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gimp/app/gui/gui.c

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/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* 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 <stdlib.h>
#include <gegl.h>
#include <gtk/gtk.h>
#include "libgimpbase/gimpbase.h"
#include "libgimpwidgets/gimpwidgets.h"
#include "libgimpwidgets/gimpwidgets-private.h"
#include "gui-types.h"
#include "config/gimpguiconfig.h"
#include "core/gimp.h"
#include "core/gimpcontainer.h"
#include "core/gimpcontext.h"
#include "core/gimpimage.h"
#include "core/gimptoolinfo.h"
#include "plug-in/gimpenvirontable.h"
#include "plug-in/gimppluginmanager.h"
#include "display/gimpdisplay.h"
#include "display/gimpdisplay-foreach.h"
#include "display/gimpdisplayshell.h"
#include "display/gimpstatusbar.h"
#include "tools/gimp-tools.h"
#include "widgets/gimpclipboard.h"
#include "widgets/gimpcolorselectorpalette.h"
#include "widgets/gimpcontrollers.h"
#include "widgets/gimpdevices.h"
#include "widgets/gimpdialogfactory.h"
#include "widgets/gimpdnd.h"
#include "widgets/gimprender.h"
#include "widgets/gimphelp.h"
#include "widgets/gimphelp-ids.h"
#include "widgets/gimpmenufactory.h"
#include "widgets/gimpmessagebox.h"
#include "widgets/gimpsessioninfo.h"
#include "widgets/gimpuimanager.h"
#include "widgets/gimpwidgets-utils.h"
#include "actions/actions.h"
#include "actions/windows-commands.h"
#include "menus/menus.h"
#include "dialogs/dialogs.h"
#include "color-history.h"
#include "gimpuiconfigurer.h"
#include "gui.h"
#include "gui-unique.h"
#include "gui-vtable.h"
#include "session.h"
#include "splash.h"
#include "themes.h"
#ifdef GDK_WINDOWING_QUARTZ
#include "ige-mac-menu.h"
#endif /* GDK_WINDOWING_QUARTZ */
#include "gimp-intl.h"
/* local function prototypes */
static gchar * gui_sanity_check (void);
static void gui_help_func (const gchar *help_id,
gpointer help_data);
static gboolean gui_get_background_func (GimpRGB *color);
static gboolean gui_get_foreground_func (GimpRGB *color);
static void gui_initialize_after_callback (Gimp *gimp,
GimpInitStatusFunc callback);
static void gui_restore_callback (Gimp *gimp,
GimpInitStatusFunc callback);
static void gui_restore_after_callback (Gimp *gimp,
GimpInitStatusFunc callback);
static gboolean gui_exit_callback (Gimp *gimp,
gboolean force);
static gboolean gui_exit_after_callback (Gimp *gimp,
gboolean force);
static void gui_show_tooltips_notify (GimpGuiConfig *gui_config,
GParamSpec *pspec,
Gimp *gimp);
static void gui_show_help_button_notify (GimpGuiConfig *gui_config,
GParamSpec *pspec,
Gimp *gimp);
static void gui_user_manual_notify (GimpGuiConfig *gui_config,
GParamSpec *pspec,
Gimp *gimp);
static void gui_single_window_mode_notify (GimpGuiConfig *gui_config,
GParamSpec *pspec,
GimpUIConfigurer *ui_configurer);
static void gui_tearoff_menus_notify (GimpGuiConfig *gui_config,
GParamSpec *pspec,
GtkUIManager *manager);
static void gui_global_buffer_changed (Gimp *gimp);
static void gui_menu_show_tooltip (GimpUIManager *manager,
const gchar *tooltip,
Gimp *gimp);
static void gui_menu_hide_tooltip (GimpUIManager *manager,
Gimp *gimp);
static void gui_display_changed (GimpContext *context,
GimpDisplay *display,
Gimp *gimp);
/* private variables */
static Gimp *the_gui_gimp = NULL;
static GimpUIManager *image_ui_manager = NULL;
static GimpUIConfigurer *ui_configurer = NULL;
/* public functions */
void
gui_libs_init (GOptionContext *context)
{
g_return_if_fail (context != NULL);
