } else {
+
+ /* Base how we define the window height/width
+ on the compile time options set */
+ win_width = screen_width * 3 / 4;
+ if (1600 < win_width)
+ win_width = 1600;
+ win_height = win_width * 3 / 4;
+
+ window.visible.x0 = (screen_width - win_width) / 2;
+ window.visible.y0 = ((screen_height - win_height) / 2) +
+ 96 - (48 * (window_count % 5));
+ }
+ window.visible.x1 = window.visible.x0 + win_width;
+ window.visible.y1 = window.visible.y0 + win_height;
+ }
+
+ /* General flags for a non-movable, non-resizable, no-title bar window */
+ window.xscroll = 0;
+ window.yscroll = 0;
+ window.next = wimp_TOP;
+ window.flags = wimp_WINDOW_MOVEABLE |
+ wimp_WINDOW_NEW_FORMAT |
+ wimp_WINDOW_VSCROLL |
+ wimp_WINDOW_HSCROLL |
+ wimp_WINDOW_IGNORE_XEXTENT |
+ wimp_WINDOW_IGNORE_YEXTENT |
+ wimp_WINDOW_SCROLL_REPEAT;
+ window.title_fg = wimp_COLOUR_BLACK;
+ window.title_bg = wimp_COLOUR_LIGHT_GREY;
+ window.work_fg = wimp_COLOUR_LIGHT_GREY;
+ window.work_bg = wimp_COLOUR_TRANSPARENT;
+ window.scroll_outer = wimp_COLOUR_DARK_GREY;
+ window.scroll_inner = wimp_COLOUR_MID_LIGHT_GREY;
+ window.highlight_bg = wimp_COLOUR_CREAM;
+ window.extra_flags = wimp_WINDOW_USE_EXTENDED_SCROLL_REQUEST |
+ wimp_WINDOW_GIVE_SHADED_ICON_INFO;
+ window.extent.x0 = 0;
+ window.extent.y0 = -(window.visible.y1 - window.visible.y0);
+ window.extent.x1 = window.visible.x1 - window.visible.x0;
+ window.extent.y1 = 0;
+ window.title_flags = wimp_ICON_TEXT |
+ wimp_ICON_INDIRECTED |
+ wimp_ICON_HCENTRED;
+ window.work_flags = wimp_BUTTON_DOUBLE_CLICK_DRAG <<
+ wimp_ICON_BUTTON_TYPE_SHIFT;
+ window.sprite_area = wimpspriteop_AREA;
+ window.xmin = 1;
+ window.ymin = 1;
+ window.title_data.indirected_text.text = g->title;
+ window.title_data.indirected_text.validation = (char *) -1;
+ window.title_data.indirected_text.size = 255;
+ window.icon_count = 0;
+
+ /* Add in flags */
+ window.flags |= wimp_WINDOW_SIZE_ICON |
+ wimp_WINDOW_BACK_ICON |
+ wimp_WINDOW_CLOSE_ICON |
+ wimp_WINDOW_TITLE_ICON |
+ wimp_WINDOW_TOGGLE_ICON;
+
+ if (open_centred) {
+ int scroll_width = ro_get_vscroll_width(NULL);
+ window.visible.x0 -= scroll_width;
+ }
+
+ error = xwimp_create_window(&window, &g->window);
+ if (error) {
+ LOG("xwimp_create_window: 0x%x: %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ free(g);
+ return 0;
+ }
+
+ /* Link into window list */
+ g->prev = 0;
+ g->next = window_list;
+ if (window_list)
+ window_list->prev = g;
+ window_list = g;
+ window_count++;
+
+ /* Add in a toolbar and status bar */
+ g->status_bar = ro_gui_status_bar_create(g->window,
+ nsoption_int(toolbar_status_size));
+ g->toolbar = ro_toolbar_create(NULL, g->window,
+ THEME_STYLE_BROWSER_TOOLBAR, TOOLBAR_FLAGS_NONE,
+ &ro_gui_window_toolbar_callbacks, g,
+ "HelpToolbar");
+ if (g->toolbar != NULL) {
+ ro_toolbar_add_buttons(g->toolbar,
+ brower_toolbar_buttons,
+ nsoption_charp(toolbar_browser));
+ ro_toolbar_add_url(g->toolbar);
+ ro_toolbar_add_throbber(g->toolbar);
+ ro_toolbar_rebuild(g->toolbar);
+ }
+
+ /* Register event handlers. Do this quickly, as some of the things
+ * that follow will indirectly look up our user data: this MUST
+ * be set first!
+ */
+ ro_gui_wimp_event_set_user_data(g->window, g);
+ ro_gui_wimp_event_register_open_window(g->window, ro_gui_window_open);
+ ro_gui_wimp_event_register_close_window(g->window, ro_gui_window_close);
+ ro_gui_wimp_event_register_redraw_window(g->window, ro_gui_window_redraw);
+ ro_gui_wimp_event_register_scroll_window(g->window, ro_gui_window_scroll);
+ ro_gui_wimp_event_register_pointer_entering_window(g->window, ro_gui_window_pointer_entering);
+ ro_gui_wimp_event_register_keypress(g->window, ro_gui_window_keypress);
+ ro_gui_wimp_event_register_mouse_click(g->window, ro_gui_window_click);
+ ro_gui_wimp_event_register_menu(g->window, ro_gui_browser_window_menu,
+ true, false);
+ ro_gui_wimp_event_register_menu_prepare(g->window,
+ ro_gui_window_menu_prepare);
+ ro_gui_wimp_event_register_menu_selection(g->window,
+ ro_gui_window_menu_select);
+ ro_gui_wimp_event_register_menu_warning(g->window,
+ ro_gui_window_menu_warning);
+ ro_gui_wimp_event_register_menu_close(g->window,
+ ro_gui_window_menu_close);
+
+ /* Set the window options */
+ ro_gui_window_clone_options(g, existing);
+ ro_gui_window_update_toolbar_buttons(g);
+
+ /* Open the window at the top of the stack */
+ state.w = g->window;
+ error = xwimp_get_window_state(&state);
+ if (error) {
+ LOG("xwimp_get_window_state: 0x%x: %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ return g;
+ }
+
+ state.next = wimp_TOP;
+
+ ro_gui_window_open(PTR_WIMP_OPEN(&state));
+
+ /* Claim the caret */
+ if (ro_toolbar_take_caret(g->toolbar))
+ ro_gui_url_complete_start(g->toolbar);
+ else
+ gui_window_place_caret(g, -100, -100, 0, NULL);
+
+ return g;
+}
+
+
+/**
+ * Close a browser window and free any related resources.
+ *
+ * \param g gui_window to destroy
+ */
+
+static void gui_window_destroy(struct gui_window *g)
+{
+ os_error *error;
+ wimp_w w;
+
+ assert(g);
+
+ /* stop any tracking */
+ ro_mouse_kill(g);
+
+ /* remove from list */
+ if (g->prev)
+ g->prev->next = g->next;
+ else
+ window_list = g->next;
+ if (g->next)
+ g->next->prev = g->prev;
+
+ /* destroy toolbar */
+ if (g->toolbar)
+ ro_toolbar_destroy(g->toolbar);
+ if (g->status_bar)
+ ro_gui_status_bar_destroy(g->status_bar);
+
+ w = g->window;
+ ro_gui_url_complete_close();
+ ro_gui_dialog_close_persistent(w);
+ if (current_menu_window == w)
+ ro_gui_menu_destroy();
+ ro_gui_window_remove_update_boxes(g);
+
+ /* delete window */
+ error = xwimp_delete_window(w);
+ if (error) {
+ LOG("xwimp_delete_window: 0x%x: %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ }
+ ro_gui_wimp_event_finalise(w);
+
+ free(g);
+}
+
+
+/**
+ * Set the title of a browser window.
+ *
+ * \param g gui_window to update
+ * \param title new window title, copied
+ */
+
+static void gui_window_set_title(struct gui_window *g, const char *title)
+{
+ assert(g);
+ assert(title);
+
+ if (g->scale != 1.0) {
+ int scale_disp = g->scale * 100;
+
+ if (ABS((float)scale_disp - g->scale * 100) >= 0.05)
+ snprintf(g->title, sizeof g->title, "%s (%.1f%%)",
+ title, g->scale * 100);
+ else
+ snprintf(g->title, sizeof g->title, "%s (%i%%)",
+ title, scale_disp);
+ } else {
+ strncpy(g->title, title, sizeof g->title);
+ }
+
+ ro_gui_set_window_title(g->window, g->title);
+}
+
+
+/**
+ * Force a redraw of the entire contents of a browser window.
+ *
+ * \param g gui_window to redraw
+ */
+void gui_window_redraw_window(struct gui_window *g)
+{
+ wimp_window_info info;
+ os_error *error;
+
+ assert(g);
+ info.w = g->window;
+ error = xwimp_get_window_info_header_only(&info);
+ if (error) {
+ LOG("xwimp_get_window_info_header_only: 0x%x: %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ return;
+ }
+ error = xwimp_force_redraw(g->window, info.extent.x0, info.extent.y0,
+ info.extent.x1, info.extent.y1);
+ if (error) {
+ LOG("xwimp_force_redraw: 0x%x: %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ }
+}
+
+
+/**
+ * Redraw an area of a window.
+ *
+ * \param g The window to update
+ * \param rect The area of the window to update.
+ */
+
+static void gui_window_update_box(struct gui_window *g, const struct rect *rect)
+{
+ bool use_buffer;
+ int x0, y0, x1, y1;
+ struct update_box *cur;
+
+ x0 = floorf(rect->x0 * 2 * g->scale);
+ y0 = -ceilf(rect->y1 * 2 * g->scale);
+ x1 = ceilf(rect->x1 * 2 * g->scale) + 1;
+ y1 = -floorf(rect->y0 * 2 * g->scale) + 1;
+ use_buffer =
+ (g->option.buffer_everything || g->option.buffer_animations);
+
+ /* try to optimise buffered redraws */
+ if (use_buffer) {
+ for (cur = pending_updates; cur != NULL; cur = cur->next) {
+ if ((cur->g != g) || (!cur->use_buffer))
+ continue;
+ if ((((cur->x0 - x1) < MARGIN) || ((cur->x1 - x0) < MARGIN)) &&
+ (((cur->y0 - y1) < MARGIN) || ((cur->y1 - y0) < MARGIN))) {
+ cur->x0 = min(cur->x0, x0);
+ cur->y0 = min(cur->y0, y0);
+ cur->x1 = max(cur->x1, x1);
+ cur->y1 = max(cur->y1, y1);
+ return;
+ }
+
+ }
+ }
+ cur = malloc(sizeof(struct update_box));
+ if (!cur) {
+ LOG("No memory for malloc.");
+ ro_warn_user("NoMemory", 0);
+ return;
+ }
+ cur->x0 = x0;
+ cur->y0 = y0;
+ cur->x1 = x1;
+ cur->y1 = y1;
+ cur->next = pending_updates;
+ pending_updates = cur;
+ cur->g = g;
+ cur->use_buffer = use_buffer;
+}
+
+
+/**
+ * Get the scroll position of a browser window.
+ *
+ * \param g gui_window
+ * \param sx receives x ordinate of point at top-left of window
+ * \param sy receives y ordinate of point at top-left of window
+ * \return true iff successful
+ */
+
+static bool gui_window_get_scroll(struct gui_window *g, int *sx, int *sy)
+{
+ wimp_window_state state;
+ os_error *error;
+ int toolbar_height = 0;
+
+ assert(g);
+
+ state.w = g->window;
+ error = xwimp_get_window_state(&state);
+ if (error) {
+ LOG("xwimp_get_window_state: 0x%x: %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ return false;
+ }
+
+ if (g->toolbar)
+ toolbar_height = ro_toolbar_full_height(g->toolbar);
+ *sx = state.xscroll / (2 * g->scale);
+ *sy = -(state.yscroll - toolbar_height) / (2 * g->scale);
+ return true;
+}
+
+
+/**
+ * Set the scroll position of a browser window.
+ *
+ * \param g gui_window to scroll
+ * \param sx point to place at top-left of window
+ * \param sy point to place at top-left of window
+ */
+
+static void gui_window_set_scroll(struct gui_window *g, int sx, int sy)
+{
+ wimp_window_state state;
+ os_error *error;
+
+ assert(g);
+
+ state.w = g->window;
+ error = xwimp_get_window_state(&state);
+ if (error) {
+ LOG("xwimp_get_window_state: 0x%x: %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ return;
+ }
+
+ state.xscroll = sx * 2 * g->scale;
+ state.yscroll = -sy * 2 * g->scale;
+ if (g->toolbar)
+ state.yscroll += ro_toolbar_full_height(g->toolbar);
+ ro_gui_window_open(PTR_WIMP_OPEN(&state));
+}
+
+
+/**
+ * Scrolls the specified area of a browser window into view.
+ *
+ * \param g gui_window to scroll
+ * \param x0 left point to ensure visible
+ * \param y0 bottom point to ensure visible
+ * \param x1 right point to ensure visible
+ * \param y1 top point to ensure visible
+ */
+static void gui_window_scroll_visible(struct gui_window *g, int x0, int y0, int x1, int y1)
+{
+ wimp_window_state state;
+ os_error *error;
+ int cx0, cy0, width, height;
+ int padding_available;
+ int toolbar_height = 0;
+ int correction;
+
+ assert(g);
+
+ state.w = g->window;
+ error = xwimp_get_window_state(&state);
+ if (error) {
+ LOG("xwimp_get_window_state: 0x%x: %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ return;
+ }
+
+ if (g->toolbar)
+ toolbar_height = ro_toolbar_full_height(g->toolbar);
+
+ x0 = x0 * 2 * g->scale;
+ y0 = y0 * 2 * g->scale;
+ x1 = x1 * 2 * g->scale;
+ y1 = y1 * 2 * g->scale;
+
+ cx0 = state.xscroll;
+ cy0 = -state.yscroll + toolbar_height;
+ width = state.visible.x1 - state.visible.x0;
+ height = state.visible.y1 - state.visible.y0 - toolbar_height;
+
+ /* make sure we're visible */
+ correction = (x1 - cx0 - width);
+ if (correction > 0)
+ cx0 += correction;
+ correction = (y1 - cy0 - height);
+ if (correction > 0)
+ cy0 += correction;
+ if (x0 < cx0)
+ cx0 = x0;
+ if (y0 < cy0)
+ cy0 = y0;
+
+ /* try to give a SCROLL_VISIBLE_PADDING border of space around us */
+ padding_available = (width - x1 + x0) / 2;
+ if (padding_available > 0) {
+ if (padding_available > SCROLL_VISIBLE_PADDING)
+ padding_available = SCROLL_VISIBLE_PADDING;
+ correction = (cx0 + width - x1);
+ if (correction < padding_available)
+ cx0 += padding_available;
+ correction = (x0 - cx0);
+ if (correction < padding_available)
+ cx0 -= padding_available;
+ }
+ padding_available = (height - y1 + y0) / 2;
+ if (padding_available > 0) {
+ if (padding_available > SCROLL_VISIBLE_PADDING)
+ padding_available = SCROLL_VISIBLE_PADDING;
+ correction = (cy0 + height - y1);
+ if (correction < padding_available)
+ cy0 += padding_available;
+ correction = (y0 - cy0);
+ if (correction < padding_available)
+ cy0 -= padding_available;
+ }
+
+ state.xscroll = cx0;
+ state.yscroll = -cy0 + toolbar_height;
+ ro_gui_window_open(PTR_WIMP_OPEN(&state));
+}
+
+
+/**
+ * Find the current dimensions of a browser window's content area.
+ *
+ * \param g gui_window to measure
+ * \param width receives width of window
+ * \param height receives height of window
+ * \param scaled whether to return scaled values
+ */
+
+static void gui_window_get_dimensions(struct gui_window *g, int *width, int *height, bool scaled)
+{
+ /* use the cached window sizes */
+ *width = g->old_width / 2;
+ *height = g->old_height / 2;
+ if (scaled) {
+ *width /= g->scale;
+ *height /= g->scale;
+ }
+}
+
+
+/**
+ * Update the extent of the inside of a browser window to that of the
+ * current content.
+ *
+ * \param g gui_window to update the extent of
+ */
+
+static void gui_window_update_extent(struct gui_window *g)
+{
+ os_error *error;
+ wimp_window_info info;
+
+ assert(g);
+
+ info.w = g->window;
+ error = xwimp_get_window_info_header_only(&info);
+ if (error) {
+ LOG("xwimp_get_window_info_header_only: 0x%x: %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ return;
+ }
+
+ /* scroll on toolbar height change */
+ if (g->toolbar) {
+ int scroll = ro_toolbar_height(g->toolbar) - info.extent.y1;
+ info.yscroll += scroll;
+ }
+
+ /* Handle change of extents */
+ g->update_extent = true;
+ ro_gui_window_open(PTR_WIMP_OPEN(&info));
+}
+
+
+/**
+ * Set the status bar of a browser window.
+ *
+ * \param g gui_window to update
+ * \param text new status text
+ */
+
+static void riscos_window_set_status(struct gui_window *g, const char *text)
+{
+ if (g->status_bar)
+ ro_gui_status_bar_set_text(g->status_bar, text);
+}
+
+
+/**
+ * Change mouse pointer shape
+ */
+
+void gui_window_set_pointer(struct gui_window *g, gui_pointer_shape shape)
+{
+ static gui_pointer_shape curr_pointer = GUI_POINTER_DEFAULT;
+ struct ro_gui_pointer_entry *entry;
+ os_error *error;
+
+ if (shape == curr_pointer)
+ return;
+
+ assert(shape < sizeof ro_gui_pointer_table /
+ sizeof ro_gui_pointer_table[0]);
+
+ entry = &ro_gui_pointer_table[shape];
+
+ if (entry->wimp_area) {
+ /* pointer in the Wimp's sprite area */
+ error = xwimpspriteop_set_pointer_shape(entry->sprite_name,
+ 1, entry->xactive, entry->yactive, 0, 0);
+ if (error) {
+ LOG("xwimpspriteop_set_pointer_shape: 0x%x: %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ }
+ } else {
+ /* pointer in our own sprite area */
+ error = xosspriteop_set_pointer_shape(osspriteop_USER_AREA,
+ gui_sprites,
+ (osspriteop_id) entry->sprite_name,
+ 1, entry->xactive, entry->yactive, 0, 0);
+ if (error) {
+ LOG("xosspriteop_set_pointer_shape: 0x%x: %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ }
+ }
+
+ curr_pointer = shape;
+}
+
+
+/* exported function documented in riscos/window.h */
+nserror ro_gui_window_set_url(struct gui_window *g, nsurl *url)
+{
+ size_t idn_url_l;
+ char *idn_url_s = NULL;
+
+ if (g->toolbar) {
+ if (nsoption_bool(display_decoded_idn) == true) {
+ if (nsurl_get_utf8(url, &idn_url_s, &idn_url_l) != NSERROR_OK)
+ idn_url_s = NULL;
+ }
+
+ ro_toolbar_set_url(g->toolbar, idn_url_s ? idn_url_s : nsurl_access(url), true, false);
+
+ if (idn_url_s)
+ free(idn_url_s);
+
+ ro_gui_url_complete_start(g->toolbar);
+ }
+
+ return NSERROR_OK;
+}
+
+
+/**
+ * Update the interface to reflect start of page loading.
