Android PopupWindow做的分享界面

package com.tq.mbaexam.view;

import java.util.ArrayList;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;

import android.content.Context;
import android.graphics.drawable.ColorDrawable;
import android.view.LayoutInflater;
import android.view.MotionEvent;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.View.OnTouchListener;
import android.view.WindowManager.LayoutParams;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.GridView;
import android.widget.PopupWindow;
import android.widget.SimpleAdapter;
import android.widget.TextView;

import com.tq.mbaexam.R;
import com.tq.mbaexam.activity.NLPGActivity;

public class CustomPopupWindowView extends PopupWindow {

private View view;
private GridView gridView;
private TextView cancel;
private int[] logo = {R.drawable.logo_sinaweibo, R.drawable.logo_tencentweibo
, R.drawable.logo_kaixin, R.drawable.logo_qzone, R.drawable.logo_renren};
private String[] name = {"新浪微博", "腾讯微博", "开心网", "QQ空间", "人人网"};
private List<Map<String, Object>> contents;

public CustomPopupWindowView(NLPGActivity context,OnItemClickListener listener){
LayoutInflater inflater = (LayoutInflater) context
.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
contents = new ArrayList<Map<String,Object>>();
view = inflater.inflate(R.layout.popup_window_view, null);
gridView = (GridView) view.findViewById(R.id.share_gridview);
cancel = (TextView) view.findViewById(R.id.cancel);
cancel.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
dismiss();
}
});
this.setContentView(view);
//设置SelectPicPopupWindow弹出窗口的宽
this.setWidth(LayoutParams.MATCH_PARENT);
//设置SelectPicPopupWindow弹出窗口的高
this.setHeight(LayoutParams.WRAP_CONTENT);
//设置SelectPicPopupWindow弹出窗口可点击
this.setFocusable(true);
//设置SelectPicPopupWindow弹出窗口动画效果
this.setAnimationStyle(R.style.mystyle);
//实例化一个ColorDrawable颜色为半透明
ColorDrawable dw = new ColorDrawable(-00000);
//设置SelectPicPopupWindow弹出窗口的背景
this.setBackgroundDrawable(dw);
//mMenuView加入OnTouchListener监听推断获取触屏位置假设在选择框外面则销毁弹出框
view.setOnTouchListener(new OnTouchListener() {

public boolean onTouch(View v, MotionEvent event) {

int height = view.findViewById(R.id.popup_window_view_layout).getTop();
int y=(int) event.getY();
if(event.getAction()==MotionEvent.ACTION_UP){
if(y<height){
dismiss();
}
}
return true;
}
});

for (int i = 0; i < name.length; i++) {
Map<String, Object> map = new LinkedHashMap<String, Object>();
map.put("logo", logo[i]);
map.put("name", name[i]);
contents.add(map);
}
SimpleAdapter adapter = new SimpleAdapter(context, contents,
R.layout.popup_window_view_item, new String[] { "logo","name"},
new int[] { R.id.share_iv, R.id.share_txt,});
gridView.setNumColumns(3);
gridView.setAdapter(adapter);
gridView.setOnItemClickListener(listener);
}

}

//实现就可以

CustomPopupWindowView pop = new CustomPopupWindowView(NLPGActivity.this,new ItemClick());
//显示窗体
pop.showAtLocation(view,Gravity.BOTTOM|Gravity.CENTER_HORIZONTAL, 0, 0);

popup_window_view.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/popup_window_view_layout"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_marginBottom="20dp"
android:gravity="center_horizontal">

<GridView
android:id="@+id/share_gridview"
android:layout_height="wrap_content"
android:layout_width="fill_parent"
android:gravity="center_horizontal"
android:layout_marginLeft="10dp"
android:layout_marginRight="10dp"
android:background="@drawable/corners_bg"
android:verticalSpacing="20dp"/>
<TextView
android:id="@+id/cancel"
android:layout_below="@+id/share_gridview"
android:layout_height="42dp"
android:layout_width="fill_parent"
android:background="@drawable/corners_bg"
android:layout_marginTop="10dp"
android:gravity="center"
android:text="@string/cancel"
android:layout_marginLeft="10dp"
android:layout_marginRight="10dp"
android:textSize="20sp"
android:textColor="@color/light_blue"
android:layout_marginBottom="16dp"/>
</RelativeLayout>

popup_window_view_item.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:gravity="center"
android:layout_margin="20dp">

<ImageView
android:id="@+id/share_iv"
android:layout_height="wrap_content"
android:layout_width="wrap_content"
android:layout_marginTop="20dp"
android:layout_centerHorizontal="true"/>
<TextView
android:id="@+id/share_txt"
android:layout_below="@+id/share_iv"
android:layout_height="wrap_content"
android:layout_width="wrap_content"
android:layout_marginTop="4dp"
android:layout_centerHorizontal="true"
android:textSize="12sp"/>
</RelativeLayout>

fade_in.xml

<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android" >
<translate
android:duration="600"
android:fromYDelta="100%p" />
</set>

fade_out.xml

<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android" >
<translate
android:duration="600"
android:toYDelta="100%p" />
</set>

style.xml