Android Open Source - twawm2 Default Widget Provider

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License

The source code is released under:
Copyright (c) 2014, afnf All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: * Redistr...
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Java Source Code

package com.appspot.afnf4199ga.twawm.app;
/* w  w w .j av  a 2s.  c  om*/
import net.afnf.and.twawm2.R;
import android.app.PendingIntent;
import android.appwidget.AppWidgetManager;
import android.appwidget.AppWidgetProvider;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.net.wifi.WifiManager;
import android.widget.RemoteViews;

import com.appspot.afnf4199ga.twawm.Const;
import com.appspot.afnf4199ga.twawm.StateMachine;
import com.appspot.afnf4199ga.twawm.TwawmUtils;
import com.appspot.afnf4199ga.utils.AndroidUtils;

public class DefaultWidgetProvider extends AppWidgetProvider {

    private static final long MIN_UPDATE_INTERVAL = 1000;

    private static long lastUpdated = -1;

    @Override
    public void onUpdate(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) {
        // Logger.v("Widget onUpdate");
        super.onUpdate(context, appWidgetManager, appWidgetIds);

        // ???????????????
        BackgroundService service = BackgroundService.getInstance();
        if (service == null) {

            // ????????????????????????????

            // Wifi?????????????????
            WifiManager wifi = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
            boolean wifi_disabled = AndroidUtils.isWifiDisabled(wifi);

            // WifiOFF??????????????
            RemoteViews rv = new RemoteViews(context.getPackageName(), R.layout.widget_default);
            rv.setImageViewResource(R.id.widgetImage, wifi_disabled ? R.drawable.icon_wimax_gray_batt_na
                    : R.drawable.icon_wimax_white_batt_na);
            rv.setTextViewText(R.id.widgetText, context.getString(wifi_disabled ? R.string.wifi_off : R.string.processing));

            // updateAppWidget
            for (int id : appWidgetIds) {
                setClickIntent(context, id, rv);
                appWidgetManager.updateAppWidget(id, rv);
            }
        }

        // ???????????????
        else {

            // ??????
            StateMachine stateMachine = service.getStateMachine();
            String wdText = stateMachine.getWdText();
            int wdImageId = stateMachine.getWdImageId();

            RemoteViews rv = new RemoteViews(context.getPackageName(), R.layout.widget_default);
            if (wdImageId > 0) {
                rv.setImageViewResource(R.id.widgetImage, wdImageId);
            }
            if (wdText != null) {
                rv.setTextViewText(R.id.widgetText, wdText);
            }

            // updateAppWidget
            for (int id : appWidgetIds) {
                setClickIntent(context, id, rv);
                appWidgetManager.updateAppWidget(id, rv);
            }
        }
    }

    @Override
    public void onReceive(Context context, Intent intent) {
        // Logger.v("Widget onReceive intent=" + AndroidUtils.getActionForLog(intent));

        // ????????????
        super.onReceive(context, intent);

        boolean forceUpdate = false;
        long now = System.currentTimeMillis();
        if (now >= lastUpdated + MIN_UPDATE_INTERVAL) {
            lastUpdated = now;
            forceUpdate = true;
        }

        // ??
        AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(context);
        int[] appWidgetIds = getWidgetIds(appWidgetManager, context);

        // ACTION_APPWIDGET_UPDATE(super.onReceive????onUpdate?????????)??????????????????????
        // ?????????INTENT_WD_CHANGE_STYLE
        // ?????????INTENT_WD_UPDATE
        boolean update = (AndroidUtils.isActionEquals(intent, AppWidgetManager.ACTION_APPWIDGET_UPDATE) == false && forceUpdate)
                || AndroidUtils.isActionEquals(intent, Const.INTENT_WD_STYLE_CHANGED)
                || AndroidUtils.isActionEquals(intent, Const.INTENT_WD_UPDATED);

        // onUpdate?????
        if (update) {
            onUpdate(context, appWidgetManager, appWidgetIds);
        }

        // Style??
        if (forceUpdate || AndroidUtils.isActionEquals(intent, Const.INTENT_WD_STYLE_CHANGED)) {
            // Logger.v("Widget style changed");

            RemoteViews rv = new RemoteViews(context.getPackageName(), R.layout.widget_default);
            int tc = TwawmUtils.getValue2ColorIndex(context, Const.getPrefWidgetStrColor(context));
            rv.setTextColor(R.id.widgetText, context.getResources().getColor(tc));
            int[] bg = TwawmUtils.getValue2ResourceIndex(context, Const.getPrefWidgetBackground(context));
            rv.setInt(R.id.widgetDefaultLayout, "setBackgroundResource", bg[0]);