+ *
+ * \param g window with start of load
+ */
+
+static void gui_window_start_throbber(struct gui_window *g)
+{
+ ro_gui_window_update_toolbar_buttons(g);
+ ro_gui_menu_refresh(ro_gui_browser_window_menu);
+ if (g->toolbar != NULL)
+ ro_toolbar_start_throbbing(g->toolbar);
+ g->active = true;
+}
+
+
+
+/**
+ * Update the interface to reflect page loading stopped.
+ *
+ * \param g window with start of load
+ */
+
+static void gui_window_stop_throbber(struct gui_window *g)
+{
+ ro_gui_window_update_toolbar_buttons(g);
+ ro_gui_menu_refresh(ro_gui_browser_window_menu);
+ if (g->toolbar != NULL)
+ ro_toolbar_stop_throbbing(g->toolbar);
+ g->active = false;
+}
+
+/**
+ * set favicon
+ */
+
+static void gui_window_set_icon(struct gui_window *g, hlcache_handle *icon)
+{
+ if (g == NULL || g->toolbar == NULL)
+ return;
+
+ ro_toolbar_set_site_favicon(g->toolbar, icon);
+}
+
+
+
+/**
+ * Remove the caret, if present.
+ *
+ * \param g window with caret
+ */
+
+static void gui_window_remove_caret(struct gui_window *g)
+{
+ wimp_caret caret;
+ os_error *error;
+
+ error = xwimp_get_caret_position(&caret);
+ if (error) {
+ LOG("xwimp_get_caret_position: 0x%x: %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ return;
+ }
+
+ if (caret.w != g->window)
+ /* we don't have the caret: do nothing */
+ return;
+
+ /* hide caret, but keep input focus */
+ gui_window_place_caret(g, -100, -100, 0, NULL);
+}
+
+
+/**
+ * Called when the gui_window has new content.
+ *
+ * \param g the gui_window that has new content
+ */
+
+static void gui_window_new_content(struct gui_window *g)
+{
+ ro_gui_menu_refresh(ro_gui_browser_window_menu);
+ ro_gui_window_update_toolbar_buttons(g);
+ ro_gui_dialog_close_persistent(g->window);
+ ro_toolbar_set_content_favicon(g->toolbar, g);
+}
+
+
+/**
+ * Starts drag scrolling of a browser window
+ *
+ * \param g the window to scroll
+ */
+
+static bool gui_window_scroll_start(struct gui_window *g)
+{
+ wimp_window_info_base info;
+ wimp_pointer pointer;
+ os_error *error;
+ wimp_drag drag;
+ int height;
+ int width;
+
+ error = xwimp_get_pointer_info(&pointer);
+ if (error) {
+ LOG("xwimp_get_pointer_info 0x%x : %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ return false;
+ }
+
+ info.w = g->window;
+ error = xwimp_get_window_info_header_only((wimp_window_info*)&info);
+ if (error) {
+ LOG("xwimp_get_window_state: 0x%x : %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ return false;
+ }
+
+ width = info.extent.x1 - info.extent.x0;
+ height = info.extent.y1 - info.extent.y0;
+
+ drag.type = wimp_DRAG_USER_POINT;
+ drag.bbox.x1 = pointer.pos.x + info.xscroll;
+ drag.bbox.y0 = pointer.pos.y + info.yscroll;
+ drag.bbox.x0 = drag.bbox.x1 - (width - (info.visible.x1 - info.visible.x0));
+ drag.bbox.y1 = drag.bbox.y0 + (height - (info.visible.y1 - info.visible.y0));
+
+ if (g->toolbar) {
+ int tbar_height = ro_toolbar_full_height(g->toolbar);
+ drag.bbox.y0 -= tbar_height;
+ drag.bbox.y1 -= tbar_height;
+ }
+
+ error = xwimp_drag_box(&drag);
+ if (error) {
+ LOG("xwimp_drag_box: 0x%x : %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ return false;
+ }
+
+ ro_mouse_drag_start(ro_gui_window_scroll_end, ro_gui_window_mouse_at,
+ NULL, g);
+ return true;
+}
+
+
+/**
+ * Platform-dependent part of starting drag operation.
+ *
+ * \param g gui window containing the drag
+ * \param type type of drag the core is performing
+ * \param rect rectangle to constrain pointer to (relative to drag start coord)
+ * \return true iff succesful
+ */
+
+static bool gui_window_drag_start(struct gui_window *g, gui_drag_type type,
+ const struct rect *rect)
+{
+ wimp_pointer pointer;
+ wimp_drag drag;
+
+ if (rect != NULL) {
+ /* We have a box to constrain the pointer to, for the drag
+ * duration */
+ os_error *error = xwimp_get_pointer_info(&pointer);
+ if (error) {
+ LOG("xwimp_get_pointer_info 0x%x : %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ return false;
+ }
+
+ drag.type = wimp_DRAG_USER_POINT;
+ drag.bbox.x0 = pointer.pos.x +
+ (int)(rect->x0 * 2 * g->scale);
+ drag.bbox.y0 = pointer.pos.y +
+ (int)(rect->y0 * 2 * g->scale);
+ drag.bbox.x1 = pointer.pos.x +
+ (int)(rect->x1 * 2 * g->scale);
+ drag.bbox.y1 = pointer.pos.y +
+ (int)(rect->y1 * 2 * g->scale);
+
+ error = xwimp_drag_box(&drag);
+ if (error) {
+ LOG("xwimp_drag_box: 0x%x : %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ return false;
+ }
+ }
+
+ switch (type) {
+ case GDRAGGING_SCROLLBAR:
+ /* Dragging a core scrollbar */
+ ro_mouse_drag_start(ro_gui_window_scroll_end, ro_gui_window_mouse_at,
+ NULL, g);
+ break;
+
+ default:
+ /* Not handled here yet */
+ break;
+ }
+
+ return true;
+}
+
+
+/**
+ * Save the specified content as a link.
+ *
+ * \param g The window containing the content
+ * \param url The url of the link
+ * \param title The title of the link
+ */
+static nserror
+gui_window_save_link(struct gui_window *g, nsurl *url, const char *title)
+{
+ ro_gui_save_prepare(GUI_SAVE_LINK_URL, NULL, NULL, url, title);
+ ro_gui_dialog_open_persistent(g->window, dialog_saveas, true);
+ return NSERROR_OK;
+}
+
+
+/**
+ * Updates a windows extent.
+ *
+ * \param g the gui_window to update
+ * \param width the minimum width, or -1 to use window width
+ * \param height the minimum height, or -1 to use window height
+ */
+
+void gui_window_set_extent(struct gui_window *g, int width, int height)
+{
+ int screen_width;
+ int toolbar_height = 0;
+ wimp_window_state state;
+ os_error *error;
+
+ if (g->toolbar)
+ toolbar_height = ro_toolbar_full_height(g->toolbar);
+
+ /* get the current state */
+ if ((height == -1) || (width == -1)) {
+ state.w = g->window;
+ error = xwimp_get_window_state(&state);
+ if (error) {
+ LOG("xwimp_get_window_state: 0x%x: %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ return;
+ }
+ if (width == -1)
+ width = state.visible.x1 - state.visible.x0;
+ if (height == -1) {
+ height = state.visible.y1 - state.visible.y0;
+ height -= toolbar_height;
+ }
+ }
+
+ /* the top-level framed window is a total pain. to get it to maximise
+ * to the top of the screen we need to fake it having a suitably large
+ * extent */
+ if (browser_window_is_frameset(g->bw)) {
+ ro_gui_screen_size(&screen_width, &height);
+ if (g->toolbar)
+ height -= ro_toolbar_full_height(g->toolbar);
+ height -= ro_get_hscroll_height(g->window);
+ height -= ro_get_title_height(g->window);
+ }
+ if (browser_window_has_content(g->bw)) {
+ int w, h;
+ browser_window_get_extents(g->bw, true, &w, &h);
+ width = max(width, w * 2);
+ height = max(height, h * 2);
+ }
+ os_box extent = { 0, -height, width, toolbar_height };
+ error = xwimp_set_extent(g->window, &extent);
+ if (error) {
+ LOG("xwimp_set_extent: 0x%x: %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ return;
+ }
+}
+
+
+/**
+ * Display a menu of options for a form select control.
+ *
+ * \param g gui window containing form control
+ * \param control form control of type GADGET_SELECT
+ */
+
+static void gui_window_create_form_select_menu(struct gui_window *g,
+ struct form_control *control)
+{
+ os_error *error;
+ wimp_pointer pointer;
+
+ /* The first time the menu is opened, control bypasses the normal
+ * Menu Prepare event and so we prepare here. On any re-opens,
+ * ro_gui_window_prepare_form_select_menu() is called from the
+ * normal wimp event.
+ */
+
+ if (!ro_gui_window_prepare_form_select_menu(g, control))
+ return;
+
+ error = xwimp_get_pointer_info(&pointer);
+ if (error) {
+ LOG("xwimp_get_pointer_info: 0x%x: %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ ro_gui_menu_destroy();
+ return;
+ }
+
+ gui_form_select_control = control;
+ ro_gui_menu_create(gui_form_select_menu,
+ pointer.pos.x, pointer.pos.y, g->window);
+}
+
+
+/*
+ * RISC OS Wimp Event Handlers
+ */
+
+
+/**
+ * Handle a Redraw_Window_Request for a browser window.
+ */
+
+void ro_gui_window_redraw(wimp_draw *redraw)
+{
+ osbool more;
+ struct gui_window *g = (struct gui_window *)ro_gui_wimp_event_get_user_data(redraw->w);
+ os_error *error;
+ struct redraw_context ctx = {
+ .interactive = true,
+ .background_images = true,
+ .plot = &ro_plotters
+ };
+
+ /* We can't render locked contents. If the browser window is not
+ * ready for redraw, do nothing. Else, in the case of buffered
+ * rendering we'll show random data. */
+ if (!browser_window_redraw_ready(g->bw))
+ return;
+
+ ro_gui_current_redraw_gui = g;
+
+ error = xwimp_redraw_window(redraw, &more);
+ if (error) {
+ LOG("xwimp_redraw_window: 0x%x: %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ return;
+ }
+ while (more) {
+ struct rect clip;
+
+ /* OS's redraw request coordinates are in screen coordinates,
+ * with an origin at the bottom left of the screen.
+ * Find the coordinate of the top left of the document in terms
+ * of OS screen coordinates.
+ * NOTE: OS units are 2 per px. */
+ ro_plot_origin_x = redraw->box.x0 - redraw->xscroll;
+ ro_plot_origin_y = redraw->box.y1 - redraw->yscroll;
+
+ /* Convert OS redraw rectangle request coordinates into NetSurf
+ * coordinates. NetSurf coordinates have origin at top left of
+ * document and units are in px. */
+ clip.x0 = (redraw->clip.x0 - ro_plot_origin_x) / 2; /* left */
+ clip.y0 = (ro_plot_origin_y - redraw->clip.y1) / 2; /* top */
+ clip.x1 = (redraw->clip.x1 - ro_plot_origin_x) / 2; /* right */
+ clip.y1 = (ro_plot_origin_y - redraw->clip.y0) / 2; /* bottom */
+
+ if (ro_gui_current_redraw_gui->option.buffer_everything)
+ ro_gui_buffer_open(redraw);
+
+ browser_window_redraw(g->bw, 0, 0, &clip, &ctx);
+
+ if (ro_gui_current_redraw_gui->option.buffer_everything)
+ ro_gui_buffer_close();
+
+ /* Check to see if there are more rectangles to draw and
+ * get next one */
+ error = xwimp_get_rectangle(redraw, &more);
+ /* RISC OS 3.7 returns an error here if enough buffer was
+ claimed to cause a new dynamic area to be created. It
+ doesn't actually stop anything working, so we mask it out
+ for now until a better fix is found. This appears to be a
+ bug in RISC OS. */
+ if (error && !(ro_gui_current_redraw_gui->
+ option.buffer_everything &&
+ error->errnum == error_WIMP_GET_RECT)) {
+ LOG("xwimp_get_rectangle: 0x%x: %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ ro_gui_current_redraw_gui = NULL;
+ return;
+ }
+ }
+ ro_gui_current_redraw_gui = NULL;
+}
+
+
+/**
+ * Set a gui_window's scale
+ */
+void ro_gui_window_set_scale(struct gui_window *g, float scale)
+{
+ g->scale = scale;
+ browser_window_set_scale(g->bw, scale, true);
+}
+
+
+/**
+ * Open a window using the given wimp_open, handling toolbars and resizing.
+ */
+
+void ro_gui_window_open(wimp_open *open)
+{
+ struct gui_window *g = (struct gui_window *)ro_gui_wimp_event_get_user_data(open->w);
+ int width = open->visible.x1 - open->visible.x0;
+ int height = open->visible.y1 - open->visible.y0;
+ browser_scrolling h_scroll;
+ browser_scrolling v_scroll;
+ int toolbar_height = 0;
+ float new_scale = 0;
+ wimp_window_state state;
+ os_error *error;
+ wimp_w parent;
+ bits linkage;
+ bool have_content;
+
+ if (open->next == wimp_TOP && g->iconise_icon >= 0) {
+ /* window is no longer iconised, release its sprite number */
+ iconise_used[g->iconise_icon] = false;
+ g->iconise_icon = -1;
+ }
+
+ have_content = browser_window_has_content(g->bw);
+
+ /* get the current flags/nesting state */
+ state.w = g->window;
+ error = xwimp_get_window_state_and_nesting(&state, &parent, &linkage);
+ if (error) {
+ LOG("xwimp_get_window_state: 0x%x: %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ return;
+ }
+
+ /* account for toolbar height, if present */
+ if (g->toolbar)
+ toolbar_height = ro_toolbar_full_height(g->toolbar);
+ height -= toolbar_height;
+
+ /* work with the state from now on so we can modify flags */
+ state.visible = open->visible;
+ state.xscroll = open->xscroll;
+ state.yscroll = open->yscroll;
+ state.next = open->next;
+
+ browser_window_get_scrollbar_type(g->bw, &h_scroll, &v_scroll);
+
+ /* handle 'auto' scroll bars' and non-fitting scrollbar removal */
+ if ((h_scroll != BW_SCROLLING_NO) && (v_scroll != BW_SCROLLING_NO)) {
+ int size;
+
+ /* windows lose scrollbars when containing a frameset */
+ bool no_hscroll = false;
+ bool no_vscroll = browser_window_is_frameset(g->bw);
+
+ /* hscroll */
+ size = ro_get_hscroll_height(NULL);
+ size -= 2; /* 1px border on both sides */
+ if (!no_hscroll) {
+ if (!(state.flags & wimp_WINDOW_HSCROLL)) {
+ height -= size;
+ state.visible.y0 += size;
+ if (have_content) {
+ browser_window_schedule_reformat(g->bw);
+ }
+ }
+ state.flags |= wimp_WINDOW_HSCROLL;
+ } else {
+ if (state.flags & wimp_WINDOW_HSCROLL) {
+ height += size;
+ state.visible.y0 -= size;
+ if (have_content) {
+ browser_window_schedule_reformat(g->bw);
+ }
+ }
+ state.flags &= ~wimp_WINDOW_HSCROLL;
+ }
+
+ /* vscroll */
+ size = ro_get_vscroll_width(NULL);
+ size -= 2; /* 1px border on both sides */
+ if (!no_vscroll) {
+ if (!(state.flags & wimp_WINDOW_VSCROLL)) {
+ width -= size;
+ state.visible.x1 -= size;
+ if (have_content) {
+ browser_window_schedule_reformat(g->bw);
+ }
+ }
+ state.flags |= wimp_WINDOW_VSCROLL;
+ } else {
+ if (state.flags & wimp_WINDOW_VSCROLL) {
+ width += size;
+ state.visible.x1 += size;
+ if (have_content) {
+ browser_window_schedule_reformat(g->bw);
+ }
+ }
+ state.flags &= ~wimp_WINDOW_VSCROLL;
+ }
+ }
+
+ /* reformat or change extent if necessary */
+ if (have_content &&
+ (g->old_width != width || g->old_height != height)) {
+ /* Ctrl-resize of a top-level window scales the content size */
+ if ((g->old_width > 0) && (g->old_width != width) &&
+ (ro_gui_ctrl_pressed()))
+ new_scale = (g->scale * width) / g->old_width;
+ browser_window_schedule_reformat(g->bw);
+ }
+ if (g->update_extent || g->old_width != width ||
+ g->old_height != height) {
+ g->old_width = width;
+ g->old_height = height;
+ g->update_extent = false;
+ gui_window_set_extent(g, width, height);
+ }
+
+ /* first resize stops any flickering by making the URL window on top */
+ ro_gui_url_complete_resize(g->toolbar, PTR_WIMP_OPEN(&state));
+
+ /* Windows containing framesets can only be scrolled via the core, which
+ * is implementing frame scrollbars itself. The x and y offsets are
+ * therefore fixed.
+ */
+
+ if (browser_window_is_frameset(g->bw)) {
+ state.xscroll = 0;
+ state.yscroll = toolbar_height;
+ }
+
+ error = xwimp_open_window_nested_with_flags(&state, parent, linkage);
+ if (error) {
+ LOG("xwimp_open_window: 0x%x: %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ return;
+ }
+
+ /* update the toolbar */
+ if (g->status_bar)
+ ro_gui_status_bar_resize(g->status_bar);
+ if (g->toolbar) {
+ ro_toolbar_process(g->toolbar, -1, false);
+ /* second resize updates to the new URL bar width */
+ ro_gui_url_complete_resize(g->toolbar, open);
+ }
+
+ /* set the new scale from a ctrl-resize. this must be done at the end as
+ * it may cause a frameset recalculation based on the new window size.
