/// <summary>
/// Handles the Loaded event of this control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="RoutedEventArgs"/> instance containing the event data.</param>
private void This_Loaded(object sender, RoutedEventArgs e)
{
if (!System.ComponentModel.DesignerProperties.GetIsInDesignMode(this))
{
this.NodeViewer = LayoutHelper.FindLogicalParent <UcNodeViewer>(this, true);
if (this.NodeViewer == null)
{
this.NodeViewer = LayoutHelper.FindVisualParent <UcNodeViewer>(this, true);
}
if (this.NodeViewer != null && !this.IsPreview)
{
this.treeDesigner = LayoutHelper.FindLogicalParent <UcTreeDesigner>(this.NodeViewer, true);
if (this.treeDesigner != null)
{
this.treeDesigner.RegisterIOHandle(this);
DisposablesHandler.Instance.AddDisposeConnection(this,
PropertyChangedHandle.GetDistinctInstance(this.treeDesigner, "ConnectingIOHandle", this.OnTreeDesignerConnectingIOHandleChanged));
}
DisposablesHandler.Instance.AddDisposeConnection(this,
PropertyChangedHandle.GetDistinctInstance(this.NodeViewer, "IsSelected", this.OnNodeViewerIsSelectedChanged));
}
}
LoadedCompletely = true;
}
/// <summary>
/// Handles the MouseLeftButtonUp event of the DataGridOwner control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="System.Windows.Input.MouseButtonEventArgs"/> instance containing the event data.</param>
private void DataGridOwner_MouseLeftButtonUp(object sender, MouseButtonEventArgs e)
{
// If expansion on click on row is enabled this event handler is called when
// a user clicks on a row.
// Make sure that the click was inside the selected row.
if (this.DataGridOwner != null)
{
DataGridRow row = LayoutHelper.FindVisualParent <DataGridRow>(e.OriginalSource as UIElement);
if (row != null && row.Item == this.DataGridOwner.SelectedItem &&
LayoutHelper.FindVisualParent <DataGridDetailsPresenter>(e.OriginalSource as UIElement) == null)
{
// toggle expansion.
this.ToggleExpansionOfSelected();
}
}
}