Java javax.swing Class JComboBox.AccessibleJComboBox（JDK8）

Constructor Detail

• AccessibleJComboBox

  public AccessibleJComboBox()

  Returns an AccessibleJComboBox instance

  Since:

  1.4

Method Detail

• getAccessibleChildrenCount

  public int getAccessibleChildrenCount()

  Returns the number of accessible children in the object. If all of the children of this object implement Accessible, than this method should return the number of children of this object.

  Overrides:

  getAccessibleChildrenCount in class JComponent.AccessibleJComponent

  Returns:

  the number of accessible children in the object.

• getAccessibleChild

  public Accessible getAccessibleChild(int i)

  Returns the nth Accessible child of the object. The child at index zero represents the popup. If the combo box is editable, the child at index one represents the editor.

  Overrides:

  getAccessibleChild in class JComponent.AccessibleJComponent

  Parameters:

  i - zero-based index of child

  Returns:

  the nth Accessible child of the object

  See Also:

  AccessibleContext.getAccessibleChildrenCount()

• getAccessibleRole

  public AccessibleRole getAccessibleRole()

  Get the role of this object.

  Overrides:

  getAccessibleRole in class JComponent.AccessibleJComponent

  Returns:

  an instance of AccessibleRole describing the role of the object

  See Also:

  AccessibleRole

• getAccessibleStateSet

  public AccessibleStateSet getAccessibleStateSet()

  Gets the state set of this object. The AccessibleStateSet of an object is composed of a set of unique AccessibleStates. A change in the AccessibleStateSet of an object will cause a PropertyChangeEvent to be fired for the ACCESSIBLE_STATE_PROPERTY property.

  Overrides:

  getAccessibleStateSet in class JComponent.AccessibleJComponent

  Returns:

  an instance of AccessibleStateSet containing the current state set of the object

  See Also:

  AccessibleStateSet, AccessibleState, JComponent.AccessibleJComponent.addPropertyChangeListener(java.beans.PropertyChangeListener)

• getAccessibleAction

  public AccessibleAction getAccessibleAction()

  Get the AccessibleAction associated with this object. In the implementation of the Java Accessibility API for this class, return this object, which is responsible for implementing the AccessibleAction interface on behalf of itself.

  Overrides:

  getAccessibleAction in class AccessibleContext

  Returns:

  this object

  See Also:

  AccessibleAction

• getAccessibleActionDescription

  public String getAccessibleActionDescription(int i)

  Return a description of the specified action of the object.

  Specified by:

  getAccessibleActionDescription in interface AccessibleAction

  Parameters:

  i - zero-based index of the actions

  Returns:

  a String description of the action

  See Also:

  AccessibleAction.getAccessibleActionCount()

• getAccessibleActionCount

  public int getAccessibleActionCount()

  Returns the number of Actions available in this object. The default behavior of a combo box is to have one action.

  Specified by:

  getAccessibleActionCount in interface AccessibleAction

  Returns:

  1, the number of Actions in this object

• doAccessibleAction

  public boolean doAccessibleAction(int i)

  Perform the specified Action on the object

  Specified by:

  doAccessibleAction in interface AccessibleAction

  Parameters:

  i - zero-based index of actions

  Returns:

  true if the the action was performed; else false.

  See Also:

  AccessibleAction.getAccessibleActionCount()

• getAccessibleSelection

  public AccessibleSelection getAccessibleSelection()

  Get the AccessibleSelection associated with this object. In the implementation of the Java Accessibility API for this class, return this object, which is responsible for implementing the AccessibleSelection interface on behalf of itself.

  Overrides:

  getAccessibleSelection in class AccessibleContext

  Returns:

  this object

  See Also:

  AccessibleSelection

• getAccessibleSelectionCount

  public int getAccessibleSelectionCount()

  Returns the number of Accessible children currently selected. If no children are selected, the return value will be 0.

  Specified by:

  getAccessibleSelectionCount in interface AccessibleSelection

  Returns:

  the number of items currently selected.

  Since:

  1.3

• getAccessibleSelection

  public Accessible getAccessibleSelection(int i)

  Returns an Accessible representing the specified selected child in the popup. If there isn't a selection, or there are fewer children selected than the integer passed in, the return value will be null.

  Note that the index represents the i-th selected child, which is different from the i-th child.

  Specified by:

  getAccessibleSelection in interface AccessibleSelection

  Parameters:

  i - the zero-based index of selected children

  Returns:

  the i-th selected child

  Since:

  1.3

  See Also:

  getAccessibleSelectionCount()

• isAccessibleChildSelected

  public boolean isAccessibleChildSelected(int i)

  Determines if the current child of this object is selected.

  Specified by:

  isAccessibleChildSelected in interface AccessibleSelection

  Parameters:

  i - the zero-based index of the child in this Accessible object.

  Returns:

  true if the current child of this object is selected; else false

  Since:

  1.3

  See Also:

  AccessibleContext.getAccessibleChild(int)

• addAccessibleSelection

  public void addAccessibleSelection(int i)

  Adds the specified Accessible child of the object to the object's selection. If the object supports multiple selections, the specified child is added to any existing selection, otherwise it replaces any existing selection in the object. If the specified child is already selected, this method has no effect.

  Specified by:

  addAccessibleSelection in interface AccessibleSelection

  Parameters:

  i - the zero-based index of the child

  Since:

  1.3

  See Also:

  AccessibleContext.getAccessibleChild(int)

• removeAccessibleSelection

  public void removeAccessibleSelection(int i)

  Removes the specified child of the object from the object's selection. If the specified item isn't currently selected, this method has no effect.

  Specified by:

  removeAccessibleSelection in interface AccessibleSelection

  Parameters:

  i - the zero-based index of the child

  Since:

  1.3

  See Also:

  AccessibleContext.getAccessibleChild(int)

• clearAccessibleSelection

  public void clearAccessibleSelection()

  Clears the selection in the object, so that no children in the object are selected.

  Specified by:

  clearAccessibleSelection in interface AccessibleSelection

  Since:

  1.3

• selectAllAccessibleSelection

  public void selectAllAccessibleSelection()

  Causes every child of the object to be selected if the object supports multiple selections.

  Specified by:

  selectAllAccessibleSelection in interface AccessibleSelection

  Since:

  1.3