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gimp/app/app_procs.c

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/* The GIMP -- an 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 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 <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#ifdef HAVE_SYS_PARAM_H
#include <sys/param.h>
#endif
#include <sys/types.h>
#ifdef HAVE_DIRENT_H
#include <dirent.h>
#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifdef G_OS_WIN32
#include <process.h> /* For _getpid() */
#endif
#include <gtk/gtk.h>
#include "apptypes.h"
#include "appenv.h"
#include "app_procs.h"
#include "batch.h"
#include "brush_select.h"
#include "color_transfer.h"
#include "curves.h"
#include "colormaps.h"
#include "context_manager.h"
#include "devices.h"
#include "errorconsole.h"
#include "fileops.h"
#include "gdisplay.h"
#include "gdisplay_ops.h"
#include "gimpbrushlist.h"
#include "gimpcontext.h"
#include "gimprc.h"
#include "gimpparasite.h"
#include "gimpset.h"
#include "gimpui.h"
#include "global_edit.h"
#include "gradient_select.h"
#include "gradient.h"
#include "gximage.h"
#include "hue_saturation.h"
#include "image_render.h"
#include "interface.h"
#include "internal_procs.h"
#include "lc_dialog.h"
#include "levels.h"
#include "menus.h"
#include "paint_funcs.h"
#include "palette.h"
#include "pattern_select.h"
#include "patterns.h"
#include "plug_in.h"
#include "module_db.h"
#include "procedural_db.h"
#include "session.h"
#include "temp_buf.h"
#include "tile_swap.h"
#include "tips_dialog.h"
#include "tools.h"
#include "undo.h"
#include "unitrc.h"
#include "xcf.h"
#include "errors.h"
#include "docindex.h"
#include "colormap_dialog.h"
#ifdef DISPLAY_FILTERS
#include "gdisplay_color.h"
#endif /* DISPLAY_FILTERS */
#include "color_notebook.h"
#include "color_select.h"
#include "gimpparasite.h"
#include "libgimp/gimplimits.h"
#include "libgimp/gimpfeatures.h"
#include "libgimp/gimpenv.h"
#include "libgimp/gimphelpui.h"
#include "libgimp/gimpintl.h"
#define LOGO_WIDTH_MIN 300
#define LOGO_HEIGHT_MIN 110
#define AUTHORS "Spencer Kimball & Peter Mattis"
#define SHOW_NEVER 0
#define SHOW_LATER 1
#define SHOW_NOW 2
/* Function prototype for affirmation dialog when exiting application */
static void really_quit_dialog (void);
static void make_initialization_status_window (void);
static void destroy_initialization_status_window (void);
static gboolean splash_logo_load (GtkWidget *window);
static gboolean splash_logo_load_size (GtkWidget *window);
static void splash_logo_draw (GtkWidget *widget);
static void splash_text_draw (GtkWidget *widget);
static void splash_logo_expose (GtkWidget *widget);
static void toast_old_temp_files (void);
static gboolean is_app_exit_finish_done = FALSE;
gboolean we_are_exiting = FALSE;
static GtkWidget *logo_area = NULL;
static GdkPixmap *logo_pixmap = NULL;
static gint logo_width = 0;
static gint logo_height = 0;
static gint logo_area_width = 0;
static gint logo_area_height = 0;
static gint show_logo = SHOW_NEVER;
static gint max_label_length = MAXPATHLEN;
void
gimp_init (gint gimp_argc,
gchar **gimp_argv)
{
/* Initialize the application */
app_init ();
/* Parse the rest of the command line arguments as images to load */
if (gimp_argc > 0)
while (gimp_argc--)
{
if (*gimp_argv)
file_open (*gimp_argv, *gimp_argv);
gimp_argv++;
}
batch_init ();
/* Handle showing dialogs with gdk_quit_adds here */
if (!no_interface && show_tips)
tips_dialog_create ();
}
static gboolean
splash_logo_load_size (GtkWidget *window)
{
