Method nextInitialChildPosition

Telegram/SourceFiles/window/main_window.cpp:688–725

}

WindowPosition MainWindow::nextInitialChildPosition(SeparateId childId) {
	const auto rect = geometry().marginsRemoved(frameMargins());
	const auto position = rect.topLeft();
	const auto adjust = [&](int value) {
		return (value * 3 / 4);
	};
	const auto width = OptionNewWindowsSizeAsFirst.value()
		? Core::App().settings().windowPosition().w
		: childId.primary()
		? st::windowDefaultWidth
		: childId.hasChatsList()
		? (st::columnMinimalWidthLeft + adjust(st::windowDefaultWidth))
		: adjust(st::windowDefaultWidth);
	const auto height = OptionNewWindowsSizeAsFirst.value()
		? Core::App().settings().windowPosition().h
		: childId.primary()
		? st::windowDefaultHeight
		: adjust(st::windowDefaultHeight);
	const auto skip = ChildSkip();
	const auto delta = _lastChildIndex
		? (_lastMyChildCreatePosition - position)
		: skip;
	if (qAbs(delta.x()) >= skip.x() || qAbs(delta.y()) >= skip.y()) {
		_lastChildIndex = 1;
	} else {
		++_lastChildIndex;
	}

	_lastMyChildCreatePosition = position;
	const auto use = position + (skip * _lastChildIndex);
	return withScreenInPosition({
		.scale = cScale(),
		.x = use.x(),
		.y = use.y(),
		.w = width,
		.h = height,
	});
}

QRect MainWindow::countInitialGeometry(WindowPosition position) {
	const auto primaryScreen = QGuiApplication::primaryScreen();