juploadmainpopupmenu.java

来自「[linux.rar] - 嵌入式linux开发教程」· Java 代码 · 共 59 行

package wjhk.jupload2.gui;

import java.awt.event.ActionEvent;
import java.awt.event.KeyEvent;

import javax.swing.Action;
import javax.swing.JMenuItem;
import javax.swing.JPopupMenu;
import javax.swing.KeyStroke;
import javax.swing.TransferHandler;

import wjhk.jupload2.policies.UploadPolicy;

/**
 * The main contextual menu of the applet. It contains currently, only the paste
 * action.
 * 
 * @author etienne_sf
 */
public class JUploadMainPopupMenu extends JPopupMenu {

    /** A generated serialVersionUID, to avoid warning during compilation */
    private static final long serialVersionUID = 4204344561680290852L;

    /**
     * The current upload policy.
     */
    @SuppressWarnings("unused")
    private UploadPolicy uploadPolicy;

    /**
     * The current upload panel. Can't be retrieve by
     * uploadPolicy.getAppel().getUploadPanel(), as the manu is cosntructed from
     * JUploadPanel constructor. That is: the applet did not get the
     * JUploadPanel reference (getUploadPanel returns null);
     */
    @SuppressWarnings("unused")
    private JUploadPanel uploadPanel;

    JUploadMainPopupMenu(UploadPolicy uploadPolicy, JUploadPanel uploadPanel) {
        this.uploadPolicy = uploadPolicy;
        this.uploadPanel = uploadPanel;

        // ////////////////////////////////////////////////////////////////////////
        // Creation of the menu items
        // ////////////////////////////////////////////////////////////////////////
        JMenuItem menuItem = new JMenuItem("Paste");
        menuItem.setActionCommand((String) TransferHandler.getPasteAction()
                .getValue(Action.NAME));
        menuItem.addActionListener(uploadPanel);
        menuItem.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_V,
                ActionEvent.CTRL_MASK));
        menuItem.setMnemonic(KeyEvent.VK_P);

        add(menuItem);
    }

}