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Java 通过edittext将项添加到listview

java android

Java 通过edittext将项添加到listview,java,android,Java,Android,我有edittext和按钮列表视图，我想从edittext向listview添加项目，当我单击按钮文本从edittext添加到listview时，此错误将出现“很遗憾，列表已停止” >main.xml代码是： 02-27 16:44:06.369: I/Adreno-EGL(21719): <qeglDrvAPI_eglInitialize:320>: EGL 1.4 QUALCOMM Build: I0404c4692afb8623f95c43aeb6d5e13ed4b30ddbD

我有edittext和按钮列表视图，我想从edittext向listview添加项目，当我单击按钮文本从edittext添加到listview时，此错误将出现“很遗憾，列表已停止”

>main.xml代码是：

02-27 16:44:06.369: I/Adreno-EGL(21719): <qeglDrvAPI_eglInitialize:320>: EGL 1.4 QUALCOMM Build: I0404c4692afb8623f95c43aeb6d5e13ed4b30ddbDate: 11/06/13
02-27 16:44:06.409: D/OpenGLRenderer(21719): Enabling debug mode 0
02-27 16:44:12.515: E/ArrayAdapter(21719): You must supply a resource ID for a TextView
02-27 16:44:12.515: D/AndroidRuntime(21719): Shutting down VM
02-27 16:44:12.515: W/dalvikvm(21719): threadid=1: thread exiting with uncaught exception (group=0x41836ba8)
02-27 16:44:12.525: E/AndroidRuntime(21719): FATAL EXCEPTION: main
02-27 16:44:12.525: E/AndroidRuntime(21719): Process: com.saly.list, PID: 21719
02-27 16:44:12.525: E/AndroidRuntime(21719): java.lang.IllegalStateException: ArrayAdapter requires the resource ID to be a TextView
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.ArrayAdapter.createViewFromResource(ArrayAdapter.java:386)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.ArrayAdapter.getView(ArrayAdapter.java:362)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.AbsListView.obtainView(AbsListView.java:2263)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.ListView.makeAndAddView(ListView.java:1790)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.ListView.fillDown(ListView.java:691)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.ListView.fillFromTop(ListView.java:752)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.ListView.layoutChildren(ListView.java:1616)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.AbsListView.onLayout(AbsListView.java:2091)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.View.layout(View.java:14817)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.ViewGroup.layout(ViewGroup.java:4631)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.RelativeLayout.onLayout(RelativeLayout.java:1055)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.View.layout(View.java:14817)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.ViewGroup.layout(ViewGroup.java:4631)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.FrameLayout.layoutChildren(FrameLayout.java:453)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.FrameLayout.onLayout(FrameLayout.java:388)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.View.layout(View.java:14817)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.ViewGroup.layout(ViewGroup.java:4631)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at com.android.internal.widget.ActionBarOverlayLayout.onLayout(ActionBarOverlayLayout.java:374)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.View.layout(View.java:14817)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.ViewGroup.layout(ViewGroup.java:4631)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.FrameLayout.layoutChildren(FrameLayout.java:453)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.FrameLayout.onLayout(FrameLayout.java:388)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.View.layout(View.java:14817)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.ViewGroup.layout(ViewGroup.java:4631)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.ViewRootImpl.performLayout(ViewRootImpl.java:1987)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:1744)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1000)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:5670)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.Choreographer$CallbackRecord.run(Choreographer.java:761)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.Choreographer.doCallbacks(Choreographer.java:574)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.Choreographer.doFrame(Choreographer.java:544)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:747)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.os.Handler.handleCallback(Handler.java:733)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.os.Handler.dispatchMessage(Handler.java:95)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.os.Looper.loop(Looper.java:136)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.app.ActivityThread.main(ActivityThread.java:5017)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at java.lang.reflect.Method.invokeNative(Native Method)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at java.lang.reflect.Method.invoke(Method.java:515)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:779)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:595)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at dalvik.system.NativeStart.main(Native Method)
02-27 16:44:12.525: E/AndroidRuntime(21719): Caused by: java.lang.ClassCastException: android.widget.RelativeLayout cannot be cast to android.widget.TextView
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.ArrayAdapter.createViewFromResource(ArrayAdapter.java:379)
02-27 16:44:12.525: E/AndroidRuntime(21719):    ... 40 more
>MainActivity.java代码是：

