private void SetWidget(MatrixLoc location, WidgetData widget)
{
WidgetData removedWidget = null;
Validate();
// the same widget is being inserted at the same spot where it is already located,
// let not do anything and just exit
if (widget != null && widget.Parent == this && widget.Location == location)
{
return;
}
MatrixRect neededBounds = _containerBounds.GrowTo(location);
// If the cell being modified within the bounds of the current array, let's make sure
// the existing cell is empty. Otherwise, we need to reallocate the array before
// we can assign the widget to it.
if (neededBounds.Size == _containerBounds.Size)
{
removedWidget = ClearWidget(location);
}
else if (widget != null)
{
WidgetContainerResizeJustify resizeJustify =
(_containerBounds.Row == neededBounds.Row ?
WidgetContainerResizeJustify.Top : WidgetContainerResizeJustify.Bottom) |
(_containerBounds.Column == neededBounds.Column ?
WidgetContainerResizeJustify.Left : WidgetContainerResizeJustify.Right);
Resize(neededBounds.Size, resizeJustify);
}
Validate();
if (widget != null)
{
if (widget.HasOwner)
{
widget.Parent.Remove(widget);
}
_widgetArray[_containerBounds.ToIndex(location)] = widget;
widget.SetOwner(this, location);
widget.IsDirtyChanged += OnChildIsDirtyChanged;
if (removedWidget != null)
{
OnWidgetReplaced(location, removedWidget, widget);
removedWidget = null;
}
else
{
OnWidgetAdded(location, widget);
}
}
if (removedWidget != null)
{
OnWidgetRemoved(location, removedWidget);
}
Validate();
IsDirty = true;
}
private void SetWidget( MatrixLoc location, WidgetData widget )
{
WidgetData removedWidget = null;
Validate();
// the same widget is being inserted at the same spot where it is already located,
// let not do anything and just exit
if( widget != null && widget.Parent == this && widget.Location == location ) return;
MatrixRect neededBounds = _containerBounds.GrowTo( location );
// If the cell being modified within the bounds of the current array, let's make sure
// the existing cell is empty. Otherwise, we need to reallocate the array before
// we can assign the widget to it.
if( neededBounds.Size == _containerBounds.Size )
{
removedWidget = ClearWidget( location );
}
else if( widget != null )
{
WidgetContainerResizeJustify resizeJustify =
( _containerBounds.Row == neededBounds.Row ?
WidgetContainerResizeJustify.Top : WidgetContainerResizeJustify.Bottom ) |
( _containerBounds.Column == neededBounds.Column ?
WidgetContainerResizeJustify.Left : WidgetContainerResizeJustify.Right );
Resize( neededBounds.Size, resizeJustify );
}
Validate();
if( widget != null )
{
if( widget.HasOwner )
{
widget.Parent.Remove( widget );
}
_widgetArray[ _containerBounds.ToIndex( location ) ] = widget;
widget.SetOwner( this, location );
widget.IsDirtyChanged += OnChildIsDirtyChanged;
if( removedWidget != null )
{
OnWidgetReplaced( location, removedWidget, widget );
removedWidget = null;
}
else
{
OnWidgetAdded( location, widget );
}
}
if( removedWidget != null )
{
OnWidgetRemoved( location, removedWidget );
}
Validate();
IsDirty = true;
}
