public virtual void RegisterChildSuspendedLayout(RadElement element, PerformLayoutType performLayoutType)
{
//Debug.WriteLine("RegisterChildSuspendedLayout, " + this.element.GetType().Name);
//this.element.SuspendedChildren.Add(new ElementLayoutData(element, performLayoutType));
if (this.element.SuspendedChildren.ContainsKey(element))
{
ElementLayoutData elementLayoutData = this.element.SuspendedChildren[element];
if (elementLayoutData.Performed)
{
elementLayoutData.Performed = false;
elementLayoutData.PerformLayoutType = performLayoutType;
}
else
{
if (performLayoutType == PerformLayoutType.Parent)
{
elementLayoutData.PerformLayoutType = PerformLayoutType.Parent;
}
else if ((elementLayoutData.PerformLayoutType != PerformLayoutType.Parent) &&
(performLayoutType == PerformLayoutType.SelfExplicit))
{
elementLayoutData.PerformLayoutType = PerformLayoutType.SelfExplicit;
}
}
}
else
{
this.element.SuspendedChildren.Add(element, new ElementLayoutData(element, performLayoutType));
}
}
private void PerformRegisteredSuspendedLayout(ElementLayoutData elementLayoutData)
{
if (elementLayoutData.Element.ElementState != ElementState.Loaded)
{
return;
}
elementLayoutData.Performed = true;
if (elementLayoutData.PerformLayoutType == PerformLayoutType.Parent)
{
elementLayoutData.Element.LayoutEngine.PerformParentLayout();
}
else
{
elementLayoutData.Element.LayoutEngine.PerformLayout(elementLayoutData.Element, (elementLayoutData.PerformLayoutType == PerformLayoutType.SelfExplicit));
}
}
private ElementLayoutData GetTopMostPerformingParentData(RadElement element)
{
ElementLayoutData topMostData = null;
RadElement parent = element.Parent;
while ((parent != this.element) && (parent != null))
{
if (this.element.SuspendedChildren.ContainsKey(parent))
{
ElementLayoutData tempData = this.element.SuspendedChildren[parent];
if (!tempData.Performed)
{
topMostData = tempData;
}
}
parent = parent.Parent;
}
return(topMostData);
}
public virtual void PerformRegisteredSuspendedLayouts()
{
//Debug.WriteLine("PerformRegisteredSuspendedLayouts, " + this.element.GetType().Name);
foreach (KeyValuePair <RadElement, ElementLayoutData> keyValuePair in this.element.SuspendedChildren)
{
ElementLayoutData elementLayoutData = keyValuePair.Value;
if (elementLayoutData.Performed)
{
continue;
}
ElementLayoutData topMostData = GetTopMostPerformingParentData(elementLayoutData.Element);
while (topMostData != null)
{
PerformRegisteredSuspendedLayout(topMostData);
topMostData = GetTopMostPerformingParentData(elementLayoutData.Element);
}
PerformRegisteredSuspendedLayout(elementLayoutData);
if (this.element.SuspendedChildren.Count == 0)
{
return;
}
}
/*
* foreach (ElementLayoutData elementLayoutData in this.element.SuspendedChildren)
* {
* RadElement element = elementLayoutData.Element;
* if (elementLayoutData.PerformLayoutType == PerformLayoutType.Parent)
* element.LayoutEngine.PerformParentLayout();
* else
* element.LayoutEngine.PerformLayout(element, (elementLayoutData.PerformLayoutType == PerformLayoutType.SelfExplicit));
* }
*/
//this.element.SuspendedChildren = new List<ElementLayoutData>();
this.element.SuspendedChildren.Clear();
}
