gtk2/gtk/gtkfilechooser.c
Federico Mena Quintero e475c2684d Fixed docs. (gtk_file_chooser_remove_filter): Likewise.
2003-10-23  Federico Mena Quintero  <federico@ximian.com>

	* gtk/gtkfilechooser.c (gtk_file_chooser_get_preview_uri): Fixed docs.
	(gtk_file_chooser_remove_filter): Likewise.
	(gtk_file_chooser_select_all): Added docs.
	(gtk_file_chooser_unselect_all): Likewise.

	* gtk/gtkfilechooserdialog.c (gtk_file_chooser_dialog_new): Added docs.

	* gtk/gtkfilechooserwidget.c (gtk_file_chooser_widget_new): Added docs.
2003-10-23 23:02:38 +00:00

1647 lines
45 KiB
C

/* GTK - The GIMP Toolkit
* gtkfilechooser.c: Abstract interface for file selector GUIs
* 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, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include "gtkfilechooser.h"
#include "gtkfilechooserprivate.h"
#include "gtkfilesystem.h"
#include "gtktypebuiltins.h"
#define _(str) (str)
static void gtk_file_chooser_class_init (gpointer g_iface);
static GtkFilePath *gtk_file_chooser_get_path (GtkFileChooser *chooser);
GType
gtk_file_chooser_get_type (void)
{
static GType file_chooser_type = 0;
if (!file_chooser_type)
{
static const GTypeInfo file_chooser_info =
{
sizeof (GtkFileChooserIface), /* class_size */
NULL, /* base_init */
NULL, /* base_finalize */
(GClassInitFunc)gtk_file_chooser_class_init, /* class_init */
};
file_chooser_type = g_type_register_static (G_TYPE_INTERFACE,
"GtkFileChooser",
&file_chooser_info, 0);
g_type_interface_add_prerequisite (file_chooser_type, GTK_TYPE_WIDGET);
}
return file_chooser_type;
}
static void
gtk_file_chooser_class_init (gpointer g_iface)
{
GType iface_type = G_TYPE_FROM_INTERFACE (g_iface);
g_signal_new ("current-folder-changed",
iface_type,
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (GtkFileChooserIface, current_folder_changed),
NULL, NULL,
g_cclosure_marshal_VOID__VOID,
G_TYPE_NONE, 0);
g_signal_new ("selection-changed",
iface_type,
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (GtkFileChooserIface, selection_changed),
NULL, NULL,
g_cclosure_marshal_VOID__VOID,
G_TYPE_NONE, 0);
g_signal_new ("update-preview",
iface_type,
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (GtkFileChooserIface, update_preview),
NULL, NULL,
g_cclosure_marshal_VOID__VOID,
G_TYPE_NONE, 0);
g_signal_new ("file-activated",
iface_type,
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (GtkFileChooserIface, file_activated),
NULL, NULL,
g_cclosure_marshal_VOID__VOID,
G_TYPE_NONE, 0);
g_object_interface_install_property (g_iface,
g_param_spec_enum ("action",
_("Action"),
_("The type of operation that the file selector is performing"),
GTK_TYPE_FILE_CHOOSER_ACTION,
GTK_FILE_CHOOSER_ACTION_OPEN,
G_PARAM_READWRITE));
g_object_interface_install_property (g_iface,
g_param_spec_object ("file-system",
_("File System"),
_("File system object to use"),
GTK_TYPE_FILE_SYSTEM,
G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY));
g_object_interface_install_property (g_iface,
g_param_spec_object ("filter",
_("Filter"),
_("The current filter for selecting which files are displayed"),
GTK_TYPE_FILE_FILTER,
G_PARAM_READWRITE));
g_object_interface_install_property (g_iface,
g_param_spec_boolean ("folder-mode",
_("Folder Mode"),
_("Whether to select folders rather than files"),
FALSE,
G_PARAM_READWRITE));
g_object_interface_install_property (g_iface,
g_param_spec_boolean ("local-only",
_("Local Only"),
_("Whether the selected file(s) should be limited to local file: URLs"),
TRUE,
G_PARAM_READWRITE));
g_object_interface_install_property (g_iface,
g_param_spec_object ("preview-widget",
_("Preview widget"),
_("Application supplied widget for custom previews."),
GTK_TYPE_WIDGET,
G_PARAM_READWRITE));
g_object_interface_install_property (g_iface,
g_param_spec_boolean ("preview-widget-active",
_("Preview Widget Active"),
_("Whether the application supplied widget for custom previews should be shown."),
TRUE,
G_PARAM_READWRITE));
g_object_interface_install_property (g_iface,
g_param_spec_object ("extra-widget",
_("Extra widget"),
_("Application supplied widget for extra options."),
GTK_TYPE_WIDGET,
G_PARAM_READWRITE));
g_object_interface_install_property (g_iface,
g_param_spec_boolean ("select-multiple",
_("Select Multiple"),
_("Whether to allow multiple files to be selected"),
FALSE,
G_PARAM_READWRITE));
g_object_interface_install_property (g_iface,
g_param_spec_boolean ("show-hidden",
_("Show Hidden"),
_("Whether the hidden files and folders should be displayed"),
FALSE,
G_PARAM_READWRITE));
}
/**
* gtk_file_chooser_error_quark:
*
* Registers an error quark for #GtkFileChooser if necessary.
*
* Return value: The error quark used for #GtkFileChooser errors.
*
* Since: 2.4
**/
GQuark
gtk_file_chooser_error_quark (void)
{
static GQuark quark = 0;
if (quark == 0)
quark = g_quark_from_static_string ("gtk-file-chooser-error-quark");
return quark;
}
/**
* gtk_file_chooser_set_action:
* @chooser: a #GtkFileChooser
* @action: the action that the file selector is performing
*
* Sets the type of operation that that the chooser is performing; the
* user interface is adapted to suit the selected action. For example,
* an option to create a new folder might be shown if the action is
* %GTK_FILE_CHOOSER_ACTION_SAVE but not if the action is
* %GTK_FILE_CHOOSER_ACTION_OPEN.
