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-rw-r--r--app/widgets/gimptooleditor.c844
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diff --git a/app/widgets/gimptooleditor.c b/app/widgets/gimptooleditor.c
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+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * gimptooleditor.c
+ * Copyright (C) 2001-2009 Michael Natterer <mitch@gimp.org>
+ * Stephen Griffiths <scgmk5@gmail.com>
+ *
+ * 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 <gegl.h>
+#include <gtk/gtk.h>
+
+#include "libgimpconfig/gimpconfig.h"
+#include "libgimpwidgets/gimpwidgets.h"
+
+#include "widgets-types.h"
+
+#include "core/gimp.h"
+#include "core/gimpcontainer.h"
+#include "core/gimpcontext.h"
+#include "core/gimptoolgroup.h"
+#include "core/gimptreehandler.h"
+
+#include "tools/gimp-tools.h"
+
+#include "gimpcontainertreestore.h"
+#include "gimpcontainerview.h"
+#include "gimpdnd.h"
+#include "gimpviewrenderer.h"
+#include "gimptooleditor.h"
+#include "gimphelp-ids.h"
+#include "gimpwidgets-utils.h"
+
+#include "gimp-intl.h"
+
+
+struct _GimpToolEditorPrivate
+{
+ GimpContainer *container;
+ GimpContext *context;
+
+ GtkWidget *scrolled;
+
+ GtkWidget *new_group_button;
+ GtkWidget *raise_button;
+ GtkWidget *lower_button;
+ GtkWidget *delete_button;
+ GtkWidget *reset_button;
+
+ GimpTreeHandler *tool_item_notify_handler;
+
+ /* State of tools at creation of the editor, stored to support
+ * reverting changes
+ */
+ gchar *initial_tool_state;
+};
+
+
+/* local function prototypes */
+
+static void gimp_tool_editor_view_iface_init (GimpContainerViewInterface *iface);
+
+static void gimp_tool_editor_constructed (GObject *object);
+
+static gboolean gimp_tool_editor_select_item (GimpContainerView *view,
+ GimpViewable *viewable,
+ gpointer insert_data);
+static void gimp_tool_editor_set_container (GimpContainerView *container_view,
+ GimpContainer *container);
+static void gimp_tool_editor_set_context (GimpContainerView *container_view,
+ GimpContext *context);
+
+static gboolean gimp_tool_editor_drop_possible (GimpContainerTreeView *tree_view,
+ GimpDndType src_type,
+ GimpViewable *src_viewable,
+ GimpViewable *dest_viewable,
+ GtkTreePath *drop_path,
+ GtkTreeViewDropPosition drop_pos,
+ GtkTreeViewDropPosition *return_drop_pos,
+ GdkDragAction *return_drag_action);
+static void gimp_tool_editor_drop_viewable (GimpContainerTreeView *tree_view,
+ GimpViewable *src_viewable,
+ GimpViewable *dest_viewable,
+ GtkTreeViewDropPosition drop_pos);
+
+static void gimp_tool_editor_tool_item_notify (GimpToolItem *tool_item,
+ GParamSpec *pspec,
+ GimpToolEditor *tool_editor);
+
+static void gimp_tool_editor_eye_data_func (GtkTreeViewColumn *tree_column,
+ GtkCellRenderer *cell,
+ GtkTreeModel *tree_model,
+ GtkTreeIter *iter,
+ gpointer data);
+static void gimp_tool_editor_eye_clicked (GtkCellRendererToggle *toggle,
+ gchar *path_str,
+ GdkModifierType state,
+ GimpToolEditor *tool_editor);
+
+static void gimp_tool_editor_new_group_clicked (GtkButton *button,
+ GimpToolEditor *tool_editor);
+static void gimp_tool_editor_raise_clicked (GtkButton *button,
+ GimpToolEditor *tool_editor);
