【发布时间】:2011-10-20 03:33:48
【问题描述】:
您好,我的 android 小部件有一个非常奇怪的问题,我在很多地方都进行了广泛的查看,但我似乎无法弄清楚出了什么问题。基本上我在我的小部件中调用了一个挂起的意图广播,并在 onrecivie 方法中成功捕获了该意图。
但是在 onRecive 方法中,当我尝试使用 RemoteViews 为我的组件设置文本时,文本不会更新,也不会调用任何错误。我在下面附上了我的代码,任何帮助都会很棒。
谢谢, M
package com.android.FirstWidget;import android.app.PendingIntent;
import android.appwidget.AppWidgetManager;
import android.appwidget.AppWidgetProvider;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.ImageButton;
import android.widget.RemoteViews;
public class ExampleAppWidgetProvider extends AppWidgetProvider {
@Override
public void onReceive(Context context, Intent intent) {
// TODO Auto-generated method stub
Log.e("ds",intent.getAction());
Log.e("f","f");
if(intent.getAction().contains("1")){
RemoteViews views = new RemoteViews(context.getPackageName(), R.layout.wid);
views.setTextViewText(R.id.textView1,"heyheyhey");
Log.e("fssss","sssf");
}
super.onReceive(context, intent);
}
public void onUpdate(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) {
final int N = appWidgetIds.length;
// Perform this loop procedure for each App Widget that belongs to this provider
for (int i=0; i<N; i++) {
int appWidgetId = appWidgetIds[i];
// Create an Intent to launch ExampleActivity
Intent intent = new Intent(context, ExampleAppWidgetProvider.class);
intent.setAction("1");
PendingIntent pendingIntent = PendingIntent.getBroadcast(context, 0, intent, 0);
// Get the layout for the App Widget and attach an on-click listener
// to the button
RemoteViews views = new RemoteViews(context.getPackageName(), R.layout.wid);
views.setOnClickPendingIntent(R.id.arrowLeft, pendingIntent);
views.setOnClickPendingIntent(R.id.arrowRight, pendingIntent);
//views.set
// Tell the AppWidgetManager to perform an update on the current app widget
appWidgetManager.updateAppWidget(appWidgetId, views);
}
}
}
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