我希望一个活动水平包含2个列表视图...我知道我编码正确但问题是现在每当进入setcontenct视图时它会找到一个带有这样数据的xml .......... 。 但现在我试图调试我的项目。它无法在setcontentview（）
中找到列表<?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="match_parent"
android:orientation="vertical"
android:padding="5dp" >
<TextView
android:id="@+id/title_compare"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:gravity="center"
android:padding="5dp"
android:text="College Compare"
android:textAppearance="@android:style/TextAppearance.Medium"
android:textStyle="bold" />
<View
android:layout_width="fill_parent"
android:layout_height="2dp"
android:layout_marginTop="3dp"
android:background="#000" />
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_marginTop="5dp"
android:orientation="horizontal"
android:weightSum="3" >
<TextView
android:layout_width="0dip"
android:layout_height="wrap_content"
android:layout_marginRight="3dp"
android:layout_weight="1"
android:text="1st College"
android:textAppearance="@android:style/TextAppearance.Small"
android:typeface="sans" />
<TextView
android:id="@+id/col1_compare"
android:layout_width="0dip"
android:layout_height="wrap_content"
android:layout_weight="2"
android:text=""
android:textAppearance="@android:style/TextAppearance.Small"
android:typeface="serif" />
</LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:orientation="horizontal"
android:weightSum="3" >
<TextView
android:layout_width="0dip"
android:layout_height="wrap_content"
android:layout_marginRight="3dp"
android:layout_weight="1"
android:text="2nd College"
android:textAppearance="@android:style/TextAppearance.Small"
android:typeface="sans" />
<TextView
android:id="@+id/col2_compare"
android:layout_width="0dip"
android:layout_height="wrap_content"
android:layout_weight="2"
android:textAppearance="@android:style/TextAppearance.Small"
android:typeface="serif" />
</LinearLayout>
<View
android:layout_width="fill_parent"
android:layout_height="2dp"
android:layout_marginTop="3dp"
android:background="#000" />
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:orientation="horizontal"
android:padding="5dp"
android:weightSum="3" >
<TextView
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_marginRight="3dp"
android:layout_weight="1"
android:textAppearance="@android:style/TextAppearance.Small" />
<TextView
android:id="@+id/t26"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_marginRight="3dp"
android:layout_weight="1"
android:text="1st College"
android:textAppearance="@android:style/TextAppearance.Small"
android:textStyle="bold" />
<TextView
android:id="@+id/t27"
android:layout_width="0dip"
android:layout_height="wrap_content"
android:layout_weight="1"
android:text="2nd College"
android:textAppearance="@android:style/TextAppearance.Small"
android:textStyle="bold" />
</LinearLayout>
<View
android:layout_width="fill_parent"
android:layout_height="2dp"
android:layout_marginTop="3dp"
android:background="#000" />
<ScrollView
android:layout_width="fill_parent"
android:layout_height="wrap_content" >
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="vertical" >
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="match_parent"
android:orientation="horizontal"
android:padding="5dp"
android:weightSum="3" >
<TextView
android:layout_width="0dip"
android:layout_height="wrap_content"
android:layout_marginRight="3dp"
android:layout_weight="0.75"
android:text="Estd. In"
android:textAppearance="@android:style/TextAppearance.Small" />
<TextView
android:id="@+id/estd_1"
android:layout_width="0dip"
android:layout_height="wrap_content"
android:layout_marginRight="3dp"
android:layout_weight="1.12"
android:textAppearance="@android:style/TextAppearance.Small"
android:typeface="serif" />
<TextView
android:id="@+id/estd_2"
android:layout_width="0dip"
android:layout_height="wrap_content"
android:layout_weight="1.12"
android:textAppearance="@android:style/TextAppearance.Small"
android:typeface="serif" />
</LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="match_parent"
android:orientation="horizontal"
android:padding="5dp"
android:weightSum="3" >
<TextView
android:layout_width="0dip"
android:layout_height="wrap_content"
android:layout_marginRight="3dp"
android:layout_weight="0.75"
android:text="Affiliation"
android:textAppearance="@android:style/TextAppearance.Small" />
<TextView
android:id="@+id/aff_1"
android:layout_width="0dip"
android:layout_height="wrap_content"
android:layout_marginRight="3dp"
android:layout_weight="1.12"
android:textAppearance="@android:style/TextAppearance.Small"
android:typeface="serif" />
<TextView
android:id="@+id/aff_2"
android:layout_width="0dip"
android:layout_height="wrap_content"
android:layout_weight="1.12"
android:textAppearance="@android:style/TextAppearance.Small"
android:typeface="serif" />
</LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="match_parent"
android:orientation="horizontal"
android:padding="5dp"
android:weightSum="3" >
<TextView
android:layout_width="0dip"
android:layout_height="wrap_content"
android:layout_marginRight="3dp"
android:layout_weight="0.75"
android:text="Infrast."
