mirror of https://github.com/GNOME/gimp.git
573 lines
13 KiB
C
573 lines
13 KiB
C
/* The GIMP -- an image manipulation program
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include "config.h"
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#include <stdlib.h>
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#include <stdio.h>
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#include <gtk/gtk.h>
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#include "libgimpbase/gimpbase.h"
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#include "libgimpwidgets/gimpwidgets.h"
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#include "gui-types.h"
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#include "core/gimp.h"
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#include "core/gimpcontainer.h"
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#include "core/gimpcontext.h"
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#include "core/gimpdatafiles.h"
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#include "core/gimpimage.h"
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#include "display/gimpdisplay.h"
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#include "display/gimpdisplay-foreach.h"
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#include "display/gimpdisplayshell.h"
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#include "display/gimpdisplayshell-render.h"
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#include "widgets/gimpdevices.h"
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#include "widgets/gimpdialogfactory.h"
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#include "widgets/gimpitemfactory.h"
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#include "widgets/gimpwidgets-utils.h"
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#include "brush-select.h"
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#include "color-select.h"
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#include "device-status-dialog.h"
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#include "dialogs.h"
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#include "error-console-dialog.h"
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#include "file-open-dialog.h"
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#include "file-save-dialog.h"
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#include "gradient-select.h"
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#include "gui.h"
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#include "menus.h"
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#include "palette-select.h"
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#include "pattern-select.h"
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#include "session.h"
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#include "tool-options-dialog.h"
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#include "toolbox.h"
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#include "gimprc.h"
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#include "libgimp/gimpintl.h"
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#include "pixmaps/wilber2.xpm"
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/* local function prototypes */
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static void gui_main (Gimp *gimp);
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static void gui_main_quit (Gimp *gimp);
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static void gui_set_busy (Gimp *gimp);
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static void gui_unset_busy (Gimp *gimp);
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static void gui_message (Gimp *gimp,
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const gchar *message);
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static GimpObject * gui_display_new (GimpImage *gimage,
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guint scale);
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static gint gui_rotate_the_shield_harmonics (GtkWidget *widget,
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GdkEvent *eevent,
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gpointer data);
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static void gui_really_quit_callback (GtkWidget *button,
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gboolean quit,
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gpointer data);
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static void gui_display_changed (GimpContext *context,
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GimpDisplay *display,
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gpointer data);
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static void gui_image_disconnect (GimpImage *gimage,
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gpointer data);
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/* private variables */
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static GQuark image_disconnect_handler_id = 0;
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static GHashTable *themes_hash = NULL;
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/* public functions */
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static void
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gui_themes_dir_foreach_func (const gchar *filename,
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gpointer loader_data)
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{
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Gimp *gimp;
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gchar *basename;
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gimp = (Gimp *) loader_data;
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basename = g_path_get_basename (filename);
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if (gimp->be_verbose)
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g_print (_("Adding theme '%s' (%s)\n"), basename, filename);
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g_hash_table_insert (themes_hash,
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basename,
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g_strdup (filename));
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}
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void
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gui_libs_init (gint *argc,
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gchar ***argv)
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{
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#ifdef HAVE_PUTENV
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gchar *display_env;
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#endif
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g_return_if_fail (argc != NULL);
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g_return_if_fail (argv != NULL);
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gtk_init (argc, argv);
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#ifdef HAVE_PUTENV
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display_env = g_strconcat ("DISPLAY=", gdk_get_display (), NULL);
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putenv (display_env);
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#endif
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gimp_widgets_init ();
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}
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void
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gui_themes_init (Gimp *gimp)
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{
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gchar *theme_dir;
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gchar *gtkrc;
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g_return_if_fail (GIMP_IS_GIMP (gimp));
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themes_hash = g_hash_table_new_full (g_str_hash,
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g_str_equal,
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g_free,
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g_free);
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if (gimprc.theme_path)
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{
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gimp_datafiles_read_directories (gimprc.theme_path,
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TYPE_DIRECTORY,
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gui_themes_dir_foreach_func,
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gimp);
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}
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if (gimprc.theme)
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theme_dir = g_hash_table_lookup (themes_hash, gimprc.theme);
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else
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theme_dir = g_hash_table_lookup (themes_hash, "Default");
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if (theme_dir)
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{
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gtkrc = g_build_filename (theme_dir, "gtkrc", NULL);
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}
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else
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{
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/* get the hardcoded default theme gtkrc */
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gtkrc = g_strdup (gimp_gtkrc ());
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}
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if (gimp->be_verbose)
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g_print (_("Parsing '%s'\n"), gtkrc);
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gtk_rc_parse (gtkrc);
