Android极速开发之手机屏幕

public class ScreenUtils {

    public static int getWidth(Context context) {
        WindowManager manager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
        DisplayMetrics outMetrics = new DisplayMetrics();
        manager.getDefaultDisplay().getMetrics(outMetrics);

        return outMetrics.widthPixels;
    }

    public static int getHeight(Context context) {
        WindowManager manager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
        DisplayMetrics outMetrics = new DisplayMetrics();
        manager.getDefaultDisplay().getMetrics(outMetrics);

        return outMetrics.heightPixels;
    }
}

public class ConfigUtils {

    public static boolean isOrientationPortrait(Context context) {
        if (context.getResources().getConfiguration().orientation ==
                Configuration.ORIENTATION_PORTRAIT) {
            return true;
        }
        return false;
    }

    public static boolean isOrientationLandscape(Context context) {
        if (context.getResources().getConfiguration().orientation ==
                Configuration.ORIENTATION_LANDSCAPE) {
            return true;
        }
        return false;
    }
}