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-rw-r--r--cut-n-paste/toolbar-editor/egg-toolbar-editor.c671
1 files changed, 671 insertions, 0 deletions
diff --git a/cut-n-paste/toolbar-editor/egg-toolbar-editor.c b/cut-n-paste/toolbar-editor/egg-toolbar-editor.c
new file mode 100644
index 0000000..7ee7f45
--- /dev/null
+++ b/cut-n-paste/toolbar-editor/egg-toolbar-editor.c
@@ -0,0 +1,671 @@
+/*
+ * Copyright (C) 2003 Marco Pesenti Gritti
+ *
+ * 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, 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.
+ *
+ * $Id: egg-toolbar-editor.c 929 2009-02-19 14:49:56Z friemann $
+ */
+
+#include "config.h"
+
+#include "egg-toolbar-editor.h"
+#include "egg-editable-toolbar.h"
+
+#include <string.h>
+#include <libxml/tree.h>
+#include <gtk/gtk.h>
+#include <glib/gi18n.h>
+
+static const GtkTargetEntry dest_drag_types[] = {
+ {EGG_TOOLBAR_ITEM_TYPE, GTK_TARGET_SAME_APP, 0},
+};
+
+static const GtkTargetEntry source_drag_types[] = {
+ {EGG_TOOLBAR_ITEM_TYPE, GTK_TARGET_SAME_APP, 0},
+};
+
+
+static void egg_toolbar_editor_finalize (GObject *object);
+static void update_editor_sheet (EggToolbarEditor *editor);
+
+enum
+{
+ PROP_0,
+ PROP_UI_MANAGER,
+ PROP_TOOLBARS_MODEL
+};
+
+enum
+{
+ SIGNAL_HANDLER_ITEM_ADDED,
+ SIGNAL_HANDLER_ITEM_REMOVED,
+ SIGNAL_HANDLER_TOOLBAR_REMOVED,
+ SIGNAL_HANDLER_LIST_SIZE /* Array size */
+};
+
+#define EGG_TOOLBAR_EDITOR_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE ((object), EGG_TYPE_TOOLBAR_EDITOR, EggToolbarEditorPrivate))
+
+struct EggToolbarEditorPrivate
+{
+ GtkUIManager *manager;
+ EggToolbarsModel *model;
+
+ GtkWidget *table;
+ GtkWidget *scrolled_window;
+ GList *actions_list;
+ GList *factory_list;
+
+ /* These handlers need to be sanely disconnected when switching models */
+ gulong sig_handlers[SIGNAL_HANDLER_LIST_SIZE];
+};
+
+G_DEFINE_TYPE (EggToolbarEditor, egg_toolbar_editor, GTK_TYPE_VBOX);
+
+static gint
+compare_items (gconstpointer a,
+ gconstpointer b)
+{
+ const GtkWidget *item1 = a;
+ const GtkWidget *item2 = b;
+
+ char *key1 = g_object_get_data (G_OBJECT (item1),
+ "egg-collate-key");
+ char *key2 = g_object_get_data (G_OBJECT (item2),
+ "egg-collate-key");
+
+ return strcmp (key1, key2);
+}
+
+static GtkAction *
+find_action (EggToolbarEditor *t,
+ const char *name)
+{
+ GList *l;
+ GtkAction *action = NULL;
+
+ l = gtk_ui_manager_get_action_groups (t->priv->manager);
+
+ g_return_val_if_fail (EGG_IS_TOOLBAR_EDITOR (t), NULL);
+ g_return_val_if_fail (name != NULL, NULL);
+
+ for (; l != NULL; l = l->next)
+ {
+ GtkAction *tmp;
+
+ tmp = gtk_action_group_get_action (GTK_ACTION_GROUP (l->data), name);
+ if (tmp)
+ action = tmp;
+ }
+
+ return action;
+}
+
+static void
+egg_toolbar_editor_set_ui_manager (EggToolbarEditor *t,
+ GtkUIManager *manager)
+{
+ g_return_if_fail (GTK_IS_UI_MANAGER (manager));
+
+ t->priv->manager = g_object_ref (manager);
+}
+
+static void
+item_added_or_removed_cb (EggToolbarsModel *model,
+ int tpos,
+ int ipos,
+ EggToolbarEditor *editor)
+{
+ update_editor_sheet (editor);
+}
+
+static void
+toolbar_removed_cb (EggToolbarsModel *model,
+ int position,
+ EggToolbarEditor *editor)
+{
+ update_editor_sheet (editor);
+}
+
+static void
