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gimp/app/widgets/gimpitemtreeview.c

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/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimpitemtreeview.c
* Copyright (C) 2001-2003 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 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "config.h"
#include <gtk/gtk.h>
#include "libgimpmath/gimpmath.h"
#include "libgimpwidgets/gimpwidgets.h"
#include "widgets-types.h"
#include "core/gimpchannel.h"
#include "core/gimpcontainer.h"
#include "core/gimpimage.h"
#include "core/gimpimage-undo.h"
#include "core/gimplayer.h"
#include "core/gimpmarshal.h"
#include "vectors/gimpvectors.h"
#include "gimpchanneltreeview.h"
#include "gimpcellrenderertoggle.h"
#include "gimpdnd.h"
#include "gimpitemtreeview.h"
#include "gimpitemfactory.h"
#include "gimplayertreeview.h"
#include "gimpmenufactory.h"
#include "gimppreviewrenderer.h"
#include "gimpvectorstreeview.h"
#include "gimpwidgets-utils.h"
#include "gimp-intl.h"
enum
{
SET_IMAGE,
LAST_SIGNAL
};
static void gimp_item_tree_view_class_init (GimpItemTreeViewClass *klass);
static void gimp_item_tree_view_init (GimpItemTreeView *view,
GimpItemTreeViewClass *view_class);
static GObject * gimp_item_tree_view_constructor (GType type,
guint n_params,
GObjectConstructParam *params);
static void gimp_item_tree_view_destroy (GtkObject *object);
static void gimp_item_tree_view_real_set_image (GimpItemTreeView *view,
GimpImage *gimage);
static void gimp_item_tree_view_set_container (GimpContainerView *view,
GimpContainer *container);
static gpointer gimp_item_tree_view_insert_item (GimpContainerView *view,
GimpViewable *viewable,
gint index);
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,
GimpViewable *src_viewable,
GimpViewable *dest_viewable,
GtkTreeViewDropPosition drop_pos,
GdkDragAction *drag_action);
static void gimp_item_tree_view_drop (GimpContainerTreeView *view,
GimpViewable *src_viewable,
GimpViewable *dest_viewable,
GtkTreeViewDropPosition drop_pos);
static void gimp_item_tree_view_new_clicked (GtkWidget *widget,
GimpItemTreeView *view);
static void gimp_item_tree_view_new_dropped (GtkWidget *widget,
GimpViewable *viewable,
gpointer data);
static void gimp_item_tree_view_raise_clicked (GtkWidget *widget,
GimpItemTreeView *view);
static void gimp_item_tree_view_raise_extended_clicked
(GtkWidget *widget,
guint state,
GimpItemTreeView *view);
static void gimp_item_tree_view_lower_clicked (GtkWidget *widget,
GimpItemTreeView *view);
static void gimp_item_tree_view_lower_extended_clicked
(GtkWidget *widget,
guint state,
GimpItemTreeView *view);
static void gimp_item_tree_view_duplicate_clicked (GtkWidget *widget,
GimpItemTreeView *view);
static void gimp_item_tree_view_edit_clicked (GtkWidget *widget,
GimpItemTreeView *view);
static void gimp_item_tree_view_delete_clicked (GtkWidget *widget,
GimpItemTreeView *view);
static void gimp_item_tree_view_item_changed (GimpImage *gimage,
GimpItemTreeView *view);
static void gimp_item_tree_view_size_changed (GimpImage *gimage,
GimpItemTreeView *view);
static void gimp_item_tree_view_name_edited (GtkCellRendererText *cell,
const gchar *path,
const gchar *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_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 guint view_signals[LAST_SIGNAL] = { 0 };
static GimpContainerTreeViewClass *parent_class = NULL;
GType
gimp_item_tree_view_get_type (void)
{
static GType view_type = 0;
if (! view_type)
{
static const GTypeInfo view_info =
{
sizeof (GimpItemTreeViewClass),
NULL, /* base_init */
NULL, /* base_finalize */
