主界面的布局文件
<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="/apk/res/android"android:layout_width="match_parent"android:layout_height="match_parent"android:background="@color/backgroundcolor"android:orientation="vertical" ><LinearLayoutxmlns:android="/apk/res/android"android:layout_width="match_parent"android:layout_height="40dip"android:background="@drawable/title_background"android:gravity="center_horizontal|center_vertical"android:orientation="vertical" ><TextView android:layout_width="wrap_content"android:layout_height="wrap_content"android:textColor="#FFF8F8F8"android:textSize="22sp"android:text="山寨手机卫士"/></LinearLayout><GridViewandroid:id="@+id/gv_main"android:layout_width="match_parent"android:layout_height="match_parent"android:layout_marginTop="10dip"android:horizontalSpacing="10dip"android:numColumns="3"android:verticalSpacing="10dip" ></GridView></LinearLayout>
适配器
package cn.itcast.mobilesafe.adapter;import cn.itcast.mobilesafe.R;import android.content.Context;import android.content.SharedPreferences;import android.util.Log;import android.view.LayoutInflater;import android.view.View;import android.view.ViewGroup;import android.widget.BaseAdapter;import android.widget.ImageView;import android.widget.TextView;public class MainUIAdapter extends BaseAdapter {private static final String TAG = "MainUIAdapter";private Context context;private LayoutInflater inflater;private static ImageView iv_icon;private static TextView tv_name;private SharedPreferences sp;public MainUIAdapter(Context context) {this.context = context;inflater = LayoutInflater.from(context);sp = context.getSharedPreferences("config", Context.MODE_PRIVATE);}private static String[] names = { "手机防盗", "通讯卫士", "软件管理", "任务管理", "流量管理","手机杀毒", "系统优化", "高级工具", "设置中心" };private static int[] icons = { R.drawable.widget05, R.drawable.widget02,R.drawable.widget01, R.drawable.widget07, R.drawable.widget05,R.drawable.widget04, R.drawable.widget06, R.drawable.widget03,R.drawable.widget08 };public int getCount() {return names.length;}public Object getItem(int position) {return position;}public long getItemId(int position) {// TODO Auto-generated method stubreturn position;}public View getView(int position, View convertView, ViewGroup parent) {// getview的方法被调用了多少次?// 9// gridview 控件bug // won't fix // 使用静态的变量引用 减少内存中申请的引用的个数 Log.i(TAG,"getview "+ position);View view = inflater.inflate(R.layout.mainscreen_item, null);iv_icon = (ImageView) view.findViewById(R.id.iv_main_icon);tv_name = (TextView) view.findViewById(R.id.tv_main_name);iv_icon.setImageResource(icons[position]);tv_name.setText(names[position]);if(position==0){String name = sp.getString("lost_name", null);if(name!=null){tv_name.setText(name);}}return view;}}
mainscreen_item
<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="/apk/res/android"android:layout_width="100dip"android:layout_height="100dip"android:gravity="center_horizontal"android:background="@drawable/item_background"android:orientation="vertical" ><ImageViewandroid:id="@+id/iv_main_icon"android:layout_width="60dip"android:layout_height="60dip"android:scaleType="fitXY"android:src="@drawable/ic_launcher" /><TextViewandroid:id="@+id/tv_main_name"android:layout_width="wrap_content"android:layout_height="wrap_content"android:text="功能名字"android:textColor="@color/textcolor"android:textSize="18sp" /></LinearLayout>
样式文件
<?xml version="1.0" encoding="utf-8"?><shape xmlns:android="/apk/res/android"android:shape="rectangle" ><strokeandroid:width="0.5dip"android:color="#ff505050" /><corners android:radius="2dip" ></corners><gradient android:startColor="#ff404040"android:centerColor="#ff383838"android:endColor="#ff404040"/></shape>
效果
