Adding upstream version 2.10.22.upstream/2.10.22upstream

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

1 files changed, 612 insertions, 0 deletions

diff --git a/app/widgets/gimpcontainertreestore.c b/app/widgets/gimpcontainertreestore.c
new file mode 100644
index 0000000..643368d
--- /dev/null
+++ b/app/widgets/gimpcontainertreestore.c
@@ -0,0 +1,612 @@
+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * gimpcontainertreestore.c
+ * Copyright (C) 2010 Michael Natterer <mitch@gimp.org>
+ *
+ * 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 "widgets-types.h"
+
+#include "core/gimpcontainer.h"
+#include "core/gimpviewable.h"
+
+#include "gimpcellrendererviewable.h"
+#include "gimpcontainertreestore.h"
+#include "gimpcontainerview.h"
+#include "gimpviewrenderer.h"
+
+
+enum
+{
+  PROP_0,
+  PROP_CONTAINER_VIEW,
+  PROP_USE_NAME
+};
+
+
+typedef struct _GimpContainerTreeStorePrivate GimpContainerTreeStorePrivate;
+
+struct _GimpContainerTreeStorePrivate
+{
+  GimpContainerView *container_view;
+  GList             *renderer_cells;
+  gboolean           use_name;
+};
+
+#define GET_PRIVATE(store) \
+        ((GimpContainerTreeStorePrivate *) gimp_container_tree_store_get_instance_private ((GimpContainerTreeStore *) (store)))
+
+
+static void   gimp_container_tree_store_constructed     (GObject                *object);
+static void   gimp_container_tree_store_finalize        (GObject                *object);
+static void   gimp_container_tree_store_set_property    (GObject                *object,
+                                                         guint                   property_id,
+                                                         const GValue           *value,
+                                                         GParamSpec             *pspec);
+static void   gimp_container_tree_store_get_property    (GObject                *object,
+                                                         guint                   property_id,
+                                                         GValue                 *value,
+                                                         GParamSpec             *pspec);
+
+static void   gimp_container_tree_store_set             (GimpContainerTreeStore *store,
+                                                         GtkTreeIter            *iter,
+                                                         GimpViewable           *viewable);
+static void   gimp_container_tree_store_renderer_update (GimpViewRenderer       *renderer,
+                                                         GimpContainerTreeStore *store);
+
+
+G_DEFINE_TYPE_WITH_PRIVATE (GimpContainerTreeStore, gimp_container_tree_store,
+                            GTK_TYPE_TREE_STORE)
+
+#define parent_class gimp_container_tree_store_parent_class
+
+
+static void
+gimp_container_tree_store_class_init (GimpContainerTreeStoreClass *klass)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+  object_class->constructed  = gimp_container_tree_store_constructed;
+  object_class->finalize     = gimp_container_tree_store_finalize;
+  object_class->set_property = gimp_container_tree_store_set_property;
+  object_class->get_property = gimp_container_tree_store_get_property;
+
+  g_object_class_install_property (object_class, PROP_CONTAINER_VIEW,
+                                   g_param_spec_object ("container-view",
+                                                        NULL, NULL,
+                                                        GIMP_TYPE_CONTAINER_VIEW,
+                                                        GIMP_PARAM_READWRITE |
+                                                        G_PARAM_CONSTRUCT_ONLY));
+
+  g_object_class_install_property (object_class, PROP_USE_NAME,
+                                   g_param_spec_boolean ("use-name",
+                                                         NULL, NULL,
+                                                         FALSE,
+                                                         GIMP_PARAM_READWRITE));
