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 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
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):
menu = CreatePopupMenu()
AppendMenu(menu, win32con.MF_STRING, 1024, u"Generate balloon")
AppendMenu(menu, win32con.MF_STRING, 1025, u"Exit")