E
egon232
Ambitioniertes Mitglied
- 1
Hallo,
Habe ein kleines Problem. Ich versuche mich gerade an einem Batterie-Widget, welches mit einem Service im Hintergrund den Status aktualisiert. Das funktioniert auch soweit. Nun möchte ich, dass man beim hinzufügen auf dem Homescreen zuerst eine Config-Activity sieht:
Manifest:
AppWidgetProvider:
Config-Activity:
Service:
Widget.xml:
Mein Problem ist jetzt, wie bekomme ich im Service die Prefs zu der widgetId?
Grüße
Fabi
Habe ein kleines Problem. Ich versuche mich gerade an einem Batterie-Widget, welches mit einem Service im Hintergrund den Status aktualisiert. Das funktioniert auch soweit. Nun möchte ich, dass man beim hinzufügen auf dem Homescreen zuerst eine Config-Activity sieht:
Manifest:
Code:
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="de.swob.battery" android:versionCode="1" android:versionName="1.0">
<application android:label="@string/app_name" android:icon="@drawable/battery_100">
<!-- Broadcast Receiver that will process AppWidget updates -->
<service android:name=".batteryService"></service>
<receiver android:name=".BatteryWidget" 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/widget_provider" />
</receiver>
<receiver android:name=".BootReceiver"
android:permission="android.permission.RECEIVE_BOOT_COMPLETED">
<intent-filter>
<action android:name="android.intent.action.BOOT_COMPLETED"></action>
</intent-filter>
</receiver>
<activity android:name=".BatteryConfig"
android:label="@string/app_name">
<intent-filter>
<action android:name="android.appwidget.action.APPWIDGET_CONFIGURE" />
</intent-filter>
</activity>
</application>
<uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED"></uses-permission>
</manifest>
Code:
package de.swob.battery;
import android.appwidget.AppWidgetManager;
import android.appwidget.AppWidgetProvider;
import android.content.Context;
import android.content.Intent;
import android.util.Log;
public class BatteryWidget extends AppWidgetProvider {
public void onUpdate(Context context, AppWidgetManager appWidgetManager,
int[] appWidgetIds) {
Log.v("Test", "Starte Service");
Intent service = new Intent(context, batteryService.class);
context.startService(service);
}
public void onDisabled(Context context) {
// TODO Auto-generated method stub
Log.v("Test", "Stoppe Service");
context.stopService(new Intent(context, batteryService.class));
}
}
Code:
package de.swob.battery;
import android.app.Activity;
import android.appwidget.AppWidgetManager;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.Spinner;
public class BatteryConfig extends Activity {
private Context self = this;
private int appWidgetId;
private Spinner spinner;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
Log.v("Test", "Starte Config");
// hole WidgetID
Intent launchIntent = getIntent();
Bundle extras = launchIntent.getExtras();
appWidgetId = extras.getInt(AppWidgetManager.EXTRA_APPWIDGET_ID,
AppWidgetManager.INVALID_APPWIDGET_ID);
// setzte CancelValue
Intent cancelResultValue = new Intent();
cancelResultValue.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID,
appWidgetId);
setResult(RESULT_CANCELED, cancelResultValue);
// Lade Config-UI
setContentView(R.layout.config);
spinner = (Spinner) findViewById(R.id.spColor);
// fülle Spinner
ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(
this, R.array.colors, android.R.layout.simple_spinner_item);
adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
spinner.setAdapter(adapter);
// OK button
Button ok = (Button) findViewById(R.id.ok);
// setzte OnClick-Listener
ok.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View arg0) {
// hole Spinner-Value
String value = spinner.getSelectedItem().toString();
// Speichere Auswahl
SharedPreferences prefs = self.getSharedPreferences("prefs", 0);
SharedPreferences.Editor edit = prefs.edit();
edit.putString("color_" + appWidgetId, value);
edit.commit();
// setze ResultValue
Intent resultValue = new Intent();
resultValue.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId);
setResult(RESULT_OK, resultValue);
finish();
}
});
// cancel button
Button cancel = (Button) findViewById(R.id.cancel);
cancel.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View arg0) {
finish();
}
});
}
}
Code:
package de.swob.battery;
import android.app.Service;
import android.appwidget.AppWidgetManager;
import android.content.BroadcastReceiver;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.IBinder;
import android.util.Log;
import android.widget.RemoteViews;
public class batteryService extends Service {
private int currentBatteryLevel = 0;
private RemoteViews updateViews;
private ComponentName thisWidget;
private AppWidgetManager manager;
private BroadcastReceiver batteryReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
currentBatteryLevel = intent.getIntExtra("level", 0);
updateViews.setTextViewText(R.id.widgetText, String
.valueOf(currentBatteryLevel));
setBGGraphic();
manager.updateAppWidget(thisWidget, updateViews);
}
};
@Override
public void onStart(Intent intent, int startId) {
Log.v("Test", "Service started");
// registriere BroadcastReceiver
registerReceiver(batteryReceiver, new IntentFilter(Intent.ACTION_BATTERY_CHANGED));
updateViews = new RemoteViews(getPackageName(), R.layout.main);
updateViews.setTextViewText(R.id.widgetText, String
.valueOf(currentBatteryLevel));
setBGGraphic();
thisWidget = new ComponentName(this, BatteryWidget.class);
manager = AppWidgetManager.getInstance(this);
manager.updateAppWidget(thisWidget, updateViews);
}
private void setBGGraphic() {
//code
}
@Override
public IBinder onBind(Intent intent) {
// TODO Auto-generated method stub
return null;
}
}
Code:
<?xml version="1.0" encoding="utf-8"?>
<appwidget-provider xmlns:android="http://schemas.android.com/apk/res/android"
android:maxWidth="80dip"
android:maxHeight="100dip" android:initialLayout="@layout/main"
android:configure="de.swob.battery.BatteryConfig"/>
Grüße
Fabi