Allow showing chat members in a special section.

Telegram/SourceFiles/info/common_groups/info_common_groups_inner_widget.cpp

@@ -186,6 +186,7 @@ InnerWidget::InnerWidget(
 , _list(setupList(this, _listController.get())) {
 	setContent(_list.data());
 	_listController->setDelegate(static_cast<PeerListDelegate*>(this));
+
 	_controller->searchFieldController()->queryValue()
 		| rpl::start_with_next([this](QString &&query) {
 			peerListScrollToTop();

Telegram/SourceFiles/info/common_groups/info_common_groups_widget.cpp

@@ -83,7 +83,9 @@ bool Widget::showInternal(not_null<ContentMemento*> memento) {
 	return false;
 }
 
-void Widget::setInternalState(const QRect &geometry, not_null<Memento*> memento) {
+void Widget::setInternalState(
+		const QRect &geometry,
+		not_null<Memento*> memento) {
 	setGeometry(geometry);
 	myEnsureResized(this);
 	restoreState(memento);

Telegram/SourceFiles/info/info.style

@@ -450,20 +450,7 @@ infoMembersSearchActiveLayer: icon {
 		infoMembersButtonIconPosition
 	}
 };
-infoMembersSearchField: FlatInput(defaultFlatInput) {
-	textColor: windowFg;
-	bgColor: topBarBg;
-	bgActive: topBarBg;
-
-	font: font(fsize);
-
-	borderWidth: 0px;
-	borderColor: topBarBg;
-	borderActive: topBarBg;
-
-	width: 100px;
-	height: 32px;
-	textMrg: margins(0px, 0px, 0px, 0px);
+infoMembersSearchField: InputField(contactsSearchField) {
 }
 infoMembersCancelSearch: CrossButton {
 	width: 44px;

Telegram/SourceFiles/info/info_content_widget.cpp

@@ -28,11 +28,13 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "ui/search_field_controller.h"
 #include "lang/lang_keys.h"
 #include "info/profile/info_profile_widget.h"
+#include "info/profile/info_profile_members.h"
 #include "info/media/info_media_widget.h"
 #include "info/common_groups/info_common_groups_widget.h"
 #include "info/info_layer_widget.h"
 #include "info/info_section_widget.h"
 #include "info/info_controller.h"
+#include "boxes/peer_list_box.h"
 #include "styles/style_info.h"
 #include "styles/style_profile.h"
 
@@ -54,13 +56,15 @@ ContentWidget::ContentWidget(
 				: st::profileBg;
 			update();
 		}, lifetime());
-	rpl::combine(
-		_controller->wrapValue(),
-		_controller->searchEnabledByContent(),
-		($1 == Wrap::Layer) && $2)
-		| rpl::start_with_next([this](bool shown) {
-			refreshSearchField(shown);
-		}, lifetime());
+	if (_controller->section().type() != Section::Type::Profile) {
+		rpl::combine(
+			_controller->wrapValue(),
+			_controller->searchEnabledByContent(),
+			($1 == Wrap::Layer) && $2)
+			| rpl::start_with_next([this](bool shown) {
+				refreshSearchField(shown);
+			}, lifetime());
+	}
 	_scrollTopSkip.changes()
 		| rpl::start_with_next([this] {
 			updateControlsGeometry();
@@ -211,8 +215,10 @@ void ContentWidget::refreshSearchField(bool shown) {
 				field->moveToLeft(0, 0);
 			}, field->lifetime());
 		field->show();
+		field->setFocus();
 		setScrollTopSkip(field->heightNoMargins() - st::lineWidth);
 	} else {
+		setFocus();
 		_searchField = nullptr;
 		setScrollTopSkip(0);
 	}

Telegram/SourceFiles/info/info_controller.cpp

@@ -102,14 +102,18 @@ void Controller::setSection(not_null<ContentMemento*> memento) {
 
 void Controller::updateSearchControllers(
 		not_null<ContentMemento*> memento) {
-	auto isMedia = (_section.type() == Section::Type::Media);
+	using Type = Section::Type;
+	auto type = _section.type();
+	auto isMedia = (type == Type::Media);
 	auto mediaType = isMedia
 		? _section.mediaType()
 		: Section::MediaType::kCount;
 	auto hasMediaSearch = isMedia
 		&& SharedMediaAllowSearch(mediaType);
 	auto hasCommonGroupsSearch
-		= (_section.type() == Section::Type::CommonGroups);
+		= (type == Type::CommonGroups);
+	auto hasMembersSearch
+		= (type == Type::Members || type == Type::Profile);
 	auto searchQuery = memento->searchFieldQuery();
 	if (isMedia) {
 		_searchController
@@ -121,7 +125,7 @@ void Controller::updateSearchControllers(
 	} else {
 		_searchController = nullptr;
 	}
-	if (hasMediaSearch || hasCommonGroupsSearch) {
+	if (hasMediaSearch || hasCommonGroupsSearch || hasMembersSearch) {
 		_searchFieldController
 			= std::make_unique<Ui::SearchFieldController>(
 				searchQuery);

Telegram/SourceFiles/info/info_controller.h

@@ -44,6 +44,7 @@ public:
 		Profile,
 		Media,
 		CommonGroups,
+		Members,
 	};
 	using MediaType = Storage::SharedMediaType;
 

