init

Telegram/SourceFiles/calls/ui/calls_device_menu.cpp

@@ -0,0 +1,250 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#include "calls/ui/calls_device_menu.h"
+
+#include "lang/lang_keys.h"
+#include "ui/widgets/menu/menu_item_base.h"
+#include "ui/widgets/checkbox.h"
+#include "ui/widgets/labels.h"
+#include "ui/widgets/popup_menu.h"
+#include "ui/widgets/scroll_area.h"
+#include "ui/wrap/vertical_layout.h"
+#include "webrtc/webrtc_device_common.h"
+#include "webrtc/webrtc_environment.h"
+#include "styles/style_calls.h"
+#include "styles/style_layers.h"
+
+namespace Calls {
+namespace {
+
+class Subsection final : public Ui::Menu::ItemBase {
+public:
+	Subsection(
+		not_null<RpWidget*> parent,
+		const style::Menu &st,
+		const QString &text);
+
+	not_null<QAction*> action() const override;
+	bool isEnabled() const override;
+
+private:
+	int contentHeight() const override;
+
+	const style::Menu &_st;
+	const base::unique_qptr<Ui::FlatLabel> _text;
+	const not_null<QAction*> _dummyAction;
+
+};
+
+class Selector final : public Ui::Menu::ItemBase {
+public:
+	Selector(
+		not_null<RpWidget*> parent,
+		const style::Menu &st,
+		rpl::producer<std::vector<Webrtc::DeviceInfo>> devices,
+		rpl::producer<Webrtc::DeviceResolvedId> chosen,
+		Fn<void(QString)> selected);
+
+	not_null<QAction*> action() const override;
+	bool isEnabled() const override;
+
+private:
+	int contentHeight() const override;
+	[[nodiscard]] int registerId(const QString &id);
+
+	const base::unique_qptr<Ui::ScrollArea> _scroll;
+	const not_null<Ui::VerticalLayout*> _list;
+	const not_null<QAction*> _dummyAction;
+
+	base::flat_map<QString, int> _ids;
+
+};
+
+Subsection::Subsection(
+	not_null<RpWidget*> parent,
+	const style::Menu &st,
+	const QString &text)
+: Ui::Menu::ItemBase(parent, st)
+, _st(st)
+, _text(base::make_unique_q<Ui::FlatLabel>(
+	this,
+	text,
+	st::callDeviceSelectionLabel))
+, _dummyAction(new QAction(parent)) {
+	setPointerCursor(false);
+
+	initResizeHook(parent->sizeValue());
+
+	_text->resizeToWidth(st::callDeviceSelectionLabel.minWidth);
+	_text->moveToLeft(st.itemPadding.left(), st.itemPadding.top());
+}
+
+not_null<QAction*> Subsection::action() const {
+	return _dummyAction;
+}
+
+bool Subsection::isEnabled() const {
+	return false;
+}
+
+int Subsection::contentHeight() const {
+	return _st.itemPadding.top()
+		+ _text->height()
+		+ _st.itemPadding.bottom();
+}
+
+Selector::Selector(
+	not_null<RpWidget*> parent,
+	const style::Menu &st,
+	rpl::producer<std::vector<Webrtc::DeviceInfo>> devices,
+	rpl::producer<Webrtc::DeviceResolvedId> chosen,
+	Fn<void(QString)> selected)
+: Ui::Menu::ItemBase(parent, st)
+, _scroll(base::make_unique_q<Ui::ScrollArea>(this))
+, _list(_scroll->setOwnedWidget(object_ptr<Ui::VerticalLayout>(this)))
+, _dummyAction(new QAction(parent)) {
+	setPointerCursor(false);
+
+	initResizeHook(parent->sizeValue());
+
+	const auto padding = st.itemPadding;
+	const auto group = std::make_shared<Ui::RadiobuttonGroup>();
+	std::move(
+		chosen
+	) | rpl::on_next([=](Webrtc::DeviceResolvedId id) {
