private void UpdateVerbStatus()
{
// Create verbs first time around
if (_verbs == null)
{
_verbs = new DesignerVerbCollection();
_toggleHelpersVerb = new DesignerVerb("Toggle Helpers", new EventHandler(OnToggleHelpers));
_moveFirstVerb = new DesignerVerb("Move Cluster First", new EventHandler(OnMoveFirst));
_movePrevVerb = new DesignerVerb("Move Cluster Previous", new EventHandler(OnMovePrevious));
_moveNextVerb = new DesignerVerb("Move Cluster Next", new EventHandler(OnMoveNext));
_moveLastVerb = new DesignerVerb("Move Cluster Last", new EventHandler(OnMoveLast));
_addButtonVerb = new DesignerVerb("Add Button", new EventHandler(OnAddButton));
_addColorButtonVerb = new DesignerVerb("Add Color Button", new EventHandler(OnAddColorButton));
_clearItemsVerb = new DesignerVerb("Clear Items", new EventHandler(OnClearItems));
_deleteClusterVerb = new DesignerVerb("Delete Cluster", new EventHandler(OnDeleteCluster));
_verbs.AddRange(new DesignerVerb[] { _toggleHelpersVerb, _moveFirstVerb, _movePrevVerb, _moveNextVerb, _moveLastVerb,
_addButtonVerb, _addColorButtonVerb, _clearItemsVerb, _deleteClusterVerb });
}
bool moveFirst = false;
bool movePrev = false;
bool moveNext = false;
bool moveLast = false;
bool clearItems = false;
if ((_ribbonCluster != null) && (_ribbonCluster.Ribbon != null))
{
// Cast container to the correct type
KryptonRibbonGroupLines lines = (KryptonRibbonGroupLines)_ribbonCluster.RibbonContainer;
moveFirst = (lines.Items.IndexOf(_ribbonCluster) > 0);
movePrev = (lines.Items.IndexOf(_ribbonCluster) > 0);
moveNext = (lines.Items.IndexOf(_ribbonCluster) < (lines.Items.Count - 1));
moveLast = (lines.Items.IndexOf(_ribbonCluster) < (lines.Items.Count - 1));
clearItems = (_ribbonCluster.Items.Count > 0);
}
_moveFirstVerb.Enabled = moveFirst;
_movePrevVerb.Enabled = movePrev;
_moveNextVerb.Enabled = moveNext;
_moveLastVerb.Enabled = moveLast;
_clearItemsVerb.Enabled = clearItems;
}