Add media search to all info modes.

Telegram/SourceFiles/info/info.style

@@ -54,6 +54,54 @@ infoScroll: ScrollArea(defaultScrollArea) {
 	topsh: 0px;
 }
 
+infoMediaSearch: SearchFieldRow {
+	height: 44px;
+	padding: margins(8px, 6px, 8px, 6px);
+	field: contactsSearchField;
+	fieldIcon: icon {{
+		"box_search-flip_horizontal",
+		menuIconFg,
+		point(6px, 8px)
+	}};
+	fieldIconSkip: 36px;
+	fieldCancel: contactsSearchCancel;
+	fieldCancelSkip: 40px;
+}
+infoLayerMediaSearch: SearchFieldRow(infoMediaSearch) {
+	height: 46px;
+	fieldIcon: icon {{
+		"box_search-flip_horizontal",
+		menuIconFg,
+		point(9px, 9px)
+	}};
+	fieldIconSkip: 34px;
+	fieldCancel: CrossButton(contactsSearchCancel) {
+		width: 50px;
+		cross: CrossAnimation {
+			size: 38px;
+			skip: 12px;
+			stroke: 2px;
+			minScale: 0.3;
+		}
+		crossPosition: point(3px, 4px);
+	}
+	fieldCancelSkip: 46px;
+}
+infoTopBarSearchRow: SearchFieldRow(infoLayerMediaSearch) {
+	padding: margins(0px, 12px, 8px, 10px);
+	fieldCancel: CrossButton(contactsSearchCancel) {
+		width: 50px;
+		height: 52px;
+		cross: CrossAnimation {
+			size: 38px;
+			skip: 12px;
+			stroke: 2px;
+			minScale: 0.3;
+		}
+		crossPosition: point(3px, 8px);
+	}
+}
+
 infoTopBarBackIcon: icon {{ "info_back", boxTitleCloseFg }};
 infoTopBarBackIconOver: icon {{ "info_back", boxTitleCloseFgOver }};
 infoTopBarHeight: 54px;
@@ -84,6 +132,11 @@ infoTopBarClose: IconButton(infoTopBarBack) {
 	icon: icon {{ "info_close", boxTitleCloseFg }};
 	iconOver: icon {{ "info_close", boxTitleCloseFgOver }};
 }
+infoTopBarSearch: IconButton(infoTopBarBack) {
+	width: 56px;
+	icon: icon {{ "top_bar_search", boxTitleCloseFg }};
+	iconOver: icon {{ "top_bar_search", boxTitleCloseFgOver }};
+}
 infoTopBarForward: IconButton(infoTopBarBack) {
 	width: 46px;
 	icon: icon {{ "info_media_forward", boxTitleCloseFg }};
@@ -105,6 +158,8 @@ infoTopBar: InfoTopBar {
 	mediaActionsSkip: 4px;
 	mediaForward: infoTopBarForward;
 	mediaDelete: infoTopBarDelete;
+	search: infoTopBarSearch;
+	searchRow: infoTopBarSearchRow;
 }
 
 infoLayerTopBarHeight: boxLayerTitleHeight;
@@ -147,6 +202,8 @@ infoLayerTopBar: InfoTopBar {
 	mediaActionsSkip: 6px;
 	mediaForward: infoLayerTopBarForward;
 	mediaDelete: infoLayerTopBarDelete;
+	search: infoTopBarSearch;
+	searchRow: infoTopBarSearchRow;
 }
 
 infoMinimalWidth: 324px;
@@ -404,13 +461,3 @@ infoCommonGroupsList: PeerList(infoMembersList) {
 		statusPosition: point(79px, 31px);
 	}
 }
-
-infoMediaSearch: SearchFieldRow {
-	height: 44px;
-	padding: margins(8px, 6px, 8px, 6px);
-	field: contactsSearchField;
-	fieldIcon: boxFieldSearchIcon;
-	fieldIconSkip: 36px;
-	fieldCancel: contactsSearchCancel;
-	fieldCancelSkip: 40px;
-}

Telegram/SourceFiles/info/info_content_widget.cpp

@@ -51,6 +51,10 @@ ContentWidget::ContentWidget(
 				: st::profileBg;
 			update();
 		}, lifetime());
+	_scrollTopSkip.changes()
+		| rpl::start_with_next([this] {
+			updateControlsGeometry();
+		}, lifetime());
 }
 
 void ContentWidget::resizeEvent(QResizeEvent *e) {
@@ -60,7 +64,7 @@ void ContentWidget::resizeEvent(QResizeEvent *e) {
 void ContentWidget::updateControlsGeometry() {
 	auto newScrollTop = _scroll->scrollTop() + _topDelta;
 	auto scrollGeometry = rect().marginsRemoved(
-		QMargins(0, _scrollTopSkip, 0, 0));
+		QMargins(0, _scrollTopSkip.current(), 0, 0));
 	if (_scroll->geometry() != scrollGeometry) {
 		_scroll->setGeometry(scrollGeometry);
 		_inner->resizeToWidth(_scroll->width());
@@ -115,27 +119,33 @@ Ui::RpWidget *ContentWidget::doSetInnerWidget(
 			inner->setVisibleTopBottom(top, bottom);
 		}, _inner->lifetime());
 