*
* Since: 2.4
**/
void
gtk_file_chooser_set_action (GtkFileChooser *chooser,
GtkFileChooserAction action)
{
g_return_if_fail (GTK_IS_FILE_CHOOSER (chooser));
g_object_set (chooser, "action", action, NULL);
}
/**
* gtk_file_chooser_get_action:
* @chooser: a #GtkFileChooser
*
* Gets the type of operation that the file chooser is performing; see
* gtk_file_chooser_set_action().
*
* Return value: the action that the file selector is performing
*
* Since: 2.4
**/
GtkFileChooserAction
gtk_file_chooser_get_action (GtkFileChooser *chooser)
{
GtkFileChooserAction action;
g_return_val_if_fail (GTK_IS_FILE_CHOOSER (chooser), FALSE);
g_object_get (chooser, "action", &action, NULL);
return action;
}
/**
* gtk_file_chooser_set_folder_mode:
* @chooser: a #GtkFileChooser
* @folder_mode: %TRUE if the file chooser is used to select folders
* rather than files.
*
* Sets whether the file chooser is used to select folders
* rather than files. If in folder mode, only folders are displayed
* to the use, and not the individual files inside the folders
* and the user selects a single folder rather than one or
* more files.
*
* Since: 2.4
**/
void
gtk_file_chooser_set_folder_mode (GtkFileChooser *chooser,
gboolean folder_mode)
{
g_return_if_fail (GTK_IS_FILE_CHOOSER (chooser));
g_object_set (chooser, "folder-mode", folder_mode, NULL);
}
/**
* gtk_file_chooser_get_folder_mode:
* @chooser: a #GtkFileChooser
*
* Gets whether the file chooser is used to select folders
* rather than files. See gtk_file_chooser_set_folder_mode()
*
* Return value: %TRUE if the file chooser is used to select
* folders rather than files.
*
* Since: 2.4
**/
gboolean
gtk_file_chooser_get_folder_mode (GtkFileChooser *chooser)
{
gboolean folder_mode;
g_return_val_if_fail (GTK_IS_FILE_CHOOSER (chooser), FALSE);
g_object_get (chooser, "folder-mode", &folder_mode, NULL);
return folder_mode;
}
/**
* gtk_file_chooser_set_local_only:
* @chooser: a #GtkFileChooser
* @local_only: %TRUE if only local files can be selected
*
* Sets whether only local files can be selected in the
* file selector. If @local_only is %TRUE (the default),
* then the selected file are files are guaranteed to be
* accessible through the operating systems native file
* file system and therefore the application only
* needs to worry about the filename functions in
* #GtkFileChooser, like gtk_file_chooser_get_filename(),
* rather than the URI functions like
* gtk_file_chooser_get_uri(),
*
* Since: 2.4
**/
void
gtk_file_chooser_set_local_only (GtkFileChooser *chooser,
gboolean local_only)
{
g_return_if_fail (GTK_IS_FILE_CHOOSER (chooser));
g_object_set (chooser, "local-only", local_only, NULL);
}
/**
* gtk_file_chooser_get_local_only:
* @chooser: a #GtkFileChoosre
*
* Gets whether only local files can be selected in the
* file selector. See gtk_file_chooser_set_local_only()
*
* Return value: %TRUE if only local files can be selected.
*
* Since: 2.4
**/
gboolean
gtk_file_chooser_get_local_only (GtkFileChooser *chooser)
{
gboolean local_only;
g_return_val_if_fail (GTK_IS_FILE_CHOOSER (chooser), FALSE);
g_object_get (chooser, "local-only", &local_only, NULL);
return local_only;
}
/**
* gtk_file_chooser_set_select_multiple:
* @chooser: a #GtkFileChooser
* @select_multiple: %TRUE if multiple files can be selected.
*
* Sets whether multiple files can be selected in the file
* selector. If the file selector if in folder mode (see
* gtk_file_selector_set_folder_mode()) then only one folder
* can be selected, without regard to this setting.
*
* Since: 2.4
**/
void
gtk_file_chooser_set_select_multiple (GtkFileChooser *chooser,
gboolean select_multiple)
{
g_return_if_fail (GTK_IS_FILE_CHOOSER (chooser));
g_object_set (chooser, "select-multiple", select_multiple, NULL);
}
/**
* gtk_file_chooser_get_select_multiple:
* @chooser: a #GtkFileChooser
*
* Gets whether multiple files can be selected in the file
* selector. See gtk_file_chooser_set_select_multiple().
*
* Return value: %TRUE if multiple files can be selected.
*
* Since: 2.4
**/
gboolean
gtk_file_chooser_get_select_multiple (GtkFileChooser *chooser)
{
gboolean select_multiple;
g_return_val_if_fail (GTK_IS_FILE_CHOOSER (chooser), FALSE);
g_object_get (chooser, "select-multiple", &select_multiple, NULL);
return select_multiple;
}
/**
* gtk_file_chooser_get_filename:
* @chooser: a #GtkFileChooser
*
* Gets the filename for the currently selected file in
* the file selector. If multiple files are selected,
* one of the filenames will be returned at random.
*
* Return value: The currently selected filename, or %NULL
* if no file is selected, or the selected file can't
* be represented with a local filename. Free with g_free().
*
* Since: 2.4
**/
gchar *
gtk_file_chooser_get_filename (GtkFileChooser *chooser)
{
GtkFileSystem *file_system;
GtkFilePath *path;
gchar *result = NULL;
g_return_val_if_fail (GTK_IS_FILE_CHOOSER (chooser), NULL);
file_system = _gtk_file_chooser_get_file_system (chooser);
path = gtk_file_chooser_get_path (chooser);
if (path)
{
result = gtk_file_system_path_to_filename (file_system, path);
gtk_file_path_free (path);
}
return result;
}
/**
* gtk_file_chooser_set_filename:
* @chooser: a #GtkFileChooser
* @filename: the filename to set as current
*
* Sets @filename as the current filename for the the file chooser;
* If the file name isn't in the current folder of @chooser, then the
* current folder of @chooser will be changed to the folder containing
* @filename. This is equivalent to a sequence of
* gtk_file_chooser_unselect_all() followed by gtk_file_chooser_select_filename().
