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gimp/app/widgets/gimpitemtreeview.c

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/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimpitemtreeview.c
* Copyright (C) 2001-2011 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 <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <string.h>
#include <gegl.h>
#include <gtk/gtk.h>
#include "libgimpmath/gimpmath.h"
#include "libgimpwidgets/gimpwidgets.h"
#include "widgets-types.h"
#include "core/gimp.h"
#include "core/gimpchannel.h"
#include "core/gimpcontainer.h"
#include "core/gimpcontext.h"
#include "core/gimpimage.h"
#include "core/gimpimage-undo.h"
#include "core/gimpimage-undo-push.h"
#include "core/gimpitem-exclusive.h"
#include "core/gimpitemundo.h"
#include "core/gimpmarshal.h"
#include "core/gimptreehandler.h"
#include "core/gimpundostack.h"
#include "vectors/gimpvectors.h"
#include "gimpcontainertreestore.h"
#include "gimpcontainerview.h"
#include "gimpdnd.h"
#include "gimpdocked.h"
#include "gimpitemtreeview.h"
#include "gimpmenufactory.h"
#include "gimpviewrenderer.h"
#include "gimpuimanager.h"
#include "gimpwidgets-utils.h"
#include "gimp-intl.h"
enum
{
SET_IMAGE,
LAST_SIGNAL
};
struct _GimpItemTreeViewPriv
{
GimpImage *image;
GtkWidget *options_box;
GtkSizeGroup *options_group;
GtkWidget *lock_box;
GtkWidget *lock_content_toggle;
GtkWidget *lock_position_toggle;
GtkWidget *edit_button;
GtkWidget *new_button;
GtkWidget *raise_button;
GtkWidget *lower_button;
GtkWidget *duplicate_button;
GtkWidget *delete_button;
gint model_column_visible;
gint model_column_viewable;
gint model_column_linked;
GtkCellRenderer *eye_cell;
GtkCellRenderer *chain_cell;
GimpTreeHandler *visible_changed_handler;
GimpTreeHandler *linked_changed_handler;
GimpTreeHandler *lock_content_changed_handler;
GimpTreeHandler *lock_position_changed_handler;
gboolean inserting_item; /* EEK */
};
static void gimp_item_tree_view_view_iface_init (GimpContainerViewInterface *view_iface);
static void gimp_item_tree_view_docked_iface_init (GimpDockedInterface *docked_iface);
static void gimp_item_tree_view_constructed (GObject *object);
static void gimp_item_tree_view_dispose (GObject *object);
static void gimp_item_tree_view_style_set (GtkWidget *widget,
GtkStyle *prev_style);
static void gimp_item_tree_view_real_set_image (GimpItemTreeView *view,
GimpImage *image);
static void gimp_item_tree_view_image_flush (GimpImage *image,
gboolean invalidate_preview,
GimpItemTreeView *view);
static void gimp_item_tree_view_set_container (GimpContainerView *view,
GimpContainer *container);
static void gimp_item_tree_view_set_context (GimpContainerView *view,
GimpContext *context);
static gpointer gimp_item_tree_view_insert_item (GimpContainerView *view,
GimpViewable *viewable,
gpointer parent_insert_data,
gint index);
static void gimp_item_tree_view_insert_item_after (GimpContainerView *view,
GimpViewable *viewable,
gpointer insert_data);
static gboolean gimp_item_tree_view_select_item (GimpContainerView *view,
GimpViewable *item,
gpointer insert_data);
static void gimp_item_tree_view_activate_item (GimpContainerView *view,
GimpViewable *item,
gpointer insert_data);
static void gimp_item_tree_view_context_item (GimpContainerView *view,
GimpViewable *item,
gpointer insert_data);
static gboolean gimp_item_tree_view_drop_possible (GimpContainerTreeView *view,
GimpDndType src_type,
GimpViewable *src_viewable,
GimpViewable *dest_viewable,
GtkTreePath *drop_path,
GtkTreeViewDropPosition drop_pos,
GtkTreeViewDropPosition *return_drop_pos,
GdkDragAction *return_drag_action);
static void gimp_item_tree_view_drop_viewable (GimpContainerTreeView *view,
GimpViewable *src_viewable,
GimpViewable *dest_viewable,
GtkTreeViewDropPosition drop_pos);
static void gimp_item_tree_view_new_dropped (GtkWidget *widget,
gint x,
gint y,
GimpViewable *viewable,
gpointer data);
static void gimp_item_tree_view_item_changed (GimpImage *image,
GimpItemTreeView *view);
static void gimp_item_tree_view_size_changed (GimpImage *image,
GimpItemTreeView *view);
static void gimp_item_tree_view_name_edited (GtkCellRendererText *cell,
const gchar *path,
const gchar *new_name,
GimpItemTreeView *view);
static void gimp_item_tree_view_visible_changed (GimpItem *item,
GimpItemTreeView *view);
static void gimp_item_tree_view_linked_changed (GimpItem *item,
GimpItemTreeView *view);
static void gimp_item_tree_view_lock_content_changed (GimpItem *item,
GimpItemTreeView *view);
static void gimp_item_tree_view_lock_position_changed(GimpItem *item,
GimpItemTreeView *view);
static void gimp_item_tree_view_eye_clicked (GtkCellRendererToggle *toggle,
gchar *path,
GdkModifierType state,
GimpItemTreeView *view);
static void gimp_item_tree_view_chain_clicked (GtkCellRendererToggle *toggle,
gchar *path,
GdkModifierType state,
GimpItemTreeView *view);
static void gimp_item_tree_view_lock_content_toggled
(GtkWidget *widget,
GimpItemTreeView *view);
static void gimp_item_tree_view_lock_position_toggled
(GtkWidget *widget,
GimpItemTreeView *view);
static void gimp_item_tree_view_update_options (GimpItemTreeView *view,
GimpItem *item);
static gboolean gimp_item_tree_view_item_pre_clicked(GimpCellRendererViewable *cell,
const gchar *path_str,
GdkModifierType state,
GimpItemTreeView *item_view);