Telegram/SourceFiles/info/info_memento.cpp

@@ -21,11 +21,14 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "info/info_memento.h"
 
 #include "info/profile/info_profile_widget.h"
+#include "info/profile/info_profile_members.h"
 #include "info/media/info_media_widget.h"
+#include "info/members/info_members_widget.h"
 #include "info/common_groups/info_common_groups_widget.h"
 #include "info/info_section_widget.h"
 #include "info/info_layer_widget.h"
 #include "info/info_controller.h"
+#include "boxes/peer_list_box.h"
 
 namespace Info {
 
@@ -76,6 +79,10 @@ std::unique_ptr<ContentMemento> Memento::Default(
 		Assert(peerIsUser(peerId));
 		return std::make_unique<CommonGroups::Memento>(
 			peerToUser(peerId));
+	case Section::Type::Members:
+		return std::make_unique<Members::Memento>(
+			peerId,
+			migratedPeerId);
 	}
 	Unexpected("Wrong section type in Info::Memento::Default()");
 }

Telegram/SourceFiles/info/info_top_bar.cpp

@@ -25,6 +25,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "lang/lang_keys.h"
 #include "info/info_wrap_widget.h"
 #include "info/info_controller.h"
+#include "info/profile/info_profile_values.h"
 #include "storage/storage_shared_media.h"
 #include "ui/widgets/buttons.h"
 #include "ui/widgets/labels.h"
@@ -111,6 +112,9 @@ void TopBar::createSearchView(
 		_st.searchRow.fieldCancel);
 
 	auto toggleSearchMode = [=](bool enabled, anim::type animated) {
+		if (!enabled) {
+			setFocus();
+		}
 		if (_title) {
 			_title->setVisible(!enabled);
 		}
@@ -120,6 +124,9 @@ void TopBar::createSearchView(
 			cancel->finishAnimations();
 		}
 		search->toggle(!enabled, animated);
+		if (enabled) {
+			field->setFocus();
+		}
 	};
 
 	auto cancelSearch = [=] {
@@ -160,7 +167,6 @@ void TopBar::createSearchView(
 
 	search->entity()->addClickHandler([=] {
 		toggleSearchMode(true, anim::type::normal);
-		field->setFocus();
 	});
 
 	field->alive()
@@ -248,6 +254,12 @@ void TopBar::startHighlightAnimation() {
 rpl::producer<QString> TitleValue(
 		const Section &section,
 		not_null<PeerData*> peer) {
+	if (section.type() == Section::Type::Members) {
+		return Profile::MembersCountValue(peer)
+			| rpl::map([](int count) {
+				return lng_chat_status_members(lt_count, count);
+			});
+	}
 	return Lang::Viewer([&] {
 		switch (section.type()) {
 		case Section::Type::Profile:

Telegram/SourceFiles/info/info_wrap_widget.cpp

@@ -23,6 +23,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include <rpl/flatten_latest.h>
 #include <rpl/combine.h>
 #include "info/profile/info_profile_widget.h"
+#include "info/profile/info_profile_members.h"
 #include "info/profile/info_profile_values.h"
 #include "info/media/info_media_widget.h"
 #include "info/info_content_widget.h"
@@ -39,6 +40,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "window/window_controller.h"
 #include "window/window_slide_animation.h"
 #include "window/window_peer_menu.h"
+#include "boxes/peer_list_box.h"
 #include "auth_session.h"
 #include "mainwidget.h"
 #include "lang/lang_keys.h"
@@ -261,6 +263,7 @@ void WrapWidget::forceContentRepaint() {
 //		}
 //		break;
 //	case Section::Type::CommonGroups:
+//  case Section::Type::Members:
 //		setupTabs(Tab::None);
 //		break;
 //	}
@@ -482,7 +485,8 @@ void WrapWidget::createTopBarOverride(SelectedItems &&items) {
 bool WrapWidget::requireTopBarSearch() const {
 	if (!_controller->searchFieldController()) {
 		return false;
-	} else if (_controller->wrap() == Wrap::Layer) {
+	} else if (_controller->wrap() == Wrap::Layer
+		|| _controller->section().type() == Section::Type::Profile) {
 		return false;
 	} else if (hasStackHistory()) {
 		return true;

Telegram/SourceFiles/info/media/info_media_widget.cpp

@@ -114,7 +114,9 @@ bool Widget::showInternal(not_null<ContentMemento*> memento) {
 	return false;
 }
 
-void Widget::setInternalState(const QRect &geometry, not_null<Memento*> memento) {
+void Widget::setInternalState(
+		const QRect &geometry,
+		not_null<Memento*> memento) {
 	setGeometry(geometry);
 	myEnsureResized(this);
 	restoreState(memento);