+egg_toolbar_editor_disconnect_model (EggToolbarEditor *t)
+{
+ EggToolbarEditorPrivate *priv = t->priv;
+ EggToolbarsModel *model = priv->model;
+ gulong handler;
+ int i;
+
+ for (i = 0; i < SIGNAL_HANDLER_LIST_SIZE; i++)
+ {
+ handler = priv->sig_handlers[i];
+
+ if (handler != 0)
+ {
+ if (g_signal_handler_is_connected (model, handler))
+ {
+ g_signal_handler_disconnect (model, handler);
+ }
+
+ priv->sig_handlers[i] = 0;
+ }
+ }
+}
+
+void
+egg_toolbar_editor_set_model (EggToolbarEditor *t,
+ EggToolbarsModel *model)
+{
+ EggToolbarEditorPrivate *priv;
+
+ g_return_if_fail (EGG_IS_TOOLBAR_EDITOR (t));
+ g_return_if_fail (model != NULL);
+
+ priv = t->priv;
+
+ if (priv->model)
+ {
+ if (G_UNLIKELY (priv->model == model)) return;
+
+ egg_toolbar_editor_disconnect_model (t);
+ g_object_unref (priv->model);
+ }
+
+ priv->model = g_object_ref (model);
+
+ update_editor_sheet (t);
+
+ priv->sig_handlers[SIGNAL_HANDLER_ITEM_ADDED] =
+ g_signal_connect_object (model, "item_added",
+ G_CALLBACK (item_added_or_removed_cb), t, 0);
+ priv->sig_handlers[SIGNAL_HANDLER_ITEM_REMOVED] =
+ g_signal_connect_object (model, "item_removed",
+ G_CALLBACK (item_added_or_removed_cb), t, 0);
+ priv->sig_handlers[SIGNAL_HANDLER_TOOLBAR_REMOVED] =
+ g_signal_connect_object (model, "toolbar_removed",
+ G_CALLBACK (toolbar_removed_cb), t, 0);
+}
+
+static void
+egg_toolbar_editor_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ EggToolbarEditor *t = EGG_TOOLBAR_EDITOR (object);
+
+ switch (prop_id)
+ {
+ case PROP_UI_MANAGER:
+ egg_toolbar_editor_set_ui_manager (t, g_value_get_object (value));
+ break;
+ case PROP_TOOLBARS_MODEL:
+ egg_toolbar_editor_set_model (t, g_value_get_object (value));
+ break;
+ }
+}
+
+static void
+egg_toolbar_editor_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ EggToolbarEditor *t = EGG_TOOLBAR_EDITOR (object);
+
+ switch (prop_id)
+ {
+ case PROP_UI_MANAGER:
+ g_value_set_object (value, t->priv->manager);
+ break;
+ case PROP_TOOLBARS_MODEL:
+ g_value_set_object (value, t->priv->model);
+ break;
+ }
+}
+
+static void
+egg_toolbar_editor_class_init (EggToolbarEditorClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+ object_class->finalize = egg_toolbar_editor_finalize;
+ object_class->set_property = egg_toolbar_editor_set_property;
+ object_class->get_property = egg_toolbar_editor_get_property;
+
+ g_object_class_install_property (object_class,
+ PROP_UI_MANAGER,
+ g_param_spec_object ("ui-manager",
+ "UI-Manager",
+ "UI Manager",
+ GTK_TYPE_UI_MANAGER,
+ G_PARAM_READWRITE | G_PARAM_STATIC_NAME | G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB |
+ G_PARAM_CONSTRUCT_ONLY));
+ g_object_class_install_property (object_class,
+ PROP_TOOLBARS_MODEL,
+ g_param_spec_object ("model",
+ "Model",
+ "Toolbars Model",
+ EGG_TYPE_TOOLBARS_MODEL,
+ G_PARAM_READWRITE | G_PARAM_STATIC_NAME | G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB |
+ G_PARAM_CONSTRUCT));
+
+ g_type_class_add_private (object_class, sizeof (EggToolbarEditorPrivate));
+}
+
+static void
+egg_toolbar_editor_finalize (GObject *object)
+{
+ EggToolbarEditor *editor = EGG_TOOLBAR_EDITOR (object);
+
+ if (editor->priv->manager)
+ {
+ g_object_unref (editor->priv->manager);
+ }
+
+ if (editor->priv->model)
+ {
