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author | Vincent Sanders <vince@netsurf-browser.org> | 2011-01-29 23:40:22 +0000 |
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committer | Vincent Sanders <vince@netsurf-browser.org> | 2011-01-29 23:40:22 +0000 |
commit | 42f89d4e0b35bbe768918305b624e20ef654d619 (patch) | |
tree | de555d8fc6dcf8c1ed61c73301552bf0a9e06b8e /gtk/gtk_treeview.c | |
parent | cd5950936ade8320f3801ed213df41153e573f8b (diff) | |
download | netsurf-42f89d4e0b35bbe768918305b624e20ef654d619.tar.gz netsurf-42f89d4e0b35bbe768918305b624e20ef654d619.tar.bz2 |
fixup gtk source file names
svn path=/trunk/netsurf/; revision=11529
Diffstat (limited to 'gtk/gtk_treeview.c')
-rw-r--r-- | gtk/gtk_treeview.c | 556 |
1 files changed, 0 insertions, 556 deletions
diff --git a/gtk/gtk_treeview.c b/gtk/gtk_treeview.c deleted file mode 100644 index c896fc7e6..000000000 --- a/gtk/gtk_treeview.c +++ /dev/null @@ -1,556 +0,0 @@ -/* - * Copyright 2004 Richard Wilson <not_ginger_matt@users.sourceforge.net> - * Copyright 2009 Paul Blokus <paul_pl@users.sourceforge.net> - * - * 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 - * Generic tree handling (implementation). - */ - -#include <assert.h> -#include <gdk/gdkkeysyms.h> -#include <gtk/gtk.h> -#include <stdio.h> -#include <limits.h> - -#include "desktop/tree.h" -#include "desktop/tree_url_node.h" -#include "desktop/plotters.h" -#include "gtk/gtk_gui.h" -#include "gtk/gtk_plotters.h" -#include "gtk/gtk_treeview.h" -#include "utils/log.h" -#include "utils/utils.h" - -struct nsgtk_treeview { - GtkWindow *window; - GtkScrolledWindow *scrolled; - GtkDrawingArea *drawing_area; - int mouse_pressed_x; - int mouse_pressed_y; - int last_x, last_y; - browser_mouse_state mouse_state; - struct tree *tree; -}; - -const char tree_directory_icon_name[] = "directory.png"; -const char tree_content_icon_name[] = "content.png"; - -void nsgtk_treeview_destroy(struct nsgtk_treeview *tv) -{ - tree_delete(tv->tree); - gtk_widget_destroy(GTK_WIDGET(tv->window)); - free(tv); -} - -struct tree *nsgtk_treeview_get_tree(struct nsgtk_treeview *tv) -{ - return tv->tree; -} - -static void nsgtk_tree_redraw_request(int x, int y, int width, int height, void *data) -{ - struct nsgtk_treeview *tw = data; - - gtk_widget_queue_draw_area(GTK_WIDGET(tw->drawing_area), - x, y, width, height); -} - - -/** - * Updates the tree owner following a tree resize - * - * \param tree the tree to update the owner of - */ -static void nsgtk_tree_resized(struct tree *tree, int width, int height, void *data) -{ - struct nsgtk_treeview *tw = data; - - gtk_widget_set_size_request(GTK_WIDGET(tw->drawing_area), - width, height); - return; -} - -/** - * Translates a content_type to the name of a respective icon - * - * \param content_type content type - * \param buffer buffer for the icon name - */ -void tree_icon_name_from_content_type(char *buffer, content_type type) -{ - // TODO: design/acquire icons - switch (type) { - case CONTENT_HTML: - case CONTENT_TEXTPLAIN: - case CONTENT_CSS: -#if defined(WITH_MNG) || defined(WITH_PNG) - case CONTENT_PNG: -#endif -#ifdef WITH_MNG - case CONTENT_JNG: - case CONTENT_MNG: -#endif -#ifdef WITH_JPEG - case CONTENT_JPEG: -#endif -#ifdef WITH_GIF - case CONTENT_GIF: -#endif -#ifdef WITH_BMP - case CONTENT_BMP: - case CONTENT_ICO: -#endif -#ifdef WITH_SPRITE - case CONTENT_SPRITE: -#endif -#ifdef WITH_DRAW - case CONTENT_DRAW: -#endif -#ifdef WITH_ARTWORKS - case CONTENT_ARTWORKS: -#endif -#ifdef WITH_NS_SVG - case CONTENT_SVG: -#endif - default: - sprintf(buffer, tree_content_icon_name); - break; - } -} - -/** - * Scrolls the tree to make an element visible - * - * \param y Y coordinate of the element - * \param height height of the