clear_window

Herror ::clear_window ( const HTuple &WindowHandle ) void HWindow::ClearWindow ( ) const

Delete an output window.

::clear_window deletes all entries in the output window. The window (background and edge) is reset to its original state. Parameters assigned to this window (e.g. with ::set_color, ::set_paint, etc.) remain unmodified.

Parameters

`WindowHandle` (input_control)	window `->` HTuple.long
Window identifier.

Example

clear_window(WindowHandle) ;

Result

If the ouput window is valid ::clear_window returns H_MSG_TRUE. If necessary an exception handling is raised.

Possible Predecessors

::open_window, ::open_textwindow

Alternatives

::clear_rectangle, ::disp_rectangle1

See also

::open_window, ::open_textwindow

Module

System