CallHandlerPlugin.java 文件源码

/**
 * Retrieve outgoing call handlers available as plugin for csipsimple Also
 * contains stock call handler if available
 * 
 * @param ctxt context of application
 * @return A map of package name => Fancy name of call handler
 */
public static Map<String, String> getAvailableCallHandlers(Context ctxt) {

    if (AVAILABLE_HANDLERS == null) {
        AVAILABLE_HANDLERS = new HashMap<String, String>();

        PackageManager packageManager = ctxt.getPackageManager();
        Intent it = new Intent(SipManager.ACTION_GET_PHONE_HANDLERS);

        List<ResolveInfo> availables = packageManager.queryBroadcastReceivers(it, 0);
        for (ResolveInfo resInfo : availables) {
            ActivityInfo actInfos = resInfo.activityInfo;
            Log.d(THIS_FILE, "Found call handler " + actInfos.packageName + " " + actInfos.name);
            if (packageManager.checkPermission(permission.PROCESS_OUTGOING_CALLS,
                    actInfos.packageName) == PackageManager.PERMISSION_GRANTED) {
                String packagedActivityName = (new ComponentName(actInfos.packageName,
                        actInfos.name)).flattenToString();
                AVAILABLE_HANDLERS.put(packagedActivityName,
                        (String) resInfo.loadLabel(packageManager));
            }
        }
    }

    return AVAILABLE_HANDLERS;
}