/* utility function to avoid code duplication */
static void gimp_item_tree_view_toggle_clicked (GtkCellRendererToggle *toggle,
gchar *path_str,
GdkModifierType state,
GimpItemTreeView *view,
GimpUndoType undo_type);
static void gimp_item_tree_view_row_expanded (GtkTreeView *tree_view,
GtkTreeIter *iter,
GtkTreePath *path,
GimpItemTreeView *item_view);
G_DEFINE_TYPE_WITH_CODE (GimpItemTreeView, gimp_item_tree_view,
GIMP_TYPE_CONTAINER_TREE_VIEW,
G_IMPLEMENT_INTERFACE (GIMP_TYPE_CONTAINER_VIEW,
gimp_item_tree_view_view_iface_init)
G_IMPLEMENT_INTERFACE (GIMP_TYPE_DOCKED,
gimp_item_tree_view_docked_iface_init))
#define parent_class gimp_item_tree_view_parent_class
static GimpContainerViewInterface *parent_view_iface = NULL;
static guint view_signals[LAST_SIGNAL] = { 0 };
static void
gimp_item_tree_view_class_init (GimpItemTreeViewClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
GimpContainerTreeViewClass *tree_view_class;
tree_view_class = GIMP_CONTAINER_TREE_VIEW_CLASS (klass);
view_signals[SET_IMAGE] =
g_signal_new ("set-image",
G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (GimpItemTreeViewClass, set_image),
NULL, NULL,
gimp_marshal_VOID__OBJECT,
G_TYPE_NONE, 1,
GIMP_TYPE_OBJECT);
object_class->constructed = gimp_item_tree_view_constructed;
object_class->dispose = gimp_item_tree_view_dispose;
widget_class->style_set = gimp_item_tree_view_style_set;
tree_view_class->drop_possible = gimp_item_tree_view_drop_possible;
tree_view_class->drop_viewable = gimp_item_tree_view_drop_viewable;
klass->set_image = gimp_item_tree_view_real_set_image;
klass->item_type = G_TYPE_NONE;
klass->signal_name = NULL;
klass->get_container = NULL;
klass->get_active_item = NULL;
klass->set_active_item = NULL;
klass->add_item = NULL;
klass->remove_item = NULL;
klass->new_item = NULL;
klass->action_group = NULL;
klass->edit_action = NULL;
klass->new_action = NULL;
klass->new_default_action = NULL;
klass->raise_action = NULL;
klass->raise_top_action = NULL;
klass->lower_action = NULL;
klass->lower_bottom_action = NULL;
klass->duplicate_action = NULL;
klass->delete_action = NULL;
klass->lock_content_stock_id = NULL;
klass->lock_content_tooltip = NULL;
klass->lock_content_help_id = NULL;
klass->lock_position_stock_id = NULL;
klass->lock_position_tooltip = NULL;
klass->lock_position_help_id = NULL;
g_type_class_add_private (klass, sizeof (GimpItemTreeViewPriv));
}
static void
gimp_item_tree_view_view_iface_init (GimpContainerViewInterface *iface)
{
parent_view_iface = g_type_interface_peek_parent (iface);
iface->set_container = gimp_item_tree_view_set_container;
iface->set_context = gimp_item_tree_view_set_context;
iface->insert_item = gimp_item_tree_view_insert_item;
iface->insert_item_after = gimp_item_tree_view_insert_item_after;
iface->select_item = gimp_item_tree_view_select_item;
iface->activate_item = gimp_item_tree_view_activate_item;
iface->context_item = gimp_item_tree_view_context_item;
}
static void
gimp_item_tree_view_docked_iface_init (GimpDockedInterface *iface)
{
iface->get_preview = NULL;
}
static void
gimp_item_tree_view_init (GimpItemTreeView *view)
{
GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (view);
view->priv = G_TYPE_INSTANCE_GET_PRIVATE (view,
GIMP_TYPE_ITEM_TREE_VIEW,
GimpItemTreeViewPriv);
view->priv->model_column_visible =
gimp_container_tree_store_columns_add (tree_view->model_columns,
&tree_view->n_model_columns,
G_TYPE_BOOLEAN);
view->priv->model_column_viewable =
gimp_container_tree_store_columns_add (tree_view->model_columns,
&tree_view->n_model_columns,
G_TYPE_BOOLEAN);
view->priv->model_column_linked =
gimp_container_tree_store_columns_add (tree_view->model_columns,
&tree_view->n_model_columns,
G_TYPE_BOOLEAN);
gimp_container_tree_view_set_dnd_drop_to_empty (tree_view, TRUE);
view->priv->image = NULL;
}
static void
gimp_item_tree_view_constructed (GObject *object)
{
GimpItemTreeViewClass *item_view_class = GIMP_ITEM_TREE_VIEW_GET_CLASS (object);
GimpEditor *editor = GIMP_EDITOR (object);
GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (object);
GimpItemTreeView *item_view = GIMP_ITEM_TREE_VIEW (object);
GtkTreeViewColumn *column;
GtkWidget *hbox;
GtkWidget *image;
GtkIconSize icon_size;
G_OBJECT_CLASS (parent_class)->constructed (object);
gimp_container_tree_view_connect_name_edited (tree_view,
G_CALLBACK (gimp_item_tree_view_name_edited),
item_view);
g_signal_connect (tree_view->view, "row-expanded",
G_CALLBACK (gimp_item_tree_view_row_expanded),
tree_view);
g_signal_connect (tree_view->renderer_cell, "pre-clicked",
G_CALLBACK (gimp_item_tree_view_item_pre_clicked),
item_view);
column = gtk_tree_view_column_new ();
gtk_tree_view_insert_column (tree_view->view, column, 0);
item_view->priv->eye_cell = gimp_cell_renderer_toggle_new (GIMP_STOCK_VISIBLE);
g_object_set (item_view->priv->eye_cell,
"xpad", 0,
"ypad", 0,
NULL);
gtk_tree_view_column_pack_start (column, item_view->priv->eye_cell, FALSE);
gtk_tree_view_column_set_attributes (column, item_view->priv->eye_cell,
"active",
item_view->priv->model_column_visible,
"inconsistent",
item_view->priv->model_column_viewable,
NULL);
gimp_container_tree_view_add_toggle_cell (tree_view,
item_view->priv->eye_cell);
g_signal_connect (item_view->priv->eye_cell, "clicked",
G_CALLBACK (gimp_item_tree_view_eye_clicked),
item_view);
column = gtk_tree_view_column_new ();
