onAfterAdd fires after adding an item to the datastore onAfterClose fires after the branch has been closed onAfterContextMenu fires after the context menu was called in the item area onAfterDelete fires after an item is removed onAfterDrop fires after drag-n-drop was finished onAfterLoad fires after data loading is complete onAfterOpen fires after the branch has been opened onAfterRender occurs immediately after the component has been rendered onAfterScroll occurs when some webix view has been scrolled onAfterSelect fires after an item has been selected onAfterSort fires after sorting dataset onAfterUnSelect fires after an item has been unselected onBeforeAdd fires before adding an item to the datastore onBeforeClose fires the moment you attempt to close the tree branch onBeforeContextMenu fires before the context menu is called in the item area onBeforeDelete fires before an item is removed onBeforeDrag fires before the mouse button is pressed and the cursor is moved over a draggable item onBeforeDragIn fires before a dragged element is moved over the droppable area onBeforeDrop fires before a dragged element is released over the droppable area onBeforeDropOut fires before a dragged element is released over the droppable area outside the source widget onBeforeLoad fires immediately before data loading has started onBeforeOpen fires the moment you attempt to open the tree branch onBeforeRender occurs immediately before the component has been rendered onBeforeSelect fires before item selection has started onBeforeSort fires before sorting of the dataset onBeforeUnSelect fires before unselection of an item has started onBindRequest fires when the component is ready to receive data from the master component onBlur fires when focus is moved out of the view onDataRequest fires when data from the server is requested for linear data structures (List, DataTable, DataView etc.) to implement dynamic data loading onDataUpdate fires when a data item is being updated onDestruct occurs when component destroyed onDragOut fires when a dragged element is moved outside of the droppable area onEnter fires when the Enter key has been pressed onFocus fires when a view gets focus onItemCheck called when the checkbox inside the tree item was checked onItemClick fires when a component item was clicked onItemDblClick fires when a component item was double-clicked onItemRender for each item rendering, occurs only for items with custom templates onItemSingleClick allows distinguishing between single and double-click events onKeyPress occurs when keyboard key is pressed for the control in focus onLoadError fires when an error occurs during data loading (invalid server side response) onLongTouch fires on holding finger in some position for a certain period of time onMouseMove fires when the mouse was moved over the specified component onMouseMoving fires when the mouse was moved over the component onMouseOut fires when the mouse was moved out from the specified item onPartialRender called when part of tree is repainted onPaste fires when the clipboard is enabled and the user presses CTRL+V keys combination onSelectChange fires after selection state was changed onSwipeX occurs on a horizontal swipe movement onSwipeY occurs on a vertical swipe movement onTabFocus fires after a tab focus has been changed onTimedKeyPress fires after typing has been finished in the field onTouchEnd occurs when the touch event is ended onTouchMove occurs during touch movement onTouchStart fires when some webix view has been touched onValidationError fires when newly loaded/added/edited data fail to pass validation onValidationSuccess fires after the newlyloaded/added/edited data has passes validation successfully onViewResize fires when the size of a view has been changed by resizer onViewShow fires when any hidden view is shown