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-rw-r--r--app/widgets/gimpcontainertreeview.c1709
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diff --git a/app/widgets/gimpcontainertreeview.c b/app/widgets/gimpcontainertreeview.c
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+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * gimpcontainertreeview.c
+ * Copyright (C) 2003-2010 Michael Natterer <mitch@gimp.org>
+ *
+ * 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 3 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, see <https://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+
+#include <string.h>
+
+#include <gegl.h>
+#include <gdk/gdkkeysyms.h>
+#include <gtk/gtk.h>
+
+#include "libgimpwidgets/gimpwidgets.h"
+
+#include "widgets-types.h"
+
+#include "core/gimpcontainer.h"
+#include "core/gimpcontext.h"
+#include "core/gimpmarshal.h"
+#include "core/gimpviewable.h"
+
+#include "gimpcellrendererbutton.h"
+#include "gimpcellrendererviewable.h"
+#include "gimpcontainertreestore.h"
+#include "gimpcontainertreeview.h"
+#include "gimpcontainertreeview-dnd.h"
+#include "gimpcontainertreeview.h"
+#include "gimpcontainertreeview-private.h"
+#include "gimpcontainerview.h"
+#include "gimpdnd.h"
+#include "gimpviewrenderer.h"
+#include "gimpwidgets-utils.h"
+
+
+enum
+{
+ EDIT_NAME,
+ LAST_SIGNAL
+};
+
+
+static void gimp_container_tree_view_view_iface_init (GimpContainerViewInterface *iface);
+
+static void gimp_container_tree_view_constructed (GObject *object);
+static void gimp_container_tree_view_finalize (GObject *object);
+
+static void gimp_container_tree_view_style_set (GtkWidget *widget,
+ GtkStyle *prev_style);
+static void gimp_container_tree_view_unmap (GtkWidget *widget);
+static gboolean gimp_container_tree_view_popup_menu (GtkWidget *widget);
+
+static void gimp_container_tree_view_set_container (GimpContainerView *view,
+ GimpContainer *container);
+static void gimp_container_tree_view_set_context (GimpContainerView *view,
+ GimpContext *context);
+static void gimp_container_tree_view_set_selection_mode(GimpContainerView *view,
+ GtkSelectionMode mode);
+
+static gpointer gimp_container_tree_view_insert_item (GimpContainerView *view,
+ GimpViewable *viewable,
+ gpointer parent_insert_data,
+ gint index);
+static void gimp_container_tree_view_remove_item (GimpContainerView *view,
+ GimpViewable *viewable,
+ gpointer insert_data);
+static void gimp_container_tree_view_reorder_item (GimpContainerView *view,
+ GimpViewable *viewable,
+ gint new_index,
+ gpointer insert_data);
+static void gimp_container_tree_view_rename_item (GimpContainerView *view,
+ GimpViewable *viewable,
+ gpointer insert_data);
+static void gimp_container_tree_view_expand_item (GimpContainerView *view,
+ GimpViewable *viewable,
+ gpointer insert_data);
+static gboolean gimp_container_tree_view_select_item (GimpContainerView *view,
+ GimpViewable *viewable,
+ gpointer insert_data);
+static void gimp_container_tree_view_clear_items (GimpContainerView *view);
+static void gimp_container_tree_view_set_view_size (GimpContainerView *view);
+
+static void gimp_container_tree_view_real_edit_name (GimpContainerTreeView *tree_view);
+
+static gboolean gimp_container_tree_view_edit_focus_out (GtkWidget *widget,
+ GdkEvent *event,
+ gpointer user_data);
+static void gimp_container_tree_view_name_started (GtkCellRendererText *cell,
+ GtkCellEditable *editable,
+ const gchar *path_str,
+ GimpContainerTreeView *tree_view);
+static void gimp_container_tree_view_name_canceled (GtkCellRendererText *cell,
+ GimpContainerTreeView *tree_view);
+
+static void gimp_container_tree_view_cursor_changed (GtkTreeView *view,
+ GimpContainerTreeView *tree_view);
+static void gimp_container_tree_view_selection_changed (GtkTreeSelection *sel,
+ GimpContainerTreeView *tree_view);
+static gboolean gimp_container_tree_view_button_press (GtkWidget *widget,
+ GdkEventButton *bevent,
+ GimpContainerTreeView *tree_view);
+static gboolean gimp_container_tree_view_tooltip (GtkWidget *widget,
+ gint x,
+ gint y,
+ gboolean keyboard_tip,
+ GtkTooltip *tooltip,
+ GimpContainerTreeView *tree_view);
+static GimpViewable *gimp_container_tree_view_drag_viewable (GtkWidget *widget,
+ GimpContext **context,
+ gpointer data);
+static GdkPixbuf *gimp_container_tree_view_drag_pixbuf (GtkWidget *widget,
+ gpointer data);
+
+static gboolean gimp_container_tree_view_get_selected_single (GimpContainerTreeView *tree_view,
+ GtkTreeIter *iter);
+static gint gimp_container_tree_view_get_selected (GimpContainerView *view,
+ GList **items);
+static void gimp_container_tree_view_row_expanded (GtkTreeView *tree_view,
+ GtkTreeIter *iter,
+ GtkTreePath *path,
+ GimpContainerTreeView *view);
+static void gimp_container_tree_view_expand_rows (GtkTreeModel *model,
+ GtkTreeView *view,
+ GtkTreeIter *parent);
+
+static void gimp_container_tree_view_monitor_changed (GimpContainerTreeView *view);
+
+static void gimp_container_tree_view_process_updates (GimpContainerTreeView *tree_view);
+
+
+G_DEFINE_TYPE_WITH_CODE (GimpContainerTreeView, gimp_container_tree_view,
+ GIMP_TYPE_CONTAINER_BOX,
+ G_ADD_PRIVATE (GimpContainerTreeView)
+ G_IMPLEMENT_INTERFACE (GIMP_TYPE_CONTAINER_VIEW,
+ gimp_container_tree_view_view_iface_init))
+
+#define parent_class gimp_container_tree_view_parent_class
+
+static GimpContainerViewInterface *parent_view_iface = NULL;
+
+static guint tree_view_signals[LAST_SIGNAL] = { 0 };
+
+
+static void
+gimp_container_tree_view_class_init (GimpContainerTreeViewClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+ GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
+ GtkBindingSet *binding_set;
+
+ object_class->constructed = gimp_container_tree_view_constructed;
+ object_class->finalize = gimp_container_tree_view_finalize;
+
+ widget_class->style_set = gimp_container_tree_view_style_set;
+ widget_class->unmap = gimp_container_tree_view_unmap;
+ widget_class->popup_menu = gimp_container_tree_view_popup_menu;
+
+ klass->edit_name = gimp_container_tree_view_real_edit_name;
