gimp/app/widgets/gimpmenudock.c

634 lines
22 KiB
C

/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimpmenudock.c
* Copyright (C) 2001-2004 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 "libgimpbase/gimpbase.h"
#include "libgimpwidgets/gimpwidgets.h"
#include "widgets-types.h"
#include "core/gimp.h"
#include "core/gimpcontext.h"
#include "core/gimpimage.h"
#include "core/gimplist.h"
#include "gimpdialogfactory.h"
#include "gimpcontainercombobox.h"
#include "gimpcontainerview.h"
#include "gimpdockable.h"
#include "gimpdockbook.h"
#include "gimphelp-ids.h"
#include "gimpmenudock.h"
#include "gimpsessioninfo-aux.h"
#include "gimp-intl.h"
#define DEFAULT_MINIMAL_WIDTH 200
#define DEFAULT_MENU_VIEW_SIZE GTK_ICON_SIZE_SMALL_TOOLBAR
static GObject * gimp_menu_dock_constructor (GType type,
guint n_params,
GObjectConstructParam *params);
static void gimp_menu_dock_destroy (GtkObject *object);
static void gimp_menu_dock_style_set (GtkWidget *widget,
GtkStyle *prev_style);
static void gimp_menu_dock_setup (GimpDock *dock,
const GimpDock *template);
static void gimp_menu_dock_set_aux_info (GimpDock *dock,
GList *aux_info);
static GList *gimp_menu_dock_get_aux_info (GimpDock *dock);
static gchar *gimp_menu_dock_get_title (GimpDock *dock);
static void gimp_menu_dock_book_added (GimpDock *dock,
GimpDockbook *dockbook);
static void gimp_menu_dock_book_removed (GimpDock *dock,
GimpDockbook *dockbook);
static void gimp_menu_dock_dockbook_changed (GimpDockbook *dockbook,
GimpDockable *dockable,
GimpMenuDock *dock);
static void gimp_menu_dock_factory_display_changed (GimpContext *context,
GimpObject *display,
GimpDock *dock);
static void gimp_menu_dock_factory_image_changed (GimpContext *context,
GimpImage *image,
GimpDock *dock);
static void gimp_menu_dock_image_changed (GimpContext *context,
GimpImage *image,
GimpDock *dock);
static void gimp_menu_dock_auto_clicked (GtkWidget *widget,
GimpDock *dock);
G_DEFINE_TYPE (GimpMenuDock, gimp_menu_dock, GIMP_TYPE_DOCK)
#define parent_class gimp_menu_dock_parent_class
static void
gimp_menu_dock_class_init (GimpMenuDockClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GtkObjectClass *gtk_object_class = GTK_OBJECT_CLASS (klass);
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
GimpDockClass *dock_class = GIMP_DOCK_CLASS (klass);
object_class->constructor = gimp_menu_dock_constructor;
gtk_object_class->destroy = gimp_menu_dock_destroy;
widget_class->style_set = gimp_menu_dock_style_set;
dock_class->setup = gimp_menu_dock_setup;
dock_class->set_aux_info = gimp_menu_dock_set_aux_info;
dock_class->get_aux_info = gimp_menu_dock_get_aux_info;
dock_class->get_title = gimp_menu_dock_get_title;
dock_class->book_added = gimp_menu_dock_book_added;
dock_class->book_removed = gimp_menu_dock_book_removed;
gtk_widget_class_install_style_property (widget_class,
g_param_spec_int ("minimal-width",
NULL, NULL,
0,
G_MAXINT,
DEFAULT_MINIMAL_WIDTH,
GIMP_PARAM_READABLE));
gtk_widget_class_install_style_property (widget_class,
g_param_spec_enum ("menu-preview-size",
NULL, NULL,
GTK_TYPE_ICON_SIZE,
DEFAULT_MENU_VIEW_SIZE,
GIMP_PARAM_READABLE));
}
static void
gimp_menu_dock_init (GimpMenuDock *dock)
{
GtkWidget *hbox;
dock->image_container = NULL;
dock->display_container = NULL;
dock->show_image_menu = FALSE;
dock->auto_follow_active = TRUE;
hbox = gtk_hbox_new (FALSE, 2);
gtk_box_pack_start (GTK_BOX (gimp_dock_get_main_vbox (GIMP_DOCK (dock))), hbox,
FALSE, FALSE, 0);
gtk_box_reorder_child (GTK_BOX (gimp_dock_get_main_vbox (GIMP_DOCK (dock))), hbox, 0);
if (dock->show_image_menu)
gtk_widget_show (hbox);
dock->image_combo = gimp_container_combo_box_new (NULL, NULL, 16, 1);
gtk_box_pack_start (GTK_BOX (hbox), dock->image_combo, TRUE, TRUE, 0);
gtk_widget_show (dock->image_combo);
g_signal_connect (dock->image_combo, "destroy",
G_CALLBACK (gtk_widget_destroyed),
&dock->image_combo);
gimp_help_set_help_data (dock->image_combo, NULL, GIMP_HELP_DOCK_IMAGE_MENU);
dock->auto_button = gtk_toggle_button_new_with_label (_("Auto"));
