Adding upstream version 2.10.36.upstream/2.10.36

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

1 files changed, 509 insertions, 0 deletions

diff --git a/libgimp/gimpmenu.c b/libgimp/gimpmenu.c
new file mode 100644
index 0000000..7f788d5
--- /dev/null
+++ b/libgimp/gimpmenu.c
@@ -0,0 +1,509 @@
+/* LIBGIMP - The GIMP Library
+ * Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
+ *
+ * gimpmenu.c
+ *
+ * This library is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 3 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library.  If not, see
+ * <https://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+
+#include <gegl.h>
+#include <gtk/gtk.h>
+
+#include "libgimpwidgets/gimpwidgets.h"
+
+#include "gimp.h"
+
+#include "gimppixbuf.h"
+
+#undef GIMP_DISABLE_DEPRECATED
+#include "gimpmenu.h"
+
+#include "libgimp-intl.h"
+
+
+/**
+ * SECTION: gimpmenu
+ * @title: gimpmenu
+ * @short_description: Menus for selecting images, layers, channels
+ *                     and drawables.
+ *
+ * Menus for selecting images, layers, channels and drawables.
+ **/
+
+
+#define MENU_THUMBNAIL_WIDTH   24
+#define MENU_THUMBNAIL_HEIGHT  24
+
+
+/*  local function prototypes  */
+
+static GtkWidget * gimp_menu_make_menu     (GimpMenuCallback    callback,
+                                            gpointer            data);
+static GtkWidget * gimp_menu_add_item      (GtkWidget          *menu,
+                                            const gchar        *image_name,
+                                            const gchar        *drawable_name,
+                                            gint32              any_ID);
+static GtkWidget * gimp_menu_add_empty     (GtkWidget          *menu);
+static GtkWidget * gimp_menu_make_preview  (gint32              any_ID,
+                                            gboolean            is_image,
+                                            gint                width,
+                                            gint                height);
+static void        gimp_menu_callback      (GtkWidget          *widget,
+                                            gpointer            any_ID);
+
+
+/*  public functions  */
+
+/**
+ * gimp_image_menu_new:
+ * @constraint:   a function to filter the menu contents
+ * @callback:     the callback to call when an image is selected
+ * @data:         the callback's user_data
+ * @active_image: an image to preselect
+ *
+ * Deprecated: Use gimp_image_combo_box_new() instead.
+ *
+ * Returns: the image menu.
+ */
+GtkWidget *
+gimp_image_menu_new (GimpConstraintFunc constraint,
+                     GimpMenuCallback   callback,
+                     gpointer           data,
+                     gint32             active_image)
+{
+  GtkWidget *menu;
+  gchar     *name;
+  gchar     *label;
+  gint32    *images;
+  gint32     image = -1;
+  gint       n_images;
+  gint       i, k;
+
+  g_return_val_if_fail (callback != NULL, NULL);
+
+  menu = gimp_menu_make_menu (callback, data);
+
+  images = gimp_image_list (&n_images);
+
+  for (i = 0, k = 0; i < n_images; i++)
+    if (! constraint || (* constraint) (images[i], -1, data))
+      {
+        name = gimp_image_get_name (images[i]);
+        label = g_strdup_printf ("%s-%d", name, images[i]);
+        g_free (name);
+
+        gimp_menu_add_item (menu, label, NULL, images[i]);
+
+        g_free (label);
+
+        if (images[i] == active_image)
+          {
+            image = active_image;
+            gtk_menu_set_active (GTK_MENU (menu), k);
+          }
+        else if (image == -1)
+          {
+            image = images[i];
+          }
+
+        k += 1;
+      }
+
+  if (k == 0)
+    gimp_menu_add_empty (menu);
+
+  (* callback) (image, data);
+
+  g_free (images);
+
+  return menu;
+}
+
+/**
+ * gimp_layer_menu_new:
+ * @constraint:   a function to filter the menu contents
+ * @callback:     the callback to call when a channel is selected
+ * @data:         the callback's user_data
+ * @active_layer: a layer to preselect
+ *
+ * Deprecated: Use gimp_layer_combo_box_new() instead.
+ *
+ * Returns: the layer menu.
