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Reference Field Action

The Flow of the action performed when a click on **picklist image is encountered.

**picklist image is shown in above diagram.

Controller.java

doPost is called.
Request is being parsed and is assigned to lhrequest variable.
Request is being processed with processrequest function.
- The corresponding action found for Reference field is ACTION_OPEN_FOR_SELECT from where openForSelect( ) is called.
- Curent Page is get and set to Basepage Object
- This object is set with the request
- New Page created with createPage( );
- CreatePageInstance( ) is called.
- This will call init method of SimpleList Page.
- Here Option Source is determined.
- Code Column and Name Column is generated by postfixing “_cd “ and “_name” values.
- This page is added to mvPages
- Base Page defaults are loaded and Selection Field is set
- check if it is I Screen Mode
- Auto Retrive is called from List Page
- Finally Base page object Creation is completed in Controller.java
  - generatecode of List Page is called.
  - From here generatePopupCode( ) is called
  - ReferenceField Name is get
  - generate Top is called
  - Here new Form called “PopupForm” is generated
  - OptionService.java
  - getOption() called
  - OptionData.java
  - it will retrive maOption
  - Now,lvoption is set
  - mvrows=lvoption
  - Generate Bottom is called
  - Back to Controller.java
  - write Response
  - Release Connection

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