element - * \param data user data assigned to the tree on tree creation - */ -static void nsgtk_tree_scroll_visible(int y, int height, void *data) -{ - int y0, y1; - gdouble page; - struct nsgtk_treeview *tw = data; - GtkAdjustment *vadj = gtk_scrolled_window_get_vadjustment(tw->scrolled); - - assert(vadj); - - g_object_get(vadj, "page-size", &page, NULL); - - y0 = (int)(gtk_adjustment_get_value(vadj)); - y1 = y0 + page; - - if ((y >= y0) && (y + height <= y1)) - return; - if (y + height > y1) - y0 = y0 + (y + height - y1); - if (y < y0) - y0 = y; - gtk_adjustment_set_value(vadj, y0); -} - - -/** - * Retrieves the dimensions of the window with the tree - * - * \param data user data assigned to the tree on tree creation - * \param width will be updated to window width if not NULL - * \param height will be updated to window height if not NULL - */ -static void nsgtk_tree_get_window_dimensions(int *width, int *height, void *data) -{ - struct nsgtk_treeview *tw = data; - GtkAdjustment *vadj; - GtkAdjustment *hadj; - gdouble page; - - if (width != NULL) { - hadj = gtk_scrolled_window_get_hadjustment(tw->scrolled); - g_object_get(hadj, "page-size", &page, NULL); - *width = page; - } - - if (height != NULL) { - vadj = gtk_scrolled_window_get_vadjustment(tw->scrolled); - g_object_get(vadj, "page-size", &page, NULL); - *height = page; - } -} - -/* signal handler functions for a tree window */ -gboolean nsgtk_tree_window_expose_event(GtkWidget *widget, - GdkEventExpose *event, gpointer g) -{ - struct tree *tree = (struct tree *) g; - int x, y, width, height; - - x = event->area.x; - y = event->area.y; - width = event->area.width; - height = event->area.height; - - current_widget = widget; - current_drawable = widget->window; - current_gc = gdk_gc_new(current_drawable); -#ifdef CAIRO_VERSION - current_cr = gdk_cairo_create(current_drawable); -#endif - plot = nsgtk_plotters; - nsgtk_plot_set_scale(1.0);current_widget = widget; - current_drawable = widget->window; - current_gc = gdk_gc_new(current_drawable); -#ifdef CAIRO_VERSION - current_cr = gdk_cairo_create(current_drawable); -#endif - plot = nsgtk_plotters; - nsgtk_plot_set_scale(1.0); - - tree_set_redraw(tree, true); - tree_draw(tree, 0, 0, x, y, width, height); - - current_widget = NULL; - g_object_unref(current_gc); -#ifdef CAIRO_VERSION - cairo_destroy(current_cr); -#endif - - return FALSE; -} - -void nsgtk_tree_window_hide(GtkWidget *widget, gpointer g) -{ - struct nsgtk_treeview *tw = g; - struct tree *tree = tw->tree; - - if (tree != NULL) - tree_set_redraw(tree, false); -} - -gboolean nsgtk_tree_window_button_press_event(GtkWidget *widget, - GdkEventButton *event, gpointer g) -{ - struct nsgtk_treeview *tw = g; - struct tree *tree = tw->tree; - - gtk_widget_grab_focus(GTK_WIDGET(tw->drawing_area)); - - - tw->mouse_pressed_x = event->x; - tw->mouse_pressed_y = event->y; - - if (event->type == GDK_2BUTTON_PRESS) - tw->mouse_state = BROWSER_MOUSE_DOUBLE_CLICK; - - switch (event->button) { - case 1: tw->mouse_state |= BROWSER_MOUSE_PRESS_1; break; - case 3: tw->mouse_state |= BROWSER_MOUSE_PRESS_2; break; - } - /* Handle the modifiers too */ - if (event->state & GDK_SHIFT_MASK) - tw->mouse_state |= BROWSER_MOUSE_MOD_1; - if (event->state & GDK_CONTROL_MASK) - tw->mouse_state |= BROWSER_MOUSE_MOD_2; - if (event->state & GDK_MOD1_MASK) - tw->mouse_state |= BROWSER_MOUSE_MOD_3; - - /* Record where we pressed, for use when determining whether to start - * a drag in motion notify events. */ - tw->last_x = event->x; - tw->last_y = event->y; - - tree_mouse_action(tree, tw->mouse_state, event->x, event->y); - - return TRUE; -} - -gboolean nsgtk_tree_window_button_release_event(GtkWidget *widget, - GdkEventButton *event, gpointer g) -{ - bool