*
* Note that the file must exist, or nothing will be done except
* for the directory change. To pre-enter a filename for the user, as in
* a save-as dialog, use gtk_file_chooser_set_current_name()
*
* Since: 2.4
**/
void
gtk_file_chooser_set_filename (GtkFileChooser *chooser,
const gchar *filename)
{
g_return_if_fail (GTK_IS_FILE_CHOOSER (chooser));
gtk_file_chooser_unselect_all (chooser);
gtk_file_chooser_select_filename (chooser, filename);
}
/**
* gtk_file_chooser_select_filename:
* @chooser: a #GtkFileChooser
* @filename: the filename to select
*
* Selects a filename. If the file name isn't in the current
* folder of @chooser, then the current folder of @chooser will
* be changed to the folder containing @filename.
*
* Since: 2.4
**/
void
gtk_file_chooser_select_filename (GtkFileChooser *chooser,
const gchar *filename)
{
GtkFileSystem *file_system;
GtkFilePath *path;
g_return_if_fail (GTK_IS_FILE_CHOOSER (chooser));
g_return_if_fail (filename != NULL);
file_system = _gtk_file_chooser_get_file_system (chooser);
path = gtk_file_system_filename_to_path (file_system, filename);
if (path)
{
_gtk_file_chooser_select_path (chooser, path);
gtk_file_path_free (path);
}
}
/**
* gtk_file_chooser_unselect_filename:
* @chooser: a #GtkFileChooser
* @filename: the filename to unselect
*
* Unselects a currently selected filename. If the filename
* is not in the current directory, does not exist, or
* is otherwise not currently selected, does nothing.
*
* Since: 2.4
**/
void
gtk_file_chooser_unselect_filename (GtkFileChooser *chooser,
const char *filename)
{
GtkFileSystem *file_system;
GtkFilePath *path;
g_return_if_fail (GTK_IS_FILE_CHOOSER (chooser));
g_return_if_fail (filename != NULL);
file_system = _gtk_file_chooser_get_file_system (chooser);
path = gtk_file_system_filename_to_path (file_system, filename);
if (path)
{
_gtk_file_chooser_unselect_path (chooser, path);
gtk_file_path_free (path);
}
}
/* Converts a list of GtkFilePath* to a list of strings using the specified function */
static GSList *
file_paths_to_strings (GtkFileSystem *fs,
GSList *paths,
gchar * (*convert_func) (GtkFileSystem *fs, const GtkFilePath *path))
{
GSList *strings;
strings = NULL;
for (; paths; paths = paths->next)
{
GtkFilePath *path;
gchar *string;
path = paths->data;
string = (* convert_func) (fs, path);
if (string)
strings = g_slist_prepend (strings, string);
}
return g_slist_reverse (strings);
}
/**
* gtk_file_chooser_get_filenames:
* @chooser: a #GtkFileChooser
*
* Lists all the selected files and subfolders in the current folder of
* @chooser. The returned names are full absolute paths. If files in the current
* folder cannot be represented as local filenames they will be ignored. (See
* gtk_file_chooser_get_uris())
*
* Return value: a #GSList containing the filenames of all selected
* files and subfolders in the current folder. Free the returned list
* with g_slist_free(), and the filenames with g_free().
*
* Since: 2.4
**/
GSList *
gtk_file_chooser_get_filenames (GtkFileChooser *chooser)
{
GtkFileSystem *file_system;
GSList *paths;
GSList *result;
g_return_val_if_fail (GTK_IS_FILE_CHOOSER (chooser), NULL);
file_system = _gtk_file_chooser_get_file_system (chooser);
paths = _gtk_file_chooser_get_paths (chooser);
result = file_paths_to_strings (file_system, paths, gtk_file_system_path_to_filename);
gtk_file_paths_free (paths);
return result;
}
/**
* gtk_file_chooser_set_current_folder:
* @chooser: a #GtkFileChooser
* @filename: the full path of the new current folder
*
* Sets the current folder for @chooser from a local filename.
* The user will be shown the full contents of the current folder,
* plus user interface elements for navigating to other folders.
*
* Since: 2.4
**/
void
gtk_file_chooser_set_current_folder (GtkFileChooser *chooser,
const gchar *filename)
{
GtkFileSystem *file_system;
GtkFilePath *path;
g_return_if_fail (GTK_IS_FILE_CHOOSER (chooser));
g_return_if_fail (filename != NULL);
file_system = _gtk_file_chooser_get_file_system (chooser);
path = gtk_file_system_filename_to_path (file_system, filename);
if (path)
{
_gtk_file_chooser_set_current_folder_path (chooser, path);
gtk_file_path_free (path);
}
}
/**
* gtk_file_chooser_get_current_folder:
* @chooser: a #GtkFileChooser
*
* Gets the current folder of @chooser as a local filename.
* See gtk_file_chooser_set_current_folder().
*
* Return value: the full path of the current folder, or %NULL
* if the current path cannot be represented as a local filename.
* Free with g_free().
*
* Since: 2.4
**/
gchar *
gtk_file_chooser_get_current_folder (GtkFileChooser *chooser)
{
GtkFileSystem *file_system;
GtkFilePath *path;
gchar *filename;
g_return_val_if_fail (GTK_IS_FILE_CHOOSER (chooser), NULL);
file_system = _gtk_file_chooser_get_file_system (chooser);
path = _gtk_file_chooser_get_current_folder_path (chooser);
filename = gtk_file_system_path_to_filename (file_system, path);
gtk_file_path_free (path);
return filename;
}
/**
* gtk_file_chooser_set_current_name:
* @chooser: a #GtkFileChooser
* @name: the filename to use, as a UTF-8 string
*
* Sets the current name in the file selector, as if entered
* by the user. Note that the name passed in here is a UTF-8
* string rather than a filename. This function is meant for
* such uses as a suggested name in a "Save As..." dialog.
*
* If you want to preselect a particular existing file, you
* should use gtk_file_chooser_set_filename() instead.
*
* Since: 2.4
**/
void
gtk_file_chooser_set_current_name (GtkFileChooser *chooser,
const gchar *name)
{
g_return_if_fail (GTK_IS_FILE_CHOOSER (chooser));
g_return_if_fail (name != NULL);
GTK_FILE_CHOOSER_GET_IFACE (chooser)->set_current_name (chooser, name);
}
/**
* gtk_file_chooser_get_uri:
* @chooser: a #GtkFileChooser
*
* Gets the URI for the currently selected file in
* the file selector. If multiple files are selected,
* one of the filenames will be returned at random.
