有的時候我們需要為一個listview設(shè)置固定的數(shù)據(jù),下邊就是如何設(shè)置靜態(tài)的數(shù)據(jù),之前先給大家看一看效果圖:

布局文件listview 的主頁面
<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical" > <ListView android:id="@+id/listview" android:layout_width="fill_parent" android:layout_height="fill_parent" > </ListView></LinearLayout>
然后的一個布局文件為每一個listview的item,listview_item.xml有圖片和文字
<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="horizontal" > <ImageView android:id="@+id/listitem_iv" android:layout_width="74dp" android:layout_height="74dp" android:src="@drawable/about_brand" /> <TextView android:id="@+id/listitem_tv" android:layout_width="match_parent" android:layout_height="74dp" android:text="TextView" android:textAlignment="center" android:textSize="55dp" /></LinearLayout>
然后關(guān)鍵的是如何設(shè)置靜態(tài)數(shù)據(jù):
這界面的控制類ListViewUseAdapter.java
import java.util.ArrayList;import java.util.HashMap;import java.util.List;import java.util.Map;import android.app.Activity;import android.os.Bundle;import android.view.View;import android.widget.AdapterView;import android.widget.Toast;import android.widget.AdapterView.OnItemClickListener;import android.widget.ListView;public class ListViewUseAdapter extends Activity { private ListView listview; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.listview_test); listview = (ListView) this.findViewById(R.id.listview); // 設(shè)置適配器的圖片資源 int[] imageId = new int[] { R.drawable.chat_tool_camera, R.drawable.chat_tool_location, R.drawable.chat_tool_paint, R.drawable.chat_tool_video, R.drawable.chat_tool_voice, R.drawable.about_brand }; // 設(shè)置標題 String[] title = new String[] { "相機", "定位", "畫筆", "視頻", "聲音", "聊天" }; List<Map<String, Object>> listitem = new ArrayList<Map<String, Object>>(); // 將上述資源轉(zhuǎn)化為list集合 for (int i = 0; i < title.length; i++) { Map<String, Object> map = new HashMap<String, Object>(); map.put("image", imageId[i]); map.put("title", title[i]); listitem.add(map); } ListViewAdapter adapter = new ListViewAdapter(this, listitem); listview.setAdapter(adapter); listview.setOnItemClickListener(new OnItemClickListener() { @Override public void onItemClick(AdapterView<?> parent, View view, int position, long id) { Toast.makeText(ListViewUseAdapter.this, "haha", Toast.LENGTH_SHORT).show(); } }); }}然后需要的適配器如下:
import java.util.List;import java.util.Map;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;public class ListViewAdapter extends BaseAdapter { private Context context; private List<Map<String, Object>> listitem; public ListViewAdapter(Context context, List<Map<String, Object>> listitem) { this.context = context; this.listitem = listitem; } @Override public int getCount() { return listitem.size(); } @Override public Object getItem(int position) { return listitem.get(position); } @Override public long getItemId(int position) { return position; } @Override public View getView(int position, View convertView, ViewGroup parent) { if (convertView == null) { convertView = LayoutInflater.from(context).inflate(R.layout.listview_item, null); } ImageView imageView = (ImageView) convertView.findViewById(R.id.listitem_iv); TextView textView = (TextView) convertView.findViewById(R.id.listitem_tv); Map<String, Object> map = listitem.get(position); imageView.setImageResource((Integer) map.get("image")); textView.setText(map.get("title") + ""); return convertView; }}希望本文所述對大家學習Android軟件編程有所幫助。
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