gimp/app/display/gimpdisplayshell-close.c

328 lines
10 KiB
C

/* 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 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 <time.h>
#include <gtk/gtk.h>
#include "libgimpwidgets/gimpwidgets.h"
#include "display-types.h"
#include "config/gimpdisplayconfig.h"
#include "core/gimp.h"
#include "core/gimpimage.h"
#include "file/file-utils.h"
#include "widgets/gimphelp-ids.h"
#include "widgets/gimpmessagebox.h"
#include "widgets/gimpmessagedialog.h"
#include "widgets/gimpuimanager.h"
#include "gimpdisplay.h"
#include "gimpdisplayshell.h"
#include "gimpdisplayshell-close.h"
#include "gimp-intl.h"
/* local function prototypes */
static void gimp_display_shell_close_dialog (GimpDisplayShell *shell,
GimpImage *image);
static void gimp_display_shell_close_name_changed (GimpImage *image,
GimpMessageBox *box);
static gboolean gimp_display_shell_close_time_changed (GimpMessageBox *box);
static void gimp_display_shell_close_response (GtkWidget *widget,
gboolean close,
GimpDisplayShell *shell);
static void gimp_time_since (guint then,
gint *hours,
gint *minutes);
/* public functions */
void
gimp_display_shell_close (GimpDisplayShell *shell,
gboolean kill_it)
{
GimpImage *image;
g_return_if_fail (GIMP_IS_DISPLAY_SHELL (shell));
image = shell->display->image;
/* FIXME: gimp_busy HACK not really appropriate here because we only
* want to prevent the busy image and display to be closed. --Mitch
*/
if (image->gimp->busy)
return;
/* If the image has been modified, give the user a chance to save
* it before nuking it--this only applies if its the last view
* to an image canvas. (a image with disp_count = 1)
*/
if (! kill_it &&
image->disp_count == 1 &&
image->dirty &&
GIMP_DISPLAY_CONFIG (image->gimp->config)->confirm_on_close)
{
gimp_display_shell_close_dialog (shell, image);
}
else
{
gimp_display_delete (shell->display);
}
}
/* private functions */
#define RESPONSE_SAVE 1
static void
gimp_display_shell_close_dialog (GimpDisplayShell *shell,
GimpImage *image)
{
GtkWidget *dialog;
GtkWidget *button;
GimpMessageBox *box;
GClosure *closure;
GSource *source;
gchar *name;
gchar *title;
if (shell->close_dialog)
{
gtk_window_present (GTK_WINDOW (shell->close_dialog));
return;
}
name = file_utils_uri_display_basename (gimp_image_get_uri (image));
title = g_strdup_printf (_("Close %s"), name);
g_free (name);
shell->close_dialog =
dialog = gimp_message_dialog_new (title, GTK_STOCK_SAVE,
GTK_WIDGET (shell),
GTK_DIALOG_DESTROY_WITH_PARENT,
gimp_standard_help_func, NULL,
NULL);
g_free (title);
button = gtk_dialog_add_button (GTK_DIALOG (dialog),
_("Do_n't Save"), GTK_RESPONSE_CLOSE);
gtk_button_set_image (GTK_BUTTON (button),
gtk_image_new_from_stock (GTK_STOCK_DELETE,
GTK_ICON_SIZE_BUTTON));
gtk_dialog_add_buttons (GTK_DIALOG (dialog),
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
GTK_STOCK_SAVE, RESPONSE_SAVE,
NULL);
gtk_dialog_set_default_response (GTK_DIALOG (dialog), GTK_RESPONSE_CANCEL);
gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
RESPONSE_SAVE,
GTK_RESPONSE_CLOSE,
GTK_RESPONSE_CANCEL,
-1);
g_signal_connect (dialog, "destroy",
G_CALLBACK (gtk_widget_destroyed),
&shell->close_dialog);
g_signal_connect (dialog, "response",
G_CALLBACK (gimp_display_shell_close_response),
shell);
box = GIMP_MESSAGE_DIALOG (dialog)->box;
g_signal_connect_object (image, "name-changed",
G_CALLBACK (gimp_display_shell_close_name_changed),
box, 0);
gimp_display_shell_close_name_changed (image, box);
closure =
g_cclosure_new_object (G_CALLBACK (gimp_display_shell_close_time_changed),
G_OBJECT (box));
/* update every 10 seconds */
source = g_timeout_source_new (10 * 1000);
g_source_set_closure (source, closure);
g_source_attach (source, NULL);
g_source_unref (source);
/* The dialog is destroyed with the shell, so it should be safe
* to hold an image pointer for the lifetime of the dialog.
