forked from AuroraMiddleware/gtk
6e6d4033f7
Wed Oct 29 12:50:02 2003 Owen Taylor <otaylor@redhat.com>
* gtk/gtkfilechooserutils.c (delegate_set_current_folder):
Fix infinite recursion. (#125679, Christian Persch)
326 lines
11 KiB
C
326 lines
11 KiB
C
/* GTK - The GIMP Toolkit
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* gtkfilechooserutils.c: Private utility functions useful for
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* implementing a GtkFileChooser interface
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* Copyright (C) 2003, Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#include "gtkfilechooserutils.h"
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#include "gtkfilechooser.h"
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#include "gtkfilesystem.h"
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#include "gtktypebuiltins.h"
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static void delegate_set_current_folder (GtkFileChooser *chooser,
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const GtkFilePath *path);
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static GtkFilePath * delegate_get_current_folder (GtkFileChooser *chooser);
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static void delegate_set_current_name (GtkFileChooser *chooser,
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const gchar *name);
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static void delegate_select_path (GtkFileChooser *chooser,
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const GtkFilePath *path);
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static void delegate_unselect_path (GtkFileChooser *chooser,
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const GtkFilePath *path);
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static void delegate_select_all (GtkFileChooser *chooser);
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static void delegate_unselect_all (GtkFileChooser *chooser);
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static GSList * delegate_get_paths (GtkFileChooser *chooser);
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static GtkFilePath * delegate_get_preview_path (GtkFileChooser *chooser);
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static GtkFileSystem *delegate_get_file_system (GtkFileChooser *chooser);
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static void delegate_add_filter (GtkFileChooser *chooser,
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GtkFileFilter *filter);
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static void delegate_remove_filter (GtkFileChooser *chooser,
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GtkFileFilter *filter);
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static GSList * delegate_list_filters (GtkFileChooser *chooser);
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static gboolean delegate_add_shortcut_folder (GtkFileChooser *chooser,
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const GtkFilePath *path,
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GError **error);
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static gboolean delegate_remove_shortcut_folder (GtkFileChooser *chooser,
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const GtkFilePath *path,
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GError **error);
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static GSList * delegate_list_shortcut_folders (GtkFileChooser *chooser);
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static void delegate_notify (GObject *object,
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GParamSpec *pspec,
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gpointer data);
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static void delegate_current_folder_changed (GtkFileChooser *chooser,
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gpointer data);
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static void delegate_selection_changed (GtkFileChooser *chooser,
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gpointer data);
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static void delegate_update_preview (GtkFileChooser *chooser,
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gpointer data);
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static void delegate_file_activated (GtkFileChooser *chooser,
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gpointer data);
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/**
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* _gtk_file_chooser_install_properties:
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* @klass: the class structure for a type deriving from #GObject
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*
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* Installs the necessary properties for a class implementing
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* #GtkFileChooser. A #GtkParamSpecOverride property is installed
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* for each property, using the values from the #GtkFileChooserProp
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* enumeration. The caller must make sure itself that the enumeration
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* values don't collide with some other property values they
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* are using.
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**/
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void
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_gtk_file_chooser_install_properties (GObjectClass *klass)
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{
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g_object_class_override_property (klass,
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GTK_FILE_CHOOSER_PROP_ACTION,
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"action");
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g_object_class_override_property (klass,
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GTK_FILE_CHOOSER_PROP_EXTRA_WIDGET,
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"extra-widget");
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g_object_class_override_property (klass,
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GTK_FILE_CHOOSER_PROP_FILE_SYSTEM,
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"file-system");
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g_object_class_override_property (klass,
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GTK_FILE_CHOOSER_PROP_FILTER,
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"filter");
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g_object_class_override_property (klass,
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GTK_FILE_CHOOSER_PROP_FOLDER_MODE,
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"folder-mode");
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g_object_class_override_property (klass,
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GTK_FILE_CHOOSER_PROP_LOCAL_ONLY,
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"local-only");
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g_object_class_override_property (klass,
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GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET,
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"preview-widget");
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g_object_class_override_property (klass,
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GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET_ACTIVE,
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"preview-widget-active");
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g_object_class_override_property (klass,
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GTK_FILE_CHOOSER_PROP_SELECT_MULTIPLE,
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"select-multiple");
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g_object_class_override_property (klass,
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GTK_FILE_CHOOSER_PROP_SHOW_HIDDEN,
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"show-hidden");
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}
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/**
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* _gtk_file_chooser_delegate_iface_init:
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* @iface: a #GtkFileChoserIface structure
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*
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* An interface-initialization function for use in cases where
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* an object is simply delegating the methods, signals of
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* the #GtkFileChooser interface to another object.
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* _gtk_file_chooser_set_delegate() must be called on each
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* instance of the object so that the delegate object can
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* be found.
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**/
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void
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_gtk_file_chooser_delegate_iface_init (GtkFileChooserIface *iface)
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{
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iface->set_current_folder = delegate_set_current_folder;
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iface->get_current_folder = delegate_get_current_folder;
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iface->set_current_name = delegate_set_current_name;
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iface->select_path = delegate_select_path;
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iface->unselect_path = delegate_unselect_path;
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iface->select_all = delegate_select_all;
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iface->unselect_all = delegate_unselect_all;
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iface->get_paths = delegate_get_paths;
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iface->get_preview_path = delegate_get_preview_path;
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iface->get_file_system = delegate_get_file_system;
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iface->add_filter = delegate_add_filter;
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iface->remove_filter = delegate_remove_filter;
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iface->list_filters = delegate_list_filters;
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iface->add_shortcut_folder = delegate_add_shortcut_folder;
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iface->remove_shortcut_folder = delegate_remove_shortcut_folder;
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iface->list_shortcut_folders = delegate_list_shortcut_folders;
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}
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/**
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* _gtk_file_chooser_set_delegate:
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* @receiver: a GOobject implementing #GtkFileChooser
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* @delegate: another GObject implementing #GtkFileChooser
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*
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* Establishes that calls on @receiver for #GtkFileChooser
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* methods should be delegated to @delegate, and that
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* #GtkFileChooser signals emitted on @delegate should be
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* forwarded to @receiver. Must be used in confunction with
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* _gtk_file_chooser_delegate_iface_init().
