title: Read EditText Content From ListView
body: <p>I have a ListView in following manner</p>
  
  <pre><code>Item_name       Quantity      Price/Unit    Net Amount
  
  &lt;TextView&gt;     &lt;EditText&gt;    &lt;TextView&gt;    &lt;TextView&gt;
  &lt;TextView&gt;     &lt;EditText&gt;    &lt;TextView&gt;    &lt;TextView&gt;
  &lt;TextView&gt;     &lt;EditText&gt;    &lt;TextView&gt;    &lt;TextView&gt;
  &lt;TextView&gt;     &lt;EditText&gt;    &lt;TextView&gt;    &lt;TextView&gt;
  </code></pre>
  
  <p>and so on</p>
  
  <p>Now i want that when i enter any text in the EditText for quantity then it should generate the Net Amount by given formaula</p>
  
  <p>Net Amount=Quantity*Price/Unit</p>
  
  <p>Example</p>
  
  <p>Quantity     3
  Price/Unti   30</p>
  
  <p>so Net Amount TextView should display 90</p>
  
  <p>I want this in an efficient user interface way</p>
  
  <p>Please give me any solution</p>
  
  <p>My code</p>
  
  <pre><code>Class FinalOrder.java
  
  import android.content.Context;
  import android.os.Bundle;
  import android.view.KeyEvent;
  import android.view.LayoutInflater;
  import android.view.View;
  import android.view.ViewGroup;
  import android.widget.AdapterView;
  import android.widget.BaseAdapter;
  import android.widget.EditText;
  import android.widget.ListView;
  import android.widget.TextView;
  import android.widget.TextView.OnEditorActionListener;
  import android.widget.Toast;
  import android.widget.AdapterView.OnItemClickListener;
  import com.DAL.MenuCumActivity;
  
  public class FinalOrder extends MenuCumActivity
  {
      private static String[] items=null;
      private static String[] price=null;
      private static String[] netamount=null;
      private ListView listview;
      public void onCreate(Bundle b)
      {
          super.onCreate(b);
          setContentView(R.layout.finalorderview);
          items=getIntent().getStringArrayExtra("items");
          price=getIntent().getStringArrayExtra("price");
          netamount=new String[price.length];
          listview=(ListView)findViewById(R.id.listview);
          EfficientAdapter adapter=new EfficientAdapter(this);
          listview.setAdapter(adapter);
          listview.setOnItemClickListener(new OnItemClickListener()
          {
              @Override
              public void onItemClick(AdapterView&lt;?&gt; parentView, View v, int position,long id) 
              {
                  Toast.makeText(v.getContext(),"select",Toast.LENGTH_LONG).show();
              }
          });
      }
      public void onFocus(View v)
      {
          listview.setFocusable(true);
          //listview.
      }
      private static class EfficientAdapter extends BaseAdapter 
      {
           private LayoutInflater mInflater;
           private Context ctx;
           public EfficientAdapter(Context context)
           {
               ctx=context;
               mInflater = LayoutInflater.from(context);
           }
  
           public int getCount() 
           {
               return items.length;
           }
           public Object getItem(int position) 
           {
               return position;
           }
           public long getItemId(int position) 
           {
               return position;
           }
           public View getView(int position, View convertView, ViewGroup parent) 
           {
              ViewHolder holder;
              if (convertView == null) 
              {
                   convertView = mInflater.inflate(R.layout.finalorderitem,parent,false);
                   holder = new ViewHolder();
                   holder.item = (TextView) convertView.findViewById(R.id.txtnameFinalOrderItem);
                   holder.quantity=(EditText)convertView.findViewById(R.id.edttextFinalOrderQty);
  