gtk_tree_view_insert_column (tree_view->view, column, 1);
item_view->priv->chain_cell = gimp_cell_renderer_toggle_new (GIMP_STOCK_LINKED);
g_object_set (item_view->priv->chain_cell,
"xpad", 0,
"ypad", 0,
NULL);
gtk_tree_view_column_pack_start (column, item_view->priv->chain_cell, FALSE);
gtk_tree_view_column_set_attributes (column, item_view->priv->chain_cell,
"active",
item_view->priv->model_column_linked,
NULL);
gimp_container_tree_view_add_toggle_cell (tree_view,
item_view->priv->chain_cell);
g_signal_connect (item_view->priv->chain_cell, "clicked",
G_CALLBACK (gimp_item_tree_view_chain_clicked),
item_view);
/* disable the default GimpContainerView drop handler */
gimp_container_view_set_dnd_widget (GIMP_CONTAINER_VIEW (item_view), NULL);
gimp_dnd_drag_dest_set_by_type (GTK_WIDGET (tree_view->view),
GTK_DEST_DEFAULT_HIGHLIGHT,
item_view_class->item_type,
GDK_ACTION_MOVE | GDK_ACTION_COPY);
item_view->priv->edit_button =
gimp_editor_add_action_button (editor, item_view_class->action_group,
item_view_class->edit_action, NULL);
gimp_container_view_enable_dnd (GIMP_CONTAINER_VIEW (item_view),
GTK_BUTTON (item_view->priv->edit_button),
item_view_class->item_type);
item_view->priv->new_button =
gimp_editor_add_action_button (editor, item_view_class->action_group,
item_view_class->new_action,
item_view_class->new_default_action,
GDK_SHIFT_MASK,
NULL);
/* connect "drop to new" manually as it makes a difference whether
* it was clicked or dropped
*/
gimp_dnd_viewable_dest_add (item_view->priv->new_button,
item_view_class->item_type,
gimp_item_tree_view_new_dropped,
item_view);
item_view->priv->raise_button =
gimp_editor_add_action_button (editor, item_view_class->action_group,
item_view_class->raise_action,
item_view_class->raise_top_action,
GDK_SHIFT_MASK,
NULL);
item_view->priv->lower_button =
gimp_editor_add_action_button (editor, item_view_class->action_group,
item_view_class->lower_action,
item_view_class->lower_bottom_action,
GDK_SHIFT_MASK,
NULL);
item_view->priv->duplicate_button =
gimp_editor_add_action_button (editor, item_view_class->action_group,
item_view_class->duplicate_action, NULL);
gimp_container_view_enable_dnd (GIMP_CONTAINER_VIEW (item_view),
GTK_BUTTON (item_view->priv->duplicate_button),
item_view_class->item_type);
item_view->priv->delete_button =
gimp_editor_add_action_button (editor, item_view_class->action_group,
item_view_class->delete_action, NULL);
gimp_container_view_enable_dnd (GIMP_CONTAINER_VIEW (item_view),
GTK_BUTTON (item_view->priv->delete_button),
item_view_class->item_type);
hbox = gimp_item_tree_view_get_lock_box (item_view);
/* Lock content toggle */
item_view->priv->lock_content_toggle = gtk_toggle_button_new ();
gtk_box_pack_start (GTK_BOX (hbox), item_view->priv->lock_content_toggle,
FALSE, FALSE, 0);
gtk_box_reorder_child (GTK_BOX (hbox),
item_view->priv->lock_content_toggle, 0);
gtk_widget_show (item_view->priv->lock_content_toggle);
g_signal_connect (item_view->priv->lock_content_toggle, "toggled",
G_CALLBACK (gimp_item_tree_view_lock_content_toggled),
item_view);
gimp_help_set_help_data (item_view->priv->lock_content_toggle,
item_view_class->lock_content_tooltip,
item_view_class->lock_content_help_id);
gtk_widget_style_get (GTK_WIDGET (item_view),
"button-icon-size", &icon_size,
NULL);
image = gtk_image_new_from_stock (item_view_class->lock_content_stock_id,
icon_size);
gtk_container_add (GTK_CONTAINER (item_view->priv->lock_content_toggle),
image);
gtk_widget_show (image);
/* Lock position toggle */
item_view->priv->lock_position_toggle = gtk_toggle_button_new ();
gtk_box_pack_start (GTK_BOX (hbox), item_view->priv->lock_position_toggle,
FALSE, FALSE, 0);
gtk_box_reorder_child (GTK_BOX (hbox),
item_view->priv->lock_position_toggle, 1);
gtk_widget_show (item_view->priv->lock_position_toggle);
g_signal_connect (item_view->priv->lock_position_toggle, "toggled",
G_CALLBACK (gimp_item_tree_view_lock_position_toggled),
item_view);
gimp_help_set_help_data (item_view->priv->lock_position_toggle,
item_view_class->lock_position_tooltip,
item_view_class->lock_position_help_id);
image = gtk_image_new_from_stock (item_view_class->lock_position_stock_id,
icon_size);
gtk_container_add (GTK_CONTAINER (item_view->priv->lock_position_toggle),
image);
gtk_widget_show (image);
}
static void
gimp_item_tree_view_dispose (GObject *object)
{
GimpItemTreeView *view = GIMP_ITEM_TREE_VIEW (object);
if (view->priv->image)
gimp_item_tree_view_set_image (view, NULL);
G_OBJECT_CLASS (parent_class)->dispose (object);
}
static void
gimp_item_tree_view_style_set (GtkWidget *widget,
GtkStyle *prev_style)
{
GimpItemTreeView *view = GIMP_ITEM_TREE_VIEW (widget);
GList *children;
GList *list;
GtkReliefStyle button_relief;
GtkIconSize button_icon_size;
gint content_spacing;
gint button_spacing;
gtk_widget_style_get (widget,
"button-relief", &button_relief,
"button-icon-size", &button_icon_size,
"content-spacing", &content_spacing,
"button-spacing", &button_spacing,
NULL);
if (view->priv->options_box)
{
gtk_box_set_spacing (GTK_BOX (view->priv->options_box), content_spacing);
children =
gtk_container_get_children (GTK_CONTAINER (view->priv->options_box));
for (list = children; list; list = g_list_next (list))
{
GtkWidget *child = list->data;
if (GTK_IS_BOX (child))
gtk_box_set_spacing (GTK_BOX (child), button_spacing);
