/// <summary>
/// Adds a layout element to the layout
/// </summary>
public bool AddToLayout(LayoutElement le)
{
LayoutHelper.SetUniqueElementName(LayoutElements, le);
Lock();
var args = new LayoutElementEventArgs(le)
{
Cancel = false
};
DelegateHelper.FireEvent(this, NewElement, args);
if (args.Cancel)
{
return(false);
}
_layoutElements.Insert(0, le);
FireElementsChanged();
le.Invalidated += OnElementInvalidated;
AddToSelection(le);
le.Initialized = true;
Unlock();
return(true);
}
static void Layout_ElementRemoved(object sender, LayoutElementEventArgs e)
{
LayoutDocument layoutDoc = e.Element as LayoutDocument;
var floating = e.Element as LayoutDocumentFloatingWindow;
var layoutPanel = e.Element as LayoutDocumentPane;
if (layoutDoc != null)
{
var frame = layoutDoc.Content as Frame;
if (layoutDoc.ContentId == "CodeRemoval")
{
if (TaskbarManager.Instance.TabbedThumbnail.IsThumbnailPreviewAdded(frame))
{
ThumbnailButtonsHelper.RemoveButtons(TaskbarManager.Instance.TabbedThumbnail.GetThumbnailPreview(frame));
}
//Tab closed from preview -> clean frame handlers
frame.ContentRendered -= frame_ContentRendered;
CloseTab(frame);
return;
}
if (frame != null)
{
RemovePreview(frame);
}
}
else if (floating != null)
{
return;
}
else if (layoutPanel != null)
{
return;
}
}
private void LayoutControlMouseDoubleClick(object sender, MouseEventArgs e)
{
if (DesignMode)
{
return;
}
var pnt = ScreenToPaper(e.Location);
foreach (var el in LayoutElements)
{
if (el.ClickWithin((int)pnt.X, (int)pnt.Y))
{
var args = new LayoutElementEventArgs(el)
{
Cancel = false
};
DelegateHelper.FireEvent(this, ElementDoubleClicked, args);
if (!args.Cancel)
{
DoInvalidate();
}
break;
}
}
}
private void Layout_ElementRemoved(object sender, LayoutElementEventArgs e)
{
LayoutAnchorable an = e.Element as LayoutAnchorable;
if (an != null)
{
_region.Remove(an.Content);
}
// LayoutRoot root = sender as LayoutRoot;
//root.RemoveChild(e.Element);
}
static void Layout_ElementAdded(object sender, LayoutElementEventArgs e)
{
LayoutDocument layoutDoc = e.Element as LayoutDocument;
var floating = e.Element as LayoutDocumentFloatingWindow;
var layoutPanel = e.Element as LayoutDocumentPane;
if (layoutDoc != null)
{
Frame frame = layoutDoc.Content as Frame;
if (frame != null)
{
//Add new frame rendered event handler. Create frame preview after it is rendered
frame.ContentRendered -= frame_ContentRendered;
frame.ContentRendered += frame_ContentRendered;
//refreshing frame to force calling frame_ContentRendered after adding new tab from flowing
frame.Refresh();
}
}
else if (floating != null)
{
layoutDoc = floating.RootDocument as LayoutDocument;
if (layoutDoc != null)
{
Frame frame = layoutDoc.Content as Frame;
if (frame != null)
{
//Add new frame rendered event handler. Create frame preview after it is rendered
frame.ContentRendered -= frame_ContentRendered;
frame.ContentRendered += frame_ContentRendered;
//refreshing frame to force calling frame_ContentRendered after adding new tab from flowing
frame.Refresh();
}
}
}
else if (layoutPanel != null)
{
layoutDoc = layoutPanel.SelectedContent as LayoutDocument;
if (layoutDoc != null)
{
Frame frame = layoutDoc.Content as Frame;
if (frame != null)
{
//Add new frame rendered event handler. Create frame preview after it is rendered
frame.ContentRendered -= frame_ContentRendered;
frame.ContentRendered += frame_ContentRendered;
//refreshing frame to force calling frame_ContentRendered after adding new tab from flowing
frame.Refresh();
}
}
}
RefreshAllPreviews();
}
private static void ElementAdded(object sender, LayoutElementEventArgs e)
{
if (e.Element is LayoutAnchorable anchorable)
{
AdjustAnchorableHideAndCloseCommands(anchorable);
}
else
{
foreach (var anchorable2 in e.Element.Descendents().OfType <LayoutAnchorable>())
{
AdjustAnchorableHideAndCloseCommands(anchorable2);
}
}
}
/// <summary>
/// Initializes element added by user manually.
/// </summary>
private void OnNewElement(object sender, LayoutElementEventArgs e)
{
switch (e.Element.Type)
{
case ElementType.Table:
{
if (!OpenTableDialog(e.Element as LayoutTable))
{
e.Cancel = true;
}
break;
}
}
}
/// <summary>
/// Opens element specific editing dialog for the element
/// </summary>
private void OnElementDoubleClicked(object sender, LayoutElementEventArgs e)
{
switch (e.Element.Type)
{
case ElementType.Table:
{
if (EditTable(e.Element as LayoutTable, false))
{
return;
}
break;
}
}
e.Cancel = true;
}
private static void ElementAdded(object sender, LayoutElementEventArgs e)
{
AdjustAnchorableHideAndCloseCommands(e.Element as LayoutAnchorable);
}
private void Layout_ElementAdded(object sender, LayoutElementEventArgs e)
{
if (_suspendLayoutItemCreation)
return;
foreach (var content in Layout.Descendents().OfType<LayoutContent>())
{
if (content is LayoutDocument)
CreateDocumentLayoutItem(content as LayoutDocument);
else //if (content is LayoutAnchorable)
CreateAnchorableLayoutItem(content as LayoutAnchorable);
}
CollectLayoutItemsDeleted();
}
private void Layout_ElementRemoved(object sender, LayoutElementEventArgs e)
{
if (_suspendLayoutItemCreation)
return;
CollectLayoutItemsDeleted();
}