  
                   holder.singleprice = (TextView) convertView.findViewById(R.id.txtperpriceFinalOrderItem);
                   holder.finalprice=(TextView)convertView.findViewById(R.id.txtfinalpriceFinalOrderItem);
                   holder.item.setText(items[position]);
                   holder.singleprice.setText(price[position]);
                   int net_amount=0;
                   if(!holder.quantity.getText().toString().equals(""))
                       net_amount=Integer.parseInt(holder.quantity.getText().toString())*Integer.parseInt(price[position]);
                   holder.finalprice.setText(""+net_amount);
                   convertView.setTag(holder);
              }
              else
              {
                  holder = (ViewHolder) convertView.getTag();
              }
              holder.item.setText(items[position]);
              holder.singleprice.setText(price[position]);
              holder.quantity.setText("");
              int net_amount=0;
              if(!holder.quantity.getText().toString().equals(""))
                  net_amount=Integer.parseInt(holder.quantity.getText().toString())*Integer.parseInt(price[position]);
              holder.finalprice.setText(""+net_amount);
              return convertView;
           }
           public class ViewHolder 
           {
               TextView item;
               EditText quantity;
               TextView singleprice;
               TextView finalprice;
  
           }
      }
  }
  </code></pre>
  
  <p>My Layout Files</p>
  
  <p><strong>finalorderview.xml</strong></p>
  
  <pre><code>&lt;?xml version="1.0" encoding="utf-8"?&gt;
  &lt;LinearLayout android:id="@+id/main"
      xmlns:android="http://schemas.android.com/apk/res/android"
      android:orientation="vertical"
      android:layout_height="fill_parent"
      android:layout_width="fill_parent"&gt;
      &lt;!-- Header --&gt;
      &lt;LinearLayout android:id="@+id/header"
          android:background="#FFFFFF"
          android:padding="10dip"
          android:orientation="horizontal"
          android:paddingBottom="5dip"
          android:layout_height="wrap_content"
          android:layout_width="fill_parent"
          &gt;
          &lt;TextView android:id="@+id/heading"
              android:layout_height="wrap_content"
              android:layout_width="fill_parent"
              android:text="Select Quantity"
              android:gravity="left"
              android:layout_weight="1"
              android:textColor="#CC6633"
              android:textSize="25px"
              android:textStyle="bold"
          /&gt;
          &lt;Button
              android:text="Make Order"
              android:id="@+id/btnOrder"
              android:layout_weight="1"
              android:textSize="15px"
              android:gravity="center"
              android:layout_width="fill_parent"
              android:layout_height="wrap_content"&gt;
          &lt;/Button&gt;
      &lt;/LinearLayout&gt;
      &lt;LinearLayout android:id="@+id/header"
          android:background="#FFFFFF"
          android:padding="5dip"
          android:layout_height="wrap_content"
          android:layout_width="fill_parent"
          &gt;
          &lt;LinearLayout 
              android:layout_height="wrap_content"
              android:layout_weight="1"
              android:layout_width="fill_parent"
              android:layout_gravity="center"
              android:padding="5dip"
              android:id="@+id/linearLayout2"&gt;
              &lt;TextView
                  android:id="@+id/txtnameItem"
                  android:text="Item"
                  android:gravity="center"
                  android:textColor="#000000"
                  android:layout_width="fill_parent"
                  android:layout_height="wrap_content"&gt;
              &lt;/TextView&gt;
          &lt;/LinearLayout&gt;
          &lt;LinearLayout 
              android:layout_height="wrap_content"
              android:layout_width="match_parent"
              android:layout_weight="1"
              android:padding="5dip"
              android:gravity="left"
              android:id="@+id/linearLayout2"&gt;
              &lt;TextView
                  android:id="@+id/txtquantityfinalorder"
                  android:text="Quantity"
                  android:layout_weight="1"
                  android:textColor="#000000"
                  android:layout_width="wrap_content"
                  android:layout_height="wrap_content"
                  android:gravity="center"&gt;
              &lt;/TextView&gt;
              &lt;TextView
                  android:id="@+id/txtperprice"
                  android:gravity="center"
                  android:text="Price"
                  android:layout_weight="1"
                  android:textColor="#000000"
                  android:layout_width="wrap_content"
                  android:layout_height="wrap_content" android:layout_gravity="left"&gt;
              &lt;/TextView&gt;
              &lt;TextView
                  android:id="@+id/txtfinalprice"
                  android:gravity="right"
                  android:text="Net Amount"
                  android:layout_weight="1"
                  android:textColor="#000000"
                  android:layout_width="wrap_content"
                  android:layout_height="wrap_content"
                  android:layout_gravity="right"&gt;
              &lt;/TextView&gt;
          &lt;/LinearLayout&gt;
      &lt;/LinearLayout&gt;
      &lt;!-- List Divider --&gt;
      &lt;View android:layout_width="fill_parent"
          android:layout_height="5dip"
          android:background="#C85A17" /&gt;
      &lt;!-- ListView (list_items) --&gt;
      &lt;LinearLayout android:id="@+id/layout"
          android:layout_width="fill_parent"
          android:orientation="vertical"
          android:layout_height="wrap_content"&gt;
          &lt;ListView android:id="@+id/listview"
              android:layout_height="wrap_content"
              android:clickable="true"
              android:descendantFocusability="beforeDescendants"
              android:layout_width="fill_parent"&gt;
          &lt;/ListView&gt;
      &lt;/LinearLayout&gt;
  &lt;/LinearLayout&gt;
  </code></pre>
  