Telegram/SourceFiles/info/members/info_members_widget.cpp

@@ -0,0 +1,111 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop version of Telegram messaging app, see https://telegram.org
+
+Telegram Desktop is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+It is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+In addition, as a special exception, the copyright holders give permission
+to link the code of portions of this program with the OpenSSL library.
+
+Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
+Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
+*/
+#include "info/members/info_members_widget.h"
+
+#include "info/profile/info_profile_members.h"
+#include "info/info_controller.h"
+#include "ui/search_field_controller.h"
+#include "ui/widgets/scroll_area.h"
+#include "styles/style_info.h"
+
+namespace Info {
+namespace Members {
+
+Memento::Memento(not_null<Controller*> controller)
+: Memento(
+	controller->peerId(),
+	controller->migratedPeerId()) {
+}
+
+Section Memento::section() const {
+	return Section(Section::Type::Members);
+}
+
+object_ptr<ContentWidget> Memento::createWidget(
+		QWidget *parent,
+		not_null<Controller*> controller,
+		const QRect &geometry) {
+	auto result = object_ptr<Widget>(
+		parent,
+		controller);
+	result->setInternalState(geometry, this);
+	return std::move(result);
+}
+
+void Memento::setState(std::unique_ptr<SavedState> state) {
+	_state = std::move(state);
+}
+
+std::unique_ptr<SavedState> Memento::state() {
+	return std::move(_state);
+}
+
+Memento::~Memento() = default;
+
+Widget::Widget(
+	QWidget *parent,
+	not_null<Controller*> controller)
+: ContentWidget(parent, controller) {
+	_inner = setInnerWidget(object_ptr<Profile::Members>(
+		this,
+		controller,
+		controller->peer()));
+}
+
+bool Widget::showInternal(not_null<ContentMemento*> memento) {
+	if (!controller()->validateMementoPeer(memento)) {
+		return false;
+	}
+	if (auto membersMemento = dynamic_cast<Memento*>(memento.get())) {
+		restoreState(membersMemento);
+		return true;
+	}
+	return false;
+}
+
+void Widget::setInternalState(
+		const QRect &geometry,
+		not_null<Memento*> memento) {
+	setGeometry(geometry);
+	myEnsureResized(this);
+	restoreState(memento);
+}
+
+std::unique_ptr<ContentMemento> Widget::doCreateMemento() {
+	auto result = std::make_unique<Memento>(controller());
+	saveState(result.get());
+	return std::move(result);
+}
+
+void Widget::saveState(not_null<Memento*> memento) {
+	memento->setScrollTop(scrollTopSave());
+	memento->setState(_inner->saveState());
+}
+
+void Widget::restoreState(not_null<Memento*> memento) {
+	_inner->restoreState(memento->state());
+	auto scrollTop = memento->scrollTop();
+	scrollTopRestore(memento->scrollTop());
+}
+
+} // namespace Members
+} // namespace Info
+

Telegram/SourceFiles/info/members/info_members_widget.h

@@ -0,0 +1,91 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop version of Telegram messaging app, see https://telegram.org
+
+Telegram Desktop is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+It is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+In addition, as a special exception, the copyright holders give permission
+to link the code of portions of this program with the OpenSSL library.
+
+Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
+Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
+*/
+#pragma once
+
+#include <rpl/producer.h>
+#include "info/info_content_widget.h"
+
+struct PeerListState;
+
+namespace Ui {
+class SearchFieldController;
+} // namespace Ui
+
+namespace Info {
+namespace Profile {
+class Members;
+struct MembersState;
+} // namespace Profile
+
+namespace Members {
+
+using SavedState = Profile::MembersState;
+
+class Memento final : public ContentMemento {
+public:
+	Memento(not_null<Controller*> controller);
+	Memento(PeerId peerId, PeerId migratedPeerId)
+		: ContentMemento(peerId, migratedPeerId) {
+	}
+
+	object_ptr<ContentWidget> createWidget(
+		QWidget *parent,
+		not_null<Controller*> controller,
+		const QRect &geometry) override;
+
+	Section section() const override;
+
+	void setState(std::unique_ptr<SavedState> state);
+	std::unique_ptr<SavedState> state();
+
+	~Memento();
+
+private:
+	std::unique_ptr<SavedState> _state;
+
+};
+
+class Widget final : public ContentWidget {
+public:
+	Widget(
+		QWidget *parent,
+		not_null<Controller*> controller);
+
+	bool showInternal(
+		not_null<ContentMemento*> memento) override;
+
+	void setInternalState(
+		const QRect &geometry,
+		not_null<Memento*> memento);
+
+private:
+	void saveState(not_null<Memento*> memento);
+	void restoreState(not_null<Memento*> memento);
+
+	std::unique_ptr<ContentMemento> doCreateMemento() override;
+
+	Profile::Members *_inner = nullptr;
+
+};
+
+} // namespace Members
+} // namespace Info
+

Telegram/SourceFiles/info/profile/info_profile_inner_widget.cpp

@@ -249,14 +249,14 @@ void InnerWidget::visibleTopBottomUpdated(
 void InnerWidget::saveState(not_null<Memento*> memento) {
 	memento->setInfoExpanded(_cover->toggled());
 	if (_members) {
-		_members->saveState(memento);
+		memento->setMembersState(_members->saveState());
 	}
 }
 
 void InnerWidget::restoreState(not_null<Memento*> memento) {
 	_cover->toggle(memento->infoExpanded(), anim::type::instant);
 	if (_members) {
-		_members->restoreState(memento);
+		_members->restoreState(memento->membersState());
 	}
 	if (_infoWrap) {
 		_infoWrap->finishAnimating();