+}
+
+static void
+gimp_container_tree_store_init (GimpContainerTreeStore *store)
+{
+}
+
+static void
+gimp_container_tree_store_constructed (GObject *object)
+{
+  G_OBJECT_CLASS (parent_class)->constructed (object);
+}
+
+static void
+gimp_container_tree_store_finalize (GObject *object)
+{
+  GimpContainerTreeStorePrivate *private = GET_PRIVATE (object);
+
+  if (private->renderer_cells)
+    {
+      g_list_free (private->renderer_cells);
+      private->renderer_cells = NULL;
+    }
+
+  G_OBJECT_CLASS (parent_class)->finalize (object);
+}
+
+static void
+gimp_container_tree_store_set_property (GObject      *object,
+                                        guint         property_id,
+                                        const GValue *value,
+                                        GParamSpec   *pspec)
+{
+  GimpContainerTreeStorePrivate *private = GET_PRIVATE (object);
+
+  switch (property_id)
+    {
+    case PROP_CONTAINER_VIEW:
+      private->container_view = g_value_get_object (value); /* don't ref */
+      break;
+    case PROP_USE_NAME:
+      private->use_name = g_value_get_boolean (value);
+      break;
+
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+      break;
+    }
+}
+
+static void
+gimp_container_tree_store_get_property (GObject    *object,
+                                        guint       property_id,
+                                        GValue     *value,
+                                        GParamSpec *pspec)
+{
+  GimpContainerTreeStorePrivate *private = GET_PRIVATE (object);
+
+  switch (property_id)
+    {
+    case PROP_CONTAINER_VIEW:
+      g_value_set_object (value, private->container_view);
+      break;
+    case PROP_USE_NAME:
+      g_value_set_boolean (value, private->use_name);
+      break;
+
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+      break;
+    }
+}
+
+
+/*  public functions  */
+
+GtkTreeModel *
+gimp_container_tree_store_new (GimpContainerView *container_view,
+                               gint               n_columns,
+                               GType             *types)
+{
+  GimpContainerTreeStore *store;
+
+  g_return_val_if_fail (GIMP_IS_CONTAINER_VIEW (container_view), NULL);
+  g_return_val_if_fail (n_columns >= GIMP_CONTAINER_TREE_STORE_N_COLUMNS, NULL);
+  g_return_val_if_fail (types != NULL, NULL);
+
+  store = g_object_new (GIMP_TYPE_CONTAINER_TREE_STORE,
+                        "container-view", container_view,
+                        NULL);
+
+  gtk_tree_store_set_column_types (GTK_TREE_STORE (store), n_columns, types);
+
+  return GTK_TREE_MODEL (store);
+}
+
+void
+gimp_container_tree_store_add_renderer_cell (GimpContainerTreeStore *store,
+                                             GtkCellRenderer        *cell)
+{
+  GimpContainerTreeStorePrivate *private;
+
+  g_return_if_fail (GIMP_IS_CONTAINER_TREE_STORE (store));
+  g_return_if_fail (GIMP_IS_CELL_RENDERER_VIEWABLE (cell));
+
+  private = GET_PRIVATE (store);
+
+  private->renderer_cells = g_list_prepend (private->renderer_cells, cell);
+}
+
+void
+gimp_container_tree_store_set_use_name (GimpContainerTreeStore *store,
+                                        gboolean                use_name)
+{
+  GimpContainerTreeStorePrivate *private;
+
+  g_return_if_fail (GIMP_IS_CONTAINER_TREE_STORE (store));
+
+  private = GET_PRIVATE (store);
+
+  if (private->use_name != use_name)
+    {
+      private->use_name = use_name ? TRUE : FALSE;
+      g_object_notify (G_OBJECT (store), "use-name");
+    }
+}
+
+gboolean
+gimp_container_tree_store_get_use_name (GimpContainerTreeStore *store)
+{
+  g_return_val_if_fail (GIMP_IS_CONTAINER_TREE_STORE (store), FALSE);
+
+  return GET_PRIVATE (store)->use_name;
+}
+
+static gboolean
+gimp_container_tree_store_set_context_foreach (GtkTreeModel *model,
+                                               GtkTreePath  *path,
+                                               GtkTreeIter  *iter,
+                                               gpointer      data)
+{
