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+/*
+ * Copyright 2005 Richard Wilson <info@tinct.net>
+ * Copyright 2010 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
+ * Global history (implementation).
+ */
+
+#include <assert.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+#include "oslib/wimp.h"
+#include "oslib/wimpspriteop.h"
+
+#include "content/urldb.h"
+#include "utils/nsoption.h"
+#include "utils/messages.h"
+#include "utils/log.h"
+#include "desktop/global_history.h"
+#include "desktop/tree.h"
+#include "desktop/gui_window.h"
+
+#include "riscos/dialog.h"
+#include "riscos/global_history.h"
+#include "riscos/gui.h"
+#include "riscos/menus.h"
+#include "riscos/save.h"
+#include "riscos/toolbar.h"
+#include "riscos/treeview.h"
+#include "riscos/wimp.h"
+#include "riscos/wimp_event.h"
+
+static void ro_gui_global_history_toolbar_update_buttons(void);
+static void ro_gui_global_history_toolbar_save_buttons(char *config);
+static bool ro_gui_global_history_menu_prepare(wimp_w w, wimp_i i,
+ wimp_menu *menu, wimp_pointer *pointer);
+static void ro_gui_global_history_menu_warning(wimp_w w, wimp_i i,
+ wimp_menu *menu, wimp_selection *selection, menu_action action);
+static bool ro_gui_global_history_menu_select(wimp_w w, wimp_i i,
+ wimp_menu *menu, wimp_selection *selection, menu_action action);
+static void ro_gui_global_history_toolbar_click(button_bar_action action);
+
+struct ro_treeview_callbacks ro_global_history_treeview_callbacks = {
+ ro_gui_global_history_toolbar_click,
+ ro_gui_global_history_toolbar_update_buttons,
+ ro_gui_global_history_toolbar_save_buttons
+};
+
+/* The RISC OS global history window, toolbar and treeview data */
+
+static struct ro_global_history_window {
+ wimp_w window;
+ struct toolbar *toolbar;
+ ro_treeview *tv;
+ wimp_menu *menu;
+} global_history_window;
+
+/**
+ * Pre-Initialise the global history tree. This is called for things that
+ * need to be done at the gui_init() stage, such as loading templates.
+ */
+
+void ro_gui_global_history_preinitialise(void)
+{
+ /* Create our window. */
+
+ global_history_window.window = ro_gui_dialog_create("tree");
+ ro_gui_set_window_title(global_history_window.window,
+ messages_get("GlobalHistory"));
+}
+
+/**
+ * Initialise global history tree, at the gui_init2() stage.
+ */
+
+void ro_gui_global_history_postinitialise(void)
+{
+ /* Create our toolbar. */
+
+ global_history_window.toolbar = ro_toolbar_create(NULL,
+ global_history_window.window,
+ THEME_STYLE_GLOBAL_HISTORY_TOOLBAR, TOOLBAR_FLAGS_NONE,
+ ro_treeview_get_toolbar_callbacks(), NULL,
+ "HelpGHistoryToolbar");
+ if (global_history_window.toolbar != NULL) {
+ ro_toolbar_add_buttons(global_history_window.toolbar,
+ global_history_toolbar_buttons,
+ nsoption_charp(toolbar_history));
+ ro_toolbar_rebuild(global_history_window.toolbar);
+ }
+
+ /* Create the treeview with the window and toolbar. */
+
+ global_history_window.tv =
+ ro_treeview_create(global_history_window.window,
+ global_history_window.toolbar,
+ &ro_global_history_treeview_callbacks,
+ TREE_HISTORY);
+ if (global_history_window.tv == NULL) {
+ LOG("Failed to allocate treeview");
+ return;
+ }
+
+ ro_toolbar_update_client_data(global_history_window.toolbar,
+ global_history_window.tv);
+
+ /* Build the global history window menu. */