Telegram/SourceFiles/info/profile/info_profile_members.cpp

@@ -28,15 +28,19 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "info/profile/info_profile_members_controllers.h"
 #include "info/info_content_widget.h"
 #include "info/info_controller.h"
+#include "info/info_memento.h"
 #include "ui/widgets/labels.h"
 #include "ui/widgets/buttons.h"
 #include "ui/widgets/input_fields.h"
 #include "ui/widgets/scroll_area.h"
+#include "ui/wrap/padding_wrap.h"
+#include "ui/search_field_controller.h"
 #include "styles/style_boxes.h"
 #include "styles/style_info.h"
 #include "lang/lang_keys.h"
 #include "boxes/confirm_box.h"
 #include "boxes/peer_list_controllers.h"
+#include "window/window_controller.h"
 
 namespace Info {
 namespace Profile {
@@ -51,30 +55,23 @@ Members::Members(
 	not_null<Controller*> controller,
 	not_null<PeerData*> peer)
 : RpWidget(parent)
+, _controller(controller)
 , _peer(peer)
-, _listController(CreateMembersController(controller->window(), _peer))
-, _labelWrap(this)
-, _label(setupHeader())
-, _addMember(this, st::infoMembersAddMember)
-, _searchField(
-	this,
-	st::infoMembersSearchField,
-	langFactory(lng_participant_filter))
-, _search(this, st::infoMembersSearch)
-, _cancelSearch(this, st::infoMembersCancelSearch)
-, _list(setupList(this, _listController.get())) {
-	setupButtons();
-	controller->wrapValue()
-		| rpl::start_with_next([this](Wrap wrap) {
-			_wrap = wrap;
-			updateSearchOverrides();
-		}, lifetime());
+, _listController(CreateMembersController(controller->window(), _peer)) {
+	setupHeader();
+	setupList();
 	setContent(_list.data());
 	_listController->setDelegate(static_cast<PeerListDelegate*>(this));
+
+	_controller->searchFieldController()->queryValue()
+		| rpl::start_with_next([this](QString &&query) {
+			peerListScrollToTop();
+			content()->searchQueryChanged(std::move(query));
+		}, lifetime());
 }
 
 int Members::desiredHeight() const {
-	auto desired = st::infoMembersHeader;
+	auto desired = _header ? _header->height() : 0;
 	auto count = [this] {
 		if (auto chat = _peer->asChat()) {
 			return chat->count;
@@ -92,30 +89,76 @@ rpl::producer<int> Members::onlineCountValue() const {
 	return _listController->onlineCountValue();
 }
 
-void Members::saveState(not_null<Memento*> memento) {
-	if (_searchShown) {
-		memento->setMembersSearch(_searchField->getLastText());
-	}
-	memento->setMembersState(_listController->saveState());
+std::unique_ptr<MembersState> Members::saveState() {
+	auto result = std::make_unique<MembersState>();
+	result->list = _listController->saveState();
+	//if (_searchShown) {
+	//	result->search = _searchField->getLastText();
+	//}
+	return result;
 }
 
-void Members::restoreState(not_null<Memento*> memento) {
-	_listController->restoreState(memento->membersState());
-	if (auto text = memento->membersSearch()) {
-		if (!_searchShown) {
-			toggleSearch(anim::type::instant);
-		}
-		_searchField->setText(*text);
-		_searchField->updatePlaceholder();
-		applySearch();
-	} else if (_searchShown) {
-		toggleSearch(anim::type::instant);
+void Members::restoreState(std::unique_ptr<MembersState> state) {
+	if (!state) {
+		return;
 	}
+	_listController->restoreState(std::move(state->list));
+	updateSearchEnabledByContent();
+	//if (!_controller->searchFieldController()->query().isEmpty()) {
+	//	if (!_searchShown) {
+	//		toggleSearch(anim::type::instant);
+	//	}
+	//} else if (_searchShown) {
+	//	toggleSearch(anim::type::instant);
+	//}
 }
 
-object_ptr<Ui::FlatLabel> Members::setupHeader() {
+void Members::setupHeader() {
+	if (_controller->section().type() == Section::Type::Members) {
+		return;
+	}
+	_header = object_ptr<Ui::FixedHeightWidget>(
+		this,
+		st::infoMembersHeader);
+	auto parent = _header.data();
+
+	object_ptr<FloatingIcon>(
+		parent,
+		st::infoIconMembers,
+		st::infoIconPosition);
+
+	_openMembers = Ui::CreateChild<Ui::AbstractButton>(parent);
+	_titleWrap = Ui::CreateChild<Ui::RpWidget>(parent);
+	_title = setupTitle();
+	_addMember = Ui::CreateChild<Ui::IconButton>(
+		parent,
+		st::infoMembersAddMember);
+	//_searchField = _controller->searchFieldController()->createField(
+	//	parent,
+	//	st::infoMembersSearchField);
+	//_search = Ui::CreateChild<Ui::IconButton>(
+	//	parent,
+	//	st::infoMembersSearch);
+	//_cancelSearch = Ui::CreateChild<Ui::CrossButton>(
+	//	parent,
+	//	st::infoMembersCancelSearch);
+
+	setupButtons();
+
+	//_controller->wrapValue()
+	//	| rpl::start_with_next([this](Wrap wrap) {
+	//		_wrap = wrap;
+	//		updateSearchOverrides();
+	//	}, lifetime());
+	widthValue()
+		| rpl::start_with_next([this](int width) {
+			_header->resizeToWidth(width);
+		}, _header->lifetime());
+}
+
+object_ptr<Ui::FlatLabel> Members::setupTitle() {
 	auto result = object_ptr<Ui::FlatLabel>(
-		_labelWrap,
+		_titleWrap,
 		MembersCountValue(_peer)
 			| rpl::map([](int count) {
 				return lng_chat_status_members(lt_count, count);
@@ -129,8 +172,14 @@ object_ptr<Ui::FlatLabel> Members::setupHeader() {
 void Members::setupButtons() {
 	using namespace rpl::mappers;
 
