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gimp/app/dialogs/file-save-dialog.c

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/* The GIMP -- an image manipulation program
* Copyright (C) 1995, 1996, 1997 Spencer Kimball and Peter Mattis
* Copyright (C) 1997 Josh MacDonald
*
* 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 <string.h>
#include <gtk/gtk.h>
#include "libgimpwidgets/gimpwidgets.h"
#include "dialogs-types.h"
#include "core/gimp.h"
#include "core/gimpimage.h"
#include "core/gimpprogress.h"
#include "plug-in/gimppluginmanager.h"
#include "plug-in/gimppluginprocedure.h"
#include "file/file-save.h"
#include "file/file-utils.h"
#include "widgets/gimpactiongroup.h"
#include "widgets/gimpfiledialog.h"
#include "widgets/gimphelp-ids.h"
#include "widgets/gimpmessagebox.h"
#include "widgets/gimpmessagedialog.h"
#include "file-save-dialog.h"
#include "gimp-intl.h"
/* local function prototypes */
static void file_save_dialog_response (GtkWidget *save_dialog,
gint response_id,
Gimp *gimp);
static gboolean file_save_dialog_check_uri (GtkWidget *save_dialog,
Gimp *gimp,
gchar **ret_uri,
gchar **ret_basename,
GimpPlugInProcedure **ret_save_proc);
static gboolean file_save_dialog_use_extension (GtkWidget *save_dialog,
const gchar *uri);
static gboolean file_save_dialog_save_image (GtkWidget *save_dialog,
GimpImage *image,
const gchar *uri,
GimpPlugInProcedure *save_proc,
gboolean save_a_copy);
/* public functions */
GtkWidget *
file_save_dialog_new (Gimp *gimp)
{
GtkWidget *dialog;
const gchar *uri;
g_return_val_if_fail (GIMP_IS_GIMP (gimp), NULL);
dialog = gimp_file_dialog_new (gimp,
GTK_FILE_CHOOSER_ACTION_SAVE,
_("Save Image"), "gimp-file-save",
GTK_STOCK_SAVE,
GIMP_HELP_FILE_SAVE);
uri = g_object_get_data (G_OBJECT (gimp), "gimp-file-save-last-uri");
if (uri)
{
gtk_file_chooser_set_uri (GTK_FILE_CHOOSER (dialog), uri);
gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (dialog), "");
}
g_signal_connect (dialog, "response",
G_CALLBACK (file_save_dialog_response),
gimp);
return dialog;
}
/* private functions */
static void
file_save_dialog_response (GtkWidget *save_dialog,
gint response_id,
Gimp *gimp)
{
GimpFileDialog *dialog = GIMP_FILE_DIALOG (save_dialog);
gchar *uri;
gchar *basename;
GimpPlugInProcedure *save_proc;
gulong handler_id;
if (response_id != GTK_RESPONSE_OK)
{
if (! dialog->busy)
gtk_widget_hide (save_dialog);
return;
}
gimp_file_dialog_set_sensitive (dialog, FALSE);
handler_id = g_signal_connect (dialog, "destroy",
G_CALLBACK (gtk_widget_destroyed),
&dialog);
if (file_save_dialog_check_uri (save_dialog, gimp,
&uri, &basename, &save_proc))
{
if (file_save_dialog_save_image (save_dialog,
dialog->image,
uri,
save_proc,
dialog->save_a_copy))
{
if (dialog)
gtk_widget_hide (save_dialog);
}
g_free (uri);
g_free (basename);
}
/* dialog may have been destroyed while save plugin was running */
if (dialog)
{
gimp_file_dialog_set_sensitive (dialog, TRUE);
g_signal_handler_disconnect (dialog, handler_id);
}
}
static gboolean
file_save_dialog_check_uri (GtkWidget *save_dialog,
Gimp *gimp,
gchar **ret_uri,
gchar **ret_basename,
GimpPlugInProcedure **ret_save_proc)
{
GimpFileDialog *dialog = GIMP_FILE_DIALOG (save_dialog);
gchar *uri;
gchar *basename;
GimpPlugInProcedure *save_proc;
GimpPlugInProcedure *uri_proc;
GimpPlugInProcedure *basename_proc;
uri = gtk_file_chooser_get_uri (GTK_FILE_CHOOSER (save_dialog));
if (! (uri && strlen (uri)))
return FALSE;
basename = g_path_get_basename (uri);
save_proc = dialog->file_proc;
uri_proc = file_utils_find_proc (gimp->plug_in_manager->save_procs,
uri, NULL);
basename_proc = file_utils_find_proc (gimp->plug_in_manager->save_procs,
basename, NULL);
#ifdef DEBUG_SPEW
g_print ("\n\n%s: URI = %s\n",
G_STRFUNC, uri);
g_print ("%s: basename = %s\n",
G_STRFUNC, basename);
g_print ("%s: selected save_proc: %s\n",
G_STRFUNC, save_proc && save_proc->menu_label ?