shift = event->state & GDK_SHIFT_MASK; - bool ctrl = event->state & GDK_CONTROL_MASK; - bool alt = event->state & GDK_MOD1_MASK; - struct nsgtk_treeview *tw = (struct nsgtk_treeview *) g; - struct tree *tree = tw->tree; - - /* We consider only button 1 clicks as double clicks. - * If the mouse state is PRESS then we are waiting for a release to emit - * a click event, otherwise just reset the state to nothing*/ - if (tw->mouse_state & BROWSER_MOUSE_DOUBLE_CLICK) { - - if (tw->mouse_state & BROWSER_MOUSE_PRESS_1) - tw->mouse_state ^= BROWSER_MOUSE_PRESS_1 | - BROWSER_MOUSE_CLICK_1; - else if (tw->mouse_state & BROWSER_MOUSE_PRESS_2) - tw->mouse_state ^= (BROWSER_MOUSE_PRESS_2 | - BROWSER_MOUSE_CLICK_2 | - BROWSER_MOUSE_DOUBLE_CLICK); - - } else if (tw->mouse_state & BROWSER_MOUSE_PRESS_1) - tw->mouse_state ^= - (BROWSER_MOUSE_PRESS_1 | BROWSER_MOUSE_CLICK_1); - else if (tw->mouse_state & BROWSER_MOUSE_PRESS_2) - tw->mouse_state ^= (BROWSER_MOUSE_PRESS_2 | - BROWSER_MOUSE_CLICK_2); - - /* Handle modifiers being removed */ - if (tw->mouse_state & BROWSER_MOUSE_MOD_1 && !shift) - tw->mouse_state ^= BROWSER_MOUSE_MOD_1; - if (tw->mouse_state & BROWSER_MOUSE_MOD_2 && !ctrl) - tw->mouse_state ^= BROWSER_MOUSE_MOD_2; - if (tw->mouse_state & BROWSER_MOUSE_MOD_3 && !alt) - tw->mouse_state ^= BROWSER_MOUSE_MOD_3; - - - if (tw->mouse_state & - (BROWSER_MOUSE_CLICK_1 | BROWSER_MOUSE_CLICK_2 - | BROWSER_MOUSE_DOUBLE_CLICK)) - tree_mouse_action(tree, tw->mouse_state, - event->x, event->y); - else - tree_drag_end(tree, tw->mouse_state, - tw->mouse_pressed_x, - tw->mouse_pressed_y, - event->x, event->y); - - - tw->mouse_state = 0; - - - return TRUE; -} - -gboolean nsgtk_tree_window_motion_notify_event(GtkWidget *widget, - GdkEventButton *event, gpointer g) -{ - bool shift = event->state & GDK_SHIFT_MASK; - bool ctrl = event->state & GDK_CONTROL_MASK; - bool alt = event->state & GDK_MOD1_MASK; - struct nsgtk_treeview *tw = (struct nsgtk_treeview *) g; - struct tree *tree = tw->tree; - - if ((abs(event->x - tw->last_x) < 5) && - (abs(event->y - tw->last_y) < 5)) { - /* Mouse hasn't moved far enough from press coordinate for this - * to be considered a drag. */ - return FALSE; - } else { - /* This is a drag, ensure it's always treated as such, even if - * we drag back over the press location */ - tw->last_x = INT_MIN; - tw->last_y = INT_MIN; - } - - /* Handle modifiers being removed */ - if (tw->mouse_state & BROWSER_MOUSE_MOD_1 && !shift) - tw->mouse_state ^= BROWSER_MOUSE_MOD_1; - if (tw->mouse_state & BROWSER_MOUSE_MOD_2 && !ctrl) - tw->mouse_state ^= BROWSER_MOUSE_MOD_2; - if (tw->mouse_state & BROWSER_MOUSE_MOD_3 && !alt) - tw->mouse_state ^= BROWSER_MOUSE_MOD_3; - - if (tw->mouse_state & BROWSER_MOUSE_PRESS_1) { - /* Start button 1 drag */ - tree_mouse_action(tree, BROWSER_MOUSE_DRAG_1, - tw->mouse_pressed_x, tw->mouse_pressed_y); - /* Replace PRESS with HOLDING and declare drag in progress */ - tw->mouse_state ^= (BROWSER_MOUSE_PRESS_1 | - BROWSER_MOUSE_HOLDING_1); - tw->mouse_state |= BROWSER_MOUSE_DRAG_ON; - return TRUE; - } - else if (tw->mouse_state & BROWSER_MOUSE_PRESS_2){ - /* Start button 2s drag */ - tree_mouse_action(tree, BROWSER_MOUSE_DRAG_2, - tw->mouse_pressed_x, tw->mouse_pressed_y); - /* Replace PRESS with HOLDING and declare drag in progress */ - tw->mouse_state ^= (BROWSER_MOUSE_PRESS_2 | - BROWSER_MOUSE_HOLDING_2); - tw->mouse_state |= BROWSER_MOUSE_DRAG_ON; - return TRUE; - } - - if (tw->mouse_state & (BROWSER_MOUSE_HOLDING_1 | - BROWSER_MOUSE_HOLDING_2)) - tree_mouse_action(tree, tw->mouse_state, event->x, - event->y); - - return TRUE; -} - - -gboolean nsgtk_tree_window_keypress_event(GtkWidget *widget, GdkEventKey *event, - gpointer g) -{ - struct nsgtk_treeview *tw = (struct