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livetrax/libs/tk/ytk/gtkfilechoosersettings.c

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/* GTK - The GIMP Toolkit
* gtkfilechoosersettings.c: Internal settings for the GtkFileChooser widget
* Copyright (C) 2006, Novell, Inc.
*
* Authors: Federico Mena-Quintero <federico@novell.com>
*
* 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.
*/
/* TODO:
*
* - Persist these:
* - hpaned position
* - browse_for_other_folders?
*
* - Do we want lockdown?
*/
#include "config.h"
#include <errno.h>
#include <string.h>
#include <glib.h>
#include <glib/gi18n-lib.h>
#include "gtkfilechoosersettings.h"
#include "gtkalias.h"
#define SETTINGS_GROUP "Filechooser Settings"
#define LOCATION_MODE_KEY "LocationMode"
#define SHOW_HIDDEN_KEY "ShowHidden"
#define SHOW_SIZE_COLUMN_KEY "ShowSizeColumn"
#define GEOMETRY_X_KEY "GeometryX"
#define GEOMETRY_Y_KEY "GeometryY"
#define GEOMETRY_WIDTH_KEY "GeometryWidth"
#define GEOMETRY_HEIGHT_KEY "GeometryHeight"
#define SORT_COLUMN_KEY "SortColumn"
#define SORT_ORDER_KEY "SortOrder"
#define STARTUP_MODE_KEY "StartupMode"
#define COLUMN_NAME_STRING "name"
#define COLUMN_MTIME_STRING "modified"
#define COLUMN_SIZE_STRING "size"
#define SORT_ASCENDING_STRING "ascending"
#define SORT_DESCENDING_STRING "descending"
#define STARTUP_MODE_RECENT_STRING "recent"
#define STARTUP_MODE_CWD_STRING "cwd"
#define MODE_PATH_BAR "path-bar"
#define MODE_FILENAME_ENTRY "filename-entry"
#define EQ(a, b) (g_ascii_strcasecmp ((a), (b)) == 0)
static char *
get_config_dirname (void)
{
return g_build_filename (g_get_user_config_dir (), "gtk-2.0", NULL);
}
static char *
get_config_filename (void)
{
return g_build_filename (g_get_user_config_dir (), "gtk-2.0", "gtkfilechooser.ini", NULL);
}
static void
warn_if_invalid_key_and_clear_error (const gchar *key,
GError **error)
{
if (error && *error)
{
if ((*error)->domain == G_KEY_FILE_ERROR &&
(*error)->code != G_KEY_FILE_ERROR_KEY_NOT_FOUND)
g_warning ("Failed to read '%s' setting in filechooser settings: %s",
key,
(*error)->message);
g_clear_error (error);
}
}
static void
get_int_key (GKeyFile *key_file, const char *group, const char *key, int *out_value)
{
GError *error;
int val;
error = NULL;
val = g_key_file_get_integer (key_file, group, key, &error);
if (val == 0 && error != NULL)
{
*out_value = -1;
g_error_free (error);
}
else
*out_value = val;
}
static void
ensure_settings_read (GtkFileChooserSettings *settings)
{
GError *error;
GKeyFile *key_file;
gchar *location_mode_str, *filename;
gchar *sort_column, *sort_order;
gchar *startup_mode;
gboolean value;
if (settings->settings_read)
return;
key_file = g_key_file_new ();
filename = get_config_filename ();
error = NULL;
if (!g_key_file_load_from_file (key_file, filename, 0, &error))
{
/* Don't warn on non-existent file */
if (error->domain != G_FILE_ERROR ||
error->code != G_FILE_ERROR_NOENT)
g_warning ("Failed to read filechooser settings from \"%s\": %s",
filename, error->message);
g_error_free (error);
goto out;
}
