由於是在網上轉載的一篇文章,在這裡就不多說廢話瞭,首先看一下最終的效果圖:
然後是實現該ListView佈局的主要代碼:
1、程序主界面 SeparateListView.java
[java]
1. package whu.iss.wuxianglong;
2.
3. import java.util.ArrayList;
4. import java.util.List;
5.
6. import android.app.Activity;
7. import android.content.Context;
8. import android.os.Bundle;
9. import android.view.LayoutInflater;
10. import android.view.View;
11. import android.view.ViewGroup;
12. import android.widget.ArrayAdapter;
13. import android.widget.ListView;
14. import android.widget.TextView;
15.
16. public class SeparateListView extends Activity {
17. ListView listView;
18. MyAdapter myAdapter;
19. public List<String> listTag = new ArrayList<String>();
20.
21. /** Called when the activity is first created. */
22. @Override
23. public void onCreate(Bundle savedInstanceState) {
24. super.onCreate(savedInstanceState);
25. setContentView(R.layout.main);
26.
27. listView = (ListView) findViewById(R.id.list);
28. myAdapter = new MyAdapter(this,
29. android.R.layout.simple_expandable_list_item_1, getData());
30. listView.setAdapter(myAdapter);
31. }
32. private List<String> getData() {
33. List<String> data = new ArrayList<String>();
34. int i = 0;
35.
36. data.add("A");
37. listTag.add("A");
38. data.add("aa試數據" + (i++));
39. data.add("a試數據" + (i++));
40. data.add("aa試數據" + (i++));
41. listTag.add("B");
42. data.add("B");
43. data.add("bb試數據" + (i++));
44. data.add("b試數據" + (i++));
45. data.add("b試數據" + (i++));
46. data.add("b試數據" + (i++));
47. listTag.add("C");
48. data.add("C");
49. data.add("c測試數據" + (i++));
50. data.add("c測試數據" + (i++));
51. listTag.add("D");
52. data.add("D");
53. data.add("d測試數據" + (i++));
54. data.add("d測試數據" + (i++));
55. data.add("d測試數據" + (i++));
56. listTag.add("E");
57. data.add("E");
58. data.add("e測試數據" + (i++));
59. data.add("e測試數據" + (i++));
60. data.add("e測試數據" + (i++));
61. listTag.add("F");
62. data.add("F" );
63. data.add("f測試數據" + (i++));
64. return data;
65. }
66.
67.
68. class MyAdapter extends ArrayAdapter<String> {
69.
70. public MyAdapter(Context context, int textViewResourceId,
71. List<String> objects) {
72. super(context, textViewResourceId, objects);
73.
74. }
75.
76. @Override
77. public boolean areAllItemsEnabled() {
78. return false;
79. }
80.
81. @Override
82. public boolean isEnabled(int position) {
83. // 如果-開頭,則該項不可選
84. return !listTag.contains(getItem(position));
85. }
86.
87. @Override
88. public View getView(int position, View convertView, ViewGroup parent) {
89. View view = convertView;
90. //根據標簽類型加載不通的佈局模板
91. if(listTag.contains(getItem(position))){
92. //如果是標簽項
93. view = LayoutInflater.from(getContext()).inflate(R.layout.group_list_item_tag, null);
94. }else{
95. //否則就是數據項
96. view = LayoutInflater.from(getContext()).inflate(R.layout.group_list_item, null);
97. }
98. //顯示名稱
99. TextView textView = (TextView) view.findViewById(R.id.group_list_item_text);
100. textView.setText(getItem(position));
101. //返回重寫的view
102. return view;
103. }
104.
105. }
106. }
2、程序主界面佈局文件main.xml
[html]
1. <?xml version="1.0" encoding="utf-8"?>
2. <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
3. android:orientation="vertical"
4. android:layout_width="fill_parent"
5. android:layout_height="fill_parent"
6. >
7. <ListView
8. android:id="@+id/list"
9. android:layout_width="fill_parent"
10. android:layout_height="wrap_content">
11. </ListView>
12. </LinearLayout>
3、ListView中數據部分樣式佈局文件group_list_item.xml
[html]
1. <?xml version="1.0" encoding="utf-8"?>
2. <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
3. android:orientation="horizontal"
4. android:layout_width="fill_parent"
5. android:layout_height="wrap_content"
6. android:padding="5dip">
7. <ImageView
8. android:src="@drawable/icon"
9. android:layout_width="50px"
10. android:layout_height="50px">
11. </ImageView>
12. <TextView
13. android:id="@+id/group_list_item_text"
14. android:layout_width="wrap_content"
15. android:layout_height="fill_parent"
16. android:paddingLeft="5dip"
17. android:gravity="center_vertical">
18. </TextView>
19. </LinearLayout>
4、ListView中分組標志行的樣式佈局文件group_list_item_tag.xml
[html]
1. <?xml version="1.0" encoding="utf-8"?>
2. <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
3. android:layout_width="fill_parent"
4. android:layout_height="wrap_content"
5. android:background="#555555"
6. android:paddingLeft="10dip">
7. <TextView
8. android:id="@+id/group_list_item_text"
9. android:layout_width="wrap_content"
10. android:layout_height="20dip"
11. android:textColor="#ffffff"
12. android:gravity="center_vertical">
13. </TextView>
14. </LinearLayout>
摘自 與時俱進