+  GimpContext      *context = data;
+  GimpViewRenderer *renderer;
+
+  gtk_tree_model_get (model, iter,
+                      GIMP_CONTAINER_TREE_STORE_COLUMN_RENDERER, &renderer,
+                      -1);
+
+  gimp_view_renderer_set_context (renderer, context);
+
+  g_object_unref (renderer);
+
+  return FALSE;
+}
+
+void
+gimp_container_tree_store_set_context (GimpContainerTreeStore *store,
+                                       GimpContext            *context)
+{
+  g_return_if_fail (GIMP_IS_CONTAINER_TREE_STORE (store));
+
+  gtk_tree_model_foreach (GTK_TREE_MODEL (store),
+                          gimp_container_tree_store_set_context_foreach,
+                          context);
+}
+
+GtkTreeIter *
+gimp_container_tree_store_insert_item (GimpContainerTreeStore *store,
+                                       GimpViewable           *viewable,
+                                       GtkTreeIter            *parent,
+                                       gint                    index)
+{
+  GtkTreeIter iter;
+
+  g_return_val_if_fail (GIMP_IS_CONTAINER_TREE_STORE (store), NULL);
+
+  if (index == -1)
+    gtk_tree_store_append (GTK_TREE_STORE (store), &iter, parent);
+  else
+    gtk_tree_store_insert (GTK_TREE_STORE (store), &iter, parent, index);
+
+  gimp_container_tree_store_set (store, &iter, viewable);
+
+  return gtk_tree_iter_copy (&iter);
+}
+
+void
+gimp_container_tree_store_remove_item (GimpContainerTreeStore *store,
+                                       GimpViewable           *viewable,
+                                       GtkTreeIter            *iter)
+{
+  if (iter)
+    {
+      GtkTreeModel *model = GTK_TREE_MODEL (store);
+      GtkTreePath  *path;
+
+      /* emit a "row-changed" signal for 'iter', so that editing of
+       * corresponding tree-view rows is canceled.  otherwise, if we remove the
+       * item while a corresponding row is being edited, bad things happen (see
+       * bug #792991).
+       */
+      path = gtk_tree_model_get_path (model, iter);
+      gtk_tree_model_row_changed (model, path, iter);
+      gtk_tree_path_free (path);
+
+      gtk_tree_store_remove (GTK_TREE_STORE (store), iter);
+
+      /*  If the store is empty after this remove, clear out renderers
+       *  from all cells so they don't keep refing the viewables
+       *  (see bug #149906).
+       */
+      if (! gtk_tree_model_iter_n_children (model, NULL))
+        {
+          GimpContainerTreeStorePrivate *private = GET_PRIVATE (store);
+          GList                         *list;
+
+          for (list = private->renderer_cells; list; list = list->next)
+            g_object_set (list->data, "renderer", NULL, NULL);
+        }
+    }
+}
+
+void
+gimp_container_tree_store_reorder_item (GimpContainerTreeStore *store,
+                                        GimpViewable           *viewable,
+                                        gint                    new_index,
+                                        GtkTreeIter            *iter)
+{
+  GimpContainerTreeStorePrivate *private;
+  GimpViewable                  *parent;
+  GimpContainer                 *container;
+
+  g_return_if_fail (GIMP_IS_CONTAINER_TREE_STORE (store));
+
+  private = GET_PRIVATE (store);
+
+  if (! iter)
+    return;
+
+  parent = gimp_viewable_get_parent (viewable);
+
+  if (parent)
+    container = gimp_viewable_get_children (parent);
+  else
+    container = gimp_container_view_get_container (private->container_view);
+
+  if (new_index == -1 ||
+      new_index == gimp_container_get_n_children (container) - 1)
+    {
+      gtk_tree_store_move_before (GTK_TREE_STORE (store), iter, NULL);
+    }
+  else if (new_index == 0)
+    {
+      gtk_tree_store_move_after (GTK_TREE_STORE (store), iter, NULL);
+    }
+  else
+    {
+      GtkTreePath *path;
+      GtkTreeIter  place_iter;
+      gint         depth;
+      gint        *indices;
+      gint         old_index;
+
+      path = gtk_tree_model_get_path (GTK_TREE_MODEL (store), iter);
+      indices = gtk_tree_path_get_indices (path);