(GClassInitFunc) gimp_item_tree_view_class_init,
NULL, /* class_finalize */
NULL, /* class_data */
sizeof (GimpItemTreeView),
0, /* n_preallocs */
(GInstanceInitFunc) gimp_item_tree_view_init,
};
view_type = g_type_register_static (GIMP_TYPE_CONTAINER_TREE_VIEW,
"GimpItemTreeView",
&view_info, 0);
}
return view_type;
}
static void
gimp_item_tree_view_class_init (GimpItemTreeViewClass *klass)
{
GObjectClass *object_class;
GtkObjectClass *gtk_object_class;
GimpContainerViewClass *container_view_class;
GimpContainerTreeViewClass *tree_view_class;
object_class = G_OBJECT_CLASS (klass);
gtk_object_class = GTK_OBJECT_CLASS (klass);
container_view_class = GIMP_CONTAINER_VIEW_CLASS (klass);
tree_view_class = GIMP_CONTAINER_TREE_VIEW_CLASS (klass);
parent_class = g_type_class_peek_parent (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->constructor = gimp_item_tree_view_constructor;
gtk_object_class->destroy = gimp_item_tree_view_destroy;
container_view_class->set_container = gimp_item_tree_view_set_container;
container_view_class->insert_item = gimp_item_tree_view_insert_item;
container_view_class->select_item = gimp_item_tree_view_select_item;
container_view_class->activate_item = gimp_item_tree_view_activate_item;
container_view_class->context_item = gimp_item_tree_view_context_item;
tree_view_class->drop_possible = gimp_item_tree_view_drop_possible;
tree_view_class->drop = gimp_item_tree_view_drop;
klass->set_image = gimp_item_tree_view_real_set_image;
klass->get_container = NULL;
klass->get_active_item = NULL;
klass->set_active_item = NULL;
klass->reorder_item = NULL;
klass->add_item = NULL;
klass->remove_item = NULL;
klass->new_desc = NULL;
klass->new_help_id = NULL;
klass->duplicate_desc = NULL;
klass->duplicate_help_id = NULL;
klass->edit_desc = NULL;
klass->edit_help_id = NULL;
klass->delete_desc = NULL;
klass->delete_help_id = NULL;
klass->raise_desc = NULL;
klass->raise_help_id = NULL;
klass->raise_to_top_desc = NULL;
klass->raise_to_top_help_id = NULL;
klass->lower_desc = NULL;
klass->lower_help_id = NULL;
klass->lower_to_bottom_desc = NULL;
klass->lower_to_bottom_help_id = NULL;
}
static void
gimp_item_tree_view_init (GimpItemTreeView *view,
GimpItemTreeViewClass *view_class)
{
GimpContainerTreeView *tree_view;
GimpEditor *editor;
gchar *str;
tree_view = GIMP_CONTAINER_TREE_VIEW (view);
editor = GIMP_EDITOR (view);
view->model_column_visible = tree_view->n_model_columns;
tree_view->model_columns[tree_view->n_model_columns++] = G_TYPE_BOOLEAN;
view->model_column_linked = tree_view->n_model_columns;
tree_view->model_columns[tree_view->n_model_columns++] = G_TYPE_BOOLEAN;
view->gimage = NULL;
view->item_type = G_TYPE_NONE;
view->signal_name = NULL;
view->new_button =
gimp_editor_add_button (editor,
GTK_STOCK_NEW, view_class->new_desc,
view_class->new_help_id,
G_CALLBACK (gimp_item_tree_view_new_clicked),
NULL,
view);
str = g_strdup_printf (_("%s\n"
"%s To Top"),
view_class->raise_desc,
gimp_get_mod_name_shift ());
view->raise_button =
gimp_editor_add_button (editor,
GTK_STOCK_GO_UP, str, view_class->raise_help_id,
G_CALLBACK (gimp_item_tree_view_raise_clicked),
G_CALLBACK (gimp_item_tree_view_raise_extended_clicked),
view);
g_free (str);
str = g_strdup_printf (_("%s\n"
"%s To Bottom"),
view_class->lower_desc,
gimp_get_mod_name_shift ());
view->lower_button =
gimp_editor_add_button (editor,
GTK_STOCK_GO_DOWN, str, view_class->lower_help_id,
G_CALLBACK (gimp_item_tree_view_lower_clicked),
G_CALLBACK (gimp_item_tree_view_lower_extended_clicked),
view);
g_free (str);
view->duplicate_button =
gimp_editor_add_button (editor,
GIMP_STOCK_DUPLICATE, view_class->duplicate_desc,
