// Draw foldout (after text content above to ensure drop down icon is rendered above selection highlight)
private void DoFoldout(AnimationWindowHierarchyNode node, Rect rect, float indent, int row)
{
if (m_TreeView.data.IsExpandable(node))
{
Rect toggleRect = rect;
toggleRect.x = indent;
toggleRect.width = foldoutStyleWidth;
EditorGUI.BeginChangeCheck();
bool newExpandedValue = GUI.Toggle(toggleRect, m_HierarchyItemFoldControlIDs[row], m_TreeView.data.IsExpanded(node), GUIContent.none, foldoutStyle);
if (EditorGUI.EndChangeCheck())
{
if (Event.current.alt)
{
m_TreeView.data.SetExpandedWithChildren(node, newExpandedValue);
}
else
{
m_TreeView.data.SetExpanded(node, newExpandedValue);
}
}
}
else
{
AnimationWindowHierarchyPropertyNode hierarchyPropertyNode = node as AnimationWindowHierarchyPropertyNode;
AnimationWindowHierarchyState hierarchyState = m_TreeView.state as AnimationWindowHierarchyState;
if (hierarchyPropertyNode != null && hierarchyPropertyNode.isPptrNode)
{
Rect toggleRect = rect;
toggleRect.x = indent;
toggleRect.width = foldoutStyleWidth;
EditorGUI.BeginChangeCheck();
bool tallMode = hierarchyState.GetTallMode(hierarchyPropertyNode);
tallMode = GUI.Toggle(toggleRect, m_HierarchyItemFoldControlIDs[row], tallMode, GUIContent.none, foldoutStyle);
if (EditorGUI.EndChangeCheck())
{
hierarchyState.SetTallMode(hierarchyPropertyNode, tallMode);
}
}
}
}