回答

0

已经自己找到了。对于每个想知道它的人来说。有一个叫IconCache.Java的类。

/** 
* Fill in "application" with the icon and label for "info." 
*/ 
public synchronized void getTitleAndIcon(AppInfo application, LauncherActivityInfoCompat info, 
     HashMap<Object, CharSequence> labelCache) { 
    CacheEntry entry = cacheLocked(application.componentName, info, labelCache, 
      info.getUser(), false); 

    application.title = entry.title; 
    application.iconBitmap = overlay(entry.icon,BitmapFactory.decodeResource(mContext.getResources(), R.drawable.overlay_green)); 
    //application.iconBitmap = entry.icon; 
    application.contentDescription = entry.contentDescription; 
} 
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