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (dock->auto_button),
dock->auto_follow_active);
gtk_box_pack_start (GTK_BOX (hbox), dock->auto_button, FALSE, FALSE, 0);
gtk_widget_show (dock->auto_button);
g_signal_connect (dock->auto_button, "clicked",
G_CALLBACK (gimp_menu_dock_auto_clicked),
dock);
gimp_help_set_help_data (dock->auto_button,
_("When enabled the dialog automatically "
"follows the image you are working on."),
GIMP_HELP_DOCK_AUTO_BUTTON);
}
static GObject *
gimp_menu_dock_constructor (GType type,
guint n_params,
GObjectConstructParam *params)
{
GObject *object;
GimpMenuDock *dock;
object = G_OBJECT_CLASS (parent_class)->constructor (type, n_params, params);
dock = GIMP_MENU_DOCK (object);
return object;
}
static void
gimp_menu_dock_destroy (GtkObject *object)
{
GimpMenuDock *dock = GIMP_MENU_DOCK (object);
/* remove the image menu and the auto button manually here because
* of weird cross-connections with GimpDock's context
*/
if (gimp_dock_get_main_vbox (GIMP_DOCK (dock)) && dock->image_combo)
{
GtkWidget *parent = gtk_widget_get_parent (dock->image_combo);
if (parent)
gtk_container_remove (GTK_CONTAINER (gimp_dock_get_main_vbox (GIMP_DOCK (dock))),
parent);
}
GTK_OBJECT_CLASS (parent_class)->destroy (object);
}
static void
gimp_menu_dock_style_set (GtkWidget *widget,
GtkStyle *prev_style)
{
GimpMenuDock *menu_dock = GIMP_MENU_DOCK (widget);
GtkStyle *button_style;
gint minimal_width;
GtkIconSize menu_view_size;
GtkSettings *settings;
gint menu_view_width = 18;
gint menu_view_height = 18;
gint focus_line_width;
gint focus_padding;
gint ythickness;
GTK_WIDGET_CLASS (parent_class)->style_set (widget, prev_style);
gtk_widget_style_get (widget,
"minimal-width", &minimal_width,
"menu-preview-size", &menu_view_size,
NULL);
settings = gtk_widget_get_settings (menu_dock->image_combo);
gtk_icon_size_lookup_for_settings (settings,
menu_view_size,
&menu_view_width,
&menu_view_height);
gtk_widget_style_get (menu_dock->auto_button,
"focus-line-width", &focus_line_width,
"focus-padding", &focus_padding,
NULL);
button_style = gtk_widget_get_style (widget);
ythickness = button_style->ythickness;
gtk_widget_set_size_request (widget, minimal_width, -1);
gimp_container_view_set_view_size (GIMP_CONTAINER_VIEW (menu_dock->image_combo),
menu_view_height, 1);
gtk_widget_set_size_request (menu_dock->auto_button, -1,
menu_view_height +
2 * (1 /* CHILD_SPACING */ +
ythickness +
focus_padding +
focus_line_width));
}
static void
gimp_menu_dock_setup (GimpDock *dock,
const GimpDock *template)
{
if (GIMP_IS_MENU_DOCK (template))
{
gboolean auto_follow_active;
gboolean show_image_menu;
auto_follow_active = GIMP_MENU_DOCK (template)->auto_follow_active;
show_image_menu = GIMP_MENU_DOCK (template)->show_image_menu;
gimp_menu_dock_set_auto_follow_active (GIMP_MENU_DOCK (dock),
auto_follow_active);
gimp_menu_dock_set_show_image_menu (GIMP_MENU_DOCK (dock),
show_image_menu);
}
}
#define AUX_INFO_SHOW_IMAGE_MENU "show-image-menu"
#define AUX_INFO_FOLLOW_ACTIVE_IMAGE "follow-active-image"
static void
gimp_menu_dock_set_aux_info (GimpDock *dock,
GList *aux_info)
{
GimpMenuDock *menu_dock = GIMP_MENU_DOCK (dock);
GList *list;
gboolean menu_shown = menu_dock->show_image_menu;
gboolean auto_follow = menu_dock->auto_follow_active;
for (list = aux_info; list; list = g_list_next (list))
{
GimpSessionInfoAux *aux = list->data;
if (! strcmp (aux->name, AUX_INFO_SHOW_IMAGE_MENU))
{
menu_shown = ! g_ascii_strcasecmp (aux->value, "true");
}
else if (! strcmp (aux->name, AUX_INFO_FOLLOW_ACTIVE_IMAGE))
{
auto_follow = ! g_ascii_strcasecmp (aux->value, "true");
}
}
if (menu_shown != menu_dock->show_image_menu)
gimp_menu_dock_set_show_image_menu (menu_dock, menu_shown);
if (auto_follow != menu_dock->auto_follow_active)
gimp_menu_dock_set_auto_follow_active (menu_dock, auto_follow);
}
static GList *
gimp_menu_dock_get_aux_info (GimpDock *dock)
{
GimpMenuDock *menu_dock = GIMP_MENU_DOCK (dock);
GList *aux_info = NULL;
GimpSessionInfoAux *aux;
aux = gimp_session_info_aux_new (AUX_INFO_SHOW_IMAGE_MENU,
menu_dock->show_image_menu ?
