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gimp/app/widgets/gimpdock.c

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/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimpdock.c
* Copyright (C) 2001-2005 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 "libgimpwidgets/gimpwidgets.h"
#include "widgets-types.h"
#include "config/gimpguiconfig.h"
#include "core/gimp.h"
#include "core/gimpcontext.h"
#include "core/gimpmarshal.h"
#include "gimpdialogfactory.h"
#include "gimpdock.h"
#include "gimpdockable.h"
#include "gimpdockbook.h"
#include "gimpdockseparator.h"
#include "gimpmessagebox.h"
#include "gimpmessagedialog.h"
#include "gimpwidgets-utils.h"
#include "gimp-intl.h"
#define DEFAULT_DOCK_HEIGHT 300
enum
{
PROP_0,
PROP_CONTEXT,
PROP_DIALOG_FACTORY
};
enum
{
BOOK_ADDED,
BOOK_REMOVED,
LAST_SIGNAL
};
static GObject * gimp_dock_constructor (GType type,
guint n_params,
GObjectConstructParam *params);
static void gimp_dock_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec);
static void gimp_dock_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec);
static void gimp_dock_destroy (GtkObject *object);
static gboolean gimp_dock_delete_event (GtkWidget *widget,
GdkEventAny *event);
static gboolean gimp_dock_key_press_event (GtkWidget *widget,
GdkEventKey *kevent);
static void gimp_dock_style_set (GtkWidget *widget,
GtkStyle *prev_style);
static void gimp_dock_real_book_added (GimpDock *dock,
GimpDockbook *dockbook);
static void gimp_dock_real_book_removed (GimpDock *dock,
GimpDockbook *dockbook);
G_DEFINE_TYPE (GimpDock, gimp_dock, GTK_TYPE_WINDOW)
#define parent_class gimp_dock_parent_class
static guint dock_signals[LAST_SIGNAL] = { 0 };
static void
gimp_dock_class_init (GimpDockClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GtkObjectClass *gtk_object_class = GTK_OBJECT_CLASS (klass);
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
dock_signals[BOOK_ADDED] =
g_signal_new ("book-added",
G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_FIRST,
G_STRUCT_OFFSET (GimpDockClass, book_added),
NULL, NULL,
gimp_marshal_VOID__OBJECT,
G_TYPE_NONE, 1,
GIMP_TYPE_DOCKBOOK);
dock_signals[BOOK_REMOVED] =
g_signal_new ("book-removed",
G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_FIRST,
G_STRUCT_OFFSET (GimpDockClass, book_removed),
NULL, NULL,
gimp_marshal_VOID__OBJECT,
G_TYPE_NONE, 1,
GIMP_TYPE_DOCKBOOK);
object_class->constructor = gimp_dock_constructor;
object_class->set_property = gimp_dock_set_property;
object_class->get_property = gimp_dock_get_property;
gtk_object_class->destroy = gimp_dock_destroy;
widget_class->delete_event = gimp_dock_delete_event;
widget_class->key_press_event = gimp_dock_key_press_event;
widget_class->style_set = gimp_dock_style_set;
klass->setup = NULL;
klass->book_added = gimp_dock_real_book_added;
klass->book_removed = gimp_dock_real_book_removed;
g_object_class_install_property (object_class, PROP_CONTEXT,
g_param_spec_object ("context", NULL, NULL,
GIMP_TYPE_CONTEXT,
GIMP_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property (object_class, PROP_DIALOG_FACTORY,
g_param_spec_object ("dialog-factory",
NULL, NULL,
GIMP_TYPE_DIALOG_FACTORY,
GIMP_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
gtk_widget_class_install_style_property (widget_class,
g_param_spec_int ("default-height",
NULL, NULL,
-1, G_MAXINT,
DEFAULT_DOCK_HEIGHT,
GIMP_PARAM_READABLE));
}
static void
gimp_dock_init (GimpDock *dock)
{
GtkWidget *separator;
dock->context = NULL;
dock->dialog_factory = NULL;
