Adding upstream version 2.10.22.upstream/2.10.22upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 277 insertions, 0 deletions

diff --git a/app/widgets/gimptoolbox-dnd.c b/app/widgets/gimptoolbox-dnd.c
new file mode 100644
index 0000000..9c68610
--- /dev/null
+++ b/app/widgets/gimptoolbox-dnd.c
@@ -0,0 +1,277 @@
+/* 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 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/gimpbuffer.h"
+#include "core/gimpcontext.h"
+#include "core/gimpimage.h"
+#include "core/gimpimage-new.h"
+#include "core/gimpimage-undo.h"
+#include "core/gimplayer.h"
+#include "core/gimplayermask.h"
+#include "core/gimptoolinfo.h"
+
+#include "file/file-open.h"
+
+#include "gimpdnd.h"
+#include "gimptoolbox.h"
+#include "gimptoolbox-dnd.h"
+#include "gimpwidgets-utils.h"
+
+#include "gimp-intl.h"
+
+
+/*  local function prototypes  */
+
+static void   gimp_toolbox_drop_uri_list  (GtkWidget       *widget,
+                                           gint             x,
+                                           gint             y,
+                                           GList           *uri_list,
+                                           gpointer         data);
+static void   gimp_toolbox_drop_drawable  (GtkWidget       *widget,
+                                           gint             x,
+                                           gint             y,
+                                           GimpViewable    *viewable,
+                                           gpointer         data);
+static void   gimp_toolbox_drop_tool      (GtkWidget       *widget,
+                                           gint             x,
+                                           gint             y,
+                                           GimpViewable    *viewable,
+                                           gpointer         data);
+static void   gimp_toolbox_drop_buffer    (GtkWidget       *widget,
+                                           gint             x,
+                                           gint             y,
+                                           GimpViewable    *viewable,
+                                           gpointer         data);
+static void   gimp_toolbox_drop_component (GtkWidget       *widget,
+                                           gint             x,
+                                           gint             y,
+                                           GimpImage       *image,
+                                           GimpChannelType  component,
+                                           gpointer         data);
+static void   gimp_toolbox_drop_pixbuf    (GtkWidget       *widget,
+                                           gint             x,
+                                           gint             y,
+                                           GdkPixbuf       *pixbuf,
+                                           gpointer         data);
+
+
+/*  public functions  */
+
+void
+gimp_toolbox_dnd_init (GimpToolbox *toolbox,
+                       GtkWidget   *vbox)
+{
+  GimpContext *context = NULL;
+
+  g_return_if_fail (GIMP_IS_TOOLBOX (toolbox));
+  g_return_if_fail (GTK_IS_BOX (vbox));
+
+  context = gimp_toolbox_get_context (toolbox);
+
+  /* Before caling any dnd helper functions, setup the drag
+   * destination manually since we want to handle all drag events
+   * manually, otherwise we would not be able to give the drag handler
+   * a chance to handle drag events
+   */
+  gtk_drag_dest_set (vbox,
+                     0, NULL, 0,
+                     GDK_ACTION_COPY | GDK_ACTION_MOVE);
+
+  gimp_dnd_viewable_dest_add  (vbox,
+                               GIMP_TYPE_LAYER,
+                               gimp_toolbox_drop_drawable,
+                               context);
+  gimp_dnd_viewable_dest_add  (vbox,
+                               GIMP_TYPE_LAYER_MASK,
+                               gimp_toolbox_drop_drawable,
+                               context);
+  gimp_dnd_viewable_dest_add  (vbox,
+                               GIMP_TYPE_CHANNEL,
+                               gimp_toolbox_drop_drawable,
+                               context);
+  gimp_dnd_viewable_dest_add  (vbox,
+                               GIMP_TYPE_TOOL_INFO,
+                               gimp_toolbox_drop_tool,
+                               context);
+  gimp_dnd_viewable_dest_add  (vbox,
+                               GIMP_TYPE_BUFFER,
+                               gimp_toolbox_drop_buffer,
+                               context);
+  gimp_dnd_component_dest_add (vbox,
+                               gimp_toolbox_drop_component,
+                               context);
+  gimp_dnd_uri_list_dest_add  (vbox,
+                               gimp_toolbox_drop_uri_list,
+                               context);