"true" : "false");
aux_info = g_list_append (aux_info, aux);
aux = gimp_session_info_aux_new (AUX_INFO_FOLLOW_ACTIVE_IMAGE,
menu_dock->auto_follow_active ?
"true" : "false");
aux_info = g_list_append (aux_info, aux);
return aux_info;
}
static void
gimp_menu_dock_book_added (GimpDock *dock,
GimpDockbook *dockbook)
{
g_signal_connect (dockbook, "dockable-added",
G_CALLBACK (gimp_menu_dock_dockbook_changed),
dock);
g_signal_connect (dockbook, "dockable-removed",
G_CALLBACK (gimp_menu_dock_dockbook_changed),
dock);
g_signal_connect (dockbook, "dockable-reordered",
G_CALLBACK (gimp_menu_dock_dockbook_changed),
dock);
gimp_dock_invalidate_title (GIMP_DOCK (dock));
GIMP_DOCK_CLASS (parent_class)->book_added (dock, dockbook);
}
static void
gimp_menu_dock_book_removed (GimpDock *dock,
GimpDockbook *dockbook)
{
g_signal_handlers_disconnect_by_func (dockbook,
gimp_menu_dock_dockbook_changed,
dock);
gimp_dock_invalidate_title (GIMP_DOCK (dock));
GIMP_DOCK_CLASS (parent_class)->book_removed (dock, dockbook);
}
GtkWidget *
gimp_menu_dock_new (GimpDialogFactory *dialog_factory,
GimpContainer *image_container,
GimpContainer *display_container)
{
GimpMenuDock *menu_dock;
GimpContext *context;
GtkSettings *settings;
gint menu_view_width;
gint menu_view_height;
g_return_val_if_fail (GIMP_IS_DIALOG_FACTORY (dialog_factory), NULL);
g_return_val_if_fail (GIMP_IS_CONTAINER (image_container), NULL);
g_return_val_if_fail (GIMP_IS_CONTAINER (display_container), NULL);
/* Create a separate context per dock so that docks can be bound to
* a specific image and does not necessarily have to follow the
* active image in the user context
*/
context = gimp_context_new (dialog_factory->context->gimp,
"Dock Context", NULL);
menu_dock = g_object_new (GIMP_TYPE_MENU_DOCK,
"context", context,
"dialog-factory", dialog_factory,
NULL);
g_object_unref (context);
menu_dock->image_container = image_container;
menu_dock->display_container = display_container;
gimp_help_connect (GTK_WIDGET (menu_dock), gimp_standard_help_func,
GIMP_HELP_DOCK, NULL);
gimp_context_define_properties (context,
GIMP_CONTEXT_ALL_PROPS_MASK &
~(GIMP_CONTEXT_IMAGE_MASK |
GIMP_CONTEXT_DISPLAY_MASK),
FALSE);
gimp_context_set_parent (context, dialog_factory->context);
if (menu_dock->auto_follow_active)
{
if (gimp_context_get_display (dialog_factory->context))
gimp_context_copy_property (dialog_factory->context, context,
GIMP_CONTEXT_PROP_DISPLAY);
else
gimp_context_copy_property (dialog_factory->context, context,
GIMP_CONTEXT_PROP_IMAGE);
}
g_signal_connect_object (dialog_factory->context, "display-changed",
G_CALLBACK (gimp_menu_dock_factory_display_changed),
menu_dock,
0);
g_signal_connect_object (dialog_factory->context, "image-changed",
G_CALLBACK (gimp_menu_dock_factory_image_changed),
menu_dock,
0);
g_signal_connect_object (context, "image-changed",
G_CALLBACK (gimp_menu_dock_image_changed),
menu_dock,
0);
settings = gtk_widget_get_settings (GTK_WIDGET (menu_dock));
gtk_icon_size_lookup_for_settings (settings,
DEFAULT_MENU_VIEW_SIZE,
&menu_view_width,
&menu_view_height);
g_object_set (menu_dock->image_combo,
"container", image_container,
"context", context,
NULL);
return GTK_WIDGET (menu_dock);
}
void
gimp_menu_dock_set_auto_follow_active (GimpMenuDock *menu_dock,
gboolean auto_follow_active)
{
g_return_if_fail (GIMP_IS_MENU_DOCK (menu_dock));
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (menu_dock->auto_button),
auto_follow_active ? TRUE : FALSE);
}
void
gimp_menu_dock_set_show_image_menu (GimpMenuDock *menu_dock,
gboolean show)
{
GtkWidget *parent;
g_return_if_fail (GIMP_IS_MENU_DOCK (menu_dock));