+ */
+GtkWidget *
+gimp_layer_menu_new (GimpConstraintFunc constraint,
+                     GimpMenuCallback   callback,
+                     gpointer           data,
+                     gint32             active_layer)
+{
+  GtkWidget *menu;
+  gchar     *image_label;
+  gint32    *images;
+  gint32    *layers;
+  gint32     layer = -1;
+  gint       n_images;
+  gint       n_layers;
+  gint       i, j, k;
+
+  g_return_val_if_fail (callback != NULL, NULL);
+
+  menu = gimp_menu_make_menu (callback, data);
+
+  images = gimp_image_list (&n_images);
+
+  for (i = 0, k = 0; i < n_images; i++)
+    if (! constraint || (* constraint) (images[i], -1, data))
+      {
+        gchar *name;
+
+        name = gimp_image_get_name (images[i]);
+        image_label = g_strdup_printf ("%s-%d", name, images[i]);
+        g_free (name);
+
+        layers = gimp_image_get_layers (images[i], &n_layers);
+
+        for (j = 0; j < n_layers; j++)
+          if (! constraint || (* constraint) (images[i], layers[j], data))
+            {
+              name = gimp_item_get_name (layers[j]);
+              gimp_menu_add_item (menu, image_label, name, layers[j]);
+              g_free (name);
+
+              if (layers[j] == active_layer)
+                {
+                  layer = active_layer;
+                  gtk_menu_set_active (GTK_MENU (menu), k);
+                }
+              else if (layer == -1)
+                {
+                  layer = layers[j];
+                }
+
+              k += 1;
+            }
+
+        g_free (image_label);
+        g_free (layers);
+      }
+
+  g_free (images);
+
+  if (k == 0)
+    gimp_menu_add_empty (menu);
+
+  (* callback) (layer, data);
+
+  return menu;
+}
+
+/**
+ * gimp_channel_menu_new:
+ * @constraint:     a function to filter the menu contents
+ * @callback:       the callback to call when a channel is selected
+ * @data:           the callback's user_data
+ * @active_channel: a channel to preselect
+ *
+ * Deprecated: Use gimp_channel_combo_box_new() instead.
+ *
+ * Returns: the channel menu.
+ */
+GtkWidget *
+gimp_channel_menu_new (GimpConstraintFunc constraint,
+                       GimpMenuCallback   callback,
+                       gpointer           data,
+                       gint32             active_channel)
+{
+  GtkWidget *menu;
+  gchar     *image_label;
+  gint32    *images;
+  gint32    *channels;
+  gint32     channel;
+  gint       n_images;
+  gint       n_channels;
+  gint       i, j, k;
+
+  g_return_val_if_fail (callback != NULL, NULL);
+
+  menu = gimp_menu_make_menu (callback, data);
+
+  channel = -1;
+
+  images = gimp_image_list (&n_images);
+
+  for (i = 0, k = 0; i < n_images; i++)
+    if (! constraint || (* constraint) (images[i], -1, data))
+      {
+        gchar *name;
+
+        name = gimp_image_get_name (images[i]);
+        image_label = g_strdup_printf ("%s-%d", name, images[i]);
+        g_free (name);
+
+        channels = gimp_image_get_channels (images[i], &n_channels);
+
+        for (j = 0; j < n_channels; j++)
+          if (! constraint || (* constraint) (images[i], channels[j], data))
+            {
+              name = gimp_item_get_name (channels[j]);
+              gimp_menu_add_item (menu, image_label, name, channels[j]);
+              g_free (name);
+
+              if (channels[j] == active_channel)
+                {
+                  channel = active_channel;
+                  gtk_menu_set_active (GTK_MENU (menu), k);
+                }
+              else if (channel == -1)
+                {
+                  channel = channels[j];
+                }
+
+              k += 1;
+            }
+
+        g_free (image_label);
+        g_free (channels);
+      }
+
+  g_free (images);
+
+  if (k == 0)
+    gimp_menu_add_empty (menu);
+
+  (* callback) (channel, data);
+
+  return menu;
+}
+
+/**
+ * gimp_drawable_menu_new:
+ * @constraint:      a function to filter the menu contents
+ * @callback:        the callback to call when a channel is selected
+ * @data:            the callback's user_data
+ * @active_drawable: a drawable to preselect
+ *
+ * Deprecated: Use gimp_drawable_combo_box_new() instead.
+ *
+ * Returns: the drawable menu.
+ */
+GtkWidget *
+gimp_drawable_menu_new (GimpConstraintFunc constraint,
+                        GimpMenuCallback   callback,
+                        gpointer           data,
+                        gint32             active_drawable)
+{
+  GtkWidget *menu;
+  gchar     *name;
+  gchar     *image_label;
+  gint32    *images;
+  gint32    *layers;
+  gint32    *channels;
+  gint32     drawable;
+  gint       n_images;
+  gint       n_layers;
+  gint       n_channels;
+  gint       i, j, k;
+
+  menu = gimp_menu_make_menu (callback, data);
+
+  drawable = -1;
+
+  images = gimp_image_list (&n_images);
+
+  for (i = 0, k = 0; i < n_images; i++)
+    if (! constraint || (* constraint) (images[i], -1, data))
+      {
+        name = gimp_image_get_name (images[i]);
+        image_label = g_strdup_printf ("%s-%d", name, images[i]);
+        g_free (name);
+
