Getting related contact records as a inputCheckBox values for the selected Account in visualforce page

Here is the code for Getting related contact records as a inputCheckBox values for the selected Account in visualforce page.

Apex Class:

01	public class contactCheckbox

02

{

03	public contact selectedAccount{get;set;}

04

05	public contactCheckbox(ApexPages.StandardController stdCtrl) {

06	selectedAccount=(Contact)stdCtrl.getRecord();

07

}

08

09	public List<SelectOption> getItems()

10

{

11

12	List<Contact> cntList=[select Name from Contact        where AccountId=:selectedAccount.AccountID];

13	List<SelectOption> options = new List<SelectOption>();

14

15	for (Contact c:cntList)

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{

17	options.add(new SelectOption(c.Name,c.Name));

18

}

19	return options;

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}

21

22

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}

Visualforce Page

01	<apex:page standardController="Contact" extensions="contactCheckbox" showheader="false">

02

03	<apex:form >

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<center>

05

<br/>

06

<br/>

07	<apex:outputLabel value="Account Name">

08

09	<apex:inputField value="{!Contact.AccountId}" required="false" id="lid"> <br/><br/><br/>

10	<apex:actionsupport event="onchange" rerender="check"/>

11	</apex:inputField>

12

13	</apex:outputLabel>

14	<apex:outputPanel id="check">

15	<apex:outputLabel value="Contacts:" rendered="{!contact.AccountId!=null}">

16	<apex:selectCheckboxes value="{!selectedAccount}">

17	<apex:selectOptions value="{!items}"/>

18	</apex:selectCheckboxes><br/>

19	</apex:outputLabel>

20	</apex:outputPanel>

21

</center>

22	</apex:form>

23

24	</apex:page>

Output