/* GIMP - The GNU Image Manipulation Program * Copyright (C) 1995 Spencer Kimball and Peter Mattis * * gimpcontainerview.c * Copyright (C) 2001-2010 Michael Natterer * * 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 . */ #include "config.h" #include #include #include "libgimpwidgets/gimpwidgets.h" #include "widgets-types.h" #include "core/gimpcontainer.h" #include "core/gimpcontext.h" #include "core/gimpmarshal.h" #include "core/gimptreehandler.h" #include "core/gimpviewable.h" #include "gimpcontainerview.h" #include "gimpdnd.h" #include "gimpviewrenderer.h" #include "gimpuimanager.h" #include "gimpcontainertreeview.h" enum { SELECT_ITEM, ACTIVATE_ITEM, CONTEXT_ITEM, LAST_SIGNAL }; #define GIMP_CONTAINER_VIEW_GET_PRIVATE(obj) (gimp_container_view_get_private ((GimpContainerView *) (obj))) typedef struct _GimpContainerViewPrivate GimpContainerViewPrivate; struct _GimpContainerViewPrivate { GimpContainer *container; GimpContext *context; GHashTable *item_hash; gint view_size; gint view_border_width; gboolean reorderable; GtkSelectionMode selection_mode; /* initialized by subclass */ GtkWidget *dnd_widget; GimpTreeHandler *name_changed_handler; }; static void gimp_container_view_iface_base_init (GimpContainerViewInterface *view_iface); static GimpContainerViewPrivate * gimp_container_view_get_private (GimpContainerView *view); static void gimp_container_view_real_set_container (GimpContainerView *view, GimpContainer *container); static void gimp_container_view_real_set_context (GimpContainerView *view, GimpContext *context); static void gimp_container_view_real_set_selection_mode (GimpContainerView *view, GtkSelectionMode mode); static void gimp_container_view_clear_items (GimpContainerView *view); static void gimp_container_view_real_clear_items (GimpContainerView *view); static void gimp_container_view_add_container (GimpContainerView *view, GimpContainer *container); static void gimp_container_view_add_foreach (GimpViewable *viewable, GimpContainerView *view); static void gimp_container_view_add (GimpContainerView *view, GimpViewable *viewable, GimpContainer *container); static void gimp_container_view_remove_container (GimpContainerView *view, GimpContainer *container); static void gimp_container_view_remove_foreach (GimpViewable *viewable, GimpContainerView *view); static void gimp_container_view_remove (GimpContainerView *view, GimpViewable *viewable, GimpContainer *container); static void gimp_container_view_reorder (GimpContainerView *view, GimpViewable *viewable, gint new_index, GimpContainer *container); static void gimp_container_view_freeze (GimpContainerView *view, GimpContainer *container); static void gimp_container_view_thaw (GimpContainerView *view, GimpContainer *container); static void gimp_container_view_name_changed (GimpViewable *viewable, GimpContainerView *view); static void gimp_container_view_connect_context (GimpContainerView *view); static void gimp_container_view_disconnect_context (GimpContainerView *view); static void gimp_container_view_context_changed (GimpContext *context, GimpViewable *viewable, GimpContainerView *view); static void gimp_container_view_viewable_dropped (GtkWidget *widget, gint x, gint y, GimpViewable *viewable, gpointer data); static void gimp_container_view_button_viewable_dropped (GtkWidget *widget, gint x, gint y, GimpViewable *viewable, gpointer data); static gint gimp_container_view_real_get_selected (GimpContainerView *view, GList **list); static guint view_signals[LAST_SIGNAL] = { 0 }; GType gimp_container_view_interface_get_type (void) { static GType iface_type = 0; if (! iface_type) { const GTypeInfo iface_info = { sizeof (GimpContainerViewInterface), (GBaseInitFunc) gimp_container_view_iface_base_init, (GBaseFinalizeFunc) NULL, }; iface_type = g_type_register_static (G_TYPE_INTERFACE, "GimpContainerViewInterface", &iface_info, 0); g_type_interface_add_prerequisite (iface_type, GTK_TYPE_WIDGET); } return