listview圆角实现
16lz
2021-01-23
<?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"><ListView android:id="@+id/list" android:layout_width="fill_parent"android:layout_height="wrap_content" android:layout_margin="20.0dip"android:cacheColorHint="@null" android:listSelector="@drawable/shape_bg_listview"android:background="@drawable/shape_bg_listview" /></LinearLayout>
item布局
<?xml version="1.0" encoding="utf-8"?><RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"android:layout_width="fill_parent" android:layout_height="wrap_content"><TextView android:id="@+id/name" android:textSize="17.0sp"android:textColor="@android:color/black" android:layout_width="wrap_content"android:layout_height="wrap_content" android:layout_marginLeft="20.0dip"android:layout_alignParentLeft="true" android:layout_centerVertical="true"></TextView><ImageView android:layout_width="wrap_content"android:layout_height="wrap_content" android:layout_marginRight="20.0dip"android:src="@drawable/icon" android:layout_alignParentRight="true"android:layout_centerVertical="true"></ImageView></RelativeLayout>
shape_bg_listview.xml:圆角布局实现
<?xml version="1.0" encoding="utf-8"?><shape xmlns:android="http://schemas.android.com/apk/res/android"android:shape="rectangle"><gradient android:startColor="@android:color/white"android:endColor="#FFCCCCCC" android:angle="180" /><stroke android:width="0px" android:color="@android:color/white" /><solid android:color="@android:color/white" /><corners android:bottomRightRadius="20px"android:bottomLeftRadius="20px" android:topLeftRadius="20px"android:topRightRadius="20px" /></shape>
package com.test;import java.util.ArrayList;import com.test.adapter.AppAdapter;import android.app.Activity;import android.os.Bundle;import android.widget.ListView;public class CornersTest extends Activity { /** Called when the activity is first created. */private ListView mListView = null; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); ArrayList<String> list = new ArrayList<String>(); list.add("1"); list.add("1"); list.add("1"); list.add("1"); list.add("1"); list.add("1"); list.add("1"); list.add("1"); list.add("1"); list.add("1"); mListView = (ListView)findViewById(R.id.list); mListView.setAdapter(new AppAdapter(this,list)); }}
适配器
package com.test.adapter;import java.util.ArrayList;import java.util.List;import com.test.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;public class AppAdapter extends BaseAdapter {Context context;List<String> list;public AppAdapter(Context context,List<String> list) {this.context = context;this.list = list;}@Overridepublic int getCount() {// TODO Auto-generated method stubreturn list.size();}@Overridepublic Object getItem(int position) {// TODO Auto-generated method stubreturn position;}@Overridepublic long getItemId(int position) {// TODO Auto-generated method stubreturn position;}@Overridepublic View getView(int position, View convertView, ViewGroup parent) {// TODO Auto-generated method stubTextView tView;if (convertView == null) {convertView = LayoutInflater.from(context).inflate(R.layout.item, null);} tView=(TextView)convertView.findViewById(R.id.name); tView.setText(list.get(position)); return convertView;}}
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