[code="java"]
package cn.ywspace.demo;
import java.util.ArrayList;
import java.util.List;
import android.app.Activity;
import android.app.ActivityGroup;
import android.content.Context;
import android.graphics.Color;
import android.graphics.drawable.ColorDrawable;
import android.os.Bundle;
import android.util.Log;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.BaseAdapter;
import android.widget.GridView;
import android.widget.ImageView;
import android.widget.RelativeLayout;
import android.widget.TextView;
import android.widget.Toast;
public class FirstProActivity extends Activity {
/** Called when the activity is first created. */
GridView gView;
List<Integer> icoList;
List<Integer> unselIcoList;
List<String> titlelList;
int lastClickNum,curClickNum;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
gView=(GridView)findViewById(R.id.grid);
SetData();
GridAdper gridAdper=new GridAdper(this);
gView.setAdapter(gridAdper);
gView.setNumColumns(4);
gView.setGravity(Gravity.CENTER);
gView.setSelector(new ColorDrawable(Color.TRANSPARENT));
gView.setBackgroundResource(R.drawable.tab_bg);
setListener();
}
private void setListener(){
gView.setOnItemClickListener(new OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View view,
int position, long id) {
// TODO Auto-generated method stub
Log.i("ywspace",""+position);
lastClickNum=curClickNum;
curClickNum=position;
if (curClickNum==lastClickNum) {
return;
}
RelativeLayout layout=(RelativeLayout)gView.getChildAt(position);
layout.setBackgroundResource(R.drawable.product_title_bg);
layout.getChildAt(0).setBackgroundResource(icoList.get(position));
for (int i = 0; i < icoList.size(); i++) {
if(i!=position){
RelativeLayout temp=(RelativeLayout)gView.getChildAt(i);
temp.setBackgroundDrawable(null);
temp.getChildAt(0).setBackgroundResource(unselIcoList.get(i));
}
}
}
});
}
private void SetData(){
icoList=new ArrayList<Integer>();
unselIcoList=new ArrayList<Integer>();
titlelList=new ArrayList<String>();
icoList.add(R.drawable.tab_home_selected);
unselIcoList.add(R.drawable.tab_home_normal);
icoList.add(R.drawable.tab_category_selected);
unselIcoList.add(R.drawable.tab_category_normal);
icoList.add(R.drawable.tab_rank_selected);
unselIcoList.add(R.drawable.tab_rank_normal);
icoList.add(R.drawable.tab_app_select);
unselIcoList.add(R.drawable.tab_app_unselect);
titlelList.add("主页");
titlelList.add("分类");
titlelList.add("排行");
titlelList.add("管理");
}
private class GridAdper extends BaseAdapter{
LayoutInflater inflater;
public GridAdper(Context context){
inflater=LayoutInflater.from(context);
}
@Override
public int getCount() {
// TODO Auto-generated method stub
return titlelList.size();
}
@Override
public Object getItem(int position) {
// TODO Auto-generated method stub
return null;
}
@Override
public long getItemId(int position) {
// TODO Auto-generated method stub
return position;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
// TODO Auto-generated method stub
ItemHolder holder;
if (convertView==null) {
convertView=(View)inflater.inflate(R.layout.grid_item, null);
holder=new ItemHolder();
holder.img=(ImageView)convertView.findViewById(R.id.img);
holder.txt=(TextView)convertView.findViewById(R.id.title);
convertView.setTag(holder);
}else{
holder=(ItemHolder)convertView.getTag();
}
holder.img.setBackgroundResource(unselIcoList.get(position));
holder.txt.setText(titlelList.get(position));
return convertView;
}
}
private final class ItemHolder{
public ImageView img;
public TextView txt;
}
}
[/code]
[code="xml"]
<?xml version="1.0" encoding="utf-8"?>
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical" >
android:id="@+id/fliper"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_weight="1"
/>
android:id="@+id/grid"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:gravity="center"
android:layout_gravity="bottom"
android:layout_weight="0"
/>
[/code]