Split number of topbar widgets for vertical and horizontal LCD. Add Exit button to topbar widgets setup.

radio/src/gui/colorlcd/topbar.cpp

@@ -57,6 +57,15 @@ SetupTopBarWidgetsPage::SetupTopBarWidgetsPage(ScreenMenu* menu):
     auto widget = new SetupWidgetsPageSlot(this, rect, topbar, i);
     if (i == 0) widget->setFocus();
   }
+#if defined(HARDWARE_TOUCH)
+      new Button(
+          this, {0, 0, MENU_HEADER_BUTTON_WIDTH, MENU_HEADER_BUTTON_WIDTH},
+          [this]() -> uint8_t {
+            this->deleteLater();
+            return 1;
+          },
+          NO_FOCUS | FORM_NO_BORDER);
+#endif
 }
 
 void SetupTopBarWidgetsPage::deleteLater(bool detach, bool trash)

radio/src/gui/colorlcd/widgets_container.h

@@ -29,7 +29,11 @@
 #define WIDGET_NAME_LEN     10
 #define MAX_WIDGET_OPTIONS   5 // Name?
 
+#if LCD_W > LCD_H
 #define MAX_TOPBAR_ZONES     4
+#else
+#define MAX_TOPBAR_ZONES     2
+#endif
 #define MAX_TOPBAR_OPTIONS   1 // just because of VC++ which doesn't like 0-size arrays :(
 
 // Common 'ZoneOptionValue's among all layouts