导航菜单横向左右滑动并和下方的控件实现联动源码 - 黑马程序员技术交流社区

package com.zj.popupwindow;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Map;
import android.app.Activity;
import android.graphics.drawable.BitmapDrawable;
import android.os.Bundle;
import android.util.Log;
import android.view.Gravity;
import android.view.View;
import android.view.ViewGroup;
import android.view.View.OnClickListener;
import android.view.ViewGroup.LayoutParams;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.ListView;
import android.widget.PopupWindow;
import android.widget.PopupWindow.OnDismissListener;
import android.widget.SimpleAdapter;
import android.widget.TextView;
import android.widget.Toast;
public class MainActivity extends Activity {
private boolean mIsopen = false; //是否已经打开
private ImageView mImageView; //三角形图标
private LinearLayout mLinearLayout;
private PopupWindow mPopupWindow;
private ArrayList<HashMap<String, Object>> mArrayList;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
mLinearLayout = (LinearLayout)findViewById(R.id.pop_parent);
mImageView = (ImageView)findViewById(R.id.imageView1);
mLinearLayout.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
mIsopen = !mIsopen;
if (mIsopen) {
mImageView.setBackgroundResource(R.drawable.icon_arrow_down);
}else {
mImageView.setBackgroundResource(R.drawable.icon_arrow_up);
}
//设置popupwindow中的listView
mArrayList = createData();
View _View = getLayoutInflater().inflate(R.layout.popupwindow, null);
ListView _ListView = (ListView) _View.findViewById(R.id.list);
SimpleAdapter _SimpleAdapter = new SimpleAdapter(
MainActivity.this, mArrayList,
R.layout.listview_item, new String[]{"zj"},
new int[]{R.id.list_item_txt}
);
_ListView.setAdapter(_SimpleAdapter);
_ListView.setOnItemClickListener(new MyListOnItemClick());
/*
* 这个去掉了也没什么影响,先留下
* 通过ListView的setItemsCanFocus(true)方法并不可以使ItemView
* 在touch mode下可以获取焦点，他只是表明在由ListAdapter创建的视图中
* ，可包含能获得焦点的项目.
*/
_ListView.setItemsCanFocus(false);
//设置PopupWindow
mPopupWindow = new PopupWindow(
_View,
160,
220
);
//注意下面所做的4条是为了使点击popuWindow 以外的区域能够关闭它。
// 使其聚焦
mPopupWindow.setFocusable(true);
// 设置允许在外点击消失
mPopupWindow.setOutsideTouchable(true);
//刷新状态
mPopupWindow.update();
//点back键和其他地方使其消失,设置了这个才能触发OnDismisslistener
mPopupWindow.setBackgroundDrawable(new BitmapDrawable());
mPopupWindow.showAsDropDown(findViewById(R.id.pop_parent), -50, 0);
//mPopupWindow.showAtLocation(findViewById(R.id.pop_parent), Gravity.CENTER_HORIZONTAL | Gravity.TOP, 0, (int)getResources().getDimension(R.dimen.pop_y));
mPopupWindow.setOnDismissListener(new OnDismissListener() {
@Override
public void onDismiss() {
mIsopen = ! mIsopen;
if (mIsopen) {
mImageView.setBackgroundResource(R.drawable.icon_arrow_down);
}else {
mImageView.setBackgroundResource(R.drawable.icon_arrow_up);
}
Log.i("zj", "onDismiss");
}
});
}
});
}
private ArrayList<HashMap<String, Object>> createData(){
HashMap<String, Object> map1 = new HashMap<String, Object>();
map1.put("zj", "美食");
HashMap<String, Object> map2 = new HashMap<String, Object>();
map2.put("zj", "娱乐");
HashMap<String, Object> map3 = new HashMap<String, Object>();
map3.put("zj", "购物");
HashMap<String, Object> map4 = new HashMap<String, Object>();
map4.put("zj", "电影");
ArrayList<HashMap<String, Object>> _ArrayList = new ArrayList<HashMap<String,Object>>();
_ArrayList.add(map1);
_ArrayList.add(map2);
_ArrayList.add(map3);
_ArrayList.add(map4);
return _ArrayList;
}
class MyListOnItemClick implements OnItemClickListener{
@Override
public void onItemClick(AdapterView<?> arg0, View arg1, int arg2,
long arg3) {
// TODO Auto-generated method stub
HashMap<String, Object> temp = mArrayList.get(arg2);
mPopupWindow.dismiss();
Toast.makeText(MainActivity.this, temp.get("zj").toString(), 1).show();
}
}

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<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
>
<HorizontalScrollView
android:layout_width="match_parent"
android:layout_height="50dp"
android:fadingEdge="@null"
android:scrollbars="none"
android:background="#555555"
android:id="@+id/horizontalScrollView"
>
<RelativeLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="#33b5e5"
>
<RadioGroup
android:id="@+id/radioGroup"
android:layout_width="fill_parent"
android:layout_height="49dp"
android:orientation="horizontal"
android:layout_alignParentTop="true"
>
<RadioButton
style="@style/radioButton"
android:text="one"
android:id="@+id/btn1"
/>
<RadioButton
style="@style/radioButton"
android:text="two"
android:id="@+id/btn2"
/>
<RadioButton
style="@style/radioButton"
android:text="three"
android:id="@+id/btn3"
/>
<RadioButton
style="@style/radioButton"
android:text="four"
android:id="@+id/btn4"
/>
<RadioButton
style="@style/radioButton"
android:text="five"
android:id="@+id/btn5"
/>
</RadioGroup>
<ImageView
android:id="@+id/img1"
android:layout_width="100dp"
android:layout_height="4dp"
android:background="#33b5e5"
android:layout_alignParentBottom="true"
/>
</RelativeLayout>
</HorizontalScrollView>
<android.support.v4.view.ViewPager
android:id="@+id/pager"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
/>
</LinearLayout>

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