Thursday 2 January 2014

Editext within Listview in android

main.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:orientation="vertical" >

    <ListView
        android:id="@+id/MyList"
        android:layout_width="fill_parent"
        android:layout_height="fill_parent"
        android:descendantFocusability="afterDescendants"
        android:cacheColorHint="@android:color/transparent"
        android:fadingEdge="none" >
    </ListView>

</LinearLayout>

row.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:orientation="horizontal" >

    <TextView
        android:id="@+id/txt"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="dfd" />
    <EditText
        android:id="@+id/ItemCaption"
        android:editable="true"
        android:layout_width="100dp"
        android:layout_height="wrap_content"
        android:layout_marginLeft="2dip"
      >
    </EditText>


</LinearLayout>

NewMain.Java
package com.example.editwithlist;

import java.io.IOException;
import java.util.ArrayList;

import android.app.Activity;
import android.content.Context;
import android.os.Bundle;
import android.text.Editable;
import android.text.TextWatcher;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnFocusChangeListener;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.Toast;

public class NewMain extends Activity {

ListView mListView;
int qty=1;
DatabaseConnectionAPI mDatabaseConnectionAPI;
ArrayList<ParserCategory> mArrayList;
InteractiveListViewAdapter mInteractiveListViewAdapter;
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mDatabaseConnectionAPI = new DatabaseConnectionAPI(
getApplicationContext());
try {
mDatabaseConnectionAPI.createDataBase();
mDatabaseConnectionAPI.openDataBase();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
mArrayList = new ArrayList<ParserCategory>();
mArrayList = mDatabaseConnectionAPI.getCategoryData();

mListView = (ListView) findViewById(R.id.MyList);
mInteractiveListViewAdapter=new InteractiveListViewAdapter(NewMain.this,R.layout.item,mArrayList);
mListView.setAdapter(mInteractiveListViewAdapter);

}

public class ViewHolder {
TextView text;
EditText scores;
}

public class InteractiveListViewAdapter extends ArrayAdapter<ParserCategory>

{
ArrayList<ParserCategory>mList;
Activity context;
ViewHolder viewHolder;
public InteractiveListViewAdapter(Context context, int resource,ArrayList<ParserCategory> mArrayList) {
super(context, R.layout.item,mArrayList);
this.context=(Activity) context;
mList=mArrayList;
}

@Override  
public View getView(final int position, View convertView, ViewGroup parent)
{      
View view = null;
if (convertView == null)
{            
LayoutInflater inflator = getLayoutInflater();

view = inflator.inflate(R.layout.item, null);

final ViewHolder viewHolder = new ViewHolder();
viewHolder.text = (TextView) view.findViewById(R.id.txt);  
viewHolder.scores=(EditText) view.findViewById(R.id.ItemCaption);  
viewHolder.scores.setText(mArrayList.get(position).getQty());

viewHolder.scores.addTextChangedListener(new TextWatcher()
{
public void onTextChanged(CharSequence s, int start, int before, int count) {    
ParserCategory element=(ParserCategory)viewHolder.scores.getTag();          
element.setQty(s.toString());      
}      
public void beforeTextChanged(CharSequence s, int start, int count,int after)
{      
}    
public void afterTextChanged(Editable s)
{                            
}
});    
viewHolder.scores.setTag(mList.get(position));
viewHolder.scores.setId(position);
view.setTag(viewHolder);  
}
else
{
view = convertView;
((ViewHolder) view.getTag()).scores.setTag(mList.get(position));
}

viewHolder = (ViewHolder) view.getTag();  
viewHolder.text.setText(mList.get(position).getCname());  
viewHolder.scores.setText(mList.get(position).getQty());  
return view;

}
}


}


Seekbar within Listview in Android

main.xml
<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"
    tools:context=".MainActivity" >
    <ListView
        android:id="@+id/list"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        
         />
</RelativeLayout>

row.xml
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical" >
    <SeekBar
        android:id="@+id/seekBar1"
        android:layout_width="match_parent"
        android:layout_height="wrap_content" 
        android:max="100"/>
    <LinearLayout android:layout_width="fill_parent"
        android:layout_height="fill_parent"
        android:orientation="horizontal">
        <Button
            android:id="@+id/button1"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="click to see row number" />
        <Button
            android:id="@+id/button2"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="0" />
    </LinearLayout>
</LinearLayout>

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

   ListView lv = (ListView) findViewById(R.id.list);
  lv.setAdapter(new ListAdapter(MainActivity.this));
 }

  private class ListAdapter extends BaseAdapter {
  private Context con;
  private int size = 20;
  private int s[] = new int[20];

   public ListAdapter(MainActivity mainActivity) {
   // TODO Auto-generated constructor stub
   this.con = mainActivity;
   for (int i = 0; i < size; i++) {
    s[i] = 0;
   }

   }

   @Override
  public int getCount() {
   // TODO Auto-generated method stub
   return size;
  }

   @Override
  public Object getItem(int position) {
   // TODO Auto-generated method stub
   return null;
  }

   @Override
  public long getItemId(int position) {
   // TODO Auto-generated method stub
   return position;
  }

   @Override
  public View getView(final int position, View convertView,ViewGroup parent) {
   // TODO Auto-generated method stub
   LayoutInflater inflater = LayoutInflater.from(this.con);
   View View = inflater.inflate(R.layout.list_row, null);
   SeekBar seekbar = (SeekBar) View.findViewById(R.id.seekBar1);
   Button btnrow = (Button) View.findViewById(R.id.button1);
   final Button btnseek = (Button) View.findViewById(R.id.button2);

    seekbar.setProgress(s[position]);
   btnseek.setText("" + s[position]);

    seekbar.setOnSeekBarChangeListener(new OnSeekBarChangeListener() {

     @Override
    public void onStopTrackingTouch(SeekBar seekBar) {
    }

     @Override
    public void onStartTrackingTouch(SeekBar seekBar) {
    }

     @Override
    public void onProgressChanged(SeekBar seekBar, int progress,
      boolean fromUser) {
     // TODO Auto-generated method stub
     btnseek.setText("" + progress);
     s[position] = progress;

     }
   });

    return View;
  }


  }