android ontouch onclick 触发顺序

                    packagecom.phoenix.weather.activity;
            
            importandroid.os.Bundle;
            importandroid.view.MotionEvent;
            importandroid.view.View;
            importandroid.view.View.OnClickListener;
            importandroid.view.View.OnFocusChangeListener;
            importandroid.view.View.OnTouchListener;
            importandroid.widget.ImageButton;
            
            importcom.phoenix.myweather.R;
            
            publicclassCityActivityextendsBaseActivity{
            privateImageButtonbtnAdd;
            @Override
            protectedvoidonCreate(BundlesavedInstanceState){
            super.onCreate(savedInstanceState);
            setContentView(R.layout.activity_city);
            
            btnAdd=(ImageButton)findViewById(R.id.imageButton_addCity);
            
            /*btnAdd.setOnFocusChangeListener(newOnFocusChangeListener(){
            @Override
            publicvoidonFocusChange(Viewv,booleanhasFocus){
            //TODOAuto-generatedmethodstub
            if(hasFocus){
            System.out.println("pressed");
            btnAdd.setImageResource(R.drawable.city_grid_bg_pressed);
            }else{
            btnAdd.setImageResource(R.drawable.city_grid_bg);
            }
            }
            });*/
            
            btnAdd.setOnTouchListener(newOnTouchListener(){
            @Override
            publicbooleanonTouch(Viewv,MotionEventevent){
            //TODOAuto-generatedmethodstub
            if(event.getAction()==MotionEvent.ACTION_DOWN){
            System.out.println("pressed");
            btnAdd.setImageResource(R.drawable.city_grid_bg_pressed);
            }elseif(event.getAction()==MotionEvent.ACTION_UP){
            System.out.println("released");
            btnAdd.setImageResource(R.drawable.city_grid_bg);
            }
            returnfalse;
            }
            
            });
            
            btnAdd.setOnClickListener(newOnClickListener(){
            @Override
            publicvoidonClick(Viewv){
            //TODOAuto-generatedmethodstub
            System.out.println("clicked");
            btnAdd.setImageResource(R.drawable.city_grid_bg_pressed);
            }
            });
            }
            }
运行后点击imagebutton,截图：
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