+static void gimp_tool_editor_raise_extend_clicked (GtkButton *button,
+ GdkModifierType mask,
+ GimpToolEditor *tool_editor);
+static void gimp_tool_editor_lower_clicked (GtkButton *button,
+ GimpToolEditor *tool_editor);
+static void gimp_tool_editor_lower_extend_clicked (GtkButton *button,
+ GdkModifierType mask,
+ GimpToolEditor *tool_editor);
+static void gimp_tool_editor_delete_clicked (GtkButton *button,
+ GimpToolEditor *tool_editor);
+static void gimp_tool_editor_reset_clicked (GtkButton *button,
+ GimpToolEditor *tool_editor);
+
+static GimpToolItem * gimp_tool_editor_get_selected_tool_item (GimpToolEditor *tool_editor);
+static GimpContainer * gimp_tool_editor_get_tool_item_container (GimpToolEditor *tool_editor,
+ GimpToolItem *tool_item);
+
+static void gimp_tool_editor_update_container (GimpToolEditor *tool_editor);
+static void gimp_tool_editor_update_sensitivity (GimpToolEditor *tool_editor);
+
+
+G_DEFINE_TYPE_WITH_CODE (GimpToolEditor, gimp_tool_editor,
+ GIMP_TYPE_CONTAINER_TREE_VIEW,
+ G_ADD_PRIVATE (GimpToolEditor)
+ G_IMPLEMENT_INTERFACE (GIMP_TYPE_CONTAINER_VIEW,
+ gimp_tool_editor_view_iface_init))
+
+#define parent_class gimp_tool_editor_parent_class
+
+static GimpContainerViewInterface *parent_view_iface = NULL;
+
+
+/* private functions */
+
+static void
+gimp_tool_editor_class_init (GimpToolEditorClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+ GimpContainerTreeViewClass *tree_view_class = GIMP_CONTAINER_TREE_VIEW_CLASS (klass);
+
+ object_class->constructed = gimp_tool_editor_constructed;
+
+ tree_view_class->drop_possible = gimp_tool_editor_drop_possible;
+ tree_view_class->drop_viewable = gimp_tool_editor_drop_viewable;
+}
+
+static void
+gimp_tool_editor_view_iface_init (GimpContainerViewInterface *iface)
+{
+ parent_view_iface = g_type_interface_peek_parent (iface);
+
+ if (! parent_view_iface)
+ parent_view_iface = g_type_default_interface_peek (GIMP_TYPE_CONTAINER_VIEW);
+
+ iface->select_item = gimp_tool_editor_select_item;
+ iface->set_container = gimp_tool_editor_set_container;
+ iface->set_context = gimp_tool_editor_set_context;
+}
+
+static void
+gimp_tool_editor_init (GimpToolEditor *tool_editor)
+{
+ tool_editor->priv = gimp_tool_editor_get_instance_private (tool_editor);
+}
+
+static void
+gimp_tool_editor_constructed (GObject *object)
+{
+ GimpToolEditor *tool_editor = GIMP_TOOL_EDITOR (object);
+ GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (object);
+ GimpContainerView *container_view = GIMP_CONTAINER_VIEW (object);
+ gint view_size;
+ gint border_width;
+
+ G_OBJECT_CLASS (parent_class)->constructed (object);
+
+ view_size = gimp_container_view_get_view_size (container_view,
+ &border_width);
+
+ gimp_editor_set_show_name (GIMP_EDITOR (tool_editor), FALSE);
+
+ gtk_tree_view_set_level_indentation (tree_view->view,
+ 0.8 * (view_size + 2 * border_width));
+
+ gimp_dnd_viewable_dest_add (GTK_WIDGET (tree_view->view),
+ GIMP_TYPE_TOOL_ITEM,
+ NULL, NULL);
+
+ /* construct tree view */
+ {
+ GtkTreeViewColumn *column;
+ GtkCellRenderer *eye_cell;
+ GtkStyle *tree_style;
+ GtkIconSize icon_size;
+
+ tree_style = gtk_widget_get_style (GTK_WIDGET (tool_editor));
+
