android

ListView中嵌入Button,并响应Button点击事件

OrderListView.java

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public class OrderListView extends Activity {  
        private ArrayList<Map<String, Object>> arrayList = new ArrayList<Map<String, Object>>();  
        private Map<String, Object> map;  
        MyAdapter adapter = null;  
        public static List<Order> order = new ArrayList();  
  
        /** Called when the activity is first created. */  
        @Override  
        public void onCreate(Bundle savedInstanceState) {  
                super.onCreate(savedInstanceState);  
                setContentView(R.layout.order_list);  
                initDate();  
                adapter = new MyAdapter(this);  
                ListView list = (ListView) findViewById(R.id.order_list);  
                list.setAdapter(adapter);  
                  
                  
        }  
        private void initDate() {  
                arrayList.clear();  
                for (int i = 0; i < 10; i++) {  
                        map = new HashMap<String, Object>();  
                        map.put("序号", "" + (i + 1));  
                        map.put("菜号", "000");  
                        map.put("菜名", "ZZZ");  
                        map.put("份数", "1");  
                        map.put("单价", "￥100");  
                        map.put("总价", "￥100");  
                        arrayList.add(map);  
                }  
        }  
  
        public Handler handler = new Handler() {  
                public void handleMessage(Message msg) {  
                        switch (msg.what) {  
                        case 1:  
                                arrayList.remove(msg.arg1);  
                                adapter.notifyDataSetChanged();  
                                break;  
                        }  
                        super.handleMessage(msg);  
                }  
        };  
  
        public class MyAdapter extends BaseAdapter {  
                private LayoutInflater inflater;  
  
                public MyAdapter(Context c) {  
                        this.inflater = LayoutInflater.from(c);  
                }  
  
                @Override  
                public int getCount() {  
                        return arrayList.size();  
                }  
  
                @Override  
                public Object getItem(int arg0) {  
                        // TODO Auto-generated method stub  
                        return null;  
                }  
  
                @Override  
                public long getItemId(int arg0) {  
                        // TODO Auto-generated method stub  
                        return 0;  
                }  
  
                /** 
                 * 设置数据源与行View关联 设置行中个组件的事件响应 返回设置好的View 
                 */  
                @Override  
                public View getView(int arg0, View arg1, ViewGroup arg2) {  
                        // 取得要显示的行View  
                        View myView = inflater.inflate(R.layout.order_list_item, null);  
                        LinearLayout layout = (LinearLayout) myView  
                                        .findViewById(R.id.LinearLayoutOLI);  
                        if (arg0 % 2 == 0) {  
                                layout.setBackgroundDrawable(getResources().getDrawable(  
                                                R.drawable.bg1));  
                        } else {  
                                layout.setBackgroundDrawable(getResources().getDrawable(  
                                                R.drawable.bg2));  
                        }  
                        TextView textView1 = (TextView) myView.findViewById(R.id.textView1);  
                        TextView textView2 = (TextView) myView.findViewById(R.id.textView2);  
                        TextView textView3 = (TextView) myView.findViewById(R.id.textView3);  
                        TextView textView4 = (TextView) myView.findViewById(R.id.textView4);  
                        TextView textView5 = (TextView) myView.findViewById(R.id.textView5);  
                        Button button = (Button) myView.findViewById(R.id.button6);  
                        // 让行View的每个组件与数据源相关联  
                        textView1.setText((String) arrayList.get(arg0).get("序号"));  
                        textView2.setText((String) arrayList.get(arg0).get("菜名"));  
                        textView3.setText((String) arrayList.get(arg0).get("份数"));  
                        textView4.setText((String) arrayList.get(arg0).get("单价"));  
                        textView5.setText((String) arrayList.get(arg0).get("总价"));  
                        button.setFocusable(false);  
                        final int arg = arg0;  
                        // 添加事件响应  
                        button.setOnClickListener(new OnClickListener() {  
                                @Override  
                                public void onClick(View v) {  
                                        // TODO Auto-generated method stub  
                                        new AlertDialog.Builder(OrderListView.this).setTitle(  
                                                        "您确定删除吗?").setPositiveButton("确定",  
                                                        new DialogInterface.OnClickListener() {  
                                                                public void onClick(DialogInterface dialog,  
                                                                                int whichButton) {  
                                                                        Message message = new Message();  
                                                                        message.what = 1;  
                                                                        message.arg1 = arg;  
                                                                        handler.sendMessage(message);  
                                                                }  
                                                        }).setNegativeButton("取消",  
                                                        new DialogInterface.OnClickListener() {  
                                                                public void onClick(DialogInterface dialog,  
                                                                                int whichButton) {  
                                                                }  
                                                        }).show();  
                                }  
                        });  
                        return myView;  
                }  
        }  
  
}

order_list.xml

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<?xml version="1.0" encoding="UTF-8"?>  
<LinearLayout android:id="@+id/LinearLayout01"  
        android:layout_width="fill_parent" androidrientation="vertical"  
        android:layout_height="fill_parent" xmlns:android="http://schemas.android.com/apk/res/android">  
        <TableLayout android:layout_width="fill_parent"  
                android:layout_height="wrap_content">  
                <TableRow>  
                        <ImageView android:layout_height="35px"  
                                android:layout_width="fill_parent"  
                                android:src="@drawable/cd" />  
                </TableRow>  
                <TableRow>  
                        <ListView android:layout_width="fill_parent"  
                                android:layout_height="390px" android:id="@+id/order_list" />  
                </TableRow>  
        </TableLayout>  
</LinearLayout>

order_list_item.xml

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<?xml version="1.0" encoding="utf-8"?>  
<LinearLayout android:id="@+id/LinearLayoutOLI"  
        androidrientation="vertical" android:layout_width="fill_parent"  
        xmlns:android="http://schemas.android.com/apk/res/android"  
        android:layout_height="wrap_content"  
        android:background="@drawable/bg1">  
        <TableLayout   
   android:layout_width="fill_parent"   
   android:layout_height="wrap_content">  
        <TableRow>  
        <TextView android:id="@+id/textView1" android:layout_width="72px"  
                android:layout_height="wrap_content" android:textSize="25sp" />  
        <TextView android:id="@+id/textView2" android:layout_width="270px"  
                android:layout_height="wrap_content" android:textSize="25sp" />  
        <TextView android:id="@+id/textView3" android:layout_width="85px"  
                android:layout_height="wrap_content" android:textSize="25sp" />  
        <TextView android:id="@+id/textView4" android:layout_width="105px"  
                android:layout_height="wrap_content" android:textSize="25sp" />  
        <TextView android:id="@+id/textView5" android:layout_width="106px"  
                android:layout_height="wrap_content" android:textSize="25sp" />  
        <Button android:id="@+id/button6"  android:text="删除"  
            android:layout_width="164px"  
            android:focusable="false"  
                android:layout_height="wrap_content" android:textSize="25sp" />  
        </TableRow>  
        </TableLayout>  
          
</LinearLayout>