| private GetIsHitTestVisibleInChrome ( IInputElement inputElement ) : bool | ||
| inputElement | IInputElement | |
| return | bool | |
private IntPtr _HandleNCHitTest(WM uMsg, IntPtr wParam, IntPtr lParam, out bool handled)
{
IntPtr intPtr = IntPtr.Zero;
handled = false;
if (Utility.IsOSVistaOrNewer && this._chromeInfo.GlassFrameThickness != default(Thickness) && this._isGlassEnabled)
{
handled = NativeMethods.DwmDefWindowProc(this._hwnd, uMsg, wParam, lParam, out intPtr);
}
if (IntPtr.Zero == intPtr)
{
Point point = new Point((double)Utility.GET_X_LPARAM(lParam), (double)Utility.GET_Y_LPARAM(lParam));
Rect deviceRectangle = this._GetWindowRect();
HT ht = this._HitTestNca(DpiHelper.DeviceRectToLogical(deviceRectangle), DpiHelper.DevicePixelsToLogical(point));
if (ht != HT.CLIENT)
{
Point point2 = point;
point2.Offset(-deviceRectangle.X, -deviceRectangle.Y);
point2 = DpiHelper.DevicePixelsToLogical(point2);
IInputElement inputElement = this._window.InputHitTest(point2);
if (inputElement != null && WindowChrome.GetIsHitTestVisibleInChrome(inputElement))
{
ht = HT.CLIENT;
}
}
handled = true;
intPtr = new IntPtr((int)ht);
}
return(intPtr);
}
private IntPtr _HandleNCHitTest(WM uMsg, IntPtr wParam, IntPtr lParam, out bool handled)
{
var zero = IntPtr.Zero;
handled = false;
if (Utility.IsOSVistaOrNewer && _chromeInfo.GlassFrameThickness != new Thickness() && _isGlassEnabled)
{
handled = NativeMethods.DwmDefWindowProc(_hwnd, uMsg, wParam, lParam, out zero);
}
if (!(IntPtr.Zero == zero))
{
return(zero);
}
var devicePoint = new Point(Utility.GET_X_LPARAM(lParam), Utility.GET_Y_LPARAM(lParam));
var deviceRectangle = _GetWindowRect();
var cLIENT = _HitTestNca(DpiHelper.DeviceRectToLogical(deviceRectangle),
DpiHelper.DevicePixelsToLogical(devicePoint));
if (cLIENT != HT.CLIENT)
{
var point2 = devicePoint;
point2.Offset(-deviceRectangle.X, -deviceRectangle.Y);
point2 = DpiHelper.DevicePixelsToLogical(point2);
var inputElement = _window.InputHitTest(point2);
if (inputElement != null && WindowChrome.GetIsHitTestVisibleInChrome(inputElement))
{
cLIENT = HT.CLIENT;
}
}
handled = true;
return(new IntPtr((int)cLIENT));
}
private IntPtr _HandleNCHitTest(WM uMsg, IntPtr wParam, IntPtr lParam, out bool handled)
{
IntPtr zero = IntPtr.Zero;
handled = false;
if (Utility.IsOSVistaOrNewer)
{
if (this._chromeInfo.GlassFrameThickness != new Thickness() && this._isGlassEnabled)
{
handled = Standard.NativeMethods.DwmDefWindowProc(this._hwnd, uMsg, wParam, lParam, out zero);
}
}
if (IntPtr.Zero == zero)
{
Point point = new Point((double)Utility.GET_X_LPARAM(lParam), (double)Utility.GET_Y_LPARAM(lParam));
Rect rect = this._GetWindowRect();
HT hT = this._HitTestNca(DpiHelper.DeviceRectToLogical(rect), DpiHelper.DevicePixelsToLogical(point));
if (hT != HT.CLIENT)
{
Point logical = point;
logical.Offset(-rect.X, -rect.Y);
logical = DpiHelper.DevicePixelsToLogical(logical);
IInputElement inputElement = this._window.InputHitTest(logical);
if (inputElement != null && WindowChrome.GetIsHitTestVisibleInChrome(inputElement))
{
hT = HT.CLIENT;
}
}
handled = true;
zero = new IntPtr((int)hT);
}
return(zero);
}