if (!g_key_file_has_group (key_file, SETTINGS_GROUP))
goto out;
/* Location mode */
location_mode_str = g_key_file_get_string (key_file, SETTINGS_GROUP,
LOCATION_MODE_KEY, NULL);
if (location_mode_str)
{
if (EQ (location_mode_str, MODE_PATH_BAR))
settings->location_mode = LOCATION_MODE_PATH_BAR;
else if (EQ (location_mode_str, MODE_FILENAME_ENTRY))
settings->location_mode = LOCATION_MODE_FILENAME_ENTRY;
else
g_warning ("Unknown location mode '%s' encountered in filechooser settings",
location_mode_str);
g_free (location_mode_str);
}
/* Show hidden */
value = g_key_file_get_boolean (key_file, SETTINGS_GROUP,
SHOW_HIDDEN_KEY, &error);
if (error)
warn_if_invalid_key_and_clear_error (SHOW_HIDDEN_KEY, &error);
else
settings->show_hidden = value != FALSE;
/* Show size column */
value = g_key_file_get_boolean (key_file, SETTINGS_GROUP,
SHOW_SIZE_COLUMN_KEY, &error);
if (error)
warn_if_invalid_key_and_clear_error (SHOW_SIZE_COLUMN_KEY, &error);
else
settings->show_size_column = value != FALSE;
/* Geometry */
get_int_key (key_file, SETTINGS_GROUP, GEOMETRY_X_KEY, &settings->geometry_x);
get_int_key (key_file, SETTINGS_GROUP, GEOMETRY_Y_KEY, &settings->geometry_y);
get_int_key (key_file, SETTINGS_GROUP, GEOMETRY_WIDTH_KEY, &settings->geometry_width);
get_int_key (key_file, SETTINGS_GROUP, GEOMETRY_HEIGHT_KEY, &settings->geometry_height);
/* Sort column */
sort_column = g_key_file_get_string (key_file, SETTINGS_GROUP,
SORT_COLUMN_KEY, NULL);
if (sort_column)
{
if (EQ (COLUMN_NAME_STRING, sort_column))
settings->sort_column = FILE_LIST_COL_NAME;
else if (EQ (COLUMN_MTIME_STRING, sort_column))
settings->sort_column = FILE_LIST_COL_MTIME;
else if (EQ (COLUMN_SIZE_STRING, sort_column))
settings->sort_column = FILE_LIST_COL_SIZE;
else
g_warning ("Unknown sort column name '%s' encountered in filechooser settings",
sort_column);
g_free (sort_column);
}
/* Sort order */
sort_order = g_key_file_get_string (key_file, SETTINGS_GROUP,
SORT_ORDER_KEY, NULL);
if (sort_order)
{
if (EQ (SORT_ASCENDING_STRING, sort_order))
settings->sort_order = GTK_SORT_ASCENDING;
else if (EQ (SORT_DESCENDING_STRING, sort_order))
settings->sort_order = GTK_SORT_DESCENDING;
else
g_warning ("Unknown sort column order '%s' encountered in filechooser settings",
sort_order);
g_free (sort_order);
}
/* Startup mode */
startup_mode = g_key_file_get_string (key_file, SETTINGS_GROUP,
STARTUP_MODE_KEY, NULL);
if (startup_mode)
{
if (EQ (STARTUP_MODE_RECENT_STRING, startup_mode))
settings->startup_mode = STARTUP_MODE_RECENT;
else if (EQ (STARTUP_MODE_CWD_STRING, startup_mode))
settings->startup_mode = STARTUP_MODE_CWD;
else
g_warning ("Unknown startup mode '%s' encountered in filechooser settings",
startup_mode);
g_free (startup_mode);
}
out:
g_key_file_free (key_file);
g_free (filename);
settings->settings_read = TRUE;
}
G_DEFINE_TYPE (GtkFileChooserSettings, _gtk_file_chooser_settings, G_TYPE_OBJECT)
static void
_gtk_file_chooser_settings_class_init (GtkFileChooserSettingsClass *class)
{
}
static void
_gtk_file_chooser_settings_init (GtkFileChooserSettings *settings)
