diff options
Diffstat (limited to 'widgets/shortcut-bar/e-shortcut-bar.c')
| -rw-r--r-- | widgets/shortcut-bar/e-shortcut-bar.c | 654 |
1 files changed, 0 insertions, 654 deletions
diff --git a/widgets/shortcut-bar/e-shortcut-bar.c b/widgets/shortcut-bar/e-shortcut-bar.c deleted file mode 100644 index bca9d5c61a..0000000000 --- a/widgets/shortcut-bar/e-shortcut-bar.c +++ /dev/null @@ -1,654 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ - -/* - * Author : - * Damon Chaplin <damon@helixcode.com> - * - * Copyright 1999, Helix Code, Inc. - * - * This program 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; either version 2 of the - * License, or (at your option) any later version. - * - * This program 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, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 - * USA - */ - -/* - * ShortcutBar displays a vertical bar with a number of Groups, each of which - * contains any number of icons. It is used on the left of the main application - * window so users can easily access items such as folders and files. - */ - -#include <string.h> -#include <gnome.h> - -#include "e-shortcut-bar.h" -#include "e-clipped-label.h" -#include "e-vscrolled-bar.h" - -/* Drag and Drop stuff. */ -enum { - TARGET_SHORTCUT -}; -static GtkTargetEntry target_table[] = { - { "E-SHORTCUT", 0, TARGET_SHORTCUT } -}; -static guint n_targets = sizeof(target_table) / sizeof(target_table[0]); - -gboolean e_shortcut_bar_default_icon_loaded = FALSE; -GdkPixbuf *e_shortcut_bar_default_icon = NULL; -gchar *e_shortcut_bar_default_icon_filename = "gnome-folder.png"; - -static void e_shortcut_bar_class_init (EShortcutBarClass *class); -static void e_shortcut_bar_init (EShortcutBar *shortcut_bar); -static void e_shortcut_bar_destroy (GtkObject *object); -static void e_shortcut_bar_set_canvas_style (EShortcutBar *shortcut_bar, - GtkWidget *canvas); -static void e_shortcut_bar_item_selected (EIconBar *icon_bar, - GdkEvent *event, - gint item_num, - EShortcutBar *shortcut_bar); -static void e_shortcut_bar_item_dragged (EIconBar *icon_bar, - GdkEvent *event, - gint item_num, - EShortcutBar *shortcut_bar); -static void e_shortcut_bar_on_drag_data_get (GtkWidget *widget, - GdkDragContext *context, - GtkSelectionData *selection_data, - guint info, - guint time, - EShortcutBar *shortcut_bar); -static void e_shortcut_bar_on_drag_data_received (GtkWidget *widget, - GdkDragContext *context, - gint x, - gint y, - GtkSelectionData *data, - guint info, - guint time, - EShortcutBar *shortcut_bar); -static void e_shortcut_bar_on_drag_data_delete (GtkWidget *widget, - GdkDragContext *context, - EShortcutBar *shortcut_bar); -static void e_shortcut_bar_on_drag_end (GtkWidget *widget, - GdkDragContext *context, - EShortcutBar *shortcut_bar); -static void e_shortcut_bar_stop_editing (GtkWidget *button, - EShortcutBar *shortcut_bar); -static GdkPixbuf* e_shortcut_bar_get_image_from_url (EShortcutBar *shortcut_bar, - const gchar *item_url); -static