Object
wijmo.tree.wijtree.options
Wijmo UI for the Web
options type
Object
wijmo.tree.wijtree.options
| Name | Description | |
|---|---|---|
 | allowDrag | Default value: false When the allowDrag option is set to true, the tree nodes can be dragged. |
| allowDrop | Default value: false When allowDrop is set to true, one tree node can be dropped within another tree node. |
| allowEdit | Default value: false The allowEdit option allows a user to edit the tree nodes at run time. |
| allowSorting | Default value: true The allowSorting option allows the tree nodes to be sorted at run time when the user presses the "s" key. |
| allowTriState | Default value: true The allowTriState option allows the tree nodes to exhibit triState behavior. This lets the node checkboxes be checked, unchecked, or indeterminate. This option must be used with the showCheckBoxes option. |
| autoCheckNodes | Default value: true The autoCheckNodes option allows the sub-nodes to be checked when the parent nodes are checked. To use this option, showCheckboxes must be set to "true." |
| autoCollapse | Default value: false If this option is set to true, the expanded node will be collapsed if another node is expanded. |
| collapseAnimation | The collapseAnimation option determines the animation effect, easing, and duration for hiding child nodes when the parent node is collapsed. Type: Object Default: null |
| collapseDelay | Default value: 0 This option controls the length of time in milliseconds to delay before the node collapses. |
| disabled | Default value: false If set to true, the select, click, and check operations are disabled too. |
| draggable | Default value: null Customize the jquery-ui-draggable plugin of wijtree. |
| droppable | Default value: null Customize the jquery-ui-droppable plugin of wijtree. |
| dropVisual | Default value: null Customizes the helper element to be used to display the position that the node will be inserted to. If a function is specified, it must return a DOMElement. |
| expandAnimation |
The expandAnimation option determines the animation effect, easing, and duration for showing child nodes when the parent node is expanded. |
| expandCollapseHoverUsed | Default value: false The expandCollapseHoverUsed option allows the tree to expand or collapse when the mouse hovers over the expand/collapse button. |
| expandDelay | Default value: 0 The expandDelay option controls the length of time in milliseconds to delay before the node is expanded. |
| nodes | Default value: null Set the child nodes object array as the datasource of wijtree. |
| showCheckBoxes | Default value: false The showCheckBoxes option allows the node Check Box to be shown on the tree nodes. |
| showExpandCollapse | Default value: true The showExpandCollapse option determines if the tree is displayed in an expanded or collapsed state. If set to "false," then the wijtree widget will be displayed in the expanded state. |
| Name | Description | |
|---|---|---|
 | nodeBeforeDropped | The nodeBeforeDropped event handler is called before a draggable node is dropped in another position. If the event handler returns false, the drop action will be prevented. |
| nodeBlur | The nodeBlur event fired when the node loses focus. |
| nodeCheckChanged | The nodeCheckChanged event fires when a node is checked. |
| nodeCheckChanging | The nodeCheckChanging event fires before a node is checked. You can cancel this event by returning false. |
| nodeClick | The nodeClick event fires when a tree node is clicked. |
| nodeCollapsed | The nodeCollapsed event fires when a tree node is collapsed. |
| nodeCollapsing | The nodeCollapsing event fires before a node collapses. This event can be canceled, if return false |
| nodeDragging | The nodeDragging event handler.A function called when the node is moved during a drag-and-drop operation. |
| nodeDragStarted | The nodeDragStarted event fires when a user starts to drag a node. |
| nodeDropped | The nodeDropped event is called when an acceptable draggable node is dropped over to another position. |
| nodeExpanded | The nodeExpanded event handler. A function called when a node is expanded. |
| nodeExpanding | The nodeExpanding event fires before a tree node is expanded. This event can be canceled, if return false |
| nodeFocus | The nodeFocus event fired when the node is focused. |
| nodeMouseOut | The nodeMouseOut event fires when the user moves the mouse pointer off of a node. |
| nodeMouseOver | The nodeMouseOver event fires when a user places the mouse pointer over a node. |
| nodeTextChanged | The nodeTextChanged event fires when the text of a node changes. |
| selectedNodeChanged | The selectedNodeChanged event fires when the selected node changes. |