/// <summary>
/// Initialize a new instance of the ViewLayoutRibbonGroupLines class.
/// </summary>
/// <param name="ribbon">Owning ribbon control instance.</param>
/// <param name="ribbonLines">Reference to lines definition.</param>
/// <param name="needPaint">Delegate for notifying paint requests.</param>
public ViewLayoutRibbonGroupLines(KryptonRibbon ribbon,
KryptonRibbonGroupLines ribbonLines,
NeedPaintHandler needPaint)
{
Debug.Assert(ribbon != null);
Debug.Assert(ribbonLines != null);
Debug.Assert(needPaint != null);
// Cache references
_ribbon = ribbon;
_ribbonLines = ribbonLines;
_needPaint = needPaint;
// Associate the component with this view element for design time selection
Component = _ribbonLines;
// Use hashtable to store relationships
_itemToView = new ItemToView();
_viewToItem = new ViewToItem();
_sizeLargeList = new SizeList();
_sizeMediumList = new SizeList();
_sizeSmallList = new SizeList();
_viewLargeList = new ViewList();
_viewMediumList = new ViewList();
_viewSmallList = new ViewList();
_viewToLargeGap = new ViewToGap();
_viewToMediumGap = new ViewToGap();
_viewToSmallGap = new ViewToGap();
// Get the initial size used for sizing and positioning
ApplySize(ribbonLines.ItemSizeCurrent);
// Hook into changes in the ribbon triple definition
_ribbonLines.PropertyChanged += new PropertyChangedEventHandler(OnLinesPropertyChanged);
_ribbonLines.LinesView = this;
// At design time we want to track the mouse and show feedback
if (_ribbon.InDesignMode)
{
ViewHightlightController controller = new ViewHightlightController(this, needPaint);
controller.ContextClick += new MouseEventHandler(OnContextClick);
MouseController = controller;
}
}
private void SyncChildrenToRibbonGroupItems()
{
// Remove all child elements
Clear();
ItemToView regenItemToView = new ItemToView();
ViewToItem regenViewToItem = new ViewToItem();
// Add a view element for each group item
foreach (IRibbonGroupItem item in _ribbonLines.Items)
{
ViewBase itemView;
// Do we already have a view for this item definition
if (_itemToView.ContainsKey(item))
{
itemView = _itemToView[item];
// Remove from lookup to prevent it being deleted
_itemToView.Remove(item);
}
else
{
// Ask the item definition to return an appropriate view
itemView = item.CreateView(_ribbon, _needPaint);
}
// Update the visible state of the item
itemView.Visible = _ribbon.InDesignHelperMode || item.Visible;
// We need to keep this association
regenItemToView.Add(item, itemView);
regenViewToItem.Add(itemView, item);
Add(itemView);
}
// When in design time help mode
if (_ribbon.InDesignHelperMode)
{
// Create the design time 'Add Tab' first time it is needed
if (_viewAddItem == null)
{
_viewAddItem = new ViewDrawRibbonDesignGroupLines(_ribbon,
_ribbonLines,
_currentSize,
_needPaint);
}
// Always add at end of the list of items
Add(_viewAddItem);
}
// Dispose of all the items no longer needed
foreach (ViewBase view in _itemToView.Values)
{
view.Dispose();
}
// Use the latest hashtable
_itemToView = regenItemToView;
_viewToItem = regenViewToItem;
}
