Method initClipboard

source/x11/xserver.cpp:292–363

}

void XServer::initClipboard() {
	KNativeScreenPtr screen = KNativeSystem::getScreen();

	selectionWindow = std::make_shared<XWindow>(0, root, 0, 0, 32, 0, 0, InputOnly, 0, visual);
	windows.set(selectionWindow->id, selectionWindow);

	selectionWindow->onPropertyChanged.push_back([this](U32 propAtom) {
		if (propAtom == EXPORT_CLIPBOARD) {
			XPropertyPtr prop = this->selectionWindow->getProperty(propAtom);
			if (!prop) {
				return;
			}
			char* value = new char[prop->length + 1];
			memcpy(value, prop->value, prop->length);
			value[prop->length] = 0;
			KNativeSystem::getScreen()->clipboardSetText(value);
			delete[] value;
			this->selectionWindow->deleteProperty(propAtom);
			return;
		}
	});

	KNativeSystem::getCurrentInput()->onFocusGained.push_back([] {
		XServer* server = XServer::getServer();
		KNativeScreenPtr screen = KNativeSystem::getScreen();
		if (!screen->clipboardIsTextAvailable()) {
			return;
		}
		BString text = screen->clipboardGetText();
		if (server->sdlLastSelection != text) {
			server->sdlLastSelection = text;
			if (!server->selectionOwner) {
				server->selectionOwner = server->selectionWindow->id;
			}
			XWindowPtr owner = server->getWindow(server->selectionOwner);

			if (owner && server->selectionOwner != server->selectionWindow->id) {
				XEvent event;
				DisplayDataPtr data = server->getDisplayDataById(owner->displayId);
				event.type = SelectionClear;
				event.xselectionclear.display = data->displayAddress;
				event.xselectionclear.selection = CLIPBOARD;
				event.xselectionclear.serial = data->getNextEventSerial();
				event.xselectionclear.time = server->getEventTime();
				event.xselectionclear.send_event = False;
				event.xselectionclear.window = server->selectionOwner;
				data->putEvent(event);

				server->selectionOwner = server->selectionWindow->id;
			}
		}
	});
	KNativeSystem::getCurrentInput()->onFocusLost.push_back([] {
		if (server->selectionOwner && server->selectionOwner != server->selectionWindow->id) {
			XWindowPtr owner = server->getWindow(server->selectionOwner);
			XEvent event;
			DisplayDataPtr data = server->getDisplayDataById(owner->displayId);
			event.type = SelectionRequest;