+
+      depth = gtk_tree_path_get_depth (path);
+
+      old_index = indices[depth - 1];
+
+      if (new_index != old_index)
+        {
+          indices[depth - 1] = new_index;
+
+          gtk_tree_model_get_iter (GTK_TREE_MODEL (store), &place_iter, path);
+
+          if (new_index > old_index)
+            gtk_tree_store_move_after (GTK_TREE_STORE (store),
+                                       iter, &place_iter);
+          else
+            gtk_tree_store_move_before (GTK_TREE_STORE (store),
+                                        iter, &place_iter);
+        }
+
+      gtk_tree_path_free (path);
+    }
+}
+
+gboolean
+gimp_container_tree_store_rename_item (GimpContainerTreeStore *store,
+                                       GimpViewable           *viewable,
+                                       GtkTreeIter            *iter)
+{
+  gboolean new_name_shorter = FALSE;
+
+  g_return_val_if_fail (GIMP_IS_CONTAINER_TREE_STORE (store), FALSE);
+
+  if (iter)
+    {
+      GimpContainerTreeStorePrivate *private = GET_PRIVATE (store);
+      gchar                         *name;
+      gchar                         *old_name;
+
+      if (private->use_name)
+        name = (gchar *) gimp_object_get_name (viewable);
+      else
+        name = gimp_viewable_get_description (viewable, NULL);
+
+      gtk_tree_model_get (GTK_TREE_MODEL (store), iter,
+                          GIMP_CONTAINER_TREE_STORE_COLUMN_NAME, &old_name,
+                          -1);
+
+      gtk_tree_store_set (GTK_TREE_STORE (store), iter,
+                          GIMP_CONTAINER_TREE_STORE_COLUMN_NAME, name,
+                          -1);
+
+      if (name && old_name && strlen (name) < strlen (old_name))
+        new_name_shorter = TRUE;
+
+      if (! private->use_name)
+        g_free (name);
+
+      g_free (old_name);
+    }
+
+  return new_name_shorter;
+}
+
+void
+gimp_container_tree_store_clear_items (GimpContainerTreeStore *store)
+{
+  g_return_if_fail (GIMP_IS_CONTAINER_TREE_STORE (store));
+
+  gtk_tree_store_clear (GTK_TREE_STORE (store));
+
+  /*  If the store is empty after this remove, clear out renderers
+   *  from all cells so they don't keep refing the viewables
+   *  (see bug #149906).
+   */
+  if (! gtk_tree_model_iter_n_children (GTK_TREE_MODEL (store), NULL))
+    {
+      GimpContainerTreeStorePrivate *private = GET_PRIVATE (store);
+      GList                         *list;
+
+      for (list = private->renderer_cells; list; list = list->next)
+        g_object_set (list->data, "renderer", NULL, NULL);
+    }
+}
+
+typedef struct
+{
+  gint view_size;
+  gint border_width;
+} SetSizeForeachData;
+
+static gboolean
+gimp_container_tree_store_set_view_size_foreach (GtkTreeModel *model,
+                                                 GtkTreePath  *path,
+                                                 GtkTreeIter  *iter,
+                                                 gpointer      data)
+{
+  SetSizeForeachData *size_data = data;
+  GimpViewRenderer   *renderer;
+
+  gtk_tree_model_get (model, iter,
+                      GIMP_CONTAINER_TREE_STORE_COLUMN_RENDERER, &renderer,
+                      -1);
+
+  gimp_view_renderer_set_size (renderer,
+                               size_data->view_size,
+                               size_data->border_width);
+
+  g_object_unref (renderer);
+
+  return FALSE;
+}
+
+void
+gimp_container_tree_store_set_view_size (GimpContainerTreeStore *store)
+{
+  GimpContainerTreeStorePrivate *private;
+  SetSizeForeachData             size_data;
+
+  g_return_if_fail (GIMP_IS_CONTAINER_TREE_STORE (store));
+
+  private = GET_PRIVATE (store);
+
+  size_data.view_size =
+    gimp_container_view_get_view_size (private->container_view,
+                                       &size_data.border_width);
+
+  gtk_tree_model_foreach (GTK_TREE_MODEL (store),
+                          gimp_container_tree_store_set_view_size_foreach,
+                          &size_data);
+}
+
+
+/*  private functions  */
+
+void