{
settings->location_mode = LOCATION_MODE_PATH_BAR;
settings->sort_order = GTK_SORT_ASCENDING;
settings->sort_column = FILE_LIST_COL_NAME;
settings->show_hidden = FALSE;
settings->show_size_column = TRUE;
settings->geometry_x = -1;
settings->geometry_y = -1;
settings->geometry_width = -1;
settings->geometry_height = -1;
settings->startup_mode = STARTUP_MODE_RECENT;
}
GtkFileChooserSettings *
_gtk_file_chooser_settings_new (void)
{
return g_object_new (GTK_FILE_CHOOSER_SETTINGS_TYPE, NULL);
}
LocationMode
_gtk_file_chooser_settings_get_location_mode (GtkFileChooserSettings *settings)
{
ensure_settings_read (settings);
return settings->location_mode;
}
void
_gtk_file_chooser_settings_set_location_mode (GtkFileChooserSettings *settings,
LocationMode location_mode)
{
settings->location_mode = location_mode;
}
gboolean
_gtk_file_chooser_settings_get_show_hidden (GtkFileChooserSettings *settings)
{
ensure_settings_read (settings);
return settings->show_hidden;
}
void
_gtk_file_chooser_settings_set_show_hidden (GtkFileChooserSettings *settings,
gboolean show_hidden)
{
settings->show_hidden = show_hidden != FALSE;
}
void
_gtk_file_chooser_settings_set_show_size_column (GtkFileChooserSettings *settings,
gboolean show_column)
{
settings->show_size_column = show_column != FALSE;
}
gboolean
_gtk_file_chooser_settings_get_show_size_column (GtkFileChooserSettings *settings)
{
ensure_settings_read (settings);
return settings->show_size_column;
}
void
_gtk_file_chooser_settings_get_geometry (GtkFileChooserSettings *settings,
int *out_x,
int *out_y,
int *out_width,
int *out_height)
{
ensure_settings_read (settings);
*out_x = settings->geometry_x;
*out_y = settings->geometry_y;
*out_width = settings->geometry_width;
*out_height = settings->geometry_height;
}
void
_gtk_file_chooser_settings_set_geometry (GtkFileChooserSettings *settings,
int x,
int y,
int width,
int height)
{
settings->geometry_x = x;
settings->geometry_y = y;
settings->geometry_width = width;
settings->geometry_height = height;
}
gint
_gtk_file_chooser_settings_get_sort_column (GtkFileChooserSettings *settings)
{
ensure_settings_read (settings);
return settings->sort_column;
}
void
_gtk_file_chooser_settings_set_sort_column (GtkFileChooserSettings *settings,
gint sort_column)
{
settings->sort_column = sort_column;
}
GtkSortType
_gtk_file_chooser_settings_get_sort_order (GtkFileChooserSettings *settings)
{
ensure_settings_read (settings);
return settings->sort_order;
}
void
_gtk_file_chooser_settings_set_sort_order (GtkFileChooserSettings *settings,
GtkSortType sort_order)
{
settings->sort_order = sort_order;
}
void
_gtk_file_chooser_settings_set_startup_mode (GtkFileChooserSettings *settings,
StartupMode startup_mode)
{
settings->startup_mode = startup_mode;
}
StartupMode
_gtk_file_chooser_settings_get_startup_mode (GtkFileChooserSettings *settings)
{
ensure_settings_read (settings);
return settings->startup_mode;
}
gboolean
_gtk_file_chooser_settings_save (GtkFileChooserSettings *settings,
GError **error)
{