+ */
+ if (new_scale > 0) {
+ ro_gui_window_set_scale(g, new_scale);
+ }
+}
+
+
+/**
+ * Handle wimp closing event
+ */
+
+void ro_gui_window_close(wimp_w w)
+{
+ struct gui_window *g = (struct gui_window *)ro_gui_wimp_event_get_user_data(w);
+ wimp_pointer pointer;
+ os_error *error;
+ char *temp_name;
+ char *filename = NULL;
+ struct nsurl *url;
+ bool destroy;
+
+ error = xwimp_get_pointer_info(&pointer);
+ if (error) {
+ LOG("xwimp_get_pointer_info: 0x%x: %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ return;
+ }
+
+ if (pointer.buttons & wimp_CLICK_ADJUST) {
+ destroy = !ro_gui_shift_pressed();
+
+ url = browser_window_get_url(g->bw);
+ if (url != NULL) {
+ netsurf_nsurl_to_path(url, &filename);
+ }
+ if (filename != NULL) {
+ temp_name = malloc(strlen(filename) + 32);
+ if (temp_name) {
+ char *r;
+ sprintf(temp_name, "Filer_OpenDir %s",
+ filename);
+ r = temp_name + strlen(temp_name);
+ while (r > temp_name) {
+ if (*r == '.') {
+ *r = '\0';
+ break;
+ }
+ r--;
+ }
+ error = xos_cli(temp_name);
+ if (error) {
+ LOG("xos_cli: 0x%x: %s", error->errnum, error->errmess);
+ ro_warn_user("MiscError", error->errmess);
+ return;
+ }
+ free(temp_name);
+ }
+ free(filename);
+ } else {
+ /* this is pointless if we are about to close the
+ * window */
+ if (!destroy && url != NULL)
+ browser_window_navigate_up(g->bw, false);
+ }
+ }
+ else
+ destroy = true;
+
+ if (destroy)
+ browser_window_destroy(g->bw);
+}
+
+
+/**
+ * Handle Mouse_Click events in a browser window. This should never see
+ * Menu clicks, as these will be routed to the menu handlers.
+ *
+ * \param *pointer details of mouse click
+ * \return true if click handled, false otherwise
+ */
+
+bool ro_gui_window_click(wimp_pointer *pointer)
+{
+ struct gui_window *g;
+ os_coord pos;
+
+ /* We should never see Menu clicks. */
+
+ if (pointer->buttons == wimp_CLICK_MENU)
+ return false;
+
+ g = (struct gui_window *) ro_gui_wimp_event_get_user_data(pointer->w);
+
+ /* try to close url-completion */
+ ro_gui_url_complete_close();
+
+ /* set input focus */
+ if (pointer->buttons & (wimp_SINGLE_SELECT | wimp_SINGLE_ADJUST))
+ gui_window_place_caret(g, -100, -100, 0, NULL);
+
+ if (ro_gui_window_to_window_pos(g, pointer->pos.x, pointer->pos.y, &pos))
+ browser_window_mouse_click(g->bw,
+ ro_gui_mouse_click_state(pointer->buttons,
+ wimp_BUTTON_DOUBLE_CLICK_DRAG),
+ pos.x, pos.y);
+
+ return true;
+}
+
+
+/**
+ * Process Key_Pressed events in a browser window.
+ *
+ * \param *key The wimp keypress block for the event.
+ * \return true if the event was handled, else false.
+ */
+
+bool ro_gui_window_keypress(wimp_key *key)
+{
+ struct gui_window *g;
+ uint32_t c = (uint32_t) key->c;
+
+ g = (struct gui_window *) ro_gui_wimp_event_get_user_data(key->w);
+ if (g == NULL)
+ return false;
+
+ /* First send the key to the browser window, eg. form fields. */
+
+ if ((unsigned)c < 0x20 || (0x7f <= c && c <= 0x9f) ||
+ (c & IS_WIMP_KEY)) {
+ /* Munge control keys into unused control chars */
+ /* We can't map onto 1->26 (reserved for ctrl+<qwerty>
+ That leaves 27->31 and 128->159 */
+ switch (c & ~IS_WIMP_KEY) {
+ case wimp_KEY_TAB: c = 9; break;
+ case wimp_KEY_SHIFT | wimp_KEY_TAB: c = 11; break;
+
+ /* cursor movement keys */
+ case wimp_KEY_HOME:
+ case wimp_KEY_CONTROL | wimp_KEY_LEFT:
+ c = NS_KEY_LINE_START;
+ break;
+ case wimp_KEY_END:
+ if (os_version >= RISCOS5)
+ c = NS_KEY_LINE_END;
+ else
+ c = NS_KEY_DELETE_RIGHT;
+ break;
+ case wimp_KEY_CONTROL | wimp_KEY_RIGHT: c = NS_KEY_LINE_END; break;
+ case wimp_KEY_CONTROL | wimp_KEY_UP: c = NS_KEY_TEXT_START; break;
+ case wimp_KEY_CONTROL | wimp_KEY_DOWN: c = NS_KEY_TEXT_END; break;
+ case wimp_KEY_SHIFT | wimp_KEY_LEFT: c = NS_KEY_WORD_LEFT ; break;
+ case wimp_KEY_SHIFT | wimp_KEY_RIGHT: c = NS_KEY_WORD_RIGHT; break;
+ case wimp_KEY_SHIFT | wimp_KEY_UP: c = NS_KEY_PAGE_UP; break;
+ case wimp_KEY_SHIFT | wimp_KEY_DOWN: c = NS_KEY_PAGE_DOWN; break;
+ case wimp_KEY_LEFT: c = NS_KEY_LEFT; break;
+ case wimp_KEY_RIGHT: c = NS_KEY_RIGHT; break;
+ case wimp_KEY_UP: c = NS_KEY_UP; break;
+ case wimp_KEY_DOWN: c = NS_KEY_DOWN; break;
+
+ /* editing */
+ case wimp_KEY_CONTROL | wimp_KEY_END:
+ c = NS_KEY_DELETE_LINE_END;
+ break;
+ case wimp_KEY_DELETE:
+ if (ro_gui_ctrl_pressed())
+ c = NS_KEY_DELETE_LINE_START;
+ else if (os_version < RISCOS5)
+ c = NS_KEY_DELETE_LEFT;
+ break;
+
+ case wimp_KEY_F8:
+ c = NS_KEY_UNDO;
+ break;
+ case wimp_KEY_F9:
+ c = NS_KEY_REDO;
+ break;
+
+ default:
+ break;
+ }
+ }
+
+ if (!(c & IS_WIMP_KEY)) {
+ if (browser_window_key_press(g->bw, c))
+ return true;
+ }
+
+ return ro_gui_window_handle_local_keypress(g, key, false);
+}
+
+
+/**
+ * Callback handler for keypresses within browser window toolbars.
+ *
+ * \param *data Client data, pointing to the GUI Window.
+ * \param *key The keypress data.
+ * \return true if the keypress was handled; else false.
+ */
+
+bool ro_gui_window_toolbar_keypress(void *data, wimp_key *key)
+{
+ struct gui_window *g = (struct gui_window *) data;
+
+ if (g != NULL)
+ return ro_gui_window_handle_local_keypress(g, key, true);
+
+ return false;
+}
+
+
+/**
+ * Handle keypresses within the RISC OS GUI: this is to be called after the
+ * core has been given a chance to act, or on keypresses in the toolbar where
+ * the core doesn't get involved.
+ *
+ * \param *g The gui window to which the keypress applies.
+ * \param *key The keypress data.
+ * \param is_toolbar true if the keypress is from a toolbar;
+ * else false.
+ * \return true if the keypress was claimed; else false.
+ */
+
+bool ro_gui_window_handle_local_keypress(struct gui_window *g, wimp_key *key,
+ bool is_toolbar)
+{
+ struct browser_window_features cont;
+ os_error *ro_error;
+ wimp_pointer pointer;
+ os_coord pos;
+ float scale;
+ uint32_t c = (uint32_t) key->c;
+ wimp_scroll_direction xscroll = wimp_SCROLL_NONE;
+ wimp_scroll_direction yscroll = wimp_SCROLL_NONE;
+ nsurl *url;
+
+ if (g == NULL)
+ return false;
+
+ ro_error = xwimp_get_pointer_info(&pointer);
+ if (ro_error) {
+ LOG("xwimp_get_pointer_info: 0x%x: %s\n", ro_error->errnum, ro_error->errmess);
+ ro_warn_user("WimpError", ro_error->errmess);
+ return false;
+ }
+
+ if (!ro_gui_window_to_window_pos(g, pointer.pos.x, pointer.pos.y, &pos))
+ return false;
+
+ browser_window_get_features(g->bw, pos.x, pos.y, &cont);
+
+ switch (c) {
+ case IS_WIMP_KEY + wimp_KEY_F1: /* Help. */
+ {
+ nserror error = nsurl_create(
+ "http://www.netsurf-browser.org/documentation/",
+ &url);
+ if (error == NSERROR_OK) {
+ error = browser_window_create(BW_CREATE_HISTORY,
+ url,
+ NULL,
+ NULL,
+ NULL);
+ nsurl_unref(url);
+ }
+ if (error != NSERROR_OK) {
+ ro_warn_user(messages_get_errorcode(error), 0);
+ }
+ return true;
+ }
+ case IS_WIMP_KEY + wimp_KEY_CONTROL + wimp_KEY_F1:
+ ro_gui_window_action_page_info(g);
+ return true;
+
+ case IS_WIMP_KEY + wimp_KEY_F2:
+ if (g->toolbar == NULL)
+ return false;
+ ro_gui_url_complete_close();
+ ro_toolbar_set_url(g->toolbar, "www.", true, true);
+ ro_gui_url_complete_start(g->toolbar);
+ ro_gui_url_complete_keypress(g->toolbar, wimp_KEY_DOWN);
+ return true;
+
+ case IS_WIMP_KEY + wimp_KEY_CONTROL + wimp_KEY_F2:
+ /* Close window. */
+ ro_gui_url_complete_close();
+ gui_window_set_pointer(g, GUI_POINTER_DEFAULT);
+ browser_window_destroy(g->bw);
+ return true;
+
+ case 19: /* Ctrl + S */
+ case IS_WIMP_KEY + wimp_KEY_F3:
+ ro_gui_window_action_save(g, GUI_SAVE_SOURCE);
+ return true;
+
+ case IS_WIMP_KEY + wimp_KEY_CONTROL + wimp_KEY_F3:
+ ro_gui_window_action_save(g, GUI_SAVE_TEXT);
+ return true;
+
+ case IS_WIMP_KEY + wimp_KEY_SHIFT + wimp_KEY_F3:
+ ro_gui_window_action_save(g, GUI_SAVE_COMPLETE);
+ return true;
+
+ case IS_WIMP_KEY + wimp_KEY_CONTROL + wimp_KEY_SHIFT + wimp_KEY_F3:
+ ro_gui_window_action_save(g, GUI_SAVE_DRAW);
+ return true;
+
+ case 6: /* Ctrl + F */
+ case IS_WIMP_KEY + wimp_KEY_F4: /* Search */
+ ro_gui_window_action_search(g);
+ return true;
+
+ case IS_WIMP_KEY + wimp_KEY_F5: /* Reload */
+ if (g->bw != NULL)
+ browser_window_reload(g->bw, false);
+ return true;
+
+ case 18: /* Ctrl+R (Full reload) */
+ case IS_WIMP_KEY + wimp_KEY_CONTROL + wimp_KEY_F5:
+ if (g->bw != NULL)
+ browser_window_reload(g->bw, true);
+ return true;
+
+ case IS_WIMP_KEY + wimp_KEY_F6: /* Hotlist */
+ ro_gui_hotlist_open();
+ return true;
+
+ case IS_WIMP_KEY + wimp_KEY_F7: /* Show local history */
+ ro_gui_window_action_local_history(g);
+ return true;
+
+ case IS_WIMP_KEY + wimp_KEY_CONTROL + wimp_KEY_F7:
+ /* Show global history */
+ ro_gui_global_history_open();
+ return true;
+
+ case IS_WIMP_KEY + wimp_KEY_F8: /* View source */
+ ro_gui_view_source((cont.main != NULL) ? cont.main :
+ browser_window_get_content(g->bw));
+ return true;
+
+ case IS_WIMP_KEY + wimp_KEY_F9:
+ /* Dump content for debugging. */
+ ro_gui_dump_browser_window(g->bw);
+ return true;
+
+ case IS_WIMP_KEY + wimp_KEY_CONTROL + wimp_KEY_F9:
+ urldb_dump();
+ return true;
+
+ case IS_WIMP_KEY + wimp_KEY_CONTROL + wimp_KEY_SHIFT + wimp_KEY_F9:
+ talloc_report_full(0, stderr);
+ return true;
+
+ case IS_WIMP_KEY + wimp_KEY_F11: /* Zoom */
+ ro_gui_window_action_zoom(g);
+ return true;
+
+ case IS_WIMP_KEY + wimp_KEY_SHIFT + wimp_KEY_F11:
+ /* Toggle display of box outlines. */
+ browser_window_debug(g->bw, CONTENT_DEBUG_REDRAW);
+
+ gui_window_redraw_window(g);
+ return true;
+
+ case wimp_KEY_RETURN:
+ if (is_toolbar) {
+ const char *toolbar_url;
+ toolbar_url = ro_toolbar_get_url(g->toolbar);
+ if (toolbar_url != NULL)
+ ro_gui_window_launch_url(g, toolbar_url);
+ }
+ return true;
+
+ case wimp_KEY_ESCAPE:
+ if (ro_gui_url_complete_close()) {
+ ro_gui_url_complete_start(g->toolbar);
+ return true;
+ }
+
+ if (g->bw != NULL)
+ browser_window_stop(g->bw);
+ return true;
+
+ case 14: /* CTRL+N */
+ ro_gui_window_action_new_window(g);
+ return true;
+
+ case 17: /* CTRL+Q (Zoom out) */
+ case 23: /* CTRL+W (Zoom in) */
+ if (browser_window_has_content(g->bw) == false)
+ break;
+ scale = g->scale;
+ if (ro_gui_shift_pressed() && c == 17)
+ scale = g->scale - 0.1;
+ else if (ro_gui_shift_pressed() && c == 23)
+ scale = g->scale + 0.1;
+ else if (c == 17) {
+ for (int i = SCALE_SNAP_TO_SIZE - 1; i >= 0; i--)
+ if (scale_snap_to[i] < g->scale) {
+ scale = scale_snap_to[i];
+ break;
+ }
+ } else {
+ for (unsigned int i = 0; i < SCALE_SNAP_TO_SIZE; i++)
+ if (scale_snap_to[i] > g->scale) {
+ scale = scale_snap_to[i];
+ break;
+ }
+ }
+ if (scale < scale_snap_to[0])
+ scale = scale_snap_to[0];
+ if (scale > scale_snap_to[SCALE_SNAP_TO_SIZE - 1])
+ scale = scale_snap_to[SCALE_SNAP_TO_SIZE - 1];
+ if (g->scale != scale) {
+ ro_gui_window_set_scale(g, scale);
+ }
+ return true;
+
+ case IS_WIMP_KEY + wimp_KEY_PRINT:
+ ro_gui_window_action_print(g);
+ return true;
+
+ case IS_WIMP_KEY | wimp_KEY_LEFT:
+ case IS_WIMP_KEY | wimp_KEY_RIGHT:
+ case IS_WIMP_KEY | wimp_KEY_CONTROL | wimp_KEY_LEFT:
+ case IS_WIMP_KEY | wimp_KEY_CONTROL | wimp_KEY_RIGHT:
+ case IS_WIMP_KEY | wimp_KEY_UP:
+ case IS_WIMP_KEY | wimp_KEY_DOWN:
+ case IS_WIMP_KEY | wimp_KEY_PAGE_UP:
+ case IS_WIMP_KEY | wimp_KEY_PAGE_DOWN:
+ case wimp_KEY_HOME:
+ case IS_WIMP_KEY | wimp_KEY_CONTROL | wimp_KEY_UP:
+ case IS_WIMP_KEY | wimp_KEY_END:
+ case IS_WIMP_KEY | wimp_KEY_CONTROL | wimp_KEY_DOWN:
+ if (is_toolbar)
+ return false;
+ break;
+ default:
+ return false; /* This catches any keys we don't want to claim */
+ }
+
+ /* Any keys that exit from the above switch() via break should be
+ * processed as scroll actions in the browser window. */
+
+ switch (c) {
+ case IS_WIMP_KEY | wimp_KEY_LEFT:
+ xscroll = wimp_SCROLL_COLUMN_LEFT;
+ break;
+ case IS_WIMP_KEY | wimp_KEY_RIGHT:
+ xscroll = wimp_SCROLL_COLUMN_RIGHT;
+ break;
+ case IS_WIMP_KEY | wimp_KEY_CONTROL | wimp_KEY_LEFT:
+ xscroll = 0x7fffffff;
+ break;
+ case IS_WIMP_KEY | wimp_KEY_CONTROL | wimp_KEY_RIGHT:
+ xscroll = 0x80000000;
+ break;
+ case IS_WIMP_KEY | wimp_KEY_UP:
+ yscroll = wimp_SCROLL_LINE_UP;
+ break;
+ case IS_WIMP_KEY | wimp_KEY_DOWN:
+ yscroll = wimp_SCROLL_LINE_DOWN;
+ break;
+ case IS_WIMP_KEY | wimp_KEY_PAGE_UP:
+ yscroll = wimp_SCROLL_PAGE_UP;
+ break;
+ case IS_WIMP_KEY | wimp_KEY_PAGE_DOWN:
+ yscroll = wimp_SCROLL_PAGE_DOWN;
+ break;
+ case wimp_KEY_HOME:
+ case IS_WIMP_KEY | wimp_KEY_CONTROL | wimp_KEY_UP:
+ yscroll = 0x7fffffff;
+ break;
+ case IS_WIMP_KEY | wimp_KEY_END:
+ case IS_WIMP_KEY | wimp_KEY_CONTROL | wimp_KEY_DOWN:
+ yscroll = 0x80000000;
+ break;
+ }
+
+ ro_gui_window_scroll_action(g, xscroll, yscroll);
+
+ return true;
+}
+
+
+/**
+ * Prepare the browser window menu for (re-)opening
+ *
+ * \param w The window owning the menu.
+ * \param i The icon owning the menu.
+ * \param *menu The menu about to be opened.
+ * \param *pointer Pointer to the relevant wimp event block, or
+ * NULL for an Adjust click.
+ * \return true if the event was handled; else false.
+ */
+
+bool ro_gui_window_menu_prepare(wimp_w w, wimp_i i, wimp_menu *menu,
+ wimp_pointer *pointer)
+{
+ struct gui_window *g;
+ struct browser_window *bw;
+ struct toolbar *toolbar;
+ struct browser_window_features cont;
+ bool export_sprite, export_draw, have_content;
+ os_coord pos;
+ browser_editor_flags editor_flags;
+
+ g = (struct gui_window *) ro_gui_wimp_event_get_user_data(w);
+ toolbar = g->toolbar;
+ bw = g->bw;
+ have_content = browser_window_has_content(g->bw);
+ editor_flags = browser_window_get_editor_flags(bw);
+
+ /* If this is the form select menu, handle it now and then exit.