nsgtk_treeview *) g; - struct tree *tree = tw->tree; - uint32_t nskey; - double value; - GtkAdjustment *vscroll; - GtkAdjustment *hscroll; - GtkAdjustment *scroll = NULL; - gdouble hpage, vpage; - bool edited; - - nskey = gtk_gui_gdkkey_to_nskey(event); - - - vscroll = gtk_scrolled_window_get_vadjustment(tw->scrolled); - hscroll = gtk_scrolled_window_get_hadjustment(tw->scrolled); - g_object_get(vscroll, "page-size", &vpage, NULL); - g_object_get(hscroll, "page-size", &hpage, NULL); - - - edited = tree_is_edited(tree); - - switch (event->keyval) { - case GDK_Home: - case GDK_KP_Home: - if (edited) - break; - scroll = vscroll; - value = scroll->lower; - break; - - case GDK_End: - case GDK_KP_End: - if (edited) - break; - scroll = vscroll; - value = scroll->upper - vpage; - if (value < scroll->lower) - value = scroll->lower; - break; - - case GDK_Left: - case GDK_KP_Left: - if (edited) - break; - scroll = hscroll; - value = gtk_adjustment_get_value(scroll) - - scroll->step_increment; - if (value < scroll->lower) - value = scroll->lower; - break; - - case GDK_Up: - case GDK_KP_Up: - scroll = vscroll; - value = gtk_adjustment_get_value(scroll) - - scroll->step_increment; - if (value < scroll->lower) - value = scroll->lower; - break; - - case GDK_Right: - case GDK_KP_Right: - if (edited) - break; - scroll = hscroll; - value = gtk_adjustment_get_value(scroll) + - scroll->step_increment; - if (value > scroll->upper - hpage) - value = scroll->upper - hpage; - break; - - case GDK_Down: - case GDK_KP_Down: - scroll = vscroll; - value = gtk_adjustment_get_value(scroll) + - scroll->step_increment; - if (value > scroll->upper - vpage) - value = scroll->upper - vpage; - break; - - case GDK_Page_Up: - case GDK_KP_Page_Up: - scroll = vscroll; - value = gtk_adjustment_get_value(scroll) - - scroll->page_increment; - if (value < scroll->lower) - value = scroll->lower; - break; - - case GDK_Page_Down: - case GDK_KP_Page_Down: - scroll = vscroll; - value = gtk_adjustment_get_value(scroll) + - scroll->page_increment; - if (value > scroll->upper - vpage) - value = scroll->upper - vpage; - break; - default: - tree_keypress(tree, nskey); - return TRUE; - } - - if (scroll != NULL) - gtk_adjustment_set_value(scroll, value); - - tree_keypress(tree, nskey); - - return TRUE; -} - -static const struct treeview_table nsgtk_tree_callbacks = { - .redraw_request = nsgtk_tree_redraw_request, - .resized = nsgtk_tree_resized, - .scroll_visible = nsgtk_tree_scroll_visible, - .get_window_dimensions = nsgtk_tree_get_window_dimensions -}; - -struct nsgtk_treeview *nsgtk_treeview_create(unsigned int flags, - GtkWindow *window, GtkScrolledWindow *scrolled, - GtkDrawingArea *drawing_area) -{ - struct nsgtk_treeview *tv; - - tv = malloc(sizeof(struct nsgtk_treeview)); - if (tv == NULL) { - LOG(("malloc failed")); - warn_user("NoMemory", 0); - return NULL; - } - - tv->window = window; - tv->scrolled = scrolled; - tv->drawing_area = drawing_area; - tv->tree = tree_create(flags, &nsgtk_tree_callbacks, tv); - tv->mouse_state = 0; - - gtk_widget_modify_bg(GTK_WIDGET(drawing_area), GTK_STATE_NORMAL, - &((GdkColor) { 0, 0xffff, 0xffff, 0xffff } )); - -#define CONNECT(obj, sig, callback, ptr) \ - g_signal_connect(G_OBJECT(obj), (sig), G_CALLBACK(callback), (ptr)) - - CONNECT(drawing_area, "expose_event", - nsgtk_tree_window_expose_event, - tv->tree); - CONNECT(drawing_area, "button_press_event", - nsgtk_tree_window_button_press_event, - tv); - CONNECT(drawing_area, "button_release_event", - nsgtk_tree_window_button_release_event, - tv); - CONNECT(drawing_area, "motion_notify_event", - nsgtk_tree_window_motion_notify_event, - tv); - CONNECT(drawing_area, "key_press_event", - nsgtk_tree_window_keypress_event, - tv); - return tv; -} |