我們知道很多軟體都有設定功能表項目如墨跡天氣等的設定介面。當設定裡有很多選項這時我們可以選擇使用ListView實現。
布局檔案如下:
<?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"android:background="@drawable/splash_background"><ListView android:id="@+id/more_List"android:layout_width="fill_parent"android:layout_height="fill_parent"android:divider="@drawable/list_bottom_line"android:listSelector="#00000000"android:cacheColorHint="#00000000"></ListView></LinearLayout>
很簡單只有一個ListView
item的布局:
<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"android:orientation="horizontal"android:layout_width="wrap_content"android:layout_height="wrap_content"android:padding="8dip"android:background="@drawable/list_item"><ImageView android:id="@+id/item_icon"android:layout_width="wrap_content"android:layout_height="wrap_content"/><TextView android:id="@+id/more_item_text"android:layout_marginLeft="10dip"android:textSize="20dip"android:textColor="#000000"android:layout_width="wrap_content"android:layout_height="wrap_content"/><ImageView android:id="@+id/item_image"android:layout_marginTop="5dip"android:layout_marginLeft="10dip"android:layout_width="wrap_content"android:layout_height="wrap_content"android:background="@drawable/triangle"/></LinearLayout>
設定成水平布局,一次是表徵圖,文字說明,箭頭表徵圖
主要代碼如下:
package com.cloay.news;import com.cloay.news.bean.MoreAdapter;import com.cloay.news.service.MainService;import com.cloay.news.util.AlertDlgUtil;import com.waps.AppConnect;import android.content.Intent;import android.os.Bundle;import android.view.View;import android.widget.AdapterView;import android.widget.AdapterView.OnItemClickListener;import android.widget.ListView;/** * 更多介面包含協助,關於等。 * @author Cloay * 2012-3-3 * 下午09:45:12 */public class MoreActivity extends NewsReaderActivity {private ListView moreList;@Overridepublic void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.more);MainService.allActivity.add(this);moreList = (ListView) findViewById(R.id.more_List);MoreAdapter adapter = new MoreAdapter(this);moreList.setAdapter(adapter);moreList.setOnItemClickListener(new OnItemClickListener() { //為每一個item設定相應的響應@Overridepublic void onItemClick(AdapterView<?> parent, View view,int position, long id) {switch(position){case 0: //關於startActivity(AboutActivity.class);break;case 1://分享Intent intent=new Intent(Intent.ACTION_SEND); intent.setType("text/plain"); intent.putExtra(Intent.EXTRA_SUBJECT, "分享"); intent.putExtra(Intent.EXTRA_TEXT, "I would like to share this with you..."); startActivity(Intent.createChooser(intent, getTitle()));break;case 2://協助startActivity(HelpActivity.class);break;case 3://意見反饋AppConnect.getInstance(MoreActivity.this).showFeedback();break;case 4://退出AlertDlgUtil.AlertExit(MoreActivity.this);break;}}});}private void startActivity(Class<?>cls){Intent intent = new Intent(this, cls);this.startActivity(intent);}}
下面是為ListView提供資料的Adapter:
package com.cloay.news.bean;import java.util.ArrayList;import java.util.List;import com.cloay.news.R;import android.content.Context;import android.view.LayoutInflater;import android.view.View;import android.view.ViewGroup;import android.widget.BaseAdapter;import android.widget.ImageView;import android.widget.TextView;/** * 為更多中listview提供資料 * @author Cloay * 2012-3-5 * 下午06:28:14 */public class MoreAdapter extends BaseAdapter{private LayoutInflater inflater;private Context context;public static final List<String> more_list = new ArrayList<String>();//為條目提供資料public MoreAdapter(Context context){this.context = context;inflater = LayoutInflater.from(this.context);more_list.add(context.getResources().getString(R.string.main_square));more_list.add(context.getResources().getString(R.string.share));more_list.add(context.getResources().getString(R.string.help_text));more_list.add(context.getResources().getString(R.string.advice));more_list.add(context.getResources().getString(R.string.exit_title));}@Overridepublic int getCount() {return more_list.size(); //條目數量}@Overridepublic Object getItem(int position) {return null;}@Overridepublic long getItemId(int position) {return 0;}@Overridepublic View getView(int position, View convertView, ViewGroup parent) {if (convertView == null) { convertView = inflater.inflate( R.layout.more_list, null); } ImageView icon = (ImageView) convertView.findViewById(R.id.item_icon);//設定每個條目的表徵圖if(0 == position){icon.setBackgroundResource(R.drawable.icon_square); }else if(1 == position){icon.setBackgroundResource(android.R.drawable.ic_menu_share);}else if(2 == position){icon.setBackgroundResource(R.drawable.icon_setting);}else if(3 == position){icon.setBackgroundResource(android.R.drawable.ic_menu_edit);}else{icon.setBackgroundResource(R.drawable.menu_exit);}TextView text = (TextView) convertView.findViewById(R.id.more_item_text); //設定條目的文字說明text.setText(more_list.get(position));return convertView;}}
運行如下:
就介紹到這裡,有什麼問題請留言大家一起學習交流!
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