Remove trailing whitespaces

find . -regextype posix-extended -regex '.*\.(c|h|ac)' -exec sed --in-place 's/[[:space:]]\+$//' {} \+

23 files changed, 321 insertions, 321 deletions

diff --git a/capplets/about-me/fingerprint-strings.h b/capplets/about-me/fingerprint-strings.h
index 20446a0b..fa7211d6 100644
--- a/capplets/about-me/fingerprint-strings.h
+++ b/capplets/about-me/fingerprint-strings.h
@@ -1,7 +1,7 @@
 /*
  * Helper functions to translate statuses and actions to strings
  * Copyright (C) 2008 Bastien Nocera <[email protected]>
- * 
+ *
  * Experimental code. This will be moved out of fprintd into it's own
  * package once the system has matured.
  *
@@ -9,12 +9,12 @@
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation; either version 2 of the License, or
  * (at your option) any later version.
- * 
+ *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
- * 
+ *
  * You should have received a copy of the GNU General Public License along
  * with this program; if not, write to the Free Software Foundation, Inc.,
  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
diff --git a/capplets/appearance/appearance-font.c b/capplets/appearance/appearance-font.c
index f4dd0d4d..32ba202c 100644
--- a/capplets/appearance/appearance-font.c
+++ b/capplets/appearance/appearance-font.c
@@ -98,7 +98,7 @@ static void set_fontoptions(PangoContext *context, Antialiasing antialiasing, Hi
 	cairo_font_options_t *opt;
 	cairo_antialias_t aa;
 	cairo_hint_style_t hs;
-	
+
 	switch (antialiasing) {
 	case ANTIALIAS_NONE:
 		aa = CAIRO_ANTIALIAS_NONE;
diff --git a/capplets/appearance/appearance-style.c b/capplets/appearance/appearance-style.c
index d036c467..cfe35941 100644
--- a/capplets/appearance/appearance-style.c
+++ b/capplets/appearance/appearance-style.c
@@ -949,12 +949,12 @@ prepare_list (AppearanceData *data, GtkWidget *list, ThemeType type, GCallback c
   conv_data = g_new (ThemeConvData, 1);
   conv_data->data = data;
   conv_data->thumbnail = thumbnail;
-  
+
   /* set useful data for callbacks */
   g_object_set_data_full (G_OBJECT (list), THEME_DATA, conv_data, g_free);
   g_object_set_data (G_OBJECT (list), GSETTINGS_SETTINGS, settings);
   g_object_set_data_full (G_OBJECT (list), GSETTINGS_KEY, g_strdup(key), g_free);
-  
+
   /* select in treeview the theme set in gsettings */
   GtkTreeModel *treemodel;
   treemodel = gtk_tree_view_get_model (GTK_TREE_VIEW (list));
@@ -971,7 +971,7 @@ prepare_list (AppearanceData *data, GtkWidget *list, ThemeType type, GCallback c
   }
   if (theme)
     g_free (theme);
-  
+
   /* connect to gsettings change event */
   gchar *signal_name = g_strdup_printf("changed::%s", key);
   g_signal_connect (settings, signal_name,
diff --git a/capplets/common/activate-settings-daemon.c b/capplets/common/activate-settings-daemon.c
index f82f0353..21fd2b2b 100644
--- a/capplets/common/activate-settings-daemon.c
+++ b/capplets/common/activate-settings-daemon.c
@@ -23,7 +23,7 @@ static void popup_error_message (void)
 }
 
 /* Returns FALSE if activation failed, else TRUE */
-gboolean 
+gboolean
 activate_settings_daemon (void)
 {
   DBusGConnection *connection = NULL;
@@ -37,7 +37,7 @@ activate_settings_daemon (void)
       g_error_free (error);
       return FALSE;
     }
-    
+
   proxy = dbus_g_proxy_new_for_name (connection,
                                      "org.mate.SettingsDaemon",
                                      "/org/mate/SettingsDaemon",
diff --git a/capplets/common/gtkrc-utils.c b/capplets/common/gtkrc-utils.c
index b3f0c785..011c8a11 100644
--- a/capplets/common/gtkrc-utils.c
+++ b/capplets/common/gtkrc-utils.c
@@ -46,11 +46,11 @@ gchar* gtkrc_find_named(const gchar* name)
 	/* First look in the users home directory
 	*/
 	home_dir = g_get_home_dir();
-	
+
 	if (home_dir)
 	{
 		path = g_build_filename(home_dir, ".themes", name, subpath, NULL);
-		
+
 		if (!g_file_test (path, G_FILE_TEST_EXISTS))
 		{
 			g_free (path);
@@ -91,7 +91,7 @@ void gtkrc_get_details(gchar* filename, GSList** engines, GSList** symbolic_colo
 	}
 
 	files = g_slist_prepend (files, g_strdup (filename));
-	
+
 	while (files != NULL)
 	{
 		filename = files->data;
diff --git a/capplets/common/mate-theme-apply.c b/capplets/common/mate-theme-apply.c
index 6f0cc09e..f1de6bd9 100644
--- a/capplets/common/mate-theme-apply.c
+++ b/capplets/common/mate-theme-apply.c
@@ -58,7 +58,7 @@ mate_meta_theme_set (MateThemeMetaInfo *meta_theme_info)
   interface_settings = g_settings_new (INTERFACE_SCHEMA);
   marco_settings = g_settings_new (MARCO_SCHEMA);
   mouse_settings = g_settings_new (MOUSE_SCHEMA);
-  
+
   if (mate_gsettings_schema_exists (NOTIFICATION_SCHEMA))
     {
       notification_settings = g_settings_new (NOTIFICATION_SCHEMA);
diff --git a/capplets/default-applications/mate-da-capplet.c b/capplets/default-applications/mate-da-capplet.c
index 386765b2..11a57809 100644
--- a/capplets/default-applications/mate-da-capplet.c
+++ b/capplets/default-applications/mate-da-capplet.c
@@ -73,7 +73,7 @@ set_changed(GtkComboBox* combo, MateDACapplet* capplet, GList* list, gint type)
 	if (index < g_list_length(list))
 	{
 		item = (GAppInfo*) g_list_nth_data(list, index);
-	
+
 		switch (type)
 		{
 			case DA_TYPE_WEB_BROWSER:
@@ -89,11 +89,11 @@ set_changed(GtkComboBox* combo, MateDACapplet* capplet, GList* list, gint type)
 				g_app_info_set_as_default_for_type(item, "application/x-extension-eml", NULL);
 				g_app_info_set_as_default_for_type(item, "message/rfc822", NULL);
 				break;
-			
+
 			case DA_TYPE_FILE:
 				g_app_info_set_as_default_for_type(item, "inode/directory", NULL);
 				break;
-			
+
 			case DA_TYPE_TEXT:
 				g_app_info_set_as_default_for_type(item, "text/plain", NULL);
 				break;
@@ -105,7 +105,7 @@ set_changed(GtkComboBox* combo, MateDACapplet* capplet, GList* list, gint type)
 				g_app_info_set_as_default_for_type(item, "audio/x-vorbis+ogg", NULL);
 				g_app_info_set_as_default_for_type(item, "audio/x-wav", NULL);
 				break;
-				
+
 			case DA_TYPE_VIDEO:
 				g_app_info_set_as_default_for_type(item, "video/mp4", NULL);
 				g_app_info_set_as_default_for_type(item, "video/mpeg", NULL);
@@ -311,7 +311,7 @@ refresh_combo_box_icons(GtkIconTheme* theme, GtkComboBox* combo_box, GList* app_
 		return;
 
 	valid = gtk_tree_model_get_iter_first(model, &iter);
-	
+
 	while (valid)
     {
 		gtk_tree_model_get(model, &iter,
@@ -329,7 +329,7 @@ refresh_combo_box_icons(GtkIconTheme* theme, GtkComboBox* combo_box, GList* app_
 		{
 			g_object_unref(pixbuf);
 		}
-		
+
 		g_free(icon_name);
 
 		valid = gtk_tree_model_iter_next(model, &iter);
@@ -372,7 +372,7 @@ theme_changed_cb(GtkIconTheme* theme, MateDACapplet* capplet)
 		GdkPixbuf* pixbuf = gtk_icon_info_load_icon(icon_info, NULL);
 
 		gtk_image_set_from_pixbuf(GTK_IMAGE(icon), pixbuf);
-		
+
 		if (pixbuf)
 		{
 			g_object_unref(pixbuf);
@@ -532,7 +532,7 @@ fill_combo_box(GtkIconTheme* theme, GtkComboBox* combo_box, GList* app_list, gch
 	for (entry = app_list; entry != NULL; entry = g_list_next(entry))
 	{
 		GAppInfo* item = (GAppInfo*) entry->data;
-		
+
 		/* Icon */
 		GIcon* icon = g_app_info_get_icon(item);
 		gchar* icon_name;
@@ -546,7 +546,7 @@ fill_combo_box(GtkIconTheme* theme, GtkComboBox* combo_box, GList* app_list, gch
 		} else {
 			icon_name = g_strdup ("binary");
 		}
-		
+
 		GtkIconInfo* icon_info = gtk_icon_theme_lookup_icon (theme, icon_name, 22, GTK_ICON_LOOKUP_FORCE_SIZE);
 		pixbuf = gtk_icon_info_load_icon(icon_info, NULL);
 
@@ -562,15 +562,15 @@ fill_combo_box(GtkIconTheme* theme, GtkComboBox* combo_box, GList* app_list, gch
 		{
 			g_object_unref(pixbuf);
 		}
-		
+
 		/* Set the index for the default app */
 		if (default_app != NULL && g_app_info_equal(item, default_app))
 		{
 			gtk_combo_box_set_active(combo_box, index);
 		}
-		
+
 		g_free(icon_name);
-		
+
 		index++;
 	}
 }
@@ -786,7 +786,7 @@ show_dialog(MateDACapplet* capplet, const gchar* start_page)
 
 			nb = GTK_NOTEBOOK(get_widget("preferred_apps_notebook"));
 			pindex = gtk_notebook_page_num(nb, w);
-			
+
 			if (pindex != -1)
 			{
 				gtk_notebook_set_current_page(nb, pindex);
diff --git a/capplets/display/scrollarea.c b/capplets/display/scrollarea.c
index 89bf6b39..01961443 100644
--- a/capplets/display/scrollarea.c
+++ b/capplets/display/scrollarea.c
@@ -67,10 +67,10 @@ struct AutoScrollInfo
 struct FooScrollAreaPrivate
 {
     GdkWindow		       *input_window;
-    
+
     int				width;
     int				height;
-    
+
     GtkAdjustment	       *hadj;
     GtkAdjustment	       *vadj;
 