dock->dockbooks = NULL;
gtk_window_set_role (GTK_WINDOW (dock), "gimp-dock");
gtk_window_set_resizable (GTK_WINDOW (dock), TRUE);
dock->main_vbox = gtk_vbox_new (FALSE, 0);
gtk_container_add (GTK_CONTAINER (dock), dock->main_vbox);
gtk_widget_show (dock->main_vbox);
dock->vbox = gtk_vbox_new (FALSE, 0);
gtk_container_add (GTK_CONTAINER (dock->main_vbox), dock->vbox);
gtk_widget_show (dock->vbox);
separator = gimp_dock_separator_new (dock);
gtk_box_pack_start (GTK_BOX (dock->vbox), separator, FALSE, FALSE, 0);
gtk_widget_show (separator);
}
static GObject *
gimp_dock_constructor (GType type,
guint n_params,
GObjectConstructParam *params)
{
GObject *object;
GimpDock *dock;
GimpGuiConfig *config;
object = G_OBJECT_CLASS (parent_class)->constructor (type, n_params, params);
dock = GIMP_DOCK (object);
g_assert (GIMP_IS_CONTEXT (dock->context));
g_assert (GIMP_IS_DIALOG_FACTORY (dock->dialog_factory));
config = GIMP_GUI_CONFIG (dock->context->gimp->config);
gimp_window_set_hint (GTK_WINDOW (dock), config->dock_window_hint);
return object;
}
static void
gimp_dock_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
GimpDock *dock = GIMP_DOCK (object);
switch (property_id)
{
case PROP_CONTEXT:
dock->context = GIMP_CONTEXT (g_value_dup_object (value));
break;
case PROP_DIALOG_FACTORY:
dock->dialog_factory = GIMP_DIALOG_FACTORY (g_value_get_object (value));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
gimp_dock_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
GimpDock *dock = GIMP_DOCK (object);
switch (property_id)
{
case PROP_CONTEXT:
g_value_set_object (value, dock->context);
break;
case PROP_DIALOG_FACTORY:
g_value_set_object (value, dock->dialog_factory);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
gimp_dock_destroy (GtkObject *object)
{
GimpDock *dock = GIMP_DOCK (object);
while (dock->dockbooks)
gimp_dock_remove_book (dock, GIMP_DOCKBOOK (dock->dockbooks->data));
if (dock->context)
{
g_object_unref (dock->context);
dock->context = NULL;
}
GTK_OBJECT_CLASS (parent_class)->destroy (object);
}
static gboolean
gimp_dock_delete_event (GtkWidget *widget,
GdkEventAny *event)
{
GimpDock *dock = GIMP_DOCK (widget);
gboolean retval = FALSE;
GList *list;
gint n;
for (list = dock->dockbooks, n = 0; list; list = list->next)
n += gtk_notebook_get_n_pages (GTK_NOTEBOOK (list->data));
if (n > 1)
{
GtkWidget *dialog =
gimp_message_dialog_new (_("Close all Tabs?"),
GIMP_STOCK_WARNING,
widget, GTK_DIALOG_MODAL,
NULL, NULL,
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
_("Close all Tabs"), GTK_RESPONSE_OK,
NULL);
gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
GTK_RESPONSE_OK,
GTK_RESPONSE_CANCEL,
-1);
gimp_message_box_set_primary_text (GIMP_MESSAGE_DIALOG (dialog)->box,
_("Close all tabs?"));
gimp_message_box_set_text (GIMP_MESSAGE_DIALOG (dialog)->box,
ngettext ("This window has %d tab open. "
"Closing the window will also close "
"all its tabs.",
"This window has %d tabs open. "
"Closing the window will also close "
"all its tabs.", n), n);
retval = (gimp_dialog_run (GIMP_DIALOG (dialog)) != GTK_RESPONSE_OK);
gtk_widget_destroy (dialog);
}
return retval;
}
static gboolean
gimp_dock_key_press_event (GtkWidget *widget,
GdkEventKey *event)
{
GtkWindow *window = GTK_WINDOW (widget);
GtkWidget *focus = gtk_window_get_focus (window);
gboolean handled = FALSE;
/* we're overriding the GtkWindow implementation here to give
* the focus widget precedence over unmodified accelerators
* before the accelerator activation scheme.
