1 MainActivity.java
package com.myadapter;
import java.util.ArrayList;
import java.util.HashMap;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.Button;
import android.widget.ListView;
import android.widget.SimpleAdapter;
import android.widget.TextView;
import android.widget.Toast;
public class MainActivity extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState); //声明一个 ListView
ListView listview = new ListView(this); //定义数组 数组内容是 HashMap
ArrayList<HashMap<String,Object>> list=new ArrayList<HashMap<String,Object>>(); //每一个HashMap 对应ListView 中 每一个 item 的数据
HashMap<String,Object>map=new HashMap<String, Object>();
map.put("Image", R.drawable.star);
map.put("Text1", "周杰伦");
map.put("Text2", "菊花台");
map.put("Button", "更多");
list.add(map); map=null;
map=new HashMap<String, Object>();
map.put("Image", R.drawable.ic_menu_send);
map.put("Text1", "邓丽君");
map.put("Text2", "在水一方");
map.put("Button", "更多");
list.add(map); map=null;
map=new HashMap<String, Object>();
map.put("Image", R.drawable.star);
map.put("Text1", "蔡琴");
map.put("Text2", "恰似你的温柔");
map.put("Button", "更多");
list.add(map); //适配器 绑定数据
SimpleAdapter adapter=new SimpleAdapter(
this, //上下文
list, //要绑定的数据
R.layout.item_layout, //每一个 item 的布局
new String[]{ "Text1", "Text2", "Button", "Image"}, //HashMap 中的 键名
new int[]{ R.id.text1, R.id.text2, R.id.button, R.id.image})//分别对应 item 中控件 id,与上一个参数 的键名一一上下对应
{
//在这个重写的函数里设置 每个 item 中按钮的响应事件
@Override
public View getView(int position, View convertView,ViewGroup parent) {
final int p=position;
final View view=super.getView(position, convertView, parent);
Button button=(Button)view.findViewById(R.id.button);
button.setOnClickListener(new OnClickListener() { @Override
public void onClick(View v) { //警告框的写法
new AlertDialog.Builder(MainActivity.this)
.setTitle("More")
.setMessage("你选中了"+String.valueOf(p))
.setPositiveButton("确定", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
setTitle("点击了对话框上的确定按钮");
}
})
.setNeutralButton("中立" ,new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int whichButton) {
setTitle("点击了对话框上的中立按钮");
}
})
.setNegativeButton("取消", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int whichButton) {
setTitle("点击了对话框上的取消按钮");
}
})
.create()
.show();
}
});
return view;
}
};
//绑定适配器
listview.setAdapter(adapter); //设置背景颜色选择器
listview.setSelector(R.drawable.on_item_selected); //设置焦点响应问题 同时要将 item 中的焦点 focusable 设置为 false
listview.setDescendantFocusability(ViewGroup.FOCUS_BLOCK_DESCENDANTS); //设置 item 的监听事件
listview.setOnItemClickListener(new OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id) { //获得 item 里面的文本控件
TextView text1=(TextView)view.findViewById(R.id.text1);
Toast.makeText(getApplicationContext(), text1.getText().toString(), Toast.LENGTH_SHORT).show();
}
}); //设置显示的内容
setContentView(listview);
}
}
2 ListView 之每一个 item的布局item_layout.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="45dp"
android:orientation="horizontal"
tools:ignore="HardcodedText,NestedWeights" >
