- <appwidget-providerxmlns:android="http://schemas.android.com/apk/res/android"
-
- android:minHeight="72px"
-
- android:minWidth="72px"
-
- android:updatePeriodMillis="3800000"android:initialLayout="@layout/main">
-
- </appwidget-provider>
- public class TestAppWidget extends AppWidgetProvider {
- private static final String TAG="TestAppWidget";
- private static final String FRESH="com.sinxiao.app.fresh";
- private Context mContext ;
- private boolean run = true ;
- BroadcastReceiver mBroadcast =newBroadcastReceiver() {
-
-
-
- public void onReceive(Contextcontext, Intent intent) {
- String action =intent.getAction();
-
- if(action.equals(Intent.ACTION_TIME_TICK)) {
-
- mContext.sendBroadcast(newIntent(FRESH));
-
- }
-
- }
-
- };
-
- /**
-
- * 通知Widget每个1秒刷新一次
- */
- Thread myThread = new
- Thread(){
-
- public void run() {
-
- while (run) {
-
- try {
-
- Thread.sleep(1000);
- } catch (InterruptedException e) {
- e.printStackTrace();
- }
- mContext.sendBroadcast(newIntent(FRESH));//通知刷新Widget的Intent
- }
- };
- };
-
- @Override
- public void onUpdate(Contextcontext, AppWidgetManager appWidgetManager,
-
- int[] appWidgetIds) {
- // 用来给Widget刷新界面显示
- Log.d(TAG,"onUpdate");
- super.onUpdate(context,appWidgetManager, appWidgetIds);
- mContext = context;
- RemoteViews views = newRemoteViews(context.getPackageName(),R.layout.main);
- Calendar
- cal=Calendar.getInstance();
- System.out.println(cal.getTime().toLocaleString());
- views.setTextViewText(R.id.txttim,cal.getTime().toLocaleString());
- appWidgetManager.updateAppWidget(appWidgetIds,views);
- myThread.start();
- /**
- * 本类作为一个bracastReveiver能自己再,注册个监听器
- (可以取消注释,看报什么错误)
- */
- //
- context.registerReceiver(mBroadcast,new IntentFilter(Intent.ACTION_TIME_TICK));
- }
- @Override
- public void onReceive(Contextcontext, Intent intent) {
- Log.d(tag,"onReceive");
- String action =intent.getAction();
- Log.d(tag, "theaction is "+action);
- if (FRESH.equals(action)){
- showTime(context);
- }elseif(Intent.ACTION_TIME_TICK.equals(action)){
- showTime(context);
- }
- super.onReceive(context,intent);
- }
- private void showTime(Contextcontext) {
- RemoteViews views = newRemoteViews(context.getPackageName(),R.layout.main);
- Calendar
- cal=Calendar.getInstance();
- views.setTextViewText(R.id.txttim,cal.getTime().toLocaleString());
- ComponentName thisWidget =new ComponentName(context,TestAppWidget.class);
- AppWidgetManager.getInstance(context).updateAppWidget(thisWidget,views);
- }
- public void onDisabled(Contextcontext) {
- Log.d(tag,"onDisabled");
- super.onDisabled(context);
- run = false ;
- }
- }
- 本文由 企鹅博客 发表于 2020年2月5日 00:17:06
- 转载请务必保留本文链接:https://www.qieseo.com/176131.html