+		const auto value = id.isDefault() ? 0 : registerId(id.value);
+		if (!group->hasValue() || group->current() != value) {
+			group->setValue(value);
+		}
+	}, lifetime());
+
+	group->setChangedCallback([=](int value) {
+		if (value == 0) {
+			selected({});
+		} else {
+			for (const auto &[id, index] : _ids) {
+				if (index == value) {
+					selected(id);
+					break;
+				}
+			}
+		}
+	});
+
+	std::move(
+		devices
+	) | rpl::on_next([=](const std::vector<Webrtc::DeviceInfo> &v) {
+		while (_list->count()) {
+			delete _list->widgetAt(0);
+		}
+		_list->add(
+			object_ptr<Ui::Radiobutton>(
+				_list.get(),
+				group,
+				0,
+				tr::lng_settings_call_device_default(tr::now),
+				st::groupCallCheckbox,
+				st::groupCallRadio),
+			padding);
+		for (const auto &device : v) {
+			if (device.inactive) {
+				continue;
+			}
+			_list->add(
+				object_ptr<Ui::Radiobutton>(
+					_list.get(),
+					group,
+					registerId(device.id),
+					device.name,
+					st::groupCallCheckbox,
+					st::groupCallRadio),
+				padding);
+		}
+		resize(width(), contentHeight());
+	}, lifetime());
+}
+
+not_null<QAction*> Selector::action() const {
+	return _dummyAction;
+}
+
+bool Selector::isEnabled() const {
+	return false;
+}
+
+int Selector::contentHeight() const {
+	_list->resizeToWidth(width());
+	if (_list->count() <= 3) {
+		_scroll->resize(width(), _list->height());
+	} else {
+		_scroll->resize(
+			width(),
+			3.5 * st::defaultRadio.diameter);
+	}
+	return _scroll->height();
+}
+
+int Selector::registerId(const QString &id) {
+	auto &result = _ids[id];
+	if (!result) {
+		result = int(_ids.size());
+	}
+	return result;
+}
+
+void AddDeviceSelection(
+		not_null<Ui::PopupMenu*> menu,
+		not_null<Webrtc::Environment*> environment,
+		DeviceSelection type,
+		Fn<void(QString)> selected) {
+	const auto title = [&] {
+		switch (type.type) {
+		case Webrtc::DeviceType::Camera:
+			return tr::lng_settings_call_camera(tr::now);
+		case Webrtc::DeviceType::Playback:
+			return tr::lng_settings_call_section_output(tr::now);
+		case Webrtc::DeviceType::Capture:
+			return tr::lng_settings_call_section_input(tr::now);
+		}
+		Unexpected("Type in AddDeviceSelection.");
+	}();
+	menu->addAction(
+		base::make_unique_q<Subsection>(menu, menu->st().menu, title));
+	menu->addAction(
+		base::make_unique_q<Selector>(
+			menu,
+			menu->st().menu,
+			environment->devicesValue(type.type),
+			std::move(type.chosen),
+			selected));
+}
+
+} // namespace
+
+base::unique_qptr<Ui::PopupMenu> MakeDeviceSelectionMenu(
+		not_null<Ui::RpWidget*> parent,
+		not_null<Webrtc::Environment*> environment,
+		std::vector<DeviceSelection> types,
+		Fn<void(Webrtc::DeviceType, QString)> choose) {
+	auto result = base::make_unique_q<Ui::PopupMenu>(
+		parent,
+		st::callDeviceSelectionMenu);
+	const auto raw = result.get();
+	for (auto type : types) {
+		if (!raw->empty()) {
+			raw->addSeparator();
+		}
+		const auto selected = [=, type = type.type](QString id) {
+			choose(type, id);
+		};
+		AddDeviceSelection(raw, environment, std::move(type), selected);
+	}
+	return result;
+}
+
+} // namespace Calls