}
g_list_free (children);
}
if (view->priv->lock_box)
{
gtk_box_set_spacing (GTK_BOX (view->priv->lock_box), button_spacing);
children =
gtk_container_get_children (GTK_CONTAINER (view->priv->lock_box));
for (list = children; list; list = g_list_next (list))
{
GtkWidget *child = list->data;
if (GTK_IS_BUTTON (child))
{
GtkWidget *image;
gtk_button_set_relief (GTK_BUTTON (child), button_relief);
image = gtk_bin_get_child (GTK_BIN (child));
if (GTK_IS_IMAGE (image))
{
GtkIconSize old_size;
gchar *stock_id;
gtk_image_get_stock (GTK_IMAGE (image), &stock_id, &old_size);
if (button_icon_size != old_size)
gtk_image_set_from_stock (GTK_IMAGE (image),
stock_id, button_icon_size);
}
}
}
g_list_free (children);
}
GTK_WIDGET_CLASS (parent_class)->style_set (widget, prev_style);
}
GtkWidget *
gimp_item_tree_view_new (GType view_type,
gint view_size,
gint view_border_width,
GimpImage *image,
GimpMenuFactory *menu_factory,
const gchar *menu_identifier,
const gchar *ui_path)
{
GimpItemTreeView *item_view;
g_return_val_if_fail (g_type_is_a (view_type, GIMP_TYPE_ITEM_TREE_VIEW), 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);
g_return_val_if_fail (image == NULL || GIMP_IS_IMAGE (image), NULL);
g_return_val_if_fail (GIMP_IS_MENU_FACTORY (menu_factory), NULL);
g_return_val_if_fail (menu_identifier != NULL, NULL);
g_return_val_if_fail (ui_path != NULL, NULL);
item_view = g_object_new (view_type,
"reorderable", TRUE,
"menu-factory", menu_factory,
"menu-identifier", menu_identifier,
"ui-path", ui_path,
NULL);
gimp_container_view_set_view_size (GIMP_CONTAINER_VIEW (item_view),
view_size, view_border_width);
gimp_item_tree_view_set_image (item_view, image);
return GTK_WIDGET (item_view);
}
void
gimp_item_tree_view_set_image (GimpItemTreeView *view,
GimpImage *image)
{
g_return_if_fail (GIMP_IS_ITEM_TREE_VIEW (view));
g_return_if_fail (image == NULL || GIMP_IS_IMAGE (image));
g_signal_emit (view, view_signals[SET_IMAGE], 0, image);
gimp_ui_manager_update (gimp_editor_get_ui_manager (GIMP_EDITOR (view)), view);
}
GimpImage *
gimp_item_tree_view_get_image (GimpItemTreeView *view)
{
g_return_val_if_fail (GIMP_IS_ITEM_TREE_VIEW (view), NULL);
return view->priv->image;
}
void
gimp_item_tree_view_add_options (GimpItemTreeView *view,
const gchar *label,
GtkWidget *options)
{
gint content_spacing;
gint button_spacing;
g_return_if_fail (GIMP_IS_ITEM_TREE_VIEW (view));
g_return_if_fail (GTK_IS_WIDGET (options));
gtk_widget_style_get (GTK_WIDGET (view),
"content-spacing", &content_spacing,
"button-spacing", &button_spacing,
NULL);
if (! view->priv->options_box)
{
GimpItemTreeViewClass *item_view_class;
item_view_class = GIMP_ITEM_TREE_VIEW_GET_CLASS (view);
view->priv->options_box = gtk_box_new (GTK_ORIENTATION_VERTICAL, content_spacing);
gtk_box_pack_start (GTK_BOX (view), view->priv->options_box,
FALSE, FALSE, 0);
gtk_box_reorder_child (GTK_BOX (view), view->priv->options_box, 0);
gtk_widget_show (view->priv->options_box);
if (! view->priv->image ||
! item_view_class->get_active_item (view->priv->image))
{
gtk_widget_set_sensitive (view->priv->options_box, FALSE);
}
}
if (label)
{
GtkWidget *hbox;
GtkWidget *label_widget;
gboolean group_created = FALSE;
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, button_spacing);
gtk_box_pack_start (GTK_BOX (view->priv->options_box), hbox,
FALSE, FALSE, 0);
gtk_widget_show (hbox);
if (! view->priv->options_group)
{
view->priv->options_group = gtk_size_group_new (GTK_SIZE_GROUP_HORIZONTAL);
group_created = TRUE;
}
label_widget = gtk_label_new (label);
gtk_misc_set_alignment (GTK_MISC (label_widget), 0.0, 0.5);
gtk_size_group_add_widget (view->priv->options_group, label_widget);
gtk_box_pack_start (GTK_BOX (hbox), label_widget, FALSE, FALSE, 0);
gtk_widget_show (label_widget);
if (group_created)
g_object_unref (view->priv->options_group);
gtk_box_pack_start (GTK_BOX (hbox), options, TRUE, TRUE, 0);
gtk_widget_show (options);
}
else
{
gtk_box_pack_start (GTK_BOX (view->priv->options_box), options,
FALSE, FALSE, 0);
gtk_widget_show (options);
}
}
GtkWidget *
gimp_item_tree_view_get_lock_box (GimpItemTreeView *view)
{
g_return_val_if_fail (GIMP_IS_ITEM_TREE_VIEW (view), NULL);
if (! view->priv->lock_box)
{
gint button_spacing;
gtk_widget_style_get (GTK_WIDGET (view),
"button-spacing", &button_spacing,
NULL);
view->priv->lock_box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, button_spacing);
gimp_item_tree_view_add_options (view, _("Lock:"), view->priv->lock_box);
gtk_box_set_child_packing (GTK_BOX (view->priv->options_box),
gtk_widget_get_parent (view->priv->lock_box),
FALSE, FALSE, 0, GTK_PACK_END);
}
return view->priv->lock_box;
}
GtkWidget *
gimp_item_tree_view_get_new_button (GimpItemTreeView *view)
{
g_return_val_if_fail (GIMP_IS_ITEM_TREE_VIEW (view), NULL);
return view->priv->new_button;
}
GtkWidget *
gimp_item_tree_view_get_edit_button (GimpItemTreeView *view)
{
g_return_val_if_fail (GIMP_IS_ITEM_TREE_VIEW (view), NULL);
return view->priv->edit_button;
}
gint
gimp_item_tree_view_get_drop_index (GimpItemTreeView *view,
GimpViewable *dest_viewable,
GtkTreeViewDropPosition drop_pos,
GimpViewable **parent)
{
gint index = -1;
g_return_val_if_fail (GIMP_IS_ITEM_TREE_VIEW (view), -1);
g_return_val_if_fail (dest_viewable == NULL ||
GIMP_IS_VIEWABLE (dest_viewable), -1);
g_return_val_if_fail (parent != NULL, -1);