+ * Otherwise, carry on to the main browser window menu.
+ */
+
+ if (menu == gui_form_select_menu) {
+ return ro_gui_window_prepare_form_select_menu(g,
+ gui_form_select_control);
+ }
+
+ if (menu != ro_gui_browser_window_menu)
+ return false;
+
+ /* If this is a new opening for the browser window menu (ie. not for a
+ * toolbar menu), get details of the object under the pointer.
+ */
+
+ if (pointer != NULL && g->window == w) {
+ ro_gui_url_complete_close();
+
+ current_menu_main = NULL;
+ current_menu_object = NULL;
+ current_menu_url = NULL;
+
+ if (ro_gui_window_to_window_pos(g, pointer->pos.x,
+ pointer->pos.y, &pos)) {
+ browser_window_get_features(bw, pos.x, pos.y, &cont);
+
+ current_menu_main = cont.main;
+ current_menu_object = cont.object;
+ current_menu_url = cont.link;
+ }
+ }
+
+ /* Shade menu entries according to the state of the window and object
+ * under the pointer.
+ */
+
+ /* Toolbar (Sub)Menu */
+
+ ro_gui_menu_set_entry_shaded(menu, TOOLBAR_BUTTONS,
+ ro_toolbar_menu_option_shade(toolbar));
+ ro_gui_menu_set_entry_ticked(menu, TOOLBAR_BUTTONS,
+ ro_toolbar_menu_buttons_tick(toolbar));
+
+ ro_gui_menu_set_entry_shaded(menu, TOOLBAR_ADDRESS_BAR,
+ ro_toolbar_menu_edit_shade(toolbar));
+ ro_gui_menu_set_entry_ticked(menu, TOOLBAR_ADDRESS_BAR,
+ ro_toolbar_menu_url_tick(toolbar));
+
+ ro_gui_menu_set_entry_shaded(menu, TOOLBAR_THROBBER,
+ ro_toolbar_menu_edit_shade(toolbar));
+ ro_gui_menu_set_entry_ticked(menu, TOOLBAR_THROBBER,
+ ro_toolbar_menu_throbber_tick(toolbar));
+
+ ro_gui_menu_set_entry_shaded(menu, TOOLBAR_EDIT,
+ ro_toolbar_menu_edit_shade(toolbar));
+ ro_gui_menu_set_entry_ticked(menu, TOOLBAR_EDIT,
+ ro_toolbar_menu_edit_tick(toolbar));
+
+ /* Page Submenu */
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_PAGE,
+ !browser_window_can_search(bw));
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_PAGE_INFO, !have_content);
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_PRINT, !have_content);
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_NEW_WINDOW, !have_content);
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_FIND_TEXT,
+ !browser_window_can_search(bw));
+
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_VIEW_SOURCE, !have_content);
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_SAVE_URL_URI, !have_content);
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_SAVE_URL_URL, !have_content);
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_SAVE_URL_TEXT,
+ !have_content);
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_SAVE, !have_content);
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_SAVE_COMPLETE,
+ !have_content);
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_EXPORT_DRAW, !have_content);
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_EXPORT_PDF, !have_content);
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_EXPORT_TEXT, !have_content);
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_LINK_SAVE_URI,
+ !current_menu_url);
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_LINK_SAVE_URL,
+ !current_menu_url);
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_LINK_SAVE_TEXT,
+ !current_menu_url);
+
+
+
+ /* Object Submenu */
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_OBJECT,
+ current_menu_object == NULL &&
+ current_menu_url == NULL);
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_OBJECT_LINK,
+ current_menu_url == NULL);
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_OBJECT_INFO,
+ current_menu_object == NULL);
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_OBJECT_RELOAD,
+ current_menu_object == NULL);
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_OBJECT_OBJECT,
+ current_menu_object == NULL);
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_OBJECT_PRINT, true);
+ /* Not yet implemented */
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_OBJECT_SAVE,
+ current_menu_object == NULL);
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_OBJECT_SAVE_URL_URI,
+ current_menu_object == NULL);
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_OBJECT_SAVE_URL_URL,
+ current_menu_object == NULL);
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_OBJECT_SAVE_URL_TEXT,
+ current_menu_object == NULL);
+
+ if (current_menu_object != NULL)
+ ro_gui_window_content_export_types(current_menu_object,
+ &export_draw, &export_sprite);
+ else
+ ro_gui_window_content_export_types(
+ browser_window_get_content(bw),
+ &export_draw, &export_sprite);
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_OBJECT_EXPORT,
+ (!have_content && current_menu_object == NULL)
+ || !(export_sprite || export_draw));
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_OBJECT_EXPORT_SPRITE,
+ (!have_content && current_menu_object == NULL)
+ || !export_sprite);
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_OBJECT_EXPORT_DRAW,
+ (!have_content && current_menu_object == NULL)
+ || !export_draw);
+
+
+ /* Selection Submenu */
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_SELECTION,
+ !browser_window_can_select(bw));
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_SELECTION_SAVE,
+ ~editor_flags & BW_EDITOR_CAN_COPY);
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_SELECTION_COPY,
+ ~editor_flags & BW_EDITOR_CAN_COPY);
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_SELECTION_CUT,
+ ~editor_flags & BW_EDITOR_CAN_CUT);
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_SELECTION_PASTE,
+ ~editor_flags & BW_EDITOR_CAN_PASTE);
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_SELECTION_CLEAR,
+ ~editor_flags & BW_EDITOR_CAN_COPY);
+
+
+ /* Navigate Submenu */
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_NAVIGATE_BACK,
+ !browser_window_back_available(bw));
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_NAVIGATE_FORWARD,
+ !browser_window_forward_available(bw));
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_NAVIGATE_RELOAD_ALL,
+ !browser_window_reload_available(bw));
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_NAVIGATE_STOP,
+ !browser_window_stop_available(bw));
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_NAVIGATE_UP,
+ !browser_window_up_available(bw));
+
+
+
+ /* View Submenu */
+
+ ro_gui_menu_set_entry_ticked(menu, BROWSER_IMAGES_FOREGROUND,
+ g != NULL && nsoption_bool(foreground_images));
+
+ ro_gui_menu_set_entry_ticked(menu, BROWSER_IMAGES_BACKGROUND,
+ g != NULL && nsoption_bool(background_images));
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_BUFFER_ANIMS,
+ g == NULL || g->option.buffer_everything);
+ ro_gui_menu_set_entry_ticked(menu, BROWSER_BUFFER_ANIMS, g != NULL &&
+ (g->option.buffer_animations ||
+ g->option.buffer_everything));
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_BUFFER_ALL, g == NULL);
+ ro_gui_menu_set_entry_ticked(menu, BROWSER_BUFFER_ALL,
+ g != NULL && g->option.buffer_everything);
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_SCALE_VIEW, !have_content);
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_WINDOW_STAGGER,
+ nsoption_int(window_screen_width) == 0);
+ ro_gui_menu_set_entry_ticked(menu, BROWSER_WINDOW_STAGGER,
+ ((nsoption_int(window_screen_width) == 0) ||
+ nsoption_bool(window_stagger)));
+
+ ro_gui_menu_set_entry_ticked(menu, BROWSER_WINDOW_COPY,
+ nsoption_bool(window_size_clone));
+
+ ro_gui_menu_set_entry_shaded(menu, BROWSER_WINDOW_RESET,
+ nsoption_int(window_screen_width) == 0);
+
+
+ /* Utilities Submenu */
+
+ ro_gui_menu_set_entry_shaded(menu, HOTLIST_ADD_URL, !have_content);
+
+ ro_gui_menu_set_entry_shaded(menu, HISTORY_SHOW_LOCAL,
+ (bw == NULL ||
+ !(have_content || browser_window_back_available(bw) ||
+ browser_window_forward_available(bw))));
+
+
+ /* Help Submenu */
+
+ ro_gui_menu_set_entry_ticked(menu, HELP_LAUNCH_INTERACTIVE,
+ ro_gui_interactive_help_available() &&
+ nsoption_bool(interactive_help));
+
+ return true;
+}
+
+
+/**
+ * Handle submenu warnings for a browser window menu
+ *
+ * \param w The window owning the menu.
+ * \param i The icon owning the menu.
+ * \param *menu The menu to which the warning applies.
+ * \param *selection The wimp menu selection data.
+ * \param action The selected menu action.
+ */
+
+void ro_gui_window_menu_warning(wimp_w w, wimp_i i, wimp_menu *menu,
+ wimp_selection *selection, menu_action action)
+{
+ struct gui_window *g;
+ hlcache_handle *h;
+ struct toolbar *toolbar;
+ bool export;
+
+ if (menu != ro_gui_browser_window_menu)
+ return;
+
+ g = (struct gui_window *) ro_gui_wimp_event_get_user_data(w);
+ toolbar = g->toolbar;
+ h = browser_window_get_content(g->bw);
+
+ switch (action) {
+ case BROWSER_PAGE_INFO:
+ if (h != NULL)
+ ro_gui_window_prepare_pageinfo(g);
+ break;
+
+ case BROWSER_FIND_TEXT:
+ if (h != NULL && (content_get_type(h) == CONTENT_HTML ||
+ content_get_type(h) == CONTENT_TEXTPLAIN))
+ ro_gui_search_prepare(g->bw);
+ break;
+
+ case BROWSER_SCALE_VIEW:
+ if (h != NULL)
+ ro_gui_dialog_prepare_zoom(g);
+ break;
+
+ case BROWSER_PRINT:
+ if (h != NULL)
+ ro_gui_print_prepare(g);
+ break;
+
+ case BROWSER_OBJECT_INFO:
+ if (current_menu_object != NULL)
+ ro_gui_window_prepare_objectinfo(current_menu_object,
+ current_menu_url);
+ break;
+
+ case BROWSER_OBJECT_SAVE:
+ if (current_menu_object != NULL)
+ ro_gui_save_prepare(GUI_SAVE_OBJECT_ORIG,
+ current_menu_object, NULL, NULL, NULL);
+ break;
+
+ case BROWSER_SELECTION_SAVE:
+ if (browser_window_get_editor_flags(g->bw) & BW_EDITOR_CAN_COPY)
+ ro_gui_save_prepare(GUI_SAVE_TEXT_SELECTION, NULL,
+ browser_window_get_selection(g->bw),
+ NULL, NULL);
+ break;
+
+ case BROWSER_SAVE_URL_URI:
+ if (h != NULL)
+ ro_gui_save_prepare(GUI_SAVE_LINK_URI, NULL, NULL,
+ hlcache_handle_get_url(h),
+ content_get_title(h));
+ break;
+
+ case BROWSER_SAVE_URL_URL:
+ if (h != NULL)
+ ro_gui_save_prepare(GUI_SAVE_LINK_URL, NULL, NULL,
+ hlcache_handle_get_url(h),
+ content_get_title(h));
+ break;
+
+ case BROWSER_SAVE_URL_TEXT:
+ if (h != NULL)
+ ro_gui_save_prepare(GUI_SAVE_LINK_TEXT, NULL, NULL,
+ hlcache_handle_get_url(h),
+ content_get_title(h));
+ break;
+
+ case BROWSER_OBJECT_SAVE_URL_URI:
+ if (current_menu_object != NULL)
+ ro_gui_save_prepare(GUI_SAVE_LINK_URI, NULL, NULL,
+ hlcache_handle_get_url(
+ current_menu_object),
+ content_get_title(current_menu_object));
+ break;
+
+ case BROWSER_OBJECT_SAVE_URL_URL:
+ if (current_menu_object != NULL)
+ ro_gui_save_prepare(GUI_SAVE_LINK_URL, NULL, NULL,
+ hlcache_handle_get_url(
+ current_menu_object),
+ content_get_title(current_menu_object));
+ break;
+
+ case BROWSER_OBJECT_SAVE_URL_TEXT:
+ if (current_menu_object != NULL)
+ ro_gui_save_prepare(GUI_SAVE_LINK_TEXT, NULL, NULL,
+ hlcache_handle_get_url(
+ current_menu_object),
+ content_get_title(current_menu_object));
+ break;
+
+ case BROWSER_SAVE:
+ if (h != NULL)
+ ro_gui_save_prepare(GUI_SAVE_SOURCE, h, NULL, NULL, NULL);
+ break;
+
+ case BROWSER_SAVE_COMPLETE:
+ if (h != NULL)
+ ro_gui_save_prepare(GUI_SAVE_COMPLETE, h, NULL, NULL, NULL);
+ break;
+
+ case BROWSER_EXPORT_DRAW:
+ if (h != NULL)
+ ro_gui_save_prepare(GUI_SAVE_DRAW, h, NULL, NULL, NULL);
+ break;
+
+ case BROWSER_EXPORT_PDF:
+ if (h != NULL)
+ ro_gui_save_prepare(GUI_SAVE_PDF, h, NULL, NULL, NULL);
+ break;
+
+ case BROWSER_EXPORT_TEXT:
+ if (h != NULL)
+ ro_gui_save_prepare(GUI_SAVE_TEXT, h, NULL, NULL, NULL);
+ break;
+
+ case BROWSER_LINK_SAVE_URI:
+ if (current_menu_url != NULL)
+ ro_gui_save_prepare(GUI_SAVE_LINK_URI, NULL, NULL,
+ current_menu_url, NULL);
+ break;
+
+ case BROWSER_LINK_SAVE_URL:
+ if (current_menu_url != NULL)
+ ro_gui_save_prepare(GUI_SAVE_LINK_URL, NULL, NULL,
+ current_menu_url, NULL);
+ break;
+
+ case BROWSER_LINK_SAVE_TEXT:
+ if (current_menu_url != NULL)
+ ro_gui_save_prepare(GUI_SAVE_LINK_TEXT, NULL, NULL,
+ current_menu_url, NULL);
+ break;
+
+ case BROWSER_OBJECT_EXPORT_SPRITE:
+ if (current_menu_object != NULL) {
+ ro_gui_window_content_export_types(current_menu_object,
+ NULL, &export);
+
+ if (export)
+ ro_gui_save_prepare(GUI_SAVE_OBJECT_NATIVE,
+ current_menu_object,
+ NULL, NULL, NULL);
+ } else if (h != NULL) {
+ ro_gui_window_content_export_types(h, NULL, &export);
+
+ if (export)
+ ro_gui_save_prepare(GUI_SAVE_OBJECT_NATIVE,
+ h, NULL, NULL, NULL);
+ }
+ break;
+
+ case BROWSER_OBJECT_EXPORT_DRAW:
+ if (current_menu_object != NULL) {
+ ro_gui_window_content_export_types(current_menu_object,
+ &export, NULL);
+
+ if (export)
+ ro_gui_save_prepare(GUI_SAVE_OBJECT_NATIVE,
+ current_menu_object,
+ NULL, NULL, NULL);
+ } else if (h != NULL) {
+ ro_gui_window_content_export_types(h, &export, NULL);
+
+ if (export)
+ ro_gui_save_prepare(GUI_SAVE_OBJECT_NATIVE,
+ h, NULL, NULL, NULL);
+ }
+ break;
+
+ default:
+ break;
+ }
+}
+
+
+static void ro_gui_window_paste_cb(void *pw)
+{
+ struct browser_window *bw = pw;
+
+ browser_window_key_press(bw, NS_KEY_PASTE);
+}
+
+
+/**
+ * Handle selections from a browser window menu
+ *
+ * \param w The window owning the menu.
+ * \param i The icon owning the menu.
+ * \param *menu The menu from which the selection was made.
+ * \param *selection The wimp menu selection data.
+ * \param action The selected menu action.
+ * \return true if action accepted; else false.
+ */
+
+bool ro_gui_window_menu_select(wimp_w w, wimp_i i, wimp_menu *menu,
+ wimp_selection *selection, menu_action action)
+{
+ struct gui_window *g;
+ struct browser_window *bw;
+ hlcache_handle *h;
+ struct toolbar *toolbar;
+ wimp_window_state state;
+ nsurl *url;
+ nserror error = NSERROR_OK;
+
+ g = (struct gui_window *) ro_gui_wimp_event_get_user_data(w);
+ toolbar = g->toolbar;
+ bw = g->bw;
+ h = browser_window_get_content(bw);
+
+ /* If this is a form menu from the core, handle it now and then exit.
+ * Otherwise, carry on to the main browser window menu.
+ */
+
+ if (menu == gui_form_select_menu && w == g->window) {
+ ro_gui_window_process_form_select_menu(g, selection);
+
+ return true;
+ }
+
+ /* We're now safe to assume that this is either the browser or
+ * toolbar window menu.