-	_searchField->hide();
-	_cancelSearch->hideFast();
+	_openMembers->addClickHandler([this] {
+		_controller->window()->showSection(Info::Memento(
+			_controller->peerId(),
+			Section::Type::Members));
+	});
+
+	//_searchField->hide();
+	//_cancelSearch->hideFast();
 
 	auto addMemberShown = CanAddMemberValue(_peer)
 		| rpl::start_spawning(lifetime());
@@ -139,128 +188,129 @@ void Members::setupButtons() {
 		this->addMember();
 	});
 
-	auto searchShown = MembersCountValue(_peer)
-		| rpl::map($1 >= kEnableSearchMembersAfterCount)
-		| rpl::distinct_until_changed()
-		| rpl::start_spawning(lifetime());
-	_search->showOn(rpl::duplicate(searchShown));
-	_search->addClickHandler([this] {
-		this->showSearch();
-	});
-	_cancelSearch->addClickHandler([this] {
-		this->cancelSearch();
-	});
+	//auto searchShown = MembersCountValue(_peer)
+	//	| rpl::map($1 >= kEnableSearchMembersAfterCount)
+	//	| rpl::distinct_until_changed()
+	//	| rpl::start_spawning(lifetime());
+	//_search->showOn(rpl::duplicate(searchShown));
+	//_search->addClickHandler([this] {
+	//	this->showSearch();
+	//});
+	//_cancelSearch->addClickHandler([this] {
+	//	this->cancelSearch();
+	//});
 
-	rpl::combine(
-		std::move(addMemberShown),
-		std::move(searchShown))
+	//rpl::combine(
+	//	std::move(addMemberShown),
+	//	std::move(searchShown))
+	std::move(addMemberShown)
 		| rpl::start_with_next([this] {
-			this->resizeToWidth(width());
+			updateHeaderControlsGeometry(width());
 		}, lifetime());
-
-	object_ptr<FloatingIcon>(
-		this,
-		st::infoIconMembers,
-		st::infoIconPosition)->lower();
-
-	connect(_searchField, &Ui::FlatInput::cancelled, this, [this] {
-		cancelSearch();
-	});
-	connect(_searchField, &Ui::FlatInput::changed, this, [this] {
-		applySearch();
-	});
-	connect(_searchField, &Ui::FlatInput::submitted, this, [this] {
-		forceSearchSubmit();
-	});
 }
 
-object_ptr<Members::ListWidget> Members::setupList(
-		RpWidget *parent,
-		not_null<PeerListController*> controller) const {
-	auto result = object_ptr<ListWidget>(
-		parent,
-		controller,
+void Members::setupList() {
+	auto topSkip = _header ? _header->height() : 0;
+	_list = object_ptr<ListWidget>(
+		this,
+		_listController.get(),
 		st::infoMembersList);
-	result->scrollToRequests()
+	_list->scrollToRequests()
 		| rpl::start_with_next([this](Ui::ScrollToRequest request) {
-			auto addmin = (request.ymin < 0)
+			auto addmin = (request.ymin < 0 || !_header)
 				? 0
-				: st::infoMembersHeader;
-			auto addmax = (request.ymax < 0)
+				: _header->height();
+			auto addmax = (request.ymax < 0 || !_header)
 				? 0
-				: st::infoMembersHeader;
+				: _header->height();
 			_scrollToRequests.fire({
 				request.ymin + addmin,
 				request.ymax + addmax });
-		}, result->lifetime());
-	result->moveToLeft(0, st::infoMembersHeader);
-	parent->widthValue()
-		| rpl::start_with_next([list = result.data()](int newWidth) {
-			list->resizeToWidth(newWidth);
-		}, result->lifetime());
-	result->heightValue()
-		| rpl::start_with_next([parent](int listHeight) {
+		}, _list->lifetime());
+	widthValue()
+		| rpl::start_with_next([this](int newWidth) {
+			_list->resizeToWidth(newWidth);
+		}, _list->lifetime());
+	_list->heightValue()
+		| rpl::start_with_next([=](int listHeight) {
 			auto newHeight = (listHeight > st::membersMarginBottom)
-				? (st::infoMembersHeader
+				? (topSkip
 					+ listHeight
 					+ st::membersMarginBottom)
 				: 0;
-			parent->resize(parent->width(), newHeight);
-		}, result->lifetime());
-	return result;
+			resize(width(), newHeight);
+		}, _list->lifetime());
+	_list->moveToLeft(0, topSkip);
 }
 
 int Members::resizeGetHeight(int newWidth) {
+	if (_header) {
+		updateHeaderControlsGeometry(newWidth);
+	}
+	return heightNoMargins();
+}
+
+void Members::updateSearchEnabledByContent() {
+	_controller->setSearchEnabledByContent(
+		peerListFullRowsCount() >= kEnableSearchMembersAfterCount);
+}
+
+void Members::updateHeaderControlsGeometry(int newWidth) {
+	_openMembers->setGeometry(0, 0, newWidth, st::infoMembersHeader);
+
 	auto availableWidth = newWidth
 		- st::infoMembersButtonPosition.x();
 
