android - fill listView frequently in a layout -


i creating layout shows database values.but error appears in logcat:

your content must have listview id attribute 'android.r.id.list'

this listactivity:

import android.app.listactivity; import android.database.cursor; import android.os.bundle; import android.util.log; import android.view.view; import android.widget.simplecursoradapter; import android.widget.simplecursoradapter.viewbinder; import android.widget.textview;   public class row_user extends listactivity     {           private static string   tag     = "row_user";         static final string[]      = { data.c_user, data.c_pass };         static final int[]           = { r.id.row_user, r.id.row_pass };         cursor                  cursor;         simplecursoradapter     adapter;           @override         protected void oncreate(bundle savedinstancestate)             {                  log.d(tag, "oncreate-------start");                  super.oncreate(savedinstancestate);                 setcontentview(r.layout.row_users);                   make_and_fill_rows();                  log.d(tag, "oncreate-------end");              }            static final viewbinder view_binder = new viewbinder()                                                 {                                                       public                                                             boolean                                                             setviewvalue(                                                                     view view,                                                                     cursor cursor,                                                                     int columnindex)                                                         {                                                              log.d(                                                                     tag,                                                                     "entering switch-case...");                                                             switch (view                                                                     .getid())                                                                 {                                                                     case r.id.row_user:                                                                         ((textview) view)                                                                                 .settext("userrrrrr");                                                                         return true;                                                                      case r.id.row_pass:                                                                         ((textview) view)                                                                                 .settext("passssssss");                                                                         return true;                                                                       default:                                                                         return false;                                                                 }                                                         }                                                  };          private void make_and_fill_rows()             {                  log.d(tag, "make_and_fill_rows-----start");                  cursor = ((constant) getapplication()).data.query("1=1", null);                  adapter =                             new simplecursoradapter(                                     this,                                     r.layout.row_users,                                     cursor,                                     from,                                     to);                 adapter.setviewbinder(view_binder);                  settitle("کاربران");                 setlistadapter(adapter);                  log.d(tag, "make_and_fill_rows-----end");             }      }

this layout xml:

<linearlayout     xmlns:android="http://schemas.android.com/apk/res/android"     android:layout_width="match_parent"     android:layout_height="wrap_content"     android:layout_alignparentleft="true" >      <textview         android:id="@+id/row_user"         android:layout_width="wrap_content"         android:layout_height="wrap_content"         android:layout_marginleft="20dp"         android:layout_margintop="20dp"         android:text="user" />      <textview         android:id="@+id/row_pass"         android:layout_width="wrap_content"         android:layout_height="wrap_content"         android:layout_marginleft="22dp"         android:text="pass" />      <listview         android:id="@+id/list"         android:layout_width="match_parent"         android:layout_height="wrap_content"         android:layout_weight="1" >     </listview>  </linearlayout>

i have button in layout, starts activity in onclicklistener. can me please?

replace line 

    android:id="@+id/list"

with this

    android:id="@android:id/list"

the exception getting

your content must have listview id attribute 'android.r.id.list'

its saying must have define listview existed resource id android.r.id.list can using @android:id/list


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