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g_free (gtkrc);
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/* parse the user gtkrc */
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gtkrc = gimp_personal_rc_file ("gtkrc");
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if (gimp->be_verbose)
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g_print (_("Parsing '%s'\n"), gtkrc);
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gtk_rc_parse (gtkrc);
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g_free (gtkrc);
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/* tooltips */
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gimp_help_init ();
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if (! gimprc.show_tool_tips)
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gimp_help_disable_tooltips ();
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gimprc.min_colors = CLAMP (gimprc.min_colors, 27, 256);
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gdk_rgb_set_min_colors (gimprc.min_colors);
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gdk_rgb_set_install (gimprc.install_cmap);
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gtk_widget_set_default_colormap (gdk_rgb_get_colormap ());
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}
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void
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gui_init (Gimp *gimp)
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{
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g_return_if_fail (GIMP_IS_GIMP (gimp));
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gimp->gui_main_loop_func = gui_main;
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gimp->gui_main_loop_quit_func = gui_main_quit;
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gimp->gui_set_busy_func = gui_set_busy;
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gimp->gui_unset_busy_func = gui_unset_busy;
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gimp->gui_message_func = gui_message;
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gimp->gui_create_display_func = gui_display_new;
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image_disconnect_handler_id =
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gimp_container_add_handler (gimp->images, "disconnect",
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G_CALLBACK (gui_image_disconnect),
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gimp);
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g_signal_connect (G_OBJECT (gimp_get_user_context (gimp)), "display_changed",
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G_CALLBACK (gui_display_changed),
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gimp);
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/* make sure the monitor resolution is valid */
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if (gimprc.monitor_xres < GIMP_MIN_RESOLUTION ||
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gimprc.monitor_yres < GIMP_MIN_RESOLUTION)
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{
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gui_get_screen_resolution (&gimprc.monitor_xres, &gimprc.monitor_yres);
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gimprc.using_xserver_resolution = TRUE;
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}
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menus_init (gimp);
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#ifdef DISPLAY_FILTERS
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color_display_init ();
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#endif /* DISPLAY_FILTERS */
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render_setup (gimprc.transparency_type, gimprc.transparency_size);
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dialogs_init (gimp);
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gimp_devices_init (gimp, device_status_dialog_update_current);
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session_init (gimp);
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}
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void
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gui_restore (Gimp *gimp,
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gboolean restore_session)
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{
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g_return_if_fail (GIMP_IS_GIMP (gimp));
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gimp->message_handler = GIMP_MESSAGE_BOX;
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file_open_dialog_menu_init (gimp);
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file_save_dialog_menu_init (gimp);
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menus_restore (gimp);
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gimp_dialog_factory_dialog_new (global_dialog_factory,
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"gimp:toolbox", -1);
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color_select_init ();
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gimp_devices_restore (gimp);
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if (gimprc.always_restore_session || restore_session)
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session_restore (gimp);
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}
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void
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gui_post_init (Gimp *gimp)
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{
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g_return_if_fail (GIMP_IS_GIMP (gimp));
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if (gimprc.show_tips)
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{
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gimp_dialog_factory_dialog_new (global_dialog_factory,
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"gimp:tips-dialog", -1);
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}
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}
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void
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gui_shutdown (Gimp *gimp)
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{
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g_return_if_fail (GIMP_IS_GIMP (gimp));
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gimp->message_handler = GIMP_CONSOLE;
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session_save (gimp);
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if (gimprc.save_device_status)
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gimp_devices_save (gimp);
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brush_dialog_free ();
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pattern_dialog_free ();
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palette_dialog_free ();
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gradient_dialog_free ();
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gdisplays_delete ();
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}
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void
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gui_exit (Gimp *gimp)
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{
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g_return_if_fail (GIMP_IS_GIMP (gimp));
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menus_exit (gimp);
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render_free ();
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dialogs_exit (gimp);
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gimp_devices_exit (gimp);
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/* handle this in the dialog factory: */
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tool_options_dialog_free (gimp);
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toolbox_free (gimp);
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gimp_help_free ();
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gimp_container_remove_handler (gimp->images, image_disconnect_handler_id);
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image_disconnect_handler_id = 0;
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if (themes_hash)
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{
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g_hash_table_destroy (themes_hash);
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themes_hash = NULL;
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}
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}
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void
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gui_get_screen_resolution (gdouble *xres,
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gdouble *yres)
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{
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gint width, height;
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gint widthMM, heightMM;
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g_return_if_fail (xres != NULL);
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g_return_if_fail (yres != NULL);
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width = gdk_screen_width ();
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height = gdk_screen_height ();
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widthMM = gdk_screen_width_mm ();
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heightMM = gdk_screen_height_mm ();
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/*
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* From xdpyinfo.c:
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*
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* there are 2.54 centimeters to an inch; so there are 25.4 millimeters.