@@ -79,16 +79,16 @@ struct FooScrollAreaPrivate
 
     int			        x_offset;
     int				y_offset;
-    
+
     int				min_width;
     int				min_height;
 
     GPtrArray		       *input_regions;
-    
+
     AutoScrollInfo	       *auto_scroll_info;
-    
+
     InputRegion		       *current_input;
-    
+
     gboolean			grabbed;
     FooScrollAreaEventFunc	grab_func;
     gpointer			grab_data;
@@ -144,9 +144,9 @@ static void
 foo_scroll_area_map (GtkWidget *widget)
 {
     FooScrollArea *area = FOO_SCROLL_AREA (widget);
-    
+
     GTK_WIDGET_CLASS (parent_class)->map (widget);
-    
+
     if (area->priv->input_window)
 	gdk_window_show (area->priv->input_window);
 }
@@ -155,10 +155,10 @@ static void
 foo_scroll_area_unmap (GtkWidget *widget)
 {
     FooScrollArea *area = FOO_SCROLL_AREA (widget);
-    
+
     if (area->priv->input_window)
 	gdk_window_hide (area->priv->input_window);
-    
+
     GTK_WIDGET_CLASS (parent_class)->unmap (widget);
 }
 
@@ -166,12 +166,12 @@ static void
 foo_scroll_area_finalize (GObject *object)
 {
     FooScrollArea *scroll_area = FOO_SCROLL_AREA (object);
-    
+
     g_object_unref (scroll_area->priv->hadj);
     g_object_unref (scroll_area->priv->vadj);
-    
+
     g_ptr_array_free (scroll_area->priv->input_regions, TRUE);
-    
+
     g_free (scroll_area->priv);
 
     G_OBJECT_CLASS (foo_scroll_area_parent_class)->finalize (object);
@@ -234,7 +234,7 @@ foo_scroll_area_class_init (FooScrollAreaClass *class)
 {
     GObjectClass *object_class = G_OBJECT_CLASS (class);
     GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
-    
+
     object_class->finalize = foo_scroll_area_finalize;
     object_class->set_property = foo_scroll_area_set_property;
     object_class->get_property = foo_scroll_area_get_property;
@@ -271,7 +271,7 @@ foo_scroll_area_class_init (FooScrollAreaClass *class)
 		      G_TYPE_NONE, 2,
 		      GDK_TYPE_RECTANGLE,
 		      GDK_TYPE_RECTANGLE);
-    
+
     signals[PAINT] =
 	g_signal_new ("paint",
 		      G_OBJECT_CLASS_TYPE (object_class),
@@ -300,7 +300,7 @@ foo_scroll_area_init (FooScrollArea *scroll_area)
 
     gtk_widget_set_has_window (widget, FALSE);
     gtk_widget_set_redraw_on_allocate (widget, FALSE);
-    
+
     scroll_area->priv = g_new0 (FooScrollAreaPrivate, 1);
     scroll_area->priv->width = 0;
     scroll_area->priv->height = 0;
@@ -326,24 +326,24 @@ path_foreach_point (cairo_path_t     *path,
 		    gpointer	      user_data)
 {
     int i;
-    
+
     for (i = 0; i < path->num_data; i += path->data[i].header.length)
     {
 	cairo_path_data_t *data = &(path->data[i]);
-	
+
 	switch (data->header.type)
 	{
 	case CAIRO_PATH_MOVE_TO:
 	case CAIRO_PATH_LINE_TO:
 	    func (&(data[1].point.x), &(data[1].point.y), user_data);
 	    break;
-	    
+
 	case CAIRO_PATH_CURVE_TO:
 	    func (&(data[1].point.x), &(data[1].point.y), user_data);
 	    func (&(data[2].point.x), &(data[2].point.y), user_data);
 	    func (&(data[3].point.x), &(data[3].point.y), user_data);
 	    break;
-	    
+
 	case CAIRO_PATH_CLOSE_PATH:
 	    break;
 	}
@@ -413,7 +413,7 @@ clear_exposed_input_region (FooScrollArea *area,
     allocation_to_canvas (area, &allocation.x, &allocation.y);
     viewport = cairo_region_create_rectangle (&allocation);
     cairo_region_subtract (viewport, exposed);
-    
+
     for (i = 0; i < area->priv->input_regions->len; ++i)
     {
 	InputRegion *region = area->priv->input_regions->pdata[i];
@@ -511,10 +511,10 @@ foo_scroll_area_get_viewport (FooScrollArea *scroll_area,
 			      GdkRectangle  *viewport)
 {
     g_return_if_fail (FOO_IS_SCROLL_AREA (scroll_area));
-    
+
     if (!viewport)
 	return;
-    
+
     get_viewport (scroll_area, viewport);
 }
 
@@ -534,7 +534,7 @@ emit_viewport_changed (FooScrollArea *scroll_area,
     GdkDevice *pointer;
 
     int px, py;
-    g_signal_emit (scroll_area, signals[VIEWPORT_CHANGED], 0, 
+    g_signal_emit (scroll_area, signals[VIEWPORT_CHANGED], 0,
 		   new_viewport, old_viewport);
 
     if (scroll_area->priv->input_window == NULL)
@@ -548,7 +548,7 @@ emit_viewport_changed (FooScrollArea *scroll_area,
                                     &px,
                                     &py,
                                     NULL);
-    
+
     process_event (scroll_area, FOO_MOTION, px, py);
 }
 
@@ -570,7 +570,7 @@ set_adjustment_values (FooScrollArea *scroll_area)
 
     GtkAdjustment *hadj = scroll_area->priv->hadj;
     GtkAdjustment *vadj = scroll_area->priv->vadj;
-    
+
     /* Horizontal */
     gtk_widget_get_allocation (GTK_WIDGET (scroll_area), &allocation);
     g_object_freeze_notify (G_OBJECT (hadj));
@@ -580,7 +580,7 @@ set_adjustment_values (FooScrollArea *scroll_area)
     gtk_adjustment_set_lower (hadj, 0.0);
     gtk_adjustment_set_upper (hadj, scroll_area->priv->width);
     g_object_thaw_notify (G_OBJECT (hadj));
-    
+
     /* Vertical */
     g_object_freeze_notify (G_OBJECT (vadj));
     gtk_adjustment_set_page_size (vadj, allocation.height);
@@ -592,7 +592,7 @@ set_adjustment_values (FooScrollArea *scroll_area)
 
     clamp_adjustment (hadj);
     clamp_adjustment (vadj);
-    
+
     return TRUE;
 }
 
@@ -608,7 +608,7 @@ foo_scroll_area_realize (GtkWidget *widget)
 
     gtk_widget_get_allocation (widget, &widget_allocation);
     gtk_widget_set_realized (widget, TRUE);
-    
+
     attributes.window_type = GDK_WINDOW_CHILD;
     attributes.x = widget_allocation.x;
     attributes.y = widget_allocation.y;
@@ -624,13 +624,13 @@ foo_scroll_area_realize (GtkWidget *widget)
 			      GDK_POINTER_MOTION_MASK |
 			      GDK_ENTER_NOTIFY_MASK |
 			      GDK_LEAVE_NOTIFY_MASK);
-    
+
     attributes_mask = GDK_WA_X | GDK_WA_Y;
 
     window = gtk_widget_get_parent_window (widget);
     gtk_widget_set_window (widget, window);
     g_object_ref (window);
-    
+
     area->priv->input_window = gdk_window_new (window,
 					       &attributes, attributes_mask);
     cr = gdk_cairo_create (gtk_widget_get_window (widget));
@@ -639,7 +639,7 @@ foo_scroll_area_realize (GtkWidget *widget)
     cairo_destroy (cr);
 
     gdk_window_set_user_data (area->priv->input_window, area);
-    
+
     gtk_widget_style_attach (widget);
 }
 
@@ -647,14 +647,14 @@ static void
 foo_scroll_area_unrealize (GtkWidget *widget)
 {
     FooScrollArea *area = FOO_SCROLL_AREA (widget);
-    
+
     if (area->priv->input_window)
     {
 	gdk_window_set_user_data (area->priv->input_window, NULL);
 	gdk_window_destroy (area->priv->input_window);
 	area->priv->input_window = NULL;
     }
-    
+
     GTK_WIDGET_CLASS (parent_class)->unrealize (widget);
 }
 
@@ -692,7 +692,7 @@ create_new_surface (GtkWidget *widget,
 
     return new;
 }
- 
+
 static void
 allocation_to_canvas_region (FooScrollArea *area,
 			     cairo_region_t *region)
@@ -739,7 +739,7 @@ foo_scroll_area_size_allocate (GtkWidget     *widget,
     cairo_region_destroy (invalid);
 
     gtk_widget_set_allocation (widget, allocation);
-    
+
     if (scroll_area->priv->input_window)
     {
 	cairo_surface_t *new_surface;
@@ -752,9 +752,9 @@ foo_scroll_area_size_allocate (GtkWidget     *widget,
 	cairo_surface_destroy (scroll_area->priv->surface);
 	scroll_area->priv->surface = new_surface;
     }
-    
+
     get_viewport (scroll_area, &new_viewport);
-    
+
     emit_viewport_changed (scroll_area, &new_viewport, &old_viewport);
 }
 
@@ -767,17 +767,17 @@ emit_input (FooScrollArea *scroll_area,
 	    gpointer		data)
 {
     FooScrollAreaEvent event;
-    
+
     if (!func)
 	return;
 
     if (type != FOO_MOTION)
 	emit_input (scroll_area, FOO_MOTION, x, y, func, data);
-    
+
     event.type = type;
     event.x = x;
     event.y = y;
-    
+
     func (scroll_area, &event, data);
 }
 
