12.1 Waitbars12.2 File dialogsSaving and loading data in .mat filesA GUI interface to file names using uiputfile and uigetfile12.3 Reading and writing formatted text files12.4 The input dialog12.5 The question dialog12.6 Sharing application data between functions12.7 Responding to keyboard input12.8 Making graphic objects interactiveMouse-click responseMouse events and object dragging12.9 Creating menus in GUIDE