*/
g_object_set_data (G_OBJECT (box), "gimp-image", image);
gimp_display_shell_close_time_changed (box);
gtk_widget_show (dialog);
}
static void
gimp_display_shell_close_name_changed (GimpImage *image,
GimpMessageBox *box)
{
GtkWidget *window = gtk_widget_get_toplevel (GTK_WIDGET (box));
gchar *name;
name = file_utils_uri_display_basename (gimp_image_get_uri (image));
if (window)
{
gchar *title = g_strdup_printf (_("Close %s"), name);
gtk_window_set_title (GTK_WINDOW (window), title);
g_free (title);
}
gimp_message_box_set_primary_text (box,
_("Save the changes to image '%s' "
"before closing?"),
name);
g_free (name);
}
static gboolean
gimp_display_shell_close_time_changed (GimpMessageBox *box)
{
GimpImage *image = g_object_get_data (G_OBJECT (box), "gimp-image");
if (image->dirty_time)
{
gint hours = 0;
gint minutes = 0;
gimp_time_since (image->dirty_time, &hours, &minutes);
if (hours > 0)
{
if (hours > 1 || minutes == 0)
gimp_message_box_set_text (box,
ngettext ("If you don't save the image, "
"changes from the last hour "
"will be lost.",
"If you don't save the image, "
"changes from the last %d "
"hours will be lost.",
hours), hours);
else
gimp_message_box_set_text (box,
ngettext ("If you don't save the image, "
"changes from the last hour "
"and %d minute will be lost.",
"If you don't save the image, "
"changes from the last hour "
"and %d minutes will be lost.",
minutes), minutes);
}
else
{
gimp_message_box_set_text (box,
ngettext ("If you don't save the image, "
"changes from the last minute "
"will be lost.",
"If you don't save the image, "
"changes from the last %d "
"minutes will be lost.",
minutes), minutes);
}
}
else
{
gimp_message_box_set_text (box, NULL);
}
return TRUE;
}
static void
gimp_display_shell_close_response (GtkWidget *widget,
gint response_id,
GimpDisplayShell *shell)
{
gtk_widget_destroy (widget);
switch (response_id)
{
case GTK_RESPONSE_CLOSE:
gimp_display_delete (shell->display);
break;
case RESPONSE_SAVE:
gimp_ui_manager_activate_action (shell->menubar_manager,
"file", "file-save-and-close");
break;
default:
break;
}
}
static void
gimp_time_since (guint then,
gint *hours,
gint *minutes)
{
guint now = time (NULL);
guint diff = 1 + now - then;
g_return_if_fail (now >= then);
/* first round up to the nearest minute */
diff = (diff + 59) / 60;
/* then optionally round minutes to multiples of 5 or 10 */
if (diff > 50)
diff = ((diff + 8) / 10) * 10;
else if (diff > 20)
diff = ((diff + 3) / 5) * 5;
/* determine full hours */
if (diff >= 60)
{
*hours = diff / 60;
diff = (diff % 60);
}
/* round up to full hours for 2 and more */
if (*hours > 1 && diff > 0)
{
*hours += 1;
diff = 0;
}
*minutes = diff;
}