+ icon_size = gimp_get_icon_size (GTK_WIDGET (tool_editor),
+ GIMP_ICON_VISIBLE,
+ GTK_ICON_SIZE_BUTTON,
+ view_size -
+ 2 * tree_style->xthickness,
+ view_size -
+ 2 * tree_style->ythickness);
+
+ column = gtk_tree_view_column_new ();
+ gtk_tree_view_insert_column (tree_view->view, column, 0);
+
+ eye_cell = gimp_cell_renderer_toggle_new (GIMP_ICON_VISIBLE);
+ g_object_set (eye_cell, "stock-size", icon_size, NULL);
+ gtk_tree_view_column_pack_start (column, eye_cell, FALSE);
+ gtk_tree_view_column_set_cell_data_func (column, eye_cell,
+ gimp_tool_editor_eye_data_func,
+ tree_view, NULL);
+
+ gimp_container_tree_view_add_toggle_cell (tree_view, eye_cell);
+
+ g_signal_connect (eye_cell, "clicked",
+ G_CALLBACK (gimp_tool_editor_eye_clicked),
+ tool_editor);
+ }
+
+ /* buttons */
+ tool_editor->priv->new_group_button =
+ gimp_editor_add_button (GIMP_EDITOR (tool_editor), GIMP_ICON_FOLDER_NEW,
+ _("Create a new tool group"), NULL,
+ G_CALLBACK (gimp_tool_editor_new_group_clicked),
+ NULL,
+ G_OBJECT (tool_editor));
+
+ tool_editor->priv->raise_button =
+ gimp_editor_add_button (GIMP_EDITOR (tool_editor), GIMP_ICON_GO_UP,
+ _("Raise this item"),
+ _("Raise this item to the top"),
+ G_CALLBACK (gimp_tool_editor_raise_clicked),
+ G_CALLBACK (gimp_tool_editor_raise_extend_clicked),
+ G_OBJECT (tool_editor));
+
+ tool_editor->priv->lower_button =
+ gimp_editor_add_button (GIMP_EDITOR (tool_editor), GIMP_ICON_GO_DOWN,
+ _("Lower this item"),
+ _("Lower this item to the bottom"),
+ G_CALLBACK (gimp_tool_editor_lower_clicked),
+ G_CALLBACK (gimp_tool_editor_lower_extend_clicked),
+ G_OBJECT (tool_editor));
+
+ tool_editor->priv->delete_button =
+ gimp_editor_add_button (GIMP_EDITOR (tool_editor), GIMP_ICON_EDIT_DELETE,
+ _("Delete this tool group"), NULL,
+ G_CALLBACK (gimp_tool_editor_delete_clicked),
+ NULL,
+ G_OBJECT (tool_editor));
+
+ tool_editor->priv->reset_button =
+ gimp_editor_add_button (GIMP_EDITOR (tool_editor), GIMP_ICON_RESET,
+ _("Reset tool order and visibility"), NULL,
+ G_CALLBACK (gimp_tool_editor_reset_clicked),
+ NULL,
+ G_OBJECT (tool_editor));
+
+ gimp_tool_editor_update_sensitivity (tool_editor);
+}
+
+static gboolean
+gimp_tool_editor_select_item (GimpContainerView *container_view,
+ GimpViewable *viewable,
+ gpointer insert_data)
+{
+ GimpToolEditor *tool_editor = GIMP_TOOL_EDITOR (container_view);
+ gboolean result;
+
+ result = parent_view_iface->select_item (container_view,
+ viewable, insert_data);
+
+ gimp_tool_editor_update_sensitivity (tool_editor);
+
+ return result;
+}
+
+static void
+gimp_tool_editor_set_container (GimpContainerView *container_view,
+ GimpContainer *container)
+{
+ GimpToolEditor *tool_editor = GIMP_TOOL_EDITOR (container_view);
+
+ parent_view_iface->set_container (container_view, container);
+
+ gimp_tool_editor_update_container (tool_editor);
+}
+
+static void
+gimp_tool_editor_set_context (GimpContainerView *container_view,
+ GimpContext *context)
+{
+ GimpToolEditor *tool_editor = GIMP_TOOL_EDITOR (container_view);
+
+ parent_view_iface->set_context (container_view, context);
+
+ gimp_tool_editor_update_container (tool_editor);
+}
+
+static gboolean
