def init_window(self):
log("Win32Clipboard.init_window() creating clipboard window class and instance"
)
self.wndclass = WNDCLASSEX()
self.wndclass.cbSize = sizeof(WNDCLASSEX)
self.wndclass.lpfnWndProc = WNDPROC(self.wnd_proc)
self.wndclass.style = win32con.CS_GLOBALCLASS
self.wndclass.hInstance = GetModuleHandleA(0)
self.wndclass.lpszClassName = clipboard_window_class_name
self.wndclass_handle = RegisterClassExW(byref(self.wndclass))
log("RegisterClassExA(%s)=%#x", self.wndclass.lpszClassName,
self.wndclass_handle)
if self.wndclass_handle == 0:
raise WinError()
style = win32con.WS_CAPTION #win32con.WS_OVERLAPPED
self.window = CreateWindowExW(0, self.wndclass_handle, u"Clipboard",
style, 0, 0, win32con.CW_USEDEFAULT,
win32con.CW_USEDEFAULT,
win32con.HWND_MESSAGE, 0,
self.wndclass.hInstance, None)
log("clipboard window=%s", self.window)
if not self.window:
raise WinError()
if not AddClipboardFormatListener(self.window):
log.warn("Warning: failed to setup clipboard format listener")
log.warn(" %s", get_last_error())
def check_support(self, force_enable=False):
#create a temporary window to query opengl attributes:
hInst = GetModuleHandleA(0)
log("check_support() GetModuleHandleW()=%#x", hInst or 0)
classname = "Xpra Temporary Window for OpenGL"
wndc = WNDCLASSEX()
wndc.cbSize = sizeof(WNDCLASSEX)
wndc.style = CS_OWNDC | CS_HREDRAW | CS_VREDRAW
wndc.hInstance = hInst
wndc.hBrush = COLOR_WINDOW
wndc.lpszClassName = classname
wndc.lpfnWndProc = WNDPROC(DefWndProc)
reg_atom = RegisterClassExA(byref(wndc))
log("check_support() RegisterClassExW()=%#x", reg_atom or 0)
if not reg_atom:
return {
"info":
"disabled: failed to register window class, %s" %
FormatError()
}
style = WS_OVERLAPPED | WS_SYSMENU
window_name = "Xpra OpenGL Test"
self.hwnd = CreateWindowExA(0, reg_atom, window_name, style,
CW_USEDEFAULT, CW_USEDEFAULT, 0, 0, 0, 0,
hInst, None)
log("check_support() CreateWindowExW()=%#x", self.hwnd or 0)
if not self.hwnd:
return {
"info":
"disabled: failed to create temporary window, %s" %
FormatError()
}
try:
self.context = self.create_wgl_context(self.hwnd)
with WGLWindowContext(self.hwnd, self.hdc, self.context):
props = check_PyOpenGL_support(force_enable)
props["display_mode"] = [
["SINGLE", "DOUBLE"][int(DOUBLE_BUFFERED)],
] #, "ALPHA"]
return props
finally:
hwnd = self.hwnd
self.destroy()
if hwnd and not DestroyWindow(hwnd):
log.warn(
"Warning: failed to destroy temporary OpenGL test window")
latom = c_void_p(reg_atom)
if not UnregisterClassW(cast(latom, LPCWSTR), hInst):
log.warn(
"Warning: failed to unregister class for OpenGL test window"
)
log.warn(" for class %r and module handle %#x:", classname,
hInst or 0)
log.warn(" '%s'", FormatError())
def __init__(self):
assert singleton is None
self.hwnd = None
self.event_callbacks = {}
self.ignore_events = IGNORE_EVENTS
self.log_events = LOG_EVENTS
if not WINDOW_EVENTS:
return
self.wc = WNDCLASSEX()
self.wc.cbSize = ctypes.sizeof(WNDCLASSEX)
self.wc.style = win32con.CS_GLOBALCLASS | win32con.CS_VREDRAW | win32con.CS_HREDRAW
self.wc.lpfnWndProc = WNDPROC(self.WndProc)
self.wc.cbClsExtra = 0
