oracle.javatools.controls

Class TextMenuPopupHandler

java.lang.Object

java.awt.event.MouseAdapter

oracle.javatools.controls.TextMenuPopupHandler

All Implemented Interfaces:

java.awt.event.ActionListener, java.awt.event.MouseListener, java.awt.event.MouseMotionListener, java.awt.event.MouseWheelListener, java.util.EventListener

public class TextMenuPopupHandler
extends java.awt.event.MouseAdapter
implements java.awt.event.ActionListener

TextMenuPopupHandler creates popup (context) menus for text components. Each popup menu contains CUT, COPY, PASTE, and SELECT ALL commands. Selecting the command from the menu invokes the given command on the JTextComponent being managed by the TextPopupHandler instance.

Constructor Summary

Constructors

Constructor and Description
TextMenuPopupHandler(javax.swing.text.JTextComponent comp) Constructs a new TextPopupHandler instance.

Method Summary

Modifier and Type	Method and Description
void	actionPerformed(java.awt.event.ActionEvent e) Perform the action selected by the user.
protected void	maybeShowPopup(java.awt.event.MouseEvent e) Checks to see if the user requested the popup menu, and displays it if so.
void	mousePressed(java.awt.event.MouseEvent e) Invoked when a mouse button has been pressed on a component.
void	mouseReleased(java.awt.event.MouseEvent e) Invoked when a mouse button has been released on a component.

Methods inherited from class java.awt.event.MouseAdapter

mouseClicked, mouseDragged, mouseEntered, mouseExited, mouseMoved, mouseWheelMoved

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

TextMenuPopupHandler

public TextMenuPopupHandler(javax.swing.text.JTextComponent comp)

Constructs a new TextPopupHandler instance.

Parameters:

comp - The JTextComponent for whom this TextPopupHandler should create a context menu.

Method Detail

mousePressed

public void mousePressed(java.awt.event.MouseEvent e)

Invoked when a mouse button has been pressed on a component.

Specified by:

mousePressed in interface java.awt.event.MouseListener

Overrides:

mousePressed in class java.awt.event.MouseAdapter

mouseReleased

public void mouseReleased(java.awt.event.MouseEvent e)

Invoked when a mouse button has been released on a component.

Specified by:

mouseReleased in interface java.awt.event.MouseListener

Overrides:

mouseReleased in class java.awt.event.MouseAdapter

maybeShowPopup

protected void maybeShowPopup(java.awt.event.MouseEvent e)

Checks to see if the user requested the popup menu, and displays it if so. Each TextPopupHandler contains a single instance of a JPopupMenu, which is created on demand.

actionPerformed

public void actionPerformed(java.awt.event.ActionEvent e)

Perform the action selected by the user.

Specified by:

actionPerformed in interface java.awt.event.ActionListener