parent = gtk_widget_get_parent (menu_dock->image_combo);
if (show)
gtk_widget_show (parent);
else
gtk_widget_hide (parent);
menu_dock->show_image_menu = show ? TRUE : FALSE;
}
static void
gimp_menu_dock_dockbook_changed (GimpDockbook *dockbook,
GimpDockable *dockable,
GimpMenuDock *dock)
{
gimp_dock_invalidate_title (GIMP_DOCK (dock));
}
static gchar *
gimp_menu_dock_get_title (GimpDock *dock)
{
GString *title;
GList *list;
title = g_string_new (NULL);
for (list = gimp_dock_get_dockbooks (dock);
list;
list = g_list_next (list))
{
GimpDockbook *dockbook = list->data;
GList *children;
GList *child;
children = gtk_container_get_children (GTK_CONTAINER (dockbook));
for (child = children; child; child = g_list_next (child))
{
GimpDockable *dockable = child->data;
g_string_append (title, dockable->name);
if (g_list_next (child))
g_string_append (title, ", ");
}
g_list_free (children);
if (g_list_next (list))
g_string_append (title, " - ");
}
return g_string_free (title, FALSE);
}
static void
gimp_menu_dock_factory_display_changed (GimpContext *context,
GimpObject *display,
GimpDock *dock)
{
GimpMenuDock *menu_dock = GIMP_MENU_DOCK (dock);
if (display && menu_dock->auto_follow_active)
gimp_context_set_display (gimp_dock_get_context (dock), display);
}
static void
gimp_menu_dock_factory_image_changed (GimpContext *context,
GimpImage *image,
GimpDock *dock)
{
GimpMenuDock *menu_dock = GIMP_MENU_DOCK (dock);
/* won't do anything if we already set the display above */
if (image && menu_dock->auto_follow_active)
gimp_context_set_image (gimp_dock_get_context (dock), image);
}
static void
gimp_menu_dock_image_changed (GimpContext *context,
GimpImage *image,
GimpDock *dock)
{
GimpMenuDock *menu_dock = GIMP_MENU_DOCK (dock);
GimpContainer *image_container = menu_dock->image_container;
GimpContainer *display_container = menu_dock->display_container;
if (image == NULL && ! gimp_container_is_empty (image_container))
{
image = GIMP_IMAGE (gimp_container_get_first_child (image_container));
/* this invokes this function recursively but we don't enter
* the if() branch the second time
*/
gimp_context_set_image (context, image);
/* stop the emission of the original signal (the emission of
* the recursive signal is finished)
*/
g_signal_stop_emission_by_name (context, "image-changed");
}
else if (image != NULL && ! gimp_container_is_empty (display_container))
{
GimpObject *display;
GimpImage *display_image;
gboolean find_display = TRUE;
display = gimp_context_get_display (context);
if (display)
{
g_object_get (display, "image", &display_image, NULL);
if (display_image)
{
g_object_unref (display_image);
if (display_image == image)
find_display = FALSE;
}
}
if (find_display)
{
GList *list;
for (list = GIMP_LIST (display_container)->list;
list;
list = g_list_next (list))
{
display = GIMP_OBJECT (list->data);
g_object_get (display, "image", &display_image, NULL);
if (display_image)
{
g_object_unref (display_image);
if (display_image == image)
{
/* this invokes this function recursively but we
* don't enter the if(find_display) branch the
* second time
*/
gimp_context_set_display (context, display);
/* don't stop signal emission here because the
* context's image was not changed by the
* recursive call
*/
break;
}
}
}
}
}
}
static void
gimp_menu_dock_auto_clicked (GtkWidget *widget,
GimpDock *dock)
{
GimpMenuDock *menu_dock = GIMP_MENU_DOCK (dock);
gimp_toggle_button_update (widget, &menu_dock->auto_follow_active);
if (menu_dock->auto_follow_active)
{
gimp_context_copy_properties (gimp_dock_get_dialog_factory (dock)->context,
gimp_dock_get_context (dock),
GIMP_CONTEXT_DISPLAY_MASK |
GIMP_CONTEXT_IMAGE_MASK);
}
}