*parent = NULL;
if (dest_viewable)
{
*parent = gimp_viewable_get_parent (dest_viewable);
index = gimp_item_get_index (GIMP_ITEM (dest_viewable));
if (drop_pos == GTK_TREE_VIEW_DROP_INTO_OR_AFTER)
{
GimpContainer *children = gimp_viewable_get_children (dest_viewable);
if (children)
{
*parent = dest_viewable;
index = 0;
}
else
{
index++;
}
}
else if (drop_pos == GTK_TREE_VIEW_DROP_AFTER)
{
index++;
}
}
return index;
}
static void
gimp_item_tree_view_real_set_image (GimpItemTreeView *view,
GimpImage *image)
{
if (view->priv->image == image)
return;
if (view->priv->image)
{
g_signal_handlers_disconnect_by_func (view->priv->image,
gimp_item_tree_view_item_changed,
view);
g_signal_handlers_disconnect_by_func (view->priv->image,
gimp_item_tree_view_size_changed,
view);
gimp_container_view_set_container (GIMP_CONTAINER_VIEW (view), NULL);
g_signal_handlers_disconnect_by_func (view->priv->image,
gimp_item_tree_view_image_flush,
view);
}
view->priv->image = image;
if (view->priv->image)
{
GimpContainer *container;
container =
GIMP_ITEM_TREE_VIEW_GET_CLASS (view)->get_container (view->priv->image);
gimp_container_view_set_container (GIMP_CONTAINER_VIEW (view), container);
g_signal_connect (view->priv->image,
GIMP_ITEM_TREE_VIEW_GET_CLASS (view)->signal_name,
G_CALLBACK (gimp_item_tree_view_item_changed),
view);
g_signal_connect (view->priv->image, "size-changed",
G_CALLBACK (gimp_item_tree_view_size_changed),
view);
g_signal_connect (view->priv->image, "flush",
G_CALLBACK (gimp_item_tree_view_image_flush),
view);
gimp_item_tree_view_item_changed (view->priv->image, view);
}
}
static void
gimp_item_tree_view_image_flush (GimpImage *image,
gboolean invalidate_preview,
GimpItemTreeView *view)
{
gimp_ui_manager_update (gimp_editor_get_ui_manager (GIMP_EDITOR (view)), view);
}
/* GimpContainerView methods */
static void
gimp_item_tree_view_set_container (GimpContainerView *view,
GimpContainer *container)
{
GimpItemTreeView *item_view = GIMP_ITEM_TREE_VIEW (view);
GimpContainer *old_container;
old_container = gimp_container_view_get_container (view);
if (old_container)
{
gimp_tree_handler_disconnect (item_view->priv->visible_changed_handler);
item_view->priv->visible_changed_handler = NULL;
gimp_tree_handler_disconnect (item_view->priv->linked_changed_handler);
item_view->priv->linked_changed_handler = NULL;
gimp_tree_handler_disconnect (item_view->priv->lock_content_changed_handler);
item_view->priv->lock_content_changed_handler = NULL;
gimp_tree_handler_disconnect (item_view->priv->lock_position_changed_handler);
item_view->priv->lock_position_changed_handler = NULL;
}
parent_view_iface->set_container (view, container);
if (container)
{
item_view->priv->visible_changed_handler =
gimp_tree_handler_connect (container, "visibility-changed",
G_CALLBACK (gimp_item_tree_view_visible_changed),
view);
item_view->priv->linked_changed_handler =
gimp_tree_handler_connect (container, "linked-changed",
G_CALLBACK (gimp_item_tree_view_linked_changed),
view);
item_view->priv->lock_content_changed_handler =
gimp_tree_handler_connect (container, "lock-content-changed",
G_CALLBACK (gimp_item_tree_view_lock_content_changed),
view);
item_view->priv->lock_position_changed_handler =
gimp_tree_handler_connect (container, "lock-position-changed",
G_CALLBACK (gimp_item_tree_view_lock_position_changed),
view);
}
}
static void
gimp_item_tree_view_set_context (GimpContainerView *view,
GimpContext *context)
{
GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (view);
GimpItemTreeView *item_view = GIMP_ITEM_TREE_VIEW (view);
GimpImage *image = NULL;
GimpContext *old_context;
old_context = gimp_container_view_get_context (view);
if (old_context)
{
g_signal_handlers_disconnect_by_func (old_context,
gimp_item_tree_view_set_image,
item_view);
}
parent_view_iface->set_context (view, context);
if (context)
{
if (! tree_view->dnd_gimp)
tree_view->dnd_gimp = context->gimp;
g_signal_connect_swapped (context, "image-changed",
G_CALLBACK (gimp_item_tree_view_set_image),
item_view);
image = gimp_context_get_image (context);
}
gimp_item_tree_view_set_image (item_view, image);
}
static gpointer
gimp_item_tree_view_insert_item (GimpContainerView *view,
GimpViewable *viewable,
gpointer parent_insert_data,
gint index)
{
GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (view);
GimpItemTreeView *item_view = GIMP_ITEM_TREE_VIEW (view);
GimpItem *item = GIMP_ITEM (viewable);
GtkTreeIter *iter;
item_view->priv->inserting_item = TRUE;
iter = parent_view_iface->insert_item (view, viewable,
parent_insert_data, index);
item_view->priv->inserting_item = FALSE;
gtk_tree_store_set (GTK_TREE_STORE (tree_view->model), iter,
item_view->priv->model_column_visible,
gimp_item_get_visible (item),
item_view->priv->model_column_viewable,
gimp_item_get_visible (item) &&
! gimp_item_is_visible (item),
item_view->priv->model_column_linked,
gimp_item_get_linked (item),
-1);
return iter;
}
static void
gimp_item_tree_view_insert_item_after (GimpContainerView *view,
GimpViewable *viewable,
gpointer insert_data)
{
GimpItemTreeView *item_view = GIMP_ITEM_TREE_VIEW (view);
GimpItemTreeViewClass *item_view_class;
GimpItem *active_item;
item_view_class = GIMP_ITEM_TREE_VIEW_GET_CLASS (item_view);
active_item = item_view_class->get_active_item (item_view->priv->image);
if (active_item == (GimpItem *) viewable)