g_option_context_add_group (context, gtk_get_option_group (TRUE));
}
void
gui_abort (const gchar *abort_message)
{
GtkWidget *dialog;
GtkWidget *box;
g_return_if_fail (abort_message != NULL);
dialog = gimp_dialog_new (_("GIMP Message"), "gimp-abort",
NULL, GTK_DIALOG_MODAL, NULL, NULL,
GTK_STOCK_OK, GTK_RESPONSE_OK,
NULL);
gtk_window_set_resizable (GTK_WINDOW (dialog), FALSE);
box = g_object_new (GIMP_TYPE_MESSAGE_BOX,
"stock-id", GIMP_STOCK_WILBER_EEK,
"border-width", 12,
NULL);
gimp_message_box_set_text (GIMP_MESSAGE_BOX (box), "%s", abort_message);
gtk_box_pack_start (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dialog))),
box, TRUE, TRUE, 0);
gtk_widget_show (box);
gimp_dialog_run (GIMP_DIALOG (dialog));
exit (EXIT_FAILURE);
}
GimpInitStatusFunc
gui_init (Gimp *gimp,
gboolean no_splash)
{
GimpInitStatusFunc status_callback = NULL;
GdkScreen *screen;
gchar *abort_message;
g_return_val_if_fail (GIMP_IS_GIMP (gimp), NULL);
g_return_val_if_fail (the_gui_gimp == NULL, NULL);
abort_message = gui_sanity_check ();
if (abort_message)
gui_abort (abort_message);
the_gui_gimp = gimp;
gui_unique_init (gimp);
gimp_widgets_init (gui_help_func,
gui_get_foreground_func,
gui_get_background_func,
NULL);
g_type_class_ref (GIMP_TYPE_COLOR_SELECT);
/* disable automatic startup notification */
gtk_window_set_auto_startup_notification (FALSE);
gimp_dnd_init (gimp);
themes_init (gimp);
screen = gdk_screen_get_default ();
gtk_widget_set_default_colormap (gdk_screen_get_rgb_colormap (screen));
if (! no_splash)
{
splash_create (gimp->be_verbose);
status_callback = splash_update;
}
g_signal_connect_after (gimp, "initialize",
G_CALLBACK (gui_initialize_after_callback),
NULL);
g_signal_connect (gimp, "restore",
G_CALLBACK (gui_restore_callback),
NULL);
g_signal_connect_after (gimp, "restore",
G_CALLBACK (gui_restore_after_callback),
NULL);
g_signal_connect (gimp, "exit",
G_CALLBACK (gui_exit_callback),
NULL);
g_signal_connect_after (gimp, "exit",
G_CALLBACK (gui_exit_after_callback),
NULL);
return status_callback;
}
/* private functions */
static gchar *
gui_sanity_check (void)
{
#define GTK_REQUIRED_MAJOR 2
#define GTK_REQUIRED_MINOR 24
#define GTK_REQUIRED_MICRO 10
const gchar *mismatch = gtk_check_version (GTK_REQUIRED_MAJOR,
GTK_REQUIRED_MINOR,
GTK_REQUIRED_MICRO);
if (mismatch)
{
return g_strdup_printf
("%s\n\n"
"GIMP requires GTK+ version %d.%d.%d or later.\n"
"Installed GTK+ version is %d.%d.%d.\n\n"
"Somehow you or your software packager managed\n"
"to install GIMP with an older GTK+ version.\n\n"
"Please upgrade to GTK+ version %d.%d.%d or later.",
mismatch,
GTK_REQUIRED_MAJOR, GTK_REQUIRED_MINOR, GTK_REQUIRED_MICRO,
gtk_major_version, gtk_minor_version, gtk_micro_version,
GTK_REQUIRED_MAJOR, GTK_REQUIRED_MINOR, GTK_REQUIRED_MICRO);
}
#undef GTK_REQUIRED_MAJOR
#undef GTK_REQUIRED_MINOR
#undef GTK_REQUIRED_MICRO
return NULL;
}
static void
gui_help_func (const gchar *help_id,
gpointer help_data)
{
g_return_if_fail (GIMP_IS_GIMP (the_gui_gimp));
gimp_help (the_gui_gimp, NULL, NULL, help_id);
}
static gboolean
gui_get_foreground_func (GimpRGB *color)
{
g_return_val_if_fail (color != NULL, FALSE);
g_return_val_if_fail (GIMP_IS_GIMP (the_gui_gimp), FALSE);
gimp_context_get_foreground (gimp_get_user_context (the_gui_gimp), color);
return TRUE;
}
static gboolean
gui_get_background_func (GimpRGB *color)
{
g_return_val_if_fail (color != NULL, FALSE);
g_return_val_if_fail (GIMP_IS_GIMP (the_gui_gimp), FALSE);
gimp_context_get_background (gimp_get_user_context (the_gui_gimp), color);
return TRUE;