gchar buf[1024];
FILE *fp;
if (logo_pixmap)
return TRUE;
g_snprintf (buf, sizeof(buf), "%s" G_DIR_SEPARATOR_S "gimp_splash.ppm",
gimp_data_directory ());
fp = fopen (buf, "rb");
if (!fp)
return FALSE;
fgets (buf, sizeof (buf), fp);
if (strcmp (buf, "P6\n") != 0)
{
fclose (fp);
return FALSE;
}
fgets (buf, sizeof (buf), fp);
fgets (buf, sizeof (buf), fp);
sscanf (buf, "%d %d", &logo_width, &logo_height);
fclose (fp);
return TRUE;
}
static gboolean
splash_logo_load (GtkWidget *window)
{
GtkWidget *preview;
GdkGC *gc;
gchar buf[1024];
guchar *pixelrow;
FILE *fp;
gint count;
gint i;
if (logo_pixmap)
return TRUE;
g_snprintf (buf, sizeof(buf), "%s" G_DIR_SEPARATOR_S "gimp_splash.ppm",
gimp_data_directory ());
fp = fopen (buf, "rb");
if (!fp)
return FALSE;
fgets (buf, sizeof (buf), fp);
if (strcmp (buf, "P6\n") != 0)
{
fclose (fp);
return FALSE;
}
fgets (buf, sizeof (buf), fp);
fgets (buf, sizeof (buf), fp);
sscanf (buf, "%d %d", &logo_width, &logo_height);
fgets (buf, sizeof (buf), fp);
if (strcmp (buf, "255\n") != 0)
{
fclose (fp);
return FALSE;
}
preview = gtk_preview_new (GTK_PREVIEW_COLOR);
gtk_preview_size (GTK_PREVIEW (preview), logo_width, logo_height);
pixelrow = g_new (guchar, logo_width * 3);
for (i = 0; i < logo_height; i++)
{
count = fread (pixelrow, sizeof (unsigned char), logo_width * 3, fp);
if (count != (logo_width * 3))
{
gtk_widget_destroy (preview);
g_free (pixelrow);
fclose (fp);
return FALSE;
}
gtk_preview_draw_row (GTK_PREVIEW (preview), pixelrow, 0, i, logo_width);
}
gtk_widget_realize (window);
logo_pixmap = gdk_pixmap_new (window->window, logo_width, logo_height,
gtk_preview_get_visual ()->depth);
gc = gdk_gc_new (logo_pixmap);
gtk_preview_put (GTK_PREVIEW (preview),
logo_pixmap, gc,
0, 0, 0, 0, logo_width, logo_height);
gdk_gc_destroy (gc);
gtk_widget_unref (preview);
g_free (pixelrow);
fclose (fp);
return TRUE;
}
static void
splash_text_draw (GtkWidget *widget)
{
GdkFont *font;
/* this is a font, provide only one single font definition */
font = gdk_font_load (_("-*-helvetica-bold-r-normal--*-140-*-*-*-*-*-*"));
if (!font)
{
GtkStyle *style = gtk_widget_get_style (widget);
font = style->font;
gdk_font_ref (font);
}
gdk_draw_string (widget->window,
font,
widget->style->fg_gc[GTK_STATE_NORMAL],
((logo_area_width - gdk_string_width (font, _("The GIMP"))) / 2),
(0.25 * logo_area_height),
_("The GIMP"));
gdk_font_unref (font);
/* this is a fontset, e.g. multiple comma-separated font definitions */
font = gdk_fontset_load (_("-*-helvetica-bold-r-normal--*-120-*-*-*-*-*-*,*"));
if (!font)
{
GtkStyle *style = gtk_widget_get_style (widget);
font = style->font;
gdk_font_ref (font);
}
gdk_draw_string (widget->window,
font,
widget->style->fg_gc[GTK_STATE_NORMAL],
((logo_area_width - gdk_string_width (font, GIMP_VERSION)) / 2),
(0.45 * logo_area_height),
GIMP_VERSION);
gdk_draw_string (widget->window,
font,
widget->style->fg_gc[GTK_STATE_NORMAL],
((logo_area_width - gdk_string_width (font, _("brought to you by"))) / 2),
(0.65 * logo_area_height),
_("brought to you by"));
gdk_draw_string (widget->window,
font,
widget->style->fg_gc[GTK_STATE_NORMAL],
((logo_area_width - gdk_string_width (font, AUTHORS)) / 2),
(0.80 * logo_area_height),
AUTHORS);
gdk_font_unref (font);
}
static void
splash_logo_draw (GtkWidget *widget)
{
gdk_draw_pixmap (widget->window,
widget->style->black_gc,
logo_pixmap,
0, 0,
((logo_area_width - logo_width) / 2),
((logo_area_height - logo_height) / 2),
logo_width, logo_height);
}
static void
splash_logo_expose (GtkWidget *widget)
{
switch (show_logo)
{
