Method showHistoryInDifferentWindow

Telegram/SourceFiles/mainwidget.cpp:1329–1372

}

bool MainWidget::showHistoryInDifferentWindow(
		PeerId peerId,
		const SectionShow &params,
		MsgId showAtMsgId) {
	if (!peerId) {
		// In case we don't have dialogs, we can't clear section stack.
		return !_dialogs;
	}
	const auto peer = session().data().peer(peerId);
	if (const auto separateChat = _controller->windowId().chat()) {
		if (const auto history = separateChat->asHistory()) {
			if (history->peer == peer) {
				return false;
			}
		}
	}
	const auto window = Core::App().windowForShowingHistory(peer);
	if (window == &_controller->window()) {
		return false;
	} else if (window) {
		window->sessionController()->showPeerHistory(
			peerId,
			params,
			showAtMsgId);
		window->activate();
		return true;
	} else if (windowId().hasChatsList()) {
		return false;
	}
	const auto account = not_null(&session().account());
	auto primary = Core::App().separateWindowFor(account);
	if (!primary) {
		Core::App().domain().activate(account);
		primary = Core::App().separateWindowFor(account);
	}
	if (primary && &primary->account() == account) {
		primary->sessionController()->showPeerHistory(
			peerId,
			params,
			showAtMsgId);
		primary->activate();
	}
	return true;
}

void MainWidget::showHistory(
		PeerId peerId,