02-27 16:44:06.369: I/Adreno-EGL(21719): <qeglDrvAPI_eglInitialize:320>: EGL 1.4 QUALCOMM Build: I0404c4692afb8623f95c43aeb6d5e13ed4b30ddbDate: 11/06/13
02-27 16:44:06.409: D/OpenGLRenderer(21719): Enabling debug mode 0
02-27 16:44:12.515: E/ArrayAdapter(21719): You must supply a resource ID for a TextView
02-27 16:44:12.515: D/AndroidRuntime(21719): Shutting down VM
02-27 16:44:12.515: W/dalvikvm(21719): threadid=1: thread exiting with uncaught exception (group=0x41836ba8)
02-27 16:44:12.525: E/AndroidRuntime(21719): FATAL EXCEPTION: main
02-27 16:44:12.525: E/AndroidRuntime(21719): Process: com.saly.list, PID: 21719
02-27 16:44:12.525: E/AndroidRuntime(21719): java.lang.IllegalStateException: ArrayAdapter requires the resource ID to be a TextView
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.ArrayAdapter.createViewFromResource(ArrayAdapter.java:386)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.ArrayAdapter.getView(ArrayAdapter.java:362)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.AbsListView.obtainView(AbsListView.java:2263)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.ListView.makeAndAddView(ListView.java:1790)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.ListView.fillDown(ListView.java:691)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.ListView.fillFromTop(ListView.java:752)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.ListView.layoutChildren(ListView.java:1616)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.AbsListView.onLayout(AbsListView.java:2091)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.View.layout(View.java:14817)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.ViewGroup.layout(ViewGroup.java:4631)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.RelativeLayout.onLayout(RelativeLayout.java:1055)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.View.layout(View.java:14817)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.ViewGroup.layout(ViewGroup.java:4631)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.FrameLayout.layoutChildren(FrameLayout.java:453)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.FrameLayout.onLayout(FrameLayout.java:388)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.View.layout(View.java:14817)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.ViewGroup.layout(ViewGroup.java:4631)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at com.android.internal.widget.ActionBarOverlayLayout.onLayout(ActionBarOverlayLayout.java:374)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.View.layout(View.java:14817)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.ViewGroup.layout(ViewGroup.java:4631)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.FrameLayout.layoutChildren(FrameLayout.java:453)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.FrameLayout.onLayout(FrameLayout.java:388)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.View.layout(View.java:14817)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.ViewGroup.layout(ViewGroup.java:4631)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.ViewRootImpl.performLayout(ViewRootImpl.java:1987)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:1744)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1000)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:5670)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.Choreographer$CallbackRecord.run(Choreographer.java:761)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.Choreographer.doCallbacks(Choreographer.java:574)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.Choreographer.doFrame(Choreographer.java:544)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:747)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.os.Handler.handleCallback(Handler.java:733)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.os.Handler.dispatchMessage(Handler.java:95)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.os.Looper.loop(Looper.java:136)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.app.ActivityThread.main(ActivityThread.java:5017)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at java.lang.reflect.Method.invokeNative(Native Method)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at java.lang.reflect.Method.invoke(Method.java:515)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:779)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:595)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at dalvik.system.NativeStart.main(Native Method)
02-27 16:44:12.525: E/AndroidRuntime(21719): Caused by: java.lang.ClassCastException: android.widget.RelativeLayout cannot be cast to android.widget.TextView
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.ArrayAdapter.createViewFromResource(ArrayAdapter.java:379)
02-27 16:44:12.525: E/AndroidRuntime(21719):    ... 40 more
包com.saly.list

import java.util.ArrayList;

import android.os.Bundle;
import android.app.Activity;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ListView;

public class MainActivity extends Activity {
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.main);

    final EditText ET=(EditText) findViewById(R.id.EdtInput);
    final String StInput=ET.getText().toString();
    final ListView LV=(ListView) findViewById(R.id.LstItem);
    final ArrayList<String> ArLi=new ArrayList<String>();
    final ArrayAdapter<String> ArAd=new ArrayAdapter<String>(this, R.layout.main,ArLi);
    LV.setAdapter(ArAd);
    Button Add=(Button) findViewById(R.id.BtnAdd);
    Add.setOnClickListener(new OnClickListener() {          
        public void onClick(View v) {
            ArLi.add(StInput);
            ArAd.notifyDataSetChanged();
            ET.setText("");
        }       
    });     
}
}

