#include <GUIConstantsEx.au3>
#include <WindowsConstants.au3>
$hGUI = GUICreate("_WinSetStyle Demo", 260, 100)
$nSetStyle_Button = GUICtrlCreateButton("Set Style", 45, 50, 150, 20)
GUISetState()
While 1
$nMsg = GUIGetMsg()
Switch $nMsg
Case $GUI_EVENT_CLOSE
Exit
Case $nSetStyle_Button
If BitAND(_WinGetStyle($hGUI), $WS_CAPTION) = $WS_CAPTION Then
_WinSetStyle($hGUI, BitOR($WS_POPUP, $WS_BORDER))
GUICtrlSetData($nSetStyle_Button, 'Undo Style')
Else
_WinSetStyle($hGUI, BitOR($WS_MINIMIZEBOX, $WS_CAPTION, $WS_POPUP, $WS_SYSMENU))
GUICtrlSetData($nSetStyle_Button, 'Set Style')
EndIf
EndSwitch
WEnd
Func _WinSetStyle($hWnd, $nStyle = -1, $nExStyle = 0)
Local Const $GWL_STYLE = -16, $GWL_EXSTYLE = -20
Local Const $SWP_NOMOVE = 0x2, $SWP_NOSIZE = 0x1, $SWP_SHOWWINDOW = 0x40, $SWP_NOZORDER = 0x4
Local $iFlags = BitOR($SWP_SHOWWINDOW, $SWP_NOSIZE, $SWP_NOMOVE, $SWP_NOZORDER)
If $nStyle = -1 Then
$nStyle = BitOR($WS_MINIMIZEBOX, $WS_CAPTION, $WS_POPUP, $WS_SYSMENU)
EndIf
DllCall("User32.dll", "int", "SetWindowLong", "hwnd", $hWnd, "int", $GWL_STYLE, "int", $nStyle)
DllCall("User32.dll", "int", "SetWindowLong", "hwnd", $hWnd, "int", $GWL_EXSTYLE, "int", $nExStyle)
DllCall("User32.dll", "int", "SetWindowPos", "hwnd", $hWnd, "hwnd", 0, "int", 0, "int", 0, "int", 0, "int", 0, "int", $iFlags)
EndFunc
Func _WinGetStyle($hWnd, $iIndex=0)
Local Const $GWL_STYLE = -16, $GWL_EXSTYLE = -20
Local $iGWL_Index = $GWL_STYLE
If $iIndex > 0 Then
$iGWL_Index = $GWL_EXSTYLE
EndIf
Local $aStyles = DllCall('User32.dll', 'long', 'GetWindowLong', 'hwnd', $hWnd, 'int', $iGWL_Index)
Return $aStyles[0]
EndFunc |
