Tôi đang phát triển Nguồn cấp dữ liệu RSS ứng dụng từ thư mục tài nguyên google cơ bản. Ngay bây giờ tôi đang hiển thị cả ba nội dung như được đề xuất trong ví dụ.Ví dụ Xmlapter không hoạt động .contains (bộ đọc danh bạ, nguồn cấp dữ liệu Rss, hiển thị ảnh)
1.Liên hệ. 2.Ảnh. 3.RSS Thức ăn
ở đây là liên kết:
tôi quản lý mã rất tốt theo yêu cầu của tôi .only thay đổi gói và Tên dự án. Nhưng màn Lỗi Fatal của nó:
logcat:
04-09 17:40:02.894: E/AndroidRuntime(770): FATAL EXCEPTION: main
04-09 17:40:02.894: E/AndroidRuntime(770): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.satyamdswt.agreader/com.satyamdswt.agreader.ContactsListActivity}: java.lang.IllegalArgumentException: The layout specified in contacts does not exist
04-09 17:40:02.894: E/AndroidRuntime(770): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1647)
04-09 17:40:02.894: E/AndroidRuntime(770): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:1663)
04-09 17:40:02.894: E/AndroidRuntime(770): at android.app.ActivityThread.access$1500(ActivityThread.java:117)
04-09 17:40:02.894: E/AndroidRuntime(770): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:931)
04-09 17:40:02.894: E/AndroidRuntime(770): at android.os.Handler.dispatchMessage(Handler.java:99)
04-09 17:40:02.894: E/AndroidRuntime(770): at android.os.Looper.loop(Looper.java:123)
04-09 17:40:02.894: E/AndroidRuntime(770): at android.app.ActivityThread.main(ActivityThread.java:3683)
04-09 17:40:02.894: E/AndroidRuntime(770): at java.lang.reflect.Method.invokeNative(Native Method)
04-09 17:40:02.894: E/AndroidRuntime(770): at java.lang.reflect.Method.invoke(Method.java:507)
04-09 17:40:02.894: E/AndroidRuntime(770): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:839)
04-09 17:40:02.894: E/AndroidRuntime(770): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:597)
04-09 17:40:02.894: E/AndroidRuntime(770): at dalvik.system.NativeStart.main(Native Method)
04-09 17:40:02.894: E/AndroidRuntime(770): Caused by: java.lang.IllegalArgumentException: The layout specified in contacts does not exist
04-09 17:40:02.894: E/AndroidRuntime(770): at com.satyamdswt.agreader.Adapters$XmlCursorAdapterParser.parse(Adapters.java:219)
04-09 17:40:02.894: E/AndroidRuntime(770): at com.satyamdswt.agreader.Adapters.createCursorAdapter(Adapters.java:168)
04-09 17:40:02.894: E/AndroidRuntime(770): at com.satyamdswt.agreader.Adapters.createAdapterFromXml(Adapters.java:151)
04-09 17:40:02.894: E/AndroidRuntime(770): at com.satyamdswt.agreader.Adapters.loadAdapter(Adapters.java:105)
04-09 17:40:02.894: E/AndroidRuntime(770): at com.satyamdswt.agreader.Adapters.loadAdapter(Adapters.java:92)
04-09 17:40:02.894: E/AndroidRuntime(770): at com.satyamdswt.agreader.ContactsListActivity.onCreate(ContactsListActivity.java:12)
04-09 17:40:02.894: E/AndroidRuntime(770): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1047)
04-09 17:40:02.894: E/AndroidRuntime(770): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1611)
04-09 17:40:02.894: E/AndroidRuntime(770): ... 11 more
Trong LogCat bạn thấy rằng:
com.satyamdswt.agreader/com.satyamdswt.agreader.ContactsListActivity
Tôi không biết tại sao điều này xảy ra hai lần.
Để biết thêm tôi hiển thị manifest.xml tôi ở đây: manifest.xml
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.satyamdswt.agreader"
android:versionCode="1"
android:versionName="1.0" >
<uses-sdk android:minSdkVersion="10" />
<uses-permission android:name="android.permission.INTERNET"/>
<uses-permission android:name="android.permission.READ_CONTACTS"/>
<application
android:icon="@drawable/ic_launcher"
android:label="@string/app_name" >
<activity
android:name=".ContactsListActivity"
android:label="@string/app_name" >
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<activity android:name="PhotosListActivity"
android:label="@string/photos_list_activity">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<activity android:name=".AGRssReaderActivity">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
</manifest>
hãy hướng dẫn cho tôi đâu là lỗi.
ContactListActivity.java
public class ContactsListActivity extends ListActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.contacts_list);
setListAdapter(Adapters.loadAdapter(this,R.xml.contacts));
}
}
EDITED contacts.xml
<?xml version="1.0" encoding="utf-8"?>
<cursor-adapter xmlns:android="com.satyamdswt.agreader"
xmlns:app="http://schemas.android.com/apk/res/com.satyamdswt.agreader"
android:layout_width="@layout/contact_item"
app:selection="has_phone_number = 1 "
app:uri="content://com.satyamdswt.contacts/contacts" >
<bind
app:from="display_name"
app:to="@id/name"
app:as="string"/>
<bind
app:as="drawable"
app:from="starred"
app:to="@id/star" >
<map
app:fromValue="0"
app:toValue="@android:drawable/star_big_off" />
<map
app:fromValue="1"
app:toValue="@android:drawable/star_big_on" />
</bind>
<bind
app:as="com.satyamdswt.agreader.ContactPhotoBinder"
app:from="_id"
app:to="@id/name" />
</cursor-adapter>
Đăng cũng có tệp 'res/xml/contacts.xml' –