LPCSTR lpCaption,
UINT uType);
-Here is the wrapping with ``ctypes``:
+Here is the wrapping with ``ctypes``::
- ::
-
- >>> from ctypes import c_int, WINFUNCTYPE, windll
- >>> from ctypes.wintypes import HWND, LPCSTR, UINT
- >>> prototype = WINFUNCTYPE(c_int, HWND, LPCSTR, LPCSTR, UINT)
- >>> paramflags = (1, "hwnd", 0), (1, "text", "Hi"), (1, "caption", None), (1, "flags", 0)
- >>> MessageBox = prototype(("MessageBoxA", windll.user32), paramflags)
- >>>
+ >>> from ctypes import c_int, WINFUNCTYPE, windll
+ >>> from ctypes.wintypes import HWND, LPCSTR, UINT
+ >>> prototype = WINFUNCTYPE(c_int, HWND, LPCSTR, LPCSTR, UINT)
+ >>> paramflags = (1, "hwnd", 0), (1, "text", "Hi"), (1, "caption", None), (1, "flags", 0)
+ >>> MessageBox = prototype(("MessageBoxA", windll.user32), paramflags)
+ >>>
The MessageBox foreign function can now be called in these ways::
HWND hWnd,
LPRECT lpRect);
-Here is the wrapping with ``ctypes``:
+Here is the wrapping with ``ctypes``::
- ::
-
- >>> from ctypes import POINTER, WINFUNCTYPE, windll, WinError
- >>> from ctypes.wintypes import BOOL, HWND, RECT
- >>> prototype = WINFUNCTYPE(BOOL, HWND, POINTER(RECT))
- >>> paramflags = (1, "hwnd"), (2, "lprect")
- >>> GetWindowRect = prototype(("GetWindowRect", windll.user32), paramflags)
- >>>
+ >>> from ctypes import POINTER, WINFUNCTYPE, windll, WinError
+ >>> from ctypes.wintypes import BOOL, HWND, RECT
+ >>> prototype = WINFUNCTYPE(BOOL, HWND, POINTER(RECT))
+ >>> paramflags = (1, "hwnd"), (2, "lprect")
+ >>> GetWindowRect = prototype(("GetWindowRect", windll.user32), paramflags)
+ >>>
Functions with output parameters will automatically return the output parameter
value if there is a single one, or a tuple containing the output parameter
... if not result:
... raise WinError()
... return args
+ ...
>>> GetWindowRect.errcheck = errcheck
>>>
... raise WinError()
... rc = args[1]
... return rc.left, rc.top, rc.bottom, rc.right
- >>>
+ ...
>>> GetWindowRect.errcheck = errcheck
>>>