get_window_typeT_get_window_typeGetWindowTypeGetWindowTypeget_window_type (Operator)
Name
get_window_typeT_get_window_typeGetWindowTypeGetWindowTypeget_window_type — Get the window type.
Signature
Description
get_window_typeget_window_typeGetWindowTypeGetWindowTypeget_window_type determines the type or the graphical software,
respectively, of the output device for the window.
You may query the available types of output devices with the operator
query_window_typequery_window_typeQueryWindowTypeQueryWindowTypequery_window_type.
A reasonable use for get_window_typeget_window_typeGetWindowTypeGetWindowTypeget_window_type might be in the field of the
development of machine independent software.
Possible values are:
- 'X-Window'"X-Window""X-Window""X-Window""X-Window"
X-Window Version 11.
- 'WIN32-Window'"WIN32-Window""WIN32-Window""WIN32-Window""WIN32-Window"
Microsoft Windows.
- 'pixmap'"pixmap""pixmap""pixmap""pixmap"
Windows are not shown, but managed in memory. By this means
HALCON programs can be ported on computers without a graphical display.
Note that windows of this type support only HALCON objects (images,
regions and XLDs). Fonts, for example, are not available.
- 'PostScript'"PostScript""PostScript""PostScript""PostScript"
Objects are output to a PostScript File.
- 'default'"default""default""default""default"
Current window type.
- 'system_default'"system_default""system_default""system_default""system_default"
Default window type for current platform.
Execution Information
- Multithreading type: reentrant (runs in parallel with non-exclusive operators).
- Multithreading scope: global (may be called from any thread).
- Processed without parallelization.
Parameters
WindowHandleWindowHandleWindowHandlewindowHandlewindow_handle (input_control) window → HWindow, HTupleHHandleHTupleHtuple (handle / string) (IntPtr / IntPtr) (HHandle / HString) (handle / char*)
Window handle.
Suggested values:
'default'"default""default""default""default", 'system_default'"system_default""system_default""system_default""system_default"
WindowTypeWindowTypeWindowTypewindowTypewindow_type (output_control) string → HTuplestrHTupleHtuple (string) (string) (HString) (char*)
Window type
Example (HDevelop)
open_window(100,100,200,200,'root','visible','',WindowHandle)
get_window_type(WindowHandle,WindowType)
fwrite_string(FileHandle, ['Window type: ',WindowType])
fnew_line(FileHandle)
Example (C)
open_window(100,100,200,200,"root","visible","",&WindowHandle);
get_window_type(WindowHandle,&WindowType);
fwrite_string("Window type:");
sprintf(buf,"%d",WindowType);
fwrite_string(FileHandle,buf);
fnew_line(FileHandle);
Example (HDevelop)
open_window(100,100,200,200,'root','visible','',WindowHandle)
get_window_type(WindowHandle,WindowType)
fwrite_string(FileHandle, ['Window type: ',WindowType])
fnew_line(FileHandle)
Example (HDevelop)
open_window(100,100,200,200,'root','visible','',WindowHandle)
get_window_type(WindowHandle,WindowType)
fwrite_string(FileHandle, ['Window type: ',WindowType])
fnew_line(FileHandle)
Result
If the window is valid get_window_typeget_window_typeGetWindowTypeGetWindowTypeget_window_type
returns 2 (
H_MSG_TRUE)
.
If necessary an exception is raised.
Possible Predecessors
open_windowopen_windowOpenWindowOpenWindowopen_window
See also
query_window_typequery_window_typeQueryWindowTypeQueryWindowTypequery_window_type,
set_window_typeset_window_typeSetWindowTypeSetWindowTypeset_window_type,
get_window_pointer3get_window_pointer3GetWindowPointer3GetWindowPointer3get_window_pointer3,
open_windowopen_windowOpenWindowOpenWindowopen_window
Module
Foundation