view_class->duplicate_help_id,
G_CALLBACK (gimp_item_tree_view_duplicate_clicked),
NULL,
view);
view->edit_button =
gimp_editor_add_button (editor,
GIMP_STOCK_EDIT, view_class->edit_desc,
view_class->edit_help_id,
G_CALLBACK (gimp_item_tree_view_edit_clicked),
NULL,
view);
view->delete_button =
gimp_editor_add_button (editor,
GTK_STOCK_DELETE, view_class->delete_desc,
view_class->delete_help_id,
G_CALLBACK (gimp_item_tree_view_delete_clicked),
NULL,
view);
gtk_widget_set_sensitive (view->new_button, FALSE);
gtk_widget_set_sensitive (view->raise_button, FALSE);
gtk_widget_set_sensitive (view->lower_button, FALSE);
gtk_widget_set_sensitive (view->duplicate_button, FALSE);
gtk_widget_set_sensitive (view->edit_button, FALSE);
gtk_widget_set_sensitive (view->delete_button, FALSE);
view->visible_changed_handler_id = 0;
view->linked_changed_handler_id = 0;
}
static GObject *
gimp_item_tree_view_constructor (GType type,
guint n_params,
GObjectConstructParam *params)
{
GimpContainerTreeView *tree_view;
GimpItemTreeView *item_view;
GObject *object;
GtkTreeViewColumn *column;
object = G_OBJECT_CLASS (parent_class)->constructor (type, n_params, params);
tree_view = GIMP_CONTAINER_TREE_VIEW (object);
item_view = GIMP_ITEM_TREE_VIEW (object);
tree_view->name_cell->mode = GTK_CELL_RENDERER_MODE_EDITABLE;
GTK_CELL_RENDERER_TEXT (tree_view->name_cell)->editable = TRUE;
tree_view->editable_cells = g_list_prepend (tree_view->editable_cells,
tree_view->name_cell);
g_signal_connect (tree_view->name_cell, "edited",
G_CALLBACK (gimp_item_tree_view_name_edited),
item_view);
column = gtk_tree_view_column_new ();
gtk_tree_view_insert_column (tree_view->view, column, 0);
item_view->eye_cell = gimp_cell_renderer_toggle_new (GIMP_STOCK_VISIBLE);
gtk_tree_view_column_pack_start (column, item_view->eye_cell, FALSE);
gtk_tree_view_column_set_attributes (column, item_view->eye_cell,
"active",
item_view->model_column_visible,
NULL);
tree_view->toggle_cells = g_list_prepend (tree_view->toggle_cells,
item_view->eye_cell);
g_signal_connect (item_view->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->chain_cell = gimp_cell_renderer_toggle_new (GIMP_STOCK_LINKED);
gtk_tree_view_column_pack_start (column, item_view->chain_cell, FALSE);
gtk_tree_view_column_set_attributes (column, item_view->chain_cell,
"active",
item_view->model_column_linked,
NULL);
tree_view->toggle_cells = g_list_prepend (tree_view->toggle_cells,
item_view->chain_cell);
g_signal_connect (item_view->chain_cell, "clicked",
G_CALLBACK (gimp_item_tree_view_chain_clicked),
item_view);
return object;
}
static void
gimp_item_tree_view_destroy (GtkObject *object)
{
GimpItemTreeView *view;
view = GIMP_ITEM_TREE_VIEW (object);
if (view->gimage)
gimp_item_tree_view_set_image (view, NULL);
if (view->signal_name)
{
g_free (view->signal_name);
view->signal_name = NULL;
}
GTK_OBJECT_CLASS (parent_class)->destroy (object);
}
GtkWidget *
gimp_item_tree_view_new (gint preview_size,
gint preview_border_width,
GimpImage *gimage,
GType item_type,
const gchar *signal_name,
GimpNewItemFunc new_item_func,
GimpEditItemFunc edit_item_func,
GimpActivateItemFunc activate_item_func,
GimpMenuFactory *menu_factory,
const gchar *menu_identifier)
{
GimpItemTreeView *item_view;
GimpContainerView *view;
GimpContainerTreeView *tree_view;
g_return_val_if_fail (preview_size > 0 &&
preview_size <= GIMP_VIEWABLE_MAX_PREVIEW_SIZE, NULL);
g_return_val_if_fail (preview_border_width >= 0 &&
preview_border_width <= GIMP_PREVIEW_MAX_BORDER_WIDTH,
NULL);
g_return_val_if_fail (gimage == NULL || GIMP_IS_IMAGE (gimage), NULL);
g_return_val_if_fail (signal_name != NULL, NULL);
