Progress
Language Reference
CANCEL-BUTTON Attribute
A button widget in the frame or dialog box to receive the CHOOSE event when a user cancels the current frame or dialog box by pressing the ESC key.
Data Type: WIDGET-HANDLEAccess: Readable/WriteableApplies To: Dialog-box, FrameAny other action normally associated with the ESC key is not performed. The ESC key is any key associated with the ESC key label.
NOTE: If the user presses ESCAPE in a frame that has no such cancel button and the frame is part of a frame family, Progress applies the CHOOSE event to the first cancel button it finds within the frame family in random order.
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