+ egg_toolbar_editor_disconnect_model (editor);
+ g_object_unref (editor->priv->model);
+ }
+
+ g_list_free (editor->priv->actions_list);
+ g_list_free (editor->priv->factory_list);
+
+ G_OBJECT_CLASS (egg_toolbar_editor_parent_class)->finalize (object);
+}
+
+GtkWidget *
+egg_toolbar_editor_new (GtkUIManager *manager,
+ EggToolbarsModel *model)
+{
+ return GTK_WIDGET (g_object_new (EGG_TYPE_TOOLBAR_EDITOR,
+ "ui-manager", manager,
+ "model", model,
+ NULL));
+}
+
+static void
+drag_begin_cb (GtkWidget *widget,
+ GdkDragContext *context)
+{
+ gtk_widget_hide (widget);
+}
+
+static void
+drag_end_cb (GtkWidget *widget,
+ GdkDragContext *context)
+{
+ gtk_widget_show (widget);
+}
+
+static void
+drag_data_get_cb (GtkWidget *widget,
+ GdkDragContext *context,
+ GtkSelectionData *selection_data,
+ guint info,
+ guint32 time,
+ EggToolbarEditor *editor)
+{
+ const char *target;
+
+ target = g_object_get_data (G_OBJECT (widget), "egg-item-name");
+ g_return_if_fail (target != NULL);
+
+ gtk_selection_data_set (selection_data, gtk_selection_data_get_target (selection_data), 8,
+ (const guchar *) target, strlen (target));
+}
+
+static gchar *
+elide_underscores (const gchar *original)
+{
+ gchar *q, *result;
+ const gchar *p;
+ gboolean last_underscore;
+
+ q = result = g_malloc (strlen (original) + 1);
+ last_underscore = FALSE;
+
+ for (p = original; *p; p++)
+ {
+ if (!last_underscore && *p == '_')
+ last_underscore = TRUE;
+ else
+ {
+ last_underscore = FALSE;
+ *q++ = *p;
+ }
+ }
+
+ *q = '\0';
+
+ return result;
+}
+
+static void
+set_drag_cursor (GtkWidget *widget)
+{
+ GdkCursor *cursor;
+ GdkScreen *screen;
+
+ screen = gtk_widget_get_screen (widget);
+
+ cursor = gdk_cursor_new_for_display (gdk_screen_get_display (screen),
+ GDK_HAND2);
+ gdk_window_set_cursor (gtk_widget_get_window (widget), cursor);
+ gdk_cursor_unref (cursor);
+}
+
+static void
+event_box_realize_cb (GtkWidget *widget, GtkImage *icon)
+{
+ GtkImageType type;
+
+ set_drag_cursor (widget);
+
+ type = gtk_image_get_storage_type (icon);
+ if (type == GTK_IMAGE_STOCK)
+ {
+ gchar *stock_id;
+ GdkPixbuf *pixbuf;
+
+ gtk_image_get_stock (icon, &stock_id, NULL);
+ pixbuf = gtk_widget_render_icon (widget, stock_id,
+ GTK_ICON_SIZE_LARGE_TOOLBAR, NULL);
+ gtk_drag_source_set_icon_pixbuf (widget, pixbuf);
+ g_object_unref (pixbuf);
+ }
+ else if (type == GTK_IMAGE_ICON_NAME)
+ {
+ const gchar *icon_name;
+ GdkScreen *screen;
+ GtkIconTheme *icon_theme;
+ GtkSettings *settings;
+ gint width, height;
+ GdkPixbuf *pixbuf;
+
+ gtk_image_get_icon_name (icon, &icon_name, NULL);
+ screen = gtk_widget_get_screen (widget);
+ icon_theme = gtk_icon_theme_get_for_screen (screen);
+ settings = gtk_settings_get_for_screen (screen);
+
+ if (!gtk_icon_size_lookup_for_settings (settings,
+ GTK_ICON_SIZE_LARGE_TOOLBAR,
+ &width, &height))
+ {
+ width = height = 24;
+ }
+
+ pixbuf = gtk_icon_theme_load_icon (icon_theme, icon_name,
+ MIN (width, height), 0, NULL);
+ if (G_UNLIKELY (!pixbuf))
+ return;
+
+ gtk_drag_source_set_icon_pixbuf (widget, pixbuf);
+ g_object_unref (pixbuf);
+
+ }
+ else if (type == GTK_IMAGE_PIXBUF)
+ {
+ GdkPixbuf *pixbuf = gtk_image_get_pixbuf (icon);
+ gtk_drag_source_set_icon_pixbuf (widget, pixbuf);
+ }
+}
+
+static GtkWidget *