iface_type; } static void gimp_container_view_iface_base_init (GimpContainerViewInterface *view_iface) { if (view_iface->set_container) return; view_signals[SELECT_ITEM] = g_signal_new ("select-item", G_TYPE_FROM_INTERFACE (view_iface), G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GimpContainerViewInterface, select_item), NULL, NULL, gimp_marshal_BOOLEAN__OBJECT_POINTER, G_TYPE_BOOLEAN, 2, GIMP_TYPE_OBJECT, G_TYPE_POINTER); view_signals[ACTIVATE_ITEM] = g_signal_new ("activate-item", G_TYPE_FROM_INTERFACE (view_iface), G_SIGNAL_RUN_FIRST, G_STRUCT_OFFSET (GimpContainerViewInterface, activate_item), NULL, NULL, gimp_marshal_VOID__OBJECT_POINTER, G_TYPE_NONE, 2, GIMP_TYPE_OBJECT, G_TYPE_POINTER); view_signals[CONTEXT_ITEM] = g_signal_new ("context-item", G_TYPE_FROM_INTERFACE (view_iface), G_SIGNAL_RUN_FIRST, G_STRUCT_OFFSET (GimpContainerViewInterface, context_item), NULL, NULL, gimp_marshal_VOID__OBJECT_POINTER, G_TYPE_NONE, 2, GIMP_TYPE_OBJECT, G_TYPE_POINTER); view_iface->select_item = NULL; view_iface->activate_item = NULL; view_iface->context_item = NULL; view_iface->set_container = gimp_container_view_real_set_container; view_iface->set_context = gimp_container_view_real_set_context; view_iface->set_selection_mode = gimp_container_view_real_set_selection_mode; view_iface->insert_item = NULL; view_iface->insert_item_after = NULL; view_iface->remove_item = NULL; view_iface->reorder_item = NULL; view_iface->rename_item = NULL; view_iface->clear_items = gimp_container_view_real_clear_items; view_iface->set_view_size = NULL; view_iface->get_selected = gimp_container_view_real_get_selected; view_iface->insert_data_free = NULL; view_iface->model_is_tree = FALSE; g_object_interface_install_property (view_iface, g_param_spec_object ("container", NULL, NULL, GIMP_TYPE_CONTAINER, GIMP_PARAM_READWRITE)); g_object_interface_install_property (view_iface, g_param_spec_object ("context", NULL, NULL, GIMP_TYPE_CONTEXT, GIMP_PARAM_READWRITE)); g_object_interface_install_property (view_iface, g_param_spec_enum ("selection-mode", NULL, NULL, GTK_TYPE_SELECTION_MODE, GTK_SELECTION_SINGLE, GIMP_PARAM_READWRITE)); g_object_interface_install_property (view_iface, g_param_spec_boolean ("reorderable", NULL, NULL, FALSE, GIMP_PARAM_READWRITE)); g_object_interface_install_property (view_iface, g_param_spec_int ("view-size", NULL, NULL, 1, GIMP_VIEWABLE_MAX_PREVIEW_SIZE, GIMP_VIEW_SIZE_MEDIUM, GIMP_PARAM_READWRITE | G_PARAM_CONSTRUCT)); g_object_interface_install_property (view_iface, g_param_spec_int ("view-border-width", NULL, NULL, 0, GIMP_VIEW_MAX_BORDER_WIDTH, 1, GIMP_PARAM_READWRITE | G_PARAM_CONSTRUCT)); } static void gimp_container_view_private_dispose (GimpContainerView *view, GimpContainerViewPrivate *private) { if (private->container) gimp_container_view_set_container (view, NULL); if (private->context) gimp_container_view_set_context (view, NULL); } static void gimp_container_view_private_finalize (GimpContainerViewPrivate *private) { if (private->item_hash) { g_hash_table_destroy (private->item_hash); private->item_hash = NULL; } g_slice_free (GimpContainerViewPrivate, private); } static GimpContainerViewPrivate * gimp_container_view_get_private (GimpContainerView *view) { GimpContainerViewPrivate *private; static GQuark private_key = 0; g_return_val_if_fail (GIMP_IS_CONTAINER_VIEW (view), NULL); if (! private_key) private_key = g_quark_from_static_string ("gimp-container-view-private"); private = g_object_get_qdata ((GObject *) view, private_key); if (! private) { GimpContainerViewInterface *view_iface; view_iface = GIMP_CONTAINER_VIEW_GET_INTERFACE (view); private = g_slice_new0 (GimpContainerViewPrivate); private->view_border_width = 1; private->item_hash = g_hash_table_new_full (g_direct_hash, g_direct_equal, NULL, view_iface->insert_data_free); g_object_set_qdata_full ((GObject *) view, private_key, private, (GDestroyNotify) gimp_container_view_private_finalize); g_signal_connect (view, "destroy", G_CALLBACK (gimp_container_view_private_dispose), private); } return private; } /** * gimp_container_view_install_properties: * @klass: the class structure for a type deriving from #GObject * * Installs the necessary properties for a class implementing * #GimpContainerView. A #GimpContainerViewProp property is installed * for each property, using the values from the #GimpContainerViewProp * enumeration. The caller must make sure itself that the enumeration * values don't collide with some other property values they * are using (that's what %GIMP_CONTAINER_VIEW_PROP_LAST is good for). **/ void gimp_container_view_install_properties (GObjectClass *klass) { g_object_class_override_property (klass, GIMP_CONTAINER_VIEW_PROP_CONTAINER, "container"); g_object_class_override_property (klass, GIMP_CONTAINER_VIEW_PROP_CONTEXT, "context"); g_object_class_override_property (klass, GIMP_CONTAINER_VIEW_PROP_SELECTION_MODE, "selection-mode"); g_object_class_override_property (klass, GIMP_CONTAINER_VIEW_PROP_REORDERABLE, "reorderable"); g_object_class_override_property (klass, GIMP_CONTAINER_VIEW_PROP_VIEW_SIZE, "view-size"); g_object_class_override_property (klass, GIMP_CONTAINER_VIEW_PROP_VIEW_BORDER_WIDTH, "view-border-width"); } GimpContainer * gimp_container_view_get_container (GimpContainerView *view) { GimpContainerViewPrivate *private; g_return_val_if_fail (GIMP_IS_CONTAINER_VIEW (view), NULL); private = GIMP_CONTAINER_VIEW_GET_PRIVATE (view); return private->container; } void gimp_container_view_set_container (GimpContainerView *view, GimpContainer *container) { GimpContainerViewPrivate *private; g_return_if_fail (GIMP_IS_CONTAINER_VIEW (view)); g_return_if_fail (container == NULL || GIMP_IS_CONTAINER (container)); if (container) g_return_if_fail (g_type_is_a (gimp_container_get_children_type (container), GIMP_TYPE_VIEWABLE)); private = GIMP_CONTAINER_VIEW_GET_PRIVATE (view); if (container != private->container) { GIMP_CONTAINER_VIEW_GET_INTERFACE (view)->set_container (view, container); g_object_notify (G_OBJECT (view), "container"); } } static void gimp_container_view_real_set_container (GimpContainerView *view, GimpContainer *container) { GimpContainerViewPrivate *private = GIMP_CONTAINER_VIEW_GET_PRIVATE (view); if (private->container) { gimp_container_view_select_item (view, NULL); /* freeze/thaw is only supported for the toplevel container */ g_signal_handlers_disconnect_by_func (private->container, gimp_container_view_freeze, view); g_signal_handlers_disconnect_by_func (private->container, gimp_container_view_thaw, view); if (! gimp_container_frozen (private->container)) gimp_container_view_remove_container (view, private->container); if (private->context) gimp_container_view_disconnect_context (view); } private->container = container; if (private->container) { if (! gimp_container_frozen (private->container)) gimp_container_view_add_container (view, private->container); /* freeze/thaw is only supported for the toplevel container */ g_signal_connect_object (private->container, "freeze", G_CALLBACK (gimp_container_view_freeze), view, G_CONNECT_SWAPPED); g_signal_connect_object (private->container, "thaw", G_CALLBACK (gimp_container_view_thaw), view, G_CONNECT_SWAPPED); if (private->context) gimp_container_view_connect_context (view); } } GimpContext * gimp_container_view_get_context (GimpContainerView *view) { GimpContainerViewPrivate *private; g_return_val_if_fail (GIMP_IS_CONTAINER_VIEW (view), NULL); private = GIMP_CONTAINER_VIEW_GET_PRIVATE (view); return private->context; } void gimp_container_view_set_context (GimpContainerView *view, GimpContext *context) { GimpContainerViewPrivate *private; g_return_if_fail (GIMP_IS_CONTAINER_VIEW (view)); g_return_if_fail (context == NULL || GIMP_IS_CONTEXT (context)); private = GIMP_CONTAINER_VIEW_GET_PRIVATE (view); if (context != private->context) { GIMP_CONTAINER_VIEW_GET_INTERFACE (view)->set_context (view, context); g_object_notify (G_OBJECT (view), "context"); } } static void gimp_container_view_real_set_context (GimpContainerView *view, GimpContext *context) { GimpContainerViewPrivate *private = GIMP_CONTAINER_VIEW_GET_PRIVATE (view); if (private->context) { if (private->container) gimp_container_view_disconnect_context (view); g_object_unref (private->context); } private->context = context; if (private->context) { g_object_ref (private->context); if (private->container) gimp_container_view_connect_context (view); } } GtkSelectionMode gimp_container_view_get_selection_mode (GimpContainerView *view) { GimpContainerViewPrivate *private = GIMP_CONTAINER_VIEW_GET_PRIVATE (view); return private->selection_mode; } void gimp_container_view_set_selection_mode (GimpContainerView *view, GtkSelectionMode mode) { g_return_if_fail (GIMP_IS_CONTAINER_VIEW (view)); g_return_if_fail (mode == GTK_SELECTION_SINGLE || mode == GTK_SELECTION_MULTIPLE); GIMP_CONTAINER_VIEW_GET_INTERFACE (view)->set_selection_mode (view, mode); } static void gimp_container_view_real_set_selection_mode (GimpContainerView *view, GtkSelectionMode mode) { GimpContainerViewPrivate *private = GIMP_CONTAINER_VIEW_GET_PRIVATE (view); private->selection_mode = mode; } gint gimp_container_view_get_view_size (GimpContainerView *view, gint *view_border_width) { GimpContainerViewPrivate *private; g_return_val_if_fail (GIMP_IS_CONTAINER_VIEW (view), 0); private = GIMP_CONTAINER_VIEW_GET_PRIVATE (view); if (view_border_width) *view_border_width = private->view_border_width; return private->view_size; } void gimp_container_view_set_view_size (GimpContainerView *view, gint view_size, gint view_border_width) { GimpContainerViewPrivate *private; g_return_if_fail (GIMP_IS_CONTAINER_VIEW (view)); g_return_if_fail (view_size > 0 && view_size <= GIMP_VIEWABLE_MAX_PREVIEW_SIZE); g_return_if_fail (view_border_width >= 0 && view_border_width <= GIMP_VIEW_MAX_BORDER_WIDTH); private = GIMP_CONTAINER_VIEW_GET_PRIVATE (view); if (private->view_size != view_size || private->view_border_width != view_border_width) { private->view_size = view_size; private->view_border_width = view_border_width; GIMP_CONTAINER_VIEW_GET_INTERFACE (view)->set_view_size (view); g_object_freeze_notify (G_OBJECT (view)); g_object_notify (G_OBJECT (view), "view-size"); g_object_notify (G_OBJECT (view), "view-border-width"); g_object_thaw_notify (G_OBJECT (view)); } } gboolean gimp_container_view_get_reorderable (GimpContainerView *view) { GimpContainerViewPrivate *private; g_return_val_if_fail (GIMP_IS_CONTAINER_VIEW (view), FALSE); private = GIMP_CONTAINER_VIEW_GET_PRIVATE (view); return private->reorderable; } void gimp_container_view_set_reorderable (GimpContainerView *view, gboolean reorderable) { GimpContainerViewPrivate *private; g_return_if_fail (GIMP_IS_CONTAINER_VIEW (view)); private = GIMP_CONTAINER_VIEW_GET_PRIVATE (view); private->reorderable = reorderable ? TRUE : FALSE; g_object_notify (G_OBJECT (view), "reorderable"); } GtkWidget * gimp_container_view_get_dnd_widget (GimpContainerView *view) { GimpContainerViewPrivate *private; g_return_val_if_fail (GIMP_IS_CONTAINER_VIEW (view), NULL); private = GIMP_CONTAINER_VIEW_GET_PRIVATE (view); return private->dnd_widget; } void gimp_container_view_set_dnd_widget (GimpContainerView *view, GtkWidget *dnd_widget) { GimpContainerViewPrivate *private; g_return_if_fail (GIMP_IS_CONTAINER_VIEW (view)); g_return_if_fail (dnd_widget == NULL || GTK_IS_WIDGET (dnd_widget)); private = GIMP_CONTAINER_VIEW_GET_PRIVATE (view); private->dnd_widget = dnd_widget; } void gimp_container_view_enable_dnd (GimpContainerView *view, GtkButton *button, GType children_type) { g_return_if_fail (GIMP_IS_CONTAINER_VIEW (view)); g_return_if_fail (GTK_IS_BUTTON (button)); gimp_dnd_viewable_dest_add (GTK_WIDGET (button), children_type, gimp_container_view_button_viewable_dropped, view); } gboolean gimp_container_view_select_item (GimpContainerView *view, GimpViewable *viewable) { GimpContainerViewPrivate *private; gboolean success = FALSE; gpointer insert_data; g_return_val_if_fail (GIMP_IS_CONTAINER_VIEW (view), FALSE); g_return_val_if_fail (viewable == NULL || GIMP_IS_VIEWABLE (viewable), FALSE); private = GIMP_CONTAINER_VIEW_GET_PRIVATE (view); insert_data = g_hash_table_lookup (private->item_hash, viewable); g_signal_emit (view, view_signals[SELECT_ITEM], 0, viewable, insert_data, &success); return success; } void gimp_container_view_activate_item (GimpContainerView *view, GimpViewable *viewable) { GimpContainerViewPrivate *private; gpointer insert_data; g_return_if_fail (GIMP_IS_CONTAINER_VIEW (view)); g_return_if_fail (GIMP_IS_VIEWABLE (viewable)); private = GIMP_CONTAINER_VIEW_GET_PRIVATE (view); insert_data = g_hash_table_lookup (private->item_hash, viewable); g_signal_emit (view, view_signals[ACTIVATE_ITEM], 0, viewable, insert_data); } void gimp_container_view_context_item (GimpContainerView *view, GimpViewable *viewable) { GimpContainerViewPrivate *private; gpointer insert_data; g_return_if_fail (GIMP_IS_CONTAINER_VIEW (view)); g_return_if_fail (GIMP_IS_VIEWABLE (viewable)); private = GIMP_CONTAINER_VIEW_GET_PRIVATE (view); insert_data = g_hash_table_lookup (private->item_hash, viewable); g_signal_emit (view, view_signals[CONTEXT_ITEM], 0, viewable, insert_data); } gpointer gimp_container_view_lookup (GimpContainerView *view, GimpViewable *viewable) { GimpContainerViewPrivate *private; g_return_val_if_fail (GIMP_IS_CONTAINER_VIEW (view), NULL); g_return_val_if_fail (viewable == NULL || GIMP_IS_VIEWABLE (viewable), NULL); /* we handle the NULL viewable here as a workaround for bug #149906 */ if (! viewable) return NULL; private = GIMP_CONTAINER_VIEW_GET_PRIVATE (view); return g_hash_table_lookup (private->item_hash, viewable); } gboolean gimp_container_view_item_selected (GimpContainerView *view, GimpViewable *viewable) { GimpContainerViewPrivate *private; gboolean success; g_return_val_if_fail (GIMP_IS_CONTAINER_VIEW (view), FALSE); g_return_val_if_fail (GIMP_IS_VIEWABLE (viewable), FALSE); private = GIMP_CONTAINER_VIEW_GET_PRIVATE (view); /* HACK */ if (private->container && private->context) { GType children_type; const gchar *signal_name; children_type = gimp_container_get_children_type (private->container); signal_name = gimp_context_type_to_signal_name (children_type); if (signal_name) { gimp_context_set_by_type (private->context, children_type, GIMP_OBJECT (viewable)); return TRUE; } } success = gimp_container_view_select_item (view, viewable); #if 0 if (success && private->container && private->context) { GimpContext *context; GType children_type; /* ref and remember the context because private->context may * become NULL by calling gimp_context_set_by_type() */ context = g_object_ref (private->context); children_type = gimp_container_get_children_type (private->container); g_signal_handlers_block_by_func (context, gimp_container_view_context_changed, view); gimp_context_set_by_type (context, children_type, GIMP_OBJECT (viewable)); g_signal_handlers_unblock_by_func (context, gimp_container_view_context_changed, view); g_object_unref (context); } #endif return success; } gboolean gimp_container_view_multi_selected (GimpContainerView *view, GList *items) { guint selected_count; gboolean success = FALSE; g_return_val_if_fail (GIMP_IS_CONTAINER_VIEW (view), FALSE); selected_count = g_list_length (items); if (selected_count == 0) { /* do nothing */ } else if (selected_count == 1) { success = gimp_container_view_item_selected (view, items->data); } else { success = FALSE; g_signal_emit (view, view_signals[SELECT_ITEM], 0, NULL, items, &success); } return success; } gint gimp_container_view_get_selected (GimpContainerView *view, GList **list) { g_return_val_if_fail (GIMP_IS_CONTAINER_VIEW (view), 0); return GIMP_CONTAINER_VIEW_GET_INTERFACE (view)->get_selected (view, list); } static gint gimp_container_view_real_get_selected (GimpContainerView *view, GList **list) { GimpContainerViewPrivate *private = GIMP_CONTAINER_VIEW_GET_PRIVATE (view); GType children_type; GimpObject *object; if (list) *list = NULL; if (! private->container || ! private->context) return 0; children_type = gimp_container_get_children_type (private->container); object = gimp_context_get_by_type (private->context, children_type); if (list && object) *list = g_list_append (*list, object); return object ? 