android:textAppearance="@android:style/TextAppearance.Small" />
<TextView
android:id="@+id/infrast_1"
android:layout_width="0dip"
android:layout_height="wrap_content"
android:layout_marginRight="3dp"
android:layout_weight="1.12"
android:textAppearance="@android:style/TextAppearance.Small"
android:typeface="serif" />
<TextView
android:id="@+id/infrast_2"
android:layout_width="0dip"
android:layout_height="wrap_content"
android:layout_weight="1.12"
android:textAppearance="@android:style/TextAppearance.Small"
android:typeface="serif" />
</LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="match_parent"
android:orientation="horizontal"
android:padding="5dp"
android:weightSum="3" >
<TextView
android:layout_width="0dip"
android:layout_height="wrap_content"
android:layout_marginRight="3dp"
android:layout_weight="0.75"
android:text="Placemnt"
android:textAppearance="@android:style/TextAppearance.Small" />
<TextView
android:id="@+id/placement_1"
android:layout_width="0dip"
android:layout_height="wrap_content"
android:layout_marginRight="3dp"
android:layout_weight="1.12"
android:textAppearance="@android:style/TextAppearance.Small"
android:typeface="serif" />
<TextView
android:id="@+id/placement_2"
android:layout_width="0dip"
android:layout_height="wrap_content"
android:layout_weight="1.12"
android:textAppearance="@android:style/TextAppearance.Small"
android:typeface="serif" />
</LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="match_parent"
android:orientation="horizontal"
android:padding="5dp"
android:weightSum="3" >
<TextView
android:layout_width="0dip"
android:layout_height="wrap_content"
android:layout_marginRight="3dp"
android:layout_weight="0.75"
android:gravity="center"
android:text="@string/cnf"
android:textAppearance="@android:style/TextAppearance.Small" />
<ListView
android:id="@+id/list_1"
android:layout_width="0dip"
android:layout_height="wrap_content"
android:layout_marginRight="3dp"
android:layout_weight="1.12"
android:divider="#000"
android:dividerHeight="0.5dp"
android:typeface="serif" />
<ListView
android:id="@+id/list_2"
android:layout_width="0dip"
android:layout_height="wrap_content"
android:layout_weight="1.12"
android:divider="#000"
android:dividerHeight="0.5dp"
android:typeface="serif" />
</LinearLayout>
</LinearLayout>
</ScrollView>
</LinearLayout>
- public class Comparision extends ListActivity{
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
comparelist_1 = new ArrayList<HashMap<String, String>>();
comparelist_2 = new ArrayList<HashMap<String, String>>();
clg1=Comparision1.c1;
clg2=Comparision1.c2;
setContentView(R.layout.college_compare);
TextView tv1=(TextView) findViewById(R.id.col1_compare);
TextView tv2=(TextView) findViewById(R.id.col2_compare);
tv1.setText(clg1);
tv2.setText(clg2);
new getCompare().execute();
}
class getCompare extends AsyncTask<String,String,String>{
@Override
protected void onPreExecute() {
super.onPreExecute();
........
}
@Override
protected String doInBackground(String... params) {
// ------------- THis is for the listview---------
if (jsonString2 != null ) {
try{
JSONObject jsonObject_3= new JSONObject(jsonString2);
courses = jsonObject_3.getJSONArray(TAG_JSONARRAY1);
/* --------- Colleges Compare url_2a -------- */
for (int i = 0; i < courses.length() ; i++) {
JSONObject jsonObject = courses.getJSONObject(i);
String course_1=jsonObject.getString("course");
String fee_1=jsonObject.getString("fee");
HashMap<String, String> Compare1 = new HashMap<String, String>();
Compare1.put(C1, course_1);
Compare1.put(C2, fee_1);
comparelist_1.add(Compare1);
}
// Collections.sort(suggest);
}catch(JSONException e){
Log.w("Error", e.getMessage());
}
}
if (jsonString3 != null ) {
try{
JSONObject jsonObject_4= new JSONObject(jsonString3);
courses1 = jsonObject_4.getJSONArray(TAG_JSONARRAY1);
/* ------------------- Colleges Compare url_2a -------- */
for (int i = 0; i < courses1.length() ; i++) {
JSONObject jsonObject = courses1.getJSONObject(i);
String course_2=jsonObject.getString("course");
String fee_2=jsonObject.getString("fee");
HashMap<String, String> Compare2 = new HashMap<String, String>();
Compare2.put(C3, course_2);
Compare2.put(C4, fee_2);
comparelist_2.add(Compare2);
}
// Collections.sort(suggest);
}catch(JSONException e){
Log.w("Error", e.getMessage());
}
}
return null;
}
@Override
protected void onPostExecute(String result) {
super.onPostExecute(result);
ListAdapter adapter1 = new SimpleAdapter(Comparision.this, comparelist_1,
R.layout.course_fee, new String[] { C1,C2 },
new int[] { R.id.coursetv_c_f,R.id.feetv_c_f });
setProgressBarVisibility(true);
setListAdapter(adapter1);
ListAdapter adapter2 = new SimpleAdapter(Comparision.this,comparelist_2,
R.layout.course_fee, new String[] { C3,C3 },
new int[] { R.id.coursetv_c_f,R.id.feetv_c_f });
// setProgressBarVisibility(true);
setListAdapter(adapter2);
}
}
}