case SHOW_NEVER:
case SHOW_LATER:
splash_text_draw (widget);
break;
case SHOW_NOW:
splash_logo_draw (widget);
break;
}
}
static GtkWidget *win_initstatus = NULL;
static GtkWidget *label1 = NULL;
static GtkWidget *label2 = NULL;
static GtkWidget *pbar = NULL;
static void
destroy_initialization_status_window (void)
{
if (win_initstatus)
{
gtk_widget_destroy (win_initstatus);
if (logo_pixmap != NULL)
gdk_pixmap_unref (logo_pixmap);
win_initstatus = label1 = label2 = pbar = logo_area = NULL;
logo_pixmap = NULL;
}
}
static void
make_initialization_status_window (void)
{
GtkWidget *vbox;
GtkWidget *logo_hbox;
GtkStyle *style;
if (no_interface || no_splash)
return;
win_initstatus = gtk_window_new (GTK_WINDOW_DIALOG);
gtk_window_set_title (GTK_WINDOW (win_initstatus), _("GIMP Startup"));
gtk_window_set_wmclass (GTK_WINDOW (win_initstatus), "gimp_startup", "Gimp");
gtk_window_set_position (GTK_WINDOW (win_initstatus), GTK_WIN_POS_CENTER);
gtk_window_set_policy (GTK_WINDOW (win_initstatus), FALSE, FALSE, FALSE);
gimp_dialog_set_icon (GTK_WINDOW (win_initstatus));
if (no_splash_image == FALSE &&
splash_logo_load_size (win_initstatus))
{
show_logo = SHOW_LATER;
}
vbox = gtk_vbox_new (FALSE, 4);
gtk_container_add (GTK_CONTAINER (win_initstatus), vbox);
logo_hbox = gtk_hbox_new (FALSE, 0);
gtk_box_pack_start (GTK_BOX (vbox), logo_hbox, FALSE, TRUE, 0);
logo_area = gtk_drawing_area_new ();
gtk_signal_connect (GTK_OBJECT (logo_area), "expose_event",
GTK_SIGNAL_FUNC (splash_logo_expose),
NULL);
logo_area_width = MAX (logo_width, LOGO_WIDTH_MIN);
logo_area_height = MAX (logo_height, LOGO_HEIGHT_MIN);
gtk_drawing_area_size (GTK_DRAWING_AREA (logo_area),
logo_area_width, logo_area_height);
gtk_box_pack_start (GTK_BOX(logo_hbox), logo_area, TRUE, FALSE, 0);
label1 = gtk_label_new ("");
gtk_box_pack_start_defaults (GTK_BOX (vbox), label1);
label2 = gtk_label_new ("");
gtk_box_pack_start_defaults (GTK_BOX (vbox), label2);
pbar = gtk_progress_bar_new ();
gtk_box_pack_start_defaults (GTK_BOX (vbox), pbar);
gtk_widget_show (vbox);
gtk_widget_show (logo_hbox);
gtk_widget_show (logo_area);
gtk_widget_show (label1);
gtk_widget_show (label2);
gtk_widget_show (pbar);
gtk_widget_show (win_initstatus);
/* This is a hack: we try to compute a good guess for the maximum
* number of charcters that will fit into the splash-screen using
* the default_font
*/
style = gtk_widget_get_style (win_initstatus);
max_label_length = (0.8 * (gfloat) strlen (AUTHORS) *
((gfloat) logo_area_width /
(gfloat) gdk_string_width (style->font, AUTHORS)));
}
void
app_init_update_status (gchar *label1val,
gchar *label2val,
float pct_progress)
{
gchar *temp;
if (!no_interface && !no_splash && win_initstatus)
{
if (label1val && strcmp (label1val, GTK_LABEL (label1)->label))
gtk_label_set_text (GTK_LABEL (label1), label1val);
if (label2val && strcmp (label2val, GTK_LABEL (label2)->label))
{
while (strlen (label2val) > max_label_length)
{
temp = strchr (label2val, G_DIR_SEPARATOR);
if (temp == NULL) /* for sanity */
break;
temp++;
label2val = temp;
}
gtk_label_set_text (GTK_LABEL (label2), label2val);
}
if (pct_progress >= 0.0 && pct_progress <= 1.0 &&
gtk_progress_get_current_percentage (&(GTK_PROGRESS_BAR (pbar)->progress)) != pct_progress)
/*
GTK_PROGRESS_BAR(pbar)->percentage != pct_progress)
*/
{
gtk_progress_bar_update (GTK_PROGRESS_BAR (pbar), pct_progress);
}
while (gtk_events_pending ())
gtk_main_iteration ();
/* We sync here to make sure things get drawn before continuing,
* is the improved look worth the time? I'm not sure...
