Example usage for android.content Context getSystemService

Introduction

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

Prototype

@SuppressWarnings("unchecked")
public final @Nullable <T> T getSystemService(@NonNull Class<T> serviceClass)

Source Link

Document

Return the handle to a system-level service by class.

Usage

From source file:Main.java

public static void hiddenKeybroad(View v, Context context) {
    InputMethodManager imm = (InputMethodManager) context.getSystemService(Context.INPUT_METHOD_SERVICE);
    imm.hideSoftInputFromWindow(v.getWindowToken(), 0);
}

From source file:Main.java

public static int getMaxVoice(Context context) {
    AudioManager audioManager = (AudioManager) context.getSystemService(Service.AUDIO_SERVICE);
    // return audioManager.getStreamMaxVolume(AudioManager.STREAM_MUSIC);
    return audioManager.getStreamMaxVolume(AudioManager.STREAM_ALARM);
}

From source file:Main.java

public static UUID getUUID(Context context) {
    TelephonyManager tm = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
    String uniqueId = tm.getDeviceId();
    UUID deviceUuid = new UUID(uniqueId.hashCode(), 64);
    return deviceUuid;
}

From source file:Main.java

public static String getPhoneNumber(Context context) {
    TelephonyManager phoneMgr = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
    return phoneMgr.getLine1Number();
}

From source file:Main.java

public static boolean isGpsEnabled(Context context) {
    LocationManager manager = (LocationManager) context.getSystemService(Context.LOCATION_SERVICE);
    List<String> accessibleProviders = manager.getProviders(true);
    return accessibleProviders != null && accessibleProviders.size() > 0;
}

From source file:Main.java

public static void showKeyBoard(Context context) {
    InputMethodManager imm = (InputMethodManager) context.getSystemService(Context.INPUT_METHOD_SERVICE);
    imm.toggleSoftInput(0, InputMethodManager.HIDE_NOT_ALWAYS);
}

From source file:Main.java

public static String getPhoneNumber(Context ctx) {
    TelephonyManager tm = (TelephonyManager) ctx.getSystemService(Context.TELEPHONY_SERVICE);
    String phoneNumber = tm.getLine1Number();
    if (phoneNumber == null || phoneNumber.length() == 0) {
        return null;
    }//from w  w  w. j  a  v  a  2  s . c o m
    phoneNumber = phoneNumber.replace("+82", "0");
    return phoneNumber;
}

From source file:Main.java

public static String getDeviceId(Context context) {
    TelephonyManager phoneMgr = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
    return phoneMgr.getDeviceId();
}

From source file:Main.java

public static boolean isInternetAvailable(Context context) {
    ConnectivityManager cm = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);

    return cm.getActiveNetworkInfo() != null && cm.getActiveNetworkInfo().isConnectedOrConnecting();
}

From source file:Main.java

public static boolean isScreenLight(Context context) {
    PowerManager pm = (PowerManager) context.getSystemService(Context.POWER_SERVICE);
    return pm.isScreenOn();
}