-	_scrollTopSkip = scrollTopSkip;
-	updateControlsGeometry();
+	setScrollTopSkip(scrollTopSkip);
 
 	return _inner;
 }
 
+void ContentWidget::setScrollTopSkip(int scrollTopSkip) {
+	_scrollTopSkip = scrollTopSkip;
+}
+
 rpl::producer<Section> ContentWidget::sectionRequest() const {
 	return rpl::never<Section>();
 }
 
 rpl::producer<int> ContentWidget::desiredHeightValue() const {
-	return _inner->desiredHeightValue()
-		| rpl::map([this](int value) {
-			return value + _scrollTopSkip;
-		});
+	using namespace rpl::mappers;
+	return rpl::combine(
+		_inner->desiredHeightValue(),
+		_scrollTopSkip.value())
+		| rpl::map($1 + $2);
 }
 
 rpl::producer<bool> ContentWidget::desiredShadowVisibility() const {
 	using namespace rpl::mappers;
-	return _scroll->scrollTopValue()
-		| rpl::map($1 > 0);
+	return rpl::combine(
+		_scroll->scrollTopValue(),
+		_scrollTopSkip.value())
+		| rpl::map(($1 > 0) || ($2 > 0));
 }
 
 bool ContentWidget::hasTopBarShadow() const {

Telegram/SourceFiles/info/info_content_widget.h

@@ -91,9 +91,9 @@ protected:
 	void resizeEvent(QResizeEvent *e) override;
 	void paintEvent(QPaintEvent *e) override;
 
+	void setScrollTopSkip(int scrollTopSkip);
 	int scrollTopSave() const;
 	void scrollTopRestore(int scrollTop);
-
 	void scrollTo(const Ui::ScrollToRequest &request);
 
 private:
@@ -105,7 +105,7 @@ private:
 	const not_null<Controller*> _controller;
 
 	style::color _bg;
-	int _scrollTopSkip = 0;
+	rpl::variable<int> _scrollTopSkip = -1;
 	object_ptr<Ui::ScrollArea> _scroll;
 	Ui::RpWidget *_inner = nullptr;
 

Telegram/SourceFiles/info/info_controller.cpp

@@ -61,6 +61,10 @@ rpl::producer<Wrap> Controller::wrapValue() const {
 	return _widget->wrapValue();
 }
 
+bool Controller::hasStackHistory() const {
+	return _widget->hasStackHistory();
+}
+
 bool Controller::validateMementoPeer(
 		not_null<ContentMemento*> memento) const {
 	return memento->peerId() == peerId()

Telegram/SourceFiles/info/info_controller.h

@@ -98,6 +98,7 @@ public:
 	Wrap wrap() const;
 	rpl::producer<Wrap> wrapValue() const;
 	void setSection(const Section &section);
+	bool hasStackHistory() const;
 
 	not_null<Window::Controller*> window() const {
 		return _window;

Telegram/SourceFiles/info/info_top_bar.cpp

@@ -27,8 +27,11 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "storage/storage_shared_media.h"
 #include "ui/widgets/buttons.h"
 #include "ui/widgets/labels.h"
-#include "ui/wrap/fade_wrap.h"
+#include "ui/widgets/input_fields.h"
 #include "ui/widgets/shadow.h"
+#include "ui/wrap/fade_wrap.h"
+#include "ui/wrap/padding_wrap.h"
+#include "ui/search_field_controller.h"
 
 namespace Info {
 
@@ -60,15 +63,119 @@ void TopBar::enableBackButton(bool enable) {
 	updateControlsGeometry(width());
 }
 
-void TopBar::pushButton(object_ptr<Ui::RpWidget> button) {
-	auto weak = Ui::AttachParentChild(this, button);
+void TopBar::createSearchView(
+		not_null<Ui::SearchFieldController*> controller) {
+	setSearchField(controller->createField(
+		this,
+		_st.searchRow.field));
+}
+
+void TopBar::pushButton(base::unique_qptr<Ui::RpWidget> button) {
+	auto weak = button.get();
 	_buttons.push_back(std::move(button));
+	weak->setParent(this);
 	weak->widthValue()
 		| rpl::start_with_next([this] {
-			this->updateControlsGeometry(this->width());
+			updateControlsGeometry(width());
 		}, lifetime());
 }
 