-	auto cancelLeft = availableWidth - _cancelSearch->width();
-	_cancelSearch->moveToLeft(
-		cancelLeft,
-		st::infoMembersButtonPosition.y());
+	//auto cancelLeft = availableWidth - _cancelSearch->width();
+	//_cancelSearch->moveToLeft(
+	//	cancelLeft,
+	//	st::infoMembersButtonPosition.y());
 
-	auto searchShownLeft = st::infoIconPosition.x()
-		- st::infoMembersSearch.iconPosition.x();
-	auto searchHiddenLeft = availableWidth - _search->width();
-	auto searchShown = _searchShownAnimation.current(_searchShown ? 1. : 0.);
-	auto searchCurrentLeft = anim::interpolate(
-		searchHiddenLeft,
-		searchShownLeft,
-		searchShown);
-	_search->moveToLeft(
-		searchCurrentLeft,
-		st::infoMembersButtonPosition.y());
+	//auto searchShownLeft = st::infoIconPosition.x()
+	//	- st::infoMembersSearch.iconPosition.x();
+	//auto searchHiddenLeft = availableWidth - _search->width();
+	//auto searchShown = _searchShownAnimation.current(_searchShown ? 1. : 0.);
+	//auto searchCurrentLeft = anim::interpolate(
+	//	searchHiddenLeft,
+	//	searchShownLeft,
+	//	searchShown);
+	//_search->moveToLeft(
+	//	searchCurrentLeft,
+	//	st::infoMembersButtonPosition.y());
 
-	if (!_search->isHidden()) {
-		availableWidth -= st::infoMembersSearch.width;
-	}
+	//if (!_search->isHidden()) {
+	//	availableWidth -= st::infoMembersSearch.width;
+	//}
 	_addMember->moveToLeft(
 		availableWidth - _addMember->width(),
 		st::infoMembersButtonPosition.y(),
 		newWidth);
 
-	auto fieldLeft = anim::interpolate(
-		cancelLeft,
-		st::infoBlockHeaderPosition.x(),
-		searchShown);
-	_searchField->setGeometryToLeft(
-		fieldLeft,
-		st::infoMembersSearchTop,
-		cancelLeft - fieldLeft,
-		_searchField->height());
+	//auto fieldLeft = anim::interpolate(
+	//	cancelLeft,
+	//	st::infoBlockHeaderPosition.x(),
+	//	searchShown);
+	//_searchField->setGeometryToLeft(
+	//	fieldLeft,
+	//	st::infoMembersSearchTop,
+	//	cancelLeft - fieldLeft,
+	//	_searchField->height());
 
-	_labelWrap->resize(
-		searchCurrentLeft - st::infoBlockHeaderPosition.x(),
-		_label->height());
-	_labelWrap->moveToLeft(
+	//_titleWrap->resize(
+	//	searchCurrentLeft - st::infoBlockHeaderPosition.x(),
+	//	_title->height());
+	_titleWrap->resize(
+		availableWidth - _addMember->width() - st::infoBlockHeaderPosition.x(),
+		_title->height());
+	_titleWrap->moveToLeft(
 		st::infoBlockHeaderPosition.x(),
 		st::infoBlockHeaderPosition.y(),
 		newWidth);
+	_titleWrap->setAttribute(Qt::WA_TransparentForMouseEvents);
 
-	_label->resizeToWidth(searchHiddenLeft);
-	_label->moveToLeft(0, 0);
-
-	return heightNoMargins();
+	//_title->resizeToWidth(searchHiddenLeft);
+	_title->resizeToWidth(_titleWrap->width());
+	_title->moveToLeft(0, 0);
 }
 
 void Members::addMember() {
@@ -278,74 +328,63 @@ void Members::addMember() {
 	}
 }
 