GdkPixbuf* e_shortcut_bar_load_image (const gchar *filename); - - -enum -{ - ITEM_SELECTED, - ITEM_ADDED, - ITEM_REMOVED, - GROUP_ADDED, - GROUP_REMOVED, - LAST_SIGNAL -}; - -static guint e_shortcut_bar_signals[LAST_SIGNAL] = {0}; - -static EGroupBarClass *parent_class; - - -GtkType -e_shortcut_bar_get_type (void) -{ - static GtkType e_shortcut_bar_type = 0; - - if (!e_shortcut_bar_type){ - GtkTypeInfo e_shortcut_bar_info = { - "EShortcutBar", - sizeof (EShortcutBar), - sizeof (EShortcutBarClass), - (GtkClassInitFunc) e_shortcut_bar_class_init, - (GtkObjectInitFunc) e_shortcut_bar_init, - NULL, /* reserved 1 */ - NULL, /* reserved 2 */ - (GtkClassInitFunc) NULL - }; - - parent_class = gtk_type_class (e_group_bar_get_type ()); - e_shortcut_bar_type = gtk_type_unique (e_group_bar_get_type (), - &e_shortcut_bar_info); - } - - return e_shortcut_bar_type; -} - - -static void -e_shortcut_bar_class_init (EShortcutBarClass *class) -{ - GtkObjectClass *object_class; - GtkWidgetClass *widget_class; - - object_class = (GtkObjectClass *) class; - widget_class = (GtkWidgetClass *) class; - - e_shortcut_bar_signals[ITEM_SELECTED] = - gtk_signal_new ("item_selected", - GTK_RUN_LAST | GTK_RUN_ACTION, - object_class->type, - GTK_SIGNAL_OFFSET (EShortcutBarClass, - selected_item), - gtk_marshal_NONE__POINTER_INT_INT, - GTK_TYPE_NONE, 3, GTK_TYPE_GDK_EVENT, - GTK_TYPE_INT, GTK_TYPE_INT); - - e_shortcut_bar_signals[ITEM_ADDED] = - gtk_signal_new ("item_added", - GTK_RUN_LAST | GTK_RUN_ACTION, - object_class->type, - GTK_SIGNAL_OFFSET (EShortcutBarClass, - added_item), - gtk_marshal_NONE__INT_INT, - GTK_TYPE_NONE, 2, GTK_TYPE_INT, GTK_TYPE_INT); - - /* This is emitted just before the item is actually removed. */ - e_shortcut_bar_signals[ITEM_REMOVED] = - gtk_signal_new ("item_removed", - GTK_RUN_LAST | GTK_RUN_ACTION, - object_class->type, - GTK_SIGNAL_OFFSET (EShortcutBarClass, - removed_item), - gtk_marshal_NONE__INT_INT, - GTK_TYPE_NONE, 2, GTK_TYPE_INT, GTK_TYPE_INT); - - e_shortcut_bar_signals[GROUP_ADDED] = - gtk_signal_new ("group_added", - GTK_RUN_LAST | GTK_RUN_ACTION, - object_class->type, - GTK_SIGNAL_OFFSET (EShortcutBarClass, - added_group), - gtk_marshal_NONE__INT, - GTK_TYPE_NONE, 1, GTK_TYPE_INT); - - /* This is emitted just before the group is actually removed. */ - e_shortcut_bar_signals[GROUP_REMOVED] = - gtk_signal_new ("group_removed", - GTK_RUN_LAST | GTK_RUN_ACTION, - object_class->type, - GTK_SIGNAL_OFFSET (EShortcutBarClass, - removed_group), - gtk_marshal_NONE__INT, - GTK_TYPE_NONE, 1, GTK_TYPE_INT); - - gtk_object_class_add_signals (object_class, e_shortcut_bar_signals, - LAST_SIGNAL); - - /* Method override */ - object_class->destroy = e_shortcut_bar_destroy; -} - - -static void -e_shortcut_bar_init (EShortcutBar *shortcut_bar) -{ - shortcut_bar->groups = g_array_new (FALSE, FALSE, - sizeof (EShortcutBarGroup)); - - shortcut_bar->dragged_url = NULL; - shortcut_bar->dragged_name = NULL; -} - - -GtkWidget * -e_shortcut_bar_new (void) -{ - GtkWidget *shortcut_bar; - - shortcut_bar = GTK_WIDGET (gtk_type_new (e_shortcut_bar_get_type ())); - - return shortcut_bar; -} - - -static void -e_shortcut_bar_destroy (GtkObject *object) -{ - EShortcutBar *shortcut_bar; - - shortcut_bar = E_SHORTCUT_BAR (object); - - GTK_OBJECT_CLASS (parent_class)->destroy (object); - - g_array_free (shortcut_bar->groups, TRUE); -} - - -gint -e_shortcut_bar_add_group (EShortcutBar *shortcut_bar, const gchar *group_name) -{ - EShortcutBarGroup *group, tmp_group; - gint group_num; - GtkWidget *button, *label; - - g_return_val_if_fail (E_IS_SHORTCUT_BAR (shortcut_bar), -1); - g_return_val_if_fail (group_name != NULL, -1); - - gtk_widget_push_colormap (gdk_rgb_get_cmap ()); - gtk_widget_push_visual (gdk_rgb_get_visual ()); - - group_num = shortcut_bar->groups->len; - g_array_append_val (shortcut_bar->groups, tmp_group); - - group = &g_array_index (shortcut_bar->groups, - EShortcutBarGroup, group_num); - - group->vscrolled_bar = e_vscrolled_bar_new (NULL); - gtk_widget_show (group->vscrolled_bar); - gtk_signal_connect ( - GTK_OBJECT (E_VSCROLLED_BAR (group->vscrolled_bar)->up_button), - "pressed", GTK_SIGNAL_FUNC (e_shortcut_bar_stop_editing), shortcut_bar); - gtk_signal_connect ( - GTK_OBJECT (E_VSCROLLED_BAR (group->vscrolled_bar)->down_button), - "pressed", GTK_SIGNAL_FUNC (e_shortcut_bar_stop_editing), shortcut_bar); - - group->icon_bar = e_icon_bar_new (); - gtk_widget_show (group->icon_bar); - gtk_container_add (GTK_CONTAINER (group->vscrolled_bar), - group->icon_bar); - gtk_signal_connect (GTK_OBJECT (group->icon_bar), "item_selected", - GTK_SIGNAL_FUNC (e_shortcut_bar_item_selected), - shortcut_bar); - gtk_signal_connect (GTK_OBJECT (group->icon_bar), "item_dragged", - GTK_SIGNAL_FUNC (e_shortcut_bar_item_dragged), - shortcut_bar); - gtk_signal_connect (GTK_OBJECT (group->icon_bar), "drag_data_get", - GTK_SIGNAL_FUNC (e_shortcut_bar_on_drag_data_get), - shortcut_bar); - gtk_signal_connect (GTK_OBJECT (group->icon_bar), "drag_data_received", - GTK_SIGNAL_FUNC (e_shortcut_bar_on_drag_data_received), - shortcut_bar); - gtk_signal_connect (GTK_OBJECT (group->icon_bar), "drag_data_delete", - GTK_SIGNAL_FUNC (e_shortcut_bar_on_drag_data_delete), - shortcut_bar); - gtk_signal_connect (GTK_OBJECT (group->icon_bar), "drag_end", - GTK_SIGNAL_FUNC (e_shortcut_bar_on_drag_end), - shortcut_bar); - - e_shortcut_bar_set_canvas_style (shortcut_bar, group->icon_bar); - - button = gtk_button_new (); - label = e_clipped_label_new (group_name); - gtk_misc_set_alignment (GTK_MISC (label), 0.5, 0.5); - gtk_widget_show (label); - gtk_container_add (GTK_CONTAINER (button), label); - gtk_widget_show (button); - gtk_signal_connect (GTK_OBJECT (button), "clicked", - GTK_SIGNAL_FUNC (e_shortcut_bar_stop_editing), - shortcut_bar); - - gtk_drag_dest_set (GTK_WIDGET (group->icon_bar), - GTK_DEST_DEFAULT_ALL, - target_table, n_targets, - GDK_ACTION_COPY | GDK_ACTION_MOVE); - gtk_drag_dest_set (GTK_WIDGET (button), - GTK_DEST_DEFAULT_ALL, - target_table, n_targets, - GDK_ACTION_COPY | GDK_ACTION_MOVE); - - e_group_bar_add_group (E_GROUP_BAR (shortcut_bar), - group->vscrolled_bar, button, -1); - - gtk_widget_pop_visual (); - gtk_widget_pop_colormap (); - - gtk_signal_emit (GTK_OBJECT (shortcut_bar), - e_shortcut_bar_signals[GROUP_ADDED], - group_num); - - return group_num; -} - - -void -e_shortcut_bar_remove_group (EShortcutBar *shortcut_bar, - gint group_num) -{ - gtk_signal_emit (GTK_OBJECT (shortcut_bar), - e_shortcut_bar_signals[GROUP_REMOVED], - group_num); - - e_group_bar_remove_group (E_GROUP_BAR (shortcut_bar), group_num); - g_array_remove_index (shortcut_bar->groups, group_num); -} - - -gint -e_shortcut_bar_add_item (EShortcutBar *shortcut_bar, gint group_num, - const gchar *item_url, const gchar *item_name) -{ - EShortcutBarGroup *group; - GdkPixbuf *image; - gint item_num; - - g_return_val_if_fail (E_IS_SHORTCUT_BAR (shortcut_bar), -1); - g_return_val_if_fail (group_num >= 0, -1); - g_return_val_if_fail (group_num < shortcut_bar->groups->len, -1); - g_return_val_if_fail (item_url != NULL, -1); - g_return_val_if_fail (item_name != NULL, -1); - - image = e_shortcut_bar_get_image_from_url (shortcut_bar, item_url); - group = &g_array_index (shortcut_bar->groups, - EShortcutBarGroup, group_num); - - item_num = e_icon_bar_add_item (E_ICON_BAR (group->icon_bar), - image, item_name, -1); - gdk_pixbuf_unref (image); - e_icon_bar_set_item_data_full (E_ICON_BAR (group->icon_bar), item_num, - g_strdup (item_url), g_free); - - gtk_signal_emit (GTK_OBJECT (shortcut_bar), - e_shortcut_bar_signals[ITEM_ADDED], - group_num, item_num); - - return item_num; -} - - -void -e_shortcut_bar_remove_item (EShortcutBar *shortcut_bar, - gint group_num, - gint item_num) -{ - EShortcutBarGroup *group; - - g_return_if_fail (E_IS_SHORTCUT_BAR (shortcut_bar)); - g_return_if_fail (group_num >= 0); - g_return_if_fail (group_num < shortcut_bar->groups->len); - - group = &g_array_index (shortcut_bar->groups, - EShortcutBarGroup, group_num); - - gtk_signal_emit (GTK_OBJECT (shortcut_bar), - e_shortcut_bar_signals[ITEM_REMOVED], - group_num, item_num); - - e_icon_bar_remove_item (E_ICON_BAR (group->icon_bar), item_num); -} - - -static void -e_shortcut_bar_set_canvas_style (EShortcutBar *shortcut_bar, - GtkWidget *canvas) -{ - GtkRcStyle *rc_style; - - rc_style = gtk_rc_style_new (); - - rc_style->color_flags[GTK_STATE_NORMAL] = GTK_RC_FG | GTK_RC_BG; - rc_style->fg[GTK_STATE_NORMAL].red = 65535; - rc_style->fg[GTK_STATE_NORMAL].green = 65535; - rc_style->fg[GTK_STATE_NORMAL].blue = 65535; - - rc_style->bg[GTK_STATE_NORMAL].red = 32512; - rc_style->bg[GTK_STATE_NORMAL].green = 32512; - rc_style->bg[GTK_STATE_NORMAL].blue = 32512; - - gtk_widget_modify_style (GTK_WIDGET (canvas), rc_style); - gtk_rc_style_unref (rc_style); -} - - -void -e_shortcut_bar_set_view_type (EShortcutBar *shortcut_bar, - gint group_num, - EIconBarViewType view_type) -{ - EShortcutBarGroup *group; - - g_return_if_fail (E_IS_SHORTCUT_BAR (shortcut_bar)); - g_return_if_fail (group_num >= 0); - g_return_if_fail (group_num < shortcut_bar->groups->len); - - group = &g_array_index (shortcut_bar->groups, - EShortcutBarGroup, group_num); - - e_icon_bar_set_view_type (E_ICON_BAR (group->icon_bar), view_type); -} - - -static void -e_shortcut_bar_item_selected (EIconBar *icon_bar, - GdkEvent *event, - gint item_num, - EShortcutBar *shortcut_bar) -{ - gint group_num; - - group_num = e_group_bar_get_group_num (E_GROUP_BAR (shortcut_bar), - GTK_WIDGET (icon_bar)->parent); - - gtk_signal_emit (GTK_OBJECT (shortcut_bar), - e_shortcut_bar_signals[ITEM_SELECTED], - event, group_num, item_num); -} - - -static void -e_shortcut_bar_item_dragged (EIconBar *icon_bar, - GdkEvent *event, - gint item_num, - EShortcutBar *shortcut_bar) -{ - GtkTargetList *target_list; - gint group_num; - - group_num = e_group_bar_get_group_num (E_GROUP_BAR (shortcut_bar), - GTK_WIDGET (icon_bar)->parent); - - shortcut_bar->dragged_url = g_strdup (e_icon_bar_get_item_data (icon_bar, item_num)); - shortcut_bar->dragged_name = e_icon_bar_get_item_text (icon_bar, item_num); - - target_list = gtk_target_list_new (target_table, n_targets); - gtk_drag_begin (GTK_WIDGET (icon_bar), target_list, - GDK_ACTION_COPY | GDK_ACTION_MOVE, - 1, event); - gtk_target_list_unref (target_list); -} - - -static void -e_shortcut_bar_on_drag_data_get (GtkWidget *widget, - GdkDragContext *context, - GtkSelectionData *selection_data, - guint info, - guint time, - EShortcutBar *shortcut_bar) -{ - gchar *data; - - if (info == TARGET_SHORTCUT) { - data = g_strdup_printf ("%s%c%s", shortcut_bar->dragged_name, - '\0', shortcut_bar->dragged_url); - gtk_selection_data_set (selection_data, selection_data->target, - 8, data, - strlen (shortcut_bar->dragged_name) - + strlen (shortcut_bar->dragged_url) - + 2); - g_free (data); - } -} - - -static void -e_shortcut_bar_on_drag_data_received (GtkWidget *widget, - GdkDragContext *context, - gint x, - gint y, - GtkSelectionData *data, - guint info, - guint time, - EShortcutBar *shortcut_bar) -{ - EShortcutBarGroup *group; - gchar *item_name, *item_url; - EIconBar *icon_bar; - GdkPixbuf *image; - gint group_num, item_num; - - icon_bar = E_ICON_BAR (widget); - - if ((data->length >= 0) && (data->format == 8) - && icon_bar->dragging_before_item_num != -1) { - item_name = data->data; - item_url = item_name + strlen (item_name) + 1; - - image = e_shortcut_bar_get_image_from_url (shortcut_bar, - item_url); - - group_num = e_group_bar_get_group_num (E_GROUP_BAR (shortcut_bar), - GTK_WIDGET (icon_bar)->parent); - group = &g_array_index (shortcut_bar->groups, - EShortcutBarGroup, group_num); - - item_num = e_icon_bar_add_item (E_ICON_BAR (group->icon_bar), image, item_name, icon_bar->dragging_before_item_num); - e_icon_bar_set_item_data_full (E_ICON_BAR (group->icon_bar), - item_num, g_strdup (item_url), - g_free); - - gtk_signal_emit (GTK_OBJECT (shortcut_bar), - e_shortcut_bar_signals[ITEM_ADDED], - group_num, item_num); - - gtk_drag_finish (context, TRUE, TRUE, time); - return; - } - - gtk_drag_finish (context, FALSE, FALSE, time); -} - - -static void -e_shortcut_bar_on_drag_data_delete (GtkWidget *widget, - GdkDragContext *context, - EShortcutBar *shortcut_bar) -{ - EIconBar *icon_bar; - gint group_num; - - icon_bar = E_ICON_BAR (widget); - - group_num = e_group_bar_get_group_num (E_GROUP_BAR (shortcut_bar), - widget->parent); - - e_shortcut_bar_remove_item (shortcut_bar, group_num, - icon_bar->dragged_item_num); -} - - -static void -e_shortcut_bar_on_drag_end (GtkWidget *widget, - GdkDragContext *context, - EShortcutBar *shortcut_bar) -{ - g_free (shortcut_bar->dragged_name); - shortcut_bar->dragged_name = NULL; - - g_free (shortcut_bar->dragged_url); - shortcut_bar->dragged_url = NULL; -} - - -void -e_shortcut_bar_start_editing_item (EShortcutBar *shortcut_bar, - gint group_num, - gint item_num) -{ - EShortcutBarGroup *group; - - g_return_if_fail (E_IS_SHORTCUT_BAR (shortcut_bar)); - g_return_if_fail (group_num >= 0); - g_return_if_fail (group_num < shortcut_bar->groups->len); - - group = &g_array_index (shortcut_bar->groups, - EShortcutBarGroup, group_num); - - e_icon_bar_start_editing_item (E_ICON_BAR (group->icon_bar), item_num); -} - - -/* We stop editing any item when a scroll button is pressed. */ -static void -e_shortcut_bar_stop_editing (GtkWidget *button, - EShortcutBar *shortcut_bar) -{ - EShortcutBarGroup *group; - gint group_num; - - for (group_num = 0; - group_num < shortcut_bar->groups->len; - group_num++) { - group = &g_array_index (shortcut_bar->groups, - EShortcutBarGroup, group_num); - e_icon_bar_stop_editing_item (E_ICON_BAR (group->icon_bar), - TRUE); - } -} - - -/* Sets the callback which is called to return the icon to use for a particular - URL. */ -void -e_shortcut_bar_set_icon_callback (EShortcutBar *shortcut_bar, - EShortcutBarIconCallback cb, - gpointer data) -{ - shortcut_bar->icon_callback = cb; - shortcut_bar->icon_callback_data = data; -} - - -static GdkPixbuf * -e_shortcut_bar_get_image_from_url (EShortcutBar *shortcut_bar, - const gchar *item_url) -{ - GdkPixbuf *icon = NULL; - - if (shortcut_bar->icon_callback) - icon = (*shortcut_bar->icon_callback) (shortcut_bar, - item_url, - shortcut_bar->icon_callback_data); - - if (!icon) { - if (!e_shortcut_bar_default_icon_loaded) { - e_shortcut_bar_default_icon_loaded = TRUE; - e_shortcut_bar_default_icon = e_shortcut_bar_load_image (e_shortcut_bar_default_icon_filename); - } - icon = e_shortcut_bar_default_icon; - /* ref the default icon each time we return it */ - gdk_pixbuf_ref (icon); - } - - return icon; -} - - -static GdkPixbuf * -e_shortcut_bar_load_image (const gchar *filename) -{ - gchar *pathname; - GdkPixbuf *image = NULL; - - pathname = gnome_pixmap_file (filename); - if (pathname) - image = gdk_pixbuf_new_from_file (pathname); - else - g_warning ("Couldn't find pixmap: %s", filename); - - return image; -} |