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''' Defines ctypes windows api.
'''
__all__ = ('GUID', 'get_DLLVERSIONINFO', 'MAKEDLLVERULL',
'get_NOTIFYICONDATAW', 'CreateWindowExW', 'WindowProc',
'DefWindowProcW', 'get_WNDCLASSEXW', 'GetModuleHandleW',
'RegisterClassExW', 'UpdateWindow', 'LoadImageW',
'Shell_NotifyIconW', 'DestroyIcon', 'UnregisterClassW',
'DestroyWindow', 'LoadIconW')
import ctypes
from ctypes import Structure, windll, sizeof, POINTER, WINFUNCTYPE
from ctypes.wintypes import (DWORD, HICON, HWND, UINT, WCHAR, WORD, BYTE,
LPCWSTR, INT, LPVOID, HINSTANCE, HMENU, LPARAM, WPARAM,
HBRUSH, HMODULE, ATOM, BOOL, HANDLE)
LRESULT = LPARAM
HRESULT = HANDLE
HCURSOR = HICON
class GUID(Structure):
_fields_ = [
('Data1', DWORD),
('Data2', WORD),
('Data3', WORD),
('Data4', BYTE * 8)
]
class DLLVERSIONINFO(Structure):
_fields_ = [
('cbSize', DWORD),
('dwMajorVersion', DWORD),
('dwMinorVersion', DWORD),
('dwBuildNumber', DWORD),
('dwPlatformID', DWORD),
]
def get_DLLVERSIONINFO(*largs):
version_info = DLLVERSIONINFO(*largs)
version_info.cbSize = sizeof(DLLVERSIONINFO)
return version_info
def MAKEDLLVERULL(major, minor, build, sp):
return (major << 48) | (minor << 32) | (build << 16) | sp
NOTIFYICONDATAW_fields = [
("cbSize", DWORD),
("hWnd", HWND),
("uID", UINT),
("uFlags", UINT),
("uCallbackMessage", UINT),
("hIcon", HICON),
("szTip", WCHAR * 128),
("dwState", DWORD),
("dwStateMask", DWORD),
("szInfo", WCHAR * 256),
("uVersion", UINT),
("szInfoTitle", WCHAR * 64),
("dwInfoFlags", DWORD),
("guidItem", GUID),
("hBalloonIcon", HICON),
]
class NOTIFYICONDATAW(Structure):
_fields_ = NOTIFYICONDATAW_fields[:]
class NOTIFYICONDATAW_V3(Structure):
_fields_ = NOTIFYICONDATAW_fields[:-1]
class NOTIFYICONDATAW_V2(Structure):
_fields_ = NOTIFYICONDATAW_fields[:-2]
class NOTIFYICONDATAW_V1(Structure):
_fields_ = NOTIFYICONDATAW_fields[:6]
NOTIFYICONDATA_V3_SIZE = sizeof(NOTIFYICONDATAW_V3)
NOTIFYICONDATA_V2_SIZE = sizeof(NOTIFYICONDATAW_V2)
NOTIFYICONDATA_V1_SIZE = sizeof(NOTIFYICONDATAW_V1)
def get_NOTIFYICONDATAW(*largs):
notify_data = NOTIFYICONDATAW(*largs)
# get shell32 version to find correct NOTIFYICONDATAW size
DllGetVersion = windll.Shell32.DllGetVersion
DllGetVersion.argtypes = [POINTER(DLLVERSIONINFO)]
DllGetVersion.restype = HRESULT
version = get_DLLVERSIONINFO()
if DllGetVersion(version):
raise Exception('Cannot get Windows version numbers.')