*
* Return value: The currently selected URI, or %NULL
* if no file is selected. Free with g_free()
*
* Since: 2.4
**/
gchar *
gtk_file_chooser_get_uri (GtkFileChooser *chooser)
{
GtkFileSystem *file_system;
GtkFilePath *path;
gchar *result = NULL;
g_return_val_if_fail (GTK_IS_FILE_CHOOSER (chooser), NULL);
file_system = _gtk_file_chooser_get_file_system (chooser);
path = gtk_file_chooser_get_path (chooser);
if (path)
{
result = gtk_file_system_path_to_uri (file_system, path);
gtk_file_path_free (path);
}
return result;
}
/**
* gtk_file_chooser_set_uri:
* @chooser: a #GtkFileChooser
* @uri: the URI to set as current
*
* Sets the file referred to by @uri as the current file for the the
* file chooser; If the file name isn't in the current folder of @chooser,
* then the current folder of @chooser will be changed to the folder containing
* @uri. This is equivalent to a sequence of gtk_file_chooser_unselect_all()
* followed by gtk_file_chooser_select_uri().
*
* Note that the file must exist, or nothing will be done except
* for the directory change. To pre-enter a filename for the user, as in
* a save-as dialog, use gtk_file_chooser_set_current_name()
*
* Since: 2.4
**/
void
gtk_file_chooser_set_uri (GtkFileChooser *chooser,
const char *uri)
{
g_return_if_fail (GTK_IS_FILE_CHOOSER (chooser));
gtk_file_chooser_unselect_all (chooser);
gtk_file_chooser_select_uri (chooser, uri);
}
/**
* gtk_file_chooser_select_uri:
* @chooser: a #GtkFileChooser
* @uri: the URI to select
*
* Selects the file to by @uri. If the URI doesn't refer to a
* file in the current folder of @chooser, then the current folder of
* @chooser will be changed to the folder containing @filename.
*
* Since: 2.4
**/
void
gtk_file_chooser_select_uri (GtkFileChooser *chooser,
const char *uri)
{
GtkFileSystem *file_system;
GtkFilePath *path;
g_return_if_fail (GTK_IS_FILE_CHOOSER (chooser));
g_return_if_fail (uri != NULL);
file_system = _gtk_file_chooser_get_file_system (chooser);
path = gtk_file_system_uri_to_path (file_system, uri);
if (path)
{
_gtk_file_chooser_select_path (chooser, path);
gtk_file_path_free (path);
}
}
/**
* gtk_file_chooser_unselect_uri:
* @chooser: a #GtkFileChooser
* @uri: the URI to unselect
*
* Unselects the file referred to by @uri. If the file
* is not in the current directory, does not exist, or
* is otherwise not currently selected, does nothing.
*
* Since: 2.4
**/
void
gtk_file_chooser_unselect_uri (GtkFileChooser *chooser,
const char *uri)
{
GtkFileSystem *file_system;
GtkFilePath *path;
g_return_if_fail (GTK_IS_FILE_CHOOSER (chooser));
g_return_if_fail (uri != NULL);
file_system = _gtk_file_chooser_get_file_system (chooser);
path = gtk_file_system_uri_to_path (file_system, uri);
if (path)
{
_gtk_file_chooser_unselect_path (chooser, path);
gtk_file_path_free (path);
}
}
/**
* gtk_file_chooser_select_all:
* @chooser: a #GtkFileChooser
*
* Selects all the files in the current folder of a file chooser.
**/
void
gtk_file_chooser_select_all (GtkFileChooser *chooser)
{
g_return_if_fail (GTK_IS_FILE_CHOOSER (chooser));
GTK_FILE_CHOOSER_GET_IFACE (chooser)->select_all (chooser);
}
/**
* gtk_file_chooser_unselect_all:
* @chooser: a #GtkFileChooser
*
* Unselects all the files in the current folder of a file chooser.
**/
void
gtk_file_chooser_unselect_all (GtkFileChooser *chooser)
{
g_return_if_fail (GTK_IS_FILE_CHOOSER (chooser));
GTK_FILE_CHOOSER_GET_IFACE (chooser)->unselect_all (chooser);
}
/**
* gtk_file_chooser_get_uris:
* @chooser: a #GtkFileChooser
*
* Lists all the selected files and subfolders in the current folder of
* @chooser. The returned names are full absolute URIs.
*
* Return value: a #GSList containing the URIs of all selected
* files and subfolders in the current folder. Free the returned list
* with g_slist_free(), and the filenames with g_free().
*
* Since: 2.4
**/
GSList *
gtk_file_chooser_get_uris (GtkFileChooser *chooser)
{
GtkFileSystem *file_system;
GSList *paths;
GSList *result;
g_return_val_if_fail (GTK_IS_FILE_CHOOSER (chooser), NULL);
file_system = _gtk_file_chooser_get_file_system (chooser);
paths = _gtk_file_chooser_get_paths (chooser);
result = file_paths_to_strings (file_system, paths, gtk_file_system_path_to_uri);
gtk_file_paths_free (paths);
return result;
}
/**
* gtk_file_chooser_set_current_folder_uri:
* @chooser: a #GtkFileChooser
* @uri: the URI for the new current folder
*
* Sets the current folder for @chooser from an URI.
* The user will be shown the full contents of the current folder,
* plus user interface elements for navigating to other folders.
*
* Since: 2.4
**/
void
gtk_file_chooser_set_current_folder_uri (GtkFileChooser *chooser,
const gchar *uri)
{
GtkFileSystem *file_system;
GtkFilePath *path;
g_return_if_fail (GTK_IS_FILE_CHOOSER (chooser));
g_return_if_fail (uri != NULL);
file_system = _gtk_file_chooser_get_file_system (chooser);
path = gtk_file_system_uri_to_path (file_system, uri);
if (path)
{
_gtk_file_chooser_set_current_folder_path (chooser, path);
gtk_file_path_free (path);
}
}
/**
* gtk_file_chooser_get_current_folder_uri:
* @chooser: a #GtkFileChooser
*
* Gets the current folder of @chooser as an URI.