}
static void
gui_initialize_after_callback (Gimp *gimp,
GimpInitStatusFunc status_callback)
{
const gchar *name = NULL;
g_return_if_fail (GIMP_IS_GIMP (gimp));
if (gimp->be_verbose)
g_print ("INIT: %s\n", G_STRFUNC);
#if defined (GDK_WINDOWING_X11)
name = "DISPLAY";
#elif defined (GDK_WINDOWING_DIRECTFB) || defined (GDK_WINDOWING_FB)
name = "GDK_DISPLAY";
#endif
/* TODO: Need to care about display migration with GTK+ 2.2 at some point */
if (name)
{
gchar *display = gdk_get_display ();
gimp_environ_table_add (gimp->plug_in_manager->environ_table,
name, display, NULL);
g_free (display);
}
gimp_tools_init (gimp);
gimp_context_set_tool (gimp_get_user_context (gimp),
gimp_tool_info_get_standard (gimp));
}
static void
gui_restore_callback (Gimp *gimp,
GimpInitStatusFunc status_callback)
{
GimpDisplayConfig *display_config = GIMP_DISPLAY_CONFIG (gimp->config);
GimpGuiConfig *gui_config = GIMP_GUI_CONFIG (gimp->config);
if (gimp->be_verbose)
g_print ("INIT: %s\n", G_STRFUNC);
gui_vtable_init (gimp);
if (! gui_config->show_tooltips)
gimp_help_disable_tooltips ();
g_signal_connect (gui_config, "notify::show-tooltips",
G_CALLBACK (gui_show_tooltips_notify),
gimp);
gimp_dialogs_show_help_button (gui_config->use_help &&
gui_config->show_help_button);
g_signal_connect (gui_config, "notify::use-help",
G_CALLBACK (gui_show_help_button_notify),
gimp);
g_signal_connect (gui_config, "notify::user-manual-online",
G_CALLBACK (gui_user_manual_notify),
gimp);
g_signal_connect (gui_config, "notify::show-help-button",
G_CALLBACK (gui_show_help_button_notify),
gimp);
g_signal_connect (gimp_get_user_context (gimp), "display-changed",
G_CALLBACK (gui_display_changed),
gimp);
/* make sure the monitor resolution is valid */
if (display_config->monitor_res_from_gdk ||
display_config->monitor_xres < GIMP_MIN_RESOLUTION ||
display_config->monitor_yres < GIMP_MIN_RESOLUTION)
{
gdouble xres, yres;
gimp_get_screen_resolution (NULL, &xres, &yres);
g_object_set (gimp->config,
"monitor-xresolution", xres,
"monitor-yresolution", yres,
"monitor-resolution-from-windowing-system", TRUE,
NULL);
}
actions_init (gimp);
menus_init (gimp, global_action_factory);
gimp_render_init (gimp);
dialogs_init (gimp, global_menu_factory);
gimp_clipboard_init (gimp);
gimp_clipboard_set_buffer (gimp, gimp->global_buffer);
g_signal_connect (gimp, "buffer-changed",
G_CALLBACK (gui_global_buffer_changed),
NULL);
gimp_devices_init (gimp);
gimp_controllers_init (gimp);
session_init (gimp);
g_type_class_unref (g_type_class_ref (GIMP_TYPE_COLOR_SELECTOR_PALETTE));
/* initialize the document history */
status_callback (NULL, _("Documents"), 0.9);
gimp_recent_list_load (gimp);
status_callback (NULL, _("Tool Options"), 1.0);
gimp_tools_restore (gimp);
}
#ifdef GDK_WINDOWING_QUARTZ
static void
gui_add_to_app_menu (GimpUIManager *ui_manager,
IgeMacMenuGroup *group,
const gchar *action_path,
const gchar *label)
{
GtkWidget *item;
item = gtk_ui_manager_get_widget (GTK_UI_MANAGER (ui_manager), action_path);
if (GTK_IS_MENU_ITEM (item))
ige_mac_menu_add_app_menu_item (group, GTK_MENU_ITEM (item), label);
}
#endif
static void
gui_restore_after_callback (Gimp *gimp,
GimpInitStatusFunc status_callback)
{
GimpGuiConfig *gui_config = GIMP_GUI_CONFIG (gimp->config);
GimpDisplay *display;
if (gimp->be_verbose)
g_print ("INIT: %s\n", G_STRFUNC);
gimp->message_handler = GIMP_MESSAGE_BOX;
if (gui_config->restore_accels)
menus_restore (gimp);
ui_configurer = g_object_new (GIMP_TYPE_UI_CONFIGURER,
"gimp", gimp,
NULL);
