本文整理汇总了Java中javax.accessibility.AccessibleRole.COMBO_BOX属性的典型用法代码示例。如果您正苦于以下问题：Java AccessibleRole.COMBO_BOX属性的具体用法？Java AccessibleRole.COMBO_BOX怎么用？Java AccessibleRole.COMBO_BOX使用的例子？那么, 这里精选的属性代码示例或许可以为您提供帮助。您也可以进一步了解该属性所在类javax.accessibility.AccessibleRole的用法示例。
在下文中一共展示了AccessibleRole.COMBO_BOX属性的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: propertyChange
@Override
public void propertyChange(PropertyChangeEvent e) {
String name = e.getPropertyName();
if ( ptr != 0 ) {
Object newValue = e.getNewValue();
Object oldValue = e.getOldValue();
if (name.compareTo(ACCESSIBLE_CARET_PROPERTY) == 0) {
selectedTextChanged(ptr);
} else if (name.compareTo(ACCESSIBLE_TEXT_PROPERTY) == 0 ) {
valueChanged(ptr);
} else if (name.compareTo(ACCESSIBLE_SELECTION_PROPERTY) == 0 ) {
selectionChanged(ptr);
} else if (name.compareTo(ACCESSIBLE_ACTIVE_DESCENDANT_PROPERTY) == 0 ) {
if (newValue instanceof AccessibleContext) {
activeDescendant = (AccessibleContext)newValue;
}
} else if (name.compareTo(ACCESSIBLE_STATE_PROPERTY) == 0) {
AccessibleContext thisAC = accessible.getAccessibleContext();
AccessibleRole thisRole = thisAC.getAccessibleRole();
Accessible parentAccessible = thisAC.getAccessibleParent();
AccessibleRole parentRole = null;
if (parentAccessible != null) {
parentRole = parentAccessible.getAccessibleContext().getAccessibleRole();
}
// At least for now don't handle combo box menu state changes.
// This may change when later fixing issues which currently
// exist for combo boxes, but for now the following is only
// for JPopupMenus, not for combobox menus.
if (parentRole != AccessibleRole.COMBO_BOX) {
if (thisRole == AccessibleRole.POPUP_MENU) {
if ( newValue != null &&
((AccessibleState)newValue) == AccessibleState.VISIBLE ) {
menuOpened(ptr);
} else if ( oldValue != null &&
((AccessibleState)oldValue) == AccessibleState.VISIBLE ) {
menuClosed(ptr);
}
} else if (thisRole == AccessibleRole.MENU_ITEM) {
if ( newValue != null &&
((AccessibleState)newValue) == AccessibleState.FOCUSED ) {
menuItemSelected(ptr);
}
}
}
}
}
}
示例2: getAccessibleRole
@Override
public AccessibleRole getAccessibleRole() {
return AccessibleRole.COMBO_BOX;
}
示例3: getAccessibleRole
/**
* Returns the role of this accessible object.
*
* @return the instance of <code>AccessibleRole</code>,
* which describes this object.
* @see javax.accessibility.AccessibleRole
*/
public AccessibleRole getAccessibleRole()
{
return AccessibleRole.COMBO_BOX;
}
示例4: getAccessibleRole
/**
* Returns the accessible role for the <code>JComboBox</code> component.
*
* @return {@link AccessibleRole#COMBO_BOX}.
*/
public AccessibleRole getAccessibleRole()
{
return AccessibleRole.COMBO_BOX;
}