+gimp_container_tree_store_columns_init (GType *types,
+                                        gint  *n_types)
+{
+  g_return_if_fail (types != NULL);
+  g_return_if_fail (n_types != NULL);
+  g_return_if_fail (*n_types == 0);
+
+  gimp_assert (GIMP_CONTAINER_TREE_STORE_COLUMN_RENDERER ==
+               gimp_container_tree_store_columns_add (types, n_types,
+                                                      GIMP_TYPE_VIEW_RENDERER));
+
+  gimp_assert (GIMP_CONTAINER_TREE_STORE_COLUMN_NAME ==
+               gimp_container_tree_store_columns_add (types, n_types,
+                                                      G_TYPE_STRING));
+
+  gimp_assert (GIMP_CONTAINER_TREE_STORE_COLUMN_NAME_ATTRIBUTES ==
+               gimp_container_tree_store_columns_add (types, n_types,
+                                                      PANGO_TYPE_ATTR_LIST));
+
+  gimp_assert (GIMP_CONTAINER_TREE_STORE_COLUMN_NAME_SENSITIVE ==
+               gimp_container_tree_store_columns_add (types, n_types,
+                                                      G_TYPE_BOOLEAN));
+
+  gimp_assert (GIMP_CONTAINER_TREE_STORE_COLUMN_USER_DATA ==
+               gimp_container_tree_store_columns_add (types, n_types,
+                                                      G_TYPE_POINTER));
+}
+
+gint
+gimp_container_tree_store_columns_add (GType *types,
+                                       gint  *n_types,
+                                       GType  type)
+{
+  g_return_val_if_fail (types != NULL, 0);
+  g_return_val_if_fail (n_types != NULL, 0);
+  g_return_val_if_fail (*n_types >= 0, 0);
+
+  types[*n_types] = type;
+  (*n_types)++;
+
+  return *n_types - 1;
+}
+
+static void
+gimp_container_tree_store_set (GimpContainerTreeStore *store,
+                               GtkTreeIter            *iter,
+                               GimpViewable           *viewable)
+{
+  GimpContainerTreeStorePrivate *private = GET_PRIVATE (store);
+  GimpContext                   *context;
+  GimpViewRenderer              *renderer;
+  gchar                         *name;
+  gint                           view_size;
+  gint                           border_width;
+
+  context = gimp_container_view_get_context (private->container_view);
+
+  view_size = gimp_container_view_get_view_size (private->container_view,
+                                                 &border_width);
+
+  renderer = gimp_view_renderer_new (context,
+                                     G_TYPE_FROM_INSTANCE (viewable),
+                                     view_size, border_width,
+                                     FALSE);
+  gimp_view_renderer_set_viewable (renderer, viewable);
+  gimp_view_renderer_remove_idle (renderer);
+
+  g_signal_connect (renderer, "update",
+                    G_CALLBACK (gimp_container_tree_store_renderer_update),
+                    store);
+
+  if (private->use_name)
+    name = (gchar *) gimp_object_get_name (viewable);
+  else
+    name = gimp_viewable_get_description (viewable, NULL);
+
+  gtk_tree_store_set (GTK_TREE_STORE (store), iter,
+                      GIMP_CONTAINER_TREE_STORE_COLUMN_RENDERER,       renderer,
+                      GIMP_CONTAINER_TREE_STORE_COLUMN_NAME,           name,
+                      GIMP_CONTAINER_TREE_STORE_COLUMN_NAME_SENSITIVE, TRUE,
+                      -1);
+
+  if (! private->use_name)
+    g_free (name);
+
+  g_object_unref (renderer);
+}
+
+static void
+gimp_container_tree_store_renderer_update (GimpViewRenderer       *renderer,
+                                           GimpContainerTreeStore *store)
+{
+  GimpContainerTreeStorePrivate *private = GET_PRIVATE (store);
+  GtkTreeIter                   *iter;
+
+  iter = gimp_container_view_lookup (private->container_view,
+                                     renderer->viewable);
+
+  if (iter)
+    {
+      GtkTreePath *path;
+
+      path = gtk_tree_model_get_path (GTK_TREE_MODEL (store), iter);
+      gtk_tree_model_row_changed (GTK_TREE_MODEL (store), path, iter);
+      gtk_tree_path_free (path);
+    }
+}