1 : 0; } void gimp_container_view_item_activated (GimpContainerView *view, GimpViewable *viewable) { g_return_if_fail (GIMP_IS_CONTAINER_VIEW (view)); g_return_if_fail (GIMP_IS_VIEWABLE (viewable)); gimp_container_view_activate_item (view, viewable); } void gimp_container_view_item_context (GimpContainerView *view, GimpViewable *viewable) { g_return_if_fail (GIMP_IS_CONTAINER_VIEW (view)); g_return_if_fail (GIMP_IS_VIEWABLE (viewable)); gimp_container_view_context_item (view, viewable); } void gimp_container_view_set_property (GObject *object, guint property_id, const GValue *value, GParamSpec *pspec) { GimpContainerView *view = GIMP_CONTAINER_VIEW (object); switch (property_id) { case GIMP_CONTAINER_VIEW_PROP_CONTAINER: gimp_container_view_set_container (view, g_value_get_object (value)); break; case GIMP_CONTAINER_VIEW_PROP_CONTEXT: gimp_container_view_set_context (view, g_value_get_object (value)); break; case GIMP_CONTAINER_VIEW_PROP_SELECTION_MODE: gimp_container_view_set_selection_mode (view, g_value_get_enum (value)); break; case GIMP_CONTAINER_VIEW_PROP_REORDERABLE: gimp_container_view_set_reorderable (view, g_value_get_boolean (value)); break; case GIMP_CONTAINER_VIEW_PROP_VIEW_SIZE: case GIMP_CONTAINER_VIEW_PROP_VIEW_BORDER_WIDTH: { gint size, border; size = gimp_container_view_get_view_size (view, &border); if (property_id == GIMP_CONTAINER_VIEW_PROP_VIEW_SIZE) size = g_value_get_int (value); else border = g_value_get_int (value); gimp_container_view_set_view_size (view, size, border); } break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); break; } } void gimp_container_view_get_property (GObject *object, guint property_id, GValue *value, GParamSpec *pspec) { GimpContainerView *view = GIMP_CONTAINER_VIEW (object); switch (property_id) { case GIMP_CONTAINER_VIEW_PROP_CONTAINER: g_value_set_object (value, gimp_container_view_get_container (view)); break; case GIMP_CONTAINER_VIEW_PROP_CONTEXT: g_value_set_object (value, gimp_container_view_get_context (view)); break; case GIMP_CONTAINER_VIEW_PROP_SELECTION_MODE: g_value_set_enum (value, gimp_container_view_get_selection_mode (view)); break; case GIMP_CONTAINER_VIEW_PROP_REORDERABLE: g_value_set_boolean (value, gimp_container_view_get_reorderable (view)); break; case GIMP_CONTAINER_VIEW_PROP_VIEW_SIZE: case GIMP_CONTAINER_VIEW_PROP_VIEW_BORDER_WIDTH: { gint size, border; size = gimp_container_view_get_view_size (view, &border); if (property_id == GIMP_CONTAINER_VIEW_PROP_VIEW_SIZE) g_value_set_int (value, size); else g_value_set_int (value, border); } break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); break; } } static void gimp_container_view_clear_items (GimpContainerView *view) { GIMP_CONTAINER_VIEW_GET_INTERFACE (view)->clear_items (view); } static void gimp_container_view_real_clear_items (GimpContainerView *view) { GimpContainerViewPrivate *private = GIMP_CONTAINER_VIEW_GET_PRIVATE (view); g_hash_table_remove_all (private->item_hash); } static void gimp_container_view_add_container (GimpContainerView *view, GimpContainer *container) { GimpContainerViewPrivate *private = GIMP_CONTAINER_VIEW_GET_PRIVATE (view); gimp_container_foreach (container, (GFunc) gimp_container_view_add_foreach, view); if (container == private->container) { GType children_type; GimpViewableClass *viewable_class; children_type = gimp_container_get_children_type (container); viewable_class = g_type_class_ref (children_type); private->name_changed_handler = gimp_tree_handler_connect (container, viewable_class->name_changed_signal, G_CALLBACK (gimp_container_view_name_changed), view); g_type_class_unref (viewable_class); } g_signal_connect_object (container, "add", G_CALLBACK (gimp_container_view_add), view, G_CONNECT_SWAPPED); g_signal_connect_object (container, "remove", G_CALLBACK (gimp_container_view_remove), view, G_CONNECT_SWAPPED); g_signal_connect_object (container, "reorder", G_CALLBACK (gimp_container_view_reorder), view, G_CONNECT_SWAPPED); } static void gimp_container_view_add_foreach (GimpViewable *viewable, GimpContainerView *view) { GimpContainerViewInterface *view_iface; GimpContainerViewPrivate *private; GimpViewable *parent; GimpContainer *children; gpointer parent_insert_data = NULL; gpointer insert_data; view_iface = GIMP_CONTAINER_VIEW_GET_INTERFACE (view); private = GIMP_CONTAINER_VIEW_GET_PRIVATE (view); parent = gimp_viewable_get_parent (viewable); if (parent) parent_insert_data = g_hash_table_lookup (private->item_hash, parent); insert_data = view_iface->insert_item (view, viewable, parent_insert_data, -1); g_hash_table_insert (private->item_hash, viewable, insert_data); if (view_iface->insert_item_after) view_iface->insert_item_after (view, viewable, insert_data); children = gimp_viewable_get_children (viewable); if (children) gimp_container_view_add_container (view, children); } static void gimp_container_view_add (GimpContainerView *view, GimpViewable *viewable, GimpContainer *container) { GimpContainerViewInterface *view_iface; GimpContainerViewPrivate *private; GimpViewable *parent; GimpContainer *children; gpointer parent_insert_data = NULL; gpointer insert_data; gint index; view_iface = GIMP_CONTAINER_VIEW_GET_INTERFACE (view); private = GIMP_CONTAINER_VIEW_GET_PRIVATE (view); index = gimp_container_get_child_index (container, GIMP_OBJECT (viewable)); parent = gimp_viewable_get_parent (viewable); if (parent) parent_insert_data = g_hash_table_lookup (private->item_hash, parent); insert_data = view_iface->insert_item (view, viewable, parent_insert_data, index); g_hash_table_insert (private->item_hash, viewable, insert_data); if (view_iface->insert_item_after) view_iface->insert_item_after (view, viewable, insert_data); children = gimp_viewable_get_children (viewable); if (children) gimp_container_view_add_container (view, children); } static void gimp_container_view_remove_container (GimpContainerView *view, GimpContainer *container) { GimpContainerViewInterface *view_iface; GimpContainerViewPrivate *private; view_iface = GIMP_CONTAINER_VIEW_GET_INTERFACE (view); private = GIMP_CONTAINER_VIEW_GET_PRIVATE (view); if (container == private->container) { gimp_tree_handler_disconnect (private->name_changed_handler); private->name_changed_handler = NULL; } g_signal_handlers_disconnect_by_func (container, gimp_container_view_add, view); g_signal_handlers_disconnect_by_func (container, gimp_container_view_remove, view); g_signal_handlers_disconnect_by_func (container, gimp_container_view_reorder, view); if (! view_iface->model_is_tree && container == private->container) { gimp_container_view_clear_items (view); } else { gimp_container_foreach (container, (GFunc) gimp_container_view_remove_foreach, view); } } static void gimp_container_view_remove_foreach (GimpViewable *viewable, GimpContainerView *view) { gimp_container_view_remove (view, viewable, NULL); } static void gimp_container_view_remove (GimpContainerView *view, GimpViewable *viewable, GimpContainer *unused) { GimpContainerViewPrivate *private = GIMP_CONTAINER_VIEW_GET_PRIVATE (view); GimpContainer *children; gpointer insert_data; children = gimp_viewable_get_children (viewable); if (children) gimp_container_view_remove_container (view, children); insert_data = g_hash_table_lookup (private->item_hash, viewable); if (insert_data) { GIMP_CONTAINER_VIEW_GET_INTERFACE (view)->remove_item (view, viewable, insert_data); g_hash_table_remove (private->item_hash, viewable); } } static void