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小编给大家分享一下android如何实现快递跟踪进度条,相信大部分人都还不怎么了解,因此分享这篇文章给大家参考一下,希望大家阅读完这篇文章后大有收获,下面让我们一起去了解一下吧!
android快递跟踪进度条展示具体内容如下
activity.class
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.widget.ListView;
public class MainActivity extends Activity {
private ListView listView;
List<String> data;
private TimelineAdapter timelineAdapter;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
listView = (ListView) this.findViewById(R.id.listview);
listView.setDividerHeight(0);
timelineAdapter = new TimelineAdapter(this, getData());
listView.setAdapter(timelineAdapter);
}
private List<Map<String, Object>> getData() {
List<Map<String, Object>> list = new ArrayList<Map<String, Object>>();
Map<String, Object> map = new HashMap<String, Object>();
map.put("time", "2015-05-20 10:15");
map.put("title", "深圳龙华收件");
list.add(map);
map = new HashMap<String, Object>();
map.put("time", "2015-05-21 9:25");
map.put("title", "离开深圳,发往上海");
list.add(map);
map = new HashMap<String, Object>();
map.put("time", "2015-05-22 12:55");
map.put("title", "上海浦江集散中心");
list.add(map);
map = new HashMap<String, Object>();
map.put("time", "2015-05-25 9:30");
map.put("title", "已收取快件");
list.add(map);
return list;
}
}适配器
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.TextView;
public class TimelineAdapter extends BaseAdapter {
private List<Map<String, Object>> list;
private LayoutInflater inflater;
public TimelineAdapter(Context context, List<Map<String, Object>> list) {
super();
this.inflater = LayoutInflater.from(context);
this.list = list;
}
@Override
public int getCount() {
return list.size();
}
@Override
public Object getItem(int position) {
return position;
}
@Override
public long getItemId(int position) {
return position;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
ViewHolder viewHolder = null;
if (convertView == null) {
convertView = inflater.inflate(R.layout.listview_item, null);
viewHolder = new ViewHolder();
viewHolder.time = (TextView) convertView.findViewById(R.id.tv_time);
viewHolder.title = (TextView) convertView.findViewById(R.id.title);
convertView.setTag(viewHolder);
} else {
viewHolder = (ViewHolder) convertView.getTag();
}
viewHolder.time.setText(list.get(position).get("time").toString());
viewHolder.title.setText(list.get(position).get("title").toString());
return convertView;
}
static class ViewHolder {
public TextView time;
public TextView title;
}
}布局文件
activity_main
<?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="wrap_content"/> </LinearLayout>
listview_item
<?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:background="#ffffff" android:orientation="vertical" android:paddingRight="20dp" > <!--android:src="@drawable/timeline_green" 圆点图片 --> <ImageView android:id="@+id/image" android:layout_width="15dp" android:layout_height="15dp" android:layout_marginLeft="65dp" android:layout_marginTop="5dp" android:layout_marginBottom="5dp" android:scaleType="fitCenter" android:src="@drawable/timeline_green" /> <View android:id="@+id/view_2" android:layout_width="1dp" android:layout_height="60dp" android:layout_below="@+id/image" android:layout_marginLeft="72dp" android:background="#A6A6A6" /> <!--android:background="@drawable/timeline_content" 右边图片 --> <RelativeLayout android:id="@+id/relative" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_marginTop="2dp" android:layout_toRightOf="@+id/image" android:background="@drawable/timeline_content" android:padding="5dp" > <TextView android:id="@+id/title" android:layout_width="wrap_content" android:layout_height="wrap_content" android:singleLine="true" android:layout_marginLeft="5dp" android:textSize="13sp" /> <TextView android:id="@+id/tv_time" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_below="@id/title" android:layout_marginLeft="5dp" android:textColor="#0000ff" android:textSize="9sp" /> </RelativeLayout> </RelativeLayout>
以上是“android如何实现快递跟踪进度条”这篇文章的所有内容,感谢各位的阅读!相信大家都有了一定的了解,希望分享的内容对大家有所帮助,如果还想学习更多知识,欢迎关注亿速云行业资讯频道!
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