import java.util.ArrayList；
导入android.os.Bundle；
导入android.app.Activity；
导入android.view.view；
导入android.view.view.OnClickListener；
导入android.widget.ArrayAdapter；
导入android.widget.Button；
导入android.widget.EditText；
导入android.widget.ListView；
公共类MainActivity扩展了活动{
创建时受保护的void（Bundle savedInstanceState）{
super.onCreate（savedInstanceState）；
setContentView（R.layout.main）；
最终EditText ET=（EditText）findViewById（R.id.EdtInput）；
最后一个字符串StInput=ET.getText（）.toString（）；
最终ListView LV=（ListView）findViewById（R.id.LstItem）；
最终ArrayList ArLi=新ArrayList（）；
最终ArrayAdapter ArAd=新的ArrayAdapter（此，R.layout.main，ArLi）；
低压设置适配器（ArAd）；
按钮添加=（按钮）findviewbyd（R.id.BtnAdd）；
Add.setOnClickListener（新的OnClickListener（）{
公共void onClick（视图v）{
ArLi.add（输入）；
ArAd.notifyDataSetChanged（）；
ET.setText（“”）；
}       
});     
}
}
这是LogCat错误：

02-27 16:44:06.369: I/Adreno-EGL(21719): <qeglDrvAPI_eglInitialize:320>: EGL 1.4 QUALCOMM Build: I0404c4692afb8623f95c43aeb6d5e13ed4b30ddbDate: 11/06/13
02-27 16:44:06.409: D/OpenGLRenderer(21719): Enabling debug mode 0
02-27 16:44:12.515: E/ArrayAdapter(21719): You must supply a resource ID for a TextView
02-27 16:44:12.515: D/AndroidRuntime(21719): Shutting down VM
02-27 16:44:12.515: W/dalvikvm(21719): threadid=1: thread exiting with uncaught exception (group=0x41836ba8)
02-27 16:44:12.525: E/AndroidRuntime(21719): FATAL EXCEPTION: main
02-27 16:44:12.525: E/AndroidRuntime(21719): Process: com.saly.list, PID: 21719
02-27 16:44:12.525: E/AndroidRuntime(21719): java.lang.IllegalStateException: ArrayAdapter requires the resource ID to be a TextView
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.ArrayAdapter.createViewFromResource(ArrayAdapter.java:386)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.ArrayAdapter.getView(ArrayAdapter.java:362)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.AbsListView.obtainView(AbsListView.java:2263)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.ListView.makeAndAddView(ListView.java:1790)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.ListView.fillDown(ListView.java:691)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.ListView.fillFromTop(ListView.java:752)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.ListView.layoutChildren(ListView.java:1616)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.AbsListView.onLayout(AbsListView.java:2091)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.View.layout(View.java:14817)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.ViewGroup.layout(ViewGroup.java:4631)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.RelativeLayout.onLayout(RelativeLayout.java:1055)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.View.layout(View.java:14817)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.ViewGroup.layout(ViewGroup.java:4631)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.FrameLayout.layoutChildren(FrameLayout.java:453)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.FrameLayout.onLayout(FrameLayout.java:388)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.View.layout(View.java:14817)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.ViewGroup.layout(ViewGroup.java:4631)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at com.android.internal.widget.ActionBarOverlayLayout.onLayout(ActionBarOverlayLayout.java:374)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.View.layout(View.java:14817)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.ViewGroup.layout(ViewGroup.java:4631)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.FrameLayout.layoutChildren(FrameLayout.java:453)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.FrameLayout.onLayout(FrameLayout.java:388)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.View.layout(View.java:14817)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.ViewGroup.layout(ViewGroup.java:4631)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.ViewRootImpl.performLayout(ViewRootImpl.java:1987)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:1744)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1000)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:5670)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.Choreographer$CallbackRecord.run(Choreographer.java:761)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.Choreographer.doCallbacks(Choreographer.java:574)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.Choreographer.doFrame(Choreographer.java:544)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:747)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.os.Handler.handleCallback(Handler.java:733)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.os.Handler.dispatchMessage(Handler.java:95)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.os.Looper.loop(Looper.java:136)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.app.ActivityThread.main(ActivityThread.java:5017)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at java.lang.reflect.Method.invokeNative(Native Method)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at java.lang.reflect.Method.invoke(Method.java:515)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:779)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:595)
02-27 16:44:12.525: E/AndroidRuntime(21719):    at dalvik.system.NativeStart.main(Native Method)
02-27 16:44:12.525: E/AndroidRuntime(21719): Caused by: java.lang.ClassCastException: android.widget.RelativeLayout cannot be cast to android.widget.TextView
02-27 16:44:12.525: E/AndroidRuntime(21719):    at android.widget.ArrayAdapter.createViewFromResource(ArrayAdapter.java:379)
02-27 16:44:12.525: E/AndroidRuntime(21719):    ... 40 more

