/// <summary>
/// Overrides the OnApplyTemplate method.
/// </summary>
public override void OnApplyTemplate()
{
base.OnApplyTemplate();
if( _windowControl != null )
{
_windowControl.HeaderDragDelta -= ( o, e ) => this.OnHeaderDragDelta( e );
_windowControl.HeaderIconDoubleClicked -= ( o, e ) => this.OnHeaderIconDoubleClicked( e );
_windowControl.CloseButtonClicked -= ( o, e ) => this.OnCloseButtonClicked( e );
}
_windowControl = this.GetTemplateChild( PART_WindowControl ) as WindowControl;
if( _windowControl != null )
{
_windowControl.HeaderDragDelta += ( o, e ) => this.OnHeaderDragDelta( e );
_windowControl.HeaderIconDoubleClicked += ( o, e ) => this.OnHeaderIconDoubleClicked( e );
_windowControl.CloseButtonClicked += ( o, e ) => this.OnCloseButtonClicked( e );
}
this.UpdateBlockMouseInputsPanel();
ChangeVisualState( _button.ToString(), true );
Button closeButton = GetMessageBoxButton( PART_CloseButton );
if( closeButton != null )
closeButton.IsEnabled = !object.Equals( _button, MessageBoxButton.YesNo );
Button okButton = GetMessageBoxButton( PART_OkButton );
if( okButton != null )
okButton.IsCancel = object.Equals( _button, MessageBoxButton.OK );
SetDefaultResult();
}
private void SetChildPos( WindowControl windowControl )
{
// A MessageBox with no X and Y will be centered.
// A ChildWindow with WindowStartupLocation == Center will be centered.
if( ( ( windowControl is MessageBox ) && ( windowControl.Left == 0 ) && ( windowControl.Top == 0 ) )
|| ( ( windowControl is ChildWindow ) && ( ( ( ChildWindow )windowControl ).WindowStartupLocation == WindowStartupLocation.Center ) ) )
{
this.CenterChild( windowControl );
}
else
{
Canvas.SetLeft( windowControl, windowControl.Left );
Canvas.SetTop( windowControl, windowControl.Top );
}
}
private void SetNextActiveWindow( WindowControl windowControl )
{
if( !this.IsLoaded )
return;
WindowControl modalWindow = this.GetModalWindow();
// Modal window is always in front
if( modalWindow != null )
{
this.BringToFront( modalWindow );
}
else if( windowControl != null )
{
this.BringToFront( windowControl );
}
else
{
this.BringToFront( this.Children.OfType<WindowControl>().FirstOrDefault( (x) => x.Visibility == Visibility.Visible ) );
}
}
private bool IsModalWindow( WindowControl windowControl )
{
return ( ( windowControl is MessageBox )
|| ( ( windowControl is ChildWindow ) && ( ( ChildWindow )windowControl ).IsModal ) );
}
private void SetActiveWindow( WindowControl windowControl )
{
foreach( WindowControl window in this.Children )
{
window.SetIsActiveInternal( false );
}
windowControl.SetIsActiveInternal( true );
}
private double GetRestrictedTop( WindowControl windowControl )
{
if( windowControl.Top < 0 )
return 0;
if( ( ( windowControl.Top + windowControl.ActualHeight ) > this.ActualHeight ) && ( this.ActualHeight != 0 ) )
{
double y = this.ActualHeight - windowControl.ActualHeight;
return y < 0 ? 0 : y;
}
return windowControl.Top;
}
private double GetRestrictedLeft( WindowControl windowControl )
{
if( windowControl.Left < 0 )
return 0;
if( ( ( windowControl.Left + windowControl.ActualWidth ) > this.ActualWidth ) && ( this.ActualWidth != 0 ) )
{
double x = this.ActualWidth - windowControl.ActualWidth;
return x < 0 ? 0 : x;
}
return windowControl.Left;
}
private void CenterChild( WindowControl windowControl )
{
if( ( windowControl.ActualWidth != 0 ) && ( windowControl.ActualHeight != 0 ) )
{
windowControl.Left = ( this.ActualWidth - windowControl.ActualWidth ) / 2.0;
windowControl.Top = ( this.ActualHeight - windowControl.ActualHeight ) / 2.0;
}
}
private void BringToFront( WindowControl windowControl )
{
if( windowControl != null )
{
int maxZIndez = this.Children.OfType<WindowControl>().Max( ( x ) => Canvas.GetZIndex( x ) );
Canvas.SetZIndex( windowControl, maxZIndez + 1 );
windowControl.Focus();
this.SetActiveWindow( windowControl );
}
}
public override void OnApplyTemplate()
{
base.OnApplyTemplate();
if( _windowControl != null )
{
_windowControl.HeaderDragDelta -= ( o, e ) => this.OnHeaderDragDelta( e );
_windowControl.HeaderIconDoubleClicked -= ( o, e ) => this.OnHeaderIconDoubleClick( e );
_windowControl.CloseButtonClicked -= ( o, e ) => this.OnCloseButtonClicked( e );
}
_windowControl = this.GetTemplateChild( PART_WindowControl ) as WindowControl;
if( _windowControl != null )
{
_windowControl.HeaderDragDelta += ( o, e ) => this.OnHeaderDragDelta( e );
_windowControl.HeaderIconDoubleClicked += ( o, e ) => this.OnHeaderIconDoubleClick( e );
_windowControl.CloseButtonClicked += ( o, e ) => this.OnCloseButtonClicked( e );
}
this.UpdateBlockMouseInputsPanel();
_windowRoot = this.GetTemplateChild( PART_WindowRoot ) as Grid;
_windowRoot.RenderTransform = _moveTransform;
_hasWindowContainer = ( VisualTreeHelper.GetParent( this ) as WindowContainer ) != null;
if( !_hasWindowContainer )
{
_parentContainer = VisualTreeHelper.GetParent( this ) as FrameworkElement;
if( _parentContainer != null )
{
_parentContainer.LayoutUpdated += ParentContainer_LayoutUpdated;
_parentContainer.SizeChanged += ParentContainer_SizeChanged;
//this is for XBAP applications only. When inside an XBAP the parent container has no height or width until it has loaded. Therefore
//we need to handle the loaded event and reposition the window.
if( System.Windows.Interop.BrowserInteropHelper.IsBrowserHosted )
{
_parentContainer.Loaded += ( o, e ) =>
{
ExecuteOpen();
};
}
}
this.Unloaded += new RoutedEventHandler( ChildWindow_Unloaded );
//initialize our modal background width/height
_modalLayer.Height = _parentContainer.ActualHeight;
_modalLayer.Width = _parentContainer.ActualWidth;
_root = this.GetTemplateChild( PART_Root ) as Grid;
#if VS2008
FocusVisualStyle = null;
#else
Style focusStyle = _root.Resources[ "FocusVisualStyle" ] as Style;
if( focusStyle != null )
{
Setter focusStyleDataContext = new Setter( Control.DataContextProperty, this );
focusStyle.Setters.Add( focusStyleDataContext );
FocusVisualStyle = focusStyle;
}
#endif
_root.Children.Add( _modalLayerPanel );
}
}