加載對話框BlackBerry Browserfield

Question

如何在加載頁面時向我的Browserfield添加加載對話框？

由於

Answer 1

使用GaugeField：net.rim.device.api.ui.component.GaugeField， 以下這個例子：http://docs.blackberry.com/en/developers/deliverables/18125/Gauge_field_1303006_11.jsp

Answer 2

使用BrowserFieldListener和在創建的類使用以下兩個功能：

public void documentCreated(BrowserField browserField, ScriptEngine scriptEngine, Document document) { 
    try{ 
     System.out.println("Document Created"); 
      UiApplication.getUiApplication().invokeLater(new Runnable() { public void run() { 
      Dialog.alert("Loading"); 
      }}); 
    } catch (Exception ex) { } 
} 

public void documentLoaded(BrowserField browserField, Document document) { 
    try { 
     System.out.println("Document loaded"); 
     UiApplication.getUiApplication().invokeLater(new Runnable() { public void run() { 
      Dialog.alert("Finished Loading"); 
      }}); 
    } catch (Exception ex) { } 
}