+ */
+
+ switch (action) {
+
+ /* help actions */
+ case HELP_OPEN_CONTENTS:
+ error = nsurl_create("http://www.netsurf-browser.org/documentation/", &url);
+ if (error == NSERROR_OK) {
+ error = browser_window_create(BW_CREATE_HISTORY,
+ url,
+ NULL,
+ NULL,
+ NULL);
+ nsurl_unref(url);
+ }
+ break;
+
+ case HELP_OPEN_GUIDE:
+ error = nsurl_create("http://www.netsurf-browser.org/documentation/guide", &url);
+ if (error == NSERROR_OK) {
+ error = browser_window_create(BW_CREATE_HISTORY,
+ url,
+ NULL,
+ NULL,
+ NULL);
+ nsurl_unref(url);
+ }
+ break;
+
+ case HELP_OPEN_INFORMATION:
+ error = nsurl_create("http://www.netsurf-browser.org/documentation/info", &url);
+ if (error == NSERROR_OK) {
+ error = browser_window_create(BW_CREATE_HISTORY,
+ url,
+ NULL,
+ NULL,
+ NULL);
+ nsurl_unref(url);
+ }
+ break;
+
+ case HELP_OPEN_CREDITS:
+ error = nsurl_create("about:credits", &url);
+ if (error == NSERROR_OK) {
+ error = browser_window_create(BW_CREATE_HISTORY,
+ url,
+ NULL,
+ NULL,
+ NULL);
+ nsurl_unref(url);
+ }
+ break;
+
+ case HELP_OPEN_LICENCE:
+ error = nsurl_create("about:licence", &url);
+ if (error == NSERROR_OK) {
+ error = browser_window_create(BW_CREATE_HISTORY,
+ url,
+ NULL,
+ NULL,
+ NULL);
+ nsurl_unref(url);
+ }
+ break;
+
+ case HELP_LAUNCH_INTERACTIVE:
+ if (!ro_gui_interactive_help_available()) {
+ ro_gui_interactive_help_start();
+ nsoption_set_bool(interactive_help, true);
+ } else {
+ nsoption_set_bool(interactive_help, !nsoption_bool(interactive_help));
+ }
+ break;
+
+ /* history actions */
+ case HISTORY_SHOW_LOCAL:
+ ro_gui_window_action_local_history(g);
+ break;
+ case HISTORY_SHOW_GLOBAL:
+ ro_gui_global_history_open();
+ break;
+
+ /* hotlist actions */
+ case HOTLIST_ADD_URL:
+ ro_gui_window_action_add_bookmark(g);
+ break;
+ case HOTLIST_SHOW:
+ ro_gui_hotlist_open();
+ break;
+
+ /* cookies actions */
+ case COOKIES_SHOW:
+ ro_gui_cookies_open();
+ break;
+
+ case COOKIES_DELETE:
+ cookie_manager_keypress(NS_KEY_SELECT_ALL);
+ cookie_manager_keypress(NS_KEY_DELETE_LEFT);
+ break;
+
+ /* page actions */
+ case BROWSER_PAGE_INFO:
+ ro_gui_window_action_page_info(g);
+ break;
+ case BROWSER_PRINT:
+ ro_gui_window_action_print(g);
+ break;
+ case BROWSER_NEW_WINDOW:
+ ro_gui_window_action_new_window(g);
+ break;
+ case BROWSER_VIEW_SOURCE:
+ if (current_menu_main != NULL) {
+ ro_gui_view_source(current_menu_main);
+ } else if (h != NULL) {
+ ro_gui_view_source(h);
+ }
+ break;
+
+ /* object actions */
+ case BROWSER_OBJECT_INFO:
+ if (current_menu_object != NULL) {
+ ro_gui_window_prepare_objectinfo(current_menu_object,
+ current_menu_url);
+ ro_gui_dialog_open_persistent(g->window,
+ dialog_objinfo, false);
+ }
+ break;
+ case BROWSER_OBJECT_RELOAD:
+ if (current_menu_object != NULL) {
+ content_invalidate_reuse_data(current_menu_object);
+ browser_window_reload(bw, false);
+ }
+ break;
+
+ /* link actions */
+ case BROWSER_LINK_SAVE_URI:
+ if (current_menu_url != NULL) {
+ ro_gui_save_prepare(GUI_SAVE_LINK_URI, NULL, NULL,
+ current_menu_url, NULL);
+ ro_gui_dialog_open_persistent(g->window, dialog_saveas,
+ false);
+ }
+ break;
+ case BROWSER_LINK_SAVE_URL:
+ if (current_menu_url != NULL) {
+ ro_gui_save_prepare(GUI_SAVE_LINK_URL, NULL, NULL,
+ current_menu_url, NULL);
+ ro_gui_dialog_open_persistent(g->window, dialog_saveas,
+ false);
+ }
+ break;
+ case BROWSER_LINK_SAVE_TEXT:
+ if (current_menu_url != NULL) {
+ ro_gui_save_prepare(GUI_SAVE_LINK_TEXT, NULL, NULL,
+ current_menu_url, NULL);
+ ro_gui_dialog_open_persistent(g->window, dialog_saveas,
+ false);
+ }
+ break;
+
+ case BROWSER_LINK_DOWNLOAD:
+ if (current_menu_url != NULL) {
+ error = browser_window_navigate(bw,
+ current_menu_url,
+ browser_window_get_url(bw),
+ BW_NAVIGATE_DOWNLOAD,
+ NULL,
+ NULL,
+ NULL);
+ }
+ break;
+
+ case BROWSER_LINK_NEW_WINDOW:
+ if (current_menu_url != NULL) {
+ error = browser_window_create(
+ BW_CREATE_HISTORY |
+ BW_CREATE_CLONE,
+ current_menu_url,
+ browser_window_get_url(bw),
+ bw,
+ NULL);
+ }
+ break;
+
+
+ /* save actions */
+ case BROWSER_OBJECT_SAVE:
+ if (current_menu_object != NULL) {
+ ro_gui_save_prepare(GUI_SAVE_OBJECT_ORIG,
+ current_menu_object, NULL, NULL, NULL);
+ ro_gui_dialog_open_persistent(g->window, dialog_saveas,
+ false);
+ }
+ break;
+ case BROWSER_OBJECT_EXPORT_SPRITE:
+ if (current_menu_object != NULL) {
+ ro_gui_save_prepare(GUI_SAVE_OBJECT_NATIVE,
+ current_menu_object, NULL, NULL, NULL);
+ ro_gui_dialog_open_persistent(g->window, dialog_saveas,
+ false);
+ }
+ break;
+ case BROWSER_OBJECT_EXPORT_DRAW:
+ if (current_menu_object != NULL) {
+ ro_gui_save_prepare(GUI_SAVE_OBJECT_NATIVE,
+ current_menu_object, NULL, NULL, NULL);
+ ro_gui_dialog_open_persistent(g->window, dialog_saveas,
+ false);
+ }
+ break;
+ case BROWSER_SAVE:
+ ro_gui_window_action_save(g, GUI_SAVE_SOURCE);
+ break;
+ case BROWSER_SAVE_COMPLETE:
+ ro_gui_window_action_save(g, GUI_SAVE_COMPLETE);
+ break;
+ case BROWSER_EXPORT_DRAW:
+ ro_gui_window_action_save(g, GUI_SAVE_DRAW);
+ break;
+ case BROWSER_EXPORT_PDF:
+ ro_gui_window_action_save(g, GUI_SAVE_PDF);
+ break;
+ case BROWSER_EXPORT_TEXT:
+ ro_gui_window_action_save(g, GUI_SAVE_TEXT);
+ break;
+ case BROWSER_SAVE_URL_URI:
+ ro_gui_window_action_save(g, GUI_SAVE_LINK_URI);
+ break;
+ case BROWSER_SAVE_URL_URL:
+ ro_gui_window_action_save(g, GUI_SAVE_LINK_URL);
+ break;
+ case BROWSER_SAVE_URL_TEXT:
+ ro_gui_window_action_save(g, GUI_SAVE_LINK_TEXT);
+ break;
+
+ /* selection actions */
+ case BROWSER_SELECTION_SAVE:
+ if (h != NULL) {
+ ro_gui_save_prepare(GUI_SAVE_TEXT_SELECTION, NULL,
+ browser_window_get_selection(bw),
+ NULL, NULL);
+ ro_gui_dialog_open_persistent(g->window, dialog_saveas,
+ false);
+ }
+ break;
+ case BROWSER_SELECTION_COPY:
+ browser_window_key_press(bw, NS_KEY_COPY_SELECTION);
+ break;
+ case BROWSER_SELECTION_CUT:
+ browser_window_key_press(bw, NS_KEY_CUT_SELECTION);
+ break;
+ case BROWSER_SELECTION_PASTE:
+ ro_gui_selection_prepare_paste(w, ro_gui_window_paste_cb, bw);
+ break;
+ case BROWSER_SELECTION_ALL:
+ browser_window_key_press(bw, NS_KEY_SELECT_ALL);
+ break;
+ case BROWSER_SELECTION_CLEAR:
+ browser_window_key_press(bw, NS_KEY_CLEAR_SELECTION);
+ break;
+
+ /* navigation actions */
+ case BROWSER_NAVIGATE_HOME:
+ ro_gui_window_action_home(g);
+ break;
+ case BROWSER_NAVIGATE_BACK:
+ if (bw != NULL)
+ browser_window_history_back(bw, false);
+ break;
+ case BROWSER_NAVIGATE_FORWARD:
+ if (bw != NULL)
+ browser_window_history_forward(bw, false);
+ break;
+ case BROWSER_NAVIGATE_UP:
+ if (bw != NULL && h != NULL)
+ browser_window_navigate_up(g->bw, false);
+ break;
+ case BROWSER_NAVIGATE_RELOAD_ALL:
+ if (bw != NULL)
+ browser_window_reload(bw, true);
+ break;
+ case BROWSER_NAVIGATE_STOP:
+ if (bw != NULL)
+ browser_window_stop(bw);
+ break;
+
+ /* browser window/display actions */
+ case BROWSER_SCALE_VIEW:
+ ro_gui_window_action_zoom(g);
+ break;
+ case BROWSER_FIND_TEXT:
+ ro_gui_window_action_search(g);
+ break;
+ case BROWSER_IMAGES_FOREGROUND:
+ if (g != NULL)
+ nsoption_set_bool(foreground_images,
+ !nsoption_bool(foreground_images));
+ break;
+ case BROWSER_IMAGES_BACKGROUND:
+ if (g != NULL)
+ nsoption_set_bool(background_images,
+ !nsoption_bool(background_images));
+ break;
+ case BROWSER_BUFFER_ANIMS:
+ if (g != NULL)
+ g->option.buffer_animations =
+ !g->option.buffer_animations;
+ break;
+ case BROWSER_BUFFER_ALL:
+ if (g != NULL)
+ g->option.buffer_everything =
+ !g->option.buffer_everything;
+ break;
+ case BROWSER_SAVE_VIEW:
+ if (bw != NULL) {
+ ro_gui_window_default_options(g);
+ ro_gui_save_options();
+ }
+ break;
+ case BROWSER_WINDOW_DEFAULT:
+ if (g != NULL) {
+ os_error *oserror;
+
+ ro_gui_screen_size(&nsoption_int(window_screen_width),
+ &nsoption_int(window_screen_height));
+ state.w = w;
+ oserror = xwimp_get_window_state(&state);
+ if (oserror) {
+ LOG("xwimp_get_window_state: 0x%x: %s", oserror->errnum, oserror->errmess);
+ ro_warn_user("WimpError", oserror->errmess);
+ }
+ nsoption_set_int(window_x, state.visible.x0);
+ nsoption_set_int(window_y, state.visible.y0);
+ nsoption_set_int(window_width,
+ state.visible.x1 - state.visible.x0);
+ nsoption_set_int(window_height,
+ state.visible.y1 - state.visible.y0);
+ ro_gui_save_options();
+ }
+ break;
+ case BROWSER_WINDOW_STAGGER:
+ nsoption_set_bool(window_stagger,
+ !nsoption_bool(window_stagger));
+ ro_gui_save_options();
+ break;
+ case BROWSER_WINDOW_COPY:
+ nsoption_set_bool(window_size_clone,
+ !nsoption_bool(window_size_clone));
+ ro_gui_save_options();
+ break;
+ case BROWSER_WINDOW_RESET:
+ nsoption_set_int(window_screen_width, 0);
+ nsoption_set_int(window_screen_height, 0);
+ ro_gui_save_options();
+ break;
+
+ /* toolbar actions */
+ case TOOLBAR_BUTTONS:
+ assert(toolbar);
+ ro_toolbar_set_display_buttons(toolbar,
+ !ro_toolbar_get_display_buttons(toolbar));
+ break;
+ case TOOLBAR_ADDRESS_BAR:
+ assert(toolbar);
+ ro_toolbar_set_display_url(toolbar,
+ !ro_toolbar_get_display_url(toolbar));
+ if (ro_toolbar_get_display_url(toolbar))
+ ro_toolbar_take_caret(toolbar);
+ break;
+ case TOOLBAR_THROBBER:
+ assert(toolbar);
+ ro_toolbar_set_display_throbber(toolbar,
+ !ro_toolbar_get_display_throbber(toolbar));
+ break;
+ case TOOLBAR_EDIT:
+ assert(toolbar);
+ ro_toolbar_toggle_edit(toolbar);
+ break;
+
+ default:
+ return false;
+ }
+
+ if (error != NSERROR_OK) {
+ ro_warn_user(messages_get_errorcode(error), 0);
+ }
+
+ return true;
+}
+
+
+/**
+ * Handle the closure of a browser window menu
+ *
+ * \param w The window owning the menu.
+ * \param i The icon owning the menu.
+ * \param *menu The menu that is being closed.
+ */
+
+void ro_gui_window_menu_close(wimp_w w, wimp_i i, wimp_menu *menu)
+{
+ if (menu == ro_gui_browser_window_menu) {
+ current_menu_object = NULL;
+ current_menu_url = NULL;
+ } else if (menu == gui_form_select_menu) {
+ gui_form_select_control = NULL;
+ }
+}
+
+
+/**
+ * Process Scroll_Request events in a browser window.
+ *
+ * \param *scroll The wimp scroll event data block.
+ */
+
+void ro_gui_window_scroll(wimp_scroll *scroll)
+{
+ struct gui_window *g = ro_gui_window_lookup(scroll->w);
+
+ if (g && browser_window_has_content(g->bw) && ro_gui_shift_pressed()) {
+ /* extended scroll request with shift held down; change zoom */
+ float scale, inc;
+
+ if (scroll->ymin & 3)
+ inc = 0.02; /* RO5 sends the msg 5 times;
+ * don't ask me why
+ *
+ * @todo this is liable to break if
+ * HID is configured optimally for
+ * frame scrolling. *5 appears to be
+ * an artifact of non-HID mode scrolling.
+ */
+ else
+ inc = (1 << (ABS(scroll->ymin)>>2)) / 20.0F;
+
+ if (scroll->ymin > 0) {
+ scale = g->scale + inc;
+ if (scale > scale_snap_to[SCALE_SNAP_TO_SIZE - 1])
+ scale = scale_snap_to[SCALE_SNAP_TO_SIZE - 1];
+ } else {
+ scale = g->scale - inc;
+ if (scale < scale_snap_to[0])
+ scale = scale_snap_to[0];
+ }
+ if (g->scale != scale)
+ ro_gui_window_set_scale(g, scale);
+ } else if (g != NULL) {
+ ro_gui_window_scroll_action(g, scroll->xmin, scroll->ymin);
+ }
+}
+
+/**
+ * Process Pointer Entering Window events in a browser window.
+ *
+ * \param *entering The wimp pointer entering event data block.
+ */
+
+static void ro_gui_window_pointer_entering(wimp_entering *entering)
+{
+ struct gui_window *g = ro_gui_window_lookup(entering->w);
+
+ if (g != NULL)
+ ro_mouse_track_start(ro_gui_window_track_end,
+ ro_gui_window_mouse_at, g);
+}
+
+/**
+ * Process Pointer Leaving Window events in a browser window. These arrive via
+ * the termination callback handler from ro_mouse's mouse tracking.
+ *
+ * \param *leaving The wimp pointer leaving event data block.
+ * \param *data The GUI window that the pointer is leaving.
+ */
+
+static void ro_gui_window_track_end(wimp_leaving *leaving, void *data)
+{
+ struct gui_window *g = (struct gui_window *) data;
+
+ if (g != NULL)
+ gui_window_set_pointer(g, GUI_POINTER_DEFAULT);
+}
+
+
+/**
+ * Scroll a browser window, either via the core or directly using the
+ * normal Wimp_OpenWindow interface.
+ *
+ * Scroll steps are supplied in terms of the (extended) Scroll Event direction
+ * values returned by Wimp_Poll. Special values of 0x7fffffff and 0x80000000
+ * are added to mean "Home" and "End".
+ *
+ * \param *g The GUI Window to be scrolled.
+ * \param scroll_x The X scroll step to be applied.
+ * \param scroll_y The Y scroll step to be applied.
+ */
+
+void ro_gui_window_scroll_action(struct gui_window *g,
+ wimp_scroll_direction scroll_x, wimp_scroll_direction scroll_y)
+{
+ int visible_x, visible_y;
+ int step_x = 0, step_y = 0;
+ int toolbar_y;
+ wimp_window_state state;
+ wimp_pointer pointer;
+ os_error *error;
+ os_coord pos;
+ bool handled = false;
+ struct toolbar *toolbar;
+
+ if (g == NULL)
+ return;
+
+ /* Get the current window, toolbar and pointer details. */
+
+ state.w = g->window;
+ error = xwimp_get_window_state(&state);
+ if (error) {
+ LOG("xwimp_get_window_state: 0x%x: %s", error->errnum, error->errmess);
+ return;
+ }
+
+ toolbar = ro_toolbar_parent_window_lookup(g->window);
+ assert(g == NULL || g->toolbar == NULL || g->toolbar == toolbar);
+
+ toolbar_y = (toolbar == NULL) ? 0 : ro_toolbar_full_height(toolbar);
+
+ visible_x = state.visible.x1 - state.visible.x0 - 32;
+ visible_y = state.visible.y1 - state.visible.y0 - 32 - toolbar_y;
+
+ error = xwimp_get_pointer_info(&pointer);
+ if (error) {
+ LOG("xwimp_get_pointer_info 0x%x : %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ return;
+ }
+
+ /* Turn the scroll requirement from Scroll Event codes into coordinates
+ * that the core can understand.
+ */
+
+ switch (scroll_x) {
+ case wimp_SCROLL_PAGE_LEFT:
+ step_x = SCROLL_PAGE_DOWN;
+ break;
+ case wimp_SCROLL_AUTO_LEFT:
+ case wimp_SCROLL_COLUMN_LEFT:
+ step_x = -16;
+ break;
+ case wimp_SCROLL_AUTO_RIGHT:
+ case wimp_SCROLL_COLUMN_RIGHT:
+ step_x = 16;
+ break;
+ case wimp_SCROLL_PAGE_RIGHT:
+ step_x = SCROLL_PAGE_UP;
+ break;
+ case 0x80000000:
+ step_x = SCROLL_BOTTOM;
+ break;
+ case 0x7fffffff:
+ step_x = SCROLL_TOP;
+ break;
+ default:
+ step_x = (visible_x * (scroll_x>>2)) >> 2;
+ break;
+ }
+
+ switch (scroll_y) {
+ case wimp_SCROLL_PAGE_UP:
+ step_y = SCROLL_PAGE_UP;
+ break;
+ case wimp_SCROLL_AUTO_UP:
+ case wimp_SCROLL_LINE_UP:
+ step_y = -16;
+ break;
+ case wimp_SCROLL_AUTO_DOWN:
+ case wimp_SCROLL_LINE_DOWN:
+ step_y = 16;
+ break;
+ case wimp_SCROLL_PAGE_DOWN:
+ step_y = SCROLL_PAGE_DOWN;
+ break;
+ case 0x80000000:
+ step_y = SCROLL_BOTTOM;
+ break;
+ case 0x7fffffff:
+ step_y = SCROLL_TOP;
+ break;
+ default:
+ step_y = -((visible_y * (scroll_y>>2)) >> 2);
+ break;
+ }
+
+ /* If no scrolling is required, there's no point trying to do any. */
+
+ if (step_x == 0 && step_y == 0)
+ return;
+
+ /* If the pointer is over the window being scrolled, then try to get
+ * the core to do the scrolling on the object under the pointer.
+ */
+
+ if (pointer.w == g->window &&
+ ro_gui_window_to_window_pos(g,
+ pointer.pos.x, pointer.pos.y, &pos))
+ handled = browser_window_scroll_at_point(g->bw, pos.x, pos.y,
+ step_x, step_y);
+
+ /* If the core didn't do the scrolling, handle it via the Wimp.
