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Diffstat (limited to '')
-rw-r--r-- | app/widgets/gimpitemtreeview.c | 1778 |
1 files changed, 1778 insertions, 0 deletions
diff --git a/app/widgets/gimpitemtreeview.c b/app/widgets/gimpitemtreeview.c new file mode 100644 index 0000000..466e61b --- /dev/null +++ b/app/widgets/gimpitemtreeview.c @@ -0,0 +1,1778 @@ +/* GIMP - The GNU Image Manipulation Program + * Copyright (C) 1995 Spencer Kimball and Peter Mattis + * + * gimpitemtreeview.c + * Copyright (C) 2001-2011 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 "libgimpmath/gimpmath.h" +#include "libgimpwidgets/gimpwidgets.h" + +#include "widgets-types.h" + +#include "core/gimp.h" +#include "core/gimpchannel.h" +#include "core/gimpcontainer.h" +#include "core/gimpcontext.h" +#include "core/gimpimage.h" +#include "core/gimpimage-undo.h" +#include "core/gimpimage-undo-push.h" +#include "core/gimpitem-exclusive.h" +#include "core/gimpitemundo.h" +#include "core/gimpmarshal.h" +#include "core/gimptreehandler.h" +#include "core/gimpundostack.h" + +#include "vectors/gimpvectors.h" + +#include "gimpaction.h" +#include "gimpcontainertreestore.h" +#include "gimpcontainerview.h" +#include "gimpdnd.h" +#include "gimpdocked.h" +#include "gimpitemtreeview.h" +#include "gimpmenufactory.h" +#include "gimpviewrenderer.h" +#include "gimpuimanager.h" +#include "gimpwidgets-utils.h" + +#include "gimp-intl.h" + + +enum +{ + SET_IMAGE, + LAST_SIGNAL +}; + + +struct _GimpItemTreeViewPrivate +{ + GimpImage *image; + + GtkWidget *options_box; + GtkSizeGroup *options_group; + GtkWidget *lock_box; + + GtkWidget *lock_content_toggle; + GtkWidget *lock_position_toggle; + + GtkWidget *new_button; + GtkWidget *raise_button; + GtkWidget *lower_button; + GtkWidget *duplicate_button; + GtkWidget *delete_button; + + gint model_column_visible; + gint model_column_viewable; + gint model_column_linked; + gint model_column_color_tag; + GtkCellRenderer *eye_cell; + GtkCellRenderer *chain_cell; + + GimpTreeHandler *visible_changed_handler; + GimpTreeHandler *linked_changed_handler; + GimpTreeHandler *color_tag_changed_handler; + GimpTreeHandler *lock_content_changed_handler; + GimpTreeHandler *lock_position_changed_handler; +}; + + +static void gimp_item_tree_view_view_iface_init (GimpContainerViewInterface *view_iface); +static void gimp_item_tree_view_docked_iface_init (GimpDockedInterface *docked_iface); + +static void gimp_item_tree_view_constructed (GObject *object); +static void gimp_item_tree_view_dispose (GObject *object); + +static void gimp_item_tree_view_style_set (GtkWidget *widget, + GtkStyle *prev_style); + +static void gimp_item_tree_view_real_set_image (GimpItemTreeView *view, + GimpImage *image); + +static void gimp_item_tree_view_image_flush (GimpImage *image, + gboolean invalidate_preview, + GimpItemTreeView *view); + +static void gimp_item_tree_view_set_container (GimpContainerView *view, + GimpContainer *container); +static void gimp_item_tree_view_set_context (GimpContainerView *view, + GimpContext *context); + +static gpointer gimp_item_tree_view_insert_item (GimpContainerView *view, + GimpViewable *viewable, + gpointer parent_insert_data, + gint index); +static void gimp_item_tree_view_insert_item_after (GimpContainerView *view, + GimpViewable *viewable, + gpointer insert_data); +static gboolean gimp_item_tree_view_select_item (GimpContainerView *view, + GimpViewable *item, + gpointer insert_data); +static void gimp_item_tree_view_activate_item (GimpContainerView *view, + GimpViewable *item, + gpointer insert_data); +static void gimp_item_tree_view_context_item (GimpContainerView *view, + GimpViewable *item, + gpointer insert_data); + +static gboolean gimp_item_tree_view_drop_possible (GimpContainerTreeView *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_item_tree_view_drop_viewable (GimpContainerTreeView *view, + GimpViewable *src_viewable, + GimpViewable *dest_viewable, + GtkTreeViewDropPosition drop_pos); + +static void gimp_item_tree_view_new_dropped (GtkWidget *widget, + gint x, + gint y, + GimpViewable *viewable, + gpointer data); + +static void gimp_item_tree_view_item_changed (GimpImage *image, + GimpItemTreeView *view); +static void gimp_item_tree_view_size_changed (GimpImage *image, + GimpItemTreeView *view); + +static void gimp_item_tree_view_name_edited (GtkCellRendererText *cell, + const gchar *path, + const gchar *new_name, + GimpItemTreeView *view); + +static void gimp_item_tree_view_visible_changed (GimpItem *item, + GimpItemTreeView *view); +static void gimp_item_tree_view_linked_changed (GimpItem *item, + GimpItemTreeView *view); +static void gimp_item_tree_view_color_tag_changed (GimpItem *item, + GimpItemTreeView *view); +static void gimp_item_tree_view_lock_content_changed (GimpItem *item, + GimpItemTreeView *view); +static void gimp_item_tree_view_lock_position_changed(GimpItem *item, + GimpItemTreeView *view); + +static void gimp_item_tree_view_eye_clicked (GtkCellRendererToggle *toggle, + gchar *path, + GdkModifierType state, + GimpItemTreeView *view); +static void gimp_item_tree_view_chain_clicked (GtkCellRendererToggle *toggle, + gchar *path, + GdkModifierType state, + GimpItemTreeView *view); +static void gimp_item_tree_view_lock_content_toggled + (GtkWidget *widget, + GimpItemTreeView *view); +static void gimp_item_tree_view_lock_position_toggled + (GtkWidget *widget, + GimpItemTreeView *view); +static void gimp_item_tree_view_update_options (GimpItemTreeView *view, + GimpItem *item); + +static gboolean gimp_item_tree_view_item_pre_clicked(GimpCellRendererViewable *cell, + const gchar *path_str, + GdkModifierType state, + GimpItemTreeView *item_view); + +/* utility function to avoid code duplication */ +static void gimp_item_tree_view_toggle_clicked (GtkCellRendererToggle *toggle, + gchar *path_str, + GdkModifierType state, + GimpItemTreeView *view, + GimpUndoType undo_type); + +static void gimp_item_tree_view_row_expanded (GtkTreeView *tree_view, + GtkTreeIter *iter, + GtkTreePath *path, + GimpItemTreeView *item_view); + + +G_DEFINE_TYPE_WITH_CODE (GimpItemTreeView, gimp_item_tree_view, + GIMP_TYPE_CONTAINER_TREE_VIEW, + G_ADD_PRIVATE (GimpItemTreeView) + G_IMPLEMENT_INTERFACE (GIMP_TYPE_CONTAINER_VIEW, + gimp_item_tree_view_view_iface_init) + G_IMPLEMENT_INTERFACE (GIMP_TYPE_DOCKED, + gimp_item_tree_view_docked_iface_init)) + +#define parent_class gimp_item_tree_view_parent_class + +static GimpContainerViewInterface *parent_view_iface = NULL; + +static guint view_signals[LAST_SIGNAL] = { 0 }; + + +static void +gimp_item_tree_view_class_init (GimpItemTreeViewClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass); + GimpContainerTreeViewClass *tree_view_class; + + tree_view_class = GIMP_CONTAINER_TREE_VIEW_CLASS (klass); + + view_signals[SET_IMAGE] = + g_signal_new ("set-image", + G_TYPE_FROM_CLASS (klass), + G_SIGNAL_RUN_LAST, + G_STRUCT_OFFSET (GimpItemTreeViewClass, set_image), + NULL, NULL, + gimp_marshal_VOID__OBJECT, + G_TYPE_NONE, 1, + GIMP_TYPE_OBJECT); + + object_class->constructed = gimp_item_tree_view_constructed; + object_class->dispose = gimp_item_tree_view_dispose; + + widget_class->style_set = gimp_item_tree_view_style_set; + + tree_view_class->drop_possible = gimp_item_tree_view_drop_possible; + tree_view_class->drop_viewable = gimp_item_tree_view_drop_viewable; + + klass->set_image = gimp_item_tree_view_real_set_image; + + klass->item_type = G_TYPE_NONE; + klass->signal_name = NULL; + + klass->get_container = NULL; + klass->get_active_item = NULL; + klass->set_active_item = NULL; + klass->add_item = NULL; + klass->remove_item = NULL; + klass->new_item = NULL; + + klass->action_group = NULL; + klass->new_action = NULL; + klass->new_default_action = NULL; + klass->raise_action = NULL; + klass->raise_top_action = NULL; + klass->lower_action = NULL; + klass->lower_bottom_action = NULL; + klass->duplicate_action = NULL; + klass->delete_action = NULL; + + klass->lock_content_icon_name = NULL; + klass->lock_content_tooltip = NULL; + klass->lock_content_help_id = NULL; + + klass->lock_position_icon_name = NULL; + klass->lock_position_tooltip = NULL; + klass->lock_position_help_id = NULL; +} + +static void +gimp_item_tree_view_view_iface_init (GimpContainerViewInterface *iface) +{ + parent_view_iface = g_type_interface_peek_parent (iface); + + iface->set_container = gimp_item_tree_view_set_container; + iface->set_context = gimp_item_tree_view_set_context; + iface->insert_item = gimp_item_tree_view_insert_item; + iface->insert_item_after = gimp_item_tree_view_insert_item_after; + iface->select_item = gimp_item_tree_view_select_item; + iface->activate_item = gimp_item_tree_view_activate_item; + iface->context_item = gimp_item_tree_view_context_item; +} + +static void +gimp_item_tree_view_docked_iface_init (GimpDockedInterface *iface) +{ + iface->get_preview = NULL; +} + +static void +gimp_item_tree_view_init (GimpItemTreeView *view) +{ + GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (view); + + view->priv = gimp_item_tree_view_get_instance_private (view); + + view->priv->model_column_visible = + gimp_container_tree_store_columns_add (tree_view->model_columns, + &tree_view->n_model_columns, + G_TYPE_BOOLEAN); + + view->priv->model_column_viewable = + gimp_container_tree_store_columns_add (tree_view->model_columns, + &tree_view->n_model_columns, + G_TYPE_BOOLEAN); + + view->priv->model_column_linked = + gimp_container_tree_store_columns_add (tree_view->model_columns, + &tree_view->n_model_columns, + G_TYPE_BOOLEAN); + + view->priv->model_column_color_tag = + gimp_container_tree_store_columns_add (tree_view->model_columns, + &tree_view->n_model_columns, + GDK_TYPE_COLOR); + + gimp_container_tree_view_set_dnd_drop_to_empty (tree_view, TRUE); + + view->priv->image = NULL; +} + +static void +gimp_item_tree_view_constructed (GObject *object) +{ + GimpItemTreeViewClass *item_view_class = GIMP_ITEM_TREE_VIEW_GET_CLASS (object); + GimpEditor *editor = GIMP_EDITOR (object); + GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (object); + GimpItemTreeView *item_view = GIMP_ITEM_TREE_VIEW (object); + GtkTreeViewColumn *column; + GtkWidget *hbox; + GtkWidget *image; + GtkIconSize icon_size; + + G_OBJECT_CLASS (parent_class)->constructed (object); + + gtk_tree_view_set_headers_visible (tree_view->view, TRUE); + + gtk_widget_style_get (GTK_WIDGET (item_view), + "button-icon-size", &icon_size, + NULL); + + gimp_container_tree_view_connect_name_edited (tree_view, + G_CALLBACK (gimp_item_tree_view_name_edited), + item_view); + + g_signal_connect (tree_view->view, "row-expanded", + G_CALLBACK (gimp_item_tree_view_row_expanded), + tree_view); + + g_signal_connect (tree_view->renderer_cell, "pre-clicked", + G_CALLBACK (gimp_item_tree_view_item_pre_clicked), + item_view); + + column = gtk_tree_view_column_new (); + image = gtk_image_new_from_icon_name (GIMP_ICON_VISIBLE, icon_size); + gtk_tree_view_column_set_widget (column, image); + gtk_tree_view_column_set_alignment (column, 0.5); + gtk_widget_show (image); + gtk_tree_view_insert_column (tree_view->view, column, 0); + + item_view->priv->eye_cell = gimp_cell_renderer_toggle_new (GIMP_ICON_VISIBLE); + g_object_set (item_view->priv->eye_cell, + "xpad", 0, + "ypad", 0, + "override-background", TRUE, + NULL); + gtk_tree_view_column_pack_start (column, item_view->priv->eye_cell, FALSE); + gtk_tree_view_column_set_attributes (column, item_view->priv->eye_cell, + "active", + item_view->priv->model_column_visible, + "inconsistent", + item_view->priv->model_column_viewable, + "cell-background-gdk", + item_view->priv->model_column_color_tag, + NULL); + + gimp_container_tree_view_add_toggle_cell (tree_view, + item_view->priv->eye_cell); + + g_signal_connect (item_view->priv->eye_cell, "clicked", + G_CALLBACK (gimp_item_tree_view_eye_clicked), + item_view); + + column = gtk_tree_view_column_new (); + image = gtk_image_new_from_icon_name (GIMP_ICON_LINKED, icon_size); + gtk_tree_view_column_set_widget (column, image); + gtk_tree_view_column_set_alignment (column, 0.5); + gtk_widget_show (image); + gtk_tree_view_insert_column (tree_view->view, column, 1); + + item_view->priv->chain_cell = gimp_cell_renderer_toggle_new (GIMP_ICON_LINKED); + g_object_set (item_view->priv->chain_cell, + "xpad", 0, + "ypad", 0, + NULL); + gtk_tree_view_column_pack_start (column, item_view->priv->chain_cell, FALSE); + gtk_tree_view_column_set_attributes (column, item_view->priv->chain_cell, + "active", + item_view->priv->model_column_linked, + NULL); + + gimp_container_tree_view_add_toggle_cell (tree_view, + item_view->priv->chain_cell); + + g_signal_connect (item_view->priv->chain_cell, "clicked", + G_CALLBACK (gimp_item_tree_view_chain_clicked), + item_view); + + /* disable the default GimpContainerView drop handler */ + gimp_container_view_set_dnd_widget (GIMP_CONTAINER_VIEW (item_view), NULL); + + gimp_dnd_drag_dest_set_by_type (GTK_WIDGET (tree_view->view), + GTK_DEST_DEFAULT_HIGHLIGHT, + item_view_class->item_type, + GDK_ACTION_MOVE | GDK_ACTION_COPY); + + item_view->priv->new_button = + gimp_editor_add_action_button (editor, item_view_class->action_group, + item_view_class->new_action, + item_view_class->new_default_action, + GDK_SHIFT_MASK, + NULL); + /* connect "drop to new" manually as it makes a difference whether + * it was clicked or dropped + */ + gimp_dnd_viewable_dest_add (item_view->priv->new_button, + item_view_class->item_type, + gimp_item_tree_view_new_dropped, + item_view); + + item_view->priv->raise_button = + gimp_editor_add_action_button (editor, item_view_class->action_group, + item_view_class->raise_action, + item_view_class->raise_top_action, + GDK_SHIFT_MASK, + NULL); + + item_view->priv->lower_button = + gimp_editor_add_action_button (editor, item_view_class->action_group, + item_view_class->lower_action, + item_view_class->lower_bottom_action, + GDK_SHIFT_MASK, + NULL); + + item_view->priv->duplicate_button = + gimp_editor_add_action_button (editor, item_view_class->action_group, + item_view_class->duplicate_action, NULL); + gimp_container_view_enable_dnd (GIMP_CONTAINER_VIEW (item_view), + GTK_BUTTON (item_view->priv->duplicate_button), + item_view_class->item_type); + + item_view->priv->delete_button = + gimp_editor_add_action_button (editor, item_view_class->action_group, + item_view_class->delete_action, NULL); + gimp_container_view_enable_dnd (GIMP_CONTAINER_VIEW (item_view), + GTK_BUTTON (item_view->priv->delete_button), + item_view_class->item_type); + + hbox = gimp_item_tree_view_get_lock_box (item_view); + + /* Lock content toggle */ + item_view->priv->lock_content_toggle = gtk_toggle_button_new (); + gtk_box_pack_start (GTK_BOX (hbox), item_view->priv->lock_content_toggle, + FALSE, FALSE, 0); + gtk_box_reorder_child (GTK_BOX (hbox), + item_view->priv->lock_content_toggle, 0); + gtk_widget_show (item_view->priv->lock_content_toggle); + + g_signal_connect (item_view->priv->lock_content_toggle, "toggled", + G_CALLBACK (gimp_item_tree_view_lock_content_toggled), + item_view); + + gimp_help_set_help_data (item_view->priv->lock_content_toggle, + item_view_class->lock_content_tooltip, + item_view_class->lock_content_help_id); + + image = gtk_image_new_from_icon_name (item_view_class->lock_content_icon_name, + icon_size); + gtk_container_add (GTK_CONTAINER (item_view->priv->lock_content_toggle), + image); + gtk_widget_show (image); + + /* Lock position toggle */ + item_view->priv->lock_position_toggle = gtk_toggle_button_new (); + gtk_box_pack_start (GTK_BOX (hbox), item_view->priv->lock_position_toggle, + FALSE, FALSE, 0); + gtk_box_reorder_child (GTK_BOX (hbox), + item_view->priv->lock_position_toggle, 1); + gtk_widget_show (item_view->priv->lock_position_toggle); + + g_signal_connect (item_view->priv->lock_position_toggle, "toggled", + G_CALLBACK (gimp_item_tree_view_lock_position_toggled), + item_view); + + gimp_help_set_help_data (item_view->priv->lock_position_toggle, + item_view_class->lock_position_tooltip, + item_view_class->lock_position_help_id); + + image = gtk_image_new_from_icon_name (item_view_class->lock_position_icon_name, + icon_size); + gtk_container_add (GTK_CONTAINER (item_view->priv->lock_position_toggle), + image); + gtk_widget_show (image); +} + +static void +gimp_item_tree_view_dispose (GObject *object) +{ + GimpItemTreeView *view = GIMP_ITEM_TREE_VIEW (object); + + if (view->priv->image) + gimp_item_tree_view_set_image (view, NULL); + + G_OBJECT_CLASS (parent_class)->dispose (object); +} + +static void +gimp_item_tree_view_style_set (GtkWidget *widget, + GtkStyle *prev_style) +{ + GimpItemTreeView *view = GIMP_ITEM_TREE_VIEW (widget); + GList *children; + GList *list; + GtkReliefStyle button_relief; + GtkIconSize button_icon_size; + gint content_spacing; + gint button_spacing; + + gtk_widget_style_get (widget, + "button-relief", &button_relief, + "button-icon-size", &button_icon_size, + "content-spacing", &content_spacing, + "button-spacing", &button_spacing, + NULL); + + if (view->priv->options_box) + { + gtk_box_set_spacing (GTK_BOX (view->priv->options_box), content_spacing); + + children = + gtk_container_get_children (GTK_CONTAINER (view->priv->options_box)); + + for (list = children; list; list = g_list_next (list)) + { + GtkWidget *child = list->data; + + if (GTK_IS_BOX (child)) + gtk_box_set_spacing (GTK_BOX (child), button_spacing); + } + + g_list_free (children); + } + + if (view->priv->lock_box) + { + gtk_box_set_spacing (GTK_BOX (view->priv->lock_box), button_spacing); + + children = + gtk_container_get_children (GTK_CONTAINER (view->priv->lock_box)); + + for (list = children; list; list = g_list_next (list)) + { + GtkWidget *child = list->data; + + if (GTK_IS_BUTTON (child)) + { + GtkWidget *image; + + gtk_button_set_relief (GTK_BUTTON (child), button_relief); + + image = gtk_bin_get_child (GTK_BIN (child)); + + if (GTK_IS_IMAGE (image)) + { + GtkIconSize old_size; + const gchar *icon_name; + + gtk_image_get_icon_name (GTK_IMAGE (image), + &icon_name, &old_size); + + if (button_icon_size != old_size) + gtk_image_set_from_icon_name (GTK_IMAGE (image), + icon_name, button_icon_size); + } + } + } + + g_list_free (children); + } + + /* force the toggle cells to recreate their icon */ + g_object_set (view->priv->eye_cell, + "icon-name", GIMP_ICON_VISIBLE, + NULL); + g_object_set (view->priv->chain_cell, + "icon-name", GIMP_ICON_LINKED, + NULL); + + GTK_WIDGET_CLASS (parent_class)->style_set (widget, prev_style); +} + +GtkWidget * +gimp_item_tree_view_new (GType view_type, + gint view_size, + gint view_border_width, + GimpImage *image, + GimpMenuFactory *menu_factory, + const gchar *menu_identifier, + const gchar *ui_path) +{ + GimpItemTreeView *item_view; + + g_return_val_if_fail (g_type_is_a (view_type, GIMP_TYPE_ITEM_TREE_VIEW), NULL); + g_return_val_if_fail (view_size > 0 && + view_size <= GIMP_VIEWABLE_MAX_PREVIEW_SIZE, NULL); + g_return_val_if_fail (view_border_width >= 0 && + view_border_width <= GIMP_VIEW_MAX_BORDER_WIDTH, + NULL); + g_return_val_if_fail (image == NULL || GIMP_IS_IMAGE (image), NULL); + g_return_val_if_fail (GIMP_IS_MENU_FACTORY (menu_factory), NULL); + g_return_val_if_fail (menu_identifier != NULL, NULL); + g_return_val_if_fail (ui_path != NULL, NULL); + + item_view = g_object_new (view_type, + "reorderable", TRUE, + "menu-factory", menu_factory, + "menu-identifier", menu_identifier, + "ui-path", ui_path, + NULL); + + gimp_container_view_set_view_size (GIMP_CONTAINER_VIEW (item_view), + view_size, view_border_width); + + gimp_item_tree_view_set_image (item_view, image); + + return GTK_WIDGET (item_view); +} + +void +gimp_item_tree_view_set_image (GimpItemTreeView *view, + GimpImage *image) +{ + g_return_if_fail (GIMP_IS_ITEM_TREE_VIEW (view)); + g_return_if_fail (image == NULL || GIMP_IS_IMAGE (image)); + + g_signal_emit (view, view_signals[SET_IMAGE], 0, image); + + gimp_ui_manager_update (gimp_editor_get_ui_manager (GIMP_EDITOR (view)), view); +} + +GimpImage * +gimp_item_tree_view_get_image (GimpItemTreeView *view) +{ + g_return_val_if_fail (GIMP_IS_ITEM_TREE_VIEW (view), NULL); + + return view->priv->image; +} + +void +gimp_item_tree_view_add_options (GimpItemTreeView *view, + const gchar *label, + GtkWidget *options) +{ + gint content_spacing; + gint button_spacing; + + g_return_if_fail (GIMP_IS_ITEM_TREE_VIEW (view)); + g_return_if_fail (GTK_IS_WIDGET (options)); + + gtk_widget_style_get (GTK_WIDGET (view), + "content-spacing", &content_spacing, + "button-spacing", &button_spacing, + NULL); + + if (! view->priv->options_box) + { + GimpItemTreeViewClass *item_view_class; + + item_view_class = GIMP_ITEM_TREE_VIEW_GET_CLASS (view); + + view->priv->options_box = gtk_box_new (GTK_ORIENTATION_VERTICAL, content_spacing); + gtk_box_pack_start (GTK_BOX (view), view->priv->options_box, + FALSE, FALSE, 0); + gtk_box_reorder_child (GTK_BOX (view), view->priv->options_box, 0); + gtk_widget_show (view->priv->options_box); + + if (! view->priv->image || + ! item_view_class->get_active_item (view->priv->image)) + { + gtk_widget_set_sensitive (view->priv->options_box, FALSE); + } + } + + if (label) + { + GtkWidget *hbox; + GtkWidget *label_widget; + gboolean group_created = FALSE; + + hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, button_spacing); + gtk_box_pack_start (GTK_BOX (view->priv->options_box), hbox, + FALSE, FALSE, 0); + gtk_widget_show (hbox); + + if (! view->priv->options_group) + { + view->priv->options_group = gtk_size_group_new (GTK_SIZE_GROUP_HORIZONTAL); + group_created = TRUE; + } + + label_widget = gtk_label_new (label); + gtk_label_set_xalign (GTK_LABEL (label_widget), 0.0); + gtk_size_group_add_widget (view->priv->options_group, label_widget); + gtk_box_pack_start (GTK_BOX (hbox), label_widget, FALSE, FALSE, 0); + gtk_widget_show (label_widget); + + if (group_created) + g_object_unref (view->priv->options_group); + + gtk_box_pack_start (GTK_BOX (hbox), options, TRUE, TRUE, 0); + gtk_widget_show (options); + } + else + { + gtk_box_pack_start (GTK_BOX (view->priv->options_box), options, + FALSE, FALSE, 0); + gtk_widget_show (options); + } +} + +GtkWidget * +gimp_item_tree_view_get_lock_box (GimpItemTreeView *view) +{ + g_return_val_if_fail (GIMP_IS_ITEM_TREE_VIEW (view), NULL); + + if (! view->priv->lock_box) + { + gint button_spacing; + + gtk_widget_style_get (GTK_WIDGET (view), + "button-spacing", &button_spacing, + NULL); + + view->priv->lock_box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, button_spacing); + + gtk_widget_set_name (GTK_WIDGET (view->priv->lock_box), "gimp_tree_view_lock_box"); + + gimp_item_tree_view_add_options (view, _("Lock:"), view->priv->lock_box); + + gtk_box_set_child_packing (GTK_BOX (view->priv->options_box), + gtk_widget_get_parent (view->priv->lock_box), + FALSE, FALSE, 0, GTK_PACK_END); + } + + return view->priv->lock_box; +} + +GtkWidget * +gimp_item_tree_view_get_new_button (GimpItemTreeView *view) +{ + g_return_val_if_fail (GIMP_IS_ITEM_TREE_VIEW (view), NULL); + + return view->priv->new_button; +} + +GtkWidget * +gimp_item_tree_view_get_delete_button (GimpItemTreeView *view) +{ + g_return_val_if_fail (GIMP_IS_ITEM_TREE_VIEW (view), NULL); + + return view->priv->delete_button; +} + +gint +gimp_item_tree_view_get_drop_index (GimpItemTreeView *view, + GimpViewable *dest_viewable, + GtkTreeViewDropPosition drop_pos, + GimpViewable **parent) +{ + gint index = -1; + + g_return_val_if_fail (GIMP_IS_ITEM_TREE_VIEW (view), -1); + g_return_val_if_fail (dest_viewable == NULL || + GIMP_IS_VIEWABLE (dest_viewable), -1); + g_return_val_if_fail (parent != NULL, -1); + + *parent = NULL; + + if (dest_viewable) + { + *parent = gimp_viewable_get_parent (dest_viewable); + index = gimp_item_get_index (GIMP_ITEM (dest_viewable)); + + if (drop_pos == GTK_TREE_VIEW_DROP_INTO_OR_AFTER) + { + GimpContainer *children = gimp_viewable_get_children (dest_viewable); + + if (children) + { + *parent = dest_viewable; + index = 0; + } + else + { + index++; + } + } + else if (drop_pos == GTK_TREE_VIEW_DROP_AFTER) + { + index++; + } + } + + return index; +} + +static void +gimp_item_tree_view_real_set_image (GimpItemTreeView *view, + GimpImage *image) +{ + if (view->priv->image == image) + return; + + if (view->priv->image) + { + g_signal_handlers_disconnect_by_func (view->priv->image, + gimp_item_tree_view_item_changed, + view); + g_signal_handlers_disconnect_by_func (view->priv->image, + gimp_item_tree_view_size_changed, + view); + + gimp_container_view_set_container (GIMP_CONTAINER_VIEW (view), NULL); + + g_signal_handlers_disconnect_by_func (view->priv->image, + gimp_item_tree_view_image_flush, + view); + } + + view->priv->image = image; + + if (view->priv->image) + { + GimpContainer *container; + + container = + GIMP_ITEM_TREE_VIEW_GET_CLASS (view)->get_container (view->priv->image); + + gimp_container_view_set_container (GIMP_CONTAINER_VIEW (view), container); + + g_signal_connect (view->priv->image, + GIMP_ITEM_TREE_VIEW_GET_CLASS (view)->signal_name, + G_CALLBACK (gimp_item_tree_view_item_changed), + view); + g_signal_connect (view->priv->image, "size-changed", + G_CALLBACK (gimp_item_tree_view_size_changed), + view); + + g_signal_connect (view->priv->image, "flush", + G_CALLBACK (gimp_item_tree_view_image_flush), + view); + + gimp_item_tree_view_item_changed (view->priv->image, view); + } +} + +static void +gimp_item_tree_view_image_flush (GimpImage *image, + gboolean invalidate_preview, + GimpItemTreeView *view) +{ + gimp_ui_manager_update (gimp_editor_get_ui_manager (GIMP_EDITOR (view)), view); +} + + +/* GimpContainerView methods */ + +static void +gimp_item_tree_view_set_container (GimpContainerView *view, + GimpContainer *container) +{ + GimpItemTreeView *item_view = GIMP_ITEM_TREE_VIEW (view); + GimpContainer *old_container; + + old_container = gimp_container_view_get_container (view); + + if (old_container) + { + gimp_tree_handler_disconnect (item_view->priv->visible_changed_handler); + item_view->priv->visible_changed_handler = NULL; + + gimp_tree_handler_disconnect (item_view->priv->linked_changed_handler); + item_view->priv->linked_changed_handler = NULL; + + gimp_tree_handler_disconnect (item_view->priv->color_tag_changed_handler); + item_view->priv->color_tag_changed_handler = NULL; + + gimp_tree_handler_disconnect (item_view->priv->lock_content_changed_handler); + item_view->priv->lock_content_changed_handler = NULL; + + gimp_tree_handler_disconnect (item_view->priv->lock_position_changed_handler); + item_view->priv->lock_position_changed_handler = NULL; + } + + parent_view_iface->set_container (view, container); + + if (container) + { + item_view->priv->visible_changed_handler = + gimp_tree_handler_connect (container, "visibility-changed", + G_CALLBACK (gimp_item_tree_view_visible_changed), + view); + + item_view->priv->linked_changed_handler = + gimp_tree_handler_connect (container, "linked-changed", + G_CALLBACK (gimp_item_tree_view_linked_changed), + view); + + item_view->priv->color_tag_changed_handler = + gimp_tree_handler_connect (container, "color-tag-changed", + G_CALLBACK (gimp_item_tree_view_color_tag_changed), + view); + + item_view->priv->lock_content_changed_handler = + gimp_tree_handler_connect (container, "lock-content-changed", + G_CALLBACK (gimp_item_tree_view_lock_content_changed), + view); + + item_view->priv->lock_position_changed_handler = + gimp_tree_handler_connect (container, "lock-position-changed", + G_CALLBACK (gimp_item_tree_view_lock_position_changed), + view); + } +} + +static void +gimp_item_tree_view_set_context (GimpContainerView *view, + GimpContext *context) +{ + GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (view); + GimpItemTreeView *item_view = GIMP_ITEM_TREE_VIEW (view); + GimpImage *image = NULL; + GimpContext *old_context; + + old_context = gimp_container_view_get_context (view); + + if (old_context) + { + g_signal_handlers_disconnect_by_func (old_context, + gimp_item_tree_view_set_image, + item_view); + } + + parent_view_iface->set_context (view, context); + + if (context) + { + if (! tree_view->dnd_gimp) + tree_view->dnd_gimp = context->gimp; + + g_signal_connect_swapped (context, "image-changed", + G_CALLBACK (gimp_item_tree_view_set_image), + item_view); + + image = gimp_context_get_image (context); + } + + gimp_item_tree_view_set_image (item_view, image); +} + +static gpointer +gimp_item_tree_view_insert_item (GimpContainerView *view, + GimpViewable *viewable, + gpointer parent_insert_data, + gint index) +{ + GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (view); + GimpItemTreeView *item_view = GIMP_ITEM_TREE_VIEW (view); + GimpItem *item = GIMP_ITEM (viewable); + GtkTreeIter *iter; + GimpRGB color; + GdkColor gdk_color; + gboolean has_color; + + iter = parent_view_iface->insert_item (view, viewable, + parent_insert_data, index); + + has_color = gimp_get_color_tag_color (gimp_item_get_merged_color_tag (item), + &color, + gimp_item_get_color_tag (item) == + GIMP_COLOR_TAG_NONE); + if (has_color) + gimp_rgb_get_gdk_color (&color, &gdk_color); + + gtk_tree_store_set (GTK_TREE_STORE (tree_view->model), iter, + item_view->priv->model_column_visible, + gimp_item_get_visible (item), + item_view->priv->model_column_viewable, + gimp_item_get_visible (item) && + ! gimp_item_is_visible (item), + item_view->priv->model_column_linked, + gimp_item_get_linked (item), + item_view->priv->model_column_color_tag, + has_color ? &gdk_color : NULL, + -1); + + return iter; +} + +static void +gimp_item_tree_view_insert_item_after (GimpContainerView *view, + GimpViewable *viewable, + gpointer insert_data) +{ + GimpItemTreeView *item_view = GIMP_ITEM_TREE_VIEW (view); + GimpItemTreeViewClass *item_view_class; + GimpItem *active_item; + + item_view_class = GIMP_ITEM_TREE_VIEW_GET_CLASS (item_view); + + active_item = item_view_class->get_active_item (item_view->priv->image); + + if (active_item == (GimpItem *) viewable) + gimp_container_view_select_item (view, viewable); +} + +static gboolean +gimp_item_tree_view_select_item (GimpContainerView *view, + GimpViewable *item, + gpointer insert_data) +{ + GimpItemTreeView *tree_view = GIMP_ITEM_TREE_VIEW (view); + gboolean options_sensitive = FALSE; + gboolean success; + + success = parent_view_iface->select_item (view, item, insert_data); + + if (item) + { + GimpItemTreeViewClass *item_view_class; + GimpItem *active_item; + + item_view_class = GIMP_ITEM_TREE_VIEW_GET_CLASS (tree_view); + + active_item = item_view_class->get_active_item (tree_view->priv->image); + + if (active_item != (GimpItem *) item) + { + item_view_class->set_active_item (tree_view->priv->image, + GIMP_ITEM (item)); + + gimp_image_flush (tree_view->priv->image); + } + + options_sensitive = TRUE; + + gimp_item_tree_view_update_options (tree_view, GIMP_ITEM (item)); + } + + gimp_ui_manager_update (gimp_editor_get_ui_manager (GIMP_EDITOR (tree_view)), tree_view); + + if (tree_view->priv->options_box) + gtk_widget_set_sensitive (tree_view->priv->options_box, options_sensitive); + + return success; +} + +static void +gimp_item_tree_view_activate_item (GimpContainerView *view, + GimpViewable *item, + gpointer insert_data) +{ + GimpItemTreeViewClass *item_view_class = GIMP_ITEM_TREE_VIEW_GET_CLASS (view); + + if (parent_view_iface->activate_item) + parent_view_iface->activate_item (view, item, insert_data); + + if (item_view_class->activate_action) + { + gimp_ui_manager_activate_action (gimp_editor_get_ui_manager (GIMP_EDITOR (view)), + item_view_class->action_group, + item_view_class->activate_action); + } +} + +static void +gimp_item_tree_view_context_item (GimpContainerView *view, + GimpViewable *item, + gpointer insert_data) +{ + if (parent_view_iface->context_item) + parent_view_iface->context_item (view, item, insert_data); + + gimp_editor_popup_menu (GIMP_EDITOR (view), NULL, NULL); +} + +static gboolean +gimp_item_tree_view_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_IS_ITEM (src_viewable) && + (dest_viewable == NULL || + gimp_item_get_image (GIMP_ITEM (src_viewable)) != + gimp_item_get_image (GIMP_ITEM (dest_viewable)))) + { + if (return_drop_pos) + *return_drop_pos = drop_pos; + + if (return_drag_action) + *return_drag_action = GDK_ACTION_COPY; + + return TRUE; + } + + return 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); +} + +static void +gimp_item_tree_view_drop_viewable (GimpContainerTreeView *tree_view, + GimpViewable *src_viewable, + GimpViewable *dest_viewable, + GtkTreeViewDropPosition drop_pos) +{ + GimpItemTreeViewClass *item_view_class; + GimpItemTreeView *item_view = GIMP_ITEM_TREE_VIEW (tree_view); + gint dest_index = -1; + + item_view_class = GIMP_ITEM_TREE_VIEW_GET_CLASS (item_view); + + if (item_view->priv->image != gimp_item_get_image (GIMP_ITEM (src_viewable)) || + ! g_type_is_a (G_TYPE_FROM_INSTANCE (src_viewable), + item_view_class->item_type)) + { + GType item_type = item_view_class->item_type; + GimpItem *new_item; + GimpItem *parent; + + if (g_type_is_a (G_TYPE_FROM_INSTANCE (src_viewable), item_type)) + item_type = G_TYPE_FROM_INSTANCE (src_viewable); + + dest_index = gimp_item_tree_view_get_drop_index (item_view, dest_viewable, + drop_pos, + (GimpViewable **) &parent); + + new_item = gimp_item_convert (GIMP_ITEM (src_viewable), + item_view->priv->image, item_type); + + gimp_item_set_linked (new_item, FALSE, FALSE); + + item_view_class->add_item (item_view->priv->image, new_item, + parent, dest_index, TRUE); + } + else if (dest_viewable) + { + GimpItem *src_parent; + GimpItem *dest_parent; + gint src_index; + gint dest_index; + + src_parent = GIMP_ITEM (gimp_viewable_get_parent (src_viewable)); + src_index = gimp_item_get_index (GIMP_ITEM (src_viewable)); + + dest_index = gimp_item_tree_view_get_drop_index (item_view, dest_viewable, + drop_pos, + (GimpViewable **) &dest_parent); + + if (src_parent == dest_parent) + { + if (src_index < dest_index) + dest_index--; + } + + gimp_image_reorder_item (item_view->priv->image, + GIMP_ITEM (src_viewable), + dest_parent, + dest_index, + TRUE, NULL); + } + + gimp_image_flush (item_view->priv->image); +} + + +/* "New" functions */ + +static void +gimp_item_tree_view_new_dropped (GtkWidget *widget, + gint x, + gint y, + GimpViewable *viewable, + gpointer data) +{ + GimpItemTreeViewClass *item_view_class = GIMP_ITEM_TREE_VIEW_GET_CLASS (data); + GimpContainerView *view = GIMP_CONTAINER_VIEW (data); + + if (item_view_class->new_default_action && + viewable && gimp_container_view_lookup (view, viewable)) + { + GimpAction *action; + + action = gimp_ui_manager_find_action (gimp_editor_get_ui_manager (GIMP_EDITOR (view)), + item_view_class->action_group, + item_view_class->new_default_action); + + if (action) + { + g_object_set (action, "viewable", viewable, NULL); + gimp_action_activate (action); + g_object_set (action, "viewable", NULL, NULL); + } + } +} + + +/* GimpImage callbacks */ + +static void +gimp_item_tree_view_item_changed (GimpImage *image, + GimpItemTreeView *view) +{ + GimpItem *item; + + item = GIMP_ITEM_TREE_VIEW_GET_CLASS (view)->get_active_item (view->priv->image); + + gimp_container_view_select_item (GIMP_CONTAINER_VIEW (view), + (GimpViewable *) item); +} + +static void +gimp_item_tree_view_size_changed (GimpImage *image, + GimpItemTreeView *tree_view) +{ + GimpContainerView *view = GIMP_CONTAINER_VIEW (tree_view); + gint view_size; + gint border_width; + + view_size = gimp_container_view_get_view_size (view, &border_width); + + gimp_container_view_set_view_size (view, view_size, border_width); +} + +static void +gimp_item_tree_view_name_edited (GtkCellRendererText *cell, + const gchar *path_str, + const gchar *new_name, + GimpItemTreeView *view) +{ + GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (view); + 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; + GimpItem *item; + const gchar *old_name; + GError *error = NULL; + + gtk_tree_model_get (tree_view->model, &iter, + GIMP_CONTAINER_TREE_STORE_COLUMN_RENDERER, &renderer, + -1); + + item = GIMP_ITEM (renderer->viewable); + + old_name = gimp_object_get_name (item); + + if (! old_name) old_name = ""; + if (! new_name) new_name = ""; + + if (strcmp (old_name, new_name) && + gimp_item_rename (item, new_name, &error)) + { + gimp_image_flush (gimp_item_get_image (item)); + } + else + { + gchar *name = gimp_viewable_get_description (renderer->viewable, NULL); + + gtk_tree_store_set (GTK_TREE_STORE (tree_view->model), &iter, + GIMP_CONTAINER_TREE_STORE_COLUMN_NAME, name, + -1); + g_free (name); + + if (error) + { + gimp_message_literal (view->priv->image->gimp, G_OBJECT (view), + GIMP_MESSAGE_WARNING, + error->message); + g_clear_error (&error); + } + } + + g_object_unref (renderer); + } + + gtk_tree_path_free (path); +} + + +/* "Visible" callbacks */ + +static void +gimp_item_tree_view_visible_changed (GimpItem *item, + GimpItemTreeView *view) +{ + GimpContainerView *container_view = GIMP_CONTAINER_VIEW (view); + GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (view); + GtkTreeIter *iter; + + iter = gimp_container_view_lookup (container_view, + (GimpViewable *) item); + + if (iter) + { + GimpContainer *children; + + gtk_tree_store_set (GTK_TREE_STORE (tree_view->model), iter, + view->priv->model_column_visible, + gimp_item_get_visible (item), + view->priv->model_column_viewable, + gimp_item_get_visible (item) && + ! gimp_item_is_visible (item), + -1); + + children = gimp_viewable_get_children (GIMP_VIEWABLE (item)); + + if (children) + gimp_container_foreach (children, + (GFunc) gimp_item_tree_view_visible_changed, + view); + } +} + +static void +gimp_item_tree_view_eye_clicked (GtkCellRendererToggle *toggle, + gchar *path_str, + GdkModifierType state, + GimpItemTreeView *view) +{ + gimp_item_tree_view_toggle_clicked (toggle, path_str, state, view, + GIMP_UNDO_ITEM_VISIBILITY); +} + + +/* "Linked" callbacks */ + +static void +gimp_item_tree_view_linked_changed (GimpItem *item, + GimpItemTreeView *view) +{ + GimpContainerView *container_view = GIMP_CONTAINER_VIEW (view); + GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (view); + GtkTreeIter *iter; + + iter = gimp_container_view_lookup (container_view, + (GimpViewable *) item); + + if (iter) + gtk_tree_store_set (GTK_TREE_STORE (tree_view->model), iter, + view->priv->model_column_linked, + gimp_item_get_linked (item), + -1); +} + +static void +gimp_item_tree_view_chain_clicked (GtkCellRendererToggle *toggle, + gchar *path_str, + GdkModifierType state, + GimpItemTreeView *view) +{ + gimp_item_tree_view_toggle_clicked (toggle, path_str, state, view, + GIMP_UNDO_ITEM_LINKED); +} + + +/* "Color Tag" callbacks */ + +static void +gimp_item_tree_view_color_tag_changed (GimpItem *item, + GimpItemTreeView *view) +{ + GimpContainerView *container_view = GIMP_CONTAINER_VIEW (view); + GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (view); + GtkTreeIter *iter; + + iter = gimp_container_view_lookup (container_view, + (GimpViewable *) item); + + if (iter) + { + GimpContainer *children; + GimpRGB color; + GdkColor gdk_color; + gboolean has_color; + + has_color = gimp_get_color_tag_color (gimp_item_get_merged_color_tag (item), + &color, + gimp_item_get_color_tag (item) == + GIMP_COLOR_TAG_NONE); + if (has_color) + gimp_rgb_get_gdk_color (&color, &gdk_color); + + gtk_tree_store_set (GTK_TREE_STORE (tree_view->model), iter, + view->priv->model_column_color_tag, + has_color ? &gdk_color : NULL, + -1); + + children = gimp_viewable_get_children (GIMP_VIEWABLE (item)); + + if (children) + gimp_container_foreach (children, + (GFunc) gimp_item_tree_view_color_tag_changed, + view); + } +} + + +/* "Lock Content" callbacks */ + +static void +gimp_item_tree_view_lock_content_changed (GimpItem *item, + GimpItemTreeView *view) +{ + GimpImage *image = view->priv->image; + GimpItem *active_item; + + active_item = GIMP_ITEM_TREE_VIEW_GET_CLASS (view)->get_active_item (image); + + if (active_item == item) + gimp_item_tree_view_update_options (view, item); +} + +static void +gimp_item_tree_view_lock_content_toggled (GtkWidget *widget, + GimpItemTreeView *view) +{ + GimpImage *image = view->priv->image; + GimpItem *item; + + item = GIMP_ITEM_TREE_VIEW_GET_CLASS (view)->get_active_item (image); + + if (item) + { + gboolean lock_content; + + lock_content = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (widget)); + + if (gimp_item_get_lock_content (item) != lock_content) + { +#if 0 + GimpUndo *undo; +#endif + gboolean push_undo = TRUE; + +#if 0 + /* compress lock content undos */ + undo = gimp_image_undo_can_compress (image, GIMP_TYPE_ITEM_UNDO, + GIMP_UNDO_ITEM_LOCK_CONTENT); + + if (undo && GIMP_ITEM_UNDO (undo)->item == item) + push_undo = FALSE; +#endif + + g_signal_handlers_block_by_func (item, + gimp_item_tree_view_lock_content_changed, + view); + + gimp_item_set_lock_content (item, lock_content, push_undo); + + g_signal_handlers_unblock_by_func (item, + gimp_item_tree_view_lock_content_changed, + view); + + gimp_image_flush (image); + } + } +} + +static void +gimp_item_tree_view_lock_position_changed (GimpItem *item, + GimpItemTreeView *view) +{ + GimpImage *image = view->priv->image; + GimpItem *active_item; + + active_item = GIMP_ITEM_TREE_VIEW_GET_CLASS (view)->get_active_item (image); + + if (active_item == item) + gimp_item_tree_view_update_options (view, item); +} + +static void +gimp_item_tree_view_lock_position_toggled (GtkWidget *widget, + GimpItemTreeView *view) +{ + GimpImage *image = view->priv->image; + GimpItem *item; + + item = GIMP_ITEM_TREE_VIEW_GET_CLASS (view)->get_active_item (image); + + if (item) + { + gboolean lock_position; + + lock_position = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (widget)); + + if (gimp_item_get_lock_position (item) != lock_position) + { + GimpUndo *undo; + gboolean push_undo = TRUE; + + /* compress lock position undos */ + undo = gimp_image_undo_can_compress (image, GIMP_TYPE_ITEM_UNDO, + GIMP_UNDO_ITEM_LOCK_POSITION); + + if (undo && GIMP_ITEM_UNDO (undo)->item == item) + push_undo = FALSE; + + g_signal_handlers_block_by_func (item, + gimp_item_tree_view_lock_position_changed, + view); + + gimp_item_set_lock_position (item, lock_position, push_undo); + + g_signal_handlers_unblock_by_func (item, + gimp_item_tree_view_lock_position_changed, + view); + + gimp_image_flush (image); + } + } +} + +static gboolean +gimp_item_tree_view_item_pre_clicked (GimpCellRendererViewable *cell, + const gchar *path_str, + GdkModifierType state, + GimpItemTreeView *item_view) +{ + GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (item_view); + GtkTreePath *path; + GtkTreeIter iter; + gboolean handled = FALSE; + + path = gtk_tree_path_new_from_string (path_str); + + if (gtk_tree_model_get_iter (tree_view->model, &iter, path) && + (state & GDK_MOD1_MASK)) + { + GimpImage *image = gimp_item_tree_view_get_image (item_view); + GimpViewRenderer *renderer = NULL; + + gtk_tree_model_get (tree_view->model, &iter, + GIMP_CONTAINER_TREE_STORE_COLUMN_RENDERER, &renderer, + -1); + + if (renderer) + { + GimpItem *item = GIMP_ITEM (renderer->viewable); + GimpChannelOps op = gimp_modifiers_to_channel_op (state); + + gimp_item_to_selection (item, op, + TRUE, FALSE, 0.0, 0.0); + gimp_image_flush (image); + + g_object_unref (renderer); + + /* Don't select the clicked layer */ + handled = TRUE; + } + } + + gtk_tree_path_free (path); + + return handled; +} + +static void +gimp_item_tree_view_update_options (GimpItemTreeView *view, + GimpItem *item) +{ + if (gimp_item_get_lock_content (item) != + gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (view->priv->lock_content_toggle))) + { + g_signal_handlers_block_by_func (view->priv->lock_content_toggle, + gimp_item_tree_view_lock_content_toggled, + view); + + gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (view->priv->lock_content_toggle), + gimp_item_get_lock_content (item)); + + g_signal_handlers_unblock_by_func (view->priv->lock_content_toggle, + gimp_item_tree_view_lock_content_toggled, + view); + } + + if (gimp_item_get_lock_position (item) != + gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (view->priv->lock_position_toggle))) + { + g_signal_handlers_block_by_func (view->priv->lock_position_toggle, + gimp_item_tree_view_lock_position_toggled, + view); + + gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (view->priv->lock_position_toggle), + gimp_item_get_lock_position (item)); + + g_signal_handlers_unblock_by_func (view->priv->lock_position_toggle, + gimp_item_tree_view_lock_position_toggled, + view); + } + + gtk_widget_set_sensitive (view->priv->lock_content_toggle, + gimp_item_can_lock_content (item)); + + gtk_widget_set_sensitive (view->priv->lock_position_toggle, + gimp_item_can_lock_position (item)); +} + + +/* Utility functions used from eye_clicked and chain_clicked. + * Would make sense to do this in a generic fashion using + * properties, but for now it's better than duplicating the code. + */ +static void +gimp_item_tree_view_toggle_clicked (GtkCellRendererToggle *toggle, + gchar *path_str, + GdkModifierType state, + GimpItemTreeView *view, + GimpUndoType undo_type) +{ + GimpContainerTreeView *tree_view = GIMP_CONTAINER_TREE_VIEW (view); + GtkTreePath *path; + GtkTreeIter iter; + + void (* setter) (GimpItem *item, + gboolean value, + gboolean push_undo); + void (* exclusive) (GimpItem *item, + GimpContext *context); + + switch (undo_type) + { + case GIMP_UNDO_ITEM_VISIBILITY: + setter = gimp_item_set_visible; + exclusive = gimp_item_toggle_exclusive_visible; + break; + + case GIMP_UNDO_ITEM_LINKED: + setter = gimp_item_set_linked; + exclusive = gimp_item_toggle_exclusive_linked; + break; + + default: + return; + } + + path = gtk_tree_path_new_from_string (path_str); + + if (gtk_tree_model_get_iter (tree_view->model, &iter, path)) + { + GimpContext *context; + GimpViewRenderer *renderer; + GimpItem *item; + GimpImage *image; + gboolean active; + + context = gimp_container_view_get_context (GIMP_CONTAINER_VIEW (view)); + + gtk_tree_model_get (tree_view->model, &iter, + GIMP_CONTAINER_TREE_STORE_COLUMN_RENDERER, &renderer, + -1); + g_object_get (toggle, + "active", &active, + NULL); + + item = GIMP_ITEM (renderer->viewable); + g_object_unref (renderer); + + image = gimp_item_get_image (item); + + if ((state & GDK_SHIFT_MASK) && exclusive) + { + exclusive (item, context); + } + else + { + GimpUndo *undo; + gboolean push_undo = TRUE; + + undo = gimp_image_undo_can_compress (image, GIMP_TYPE_ITEM_UNDO, + undo_type); + + if (undo && GIMP_ITEM_UNDO (undo)->item == item) + push_undo = FALSE; + + setter (item, ! active, push_undo); + + if (!push_undo) + gimp_undo_refresh_preview (undo, context); + } + + gimp_image_flush (image); + } + + gtk_tree_path_free (path); +} + + +/* GtkTreeView callbacks */ + +static void +gimp_item_tree_view_row_expanded (GtkTreeView *tree_view, + GtkTreeIter *iter, + GtkTreePath *path, + GimpItemTreeView *item_view) +{ + GimpItemTreeViewClass *item_view_class; + GimpItem *active_item; + + item_view_class = GIMP_ITEM_TREE_VIEW_GET_CLASS (item_view); + active_item = item_view_class->get_active_item (item_view->priv->image); + + /* don't select the item while it is being inserted */ + if (active_item && + gimp_container_view_lookup (GIMP_CONTAINER_VIEW (item_view), + GIMP_VIEWABLE (active_item))) + { + GimpViewRenderer *renderer; + GimpItem *expanded_item; + + gtk_tree_model_get (GIMP_CONTAINER_TREE_VIEW (item_view)->model, iter, + GIMP_CONTAINER_TREE_STORE_COLUMN_RENDERER, &renderer, + -1); + expanded_item = GIMP_ITEM (renderer->viewable); + g_object_unref (renderer); + + /* select the active item only if it was made visible by expanding + * its immediate parent. See bug #666561. + */ + if (gimp_item_get_parent (active_item) == expanded_item) + { + gimp_container_view_select_item (GIMP_CONTAINER_VIEW (item_view), + GIMP_VIEWABLE (active_item)); + } + } +} |