java.awt.KeyboardFocusManager#getFocusOwner ( )源码实例Demo

下面列出了java.awt.KeyboardFocusManager#getFocusOwner ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。

源代码1 项目： jdk8u_jdk 文件： BasicPopupMenuUI.java

private void doReturn() {
    KeyboardFocusManager fmgr =
        KeyboardFocusManager.getCurrentKeyboardFocusManager();
    Component focusOwner = fmgr.getFocusOwner();
    if(focusOwner != null && !(focusOwner instanceof JRootPane)) {
        return;
    }

    MenuSelectionManager msm = MenuSelectionManager.defaultManager();
    MenuElement path[] = msm.getSelectedPath();
    MenuElement lastElement;
    if(path.length > 0) {
        lastElement = path[path.length-1];
        if(lastElement instanceof JMenu) {
            MenuElement newPath[] = new MenuElement[path.length+1];
            System.arraycopy(path,0,newPath,0,path.length);
            newPath[path.length] = ((JMenu)lastElement).getPopupMenu();
            msm.setSelectedPath(newPath);
        } else if(lastElement instanceof JMenuItem) {
            JMenuItem mi = (JMenuItem)lastElement;

            if (mi.getUI() instanceof BasicMenuItemUI) {
                ((BasicMenuItemUI)mi.getUI()).doClick(msm);
            }
            else {
                msm.clearSelectedPath();
                mi.doClick(0);
            }
        }
    }
}

源代码2 项目： jdk8u-dev-jdk 文件： RequestFocusAndHideTest.java

public static void main(String[] args) throws InterruptedException, java.lang.reflect.InvocationTargetException
{
    final Frame frame = new Frame("the test");
    frame.setLayout(new FlowLayout());
    final Button btn1 = new Button("button 1");
    frame.add(btn1);
    frame.add(new Button("button 2"));
    frame.add(new Button("button 3"));
    frame.pack();
    frame.setVisible(true);

    Robot r = Util.createRobot();
    Util.waitForIdle(r);
    Util.clickOnComp(btn1, r);
    Util.waitForIdle(r);
    KeyboardFocusManager kfm = KeyboardFocusManager.getCurrentKeyboardFocusManager();
    if (kfm.getFocusOwner() != btn1) {
        throw new RuntimeException("test error: can not set focus on " + btn1 + ".");
    }

    EventQueue.invokeAndWait(new Runnable() {
            public void run() {
                final int n_comps = frame.getComponentCount();
                for (int i = 0; i < n_comps; ++i) {
                    frame.getComponent(i).setVisible(false);
                }
            }
        });
    Util.waitForIdle(r);
    final Component focus_owner = kfm.getFocusOwner();

    if (focus_owner != null && !focus_owner.isVisible()) {
        throw new RuntimeException("we have invisible focus owner");
    }
    System.out.println("test passed");
    frame.dispose();
}

源代码3 项目： hottub 文件： BasicPopupMenuUI.java

private void doReturn() {
    KeyboardFocusManager fmgr =
        KeyboardFocusManager.getCurrentKeyboardFocusManager();
    Component focusOwner = fmgr.getFocusOwner();
    if(focusOwner != null && !(focusOwner instanceof JRootPane)) {
        return;
    }

    MenuSelectionManager msm = MenuSelectionManager.defaultManager();
    MenuElement path[] = msm.getSelectedPath();
    MenuElement lastElement;
    if(path.length > 0) {
        lastElement = path[path.length-1];
        if(lastElement instanceof JMenu) {
            MenuElement newPath[] = new MenuElement[path.length+1];
            System.arraycopy(path,0,newPath,0,path.length);
            newPath[path.length] = ((JMenu)lastElement).getPopupMenu();
            msm.setSelectedPath(newPath);
        } else if(lastElement instanceof JMenuItem) {
            JMenuItem mi = (JMenuItem)lastElement;

            if (mi.getUI() instanceof BasicMenuItemUI) {
                ((BasicMenuItemUI)mi.getUI()).doClick(msm);
            }
            else {
                msm.clearSelectedPath();
                mi.doClick(0);
            }
        }
    }
}