self.wc.cbWndExtra = 0
self.wc.hInstance = GetModuleHandleA(0)
self.wc.hIcon = 0
self.wc.hCursor = 0
self.wc.hBrush = GetStockObject(win32con.WHITE_BRUSH)
self.wc.lpszMenuName = 0
self.wc.lpszClassName = u'Xpra-Event-Window'
self.wc.hIconSm = 0
self.wc.hbrBackground = win32con.COLOR_WINDOW
self.wc_atom = RegisterClassExW(ctypes.byref(self.wc))
if self.wc_atom == 0:
raise ctypes.WinError(ctypes.get_last_error())
self.hwnd = CreateWindowExA(0, self.wc_atom,
u"For xpra event listener only",
win32con.WS_CAPTION, 0, 0,
win32con.CW_USEDEFAULT,
win32con.CW_USEDEFAULT, 0, 0,
self.wc.hInstance, None)
if self.hwnd == 0:
raise ctypes.WinError(ctypes.get_last_error())
if wtsapi32:
#register our interest in session events:
#http://timgolden.me.uk/python/win32_how_do_i/track-session-events.html#isenslogon
#http://stackoverflow.com/questions/365058/detect-windows-logout-in-python
#http://msdn.microsoft.com/en-us/library/aa383841.aspx
#http://msdn.microsoft.com/en-us/library/aa383828.aspx
wtsapi32.WTSRegisterSessionNotification(self.hwnd,
NOTIFY_FOR_THIS_SESSION)
log("Win32EventListener created with hwnd=%s", self.hwnd)
def get_notifyicon_wnd_class():
global _notifyicon_wnd_class
if _notifyicon_wnd_class is None:
hmodule = HMODULE(0)
assert GetModuleHandleExA(0, None, byref(hmodule))
log("GetModuleHandleExA(..)=%#x", int(hmodule.value))
NIwc = WNDCLASSEX()
NIwc.cbSize = sizeof(WNDCLASSEX)
NIwc.style = win32con.CS_HREDRAW | win32con.CS_VREDRAW
NIwc.lpfnWndProc = WNDPROC(NotifyIconWndProc)
NIwc.hInstance = hmodule
NIwc.hBrush = GetStockObject(win32con.WHITE_BRUSH)
NIwc.lpszClassName = "win32NotifyIcon"
NIclassAtom = RegisterClassExA(byref(NIwc))
log("RegisterClassExA(%s)=%i", NIwc.lpszClassName, NIclassAtom)
if NIclassAtom == 0:
raise ctypes.WinError(ctypes.get_last_error())
NIwc.NIclassAtom = NIclassAtom
_notifyicon_wnd_class = NIwc
return _notifyicon_wnd_class
def NotifyIconWndProc(hwnd, msg, wParam, lParam):
instance = win32NotifyIcon.instances.get(hwnd)
fn = message_map.get(msg)
log("NotifyIconWndProc%s instance=%s, message(%i)=%s",
(hwnd, msg, wParam, lParam), instance, msg, fn)
#log("potential matching win32 constants for message: %s", [x for x in dir(win32con) if getattr(win32con, x)==msg])
if instance and fn:
return fn(instance, hwnd, msg, wParam, lParam) or 0
return DefWindowProcA(hwnd, msg, wParam, lParam)
NIwc = WNDCLASSEX()
NIwc.cbSize = sizeof(WNDCLASSEX)
NIwc.style = win32con.CS_HREDRAW | win32con.CS_VREDRAW
NIwc.lpfnWndProc = WNDPROC(NotifyIconWndProc)
NIwc.hInstance = GetModuleHandleA(0)
NIwc.hBrush = GetStockObject(win32con.WHITE_BRUSH)
NIwc.lpszClassName = u"win32NotifyIcon"
NIclassAtom = RegisterClassExA(byref(NIwc))
if NIclassAtom == 0:
raise ctypes.WinError(ctypes.get_last_error())
log("RegisterClassExA(%s)=%i", NIwc.lpszClassName, NIclassAtom)
def main():
import os
from xpra.platform.win32.common import user32
def click_callback(button, pressed):
def setup(self):
assert self._oldwndproc is None
self._newwndproc = WNDPROC(self._wndproc)
self._oldwndproc = SetWindowLongW(self._hwnd, win32con.GWL_WNDPROC,
self._newwndproc)
