just messing around with detecting an alt-tab, then returning to a full-screen game. Is this the best method, I wonder? Comments welcome.
; Bad things happen when you change the window focus, depending how you are ; managing your graphics buffers ; If you could detect an Alt/Tab or WinKey hit, you could refresh ; your screen, or do whatever it takes to get everything in order! Graphics 800,600 Global WindowFocusChanged=False;define a boolean to assign to the event of a window focus change SetBuffer BackBuffer();set the buffer to be drawn to While Not KeyHit(1);hit the Esc key to quit ClsColor 0,0,0;set the ClearScreen Colour to black Cls;clear the backbuffer of the previous display If WaitEvent(0)=$2002 WindowFocusChanged=True;detect if the focus has returned to the game window If KeyHit(46) WindowFocusChanged=False;the "C" key clears the screen Color 204,0,153 Rect 200,180,400,50,1;draw a background for the text If WindowFocusChanged;if we have "alt/tabbed" or similar Color 51,153,0 Rect 200,280,400,50,1 Color 255,255,255;set the text colour to white Text 400,300,"you Alt/Tabbed! >>>>>> C:cls",True,False;we have alt/tabbed ;here you can redraw the screen display, or whatever :) EndIf Color 255,255,255;set the text colour to white Text 400,200,"Alt/Tab then return here! >>>>>> Esc:quit",True,False;the screen instructions Rect 0,0,800,600,0; decorative border Flip;flip the backbuffer to the display buffer Wend End