            // updateAppWidget
            for (int id : appWidgetIds) {
                setClickIntent(context, id, rv);
                appWidgetManager.updateAppWidget(id, rv);
            }
        }
    }

    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////

    public static void setClickIntent(Context context) {

        AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(context);
        ComponentName thisAppWidget = new ComponentName(context.getPackageName(), DefaultWidgetProvider.class.getName());
        int[] appWidgetIds = appWidgetManager.getAppWidgetIds(thisAppWidget);

        for (int id : appWidgetIds) {
            RemoteViews rv = new RemoteViews(context.getPackageName(), R.layout.widget_default);
            setClickIntent(context, id, rv);
        }
    }

    public static void setClickIntent(Context context, int appWidgetId, RemoteViews rv) {

        Intent intent = new Intent(context, BackgroundService.class);
        intent.setAction(Const.INTENT_WD_CLICKED);
        intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId);
        //intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, appWidgetIds); // ???

        PendingIntent pendingIntent = PendingIntent.getService(context, appWidgetId, intent, 0); // putExtra???????????2??(requestCode)??????????

        // rv.setOnClickPendingIntent(R.id.widgetImage, pendingIntent); // ???????????
        // rv.setOnClickPendingIntent(R.id.widgetText, pendingIntent); // ???????????
        rv.setOnClickPendingIntent(R.id.widgetDefaultLayout, pendingIntent);
    }

    public static void showClickAnimation(Context context, int widgetId) {
        ClickAnimateThread thread = new ClickAnimateThread();
        thread.context = context;
        thread.widgetId = widgetId;
        thread.start();
    }

    static class ClickAnimateThread extends Thread {
        Context context;
        int widgetId;

        @Override
        public void run() {
            try {
                String bgstr = Const.getPrefWidgetBackground(context);
                int[] bg = TwawmUtils.getValue2ResourceIndex(context, bgstr);
                AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(context);
                RemoteViews rv = new RemoteViews(context.getPackageName(), R.layout.widget_default);
                rv.setInt(R.id.widgetDefaultLayout, "setBackgroundResource", bg[1]);
                appWidgetManager.updateAppWidget(widgetId, rv);
                AndroidUtils.sleep(250);
                rv.setInt(R.id.widgetDefaultLayout, "setBackgroundResource", bg[0]);

                setClickIntent(context, widgetId, rv);
                appWidgetManager.updateAppWidget(widgetId, rv);
            }
            catch (Throwable e) {
                // do nothing
            }
        }
    }

    public static void update(Context context) {
        Intent intent = new Intent(context, DefaultWidgetProvider.class);
        intent.setAction(Const.INTENT_WD_UPDATED);
        context.sendBroadcast(intent);
    }

    public static void changeStyle(Context context) {
        Intent intent = new Intent(context, DefaultWidgetProvider.class);
        intent.setAction(Const.INTENT_WD_STYLE_CHANGED);
        context.sendBroadcast(intent);
    }

    public static boolean hasWidget(Context context) {
        AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(context);
        int[] appWidgetIds = getWidgetIds(appWidgetManager, context);
        return (appWidgetIds == null || appWidgetIds.length == 0) == false;
    }

    private static int[] getWidgetIds(AppWidgetManager appWidgetManager, Context context) {
        ComponentName thisAppWidget = new ComponentName(context.getPackageName(), DefaultWidgetProvider.class.getName());
        int[] appWidgetIds = appWidgetManager.getAppWidgetIds(thisAppWidget);
        return appWidgetIds;
    }

    public static void updateAsWorkingOrPausing(Context context, boolean working) {

        AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(context);
        ComponentName thisAppWidget = new ComponentName(context.getPackageName(), DefaultWidgetProvider.class.getName());
        int[] appWidgetIds = appWidgetManager.getAppWidgetIds(thisAppWidget);

        RemoteViews rv = new RemoteViews(context.getPackageName(), R.layout.widget_default);
        rv.setImageViewResource(R.id.widgetImage, R.drawable.icon_wimax_gray_batt_na);
        rv.setTextViewText(R.id.widgetText, context.getString(working ? R.string.processing : R.string.pausing_en));

        // updateAppWidget
        for (int id : appWidgetIds) {
            setClickIntent(context, id, rv);
            appWidgetManager.updateAppWidget(id, rv);
        }
    }
}
Java Source Code List
