Class<?> getPluginClass(String packageName, String className)
throws NameNotFoundException, ClassNotFoundException {
Context pluginContext =
this.mAppContext.createPackageContext(
packageName, Context.CONTEXT_INCLUDE_CODE | Context.CONTEXT_IGNORE_SECURITY);
ClassLoader pluginCL = pluginContext.getClassLoader();
return pluginCL.loadClass(className);
}
/**
* @param context
* @return
*/
public static String version(final Context context) {
String version = null;
try {
final PackageInfo packageinfo =
context.getPackageManager().getPackageInfo(context.getPackageName(), 0);
version = packageinfo.versionName;
} catch (Exception x) {
DBG.m(x);
}
return version;
}
/**
* @param context
* @return
*/
public static String getApplicationName(final Context context) {
String name = null;
try {
final PackageManager packagemanager = context.getPackageManager();
final PackageInfo packageinfo = packagemanager.getPackageInfo(context.getPackageName(), 0);
name =
packageinfo.applicationInfo.loadLabel(packagemanager).toString()
+ "("
+ packageinfo.packageName
+ ")";
} catch (Exception x) {
DBG.m(x);
}
return name;
}
/**
* http://developer.android.com/training/monitoring-device-state/connectivity-monitoring.html
* http://developer.android.com/training/basics/network-ops/managing.html
*
* @param context
* @return
*/
public static boolean isNetworkAvailable(final Context context, final boolean mobile) {
boolean available = false;
try {
final ConnectivityManager connectivitymanager =
(ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
final NetworkInfo networkinfo = connectivitymanager.getActiveNetworkInfo();
if ((networkinfo != null) && networkinfo.isConnectedOrConnecting()) {
switch (networkinfo.getType()) {
case ConnectivityManager.TYPE_WIFI:
case ConnectivityManager.TYPE_WIMAX:
case ConnectivityManager.TYPE_ETHERNET:
available = true;
break;
case ConnectivityManager.TYPE_MOBILE:
if (mobile) {
available = true;
}
break;
}
}
} catch (Throwable x) {
DBG.m(x);
}
return available;
}
private Bitmap getAppDrawable(String path) throws OutOfMemoryError {
Bitmap bitsat;
try {
PackageManager pm = mContext.getPackageManager();
PackageInfo pi = pm.getPackageArchiveInfo(path, 0);
// // the secret are these two lines....
pi.applicationInfo.sourceDir = path;
pi.applicationInfo.publicSourceDir = path;
// //
Drawable d = pi.applicationInfo.loadIcon(pm);
Bitmap d1 = null;
d1 = ((BitmapDrawable) d).getBitmap();
bitsat = d1;
} catch (Exception e) {
Drawable apk = ContextCompat.getDrawable(mContext, R.drawable.ic_doc_apk_grid);
Bitmap apk1 = ((BitmapDrawable) apk).getBitmap();
bitsat = apk1;
}
return bitsat;
}
/**
* @param context
* @param classname
* @return
*/
public static boolean isServiceRunning(final Context context, final String classname) {
boolean running = false;
try {
final ActivityManager activitymanager =
(ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
final List<ActivityManager.RunningServiceInfo> runningserviceinfos =
activitymanager.getRunningServices(Integer.MAX_VALUE);
for (final ActivityManager.RunningServiceInfo runningserviceinfo : runningserviceinfos) {
final String serviceclassname = runningserviceinfo.service.getClassName();
if (serviceclassname == null) {
continue;
}
if (serviceclassname.equals(classname)) {
running = true;
break;
}
}
} catch (Exception x) {
DBG.m(x);
}
return running;
}
/** @param context */
public static void showDiagnosticInfo(final Context context) {
try {
DBG.m(" Build.VERSION.SDK_INT: " + Build.VERSION.SDK_INT);
DBG.m(" Build.VERSION.CODENAME: " + Build.VERSION.CODENAME);
DBG.m(" Build.DEVICE: " + android.os.Build.DEVICE);
DBG.m(" Build.MODEL: " + android.os.Build.MODEL);
DBG.m(" Build.PRODUCT: " + android.os.Build.PRODUCT);
final DisplayMetrics displaymetrics = new DisplayMetrics();
final WindowManager windowmanager =
(WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
windowmanager.getDefaultDisplay().getMetrics(displaymetrics);
DBG.m(" DisplayMetrics.density: " + displaymetrics.density);
DBG.m(" DisplayMetrics.densityDpi: " + displaymetrics.densityDpi);
DBG.m(" DisplayMetrics.heightPixels: " + displaymetrics.heightPixels);
DBG.m(" DisplayMetrics.widthPixels: " + displaymetrics.widthPixels);
DBG.m(" DisplayMetrics.scaledDensity: " + displaymetrics.scaledDensity);
DBG.m(" DisplayMetrics.xdpi: " + displaymetrics.xdpi);
DBG.m(" DisplayMetrics.ydpi: " + displaymetrics.ydpi);
} catch (Exception x) {
DBG.m(x);
}
}
public IconHolder(Context context, boolean useThumbs, boolean grid) {
super();
this.mContext = context;
this.mUseThumbs = useThumbs;
this.mRequests = new HashMap<ImageView, String>();
this.mIcons = new HashMap<String, Bitmap>();
this.mAppIcons =
new LinkedHashMap<String, Bitmap>(MAX_CACHE, .75F, true) {
private static final long serialVersionUID = 1L;
@Override
protected boolean removeEldestEntry(Entry<String, Bitmap> eldest) {
return size() > MAX_CACHE;
}
};
this.mAlbums = new HashMap<String, Long>();
this.grid = grid;
Resources res = mContext.getResources();
int dp = 50;
if (grid) {
dp = 150;
}
px = (int) (dp * (res.getDisplayMetrics().densityDpi / 160));
}