*/
/* text widgets get all key events first */
if (G_UNLIKELY (GTK_IS_EDITABLE (focus) || GTK_IS_TEXT_VIEW (focus)))
handled = gtk_window_propagate_key_event (window, event);
/* invoke control/alt accelerators */
if (! handled && event->state & (GDK_CONTROL_MASK | GDK_MOD1_MASK))
handled = gtk_window_activate_key (window, event);
/* invoke focus widget handlers */
if (! handled)
handled = gtk_window_propagate_key_event (window, event);
/* invoke non-(control/alt) accelerators */
if (! handled && ! (event->state & (GDK_CONTROL_MASK | GDK_MOD1_MASK)))
handled = gtk_window_activate_key (window, event);
/* chain up, bypassing gtk_window_key_press(), to invoke binding set */
if (! handled)
handled = GTK_WIDGET_CLASS (g_type_class_peek (g_type_parent (GTK_TYPE_WINDOW)))->key_press_event (widget, event);
return handled;
}
static void
gimp_dock_style_set (GtkWidget *widget,
GtkStyle *prev_style)
{
gint default_height;
if (GTK_WIDGET_CLASS (parent_class)->style_set)
GTK_WIDGET_CLASS (parent_class)->style_set (widget, prev_style);
gtk_widget_style_get (widget, "default-height", &default_height, NULL);
gtk_window_set_default_size (GTK_WINDOW (widget), -1, default_height);
}
static void
gimp_dock_real_book_added (GimpDock *dock,
GimpDockbook *dockbook)
{
}
static void
gimp_dock_real_book_removed (GimpDock *dock,
GimpDockbook *dockbook)
{
if (dock->dockbooks == NULL)
gtk_widget_destroy (GTK_WIDGET (dock));
}
/* public functions */
void
gimp_dock_setup (GimpDock *dock,
const GimpDock *template)
{
g_return_if_fail (GIMP_IS_DOCK (dock));
g_return_if_fail (GIMP_IS_DOCK (template));
if (GIMP_DOCK_GET_CLASS (dock)->setup)
GIMP_DOCK_GET_CLASS (dock)->setup (dock, template);
}
void
gimp_dock_set_aux_info (GimpDock *dock,
GList *aux_info)
{
g_return_if_fail (GIMP_IS_DOCK (dock));
if (GIMP_DOCK_GET_CLASS (dock)->set_aux_info)
GIMP_DOCK_GET_CLASS (dock)->set_aux_info (dock, aux_info);
}
GList *
gimp_dock_get_aux_info (GimpDock *dock)
{
g_return_val_if_fail (GIMP_IS_DOCK (dock), NULL);
if (GIMP_DOCK_GET_CLASS (dock)->get_aux_info)
return GIMP_DOCK_GET_CLASS (dock)->get_aux_info (dock);
return NULL;
}
void
gimp_dock_add (GimpDock *dock,
GimpDockable *dockable,
gint section,
gint position)
{
GimpDockbook *dockbook;
g_return_if_fail (GIMP_IS_DOCK (dock));
g_return_if_fail (GIMP_IS_DOCKABLE (dockable));
g_return_if_fail (dockable->dockbook == NULL);
dockbook = GIMP_DOCKBOOK (dock->dockbooks->data);
gimp_dockbook_add (dockbook, dockable, position);
}
void
gimp_dock_remove (GimpDock *dock,
GimpDockable *dockable)
{
g_return_if_fail (GIMP_IS_DOCK (dock));
g_return_if_fail (GIMP_IS_DOCKABLE (dockable));
g_return_if_fail (dockable->dockbook != NULL);
g_return_if_fail (dockable->dockbook->dock == dock);
gimp_dockbook_remove (dockable->dockbook, dockable);
}
void
gimp_dock_add_book (GimpDock *dock,
GimpDockbook *dockbook,
gint index)
{
gint old_length;
g_return_if_fail (GIMP_IS_DOCK (dock));
g_return_if_fail (GIMP_IS_DOCKBOOK (dockbook));
g_return_if_fail (dockbook->dock == NULL);
old_length = g_list_length (dock->dockbooks);
