267 lines
8.2 KiB
C
267 lines
8.2 KiB
C
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/* PIKA - Photo and Image Kooker Application
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* a rebranding of The GNU Image Manipulation Program (created with heckimp)
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* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
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*
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* Original copyright, applying to most contents (license remains unchanged):
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* Copyright (C) 1995-1997 Spencer Kimball and Peter Mattis
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*
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* pikadnd-xds.c
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* Copyright (C) 2005 Sven Neumann <sven@gimp.org>
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*
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* Saving Files via Drag-and-Drop:
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* The Direct Save Protocol for the X Window System
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*
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* http://www.newplanetsoftware.com/xds/
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* http://rox.sourceforge.net/xds.html
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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 3 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, see <https://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <string.h>
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#include <gegl.h>
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#include <gtk/gtk.h>
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#include "libpikabase/pikabase.h"
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#include "libpikawidgets/pikawidgets.h"
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#include "widgets-types.h"
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#include "core/pika.h"
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#include "core/pika-utils.h"
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#include "core/pikaimage.h"
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#include "plug-in/pikapluginmanager-file.h"
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#include "file/file-save.h"
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#include "pikadnd-xds.h"
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#include "pikafiledialog.h"
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#include "pikamessagebox.h"
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#include "pikamessagedialog.h"
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#include "pika-log.h"
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#include "pika-intl.h"
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#define MAX_URI_LEN 4096
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/* local function prototypes */
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static gboolean pika_file_overwrite_dialog (GtkWidget *parent,
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GFile *file);
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/* public functions */
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void
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pika_dnd_xds_source_set (GdkDragContext *context,
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PikaImage *image)
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{
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GdkAtom property;
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g_return_if_fail (GDK_IS_DRAG_CONTEXT (context));
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g_return_if_fail (image == NULL || PIKA_IS_IMAGE (image));
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PIKA_LOG (DND, NULL);
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property = gdk_atom_intern_static_string ("XdndDirectSave0");
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if (image)
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{
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GdkAtom type = gdk_atom_intern_static_string ("text/plain");
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GFile *untitled;
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GFile *file;
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gchar *basename;
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basename = g_strconcat (_("Untitled"), ".xcf", NULL);
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untitled = g_file_new_for_path (basename);
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g_free (basename);
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file = pika_image_get_any_file (image);
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if (file)
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{
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GFile *xcf_file = pika_file_with_new_extension (file, untitled);
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basename = g_file_get_basename (xcf_file);
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g_object_unref (xcf_file);
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}
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else
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{
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basename = g_file_get_path (untitled);
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}
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g_object_unref (untitled);
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gdk_property_change (gdk_drag_context_get_source_window (context),
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property, type, 8, GDK_PROP_MODE_REPLACE,
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(const guchar *) basename,
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basename ? strlen (basename) : 0);
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g_free (basename);
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}
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else
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{
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gdk_property_delete (gdk_drag_context_get_source_window (context),
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property);
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}
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}
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void
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pika_dnd_xds_save_image (GdkDragContext *context,
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PikaImage *image,
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GtkSelectionData *selection)
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{
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PikaPlugInProcedure *proc;
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GdkAtom property;
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GdkAtom type;
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gint length;
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guchar *data;
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gchar *uri;
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GFile *file;
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gboolean export = FALSE;
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GError *error = NULL;
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g_return_if_fail (GDK_IS_DRAG_CONTEXT (context));
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g_return_if_fail (PIKA_IS_IMAGE (image));
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PIKA_LOG (DND, NULL);
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property = gdk_atom_intern_static_string ("XdndDirectSave0");
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type = gdk_atom_intern_static_string ("text/plain");
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if (! gdk_property_get (gdk_drag_context_get_source_window (context),
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property, type,
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0, MAX_URI_LEN, FALSE,
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NULL, NULL, &length, &data))
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return;
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uri = g_strndup ((const gchar *) data, length);
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g_free (data);
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file = g_file_new_for_uri (uri);
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proc = pika_plug_in_manager_file_procedure_find (image->pika->plug_in_manager,
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PIKA_FILE_PROCEDURE_GROUP_SAVE,
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file, NULL);
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if (! proc)
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{
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proc = pika_plug_in_manager_file_procedure_find (image->pika->plug_in_manager,
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PIKA_FILE_PROCEDURE_GROUP_EXPORT,
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file, NULL);
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export = TRUE;
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}
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if (proc)
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{
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if (! g_file_query_exists (file, NULL) ||
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pika_file_overwrite_dialog (NULL, file))
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{
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if (file_save (image->pika,
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image, NULL,
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file, proc, PIKA_RUN_INTERACTIVE,
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! export, FALSE, export,
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&error) == PIKA_PDB_SUCCESS)
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{
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gtk_selection_data_set (selection,
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gtk_selection_data_get_target (selection),
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8, (const guchar *) "S", 1);
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}
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else
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{
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gtk_selection_data_set (selection,
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gtk_selection_data_get_target (selection),
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8, (const guchar *) "E", 1);
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if (error)
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{
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pika_message (image->pika, NULL, PIKA_MESSAGE_ERROR,
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_("Saving '%s' failed:\n\n%s"),
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pika_file_get_utf8_name (file),
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error->message);
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g_clear_error (&error);
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}
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}
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}
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}
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else
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{
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gtk_selection_data_set (selection,
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gtk_selection_data_get_target (selection),
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8, (const guchar *) "E", 1);
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pika_message_literal (image->pika, NULL, PIKA_MESSAGE_ERROR,
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_("The given filename does not have any known "
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"file extension."));
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}
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g_object_unref (file);
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g_free (uri);
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}
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/* private functions */
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static gboolean
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pika_file_overwrite_dialog (GtkWidget *parent,
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GFile *file)
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{
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GtkWidget *dialog;
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gboolean overwrite = FALSE;
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dialog = pika_message_dialog_new (_("File Exists"),
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PIKA_ICON_DIALOG_WARNING,
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parent, GTK_DIALOG_DESTROY_WITH_PARENT,
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pika_standard_help_func, NULL,
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_("_Cancel"), GTK_RESPONSE_CANCEL,
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_("_Replace"), GTK_RESPONSE_OK,
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NULL);
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pika_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
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GTK_RESPONSE_OK,
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GTK_RESPONSE_CANCEL,
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-1);
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pika_message_box_set_primary_text (PIKA_MESSAGE_DIALOG (dialog)->box,
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_("A file named '%s' already exists."),
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pika_file_get_utf8_name (file));
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pika_message_box_set_text (PIKA_MESSAGE_DIALOG (dialog)->box,
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_("Do you want to replace it with the image "
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"you are saving?"));
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if (GTK_IS_DIALOG (parent))
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gtk_dialog_set_response_sensitive (GTK_DIALOG (parent),
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GTK_RESPONSE_CANCEL, FALSE);
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g_object_ref (dialog);
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overwrite = (pika_dialog_run (PIKA_DIALOG (dialog)) == GTK_RESPONSE_OK);
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gtk_widget_destroy (dialog);
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g_object_unref (dialog);
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if (GTK_IS_DIALOG (parent))
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gtk_dialog_set_response_sensitive (GTK_DIALOG (parent),
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GTK_RESPONSE_CANCEL, TRUE);
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return overwrite;
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}
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