viewpager onPageSelected没有执行
源码如下:
package com.yangyu.myguideview04;
import java.util.ArrayList;
import java.util.List;
import com.yangyu.myguideview04.R;
import android.app.Activity;
import android.os.Bundle;
import android.support.v4.view.ViewPager;
import android.support.v4.view.ViewPager.OnPageChangeListener;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.ImageView;
import android.widget.RelativeLayout;
import android.widget.TextView;
public class MainActivity extends Activity implements OnClickListener,OnPageChangeListener{
private RelativeLayout changyonggongneng;
private RelativeLayout touzilicai;
private RelativeLayout yidongshenghuo;
private RelativeLayout gengduo;
private ImageView menu_item_iv_cygn;
private ImageView menu_item_iv_tzlc;
private ImageView menu_item_iv_ydsh;
private ImageView menu_item_iv_gd;
private TextView menu_item_txt_cygn;
private TextView menu_item_txt_tzlc;
private TextView menu_item_txt_ydsh;
private TextView menu_item_txt_gd;
private ViewPager viewPager;
private ContentAdapter adapter;
private List<View> views;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
initView();
initEvent();
}
private void initEvent() {
// TODO Auto-generated method stub
changyonggongneng.setOnClickListener(this);
touzilicai.setOnClickListener(this);
yidongshenghuo.setOnClickListener(this);
gengduo.setOnClickListener(this);
viewPager.setOnClickListener(this);
}
private void initView() {
// TODO Auto-generated method stub
this.changyonggongneng=(RelativeLayout)findViewById(R.id.changyonggongneng);
this.touzilicai=(RelativeLayout)findViewById(R.id.touzilicai);
this.yidongshenghuo=(RelativeLayout)findViewById(R.id.yidongshenghuo);
this.gengduo=(RelativeLayout)findViewById(R.id.gengduo);
this.menu_item_iv_cygn=(ImageView)findViewById(R.id.menu_item_iv_cygn);
this.menu_item_iv_tzlc=(ImageView)findViewById(R.id.menu_item_iv_tzlc);
this.menu_item_iv_ydsh=(ImageView)findViewById(R.id.menu_item_iv_ydsh);
this.menu_item_iv_gd=(ImageView)findViewById(R.id.menu_item_iv_gd);
this.menu_item_txt_cygn=(TextView)findViewById(R.id.menu_item_txt_cygn);
this.menu_item_txt_tzlc=(TextView)findViewById(R.id.menu_item_txt_tzlc);
this.menu_item_txt_ydsh=(TextView)findViewById(R.id.menu_item_txt_ydsh);
this.menu_item_txt_gd=(TextView)findViewById(R.id.menu_item_txt_gd);
this.viewPager=(ViewPager)findViewById(R.id.vp_content);
View menu_01=View.inflate(MainActivity.this, R.layout.menu_01, null);
View menu_02=View.inflate(MainActivity.this, R.layout.menu_02, null);
View menu_03=View.inflate(MainActivity.this, R.layout.menu_03, null);
View menu_04=View.inflate(MainActivity.this, R.layout.menu_04, null);
views=new ArrayList<View>();
views.add(menu_01);
views.add(menu_02);
views.add(menu_03);
views.add(menu_04);
this.adapter=new ContentAdapter(views);
viewPager.setAdapter(adapter);
}
@Override
public void onPageScrollStateChanged(int arg0) {
// TODO Auto-generated method stub
}
@Override
public void onPageScrolled(int arg0, float arg1, int arg2) {
// TODO Auto-generated method stub
}
@Override
public void onPageSelected(int arg0) {
// TODO Auto-generated method stub
restartBotton();
switch (arg0) {
case 0:
menu_item_iv_cygn.setImageResource(R.drawable.common_btn_press);
menu_item_txt_cygn.setTextColor(0xff1B940A);
System.out.print("执行l第一个");
break;
case 1:
menu_item_iv_tzlc.setImageResource(R.drawable.investment_btn_press);
menu_item_txt_tzlc.setTextColor(0xff1B940A);
System.out.print("执行l第二个");
break;
case 2:
menu_item_iv_ydsh.setImageResource(R.drawable.mobilelife_btn_press);
menu_item_txt_ydsh.setTextColor(0xff1B940A);
System.out.print("执行l第三个");
break;
case 3:
menu_item_iv_gd.setImageResource(R.drawable.more_btn_press);
menu_item_txt_gd.setTextColor(0xff1B940A);
System.out.print("执行l第四个");
break;
default:
break;
}
}
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
restartBotton();
switch (v.getId()) {
case R.id.changyonggongneng:
menu_item_iv_cygn.setImageResource(R.drawable.common_btn_press);
menu_item_txt_cygn.setTextColor(0xff1B940A);
viewPager.setCurrentItem(0);
break;
case R.id.touzilicai:
menu_item_iv_tzlc.setImageResource(R.drawable.investment_btn_press);
menu_item_txt_tzlc.setTextColor(0xff1B940A);
viewPager.setCurrentItem(1);
break;
case R.id.yidongshenghuo:
menu_item_iv_ydsh.setImageResource(R.drawable.mobilelife_btn_press);
menu_item_txt_ydsh.setTextColor(0xff1B940A);
viewPager.setCurrentItem(2);
break;
case R.id.gengduo:
menu_item_iv_gd.setImageResource(R.drawable.more_btn_press);
menu_item_txt_gd.setTextColor(0xff1B940A);
viewPager.setCurrentItem(3);
break;
default:
break;
}
}
private void restartBotton() {
// TODO Auto-generated method stub
menu_item_iv_cygn.setImageResource(R.drawable.common_btn_normal);
menu_item_iv_tzlc.setImageResource(R.drawable.investment_btn_normal);
menu_item_iv_ydsh.setImageResource(R.drawable.mobilelife_btn_normal);
menu_item_iv_gd.setImageResource(R.drawable.more_btn_normal);
menu_item_txt_cygn.setTextColor(0xffffffff);
menu_item_txt_tzlc.setTextColor(0xffffffff);
menu_item_txt_ydsh.setTextColor(0xffffffff);
menu_item_txt_gd.setTextColor(0xffffffff);
}
}
当我滑动页面是,底部的菜单按钮并没有随页面滑动而切换。
susiaqq
9 years, 1 month ago