g_return_val_if_fail (new_item_func != NULL, NULL);
g_return_val_if_fail (edit_item_func != NULL, NULL);
g_return_val_if_fail (activate_item_func != NULL, NULL);
g_return_val_if_fail (GIMP_IS_MENU_FACTORY (menu_factory), NULL);
g_return_val_if_fail (menu_identifier != NULL, NULL);
if (item_type == GIMP_TYPE_LAYER)
{
item_view = g_object_new (GIMP_TYPE_LAYER_TREE_VIEW, NULL);
}
else if (item_type == GIMP_TYPE_CHANNEL)
{
item_view = g_object_new (GIMP_TYPE_CHANNEL_TREE_VIEW, NULL);
}
else if (item_type == GIMP_TYPE_VECTORS)
{
item_view = g_object_new (GIMP_TYPE_VECTORS_TREE_VIEW, NULL);
}
else
{
g_warning ("gimp_item_tree_view_new: unsupported item type '%s'\n",
g_type_name (item_type));
return NULL;
}
view = GIMP_CONTAINER_VIEW (item_view);
tree_view = GIMP_CONTAINER_TREE_VIEW (item_view);
gimp_container_view_construct (GIMP_CONTAINER_VIEW (item_view),
NULL, NULL,
preview_size, preview_border_width, TRUE);
view->dnd_widget = NULL;
gimp_dnd_drag_dest_set_by_type (GTK_WIDGET (tree_view->view),
GTK_DEST_DEFAULT_ALL,
item_type,
GDK_ACTION_MOVE | GDK_ACTION_COPY);
item_view->item_type = item_type;
item_view->signal_name = g_strdup (signal_name);
item_view->new_item_func = new_item_func;
item_view->edit_item_func = edit_item_func;
item_view->activate_item_func = activate_item_func;
gimp_editor_create_menu (GIMP_EDITOR (item_view),
menu_factory, menu_identifier, item_view);
/* connect "drop to new" manually as it makes a difference whether
* it was clicked or dropped
*/
gimp_dnd_viewable_dest_add (item_view->new_button,
item_type,
gimp_item_tree_view_new_dropped,
view);
gimp_container_view_enable_dnd (view,
GTK_BUTTON (item_view->duplicate_button),
item_type);
gimp_container_view_enable_dnd (view,
GTK_BUTTON (item_view->edit_button),
item_type);
gimp_container_view_enable_dnd (view,
GTK_BUTTON (item_view->delete_button),
item_type);
gimp_item_tree_view_set_image (item_view, gimage);
return GTK_WIDGET (item_view);
}
void
gimp_item_tree_view_set_image (GimpItemTreeView *view,
GimpImage *gimage)
{
g_return_if_fail (GIMP_IS_ITEM_TREE_VIEW (view));
g_return_if_fail (! gimage || GIMP_IS_IMAGE (gimage));
g_signal_emit (view, view_signals[SET_IMAGE], 0, gimage);
}
static void
gimp_item_tree_view_real_set_image (GimpItemTreeView *view,
GimpImage *gimage)
{
g_return_if_fail (GIMP_IS_ITEM_TREE_VIEW (view));
g_return_if_fail (! gimage || GIMP_IS_IMAGE (gimage));
if (view->gimage == gimage)
return;
if (view->gimage)
{
g_signal_handlers_disconnect_by_func (view->gimage,
gimp_item_tree_view_item_changed,
view);
g_signal_handlers_disconnect_by_func (view->gimage,
gimp_item_tree_view_size_changed,
view);
gimp_container_view_set_container (GIMP_CONTAINER_VIEW (view), NULL);
}
view->gimage = gimage;
if (view->gimage)
{
GimpContainer *container;
container =
GIMP_ITEM_TREE_VIEW_GET_CLASS (view)->get_container (view->gimage);
gimp_container_view_set_container (GIMP_CONTAINER_VIEW (view), container);
g_signal_connect (view->gimage, view->signal_name,
G_CALLBACK (gimp_item_tree_view_item_changed),
view);
g_signal_connect (view->gimage, "size_changed",
G_CALLBACK (gimp_item_tree_view_size_changed),
view);
gimp_item_tree_view_item_changed (view->gimage, view);
}
gtk_widget_set_sensitive (view->new_button, (view->gimage != NULL));
}
/* GimpContainerView methods */
static void
gimp_item_tree_view_set_container (GimpContainerView *view,
GimpContainer *container)
{
GimpItemTreeView *item_view;
item_view = GIMP_ITEM_TREE_VIEW (view);
if (view->container)
{
gimp_container_remove_handler (view->container,
item_view->visible_changed_handler_id);
gimp_container_remove_handler (view->container,
