执行自定义列表视图文件时出错。这是完整的错误描述：
03-18 19:08:38.974 16659-16659/? I/art: Late-enabling -Xcheck:jni
03-18 19:08:38.993 16659-16669/? I/art: Debugger is no longer active
03-18 19:08:39.108 16659-16677/? D/OpenGLRenderer: Use EGL_SWAP_BEHAVIOR_PRESERVED: true
03-18 19:08:39.114 16659-16659/? D/Atlas: Validating map...
03-18 19:08:39.136 16659-16677/? I/Adreno-EGL: <qeglDrvAPI_eglInitialize:379>: EGL 1.4 QUALCOMM build: AU_LINUX_ANDROID_LA.BR.1.1.3_RB1.05.01.00.032.017_msm8916_64_LA.BR.1.1.3_RB1__release_AU (Iac7c2e2837)
OpenGL ES Shader Compiler Version: E031.25.03.04
Build Date: 06/11/15 Thu
Local Branch: mybranch10882158
Remote Branch: quic/LA.BR.1.1.3_rb1.16
Local Patches: NONE
Reconstruct Branch: AU_LINUX_ANDROID_LA.BR.1.1.3_RB1.05.01.00.032.017 + 26a3cba + 6f69ea6 + 8bc2bc8 + 649fcde + a52cccf + dbf281f + 15f0bf8 + 8d02f76 + 9b2cb1a + 25f3b04 + 7cd8c84 + b54906e + 675fd74 + 7c22ef4 + NOTHING
03-18 19:08:39.137 16659-16677/? I/OpenGLRenderer: Initialized EGL, version 1.4
03-18 19:08:39.154 16659-16677/? D/OpenGLRenderer: Enabling debug mode 0
03-18 19:08:39.205 16659-16659/? I/Timeline: Timeline: Activity_idle id: android.os.BinderProxy@145b271c time:11764592
03-18 19:08:42.103 16659-16659/com.example.aurora.soctomatic I/Timeline: Timeline: Activity_launch_request id:com.example.aurora.soctomatic time:11767491
03-18 19:08:42.184 16659-16659/com.example.aurora.soctomatic I/Timeline: Timeline: Activity_idle id: android.os.BinderProxy@1c8c8867 time:11767572
03-18 19:08:44.417 16659-16659/com.example.aurora.soctomatic I/Timeline: Timeline: Activity_launch_request id:com.example.aurora.soctomatic time:11769804
03-18 19:08:44.439 16659-16659/com.example.aurora.soctomatic D/AndroidRuntime: Shutting down VM
03-18 19:08:44.440 16659-16659/com.example.aurora.soctomatic E/AndroidRuntime: FATAL EXCEPTION: main
Process: com.example.aurora.soctomatic, PID: 16659
java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.aurora.soctomatic/com.example.aurora.soctomatic.Ecommerce}: java.lang.RuntimeException: Your content must have a ListView whose id attribute is 'android.R.id.list'
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2358)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2420)
at android.app.ActivityThread.access$900(ActivityThread.java:154)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1321)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:135)
at android.app.ActivityThread.main(ActivityThread.java:5292)
at java.lang.reflect.Method.invoke(Native Method)
at java.lang.reflect.Method.invoke(Method.java:372)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:904)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:699)
Caused by: java.lang.RuntimeException: Your content must have a ListView whose id attribute is 'android.R.id.list'
at android.app.ListActivity.onContentChanged(ListActivity.java:243)
at com.android.internal.policy.impl.PhoneWindow.setContentView(PhoneWindow.java:433)
at android.app.Activity.setContentView(Activity.java:2145)
at com.example.aurora.soctomatic.Ecommerce.onCreate(Ecommerce.java:47)
at android.app.Activity.performCreate(Activity.java:5990)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1106)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2311)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2420)
at android.app.ActivityThread.access$900(ActivityThread.java:154)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1321)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:135)
at android.app.ActivityThread.main(ActivityThread.java:5292)
at java.lang.reflect.Method.invoke(Native Method)
at java.lang.reflect.Method.invoke(Method.java:372)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:904)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:699)
主文件：
package com.example.aurora.soctomatic;
import android.app.Activity;
import android.app.ListActivity;
import android.os.Bundle;
import android.widget.ListView;
import java.util.List;
public class Ecommerce extends ListActivity {
ListView listview;
String[] name = {
"Samsung Galaxy S7",
"I-phone 5s",
"Hair Dryer",
"Ceiling Fan"
};
String[] brand = {
"Samsung",
"Apple",
"Philips",
"Luminous"
};
Integer[] price = {
49000,
18900,
750,
880
};
Integer[] ivicon = {
R.drawable.s7,
R.drawable.iphone5s,
R.drawable.hair,
R.drawable.fan
};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
System.out.print("bdcjhsgbjhcfdgbjhfgbjhgfjhdgjfhgvjhgfvcjhgbjhfvgejhvcfjhghfedghjkfvghfgdjhkgh");
setContentView(R.layout.activity_ecommerce);
System.out.print("1bdcjhsgbjhcfdgbjhfgbjhgfjhdgjfhgvjhgfvcjhgbjhfvgejhvcfjhghfedghjkfvghfgdjhkgh");