<ImageView
android:id="@+id/image"
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:layout_weight="4"
android:contentDescription="头像"
android:src="@drawable/ic_menu_send"/>
<LinearLayout
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:layout_weight="24"
android:orientation="vertical" >
<TextView
android:id="@+id/text1"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_weight="1"
android:textColor="@color/blue"
android:text="王力宏"/>
<TextView
android:id="@+id/text2"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:textColor="@color/darkviolet"
android:layout_weight="1"
android:text="大城小爱"/>
</LinearLayout>
<Button
android:id="@+id/button"
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:text="more"
android:layout_weight="1"
android:textColor="@color/darkorchid"
android:focusable="false"/>
</LinearLayout>
3 ListView 之 item 颜色选择器 on_item_selected.xml （放在 drawable 文件夹里）
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android" >
<item android:state_focused="false"
android:drawable="@android:color/black"/>
<item android:state_focused="true"
android:drawable="@android:color/darker_gray"/>
</selector>
4 资源图片
4.1 ic_menu_send.png
4.2 star.png
5 颜色值 color.xml
<?xml version="1.0" encoding="utf-8"?>
<resources>
<color name="white">#FFFFFF</color> <!--白色 -->
<color name="ivory">#FFFFF0</color> <!--象牙色 -->
<color name="lightyellow">#FFFFE0</color> <!--亮黄色 -->
<color name="yellow">#FFFF00</color> <!--黄色 -->
<color name="snow">#FFFAFA</color> <!--雪白色 -->
<color name="floralwhite">#FFFAF0</color> <!--花白色 -->
<color name="lemonchiffon">#FFFACD</color> <!--柠檬绸色 -->
<color name="cornsilk">#FFF8DC</color> <!--米绸色 -->
<color name="seashell">#FFF5EE</color> <!--海贝色 -->
<color name="lavenderblush">#FFF0F5</color> <!--淡紫红 -->
<color name="papayawhip">#FFEFD5</color> <!--番木色 -->
<color name="blanchedalmond">#FFEBCD</color> <!--白杏色 -->
<color name="mistyrose">#FFE4E1</color> <!--浅玫瑰色 -->
<color name="bisque">#FFE4C4</color> <!--桔黄色 -->
<color name="moccasin">#FFE4B5</color> <!--鹿皮色 -->
<color name="navajowhite">#FFDEAD</color> <!--纳瓦白 -->
<color name="peachpuff">#FFDAB9</color> <!--桃色 -->
<color name="gold">#FFD700</color> <!--金色 -->
<color name="pink">#FFC0CB</color> <!--粉红色 -->
<color name="lightpink">#FFB6C1</color> <!--亮粉红色 -->
<color name="orange">#FFA500</color> <!--橙色 -->
<color name="lightsalmon">#FFA07A</color> <!--亮肉色 -->
<color name="darkorange">#FF8C00</color> <!--暗桔黄色 -->
<color name="coral">#FF7F50</color> <!--珊瑚色 -->
<color name="hotpink">#FF69B4</color> <!--热粉红色 -->
<color name="tomato">#FF6347</color> <!--西红柿色 -->
<color name="orangered">#FF4500</color> <!--红橙色 -->
<color name="deeppink">#FF1493</color> <!--深粉红色 -->
<color name="fuchsia">#FF00FF</color> <!--紫红色 -->
<color name="magenta">#FF00FF</color> <!--红紫色 -->
<color name="red">#FF0000</color> <!--红色 -->
<color name="oldlace">#FDF5E6</color> <!--老花色 -->
<color name="lightgoldenyellow">#FAFAD2</color> <!--亮金黄色 -->