save_proc->menu_label : "NULL");
g_print ("%s: URI save_proc: %s\n",
G_STRFUNC, uri_proc ? uri_proc->menu_label : "NULL");
g_print ("%s: basename save_proc: %s\n\n",
G_STRFUNC, basename_proc && basename_proc->menu_label ?
basename_proc->menu_label : "NULL");
#endif
/* first check if the user entered an extension at all */
if (! basename_proc)
{
#ifdef DEBUG_SPEW
g_print ("%s: basename has no valid extension\n",
G_STRFUNC);
#endif
if (! strchr (basename, '.'))
{
const gchar *ext = NULL;
#ifdef DEBUG_SPEW
g_print ("%s: basename has no '.', trying to add extension\n",
G_STRFUNC);
#endif
if (! save_proc)
{
ext = "xcf";
}
else if (save_proc->extensions_list)
{
ext = save_proc->extensions_list->data;
}
if (ext)
{
gchar *ext_uri = g_strconcat (uri, ".", ext, NULL);
gchar *ext_basename = g_strconcat (basename, ".", ext, NULL);
gchar *utf8;
#ifdef DEBUG_SPEW
g_print ("%s: appending .%s to basename\n",
G_STRFUNC, ext);
#endif
g_free (uri);
g_free (basename);
uri = ext_uri;
basename = ext_basename;
uri_proc = file_utils_find_proc (gimp->plug_in_manager->save_procs,
uri, NULL);
basename_proc = file_utils_find_proc (gimp->plug_in_manager->save_procs,
basename, NULL);
utf8 = g_filename_to_utf8 (basename, -1, NULL, NULL, NULL);
gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (save_dialog),
utf8);
g_free (utf8);
#ifdef DEBUG_SPEW
g_print ("%s: set basename to %s, rerunning response and "
"bailing out\n", G_STRFUNC, basename);
#endif
/* call the response callback again, so the
* overwrite-confirm logic can check the changed uri
*/
gtk_dialog_response (GTK_DIALOG (save_dialog), GTK_RESPONSE_OK);
g_free (uri);
g_free (basename);
return FALSE;
}
else
{
#ifdef DEBUG_SPEW
g_print ("%s: save_proc has no extensions, continuing without\n",
G_STRFUNC);
#endif
/* there may be file formats with no extension at all, use
* the selected proc in this case.
*/
basename_proc = save_proc;
if (! uri_proc)
uri_proc = basename_proc;
}
if (! basename_proc)
{
#ifdef DEBUG_SPEW
g_print ("%s: unable to figure save_proc, bailing out\n",
G_STRFUNC);
#endif
gimp_message (gimp, G_OBJECT (save_dialog), GIMP_MESSAGE_WARNING,
_("The given filename does not have any known "
"file extension. Please enter a known file "
"extension or select a file format from the "
"file format list."));
g_free (uri);
g_free (basename);
return FALSE;
}
}
else if (save_proc && ! save_proc->extensions_list)
{
#ifdef DEBUG_SPEW
g_print ("%s: basename has '.', but save_proc has no extensions, "
"accepting random extension\n",
G_STRFUNC);
#endif
/* accept any random extension if the file format has
* no extensions at all
*/
basename_proc = save_proc;
if (! uri_proc)
uri_proc = basename_proc;
}
}
/* then check if the selected format matches the entered extension */
if (! save_proc)
{
#ifdef DEBUG_SPEW
g_print ("%s: no save_proc was selected from the list\n",
G_STRFUNC);
#endif
if (! basename_proc)
{
#ifdef DEBUG_SPEW
g_print ("%s: basename had no useful extension, bailing out\n",
G_STRFUNC);
#endif
gimp_message (gimp, G_OBJECT (save_dialog), GIMP_MESSAGE_WARNING,
_("The given filename does not have any known "
"file extension. Please enter a known file "
"extension or select a file format from the "
"file format list."));
g_free (uri);
g_free (basename);
return FALSE;
}
#ifdef DEBUG_SPEW
g_print ("%s: use URI's proc '%s' so indirect saving works\n",
G_STRFUNC, uri_proc->menu_label ? uri_proc->menu_label : "?");
#endif
/* use the URI's proc if no save proc was selected */
save_proc = uri_proc;
}
else
{
#ifdef DEBUG_SPEW
g_print ("%s: save_proc '%s' was selected from the list\n",
G_STRFUNC, save_proc->menu_label);
#endif
if (save_proc != basename_proc)
{
#ifdef DEBUG_SPEW
g_print ("%s: however the basename's proc is '%s'\n",
G_STRFUNC,
basename_proc ? basename_proc->menu_label : "NULL");
#endif
if (uri_proc != basename_proc)
{
#ifdef DEBUG_SPEW
g_print ("%s: that's impossible for remote URIs, bailing out\n",
G_STRFUNC);
#endif
/* remote URI */
gimp_message (gimp, G_OBJECT (save_dialog), GIMP_MESSAGE_WARNING,
_("Saving remote files needs to determine the "
"file format from the file extension. "
"Please enter a file extension that matches "
"the selected file format or enter no file "
"extension at all."));
g_free (uri);
g_free (basename);
return FALSE;
}
else
{
#ifdef DEBUG_SPEW
g_print ("%s: ask the user if she really wants that filename\n",
G_STRFUNC);
#endif
/* local URI */
if (! file_save_dialog_use_extension (save_dialog, uri))
{
g_free (uri);
g_free (basename);
return FALSE;
}
}
}
else if (save_proc != uri_proc)
{
#ifdef DEBUG_SPEW
g_print ("%s: use URI's proc '%s' so indirect saving works\n",
G_STRFUNC, uri_proc->menu_label);
#endif
/* need to use the URI's proc for saving because e.g.
