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 PackageInfo getPackageInfo(Context context, String archiveFilePath) {
    PackageManager pm = context.getPackageManager();
    return pm.getPackageArchiveInfo(archiveFilePath, PackageManager.GET_ACTIVITIES);
}

From source file:Main.java

public static String getVersionName(Context context) {
    try {/*  w w  w  .j  a v  a 2  s.  c  om*/
        PackageInfo manager = context.getPackageManager().getPackageInfo(context.getPackageName(), 0);
        return manager.versionName;
    } catch (Exception e) {
        return "Unknown";
    }
}

From source file:Main.java

public static int queryIntentActivitiesSize(Context ctx, Intent intent) {
    PackageManager packageManager = ctx.getPackageManager();
    List list = packageManager.queryIntentActivities(intent, PackageManager.MATCH_DEFAULT_ONLY);
    return list.size();
}

From source file:Main.java

/**
 * @param ctx The Android application context.
 * @return Application name/*  w ww.  java 2 s.  c  om*/
 */
public static String getAppName(Context ctx) {
    PackageManager packageManager = ctx.getPackageManager();
    ApplicationInfo applicationInfo = null;
    try {
        applicationInfo = packageManager.getApplicationInfo(ctx.getApplicationInfo().packageName, 0);
    } catch (final NameNotFoundException ignored) {
    }
    return (String) (applicationInfo != null ? packageManager.getApplicationLabel(applicationInfo) : "Unknown");
}

From source file:Main.java

public static boolean isApkInstalled(Context context) {
    PackageManager pm = context.getPackageManager();

    //      Intent intent = new Intent(Intent.ACTION_MAIN, null);
    //      intent.addCategory(Intent.CATEGORY_DEFAULT);
    //      intent.setPackage("com.cnnct.zfwgpy");
    Intent intent = new Intent();
    intent.setPackage("com.cnnct.zfwgpy");
    List<ResolveInfo> apps = pm.queryIntentActivities(intent, 0);
    if (apps != null && apps.size() > 0) {
        return true;
    }//from w  ww.  j  a va 2s.c  o  m
    return false;
}

From source file:Main.java

public static String getPackageName(Context ctx) {
    try {//from   ww w .  j av  a2 s . c  om
        PackageInfo info = ctx.getPackageManager().getPackageInfo(ctx.getPackageName(), 0);
        return info.packageName;
    } catch (NameNotFoundException e) {
        e.printStackTrace();
        return null;
    }
}

From source file:Main.java

public static String getVersionName(Context context) {
    try {//from   ww w  . j a  va 2 s .com
        PackageInfo pInfo = context.getPackageManager().getPackageInfo(context.getPackageName(), 0);
        return pInfo.versionName;
    } catch (PackageManager.NameNotFoundException ex) {
        ex.printStackTrace();
    }
    return null;
}

From source file:Main.java

public static int getAppVersionCode(Context context) {
    try {/*from w  w w.  j a v  a  2 s.  c  om*/
        PackageInfo info = context.getPackageManager().getPackageInfo(context.getPackageName(), 0);
        return info.versionCode;
    } catch (PackageManager.NameNotFoundException e) {
        e.printStackTrace();
    }
    return 1;
}

From source file:Main.java

public static String getVersionName(Context context) {
    try {//from   w  w w  . j av a 2s  .  c  om
        PackageInfo pi = context.getPackageManager().getPackageInfo(context.getPackageName(), 0);
        return pi.versionName;

    } catch (NameNotFoundException e) {
        return "";
    }
}

From source file:Main.java

public static void startApplication(Context context, String packageName) {

    PackageManager pm = context.getPackageManager();
    Intent intent = pm.getLaunchIntentForPackage(packageName);
    context.startActivity(intent);/*  ww w .jav  a  2 s.  co  m*/

}