<color name="linen">#FAF0E6</color> <!--亚麻色 -->
<color name="antiquewhite">#FAEBD7</color> <!--古董白 -->
<color name="salmon">#FA8072</color> <!--鲜肉色 -->
<color name="ghostwhite">#F8F8FF</color> <!--幽灵白 -->
<color name="mintcream">#F5FFFA</color> <!--薄荷色 -->
<color name="whitesmoke">#F5F5F5</color> <!--烟白色 -->
<color name="beige">#F5F5DC</color> <!--米色 -->
<color name="wheat">#F5DEB3</color> <!--浅黄色 -->
<color name="sandybrown">#F4A460</color> <!--沙褐色 -->
<color name="azure">#F0FFFF</color> <!--天蓝色 -->
<color name="honeydew">#F0FFF0</color> <!--蜜色 -->
<color name="aliceblue">#F0F8FF</color> <!--艾利斯兰 -->
<color name="khaki">#F0E68C</color> <!--黄褐色 -->
<color name="lightcoral">#F08080</color> <!--亮珊瑚色 -->
<color name="palegoldenrod">#EEE8AA</color> <!--苍麒麟色 -->
<color name="violet">#EE82EE</color> <!--紫罗兰色 -->
<color name="darksalmon">#E9967A</color> <!--暗肉色 -->
<color name="lavender">#E6E6FA</color> <!--淡紫色 -->
<color name="lightcyan">#E0FFFF</color> <!--亮青色 -->
<color name="burlywood">#DEB887</color> <!--实木色 -->
<color name="plum">#DDA0DD</color> <!--洋李色 -->
<color name="gainsboro">#DCDCDC</color> <!--淡灰色 -->
<color name="crimson">#DC143C</color> <!--暗深红色 -->
<color name="palevioletred">#DB7093</color> <!--苍紫罗兰色-->
<color name="goldenrod">#DAA520</color> <!--金麒麟色 -->
<color name="orchid">#DA70D6</color> <!--淡紫色 -->
<color name="thistle">#D8BFD8</color> <!--蓟色 -->
<color name="lightgray">#D3D3D3</color> <!--亮灰色 -->
<color name="lightgrey">#D3D3D3</color> <!--亮灰色 -->
<color name="tan">#D2B48C</color> <!--茶色 -->
<color name="chocolate">#D2691E</color> <!--巧可力色 -->
<color name="peru">#CD853F</color> <!--秘鲁色 -->
<color name="indianred">#CD5C5C</color> <!--印第安红 -->
<color name="mediumvioletred">#C71585</color> <!--中紫罗兰色 -->
<color name="silver">#C0C0C0</color> <!--银色 -->
<color name="darkkhaki">#BDB76B</color> <!-- 暗黄褐色 -->
<color name="rosybrown">#BC8F8F</color> <!--褐玫瑰红-->
<color name="mediumorchid">#BA55D3</color> <!--中粉紫色 -->
<color name="darkgoldenrod">#B8860B</color> <!--暗金黄色 -->
<color name="firebrick">#B22222</color> <!--火砖色 -->
<color name="powderblue">#B0E0E6</color> <!--粉蓝色 -->
<color name="lightsteelblue">#B0C4DE</color> <!--亮钢兰色 -->
<color name="paleturquoise">#AFEEEE</color> <!--苍宝石绿 -->
<color name="greenyellow">#ADFF2F</color> <!--黄绿色 -->
<color name="lightblue">#ADD8E6</color> <!--亮蓝色 -->
<color name="darkgray">#A9A9A9</color> <!--暗灰色 -->
<color name="darkgrey">#A9A9A9</color> <!--暗灰色 -->
<color name="brown">#A52A2A</color> <!--褐色 -->
<color name="sienna">#A0522D</color> <!--赭色 -->
<color name="darkorchid">#9932CC</color> <!--暗紫色 -->
<color name="palegreen">#98FB98</color> <!--苍绿色 -->
<color name="darkviolet">#9400D3</color> <!--暗紫罗兰色 -->
<color name="mediumpurple">#9370DB</color> <!--中紫色 -->
<color name="lightgreen">#90EE90</color> <!--亮绿色 -->
<color name="darkseagreen">#8FBC8F</color> <!--暗海兰色 -->
<color name="saddlebrown">#8B4513</color> <!--重褐色 -->
<color name="darkmagenta">#8B008B</color> <!--暗洋红 -->