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*
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* dpi = N pixels / (M millimeters / (25.4 millimeters / 1 inch))
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* = N pixels / (M inch / 25.4)
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* = N * 25.4 pixels / M inch
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*/
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*xres = (width * 25.4) / ((gdouble) widthMM);
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*yres = (height * 25.4) / ((gdouble) heightMM);
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}
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void
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gui_really_quit_dialog (GCallback quit_func)
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{
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GtkWidget *dialog;
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gimp_menu_item_set_sensitive ("<Toolbox>/File/Quit", FALSE);
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gimp_menu_item_set_sensitive ("<Image>/File/Quit", FALSE);
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dialog = gimp_query_boolean_box (_("Quit The GIMP?"),
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gimp_standard_help_func,
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"dialogs/really_quit.html",
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GTK_STOCK_DIALOG_WARNING,
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_("Some files are unsaved.\n"
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"\nReally quit The GIMP?"),
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GTK_STOCK_QUIT, GTK_STOCK_CANCEL,
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NULL, NULL,
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gui_really_quit_callback,
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quit_func);
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gtk_widget_show (dialog);
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}
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/* private functions */
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static void
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gui_main (Gimp *gimp)
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{
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gtk_main ();
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}
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static void
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gui_main_quit (Gimp *gimp)
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{
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gtk_main_quit ();
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}
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static void
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gui_set_busy (Gimp *gimp)
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{
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gdisplays_set_busy ();
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gimp_dialog_factories_idle ();
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gdk_flush ();
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}
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static void
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gui_unset_busy (Gimp *gimp)
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{
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gdisplays_unset_busy ();
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gimp_dialog_factories_unidle ();
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gdk_flush ();
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}
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static void
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gui_message (Gimp *gimp,
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const gchar *message)
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{
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switch (gimp->message_handler)
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{
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case GIMP_MESSAGE_BOX:
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gimp_message_box (message, NULL, NULL);
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break;
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case GIMP_ERROR_CONSOLE:
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gimp_dialog_factory_dialog_raise (global_dock_factory,
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"gimp:error-console", -1);
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error_console_add (gimp, message);
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break;
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default:
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break;
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}
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}
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gboolean double_speed = FALSE;
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static GimpObject *
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gui_display_new (GimpImage *gimage,
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guint scale)
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{
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GimpDisplay *gdisp;
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gdisp = gimp_display_new (gimage, scale);
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gimp_context_set_display (gimp_get_user_context (gimage->gimp), gdisp);
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if (double_speed)
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{
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GimpDisplayShell *shell;
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shell = GIMP_DISPLAY_SHELL (gdisp->shell);
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g_signal_connect_after (G_OBJECT (shell->canvas), "expose_event",
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G_CALLBACK (gui_rotate_the_shield_harmonics),
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NULL);
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}
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return GIMP_OBJECT (gdisp);
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}
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static gint
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gui_rotate_the_shield_harmonics (GtkWidget *widget,
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GdkEvent *eevent,
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gpointer data)
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{
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GdkPixmap *pixmap = NULL;
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GdkBitmap *mask = NULL;
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gint width = 0;
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gint height = 0;
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g_signal_handlers_disconnect_by_func (G_OBJECT (widget),
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gui_rotate_the_shield_harmonics,
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data);
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pixmap = gdk_pixmap_create_from_xpm_d (widget->window,
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&mask,
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NULL,
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wilber2_xpm);
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gdk_drawable_get_size (pixmap, &width, &height);
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if (widget->allocation.width >= width &&
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widget->allocation.height >= height)
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{
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gint x, y;
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x = (widget->allocation.width - width) / 2;
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y = (widget->allocation.height - height) / 2;
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gdk_gc_set_clip_mask (widget->style->black_gc, mask);
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gdk_gc_set_clip_origin (widget->style->black_gc, x, y);
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gdk_draw_drawable (widget->window,
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widget->style->black_gc,
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pixmap, 0, 0,
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x, y,
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width, height);
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gdk_gc_set_clip_mask (widget->style->black_gc, NULL);
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gdk_gc_set_clip_origin (widget->style->black_gc, 0, 0);
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}
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g_object_unref (pixmap);
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g_object_unref (mask);
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return FALSE;
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}
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static void
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gui_really_quit_callback (GtkWidget *button,
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gboolean quit,
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gpointer data)
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{
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GCallback quit_func;
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quit_func = G_CALLBACK (data);
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if (quit)
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{
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(* quit_func) ();
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}
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else
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{
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gimp_menu_item_set_sensitive ("<Toolbox>/File/Quit", TRUE);
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gimp_menu_item_set_sensitive ("<Image>/File/Quit", TRUE);
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}
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}
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/* FIXME: this junk should mostly go to the display subsystem */
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static void
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gui_display_changed (GimpContext *context,
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GimpDisplay *display,
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gpointer data)
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{
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Gimp *gimp;
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gimp = (Gimp *) data;
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if (display)
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gimp_display_shell_set_menu_sensitivity (GIMP_DISPLAY_SHELL (display->shell));
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else
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gimp_display_shell_set_menu_sensitivity (NULL);
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}
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static void
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gui_image_disconnect (GimpImage *gimage,
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gpointer data)
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{
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Gimp *gimp;
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gimp = (Gimp *) data;
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/* check if this is the last image */
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if (gimp_container_num_children (gimp->images) == 1)
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{
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gimp_dialog_factory_dialog_raise (global_dialog_factory,
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"gimp:toolbox", -1);
|
|
}
|
|
}
|