TestPopupMenu.java 文件源码

public TestPopupMenu() throws Exception {
    Robot robot = new Robot();
    robot.setAutoDelay(200);
    try {
        SwingUtilities.invokeAndWait(() -> {
            try {
                createAndShowUI();
            } catch (Exception ex) {
                throw new RuntimeException(ex);
            }
        });
        blockTillDisplayed(label);
        robot.waitForIdle();
        robot.mouseMove(p.x + d.width/2, p.y + d.height/2);
        robot.mousePress(InputEvent.BUTTON3_DOWN_MASK);
        robot.mouseRelease(InputEvent.BUTTON3_DOWN_MASK);
        robot.waitForIdle();
        robot.keyPress(KeyEvent.VK_CONTROL);
        robot.keyPress(KeyEvent.VK_U);
        robot.keyRelease(KeyEvent.VK_U);
        robot.keyRelease(KeyEvent.VK_CONTROL);
        robot.waitForIdle();
        JPopupMenu popup = label.getComponentPopupMenu();
        if (popup != null && popup.isVisible()) {
            throw new RuntimeException("Popup is visible in wrong internal frame");
        }
    } finally {
        SwingUtilities.invokeAndWait(()->frame.dispose());
    }
}