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")