+editor_create_item (EggToolbarEditor *editor,
+ GtkImage *icon,
+ const char *label_text,
+ GdkDragAction action)
+{
+ GtkWidget *event_box;
+ GtkWidget *vbox;
+ GtkWidget *label;
+ gchar *label_no_mnemonic = NULL;
+
+ event_box = gtk_event_box_new ();
+ gtk_event_box_set_visible_window (GTK_EVENT_BOX (event_box), FALSE);
+ gtk_widget_show (event_box);
+ gtk_drag_source_set (event_box,
+ GDK_BUTTON1_MASK,
+ source_drag_types, G_N_ELEMENTS (source_drag_types), action);
+ g_signal_connect (event_box, "drag_data_get",
+ G_CALLBACK (drag_data_get_cb), editor);
+ g_signal_connect_after (event_box, "realize",
+ G_CALLBACK (event_box_realize_cb), icon);
+
+ if (action == GDK_ACTION_MOVE)
+ {
+ g_signal_connect (event_box, "drag_begin",
+ G_CALLBACK (drag_begin_cb), NULL);
+ g_signal_connect (event_box, "drag_end",
+ G_CALLBACK (drag_end_cb), NULL);
+ }
+
+ vbox = gtk_vbox_new (0, FALSE);
+ gtk_widget_show (vbox);
+ gtk_container_add (GTK_CONTAINER (event_box), vbox);
+
+ gtk_widget_show (GTK_WIDGET (icon));
+ gtk_box_pack_start (GTK_BOX (vbox), GTK_WIDGET (icon), FALSE, TRUE, 0);
+ label_no_mnemonic = elide_underscores (label_text);
+ label = gtk_label_new (label_no_mnemonic);
+ g_free (label_no_mnemonic);
+ gtk_widget_show (label);
+ gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, TRUE, 0);
+
+ return event_box;
+}
+
+static GtkWidget *
+editor_create_item_from_name (EggToolbarEditor *editor,
+ const char * name,
+ GdkDragAction drag_action)
+{
+ GtkWidget *item;
+ const char *item_name;
+ char *short_label;
+ const char *collate_key;
+
+ if (strcmp (name, "_separator") == 0)
+ {
+ GtkWidget *icon;
+
+ icon = _egg_editable_toolbar_new_separator_image ();
+ short_label = _("Separator");
+ item_name = g_strdup (name);
+ collate_key = g_utf8_collate_key (short_label, -1);
+ item = editor_create_item (editor, GTK_IMAGE (icon),
+ short_label, drag_action);
+ }
+ else
+ {
+ GtkAction *action;
+ GtkWidget *icon;
+ char *stock_id, *icon_name = NULL;
+
+ action = find_action (editor, name);
+ g_return_val_if_fail (action != NULL, NULL);
+
+ g_object_get (action,
+ "icon-name", &icon_name,
+ "stock-id", &stock_id,
+ "short-label", &short_label,
+ NULL);
+
+ /* This is a workaround to catch named icons. */
+ if (icon_name)
+ icon = gtk_image_new_from_icon_name (icon_name,
+ GTK_ICON_SIZE_LARGE_TOOLBAR);
+ else
+ icon = gtk_image_new_from_stock (stock_id ? stock_id : GTK_STOCK_DND,
+ GTK_ICON_SIZE_LARGE_TOOLBAR);
+
+ item_name = g_strdup (name);
+ collate_key = g_utf8_collate_key (short_label, -1);
+ item = editor_create_item (editor, GTK_IMAGE (icon),
+ short_label, drag_action);
+
+ g_free (short_label);
+ g_free (stock_id);
+ g_free (icon_name);
+ }
+
+ g_object_set_data_full (G_OBJECT (item), "egg-collate-key",
+ (gpointer) collate_key, g_free);
+ g_object_set_data_full (G_OBJECT (item), "egg-item-name",
+ (gpointer) item_name, g_free);
+
+ return item;
+}
+
+static gint
+append_table (GtkTable *table, GList *items, gint y, gint width)
+{
+ if (items != NULL)
+ {
+ gint x = 0, height;
+ GtkWidget *alignment;
+ GtkWidget *item;
+
+ height = g_list_length (items) / width + 1;
+ gtk_table_resize (table, height, width);
+
+ if (y > 0)
+ {
+ item = gtk_hseparator_new ();
+ alignment = gtk_alignment_new (0.5, 0.5, 1.0, 0.0);