+
+ static const struct ns_menu global_history_definition = {
+ "History", {
+ { "History", NO_ACTION, 0 },
+ { "_History.Export", HISTORY_EXPORT, &dialog_saveas },
+ { "History.Expand", TREE_EXPAND_ALL, 0 },
+ { "History.Expand.All", TREE_EXPAND_ALL, 0 },
+ { "History.Expand.Folders", TREE_EXPAND_FOLDERS, 0 },
+ { "History.Expand.Links", TREE_EXPAND_LINKS, 0 },
+ { "History.Collapse", TREE_COLLAPSE_ALL, 0 },
+ { "History.Collapse.All", TREE_COLLAPSE_ALL, 0 },
+ { "History.Collapse.Folders", TREE_COLLAPSE_FOLDERS, 0 },
+ { "History.Collapse.Links", TREE_COLLAPSE_LINKS, 0 },
+ { "History.Toolbars", NO_ACTION, 0 },
+ { "_History.Toolbars.ToolButtons", TOOLBAR_BUTTONS, 0 },
+ { "History.Toolbars.EditToolbar",TOOLBAR_EDIT, 0 },
+ { "Selection", TREE_SELECTION, 0 },
+ { "Selection.Launch", TREE_SELECTION_LAUNCH, 0 },
+ { "Selection.Delete", TREE_SELECTION_DELETE, 0 },
+ { "SelectAll", TREE_SELECT_ALL, 0 },
+ { "Clear", TREE_CLEAR_SELECTION, 0 },
+ {NULL, 0, 0}
+ }
+ };
+ global_history_window.menu = ro_gui_menu_define_menu(
+ &global_history_definition);
+
+ ro_gui_wimp_event_register_menu(global_history_window.window,
+ global_history_window.menu, false, false);
+ ro_gui_wimp_event_register_menu_prepare(global_history_window.window,
+ ro_gui_global_history_menu_prepare);
+ ro_gui_wimp_event_register_menu_selection(global_history_window.window,
+ ro_gui_global_history_menu_select);
+ ro_gui_wimp_event_register_menu_warning(global_history_window.window,
+ ro_gui_global_history_menu_warning);
+}
+
+/**
+ * Destroy the global history window.
+ */
+
+void ro_gui_global_history_destroy(void)
+{
+ if (global_history_window.tv == NULL)
+ return;
+
+ ro_treeview_destroy(global_history_window.tv);
+}
+
+/**
+ * Open the global history window.
+ */
+
+void ro_gui_global_history_open(void)
+{
+ ro_gui_global_history_toolbar_update_buttons();
+
+ if (!ro_gui_dialog_open_top(global_history_window.window,
+ global_history_window.toolbar, 600, 800)) {
+ ro_treeview_set_origin(global_history_window.tv, 0,
+ -(ro_toolbar_height(
+ global_history_window.toolbar)));
+ }
+}
+
+/**
+ * Handle toolbar button clicks.
+ *
+ * \param action The action to handle
+ */
+
+void ro_gui_global_history_toolbar_click(button_bar_action action)
+{
+ switch (action) {
+ case TOOLBAR_BUTTON_DELETE:
+ global_history_keypress(NS_KEY_DELETE_LEFT);
+ break;
+
+ case TOOLBAR_BUTTON_EXPAND:
+ global_history_expand(false);
+ break;
+
+ case TOOLBAR_BUTTON_COLLAPSE:
+ global_history_contract(false);
+ break;
+
+ case TOOLBAR_BUTTON_OPEN:
+ global_history_expand(true);
+ break;
+
+ case TOOLBAR_BUTTON_CLOSE:
+ global_history_contract(true);
+ break;
+
+ case TOOLBAR_BUTTON_LAUNCH:
+ global_history_keypress(NS_KEY_CR);
+ break;
+
+ default:
+ break;
+ }
+}
+
+
+/**
+ * Update the button state in the global history toolbar.
+ */
+
+void ro_gui_global_history_toolbar_update_buttons(void)
+{
+ ro_toolbar_set_button_shaded_state(global_history_window.toolbar,
+ TOOLBAR_BUTTON_DELETE,
+ !global_history_has_selection());
+
+ ro_toolbar_set_button_shaded_state(global_history_window.toolbar,
+ TOOLBAR_BUTTON_LAUNCH,
+ !global_history_has_selection());
+}
+
+
+/**
+ * Save a new button arrangement in the global history toolbar.
+ *
+ * \param *config The new button configuration string.