@@ -791,7 +791,7 @@ process_event (FooScrollArea	       *scroll_area,
     int i;
 
     allocation_to_canvas (scroll_area, &x, &y);
-    
+
     if (scroll_area->priv->grabbed)
     {
 	emit_input (scroll_area, input_type, x, y,
@@ -825,7 +825,7 @@ process_event (FooScrollArea	       *scroll_area,
 		    inside = cairo_in_fill (cr, x, y);
 
 		cairo_destroy (cr);
-		
+
 		if (inside)
 		{
 		    emit_input (scroll_area, input_type,
@@ -834,7 +834,7 @@ process_event (FooScrollArea	       *scroll_area,
 				path->data);
 		    return;
 		}
-		
+
 		path = path->next;
 	    }
 
@@ -855,7 +855,7 @@ process_gdk_event (FooScrollArea *scroll_area,
 		   GdkEvent      *event)
 {
     FooScrollAreaEventType input_type;
-    
+
     if (event->type == GDK_BUTTON_PRESS)
 	input_type = FOO_BUTTON_PRESS;
     else if (event->type == GDK_BUTTON_RELEASE)
@@ -864,7 +864,7 @@ process_gdk_event (FooScrollArea *scroll_area,
 	input_type = FOO_MOTION;
     else
 	return;
-    
+
     process_event (scroll_area, input_type, x, y);
 }
 
@@ -873,9 +873,9 @@ foo_scroll_area_button_press (GtkWidget *widget,
 			      GdkEventButton *event)
 {
     FooScrollArea *area = FOO_SCROLL_AREA (widget);
-    
+
     process_gdk_event (area, event->x, event->y, (GdkEvent *)event);
-    
+
     return TRUE;
 }
 
@@ -884,9 +884,9 @@ foo_scroll_area_button_release (GtkWidget *widget,
 				GdkEventButton *event)
 {
     FooScrollArea *area = FOO_SCROLL_AREA (widget);
-    
+
     process_gdk_event (area, event->x, event->y, (GdkEvent *)event);
-    
+
     return FALSE;
 }
 
@@ -895,7 +895,7 @@ foo_scroll_area_motion (GtkWidget *widget,
 			GdkEventMotion *event)
 {
     FooScrollArea *area = FOO_SCROLL_AREA (widget);
-    
+
     process_gdk_event (area, event->x, event->y, (GdkEvent *)event);
     return TRUE;
 }
@@ -912,7 +912,7 @@ foo_scroll_area_set_size_fixed_y (FooScrollArea	       *scroll_area,
 
     g_object_thaw_notify (G_OBJECT (scroll_area->priv->vadj));
     gtk_adjustment_set_value (scroll_area->priv->vadj, new_y);
-    
+
     set_adjustment_values (scroll_area);
     g_object_thaw_notify (G_OBJECT (scroll_area->priv->vadj));
 }
@@ -923,7 +923,7 @@ foo_scroll_area_set_size (FooScrollArea	       *scroll_area,
 			  int			height)
 {
     g_return_if_fail (FOO_IS_SCROLL_AREA (scroll_area));
-    
+
     /* FIXME: Default scroll algorithm should probably be to
      * keep the same *area* outside the screen as before.
      *
@@ -935,13 +935,13 @@ foo_scroll_area_set_size (FooScrollArea	       *scroll_area,
      * Maybe there should be some generic support for those
      * widgets. Can that even be done?
      *
-     * Should we have a version of this function using 
+     * Should we have a version of this function using
      * fixed points?
      */
-    
+
     scroll_area->priv->width = width;
     scroll_area->priv->height = height;
-    
+
     set_adjustment_values (scroll_area);
 }
 
@@ -977,7 +977,7 @@ foo_scroll_area_get_preferred_height (GtkWidget *widget,
 
 static void
 foo_scroll_area_scroll (FooScrollArea *area,
-			gint dx, 
+			gint dx,
 			gint dy)
 {
     GdkRectangle allocation;
@@ -994,7 +994,7 @@ foo_scroll_area_scroll (FooScrollArea *area,
     src_area.y -= dy;
 
     invalid_region = cairo_region_create_rectangle (&allocation);
-    
+
     if (gdk_rectangle_intersect (&allocation, &src_area, &move_area))
     {
 	cairo_region_t *move_region;
@@ -1020,17 +1020,17 @@ foo_scroll_area_scroll (FooScrollArea *area,
 	cairo_destroy (cr);
 
 	gtk_widget_queue_draw (GTK_WIDGET (area));
-	
+
 	move_region = cairo_region_create_rectangle (&move_area);
 	cairo_region_translate (move_region, dx, dy);
 	cairo_region_subtract (invalid_region, move_region);
 	cairo_region_destroy (move_region);
     }
-    
+
     allocation_to_canvas_region (area, invalid_region);
 
     foo_scroll_area_invalidate_region (area, invalid_region);
-    
+
     cairo_region_destroy (invalid_region);
 }
 
@@ -1042,9 +1042,9 @@ foo_scrollbar_adjustment_changed (GtkAdjustment *adj,
     gint dx = 0;
     gint dy = 0;
     GdkRectangle old_viewport, new_viewport;
-    
+
     get_viewport (scroll_area, &old_viewport);
-    
+
     if (adj == scroll_area->priv->hadj)
     {
 	/* FIXME: do we treat the offset as int or double, and,
@@ -1062,14 +1062,14 @@ foo_scrollbar_adjustment_changed (GtkAdjustment *adj,
     {
 	g_assert_not_reached ();
     }
-    
+
     if (gtk_widget_get_realized (widget))
     {
 	foo_scroll_area_scroll (scroll_area, -dx, -dy);
     }
-    
+
     get_viewport (scroll_area, &new_viewport);
-    
+
     emit_viewport_changed (scroll_area, &new_viewport, &old_viewport);
 }
 
@@ -1079,27 +1079,27 @@ set_one_adjustment (FooScrollArea *scroll_area,
 		    GtkAdjustment **location)
 {
     g_return_if_fail (location != NULL);
-    
+
     if (adjustment == *location)
 	return;
-    
+
     if (!adjustment)
 	adjustment = new_adjustment ();
-    
+
     g_return_if_fail (GTK_IS_ADJUSTMENT (adjustment));
-    
+
     if (*location)
     {
 	g_signal_handlers_disconnect_by_func (
 	    *location, foo_scrollbar_adjustment_changed, scroll_area);
-	
+
 	g_object_unref (*location);
     }
-    
+
     *location = adjustment;
-    
+
     g_object_ref_sink (*location);
-    
+
     g_signal_connect (*location, "value_changed",
 		      G_CALLBACK (foo_scrollbar_adjustment_changed),
 		      scroll_area);
@@ -1136,7 +1136,7 @@ foo_scroll_area_set_min_size (FooScrollArea *scroll_area,
 {
     scroll_area->priv->min_width = min_width;
     scroll_area->priv->min_height = min_height;
-    
+
     /* FIXME: think through invalidation.
      *
      * Goals: - no repainting everything on size_allocate(),
@@ -1151,7 +1151,7 @@ user_to_device (double *x, double *y,
 		gpointer data)
 {
     cairo_t *cr = data;
-    
+
     cairo_user_to_device (cr, x, y);
 }
 
@@ -1228,7 +1228,7 @@ canvas_to_window (FooScrollArea *area,
 {
     GtkAllocation allocation;
     GtkWidget *widget = GTK_WIDGET (area);
-    
+
     gtk_widget_get_allocation (widget, &allocation);
     cairo_region_translate (region,
 		       -area->priv->x_offset + allocation.x,
@@ -1263,10 +1263,10 @@ foo_scroll_area_invalidate_region (FooScrollArea *area,
     if (gtk_widget_get_realized (widget))
     {
 	canvas_to_window (area, region);
-	
+
 	gdk_window_invalidate_region (gtk_widget_get_window (widget),
 	                              region, TRUE);
-	
+
 	window_to_canvas (area, region);
     }
 }
@@ -1280,7 +1280,7 @@ foo_scroll_area_invalidate_rect (FooScrollArea *scroll_area,
 {
     GdkRectangle rect = { x, y, width, height };
     cairo_region_t *region;
-    
+
     g_return_if_fail (FOO_IS_SCROLL_AREA (scroll_area));
 
     region = cairo_region_create_rectangle (&rect);
@@ -1297,11 +1297,11 @@ foo_scroll_area_begin_grab (FooScrollArea *scroll_area,
 {
     g_return_if_fail (FOO_IS_SCROLL_AREA (scroll_area));
     g_return_if_fail (!scroll_area->priv->grabbed);
-    
+
     scroll_area->priv->grabbed = TRUE;
     scroll_area->priv->grab_func = func;
     scroll_area->priv->grab_data = input_data;
-    
+
     /* FIXME: we should probably take a server grab */
     /* Also, maybe there should be support for setting the grab cursor */
 }
@@ -1310,7 +1310,7 @@ void
 foo_scroll_area_end_grab (FooScrollArea *scroll_area)
 {
     g_return_if_fail (FOO_IS_SCROLL_AREA (scroll_area));
-    
+
     scroll_area->priv->grabbed = FALSE;
     scroll_area->priv->grab_func = NULL;
     scroll_area->priv->grab_data = NULL;
@@ -1354,7 +1354,7 @@ stop_scrolling (FooScrollArea *area)
 	g_source_remove (area->priv->auto_scroll_info->timeout_id);
 	g_timer_destroy (area->priv->auto_scroll_info->timer);
 	g_free (area->priv->auto_scroll_info);
-	
+
 	area->priv->auto_scroll_info = NULL;
     }
 }
@@ -1367,14 +1367,14 @@ scroll_idle (gpointer data)
     AutoScrollInfo *info = area->priv->auto_scroll_info;
     int new_x, new_y;
     double elapsed;
-    
+
     get_viewport (area, &viewport);
 
     elapsed = g_timer_elapsed (info->timer, NULL);
 
     info->res_x = elapsed * info->dx / 0.2;
     info->res_y = elapsed * info->dy / 0.2;
-    
+
     new_x = viewport.x + info->res_x;
     new_y = viewport.y + info->res_y;
 