item_view->linked_changed_handler_id);
item_view->visible_changed_handler_id = 0;
item_view->linked_changed_handler_id = 0;
}
GIMP_CONTAINER_VIEW_CLASS (parent_class)->set_container (view, container);
if (view->container)
{
item_view->visible_changed_handler_id =
gimp_container_add_handler (view->container, "visibility_changed",
G_CALLBACK (gimp_item_tree_view_visible_changed),
view);
item_view->linked_changed_handler_id =
gimp_container_add_handler (view->container, "linked_changed",
G_CALLBACK (gimp_item_tree_view_linked_changed),
view);
}
}
static gpointer
gimp_item_tree_view_insert_item (GimpContainerView *view,
GimpViewable *viewable,
gint index)
{
GimpContainerTreeView *tree_view;
GimpItemTreeView *item_view;
GimpItem *item;
GtkTreeIter *iter;
tree_view = GIMP_CONTAINER_TREE_VIEW (view);
item_view = GIMP_ITEM_TREE_VIEW (view);
iter = GIMP_CONTAINER_VIEW_CLASS (parent_class)->insert_item (view, viewable,
index);
item = GIMP_ITEM (viewable);
gtk_list_store_set (GTK_LIST_STORE (tree_view->model), iter,
item_view->model_column_visible,
gimp_item_get_visible (item),
item_view->model_column_linked,
gimp_item_get_linked (item),
-1);
return iter;
}
static gboolean
gimp_item_tree_view_select_item (GimpContainerView *view,
GimpViewable *item,
gpointer insert_data)
{
GimpItemTreeView *tree_view;
gboolean raise_sensitive = FALSE;
gboolean lower_sensitive = FALSE;
gboolean duplicate_sensitive = FALSE;
gboolean edit_sensitive = FALSE;
gboolean delete_sensitive = FALSE;
gboolean success;
tree_view = GIMP_ITEM_TREE_VIEW (view);
success = GIMP_CONTAINER_VIEW_CLASS (parent_class)->select_item (view, item,
insert_data);
if (item)
{
GimpItemTreeViewClass *item_view_class;
GimpItem *active_item;
gint index;
item_view_class = GIMP_ITEM_TREE_VIEW_GET_CLASS (tree_view);
active_item = item_view_class->get_active_item (tree_view->gimage);
if (active_item != (GimpItem *) item)
{
item_view_class->set_active_item (tree_view->gimage,
GIMP_ITEM (item));
gimp_image_flush (tree_view->gimage);
}
index = gimp_container_get_child_index (view->container,
GIMP_OBJECT (item));
if (view->container->num_children > 1)
{
if (index > 0)
raise_sensitive = TRUE;
if (index < (view->container->num_children - 1))
lower_sensitive = TRUE;
}
duplicate_sensitive = TRUE;
edit_sensitive = TRUE;
delete_sensitive = TRUE;
}
gtk_widget_set_sensitive (tree_view->raise_button, raise_sensitive);
gtk_widget_set_sensitive (tree_view->lower_button, lower_sensitive);
gtk_widget_set_sensitive (tree_view->duplicate_button, duplicate_sensitive);
gtk_widget_set_sensitive (tree_view->edit_button, edit_sensitive);
gtk_widget_set_sensitive (tree_view->delete_button, delete_sensitive);
return success;
}
static void
gimp_item_tree_view_activate_item (GimpContainerView *view,
GimpViewable *item,
gpointer insert_data)
{
GimpItemTreeView *item_view;
item_view = GIMP_ITEM_TREE_VIEW (view);
if (GIMP_CONTAINER_VIEW_CLASS (parent_class)->activate_item)
GIMP_CONTAINER_VIEW_CLASS (parent_class)->activate_item (view,
item,
insert_data);
item_view->activate_item_func (GIMP_ITEM (item));
}
static void
gimp_item_tree_view_context_item (GimpContainerView *view,
GimpViewable *item,
gpointer insert_data)
{
GimpEditor *editor;
if (GIMP_CONTAINER_VIEW_CLASS (parent_class)->context_item)
GIMP_CONTAINER_VIEW_CLASS (parent_class)->context_item (view,
item,
insert_data);
editor = GIMP_EDITOR (view);
if (editor->item_factory)
gimp_item_factory_popup_with_data (editor->item_factory,
editor->item_factory_data,
NULL, NULL, NULL);
}
static gboolean
gimp_item_tree_view_drop_possible (GimpContainerTreeView *tree_view,
GimpViewable *src_viewable,
GimpViewable *dest_viewable,
