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gimp/app/widgets/gimpdnd-xds.c

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/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995-1997 Spencer Kimball and Peter Mattis
*
* gimpdnd-xds.c
* Copyright (C) 2005 Sven Neumann <sven@gimp.org>
*
* Saving Files via Drag-and-Drop:
* The Direct Save Protocol for the X Window System
*
* http://www.newplanetsoftware.com/xds/
* http://rox.sourceforge.net/xds.html
*
* 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 3 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, see <https://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <string.h>
#include <gegl.h>
#include <gtk/gtk.h>
#include "libgimpbase/gimpbase.h"
#include "libgimpwidgets/gimpwidgets.h"
#include "widgets-types.h"
#include "core/gimp.h"
#include "core/gimp-utils.h"
#include "core/gimpimage.h"
#include "plug-in/gimppluginmanager-file.h"
#include "file/file-save.h"
#include "gimpdnd-xds.h"
#include "gimpfiledialog.h"
#include "gimpmessagebox.h"
#include "gimpmessagedialog.h"
#include "gimp-log.h"
#include "gimp-intl.h"
#define MAX_URI_LEN 4096
/* local function prototypes */
static gboolean gimp_file_overwrite_dialog (GtkWidget *parent,
GFile *file);
/* public functions */
void
gimp_dnd_xds_source_set (GdkDragContext *context,
GimpImage *image)
{
GdkAtom property;
g_return_if_fail (GDK_IS_DRAG_CONTEXT (context));
g_return_if_fail (image == NULL || GIMP_IS_IMAGE (image));
GIMP_LOG (DND, NULL);
property = gdk_atom_intern_static_string ("XdndDirectSave0");
if (image)
{
GdkAtom type = gdk_atom_intern_static_string ("text/plain");
GFile *untitled;
GFile *file;
gchar *basename;
basename = g_strconcat (_("Untitled"), ".xcf", NULL);
untitled = g_file_new_for_path (basename);
g_free (basename);
file = gimp_image_get_any_file (image);
if (file)
{
GFile *xcf_file = gimp_file_with_new_extension (file, untitled);
basename = g_file_get_basename (xcf_file);
g_object_unref (xcf_file);
}
else
{
basename = g_file_get_path (untitled);
}
g_object_unref (untitled);
gdk_property_change (gdk_drag_context_get_source_window (context),
property, type, 8, GDK_PROP_MODE_REPLACE,
(const guchar *) basename,
basename ? strlen (basename) : 0);
g_free (basename);
}
else
{
gdk_property_delete (gdk_drag_context_get_source_window (context),
property);
}
}
void
gimp_dnd_xds_save_image (GdkDragContext *context,
GimpImage *image,
GtkSelectionData *selection)
{
GimpPlugInProcedure *proc;
GdkAtom property;
GdkAtom type;
gint length;
guchar *data;
gchar *uri;
GFile *file;
gboolean export = FALSE;
GError *error = NULL;
g_return_if_fail (GDK_IS_DRAG_CONTEXT (context));
g_return_if_fail (GIMP_IS_IMAGE (image));
GIMP_LOG (DND, NULL);
property = gdk_atom_intern_static_string ("XdndDirectSave0");
type = gdk_atom_intern_static_string ("text/plain");
if (! gdk_property_get (gdk_drag_context_get_source_window (context),
property, type,
0, MAX_URI_LEN, FALSE,
NULL, NULL, &length, &data))
return;
uri = g_strndup ((const gchar *) data, length);
g_free (data);
file = g_file_new_for_uri (uri);
proc = gimp_plug_in_manager_file_procedure_find (image->gimp->plug_in_manager,
GIMP_FILE_PROCEDURE_GROUP_SAVE,
file, NULL);
if (! proc)
{
proc = gimp_plug_in_manager_file_procedure_find (image->gimp->plug_in_manager,
GIMP_FILE_PROCEDURE_GROUP_EXPORT,
file, NULL);
export = TRUE;
}
if (proc)
{
if (! g_file_query_exists (file, NULL) ||
gimp_file_overwrite_dialog (NULL, file))
{
if (file_save (image->gimp,
image, NULL,
file, proc, GIMP_RUN_INTERACTIVE,
! export, FALSE, export,
&error) == GIMP_PDB_SUCCESS)
{
gtk_selection_data_set (selection,
gtk_selection_data_get_target (selection),
8, (const guchar *) "S", 1);
}
else
{
gtk_selection_data_set (selection,
gtk_selection_data_get_target (selection),
8, (const guchar *) "E", 1);
if (error)
{
gimp_message (image->gimp, NULL, GIMP_MESSAGE_ERROR,
_("Saving '%s' failed:\n\n%s"),
gimp_file_get_utf8_name (file),
error->message);
g_clear_error (&error);
}
}
}
}
else
{
gtk_selection_data_set (selection,
gtk_selection_data_get_target (selection),
8, (const guchar *) "E", 1);
gimp_message_literal (image->gimp, NULL, GIMP_MESSAGE_ERROR,
_("The given filename does not have any known "
"file extension."));
}
g_object_unref (file);
g_free (uri);
}
/* private functions */
static gboolean
gimp_file_overwrite_dialog (GtkWidget *parent,
GFile *file)
{
GtkWidget *dialog;
gboolean overwrite = FALSE;
dialog = gimp_message_dialog_new (_("File Exists"),
GIMP_ICON_DIALOG_WARNING,
parent, GTK_DIALOG_DESTROY_WITH_PARENT,
gimp_standard_help_func, NULL,
_("_Cancel"), GTK_RESPONSE_CANCEL,
_("_Replace"), GTK_RESPONSE_OK,
NULL);
gimp_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,
_("A file named '%s' already exists."),
gimp_file_get_utf8_name (file));
gimp_message_box_set_text (GIMP_MESSAGE_DIALOG (dialog)->box,
_("Do you want to replace it with the image "
"you are saving?"));
if (GTK_IS_DIALOG (parent))
gtk_dialog_set_response_sensitive (GTK_DIALOG (parent),
GTK_RESPONSE_CANCEL, FALSE);
g_object_ref (dialog);
overwrite = (gimp_dialog_run (GIMP_DIALOG (dialog)) == GTK_RESPONSE_OK);
gtk_widget_destroy (dialog);
g_object_unref (dialog);
if (GTK_IS_DIALOG (parent))
gtk_dialog_set_response_sensitive (GTK_DIALOG (parent),
GTK_RESPONSE_CANCEL, TRUE);
return overwrite;
}
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