*/
gdk_flush ();
}
}
/* #define RESET_BAR() app_init_update_status("", "", 0) */
#define RESET_BAR()
void
app_init (void)
{
gchar *filename;
gchar *path;
/* parse the systemwide gtkrc */
filename = gimp_gtkrc ();
if (be_verbose)
g_print (_("parsing \"%s\"\n"), filename);
gtk_rc_parse (filename);
/* parse the user gtkrc */
filename = gimp_personal_rc_file ("gtkrc");
if (be_verbose)
g_print (_("parsing \"%s\"\n"), filename);
gtk_rc_parse (filename);
g_free (filename);
if (parse_buffers_init ())
{
parse_unitrc (); /* this needs to be done before gimprc loading */
parse_gimprc (); /* parse the local GIMP configuration file */
}
if (!no_interface)
get_standard_colormaps ();
make_initialization_status_window ();
if (!no_interface && !no_splash && win_initstatus)
splash_text_draw (logo_area);
/* Create the context of all existing images */
image_context = gimp_set_new (GIMP_TYPE_IMAGE, TRUE);
/* Initialize the context system before loading any data */
context_manager_init ();
/* Initialize the procedural database
* We need to do this first because any of the init
* procedures might install or query it as needed.
*/
procedural_db_init ();
RESET_BAR();
internal_procs_init ();
#ifdef DISPLAY_FILTERS
color_display_init ();
#endif /* DISPLAY_FILTERS */
RESET_BAR();
if (always_restore_session)
restore_session = TRUE;
/* make sure the monitor resolution is valid */
if (monitor_xres < GIMP_MIN_RESOLUTION ||
monitor_yres < GIMP_MIN_RESOLUTION)
{
gdisplay_xserver_resolution (&monitor_xres, &monitor_yres);
using_xserver_resolution = TRUE;
}
/* Now we are ready to draw the splash-screen-image to the start-up window */
if (no_interface == FALSE)
{
if (no_splash_image == FALSE && show_logo &&
splash_logo_load (win_initstatus))
{
show_logo = SHOW_NOW;
splash_logo_draw (logo_area);
}
}
RESET_BAR();
file_ops_pre_init (); /* pre-initialize the file types */
RESET_BAR();
xcf_init (); /* initialize the xcf file format routines */
app_init_update_status (_("Looking for data files"), _("Parasites"), 0.00);
gimp_init_parasites (); /* initialize the global parasite table */
app_init_update_status (NULL, _("Brushes"), 0.20);
brushes_init (no_data); /* initialize the list of gimp brushes */
app_init_update_status (NULL, _("Patterns"), 0.40);
patterns_init (no_data); /* initialize the list of gimp patterns */
app_init_update_status (NULL, _("Palettes"), 0.60);
palettes_init (no_data); /* initialize the list of gimp palettes */
app_init_update_status (NULL, _("Gradients"), 0.80);
gradients_init (no_data); /* initialize the list of gimp gradients */
app_init_update_status (NULL, NULL, 1.00);
plug_in_init (); /* initialize the plug in structures */
module_db_init (); /* load any modules we need */
RESET_BAR();
file_ops_post_init (); /* post-initialize the file types */
menus_reorder_plugins (); /* beautify some menus */
/* Add the swap file */
if (swap_path == NULL)
swap_path = g_get_tmp_dir ();
toast_old_temp_files ();
path = g_strdup_printf ("%s" G_DIR_SEPARATOR_S "gimpswap.%lu",
swap_path, (unsigned long) getpid ());
tile_swap_add (path, NULL, NULL);
g_free (path);
destroy_initialization_status_window ();
/* Things to do only if there is an interface */
if (no_interface == FALSE)
{
devices_init ();
session_init ();
create_toolbox ();
/* Fill the "last opened" menu items with the first last_opened_size
* elements of the docindex
*/
{
FILE *fp;
gchar **filenames = g_new (gchar *, last_opened_size);
gint i;
if ((fp = document_index_parse_init ()))
{
/* read the filenames... */
for (i = 0; i < last_opened_size; i++)
if ((filenames[i] = document_index_parse_line (fp)) == NULL)
break;
/* ...and add them in reverse order */
for (--i; i >= 0; i--)
{
menus_last_opened_add (filenames[i]);
g_free (filenames[i]);
}
fclose (fp);
}
