Exemplo n.º 1
0
Arquivo: form.go Projeto: wangch/walk
func (fb *FormBase) SaveState() error {
	if err := fb.clientComposite.SaveState(); err != nil {
		return err
	}

	var wp win.WINDOWPLACEMENT

	wp.Length = uint32(unsafe.Sizeof(wp))

	if !win.GetWindowPlacement(fb.hWnd, &wp) {
		return lastError("GetWindowPlacement")
	}

	state := fmt.Sprint(
		wp.Flags, wp.ShowCmd,
		wp.PtMinPosition.X, wp.PtMinPosition.Y,
		wp.PtMaxPosition.X, wp.PtMaxPosition.Y,
		wp.RcNormalPosition.Left, wp.RcNormalPosition.Top,
		wp.RcNormalPosition.Right, wp.RcNormalPosition.Bottom)

	if err := fb.putState(state); err != nil {
		return err
	}

	return nil
}
Exemplo n.º 2
0
func (mw *MainWindow) SetFullscreen(fullscreen bool) error {
	if fullscreen == mw.Fullscreen() {
		return nil
	}

	if fullscreen {
		var mi win.MONITORINFO
		mi.CbSize = uint32(unsafe.Sizeof(mi))

		if mw.windowPlacement == nil {
			mw.windowPlacement = new(win.WINDOWPLACEMENT)
		}

		if !win.GetWindowPlacement(mw.hWnd, mw.windowPlacement) {
			return lastError("GetWindowPlacement")
		}
		if !win.GetMonitorInfo(win.MonitorFromWindow(
			mw.hWnd, win.MONITOR_DEFAULTTOPRIMARY), &mi) {

			return newError("GetMonitorInfo")
		}

		if err := mw.ensureStyleBits(win.WS_OVERLAPPEDWINDOW, false); err != nil {
			return err
		}

		if r := mi.RcMonitor; !win.SetWindowPos(
			mw.hWnd, win.HWND_TOP,
			r.Left, r.Top, r.Right-r.Left, r.Bottom-r.Top,
			win.SWP_FRAMECHANGED|win.SWP_NOOWNERZORDER) {

			return lastError("SetWindowPos")
		}
	} else {
		if err := mw.ensureStyleBits(win.WS_OVERLAPPEDWINDOW, true); err != nil {
			return err
		}

		if !win.SetWindowPlacement(mw.hWnd, mw.windowPlacement) {
			return lastError("SetWindowPlacement")
		}

		if !win.SetWindowPos(mw.hWnd, 0, 0, 0, 0, 0, win.SWP_FRAMECHANGED|win.SWP_NOMOVE|
			win.SWP_NOOWNERZORDER|win.SWP_NOSIZE|win.SWP_NOZORDER) {

			return lastError("SetWindowPos")
		}
	}

	return nil
}