+ */
+
+void ro_gui_global_history_toolbar_save_buttons(char *config)
+{
+ nsoption_set_charp(toolbar_history, config);
+ ro_gui_save_options();
+}
+
+
+/**
+ * Prepare the global history menu for 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_global_history_menu_prepare(wimp_w w, wimp_i i, wimp_menu *menu,
+ wimp_pointer *pointer)
+{
+ bool selection;
+
+ if (menu != global_history_window.menu)
+ return false;
+
+ selection = global_history_has_selection();
+
+ ro_gui_menu_set_entry_shaded(global_history_window.menu,
+ TREE_SELECTION, !selection);
+ ro_gui_menu_set_entry_shaded(global_history_window.menu,
+ TREE_CLEAR_SELECTION, !selection);
+
+ ro_gui_save_prepare(GUI_SAVE_HISTORY_EXPORT_HTML,
+ NULL, NULL, NULL, NULL);
+
+ ro_gui_menu_set_entry_shaded(menu, TOOLBAR_BUTTONS,
+ ro_toolbar_menu_option_shade(
+ global_history_window.toolbar));
+ ro_gui_menu_set_entry_ticked(menu, TOOLBAR_BUTTONS,
+ ro_toolbar_menu_buttons_tick(
+ global_history_window.toolbar));
+
+ ro_gui_menu_set_entry_shaded(menu, TOOLBAR_EDIT,
+ ro_toolbar_menu_edit_shade(
+ global_history_window.toolbar));
+ ro_gui_menu_set_entry_ticked(menu, TOOLBAR_EDIT,
+ ro_toolbar_menu_edit_tick(
+ global_history_window.toolbar));
+
+ return true;
+}
+
+/**
+ * Handle submenu warnings for the global_hostory 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_global_history_menu_warning(wimp_w w, wimp_i i, wimp_menu *menu,
+ wimp_selection *selection, menu_action action)
+{
+ /* Do nothing */
+}
+
+/**
+ * Handle selections from the global history 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_global_history_menu_select(wimp_w w, wimp_i i, wimp_menu *menu,
+ wimp_selection *selection, menu_action action)
+{
+ switch (action) {
+ case HISTORY_EXPORT:
+ ro_gui_dialog_open_persistent(w, dialog_saveas, true);
+ return true;
+ case TREE_EXPAND_ALL:
+ global_history_expand(false);
+ return true;
+ case TREE_EXPAND_FOLDERS:
+ global_history_expand(true);
+ return true;
+ case TREE_EXPAND_LINKS:
+ global_history_expand(false);
+ return true;
+ case TREE_COLLAPSE_ALL:
+ global_history_contract(true);
+ return true;
+ case TREE_COLLAPSE_FOLDERS:
+ global_history_contract(true);
+ return true;
+ case TREE_COLLAPSE_LINKS:
+ global_history_contract(false);
+ return true;
+ case TREE_SELECTION_LAUNCH:
+ global_history_keypress(NS_KEY_CR);
+ return true;
+ case TREE_SELECTION_DELETE:
+ global_history_keypress(NS_KEY_DELETE_LEFT);
+ return true;
+ case TREE_SELECT_ALL:
+ global_history_keypress(NS_KEY_SELECT_ALL);
+ return true;
+ case TREE_CLEAR_SELECTION:
+ global_history_keypress(NS_KEY_CLEAR_SELECTION);
+ return true;
+ case TOOLBAR_BUTTONS:
+ ro_toolbar_set_display_buttons(global_history_window.toolbar,
+ !ro_toolbar_get_display_buttons(
+ global_history_window.toolbar));
+ return true;
+ case TOOLBAR_EDIT:
+ ro_toolbar_toggle_edit(global_history_window.toolbar);
+ return true;
+ default:
+ return false;
+ }
+
+ return false;
+}
+
+/**
+ * Check if a particular window handle is the global history window
+ *
+ * \param window the window in question
+ * \return true if this window is the global history
+ */
+
+bool ro_gui_global_history_check_window(wimp_w window)
+{
+ if (global_history_window.window == window)
+ return true;
+ else
+ return false;
+}
+
+/**
+ * Check if a particular menu handle is the global history menu
+ *
+ * \param *menu The menu in question.
+ * \return true if this menu is the global history menu
+ */
+
+bool ro_gui_global_history_check_menu(wimp_menu *menu)
+{
+ if (global_history_window.menu == menu)
+ return true;
+ else
+ return false;
+}
+