* the GIF plug-in can't save a GIF to sftp://
*/
save_proc = uri_proc;
}
}
if (! save_proc)
{
g_warning ("%s: EEEEEEK", G_STRFUNC);
return FALSE;
}
*ret_uri = uri;
*ret_basename = basename;
*ret_save_proc = save_proc;
return TRUE;
}
static gboolean
file_save_dialog_use_extension (GtkWidget *save_dialog,
const gchar *uri)
{
GtkWidget *dialog;
gboolean use_name = FALSE;
dialog = gimp_message_dialog_new (_("Extension Mismatch"),
GIMP_STOCK_QUESTION,
save_dialog, GTK_DIALOG_DESTROY_WITH_PARENT,
gimp_standard_help_func, NULL,
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
GTK_STOCK_SAVE, GTK_RESPONSE_OK,
NULL);
gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
GTK_RESPONSE_OK,
GTK_RESPONSE_CANCEL,
-1);
gimp_message_box_set_primary_text (GIMP_MESSAGE_DIALOG (dialog)->box,
_("The given file extension does "
"not match the chosen file type."));
gimp_message_box_set_text (GIMP_MESSAGE_DIALOG (dialog)->box,
_("Do you want to save the image using this "
"name anyway?"));
gtk_dialog_set_response_sensitive (GTK_DIALOG (save_dialog),
GTK_RESPONSE_CANCEL, FALSE);
g_object_ref (dialog);
use_name = (gimp_dialog_run (GIMP_DIALOG (dialog)) == GTK_RESPONSE_OK);
gtk_widget_destroy (dialog);
g_object_unref (dialog);
gtk_dialog_set_response_sensitive (GTK_DIALOG (save_dialog),
GTK_RESPONSE_CANCEL, TRUE);
return use_name;
}
static gboolean
file_save_dialog_save_image (GtkWidget *save_dialog,
GimpImage *image,
const gchar *uri,
GimpPlugInProcedure *save_proc,
gboolean save_a_copy)
{
GimpPDBStatusType status;
GError *error = NULL;
GList *list;
gboolean success = TRUE;
for (list = gimp_action_groups_from_name ("file");
list;
list = g_list_next (list))
{
gimp_action_group_set_action_sensitive (list->data, "file-quit", FALSE);
}
g_object_ref (image);
status = file_save (image, gimp_get_user_context (image->gimp),
GIMP_PROGRESS (save_dialog),
uri, save_proc,
GIMP_RUN_INTERACTIVE, save_a_copy, &error);
if (status == GIMP_PDB_SUCCESS)
g_object_set_data_full (G_OBJECT (image->gimp), "gimp-file-save-last-uri",
g_strdup (uri), (GDestroyNotify) g_free);
g_object_unref (image);
if (status != GIMP_PDB_SUCCESS &&
status != GIMP_PDB_CANCEL)
{
gchar *filename = file_utils_uri_display_name (uri);
gimp_message (image->gimp, G_OBJECT (save_dialog), GIMP_MESSAGE_ERROR,
_("Saving '%s' failed:\n\n%s"), filename, error->message);
g_clear_error (&error);
g_free (filename);
success = FALSE;
}
for (list = gimp_action_groups_from_name ("file");
list;
list = g_list_next (list))
{
gimp_action_group_set_action_sensitive (list->data, "file-quit", TRUE);
}
return success;
}
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