public with sharing class UserMultiSelectComponentController {
public static final String USERTYPE_STD = 'Standard';
public list<String> InitialRightList {get;set;}
public list<String> CurrentRightList {get;set;}
public String SearchText {get;set;}
public list<String> LeftSelectedList {get;set;}
public list<String> RightSelectedList {get;set;}
map<String, User> LeftOptionMap = new map<String, User>();
map<String, User> RightOptionMap = new map<String, User>();
/****
* Controller - instantiate lists
****/
public UserMultiSelectComponentController() {
LeftSelectedList = new list<String>();
RightSelectedList = new list<String>();
}
/****
* ClickRight - Right pointing arrow was clicked. Move selected options to the right box.
****/
public PageReference ClickRight(){
RightSelectedList.clear();
for(String s : LeftSelectedList){
if (LeftOptionMap.containsKey(s)) {
RightOptionMap.put(s, LeftOptionMap.get(s));
}
LeftOptionMap.remove(s);
}
return null;
}
/****
* ClickLeft - Left pointing arrow was clicked. Move selected options to the left box.
****/
public PageReference ClickLeft(){
LeftSelectedList.clear();
for(String s : RightSelectedList){
if (RightOptionMap.containsKey(s)) {
LeftOptionMap.put(s, RightOptionMap.get(s));
}
RightOptionMap.remove(s);
}
return null;
}
/****
* getLeftOptionList - return SelectOptions for the left/unselected box
****/
public list<SelectOption> getLeftOptionList(){
list<SelectOption> TempOptionList = new list<SelectOption>();
list<User> TempValueList;
TempValueList = LeftOptionMap.values();
TempValueList.sort(); // sort by name
for (User u : TempValueList) {
TempOptionList.add(new SelectOption(u.Id, u.Name));
}
return TempOptionList;
}
/****
* getRightOptionList - return SelectOptions for the right/selected box
****/
public list<SelectOption> getRightOptionList(){
list<SelectOption> TempOptionList = new list<SelectOption>();
list<User> TempValueList;
list<User> UserList;
//clear is used instead of new list, so the list maintains the pointer to the ExamplePageController list
CurrentRightList.clear();
// load initially selected records into the right box
if (InitialRightList != null && InitialRightList.size() > 0) {
UserList = [Select Name, Id, IsActive, UserType From User where IsActive=true and UserType = :USERTYPE_STD and Id IN :InitialRightList limit 500];
for (User u : UserList) {
RightOptionMap.put(u.Id, u);
}
InitialRightList.clear();
}
TempValueList = RightOptionMap.values();
TempValueList.sort(); // sort by name
for (User u : TempValueList) {
TempOptionList.add(new SelectOption(u.Id, U.Name));
CurrentRightList.add(u.Id);
}
return TempOptionList;
}
/****
* Find - Search for user records by name, and add them to the left box
****/
public PageReference Find(){
String TempSearchText;
list<User> UserList;
TempSearchText = '%' + SearchText + '%';
UserList = [Select Name, Id, IsActive, UserType From User where IsActive=true and UserType = :USERTYPE_STD and Name like :TempSearchText limit 500];
LeftOptionMap.clear();
for (User u : UserList) {
if (!RightOptionMap.containsKey(u.Id)) {
LeftOptionMap.put(u.Id, u);
}
}
return null;
}
}
