基于RecyclerView的校车时刻表小练习

 1 final Button  buttonChange = (Button) findViewById(R.id.my_button) ;
 2 
 3         buttonChange.setOnClickListener(new View.OnClickListener(){
 4             @Override
 5             public void onClick(View v){
 6                 String flag = buttonChange.getText().toString();
 7 
 8                 if(flag.equals( "本部-新区")) {
 9                     buttonChange.setText("新区-本部");
10                     initData2();
11                     initView();
12                 }
13                 if(flag.equals("新区-本部") ) {
14                     buttonChange.setText("本部-新区");
15                     initData();
16                     initView();
17                 }
18             }
19         });