protected class MetalFileChooserUI.FilterComboBoxModel extends AbstractListModel<Object> implements ComboBoxModel<Object>, PropertyChangeListener
Modifier and Type | Field and Description |
---|---|
protected FileFilter[] |
filters |
listenerList
Modifier | Constructor and Description |
---|---|
protected |
FilterComboBoxModel() |
Modifier and Type | Method and Description |
---|---|
Object |
getElementAt(int index)
返回指定索引处的值。
|
Object |
getSelectedItem()
返回选定的项目
|
int |
getSize()
返回列表的长度。
|
void |
propertyChange(PropertyChangeEvent e)
当改变绑定属性时,这种方法会被调用。
|
void |
setSelectedItem(Object filter)
设置选定的项目。
|
addListDataListener, fireContentsChanged, fireIntervalAdded, fireIntervalRemoved, getListDataListeners, getListeners, removeListDataListener
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
addListDataListener, removeListDataListener
protected FileFilter[] filters
public void propertyChange(PropertyChangeEvent e)
PropertyChangeListener
propertyChange
接口
PropertyChangeListener
e
- PropertyChangeEvent对象描述事件源和性质已经改变。
public void setSelectedItem(Object filter)
ComboBoxModel
ListDataListener
s,内容已经改变了。
setSelectedItem
接口
ComboBoxModel<Object>
filter
-列表对象选择或
null
明确的选择
public Object getSelectedItem()
ComboBoxModel
getSelectedItem
接口
ComboBoxModel<Object>
null
如果没有选择
public int getSize()
ListModel
public Object getElementAt(int index)
ListModel
getElementAt
接口
ListModel<Object>
index
-请求的索引
index
价值
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