源代码4 项目： ghidra 文件： ComponentProvider.java

public void requestFocus() {

		KeyboardFocusManager kfm = KeyboardFocusManager.getCurrentKeyboardFocusManager();
		Component focusOwner = kfm.getFocusOwner();
		if (focusOwner != null && SwingUtilities.isDescendingFrom(focusOwner, getComponent())) {
			return;
		}

		getComponent().requestFocus();
	}

源代码5 项目： ghidra 文件： ComponentProvider.java

/**
 * Returns the context object which corresponds to the
 * area of focus within this provider's component.  Null
 * is returned when there is no context.
 * @param event popup event which corresponds to this request.
 * May be null for key-stroke or other non-mouse event.
 */
@Override
public ActionContext getActionContext(MouseEvent event) {
	Component c = getComponent();
	KeyboardFocusManager kfm = KeyboardFocusManager.getCurrentKeyboardFocusManager();
	Component focusedComponent = kfm.getFocusOwner();
	if (focusedComponent != null && SwingUtilities.isDescendingFrom(focusedComponent, c)) {
		c = focusedComponent;
	}
	return createContext(c, null);
}

源代码6 项目： jdk8u-jdk 文件： BasicPopupMenuUI.java

private void doReturn() {
    KeyboardFocusManager fmgr =
        KeyboardFocusManager.getCurrentKeyboardFocusManager();
    Component focusOwner = fmgr.getFocusOwner();
    if(focusOwner != null && !(focusOwner instanceof JRootPane)) {
        return;
    }

    MenuSelectionManager msm = MenuSelectionManager.defaultManager();
    MenuElement path[] = msm.getSelectedPath();
    MenuElement lastElement;
    if(path.length > 0) {
        lastElement = path[path.length-1];
        if(lastElement instanceof JMenu) {
            MenuElement newPath[] = new MenuElement[path.length+1];
            System.arraycopy(path,0,newPath,0,path.length);
            newPath[path.length] = ((JMenu)lastElement).getPopupMenu();
            msm.setSelectedPath(newPath);
        } else if(lastElement instanceof JMenuItem) {
            JMenuItem mi = (JMenuItem)lastElement;

            if (mi.getUI() instanceof BasicMenuItemUI) {
                ((BasicMenuItemUI)mi.getUI()).doClick(msm);
            }
            else {
                msm.clearSelectedPath();
                mi.doClick(0);
            }
        }
    }
}

源代码7 项目： TencentKona-8 文件： RequestFocusAndHideTest.java

public static void main(String[] args) throws InterruptedException, java.lang.reflect.InvocationTargetException
{
    final Frame frame = new Frame("the test");
    frame.setLayout(new FlowLayout());
    final Button btn1 = new Button("button 1");
    frame.add(btn1);
    frame.add(new Button("button 2"));
    frame.add(new Button("button 3"));
    frame.pack();
    frame.setVisible(true);

    Robot r = Util.createRobot();
    Util.waitForIdle(r);
    Util.clickOnComp(btn1, r);
    Util.waitForIdle(r);
    KeyboardFocusManager kfm = KeyboardFocusManager.getCurrentKeyboardFocusManager();
    if (kfm.getFocusOwner() != btn1) {
        throw new RuntimeException("test error: can not set focus on " + btn1 + ".");
    }

    EventQueue.invokeAndWait(new Runnable() {
            public void run() {
                final int n_comps = frame.getComponentCount();
                for (int i = 0; i < n_comps; ++i) {
                    frame.getComponent(i).setVisible(false);
                }
            }
        });
    Util.waitForIdle(r);
    final Component focus_owner = kfm.getFocusOwner();

    if (focus_owner != null && !focus_owner.isVisible()) {
        throw new RuntimeException("we have invisible focus owner");
    }
    System.out.println("test passed");
    frame.dispose();
}

