Android - Search in Custom ListView Example

SEARCH IN CUSTOM LISTVIEW

SOURCE CODE [main.xml] is

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

android:orientation="vertical"

android:layout_width="fill_parent"

                android:layout_height="fill_parent">

                <EditText android:id="@+id/EditText01"

android:layout_height="wrap_content"

                                android:layout_width="fill_parent"

android:hint="Search">                               

                </EditText>

                <ListView android:id="@+id/ListView01"

android:layout_height="wrap_content"

                                android:layout_width="fill_parent">

</ListView>

</LinearLayout>

SOURCE CODE [listview.xml] is

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
                android:layout_height="wrap_content"

android:gravity="left|center"

                android:layout_width="fill_parent"

android:paddingBottom="5px"

                android:background="#fff200"
                android:paddingTop="5px"

android:paddingLeft="5px">

                <ImageView android:id="@+id/ImageView01"
                                android:layout_width="wrap_content"

android:layout_height="wrap_content">

                </ImageView>

                <TextView android:id="@+id/TextView01"
                                android:layout_width="wrap_content"

android:layout_height="wrap_content"

                                android:textSize="20px"
                                android:textStyle="bold"
                                android:layout_marginLeft="10px"

android:textColor="#0099CC">

                </TextView>

</LinearLayout>
   
SOURCE CODE [CustomListViewSearch.java] is

package com.CustomListViewSearch;

import java.util.ArrayList;

import android.app.Activity;

import android.os.Bundle;

import android.text.Editable;

import android.text.TextWatcher;

import android.view.LayoutInflater;

import android.view.View;

import android.view.ViewGroup;

import android.widget.BaseAdapter;

import android.widget.EditText;

import android.widget.ImageView;

import android.widget.ListView;

import android.widget.TextView;

public class CustomListViewSearch extends Activity

{

EditText edittext;

ListView listview;

String[] text = { "One", "Two", "Three", "Four", "Five", "Six", "Seven",

"Eight", "Nine", "Ten" };

int[] image = { R.drawable.one, R.drawable.two, R.drawable.three,

R.drawable.four, R.drawable.five, R.drawable.six, R.drawable.seven,

R.drawable.eight, R.drawable.nine, R.drawable.ten };

int textlength = 0;

ArrayList<String> text_sort = new ArrayList<String>();

ArrayList<Integer> image_sort = new ArrayList<Integer>();

public void onCreate(Bundle savedInstanceState)

{

super.onCreate(savedInstanceState);

setContentView(R.layout.main);

edittext = (EditText) findViewById(R.id.EditText01);

listview = (ListView) findViewById(R.id.ListView01);

listview.setAdapter(new MyCustomAdapter(text, image));

edittext.addTextChangedListener(new TextWatcher()

{

public void afterTextChanged(Editable s)

{

}

public void beforeTextChanged(CharSequence s, int start,

int count, int after)

{

}

public void onTextChanged(CharSequence s, int start,

int before, int count)

{

textlength = edittext.getText().length();

text_sort.clear();

image_sort.clear();

for (int i = 0; i < text.length; i++)

{

if (textlength <= text[i].length())

{

if (edittext.getText().toString().

equalsIgnoreCase((String) text[i].subSequence(0, textlength)))

{

text_sort.add(text[i]);

image_sort.add(image[i]);

}

}

}

listview.setAdapter(new MyCustomAdapter

(text_sort, image_sort));

}

});

}

class MyCustomAdapter extends BaseAdapter

{

String[] data_text;

int[] data_image;

MyCustomAdapter()

{

}

MyCustomAdapter(String[] text, int[] image)

{

data_text = text;

data_image = image;

}

MyCustomAdapter(ArrayList<String> text, ArrayList<Integer> image)

{

data_text = new String[text.size()];

data_image = new int[image.size()];

for(int i=0;i<text.size();i++)

{

data_text[i] = text.get(i);

data_image[i] = image.get(i);

}

}

public int getCount()

{

return data_text.length;

}

public String getItem(int position)

{

return null;

}

public long getItemId(int position)

{

return position;

}

public View getView(int position, View convertView, ViewGroup parent)

{

LayoutInflater inflater = getLayoutInflater();

View row;

row = inflater.inflate(R.layout.listview, parent, false);

TextView textview = (TextView) row.findViewById(R.id.TextView01);

ImageView imageview = (ImageView) row

.findViewById(R.id.ImageView01);

textview.setText(data_text[position]);

imageview.setImageResource(data_image[position]);

return (row);

}

}

}

The OUTPUT will be