gimp_container_view_select_item (view, viewable);
}
static gboolean
gimp_item_tree_view_select_item (GimpContainerView *view,
GimpViewable *item,
gpointer insert_data)
{
GimpItemTreeView *tree_view = GIMP_ITEM_TREE_VIEW (view);
gboolean options_sensitive = FALSE;
gboolean success;
success = parent_view_iface->select_item (view, item, insert_data);
if (item)
{
GimpItemTreeViewClass *item_view_class;
GimpItem *active_item;
item_view_class = GIMP_ITEM_TREE_VIEW_GET_CLASS (tree_view);
active_item = item_view_class->get_active_item (tree_view->priv->image);
if (active_item != (GimpItem *) item)
{
item_view_class->set_active_item (tree_view->priv->image,
GIMP_ITEM (item));
gimp_image_flush (tree_view->priv->image);
}
options_sensitive = TRUE;
gimp_item_tree_view_update_options (tree_view, GIMP_ITEM (item));
}
gimp_ui_manager_update (gimp_editor_get_ui_manager (GIMP_EDITOR (tree_view)), tree_view);
if (tree_view->priv->options_box)
gtk_widget_set_sensitive (tree_view->priv->options_box, options_sensitive);
return success;
}
static void
gimp_item_tree_view_activate_item (GimpContainerView *view,
GimpViewable *item,
gpointer insert_data)
{
GimpItemTreeViewClass *item_view_class = GIMP_ITEM_TREE_VIEW_GET_CLASS (view);
if (parent_view_iface->activate_item)
parent_view_iface->activate_item (view, item, insert_data);
if (item_view_class->activate_action)
{
gimp_ui_manager_activate_action (gimp_editor_get_ui_manager (GIMP_EDITOR (view)),
item_view_class->action_group,
item_view_class->activate_action);
}
}
static void
gimp_item_tree_view_context_item (GimpContainerView *view,
GimpViewable *item,
gpointer insert_data)
{
if (parent_view_iface->context_item)
parent_view_iface->context_item (view, item, insert_data);
gimp_editor_popup_menu (GIMP_EDITOR (view), NULL, NULL);
}
static gboolean
gimp_item_tree_view_drop_possible (GimpContainerTreeView *tree_view,
GimpDndType src_type,
GimpViewable *src_viewable,
GimpViewable *dest_viewable,
GtkTreePath *drop_path,
GtkTreeViewDropPosition drop_pos,
GtkTreeViewDropPosition *return_drop_pos,
GdkDragAction *return_drag_action)
{
if (GIMP_IS_ITEM (src_viewable) &&
(dest_viewable == NULL ||
gimp_item_get_image (GIMP_ITEM (src_viewable)) !=
gimp_item_get_image (GIMP_ITEM (dest_viewable))))
{
if (return_drop_pos)
*return_drop_pos = drop_pos;
if (return_drag_action)
*return_drag_action = GDK_ACTION_COPY;
return TRUE;
}
return GIMP_CONTAINER_TREE_VIEW_CLASS (parent_class)->drop_possible (tree_view,
src_type,
src_viewable,
dest_viewable,
drop_path,
drop_pos,
return_drop_pos,
return_drag_action);
}
static void
gimp_item_tree_view_drop_viewable (GimpContainerTreeView *tree_view,
GimpViewable *src_viewable,
GimpViewable *dest_viewable,
GtkTreeViewDropPosition drop_pos)
{
GimpItemTreeViewClass *item_view_class;
GimpItemTreeView *item_view = GIMP_ITEM_TREE_VIEW (tree_view);
gint dest_index = -1;
item_view_class = GIMP_ITEM_TREE_VIEW_GET_CLASS (item_view);
if (item_view->priv->image != gimp_item_get_image (GIMP_ITEM (src_viewable)) ||
! g_type_is_a (G_TYPE_FROM_INSTANCE (src_viewable),
item_view_class->item_type))
{
GType item_type = item_view_class->item_type;
GimpItem *new_item;
GimpItem *parent;
if (g_type_is_a (G_TYPE_FROM_INSTANCE (src_viewable), item_type))
item_type = G_TYPE_FROM_INSTANCE (src_viewable);
dest_index = gimp_item_tree_view_get_drop_index (item_view, dest_viewable,
drop_pos,
(GimpViewable **) &parent);
new_item = gimp_item_convert (GIMP_ITEM (src_viewable),
item_view->priv->image, item_type);
gimp_item_set_linked (new_item, FALSE, FALSE);
item_view_class->add_item (item_view->priv->image, new_item,
parent, dest_index, TRUE);
}
else if (dest_viewable)
{
GimpItem *src_parent;
GimpItem *dest_parent;
gint src_index;
gint dest_index;
src_parent = GIMP_ITEM (gimp_viewable_get_parent (src_viewable));
src_index = gimp_item_get_index (GIMP_ITEM (src_viewable));
dest_index = gimp_item_tree_view_get_drop_index (item_view, dest_viewable,
drop_pos,
(GimpViewable **) &dest_parent);
if (src_parent == dest_parent)
{
if (src_index < dest_index)
dest_index--;
}
gimp_image_reorder_item (item_view->priv->image,
GIMP_ITEM (src_viewable),
dest_parent,
dest_index,
TRUE, NULL);
}
gimp_image_flush (item_view->priv->image);
}
/* "New" functions */
static void
gimp_item_tree_view_new_dropped (GtkWidget *widget,
gint x,
gint y,
GimpViewable *viewable,
gpointer data)
{
GimpItemTreeViewClass *item_view_class = GIMP_ITEM_TREE_VIEW_GET_CLASS (data);
GimpContainerView *view = GIMP_CONTAINER_VIEW (data);
if (item_view_class->new_default_action &&
viewable && gimp_container_view_lookup (view, viewable))
{
GtkAction *action;
action = gimp_ui_manager_find_action (gimp_editor_get_ui_manager (GIMP_EDITOR (view)),
item_view_class->action_group,
item_view_class->new_default_action);
if (action)
{
g_object_set (action, "viewable", viewable, NULL);
gtk_action_activate (action);
g_object_set (action, "viewable", NULL, NULL);
}
}
}
/* GimpImage callbacks */
static void
gimp_item_tree_view_item_changed (GimpImage *image,
GimpItemTreeView *view)
{
GimpItem *item;
item = GIMP_ITEM_TREE_VIEW_GET_CLASS (view)->get_active_item (view->priv->image);
gimp_container_view_select_item (GIMP_CONTAINER_VIEW (view),
(GimpViewable *) item);
}
static void
gimp_item_tree_view_size_changed (GimpImage *image,
GimpItemTreeView *tree_view)