gimp_container_view_reorder (GimpContainerView *view, GimpViewable *viewable, gint new_index, GimpContainer *container) { GimpContainerViewPrivate *private = GIMP_CONTAINER_VIEW_GET_PRIVATE (view); gpointer insert_data; insert_data = g_hash_table_lookup (private->item_hash, viewable); if (insert_data) { GIMP_CONTAINER_VIEW_GET_INTERFACE (view)->reorder_item (view, viewable, new_index, insert_data); } } static void gimp_container_view_freeze (GimpContainerView *view, GimpContainer *container) { gimp_container_view_remove_container (view, container); } static void gimp_container_view_thaw (GimpContainerView *view, GimpContainer *container) { GimpContainerViewPrivate *private = GIMP_CONTAINER_VIEW_GET_PRIVATE (view); gimp_container_view_add_container (view, container); if (private->context) { GType children_type; const gchar *signal_name; children_type = gimp_container_get_children_type (private->container); signal_name = gimp_context_type_to_signal_name (children_type); if (signal_name) { GimpObject *object; object = gimp_context_get_by_type (private->context, children_type); gimp_container_view_select_item (view, GIMP_VIEWABLE (object)); } } } static void gimp_container_view_name_changed (GimpViewable *viewable, GimpContainerView *view) { GimpContainerViewPrivate *private = GIMP_CONTAINER_VIEW_GET_PRIVATE (view); gpointer insert_data; insert_data = g_hash_table_lookup (private->item_hash, viewable); if (insert_data) { GIMP_CONTAINER_VIEW_GET_INTERFACE (view)->rename_item (view, viewable, insert_data); } } static void gimp_container_view_connect_context (GimpContainerView *view) { GimpContainerViewPrivate *private = GIMP_CONTAINER_VIEW_GET_PRIVATE (view); GType children_type; const gchar *signal_name; children_type = gimp_container_get_children_type (private->container); signal_name = gimp_context_type_to_signal_name (children_type); if (signal_name) { g_signal_connect_object (private->context, signal_name, G_CALLBACK (gimp_container_view_context_changed), view, 0); if (private->dnd_widget) gimp_dnd_viewable_dest_add (private->dnd_widget, children_type, gimp_container_view_viewable_dropped, view); if (! gimp_container_frozen (private->container)) { GimpObject *object = gimp_context_get_by_type (private->context, children_type); gimp_container_view_select_item (view, GIMP_VIEWABLE (object)); } } } static void gimp_container_view_disconnect_context (GimpContainerView *view) { GimpContainerViewPrivate *private = GIMP_CONTAINER_VIEW_GET_PRIVATE (view); GType children_type; const gchar *signal_name; children_type = gimp_container_get_children_type (private->container); signal_name = gimp_context_type_to_signal_name (children_type); if (signal_name) { g_signal_handlers_disconnect_by_func (private->context, gimp_container_view_context_changed, view); if (private->dnd_widget) { gtk_drag_dest_unset (private->dnd_widget); gimp_dnd_viewable_dest_remove (private->dnd_widget, children_type); } } } static void gimp_container_view_context_changed (GimpContext *context, GimpViewable *viewable, GimpContainerView *view) { if (! gimp_container_view_select_item (view, viewable)) g_warning ("%s: select_item() failed (should not happen)", G_STRFUNC); } static void gimp_container_view_viewable_dropped (GtkWidget *widget, gint x, gint y, GimpViewable *viewable, gpointer data) { GimpContainerView *view = GIMP_CONTAINER_VIEW (data); GimpContainerViewPrivate *private = GIMP_CONTAINER_VIEW_GET_PRIVATE (view); if (viewable && private->container && gimp_container_have (private->container, GIMP_OBJECT (viewable))) { gimp_container_view_item_selected (view, viewable); } } static void gimp_container_view_button_viewable_dropped (GtkWidget *widget, gint x, gint y, GimpViewable *viewable, gpointer data) { GimpContainerView *view = GIMP_CONTAINER_VIEW (data); if (viewable && gimp_container_view_lookup (view, viewable)) { gimp_container_view_item_selected (view, viewable); gtk_button_clicked (GTK_BUTTON (widget)); } }