package com.example.hasee.myapplication;
import android.arch.core.internal.SafeIterableMap;
import android.content.Intent;
import android.support.annotation.Nullable;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.AdapterView;
import android.widget.Button;
import android.widget.GridView;
import android.widget.ImageView;
import android.widget.SimpleAdapter;
import android.widget.TextView;
import android.widget.Toast;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
public class MainActivity extends AppCompatActivity {
GridView gridView;
private int clickTemp = -1;
//标识选择的Item
SimpleAdapter simpleAdapter;
List>list;
String add_Title="",add_Context="";
Mapmap;
Button button;
int count;
final String[] name=new String[]{"语文","语文","语文","语文","语文","语文","语文","语文","语文","语文","语文","语文","语文","语文","语文","语文","语文"};
final String[] location=new String[]{"六教","六教","六教","六教","六教","六教","六教","六教","六教","六教","六教","六教","六教","六教","六教","六教","六教"};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
gridView=findViewById(R.id.My_gridview);
list=new ArrayList<>();
for(int i=0;i<name.length;i++)
{
map=new HashMap<>();
map.put("001",name[i]);
map.put("002",location[i]);
list.add(map);
}
simpleAdapter=new SimpleAdapter(MainActivity.this,list,R.layout.gridview_item,new String[]{"001","002"},new int[]{R.id.textView,R.id.textView2});
gridView.setAdapter(simpleAdapter);
gridView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
startActivityForResult(new Intent(MainActivity.this,Main2Activity.class),0x01);
count=position;
}
});
}
@Override
protected void onActivityResult(int requestCode, int resultCode, @Nullable Intent data) {
super.onActivityResult(requestCode, resultCode, data);
if (requestCode == 0x01 && resultCode == 0x07) {
add_Title = data.getStringExtra("003");
add_Context = data.getStringExtra("004");
name[count]=add_Title;
location[count]=add_Context;
Toast.makeText(MainActivity.this,name[count],Toast.LENGTH_SHORT).show();
simpleAdapter.notifyDataSetChanged();
}
}
}