+ klass->drop_possible = gimp_container_tree_view_real_drop_possible;
+ klass->drop_viewable = gimp_container_tree_view_real_drop_viewable;
+ klass->drop_color = NULL;
+ klass->drop_uri_list = NULL;
+ klass->drop_svg = NULL;
+ klass->drop_component = NULL;
+ klass->drop_pixbuf = NULL;
+
+ tree_view_signals[EDIT_NAME] =
+ g_signal_new ("edit-name",
+ G_TYPE_FROM_CLASS (klass),
+ G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
+ G_STRUCT_OFFSET (GimpContainerTreeViewClass, edit_name),
+ NULL, NULL,
+ gimp_marshal_VOID__VOID,
+ G_TYPE_NONE, 0);
+
+ binding_set = gtk_binding_set_by_class (klass);
+
+ gtk_binding_entry_add_signal (binding_set, GDK_KEY_F2, 0,
+ "edit-name", 0);
+}
+
+static void
+gimp_container_tree_view_view_iface_init (GimpContainerViewInterface *iface)
+{
+ parent_view_iface = g_type_interface_peek_parent (iface);
+
+ if (! parent_view_iface)
+ parent_view_iface = g_type_default_interface_peek (GIMP_TYPE_CONTAINER_VIEW);
+
+ iface->set_container = gimp_container_tree_view_set_container;
+ iface->set_context = gimp_container_tree_view_set_context;
+ iface->set_selection_mode = gimp_container_tree_view_set_selection_mode;
+ iface->insert_item = gimp_container_tree_view_insert_item;
+ iface->remove_item = gimp_container_tree_view_remove_item;
+ iface->reorder_item = gimp_container_tree_view_reorder_item;
+ iface->rename_item = gimp_container_tree_view_rename_item;
+ iface->expand_item = gimp_container_tree_view_expand_item;
+ iface->select_item = gimp_container_tree_view_select_item;
+ iface->clear_items = gimp_container_tree_view_clear_items;
+ iface->set_view_size = gimp_container_tree_view_set_view_size;
+ iface->get_selected = gimp_container_tree_view_get_selected;
+
+ iface->insert_data_free = (GDestroyNotify) gtk_tree_iter_free;
+}
+
+static void
+gimp_container_tree_view_init (GimpContainerTreeView *tree_view)
+{
+ GimpContainerBox *box = GIMP_CONTAINER_BOX (tree_view);
+
+ tree_view->priv = gimp_container_tree_view_get_instance_private (tree_view);
+
+ gimp_container_tree_store_columns_init (tree_view->model_columns,
+ &tree_view->n_model_columns);
+
+ gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (box->scrolled_win),
+ GTK_SHADOW_IN);
+ gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (box->scrolled_win),
+ GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
+
+ gimp_widget_track_monitor (GTK_WIDGET (tree_view),
+ G_CALLBACK (gimp_container_tree_view_monitor_changed),
+ NULL);
+}
+
+static void
+gimp_container_tree_view_constructed (GObject *object)
+{
+ GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (object);
+ GimpContainerView *view = GIMP_CONTAINER_VIEW (object);
+ GimpContainerBox *box = GIMP_CONTAINER_BOX (object);
+
+ G_OBJECT_CLASS (parent_class)->constructed (object);
+
+ tree_view->model = gimp_container_tree_store_new (view,
+ tree_view->n_model_columns,
+ tree_view->model_columns);
+
+ tree_view->view = g_object_new (GTK_TYPE_TREE_VIEW,
+ "model", tree_view->model,
+ "search-column", GIMP_CONTAINER_TREE_STORE_COLUMN_NAME,
+ "enable-search", FALSE,
+ "headers-visible", FALSE,
+ "has-tooltip", TRUE,
+ "show-expanders", GIMP_CONTAINER_VIEW_GET_INTERFACE (view)->model_is_tree,
+ NULL);
+
+ gtk_container_add (GTK_CONTAINER (box->scrolled_win),
+ GTK_WIDGET (tree_view->view));
+ gtk_widget_show (GTK_WIDGET (tree_view->view));
+
+ gimp_container_view_set_dnd_widget (view, GTK_WIDGET (tree_view->view));
+
+ g_signal_connect (tree_view->view, "cursor-changed",
+ G_CALLBACK (gimp_container_tree_view_cursor_changed),
+ tree_view);
+
+ tree_view->main_column = gtk_tree_view_column_new ();
+ gtk_tree_view_insert_column (tree_view->view, tree_view->main_column, 0);
+
+ gtk_tree_view_set_expander_column (tree_view->view, tree_view->main_column);
+ gtk_tree_view_set_enable_tree_lines (tree_view->view, TRUE);
+
+ tree_view->renderer_cell = gimp_cell_renderer_viewable_new ();
+ gtk_tree_view_column_pack_start (tree_view->main_column,
+ tree_view->renderer_cell,
+ FALSE);
+
+ gtk_tree_view_column_set_attributes (tree_view->main_column,
+ tree_view->renderer_cell,
+ "renderer", GIMP_CONTAINER_TREE_STORE_COLUMN_RENDERER,
+ NULL);
+
+ tree_view->priv->name_cell = gtk_cell_renderer_text_new ();
+ g_object_set (tree_view->priv->name_cell, "xalign", 0.0, NULL);
+ gtk_tree_view_column_pack_end (tree_view->main_column,
+ tree_view->priv->name_cell,
+ FALSE);
+
+ gtk_tree_view_column_set_attributes (tree_view->main_column,
+ tree_view->priv->name_cell,
+ "text", GIMP_CONTAINER_TREE_STORE_COLUMN_NAME,
+ "attributes", GIMP_CONTAINER_TREE_STORE_COLUMN_NAME_ATTRIBUTES,
+ "sensitive", GIMP_CONTAINER_TREE_STORE_COLUMN_NAME_SENSITIVE,
+ NULL);
+
+ g_signal_connect (tree_view->priv->name_cell, "editing-started",
+ G_CALLBACK (gimp_container_tree_view_name_started),
+ tree_view);
+ g_signal_connect (tree_view->priv->name_cell, "editing-canceled",
+ G_CALLBACK (gimp_container_tree_view_name_canceled),
+ tree_view);
+
+ gimp_container_tree_view_add_renderer_cell (tree_view,
+ tree_view->renderer_cell);
+
+ tree_view->priv->selection = gtk_tree_view_get_selection (tree_view->view);
+
+ g_signal_connect (tree_view->priv->selection, "changed",
+ G_CALLBACK (gimp_container_tree_view_selection_changed),
+ tree_view);
+
+ g_signal_connect (tree_view->view, "drag-failed",
+ G_CALLBACK (gimp_container_tree_view_drag_failed),
+ tree_view);
+ g_signal_connect (tree_view->view, "drag-leave",
+ G_CALLBACK (gimp_container_tree_view_drag_leave),
+ tree_view);
+ g_signal_connect (tree_view->view, "drag-motion",
+ G_CALLBACK (gimp_container_tree_view_drag_motion),
+ tree_view);
+ g_signal_connect (tree_view->view, "drag-drop",
+ G_CALLBACK (gimp_container_tree_view_drag_drop),
+ tree_view);
+ g_signal_connect (tree_view->view, "drag-data-received",
+ G_CALLBACK (gimp_container_tree_view_drag_data_received),
+ tree_view);
+
+ /* connect_after so external code can connect to "query-tooltip" too
+ * and override the default tip
+ */
+ g_signal_connect_after (tree_view->view, "query-tooltip",
+ G_CALLBACK (gimp_container_tree_view_tooltip),
+ tree_view);