+ * Windows which contain frames can only be scrolled by the core,
+ * because it implements frame scroll bars.
+ */
+
+ if (!handled && (browser_window_is_frameset(g->bw) == false)) {
+ switch (step_x) {
+ case SCROLL_TOP:
+ state.xscroll -= 0x10000000;
+ break;
+ case SCROLL_BOTTOM:
+ state.xscroll += 0x10000000;
+ break;
+ case SCROLL_PAGE_UP:
+ state.xscroll += visible_x;
+ break;
+ case SCROLL_PAGE_DOWN:
+ state.xscroll -= visible_x;
+ break;
+ default:
+ state.xscroll += 2 * step_x;
+ break;
+ }
+
+ switch (step_y) {
+ case SCROLL_TOP:
+ state.yscroll += 0x10000000;
+ break;
+ case SCROLL_BOTTOM:
+ state.yscroll -= 0x10000000;
+ break;
+ case SCROLL_PAGE_UP:
+ state.yscroll += visible_y;
+ break;
+ case SCROLL_PAGE_DOWN:
+ state.yscroll -= visible_y;
+ break;
+ default:
+ state.yscroll -= 2 * step_y;
+ break;
+ }
+
+ error = xwimp_open_window((wimp_open *) &state);
+ if (error) {
+ LOG("xwimp_open_window: 0x%x: %s", error->errnum, error->errmess);
+ }
+ }
+}
+
+
+/**
+ * Handle Message_DataLoad (file dragged in) for a window.
+ *
+ * \param g window
+ * \param message Message_DataLoad block
+ * \return true if the load was processed
+ *
+ * If the file was dragged into a form file input, it is used as the value.
+ */
+
+bool ro_gui_window_dataload(struct gui_window *g, wimp_message *message)
+{
+ os_error *error;
+ os_coord pos;
+
+ /* Ignore directories etc. */
+ if (0x1000 <= message->data.data_xfer.file_type)
+ return false;
+
+ if (!ro_gui_window_to_window_pos(g, message->data.data_xfer.pos.x,
+ message->data.data_xfer.pos.y, &pos))
+ return false;
+
+ if (browser_window_drop_file_at_point(g->bw, pos.x, pos.y,
+ message->data.data_xfer.file_name) == false)
+ return false;
+
+ /* send DataLoadAck */
+ message->action = message_DATA_LOAD_ACK;
+ message->your_ref = message->my_ref;
+ error = xwimp_send_message(wimp_USER_MESSAGE, message, message->sender);
+ if (error) {
+ LOG("xwimp_send_message: 0x%x: %s\n", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ }
+
+ return true;
+}
+
+
+/**
+ * Handle pointer movements in a browser window.
+ *
+ * \param *pointer new mouse position
+ * \param *data browser window that the pointer is in
+ */
+
+void ro_gui_window_mouse_at(wimp_pointer *pointer, void *data)
+{
+ os_coord pos;
+ struct gui_window *g = (struct gui_window *) data;
+
+ if (ro_gui_window_to_window_pos(g, pointer->pos.x, pointer->pos.y, &pos))
+ browser_window_mouse_track(g->bw,
+ ro_gui_mouse_drag_state(pointer->buttons,
+ wimp_BUTTON_DOUBLE_CLICK_DRAG),
+ pos.x, pos.y);
+}
+
+
+/**
+ * Window is being iconised. Create a suitable thumbnail sprite
+ * (which, sadly, must be in the Wimp sprite pool), and return
+ * the sprite name and truncated title to the iconiser
+ *
+ * \param g the gui window being iconised
+ * \param wi the WindowInfo message from the iconiser
+ */
+
+void ro_gui_window_iconise(struct gui_window *g,
+ wimp_full_message_window_info *wi)
+{
+ /* sadly there is no 'legal' way to get the sprite into
+ * the Wimp sprite pool other than via a filing system */
+ const char *temp_fname = "Pipe:$._tmpfile";
+ struct browser_window *bw = g->bw;
+ osspriteop_header *overlay = NULL;
+ osspriteop_header *sprite_header;
+ struct bitmap *bitmap;
+ osspriteop_area *area;
+ int width = 34, height = 34;
+ hlcache_handle *h;
+ os_error *error;
+ int len, id;
+
+ assert(bw);
+
+ h = browser_window_get_content(bw);
+ if (!h) return;
+
+ /* if an overlay sprite is defined, locate it and gets its dimensions
+ * so that we can produce a thumbnail with the same dimensions */
+ if (!ro_gui_wimp_get_sprite("ic_netsfxx", &overlay)) {
+ error = xosspriteop_read_sprite_info(osspriteop_PTR,
+ (osspriteop_area *)0x100,
+ (osspriteop_id)overlay, &width, &height, NULL,
+ NULL);
+ if (error) {
+ LOG("xosspriteop_read_sprite_info: 0x%x: %s", error->errnum, error->errmess);
+ ro_warn_user("MiscError", error->errmess);
+ overlay = NULL;
+ }
+ else if (sprite_bpp(overlay) != 8) {
+ LOG("overlay sprite is not 8bpp");
+ overlay = NULL;
+ }
+ }
+
+ /* create the thumbnail sprite */
+ bitmap = riscos_bitmap_create(width, height, BITMAP_NEW | BITMAP_OPAQUE |
+ BITMAP_CLEAR_MEMORY);
+ if (!bitmap) {
+ LOG("Thumbnail initialisation failed.");
+ return;
+ }
+ riscos_bitmap_render(bitmap, h);
+ if (overlay) {
+ riscos_bitmap_overlay_sprite(bitmap, overlay);
+ }
+ area = riscos_bitmap_convert_8bpp(bitmap);
+ riscos_bitmap_destroy(bitmap);
+ if (!area) {
+ LOG("Thumbnail conversion failed.");
+ return;
+ }
+
+ /* choose a suitable sprite name */
+ id = 0;
+ while (iconise_used[id])
+ if ((unsigned)++id >= NOF_ELEMENTS(iconise_used)) {
+ id = iconise_next;
+ if ((unsigned)++iconise_next >=
+ NOF_ELEMENTS(iconise_used))
+ iconise_next = 0;
+ break;
+ }
+
+ sprite_header = (osspriteop_header *)(area + 1);
+ len = sprintf(sprite_header->name, "ic_netsf%.2d", id);
+
+ error = xosspriteop_save_sprite_file(osspriteop_USER_AREA,
+ area, temp_fname);
+ if (error) {
+ LOG("xosspriteop_save_sprite_file: 0x%x:%s", error->errnum, error->errmess);
+ ro_warn_user("MiscError", error->errmess);
+ free(area);
+ return;
+ }
+
+ error = xwimpspriteop_merge_sprite_file(temp_fname);
+ if (error) {
+ LOG("xwimpspriteop_merge_sprite_file: 0x%x:%s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ remove(temp_fname);
+ free(area);
+ return;
+ }
+
+ memcpy(wi->sprite_name, sprite_header->name + 3, len - 2); /* inc NUL */
+ strncpy(wi->title, g->title, sizeof(wi->title));
+ wi->title[sizeof(wi->title) - 1] = '\0';
+
+ if (wimptextop_string_width(wi->title, 0) > 182) {
+ /* work around bug in Pinboard where it will fail to display
+ * the icon if the text is very wide */
+ if (strlen(wi->title) > 10)
+ wi->title[10] = '\0'; /* pinboard does this anyway */
+ while (wimptextop_string_width(wi->title, 0) > 182)
+ wi->title[strlen(wi->title) - 1] = '\0';
+ }
+
+ wi->size = sizeof(wimp_full_message_window_info);
+ wi->your_ref = wi->my_ref;
+ error = xwimp_send_message(wimp_USER_MESSAGE, (wimp_message*)wi,
+ wi->sender);
+ if (error) {
+ LOG("xwimp_send_message: 0x%x:%s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ }
+ else {
+ g->iconise_icon = id;
+ iconise_used[id] = true;
+ }
+
+ free(area);
+}
+
+
+/**
+ * Completes scrolling of a browser window
+ *
+ * \param *drag The DragEnd event data block.
+ * \param *data gui window block pointer.
+ */
+
+static void ro_gui_window_scroll_end(wimp_dragged *drag, void *data)
+{
+ wimp_pointer pointer;
+ os_error *error;
+ os_coord pos;
+ struct gui_window *g = (struct gui_window *) data;
+
+ if (!g)
+ return;
+
+ error = xwimp_drag_box((wimp_drag*)-1);
+ if (error) {
+ LOG("xwimp_drag_box: 0x%x : %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ }
+
+ error = xwimp_get_pointer_info(&pointer);
+ if (error) {
+ LOG("xwimp_get_pointer_info 0x%x : %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ return;
+ }
+
+ error = xwimpspriteop_set_pointer_shape("ptr_default", 0x31, 0, 0, 0, 0);
+ if (error) {
+ LOG("xwimpspriteop_set_pointer_shape: 0x%x: %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ }
+
+ if (ro_gui_window_to_window_pos(g, drag->final.x0, drag->final.y0, &pos))
+ browser_window_mouse_track(g->bw, 0, pos.x, pos.y);
+}
+
+
+/**
+ * Process Mouse_Click events in a toolbar's button bar. This does not handle
+ * other clicks in a toolbar: these are handled by the toolbar module itself.
+ *
+ * \param *data The GUI window associated with the click.
+ * \param action_type The action type to be handled.
+ * \param action The action to process.
+ */
+
+void ro_gui_window_toolbar_click(void *data,
+ toolbar_action_type action_type, union toolbar_action action)
+{
+ struct gui_window *g = data;
+ nserror err;
+
+ if (g == NULL)
+ return;
+
+
+ if (action_type == TOOLBAR_ACTION_URL) {
+ switch (action.url) {
+ case TOOLBAR_URL_DRAG_URL:
+ {
+ gui_save_type save_type;
+
+ if (!browser_window_has_content(g->bw))
+ break;
+
+ if (ro_gui_shift_pressed())
+ save_type = GUI_SAVE_LINK_URL;
+ else
+ save_type = GUI_SAVE_LINK_TEXT;
+
+ ro_gui_drag_save_link(save_type,
+ browser_window_get_url(g->bw),
+ browser_window_get_title(g->bw), g);
+ }
+ break;
+
+ case TOOLBAR_URL_SELECT_HOTLIST:
+ ro_gui_window_action_add_bookmark(g);
+ break;
+
+ case TOOLBAR_URL_ADJUST_HOTLIST:
+ ro_gui_window_action_remove_bookmark(g);
+ break;
+
+ default:
+ break;
+ }
+
+ return;
+ }
+
+
+ /* By now, the only valid action left is a button click. If it isn't
+ * one of those, give up.
+ */
+
+ if (action_type != TOOLBAR_ACTION_BUTTON)
+ return;
+
+ switch (action.button) {
+ case TOOLBAR_BUTTON_BACK:
+ if (g->bw != NULL)
+ browser_window_history_back(g->bw, false);
+ break;
+
+ case TOOLBAR_BUTTON_BACK_NEW:
+ if (g->bw != NULL)
+ browser_window_history_back(g->bw, true);
+ break;
+
+ case TOOLBAR_BUTTON_FORWARD:
+ if (g->bw != NULL)
+ browser_window_history_forward(g->bw, false);
+ break;
+
+ case TOOLBAR_BUTTON_FORWARD_NEW:
+ if (g->bw != NULL)
+ browser_window_history_forward(g->bw, true);
+ break;
+
+ case TOOLBAR_BUTTON_STOP:
+ if (g->bw != NULL)
+ browser_window_stop(g->bw);
+ break;
+
+ case TOOLBAR_BUTTON_RELOAD:
+ if (g->bw != NULL)
+ browser_window_reload(g->bw, false);
+ break;
+
+ case TOOLBAR_BUTTON_RELOAD_ALL:
+ if (g->bw != NULL)
+ browser_window_reload(g->bw, true);
+ break;
+
+ case TOOLBAR_BUTTON_HISTORY_LOCAL:
+ ro_gui_window_action_local_history(g);
+ break;
+
+ case TOOLBAR_BUTTON_HISTORY_GLOBAL:
+ ro_gui_global_history_open();
+ break;
+
+ case TOOLBAR_BUTTON_HOME:
+ ro_gui_window_action_home(g);
+ break;
+
+ case TOOLBAR_BUTTON_SEARCH:
+ ro_gui_window_action_search(g);
+ break;
+
+ case TOOLBAR_BUTTON_SCALE:
+ ro_gui_window_action_zoom(g);
+ break;
+
+ case TOOLBAR_BUTTON_BOOKMARK_OPEN:
+ ro_gui_hotlist_open();
+ break;
+
+ case TOOLBAR_BUTTON_BOOKMARK_ADD:
+ ro_gui_window_action_add_bookmark(g);
+ break;
+
+ case TOOLBAR_BUTTON_SAVE_SOURCE:
+ ro_gui_window_action_save(g, GUI_SAVE_SOURCE);
+ break;
+
+ case TOOLBAR_BUTTON_SAVE_COMPLETE:
+ ro_gui_window_action_save(g, GUI_SAVE_COMPLETE);
+ break;
+
+ case TOOLBAR_BUTTON_PRINT:
+ ro_gui_window_action_print(g);
+ break;
+
+ case TOOLBAR_BUTTON_UP:
+ err = browser_window_navigate_up(g->bw, false);
+ if (err != NSERROR_OK) {
+ ro_warn_user(messages_get_errorcode(err), NULL);
+ }
+ break;
+
+ case TOOLBAR_BUTTON_UP_NEW:
+ err = browser_window_navigate_up(g->bw, true);
+ if (err != NSERROR_OK) {
+ ro_warn_user(messages_get_errorcode(err), NULL);
+ }
+ break;
+
+ default:
+ break;
+ }
+
+ ro_gui_window_update_toolbar_buttons(g);
+}
+
+
+/**
+ * Handle Message_DataLoad (file dragged in) for a toolbar
+ *
+ * @todo This belongs in the toolbar module, and should be moved there
+ * once the module is able to usefully handle its own events.
+ *
+ * \param g window
+ * \param message Message_DataLoad block
+ * \return true if the load was processed
+ */
+
+bool ro_gui_toolbar_dataload(struct gui_window *g, wimp_message *message)
+{
+ if (message->data.data_xfer.file_type == osfile_TYPE_TEXT &&
+ ro_gui_window_import_text(g,
+ message->data.data_xfer.file_name)) {
+ os_error *error;
+
+ /* send DataLoadAck */
+ message->action = message_DATA_LOAD_ACK;
+ message->your_ref = message->my_ref;
+ error = xwimp_send_message(wimp_USER_MESSAGE, message,
+ message->sender);
+ if (error) {
+ LOG("xwimp_send_message: 0x%x: %s\n", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ }
+ return true;
+ }
+ return false;
+}
+
+
+/*
+ * Helper code for the Wimp Event Handlers.
+ */
+
+/**
+ * Check if a particular menu handle is a browser window menu
+ *
+ * \param *menu The menu in question.
+ * \return true if this menu is a browser window menu
+ */
+
+bool ro_gui_window_check_menu(wimp_menu *menu)
+{
+ return (ro_gui_browser_window_menu == menu) ? true : false;
+}
+
+
+/**
+ * Return boolean flags to show what RISC OS types we can sensibly convert
+ * the given object into.
+ *
+ * \todo This should probably be somewhere else but in window.c, and
+ * should probably even be done in content_().
+ *
+ * \param h The object to test.
+ * \param export_draw true on exit if a drawfile would be possible.
+ * \param export_sprite true on exit if a sprite would be possible.
+ * \return true if valid data is returned; else false.
+ */
+
+bool ro_gui_window_content_export_types(hlcache_handle *h,
+ bool *export_draw, bool *export_sprite)
+{
+ bool found_type = false;
+
+ if (export_draw != NULL)
+ *export_draw = false;
+ if (export_sprite != NULL)
+ *export_sprite = false;
+
+ if (h != NULL && content_get_type(h) == CONTENT_IMAGE) {
+ switch (ro_content_native_type(h)) {
+ case osfile_TYPE_SPRITE:
+ /* bitmap types (Sprite export possible) */
+ found_type = true;
+ if (export_sprite != NULL)
+ *export_sprite = true;
+ break;
+ case osfile_TYPE_DRAW:
+ /* vector types (Draw export possible) */
+ found_type = true;
+ if (export_draw != NULL)
+ *export_draw = true;
+ break;
+ default:
+ break;
+ }
+ }
+
+ return found_type;
+}
+
+
+/**
+ * Prepare the page info window for use.
+ *
+ * \param *g The GUI window block to use.
+ */
+
+void ro_gui_window_prepare_pageinfo(struct gui_window *g)
+{
+ hlcache_handle *h = browser_window_get_content(g->bw);
+ char icon_buf[20] = "file_xxx";
+ char enc_buf[40];
+ const char *icon = icon_buf;
+ const char *title, *url;
+ lwc_string *mime;
+ const char *enc = "-";
+
+ assert(h);
+
+ title = content_get_title(h);
+ if (title == NULL)
+ title = "-";
+ url = nsurl_access(hlcache_handle_get_url(h));
+ if (url == NULL)
+ url = "-";
+ mime = content_get_mime_type(h);
+
+ sprintf(icon_buf, "file_%x", ro_content_filetype(h));
+ if (!ro_gui_wimp_sprite_exists(icon_buf))
+ sprintf(icon_buf, "file_xxx");
+
+ if (content_get_type(h) == CONTENT_HTML) {
+ if (content_get_encoding(h, CONTENT_ENCODING_NORMAL)) {
+ snprintf(enc_buf, sizeof enc_buf, "%s (%s)",
+ content_get_encoding(h, CONTENT_ENCODING_NORMAL),
+ content_get_encoding(h, CONTENT_ENCODING_SOURCE));
+ enc = enc_buf;
+ } else {
+ enc = messages_get("EncodingUnk");
+ }
+ }
+
+ ro_gui_set_icon_string(dialog_pageinfo, ICON_PAGEINFO_ICON,
+ icon, true);
+ ro_gui_set_icon_string(dialog_pageinfo, ICON_PAGEINFO_TITLE,
+ title, true);
+ ro_gui_set_icon_string(dialog_pageinfo, ICON_PAGEINFO_URL,
+ url, true);
+ ro_gui_set_icon_string(dialog_pageinfo, ICON_PAGEINFO_ENC,
+ enc, true);
+ ro_gui_set_icon_string(dialog_pageinfo, ICON_PAGEINFO_TYPE,
+ lwc_string_data(mime), true);
+
+ lwc_string_unref(mime);
+}
+
+
+/**
+ * Prepare the object info window for use
+ *
+ * \param *object the object for which information is to be displayed
+ * \param *target_url corresponding url, if any
+ */
+
+void ro_gui_window_prepare_objectinfo(hlcache_handle *object, nsurl *target_url)
+{
+ char icon_buf[20] = "file_xxx";
+ const char *url;
+ lwc_string *mime;
+ const char *target = "-";
+
+ sprintf(icon_buf, "file_%.3x",ro_content_filetype(object));
+ if (!ro_gui_wimp_sprite_exists(icon_buf)) {
+ sprintf(icon_buf, "file_xxx");
+ }
+
+ url = nsurl_access(hlcache_handle_get_url(object));
+ if (url == NULL) {
+ url = "-";
+ }
+ mime = content_get_mime_type(object);
+
+ if (target_url != NULL) {
+ target = nsurl_access(target_url);
+ }
+
+ ro_gui_set_icon_string(dialog_objinfo, ICON_OBJINFO_ICON,
+ icon_buf, true);
+ ro_gui_set_icon_string(dialog_objinfo, ICON_OBJINFO_URL,
+ url, true);
+ ro_gui_set_icon_string(dialog_objinfo, ICON_OBJINFO_TARGET,
+ target, true);
+ ro_gui_set_icon_string(dialog_objinfo, ICON_OBJINFO_TYPE,
+ lwc_string_data(mime), true);
+
+ lwc_string_unref(mime);
+}
+
+
+/*
+ * User Actions in the browser window
+ */
+
+/**
+ * Launch a new url in the given window.
