/* GTK - The GIMP Toolkit * gtkfilechooserutils.c: Private utility functions useful for * implementing a GtkFileChooser interface * Copyright (C) 2003, Red Hat, Inc. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library. If not, see <http://www.gnu.org/licenses/>. */ #include "config.h" #include "gtkfilechooserutils.h" #include "gtkfilechooser.h" #include "gtktypebuiltins.h" #include "gtkintl.h" static gboolean delegate_set_current_folder (GtkFileChooser *chooser, GFile *file, GError **error); static GFile * delegate_get_current_folder (GtkFileChooser *chooser); static void delegate_set_current_name (GtkFileChooser *chooser, const char *name); static char * delegate_get_current_name (GtkFileChooser *chooser); static gboolean delegate_select_file (GtkFileChooser *chooser, GFile *file, GError **error); static void delegate_unselect_file (GtkFileChooser *chooser, GFile *file); static void delegate_select_all (GtkFileChooser *chooser); static void delegate_unselect_all (GtkFileChooser *chooser); static GListModel * delegate_get_files (GtkFileChooser *chooser); static void delegate_add_filter (GtkFileChooser *chooser, GtkFileFilter *filter); static void delegate_remove_filter (GtkFileChooser *chooser, GtkFileFilter *filter); static GListModel * delegate_get_filters (GtkFileChooser *chooser); static gboolean delegate_add_shortcut_folder (GtkFileChooser *chooser, GFile *file, GError **error); static gboolean delegate_remove_shortcut_folder (GtkFileChooser *chooser, GFile *file, GError **error); static GListModel * delegate_get_shortcut_folders (GtkFileChooser *chooser); static void delegate_notify (GObject *object, GParamSpec *pspec, gpointer data); static void delegate_add_choice (GtkFileChooser *chooser, const char *id, const char *label, const char **options, const char **option_labels); static void delegate_remove_choice (GtkFileChooser *chooser, const char *id); static void delegate_set_choice (GtkFileChooser *chooser, const char *id, const char *option); static const char * delegate_get_choice (GtkFileChooser *chooser, const char *id); /** * _gtk_file_chooser_install_properties: * @klass: the class structure for a type deriving from #GObject * * Installs the necessary properties for a class implementing * #GtkFileChooser. A #GtkParamSpecOverride property is installed * for each property, using the values from the #GtkFileChooserProp * enumeration. The caller must make sure itself that the enumeration * values don’t collide with some other property values they * are using. **/ void _gtk_file_chooser_install_properties (GObjectClass *klass) { g_object_class_override_property (klass, GTK_FILE_CHOOSER_PROP_ACTION, "action"); g_object_class_override_property (klass, GTK_FILE_CHOOSER_PROP_FILTER, "filter"); g_object_class_override_property (klass, GTK_FILE_CHOOSER_PROP_SELECT_MULTIPLE, "select-multiple"); g_object_class_override_property (klass, GTK_FILE_CHOOSER_PROP_CREATE_FOLDERS, "create-folders"); g_object_class_override_property (klass, GTK_FILE_CHOOSER_PROP_FILTERS, "filters"); g_object_class_override_property (klass, GTK_FILE_CHOOSER_PROP_SHORTCUT_FOLDERS, "shortcut-folders"); } /** * _gtk_file_chooser_delegate_iface_init: * @iface: a #GtkFileChoserIface structure * * An interface-initialization function for use in cases where * an object is simply delegating the methods, signals of * the #GtkFileChooser interface to another object. * _gtk_file_chooser_set_delegate() must be called on each * instance of the object so that the delegate object can * be found. **/ void _gtk_file_chooser_delegate_iface_init (GtkFileChooserIface *iface) { iface->set_current_folder = delegate_set_current_folder; iface->get_current_folder = delegate_get_current_folder; iface->set_current_name = delegate_set_current_name; iface->get_current_name = delegate_get_current_name; iface->select_file = delegate_select_file; iface->unselect_file = delegate_unselect_file; iface->select_all = delegate_select_all; iface->unselect_all = delegate_unselect_all; iface->get_files = delegate_get_files; iface->add_filter = delegate_add_filter; iface->remove_filter = delegate_remove_filter; iface->get_filters = delegate_get_filters; iface->add_shortcut_folder = delegate_add_shortcut_folder; iface->remove_shortcut_folder = delegate_remove_shortcut_folder; iface->get_shortcut_folders = delegate_get_shortcut_folders; iface->add_choice = delegate_add_choice; iface->remove_choice = delegate_remove_choice; iface->set_choice = delegate_set_choice; iface->get_choice = delegate_get_choice; } /** * _gtk_file_chooser_set_delegate: * @receiver: a #GObject implementing #GtkFileChooser * @delegate: another #GObject implementing #GtkFileChooser * * Establishes that calls on @receiver for #GtkFileChooser * methods should be delegated to @delegate, and that * #GtkFileChooser signals emitted on @delegate should be * forwarded to @receiver. Must be used in conjunction with * _gtk_file_chooser_delegate_iface_init(). **/ void _gtk_file_chooser_set_delegate (GtkFileChooser *receiver, GtkFileChooser *delegate) { g_return_if_fail (GTK_IS_FILE_CHOOSER (receiver)); g_return_if_fail (GTK_IS_FILE_CHOOSER (delegate)); g_object_set_data (G_OBJECT (receiver), I_("gtk-file-chooser-delegate"), delegate); g_signal_connect (delegate, "notify", G_CALLBACK (delegate_notify), receiver); } GQuark _gtk_file_chooser_delegate_get_quark (void) { static GQuark quark = 0; if (G_UNLIKELY (quark == 0)) quark = g_quark_from_static_string ("gtk-file-chooser-delegate"); return quark; } static GtkFileChooser * get_delegate (GtkFileChooser *receiver) { return g_object_get_qdata (G_OBJECT (receiver), GTK_FILE_CHOOSER_DELEGATE_QUARK); } static gboolean delegate_select_file (GtkFileChooser *chooser, GFile *file, GError **error) { return gtk_file_chooser_select_file (get_delegate (chooser), file, error); } static void delegate_unselect_file (GtkFileChooser *chooser, GFile *file) { gtk_file_chooser_unselect_file (get_delegate (chooser), file); } static void delegate_select_all (GtkFileChooser *chooser) { gtk_file_chooser_select_all (get_delegate (chooser)); } static void delegate_unselect_all (GtkFileChooser *chooser) { gtk_file_chooser_unselect_all (get_delegate (chooser)); } static GListModel * delegate_get_files (GtkFileChooser *chooser) { return gtk_file_chooser_get_files (get_delegate (chooser)); } static void delegate_add_filter (GtkFileChooser *chooser, GtkFileFilter *filter) { gtk_file_chooser_add_filter (get_delegate (chooser), filter); } static void delegate_remove_filter (GtkFileChooser *chooser, GtkFileFilter *filter) { gtk_file_chooser_remove_filter (get_delegate (chooser), filter); } static GListModel * delegate_get_filters (GtkFileChooser *chooser) { return gtk_file_chooser_get_filters (get_delegate (chooser)); } static gboolean delegate_add_shortcut_folder (GtkFileChooser *chooser, GFile *file, GError **error) { return gtk_file_chooser_add_shortcut_folder (get_delegate (chooser), file, error); } static gboolean delegate_remove_shortcut_folder (GtkFileChooser *chooser, GFile *file, GError **error) { return gtk_file_chooser_remove_shortcut_folder (get_delegate (chooser), file, error); } static GListModel * delegate_get_shortcut_folders (GtkFileChooser *chooser) { return gtk_file_chooser_get_shortcut_folders (get_delegate (chooser)); } static gboolean delegate_set_current_folder (GtkFileChooser *chooser, GFile *file, GError **error) { return gtk_file_chooser_set_current_folder (get_delegate (chooser), file, error); } static GFile * delegate_get_current_folder (GtkFileChooser *chooser) { return gtk_file_chooser_get_current_folder (get_delegate (chooser)); } static void delegate_set_current_name (GtkFileChooser *chooser, const char *name) { gtk_file_chooser_set_current_name (get_delegate (chooser), name); } static char * delegate_get_current_name (GtkFileChooser *chooser) { return gtk_file_chooser_get_current_name (get_delegate (chooser)); } static void delegate_notify (GObject *object, GParamSpec *pspec, gpointer data) { gpointer iface; iface = g_type_interface_peek (g_type_class_peek (G_OBJECT_TYPE (object)), gtk_file_chooser_get_type ()); if (g_object_interface_find_property (iface, pspec->name)) g_object_notify (data, pspec->name); } GSettings * _gtk_file_chooser_get_settings_for_widget (GtkWidget *widget) { static GQuark file_chooser_settings_quark = 0; GtkSettings *gtksettings; GSettings *settings; if (G_UNLIKELY (file_chooser_settings_quark == 0)) file_chooser_settings_quark = g_quark_from_static_string ("-gtk-file-chooser-settings"); gtksettings = gtk_widget_get_settings (widget); settings = g_object_get_qdata (G_OBJECT (gtksettings), file_chooser_settings_quark); if (G_UNLIKELY (settings == NULL)) { settings = g_settings_new ("org.gtk.gtk4.Settings.FileChooser"); g_settings_delay (settings); g_object_set_qdata_full (G_OBJECT (gtksettings), file_chooser_settings_quark, settings, g_object_unref); } return settings; } char * _gtk_file_chooser_label_for_file (GFile *file) { const char *path, *start, *end, *p; char *uri, *host, *label; uri = g_file_get_uri (file); start = strstr (uri, "://"); if (start) { start += 3; path = strchr (start, '/'); if (path) end = path; else { end = uri + strlen (uri); path = "/"; } /* strip username */ p = strchr (start, '@'); if (p && p < end) start = p + 1; p = strchr (start, ':'); if (p && p < end) end = p; host = g_strndup (start, end - start); /* Translators: the first string is a path and the second string * is a hostname. Nautilus and the panel contain the same string * to translate. */ label = g_strdup_printf (_("%1$s on %2$s"), path, host); g_free (host); } else { label = g_strdup (uri); } g_free (uri); return label; } static void delegate_add_choice (GtkFileChooser *chooser, const char *id, const char *label, const char **options, const char **option_labels) { gtk_file_chooser_add_choice (get_delegate (chooser), id, label, options, option_labels); } static void delegate_remove_choice (GtkFileChooser *chooser, const char *id) { gtk_file_chooser_remove_choice (get_delegate (chooser), id); } static void delegate_set_choice (GtkFileChooser *chooser, const char *id, const char *option) { gtk_file_chooser_set_choice (get_delegate (chooser), id, option); } static const char * delegate_get_choice (GtkFileChooser *chooser, const char *id) { return gtk_file_chooser_get_choice (get_delegate (chooser), id); } gboolean _gtk_file_info_consider_as_directory (GFileInfo *info) { GFileType type = g_file_info_get_file_type (info); return (type == G_FILE_TYPE_DIRECTORY || type == G_FILE_TYPE_MOUNTABLE || type == G_FILE_TYPE_SHORTCUT); } gboolean _gtk_file_has_native_path (GFile *file) { char *local_file_path; gboolean has_native_path; /* Don't use g_file_is_native(), as we want to support FUSE paths if available */ local_file_path = g_file_get_path (file); has_native_path = (local_file_path != NULL); g_free (local_file_path); return has_native_path; } gboolean _gtk_file_consider_as_remote (GFile *file) { GFileInfo *info; gboolean is_remote; info = g_file_query_filesystem_info (file, G_FILE_ATTRIBUTE_FILESYSTEM_REMOTE, NULL, NULL); if (info) { is_remote = g_file_info_get_attribute_boolean (info, G_FILE_ATTRIBUTE_FILESYSTEM_REMOTE); g_object_unref (info); } else is_remote = FALSE; return is_remote; } GIcon * _gtk_file_info_get_icon (GFileInfo *info, int icon_size, int scale) { GIcon *icon; GdkPixbuf *pixbuf; const char *thumbnail_path; thumbnail_path = g_file_info_get_attribute_byte_string (info, G_FILE_ATTRIBUTE_THUMBNAIL_PATH); if (thumbnail_path) { pixbuf = gdk_pixbuf_new_from_file_at_size (thumbnail_path, icon_size*scale, icon_size*scale, NULL); if (pixbuf != NULL) return G_ICON (pixbuf); } icon = g_file_info_get_icon (info); if (icon) return g_object_ref (icon); /* Use general fallback for all files without icon */ icon = g_themed_icon_new ("text-x-generic"); return icon; }