* See gtk_file_chooser_set_current_folder_uri().
*
* Return value: the URI for the current folder.
* Free with g_free().
*
* Since: 2.4
*/
gchar *
gtk_file_chooser_get_current_folder_uri (GtkFileChooser *chooser)
{
GtkFileSystem *file_system;
GtkFilePath *path;
gchar *uri;
g_return_val_if_fail (GTK_IS_FILE_CHOOSER (chooser), NULL);
file_system = _gtk_file_chooser_get_file_system (chooser);
path = _gtk_file_chooser_get_current_folder_path (chooser);
uri = gtk_file_system_path_to_uri (file_system, path);
gtk_file_path_free (path);
return uri;
}
/**
* _gtk_file_chooser_set_current_folder_path:
* @chooser: a #GtkFileChooser
* @path: the #GtkFilePath for the new folder
*
* Sets the current folder for @chooser from a #GtkFilePath.
* Internal function, see gtk_file_chooser_set_current_folder_uri().
*
* Since: 2.4
**/
void
_gtk_file_chooser_set_current_folder_path (GtkFileChooser *chooser,
const GtkFilePath *path)
{
g_return_if_fail (GTK_IS_FILE_CHOOSER (chooser));
g_return_if_fail (path != NULL);
GTK_FILE_CHOOSER_GET_IFACE (chooser)->set_current_folder (chooser, path);
}
/**
* _gtk_file_chooser_get_current_folder_path:
* @chooser: a #GtkFileChooser
*
* Gets the current folder of @chooser as #GtkFilePath.
* See gtk_file_chooser_get_current_folder_uri().
*
* Return value: the #GtkFilePath for the current folder.
* Free with gtk_file_path_free().
*
* Since: 2.4
*/
GtkFilePath *
_gtk_file_chooser_get_current_folder_path (GtkFileChooser *chooser)
{
g_return_val_if_fail (GTK_IS_FILE_CHOOSER (chooser), NULL);
return GTK_FILE_CHOOSER_GET_IFACE (chooser)->get_current_folder (chooser);
}
/**
* _gtk_file_chooser_select_path:
* @chooser: a #GtkFileChooser
* @path: the path to select
*
* Selects the file referred to by @path. An internal function. See
* _gtk_file_chooser_select_uri().
*
* Since: 2.4
**/
void
_gtk_file_chooser_select_path (GtkFileChooser *chooser,
const GtkFilePath *path)
{
g_return_if_fail (GTK_IS_FILE_CHOOSER (chooser));
GTK_FILE_CHOOSER_GET_IFACE (chooser)->select_path (chooser, path);
}
/**
* _gtk_file_chooser_unselect_path:
* @chooser: a #GtkFileChooser
* @path: the filename to path
*
* Unselects the file referred to by @path. An internal
* function. See _gtk_file_chooser_unselect_uri().
*
* Since: 2.4
**/
void
_gtk_file_chooser_unselect_path (GtkFileChooser *chooser,
const GtkFilePath *path)
{
g_return_if_fail (GTK_IS_FILE_CHOOSER (chooser));
GTK_FILE_CHOOSER_GET_IFACE (chooser)->unselect_path (chooser, path);
}
/**
* _gtk_file_chooser_get_paths:
* @chooser: a #GtkFileChooser
*
* Lists all the selected files and subfolders in the current folder of @chooser
* as #GtkFilePath. An internal function, see gtk_file_chooser_get_uris().
*
* Return value: a #GSList containing a #GtkFilePath for each selected
* file and subfolder in the current folder. Free the returned list
* with g_slist_free(), and the paths with gtk_file_path_free().
*
* Since: 2.4
**/
GSList *
_gtk_file_chooser_get_paths (GtkFileChooser *chooser)
{
g_return_val_if_fail (GTK_IS_FILE_CHOOSER (chooser), NULL);
return GTK_FILE_CHOOSER_GET_IFACE (chooser)->get_paths (chooser);
}
static GtkFilePath *
gtk_file_chooser_get_path (GtkFileChooser *chooser)
{
GSList *list;
GtkFilePath *result = NULL;
g_return_val_if_fail (GTK_IS_FILE_CHOOSER (chooser), NULL);
list = _gtk_file_chooser_get_paths (chooser);
if (list)
{
result = list->data;
list = g_slist_delete_link (list, list);
gtk_file_paths_free (list);
}
return result;
}
/**
* _gtk_file_chooser_get_file_system:
* @chooser: a #GtkFileChooser
*
* Gets the #GtkFileSystem of @chooser; this is an internal
* implementation detail, used for conversion between paths
* and filenames and URIs.
*
* Return value: the file system for @chooser.
*
* Since: 2.4
**/
GtkFileSystem *
_gtk_file_chooser_get_file_system (GtkFileChooser *chooser)
{
g_return_val_if_fail (GTK_IS_FILE_CHOOSER (chooser), NULL);
return GTK_FILE_CHOOSER_GET_IFACE (chooser)->get_file_system (chooser);
}
/* Preview widget
*/
/**
* gtk_file_chooser_set_preview_widget:
* @chooser: a #GtkFileChooser
* @preview_widget: widget for displaying preview.
*
* Sets an application-supplied widget to use to display a custom preview
* of the currently selected file. To implement a preview, after setting the
* preview widget, you connect to the ::selection-changed
* signal, and call gtk_file_chooser_get_preview_filename() or
* gtk_file_chooser_get_preview_uri() on each change. If you can
* display a preview of the new file, update your widget and
* set the preview active using gtk_file_chooser_set_preview_widget_active().
* Otherwise, set the preview inactive.
*
* When there is no application-supplied preview widget, or the
* application-supplied preview widget is not active, the file chooser
* may display an internally generated preview of the current file or
* it may display no preview at all.
*
* Since: 2.4
**/
void
gtk_file_chooser_set_preview_widget (GtkFileChooser *chooser,
GtkWidget *preview_widget)
{
g_return_if_fail (GTK_IS_FILE_CHOOSER (chooser));
g_object_set (chooser, "preview-widget", preview_widget, NULL);
}
/**
* gtk_file_chooser_get_preview_widget:
* @chooser: a #GtkFileChooser
*
* Gets the current preview widget; see
* gtk_file_chooser_set_preview_widget().
