/// <summary>
/// Initialize a new instance of the ViewLayoutRibbonQATContents class.
/// </summary>
/// <param name="ribbon">Owning ribbon control instance.</param>
/// <param name="needPaint">Delegate for notifying paint requests.</param>
/// <param name="showExtraButton">Should the extra button be shown.</param>
public ViewLayoutRibbonQATContents(KryptonRibbon ribbon,
NeedPaintHandler needPaint,
bool showExtraButton)
{
Debug.Assert(ribbon != null);
Debug.Assert(needPaint != null);
Ribbon = ribbon;
_needPaint = needPaint;
// Create initial lookup table
_qatButtonToView = new QATButtonToView();
// Create the extra button for customization/overflow
if (showExtraButton)
{
_extraButton = new ViewDrawRibbonQATExtraButton(ribbon, needPaint);
_extraButton.ClickAndFinish += OnExtraButtonClick;
}
}
private void SyncChildren(bool layout)
{
// Remove all child elements
Clear();
// Create a new lookup that reflects any changes in QAT buttons
QATButtonToView regenerate = new QATButtonToView();
// Get an array with all the buttons to be considered for display
IQuickAccessToolbarButton[] qatButtons = QATButtons;
// Make sure we have a view element to match each QAT button definition
foreach (IQuickAccessToolbarButton qatButton in qatButtons)
{
ViewDrawRibbonQATButton view = null;
// Get the currently cached view for the button
if (_qatButtonToView.ContainsKey(qatButton))
{
view = _qatButtonToView[qatButton];
}
// If a new button, create a view for it now
if (view == null)
{
view = new ViewDrawRibbonQATButton(Ribbon, qatButton, _needPaint);
}
// Add to the lookup for future reference
regenerate.Add(qatButton, view);
}
// Add child elements appropriate for each qat button
for (int i = 0; i < qatButtons.Length; i++)
{
IQuickAccessToolbarButton qatButton = qatButtons[i];
// Does the layout processing require the view to be updated
if (layout)
{
// Update the enabled/visible state of the button
regenerate[qatButton].Enabled = Ribbon.InDesignHelperMode || qatButton.GetEnabled();
regenerate[qatButton].Visible = Ribbon.InDesignHelperMode || qatButton.GetVisible();
}
// Always add the group view
Add(regenerate[qatButton]);
// Remove entries we are still using
if (_qatButtonToView.ContainsKey(qatButton))
{
_qatButtonToView.Remove(qatButton);
}
}
// Dispose of views no longer required
foreach (ViewDrawRibbonQATButton view in _qatButtonToView.Values)
{
view.Dispose();
}
// No longer need the old lookup
_qatButtonToView = regenerate;
// Always add the customization/overflow button last
if (_extraButton != null)
{
Add(_extraButton);
}
}