+gimp_tool_editor_drop_possible (GimpContainerTreeView *tree_view,
+ GimpDndType src_type,
+ GimpViewable *src_viewable,
+ GimpViewable *dest_viewable,
+ GtkTreePath *drop_path,
+ GtkTreeViewDropPosition drop_pos,
+ GtkTreeViewDropPosition *return_drop_pos,
+ GdkDragAction *return_drag_action)
+{
+ if (GIMP_CONTAINER_TREE_VIEW_CLASS (parent_class)->drop_possible (
+ tree_view,
+ src_type, src_viewable, dest_viewable, drop_path, drop_pos,
+ return_drop_pos, return_drag_action))
+ {
+ if (gimp_viewable_get_parent (dest_viewable) ||
+ (gimp_viewable_get_children (dest_viewable) &&
+ (drop_pos == GTK_TREE_VIEW_DROP_INTO_OR_AFTER ||
+ drop_pos == GTK_TREE_VIEW_DROP_INTO_OR_BEFORE)))
+ {
+ return ! gimp_viewable_get_children (src_viewable);
+ }
+
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+static void
+gimp_tool_editor_drop_viewable (GimpContainerTreeView *tree_view,
+ GimpViewable *src_viewable,
+ GimpViewable *dest_viewable,
+ GtkTreeViewDropPosition drop_pos)
+{
+ GimpContainerView *container_view = GIMP_CONTAINER_VIEW (tree_view);
+
+ GIMP_CONTAINER_TREE_VIEW_CLASS (parent_class)->drop_viewable (tree_view,
+ src_viewable,
+ dest_viewable,
+ drop_pos);
+
+ gimp_container_view_select_item (container_view, src_viewable);
+}
+
+static void
+gimp_tool_editor_new_group_clicked (GtkButton *button,
+ GimpToolEditor *tool_editor)
+{
+ GimpContainerView *container_view = GIMP_CONTAINER_VIEW (tool_editor);
+ GimpContainer *container;
+ GimpToolItem *tool_item;
+ GimpToolGroup *group;
+ gint index = 0;
+
+ tool_item = gimp_tool_editor_get_selected_tool_item (tool_editor);
+
+ if (tool_item)
+ {
+ if (gimp_viewable_get_parent (GIMP_VIEWABLE (tool_item)) != NULL)
+ return;
+
+ container = gimp_tool_editor_get_tool_item_container (tool_editor,
+ tool_item);
+
+ index = gimp_container_get_child_index (container,
+ GIMP_OBJECT (tool_item));
+ }
+ else
+ {
+ container = tool_editor->priv->container;
+ }
+
+ if (container)
+ {
+ group = gimp_tool_group_new ();
+
+ gimp_container_insert (container, GIMP_OBJECT (group), index);
+
+ g_object_unref (group);
+
+ gimp_container_view_select_item (container_view, GIMP_VIEWABLE (group));
+ }
+}
+
+static void
+gimp_tool_editor_raise_clicked (GtkButton *button,
+ GimpToolEditor *tool_editor)
+{
+ GimpToolItem *tool_item;
+
+ tool_item = gimp_tool_editor_get_selected_tool_item (tool_editor);
+
+ if (tool_item)
+ {
+ GimpContainer *container;
+ gint index;
+
+ container = gimp_tool_editor_get_tool_item_container (tool_editor,
+ tool_item);
+
+ index = gimp_container_get_child_index (container,
+ GIMP_OBJECT (tool_item));
+
+ if (index > 0)
+ {
+ gimp_container_reorder (container,
+ GIMP_OBJECT (tool_item), index - 1);
+ }
+ }
+}
+
+static void
+gimp_tool_editor_raise_extend_clicked (GtkButton *button,
+ GdkModifierType mask,
+ GimpToolEditor *tool_editor)
+{
+ GimpToolItem *tool_item;
+
+ tool_item = gimp_tool_editor_get_selected_tool_item (tool_editor);
+
+ if (tool_item && (mask & GDK_SHIFT_MASK))
+ {
+ GimpContainer *container;
+ gint index;
+
+ container = gimp_tool_editor_get_tool_item_container (tool_editor,
+ tool_item);
+
+ index = gimp_container_get_child_index (container,
+ GIMP_OBJECT (tool_item));
+