源代码8 项目： jdk8u60 文件： BasicPopupMenuUI.java

private void doReturn() {
    KeyboardFocusManager fmgr =
        KeyboardFocusManager.getCurrentKeyboardFocusManager();
    Component focusOwner = fmgr.getFocusOwner();
    if(focusOwner != null && !(focusOwner instanceof JRootPane)) {
        return;
    }

    MenuSelectionManager msm = MenuSelectionManager.defaultManager();
    MenuElement path[] = msm.getSelectedPath();
    MenuElement lastElement;
    if(path.length > 0) {
        lastElement = path[path.length-1];
        if(lastElement instanceof JMenu) {
            MenuElement newPath[] = new MenuElement[path.length+1];
            System.arraycopy(path,0,newPath,0,path.length);
            newPath[path.length] = ((JMenu)lastElement).getPopupMenu();
            msm.setSelectedPath(newPath);
        } else if(lastElement instanceof JMenuItem) {
            JMenuItem mi = (JMenuItem)lastElement;

            if (mi.getUI() instanceof BasicMenuItemUI) {
                ((BasicMenuItemUI)mi.getUI()).doClick(msm);
            }
            else {
                msm.clearSelectedPath();
                mi.doClick(0);
            }
        }
    }
}

源代码9 项目： jdk8u60 文件： RequestFocusAndHideTest.java

public static void main(String[] args) throws InterruptedException, java.lang.reflect.InvocationTargetException
{
    final Frame frame = new Frame("the test");
    frame.setLayout(new FlowLayout());
    final Button btn1 = new Button("button 1");
    frame.add(btn1);
    frame.add(new Button("button 2"));
    frame.add(new Button("button 3"));
    frame.pack();
    frame.setVisible(true);

    Robot r = Util.createRobot();
    Util.waitForIdle(r);
    Util.clickOnComp(btn1, r);
    Util.waitForIdle(r);
    KeyboardFocusManager kfm = KeyboardFocusManager.getCurrentKeyboardFocusManager();
    if (kfm.getFocusOwner() != btn1) {
        throw new RuntimeException("test error: can not set focus on " + btn1 + ".");
    }

    EventQueue.invokeAndWait(new Runnable() {
            public void run() {
                final int n_comps = frame.getComponentCount();
                for (int i = 0; i < n_comps; ++i) {
                    frame.getComponent(i).setVisible(false);
                }
            }
        });
    Util.waitForIdle(r);
    final Component focus_owner = kfm.getFocusOwner();

    if (focus_owner != null && !focus_owner.isVisible()) {
        throw new RuntimeException("we have invisible focus owner");
    }
    System.out.println("test passed");
    frame.dispose();
}

源代码10 项目： JDKSourceCode1.8 文件： BasicPopupMenuUI.java

private void doReturn() {
    KeyboardFocusManager fmgr =
        KeyboardFocusManager.getCurrentKeyboardFocusManager();
    Component focusOwner = fmgr.getFocusOwner();
    if(focusOwner != null && !(focusOwner instanceof JRootPane)) {
        return;
    }

    MenuSelectionManager msm = MenuSelectionManager.defaultManager();
    MenuElement path[] = msm.getSelectedPath();
    MenuElement lastElement;
    if(path.length > 0) {
        lastElement = path[path.length-1];
        if(lastElement instanceof JMenu) {
            MenuElement newPath[] = new MenuElement[path.length+1];
            System.arraycopy(path,0,newPath,0,path.length);
            newPath[path.length] = ((JMenu)lastElement).getPopupMenu();
            msm.setSelectedPath(newPath);
        } else if(lastElement instanceof JMenuItem) {
            JMenuItem mi = (JMenuItem)lastElement;

            if (mi.getUI() instanceof BasicMenuItemUI) {
                ((BasicMenuItemUI)mi.getUI()).doClick(msm);
            }
            else {
                msm.clearSelectedPath();
                mi.doClick(0);
            }
        }
    }
}

