GWT Timer : Timer « GWT « Java

1. Java
2. GWT
3. Timer

GWT Timer

package com.java2s.gwt.client;

import com.google.gwt.user.client.*;
import com.google.gwt.user.client.ui.*;
import com.google.gwt.core.client.*;

public class GWTClient implements EntryPoint{
  public void onModuleLoad() {
    Label label = new Label();
    label.setText("label with tooltip");
    
    
    
    label.addMouseListener(new MouseListenerAdapter() {
      public void onMouseEnter(Widget sender) {
         ToolTip tip = new ToolTip("this is a tooltip.",0,0);

      }
      public void onMouseLeave(Widget sender) {
      }
      public void onMouseDown(Widget sender, int x, int y) {
      }
      public void onMouseUp(Widget sender, int x, int y) {
      }
    });

    RootPanel.get().add(label);
  }
}
 class ToolTip extends PopupPanel{

  final int VISIBLE_DELAY = 2000;
  
  Timer removeDelay;
  
  public ToolTip(String message, int x, int y){
      super(true);
      this.setPopupPosition(x, y);
      this.add(new Label(message));

      removeDelay = new Timer(){
      public void run() {
          ToolTip.this.setVisible(false);
        ToolTip.this.hide();
      }        
      };
      removeDelay.schedule(VISIBLE_DELAY);
      this.addPopupListener(new PopupListener(){
      public void onPopupClosed(PopupPanel sender, boolean autoClosed) {
        removeDelay.cancel();
      }
      });
      this.setStyleName("toolTip");
      this.show();
    }
  
  public boolean onEventPreview(Event event){
      int type = DOM.eventGetType(event);
      switch(type){
         case Event.ONMOUSEDOWN:
         case Event.ONCLICK:{
           this.hide();
           return true;
         }
      }
      return false;
  }
}


           
       

GWT-Timer.zip( 2 k)

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