Fix a bunch of obvious memory leaks at termination

Signed-off-by: Steffen Jaeckel <s@jaeckel.eu>

src/ui/core.c

@@ -81,6 +81,7 @@
 static int inp_size;
 static gboolean perform_resize = FALSE;
 static GTimer* ui_idle_time;
+static WINDOW* main_scr;
 
 #ifdef HAVE_LIBXSS
 static Display* display;
@@ -92,7 +93,7 @@ void
 ui_init(void)
 {
     log_info("Initialising UI");
-    initscr();
+    main_scr = initscr();
     nonl();
     cbreak();
     noecho();
@@ -182,12 +183,16 @@ ui_reset_idle_time(void)
 void
 ui_close(void)
 {
+    g_timer_destroy(ui_idle_time);
+    endwin();
     notifier_uninit();
     cons_clear_alerts();
     wins_destroy();
     inp_close();
     status_bar_close();
-    endwin();
+    free_title_bar();
+    delwin(main_scr);
+    delscreen(set_term(NULL));
 }
 
 void

src/ui/inputwin.c

@@ -273,6 +273,7 @@ void
 inp_close(void)
 {
     rl_callback_handler_remove();
+    delwin(inp_win);
     fclose(discard);
 }
 

src/ui/statusbar.c

@@ -119,9 +119,7 @@ status_bar_init(void)
 void
 status_bar_close(void)
 {
-    if (tz) {
-        g_time_zone_unref(tz);
-    }
+    delwin(statusbar_win);
     if (statusbar) {
         if (statusbar->time) {
             g_free(statusbar->time);
@@ -137,6 +135,9 @@ status_bar_close(void)
         }
         free(statusbar);
     }
+    if (tz) {
+        g_time_zone_unref(tz);
+    }
 }
 
 void

src/ui/titlebar.c

@@ -85,6 +85,12 @@ create_title_bar(void)
     inp_put_back();
 }
 
+void
+free_title_bar(void)
+{
+    delwin(win);
+}
+
 void
 title_bar_update_virtual(void)
 {

src/ui/titlebar.h

@@ -37,6 +37,7 @@
 #define UI_TITLEBAR_H
 
 void create_title_bar(void);
+void free_title_bar(void);
 void title_bar_update_virtual(void);
 void title_bar_resize(void);
 void title_bar_console(void);

src/ui/tray.c

@@ -187,6 +187,7 @@ tray_shutdown(void)
     }
     g_string_free(icon_filename, TRUE);
     g_string_free(icon_msg_filename, TRUE);
+    gtk_main_quit();
 }
 
 void