*
* Return value: the current preview widget, or %NULL
*
* Since: 2.4
**/
GtkWidget *
gtk_file_chooser_get_preview_widget (GtkFileChooser *chooser)
{
GtkWidget *preview_widget;
g_return_val_if_fail (GTK_IS_FILE_CHOOSER (chooser), NULL);
g_object_get (chooser, "preview-widget", &preview_widget, NULL);
/* Horrid hack; g_object_get() refs returned objects but
* that contradicts the memory management conventions
* for accessors.
*/
if (preview_widget)
g_object_unref (preview_widget);
return preview_widget;
}
/**
* gtk_file_chooser_set_preview_widget_active:
* @chooser: a #GtkFileChooser
* @active: whether to display the user-specified preview widget
*
* Sets whether the preview widget set by
* gtk_file_chooser_set_preview_widget_active() should be shown for the
* current filename. When @active is set to false, the file chooser
* may display an internally generated preview of the current file
* or it may display no preview at all. See
* gtk_file_chooser_set_preview_widget() for more details.
*
* Since: 2.4
**/
void
gtk_file_chooser_set_preview_widget_active (GtkFileChooser *chooser,
gboolean active)
{
g_return_if_fail (GTK_IS_FILE_CHOOSER (chooser));
g_object_set (chooser, "preview-widget-active", active, NULL);
}
/**
* gtk_file_chooser_get_preview_widget_active:
* @chooser: a #GtkFileChooser
*
* Gets whether the preview widget set by
* gtk_file_chooser_set_preview_widget_active() should be shown for the
* current filename. See gtk_file_chooser_set_preview_widget_active().
*
* Return value: %TRUE if the preview widget is active for the
* current filename.
*
* Since: 2.4
**/
gboolean
gtk_file_chooser_get_preview_widget_active (GtkFileChooser *chooser)
{
gboolean active;
g_return_val_if_fail (GTK_IS_FILE_CHOOSER (chooser), FALSE);
g_object_get (chooser, "preview-widget-active", &active, NULL);
return active;
}
/**
* gtk_file_chooser_get_preview_filename:
* @chooser: a #GtkFileChooser
*
* Gets the filename that should be previewed in a custom preview
* Internal function, see gtk_file_chooser_get_preview_uri().
*
* Return value: the #GtkFilePath for the file to preview, or %NULL if no file
* is selected. Free with gtk_file_path_free().
*
* Since: 2.4
**/
GtkFilePath *
_gtk_file_chooser_get_preview_path (GtkFileChooser *chooser)
{
g_return_val_if_fail (GTK_IS_FILE_CHOOSER (chooser), NULL);
return GTK_FILE_CHOOSER_GET_IFACE (chooser)->get_preview_path (chooser);
}
/**
* _gtk_file_chooser_add_shortcut_folder:
* @chooser: a #GtkFileChooser
* @path: path of the folder to add
* @error: location to store error, or %NULL
*
* Adds a folder to be displayed with the shortcut folders in a file chooser.
* Internal function, see gtk_file_chooser_add_shortcut_folder().
*
* Return value: %TRUE if the folder could be added successfully, %FALSE
* otherwise.
*
* Since: 2.4
**/
gboolean
_gtk_file_chooser_add_shortcut_folder (GtkFileChooser *chooser,
const GtkFilePath *path,
GError **error)
{
g_return_val_if_fail (GTK_IS_FILE_CHOOSER (chooser), FALSE);
g_return_val_if_fail (path != NULL, FALSE);
return GTK_FILE_CHOOSER_GET_IFACE (chooser)->add_shortcut_folder (chooser, path, error);
}
/**
* _gtk_file_chooser_remove_shortcut_folder:
* @chooser: a #GtkFileChooser
* @path: path of the folder to remove
* @error: location to store error, or %NULL
*
* Removes a folder from the shortcut folders in a file chooser. Internal
* function, see gtk_file_chooser_remove_shortcut_folder().
*
* Return value: %TRUE if the folder could be removed successfully, %FALSE
* otherwise.
*
* Since: 2.4
**/
gboolean
_gtk_file_chooser_remove_shortcut_folder (GtkFileChooser *chooser,
const GtkFilePath *path,
GError **error)
{
g_return_val_if_fail (GTK_IS_FILE_CHOOSER (chooser), FALSE);
g_return_val_if_fail (path != NULL, FALSE);
return GTK_FILE_CHOOSER_GET_IFACE (chooser)->remove_shortcut_folder (chooser, path, error);
}
/**
* gtk_file_chooser_get_preview_filename:
* @chooser: a #GtkFileChooser
*
* Gets the filename that should be previewed in a custom preview
* widget. See gtk_file_chooser_set_preview_widget().
*
* Return value: the filename to preview, or %NULL if no file
* is selected, or if the selected file cannot be represented
* as a local filename. Free with g_free()
*
* Since: 2.4
**/
char *
gtk_file_chooser_get_preview_filename (GtkFileChooser *chooser)
{
GtkFileSystem *file_system;
GtkFilePath *path;
gchar *result = NULL;
g_return_val_if_fail (GTK_IS_FILE_CHOOSER (chooser), NULL);
file_system = _gtk_file_chooser_get_file_system (chooser);
path = _gtk_file_chooser_get_preview_path (chooser);
if (path)
{
result = gtk_file_system_path_to_filename (file_system, path);
gtk_file_path_free (path);
}
return result;
}
/**
* gtk_file_chooser_get_preview_uri:
* @chooser: a #GtkFileChooser
*
* Gets the URI that should be previewed in a custom preview
* widget. See gtk_file_chooser_set_preview_widget().
*
* Return value: the URI for the file to preview, or %NULL if no file is
* selected. Free with g_free().