02-27 16:44:06.369:I/Adreno EGL（21719）：:EGL 1.4高通公司生产：I0404C44692AFB8623F95C43AEB6D5E13ED4B30DDB日期：2013年6月11日
02-27 16:44:06.409:D/OpenGLRenderer（21719）：启用调试模式0
02-27 16:44:12.515:E/ArrayAdapter（21719）：必须为TextView提供资源ID
02-27 16:44:12.515:D/AndroidRuntime（21719）：关闭虚拟机
02-27 16:44:12.515:W/dalvikvm（21719）：threadid=1:线程退出时出现未捕获异常（组=0x41836ba8）
02-27 16:44:12.525:E/AndroidRuntime（21719）：致命异常：主
02-27 16:44:12.525:E/AndroidRuntime（21719）：进程：com.saly.list，PID:21719
02-27 16:44:12.525:E/AndroidRuntime（21719）：java.lang.IllegalStateException:ArrayAdapter要求资源ID为文本视图
02-27 16:44:12.525:E/AndroidRuntime（21719）：位于android.widget.ArrayAdapter.createViewFromResource（ArrayAdapter.java:386）
02-27 16:44:12.525:E/AndroidRuntime（21719）：在android.widget.ArrayAdapter.getView（ArrayAdapter.java:362）
02-27 16:44:12.525:E/AndroidRuntime（21719）：在android.widget.AbsListView.obtainView（AbsListView.java:2263）
02-27 16:44:12.525:E/AndroidRuntime（21719）：在android.widget.ListView.makeAndAddView（ListView.java:1790）
02-27 16:44:12.525:E/AndroidRuntime（21719）：在android.widget.ListView.fillDown（ListView.java:691）
02-27 16:44:12.525:E/AndroidRuntime（21719）：位于android.widget.ListView.fillFromTop（ListView.java:752）
02-27 16:44:12.525:E/AndroidRuntime（21719）：位于android.widget.ListView.layoutChildren（ListView.java:1616）
02-27 16:44:12.525:E/AndroidRuntime（21719）：在android.widget.AbsListView.onLayout（AbsListView.java:2091）
02-27 16:44:12.525:E/AndroidRuntime（21719）：在android.view.view.layout（view.java:14817）
02-27 16:44:12.525:E/AndroidRuntime（21719）：在android.view.ViewGroup.layout（ViewGroup.java:4631）
02-27 16:44:12.525:E/AndroidRuntime（21719）：在android.widget.RelativeLayout.onLayout（RelativeLayout.java:1055）
02-27 16:44:12.525:E/AndroidRuntime（21719）：在android.view.view.layout（view.java:14817）
02-27 16:44:12.525:E/AndroidRuntime（21719）：在android.view.ViewGroup.layout（ViewGroup.java:4631）
02-27 16:44:12.525:E/AndroidRuntime（21719）：在android.widget.FrameLayout.layoutChildren（FrameLayout.java:453）
02-27 16:44:12.525:E/AndroidRuntime（21719）：位于android.widget.FrameLayout.onLayout（FrameLayout.java:388）
02-27 16:44:12.525:E/AndroidRuntime（21719）：在android.view.view.layout（view.java:14817）
02-27 16:44:12.525:E/AndroidRuntime（21719）：在android.view.ViewGroup.layout（ViewGroup.java:4631）
02-27 16:44:12.525:E/AndroidRuntime（21719）：在com.android.internal.widget.ActionBarOverlayLayout.onLayout（ActionBarOverlayLayout.java:374）
02-27 16:44:12.525:E/AndroidRuntime（21719）：在android.view.view.layout（view.java:14817）
02-27 16:44:12.525:E/AndroidRuntime（21719）：在android.view.ViewGroup.layout（ViewGroup.java:4631）
02-27 16:44:12.525:E/AndroidRuntime（21719）：在android.widget.FrameLayout.layoutChildren（FrameLayout.java:453）
02-27 16:44:12.525:E/AndroidRuntime（21719）：位于android.widget.FrameLayout.onLayout（FrameLayout.java:388）
02-27 16:44:12.525:E/AndroidRuntime（21719）：在android.view.view.layout（view.java:14817）
02-27 16:44:12.525:E/AndroidRuntime（21719）：在android.view.ViewGroup.layout（ViewGroup.java:4631）
02-27 16:44:12.525:E/AndroidRuntime（21719）：在android.view.ViewRootImpl.performLayout（ViewRootImpl.java:1987）
02-27 16:44:12.525:E/AndroidRuntime（21719）：在android.view.ViewRootImpl.performTraversals（ViewRootImpl.java:1744）
02-27 16:44:12.525:E/AndroidRuntime（21719）：在android.view.ViewRootImpl.doTraversal（ViewRootImpl.java:1000）
02-27 16:44:12.525:E/AndroidRuntime（21719）：在android.view.ViewRootImpl$TraversalRunnable.run（ViewRootImpl.java:5670）
02-27 16:44:12.525:E/AndroidRuntime（21719）：在android.view.Choreographer$CallbackRecord.run（Choreographer.java:761）
02-27 16:44:12.525:E/AndroidRuntime（21719）：在android.view.Choreographer.doCallbacks（Choreographer.java:574）
02-27 16:44:12.525:E/AndroidRuntime（21719）：在android.view.Choreographer.doFrame（Choreographer.java:544）
02-27 16:44:12.525:E/AndroidRuntime（21719）：在android.view.Choreographer$FrameDisplayEventReceiver.run（Choreographer.java:747）
02-27 16:44:12.525:E/AndroidRuntime（21719）：在android.os.Handler.handleCallback（Handler.java:733）上
02-27 16:44:12.525:E/AndroidRuntime（21719）：在android.os.Handler.dispatchMessage（Handler.java:95）上
02-27 16:44:12.525:E/AndroidRuntime（21）

