kits/interface/Window.cpp

2893 //! Rename the handler and its thread
2913 	// change the handler's name
2946 	preferred handler, and expects them to be correctly distributed to their
2997 				// Get the target handler
3000 				BHandler* handler = NULL;
3004 					handler = PreferredHandler();
3005 					if (handler == NULL)
3006 						handler = this;
3009 						B_HANDLER_TOKEN, (void**)&handler);
3011 					// if this handler doesn't belong to us, we drop the message
3012 					if (handler != NULL && handler->Looper() != this) {
3014 						handler = NULL;
3018 				if ((handler == NULL && !dropMessage) || usePreferred)
3019 					handler = _DetermineTarget(fLastMessage, handler);
3022 				while (_UnpackMessage(cookie, &fLastMessage, &handler, &usePreferred)) {
3023 					// if there is no target handler, the message is dropped
3024 					if (handler != NULL) {
3025 						_SanitizeMessage(fLastMessage, handler, usePreferred);
3032 								handler = resolve_specifier(handler, fLastMessage);
3035 						if (handler != NULL)
3036 							handler = _TopLevelFilter(fLastMessage, handler);
3038 						if (handler != NULL)
3039 							DispatchMessage(fLastMessage, handler);
3151 	// set fTopView's owner, add it to window's eligible handler list
3152 	// and also set its next handler to be this window.
3288 	handler, or if the packed message does not contain address the focus view
3308 		all messages that should go to the preferred handler.
3323 			// only consider messages targeted at the preferred handler
3388 	BHandler* handler;
3389 	if (gDefaultTokens.GetToken(cookie.focus_token, B_HANDLER_TOKEN, (void**)&handler) != B_OK
3390 		|| handler->Looper() != this)
3521 		// this message is targeted at a specific handler, so we should
3529 		// just prevent it from being sent to the preferred handler
3556 			// The message is only thought for the preferred handler, so we
3612 /*!	Handles keyboard input before it gets forwarded to the target handler.
3616 		be forwarded to the target handler.
3902 	BHandler* handler;
3904 			(void**)&handler) != B_OK) {
3909 	BView* view = dynamic_cast<BView*>(handler);