源代码11 项目： osp 文件： DrawingPanel.java

/**
 * Method mouseMoved
 *
 * @param e
 */
public void mouseMoved(MouseEvent e) {
  KeyboardFocusManager focuser =
  		KeyboardFocusManager.getCurrentKeyboardFocusManager();
  Component focusOwner = focuser.getFocusOwner();
  if (focusOwner != null && !(focusOwner instanceof JTextComponent)) {
  	requestFocusInWindow();
  }
}

源代码12 项目： openjdk-8-source 文件： BasicPopupMenuUI.java

private void doReturn() {
    KeyboardFocusManager fmgr =
        KeyboardFocusManager.getCurrentKeyboardFocusManager();
    Component focusOwner = fmgr.getFocusOwner();
    if(focusOwner != null && !(focusOwner instanceof JRootPane)) {
        return;
    }

    MenuSelectionManager msm = MenuSelectionManager.defaultManager();
    MenuElement path[] = msm.getSelectedPath();
    MenuElement lastElement;
    if(path.length > 0) {
        lastElement = path[path.length-1];
        if(lastElement instanceof JMenu) {
            MenuElement newPath[] = new MenuElement[path.length+1];
            System.arraycopy(path,0,newPath,0,path.length);
            newPath[path.length] = ((JMenu)lastElement).getPopupMenu();
            msm.setSelectedPath(newPath);
        } else if(lastElement instanceof JMenuItem) {
            JMenuItem mi = (JMenuItem)lastElement;

            if (mi.getUI() instanceof BasicMenuItemUI) {
                ((BasicMenuItemUI)mi.getUI()).doClick(msm);
            }
            else {
                msm.clearSelectedPath();
                mi.doClick(0);
            }
        }
    }
}

源代码13 项目： netbeans 文件： WatchAnnotationProvider.java

@Override
public void mouseEntered(MouseEvent e) {
    KeyboardFocusManager kfm = KeyboardFocusManager.getCurrentKeyboardFocusManager();
    lastFocusOwner = kfm.getFocusOwner();
    if (lastFocusOwner != null) {
        lastFocusOwner.addKeyListener(this);
    }
    if (!canDrag(e)) {
        setSelectCursor();
    }
}

源代码14 项目： openjdk-jdk8u-backup 文件： BasicPopupMenuUI.java

private void doReturn() {
    KeyboardFocusManager fmgr =
        KeyboardFocusManager.getCurrentKeyboardFocusManager();
    Component focusOwner = fmgr.getFocusOwner();
    if(focusOwner != null && !(focusOwner instanceof JRootPane)) {
        return;
    }

    MenuSelectionManager msm = MenuSelectionManager.defaultManager();
    MenuElement path[] = msm.getSelectedPath();
    MenuElement lastElement;
    if(path.length > 0) {
        lastElement = path[path.length-1];
        if(lastElement instanceof JMenu) {
            MenuElement newPath[] = new MenuElement[path.length+1];
            System.arraycopy(path,0,newPath,0,path.length);
            newPath[path.length] = ((JMenu)lastElement).getPopupMenu();
            msm.setSelectedPath(newPath);
        } else if(lastElement instanceof JMenuItem) {
            JMenuItem mi = (JMenuItem)lastElement;

            if (mi.getUI() instanceof BasicMenuItemUI) {
                ((BasicMenuItemUI)mi.getUI()).doClick(msm);
            }
            else {
                msm.clearSelectedPath();
                mi.doClick(0);
            }
        }
    }
}

源代码15 项目： openjdk-jdk8u-backup 文件： RequestFocusAndHideTest.java

public static void main(String[] args) throws InterruptedException, java.lang.reflect.InvocationTargetException
{
    final Frame frame = new Frame("the test");
    frame.setLayout(new FlowLayout());
    final Button btn1 = new Button("button 1");
    frame.add(btn1);
    frame.add(new Button("button 2"));
    frame.add(new Button("button 3"));
    frame.pack();
    frame.setVisible(true);