@@ -1390,11 +1390,11 @@ scroll_idle (gpointer data)
 	 info->res_y < -1.0))
     {
 	stop_scrolling (area);
-	
+
 	/* stop scrolling if it didn't have an effect */
 	return FALSE;
     }
-    
+
     return TRUE;
 }
 
@@ -1410,7 +1410,7 @@ ensure_scrolling (FooScrollArea *area,
 	    g_idle_add (scroll_idle, area);
 	area->priv->auto_scroll_info->timer = g_timer_new ();
     }
-    
+
     area->priv->auto_scroll_info->dx = dx;
     area->priv->auto_scroll_info->dy = dy;
 }
@@ -1420,9 +1420,9 @@ foo_scroll_area_auto_scroll (FooScrollArea *scroll_area,
 			     FooScrollAreaEvent *event)
 {
     GdkRectangle viewport;
-    
+
     get_viewport (scroll_area, &viewport);
-    
+
     if (rect_contains (&viewport, event->x, event->y))
     {
 	stop_scrolling (scroll_area);
@@ -1430,9 +1430,9 @@ foo_scroll_area_auto_scroll (FooScrollArea *scroll_area,
     else
     {
 	int dx, dy;
-	
+
 	dx = dy = 0;
-	
+
 	if (event->y < viewport.y)
 	{
 	    dy = event->y - viewport.y;
@@ -1443,7 +1443,7 @@ foo_scroll_area_auto_scroll (FooScrollArea *scroll_area,
 	    dy = event->y - (viewport.y + viewport.height - 1);
 	    dy = MAX (dy - 2, 0);
 	}
-	
+
 	if (event->x < viewport.x)
 	{
 	    dx = event->x - viewport.x;
@@ -1454,7 +1454,7 @@ foo_scroll_area_auto_scroll (FooScrollArea *scroll_area,
 	    dx = event->x - (viewport.x + viewport.width - 1);
 	    dx = MAX (dx - 2, 0);
 	}
-	
+
 	ensure_scrolling (scroll_area, dx, dy);
     }
 }
diff --git a/capplets/display/xrandr-capplet.c b/capplets/display/xrandr-capplet.c
index bf498cf6..3dddb784 100644
--- a/capplets/display/xrandr-capplet.c
+++ b/capplets/display/xrandr-capplet.c
@@ -58,7 +58,7 @@ struct App
     GtkWidget	   *panel_checkbox;
     GtkWidget	   *clone_checkbox;
     GtkWidget	   *show_icon_checkbox;
-    GtkWidget      *primary_button;    
+    GtkWidget      *primary_button;
 
     /* We store the event timestamp when the Apply button is clicked */
     GtkWidget      *apply_button;
@@ -1628,7 +1628,7 @@ get_display_name (App *app,
      * translation could be "Pantallas en Espejo", *not* "Espejar Pantallas".
      */
         text = g_strdup_printf (_("Mirror Screens"));
-    } 
+    }
     else {
         text = g_strdup_printf ("<b>%s</b>\n<small>%s</small>", mate_rr_output_info_get_display_name (output), mate_rr_output_info_get_name (output));
     }
diff --git a/capplets/keybindings/mate-keybinding-properties.c b/capplets/keybindings/mate-keybinding-properties.c
index 3a8eefc2..9504af77 100644
--- a/capplets/keybindings/mate-keybinding-properties.c
+++ b/capplets/keybindings/mate-keybinding-properties.c
@@ -1113,7 +1113,7 @@ static gboolean cb_check_for_uniqueness(GtkTreeModel* model, GtkTreePath* path,
     {
         return FALSE;
     }
-    
+
     gchar *new_key_schema = NULL;
     gchar *element_schema = NULL;
     gchar *new_key_path = NULL;
@@ -1124,7 +1124,7 @@ static gboolean cb_check_for_uniqueness(GtkTreeModel* model, GtkTreePath* path,
             g_object_get (new_key->settings, "schema-id", &new_key_schema, NULL);
         g_object_get (new_key->settings, "path", &new_key_path, NULL);
     }
-    
+
     if (element->settings)
     {
             g_object_get (element->settings, "schema-id", &element_schema, NULL);
@@ -1656,7 +1656,7 @@ add_custom_shortcut (GtkTreeView  *tree_view,
     }
   else
     {
-      g_free (key_entry->gsettings_path); 
+      g_free (key_entry->gsettings_path);
       g_free (key_entry->gsettings_key);
       g_free (key_entry->description);
       g_free (key_entry->desc_gsettings_key);
diff --git a/capplets/keyboard/mate-keyboard-properties-xkblt.c b/capplets/keyboard/mate-keyboard-properties-xkblt.c
index 115ffac0..b5ee38e7 100644
--- a/capplets/keyboard/mate-keyboard-properties-xkblt.c
+++ b/capplets/keyboard/mate-keyboard-properties-xkblt.c
@@ -102,7 +102,7 @@ xkb_layouts_get_selected_list (void)
 	if (retval == NULL) {
 		if (initial_config.layouts_variants != NULL) {
 			for (i = 0; initial_config.layouts_variants[i] != NULL; i++)
-				retval = 
+				retval =
 				    g_slist_prepend (retval, g_strdup (initial_config.layouts_variants[i]));
 		}
 		retval = g_slist_reverse (retval);
diff --git a/capplets/keyboard/mate-keyboard-properties-xkbltadd.c b/capplets/keyboard/mate-keyboard-properties-xkbltadd.c
index 6b54fff2..8499314a 100644
--- a/capplets/keyboard/mate-keyboard-properties-xkbltadd.c
+++ b/capplets/keyboard/mate-keyboard-properties-xkbltadd.c
@@ -408,7 +408,7 @@ xkl_layout_chooser_add_default_switcher_if_necessary (GSList *
 		(layouts_list_strv, options_list_strv, &was_appended);
 	if (was_appended) {
 		xkb_options_set_selected_list (options_list);
-		
+
 	}
 	clear_xkb_elements_list (options_list);
 }
diff --git a/capplets/keyboard/mate-keyboard-properties-xkbot.c b/capplets/keyboard/mate-keyboard-properties-xkbot.c
index e67fcf86..cc161b62 100644
--- a/capplets/keyboard/mate-keyboard-properties-xkbot.c
+++ b/capplets/keyboard/mate-keyboard-properties-xkbot.c
@@ -63,7 +63,7 @@ xkb_options_get_selected_list (void)
 	if (retval == NULL) {
 		if (initial_config.options != NULL) {
 			for (i = 0; initial_config.options[i] != NULL; i++)
-				retval = 
+				retval =
 				    g_slist_prepend (retval, g_strdup (initial_config.options[i]));
 		}
 		retval = g_slist_reverse (retval);
diff --git a/capplets/mouse/mate-mouse-properties.c b/capplets/mouse/mate-mouse-properties.c
index fe8bad31..98efc439 100644
--- a/capplets/mouse/mate-mouse-properties.c
+++ b/capplets/mouse/mate-mouse-properties.c
@@ -284,7 +284,7 @@ setup_dialog (GtkBuilder *dialog)
 	g_settings_bind (mouse_settings, DOUBLE_CLICK_KEY,
 		gtk_range_get_adjustment (GTK_RANGE (WID ("delay_scale"))), "value",
 		G_SETTINGS_BIND_DEFAULT);
-	
+
 	gtk_image_set_from_stock (GTK_IMAGE (WID ("double_click_image")), MOUSE_DBLCLCK_OFF, mouse_capplet_dblclck_icon_get_size ());
 	g_object_set_data (G_OBJECT (WID ("double_click_eventbox")), "image", WID ("double_click_image"));
 	g_signal_connect (WID ("double_click_eventbox"), "button_press_event",
@@ -339,10 +339,10 @@ setup_dialog (GtkBuilder *dialog)
 		gtk_box_pack_start (GTK_BOX (WID ("hbox_three_finger_click")), three_click_comboxbox, FALSE, FALSE, 6);
 		int i;
 		for (i=0; i<4; i++) {
-			gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (two_click_comboxbox), emulation_values[i]);	
-			gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (three_click_comboxbox), emulation_values[i]);	
+			gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (two_click_comboxbox), emulation_values[i]);
+			gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (three_click_comboxbox), emulation_values[i]);
 		}
-		
+
 		g_signal_connect (two_click_comboxbox, "changed", G_CALLBACK (comboxbox_two_finger_changed_callback), dialog);
 		g_signal_connect (three_click_comboxbox, "changed", G_CALLBACK (comboxbox_three_finger_changed_callback), dialog);
 		gtk_combo_box_set_active (GTK_COMBO_BOX (two_click_comboxbox), g_settings_get_int (touchpad_settings, "two-finger-click"));
diff --git a/capplets/time-admin/src/main.c b/capplets/time-admin/src/main.c
index 96d0df6d..f33864f7 100644
--- a/capplets/time-admin/src/main.c
+++ b/capplets/time-admin/src/main.c
@@ -1,4 +1,4 @@
-/*   mate-user-admin 
+/*   mate-user-admin
 *   Copyright (C) 2018  zhuyaliang https://github.com/zhuyaliang/
 *
 *   This program is free software: you can redistribute it and/or modify
@@ -30,25 +30,25 @@ static gboolean CheckClockHealth(gpointer data)
     TimeAdmin *ta = (TimeAdmin *)data;
     Update_Clock_Start(ta);
     ta->ApplyId = 0;
-    
+
     return FALSE;
-}    
+}
 static void update_apply_timeout(TimeAdmin *ta)
 {
     Update_Clock_Stop(ta);
-    if (ta->ApplyId > 0) 
+    if (ta->ApplyId > 0)
     {
          g_source_remove (ta->ApplyId);
          ta->ApplyId = 0;
     }
     ta->ApplyId = g_timeout_add (10000, (GSourceFunc)CheckClockHealth,ta);
-}    
+}
 static void ChangeTimeValue(GtkSpinButton *spin_button,
                             gpointer      *data)
 {
     TimeAdmin *ta = (TimeAdmin *)data;
     if(TimeoutFlag == 0)
-    {    
+    {
         update_apply_timeout(ta);
     }
 }
@@ -62,16 +62,16 @@ static GdkPixbuf * GetAppIcon(void)
     {
         MessageReport(("Get Icon Fail"),Error->message,ERROR);
         g_error_free(Error);
-    }   
-    
+    }
+
     return Pixbuf;
-}   
+}
 static gboolean on_window_quit (GtkWidget *widget,
                                 GdkEvent  *event,
                                 gpointer   user_data)
 {
     TimeAdmin *ta = (TimeAdmin *)user_data;
-    
+
     QuitApp(ta);
     return TRUE;
 }
@@ -80,7 +80,7 @@ static void CloseWindow (GtkButton *button,gpointer data)
     TimeAdmin *ta = (TimeAdmin *)data;
 
