detach_background_from_windowdetach_background_from_windowDetachBackgroundFromWindowdetach_background_from_windowDetachBackgroundFromWindowDetachBackgroundFromWindow (Operator)

Name

detach_background_from_windowdetach_background_from_windowDetachBackgroundFromWindowdetach_background_from_windowDetachBackgroundFromWindowDetachBackgroundFromWindow — Detach the background image from a HALCON window.

Signature

Description

This operator detaches the background image that was previously attached with attach_background_to_windowattach_background_to_windowAttachBackgroundToWindowattach_background_to_windowAttachBackgroundToWindowAttachBackgroundToWindow from the HALCON window defined in WindowHandleWindowHandleWindowHandleWindowHandleWindowHandlewindowHandle. Thus the background of the window will be cleared.

Parallelization

• Multithreading type: reentrant (runs in parallel with non-exclusive operators).
• Multithreading scope: global (may be called from any thread).
• Processed without parallelization.

Parameters

Result

If the window exists and the specified parameters are correct detach_background_from_windowdetach_background_from_windowDetachBackgroundFromWindowdetach_background_from_windowDetachBackgroundFromWindowDetachBackgroundFromWindow returns 2 (H_MSG_TRUE). If necessary an exception is raised.

Possible Predecessors

attach_background_to_windowattach_background_to_windowAttachBackgroundToWindowattach_background_to_windowAttachBackgroundToWindowAttachBackgroundToWindow

Module

Foundation