const gchar *location_mode_str;
gchar *filename;
gchar *dirname;
gchar *contents;
gchar *sort_column;
gchar *sort_order;
gchar *startup_mode;
gsize len;
gboolean retval;
GKeyFile *key_file;
g_return_val_if_fail (error == NULL || *error == NULL, FALSE);
filename = get_config_filename ();
dirname = NULL;
retval = FALSE;
if (settings->location_mode == LOCATION_MODE_PATH_BAR)
location_mode_str = MODE_PATH_BAR;
else if (settings->location_mode == LOCATION_MODE_FILENAME_ENTRY)
location_mode_str = MODE_FILENAME_ENTRY;
else
{
g_assert_not_reached ();
return FALSE;
}
switch (settings->sort_column)
{
case FILE_LIST_COL_NAME:
sort_column = COLUMN_NAME_STRING;
break;
case FILE_LIST_COL_MTIME:
sort_column = COLUMN_MTIME_STRING;
break;
case FILE_LIST_COL_SIZE:
sort_column = COLUMN_SIZE_STRING;
break;
default:
g_assert_not_reached ();
sort_column = NULL;
}
switch (settings->sort_order)
{
case GTK_SORT_ASCENDING:
sort_order = SORT_ASCENDING_STRING;
break;
case GTK_SORT_DESCENDING:
sort_order = SORT_DESCENDING_STRING;
break;
default:
g_assert_not_reached ();
sort_order = NULL;
}
switch (settings->startup_mode)
{
case STARTUP_MODE_RECENT:
startup_mode = STARTUP_MODE_RECENT_STRING;
break;
case STARTUP_MODE_CWD:
startup_mode = STARTUP_MODE_CWD_STRING;
break;
default:
g_assert_not_reached ();
startup_mode = NULL;
}
key_file = g_key_file_new ();
/* Initialise with the on-disk keyfile, so we keep unknown options */
g_key_file_load_from_file (key_file, filename, 0, NULL);
g_key_file_set_string (key_file, SETTINGS_GROUP,
LOCATION_MODE_KEY, location_mode_str);
g_key_file_set_boolean (key_file, SETTINGS_GROUP,
SHOW_HIDDEN_KEY, settings->show_hidden);
g_key_file_set_boolean (key_file, SETTINGS_GROUP,
SHOW_SIZE_COLUMN_KEY, settings->show_size_column);
g_key_file_set_integer (key_file, SETTINGS_GROUP,
GEOMETRY_X_KEY, settings->geometry_x);
g_key_file_set_integer (key_file, SETTINGS_GROUP,
GEOMETRY_Y_KEY, settings->geometry_y);
g_key_file_set_integer (key_file, SETTINGS_GROUP,
GEOMETRY_WIDTH_KEY, settings->geometry_width);
g_key_file_set_integer (key_file, SETTINGS_GROUP,
GEOMETRY_HEIGHT_KEY, settings->geometry_height);
g_key_file_set_string (key_file, SETTINGS_GROUP,
SORT_COLUMN_KEY, sort_column);
g_key_file_set_string (key_file, SETTINGS_GROUP,
SORT_ORDER_KEY, sort_order);
g_key_file_set_string (key_file, SETTINGS_GROUP,
STARTUP_MODE_KEY, startup_mode);
contents = g_key_file_to_data (key_file, &len, error);
g_key_file_free (key_file);
if (!contents)
goto out;
if (!g_file_set_contents (filename, contents, len, NULL))
{
char *dirname;
int saved_errno;
/* Directory is not there? */
dirname = get_config_dirname ();
if (g_mkdir_with_parents (dirname, 0700) != 0) /* 0700 per the XDG basedir spec */
{
saved_errno = errno;
g_set_error (error,
G_FILE_ERROR,
g_file_error_from_errno (saved_errno),
_("Error creating folder '%s': %s"),
dirname, g_strerror (saved_errno));
goto out;
}
if (!g_file_set_contents (filename, contents, len, error))
goto out;
}
retval = TRUE;
out:
g_free (contents);
g_free (dirname);
g_free (filename);
return retval;
}