private void ShowResizerOverlayWindow(LayoutGridResizerControl splitter)
{
_resizerGhost = new Border()
{
Background = splitter.BackgroundWhileDragging,
Opacity = splitter.OpacityWhileDragging
};
var areaElement = _manager.GetAutoHideAreaElement();
_internalHost.TransformActualSizeToAncestor();
Point ptTopLeftScreen = areaElement.PointToScreenDpiWithoutFlowDirection(new Point());
var managerSize = areaElement.TransformActualSizeToAncestor();
Size windowSize;
if (_side == AnchorSide.Right || _side == AnchorSide.Left)
{
windowSize = new Size(
managerSize.Width - 25.0 + splitter.ActualWidth,
managerSize.Height);
_resizerGhost.Width = splitter.ActualWidth;
_resizerGhost.Height = windowSize.Height;
ptTopLeftScreen.Offset(25, 0.0);
}
else
{
windowSize = new Size(
managerSize.Width,
managerSize.Height - _model.AutoHideMinHeight - 25.0 + splitter.ActualHeight);
_resizerGhost.Height = splitter.ActualHeight;
_resizerGhost.Width = windowSize.Width;
ptTopLeftScreen.Offset(0.0, 25.0);
}
_initialStartPoint = splitter.PointToScreenDpiWithoutFlowDirection(new Point()) - ptTopLeftScreen;
if (_side == AnchorSide.Right || _side == AnchorSide.Left)
{
Canvas.SetLeft(_resizerGhost, _initialStartPoint.X);
}
else
{
Canvas.SetTop(_resizerGhost, _initialStartPoint.Y);
}
Canvas panelHostResizer = new Canvas()
{
HorizontalAlignment = HorizontalAlignment.Stretch,
VerticalAlignment = VerticalAlignment.Stretch
};
panelHostResizer.Children.Add(_resizerGhost);
_resizerWindowHost = new Window()
{
ResizeMode = ResizeMode.NoResize,
WindowStyle = WindowStyle.None,
ShowInTaskbar = false,
AllowsTransparency = true,
Background = null,
Width = windowSize.Width,
Height = windowSize.Height,
Left = ptTopLeftScreen.X,
Top = ptTopLeftScreen.Y,
ShowActivated = false,
Owner = Window.GetWindow(this),
Content = panelHostResizer
};
_resizerWindowHost.Show();
}
private void ShowResizerOverlayWindow(LayoutGridResizerControl splitter)
{
_resizerGhost = new Border()
{
Background = splitter.BackgroundWhileDragging,
Opacity = splitter.OpacityWhileDragging
};
int indexOfResizer = InternalChildren.IndexOf(splitter);
var prevChild = InternalChildren[indexOfResizer - 1] as FrameworkElement;
var nextChild = GetNextVisibleChild(indexOfResizer);
var prevChildActualSize = prevChild.TransformActualSizeToAncestor();
var nextChildActualSize = nextChild.TransformActualSizeToAncestor();
var layoutControl = prevChild as ILayoutControl;
if (layoutControl != null)
{
var prevChildModel = (ILayoutPositionableElement)layoutControl.Model;
var control = nextChild as ILayoutControl;
if (control != null)
{
var nextChildModel = (ILayoutPositionableElement)control.Model;
Point ptTopLeftScreen = prevChild.PointToScreenDpiWithoutFlowDirection(new Point());
Size actualSize;
if (Orientation == Orientation.Horizontal)
{
actualSize = new Size(
prevChildActualSize.Width - prevChildModel.DockMinWidth + splitter.ActualWidth + nextChildActualSize.Width -
nextChildModel.DockMinWidth,
nextChildActualSize.Height);
_resizerGhost.Width = splitter.ActualWidth;
_resizerGhost.Height = actualSize.Height;
ptTopLeftScreen.Offset(prevChildModel.DockMinWidth, 0.0);
}
else
{
actualSize = new Size(
prevChildActualSize.Width,
prevChildActualSize.Height - prevChildModel.DockMinHeight + splitter.ActualHeight + nextChildActualSize.Height -
nextChildModel.DockMinHeight);
_resizerGhost.Height = splitter.ActualHeight;
_resizerGhost.Width = actualSize.Width;
ptTopLeftScreen.Offset(0.0, prevChildModel.DockMinHeight);
}
_initialStartPoint = splitter.PointToScreenDpiWithoutFlowDirection(new Point()) - ptTopLeftScreen;
if (Orientation == Orientation.Horizontal)
{
Canvas.SetLeft(_resizerGhost, _initialStartPoint.X);
}
else
{
Canvas.SetTop(_resizerGhost, _initialStartPoint.Y);
}
Canvas panelHostResizer = new Canvas()
{
HorizontalAlignment = HorizontalAlignment.Stretch,
VerticalAlignment = VerticalAlignment.Stretch
};
panelHostResizer.Children.Add(_resizerGhost);
_resizerWindowHost = new Window()
{
SizeToContent = SizeToContent.Manual,
ResizeMode = ResizeMode.NoResize,
WindowStyle = WindowStyle.None,
ShowInTaskbar = false,
AllowsTransparency = true,
Background = null,
Width = actualSize.Width,
Height = actualSize.Height,
Left = ptTopLeftScreen.X,
Top = ptTopLeftScreen.Y,
ShowActivated = false,
//Owner = Window.GetWindow(this),
Content = panelHostResizer
};
}
}
_resizerWindowHost.Loaded += (s, e) => { _resizerWindowHost.SetParentToMainWindowOf(this); };
_resizerWindowHost.Show();
}