image_ui_manager = gimp_menu_factory_manager_new (global_menu_factory,
"<Image>",
gimp,
gui_config->tearoff_menus);
gimp_ui_manager_update (image_ui_manager, gimp);
#ifdef GDK_WINDOWING_QUARTZ
{
IgeMacMenuGroup *group;
GtkWidget *menu;
GtkWidget *item;
menu = gtk_ui_manager_get_widget (GTK_UI_MANAGER (image_ui_manager),
"/dummy-menubar/image-popup");
if (GTK_IS_MENU_ITEM (menu))
menu = gtk_menu_item_get_submenu (GTK_MENU_ITEM (menu));
ige_mac_menu_set_menu_bar (GTK_MENU_SHELL (menu));
item = gtk_ui_manager_get_widget (GTK_UI_MANAGER (image_ui_manager),
"/dummy-menubar/image-popup/File/file-quit");
if (GTK_IS_MENU_ITEM (item))
ige_mac_menu_set_quit_menu_item (GTK_MENU_ITEM (item));
/* the about group */
group = ige_mac_menu_add_app_menu_group ();
gui_add_to_app_menu (image_ui_manager, group,
"/dummy-menubar/image-popup/Help/dialogs-about",
_("About GIMP"));
/* the preferences group */
group = ige_mac_menu_add_app_menu_group ();
#define PREFERENCES "/dummy-menubar/image-popup/Edit/Preferences/"
gui_add_to_app_menu (image_ui_manager, group,
PREFERENCES "dialogs-preferences", NULL);
gui_add_to_app_menu (image_ui_manager, group,
PREFERENCES "dialogs-input-devices", NULL);
gui_add_to_app_menu (image_ui_manager, group,
PREFERENCES "dialogs-keyboard-shortcuts", NULL);
gui_add_to_app_menu (image_ui_manager, group,
PREFERENCES "dialogs-module-dialog", NULL);
gui_add_to_app_menu (image_ui_manager, group,
PREFERENCES "plug-in-unit-editor", NULL);
#undef PREFERENCES
}
#endif /* GDK_WINDOWING_QUARTZ */
g_signal_connect_object (gui_config, "notify::single-window-mode",
G_CALLBACK (gui_single_window_mode_notify),
ui_configurer, 0);
g_signal_connect_object (gui_config, "notify::tearoff-menus",
G_CALLBACK (gui_tearoff_menus_notify),
image_ui_manager, 0);
g_signal_connect (image_ui_manager, "show-tooltip",
G_CALLBACK (gui_menu_show_tooltip),
gimp);
g_signal_connect (image_ui_manager, "hide-tooltip",
G_CALLBACK (gui_menu_hide_tooltip),
gimp);
gimp_devices_restore (gimp);
gimp_controllers_restore (gimp, image_ui_manager);
if (status_callback == splash_update)
splash_destroy ();
color_history_restore (gimp);
if (gimp_get_show_gui (gimp))
{
GimpDisplayShell *shell;
/* create the empty display */
display = GIMP_DISPLAY (gimp_create_display (gimp,
NULL,
GIMP_UNIT_PIXEL,
1.0));
shell = gimp_display_get_shell (display);
if (gui_config->restore_session)
session_restore (gimp);
/* move keyboard focus to the display */
gtk_window_present (GTK_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (shell))));
}
/* indicate that the application has finished loading */
gdk_notify_startup_complete ();
}
static gboolean
gui_exit_callback (Gimp *gimp,
gboolean force)
{
GimpGuiConfig *gui_config = GIMP_GUI_CONFIG (gimp->config);
if (gimp->be_verbose)
g_print ("EXIT: %s\n", G_STRFUNC);
if (! force && gimp_displays_dirty (gimp))
{
gimp_dialog_factory_dialog_raise (gimp_dialog_factory_get_singleton (),
gdk_screen_get_default (),
"gimp-quit-dialog", -1);
return TRUE; /* stop exit for now */
}
gimp->message_handler = GIMP_CONSOLE;
gui_unique_exit ();
if (gui_config->save_session_info)
session_save (gimp, FALSE);
color_history_save (gimp);
if (gui_config->save_accels)
menus_save (gimp, FALSE);
if (gui_config->save_device_status)
gimp_devices_save (gimp, FALSE);
if (TRUE /* gui_config->save_controllers */)
gimp_controllers_save (gimp);
g_signal_handlers_disconnect_by_func (gimp_get_user_context (gimp),
gui_display_changed,
gimp);
gimp_displays_delete (gimp);
gimp_tools_save (gimp, gui_config->save_tool_options, FALSE);
