gimp/libgimp/gimpui.c

153 lines
4.0 KiB
C

/* LIBGIMP - The GIMP Library
* Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include "config.h"
#include <stdlib.h>
#include <gtk/gtk.h>
#include "libgimpmodule/gimpmodule.h"
#include "gimp.h"
#include "gimpui.h"
#include "libgimpwidgets/gimpwidgets.h"
#include "libgimpwidgets/gimpwidgets-private.h"
/* local function prototypes */
static void gimp_ui_help_func (const gchar *help_id,
gpointer help_data);
static void gimp_ensure_modules (void);
/* public functions */
/**
* gimp_ui_init:
* @prog_name: The name of the plug-in which will be passed as argv[0] to
* gtk_init(). It's a convention to use the name of the
* executable and _not_ the PDB procedure name or something.
* @preview: This parameter is unused and exists for historical
* reasons only.
*
* This function initializes GTK+ with gtk_init() and initializes GDK's
* image rendering subsystem (GdkRGB) to follow the GIMP main program's
* colormap allocation/installation policy.
*
* The GIMP's colormap policy can be determinded by the user with the
* gimprc variables @min_colors and @install_cmap.
**/
void
gimp_ui_init (const gchar *prog_name,
gboolean preview)
{
static gboolean initialized = FALSE;
const gchar *display_name;
gint argc;
gchar **argv;
gchar *themerc;
GdkScreen *screen;
g_return_if_fail (prog_name != NULL);
if (initialized)
return;
display_name = gimp_display_name ();
if (display_name)
{
const gchar *var_name = NULL;
#if defined (GDK_WINDOWING_X11)
var_name = "DISPLAY";
#elif defined (GDK_WINDOWING_DIRECTFB) || defined (GDK_WINDOWING_FB)
var_name = "GDK_DISPLAY";
#endif
if (var_name)
putenv (g_strdup_printf ("%s=%s", var_name, display_name));
}
argc = 2;
argv = g_new (gchar *, 2);
argv[0] = g_strdup (prog_name);
argv[1] = g_strdup_printf ("--class=%s", gimp_wm_class ());
gtk_init (&argc, &argv);
themerc = gimp_personal_rc_file ("themerc");
gtk_rc_add_default_file (themerc);
g_free (themerc);
gdk_rgb_set_min_colors (gimp_min_colors ());
gdk_rgb_set_install (gimp_install_cmap ());
screen = gdk_screen_get_default ();
gtk_widget_set_default_colormap (gdk_screen_get_rgb_colormap (screen));
gimp_widgets_init (gimp_ui_help_func,
gimp_context_get_foreground,
gimp_context_get_background,
gimp_ensure_modules);
if (! gimp_show_tool_tips ())
gimp_help_disable_tooltips ();
gimp_dialogs_show_help_button (gimp_show_help_button ());
initialized = TRUE;
}
/* private functions */
static void
gimp_ui_help_func (const gchar *help_id,
gpointer help_data)
{
gimp_help (NULL, help_id);
}
static void
gimp_ensure_modules (void)
{
static GimpModuleDB *module_db = NULL;
if (! module_db)
{
gchar *load_inhibit;
gchar *module_path;
load_inhibit = gimp_get_module_load_inhibit ();
module_path = gimp_gimprc_query ("module-path");
module_db = gimp_module_db_new (FALSE);
gimp_module_db_set_load_inhibit (module_db, load_inhibit);
gimp_module_db_load (module_db, module_path);
g_free (load_inhibit);
g_free (module_path);
}
}