Android动态添加和移除布局

package com.hyang.administrator.studentproject;

import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.Button;
import android.widget.LinearLayout;
import android.widget.TextView;

import org.xutils.view.annotation.ViewInject;
import org.xutils.x;

import java.util.Stack;

/**
 * 动态添加布局
 */
public class DynamicAddViewActivity extends AppCompatActivity {

    @ViewInject(R.id.parent_layout)
    private LinearLayout mParentlayout;

    @ViewInject(R.id.add_view_button)
    private Button addViewButton;
    @ViewInject(R.id.remove_view_button)
    private Button removeViewButton;

    private LayoutInflater mLayountInflater;
    private LinearLayout linearlayout;

    private static int i=0;
    private Stack<View> mStack;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_dynamic_add_view);
        x.view().inject(this);

        mStack=new Stack<>();
        initView();
    }

    private void initView() {
        mLayountInflater=LayoutInflater.from(this);
        //mLayountInflater=getLayoutInflater();
        //mLayountInflater=(LayoutInflater)getSystemService(Context.LAYOUT_INFLATER_SERVICE);

        addViewButton.setOnClickListener(new InnerOnClickListener());
        removeViewButton.setOnClickListener(new InnerOnClickListener());
    }

    class InnerOnClickListener implements View.OnClickListener{

        @Override
        public void onClick(View v) {
            switch (v.getId()){
                case R.id.add_view_button:
                    addView();
                    break;
                case R.id.remove_view_button:
                    removeView();
                    break;
                default:
                    break;
            }
        }
    }

    private void removeView() {
        if(mStack.size()>0){
            mParentlayout.removeView(mStack.pop());
        }


    }

    private void addView() {
        linearlayout= (LinearLayout) mLayountInflater.inflate(R.layout.add_view,null);
        TextView textView= (TextView) linearlayout.findViewById(R.id.add_text);
        i++;
        textView.setText("你添加的view"+i);
        mParentlayout.addView(linearlayout);
        mStack.push(linearlayout);
    }
}