gimp_tools_exit (gimp);
return FALSE; /* continue exiting */
}
static gboolean
gui_exit_after_callback (Gimp *gimp,
gboolean force)
{
if (gimp->be_verbose)
g_print ("EXIT: %s\n", G_STRFUNC);
g_signal_handlers_disconnect_by_func (gimp->config,
gui_show_help_button_notify,
gimp);
g_signal_handlers_disconnect_by_func (gimp->config,
gui_user_manual_notify,
gimp);
g_signal_handlers_disconnect_by_func (gimp->config,
gui_show_tooltips_notify,
gimp);
g_object_unref (image_ui_manager);
image_ui_manager = NULL;
g_object_unref (ui_configurer);
ui_configurer = NULL;
session_exit (gimp);
menus_exit (gimp);
actions_exit (gimp);
gimp_render_exit (gimp);
gimp_controllers_exit (gimp);
gimp_devices_exit (gimp);
dialogs_exit (gimp);
g_signal_handlers_disconnect_by_func (gimp,
G_CALLBACK (gui_global_buffer_changed),
NULL);
gimp_clipboard_exit (gimp);
themes_exit (gimp);
g_type_class_unref (g_type_class_peek (GIMP_TYPE_COLOR_SELECT));
return FALSE; /* continue exiting */
}
static void
gui_show_tooltips_notify (GimpGuiConfig *gui_config,
GParamSpec *param_spec,
Gimp *gimp)
{
if (gui_config->show_tooltips)
gimp_help_enable_tooltips ();
else
gimp_help_disable_tooltips ();
}
static void
gui_show_help_button_notify (GimpGuiConfig *gui_config,
GParamSpec *param_spec,
Gimp *gimp)
{
gimp_dialogs_show_help_button (gui_config->use_help &&
gui_config->show_help_button);
}
static void
gui_user_manual_notify (GimpGuiConfig *gui_config,
GParamSpec *param_spec,
Gimp *gimp)
{
gimp_help_user_manual_changed (gimp);
}
static void
gui_single_window_mode_notify (GimpGuiConfig *gui_config,
GParamSpec *pspec,
GimpUIConfigurer *ui_configurer)
{
gimp_ui_configurer_configure (ui_configurer,
gui_config->single_window_mode);
}
static void
gui_tearoff_menus_notify (GimpGuiConfig *gui_config,
GParamSpec *pspec,
GtkUIManager *manager)
{
gtk_ui_manager_set_add_tearoffs (manager, gui_config->tearoff_menus);
}
static void
gui_global_buffer_changed (Gimp *gimp)
{
gimp_clipboard_set_buffer (gimp, gimp->global_buffer);
}
static void
gui_menu_show_tooltip (GimpUIManager *manager,
const gchar *tooltip,
Gimp *gimp)
{
GimpContext *context = gimp_get_user_context (gimp);
GimpDisplay *display = gimp_context_get_display (context);
if (display)
{
GimpDisplayShell *shell = gimp_display_get_shell (display);
GimpStatusbar *statusbar = gimp_display_shell_get_statusbar (shell);
gimp_statusbar_push (statusbar, "menu-tooltip",
NULL, "%s", tooltip);
}
}
static void
gui_menu_hide_tooltip (GimpUIManager *manager,
Gimp *gimp)
{
GimpContext *context = gimp_get_user_context (gimp);
GimpDisplay *display = gimp_context_get_display (context);
if (display)
{
GimpDisplayShell *shell = gimp_display_get_shell (display);
GimpStatusbar *statusbar = gimp_display_shell_get_statusbar (shell);
gimp_statusbar_pop (statusbar, "menu-tooltip");
}
}
static void
gui_display_changed (GimpContext *context,
GimpDisplay *display,
Gimp *gimp)
{
if (! display)
{
GimpImage *image = gimp_context_get_image (context);
if (image)
{
GList *list;
for (list = gimp_get_display_iter (gimp);
list;
list = g_list_next (list))
{
GimpDisplay *display2 = list->data;
if (gimp_display_get_image (display2) == image)
{
gimp_context_set_display (context, display2);
/* stop the emission of the original signal
* (the emission of the recursive signal is finished)
*/
g_signal_stop_emission_by_name (context, "display-changed");
return;
}
}
gimp_context_set_image (context, NULL);
}
}
gimp_ui_manager_update (image_ui_manager, display);
}
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