+ gtk_container_add (GTK_CONTAINER (alignment), item);
+ gtk_widget_show (alignment);
+ gtk_widget_show (item);
+
+ gtk_table_attach_defaults (table, alignment, 0, width, y-1, y+1);
+ }
+
+ for (; items != NULL; items = items->next)
+ {
+ item = items->data;
+ alignment = gtk_alignment_new (0.5, 0.5, 0.0, 0.0);
+ gtk_container_add (GTK_CONTAINER (alignment), item);
+ gtk_widget_show (alignment);
+ gtk_widget_show (item);
+
+ if (x >= width)
+ {
+ x = 0;
+ y++;
+ }
+ gtk_table_attach_defaults (table, alignment, x, x+1, y, y+1);
+ x++;
+ }
+
+ y++;
+ }
+ return y;
+}
+
+static void
+update_editor_sheet (EggToolbarEditor *editor)
+{
+ gint y;
+ GPtrArray *items;
+ GList *to_move = NULL, *to_copy = NULL;
+ GtkWidget *table;
+ GtkWidget *viewport;
+
+ g_return_if_fail (EGG_IS_TOOLBAR_EDITOR (editor));
+
+ /* Create new table. */
+ table = gtk_table_new (0, 0, TRUE);
+ editor->priv->table = table;
+ gtk_container_set_border_width (GTK_CONTAINER (table), 12);
+ gtk_table_set_row_spacings (GTK_TABLE (table), 24);
+ gtk_widget_show (table);
+ gtk_drag_dest_set (table, GTK_DEST_DEFAULT_ALL,
+ dest_drag_types, G_N_ELEMENTS (dest_drag_types),
+ GDK_ACTION_MOVE | GDK_ACTION_COPY);
+
+ /* Build two lists of items (one for copying, one for moving). */
+ items = egg_toolbars_model_get_name_avail (editor->priv->model);
+ while (items->len > 0)
+ {
+ GtkWidget *item;
+ const char *name;
+ gint flags;
+
+ name = g_ptr_array_index (items, 0);
+ g_ptr_array_remove_index_fast (items, 0);
+
+ flags = egg_toolbars_model_get_name_flags (editor->priv->model, name);
+ if ((flags & EGG_TB_MODEL_NAME_INFINITE) == 0)
+ {
+ item = editor_create_item_from_name (editor, name, GDK_ACTION_MOVE);
+ if (item != NULL)
+ to_move = g_list_insert_sorted (to_move, item, compare_items);
+ }
+ else
+ {
+ item = editor_create_item_from_name (editor, name, GDK_ACTION_COPY);
+ if (item != NULL)
+ to_copy = g_list_insert_sorted (to_copy, item, compare_items);
+ }
+ }
+
+ /* Add them to the sheet. */
+ y = 0;
+ y = append_table (GTK_TABLE (table), to_move, y, 4);
+ y = append_table (GTK_TABLE (table), to_copy, y, 4);
+
+ g_list_free (to_move);
+ g_list_free (to_copy);
+ g_ptr_array_free (items, TRUE);
+
+ /* Delete old table. */
+ viewport = gtk_bin_get_child (GTK_BIN (editor->priv->scrolled_window));
+ if (viewport)
+ {
+ gtk_container_remove (GTK_CONTAINER (viewport),
+ gtk_bin_get_child (GTK_BIN (viewport)));
+ }
+
+ /* Add table to window. */
+ gtk_scrolled_window_add_with_viewport
+ (GTK_SCROLLED_WINDOW (editor->priv->scrolled_window), table);
+
+}
+
+static void
+setup_editor (EggToolbarEditor *editor)
+{
+ GtkWidget *scrolled_window;
+
+ gtk_container_set_border_width (GTK_CONTAINER (editor), 12);
+ scrolled_window = gtk_scrolled_window_new (NULL, NULL);
+ editor->priv->scrolled_window = scrolled_window;
+ gtk_widget_show (scrolled_window);
+ gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window),
+ GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
+ gtk_box_pack_start (GTK_BOX (editor), scrolled_window, TRUE, TRUE, 0);
+}
+
+static void
+egg_toolbar_editor_init (EggToolbarEditor *t)
+{
+ t->priv = EGG_TOOLBAR_EDITOR_GET_PRIVATE (t);
+
+ t->priv->manager = NULL;
+ t->priv->actions_list = NULL;
+
+ setup_editor (t);
+}
+