+ if (index > 0)
+ {
+ gimp_container_reorder (container,
+ GIMP_OBJECT (tool_item), 0);
+ }
+ }
+}
+
+static void
+gimp_tool_editor_lower_clicked (GtkButton *button,
+ GimpToolEditor *tool_editor)
+{
+ GimpToolItem *tool_item;
+
+ tool_item = gimp_tool_editor_get_selected_tool_item (tool_editor);
+
+ if (tool_item)
+ {
+ GimpContainer *container;
+ gint index;
+
+ container = gimp_tool_editor_get_tool_item_container (tool_editor,
+ tool_item);
+
+ index = gimp_container_get_child_index (container,
+ GIMP_OBJECT (tool_item));
+
+ if (index + 1 < gimp_container_get_n_children (container))
+ {
+ gimp_container_reorder (container,
+ GIMP_OBJECT (tool_item), index + 1);
+ }
+ }
+}
+
+static void
+gimp_tool_editor_lower_extend_clicked (GtkButton *button,
+ GdkModifierType mask,
+ GimpToolEditor *tool_editor)
+{
+ GimpToolItem *tool_item;
+
+ tool_item = gimp_tool_editor_get_selected_tool_item (tool_editor);
+
+ if (tool_item && (mask & GDK_SHIFT_MASK))
+ {
+ GimpContainer *container;
+ gint index;
+
+ container = gimp_tool_editor_get_tool_item_container (tool_editor,
+ tool_item);
+
+ index = gimp_container_get_n_children (container) - 1;
+ index = MAX (index, 0);
+
+ gimp_container_reorder (container,
+ GIMP_OBJECT (tool_item), index);
+ }
+}
+
+static void
+gimp_tool_editor_delete_clicked (GtkButton *button,
+ GimpToolEditor *tool_editor)
+{
+ GimpContainerView *container_view = GIMP_CONTAINER_VIEW (tool_editor);
+ GimpToolItem *tool_item;
+
+ tool_item = gimp_tool_editor_get_selected_tool_item (tool_editor);
+
+ if (tool_item)
+ {
+ GimpContainer *src_container;
+ GimpContainer *dest_container;
+ gint index;
+ gint dest_index;
+
+ src_container = gimp_viewable_get_children (GIMP_VIEWABLE (tool_item));
+ dest_container = gimp_tool_editor_get_tool_item_container (tool_editor,
+ tool_item);
+
+ if (! src_container)
+ return;
+
+ index = gimp_container_get_child_index (dest_container,
+ GIMP_OBJECT (tool_item));
+ dest_index = index;
+
+ g_object_ref (tool_item);
+
+ gimp_container_freeze (src_container);
+ gimp_container_freeze (dest_container);
+
+ gimp_container_remove (dest_container, GIMP_OBJECT (tool_item));
+
+ while (! gimp_container_is_empty (src_container))
+ {
+ GimpObject *object = gimp_container_get_first_child (src_container);
+
+ g_object_ref (object);
+
+ gimp_container_remove (src_container, object);
+ gimp_container_insert (dest_container, object, dest_index++);
+
+ g_object_unref (object);
+ }
+
+ gimp_container_thaw (dest_container);
+ gimp_container_thaw (src_container);
+
+ gimp_container_view_select_item (
+ container_view,
+ GIMP_VIEWABLE (gimp_container_get_child_by_index (dest_container,
+ index)));
+
+ g_object_unref (tool_item);
+ }
+}
+
+static void
+gimp_tool_editor_reset_clicked (GtkButton *button,
+ GimpToolEditor *tool_editor)
+{
+ gimp_tools_reset (tool_editor->priv->context->gimp,
+ tool_editor->priv->container,
+ FALSE);
+}
+
+static void
+gimp_tool_editor_tool_item_notify (GimpToolItem *tool_item,
+ GParamSpec *pspec,
+ GimpToolEditor *tool_editor)
+{
+ GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (tool_editor);
+ GimpContainerView *container_view = GIMP_CONTAINER_VIEW (tool_editor);