GtkTreeViewDropPosition drop_pos,
GdkDragAction *drag_action)
{
GimpItemTreeView *item_view;
item_view = GIMP_ITEM_TREE_VIEW (tree_view);
if (gimp_item_get_image (GIMP_ITEM (src_viewable)) !=
gimp_item_get_image (GIMP_ITEM (dest_viewable)))
{
if (drag_action)
*drag_action = GDK_ACTION_COPY;
return TRUE;
}
return GIMP_CONTAINER_TREE_VIEW_CLASS (parent_class)->drop_possible (tree_view,
src_viewable,
dest_viewable,
drop_pos,
drag_action);
}
static void
gimp_item_tree_view_drop (GimpContainerTreeView *tree_view,
GimpViewable *src_viewable,
GimpViewable *dest_viewable,
GtkTreeViewDropPosition drop_pos)
{
GimpContainerView *container_view;
GimpItemTreeView *item_view;
GimpItemTreeViewClass *item_view_class;
GimpObject *src_object;
GimpObject *dest_object;
gint src_index;
gint dest_index;
container_view = GIMP_CONTAINER_VIEW (tree_view);
item_view = GIMP_ITEM_TREE_VIEW (tree_view);
src_object = GIMP_OBJECT (src_viewable);
dest_object = GIMP_OBJECT (dest_viewable);
src_index = gimp_container_get_child_index (container_view->container,
src_object);
dest_index = gimp_container_get_child_index (container_view->container,
dest_object);
item_view_class = GIMP_ITEM_TREE_VIEW_GET_CLASS (item_view);
if (item_view->gimage != gimp_item_get_image (GIMP_ITEM (src_viewable)))
{
GimpItem *new_item;
if (drop_pos == GTK_TREE_VIEW_DROP_AFTER)
dest_index++;
new_item = gimp_item_convert (GIMP_ITEM (src_viewable),
item_view->gimage,
G_TYPE_FROM_INSTANCE (src_viewable),
TRUE);
item_view_class->add_item (item_view->gimage,
new_item,
dest_index);
}
else
{
if (drop_pos == GTK_TREE_VIEW_DROP_AFTER && src_index > dest_index)
{
dest_index++;
}
else if (drop_pos == GTK_TREE_VIEW_DROP_BEFORE && src_index < dest_index)
{
dest_index--;
}
item_view_class->reorder_item (item_view->gimage,
GIMP_ITEM (src_object),
dest_index,
TRUE,
item_view_class->reorder_desc);
}
gimp_image_flush (item_view->gimage);
}
/* "New" functions */
static void
gimp_item_tree_view_new_clicked (GtkWidget *widget,
GimpItemTreeView *view)
{
view->new_item_func (view->gimage, NULL, TRUE);
}
static void
gimp_item_tree_view_new_dropped (GtkWidget *widget,
GimpViewable *viewable,
gpointer data)
{
GimpItemTreeView *view;
view = GIMP_ITEM_TREE_VIEW (data);
if (viewable && gimp_container_have (GIMP_CONTAINER_VIEW (view)->container,
GIMP_OBJECT (viewable)))
{
view->new_item_func (view->gimage, GIMP_ITEM (viewable), FALSE);
gimp_image_flush (view->gimage);
}
}
/* "Duplicate" functions */
static void
gimp_item_tree_view_duplicate_clicked (GtkWidget *widget,
GimpItemTreeView *view)
{
GimpItemTreeViewClass *item_view_class;
GimpItem *item;
item_view_class = GIMP_ITEM_TREE_VIEW_GET_CLASS (view);
item = item_view_class->get_active_item (view->gimage);
if (item)
{
GimpItem *new_item;
new_item = gimp_item_duplicate (item,
G_TYPE_FROM_INSTANCE (item),
TRUE);
if (new_item)
{
item_view_class->add_item (view->gimage, new_item, -1);
gimp_image_flush (view->gimage);
}
}
}
/* "Raise/Lower" functions */
static void
gimp_item_tree_view_raise_clicked (GtkWidget *widget,
GimpItemTreeView *view)
{
GimpItemTreeViewClass *item_view_class;
GimpItem *item;
item_view_class = GIMP_ITEM_TREE_VIEW_GET_CLASS (view);
item = item_view_class->get_active_item (view->gimage);
if (item)
{
GimpContainer *container;
gint index;
container = GIMP_CONTAINER_VIEW (view)->container;
index = gimp_container_get_child_index (container, GIMP_OBJECT (item));
if (index > 0)
{
item_view_class->reorder_item (view->gimage, item, index - 1, TRUE,
item_view_class->raise_desc);
gimp_image_flush (view->gimage);
}
}
}
static void
gimp_item_tree_view_raise_extended_clicked (GtkWidget *widget,
