获取状态栏和虚拟键高度

public static int getScreenWidth(Context context) {
    return context.getApplicationContext().getResources().getDisplayMetrics().widthPixels;
}

public static int getScreenHeight(Context context) {
    return context.getApplicationContext().getResources().getDisplayMetrics().heightPixels;
}

/**
 * 获取状态栏高度
 * @param activity
 * @return
 */
public static int getStatusHeight(Activity activity) {
    if (activity != null) {
        Rect rectangle = new Rect();
        activity.getWindow().getDecorView().getWindowVisibleDisplayFrame(rectangle);
        return rectangle.top;
    }
    return 0;
}

/**
 * 获取屏幕原始尺寸高度，包括虚拟功能键高度
 */

public static int getScreenTotalHeight(Context context) {
    int dpi = 0;
    WindowManager windowManager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    Display display = windowManager.getDefaultDisplay();
    DisplayMetrics displayMetrics = new DisplayMetrics();
    @SuppressWarnings("rawtypes")
    Class c;
    try {
        c = Class.forName("android.view.Display");
        @SuppressWarnings("unchecked")
        Method method = c.getMethod("getRealMetrics", DisplayMetrics.class);
        method.invoke(display, displayMetrics);
        dpi = displayMetrics.heightPixels;
    } catch (Exception e) {
        e.printStackTrace();
    }
    return dpi;
}

/**
 * 获取 虚拟按键的高度
 *
 * @param context
 * @return
 */
public static int getNavigationBarHeight(Context context) {
    return getScreenTotalHeight(context) - UtilDensity.getScreenHeight(context);
}