% V20210224 - 5.2 GW_ADD_BAR_LBUTTON$ [2] INCLUDE "GW.bas" MainPage = GW_NEW_PAGE() Center$ = GW_ADD_BAR_TITLE$("My Program") GW_USE_THEME_CUSTO_ONCE("notext icon=power") LeftButton$ = GW_ADD_BAR_LBUTTON$(">BACK") GW_ADD_TITLEBAR(MainPage, LeftButton$ + Center$) GW_RENDER(MainPage) DO % Wait for user action. r$ = GW_WAIT_ACTION$() % Place here any necessary code to process user actions. % Example feedback. POPUP r$ % End when BACK key is pressed. UNTIL r$ = "BACK" END