     QuitApp(ta);
-}   
+}
 static void UpdatePermission(TimeAdmin *ta)
 {
     gboolean is_authorized;
@@ -116,7 +116,7 @@ static void InitMainWindow(TimeAdmin *ta)
     gtk_window_set_resizable(GTK_WINDOW(Window),FALSE);
     gtk_window_set_hide_titlebar_when_maximized(GTK_WINDOW(Window),TRUE);
     gtk_window_set_position(GTK_WINDOW(Window), GTK_WIN_POS_CENTER);
-    gtk_window_set_title(GTK_WINDOW(Window),_("Time and Date Manager")); 
+    gtk_window_set_title(GTK_WINDOW(Window),_("Time and Date Manager"));
     gtk_container_set_border_width(GTK_CONTAINER(Window),10);
     gtk_widget_set_size_request(Window, 300, 360);
     g_signal_connect(G_OBJECT(Window),
@@ -152,39 +152,39 @@ static int RecordPid(void)
 {
     int pid = 0;
     int fd;
-    int Length = 0; 
+    int Length = 0;
     char WriteBuf[30] = { 0 };
     fd = open(LOCKFILE,O_WRONLY|O_CREAT|O_TRUNC,0777);
     if(fd < 0)
     {
          MessageReport(_("open file"),_("Create pid file failed"),ERROR);
-         return -1;      
-    }       
-    chmod(LOCKFILE,0777); 
+         return -1;
+    }
+    chmod(LOCKFILE,0777);
     pid = getpid();
     sprintf(WriteBuf,"%d",pid);
     Length = write(fd,WriteBuf,strlen(WriteBuf));
     if(Length <= 0 )
     {
         MessageReport(_("write file"),_("write pid file failed"),ERROR);
-        return -1;      
-    }			
+        return -1;
+    }
     close(fd);
 
     return 0;
-}        
+}
 /******************************************************************************
-* Function:              ProcessRuning      
-*        
-* Explain: Check whether the process has been started,If the process is not started, 
+* Function:              ProcessRuning
+*
+* Explain: Check whether the process has been started,If the process is not started,
 *          record the current process ID =====>"/tmp/user-admin.pid"
-*        
-* Input:         
-*        
-*        
+*
+* Input:
+*
+*
 * Output:  start        :TRUE
 *          not start    :FALSE
-*        
+*
 * Author:  zhuyaliang  31/07/2018
 ******************************************************************************/
 static gboolean ProcessRuning(void)
@@ -201,38 +201,38 @@ static gboolean ProcessRuning(void)
         {
              MessageReport(_("open file"),_("open pid file failed"),ERROR);
              return TRUE;
-        }        
+        }
         if(read(fd,ReadBuf,sizeof(ReadBuf)) <= 0)
         {
              MessageReport(_("read file"),_("read pid file failed"),ERROR);
              goto ERROREXIT;
-        }        
+        }
         pid = atoi(ReadBuf);
         if(kill(pid,0) == 0)
-        {        
+        {
              goto ERROREXIT;
         }
     }
-    
+
     if(RecordPid() < 0)
         Run = TRUE;
-    
+
     return Run;
 ERROREXIT:
     close(fd);
     return TRUE;
 
-}        
+}
 static char *translate(const char *value)
 {
     g_autofree gchar *zone_translated = NULL;
     char *name;
-    
+
     zone_translated = g_strdup (dgettext (GETTEXT_PACKAGE_TIMEZONES,value));
     name = g_strdup_printf (C_("timezone loc", "%s"),zone_translated);
-    
+
     return name;
-}    
+}
 static GtkWidget * TimeZoneAndNtp(TimeAdmin *ta)
 {
     GtkWidget  *table;
@@ -249,8 +249,8 @@ static GtkWidget * TimeZoneAndNtp(TimeAdmin *ta)
     gtk_widget_set_halign(TimeZoneLabel,GTK_ALIGN_START);
     SetLableFontType(TimeZoneLabel,11,_("Time Zone:"));
     gtk_grid_attach(GTK_GRID(table) ,TimeZoneLabel, 0 , 0 , 1 , 1);
-    
-    SetupTimezoneDialog(ta); 
+
+    SetupTimezoneDialog(ta);
     TimeZone = GetTimeZone(ta);
     ZoneName = translate(TimeZone);
     ta->TimeZoneButton = gtk_button_new_with_label(ZoneName);
@@ -260,12 +260,12 @@ static GtkWidget * TimeZoneAndNtp(TimeAdmin *ta)
                       ta);
 
     gtk_grid_attach(GTK_GRID(table) ,ta->TimeZoneButton,1 , 0 , 3 , 1);
-    
+
     NtpSyncLabel = gtk_label_new(NULL);
     gtk_widget_set_halign(NtpSyncLabel,GTK_ALIGN_START);
     SetLableFontType(NtpSyncLabel,11,_("Ntp Sync:"));
     gtk_grid_attach(GTK_GRID(table) ,NtpSyncLabel,  0 , 1 , 1 , 1);
-    
+
     ta->NtpSyncSwitch = gtk_switch_new();
     NtpState = GetNtpState(ta);
     ta->NtpState = NtpState;
@@ -276,13 +276,13 @@ static GtkWidget * TimeZoneAndNtp(TimeAdmin *ta)
                      "state-set",
                       G_CALLBACK (ChangeNtpSync),
                       ta);
-    
+
     gtk_grid_set_row_spacing(GTK_GRID(table), 6);
     gtk_grid_set_column_spacing(GTK_GRID(table), 12);
 
     return table;
 
-}   
+}
 
 static GtkWidget *GetSpinButton(int Initial,int Maximum,TimeAdmin *ta)
 {
@@ -301,45 +301,45 @@ static GtkWidget *GetSpinButton(int Initial,int Maximum,TimeAdmin *ta)
                       G_CALLBACK (ChangeTimeValue),
                       ta);
 
-    SetTooltip(SpinButton,!ta->NtpState); 
+    SetTooltip(SpinButton,!ta->NtpState);
     return SpinButton;
-}    
+}
 static GtkWidget *SetClock(TimeAdmin *ta)
 {
     GtkWidget *table;
     GtkWidget *TimeLabel;
     struct tm *LocalTime;
-    
+
     table = gtk_grid_new();
     gtk_grid_set_column_homogeneous(GTK_GRID(table),TRUE);
-    
+
     TimeLabel = gtk_label_new(NULL);
     SetLableFontType(TimeLabel,13,_("Set Time"));
     gtk_widget_set_halign(TimeLabel,GTK_ALIGN_CENTER);
     gtk_widget_set_valign(TimeLabel,GTK_ALIGN_START);
     gtk_widget_set_hexpand(TimeLabel,FALSE);
     gtk_grid_attach(GTK_GRID(table) ,TimeLabel, 1 , 0 , 1 , 1);
-    
+
     LocalTime = GetCurrentTime();
     ta->UpdateTimeId = 0;
     ta->ApplyId      = 0;
-    
+
     ta->HourSpin = GetSpinButton(LocalTime->tm_hour,23,ta);
     gtk_grid_attach(GTK_GRID(table) ,ta->HourSpin, 0 , 1 , 1 , 1);
-    
+
     ta->MinuteSpin = GetSpinButton(LocalTime->tm_min,59,ta);
     gtk_grid_attach(GTK_GRID(table) ,ta->MinuteSpin, 1 , 1 , 1 , 1);
 
     ta->SecondSpin = GetSpinButton (LocalTime->tm_sec,59,ta);
     gtk_grid_attach(GTK_GRID(table) ,ta->SecondSpin, 2 , 1 , 1 , 1);
-    
+
     Update_Clock_Start(ta);
-    
+
     gtk_grid_set_row_spacing(GTK_GRID(table), 6);
     gtk_grid_set_column_spacing(GTK_GRID(table), 12);
-    
+
     return table;
-}    
+}
 
 static GtkWidget *SetDate(TimeAdmin *ta)
 {
@@ -349,15 +349,15 @@ static GtkWidget *SetDate(TimeAdmin *ta)
 
     table = gtk_grid_new();
     gtk_grid_set_column_homogeneous(GTK_GRID(table),TRUE);
-    
+
     DateLabel = gtk_label_new(NULL);
     SetLableFontType(DateLabel,13,_("Set Date"));
     gtk_grid_attach(GTK_GRID(table) ,DateLabel, 1 , 0 , 2 , 2);
-    
+
     LocalTime = GetCurrentTime();
     ta->Calendar = gtk_calendar_new ();
     gtk_widget_set_sensitive(ta->Calendar,!ta->NtpState);
-    SetTooltip(ta->Calendar,!ta->NtpState); 
+    SetTooltip(ta->Calendar,!ta->NtpState);
     gtk_calendar_mark_day(GTK_CALENDAR(ta->Calendar),LocalTime->tm_mday);
     ta->OldDay = LocalTime->tm_mday;
     gtk_grid_attach(GTK_GRID(table) ,ta->Calendar, 0 , 2 , 4 , 3);
@@ -368,9 +368,9 @@ static GtkWidget *SetDate(TimeAdmin *ta)
                      "clicked",
                       G_CALLBACK (CloseWindow),
                       ta);
-    
+
 	gtk_grid_attach(GTK_GRID(table) ,ta->ButtonLock, 0 , 5 , 1 , 1);
-    
+
 	ta->SaveButton  = gtk_button_new_with_label (_("Save"));
     gtk_widget_set_sensitive(ta->SaveButton,!ta->NtpState);
     gtk_grid_attach(GTK_GRID(table) ,ta->SaveButton, 2 , 5 , 1 , 1);
@@ -381,7 +381,7 @@ static GtkWidget *SetDate(TimeAdmin *ta)
 
     gtk_grid_set_row_spacing(GTK_GRID(table), 6);
     gtk_grid_set_column_spacing(GTK_GRID(table), 12);
-    
+
     return table;
 