+void TopBar::setSearchField(
+		base::unique_qptr<Ui::InputField> field) {
+	if (auto value = field.release()) {
+		createSearchView(value);
+	} else {
+		_searchView = nullptr;
+	}
+}
+
+void TopBar::createSearchView(not_null<Ui::InputField*> field) {
+	_searchView = base::make_unique_q<Ui::FixedHeightWidget>(
+		this,
+		_st.searchRow.height);
+	auto wrap = _searchView.get();
+
+	field->setParent(wrap);
+
+	auto search = addButton(
+		base::make_unique_q<Ui::FadeWrapScaled<Ui::IconButton>>(
+			this,
+			object_ptr<Ui::IconButton>(this, _st.search)));
+	auto cancel = Ui::CreateChild<Ui::CrossButton>(
+		wrap,
+		_st.searchRow.fieldCancel);
+
+	auto toggleSearchMode = [=](bool enabled, anim::type animated) {
+		if (_title) {
+			_title->setVisible(!enabled);
+		}
+		field->setVisible(enabled);
+		cancel->toggleAnimated(enabled);
+		if (animated == anim::type::instant) {
+			cancel->finishAnimations();
+		}
+		search->toggle(!enabled, animated);
+	};
+
+	auto cancelSearch = [=] {
+		if (!field->getLastText().isEmpty()) {
+			field->setText(QString());
+		} else {
+			toggleSearchMode(false, anim::type::normal);
+		}
+	};
+
+	cancel->addClickHandler(cancelSearch);
+	field->connect(field, &Ui::InputField::cancelled, cancelSearch);
+
+	wrap->widthValue()
+		| rpl::start_with_next([=](int newWidth) {
+			auto availableWidth = newWidth
+				- _st.searchRow.fieldCancelSkip;
+			field->setGeometryToLeft(
+				_st.searchRow.padding.left(),
+				_st.searchRow.padding.top(),
+				availableWidth,
+				field->height());
+			cancel->moveToRight(0, 0);
+		}, wrap->lifetime());
+
+	widthValue()
+		| rpl::start_with_next([=](int newWidth) {
+			auto left = _back
+				? _st.back.width
+				: _st.titlePosition.x();
+			wrap->setGeometryToLeft(
+				left,
+				0,
+				newWidth - left,
+				wrap->height(),
+				newWidth);
+		}, wrap->lifetime());
+
+	search->entity()->addClickHandler([=] {
+		toggleSearchMode(true, anim::type::normal);
+		field->setFocus();
+	});
+
+	field->alive()
+		| rpl::start_with_done([=] {
+			field->setParent(nullptr);
+			removeButton(search);
+			setSearchField(nullptr);
+		}, _searchView->lifetime());
+
+	toggleSearchMode(
+		!field->getLastText().isEmpty(),
+		anim::type::instant);
+}
+
+void TopBar::removeButton(not_null<Ui::RpWidget*> button) {
+	_buttons.erase(
+		std::remove(_buttons.begin(), _buttons.end(), button),
+		_buttons.end());
+}
+
 int TopBar::resizeGetHeight(int newWidth) {
 	updateControlsGeometry(newWidth);
 	return _st.height;
@@ -77,6 +184,7 @@ int TopBar::resizeGetHeight(int newWidth) {
 void TopBar::updateControlsGeometry(int newWidth) {
 	auto right = 0;
 	for (auto &button : _buttons) {
+		if (!button) continue;
 		button->moveToRight(right, 0, newWidth);
 		right += button->width();
 	}

Telegram/SourceFiles/info/info_top_bar.h

@@ -29,6 +29,8 @@ struct InfoTopBar;
 namespace Ui {
 class IconButton;
 class FlatLabel;
+class InputField;
+class SearchFieldController;
 } // namespace Ui
 
 namespace Info {
@@ -51,25 +53,34 @@ public:
 	void enableBackButton(bool enable);
 
 	template <typename ButtonWidget>
-	ButtonWidget *addButton(object_ptr<ButtonWidget> button) {
-		auto result = button.data();
+	ButtonWidget *addButton(base::unique_qptr<ButtonWidget> button) {
+		auto result = button.get();
 		pushButton(std::move(button));
 		return result;
 	}
 
+	void createSearchView(
+		not_null<Ui::SearchFieldController*> controller);
+
 protected:
 	int resizeGetHeight(int newWidth) override;
 	void paintEvent(QPaintEvent *e) override;
 
 private:
 	void updateControlsGeometry(int newWidth);
-	void pushButton(object_ptr<Ui::RpWidget> button);
+	void pushButton(base::unique_qptr<Ui::RpWidget> button);
+	void removeButton(not_null<Ui::RpWidget*> button);
+
+	void setSearchField(base::unique_qptr<Ui::InputField> field);
+	void createSearchView(not_null<Ui::InputField*> field);
 
 	const style::InfoTopBar &_st;
 	object_ptr<Ui::IconButton> _back = { nullptr };
-	std::vector<object_ptr<Ui::RpWidget>> _buttons;
+	std::vector<base::unique_qptr<Ui::RpWidget>> _buttons;
 	object_ptr<Ui::FlatLabel> _title = { nullptr };
 