-void Members::showSearch() {
-	if (!_searchShown) {
-		toggleSearch();
-	}
-}
-
-void Members::toggleSearch(anim::type animated) {
-	_searchShown = !_searchShown;
-	if (animated == anim::type::normal) {
-		_cancelSearch->toggleAnimated(_searchShown);
-		_searchShownAnimation.start(
-			[this] { searchAnimationCallback(); },
-			_searchShown ? 0. : 1.,
-			_searchShown ? 1. : 0.,
-			st::slideWrapDuration);
-	} else {
-		_cancelSearch->toggleFast(_searchShown);
-		_searchShownAnimation.finish();
-		searchAnimationCallback();
-	}
-	_search->setDisabled(_searchShown);
-	if (_searchShown) {
-		_searchField->show();
-		_searchField->setFocus();
-	} else {
-		setFocus();
-	}
-}
-
-void Members::searchAnimationCallback() {
-	if (!_searchShownAnimation.animating()) {
-		_searchField->setVisible(_searchShown);
-		updateSearchOverrides();
-		_search->setPointerCursor(!_searchShown);
-	}
-	resizeToWidth(width());
-}
-
-void Members::updateSearchOverrides() {
-	auto iconOverride = !_searchShown
-		? nullptr
-		: (_wrap == Wrap::Layer)
-		? &st::infoMembersSearchActiveLayer
-		: &st::infoMembersSearchActive;
-	_search->setIconOverride(iconOverride, iconOverride);
-}
-
-void Members::cancelSearch() {
-	if (_searchShown) {
-		if (!_searchField->getLastText().isEmpty()) {
-			_searchField->setText(QString());
-			_searchField->updatePlaceholder();
-			_searchField->setFocus();
-			applySearch();
-		} else {
-			toggleSearch();
-		}
-	}
-}
-
-void Members::applySearch() {
-	peerListScrollToTop();
-	content()->searchQueryChanged(_searchField->getLastText());
-}
-
-void Members::forceSearchSubmit() {
-	content()->submitted();
-}
+//void Members::showSearch() {
+//	if (!_searchShown) {
+//		toggleSearch();
+//	}
+//}
+//
+//void Members::toggleSearch(anim::type animated) {
+//	_searchShown = !_searchShown;
+//	if (animated == anim::type::normal) {
+//		_cancelSearch->toggleAnimated(_searchShown);
+//		_searchShownAnimation.start(
+//			[this] { searchAnimationCallback(); },
+//			_searchShown ? 0. : 1.,
+//			_searchShown ? 1. : 0.,
+//			st::slideWrapDuration);
+//	} else {
+//		_cancelSearch->toggleFast(_searchShown);
+//		_searchShownAnimation.finish();
+//		searchAnimationCallback();
+//	}
+//	_search->setDisabled(_searchShown);
+//	if (_searchShown) {
+//		_searchField->show();
+//		_searchField->setFocus();
+//	} else {
+//		setFocus();
+//	}
+//}
+//
+//void Members::searchAnimationCallback() {
+//	if (!_searchShownAnimation.animating()) {
+//		_searchField->setVisible(_searchShown);
+//		updateSearchOverrides();
+//		_search->setPointerCursor(!_searchShown);
+//	}
+//	updateHeaderControlsGeometry(width());
+//}
+//
+//void Members::updateSearchOverrides() {
+//	auto iconOverride = !_searchShown
+//		? nullptr
+//		: (_wrap == Wrap::Layer)
+//		? &st::infoMembersSearchActiveLayer
+//		: &st::infoMembersSearchActive;
+//	_search->setIconOverride(iconOverride, iconOverride);
+//}
+//
+//void Members::cancelSearch() {
+//	if (_searchShown) {
+//		if (!_searchField->getLastText().isEmpty()) {
+//			_searchField->setText(QString());
+//			_searchField->setFocus();
+//		} else {
+//			toggleSearch();
+//		}
+//	}
+//}
 
 void Members::visibleTopBottomUpdated(
 		int visibleTop,

Telegram/SourceFiles/info/profile/info_profile_members.h

@@ -24,11 +24,12 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "boxes/peer_list_box.h"
 
 namespace Ui {
-class FlatInput;
+class InputField;
 class CrossButton;
 class IconButton;
 class FlatLabel;
 struct ScrollToRequest;
+class AbstractButton;
 } // namespace Ui
 
 namespace Profile {
@@ -44,6 +45,10 @@ enum class Wrap;
 namespace Profile {
 
 class Memento;
+struct MembersState {
+	std::unique_ptr<PeerListState> list;
+	base::optional<QString> search;
+};
 
 class Members
 	: public Ui::RpWidget
@@ -58,8 +63,8 @@ public:
 		return _scrollToRequests.events();
 	}
 
-	void saveState(not_null<Memento*> memento);
-	void restoreState(not_null<Memento*> memento);
+	std::unique_ptr<MembersState> saveState();
+	void restoreState(std::unique_ptr<MembersState> state);
 
 	int desiredHeight() const;
 	rpl::producer<int> onlineCountValue() const;
@@ -87,36 +92,54 @@ private:
 	void peerListSetDescription(
 		object_ptr<Ui::FlatLabel> description) override;
 
-	object_ptr<Ui::FlatLabel> setupHeader();
-	object_ptr<ListWidget> setupList(
-		RpWidget *parent,
-		not_null<PeerListController*> controller) const;
+	void peerListAppendRow(
+			std::unique_ptr<PeerListRow> row) override {
+		PeerListContentDelegate::peerListAppendRow(std::move(row));
+		updateSearchEnabledByContent();
+	}
+	void peerListPrependRow(
+			std::unique_ptr<PeerListRow> row) override {
+		PeerListContentDelegate::peerListPrependRow(std::move(row));
+		updateSearchEnabledByContent();
+	}
+	void peerListRemoveRow(not_null<PeerListRow*> row) override {
+		PeerListContentDelegate::peerListRemoveRow(row);
+		updateSearchEnabledByContent();
+	}
+
+	void setupHeader();
+	object_ptr<Ui::FlatLabel> setupTitle();
+	void setupList();
 
 	void setupButtons();
-	void updateSearchOverrides();
+	//void updateSearchOverrides();
 
 	void addMember();
-	void showSearch();
-	void toggleSearch(anim::type animated = anim::type::normal);
-	void cancelSearch();
-	void applySearch();
-	void forceSearchSubmit();
-	void searchAnimationCallback();
+	//void showSearch();
+	//void toggleSearch(anim::type animated = anim::type::normal);
+	//void cancelSearch();
+	//void searchAnimationCallback();
+	void updateHeaderControlsGeometry(int newWidth);
+	void updateSearchEnabledByContent();
 
