本文整理了Java中javax.swing.JComponent.isShowing()方法的一些代码示例，展示了JComponent.isShowing()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。JComponent.isShowing()方法的具体详情如下：
包路径：javax.swing.JComponent
类名称：JComponent
方法名：isShowing

JComponent.isShowing介绍

暂无

代码示例

代码示例来源：origin: org.netbeans.api/org-openide-awt

protected void prepare() {
  comp.addPropertyChangeListener(new VisL());
  if (comp.isShowing()) {
    addNotify();
  } else {
    updateState(null);
  }
}

代码示例来源：origin: com.jidesoft/jide-oss

@SuppressWarnings({"SimplifiableIfStatement"})
private boolean checkIsShowing(JComponent c) {
  if (this.checkIsShowing) {
    return c.isShowing();
  }
  else {
    return true;
  }
}

代码示例来源：origin: org.netbeans.api/org-openide-explorer

public boolean isShowing() {
  if (tableUI) {
    return true;
  } else {
    return super.isShowing();
  }
}

代码示例来源：origin: net.sf.squirrel-sql.thirdparty-non-maven/openide

public boolean isShowing() {
  if (tableUI) {
    return true;
  } else {
    return super.isShowing();
  }
}

代码示例来源：origin: JetBrains/jediterm

@Override
public Dimension getPreferredSize() {
 Dimension size = super.getPreferredSize();
 if (myHorizontalSizeReferent != null && myHorizontalSizeReferent.isShowing()) {
  size.width = Math.max(size.width, myHorizontalSizeReferent.getPreferredSize().width);
 }
 if (myVerticalSizeReferent != null && myVerticalSizeReferent.isShowing()) {
  size.height = Math.max(size.height, myVerticalSizeReferent.getPreferredSize().height);
 }
 return size;
}

代码示例来源：origin: protegeproject/protege

@Nonnull
public Optional<BreadcrumbTrailProvider> getActiveProvider() {
  return registeredProviders.stream()
               .filter(prov -> prov.asJComponent().isShowing())
               .findFirst();
}

代码示例来源：origin: stackoverflow.com

public class MyShowingListener {
private JComponent component;
public MyShowingListener(JComponent jc) { component=jc; }

public void hierarchyChanged(HierarchyEvent e) {
  if((e.getChangeFlags() & HierarchyEvent.SHOWING_CHANGED)>0 && component.isShowing()) {
    System.out.println("Showing");
  }
}
}

JTable t = new JTable(...);
t.addHierarchyListener(new MyShowingListener(t));

代码示例来源：origin: JetBrains/jediterm

public static void requestFocus(@NotNull final JComponent c) {
  if (c.isShowing()) {
    c.requestFocus();
  } else {
    SwingUtilities.invokeLater(new Runnable() {
      @Override
      public void run() {
        c.requestFocus();
      }
    });
  }
}

代码示例来源：origin: org.gosu-lang.gosu/gosu-editor

public void show( JComponent editor, Rectangle offsetRectangle )
{
 _editor = editor;
 if( _editor.isShowing() )
 {
  show( _editor, offsetRectangle.x, offsetRectangle.y - 25 );
 }
}

代码示例来源：origin: org.gosu-lang.gosu/gosu-lab

public void show( JComponent editor, Rectangle offsetRectangle )
{
 _editor = editor;
 if( _editor.isShowing() )
 {
  show( _editor, offsetRectangle.x, offsetRectangle.y - 25 );
 }
}

代码示例来源：origin: JetBrains/jediterm

void _addRequest(@NotNull Runnable request, long delayMillis) {
  synchronized (LOCK) {
    checkDisposed();
    final Request requestToSchedule = new Request(request, delayMillis);
    if (myActivationComponent == null || myActivationComponent.isShowing()) {
      _add(requestToSchedule);
    } else if (!myPendingRequests.contains(requestToSchedule)) {
      myPendingRequests.add(requestToSchedule);
    }
  }
}

代码示例来源：origin: stackoverflow.com

@Override
public void hierarchyChanged(HierarchyEvent e)
{
  JComponent component = (JComponent)e.getSource();

  if ((HierarchyEvent.SHOWING_CHANGED & e.getChangeFlags()) != 0
  &&  component.isShowing())
  {
    // start the Timer
  }
}

代码示例来源：origin: JetBrains/jediterm

/**
 * @param component to check whether it can be focused or not
 * @return {@code true} if component is not {@code null} and can be focused
 * @see Component#isRequestFocusAccepted(boolean, boolean, sun.awt.CausedFocusEvent.Cause)
 */
public static boolean isFocusable(JComponent component) {
  return component != null && component.isFocusable() && component.isEnabled() && component.isShowing();
}

代码示例来源：origin: stackoverflow.com

@Override
public void hierarchyChanged(HierarchyEvent e)
{
  JComponent component = (JComponent)e.getSource();

  if ((HierarchyEvent.SHOWING_CHANGED & e.getChangeFlags()) != 0
  &&  component.isShowing())
  {
    // add code here
  }
}

代码示例来源：origin: stackoverflow.com

@Override
public void hierarchyChanged(HierarchyEvent e)
{
  JComponent component = (JComponent)e.getSource();

  if ((HierarchyEvent.SHOWING_CHANGED & e.getChangeFlags()) != 0
  &&  component.isShowing())
  {
    // add your code here
  }
}

代码示例来源：origin: org.gephi/ui-components

public void showTooltip(JComponent component) {
  if (component == null || !component.isShowing()) {
    return;
  }
  showTooltip(component, component.getLocationOnScreen());
}

代码示例来源：origin: org.netbeans.api/org-openide-explorer

public void run() {
    InplaceEditor ied = getInplaceEditor();
    ied = PropUtils.findInnermostInplaceEditor(ied);
    JComponent c = ied.getComponent();
    if (c instanceof JComboBox && c.isShowing()) {
      ((JComboBox) c).showPopup();
    }
  }
}

代码示例来源：origin: net.sf.squirrel-sql.thirdparty-non-maven/openide

public void run() {
    InplaceEditor ied = getInplaceEditor();
    ied = PropUtils.findInnermostInplaceEditor(ied);
    JComponent c = ied.getComponent();
    if (c instanceof JComboBox && c.isShowing()) {
      ((JComboBox) c).showPopup();
    }
  }
});

代码示例来源：origin: org.netbeans.api/org-netbeans-api-visual

private void updateForBirdViewPoint (Point birdViewPoint) {
  JComponent view = scene.getView ();
  if (view.isShowing ()  &&  isShowing ()) {
    Point viewOrigin = view.getLocationOnScreen ();
    Point birdViewOrigin = getLocationOnScreen ();
    Dimension size = getSize ();
    updateForViewPoint (new Point (birdViewPoint.x + birdViewOrigin.x - viewOrigin.x, birdViewPoint.y + birdViewOrigin.y - viewOrigin.y));
  } else
    updateForViewPoint (null);
}

代码示例来源：origin: in.jlibs/org-netbeans-api-visual

private void updateForBirdViewPoint (Point birdViewPoint) {
  JComponent view = scene.getView ();
  if (view.isShowing ()  &&  isShowing ()) {
    Point viewOrigin = view.getLocationOnScreen ();
    Point birdViewOrigin = getLocationOnScreen ();
    Dimension size = getSize ();
    updateForViewPoint (new Point (birdViewPoint.x + birdViewOrigin.x - viewOrigin.x, birdViewPoint.y + birdViewOrigin.y - viewOrigin.y));
  } else
    updateForViewPoint (null);
}