 }
@@ -394,7 +394,7 @@ static void CreateClockInterface(TimeAdmin *ta)
 
     Vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 8);
     gtk_container_add(GTK_CONTAINER(ta->MainWindow), Vbox);
-    
+
     Vbox1 = TimeZoneAndNtp(ta);
     gtk_box_pack_start(GTK_BOX(Vbox),Vbox1,TRUE,TRUE,8);
 
@@ -402,7 +402,7 @@ static void CreateClockInterface(TimeAdmin *ta)
     gtk_box_pack_start(GTK_BOX(Vbox),Vbox2,TRUE,TRUE,8);
     Vbox3 = SetDate(ta);
     gtk_box_pack_start(GTK_BOX(Vbox),Vbox3,TRUE,TRUE,8);
-}    
+}
 static gboolean InitDbusProxy(TimeAdmin *ta)
 {
     GError *error = NULL;
@@ -412,7 +412,7 @@ static gboolean InitDbusProxy(TimeAdmin *ta)
     {
         MessageReport(_("g_bus_get_sync"),error->message,ERROR);
         goto EXIT;
-    } 
+    }
     ta->proxy = g_dbus_proxy_new_sync (ta->Connection,
                                        G_DBUS_PROXY_FLAGS_NONE,
                                        NULL,
@@ -425,29 +425,29 @@ static gboolean InitDbusProxy(TimeAdmin *ta)
     {
         MessageReport(_("g_bus_proxy_new"),error->message,ERROR);
         goto EXIT;
-    }    
+    }
 
     return TRUE;
 EXIT:
     g_error_free(error);
     return FALSE;
-}    
+}
 int main(int argc, char **argv)
 {
     TimeAdmin ta;
 
-    bindtextdomain (PACKAGE,MATELOCALEDIR);   
-    textdomain (PACKAGE); 
-    bind_textdomain_codeset (GETTEXT_PACKAGE_TIMEZONES, "UTF-8"); 
-    
+    bindtextdomain (PACKAGE,MATELOCALEDIR);
+    textdomain (PACKAGE);
+    bind_textdomain_codeset (GETTEXT_PACKAGE_TIMEZONES, "UTF-8");
+
     gtk_init(&argc, &argv);
-    
+
     /* Create the main window */
     InitMainWindow(&ta);
 
     /* Check whether the process has been started */
     if(ProcessRuning() == TRUE)
-        exit(0);       
+        exit(0);
     if(InitDbusProxy(&ta) == FALSE)
     {
         exit(0);
@@ -456,6 +456,6 @@ int main(int argc, char **argv)
 	UpdatePermission(&ta);
     gtk_widget_show_all(ta.MainWindow);
     gtk_main();
-    
+
     return TRUE;
 }
diff --git a/capplets/time-admin/src/time-map.c b/capplets/time-admin/src/time-map.c
index 10a3666e..ad38ef52 100644
--- a/capplets/time-admin/src/time-map.c
+++ b/capplets/time-admin/src/time-map.c
@@ -1,4 +1,4 @@
-/*  time-admin 
+/*  time-admin
 *   Copyright (C) 2018  zhuyaliang https://github.com/zhuyaliang/
 *
 *   This program is free software: you can redistribute it and/or modify
@@ -31,13 +31,13 @@ typedef struct
     guchar green;
     guchar blue;
     guchar alpha;
-}TimezoneMapOffset; 
+}TimezoneMapOffset;
 enum
 {
     LOCATION_CHANGED,
     LAST_SIGNAL
 };
- 
+
 G_DEFINE_TYPE (TimezoneMap, timezone_map, GTK_TYPE_WIDGET)
 static guint signals[LAST_SIGNAL];
 static TimezoneMapOffset color_codes[] =
@@ -428,13 +428,13 @@ set_location (TimezoneMap   *map,
               TzLocation    *location)
 {
     g_autoptr(TzInfo) info = NULL;
-    
+
     map->location = location;
     info = tz_info_from_location (map->location);
     map->selected_offset = tz_location_get_utc_offset (map->location)
-                                                      / (60.0*60.0) + 
+                                                      / (60.0*60.0) +
                                                       ((info->daylight) ? -1.0 : 0.0);
-    
+
     g_signal_emit (map, signals[LOCATION_CHANGED], 0, map->location,NULL);
 }
 
@@ -524,8 +524,8 @@ timezone_map_class_init (TimezoneMapClass *klass)
     widget_class->realize = cc_timezone_map_realize;
     widget_class->draw = cc_timezone_map_draw;
     widget_class->state_flags_changed = cc_timezone_map_state_flags_changed;
-    
-    
+
+
     signals[LOCATION_CHANGED] = g_signal_new ("location-changed",
                                                TYPE_TIMEZONE_MAP,
                                                G_SIGNAL_RUN_FIRST,
@@ -541,10 +541,10 @@ static void
 timezone_map_init (TimezoneMap *map)
 {
     GError *err = NULL;
-    
+
     map->orig_background = gdk_pixbuf_new_from_file (TIMPZONEDIR"bg.png",&err);
     if (!map->orig_background)
-    {   
+    {
         g_warning ("Could not load background image: %s",
                    (err) ? err->message : "Unknown error");
         g_clear_error (&err);
@@ -575,10 +575,10 @@ timezone_map_init (TimezoneMap *map)
 
     map->tzdb = tz_load_db ();
 
-    g_signal_connect_object (map, 
-                            "button-press-event", 
-                             G_CALLBACK (button_press_event), 
-                             map, 
+    g_signal_connect_object (map,
+                            "button-press-event",
+                             G_CALLBACK (button_press_event),
+                             map,
                              G_CONNECT_SWAPPED);
 }
 gboolean timezone_map_set_timezone (TimezoneMap *map,
@@ -588,7 +588,7 @@ gboolean timezone_map_set_timezone (TimezoneMap *map,
     guint i;
     g_autofree gchar *real_tz = NULL;
     gboolean ret;
-    
+
     real_tz = tz_info_get_clean_name (map->tzdb, timezone);
 
     locations = tz_get_locations (map->tzdb);
@@ -612,7 +612,7 @@ gboolean timezone_map_set_timezone (TimezoneMap *map,
     return ret;
 }
 TzLocation *timezone_map_get_location (TimezoneMap *map)
-{  
+{
     return map->location;
 }
 void timezone_map_set_bubble_text (TimezoneMap *map,
@@ -624,6 +624,6 @@ void timezone_map_set_bubble_text (TimezoneMap *map,
 }
 
 TimezoneMap * timezone_map_new (void)
-{  
+{
     return g_object_new (TYPE_TIMEZONE_MAP, NULL);
-} 
+}
diff --git a/capplets/time-admin/src/time-map.h b/capplets/time-admin/src/time-map.h
index e7e574dc..979dceaf 100644
--- a/capplets/time-admin/src/time-map.h
+++ b/capplets/time-admin/src/time-map.h
@@ -1,4 +1,4 @@
-/*  time-admin 
+/*  time-admin
 *   Copyright (C) 2018  zhuyaliang https://github.com/zhuyaliang/
 *
 *   This program is free software: you can redistribute it and/or modify
@@ -49,7 +49,7 @@ typedef struct TimezoneMap
 typedef struct TimezoneMapClass
 {
     GtkWidgetClass parent_class;
- 
+
 } TimezoneMapClass;
 
 GType         timezone_map_get_type        (void) G_GNUC_CONST;
@@ -62,7 +62,7 @@ gboolean      timezone_map_set_timezone    (TimezoneMap *map,
 
 TzLocation   *timezone_map_get_location    (TimezoneMap *map);
 
-TimezoneMap * timezone_map_new             (void); 
+TimezoneMap * timezone_map_new             (void);
 
 G_END_DECLS
 #endif
diff --git a/capplets/time-admin/src/time-share.c b/capplets/time-admin/src/time-share.c
index b4c34e80..797f506f 100644
--- a/capplets/time-admin/src/time-share.c
+++ b/capplets/time-admin/src/time-share.c
@@ -1,4 +1,4 @@
-/*  time-admin 
+/*  time-admin
 *   Copyright (C) 2018  zhuyaliang https://github.com/zhuyaliang/
 *
 *   This program is free software: you can redistribute it and/or modify
@@ -22,14 +22,14 @@
 
 /******************************************************************************
 * Function:            MessageReport
-*        
+*
 * Explain: Prompt information dialog
-*          
+*
 * Input:  @Title           Message title
-*         @Msg             Message content           
+*         @Msg             Message content
 *         @nType           Message type
-* Output: 
-*        
+* Output:
+*
 * Author:  zhuyaliang  25/05/2018
 ******************************************************************************/
 int MessageReport(const char *Title,const char *Msg,int nType)
@@ -85,7 +85,7 @@ int MessageReport(const char *Title,const char *Msg,int nType)
                                             GTK_BUTTONS_YES_NO,
                                             "%s",Title);
             break;
-        }    
+        }
         default :
             break;
 
@@ -114,12 +114,12 @@ void QuitApp(TimeAdmin *ta)
     if(ta->UpdateTimeId > 0)
     {
         g_source_remove (ta->UpdateTimeId);
-    }    
+    }
     if(ta->ApplyId > 0)
     {
         g_source_remove(ta->ApplyId);
-    }    
-    
+    }
+
     gtk_main_quit();
 }
 GtkWidget* DialogAddButtonWithIconName (GtkDialog   *dialog,
diff --git a/capplets/time-admin/src/time-share.h b/capplets/time-admin/src/time-share.h
index a0088a87..e5e8a476 100644
--- a/capplets/time-admin/src/time-share.h
+++ b/capplets/time-admin/src/time-share.h
@@ -1,4 +1,4 @@
-/*   time-admin 
+/*   time-admin
 *   Copyright (C) 2018  zhuyaliang https://github.com/zhuyaliang/
 *
 *   This program is free software: you can redistribute it and/or modify
@@ -46,7 +46,7 @@
 
