HasTreeItems (GWT Javadoc)

All Known Subinterfaces:

HasTreeItems.ForIsWidget

All Known Implementing Classes:

Tree, TreeItem
```
public interface HasTreeItems
```
A widget that implements this interface contains items and can operate them.

Nested Class Summary

Nested Classes
Modifier and Type Interface Description

static interface HasTreeItems.ForIsWidget
Extends this interface with convenience methods to handle IsWidget.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`TreeItem`	`addItem(SafeHtml itemHtml)`	Adds a simple tree item containing the specified html.
`void`	`addItem(IsTreeItem isItem)`	Adds an item wrapped by specified `IsTreeItem`.
`void`	`addItem(TreeItem item)`	Adds an tree item.
`TreeItem`	`addItem(Widget widget)`	Adds a new tree item containing the specified widget.
`TreeItem`	`addTextItem(java.lang.String itemText)`	Adds a simple tree item containing the specified text.
`void`	`removeItem(IsTreeItem isItem)`	Removes an item.
`void`	`removeItem(TreeItem item)`	Removes an item.
`void`	`removeItems()`	Removes all items.

- Method Detail
  - addItem
```
TreeItem addItem(SafeHtml itemHtml)
```
    Adds a simple tree item containing the specified html.
    
    Parameters:
    
    itemHtml - the html of the item to be added
    
    Returns:
    
    the item that was added
  - addItem
```
void addItem(TreeItem item)
```
    Adds an tree item.
    
    Parameters:
    
    item - the item to be added
  - addItem
```
void addItem(IsTreeItem isItem)
```
    Adds an item wrapped by specified IsTreeItem.
    
    Parameters:
    
    isItem - the wrapper of item to be added
  - addItem
```
TreeItem addItem(Widget widget)
```
    Adds a new tree item containing the specified widget.
    
    Parameters:
    
    widget - the widget to be added
    
    Returns:
    
    the new item
  - addTextItem
```
TreeItem addTextItem(java.lang.String itemText)
```
    Adds a simple tree item containing the specified text.
    
    Parameters:
    
    itemText - the text of the item to be added
    
    Returns:
    
    the item that was added
  - removeItem
```
void removeItem(TreeItem item)
```
    Removes an item.
    
    Parameters:
    
    item - the item to be removed
  - removeItem
```
void removeItem(IsTreeItem isItem)
```
    Removes an item.
    
    Parameters:
    
    isItem - the wrapper of item to be removed
  - removeItems
```
void removeItems()
```
    Removes all items.