if (index >= old_length || index < 0)
index = old_length;
dockbook->dock = dock;
dock->dockbooks = g_list_insert (dock->dockbooks, dockbook, index);
if (old_length == 0)
{
GtkWidget *separator;
gtk_box_pack_start (GTK_BOX (dock->vbox), GTK_WIDGET (dockbook),
TRUE, TRUE, 0);
separator = gimp_dock_separator_new (dock);
gtk_box_pack_end (GTK_BOX (dock->vbox), separator, FALSE, FALSE, 0);
gtk_widget_show (separator);
}
else
{
GtkWidget *old_book;
GtkWidget *parent;
GtkWidget *paned;
if (index == 0)
old_book = g_list_nth_data (dock->dockbooks, index + 1);
else
old_book = g_list_nth_data (dock->dockbooks, index - 1);
parent = old_book->parent;
if ((old_length > 1) && (index > 0))
{
GtkWidget *grandparent;
grandparent = parent->parent;
old_book = parent;
parent = grandparent;
}
g_object_ref (old_book);
gtk_container_remove (GTK_CONTAINER (parent), old_book);
paned = gtk_vpaned_new ();
if (GTK_IS_VPANED (parent))
gtk_paned_pack1 (GTK_PANED (parent), paned, TRUE, FALSE);
else
gtk_box_pack_start (GTK_BOX (parent), paned, TRUE, TRUE, 0);
gtk_widget_show (paned);
if (index == 0)
{
gtk_paned_pack1 (GTK_PANED (paned), GTK_WIDGET (dockbook),
TRUE, FALSE);
gtk_paned_pack2 (GTK_PANED (paned), old_book,
TRUE, FALSE);
}
else
{
gtk_paned_pack1 (GTK_PANED (paned), old_book,
TRUE, FALSE);
gtk_paned_pack2 (GTK_PANED (paned), GTK_WIDGET (dockbook),
TRUE, FALSE);
}
g_object_unref (old_book);
}
gtk_widget_show (GTK_WIDGET (dockbook));
g_signal_emit (dock, dock_signals[BOOK_ADDED], 0, dockbook);
}
void
gimp_dock_remove_book (GimpDock *dock,
GimpDockbook *dockbook)
{
gint old_length;
gint index;
g_return_if_fail (GIMP_IS_DOCK (dock));
g_return_if_fail (GIMP_IS_DOCKBOOK (dockbook));
g_return_if_fail (dockbook->dock == dock);
old_length = g_list_length (dock->dockbooks);
index = g_list_index (dock->dockbooks, dockbook);
dockbook->dock = NULL;
dock->dockbooks = g_list_remove (dock->dockbooks, dockbook);
g_object_ref (dockbook);
if (old_length == 1)
{
GtkWidget *separator;
GList *children;
children = gtk_container_get_children (GTK_CONTAINER (dock->vbox));
separator = g_list_nth_data (children, 2);
gtk_container_remove (GTK_CONTAINER (dock->vbox), separator);
gtk_container_remove (GTK_CONTAINER (dock->vbox), GTK_WIDGET (dockbook));
g_list_free (children);
}
else
{
GtkWidget *other_book;
GtkWidget *parent;
GtkWidget *grandparent;
parent = GTK_WIDGET (dockbook)->parent;
grandparent = parent->parent;
if (index == 0)
other_book = GTK_PANED (parent)->child2;
else
other_book = GTK_PANED (parent)->child1;
g_object_ref (other_book);
gtk_container_remove (GTK_CONTAINER (parent), other_book);
gtk_container_remove (GTK_CONTAINER (parent), GTK_WIDGET (dockbook));
gtk_container_remove (GTK_CONTAINER (grandparent), parent);
if (GTK_IS_VPANED (grandparent))
gtk_paned_pack1 (GTK_PANED (grandparent), other_book, TRUE, FALSE);
else
gtk_box_pack_start (GTK_BOX (dock->vbox), other_book, TRUE, TRUE, 0);
g_object_unref (other_book);
}
g_signal_emit (dock, dock_signals[BOOK_REMOVED], 0, dockbook);
g_object_unref (dockbook);
}
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