 GtkWidget *WindowLogin;
 int        TimeoutFlag;
-typedef struct 
+typedef struct
 {
     GtkWidget        *MainWindow;
     GtkWidget        *HourSpin;
@@ -57,7 +57,7 @@ typedef struct
     GtkWidget        *Calendar;
     GtkWidget        *CloseButton;
     GtkWidget        *SaveButton;
-    int               UpdateTimeId; 
+    int               UpdateTimeId;
     int               ApplyId;
     int               OldDay;
     gboolean          NtpState;
diff --git a/capplets/time-admin/src/time-tool.c b/capplets/time-admin/src/time-tool.c
index f2375808..0e12bd65 100644
--- a/capplets/time-admin/src/time-tool.c
+++ b/capplets/time-admin/src/time-tool.c
@@ -1,4 +1,4 @@
-/*  time-admin 
+/*  time-admin
 *   Copyright (C) 2018  zhuyaliang https://github.com/zhuyaliang/
 *
 *   This program is free software: you can redistribute it and/or modify
@@ -25,20 +25,20 @@ struct tm *GetCurrentTime(void)
 	time_t tt;
 	tzset();
 	tt=time(NULL);
-	
+
     return localtime(&tt);
 }
 static void UpdateDate(TimeAdmin *ta,gboolean state)
 {
     struct tm *LocalTime;
-    
+
     if(state == TRUE)
-    {    
+    {
         LocalTime = GetCurrentTime();
-        gtk_calendar_select_month (GTK_CALENDAR (ta->Calendar), 
+        gtk_calendar_select_month (GTK_CALENDAR (ta->Calendar),
                                    LocalTime->tm_mon,
                                    LocalTime->tm_year+1900);
-        gtk_calendar_select_day   (GTK_CALENDAR (ta->Calendar), 
+        gtk_calendar_select_day   (GTK_CALENDAR (ta->Calendar),
                                    LocalTime->tm_mday);
     }
 }
@@ -47,18 +47,18 @@ static gboolean UpdateClock(gpointer data)
     TimeAdmin *ta = (TimeAdmin *)data;
     struct tm *LocalTime;
     gchar     *str;
-    
+
     LocalTime = GetCurrentTime();
     TimeoutFlag = 1;
     gtk_spin_button_set_value(GTK_SPIN_BUTTON(ta->HourSpin),LocalTime->tm_hour);
     gtk_spin_button_set_value(GTK_SPIN_BUTTON(ta->MinuteSpin),LocalTime->tm_min);
     str = g_strdup_printf ("%02d", LocalTime->tm_sec);
     gtk_entry_set_text(GTK_ENTRY(ta->SecondSpin),str);
-    
-    UpdateDate(ta,ta->NtpState); 
+
+    UpdateDate(ta,ta->NtpState);
     gtk_calendar_mark_day(GTK_CALENDAR(ta->Calendar),LocalTime->tm_mday);
     if(LocalTime->tm_mday != ta->OldDay)
-    {   
+    {
         gtk_calendar_unmark_day(GTK_CALENDAR(ta->Calendar),ta->OldDay);
         ta->OldDay = LocalTime->tm_mday;
     }
@@ -72,16 +72,16 @@ void Update_Clock_Start(TimeAdmin *ta)
     if(ta->UpdateTimeId <= 0)
     {
         ta->UpdateTimeId = g_timeout_add(1000,(GSourceFunc)UpdateClock,ta);
-    }    
+    }
 
-}    
+}
 void Update_Clock_Stop(TimeAdmin *ta)
 {
     if(ta->UpdateTimeId > 0)
     {
         g_source_remove(ta->UpdateTimeId);
         ta->UpdateTimeId = 0;
-    }    
+    }
 }
 gboolean GetNtpState(TimeAdmin *ta)
 {
@@ -102,7 +102,7 @@ gboolean GetNtpState(TimeAdmin *ta)
     {
         goto EXIT;
     }
- 
+
     ret = g_dbus_proxy_call_sync (proxy,
                                  "Get",
                                   g_variant_new ("(ss)",
@@ -124,7 +124,7 @@ EXIT:
     g_error_free(error);
     return FALSE;
 
-}   
+}
 
 const gchar *GetTimeZone(TimeAdmin *ta)
 {
@@ -145,7 +145,7 @@ const gchar *GetTimeZone(TimeAdmin *ta)
     {
         goto EXIT;
     }
- 
+
     ret = g_dbus_proxy_call_sync (proxy,
                                  "Get",
                                   g_variant_new ("(ss)",
@@ -172,7 +172,7 @@ void SetTimeZone(GDBusProxy *proxy,const char *zone)
 {
     GError *error = NULL;
     GVariant *ret;
-    
+
     ret = g_dbus_proxy_call_sync (proxy,
                                  "SetTimezone",
                                   g_variant_new ("(sb)",zone,1),
@@ -184,20 +184,20 @@ void SetTimeZone(GDBusProxy *proxy,const char *zone)
     if(ret == NULL)
     {
         MessageReport(_("Set time zone"),error->message,ERROR);
-    }    
-}    
+    }
+}
 static void ChangeSpinBttonState(TimeAdmin *ta,gboolean State)
 {
     gtk_widget_set_sensitive(ta->SaveButton,!State);
-    SetTooltip(ta->SaveButton,!ta->NtpState); 
+    SetTooltip(ta->SaveButton,!ta->NtpState);
     gtk_widget_set_sensitive(ta->HourSpin,  !State);
-    SetTooltip(ta->HourSpin,!ta->NtpState); 
+    SetTooltip(ta->HourSpin,!ta->NtpState);
     gtk_widget_set_sensitive(ta->MinuteSpin,!State);
-    SetTooltip(ta->MinuteSpin,!ta->NtpState); 
+    SetTooltip(ta->MinuteSpin,!ta->NtpState);
     gtk_widget_set_sensitive(ta->SecondSpin,!State);
-    SetTooltip(ta->SecondSpin,!ta->NtpState); 
+    SetTooltip(ta->SecondSpin,!ta->NtpState);
     gtk_widget_set_sensitive(ta->Calendar,  !State);
-    SetTooltip(ta->Calendar,!ta->NtpState); 
+    SetTooltip(ta->Calendar,!ta->NtpState);
 }
 
 gboolean ChangeNtpSync(GtkSwitch *widget,gboolean state,gpointer data)
@@ -205,7 +205,7 @@ gboolean ChangeNtpSync(GtkSwitch *widget,gboolean state,gpointer data)
     TimeAdmin *ta = (TimeAdmin *)data;
     GError *error = NULL;
     GVariant *ret;
-   
+
     ret = g_dbus_proxy_call_sync (ta->proxy,
                                  "SetNTP",
                                   g_variant_new ("(bb)",state,state),
@@ -219,22 +219,22 @@ gboolean ChangeNtpSync(GtkSwitch *widget,gboolean state,gpointer data)
         MessageReport(_("Set Ntp sync"),error->message,ERROR);
         g_error_free(error);
         return TRUE;
-    }    
+    }
     else
     {
         ta->NtpState = state;
         ChangeSpinBttonState(ta,state);
         Update_Clock_Start(ta);
         UpdateDate(ta,state);
-    }    
+    }
     return FALSE;
-}   
+}
 static guint GetTimeStamp(TimeAdmin *ta)
 {
     guint year,month,day,hour,min,sec;
     GDateTime *dt;
     char      *st;
-    
+
     gtk_calendar_get_date(GTK_CALENDAR(ta->Calendar),&year,&month,&day);
     hour = gtk_spin_button_get_value(GTK_SPIN_BUTTON(ta->HourSpin));
     min  = gtk_spin_button_get_value(GTK_SPIN_BUTTON(ta->MinuteSpin));
@@ -249,7 +249,7 @@ static void SetTime(GDBusProxy *proxy,gint64 TimeSec)
 {
     GError *error = NULL;
     GVariant *ret;
-    
+
     ret = g_dbus_proxy_call_sync (proxy,
                                  "SetTime",
                                   g_variant_new ("(xbb)",TimeSec * 1000 * 1000,0,0),
@@ -262,8 +262,8 @@ static void SetTime(GDBusProxy *proxy,gint64 TimeSec)
     {
         MessageReport(_("Set Ntp sync"),error->message,ERROR);
         g_error_free(error);
-    }    
-}    
+    }
+}
 void SaveModifyTime (GtkButton *button,gpointer data)
 {
     TimeAdmin *ta = (TimeAdmin *)data;
@@ -277,5 +277,5 @@ void SaveModifyTime (GtkButton *button,gpointer data)
     else
     {
         MessageReport(_("Set Time"),_("NTP synchronization has been started, the modification is invalid"),INFOR);
-    }    
-}    
+    }
+}
diff --git a/capplets/time-admin/src/time-tool.h b/capplets/time-admin/src/time-tool.h
index ad098bce..f5461b0d 100644
--- a/capplets/time-admin/src/time-tool.h
+++ b/capplets/time-admin/src/time-tool.h
@@ -1,4 +1,4 @@
-/*  time-admin 
+/*  time-admin
 *   Copyright (C) 2018  zhuyaliang https://github.com/zhuyaliang/
 *
 *   This program is free software: you can redistribute it and/or modify
diff --git a/capplets/time-admin/src/time-zone.c b/capplets/time-admin/src/time-zone.c
index b2c6265c..a0852bf2 100644
--- a/capplets/time-admin/src/time-zone.c
+++ b/capplets/time-admin/src/time-zone.c
@@ -1,4 +1,4 @@
-/*  time-admin 
+/*  time-admin
 *   Copyright (C) 2018  zhuyaliang https://github.com/zhuyaliang/
 *
 *   This program is free software: you can redistribute it and/or modify
@@ -94,8 +94,8 @@ static void load_backward_tz (TzDB *tz_db)
     {
         g_error("%s does not exist\r\n",BACKFILE);
 
