HOOK Methods in webdynpro

COMPONENT CONTROLLER  - Hook Methods:

• WDDOAPPLICATIONSTATECHANGE   -  Handling for Suspending and Resuming an Application
• WDDOBEFORENAVIGATION  -     Error Handling Before Navigation Through Application
• WDDOEXIT   -  Controller Clean-Up Method
• WDDOINIT    -   Controller Initialization Method
• WDDOPOSTPROCESSING    -   Prepare Output

VIEW CONTROLLER  - Hook Methods:

• WDDOAFTERACTION   -    Method for non-action specific operations before navigation
• WDDOBEFOREACTION    -   Method for Validation of User Input 
• WDDOEXIT   -  Controller Clean-Up Method 
• WDDOINIT  -  Controller Initialization Method 
• WDDOMODIFYVIEW   -    Method for Modifying the View Before Rendering 
• WDDOONCONTEXTMENU   -   Method for Modifying the Context Menu

WINDOW CONTROLLER  - Hook Methods:

• WDDOEXIT   -  Controller Clean-Up Method
• WDDOINIT    -    Controller Initialization Method 
• WDDOONCLOSE    -  Handling For Closing of Window 
• WDDOONOPEN   -  Handling For Opening of Window