ArrayAdapter<String> ArAd=new ArrayAdapter<String>(this,  android.R.layout.simple_list_item_1,android.R.id.text1,ArLi);



    mEditProblem.setOnClickListener(new OnClickListener() {
                    public void onClick(View v) {
                       // calculate();
                        saveContentToDb();
                    }
                });

            mEditProblem.setOnFocusChangeListener(new View.OnFocusChangeListener() {          

                    public void onFocusChange(View v, boolean hasFocus) {
                        if(!hasFocus){
                           // calculate();
                            //if (event != null&& (event.getKeyCode() == KeyEvent.KEYCODE_ENTER)) {
                                InputMethodManager in = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
                                in.hideSoftInputFromWindow(mEditProblem.getApplicationWindowToken(),InputMethodManager.HIDE_NOT_ALWAYS);
                           // }
    //                      saveContentToDb();
                        }
                    }
                });


public void saveContentToDb(){

        newlyAddedText = mEditProblem.getText().toString();
        Toast.makeText(getApplicationContext(), mEditProblem.getText().toString(), 0).show();
        itemData.add(new ItemRow(mEditProblem.getText().toString(),getResources().getDrawable(R.drawable.ic_launcher) ));
        adapter.notifyDataSetChanged();
        mEditProblem.setText("");



    }



public class MainActivity extends Activity {
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.main);

    final EditText ET=(EditText) findViewById(R.id.EdtInput);
    final ListView LV=(ListView) findViewById(R.id.LstItem);
    final ArrayList<String> ArLi=new ArrayList<String>();
    final ArrayAdapter<String> ArAd=new ArrayAdapter<String>(this, R.layout.main,ArLi);
    LV.setAdapter(ArAd);
    Button Add=(Button) findViewById(R.id.BtnAdd);
    Add.setOnClickListener(new OnClickListener() {          
        public void onClick(View v) {
            ArLi.add(ET.getText().toString());
            ArAd.notifyDataSetChanged();
            ET.setText("");
        }       
    });     
}
}



Add.setOnClickListener(new OnClickListener() {          
    public void onClick(View v) {
        String input = ET.getText().toString();
        if(input != null && input != "")
        {
            ArLi.add(ET.getText().toString());
            ArAd.notifyDataSetChanged();
            ET.setText("");
        }
    }       
});