    Robot r = Util.createRobot();
    Util.waitForIdle(r);
    Util.clickOnComp(btn1, r);
    Util.waitForIdle(r);
    KeyboardFocusManager kfm = KeyboardFocusManager.getCurrentKeyboardFocusManager();
    if (kfm.getFocusOwner() != btn1) {
        throw new RuntimeException("test error: can not set focus on " + btn1 + ".");
    }

    EventQueue.invokeAndWait(new Runnable() {
            public void run() {
                final int n_comps = frame.getComponentCount();
                for (int i = 0; i < n_comps; ++i) {
                    frame.getComponent(i).setVisible(false);
                }
            }
        });
    Util.waitForIdle(r);
    final Component focus_owner = kfm.getFocusOwner();

    if (focus_owner != null && !focus_owner.isVisible()) {
        throw new RuntimeException("we have invisible focus owner");
    }
    System.out.println("test passed");
    frame.dispose();
}

源代码16 项目： Bytecoder 文件： BasicPopupMenuUI.java

private void doReturn() {
    KeyboardFocusManager fmgr =
        KeyboardFocusManager.getCurrentKeyboardFocusManager();
    Component focusOwner = fmgr.getFocusOwner();
    if(focusOwner != null && !(focusOwner instanceof JRootPane)) {
        return;
    }

    MenuSelectionManager msm = MenuSelectionManager.defaultManager();
    MenuElement[] path = msm.getSelectedPath();
    MenuElement lastElement;
    if(path.length > 0) {
        lastElement = path[path.length-1];
        if(lastElement instanceof JMenu) {
            MenuElement[] newPath = new MenuElement[path.length+1];
            System.arraycopy(path,0,newPath,0,path.length);
            newPath[path.length] = ((JMenu)lastElement).getPopupMenu();
            msm.setSelectedPath(newPath);
        } else if(lastElement instanceof JMenuItem) {
            JMenuItem mi = (JMenuItem)lastElement;

            if (mi.getUI() instanceof BasicMenuItemUI) {
                ((BasicMenuItemUI)mi.getUI()).doClick(msm);
            }
            else {
                msm.clearSelectedPath();
                mi.doClick(0);
            }
        }
    }
}

源代码17 项目： hottub 文件： RequestFocusAndHideTest.java

public static void main(String[] args) throws InterruptedException, java.lang.reflect.InvocationTargetException
{
    final Frame frame = new Frame("the test");
    frame.setLayout(new FlowLayout());
    final Button btn1 = new Button("button 1");
    frame.add(btn1);
    frame.add(new Button("button 2"));
    frame.add(new Button("button 3"));
    frame.pack();
    frame.setVisible(true);

    Robot r = Util.createRobot();
    Util.waitForIdle(r);
    Util.clickOnComp(btn1, r);
    Util.waitForIdle(r);
    KeyboardFocusManager kfm = KeyboardFocusManager.getCurrentKeyboardFocusManager();
    if (kfm.getFocusOwner() != btn1) {
        throw new RuntimeException("test error: can not set focus on " + btn1 + ".");
    }

    EventQueue.invokeAndWait(new Runnable() {
            public void run() {
                final int n_comps = frame.getComponentCount();
                for (int i = 0; i < n_comps; ++i) {
                    frame.getComponent(i).setVisible(false);
                }
            }
        });
    Util.waitForIdle(r);
    final Component focus_owner = kfm.getFocusOwner();

    if (focus_owner != null && !focus_owner.isVisible()) {
        throw new RuntimeException("we have invisible focus owner");
    }
    System.out.println("test passed");
    frame.dispose();
}