+        layers   = gimp_image_get_layers   (images[i], &n_layers);
+        channels = gimp_image_get_channels (images[i], &n_channels);
+
+        for (j = 0; j < n_layers; j++)
+          if (! constraint || (* constraint) (images[i], layers[j], data))
+            {
+              name = gimp_item_get_name (layers[j]);
+              gimp_menu_add_item (menu, image_label, name, layers[j]);
+              g_free (name);
+
+              if (layers[j] == active_drawable)
+                {
+                  drawable = active_drawable;
+                  gtk_menu_set_active (GTK_MENU (menu), k);
+                }
+              else if (drawable == -1)
+                {
+                  drawable = layers[j];
+                }
+
+              k += 1;
+            }
+
+        for (j = 0; j < n_channels; j++)
+          if (! constraint || (* constraint) (images[i], channels[j], data))
+            {
+              name = gimp_item_get_name (channels[j]);
+              gimp_menu_add_item (menu, image_label, name, channels[j]);
+              g_free (name);
+
+              if (channels[j] == active_drawable)
+                {
+                  drawable = active_drawable;
+                  gtk_menu_set_active (GTK_MENU (menu), k);
+                }
+              else if (drawable == -1)
+                {
+                  drawable = channels[j];
+                }
+
+              k += 1;
+            }
+
+        g_free (image_label);
+        g_free (layers);
+        g_free (channels);
+      }
+
+  g_free (images);
+
+  if (k == 0)
+    gimp_menu_add_empty (menu);
+
+  (* callback) (drawable, data);
+
+  return menu;
+}
+
+
+/*  private functions  */
+
+static GtkWidget *
+gimp_menu_make_menu (GimpMenuCallback callback,
+                     gpointer         data)
+{
+  GtkWidget *menu;
+
+  menu = gtk_menu_new ();
+  g_object_set_data (G_OBJECT (menu), "gimp-menu-callback",      callback);
+  g_object_set_data (G_OBJECT (menu), "gimp-menu-callback-data", data);
+
+  return menu;
+}
+
+static GtkWidget *
+gimp_menu_add_item (GtkWidget   *menu,
+                    const gchar *image_name,
+                    const gchar *drawable_name,
+                    gint32       any_ID)
+{
+  GtkWidget *menuitem;
+  GtkWidget *hbox;
+  GtkWidget *vbox;
+  GtkWidget *preview;
+  GtkWidget *label;
+  gchar     *str;
+
+  if (drawable_name)
+    str = g_strdup_printf ("%s/%s-%d", image_name, drawable_name, any_ID);
+  else
+    str = g_strdup (image_name);
+
+  menuitem = gtk_menu_item_new ();
+  gtk_menu_shell_append (GTK_MENU_SHELL (menu), menuitem);
+  gtk_widget_show (menuitem);
+
+  g_signal_connect (menuitem, "activate",
+                    G_CALLBACK (gimp_menu_callback),
+                    GINT_TO_POINTER (any_ID));
+
+  hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 4);
+  gtk_container_add (GTK_CONTAINER (menuitem), hbox);
+  gtk_widget_show (hbox);
+
+  vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
+  gtk_box_pack_start (GTK_BOX (hbox), vbox, FALSE, FALSE, 0);
+  gtk_widget_show (vbox);
+
+  preview = gimp_menu_make_preview (any_ID, drawable_name == NULL,
+                                    MENU_THUMBNAIL_WIDTH,
+                                    MENU_THUMBNAIL_HEIGHT);
+  gtk_box_pack_start (GTK_BOX (vbox), preview, TRUE, TRUE, 0);
+  gtk_widget_show (preview);
+
+  label = gtk_label_new (str);
+  gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);
+  gtk_widget_show (label);
+
+  g_free (str);
+
+  return menuitem;
+}
+
+static GtkWidget *
+gimp_menu_add_empty (GtkWidget *menu)
+{
+  GtkWidget *menuitem;
+
+  menuitem = gtk_menu_item_new_with_label (_("(Empty)"));
+  gtk_widget_set_sensitive (menuitem, FALSE);
+  gtk_menu_shell_append (GTK_MENU_SHELL (menu), menuitem);
+  gtk_widget_show (menuitem);
+
+  return menuitem;
+}
+
+static GtkWidget *
+gimp_menu_make_preview (gint32     any_ID,
+                        gboolean   is_image,
+                        gint       width,
+                        gint       height)
+{
+  GtkWidget *image;
+  GdkPixbuf *pixbuf;
+
+  if (is_image)
+    pixbuf = gimp_image_get_thumbnail (any_ID,
+                                       width, height,
+                                       GIMP_PIXBUF_SMALL_CHECKS);
+  else
+    pixbuf = gimp_drawable_get_thumbnail (any_ID,
+                                          width, height,
+                                          GIMP_PIXBUF_SMALL_CHECKS);
+
+  image = gtk_image_new_from_pixbuf (pixbuf);
+
+  g_object_unref (pixbuf);
+
+  return image;
+}
+
+static void
+gimp_menu_callback (GtkWidget *widget,
+                    gpointer   any_ID)
+{
+  GtkWidget        *parent = gtk_widget_get_parent (widget);
+  GimpMenuCallback  callback;
+  gpointer          callback_data;
+
+  callback = (GimpMenuCallback) g_object_get_data (G_OBJECT (parent),
+                                                   "gimp-menu-callback");
+  callback_data = g_object_get_data (G_OBJECT (parent),
+                                     "gimp-menu-callback-data");
+
+  (* callback) (GPOINTER_TO_INT (any_ID), callback_data);
+}