v = MAKEDLLVERULL(version.dwMajorVersion, version.dwMinorVersion,
version.dwBuildNumber, version.dwPlatformID)
# from the version info find the NOTIFYICONDATA size
if v >= MAKEDLLVERULL(6, 0, 6, 0):
notify_data.cbSize = sizeof(NOTIFYICONDATAW)
elif v >= MAKEDLLVERULL(6, 0, 0, 0):
notify_data.cbSize = NOTIFYICONDATA_V3_SIZE
elif v >= MAKEDLLVERULL(5, 0, 0, 0):
notify_data.cbSize = NOTIFYICONDATA_V2_SIZE
else:
notify_data.cbSize = NOTIFYICONDATA_V1_SIZE
return notify_data
CreateWindowExW = windll.User32.CreateWindowExW
CreateWindowExW.argtypes = [DWORD, ATOM, LPCWSTR, DWORD, INT, INT, INT, INT,
HWND, HMENU, HINSTANCE, LPVOID]
CreateWindowExW.restype = HWND
GetModuleHandleW = windll.Kernel32.GetModuleHandleW
GetModuleHandleW.argtypes = [LPCWSTR]
GetModuleHandleW.restype = HMODULE
WindowProc = WINFUNCTYPE(LRESULT, HWND, UINT, WPARAM, LPARAM)
DefWindowProcW = windll.User32.DefWindowProcW
DefWindowProcW.argtypes = [HWND, UINT, WPARAM, LPARAM]
DefWindowProcW.restype = LRESULT
class WNDCLASSEXW(Structure):
_fields_ = [
('cbSize', UINT),
('style', UINT),
('lpfnWndProc', WindowProc),
('cbClsExtra', INT),
('cbWndExtra', INT),
('hInstance', HINSTANCE),
('hIcon', HICON),
('hCursor', HCURSOR),
('hbrBackground', HBRUSH),
('lpszMenuName', LPCWSTR),
('lpszClassName', LPCWSTR),
('hIconSm', HICON),
]
def get_WNDCLASSEXW(*largs):
wnd_class = WNDCLASSEXW(*largs)
wnd_class.cbSize = sizeof(WNDCLASSEXW)
return wnd_class
RegisterClassExW = windll.User32.RegisterClassExW
RegisterClassExW.argtypes = [POINTER(WNDCLASSEXW)]
RegisterClassExW.restype = ATOM
UpdateWindow = windll.User32.UpdateWindow
UpdateWindow.argtypes = [HWND]
UpdateWindow.restype = BOOL
LoadImageW = windll.User32.LoadImageW
LoadImageW.argtypes = [HINSTANCE, LPCWSTR, UINT, INT, INT, UINT]
LoadImageW.restype = HANDLE
Shell_NotifyIconW = windll.Shell32.Shell_NotifyIconW
Shell_NotifyIconW.argtypes = [DWORD, POINTER(NOTIFYICONDATAW)]
Shell_NotifyIconW.restype = BOOL
DestroyIcon = windll.User32.DestroyIcon
DestroyIcon.argtypes = [HICON]
DestroyIcon.restype = BOOL
UnregisterClassW = windll.User32.UnregisterClassW
UnregisterClassW.argtypes = [ATOM, HINSTANCE]
UnregisterClassW.restype = BOOL
DestroyWindow = windll.User32.DestroyWindow
DestroyWindow.argtypes = [HWND]
DestroyWindow.restype = BOOL
LoadIconW = windll.User32.LoadIconW
LoadIconW.argtypes = [HINSTANCE, LPCWSTR]
LoadIconW.restype = HICON
class SYSTEM_POWER_STATUS(ctypes.Structure):
_fields_ = [
('ACLineStatus', BYTE),
('BatteryFlag', BYTE),
('BatteryLifePercent', BYTE),
('Reserved1', BYTE),
('BatteryLifeTime', DWORD),
('BatteryFullLifeTime', DWORD),
]
SystemPowerStatusP = ctypes.POINTER(SYSTEM_POWER_STATUS)
GetSystemPowerStatus = ctypes.windll.kernel32.GetSystemPowerStatus
GetSystemPowerStatus.argtypes = [SystemPowerStatusP]
GetSystemPowerStatus.restype = BOOL
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