 	Wrap _wrap;
+	not_null<Controller*> _controller;
 	not_null<PeerData*> _peer;
 	std::unique_ptr<PeerListController> _listController;
-	object_ptr<Ui::RpWidget> _labelWrap;
-	object_ptr<Ui::FlatLabel> _label;
-	object_ptr<Ui::IconButton> _addMember;
-	object_ptr<Ui::FlatInput> _searchField;
-	object_ptr<Ui::IconButton> _search;
-	object_ptr<Ui::CrossButton> _cancelSearch;
-	object_ptr<ListWidget> _list;
+	object_ptr<Ui::RpWidget> _header = { nullptr };
+	object_ptr<ListWidget> _list = { nullptr };
 
-	Animation _searchShownAnimation;
-	bool _searchShown = false;
-	base::Timer _searchTimer;
+	Ui::AbstractButton *_openMembers = nullptr;
+	Ui::RpWidget *_titleWrap = nullptr;
+	Ui::FlatLabel *_title = nullptr;
+	Ui::IconButton *_addMember = nullptr;
+	//base::unique_qptr<Ui::InputField> _searchField;
+	//Ui::IconButton *_search = nullptr;
+	//Ui::CrossButton *_cancelSearch = nullptr;
+
+	//Animation _searchShownAnimation;
+	//bool _searchShown = false;
+	//base::Timer _searchTimer;
 
 	rpl::event_stream<Ui::ScrollToRequest> _scrollToRequests;
 

Telegram/SourceFiles/info/profile/info_profile_widget.cpp

@@ -21,6 +21,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "info/profile/info_profile_widget.h"
 
 #include "info/profile/info_profile_inner_widget.h"
+#include "info/profile/info_profile_members.h"
 #include "ui/widgets/scroll_area.h"
 #include "info/info_controller.h"
 
@@ -48,10 +49,22 @@ object_ptr<ContentWidget> Memento::createWidget(
 	return std::move(result);
 }
 
+void Memento::setMembersState(std::unique_ptr<MembersState> state) {
+	_membersState = std::move(state);
+}
+
+std::unique_ptr<MembersState> Memento::membersState() {
+	return std::move(_membersState);
+}
+
+Memento::~Memento() = default;
+
 Widget::Widget(
 	QWidget *parent,
 	not_null<Controller*> controller)
 : ContentWidget(parent, controller) {
+	controller->setSearchEnabledByContent(false);
+
 	_inner = setInnerWidget(object_ptr<InnerWidget>(
 		this,
 		controller));
@@ -86,7 +99,9 @@ bool Widget::showInternal(not_null<ContentMemento*> memento) {
 	return false;
 }
 
-void Widget::setInternalState(const QRect &geometry, not_null<Memento*> memento) {
+void Widget::setInternalState(
+		const QRect &geometry,
+		not_null<Memento*> memento) {
 	setGeometry(geometry);
 	myEnsureResized(this);
 	restoreState(memento);

Telegram/SourceFiles/info/profile/info_profile_widget.h

@@ -22,12 +22,12 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 
 #include <rpl/producer.h>
 #include "info/info_content_widget.h"
-#include "boxes/peer_list_box.h"
 
 namespace Info {
 namespace Profile {
 
 class InnerWidget;
+struct MembersState;
 
 class Memento final : public ContentMemento {
 public:
@@ -49,23 +49,15 @@ public:
 	bool infoExpanded() const {
 		return _infoExpanded;
 	}
-	void setMembersSearch(QString query) {
-		_membersSearch = query;
-	}
-	base::optional<QString> membersSearch() const {
-		return _membersSearch;
-	}
-	void setMembersState(std::unique_ptr<PeerListState> state) {
-		_membersState = std::move(state);
-	}
-	std::unique_ptr<PeerListState> membersState() {
-		return std::move(_membersState);
-	}
+	void setMembersState(std::unique_ptr<MembersState> state);
+	std::unique_ptr<MembersState> membersState();
+
+	~Memento();
 
 private:
 	bool _infoExpanded = true;
 	base::optional<QString> _membersSearch;
-	std::unique_ptr<PeerListState> _membersState;
+	std::unique_ptr<MembersState> _membersState;
 
 };
 

Telegram/gyp/telegram_sources.txt

@@ -248,6 +248,8 @@
 <(src_loc)/info/media/info_media_list_widget.h
 <(src_loc)/info/media/info_media_widget.cpp
 <(src_loc)/info/media/info_media_widget.h
+<(src_loc)/info/members/info_members_widget.cpp
+<(src_loc)/info/members/info_members_widget.h
 <(src_loc)/info/profile/info_profile_actions.cpp
 <(src_loc)/info/profile/info_profile_actions.h
 <(src_loc)/info/profile/info_profile_button.cpp