{
GimpContainerView *view = GIMP_CONTAINER_VIEW (tree_view);
gint view_size;
gint border_width;
view_size = gimp_container_view_get_view_size (view, &border_width);
gimp_container_view_set_view_size (view, view_size, border_width);
}
static void
gimp_item_tree_view_name_edited (GtkCellRendererText *cell,
const gchar *path_str,
const gchar *new_name,
GimpItemTreeView *view)
{
GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (view);
GtkTreePath *path;
GtkTreeIter iter;
path = gtk_tree_path_new_from_string (path_str);
if (gtk_tree_model_get_iter (tree_view->model, &iter, path))
{
GimpViewRenderer *renderer;
GimpItem *item;
const gchar *old_name;
GError *error = NULL;
gtk_tree_model_get (tree_view->model, &iter,
GIMP_CONTAINER_TREE_STORE_COLUMN_RENDERER, &renderer,
-1);
item = GIMP_ITEM (renderer->viewable);
old_name = gimp_object_get_name (item);
if (! old_name) old_name = "";
if (! new_name) new_name = "";
if (strcmp (old_name, new_name) &&
gimp_item_rename (item, new_name, &error))
{
gimp_image_flush (gimp_item_get_image (item));
}
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);
if (error)
{
gimp_message_literal (view->priv->image->gimp, G_OBJECT (view),
GIMP_MESSAGE_WARNING,
error->message);
g_clear_error (&error);
}
}
g_object_unref (renderer);
}
gtk_tree_path_free (path);
}
/* "Visible" callbacks */
static void
gimp_item_tree_view_visible_changed (GimpItem *item,
GimpItemTreeView *view)
{
GimpContainerView *container_view = GIMP_CONTAINER_VIEW (view);
GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (view);
GtkTreeIter *iter;
iter = gimp_container_view_lookup (container_view,
(GimpViewable *) item);
if (iter)
{
GimpContainer *children;
gtk_tree_store_set (GTK_TREE_STORE (tree_view->model), iter,
view->priv->model_column_visible,
gimp_item_get_visible (item),
view->priv->model_column_viewable,
gimp_item_get_visible (item) &&
! gimp_item_is_visible (item),
-1);
children = gimp_viewable_get_children (GIMP_VIEWABLE (item));
if (children)
gimp_container_foreach (children,
(GFunc) gimp_item_tree_view_visible_changed,
view);
}
}
static void
gimp_item_tree_view_eye_clicked (GtkCellRendererToggle *toggle,
gchar *path_str,
GdkModifierType state,
GimpItemTreeView *view)
{
gimp_item_tree_view_toggle_clicked (toggle, path_str, state, view,
GIMP_UNDO_ITEM_VISIBILITY);
}
/* "Linked" callbacks */
static void
gimp_item_tree_view_linked_changed (GimpItem *item,
GimpItemTreeView *view)
{
GimpContainerView *container_view = GIMP_CONTAINER_VIEW (view);
GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (view);
GtkTreeIter *iter;
iter = gimp_container_view_lookup (container_view,
(GimpViewable *) item);
if (iter)
gtk_tree_store_set (GTK_TREE_STORE (tree_view->model), iter,
view->priv->model_column_linked,
gimp_item_get_linked (item),
-1);
}
static void
gimp_item_tree_view_chain_clicked (GtkCellRendererToggle *toggle,
gchar *path_str,
GdkModifierType state,
GimpItemTreeView *view)
{
gimp_item_tree_view_toggle_clicked (toggle, path_str, state, view,
GIMP_UNDO_ITEM_LINKED);
}
/* "Lock Content" callbacks */
static void
gimp_item_tree_view_lock_content_changed (GimpItem *item,
GimpItemTreeView *view)
{
GimpImage *image = view->priv->image;
GimpItem *active_item;
active_item = GIMP_ITEM_TREE_VIEW_GET_CLASS (view)->get_active_item (image);
if (active_item == item)
gimp_item_tree_view_update_options (view, item);
}
static void
gimp_item_tree_view_lock_content_toggled (GtkWidget *widget,
GimpItemTreeView *view)
{
GimpImage *image = view->priv->image;
GimpItem *item;
item = GIMP_ITEM_TREE_VIEW_GET_CLASS (view)->get_active_item (image);
if (item)
{
gboolean lock_content;
lock_content = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (widget));
if (gimp_item_get_lock_content (item) != lock_content)
{
#if 0
GimpUndo *undo;
#endif
gboolean push_undo = TRUE;
#if 0
/* compress lock content undos */
undo = gimp_image_undo_can_compress (image, GIMP_TYPE_ITEM_UNDO,
GIMP_UNDO_ITEM_LOCK_CONTENT);
if (undo && GIMP_ITEM_UNDO (undo)->item == item)
push_undo = FALSE;
#endif
g_signal_handlers_block_by_func (item,
gimp_item_tree_view_lock_content_changed,
view);
gimp_item_set_lock_content (item, lock_content, push_undo);
g_signal_handlers_unblock_by_func (item,
gimp_item_tree_view_lock_content_changed,
view);
gimp_image_flush (image);
}
}
}
static void
gimp_item_tree_view_lock_position_changed (GimpItem *item,
GimpItemTreeView *view)
{
GimpImage *image = view->priv->image;
GimpItem *active_item;
active_item = GIMP_ITEM_TREE_VIEW_GET_CLASS (view)->get_active_item (image);
if (active_item == item)
gimp_item_tree_view_update_options (view, item);
}
static void
gimp_item_tree_view_lock_position_toggled (GtkWidget *widget,
GimpItemTreeView *view)
{
GimpImage *image = view->priv->image;
GimpItem *item;
item = GIMP_ITEM_TREE_VIEW_GET_CLASS (view)->get_active_item (image);
if (item)
{
gboolean lock_position;
lock_position = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (widget));
if (gimp_item_get_lock_position (item) != lock_position)
{
GimpUndo *undo;
gboolean push_undo = TRUE;
/* compress lock position undos */
undo = gimp_image_undo_can_compress (image, GIMP_TYPE_ITEM_UNDO,
GIMP_UNDO_ITEM_LOCK_POSITION);
if (undo && GIMP_ITEM_UNDO (undo)->item == item)
push_undo = FALSE;
g_signal_handlers_block_by_func (item,
gimp_item_tree_view_lock_position_changed,
