internal override void TryFocusCell(DataGridCellInfo cellInfo, FocusState state)
{
base.TryFocusCell(cellInfo, state);
if (cellInfo.Cell == null)
{
return;
}
var element = cellInfo.Cell.Container as FrameworkElement;
if (element != null)
{
var control = element as Control;
if (control != null)
{
control.Focus(state);
}
else
{
var firstControl = ElementTreeHelper.FindVisualDescendant <Control>(element);
if (firstControl != null)
{
firstControl.Focus(state);
}
}
}
}
/// <summary>
/// Occurs when a System.Windows.FrameworkElement has been constructed and added to the object tree.
/// </summary>
protected override void OnLoaded()
{
base.OnLoaded();
if (this.itemAddedAnimationCache != null)
{
this.itemAddedAnimationCache.Ended -= this.OnItemAddedAnimation_Ended;
this.itemAddedAnimationCache.Ended += this.OnItemAddedAnimation_Ended;
}
if (this.itemRemovedAnimationCache != null)
{
this.itemRemovedAnimationCache.Ended -= this.OnItemRemovedAnimation_Ended;
this.itemRemovedAnimationCache.Ended += this.OnItemRemovedAnimation_Ended;
}
this.UpdateStrategyDefinitionPropertyChangedHandling(true);
this.virtualizationStrategyDefinition.SynchStrategyProperties(this.virtualizationStrategy);
if (this.scrollContentPresenter == null)
{
this.scrollContentPresenter = ElementTreeHelper.FindVisualDescendant <ScrollContentPresenter>(this.manipulationContainer);
}
this.BalanceVisualSpace();
}
/// <summary>
/// IRangeValueProvider implementation.
/// </summary>
public void SetValue(double value)
{
var rangeSliderPrimitive = ElementTreeHelper.FindVisualDescendant <RangeSliderPrimitive>(this.SliderBase);
if (rangeSliderPrimitive != null)
{
var currentValue = rangeSliderPrimitive.VisualSelection.End - rangeSliderPrimitive.VisualSelection.Start;
if (this.hasMaximumDirection)
{
if (value > currentValue)
{
rangeSliderPrimitive.UpdateSelectionEnd(this.LargeChange, true);
}
else
{
rangeSliderPrimitive.UpdateSelectionStart(this.LargeChange, true);
}
}
else
{
if (value > currentValue)
{
rangeSliderPrimitive.UpdateSelectionStart(-this.LargeChange, true);
}
else
{
rangeSliderPrimitive.UpdateSelectionEnd(-this.LargeChange, true);
}
}
}
}
private void OnToggleSwitchEditorLoaded(object sender, RoutedEventArgs e)
{
this.switchKnobRect = ElementTreeHelper.FindVisualDescendant <Rectangle>(this.EditorControl, a => a.GetType() == typeof(Rectangle) && ((Rectangle)a).Name == SwitchKnobBoundsPartName);
this.switchKnobOffEllipse = ElementTreeHelper.FindVisualDescendant <Ellipse>(this.EditorControl, a => a.GetType() == typeof(Ellipse) && ((Ellipse)a).Name == SwitchKnobOffPartName);
this.outerBorderRect = ElementTreeHelper.FindVisualDescendant <Rectangle>(this.EditorControl, a => a.GetType() == typeof(Rectangle) && ((Rectangle)a).Name == OuterBorderPartName);
this.UpdateSwitchBrushes();
this.EditorControl.Loaded -= this.OnToggleSwitchEditorLoaded;
}
private void OnLoaded(object sender, RoutedEventArgs e)
{
this.closeButton = ElementTreeHelper.FindVisualDescendant <Button>(this);
this.closeButton.Click += this.OnCloseButtonClick;
this.closeButtonAnimation = new OpacityAnimation(this.closeButton)
{
Duration = new Duration(TimeSpan.FromMilliseconds(200))
};
this.initialDelayTimer.Start();
}
private void OnNativeSideDrawerLoaded(object sender, Windows.UI.Xaml.RoutedEventArgs e)
{
RadSideDrawer nativeSideDrawer = (RadSideDrawer)sender;
Border swipeBorder = ElementTreeHelper.FindVisualDescendant <Border>(nativeSideDrawer);
if (swipeBorder != null)
{
swipeBorder.IsHitTestVisible = false;
}
nativeSideDrawer.Loaded -= this.OnNativeSideDrawerLoaded;
}
private void radSlideView_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
RadSlideView slideView = sender as RadSlideView;
if (slideView != null)
{
var scrollViewer = ElementTreeHelper.FindVisualDescendant <ScrollViewer>(slideView.SelectedItemContainer);
if (scrollViewer != null)
{
scrollViewer.ScrollToVerticalOffset(0);
}
}
}
private void OnSlideViewLoaded(object sender, RoutedEventArgs e)
{
// Start always with the information visible
SlideViewAndFilmStrip.ShowOverlayContent();
// Start the timer. If the user does not do anything in a few seconds then remove the overlay
//_overlayTimer = new Timer(HideOverlayAndAppbar, null, new TimeSpan(0,0,10), new TimeSpan(0,0,0,0,-1));
SetMoveButtons();
// Bind to item state changed event to explicit release the image when scrolling in filmstrip mode.
var zoomableListBox = ElementTreeHelper.FindVisualDescendant <ZoomableListBox>(sender as RadSlideView);
zoomableListBox.ItemStateChanged += ZoomableListBoxOnItemStateChanged;
}
private FrameworkElement GetVisualContent()
{
var content = this.Content;
if (content == null)
{
return(null);
}
FrameworkElement visualContent = this.Content as FrameworkElement;
if (visualContent == null)
{
visualContent = ElementTreeHelper.FindVisualDescendant <TextBlock>(this);
}
return(visualContent);
}
/// <inheritdoc />
protected override string GetNameCore()
{
if (this.Control.Content != null)
{
var textBlock = ElementTreeHelper.FindVisualDescendant <Windows.UI.Xaml.Controls.TextBlock>(this.Control);
if (textBlock != null)
{
return(textBlock.Text);
}
}
var nameCore = base.GetNameCore();
if (!string.IsNullOrEmpty(nameCore))
{
return(nameCore);
}
return(string.Empty);
}