Reduce scope of variables

Mostly found by cppcheck.

origin commit was:
https://github.com/mate-desktop/mate-panel/commit/96c7ebc

6 files changed, 14 insertions, 19 deletions

diff --git a/applets/clock/calendar-window.c b/applets/clock/calendar-window.c
index cf6ef670..b4157344 100644
--- a/applets/clock/calendar-window.c
+++ b/applets/clock/calendar-window.c
@@ -543,8 +543,6 @@ void
 calendar_window_set_show_weeks (CalendarWindow *calwin,
 				gboolean        show_weeks)
 {
-	GtkCalendarDisplayOptions options;
-
 	g_return_if_fail (CALENDAR_IS_WINDOW (calwin));
 
 	if (show_weeks == calwin->priv->show_weeks)
@@ -553,6 +551,8 @@ calendar_window_set_show_weeks (CalendarWindow *calwin,
 	calwin->priv->show_weeks = show_weeks;
 
 	if (calwin->priv->calendar) {
+		GtkCalendarDisplayOptions options;
+
 		options = gtk_calendar_get_display_options (GTK_CALENDAR (calwin->priv->calendar));
 
 		if (show_weeks)
diff --git a/applets/clock/clock.c b/applets/clock/clock.c
index 309d4884..f97e56af 100644
--- a/applets/clock/clock.c
+++ b/applets/clock/clock.c
@@ -2219,9 +2219,6 @@ location_set_current_cb (ClockLocation *loc,
 static void
 locations_changed (ClockData *cd)
 {
-        GSList *l;
-        glong id;
-
         if (!cd->locations) {
                 if (cd->weather_obox)
                         gtk_widget_hide (cd->weather_obox);
@@ -2236,8 +2233,9 @@ locations_changed (ClockData *cd)
                         gtk_widget_show (cd->weather_obox);
         }
 
-        for (l = cd->locations; l; l = l->next) {
+        for (GSList *l = cd->locations; l; l = l->next) {
                 ClockLocation *loc = l->data;
+                glong id;
 
                 id = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (loc), "weather-updated"));
                 if (id == 0) {
@@ -2514,7 +2512,6 @@ setup_gsettings (ClockData *cd)
 static GSList *
 parse_gsettings_cities (ClockData *cd, gchar **values)
 {
-        gint i;
         LocationParserData data;
         GMarkupParseContext *context;
 
@@ -2524,7 +2521,7 @@ parse_gsettings_cities (ClockData *cd, gchar **values)
         context = g_markup_parse_context_new (&location_parser, 0, &data, NULL);
 
         if (values) {
-            for (i = 0; values[i]; i++) {
+            for (gint i = 0; values[i]; i++) {
                     g_markup_parse_context_parse (context, values[i], strlen(values[i]), NULL);
             }
         }
@@ -2589,11 +2586,11 @@ system_manager_signal_cb (GDBusProxy *proxy,
                           GVariant   *parameters,
                           ClockData  *cd)
 {
-        GVariant *variant;
-        gboolean active;
-
         if (g_strcmp0 (signal_name, "PrepareForSleep") == 0)
         {
+                GVariant *variant;
+                gboolean active;
+
                 variant = g_variant_get_child_value (parameters, 0);
                 active = g_variant_get_boolean (variant);
                 g_variant_unref (variant);
diff --git a/applets/notification_area/na-grid.c b/applets/notification_area/na-grid.c
index 9698be6c..9a4c45d9 100644
--- a/applets/notification_area/na-grid.c
+++ b/applets/notification_area/na-grid.c
@@ -317,8 +317,6 @@ na_grid_realize (GtkWidget *widget)
   NaGrid *self = NA_GRID (widget);
   GdkScreen *screen;
   GdkDisplay *display;
-  GtkOrientation orientation;
-  NaHost *tray_host;
   GSettings *settings;
 
   GTK_WIDGET_CLASS (na_grid_parent_class)->realize (widget);
@@ -328,6 +326,9 @@ na_grid_realize (GtkWidget *widget)
   screen = gtk_widget_get_screen (GTK_WIDGET (self));
   if  (GDK_IS_X11_DISPLAY (display))
   {
+    GtkOrientation orientation;
+    NaHost *tray_host;
+
     orientation = gtk_orientable_get_orientation (GTK_ORIENTABLE (self));
     tray_host = na_tray_new_for_screen (screen, orientation);
     g_object_bind_property (self, "orientation",
diff --git a/applets/notification_area/status-notifier/sn-host-v0.c b/applets/notification_area/status-notifier/sn-host-v0.c
index 64da5da9..4ad6b359 100644
--- a/applets/notification_area/status-notifier/sn-host-v0.c
+++ b/applets/notification_area/status-notifier/sn-host-v0.c
@@ -193,7 +193,6 @@ register_host_cb (GObject      *source_object,
   GError *error;
   SnHostV0 *v0;
   gchar **items;
-  gint i;
 
   error = NULL;
   sn_watcher_v0_gen_call_register_host_finish (SN_WATCHER_V0_GEN (source_object),
@@ -224,7 +223,7 @@ register_host_cb (GObject      *source_object,
   items = sn_watcher_v0_gen_dup_registered_items (v0->watcher);
 
   if (items) {
-    for (i = 0; items[i] != NULL; i++)
+    for (gint i = 0; items[i] != NULL; i++)
       add_registered_item (v0, items[i]);
   }
 
diff --git a/applets/notification_area/status-notifier/sn-item-v0.c b/applets/notification_area/status-notifier/sn-item-v0.c
index fd963c31..9deab9d3 100644
--- a/applets/notification_area/status-notifier/sn-item-v0.c
+++ b/applets/notification_area/status-notifier/sn-item-v0.c
@@ -244,7 +244,6 @@ update (SnItemV0 *v0)
   GtkImage *image;
   SnTooltip *tip;
   gint icon_size;
-  gboolean visible;
   const gchar *icon_name;
   SnIconPixmap **icon_pixmap;
 
@@ -362,7 +361,7 @@ update (SnItemV0 *v0)
   /* TODO: hide "Passive" items with a setting? */
   /*Special case mate-polkit*/
   if (g_strcmp0 (v0->status, "password-dialog") != 0){
-    visible = g_strcmp0 (v0->status, "Passive") != 0;
+    gboolean visible = g_strcmp0 (v0->status, "Passive") != 0;
     gtk_widget_set_visible (GTK_WIDGET (v0), visible);
     }
   else
diff --git a/applets/notification_area/system-tray/na-tray-manager.c b/applets/notification_area/system-tray/na-tray-manager.c
index d4f27ff3..2bb679d8 100644
--- a/applets/notification_area/system-tray/na-tray-manager.c
+++ b/applets/notification_area/system-tray/na-tray-manager.c
@@ -537,7 +537,6 @@ na_tray_manager_unmanage (NaTrayManager *manager)
 {
 #ifdef GDK_WINDOWING_X11
   GdkDisplay *display;
-  guint32     timestamp;
   GtkWidget  *invisible;
   GdkWindow  *window;
 
@@ -556,7 +555,7 @@ na_tray_manager_unmanage (NaTrayManager *manager)
   if (gdk_selection_owner_get_for_display (display, manager->selection_atom) ==
       window)
     {
-      timestamp = gdk_x11_get_server_time (window);
+      guint32 timestamp = gdk_x11_get_server_time (window);
       gdk_selection_owner_set_for_display (display,
                                            NULL,
                                            manager->selection_atom,