*
* Since: 2.4
**/
char *
gtk_file_chooser_get_preview_uri (GtkFileChooser *chooser)
{
GtkFileSystem *file_system;
GtkFilePath *path;
gchar *result = NULL;
g_return_val_if_fail (GTK_IS_FILE_CHOOSER (chooser), NULL);
file_system = _gtk_file_chooser_get_file_system (chooser);
path = _gtk_file_chooser_get_preview_path (chooser);
if (path)
{
result = gtk_file_system_path_to_uri (file_system, path);
gtk_file_path_free (path);
}
return result;
}
/**
* gtk_file_chooser_set_extra_widget:
* @chooser: a #GtkFileChooser
* @extra_widget: widget for extra options
*
* Sets an application-supplied widget to provide extra options to the user.
*
* Since: 2.4
**/
void
gtk_file_chooser_set_extra_widget (GtkFileChooser *chooser,
GtkWidget *extra_widget)
{
g_return_if_fail (GTK_IS_FILE_CHOOSER (chooser));
g_object_set (chooser, "extra-widget", extra_widget, NULL);
}
/**
* gtk_file_chooser_get_extra_widget:
* @chooser: a #GtkFileChooser
*
* Gets the current preview widget; see
* gtk_file_chooser_set_extra_widget().
*
* Return value: the current extra widget, or %NULL
*
* Since: 2.4
**/
GtkWidget *
gtk_file_chooser_get_extra_widget (GtkFileChooser *chooser)
{
GtkWidget *extra_widget;
g_return_val_if_fail (GTK_IS_FILE_CHOOSER (chooser), NULL);
g_object_get (chooser, "extra-widget", &extra_widget, NULL);
/* Horrid hack; g_object_get() refs returned objects but
* that contradicts the memory management conventions
* for accessors.
*/
if (extra_widget)
g_object_unref (extra_widget);
return extra_widget;
}
/**
* gtk_file_chooser_add_filter:
* @chooser: a #GtkFileChooser
* @filter: a #GtkFileFilter
*
* Adds @filter to the list of filters that the user can select between.
* When a filter is selected, only files that are passed by that
* filter are displayed.
*
* Since: 2.4
**/
void
gtk_file_chooser_add_filter (GtkFileChooser *chooser,
GtkFileFilter *filter)
{
g_return_if_fail (GTK_IS_FILE_CHOOSER (chooser));
GTK_FILE_CHOOSER_GET_IFACE (chooser)->add_filter (chooser, filter);
}
/**
* gtk_file_chooser_remove_filter:
* @chooser: a #GtkFileChooser
* @filter: a #GtkFileFilter
*
* Removes @filter from the list of filters that the user can select between.
*
* Since: 2.4
**/
void
gtk_file_chooser_remove_filter (GtkFileChooser *chooser,
GtkFileFilter *filter)
{
g_return_if_fail (GTK_IS_FILE_CHOOSER (chooser));
GTK_FILE_CHOOSER_GET_IFACE (chooser)->remove_filter (chooser, filter);
}
/**
* gtk_file_chooser_list_filters:
* @choooser: a #GtkFileChooser
*
* Lists the current set of user-selectable filters; see
* gtk_file_chooser_add_filter(), gtk_file_chooser_remove_filter().
*
* Return value: a #GSList containing the current set of
* user selectable filters. The contents of the list are
* owned by GTK+, but you must free the list itself with
* g_slist_free() when you are done with it.
*
* Since: 2.4
**/
GSList *
gtk_file_chooser_list_filters (GtkFileChooser *chooser)
{
g_return_val_if_fail (GTK_IS_FILE_CHOOSER (chooser), NULL);
return GTK_FILE_CHOOSER_GET_IFACE (chooser)->list_filters (chooser);
}
/**
* gtk_file_chooser_set_filter:
* @chooser: a #GtkFileChooser
* @filter: a #GtkFileFilter
*
* Sets the current filter; only the files that pass the
* filter will be displayed. If the user-selectable list of filters
* is non-empty, then the filter should be one of the filters
* in that list. Setting the current filter when the list of
* filters is empty is useful if you want to restrict the displayed
* set of files without letting the user change it.
*
* Since: 2.4
**/
void
gtk_file_chooser_set_filter (GtkFileChooser *chooser,
GtkFileFilter *filter)
{
g_return_if_fail (GTK_IS_FILE_CHOOSER (chooser));
g_return_if_fail (GTK_IS_FILE_FILTER (filter));
g_object_set (chooser, "filter", filter, NULL);
}
/**
* gtk_file_chooser_get_filter:
* @chooser: a #GtkFileChooser
*
* Gets the current filter; see gtk_file_chooser_set_filter().
*
* Return value: the current filter, or %NULL
*
* Since: 2.4
**/
GtkFileFilter *
gtk_file_chooser_get_filter (GtkFileChooser *chooser)
{
GtkFileFilter *filter;
g_return_val_if_fail (GTK_IS_FILE_CHOOSER (chooser), NULL);
g_object_get (chooser, "filter", &filter, NULL);
/* Horrid hack; g_object_get() refs returned objects but
* that contradicts the memory management conventions
* for accessors.
*/
if (filter)
g_object_unref (filter);
return filter;
}
/**
* gtk_file_chooser_add_shortcut_folder:
* @chooser: a #GtkFileChooser
* @folder: filename of the folder to add
* @error: location to store error, or %NULL
*
* Adds a folder to be displayed with the shortcut folders in a file chooser.
* Note that shortcut folders do not get saved, as they are provided by the
* application. For example, you can use this to add a
* "/usr/share/mydrawprogram/Clipart" folder to the volume list.
*
* Return value: %TRUE if the folder could be added successfully, %FALSE
* otherwise. In the latter case, the @error will be set as appropriate.
*
* Since: 2.4
**/
gboolean
gtk_file_chooser_add_shortcut_folder (GtkFileChooser *chooser,
const char *folder,
GError **error)
{
GtkFilePath *path;
gboolean result;
g_return_val_if_fail (GTK_IS_FILE_CHOOSER (chooser), FALSE);
g_return_val_if_fail (folder != NULL, FALSE);
path = gtk_file_system_filename_to_path (_gtk_file_chooser_get_file_system (chooser), folder);
if (!path)
{
g_set_error (error,
GTK_FILE_CHOOSER_ERROR,
GTK_FILE_CHOOSER_ERROR_BAD_FILENAME,
"Invalid filename: %s",
folder);
return FALSE;
}
result = GTK_FILE_CHOOSER_GET_IFACE (chooser)->add_shortcut_folder (chooser, path, error);
gtk_file_path_free (path);
return result;
}
/**
* gtk_file_chooser_remove_shortcut_folder:
* @chooser: a #GtkFileChooser
* @folder: filename of the folder to remove
* @error: location to store error, or %NULL
*
* Removes a folder from a file chooser's list of shortcut folders.