源代码18 项目： openjdk-jdk9 文件： RequestFocusAndHideTest.java

public static void main(String[] args) throws InterruptedException, java.lang.reflect.InvocationTargetException
{
    final Frame frame = new Frame("the test");
    frame.setLayout(new FlowLayout());
    final Button btn1 = new Button("button 1");
    frame.add(btn1);
    frame.add(new Button("button 2"));
    frame.add(new Button("button 3"));
    frame.pack();
    frame.setVisible(true);

    Robot r = Util.createRobot();
    Util.waitForIdle(r);
    Util.clickOnComp(btn1, r);
    Util.waitForIdle(r);
    KeyboardFocusManager kfm = KeyboardFocusManager.getCurrentKeyboardFocusManager();
    if (kfm.getFocusOwner() != btn1) {
        throw new RuntimeException("test error: can not set focus on " + btn1 + ".");
    }

    EventQueue.invokeAndWait(new Runnable() {
            public void run() {
                final int n_comps = frame.getComponentCount();
                for (int i = 0; i < n_comps; ++i) {
                    frame.getComponent(i).setVisible(false);
                }
            }
        });
    Util.waitForIdle(r);
    final Component focus_owner = kfm.getFocusOwner();

    if (focus_owner != null && !focus_owner.isVisible()) {
        throw new RuntimeException("we have invisible focus owner");
    }
    System.out.println("test passed");
    frame.dispose();
}

源代码19 项目： jdk8u-jdk 文件： BasicPopupMenuUI.java

private void doReturn() {
    KeyboardFocusManager fmgr =
        KeyboardFocusManager.getCurrentKeyboardFocusManager();
    Component focusOwner = fmgr.getFocusOwner();
    if(focusOwner != null && !(focusOwner instanceof JRootPane)) {
        return;
    }

    MenuSelectionManager msm = MenuSelectionManager.defaultManager();
    MenuElement path[] = msm.getSelectedPath();
    MenuElement lastElement;
    if(path.length > 0) {
        lastElement = path[path.length-1];
        if(lastElement instanceof JMenu) {
            MenuElement newPath[] = new MenuElement[path.length+1];
            System.arraycopy(path,0,newPath,0,path.length);
            newPath[path.length] = ((JMenu)lastElement).getPopupMenu();
            msm.setSelectedPath(newPath);
        } else if(lastElement instanceof JMenuItem) {
            JMenuItem mi = (JMenuItem)lastElement;

            if (mi.getUI() instanceof BasicMenuItemUI) {
                ((BasicMenuItemUI)mi.getUI()).doClick(msm);
            }
            else {
                msm.clearSelectedPath();
                mi.doClick(0);
            }
        }
    }
}

源代码20 项目： jdk8u-jdk 文件： RequestFocusAndHideTest.java

public static void main(String[] args) throws InterruptedException, java.lang.reflect.InvocationTargetException
{
    final Frame frame = new Frame("the test");
    frame.setLayout(new FlowLayout());
    final Button btn1 = new Button("button 1");
    frame.add(btn1);
    frame.add(new Button("button 2"));
    frame.add(new Button("button 3"));
    frame.pack();
    frame.setVisible(true);

    Robot r = Util.createRobot();
    Util.waitForIdle(r);
    Util.clickOnComp(btn1, r);
    Util.waitForIdle(r);
    KeyboardFocusManager kfm = KeyboardFocusManager.getCurrentKeyboardFocusManager();
    if (kfm.getFocusOwner() != btn1) {
        throw new RuntimeException("test error: can not set focus on " + btn1 + ".");
    }

    EventQueue.invokeAndWait(new Runnable() {
            public void run() {
                final int n_comps = frame.getComponentCount();
                for (int i = 0; i < n_comps; ++i) {
                    frame.getComponent(i).setVisible(false);
                }
            }
        });
    Util.waitForIdle(r);
    final Component focus_owner = kfm.getFocusOwner();

    if (focus_owner != null && !focus_owner.isVisible()) {
        throw new RuntimeException("we have invisible focus owner");
    }
    System.out.println("test passed");
    frame.dispose();
}

方法所在类

java.awt.KeyboardFocusManager