+}
+
+static void
+gimp_container_tree_view_finalize (GObject *object)
+{
+ GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (object);
+
+ g_clear_object (&tree_view->model);
+
+ if (tree_view->priv->toggle_cells)
+ {
+ g_list_free (tree_view->priv->toggle_cells);
+ tree_view->priv->toggle_cells = NULL;
+ }
+
+ if (tree_view->priv->renderer_cells)
+ {
+ g_list_free (tree_view->priv->renderer_cells);
+ tree_view->priv->renderer_cells = NULL;
+ }
+
+ if (tree_view->priv->editable_cells)
+ {
+ g_list_free (tree_view->priv->editable_cells);
+ tree_view->priv->editable_cells = NULL;
+ }
+
+ G_OBJECT_CLASS (parent_class)->finalize (object);
+}
+
+static gboolean
+gimp_container_tree_view_style_set_foreach (GtkTreeModel *model,
+ GtkTreePath *path,
+ GtkTreeIter *iter,
+ gpointer data)
+{
+ GimpViewRenderer *renderer;
+
+ gtk_tree_model_get (model, iter,
+ GIMP_CONTAINER_TREE_STORE_COLUMN_RENDERER, &renderer,
+ -1);
+
+ if (renderer)
+ {
+ gimp_view_renderer_invalidate (renderer);
+ g_object_unref (renderer);
+ }
+
+ return FALSE;
+}
+
+static void
+gimp_container_tree_view_style_set (GtkWidget *widget,
+ GtkStyle *prev_style)
+{
+ GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (widget);
+
+ GTK_WIDGET_CLASS (parent_class)->style_set (widget, prev_style);
+
+ if (tree_view->model)
+ gtk_tree_model_foreach (tree_view->model,
+ gimp_container_tree_view_style_set_foreach,
+ NULL);
+}
+
+static void
+gimp_container_tree_view_unmap (GtkWidget *widget)
+{
+ GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (widget);
+
+ if (tree_view->priv->scroll_timeout_id)
+ {
+ g_source_remove (tree_view->priv->scroll_timeout_id);
+ tree_view->priv->scroll_timeout_id = 0;
+ }
+
+ GTK_WIDGET_CLASS (parent_class)->unmap (widget);
+}
+
+static void
+gimp_container_tree_view_menu_position (GtkMenu *menu,
+ gint *x,
+ gint *y,
+ gpointer data)
+{
+ GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (data);
+ GtkWidget *widget = GTK_WIDGET (tree_view->view);
+ GtkAllocation allocation;
+ GtkTreeIter selected_iter;
+
+ gtk_widget_get_allocation (widget, &allocation);
+
+ gdk_window_get_origin (gtk_widget_get_window (widget), x, y);
+
+ if (! gtk_widget_get_has_window (widget))
+ {
+ *x += allocation.x;
+ *y += allocation.y;
+ }
+
+ if (gimp_container_tree_view_get_selected_single (tree_view, &selected_iter))
+ {
+ GtkTreePath *path;
+ GdkRectangle cell_rect;
+ gint center;
+
+ path = gtk_tree_model_get_path (tree_view->model, &selected_iter);
+ gtk_tree_view_get_cell_area (tree_view->view, path,
+ tree_view->main_column, &cell_rect);
+ gtk_tree_path_free (path);
+
+ center = cell_rect.y + cell_rect.height / 2;
+ center = CLAMP (center, 0, allocation.height);
+
+ *x += allocation.width / 2;
+ *y += center;
+ }
+ else
+ {
+ GtkStyle *style = gtk_widget_get_style (widget);
+
+ *x += style->xthickness;
+ *y += style->ythickness;
+ }
+
+ gimp_menu_position (menu, x, y);
+}
+
+static gboolean
+gimp_container_tree_view_popup_menu (GtkWidget *widget)
+{
+ return gimp_editor_popup_menu (GIMP_EDITOR (widget),
+ gimp_container_tree_view_menu_position,
+ widget);
+}
+
+GtkWidget *
+gimp_container_tree_view_new (GimpContainer *container,
+ GimpContext *context,
+ gint view_size,
+ gint view_border_width)
+{
+ GimpContainerTreeView *tree_view;
+ GimpContainerView *view;
+
+ g_return_val_if_fail (container == NULL || GIMP_IS_CONTAINER (container),
+ NULL);
+ g_return_val_if_fail (context == NULL || GIMP_IS_CONTEXT (context), NULL);
+ g_return_val_if_fail (view_size > 0 &&
+ view_size <= GIMP_VIEWABLE_MAX_PREVIEW_SIZE, NULL);
+ g_return_val_if_fail (view_border_width >= 0 &&
+ view_border_width <= GIMP_VIEW_MAX_BORDER_WIDTH,
+ NULL);
+
+ tree_view = g_object_new (GIMP_TYPE_CONTAINER_TREE_VIEW, NULL);
+
+ view = GIMP_CONTAINER_VIEW (tree_view);
+
+ gimp_container_view_set_view_size (view, view_size, view_border_width);
+
+ if (container)
+ gimp_container_view_set_container (view, container);
+
+ if (context)
+ gimp_container_view_set_context (view, context);
+
+ return GTK_WIDGET (tree_view);
+}
+
+GtkCellRenderer *
+gimp_container_tree_view_get_name_cell (GimpContainerTreeView *tree_view)
+{
+ g_return_val_if_fail (GIMP_IS_CONTAINER_TREE_VIEW (tree_view), NULL);
+
+ return tree_view->priv->name_cell;
+}
+
+void
+gimp_container_tree_view_set_main_column_title (GimpContainerTreeView *tree_view,
+ const gchar *title)
+{
+ g_return_if_fail (GIMP_IS_CONTAINER_TREE_VIEW (tree_view));
+
+ gtk_tree_view_column_set_title (tree_view->main_column,
+ title);
+}
+
+void
+gimp_container_tree_view_add_toggle_cell (GimpContainerTreeView *tree_view,
+ GtkCellRenderer *cell)
+{
+ g_return_if_fail (GIMP_IS_CONTAINER_TREE_VIEW (tree_view));
+ g_return_if_fail (GIMP_IS_CELL_RENDERER_TOGGLE (cell) ||
+ GIMP_IS_CELL_RENDERER_BUTTON (cell));
+
+ tree_view->priv->toggle_cells = g_list_prepend (tree_view->priv->toggle_cells,
+ cell);
+}
+
+void
+gimp_container_tree_view_add_renderer_cell (GimpContainerTreeView *tree_view,
+ GtkCellRenderer *cell)
+{
+ g_return_if_fail (GIMP_IS_CONTAINER_TREE_VIEW (tree_view));
+ g_return_if_fail (GIMP_IS_CELL_RENDERER_VIEWABLE (cell));
+
+ tree_view->priv->renderer_cells = g_list_prepend (tree_view->priv->renderer_cells,
+ cell);
+
+ gimp_container_tree_store_add_renderer_cell (GIMP_CONTAINER_TREE_STORE (tree_view->model),
+ cell);
+}
+
+void
+gimp_container_tree_view_set_dnd_drop_to_empty (GimpContainerTreeView *tree_view,
+ gboolean dnd_drop_to_empty)
+{
+ g_return_if_fail (GIMP_IS_CONTAINER_TREE_VIEW (tree_view));
+
+ tree_view->priv->dnd_drop_to_empty = dnd_drop_to_empty;
+}
+
+void
+gimp_container_tree_view_connect_name_edited (GimpContainerTreeView *tree_view,
+ GCallback callback,
+ gpointer data)
+{
+ g_return_if_fail (GIMP_IS_CONTAINER_TREE_VIEW (tree_view));
+ g_return_if_fail (callback != NULL);
+
+ g_object_set (tree_view->priv->name_cell,
+ "mode", GTK_CELL_RENDERER_MODE_EDITABLE,
+ "editable", TRUE,
+ NULL);
+
+ if (! g_list_find (tree_view->priv->editable_cells, tree_view->priv->name_cell))
+ tree_view->priv->editable_cells = g_list_prepend (tree_view->priv->editable_cells,
