2
방금 Android를 배우기 시작했습니다. 매초마다 카운터를 업데이트하는 위젯을 작성하려고하지만, 어딘가에 누락되었습니다. 화면에 1이 표시됩니다. Android 4 에뮬레이터를 사용하고 있습니다.x 시간 후 Android 위젯 업데이트
package com.ibluekey;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Locale;
import com.ibluekey.R;
import android.app.PendingIntent;
import android.app.Service;
import android.appwidget.AppWidgetManager;
import android.appwidget.AppWidgetProvider;
import android.content.Context;
import android.content.Intent;
import android.os.Handler;
import android.os.IBinder;
import android.os.SystemClock;
import android.util.Log;
import android.widget.RemoteViews;
import android.widget.Toast;
public class WidgetActivity extends AppWidgetProvider {
public static WidgetActivity Widgetke = null;
public static Context context;
public static AppWidgetManager appWidgetManager;
public static int appWidgetIds[];
private Handler mHandler = new Handler();
private static int count=0;
@Override
public void onUpdate(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) {
if (null == context) context = WidgetActivity.context;
if (null == appWidgetManager) appWidgetManager = WidgetActivity.appWidgetManager;
if (null == appWidgetIds) appWidgetIds = WidgetActivity.appWidgetIds;
WidgetActivity.Widgetke = this;
WidgetActivity.context = context;
WidgetActivity.appWidgetManager = appWidgetManager;
WidgetActivity.appWidgetIds = appWidgetIds;
Log.d("PXR", "onUpdate");
final int N = appWidgetIds.length;
for (int i=0; i<N; i++) {
int appWidgetId = appWidgetIds[i];
updateAppWidget(context,appWidgetManager, appWidgetId);
}
}
static void updateAppWidget(Context context, AppWidgetManager appWidgetManager,
int appWidgetId) {
count++;
/*Intent intent = new Intent(context, UpdateService.class);
PendingIntent pendingIntent = PendingIntent.getService(context, 0, intent, 0);
RemoteViews remoteViews = new RemoteViews(context.getPackageName(), R.layout.widget);
remoteViews.setOnClickPendingIntent(R.id.mainlayout, pendingIntent);
remoteViews.setTextViewText(R.id.test_out, ""+count);
// Tell the widget manager
appWidgetManager.updateAppWidget(appWidgetId, remoteViews);*/
RemoteViews views = new RemoteViews(context.getPackageName(), R.layout.widget);
views.setTextViewText(R.id.test_out, count+"");
appWidgetManager.updateAppWidget(appWidgetId, views);
}
public static class UpdateService extends Service {
@Override
public void onStart(Intent intent, int startId) {
//WidgetActivity.Widgetke.onUpdate(context, appWidgetManager, appWidgetIds);
//Toast.makeText(context, "Update Widget", Toast.LENGTH_SHORT).show();
WidgetActivity.Widgetke.mHandler.removeCallbacks(WidgetActivity.Widgetke.mUpdateTimeTask);
WidgetActivity.Widgetke.mHandler.postDelayed(WidgetActivity.Widgetke.mUpdateTimeTask, 100);
}
@Override
public IBinder onBind(Intent arg0) {
return null;
}
}
private Runnable mUpdateTimeTask = new Runnable() {
public void run() {
WidgetActivity.Widgetke.onUpdate(context, appWidgetManager, appWidgetIds);
WidgetActivity.Widgetke.mHandler.postAtTime(this, 1000);
}
};
}
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.ibluekey"
android:versionCode="1"
android:versionName="1.0">
<uses-sdk android:minSdkVersion="4" />
<application android:icon="@drawable/icon" android:label="@string/app_name" android:debuggable="true">
<receiver android:name=".Reciever" android:label="@string/app_name">
<intent-filter>
<action android:name="MyTestIntent" />
</intent-filter>
</receiver>
<receiver android:name="com.ibluekey.WidgetActivity" android:label="@string/app_name">
<intent-filter>
<action android:name="android.appwidget.action.APPWIDGET_UPDATE" />
</intent-filter>
<meta-data
android:name="android.appwidget.provider"
android:resource="@xml/widgetprovider" />
</receiver>
<service android:name="com.ibluekey.WidgetActivity$UpdateService" />
</application>
</manifest>