Oracle Forms Developer – Form Builder Reference, Volume 1

SYSTEM.EVENT_WINDOW system variable
Syntax
SYSTEM.EVENT_WINDOW
Description
The SYSTEM.EVENT_WINDOW system variable represents the name of the last window that was
affected by an action that caused one of the window event triggers to fire. The following triggers cause
this variable to be updated:
• WHEN-WINDOW-ACTIVATED
• WHEN-WINDOW-CLOSED
• WHEN-WINDOW-DEACTIVATED
• WHEN-WINDOW-RESIZED
From within these triggers, assign the value of the variable to any of the following:
• global variable
• parameter
• variable
• item, including a null canvas item
SYSTEM.EVENT_WINDOW examples
The following example sets the input focus into a particular item, depending on the window affected:
IF :System.Event_Window = ’ROOT_WINDOW’ THEN
Go_Item(’EMPNO’);
ELSIF :System.Event_Window = ’DEPT_WINDOW’ THEN
Go_Item(’DEPTNO’);
END IF;
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