+ tree_view->priv->name_cell);
+
+ g_signal_connect (tree_view->priv->name_cell, "edited",
+ callback,
+ data);
+}
+
+gboolean
+gimp_container_tree_view_name_edited (GtkCellRendererText *cell,
+ const gchar *path_str,
+ const gchar *new_name,
+ GimpContainerTreeView *tree_view)
+{
+ GtkTreePath *path;
+ GtkTreeIter iter;
+ gboolean changed = FALSE;
+
+ path = gtk_tree_path_new_from_string (path_str);
+
+ if (gtk_tree_model_get_iter (tree_view->model, &iter, path))
+ {
+ GimpViewRenderer *renderer;
+ GimpObject *object;
+ const gchar *old_name;
+
+ gtk_tree_model_get (tree_view->model, &iter,
+ GIMP_CONTAINER_TREE_STORE_COLUMN_RENDERER, &renderer,
+ -1);
+
+ object = GIMP_OBJECT (renderer->viewable);
+
+ old_name = gimp_object_get_name (object);
+
+ if (! old_name) old_name = "";
+ if (! new_name) new_name = "";
+
+ if (strcmp (old_name, new_name))
+ {
+ gimp_object_set_name (object, new_name);
+
+ changed = TRUE;
+ }
+ else
+ {
+ gchar *name = gimp_viewable_get_description (renderer->viewable,
+ NULL);
+
+ gtk_tree_store_set (GTK_TREE_STORE (tree_view->model), &iter,
+ GIMP_CONTAINER_TREE_STORE_COLUMN_NAME, name,
+ -1);
+ g_free (name);
+ }
+
+ g_object_unref (renderer);
+ }
+
+ gtk_tree_path_free (path);
+
+ return changed;
+}
+
+
+/* GimpContainerView methods */
+
+static void
+gimp_container_tree_view_set_container (GimpContainerView *view,
+ GimpContainer *container)
+{
+ GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (view);
+ GimpContainer *old_container;
+
+ old_container = gimp_container_view_get_container (view);
+
+ if (old_container)
+ {
+ tree_view->priv->dnd_renderer = NULL;
+
+ g_signal_handlers_disconnect_by_func (tree_view->view,
+ gimp_container_tree_view_row_expanded,
+ tree_view);
+ if (! container)
+ {
+ if (gimp_dnd_viewable_source_remove (GTK_WIDGET (tree_view->view),
+ gimp_container_get_children_type (old_container)))
+ {
+ if (GIMP_VIEWABLE_CLASS (g_type_class_peek (gimp_container_get_children_type (old_container)))->get_size)
+ gimp_dnd_pixbuf_source_remove (GTK_WIDGET (tree_view->view));
+
+ gtk_drag_source_unset (GTK_WIDGET (tree_view->view));
+ }
+
+ g_signal_handlers_disconnect_by_func (tree_view->view,
+ gimp_container_tree_view_button_press,
+ tree_view);
+ }
+ }
+ else if (container)
+ {
+ if (gimp_dnd_drag_source_set_by_type (GTK_WIDGET (tree_view->view),
+ GDK_BUTTON1_MASK | GDK_BUTTON2_MASK,
+ gimp_container_get_children_type (container),
+ GDK_ACTION_COPY))
+ {
+ gimp_dnd_viewable_source_add (GTK_WIDGET (tree_view->view),
+ gimp_container_get_children_type (container),
+ gimp_container_tree_view_drag_viewable,
+ tree_view);
+
+ if (GIMP_VIEWABLE_CLASS (g_type_class_peek (gimp_container_get_children_type (container)))->get_size)
+ gimp_dnd_pixbuf_source_add (GTK_WIDGET (tree_view->view),
+ gimp_container_tree_view_drag_pixbuf,
+ tree_view);
+ }
+
+ /* connect button_press_event after DND so we can keep the list from
+ * selecting the item on button2
+ */
+ g_signal_connect (tree_view->view, "button-press-event",
+ G_CALLBACK (gimp_container_tree_view_button_press),
+ tree_view);
+ }
+
+ parent_view_iface->set_container (view, container);
+
+ if (container)
+ {
+ gimp_container_tree_view_expand_rows (tree_view->model,
+ tree_view->view,
+ NULL);
+
+ g_signal_connect (tree_view->view,
+ "row-collapsed",
+ G_CALLBACK (gimp_container_tree_view_row_expanded),
+ tree_view);
+ g_signal_connect (tree_view->view,
+ "row-expanded",
+ G_CALLBACK (gimp_container_tree_view_row_expanded),
+ tree_view);
+ }
+
+ gtk_tree_view_columns_autosize (tree_view->view);
+}
+
+static void
+gimp_container_tree_view_set_context (GimpContainerView *view,
+ GimpContext *context)
+{
+ GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (view);
+
+ if (tree_view->model)
+ gimp_container_tree_store_set_context (GIMP_CONTAINER_TREE_STORE (tree_view->model),
+ context);
+
+ parent_view_iface->set_context (view, context);
+}
+
+static void
+gimp_container_tree_view_set_selection_mode (GimpContainerView *view,
+ GtkSelectionMode mode)
+{
+ GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (view);
+
+ gtk_tree_selection_set_mode (tree_view->priv->selection, mode);
+
+ parent_view_iface->set_selection_mode (view, mode);
+}
+
+static gpointer
+gimp_container_tree_view_insert_item (GimpContainerView *view,
+ GimpViewable *viewable,
+ gpointer parent_insert_data,
+ gint index)
+{
+ GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (view);
+ GtkTreeIter *parent_iter = parent_insert_data;
+ GtkTreeIter *iter;
+
+ iter = gimp_container_tree_store_insert_item (GIMP_CONTAINER_TREE_STORE (tree_view->model),
+ viewable,
+ parent_iter,
+ index);
+
+ if (parent_iter)
+ gimp_container_tree_view_expand_item (view, viewable, parent_iter);
+
+ return iter;
+}
+
+static void
+gimp_container_tree_view_remove_item (GimpContainerView *view,
+ GimpViewable *viewable,
+ gpointer insert_data)
+{
+ GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (view);
+ GtkTreeIter *iter = (GtkTreeIter *) insert_data;
+
+ gimp_container_tree_store_remove_item (GIMP_CONTAINER_TREE_STORE (tree_view->model),
+ viewable,
+ iter);
+
+ if (iter)
+ gtk_tree_view_columns_autosize (tree_view->view);
+}
+
+static void
+gimp_container_tree_view_reorder_item (GimpContainerView *view,
+ GimpViewable *viewable,
+ gint new_index,
+ gpointer insert_data)
+{
+ GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (view);
+ GtkTreeIter *iter = (GtkTreeIter *) insert_data;
+ GtkTreeIter parent_iter;
+ gboolean selected = FALSE;
+
+ if (iter)
+ {
+ GtkTreeIter selected_iter;
+
+ selected = gimp_container_tree_view_get_selected_single (tree_view,
+ &selected_iter);
+
+ if (selected)
+ {
+ GimpViewRenderer *renderer;
+
+ gtk_tree_model_get (tree_view->model, &selected_iter,
+ GIMP_CONTAINER_TREE_STORE_COLUMN_RENDERER, &renderer,
+ -1);
+
+ if (renderer->viewable != viewable)
+ selected = FALSE;
+
+ g_object_unref (renderer);
+ }
+ }
+
+ gimp_container_tree_store_reorder_item (GIMP_CONTAINER_TREE_STORE (tree_view->model),
+ viewable,
+ new_index,
+ iter);
+
+ if (selected)
