Operator Reference

HALCON Operator Reference / Graphics / Window

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ClassesClasses | | Operators

close_windowT_close_windowCloseWindowCloseWindowclose_window (Operator)

close_windowT_close_windowCloseWindowCloseWindowclose_window — Close an output window.

Signature

close_window( : : WindowHandle : )

Herror T_close_window(const Htuple WindowHandle)

void CloseWindow(const HTuple& WindowHandle)

static void HWindow::CloseWindow(const HWindowArray& WindowHandle)

void HWindow::CloseWindow() const

static void HOperatorSet.CloseWindow(HTuple windowHandle)

static void HWindow.CloseWindow(HWindow[] windowHandle)

void HWindow.CloseWindow()

def close_window(window_handle: MaybeSequence[HHandle]) -> None

Description

close_windowclose_windowCloseWindowCloseWindowclose_window closes a window which have been opened by open_windowopen_windowOpenWindowOpenWindowopen_window. Afterwards the output device or the window area, respectively, is ready to accept new calls of open_windowopen_windowOpenWindowOpenWindowopen_window.

Execution Information

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

This operator modifies the state of the following input parameter:

• WindowHandleWindowHandleWindowHandlewindowHandlewindow_handle

During execution of this operator, access to the value of this parameter must be synchronized if it is used across multiple threads.

Parameters

WindowHandleWindowHandleWindowHandlewindowHandlewindow_handle (input_control, state is modified)  window(-array) → HWindow, HTupleMaybeSequence[HHandle]HTupleHtuple (handle) (IntPtr) (HHandle) (handle)

Window handle.

Result

If the output window is valid close_windowclose_windowCloseWindowCloseWindowclose_window returns 2 ( H_MSG_TRUE) . If necessary an exception is raised.

Possible Predecessors

open_windowopen_windowOpenWindowOpenWindowopen_window

See also

open_windowopen_windowOpenWindowOpenWindowopen_window

Module

Foundation

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ClassesClasses | | Operators