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

/**
 * Returns information regarding the active network.
 *
 * @return {@link NetworkInfo} activeNetworkInfo.
 *//*from   ww  w  . j  a v  a  2s  . c  om*/
public static NetworkInfo getActiveNetworkInfo(Context context) {
    return ((ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE))
            .getActiveNetworkInfo();
}

From source file:Main.java

public static int getHeightScreen(Context context) {
    Display display = ((WindowManager) context.getSystemService(Context.WINDOW_SERVICE)).getDefaultDisplay();
    return display.getHeight();
}

From source file:Main.java

public static String getLocalMacAddress(Context context) {
    WifiManager wifi = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
    WifiInfo info = wifi.getConnectionInfo();
    return info.getMacAddress();
}

From source file:Main.java

public static int getWindowWidth(Context context) {
    WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    return wm.getDefaultDisplay().getWidth();
}

From source file:Main.java

private static TelecomManager getTelecomManager(Context context) {
    return (TelecomManager) context.getSystemService(Context.TELECOM_SERVICE);
}

From source file:Main.java

public static float getWindowWidth(Context context) {
    WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    Display display = wm.getDefaultDisplay();
    return display.getWidth();
}

From source file:Main.java

public static String getLocalIp(Context context) {
    WifiManager wifi = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
    WifiInfo info = wifi.getConnectionInfo();
    int ip = info.getIpAddress();
    return (ip & 0xFF) + "." + ((ip >> 8) & 0xFF) + "." + ((ip >> 16) & 0xFF) + "." + (ip >> 24 & 0xFF);
}

From source file:Main.java

public static float getWindowHeight(Context context) {
    WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    Display display = wm.getDefaultDisplay();
    return display.getHeight();
}

From source file:Main.java

public static Display getScreenWH(Context context) {
    WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    Display display = wm.getDefaultDisplay();
    return display;
}

From source file:Main.java

public static boolean isEnabledWifi(Context context) {
    WifiManager wifiMan = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
    return null != wifiMan && wifiMan.getWifiState() == WifiManager.WIFI_STATE_ENABLED;
}