view);
gimp_item_set_lock_position (item, lock_position, push_undo);
g_signal_handlers_unblock_by_func (item,
gimp_item_tree_view_lock_position_changed,
view);
gimp_image_flush (image);
}
}
}
static gboolean
gimp_item_tree_view_item_pre_clicked (GimpCellRendererViewable *cell,
const gchar *path_str,
GdkModifierType state,
GimpItemTreeView *item_view)
{
GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (item_view);
GtkTreePath *path;
GtkTreeIter iter;
gboolean handled = FALSE;
path = gtk_tree_path_new_from_string (path_str);
if (gtk_tree_model_get_iter (tree_view->model, &iter, path) &&
(state & GDK_MOD1_MASK))
{
GimpImage *image = gimp_item_tree_view_get_image (item_view);
GimpViewRenderer *renderer = NULL;
gtk_tree_model_get (tree_view->model, &iter,
GIMP_CONTAINER_TREE_STORE_COLUMN_RENDERER, &renderer,
-1);
if (renderer)
{
GimpItem *item = GIMP_ITEM (renderer->viewable);
GimpChannelOps op = gimp_modifiers_to_channel_op (state);
gimp_item_to_selection (item, op,
TRUE, FALSE, 0.0, 0.0);
gimp_image_flush (image);
g_object_unref (renderer);
/* Don't select the clicked layer */
handled = TRUE;
}
}
gtk_tree_path_free (path);
return handled;
}
static void
gimp_item_tree_view_update_options (GimpItemTreeView *view,
GimpItem *item)
{
if (gimp_item_get_lock_content (item) !=
gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (view->priv->lock_content_toggle)))
{
g_signal_handlers_block_by_func (view->priv->lock_content_toggle,
gimp_item_tree_view_lock_content_toggled,
view);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (view->priv->lock_content_toggle),
gimp_item_get_lock_content (item));
g_signal_handlers_unblock_by_func (view->priv->lock_content_toggle,
gimp_item_tree_view_lock_content_toggled,
view);
}
if (gimp_item_get_lock_position (item) !=
gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (view->priv->lock_position_toggle)))
{
g_signal_handlers_block_by_func (view->priv->lock_position_toggle,
gimp_item_tree_view_lock_position_toggled,
view);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (view->priv->lock_position_toggle),
gimp_item_get_lock_position (item));
g_signal_handlers_unblock_by_func (view->priv->lock_position_toggle,
gimp_item_tree_view_lock_position_toggled,
view);
}
gtk_widget_set_sensitive (view->priv->lock_content_toggle,
gimp_item_can_lock_content (item));
gtk_widget_set_sensitive (view->priv->lock_position_toggle,
gimp_item_can_lock_position (item));
}
/* Utility functions used from eye_clicked and chain_clicked.
* Would make sense to do this in a generic fashion using
* properties, but for now it's better than duplicating the code.
*/
static void
gimp_item_tree_view_toggle_clicked (GtkCellRendererToggle *toggle,
gchar *path_str,
GdkModifierType state,
GimpItemTreeView *view,
GimpUndoType undo_type)
{
GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (view);
GtkTreePath *path;
GtkTreeIter iter;
void (* setter) (GimpItem *item,
gboolean value,
gboolean push_undo);
void (* exclusive) (GimpItem *item,
GimpContext *context);
switch (undo_type)
{
case GIMP_UNDO_ITEM_VISIBILITY:
setter = gimp_item_set_visible;
exclusive = gimp_item_toggle_exclusive_visible;
break;
case GIMP_UNDO_ITEM_LINKED:
setter = gimp_item_set_linked;
exclusive = gimp_item_toggle_exclusive_linked;
break;
default:
return;
}
path = gtk_tree_path_new_from_string (path_str);
if (gtk_tree_model_get_iter (tree_view->model, &iter, path))
{
GimpContext *context;
GimpViewRenderer *renderer;
GimpItem *item;
GimpImage *image;
gboolean active;
context = gimp_container_view_get_context (GIMP_CONTAINER_VIEW (view));
gtk_tree_model_get (tree_view->model, &iter,
GIMP_CONTAINER_TREE_STORE_COLUMN_RENDERER, &renderer,
-1);
g_object_get (toggle,
"active", &active,
NULL);
item = GIMP_ITEM (renderer->viewable);
g_object_unref (renderer);
image = gimp_item_get_image (item);
if ((state & GDK_SHIFT_MASK) && exclusive)
{
exclusive (item, context);
}
else
{
GimpUndo *undo;
gboolean push_undo = TRUE;
undo = gimp_image_undo_can_compress (image, GIMP_TYPE_ITEM_UNDO,
undo_type);
if (undo && GIMP_ITEM_UNDO (undo)->item == item)
push_undo = FALSE;
setter (item, ! active, push_undo);
if (!push_undo)
gimp_undo_refresh_preview (undo, context);
}
gimp_image_flush (image);
}
gtk_tree_path_free (path);
}
/* GtkTreeView callbacks */
static void
gimp_item_tree_view_row_expanded (GtkTreeView *tree_view,
GtkTreeIter *iter,
GtkTreePath *path,
GimpItemTreeView *item_view)
{
/* don't select the item while it is being inserted */
if (! item_view->priv->inserting_item)
{
GimpItemTreeViewClass *item_view_class;
GimpViewRenderer *renderer;
GimpItem *expanded_item;
GimpItem *active_item;
gtk_tree_model_get (GIMP_CONTAINER_TREE_VIEW (item_view)->model, iter,
GIMP_CONTAINER_TREE_STORE_COLUMN_RENDERER, &renderer,
-1);
expanded_item = GIMP_ITEM (renderer->viewable);
g_object_unref (renderer);
item_view_class = GIMP_ITEM_TREE_VIEW_GET_CLASS (item_view);
active_item = item_view_class->get_active_item (item_view->priv->image);
/* select the active item only if it was made visible by expanding
* its immediate parent. See bug #666561.
*/
if (active_item &&
gimp_item_get_parent (active_item) == expanded_item)
{
gimp_container_view_select_item (GIMP_CONTAINER_VIEW (item_view),
GIMP_VIEWABLE (active_item));
}
}
}
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