<color name="darkred">#8B0000</color> <!--暗红色 -->
<color name="blueviolet">#8A2BE2</color> <!--紫罗兰蓝色-->
<color name="lightskyblue">#87CEFA</color> <!--亮天蓝色-->
<color name="skyblue">#87CEEB</color> <!--天蓝色 -->
<color name="gray">#808080</color> <!--灰色 -->
<color name="grey">#808080</color> <!--灰色 -->
<color name="olive">#808000</color> <!--橄榄色 -->
<color name="purple">#800080</color> <!--紫色 -->
<color name="maroon">#800000</color> <!--粟色 -->
<color name="aquamarine">#7FFFD4</color> <!--碧绿色 -->
<color name="chartreuse">#7FFF00</color> <!--黄绿色 -->
<color name="lawngreen">#7CFC00</color> <!--草绿色 -->
<color name="mediumslateblue">#7B68EE</color> <!--中暗蓝色 -->
<color name="lightslategray">#778899</color> <!--亮蓝灰 -->
<color name="lightslategrey">#778899</color> <!--亮蓝灰 -->
<color name="slategray">#708090</color> <!--灰石色 -->
<color name="slategrey">#708090</color> <!--灰石色 -->
<color name="olivedrab">#6B8E23</color> <!--深绿褐色 -->
<color name="slateblue">#6A5ACD</color> <!--石蓝色 -->
<color name="dimgray">#696969</color> <!--暗灰色 -->
<color name="dimgrey">#696969</color> <!--暗灰色 -->
<color name="mediumaquamarine">#66CDAA</color> <!--中绿色-->
<color name="cornflowerblue">#6495ED</color> <!--菊兰色 -->
<color name="cadetblue">#5F9EA0</color> <!--军兰色 -->
<color name="darkolivegreen">#556B2F</color> <!--暗橄榄绿 -->
<color name="indigo">#4B0082</color> <!--靛青色 -->
<color name="mediumturquoise">#48D1CC</color> <!--中绿宝石-->
<color name="darkslateblue">#483D8B</color> <!--暗灰蓝色 -->
<color name="steelblue">#4682B4</color> <!--钢兰色 -->
<color name="royalblue">#4169E1</color> <!--皇家蓝 -->
<color name="turquoise">#40E0D0</color> <!--青绿色 -->
<color name="mediumseagreen">#3CB371</color> <!--中海蓝 -->
<color name="limegreen">#32CD32</color> <!--橙绿色 -->
<color name="darkslategray">#2F4F4F</color> <!--暗瓦灰色 -->
<color name="darkslategrey">#2F4F4F</color> <!--暗瓦灰色 -->
<color name="seagreen">#2E8B57</color> <!--海绿色 -->
<color name="forestgreen">#228B22</color> <!--森林绿 -->
<color name="lightseagreen">#20B2AA</color> <!--亮海蓝色 -->
<color name="dodgerblue">#1E90FF</color> <!--闪兰色 -->
<color name="midnightblue">#191970</color> <!--中灰兰色 -->
<color name="aqua">#00FFFF</color> <!--浅绿色 -->
<color name="cyan">#00FFFF</color> <!--青色 -->
<color name="springgreen">#00FF7F</color> <!--春绿色 -->
<color name="lime">#00FF00</color> <!--酸橙色 -->
<color name="mediumspringgreen">#00FA9A</color> <!--中春绿色 -->
<color name="darkturquoise">#00CED1</color> <!--暗宝石绿 -->
<color name="deepskyblue">#00BFFF</color> <!--深天蓝色 -->
<color name="darkcyan">#008B8B</color> <!--暗青色 -->
<color name="teal">#008080</color> <!--水鸭色 -->
<color name="green">#008000</color> <!--绿色 -->
<color name="darkgreen">#006400</color> <!--暗绿色 -->
<color name="blue">#0000FF</color> <!--蓝色 -->
<color name="mediumblue">#0000CD</color> <!--中兰色 -->
<color name="darkblue">#00008B</color> <!--暗蓝色 -->
<color name="navy">#000080</color> <!--海军色 -->
<color name="black">#000000</color> <!--黑色 -->
</resources>
6 结果预览
转载请注明出处！