+  gimp_dnd_pixbuf_dest_add    (vbox,
+                               gimp_toolbox_drop_pixbuf,
+                               context);
+}
+
+
+/*  private functions  */
+
+static void
+gimp_toolbox_drop_uri_list (GtkWidget *widget,
+                            gint       x,
+                            gint       y,
+                            GList     *uri_list,
+                            gpointer   data)
+{
+  GimpContext *context = GIMP_CONTEXT (data);
+  GList       *list;
+
+  if (context->gimp->busy)
+    return;
+
+  for (list = uri_list; list; list = g_list_next (list))
+    {
+      GFile             *file = g_file_new_for_uri (list->data);
+      GimpImage         *image;
+      GimpPDBStatusType  status;
+      GError            *error = NULL;
+
+      image = file_open_with_display (context->gimp, context, NULL,
+                                      file, FALSE,
+                                      G_OBJECT (gtk_widget_get_screen (widget)),
+                                      gimp_widget_get_monitor (widget),
+                                      &status, &error);
+
+      if (! image && status != GIMP_PDB_CANCEL)
+        {
+          gimp_message (context->gimp, G_OBJECT (widget), GIMP_MESSAGE_ERROR,
+                        _("Opening '%s' failed:\n\n%s"),
+                        gimp_file_get_utf8_name (file), error->message);
+          g_clear_error (&error);
+        }
+
+      g_object_unref (file);
+    }
+}
+
+static void
+gimp_toolbox_drop_drawable (GtkWidget    *widget,
+                            gint          x,
+                            gint          y,
+                            GimpViewable *viewable,
+                            gpointer      data)
+{
+  GimpContext *context = GIMP_CONTEXT (data);
+  GimpImage   *new_image;
+
+  if (context->gimp->busy)
+    return;
+
+  new_image = gimp_image_new_from_drawable (context->gimp,
+                                            GIMP_DRAWABLE (viewable));
+  gimp_create_display (context->gimp, new_image, GIMP_UNIT_PIXEL, 1.0,
+                       G_OBJECT (gtk_widget_get_screen (widget)),
+                       gimp_widget_get_monitor (widget));
+  g_object_unref (new_image);
+}
+
+static void
+gimp_toolbox_drop_tool (GtkWidget    *widget,
+                        gint          x,
+                        gint          y,
+                        GimpViewable *viewable,
+                        gpointer      data)
+{
+  GimpContext *context = GIMP_CONTEXT (data);
+
+  if (context->gimp->busy)
+    return;
+
+  gimp_context_set_tool (context, GIMP_TOOL_INFO (viewable));
+}
+
+static void
+gimp_toolbox_drop_buffer (GtkWidget    *widget,
+                          gint          x,
+                          gint          y,
+                          GimpViewable *viewable,
+                          gpointer      data)
+{
+  GimpContext *context = GIMP_CONTEXT (data);
+  GimpImage   *image;
+
+  if (context->gimp->busy)
+    return;
+
+  image = gimp_image_new_from_buffer (context->gimp,
+                                      GIMP_BUFFER (viewable));
+  gimp_create_display (image->gimp, image, GIMP_UNIT_PIXEL, 1.0,
+                       G_OBJECT (gtk_widget_get_screen (widget)),
+                       gimp_widget_get_monitor (widget));
+  g_object_unref (image);
+}
+
+static void
+gimp_toolbox_drop_component (GtkWidget       *widget,
+                             gint             x,
+                             gint             y,
+                             GimpImage       *image,
+                             GimpChannelType  component,
+                             gpointer         data)
+{
+  GimpContext *context = GIMP_CONTEXT (data);
+  GimpImage   *new_image;
+
+  if (context->gimp->busy)
+    return;
+
+  new_image = gimp_image_new_from_component (context->gimp,
+                                             image, component);
+  gimp_create_display (new_image->gimp, new_image, GIMP_UNIT_PIXEL, 1.0,
+                       G_OBJECT (gtk_widget_get_screen (widget)),
+                       gimp_widget_get_monitor (widget));
+  g_object_unref (new_image);
+}
+
+static void
+gimp_toolbox_drop_pixbuf (GtkWidget *widget,
+                          gint       x,
+                          gint       y,
+                          GdkPixbuf *pixbuf,
+                          gpointer   data)
+{
+  GimpContext   *context = GIMP_CONTEXT (data);
+  GimpImage     *new_image;
+
+  if (context->gimp->busy)
+    return;
+
+  new_image = gimp_image_new_from_pixbuf (context->gimp, pixbuf,
+                                          _("Dropped Buffer"));
+  gimp_create_display (new_image->gimp, new_image, GIMP_UNIT_PIXEL, 1.0,
+                       G_OBJECT (gtk_widget_get_screen (widget)),
+                       gimp_widget_get_monitor (widget));
+  g_object_unref (new_image);
+}