+ gimp_container_view_select_item (view, viewable);
+
+ if (gtk_tree_model_iter_parent (tree_view->model, &parent_iter, iter))
+ gimp_container_tree_view_expand_item (view, viewable, &parent_iter);
+}
+
+static void
+gimp_container_tree_view_rename_item (GimpContainerView *view,
+ GimpViewable *viewable,
+ gpointer insert_data)
+{
+ GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (view);
+ GtkTreeIter *iter = (GtkTreeIter *) insert_data;
+
+ if (gimp_container_tree_store_rename_item (GIMP_CONTAINER_TREE_STORE (tree_view->model),
+ viewable,
+ iter))
+ {
+ gtk_tree_view_columns_autosize (tree_view->view);
+ }
+}
+
+static void
+gimp_container_tree_view_expand_item (GimpContainerView *view,
+ GimpViewable *viewable,
+ gpointer insert_data)
+{
+ GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (view);
+ GtkTreeIter *iter = (GtkTreeIter *) insert_data;
+ GimpViewRenderer *renderer;
+
+ gtk_tree_model_get (tree_view->model, iter,
+ GIMP_CONTAINER_TREE_STORE_COLUMN_RENDERER, &renderer,
+ -1);
+
+ if (renderer)
+ {
+ GtkTreePath *path = gtk_tree_model_get_path (tree_view->model, iter);
+
+ g_signal_handlers_block_by_func (tree_view,
+ gimp_container_tree_view_row_expanded,
+ view);
+
+ if (gimp_viewable_get_expanded (renderer->viewable))
+ gtk_tree_view_expand_row (tree_view->view, path, FALSE);
+ else
+ gtk_tree_view_collapse_row (tree_view->view, path);
+
+ g_signal_handlers_unblock_by_func (tree_view,
+ gimp_container_tree_view_row_expanded,
+ view);
+
+ gtk_tree_path_free (path);
+ g_object_unref (renderer);
+ }
+}
+
+static gboolean
+gimp_container_tree_view_select_item (GimpContainerView *view,
+ GimpViewable *viewable,
+ gpointer insert_data)
+{
+ GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (view);
+
+ if (viewable && insert_data)
+ {
+ GtkTreePath *path;
+ GtkTreePath *parent_path;
+ GtkTreeIter *iter = (GtkTreeIter *) insert_data;
+
+ path = gtk_tree_model_get_path (tree_view->model, iter);
+
+ parent_path = gtk_tree_path_copy (path);
+
+ if (gtk_tree_path_up (parent_path))
+ gtk_tree_view_expand_to_path (tree_view->view, parent_path);
+
+ gtk_tree_path_free (parent_path);
+
+ g_signal_handlers_block_by_func (tree_view->priv->selection,
+ gimp_container_tree_view_selection_changed,
+ tree_view);
+
+ gtk_tree_view_set_cursor (tree_view->view, path, NULL, FALSE);
+
+ g_signal_handlers_unblock_by_func (tree_view->priv->selection,
+ gimp_container_tree_view_selection_changed,
+ tree_view);
+
+ gtk_tree_view_scroll_to_cell (tree_view->view, path,
+ NULL, FALSE, 0.0, 0.0);
+
+ gtk_tree_path_free (path);
+ }
+ else if (insert_data == NULL)
+ {
+ /* viewable == NULL && insert_data != NULL means multiple selection.
+ * viewable == NULL && insert_data == NULL means no selection. */
+ gtk_tree_selection_unselect_all (tree_view->priv->selection);
+ }
+
+ return TRUE;
+}
+
+static void
+gimp_container_tree_view_clear_items (GimpContainerView *view)
+{
+ GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (view);
+
+ g_signal_handlers_block_by_func (tree_view->priv->selection,
+ gimp_container_tree_view_selection_changed,
+ tree_view);
+
+ /* temporarily unset the tree-view's model, so that name editing is stopped
+ * now, before clearing the tree store. otherwise, name editing would stop
+ * when the corresponding item is removed from the store, leading us to
+ * rename the wrong item. see issue #3284.
+ */
+ gtk_tree_view_set_model (tree_view->view, NULL);
+
+ gimp_container_tree_store_clear_items (GIMP_CONTAINER_TREE_STORE (tree_view->model));
+
+ gtk_tree_view_set_model (tree_view->view, tree_view->model);
+
+ g_signal_handlers_unblock_by_func (tree_view->priv->selection,
+ gimp_container_tree_view_selection_changed,
+ tree_view);
+
+ parent_view_iface->clear_items (view);
+}
+
+static void
+gimp_container_tree_view_set_view_size (GimpContainerView *view)
+{
+ GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (view);
+ GtkWidget *tree_widget;
+ GList *list;
+ gint view_size;
+ gint border_width;
+
+ view_size = gimp_container_view_get_view_size (view, &border_width);
+
+ if (tree_view->model)
+ gimp_container_tree_store_set_view_size (GIMP_CONTAINER_TREE_STORE (tree_view->model));
+
+ tree_widget = GTK_WIDGET (tree_view->view);
+
+ if (! tree_widget)
+ return;
+
+ for (list = tree_view->priv->toggle_cells; list; list = g_list_next (list))
+ {
+ gchar *icon_name;
+ GtkIconSize icon_size;
+
+ g_object_get (list->data, "icon-name", &icon_name, NULL);
+
+ if (icon_name)
+ {
+ GtkStyle *style = gtk_widget_get_style (tree_widget);
+
+ icon_size = gimp_get_icon_size (tree_widget,
+ icon_name,
+ GTK_ICON_SIZE_BUTTON,
+ view_size -
+ 2 * style->xthickness,
+ view_size -
+ 2 * style->ythickness);
+
+ g_object_set (list->data, "stock-size", icon_size, NULL);
+
+ g_free (icon_name);
+ }
+ }
+
+ gtk_tree_view_columns_autosize (tree_view->view);
+}
+
+
+/* GimpContainerTreeView methods */
+
+static void
+gimp_container_tree_view_real_edit_name (GimpContainerTreeView *tree_view)
+{
+ GtkTreeIter selected_iter;
+ gboolean success = FALSE;
+
+ if (g_list_find (tree_view->priv->editable_cells,
+ tree_view->priv->name_cell) &&
+ gimp_container_tree_view_get_selected_single (tree_view,
+ &selected_iter))
+ {
+ GimpViewRenderer *renderer;
+
+ gtk_tree_model_get (tree_view->model, &selected_iter,
+ GIMP_CONTAINER_TREE_STORE_COLUMN_RENDERER, &renderer,
+ -1);
+
+ if (gimp_viewable_is_name_editable (renderer->viewable))
+ {
+ GtkTreePath *path;
+
+ path = gtk_tree_model_get_path (tree_view->model, &selected_iter);
+
+ gtk_tree_view_set_cursor_on_cell (tree_view->view, path,
+ tree_view->main_column,
+ tree_view->priv->name_cell,
+ TRUE);
+
+ gtk_tree_path_free (path);
+
+ success = TRUE;
+ }
+
+ g_object_unref (renderer);
+ }
+
+ if (! success)
+ gtk_widget_error_bell (GTK_WIDGET (tree_view));
+}
+
+
+/* callbacks */
+
+static gboolean
+gimp_container_tree_view_edit_focus_out (GtkWidget *widget,
+ GdkEvent *event,
+ gpointer user_data)
+{
+ /* When focusing out of a tree view, we want its content to be
+ * updated as though it had been activated.