guint state,
GimpItemTreeView *view)
{
GimpItemTreeViewClass *item_view_class;
GimpItem *item;
item_view_class = GIMP_ITEM_TREE_VIEW_GET_CLASS (view);
item = item_view_class->get_active_item (view->gimage);
if (item)
{
GimpContainer *container;
gint index;
container = GIMP_CONTAINER_VIEW (view)->container;
index = gimp_container_get_child_index (container, GIMP_OBJECT (item));
if ((state & GDK_SHIFT_MASK) && (index > 0))
{
item_view_class->reorder_item (view->gimage, item, 0, TRUE,
item_view_class->raise_to_top_desc);
gimp_image_flush (view->gimage);
}
}
}
static void
gimp_item_tree_view_lower_clicked (GtkWidget *widget,
GimpItemTreeView *view)
{
GimpItemTreeViewClass *item_view_class;
GimpItem *item;
item_view_class = GIMP_ITEM_TREE_VIEW_GET_CLASS (view);
item = item_view_class->get_active_item (view->gimage);
if (item)
{
GimpContainer *container;
gint index;
container = GIMP_CONTAINER_VIEW (view)->container;
index = gimp_container_get_child_index (container, GIMP_OBJECT (item));
if (index < container->num_children - 1)
{
item_view_class->reorder_item (view->gimage, item, index + 1, TRUE,
item_view_class->lower_desc);
gimp_image_flush (view->gimage);
}
}
}
static void
gimp_item_tree_view_lower_extended_clicked (GtkWidget *widget,
guint state,
GimpItemTreeView *view)
{
GimpItemTreeViewClass *item_view_class;
GimpItem *item;
item_view_class = GIMP_ITEM_TREE_VIEW_GET_CLASS (view);
item = item_view_class->get_active_item (view->gimage);
if (item)
{
GimpContainer *container;
gint index;
container = GIMP_CONTAINER_VIEW (view)->container;
index = gimp_container_get_child_index (container, GIMP_OBJECT (item));
if ((state & GDK_SHIFT_MASK) && (index < container->num_children - 1))
{
item_view_class->reorder_item (view->gimage, item,
container->num_children - 1, TRUE,
item_view_class->lower_to_bottom_desc);
gimp_image_flush (view->gimage);
}
}
}
/* "Edit" functions */
static void
gimp_item_tree_view_edit_clicked (GtkWidget *widget,
GimpItemTreeView *view)
{
GimpItem *item;
item = GIMP_ITEM_TREE_VIEW_GET_CLASS (view)->get_active_item (view->gimage);
if (item)
view->edit_item_func (item);
}
/* "Delete" functions */
static void
gimp_item_tree_view_delete_clicked (GtkWidget *widget,
GimpItemTreeView *view)
{
GimpItemTreeViewClass *item_view_class;
GimpItem *item;
item_view_class = GIMP_ITEM_TREE_VIEW_GET_CLASS (view);
item = item_view_class->get_active_item (view->gimage);
if (item)
{
item_view_class->remove_item (view->gimage, item);
gimp_image_flush (view->gimage);
}
}
/* GimpImage callbacks */
static void
gimp_item_tree_view_item_changed (GimpImage *gimage,
GimpItemTreeView *view)
{
GimpItem *item;
item = GIMP_ITEM_TREE_VIEW_GET_CLASS (view)->get_active_item (view->gimage);
gimp_container_view_select_item (GIMP_CONTAINER_VIEW (view),
(GimpViewable *) item);
}
static void
gimp_item_tree_view_size_changed (GimpImage *gimage,
GimpItemTreeView *view)
{
GimpContainerView *container_view;
container_view = GIMP_CONTAINER_VIEW (view);
gimp_container_view_set_preview_size (GIMP_CONTAINER_VIEW (view),
container_view->preview_size,
container_view->preview_border_width);
}
static void
gimp_item_tree_view_name_edited (GtkCellRendererText *cell,
const gchar *path_str,
const gchar *new_text,
GimpItemTreeView *view)
{
GimpContainerTreeView *tree_view;
GtkTreePath *path;
GtkTreeIter iter;
tree_view = GIMP_CONTAINER_TREE_VIEW (view);
path = gtk_tree_path_new_from_string (path_str);
if (gtk_tree_model_get_iter (tree_view->model, &iter, path))
{
GimpPreviewRenderer *renderer;
GimpItem *item;
gtk_tree_model_get (tree_view->model, &iter,
tree_view->model_column_renderer, &renderer,
-1);
