private void ExpandWindowToBothScreens(IntPtr hWnd) { Screen topScreen = Screen.AllScreens[0]; Screen bottomScreen = Screen.AllScreens[1]; bool topScreenNeedsHideTaskBar = (topScreen.WorkingArea.Bottom != topScreen.Bounds.Bottom); bool bottomScreenNeedsHideTaskBar = (bottomScreen.WorkingArea.Top != bottomScreen.Bounds.Top); WinAPI.RectInter newPos = new WinAPI.RectInter { left = Math.Max(topScreen.Bounds.Left, bottomScreen.WorkingArea.Left), top = 0, right = Math.Min(topScreen.WorkingArea.Width, bottomScreen.WorkingArea.Right), bottom = (topScreenNeedsHideTaskBar ? topScreen.Bounds.Height : topScreen.WorkingArea.Height) + (bottomScreenNeedsHideTaskBar ? bottomScreen.Bounds.Height : bottomScreen.WorkingArea.Height) }; if (!IsNewBorderlessWindow(hWnd)) { WinAPI.AdjustWindowRectEx(ref newPos, WinAPI.GetWindowLong(hWnd, WinAPI.GWL_STYLE), false, WinAPI.GetWindowLong(hWnd, WinAPI.GWL_EXSTYLE)); } newPos.top = topScreen.Bounds.Top; WinAPI.WINDOWPLACEMENT newPlace = new WinAPI.WINDOWPLACEMENT { showCmd = WinAPI.SW_NORMAL, ptMaxPosition = Point.Empty, rcNormalPosition = newPos, length = Marshal.SizeOf(typeof(WinAPI.WINDOWPLACEMENT)) }; WinAPI.SetWindowPlacement(hWnd, ref newPlace); }
private void MaximizeWindowToScreen(IntPtr hWnd, Screen screen, Rectangle wndStartPos) { WinAPI.WINDOWPLACEMENT newPlace = new WinAPI.WINDOWPLACEMENT { length = Marshal.SizeOf(typeof(WinAPI.WINDOWPLACEMENT)), showCmd = WinAPI.SW_MAXIMIZE, ptMaxPosition = screen.Bounds.Location, rcNormalPosition = (WinAPI.RectInter)wndStartPos }; WinAPI.SetWindowPlacement(hWnd, ref newPlace); }