+ */
+ g_signal_emit_by_name (widget, "activate", 0);
+
+ return TRUE;
+}
+
+static void
+gimp_container_tree_view_name_started (GtkCellRendererText *cell,
+ GtkCellEditable *editable,
+ const gchar *path_str,
+ GimpContainerTreeView *tree_view)
+{
+ GtkTreePath *path;
+ GtkTreeIter iter;
+
+ path = gtk_tree_path_new_from_string (path_str);
+
+ g_signal_connect (GTK_ENTRY (editable), "focus-out-event",
+ G_CALLBACK (gimp_container_tree_view_edit_focus_out),
+ tree_view);
+
+ if (gtk_tree_model_get_iter (tree_view->model, &iter, path))
+ {
+ GimpViewRenderer *renderer;
+ const gchar *real_name;
+
+ gtk_tree_model_get (tree_view->model, &iter,
+ GIMP_CONTAINER_TREE_STORE_COLUMN_RENDERER, &renderer,
+ -1);
+
+ real_name = gimp_object_get_name (renderer->viewable);
+
+ g_object_unref (renderer);
+
+ gtk_entry_set_text (GTK_ENTRY (editable), real_name);
+ }
+
+ gtk_tree_path_free (path);
+}
+
+static void
+gimp_container_tree_view_name_canceled (GtkCellRendererText *cell,
+ GimpContainerTreeView *tree_view)
+{
+ GtkTreeIter iter;
+
+ if (gimp_container_tree_view_get_selected_single (tree_view, &iter))
+ {
+ GimpViewRenderer *renderer;
+ gchar *name;
+
+ gtk_tree_model_get (tree_view->model, &iter,
+ GIMP_CONTAINER_TREE_STORE_COLUMN_RENDERER, &renderer,
+ -1);
+
+ name = gimp_viewable_get_description (renderer->viewable, NULL);
+
+ gtk_tree_store_set (GTK_TREE_STORE (tree_view->model), &iter,
+ GIMP_CONTAINER_TREE_STORE_COLUMN_NAME, name,
+ -1);
+
+ g_free (name);
+ g_object_unref (renderer);
+ }
+}
+
+static void
+gimp_container_tree_view_cursor_changed (GtkTreeView *view,
+ GimpContainerTreeView *tree_view)
+{
+ gimp_container_tree_view_process_updates (tree_view);
+}
+
+static void
+gimp_container_tree_view_selection_changed (GtkTreeSelection *selection,
+ GimpContainerTreeView *tree_view)
+{
+ GimpContainerView *view = GIMP_CONTAINER_VIEW (tree_view);
+ GList *items;
+
+ gimp_container_tree_view_get_selected (view, &items);
+ gimp_container_view_multi_selected (view, items);
+ g_list_free (items);
+
+ if (items)
+ gimp_container_tree_view_process_updates (tree_view);
+}
+
+static GtkCellRenderer *
+gimp_container_tree_view_find_click_cell (GtkWidget *widget,
+ GList *cells,
+ GtkTreeViewColumn *column,
+ GdkRectangle *column_area,
+ gint tree_x,
+ gint tree_y)
+{
+ GList *list;
+ gboolean rtl = (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL);
+
+ for (list = cells; list; list = g_list_next (list))
+ {
+ GtkCellRenderer *renderer = list->data;
+ gint start;
+ gint width;
+
+ if (gtk_cell_renderer_get_visible (renderer) &&
+ gtk_tree_view_column_cell_get_position (column, renderer,
+ &start, &width))
+ {
+ gint xpad, ypad;
+ gint x;
+
+ gtk_cell_renderer_get_padding (renderer, &xpad, &ypad);
+
+ if (rtl)
+ x = column_area->x + column_area->width - start - width;
+ else
+ x = start + column_area->x;
+
+ if (tree_x >= x + xpad &&
+ tree_x < x + width - xpad)
+ {
+ return renderer;
+ }
+ }
+ }
+
+ return NULL;
+}
+
+static gboolean
+gimp_container_tree_view_button_press (GtkWidget *widget,
+ GdkEventButton *bevent,
+ GimpContainerTreeView *tree_view)
+{
+ GimpContainerView *container_view = GIMP_CONTAINER_VIEW (tree_view);
+ GtkTreeViewColumn *column;
+ GtkTreePath *path;
+
+ tree_view->priv->dnd_renderer = NULL;
+
+ if (! gtk_widget_has_focus (widget))
+ gtk_widget_grab_focus (widget);
+
+ if (gtk_tree_view_get_path_at_pos (GTK_TREE_VIEW (widget),
+ bevent->x, bevent->y,
+ &path, &column, NULL, NULL))
+ {
+ GimpViewRenderer *renderer;
+ GtkCellRenderer *toggled_cell = NULL;
+ GimpCellRendererViewable *clicked_cell = NULL;
+ GtkCellRenderer *edit_cell = NULL;
+ GdkRectangle column_area;
+ GtkTreeIter iter;
+ gboolean handled = TRUE;
+ gboolean multisel_mode;
+
+ multisel_mode = (gtk_tree_selection_get_mode (tree_view->priv->selection)
+ == GTK_SELECTION_MULTIPLE);
+
+ if (! (bevent->state & (gimp_get_extend_selection_mask () |
+ gimp_get_modify_selection_mask ())))
+ {
+ /* don't chain up for multi-selection handling if none of
+ * the participating modifiers is pressed, we implement
+ * button_press completely ourselves for a reason and don't
+ * want the default implementation mess up our state
+ */
+ multisel_mode = FALSE;
+ }
+
+ gtk_tree_model_get_iter (tree_view->model, &iter, path);
+
+ gtk_tree_model_get (tree_view->model, &iter,
+ GIMP_CONTAINER_TREE_STORE_COLUMN_RENDERER, &renderer,
+ -1);
+
+ tree_view->priv->dnd_renderer = renderer;
+
+ gtk_tree_view_get_cell_area (tree_view->view, path,
+ column, &column_area);
+
+ gtk_tree_view_column_cell_set_cell_data (column,
+ tree_view->model,
+ &iter,
+ FALSE, FALSE);
+
+ if (bevent->button == 1 &&
+ gtk_tree_model_iter_has_child (tree_view->model, &iter) &&
+ column == gtk_tree_view_get_expander_column (tree_view->view))
+ {
+ GList *cells;
+
+ cells = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column));
+
+ if (! gimp_container_tree_view_find_click_cell (widget,
+ cells,
+ column, &column_area,
+ bevent->x, bevent->y))
+ {
+ /* we didn't click on any cell, but we clicked on empty
+ * space in the expander column of a row that has
+ * children; let GtkTreeView process the button press
+ * to maybe handle a click on an expander.