item = GIMP_ITEM (renderer->viewable);
gimp_item_rename (item, new_text);
gimp_image_flush (gimp_item_get_image (item));
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;
GimpContainerTreeView *tree_view;
GtkTreeIter *iter;
container_view = GIMP_CONTAINER_VIEW (view);
tree_view = GIMP_CONTAINER_TREE_VIEW (view);
iter = g_hash_table_lookup (container_view->hash_table, item);
if (iter)
gtk_list_store_set (GTK_LIST_STORE (tree_view->model), iter,
view->model_column_visible,
gimp_item_get_visible (item),
-1);
}
static void
gimp_item_tree_view_eye_clicked (GtkCellRendererToggle *toggle,
gchar *path_str,
GdkModifierType state,
GimpItemTreeView *view)
{
GimpContainerTreeView *tree_view;
GtkTreePath *path;
GtkTreeIter iter;
tree_view = GIMP_CONTAINER_TREE_VIEW (view);
path = gtk_tree_path_new_from_string (path_str);
if (gtk_tree_model_get_iter (tree_view->model, &iter, path))
{
GimpPreviewRenderer *renderer;
GimpItem *item;
GimpImage *gimage;
gboolean active;
gtk_tree_model_get (tree_view->model, &iter,
tree_view->model_column_renderer, &renderer,
-1);
g_object_get (toggle,
"active", &active,
NULL);
item = GIMP_ITEM (renderer->viewable);
g_object_unref (renderer);
gimage = gimp_item_get_image (item);
if (state & GDK_SHIFT_MASK)
{
GList *visible = NULL;
GList *invisible = NULL;
GList *list;
gboolean iter_valid;
for (iter_valid = gtk_tree_model_get_iter_first (tree_view->model,
&iter);
iter_valid;
iter_valid = gtk_tree_model_iter_next (tree_view->model,
&iter))
{
gtk_tree_model_get (tree_view->model, &iter,
tree_view->model_column_renderer, &renderer,
-1);
if ((GimpItem *) renderer->viewable != item)
{
if (gimp_item_get_visible (GIMP_ITEM (renderer->viewable)))
visible = g_list_prepend (visible, renderer->viewable);
else
invisible = g_list_prepend (invisible, renderer->viewable);
}
g_object_unref (renderer);
}
if (visible || invisible)
gimp_image_undo_group_start (gimage,
GIMP_UNDO_GROUP_ITEM_VISIBILITY,
_("Set Item Exclusive Visible"));
gimp_item_set_visible (item, TRUE, TRUE);
if (visible)
{
for (list = visible; list; list = g_list_next (list))
gimp_item_set_visible (GIMP_ITEM (list->data), FALSE, TRUE);
}
else if (invisible)
{
for (list = invisible; list; list = g_list_next (list))
gimp_item_set_visible (GIMP_ITEM (list->data), TRUE, TRUE);
}
if (visible || invisible)
gimp_image_undo_group_end (gimage);
g_list_free (visible);
g_list_free (invisible);
}
else
{
gimp_item_set_visible (item, ! active, TRUE);
}
gimp_image_flush (gimage);
}
gtk_tree_path_free (path);
}
/* "Linked" callbacks */
static void
gimp_item_tree_view_linked_changed (GimpItem *item,
GimpItemTreeView *view)
{
GimpContainerView *container_view;
GimpContainerTreeView *tree_view;
GtkTreeIter *iter;
container_view = GIMP_CONTAINER_VIEW (view);
tree_view = GIMP_CONTAINER_TREE_VIEW (view);
iter = g_hash_table_lookup (container_view->hash_table, item);
if (iter)
gtk_list_store_set (GTK_LIST_STORE (tree_view->model), iter,
view->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)
{
GimpContainerTreeView *tree_view;
GtkTreePath *path;
GtkTreeIter iter;
tree_view = GIMP_CONTAINER_TREE_VIEW (view);
path = gtk_tree_path_new_from_string (path_str);
if (gtk_tree_model_get_iter (tree_view->model, &iter, path))
{
GimpPreviewRenderer *renderer;
GimpItem *item;
gboolean linked;
gtk_tree_model_get (tree_view->model, &iter,
tree_view->model_column_renderer, &renderer,
-1);
g_object_get (toggle,
"active", &linked,
NULL);
item = GIMP_ITEM (renderer->viewable);
gimp_item_set_linked (item, ! linked, TRUE);
g_object_unref (renderer);
}
gtk_tree_path_free (path);
}
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