ProductAdapter adapter = new ProductAdapter(this, name, brand, price, ivicon);
System.out.print("2bdcjhsgbjhcfdgbjhfgbjhgfjhdgjfhgvjhgfvcjhgbjhfvgejhvcfjhghfedghjkfvghfgdjhkgh");
listview = (ListView) findViewById(R.id.ecom_layout);
System.out.print("3bdcjhsgbjhcfdgbjhfgbjhgfjhdgjfhgvjhgfvcjhgbjhfvgejhvcfjhghfedghjkfvghfgdjhkgh");
listview.setAdapter(adapter);
System.out.print("4bdcjhsgbjhcfdgbjhfgbjhgfjhdgjfhgvjhgfvcjhgbjhfvgejhvcfjhghfedghjkfvghfgdjhkgh");
}
}
适配器文件：
package com.example.aurora.soctomatic;
import android.app.Activity;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.ImageView;
import android.widget.TextView;
public class ProductAdapter extends ArrayAdapter {
private final Activity context;
private final String[] name;
private final String[] brand;
private final Integer[] price;
private final Integer[] ivicon;
public ProductAdapter(Activity context,String[] name, String [] brand, Integer[] price, Integer[] ivicon ) {
super(context, R.layout.row, name);
this.context = context;
this.name = name;
this.brand = brand;
this.price = price;
this.ivicon = ivicon;
}
@Override
public View getView(int position, View view, ViewGroup parent) {
LayoutInflater inflater = context.getLayoutInflater();
View rowView = inflater.inflate(R.layout.row, null, true);
TextView txtName = (TextView)rowView.findViewById(R.id.name);
TextView txtBrand = (TextView)rowView.findViewById(R.id.brand);
TextView txtPrice = (TextView)rowView.findViewById(R.id.price);
ImageView img = (ImageView)rowView.findViewById(R.id.ivicon);
txtName.setText(name[position]);
txtBrand.setText(brand[position]);
txtPrice.setText(price[position]);
img.setImageResource(ivicon[position]);
return rowView;
}
}
辅助布局文件：
<?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="wrap_content"
android:weightSum="1"
android:orientation="vertical">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="horizontal">
<FrameLayout
android:layout_width="wrap_content"
android:layout_height="wrap_content">
<ImageView
android:layout_width="140dp"
android:layout_height="140dp"
android:padding="5dp"
android:src="@drawable/s7"
android:id="@+id/ivicon" />
</FrameLayout>
<LinearLayout
android:orientation="vertical"
android:layout_width="match_parent"
android:layout_height="140dp"
android:paddingLeft="30dp"
android:paddingRight="30dp"
android:background="@drawable/bg_layout">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textAppearance="?android:attr/textAppearanceLarge"
android:text="Product Name"
android:id="@+id/name"
android:layout_margin="5dp"
android:textSize="30dp"
android:textStyle="italic|bold"
/>
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textAppearance="?android:attr/textAppearanceSmall"
android:text="Brand Name"
android:id="@+id/brand"
android:layout_margin="6dp"
android:textSize="20dp"
android:textStyle="italic"/>
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textAppearance="?android:attr/textAppearanceMedium"
android:text="Price in Rs."
android:id="@+id/price"
android:layout_marginTop="10dp"
android:layout_marginBottom="10dp"
android:textSize="25dp"
android:textStyle="bold"
android:textColor="#000000"/>
</LinearLayout>
</LinearLayout>
<LinearLayout
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="4dp">
<FrameLayout
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginRight="5dp">
<TextView
android:layout_width="146dp"
android:layout_height="60dp"
android:text="+ Wishlist"
android:background="@drawable/bg_layout"
android:textAlignment="center"
android:textSize="20dp"
android:textColor="#000"
android:padding="15dp"
android:id="@+id/wish" />
</FrameLayout>
<TextView
android:layout_width="230dp"
android:layout_height="match_parent"
android:textColor="#000000"
android:textSize="20sp"
android:background="@drawable/bg_layout"
android:text="Add to Cart"
android:id="@+id/atc"
android:textAlignment="center"
android:padding="15dp" />
</LinearLayout>
</LinearLayout>
主要布局文件：
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:paddingBottom="@dimen/activity_vertical_margin"
android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
tools:context="com.example.aurora.soctomatic.Ecommerce">
<ListView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:id="@+id/ecom_layout"
android:layout_alignParentTop="true"
android:layout_alignParentLeft="true"
android:layout_alignParentStart="true" />
</RelativeLayout>
请各位帮我解决这个问题。
答案 0 :(得分：0)
根据此处的文档将Listview ID从“ecom_layout”更改为“list”：http://developer.android.com/reference/android/app/ListActivity.html您应该可以使其工作