本文实例为大家分享了android快递跟踪进度条展示的具体代码,供大家参考,具体内容如下
activity.class
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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
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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
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<? 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
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<? 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 > |
以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持服务器之家。
原文链接:https://blog.csdn.net/menglele1314/article/details/45967451