private static IntPtr WindowProc(Window window, IntPtr hwnd, int msg, IntPtr wparam, IntPtr lparam, ref bool handled)
{
switch (msg)
{
/* WM_GETMINMAXINFO */
case 0x0024:
var mmi = (NativeHelper.MINMAXINFO)Marshal.PtrToStructure(lparam, typeof(NativeHelper.MINMAXINFO));
var monitor = NativeHelper.MonitorFromWindow(hwnd, NativeHelper.MONITOR_DEFAULTTONEAREST);
if (monitor != IntPtr.Zero)
{
var monitorInfo = new NativeHelper.MONITORINFO();
NativeHelper.GetMonitorInfo(monitor, monitorInfo);
NativeHelper.RECT rcWorkArea = monitorInfo.rcWork;
NativeHelper.RECT rcMonitorArea = monitorInfo.rcMonitor;
mmi.ptMaxPosition.X = Math.Abs(rcWorkArea.Left - rcMonitorArea.Left);
mmi.ptMaxPosition.Y = Math.Abs(rcWorkArea.Top - rcMonitorArea.Top);
// Get maximum width and height from WPF
var maxWidth = double.IsInfinity(window.MaxWidth) ? int.MaxValue : (int)window.MaxWidth;
var maxHeight = double.IsInfinity(window.MaxHeight) ? int.MaxValue : (int)window.MaxHeight;
mmi.ptMaxSize.X = Math.Min(maxWidth, Math.Abs(rcWorkArea.Right - rcWorkArea.Left));
mmi.ptMaxSize.Y = Math.Min(maxHeight, Math.Abs(rcWorkArea.Bottom - rcWorkArea.Top));
mmi.ptMaxTrackSize.X = mmi.ptMaxSize.X;
mmi.ptMaxTrackSize.Y = mmi.ptMaxSize.Y;
// Synchronize with WPF
window.MaxWidth = mmi.ptMaxSize.X;
window.MaxHeight = mmi.ptMaxSize.Y;
}
Marshal.StructureToPtr(mmi, lparam, true);
handled = true;
break;
}
return(IntPtr.Zero);
}
private static IntPtr WindowProc(IntPtr hwnd, int msg, IntPtr wparam, IntPtr lparam, ref bool handled)
{
switch (msg)
{
/* WM_GETMINMAXINFO */
case 0x0024:
var mmi = (NativeHelper.MINMAXINFO)Marshal.PtrToStructure(lparam, typeof(NativeHelper.MINMAXINFO));
var monitor = NativeHelper.MonitorFromWindow(hwnd, NativeHelper.MONITOR_DEFAULTTONEAREST);
if (monitor != IntPtr.Zero)
{
var monitorInfo = new NativeHelper.MONITORINFO();
NativeHelper.GetMonitorInfo(monitor, monitorInfo);
NativeHelper.RECT rcWorkArea = monitorInfo.rcWork;
NativeHelper.RECT rcMonitorArea = monitorInfo.rcMonitor;
mmi.ptMaxPosition.X = Math.Abs(rcWorkArea.Left - rcMonitorArea.Left);
mmi.ptMaxPosition.Y = Math.Abs(rcWorkArea.Top - rcMonitorArea.Top);
mmi.ptMaxSize.X = Math.Abs(rcWorkArea.Right - rcWorkArea.Left);
mmi.ptMaxSize.Y = Math.Abs(rcWorkArea.Bottom - rcWorkArea.Top);
}
Marshal.StructureToPtr(mmi, lparam, true);
handled = true;
break;
}
return(IntPtr.Zero);
}
internal static NativeHelper.MONITORINFO GetMonitorInfo(IntPtr hWnd)
{
var monitor = NativeHelper.MonitorFromWindow(hWnd, NativeHelper.MONITOR_DEFAULTTONEAREST);
if (monitor != IntPtr.Zero)
{
var monitorInfo = new NativeHelper.MONITORINFO();
NativeHelper.GetMonitorInfo(monitor, monitorInfo);
return(monitorInfo);
}
return(null);
}
// FIXME: this should be turned private. Review usage in BehaviorProperties.
internal static NativeHelper.MONITORINFO GetMonitorInfo(IntPtr hWnd)
{
var monitor = NativeHelper.MonitorFromWindow(hWnd, NativeHelper.MONITOR_DEFAULTTONEAREST);
if (monitor != IntPtr.Zero)
{
var monitorInfo = new NativeHelper.MONITORINFO();
NativeHelper.GetMonitorInfo(monitor, monitorInfo);
return monitorInfo;
}
return null;
}
