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);

     }

 }