public void OnGUI(Rect pos) { m_Position = pos; var docTreeRect = new Rect( m_Position.x + k_BorderWidth, m_Position.y + k_SearchBarHeight, m_Position.width - 2 * k_BorderWidth,//m_HorizontalSplitterRect.x - k_BorderWidth, m_Position.height - k_BorderWidth - k_ToolsHeight - k_SearchBarHeight); var searchBarRect = new Rect( docTreeRect.x, m_Position.y, docTreeRect.width, k_SearchBarHeight); if (m_TreeView == null) { bool firstInit = m_MultiColumnHeaderState == null; var headerState = DocumentTree.CreateDefaultMultiColumnHeaderState(docTreeRect.width); if (MultiColumnHeaderState.CanOverwriteSerializedFields(m_MultiColumnHeaderState, headerState)) { MultiColumnHeaderState.OverwriteSerializedFields(m_MultiColumnHeaderState, headerState); } m_MultiColumnHeaderState = headerState; if (m_TreeViewState == null) { m_TreeViewState = new TreeViewState(); } m_TreeView = new DocumentTree(m_TreeViewState, new MultiColumnHeader(m_MultiColumnHeaderState)); } OnGUISearchBar(searchBarRect); HandleHorizontalResize(); m_TreeView.OnGUI(docTreeRect); var bottomRect = new Rect( docTreeRect.x, docTreeRect.y + docTreeRect.height + k_BorderWidth, docTreeRect.width, k_ToolsHeight - k_BorderWidth); BottomToolBar(bottomRect); if (m_ResizingHorizontalSplitter) { m_Parent.Repaint(); } }