+ */
+ g_list_free (cells);
+ gtk_tree_path_free (path);
+ g_object_unref (renderer);
+
+ return FALSE;
+ }
+
+ g_list_free (cells);
+ }
+
+ toggled_cell =
+ gimp_container_tree_view_find_click_cell (widget,
+ tree_view->priv->toggle_cells,
+ column, &column_area,
+ bevent->x, bevent->y);
+
+ if (! toggled_cell)
+ clicked_cell = (GimpCellRendererViewable *)
+ gimp_container_tree_view_find_click_cell (widget,
+ tree_view->priv->renderer_cells,
+ column, &column_area,
+ bevent->x, bevent->y);
+
+ if (! toggled_cell && ! clicked_cell)
+ edit_cell =
+ gimp_container_tree_view_find_click_cell (widget,
+ tree_view->priv->editable_cells,
+ column, &column_area,
+ bevent->x, bevent->y);
+
+ g_object_ref (tree_view);
+
+ if (gdk_event_triggers_context_menu ((GdkEvent *) bevent))
+ {
+ if (gimp_container_view_item_selected (container_view,
+ renderer->viewable))
+ {
+ if (gimp_container_view_get_container (container_view))
+ gimp_container_view_item_context (container_view,
+ renderer->viewable);
+ }
+ }
+ else if (bevent->button == 1)
+ {
+ if (bevent->type == GDK_BUTTON_PRESS)
+ {
+ /* don't select item if a toggle was clicked */
+ if (! toggled_cell)
+ {
+ gchar *path_str = gtk_tree_path_to_string (path);
+
+ handled = FALSE;
+
+ if (clicked_cell)
+ handled =
+ gimp_cell_renderer_viewable_pre_clicked (clicked_cell,
+ path_str,
+ bevent->state);
+
+ if (! handled)
+ {
+ if (multisel_mode)
+ {
+ /* let parent do the work */
+ }
+ else
+ {
+ handled =
+ gimp_container_view_item_selected (container_view,
+ renderer->viewable);
+ }
+ }
+
+ g_free (path_str);
+ }
+
+ /* a callback invoked by selecting the item may have
+ * destroyed us, so check if the container is still there
+ */
+ if (gimp_container_view_get_container (container_view))
+ {
+ /* another row may have been set by selecting */
+ gtk_tree_view_column_cell_set_cell_data (column,
+ tree_view->model,
+ &iter,
+ FALSE, FALSE);
+
+ if (toggled_cell || clicked_cell)
+ {
+ gchar *path_str = gtk_tree_path_to_string (path);
+
+ if (toggled_cell)
+ {
+ if (GIMP_IS_CELL_RENDERER_TOGGLE (toggled_cell))
+ {
+ gimp_cell_renderer_toggle_clicked (GIMP_CELL_RENDERER_TOGGLE (toggled_cell),
+ path_str,
+ bevent->state);
+ }
+ else if (GIMP_IS_CELL_RENDERER_BUTTON (toggled_cell))
+ {
+ gimp_cell_renderer_button_clicked (GIMP_CELL_RENDERER_BUTTON (toggled_cell),
+ path_str,
+ bevent->state);
+ }
+ }
+ else if (clicked_cell)
+ {
+ gimp_cell_renderer_viewable_clicked (clicked_cell,
+ path_str,
+ bevent->state);
+ }
+
+ g_free (path_str);
+ }
+ }
+ }
+ else if (bevent->type == GDK_2BUTTON_PRESS)
+ {
+ gboolean success = TRUE;
+
+ /* don't select item if a toggle was clicked */
+ if (! toggled_cell)
+ success = gimp_container_view_item_selected (container_view,
+ renderer->viewable);
+
+ if (success)
+ {
+ if (edit_cell)
+ {
+ if (gimp_viewable_is_name_editable (renderer->viewable))
+ {
+ gtk_tree_view_set_cursor_on_cell (tree_view->view,
+ path,
+ column, edit_cell,
+ TRUE);
+ }
+ else
+ {
+ gtk_widget_error_bell (widget);
+ }
+ }
+ else if (! toggled_cell &&
+ ! (bevent->state & gimp_get_all_modifiers_mask ()))
+ {
+ /* Only activate if we're not in a toggled cell
+ * and no modifier keys are pressed
+ */
+ gimp_container_view_item_activated (container_view,
+ renderer->viewable);
+ }
+ }
+ }
+ }
+ else if (bevent->button == 2)
+ {
+ if (bevent->type == GDK_BUTTON_PRESS)
+ {
+ if (clicked_cell)
+ {
+ gchar *path_str = gtk_tree_path_to_string (path);
+
+ gimp_cell_renderer_viewable_clicked (clicked_cell,
+ path_str,
+ bevent->state);
+
+ g_free (path_str);
+ }
+ }
+ }
+
+ g_object_unref (tree_view);
+
+ gtk_tree_path_free (path);
+ g_object_unref (renderer);
+
+ return multisel_mode ? handled : TRUE;
+ }
+ else
+ {
+ if (gdk_event_triggers_context_menu ((GdkEvent *) bevent))
+ {
+ gimp_editor_popup_menu (GIMP_EDITOR (tree_view), NULL, NULL);
+ }
+
+ return TRUE;
+ }
+}
+
+static gboolean
+gimp_container_tree_view_tooltip (GtkWidget *widget,
+ gint x,
+ gint y,
+ gboolean keyboard_tip,
+ GtkTooltip *tooltip,
+ GimpContainerTreeView *tree_view)
+{
+ GimpViewRenderer *renderer;
+ GtkTreeIter iter;
+ GtkTreePath *path;
+ gboolean show_tip = FALSE;
+
+ if (! gtk_tree_view_get_tooltip_context (GTK_TREE_VIEW (widget), &x, &y,
+ keyboard_tip,
+ NULL, &path, &iter))
+ return FALSE;
+
+ gtk_tree_model_get (tree_view->model, &iter,
+ GIMP_CONTAINER_TREE_STORE_COLUMN_RENDERER, &renderer,
+ -1);
+
+ if (renderer)
+ {
+ gchar *desc;
+ gchar *tip;
+
+ desc = gimp_viewable_get_description (renderer->viewable, &tip);
+
+ if (tip)
+ {
+ gtk_tooltip_set_text (tooltip, tip);
+ gtk_tree_view_set_tooltip_row (GTK_TREE_VIEW (widget), tooltip, path);
+
+ show_tip = TRUE;
+
+ g_free (tip);
+ }
+
+ g_free (desc);
+ g_object_unref (renderer);
+ }
+
+ gtk_tree_path_free (path);
+
+ return show_tip;
+}
+
+static GimpViewable *
+gimp_container_tree_view_drag_viewable (GtkWidget *widget,
+ GimpContext **context,
+ gpointer data)
+{
+ GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (data);
+
+ if (context)
+ *context = gimp_container_view_get_context (GIMP_CONTAINER_VIEW (data));
+