+ GtkTreeIter *iter;
+
+ iter = gimp_container_view_lookup (container_view,
+ GIMP_VIEWABLE (tool_item));
+
+ if (iter)
+ {
+ GtkTreePath *path;
+
+ path = gtk_tree_model_get_path (tree_view->model, iter);
+
+ gtk_tree_model_row_changed (tree_view->model, path, iter);
+
+ gtk_tree_path_free (path);
+ }
+}
+
+static void
+gimp_tool_editor_eye_data_func (GtkTreeViewColumn *tree_column,
+ GtkCellRenderer *cell,
+ GtkTreeModel *tree_model,
+ GtkTreeIter *iter,
+ gpointer data)
+{
+ GimpViewRenderer *renderer;
+ GimpToolItem *tool_item;
+
+ gtk_tree_model_get (tree_model, iter,
+ GIMP_CONTAINER_TREE_STORE_COLUMN_RENDERER, &renderer,
+ -1);
+
+ tool_item = GIMP_TOOL_ITEM (renderer->viewable);
+
+ g_object_set (cell,
+ "active", gimp_tool_item_get_visible (tool_item),
+ "inconsistent", gimp_tool_item_get_visible (tool_item) &&
+ ! gimp_tool_item_get_shown (tool_item),
+ NULL);
+
+ g_object_unref (renderer);
+}
+
+static void
+gimp_tool_editor_eye_clicked (GtkCellRendererToggle *toggle,
+ gchar *path_str,
+ GdkModifierType state,
+ GimpToolEditor *tool_editor)
+{
+ GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (tool_editor);
+ GtkTreePath *path;
+ GtkTreeIter iter;
+
+ path = gtk_tree_path_new_from_string (path_str);
+
+ if (gtk_tree_model_get_iter (tree_view->model, &iter, path))
+ {
+ GimpViewRenderer *renderer;
+ GimpToolItem *tool_item;
+ gboolean active;
+
+ gtk_tree_model_get (tree_view->model, &iter,
+ GIMP_CONTAINER_TREE_STORE_COLUMN_RENDERER, &renderer,
+ -1);
+
+ tool_item = GIMP_TOOL_ITEM (renderer->viewable);
+
+ g_object_get (toggle,
+ "active", &active,
+ NULL);
+
+ gimp_tool_item_set_visible (tool_item, ! active);
+
+ g_object_unref (renderer);
+ }
+
+ gtk_tree_path_free (path);
+}
+
+static GimpToolItem *
+gimp_tool_editor_get_selected_tool_item (GimpToolEditor *tool_editor)
+{
+ GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (tool_editor);
+
+ if (tool_editor->priv->container)
+ {
+ GimpViewRenderer *renderer;
+ GimpToolItem *tool_item;
+ GtkTreeSelection *selection;
+ GtkTreeModel *model;
+ GtkTreeIter iter;
+
+ selection = gtk_tree_view_get_selection (tree_view->view);
+
+ if (! gtk_tree_selection_get_selected (selection, &model, &iter))
+ return NULL;
+
+ gtk_tree_model_get (model, &iter,
+ GIMP_CONTAINER_TREE_STORE_COLUMN_RENDERER, &renderer,
+ -1);
+
+ tool_item = GIMP_TOOL_ITEM (renderer->viewable);
+
+ g_object_unref (renderer);
+
+ return tool_item;
+ }
+
+ return NULL;
+}
+
+static GimpContainer *
+gimp_tool_editor_get_tool_item_container (GimpToolEditor *tool_editor,
+ GimpToolItem *tool_item)
+{
+ GimpViewable *parent;
+
+ parent = gimp_viewable_get_parent (GIMP_VIEWABLE (tool_item));
+
+ if (parent)
+ {
+ return gimp_viewable_get_children (parent);
+ }
+ else
+ {
+ return tool_editor->priv->container;
+ }
+}
+
+static void
+gimp_tool_editor_update_container (GimpToolEditor *tool_editor)
+{
+ GimpContainerView *container_view = GIMP_CONTAINER_VIEW (tool_editor);
+ GimpContainer *container;
+ GimpContext *context;
+
+ g_clear_pointer (&tool_editor->priv->tool_item_notify_handler,
+ gimp_tree_handler_disconnect);
+
+ g_clear_pointer (&tool_editor->priv->initial_tool_state, g_free);
+