-    }    
-    while(fgets(buf,128,fp)) 
+    }
+    while(fgets(buf,128,fp))
     {
         g_auto(GStrv) items = NULL;
         guint j;
@@ -128,26 +128,26 @@ static void load_backward_tz (TzDB *tz_db)
             real = "Etc/GMT";
 
         g_hash_table_insert (tz_db->backward, g_strdup (alias), g_strdup (real));
-        
-    }    
+
+    }
     fclose(fp);
 }
 
 TzDB *tz_load_db (void)
-{  
+{
     g_autofree gchar *tz_data_file = NULL;
     TzDB *tz_db;
     FILE *tzfile;
     char buf[4096];
 
     tz_data_file = tz_data_file_get ();
-    if (!tz_data_file) 
+    if (!tz_data_file)
     {
         g_warning ("Could not get the TimeZone data file name");
         return NULL;
     }
     tzfile = fopen (tz_data_file, "r");
-    if (!tzfile) 
+    if (!tzfile)
     {
         g_warning ("Could not open *%s*\n", tz_data_file);
         return NULL;
@@ -224,15 +224,15 @@ static GtkWidget *GetTimeZoneMap(TimeAdmin *ta)
                      "location-changed",
                       G_CALLBACK (LocationChanged),
                       ta);
-   
+
     completion = gtk_entry_completion_new ();
     gtk_entry_set_completion (GTK_ENTRY (ta->TimezoneEntry), completion);
     gtk_entry_completion_set_model (completion, GTK_TREE_MODEL (ta->CityListStore));
     gtk_entry_completion_set_text_column (completion, CITY_COL_CITY_HUMAN_READABLE);
-    
+
 
     return map;
-}  
+}
 static char *
 translated_city_name (TzLocation *loc)
 {
@@ -273,7 +273,7 @@ update_timezone (TimezoneMap *map)
 
     current_location = timezone_map_get_location (TIMEZONEMAP (map));
     city_country = translated_city_name (current_location);
-    
+
     timezone = g_time_zone_new (current_location->zone);
     current_date = g_date_time_new_now_local ();
     date = g_date_time_to_timezone (current_date, timezone);
@@ -323,12 +323,12 @@ static void LoadCities (TzLocation   *loc,
     g_autofree gchar *human_readable = NULL;
 
     human_readable = translated_city_name (loc);
-    gtk_list_store_insert_with_values (CityStore, 
-                                       NULL, 
+    gtk_list_store_insert_with_values (CityStore,
+                                       NULL,
                                        0,
-                                       CITY_COL_CITY_HUMAN_READABLE, 
+                                       CITY_COL_CITY_HUMAN_READABLE,
                                        human_readable,
-                                       CITY_COL_ZONE, 
+                                       CITY_COL_ZONE,
                                        loc->zone,
                                      -1);
 }
@@ -336,13 +336,13 @@ static void LoadCities (TzLocation   *loc,
 static void CreateCityList(TimeAdmin *ta)
 {
     g_autoptr(TzDB) db = NULL;
-    
+
     ta->CityListStore = gtk_list_store_new (CITY_NUM_COLS,G_TYPE_STRING,G_TYPE_STRING);
- 
+
     db = tz_load_db ();
     g_ptr_array_foreach (db->locations, (GFunc) LoadCities, ta->CityListStore);
 
-}    
+}
 static GtkWidget *CreateZoneFrame(TimeAdmin *ta)
 {
     GtkWidget *TimeZoneFrame;
@@ -350,9 +350,9 @@ static GtkWidget *CreateZoneFrame(TimeAdmin *ta)
     TimeZoneFrame = gtk_frame_new (_("Time Zone"));
     gtk_widget_set_size_request(TimeZoneFrame,300,200);
     gtk_frame_set_shadow_type(GTK_FRAME(TimeZoneFrame),GTK_SHADOW_NONE);
-   
+
     return TimeZoneFrame;
-}    
+}
 static GtkWidget *CreateZoneScrolled(TimeAdmin *ta)
 {
     GtkWidget *Scrolled;
@@ -364,11 +364,11 @@ static GtkWidget *CreateZoneScrolled(TimeAdmin *ta)
                                          GTK_SHADOW_IN);
 
     return Scrolled;
-}    
+}
 static void CreateZoneEntry(TimeAdmin *ta)
 {
     GtkWidget *hbox;
-    
+
     ta->TimezoneEntry = gtk_search_entry_new ();
     hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 10);
     gtk_widget_set_halign (hbox, GTK_ALIGN_CENTER);
@@ -381,7 +381,7 @@ static void CreateZoneEntry(TimeAdmin *ta)
     gtk_container_add (GTK_CONTAINER (ta->SearchBar), hbox);
     gtk_search_bar_set_search_mode(GTK_SEARCH_BAR(ta->SearchBar),TRUE);
 
-}  
+}
 
 static gboolean CityChanged(GtkEntryCompletion *completion,
                             GtkTreeModel       *model,
@@ -391,9 +391,9 @@ static gboolean CityChanged(GtkEntryCompletion *completion,
     GtkWidget *entry;
     g_autofree gchar *zone = NULL;
 
-    gtk_tree_model_get (model, 
+    gtk_tree_model_get (model,
                         iter,
-                        CITY_COL_ZONE, 
+                        CITY_COL_ZONE,
                         &zone,
                         -1);
     timezone_map_set_timezone (TIMEZONEMAP (self->map), zone);
@@ -408,12 +408,12 @@ static void ChoooseTimezoneDone (GtkWidget *widget,
 {
     TimezoneMap *map;
     g_autofree gchar *ZoneCity = NULL;
-    
-    map = TIMEZONEMAP(ta->map); 
+
+    map = TIMEZONEMAP(ta->map);
     SetTimeZone(ta->proxy,map->location->zone);
-    
+
     ZoneCity = translated_city_name(map->location);
-    gtk_button_set_label((GTK_BUTTON(ta->TimeZoneButton)),ZoneCity); 
+    gtk_button_set_label((GTK_BUTTON(ta->TimeZoneButton)),ZoneCity);
     gtk_widget_hide_on_delete(GTK_WIDGET(ta->dialog));
 }
 
@@ -439,12 +439,12 @@ void SetupTimezoneDialog(TimeAdmin *ta)
     ta->TZclose =   DialogAddButtonWithIconName(GTK_DIALOG(ta->dialog),
                                               _("Close"),
                                               "window-close",
-                                               GTK_RESPONSE_CANCEL); 
-    
+                                               GTK_RESPONSE_CANCEL);
+
     ta->TZconfire = DialogAddButtonWithIconName(GTK_DIALOG(ta->dialog),
                                               _("Confirm"),
                                               "emblem-default",
-                                               GTK_RESPONSE_OK); 
+                                               GTK_RESPONSE_OK);
     g_signal_connect (ta->TZconfire,
                      "clicked",
                       G_CALLBACK (ChoooseTimezoneDone),
@@ -455,9 +455,9 @@ void SetupTimezoneDialog(TimeAdmin *ta)
                       G_CALLBACK (ChoooseTimezoneClose),
                       ta);
 
-    Vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0); 
+    Vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
     gtk_style_context_add_class (gtk_widget_get_style_context (Vbox), "linked");
-    
+
 
     TimeZoneFrame = CreateZoneFrame(ta);
     Scrolled = CreateZoneScrolled(ta);
@@ -470,11 +470,11 @@ void SetupTimezoneDialog(TimeAdmin *ta)
     gtk_container_add (GTK_CONTAINER (Scrolled),ta->map);
     gtk_box_pack_start(GTK_BOX(Vbox),TimeZoneFrame,TRUE,TRUE,10);
     get_initial_timezone(ta);
-    
+
     g_signal_connect(gtk_entry_get_completion (GTK_ENTRY (ta->TimezoneEntry)),
-                    "match-selected", 
-                     G_CALLBACK (CityChanged), 
-                     ta);                        
+                    "match-selected",
+                     G_CALLBACK (CityChanged),
+                     ta);
 
     gtk_box_pack_start (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (ta->dialog))),
                         Vbox,
@@ -484,7 +484,7 @@ void SetupTimezoneDialog(TimeAdmin *ta)
 void tz_info_free (TzInfo *tzinfo)
 {
     g_return_if_fail (tzinfo != NULL);
-          
+
     if (tzinfo->tzname_normal) g_free (tzinfo->tzname_normal);
     if (tzinfo->tzname_daylight) g_free (tzinfo->tzname_daylight);
     g_free (tzinfo);
@@ -535,18 +535,18 @@ compare_timezones (const char *a,
 
 char *tz_info_get_clean_name (TzDB       *tz_db,
                               const char *tz)
-{   
+{
     char *ret;
     const char *timezone;
     guint i;
     gboolean replaced;
-      
+
     /* Remove useless prefixes */
     if (g_str_has_prefix (tz, "right/"))
         tz = tz + strlen ("right/");
     else if (g_str_has_prefix (tz, "posix/"))
         tz = tz + strlen ("posix/");
-    
+
     /* Here start the crazies */
     replaced = FALSE;
 
@@ -625,7 +625,7 @@ TzInfo *tz_info_from_location (TzLocation *loc)
 glong tz_location_get_utc_offset (TzLocation *loc)
 {
     g_autoptr(TzInfo) tz_info = NULL;
-    glong offset; 
+    glong offset;
 
     tz_info = tz_info_from_location (loc);
     offset = tz_info->utc_offset;
diff --git a/capplets/time-admin/src/time-zone.h b/capplets/time-admin/src/time-zone.h
index a0c993d5..70473b24 100644
--- a/capplets/time-admin/src/time-zone.h
+++ b/capplets/time-admin/src/time-zone.h
@@ -1,4 +1,4 @@
-/*  time-admin 
+/*  time-admin
 *   Copyright (C) 2018  zhuyaliang https://github.com/zhuyaliang/
 *
 *   This program is free software: you can redistribute it and/or modify
@@ -27,13 +27,13 @@
 #endif
 
 typedef struct TzDB
-{   
+{
     GPtrArray  *locations;
     GHashTable *backward;
 }TzDB;
-    
+
 typedef struct TzLocation
-{   
+{
     gchar *country;
     gdouble latitude;
     gdouble longitude;