/// <summary>
/// DisplayModeStates
/// -----------------
/// Closed
/// ClosedCompactLeft
/// ClosedCompactRight
/// OpenOverlayLeft
/// OpenOverlayRight
/// OpenInlineLeft
/// OpenInlineRight
/// OpenCompactOverlayLeft
/// OpenCompactOverlayRight
/// </summary>
private void UpdateVisualStates(bool useTransitons)
{
string stateName = GetStateName();
if (!IsPaneOpen)
{
PaneClosing?.Invoke(this, new SplitViewPaneClosingEventArgs());
}
else
{
PaneOpening?.Invoke(this, null);
}
#if __IOS__
PatchInvalidFinalState(stateName);
#endif
VisualStateManager.GoToState(this, stateName, useTransitons);
if (!IsPaneOpen)
{
PaneClosed?.Invoke(this, null);
}
else
{
PaneOpened?.Invoke(this, null);
}
}
private void OnTogglePaneButton_Click(object sender, RoutedEventArgs e)
{
var closing = new NavigationViewPaneClosingEventArgs();
if (IsPaneOpen)
{
PaneClosing?.Invoke(this, closing);
if (closing.Cancel)
{
this.Log().DebugIfEnabled(() => "Close pane canceled");
return;
}
}
else
{
PaneOpening?.Invoke(this, null);
}
IsPaneOpen = !IsPaneOpen;
if (IsPaneOpen)
{
PaneOpened?.Invoke(this, null);
}
else
{
PaneClosed?.Invoke(this, null);
}
}
private void OnPaneClosing(SplitView sender, SplitViewPaneClosingEventArgs args)
{
PaneClosing?.Invoke(sender, args);
if (_previousTopPadding != null)
{
TopPadding = _previousTopPadding.Value;
_previousTopPadding = null;
}
TogglePaneButton.RequestedTheme = ElementTheme.Default;
}
/// <summary>
/// DisplayModeStates
/// -----------------
/// Closed
/// ClosedCompactLeft
/// ClosedCompactRight
/// OpenOverlayLeft
/// OpenOverlayRight
/// OpenInlineLeft
/// OpenInlineRight
/// OpenCompactOverlayLeft
/// OpenCompactOverlayRight
/// </summary>
private void UpdateVisualStates(bool useTransitons)
{
string stateName = GetStateName();
if (!IsPaneOpen)
{
PaneClosing?.Invoke(this, new SplitViewPaneClosingEventArgs());
}
VisualStateManager.GoToState(this, stateName, useTransitons);
if (!IsPaneOpen)
{
PaneClosed?.Invoke(this, null);
}
}
private void ClosePane()
{
SplitViewPaneClosingEventArgs args = new SplitViewPaneClosingEventArgs();
PaneClosing?.Invoke(this, args);
if (args.Cancel)
{
if (DisplayMode == SplitViewDisplayMode.Overlay || DisplayMode == SplitViewDisplayMode.CompactOverlay)
{
IsPaneOpen = true;
return;
}
}
ChangeVisualState(true);
PaneClosed?.Invoke(this, EventArgs.Empty);
}
/// <summary>
/// Panel closing event
/// </summary>
/// <param name="sender"></param>
/// <param name="args"></param>
private void SplitView_PaneClosing(SplitView sender, SplitViewPaneClosingEventArgs args)
{
PaneClosing?.Invoke(sender, args);
}
/// <summary>
/// Raises the <see cref="PaneClosing"/> event.
/// </summary>
protected virtual void OnPaneClosing()
{
PaneClosing?.Invoke(this, EventArgs.Empty);
}
protected virtual void OnIsPaneOpenChanged()
{
bool cancel = false;
if (PaneClosing != null)
{
var args = new SplitViewPaneClosingEventArgs();
foreach (Windows.Foundation.TypedEventHandler <SplitView, SplitViewPaneClosingEventArgs> tmp in PaneClosing.GetInvocationList())
{
tmp(this, args);
if (args.Cancel)
{
cancel = true;
break;
}
}
}
if (!cancel)
{
OnStateChanged();
if (PaneClosed != null)
{
PaneClosed(this, new object());
}
}
else
{
IsPaneOpen = false;
}
}
private void OnPaneClosing(object sender, EventArgs e)
{
PaneClosing?.Invoke(sender, e);
}
protected virtual void OnIsPaneOpenChanged(bool newValue)
{
if (newValue)
{
OnVisualStateChanged();
}
else
{
if (PaneClosing != null)
{
SplitViewPaneClosingEventArgs args = new SplitViewPaneClosingEventArgs();
foreach (TypedEventHandler <SplitView, SplitViewPaneClosingEventArgs> handler in PaneClosing.GetInvocationList())
{
handler(this, args);
if (args.Cancel)
{
IsPaneOpen = true;
return;
}
}
}
OnVisualStateChanged();
PaneClosed?.Invoke(this, null);
}
}