+ container = gimp_container_view_get_container (container_view);
+ context = gimp_container_view_get_context (container_view);
+
+ if (container && context)
+ {
+ GString *string;
+ GimpConfigWriter *writer;
+
+ tool_editor->priv->container = container;
+ tool_editor->priv->context = context;
+
+ tool_editor->priv->tool_item_notify_handler = gimp_tree_handler_connect (
+ container, "notify",
+ G_CALLBACK (gimp_tool_editor_tool_item_notify),
+ tool_editor);
+
+ /* save initial tool order */
+ string = g_string_new (NULL);
+
+ writer = gimp_config_writer_new_string (string);
+
+ gimp_tools_serialize (context->gimp, container, writer);
+
+ gimp_config_writer_finish (writer, NULL, NULL);
+
+ tool_editor->priv->initial_tool_state = g_string_free (string, FALSE);
+ }
+}
+
+static void
+gimp_tool_editor_update_sensitivity (GimpToolEditor *tool_editor)
+{
+ GimpToolItem *tool_item;
+
+ tool_item = gimp_tool_editor_get_selected_tool_item (tool_editor);
+
+ if (tool_item)
+ {
+ GimpContainer *container;
+ gint index;
+
+ container = gimp_tool_editor_get_tool_item_container (tool_editor,
+ tool_item);
+
+ index = gimp_container_get_child_index (container,
+ GIMP_OBJECT (tool_item));
+
+ gtk_widget_set_sensitive (
+ tool_editor->priv->new_group_button,
+ gimp_viewable_get_parent (GIMP_VIEWABLE (tool_item)) == NULL);
+
+ gtk_widget_set_sensitive (
+ tool_editor->priv->raise_button,
+ index > 0);
+
+ gtk_widget_set_sensitive (
+ tool_editor->priv->lower_button,
+ index < gimp_container_get_n_children (container) - 1);
+
+ gtk_widget_set_sensitive (
+ tool_editor->priv->delete_button,
+ gimp_viewable_get_children (GIMP_VIEWABLE (tool_item)) != NULL);
+ }
+ else
+ {
+ gtk_widget_set_sensitive (tool_editor->priv->new_group_button, TRUE);
+ gtk_widget_set_sensitive (tool_editor->priv->raise_button, FALSE);
+ gtk_widget_set_sensitive (tool_editor->priv->lower_button, FALSE);
+ gtk_widget_set_sensitive (tool_editor->priv->delete_button, FALSE);
+ }
+}
+
+
+/* public functions */
+
+GtkWidget *
+gimp_tool_editor_new (GimpContainer *container,
+ GimpContext *context,
+ gint view_size,
+ gint view_border_width)
+{
+ GimpContainerView *container_view;
+
+ g_return_val_if_fail (GIMP_IS_CONTAINER (container), NULL);
+ g_return_val_if_fail (GIMP_IS_CONTEXT (context), NULL);
+
+ container_view = g_object_new (GIMP_TYPE_TOOL_EDITOR,
+ "view-size", view_size,
+ "view-border-width", view_border_width,
+ NULL);
+
+ gimp_container_view_set_context (container_view, context);
+ gimp_container_view_set_container (container_view, container);
+ gimp_container_view_set_reorderable (container_view, TRUE);
+
+ return GTK_WIDGET (container_view);
+}
+
+/**
+ * gimp_tool_editor_revert_changes:
+ * @tool_editor:
+ *
+ * Reverts the tool order and visibility to the state at creation.
+ **/
+void
+gimp_tool_editor_revert_changes (GimpToolEditor *tool_editor)
+{
+ GScanner *scanner;
+
+ g_return_if_fail (GIMP_IS_TOOL_EDITOR (tool_editor));
+
+ scanner = gimp_scanner_new_string (tool_editor->priv->initial_tool_state, -1,
+ NULL);
+
+ gimp_tools_deserialize (tool_editor->priv->context->gimp,
+ tool_editor->priv->container,
+ scanner);
+
+ gimp_scanner_destroy (scanner);
+}