func (w *Window) LockSize(lock bool) {
prevStyle := int(w32.GetWindowLongPtr(w.hwnd, w32.GWL_STYLE))
if lock {
prevStyle &= ^(w32.WS_MAXIMIZEBOX | w32.WS_SIZEBOX)
} else {
prevStyle |= w32.WS_MAXIMIZEBOX | w32.WS_SIZEBOX
}
w32.SetWindowLongPtr(w.hwnd, w32.GWL_STYLE, uintptr(prevStyle))
}
func ToggleExStyle(hwnd w32.HWND, b bool, style int) {
originalStyle := int(w32.GetWindowLongPtr(hwnd, w32.GWL_EXSTYLE))
if originalStyle != 0 {
if b {
originalStyle |= style
} else {
originalStyle ^= style
}
w32.SetWindowLongPtr(hwnd, w32.GWL_EXSTYLE, uintptr(originalStyle))
}
}