+ *
+ * \param g gui_window to update
+ * \param url1 url to be launched
+ */
+
+void ro_gui_window_launch_url(struct gui_window *g, const char *url1)
+{
+ nserror error;
+ nsurl *url;
+
+ if (url1 == NULL)
+ return;
+
+ ro_gui_url_complete_close();
+
+ error = nsurl_create(url1, &url);
+ if (error != NSERROR_OK) {
+ ro_warn_user(messages_get_errorcode(error), 0);
+ } else {
+ ro_gui_window_set_url(g, url);
+
+ browser_window_navigate(g->bw, url,
+ NULL, BW_NAVIGATE_HISTORY,
+ NULL, NULL, NULL);
+ nsurl_unref(url);
+ }
+}
+
+
+/**
+ * Perform a Navigate Home action on a browser window.
+ *
+ * \param *g The browser window to act on.
+ */
+
+void ro_gui_window_action_home(struct gui_window *g)
+{
+ static const char *addr = NETSURF_HOMEPAGE;
+ nsurl *url;
+ nserror error;
+
+ if (g == NULL || g->bw == NULL)
+ return;
+
+ if (nsoption_charp(homepage_url) != NULL) {
+ addr = nsoption_charp(homepage_url);
+ }
+
+ error = nsurl_create(addr, &url);
+ if (error == NSERROR_OK) {
+ error = browser_window_navigate(g->bw,
+ url,
+ NULL,
+ BW_NAVIGATE_HISTORY,
+ NULL,
+ NULL,
+ NULL);
+ nsurl_unref(url);
+ }
+ if (error != NSERROR_OK) {
+ ro_warn_user(messages_get_errorcode(error), 0);
+ }
+}
+
+
+/**
+ * Open a new browser window.
+ *
+ * \param *g The browser window to act on.
+ */
+
+void ro_gui_window_action_new_window(struct gui_window *g)
+{
+ nserror error;
+
+ if (g == NULL || g->bw == NULL)
+ return;
+
+ error = browser_window_create(BW_CREATE_CLONE,
+ browser_window_get_url(g->bw),
+ NULL, g->bw, NULL);
+
+ if (error != NSERROR_OK) {
+ ro_warn_user(messages_get_errorcode(error), 0);
+ }
+}
+
+
+/**
+ * Open a local history pane for a browser window.
+ *
+ * \param *g The browser window to act on.
+ */
+
+void ro_gui_window_action_local_history(struct gui_window *g)
+{
+ if (g != NULL && g->bw != NULL)
+ ro_gui_history_open(g, true);
+}
+
+
+/**
+ * Open a save dialogue for a browser window contents.
+ *
+ * \param *g The browser window to act on.
+ * \param save_type The type of save to open.
+ */
+
+void ro_gui_window_action_save(struct gui_window *g, gui_save_type save_type)
+{
+ hlcache_handle *h;
+
+ if (g == NULL || g->bw == NULL || !browser_window_has_content(g->bw))
+ return;
+
+ h = browser_window_get_content(g->bw);
+ if (h == NULL)
+ return;
+
+ ro_gui_save_prepare(save_type, h, NULL, NULL, NULL);
+ ro_gui_dialog_open_persistent(g->window, dialog_saveas, true);
+}
+
+
+/**
+ * Open a text search dialogue for a browser window.
+ *
+ * \param *g The browser window to act on.
+ */
+
+void ro_gui_window_action_search(struct gui_window *g)
+{
+ if (g == NULL || g->bw == NULL || !browser_window_can_search(g->bw))
+ return;
+
+ ro_gui_search_prepare(g->bw);
+ ro_gui_dialog_open_persistent(g->window, dialog_search, true);
+}
+
+
+/**
+ * Open a zoom dialogue for a browser window.
+ *
+ * \param *g The browser window to act on.
+ */
+
+void ro_gui_window_action_zoom(struct gui_window *g)
+{
+ if (g == NULL)
+ return;
+
+ ro_gui_dialog_prepare_zoom(g);
+ ro_gui_dialog_open_persistent(g->window, dialog_zoom, true);
+}
+
+
+/**
+ * Add a hotlist entry for a browser window.
+ *
+ * \param *g The browser window to act on.
+ */
+
+static void ro_gui_window_action_add_bookmark(struct gui_window *g)
+{
+ nsurl *url;
+
+ if (g == NULL || g->bw == NULL || g->toolbar == NULL ||
+ browser_window_has_content(g->bw) == false)
+ return;
+
+ url = browser_window_get_url(g->bw);
+
+ ro_gui_hotlist_add_page(url);
+ ro_toolbar_update_hotlist(g->toolbar);
+}
+
+
+/**
+ * Remove a hotlist entry for a browser window.
+ *
+ * \param *g The browser window to act on.
+ */
+
+static void ro_gui_window_action_remove_bookmark(struct gui_window *g)
+{
+ nsurl *url;
+
+ if (g == NULL || g->bw == NULL || g->toolbar == NULL ||
+ browser_window_has_content(g->bw) == false)
+ return;
+
+ url = browser_window_get_url(g->bw);
+
+ ro_gui_hotlist_remove_page(url);
+}
+
+
+/**
+ * Open a print dialogue for a browser window.
+ *
+ * \param *g The browser window to act on.
+ */
+
+void ro_gui_window_action_print(struct gui_window *g)
+{
+ if (g == NULL)
+ return;
+
+ ro_gui_print_prepare(g);
+ ro_gui_dialog_open_persistent(g->window, dialog_print, true);
+}
+
+
+/**
+ * Open a page info box for a browser window.
+ *
+ * \param *g The browser window to act on.
+ */
+
+void ro_gui_window_action_page_info(struct gui_window *g)
+{
+ if (g == NULL || g->bw == NULL ||
+ browser_window_has_content(g->bw) == false)
+ return;
+
+ ro_gui_window_prepare_pageinfo(g);
+ ro_gui_dialog_open_persistent(g->window, dialog_pageinfo, false);
+}
+
+
+/*
+ * Window and Toolbar Redraw and Update
+ */
+
+/**
+ * Redraws the content for all windows.
+ */
+
+void ro_gui_window_redraw_all(void)
+{
+ struct gui_window *g;
+ for (g = window_list; g; g = g->next)
+ gui_window_redraw_window(g);
+}
+
+
+/**
+ * Remove all pending update boxes for a window
+ *
+ * \param g gui_window
+ */
+void ro_gui_window_remove_update_boxes(struct gui_window *g)
+{
+ struct update_box *cur;
+
+ for (cur = pending_updates; cur != NULL; cur = cur->next) {
+ if (cur->g == g)
+ cur->g = NULL;
+ }
+}
+
+
+/**
+ * Redraw any pending update boxes.
+ */
+void ro_gui_window_update_boxes(void)
+{
+ osbool more;
+ bool use_buffer;
+ wimp_draw update;
+ struct rect clip;
+ os_error *error;
+ struct update_box *cur;
+ struct gui_window *g;
+ struct redraw_context ctx = {
+ .interactive = true,
+ .background_images = true,
+ .plot = &ro_plotters
+ };
+
+ for (cur = pending_updates; cur != NULL; cur = cur->next) {
+ g = cur->g;
+ if (!g)
+ continue;
+
+ use_buffer = cur->use_buffer;
+
+ update.w = g->window;
+ update.box.x0 = cur->x0;
+ update.box.y0 = cur->y0;
+ update.box.x1 = cur->x1;
+ update.box.y1 = cur->y1;
+
+ error = xwimp_update_window(&update, &more);
+ if (error) {
+ LOG("xwimp_update_window: 0x%x: %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ continue;
+ }
+
+ /* Set the current redraw gui_window to get options from */
+ ro_gui_current_redraw_gui = g;
+
+ ro_plot_origin_x = update.box.x0 - update.xscroll;
+ ro_plot_origin_y = update.box.y1 - update.yscroll;
+
+ while (more) {
+ clip.x0 = (update.clip.x0 - ro_plot_origin_x) / 2;
+ clip.y0 = (ro_plot_origin_y - update.clip.y1) / 2;
+ clip.x1 = (update.clip.x1 - ro_plot_origin_x) / 2;
+ clip.y1 = (ro_plot_origin_y - update.clip.y0) / 2;
+
+ if (use_buffer)
+ ro_gui_buffer_open(&update);
+
+ browser_window_redraw(g->bw, 0, 0, &clip, &ctx);
+
+ if (use_buffer)
+ ro_gui_buffer_close();
+
+ error = xwimp_get_rectangle(&update, &more);
+ /* RISC OS 3.7 returns an error here if enough buffer
+ * was claimed to cause a new dynamic area to be
+ * created. It doesn't actually stop anything working,
+ * so we mask it out for now until a better fix is
+ * found. This appears to be a bug in RISC OS. */
+ if (error && !(use_buffer &&
+ error->errnum == error_WIMP_GET_RECT)) {
+ LOG("xwimp_get_rectangle: 0x%x: %s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ ro_gui_current_redraw_gui = NULL;
+ continue;
+ }
+ }
+
+ /* Reset the current redraw gui_window to prevent
+ * thumbnails from retaining options */
+ ro_gui_current_redraw_gui = NULL;
+ }
+ while (pending_updates) {
+ cur = pending_updates;
+ pending_updates = pending_updates->next;
+ free(cur);
+ }
+}
+
+
+/**
+ * callback from core to reformat a window.
+ */
+static void riscos_window_reformat(struct gui_window *gw)
+{
+ if (gw != NULL) {
+ browser_window_reformat(gw->bw, false,
+ gw->old_width / 2,
+ gw->old_height / 2);
+ }
+}
+
+/**
+ * Destroy all browser windows.
+ */
+
+void ro_gui_window_quit(void)
+{
+ while (window_list) {
+ struct gui_window *cur = window_list;
+ window_list = window_list->next;
+
+ browser_window_destroy(cur->bw);
+ }
+}
+
+
+/**
+ * Animate the "throbbers" of all browser windows.
+ */
+
+void ro_gui_throb(void)
+{
+ struct gui_window *g;
+
+ for (g = window_list; g; g = g->next) {
+ if (!g->active)
+ continue;
+ if (g->toolbar != NULL)
+ ro_toolbar_throb(g->toolbar);
+ }
+}
+
+
+/**
+ * Update the toolbar buttons for a given browser window to reflect the
+ * current state of its contents.
+ *
+ * Note that the parameters to this function are arranged so that it can be
+ * supplied to the toolbar module as an button state update callback.
+ *
+ * \param *g The browser window to update.
+ */
+
+void ro_gui_window_update_toolbar_buttons(struct gui_window *g)
+{
+ struct browser_window *bw;
+ struct toolbar *toolbar;
+
+ if (g == NULL || g->toolbar == NULL)
+ return;
+
+ bw = g->bw;
+ toolbar = g->toolbar;
+
+ ro_toolbar_set_button_shaded_state(toolbar, TOOLBAR_BUTTON_RELOAD,
+ !browser_window_reload_available(bw));
+
+ ro_toolbar_set_button_shaded_state(toolbar, TOOLBAR_BUTTON_STOP,
+ !browser_window_stop_available(bw));
+
+ ro_toolbar_set_button_shaded_state(toolbar, TOOLBAR_BUTTON_BACK,
+ !browser_window_back_available(bw));
+
+ ro_toolbar_set_button_shaded_state(toolbar, TOOLBAR_BUTTON_FORWARD,
+ !browser_window_forward_available(bw));
+
+ ro_toolbar_set_button_shaded_state(toolbar, TOOLBAR_BUTTON_UP,
+ !browser_window_up_available(bw));
+
+ ro_toolbar_set_button_shaded_state(toolbar, TOOLBAR_BUTTON_SEARCH,
+ !browser_window_can_search(bw));
+
+ ro_toolbar_set_button_shaded_state(toolbar, TOOLBAR_BUTTON_SCALE,
+ !browser_window_has_content(bw));
+
+ ro_toolbar_set_button_shaded_state(toolbar, TOOLBAR_BUTTON_PRINT,
+ !browser_window_has_content(bw));
+
+ ro_toolbar_set_button_shaded_state(toolbar, TOOLBAR_BUTTON_SAVE_SOURCE,
+ !browser_window_has_content(bw));
+
+ ro_toolbar_update_urlsuggest(toolbar);
+}
+
+
+/**
+ * Update a window to reflect a change in toolbar size: used as a callback by
+ * the toolbar module when a toolbar height changes.
+ *
+ * \param *data void pointer the window's gui_window struct
+ */
+
+void ro_gui_window_update_toolbar(void *data)
+{
+ struct gui_window *g = (struct gui_window *) data;
+
+ if (g != NULL)
+ gui_window_update_extent(g);
+}
+
+
+/**
+ * Save a new toolbar button configuration: used as a callback by the toolbar
+ * module when a buttonbar edit has finished.
+ *
+ * \param *data void pointer to the window's gui_window struct
+ * \param *config pointer to a malloc()'d button config string.
+ */
+
+void ro_gui_window_save_toolbar_buttons(void *data, char *config)
+{
+ nsoption_set_charp(toolbar_browser, config);
+ ro_gui_save_options();
+}
+
+
+/**
+ * Update a window and its toolbar to reflect a new theme: used as a callback
+ * by the toolbar module when a theme change affects a toolbar.
+ *
+ * \param *data void pointer to the window's gui_window struct
+ * \param ok true if the bar still exists; else false.
+ */
+
+void ro_gui_window_update_theme(void *data, bool ok)
+{
+ struct gui_window *g = (struct gui_window *) data;
+
+ if (g != NULL && g->toolbar != NULL) {
+ if (ok) {
+ gui_window_update_extent(g);
+ } else {
+ g->toolbar = NULL;
+ }
+ }
+}
+
+
+/*
+ * General Window Support
+ */
+
+/**
+ * Import text file into window
+ *
+ * \param g gui window containing textarea
+ * \param filename pathname of file to be imported
+ * \return true iff successful
+ */
+
+bool ro_gui_window_import_text(struct gui_window *g, const char *filename)
+{
+ fileswitch_object_type obj_type;
+ os_error *error;
+ char *buf, *utf8_buf, *sp;
+ int size;
+ nserror ret;
+ const char *ep;
+ char *p;
+
+ error = xosfile_read_stamped(filename, &obj_type, NULL, NULL,
+ &size, NULL, NULL);
+ if (error) {
+ LOG("xosfile_read_stamped: 0x%x:%s", error->errnum, error->errmess);
+ ro_warn_user("FileError", error->errmess);
+ return true; /* was for us, but it didn't work! */
+ }
+
+ /* Allocate one byte more than needed to ensure that the buffer is
+ * always terminated, regardless of file contents.
+ */
+
+ buf = calloc(size + 1, sizeof(char));
+ if (!buf) {
+ ro_warn_user("NoMemory", NULL);
+ return true;
+ }
+
+ error = xosfile_load_stamped(filename, (byte*)buf,
+ NULL, NULL, NULL, NULL, NULL);
+
+ if (error) {
+ LOG("xosfile_load_stamped: 0x%x:%s", error->errnum, error->errmess);
+ ro_warn_user("LoadError", error->errmess);
+ free(buf);
+ return true;
+ }
+
+ ret = utf8_from_local_encoding(buf, size, &utf8_buf);
+ if (ret != NSERROR_OK) {
+ /* bad encoding shouldn't happen */
+ assert(ret != NSERROR_BAD_ENCODING);
+ LOG("utf8_from_local_encoding failed");
+ free(buf);
+ ro_warn_user("NoMemory", NULL);
+ return true;
+ }
+ size = strlen(utf8_buf);
+
+ ep = utf8_buf + size;
+ p = utf8_buf;
+
+ /* skip leading whitespace */
+ while (isspace(*p)) p++;
+
+ sp = p;
+ while (*p && *p != '\r' && *p != '\n')
+ p += utf8_next(p, ep - p, 0);
+ *p = '\0';
+
+ if (p > sp)
+ ro_gui_window_launch_url(g, sp);
+
+ free(buf);
+ free(utf8_buf);
+ return true;
+}
+
+
+/**
+ * Clones a browser window's options.
+ *
+ * \param new_gui the new gui window
+ * \param old_gui the gui window to clone from, or NULL for default
+ */
+
+void ro_gui_window_clone_options(
+ struct gui_window *new_gui,
+ struct gui_window *old_gui)
+{
+ assert(new_gui);
+
+ /* Clone the basic options
+ */
+ if (!old_gui) {
+ new_gui->option.buffer_animations = nsoption_bool(buffer_animations);
+ new_gui->option.buffer_everything = nsoption_bool(buffer_everything);
+ } else {
+ new_gui->option = old_gui->option;
+ }
+
+ /* Set up the toolbar
+ */
+ if (new_gui->toolbar) {
+ ro_toolbar_set_display_buttons(new_gui->toolbar,
+ nsoption_bool(toolbar_show_buttons));
+ ro_toolbar_set_display_url(new_gui->toolbar,
+ nsoption_bool(toolbar_show_address));
+ ro_toolbar_set_display_throbber(new_gui->toolbar,
+ nsoption_bool(toolbar_show_throbber));
+ if ((old_gui) && (old_gui->toolbar)) {
+ ro_toolbar_set_display_buttons(new_gui->toolbar,
+ ro_toolbar_get_display_buttons(
+ old_gui->toolbar));
+ ro_toolbar_set_display_url(new_gui->toolbar,
+ ro_toolbar_get_display_url(
+ old_gui->toolbar));
+ ro_toolbar_set_display_throbber(new_gui->toolbar,
+ ro_toolbar_get_display_throbber(
+ old_gui->toolbar));
+ ro_toolbar_process(new_gui->toolbar, -1, true);
+ }
+ }
+}
+
+
+/**
+ * Makes a browser window's options the default.
