Example usage for android.content Context getPackageManager

Introduction

In this page you can find the example usage for android.content Context getPackageManager.

Prototype

public abstract PackageManager getPackageManager();

Source Link

Document

Return PackageManager instance to find global package information.

Usage

From source file:Main.java

public static int getAppVerCode(Context c) {
    try {/*from w w  w  .j a  v a2s  . c o  m*/
        PackageInfo packageInfo = c.getPackageManager().getPackageInfo(c.getPackageName(), 0);
        return packageInfo.versionCode;
    } catch (PackageManager.NameNotFoundException e) {
        return 0;
    }
}

From source file:Main.java

public static boolean isAppInstalled(Context context, String packageName) {
    try {//w w w. j av  a2s  .  com
        context.getPackageManager().getPackageInfo(packageName, 0);
        return true;
    } catch (Exception ignored) {
        return false;
    }
}

From source file:Main.java

public static int getAppVersion(Context context) {
    try {/*w  ww .java 2  s. c o  m*/
        PackageInfo info = context.getPackageManager().getPackageInfo(context.getPackageName(), 0);
        return info.versionCode;
    } catch (NameNotFoundException e) {
        e.printStackTrace();
    }
    return 1;
}

From source file:Main.java

public static String getAppVer(Context c) {
    try {/*from w  ww  .  jav a2 s .  c  o  m*/
        PackageInfo packageInfo = c.getPackageManager().getPackageInfo(c.getPackageName(), 0);
        return packageInfo.versionName;
    } catch (PackageManager.NameNotFoundException e) {
        return "";
    }
}

From source file:Main.java

public static boolean isGoogleTV(Context context) {
    PackageManager packageManager = context.getPackageManager();
    return packageManager != null && packageManager.hasSystemFeature("com.google.android.tv");
}

From source file:Main.java

/**
 * get list of app//w ww. j a  va2 s  . com
 *
 * @param context
 * @return
 */
public static List<PackageInfo> getPackageInfos(Context context) {
    PackageManager pm = context.getPackageManager();
    List<PackageInfo> appInfos = pm.getInstalledPackages(0);
    return appInfos;
}

From source file:Main.java

public static PackageInfo getApkInfo(Context context, String archiveFilePath) {
    PackageManager pm = context.getPackageManager();
    PackageInfo apkInfo = pm.getPackageArchiveInfo(archiveFilePath, PackageManager.GET_META_DATA);
    return apkInfo;
}

From source file:Main.java

public static void turnOffFlash(Context context, Camera camera, int currentCameraId) {
    if (context.getPackageManager().hasSystemFeature(PackageManager.FEATURE_CAMERA_FLASH)) {
        Parameters params = camera.getParameters();
        params.setFlashMode(Parameters.FLASH_MODE_OFF);
        camera.setParameters(params);/* ww w .  ja  v a  2  s .  c om*/
    }
}

From source file:Main.java

public static int getVersionCode(Context context) {
    try {/*  ww w. j ava  2 s  .c o m*/
        PackageInfo pkg = context.getPackageManager().getPackageInfo(context.getPackageName(), 0);
        return pkg.versionCode;
    } catch (NameNotFoundException e) {
        e.printStackTrace();
        return 0;
    }
}

From source file:Main.java

public static String getPackageName(Context contex) {
    PackageManager manager = contex.getPackageManager();
    try {/*w w  w .j  a v a 2  s.c  om*/
        PackageInfo info = manager.getPackageInfo(contex.getPackageName(), 0);
        return info.packageName;
    } catch (PackageManager.NameNotFoundException e) {
        e.printStackTrace();
    }
    return null;
}