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**/
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void
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_gtk_file_chooser_set_delegate (GtkFileChooser *receiver,
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GtkFileChooser *delegate)
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{
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g_return_if_fail (GTK_IS_FILE_CHOOSER (receiver));
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g_return_if_fail (GTK_IS_FILE_CHOOSER (delegate));
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g_object_set_data (G_OBJECT (receiver), "gtk-file-chooser-delegate", delegate);
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g_signal_connect (delegate, "notify",
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G_CALLBACK (delegate_notify), receiver);
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g_signal_connect (delegate, "current-folder-changed",
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G_CALLBACK (delegate_current_folder_changed), receiver);
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g_signal_connect (delegate, "selection-changed",
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G_CALLBACK (delegate_selection_changed), receiver);
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g_signal_connect (delegate, "update-preview",
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G_CALLBACK (delegate_update_preview), receiver);
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g_signal_connect (delegate, "file-activated",
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G_CALLBACK (delegate_file_activated), receiver);
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}
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static GtkFileChooser *
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get_delegate (GtkFileChooser *receiver)
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{
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return g_object_get_data (G_OBJECT (receiver), "gtk-file-chooser-delegate");
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}
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static void
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delegate_select_path (GtkFileChooser *chooser,
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const GtkFilePath *path)
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{
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_gtk_file_chooser_select_path (get_delegate (chooser), path);
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}
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static void
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delegate_unselect_path (GtkFileChooser *chooser,
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const GtkFilePath *path)
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{
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_gtk_file_chooser_unselect_path (get_delegate (chooser), path);
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}
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static void
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delegate_select_all (GtkFileChooser *chooser)
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{
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gtk_file_chooser_select_all (get_delegate (chooser));
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}
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static void
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delegate_unselect_all (GtkFileChooser *chooser)
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{
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gtk_file_chooser_unselect_all (get_delegate (chooser));
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}
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static GSList *
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delegate_get_paths (GtkFileChooser *chooser)
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{
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return _gtk_file_chooser_get_paths (get_delegate (chooser));
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}
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static GtkFilePath *
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delegate_get_preview_path (GtkFileChooser *chooser)
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{
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return _gtk_file_chooser_get_preview_path (get_delegate (chooser));
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}
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static GtkFileSystem *
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delegate_get_file_system (GtkFileChooser *chooser)
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{
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return _gtk_file_chooser_get_file_system (get_delegate (chooser));
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}
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static void
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delegate_add_filter (GtkFileChooser *chooser,
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GtkFileFilter *filter)
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{
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gtk_file_chooser_add_filter (get_delegate (chooser), filter);
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}
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static void
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delegate_remove_filter (GtkFileChooser *chooser,
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GtkFileFilter *filter)
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{
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gtk_file_chooser_remove_filter (get_delegate (chooser), filter);
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}
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static GSList *
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delegate_list_filters (GtkFileChooser *chooser)
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{
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return gtk_file_chooser_list_filters (get_delegate (chooser));
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}
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static gboolean
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delegate_add_shortcut_folder (GtkFileChooser *chooser,
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const GtkFilePath *path,
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GError **error)
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{
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return _gtk_file_chooser_add_shortcut_folder (get_delegate (chooser), path, error);
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}
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static gboolean
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delegate_remove_shortcut_folder (GtkFileChooser *chooser,
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const GtkFilePath *path,
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GError **error)
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{
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return _gtk_file_chooser_remove_shortcut_folder (get_delegate (chooser), path, error);
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}
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static GSList *
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delegate_list_shortcut_folders (GtkFileChooser *chooser)
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{
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return gtk_file_chooser_list_shortcut_folders (get_delegate (chooser));
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}
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static void
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delegate_set_current_folder (GtkFileChooser *chooser,
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const GtkFilePath *path)
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{
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_gtk_file_chooser_set_current_folder_path (get_delegate (chooser), path);
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}
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static GtkFilePath *
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delegate_get_current_folder (GtkFileChooser *chooser)
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{
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return _gtk_file_chooser_get_current_folder_path (get_delegate (chooser));
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}
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static void
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delegate_set_current_name (GtkFileChooser *chooser,
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const gchar *name)
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{
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gtk_file_chooser_set_current_name (get_delegate (chooser), name);
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}
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static void
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delegate_notify (GObject *object,
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GParamSpec *pspec,
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gpointer data)
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{
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if (pspec->param_id >= GTK_FILE_CHOOSER_PROP_FIRST &&
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pspec->param_id <= GTK_FILE_CHOOSER_PROP_LAST)
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{
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g_object_notify (data, pspec->name);
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}
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}
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static void
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delegate_selection_changed (GtkFileChooser *chooser,
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gpointer data)
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{
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g_signal_emit_by_name (data, "selection-changed");
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}
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static void
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delegate_current_folder_changed (GtkFileChooser *chooser,
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gpointer data)
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{
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g_signal_emit_by_name (data, "current-folder-changed");
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}
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static void
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delegate_update_preview (GtkFileChooser *chooser,
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gpointer data)
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{
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g_signal_emit_by_name (data, "update-preview");
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}
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static void
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delegate_file_activated (GtkFileChooser *chooser,
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gpointer data)
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{
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g_signal_emit_by_name (data, "file-activated");
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}
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