g_free (filenames);
}
gximage_init ();
render_setup (transparency_type, transparency_size);
tool_options_dialog_new ();
/* EEK: force signal emission */
if (gimp_context_get_tool (gimp_context_get_user ()) == RECT_SELECT)
{
gimp_context_tool_changed (gimp_context_get_user ());
}
else
{
gimp_context_set_tool (gimp_context_get_user (), RECT_SELECT);
}
/* FIXME: This needs to go in preferences */
message_handler = MESSAGE_BOX;
}
color_transfer_init ();
paint_funcs_setup ();
/* register internal color selectors */
color_select_init ();
if (no_interface == FALSE)
{
devices_restore ();
session_restore ();
}
}
int
app_exit_finish_done (void)
{
return is_app_exit_finish_done;
}
void
app_exit_finish (void)
{
if (app_exit_finish_done ())
return;
is_app_exit_finish_done = TRUE;
message_handler = CONSOLE;
we_are_exiting = TRUE;
/* do this here before brushes and patterns are freed */
if (!no_interface)
device_status_free ();
module_db_free ();
lc_dialog_free ();
gdisplays_delete ();
global_edit_free ();
named_buffers_free ();
swapping_free ();
brush_dialog_free ();
brushes_free ();
pattern_dialog_free ();
patterns_free ();
palette_dialog_free ();
palettes_free ();
gradient_dialog_free ();
gradients_free ();
context_manager_free ();
hue_saturation_free ();
curves_free ();
levels_free ();
paint_funcs_free ();
plug_in_kill ();
procedural_db_free ();
error_console_free ();
menus_quit ();
tile_swap_exit ();
save_unitrc ();
gimp_parasiterc_save ();
/* Things to do only if there is an interface */
if (!no_interface)
{
toolbox_free ();
document_index_free ();
gximage_free ();
render_free ();
tool_options_dialog_free ();
save_sessionrc ();
}
/* There used to be gtk_main_quit() here, but there's a chance
* that gtk_main() was never called before we reach this point. --Sven
*/
gtk_exit (0);
}
void
app_exit (gboolean kill_it)
{
/* If it's the user's perogative, and there are dirty images */
if (!kill_it && gdisplays_dirty () && !no_interface)
really_quit_dialog ();
else
app_exit_finish ();
}
/*************************************************
* Routines to query exiting the application *
*************************************************/
static void
really_quit_callback (GtkWidget *button,
gboolean quit,
gpointer data)
{
if (quit)
{
app_exit_finish ();
}
else
{
menus_set_sensitive ("<Toolbox>/File/Quit", TRUE);
menus_set_sensitive ("<Image>/File/Quit", TRUE);
}
}
static void
really_quit_dialog (void)
{
GtkWidget *dialog;
menus_set_sensitive ("<Toolbox>/File/Quit", FALSE);
menus_set_sensitive ("<Image>/File/Quit", FALSE);
dialog = gimp_query_boolean_box (_("Really Quit?"),
gimp_standard_help_func,
"dialogs/really_quit.html",
TRUE,
_("Some files unsaved.\n\nQuit the GIMP?"),
_("Quit"), _("Cancel"),
NULL, NULL,
really_quit_callback,
NULL);
gtk_widget_show (dialog);
}
static void
toast_old_temp_files (void)
{
DIR *dir;
struct dirent *entry;
GString *filename = g_string_new ("");
dir = opendir (swap_path);
if (!dir)
return;
while ((entry = readdir (dir)) != NULL)
if (!strncmp (entry->d_name, "gimpswap.", 9))
{
/* don't try to kill swap files of running processes
* yes, I know they might not all be gimp processes, and when you
* unlink, it's refcounted, but lets not confuse the user by
* "where did my disk space go?" cause the filename is gone
* if the kill succeeds, and there running process isn't gimp
* we'll probably get it the next time around
*/
gint pid = atoi (entry->d_name + 9);
#ifndef G_OS_WIN32
if (kill (pid, 0))
#endif
{
/* On Windows, you can't remove open files anyhow,
* so no harm trying.
*/
g_string_sprintf (filename, "%s" G_DIR_SEPARATOR_S "%s",
swap_path, entry->d_name);
unlink (filename->str);
}
}
closedir (dir);
g_string_free (filename, TRUE);
}
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