+ *
+ * \param gui The riscos gui window to set default options in.
+ */
+
+void ro_gui_window_default_options(struct gui_window *gui)
+{
+ if (gui == NULL)
+ return;
+
+ /* Save the basic options
+ */
+ nsoption_set_int(scale, gui->scale * 100);
+ nsoption_set_bool(buffer_animations, gui->option.buffer_animations);
+ nsoption_set_bool(buffer_everything, gui->option.buffer_everything);
+
+ /* Set up the toolbar
+ */
+ if (gui->toolbar != NULL) {
+ nsoption_set_bool(toolbar_show_buttons,
+ ro_toolbar_get_display_buttons(gui->toolbar));
+ nsoption_set_bool(toolbar_show_address,
+ ro_toolbar_get_display_url(gui->toolbar));
+ nsoption_set_bool(toolbar_show_throbber,
+ ro_toolbar_get_display_throbber(gui->toolbar));
+ }
+ if (gui->status_bar != NULL)
+ nsoption_set_int(toolbar_status_size,
+ ro_gui_status_bar_get_width(gui->status_bar));
+}
+
+
+/*
+ * Custom Menu Support
+ */
+
+/**
+ * Prepare or reprepare a form select menu, setting up the menu handle
+ * globals in the process.
+ *
+ * \param g The RISC OS gui window the menu is in.
+ * \param control The form control needing a menu.
+ * \return true if the menu is OK to be opened; else false.
+ */
+
+bool ro_gui_window_prepare_form_select_menu(struct gui_window *g,
+ struct form_control *control)
+{
+ unsigned int item, entries;
+ char *text_convert, *temp;
+ struct form_option *option;
+ bool reopen = true;
+ nserror err;
+
+ assert(control);
+
+ /* enumerate the entries */
+ entries = 0;
+ option = form_select_get_option(control, entries);
+ while (option != NULL) {
+ entries++;
+ option = form_select_get_option(control, entries);
+ }
+
+ if (entries == 0) {
+ /* no menu to display */
+ ro_gui_menu_destroy();
+ return false;
+ }
+
+ /* free riscos menu if there already is one */
+ if ((gui_form_select_menu) && (control != gui_form_select_control)) {
+ for (item = 0; ; item++) {
+ free(gui_form_select_menu->entries[item].data.
+ indirected_text.text);
+ if (gui_form_select_menu->entries[item].menu_flags &
+ wimp_MENU_LAST)
+ break;
+ }
+ free(gui_form_select_menu->title_data.indirected_text.text);
+ free(gui_form_select_menu);
+ gui_form_select_menu = 0;
+ }
+
+ /* allocate new riscos menu */
+ if (!gui_form_select_menu) {
+ reopen = false;
+ gui_form_select_menu = malloc(wimp_SIZEOF_MENU(entries));
+ if (!gui_form_select_menu) {
+ ro_warn_user("NoMemory", 0);
+ ro_gui_menu_destroy();
+ return false;
+ }
+ err = utf8_to_local_encoding(messages_get("SelectMenu"), 0,
+ &text_convert);
+ if (err != NSERROR_OK) {
+ /* badenc should never happen */
+ assert(err != NSERROR_BAD_ENCODING);
+ LOG("utf8_to_local_encoding failed");
+ ro_warn_user("NoMemory", 0);
+ ro_gui_menu_destroy();
+ return false;
+ }
+ gui_form_select_menu->title_data.indirected_text.text =
+ text_convert;
+ ro_gui_menu_init_structure(gui_form_select_menu, entries);
+ }
+
+ /* initialise menu entries from form control */
+ for (item = 0; item < entries; item++) {
+ option = form_select_get_option(control, item);
+ gui_form_select_menu->entries[item].menu_flags = 0;
+ if (option->selected)
+ gui_form_select_menu->entries[item].menu_flags =
+ wimp_MENU_TICKED;
+ if (!reopen) {
+
+ /* convert spaces to hard spaces to stop things
+ * like 'Go Home' being treated as if 'Home' is a
+ * keyboard shortcut and right aligned in the menu.
+ */
+
+ temp = cnv_space2nbsp(option->text);
+ if (!temp) {
+ LOG("cnv_space2nbsp failed");
+ ro_warn_user("NoMemory", 0);
+ ro_gui_menu_destroy();
+ return false;
+ }
+
+ err = utf8_to_local_encoding(temp,
+ 0, &text_convert);
+ if (err != NSERROR_OK) {
+ /* A bad encoding should never happen,
+ * so assert this */
+ assert(err != NSERROR_BAD_ENCODING);
+ LOG("utf8_to_enc failed");
+ ro_warn_user("NoMemory", 0);
+ ro_gui_menu_destroy();
+ return false;
+ }
+
+ free(temp);
+
+ gui_form_select_menu->entries[item].data.indirected_text.text =
+ text_convert;
+ gui_form_select_menu->entries[item].data.indirected_text.size =
+ strlen(gui_form_select_menu->entries[item].
+ data.indirected_text.text) + 1;
+ }
+ }
+
+ gui_form_select_menu->entries[0].menu_flags |=
+ wimp_MENU_TITLE_INDIRECTED;
+ gui_form_select_menu->entries[item - 1].menu_flags |= wimp_MENU_LAST;
+
+ return true;
+}
+
+/**
+ * Process selections from a form select menu, passing them back to the core.
+ *
+ * \param *g The browser window affected by the menu.
+ * \param *selection The menu selection.
+ */
+
+void ro_gui_window_process_form_select_menu(struct gui_window *g,
+ wimp_selection *selection)
+{
+ assert(g != NULL);
+
+ if (selection->items[0] >= 0)
+ form_select_process_selection(gui_form_select_control,
+ selection->items[0]);
+}
+
+
+/*
+ * Window and Toolbar Lookup
+ */
+
+/**
+ * Convert a RISC OS window handle to a gui_window.
+ *
+ * \param window RISC OS window handle.
+ * \return A pointer to a riscos gui window if found or NULL.
+ */
+
+struct gui_window *ro_gui_window_lookup(wimp_w window)
+{
+ struct gui_window *g;
+ for (g = window_list; g; g = g->next)
+ if (g->window == window)
+ return g;
+ return NULL;
+}
+
+
+/**
+ * Convert a toolbar RISC OS window handle to a gui_window.
+ *
+ * \param window RISC OS window handle of a toolbar
+ * \return pointer to a structure if found, NULL otherwise
+ */
+
+struct gui_window *ro_gui_toolbar_lookup(wimp_w window)
+{
+ struct gui_window *g = NULL;
+ struct toolbar *toolbar;
+ wimp_w parent;
+
+ toolbar = ro_toolbar_window_lookup(window);
+
+ if (toolbar != NULL) {
+ parent = ro_toolbar_get_parent_window(toolbar);
+ g = ro_gui_window_lookup(parent);
+ }
+
+ return g;
+}
+
+
+/*
+ * Core to RISC OS Conversions
+ */
+
+/**
+ * Convert x,y screen co-ordinates into window co-ordinates.
+ *
+ * \param g gui window
+ * \param x x ordinate
+ * \param y y ordinate
+ * \param pos receives position in window co-ordinatates
+ * \return true iff conversion successful
+ */
+
+bool ro_gui_window_to_window_pos(struct gui_window *g, int x, int y,
+ os_coord *pos)
+{
+ wimp_window_state state;
+ os_error *error;
+
+ assert(g);
+
+ state.w = g->window;
+ error = xwimp_get_window_state(&state);
+ if (error) {
+ LOG("xwimp_get_window_state: 0x%x:%s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ return false;
+ }
+ pos->x = (x - (state.visible.x0 - state.xscroll)) / 2 / g->scale;
+ pos->y = ((state.visible.y1 - state.yscroll) - y) / 2 / g->scale;
+ return true;
+}
+
+
+/**
+ * Convert x,y window co-ordinates into screen co-ordinates.
+ *
+ * \param g gui window
+ * \param x x ordinate
+ * \param y y ordinate
+ * \param pos receives position in screen co-ordinatates
+ * \return true iff conversion successful
+ */
+
+bool ro_gui_window_to_screen_pos(struct gui_window *g, int x, int y,
+ os_coord *pos)
+{
+ wimp_window_state state;
+ os_error *error;
+
+ assert(g);
+
+ state.w = g->window;
+ error = xwimp_get_window_state(&state);
+ if (error) {
+ LOG("xwimp_get_window_state: 0x%x:%s", error->errnum, error->errmess);
+ ro_warn_user("WimpError", error->errmess);
+ return false;
+ }
+ pos->x = (x * 2 * g->scale) + (state.visible.x0 - state.xscroll);
+ pos->y = (state.visible.y1 - state.yscroll) - (y * 2 * g->scale);
+ return true;
+}
+
+
+/*
+ * Miscellaneous Functions
+ *
+ * \TODO -- These items might well belong elsewhere.
+ */
+
+/**
+ * Returns the state of the mouse buttons and modifiers keys for a
+ * mouse action, suitable for passing to the OS-independent
+ * browser window/ treeview/ etc code.
+ *
+ * \param buttons Wimp button state.
+ * \param type Wimp work-area/icon type for decoding.
+ * \return NetSurf core button state.
+ */
+
+browser_mouse_state ro_gui_mouse_click_state(wimp_mouse_state buttons,
+ wimp_icon_flags type)
+{
+ browser_mouse_state state = 0; /* Blank state with nothing set */
+ static struct {
+ enum { CLICK_SINGLE, CLICK_DOUBLE, CLICK_TRIPLE } type;
+ uint64_t time;
+ } last_click;
+
+ switch (type) {
+ case wimp_BUTTON_CLICK_DRAG:
+ /* Handle single clicks. */
+
+ /* We fire core PRESS and CLICK events together for "action on
+ * press" behaviour. */
+ if (buttons & (wimp_CLICK_SELECT)) /* Select click */
+ state |= BROWSER_MOUSE_PRESS_1 | BROWSER_MOUSE_CLICK_1;
+ if (buttons & (wimp_CLICK_ADJUST)) /* Adjust click */
+ state |= BROWSER_MOUSE_PRESS_2 | BROWSER_MOUSE_CLICK_2;
+ break;
+
+ case wimp_BUTTON_DOUBLE_CLICK_DRAG:
+ /* Handle single, double, and triple clicks. */
+
+ /* Single clicks: Fire PRESS and CLICK events together
+ * for "action on press" behaviour. */
+ if (buttons & (wimp_SINGLE_SELECT)) {
+ /* Select single click */
+ state |= BROWSER_MOUSE_PRESS_1 | BROWSER_MOUSE_CLICK_1;
+ } else if (buttons & (wimp_SINGLE_ADJUST)) {
+ /* Adjust single click */
+ state |= BROWSER_MOUSE_PRESS_2 | BROWSER_MOUSE_CLICK_2;
+ }
+
+ /* Double clicks: Fire PRESS, CLICK, and DOUBLE_CLICK
+ * events together for "action on 2nd press" behaviour. */
+ if (buttons & (wimp_DOUBLE_SELECT)) {
+ /* Select double click */
+ state |= BROWSER_MOUSE_PRESS_1 | BROWSER_MOUSE_CLICK_1 |
+ BROWSER_MOUSE_DOUBLE_CLICK;
+ } else if (buttons & (wimp_DOUBLE_ADJUST)) {
+ /* Adjust double click */
+ state |= BROWSER_MOUSE_PRESS_2 | BROWSER_MOUSE_CLICK_2 |
+ BROWSER_MOUSE_DOUBLE_CLICK;
+ }
+
+ /* Need to consider what we have and decide whether to fire
+ * triple click instead */
+ if ((state == (BROWSER_MOUSE_PRESS_1 |
+ BROWSER_MOUSE_CLICK_1)) ||
+ (state == (BROWSER_MOUSE_PRESS_2 |
+ BROWSER_MOUSE_CLICK_2))) {
+ /* WIMP told us single click, but maybe we want to call
+ * it a triple click */
+
+ if (last_click.type == CLICK_DOUBLE) {
+ uint64_t ms_now;
+ nsu_getmonotonic_ms(&ms_now);
+
+ if (ms_now < (last_click.time + 500)) {
+ /* Triple click! Fire PRESS, CLICK, and
+ * TRIPLE_CLICK events together for
+ * "action on 3nd press" behaviour. */
+ last_click.type = CLICK_TRIPLE;
+ state |= BROWSER_MOUSE_TRIPLE_CLICK;
+ } else {
+ /* Single click */
+ last_click.type = CLICK_SINGLE;
+ }
+ } else {
+ /* Single click */
+ last_click.type = CLICK_SINGLE;
+ }
+ } else if ((state == (BROWSER_MOUSE_PRESS_1 |
+ BROWSER_MOUSE_CLICK_1 |
+ BROWSER_MOUSE_DOUBLE_CLICK)) ||
+ (state == (BROWSER_MOUSE_PRESS_2 |
+ BROWSER_MOUSE_CLICK_2 |
+ BROWSER_MOUSE_DOUBLE_CLICK))) {
+ /* Wimp told us double click, but we may want to
+ * call it single click */
+
+ if (last_click.type == CLICK_TRIPLE) {
+ state &= ~BROWSER_MOUSE_DOUBLE_CLICK;
+ last_click.type = CLICK_SINGLE;
+ } else {
+ last_click.type = CLICK_DOUBLE;
+ nsu_getmonotonic_ms(&last_click.time);
+ }
+ } else {
+ last_click.type = CLICK_SINGLE;
+ }
+ break;
+ }
+
+ /* Check if a drag has started */
+ if (buttons & (wimp_DRAG_SELECT)) {
+ /* A drag was _started_ with Select; Fire DRAG_1. */
+ state |= BROWSER_MOUSE_DRAG_1;
+ mouse_drag_select = true;
+ }
+ if (buttons & (wimp_DRAG_ADJUST)) {
+ /* A drag was _started_ with Adjust; Fire DRAG_2. */
+ state |= BROWSER_MOUSE_DRAG_2;
+ mouse_drag_adjust = true;
+ }
+
+ /* Set modifier key state */
+ if (ro_gui_shift_pressed()) state |= BROWSER_MOUSE_MOD_1;
+ if (ro_gui_ctrl_pressed()) state |= BROWSER_MOUSE_MOD_2;
+ if (ro_gui_alt_pressed()) state |= BROWSER_MOUSE_MOD_3;
+
+ return state;
+}
+
+
+/**
+ * Returns the state of the mouse buttons and modifiers keys whilst
+ * dragging, for passing to the OS-independent browser window/ treeview/
+ * etc code
+ *
+ * \param buttons Wimp button state.
+ * \param type Wimp work-area/icon type for decoding.
+ * \return NetSurf core button state.
+ */
+
+browser_mouse_state ro_gui_mouse_drag_state(wimp_mouse_state buttons,
+ wimp_icon_flags type)
+{
+ browser_mouse_state state = 0; /* Blank state with nothing set */
+
+ /* If mouse buttons aren't held, turn off drags */
+ if (!(buttons & (wimp_CLICK_SELECT | wimp_CLICK_ADJUST))) {
+ mouse_drag_select = false;
+ mouse_drag_adjust = false;
+ }
+
+ /* If there's a drag happening, set DRAG_ON and record which button
+ * the drag is happening with, i.e. HOLDING_1 or HOLDING_2 */
+ if (mouse_drag_select) {
+ state |= BROWSER_MOUSE_DRAG_ON | BROWSER_MOUSE_HOLDING_1;
+ }
+ if (mouse_drag_adjust) {
+ state |= BROWSER_MOUSE_DRAG_ON | BROWSER_MOUSE_HOLDING_2;
+ }
+
+ /* Set modifier key state */
+ if (ro_gui_shift_pressed()) state |= BROWSER_MOUSE_MOD_1;
+ if (ro_gui_ctrl_pressed()) state |= BROWSER_MOUSE_MOD_2;
+ if (ro_gui_alt_pressed()) state |= BROWSER_MOUSE_MOD_3;
+
+ return state;
+}
+
+
+/**
+ * Returns true iff one or more Shift keys is held down
+ */
+
+bool ro_gui_shift_pressed(void)
+{
+ int shift = 0;
+ xosbyte1(osbyte_SCAN_KEYBOARD, 0 ^ 0x80, 0, &shift);
+ return (shift == 0xff);
+}
+
+
+/**
+ * Returns true iff one or more Ctrl keys is held down
+ */
+
+bool ro_gui_ctrl_pressed(void)
+{
+ int ctrl = 0;
+ xosbyte1(osbyte_SCAN_KEYBOARD, 1 ^ 0x80, 0, &ctrl);
+ return (ctrl == 0xff);
+}
+
+
+/**
+ * Returns true iff one or more Alt keys is held down
+ */
+
+bool ro_gui_alt_pressed(void)
+{
+ int alt = 0;
+ xosbyte1(osbyte_SCAN_KEYBOARD, 2 ^ 0x80, 0, &alt);
+ return (alt == 0xff);
+}
+
+static struct gui_window_table window_table = {
+ .create = gui_window_create,
+ .destroy = gui_window_destroy,
+ .redraw = gui_window_redraw_window,
+ .update = gui_window_update_box,
+ .get_scroll = gui_window_get_scroll,
+ .set_scroll = gui_window_set_scroll,
+ .get_dimensions = gui_window_get_dimensions,
+ .update_extent = gui_window_update_extent,
+ .reformat = riscos_window_reformat,
+
+ .set_title = gui_window_set_title,
+ .set_url = ro_gui_window_set_url,
+ .set_icon = gui_window_set_icon,
+ .set_status = riscos_window_set_status,
+ .set_pointer = gui_window_set_pointer,
+ .place_caret = gui_window_place_caret,
+ .remove_caret = gui_window_remove_caret,
+ .save_link = gui_window_save_link,
+ .drag_start = gui_window_drag_start,
+ .scroll_visible = gui_window_scroll_visible,
+ .scroll_start = gui_window_scroll_start,
+ .new_content = gui_window_new_content,
+ .start_throbber = gui_window_start_throbber,
+ .stop_throbber = gui_window_stop_throbber,
+ .create_form_select_menu = gui_window_create_form_select_menu,
+
+ /* from save */
+ .drag_save_object = gui_drag_save_object,
+ .drag_save_selection =gui_drag_save_selection,
+
+ /* from textselection */
+ .start_selection = gui_start_selection,
+};
+
+struct gui_window_table *riscos_window_table = &window_table;