Android EditText显示光标 不弹出键盘

// 隐藏系统键盘
public void hideSoftInputMethod(EditText ed){
    getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_HIDDEN);

    int currentVersion = android.os.Build.VERSION.SDK_INT;
    String methodName = null;
    if(currentVersion >= 16){
        // 4.2
        methodName = "setShowSoftInputOnFocus";
    }
    else if(currentVersion >= 14){
        // 4.0
        methodName = "setSoftInputShownOnFocus";
    }

    if(methodName == null){
        ed.setInputType(InputType.TYPE_NULL);
    }
    else{
        Class cls = EditText.class;
        Method setShowSoftInputOnFocus;
        try {
            setShowSoftInputOnFocus = cls.getMethod(methodName, boolean.class);
            setShowSoftInputOnFocus.setAccessible(true);
            setShowSoftInputOnFocus.invoke(ed, false);
        } catch (NoSuchMethodException e) {
            ed.setInputType(InputType.TYPE_NULL);
            e.printStackTrace();
        } catch (IllegalAccessException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (IllegalArgumentException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (InvocationTargetException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }
}