*
* Return value: %TRUE if the operation succeeds, %FALSE otherwise.
* In the latter case, the @error will be set as appropriate.
*
* See also: gtk_file_chooser_add_shortcut_folder()
*
* Since: 2.4
**/
gboolean
gtk_file_chooser_remove_shortcut_folder (GtkFileChooser *chooser,
const char *folder,
GError **error)
{
GtkFilePath *path;
gboolean result;
g_return_val_if_fail (GTK_IS_FILE_CHOOSER (chooser), FALSE);
g_return_val_if_fail (folder != NULL, FALSE);
path = gtk_file_system_filename_to_path (_gtk_file_chooser_get_file_system (chooser), folder);
if (!path)
{
g_set_error (error,
GTK_FILE_CHOOSER_ERROR,
GTK_FILE_CHOOSER_ERROR_BAD_FILENAME,
"Invalid filename: %s",
folder);
return FALSE;
}
result = GTK_FILE_CHOOSER_GET_IFACE (chooser)->remove_shortcut_folder (chooser, path, error);
gtk_file_path_free (path);
return result;
}
/**
* gtk_file_chooser_list_shortcut_folders:
* @chooser: a #GtkFileChooser
*
* Queries the list of shortcut folders in the file chooser, as set by
* gtk_file_chooser_set_shortcut_folders().
*
* Return value: A list of folder filenames, or %NULL if there are no shortcut
* folders. Free the returned list with g_slist_free(), and the filenames with
* g_free().
*
* Since: 2.4
**/
GSList *
gtk_file_chooser_list_shortcut_folders (GtkFileChooser *chooser)
{
GSList *folders;
GSList *result;
g_return_val_if_fail (GTK_IS_FILE_CHOOSER (chooser), NULL);
folders = GTK_FILE_CHOOSER_GET_IFACE (chooser)->list_shortcut_folders (chooser);
result = file_paths_to_strings (_gtk_file_chooser_get_file_system (chooser),
folders,
gtk_file_system_path_to_filename);
gtk_file_paths_free (folders);
return result;
}
/**
* gtk_file_chooser_add_shortcut_folder_uri:
* @chooser: a #GtkFileChooser
* @folder: URI of the folder to add
* @error: location to store error, or %NULL
*
* Adds a folder URI to be displayed with the shortcut folders in a file
* chooser. Note that shortcut folders do not get saved, as they are provided
* by the application. For example, you can use this to add a
* "file:///usr/share/mydrawprogram/Clipart" folder to the volume list.
*
* Return value: %TRUE if the folder could be added successfully, %FALSE
* otherwise. In the latter case, the @error will be set as appropriate.
*
* Since: 2.4
**/
gboolean
gtk_file_chooser_add_shortcut_folder_uri (GtkFileChooser *chooser,
const char *uri,
GError **error)
{
GtkFilePath *path;
gboolean result;
g_return_val_if_fail (GTK_IS_FILE_CHOOSER (chooser), FALSE);
g_return_val_if_fail (uri != NULL, FALSE);
path = gtk_file_system_uri_to_path (_gtk_file_chooser_get_file_system (chooser), uri);
if (!path)
{
g_set_error (error,
GTK_FILE_CHOOSER_ERROR,
GTK_FILE_CHOOSER_ERROR_BAD_FILENAME,
"Invalid filename: %s",
uri);
return FALSE;
}
result = GTK_FILE_CHOOSER_GET_IFACE (chooser)->add_shortcut_folder (chooser, path, error);
gtk_file_path_free (path);
return result;
}
/**
* gtk_file_chooser_remove_shortcut_folder_uri:
* @chooser: a #GtkFileChooser
* @uri: URI of the folder to remove
* @error: location to store error, or %NULL
*
* Removes a folder URI from a file chooser's list of shortcut folders.
*
* Return value: %TRUE if the operation succeeds, %FALSE otherwise.
* In the latter case, the @error will be set as appropriate.
*
* See also: gtk_file_chooser_add_shortcut_folder_uri()
*
* Since: 2.4
**/
gboolean
gtk_file_chooser_remove_shortcut_folder_uri (GtkFileChooser *chooser,
const char *uri,
GError **error)
{
GtkFilePath *path;
gboolean result;
g_return_val_if_fail (GTK_IS_FILE_CHOOSER (chooser), FALSE);
g_return_val_if_fail (uri != NULL, FALSE);
path = gtk_file_system_filename_to_path (_gtk_file_chooser_get_file_system (chooser), uri);
if (!path)
{
g_set_error (error,
GTK_FILE_CHOOSER_ERROR,
GTK_FILE_CHOOSER_ERROR_BAD_FILENAME,
"Invalid filename: %s",
uri);
return FALSE;
}
result = GTK_FILE_CHOOSER_GET_IFACE (chooser)->remove_shortcut_folder (chooser, path, error);
gtk_file_path_free (path);
return result;
}
/**
* gtk_file_chooser_list_shortcut_folder_uris:
* @chooser: a #GtkFileChooser
*
* Queries the list of shortcut folders in the file chooser, as set by
* gtk_file_chooser_set_shortcut_folder_uris().
*
* Return value: A list of folder URIs, or %NULL if there are no shortcut
* folders. Free the returned list with g_slist_free(), and the URIs with
* g_free().
*
* Since: 2.4
**/
GSList *
gtk_file_chooser_list_shortcut_folder_uris (GtkFileChooser *chooser)
{
GSList *folders;
GSList *result;
g_return_val_if_fail (GTK_IS_FILE_CHOOSER (chooser), NULL);
folders = GTK_FILE_CHOOSER_GET_IFACE (chooser)->list_shortcut_folders (chooser);
result = file_paths_to_strings (_gtk_file_chooser_get_file_system (chooser),
folders,
gtk_file_system_path_to_uri);
gtk_file_paths_free (folders);
return result;
}