+ if (tree_view->priv->dnd_renderer)
+ return tree_view->priv->dnd_renderer->viewable;
+
+ return NULL;
+}
+
+static GdkPixbuf *
+gimp_container_tree_view_drag_pixbuf (GtkWidget *widget,
+ gpointer data)
+{
+ GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (data);
+ GimpViewRenderer *renderer = tree_view->priv->dnd_renderer;
+ gint width;
+ gint height;
+
+ if (renderer && gimp_viewable_get_size (renderer->viewable, &width, &height))
+ return gimp_viewable_get_new_pixbuf (renderer->viewable,
+ renderer->context,
+ width, height);
+
+ return NULL;
+}
+
+static gboolean
+gimp_container_tree_view_get_selected_single (GimpContainerTreeView *tree_view,
+ GtkTreeIter *iter)
+{
+ GtkTreeSelection *selection;
+
+ selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (tree_view->view));
+
+ if (gtk_tree_selection_count_selected_rows (selection) == 1)
+ {
+ GList *selected_rows;
+
+ selected_rows = gtk_tree_selection_get_selected_rows (selection, NULL);
+
+ gtk_tree_model_get_iter (GTK_TREE_MODEL (tree_view->model), iter,
+ (GtkTreePath *) selected_rows->data);
+
+ g_list_free_full (selected_rows, (GDestroyNotify) gtk_tree_path_free);
+
+ return TRUE;
+ }
+ else
+ {
+ return FALSE;
+ }
+}
+
+static gint
+gimp_container_tree_view_get_selected (GimpContainerView *view,
+ GList **items)
+{
+ GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (view);
+ GtkTreeSelection *selection;
+ gint selected_count;
+ GList *selected_rows;
+ GList *current_row;
+ GtkTreeIter iter;
+ GimpViewRenderer *renderer;
+
+ selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (tree_view->view));
+ selected_count = gtk_tree_selection_count_selected_rows (selection);
+
+ if (items == NULL)
+ {
+ /* just provide selected count */
+ return selected_count;
+ }
+
+ selected_rows = gtk_tree_selection_get_selected_rows (selection, NULL);
+
+ *items = NULL;
+ for (current_row = selected_rows;
+ current_row;
+ current_row = g_list_next (current_row))
+ {
+ gtk_tree_model_get_iter (GTK_TREE_MODEL (tree_view->model), &iter,
+ (GtkTreePath *) current_row->data);
+
+ gtk_tree_model_get (tree_view->model, &iter,
+ GIMP_CONTAINER_TREE_STORE_COLUMN_RENDERER, &renderer,
+ -1);
+
+ if (renderer->viewable)
+ *items = g_list_prepend (*items, renderer->viewable);
+
+ g_object_unref (renderer);
+ }
+
+ g_list_free_full (selected_rows, (GDestroyNotify) gtk_tree_path_free);
+
+ *items = g_list_reverse (*items);
+
+ return selected_count;
+}
+
+static void
+gimp_container_tree_view_row_expanded (GtkTreeView *tree_view,
+ GtkTreeIter *iter,
+ GtkTreePath *path,
+ GimpContainerTreeView *view)
+{
+ GimpViewRenderer *renderer;
+
+ gtk_tree_model_get (view->model, iter,
+ GIMP_CONTAINER_TREE_STORE_COLUMN_RENDERER, &renderer,
+ -1);
+ if (renderer)
+ {
+ gboolean expanded = gtk_tree_view_row_expanded (tree_view, path);
+
+ gimp_viewable_set_expanded (renderer->viewable,
+ expanded);
+ if (expanded)
+ {
+ g_signal_handlers_block_by_func (tree_view,
+ gimp_container_tree_view_row_expanded,
+ view);
+
+ gimp_container_tree_view_expand_rows (view->model, tree_view, iter);
+
+ g_signal_handlers_unblock_by_func (tree_view,
+ gimp_container_tree_view_row_expanded,
+ view);
+ }
+
+ g_object_unref (renderer);
+ }
+}
+
+static void
+gimp_container_tree_view_expand_rows (GtkTreeModel *model,
+ GtkTreeView *view,
+ GtkTreeIter *parent)
+{
+ GtkTreeIter iter;
+
+ if (gtk_tree_model_iter_children (model, &iter, parent))
+ do
+ if (gtk_tree_model_iter_has_child (model, &iter))
+ {
+ GimpViewRenderer *renderer;
+
+ gtk_tree_model_get (model, &iter,
+ GIMP_CONTAINER_TREE_STORE_COLUMN_RENDERER, &renderer,
+ -1);
+ if (renderer)
+ {
+ GtkTreePath *path = gtk_tree_model_get_path (model, &iter);
+
+ if (gimp_viewable_get_expanded (renderer->viewable))
+ gtk_tree_view_expand_row (view, path, FALSE);
+ else
+ gtk_tree_view_collapse_row (view, path);
+
+ gtk_tree_path_free (path);
+ g_object_unref (renderer);
+ }
+
+ gimp_container_tree_view_expand_rows (model, view, &iter);
+ }
+ while (gtk_tree_model_iter_next (model, &iter));
+}
+
+static gboolean
+gimp_container_tree_view_monitor_changed_foreach (GtkTreeModel *model,
+ GtkTreePath *path,
+ GtkTreeIter *iter,
+ gpointer data)
+{
+ GimpViewRenderer *renderer;
+
+ gtk_tree_model_get (model, iter,
+ GIMP_CONTAINER_TREE_STORE_COLUMN_RENDERER, &renderer,
+ -1);
+
+ if (renderer)
+ {
+ gimp_view_renderer_free_color_transform (renderer);
+ g_object_unref (renderer);
+ }
+
+ return FALSE;
+}
+
+static void
+gimp_container_tree_view_monitor_changed (GimpContainerTreeView *view)
+{
+ gtk_tree_model_foreach (view->model,
+ gimp_container_tree_view_monitor_changed_foreach,
+ NULL);
+}
+
+static void
+gimp_container_tree_view_process_updates (GimpContainerTreeView *tree_view)
+{
+ GdkWindow *window = gtk_tree_view_get_bin_window (tree_view->view);
+
+ /* this is a hack, necessary to work around a gtk bug which can cause the
+ * window containing the tree view to stop processing updates until
+ * explicitly requested.
+ */
+ if (window)
+ gdk_window_process_updates (window, TRUE);
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-22 09:18:22 +0000