  <p><strong>2) finalorderitem.xml</strong></p>
  
  <pre><code>&lt;?xml version="1.0" encoding="utf-8"?&gt;
  &lt;LinearLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:orientation="vertical"
    android:background="#FFFFFF"
    android:layout_height="fill_parent"&gt;
      &lt;LinearLayout
          android:layout_margin="15dip"
          android:layout_height="wrap_content"
          android:layout_width="fill_parent"
          android:background="#FFFFFF"
          android:orientation="horizontal"
          android:id="@+id/linearLayout1"&gt;
          &lt;LinearLayout 
              android:layout_height="wrap_content"
              android:layout_weight="1"
              android:layout_width="fill_parent"
              android:layout_gravity="center"
              android:padding="3dip"
              android:paddingRight="0dip"
              android:id="@+id/linearLayout2"&gt;
              &lt;TextView
                  android:id="@+id/txtnameFinalOrderItem"
                  android:textSize="20px"
                  android:textStyle="bold"
                  android:text="col_1"
                  android:gravity="left"
                  android:textColor="#000000"
                  android:layout_width="fill_parent"
                  android:layout_height="wrap_content"&gt;
              &lt;/TextView&gt;
          &lt;/LinearLayout&gt;
          &lt;LinearLayout 
              android:layout_height="wrap_content"
              android:layout_width="fill_parent"
              android:layout_weight="1"
              android:textStyle="bold"
              android:id="@+id/linearLayout2"&gt;
              &lt;EditText
                  android:text="0"
                  android:id="@+id/edttextFinalOrderQty"
                  android:layout_width="fill_parent"
                  android:layout_weight="1"
                  android:numeric="integer"
                  android:layout_height="wrap_content"&gt;
              &lt;/EditText&gt;
              &lt;TextView
                  android:id="@+id/txtperpriceFinalOrderItem"
                  android:gravity="center"
                  android:layout_gravity="center"
                  android:text="price"
                  android:layout_weight="1"
                  android:textSize="15px"
                  android:textColor="#000000"
                  android:layout_width="fill_parent"
                  android:layout_height="wrap_content"&gt;
              &lt;/TextView&gt;
              &lt;TextView
                  android:id="@+id/txtfinalpriceFinalOrderItem"
                  android:gravity="right"
                  android:layout_gravity="center"
                  android:text="col_2"
                  android:layout_weight="1"
                  android:textSize="20px"
                  android:textStyle="bold"
                  android:textColor="#000000"
                  android:layout_width="fill_parent"
                  android:layout_height="wrap_content"&gt;
              &lt;/TextView&gt;
          &lt;/LinearLayout&gt;
      &lt;/LinearLayout&gt;
  &lt;/LinearLayout&gt;
  </code></pre>