+	base::unique_qptr<Ui::RpWidget> _searchView;
+
 	rpl::event_stream<> _backClicks;
 
 };

Telegram/SourceFiles/info/info_wrap_widget.cpp

@@ -33,6 +33,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "ui/widgets/buttons.h"
 #include "ui/widgets/shadow.h"
 #include "ui/wrap/fade_wrap.h"
+#include "ui/search_field_controller.h"
 #include "window/window_controller.h"
 #include "window/window_slide_animation.h"
 #include "auth_session.h"
@@ -221,12 +222,17 @@ void WrapWidget::createTopBar() {
 			}, _topBar->lifetime());
 	}
 	if (wrap() == Wrap::Layer) {
-		auto close = _topBar->addButton(object_ptr<Ui::IconButton>(
-			_topBar,
-			st::infoLayerTopBarClose));
+		auto close = _topBar->addButton(
+			base::make_unique_q<Ui::IconButton>(
+				_topBar,
+				st::infoLayerTopBarClose));
 		close->addClickHandler([this] {
 			_controller->window()->hideSpecialLayer();
 		});
+	} else if (requireTopBarSearch()) {
+		auto search = _controller->searchFieldController();
+		Assert(search != nullptr);
+		_topBar->createSearchView(search);
 	}
 
 	_topBar->move(0, 0);
@@ -288,6 +294,19 @@ void WrapWidget::createTopBarOverride(SelectedItems &&items) {
 	_topBarOverride->show();
 }
 
+bool WrapWidget::requireTopBarSearch() const {
+	if (!_controller->searchFieldController()) {
+		return false;
+	} else if (_controller->wrap() == Wrap::Layer) {
+		return false;
+	} else if (hasStackHistory()) {
+		return true;
+	}
+	auto section = _controller->section();
+	return (section.type() != Section::Type::Media)
+		|| !Media::TypeToTabIndex(section.mediaType()).has_value();
+}
+
 void WrapWidget::showBackFromStack() {
 	auto params = Window::SectionShow(
 		Window::SectionShow::Way::Backward);
@@ -359,7 +378,7 @@ std::unique_ptr<ContentMemento> WrapWidget::createTabMemento(
 	case Tab::Media: return std::make_unique<Media::Memento>(
 		_controller->peerId(),
 		_controller->migratedPeerId(),
-		Media::Memento::Type::Photo);
+		Media::Type::Photo);
 	}
 	Unexpected("Tab value in Info::WrapWidget::createInner()");
 }
@@ -373,6 +392,38 @@ object_ptr<ContentWidget> WrapWidget::createContent(
 		contentGeometry());
 }
 
+void WrapWidget::convertProfileFromStackToTab() {
+	if (_historyStack.empty()) {
+		return;
+	}
+	auto &entry = _historyStack[0];
+	if (entry.section->section().type() != Section::Type::Profile) {
+		return;
+	}
+	auto convertInsideStack = (_historyStack.size() > 1);
+	auto checkSection = convertInsideStack
+		? _historyStack[1].section->section()
+		: _controller->section();
+	auto &anotherMemento = convertInsideStack
+		? _historyStack[1].anotherTab
+		: _anotherTabMemento;
+	if (checkSection.type() != Section::Type::Media) {
+		return;
+	}
+	if (!Info::Media::TypeToTabIndex(checkSection.mediaType())) {
+		return;
+	}
+	anotherMemento = std::move(entry.section);
+	_historyStack.erase(_historyStack.begin());
+}
+
+void WrapWidget::setWrap(Wrap wrap) {
+	if (_wrap.current() != Wrap::Side && wrap == Wrap::Side) {
+		convertProfileFromStackToTab();
+	}
+	_wrap = wrap;
+}
+
 bool WrapWidget::hasTopBarShadow() const {
 	return _topShadow->toggled();
 }

Telegram/SourceFiles/info/info_wrap_widget.h

@@ -95,8 +95,9 @@ public:
 	rpl::producer<Wrap> wrapValue() const {
 		return _wrap.value();
 	}
-	void setWrap(Wrap wrap) {
-		_wrap = wrap;
+	void setWrap(Wrap wrap);
+	bool hasStackHistory() const {
+		return !_historyStack.empty();
 	}
 
 	not_null<Controller*> controller() {
@@ -169,12 +170,14 @@ private:
 	std::unique_ptr<Controller> createController(
 		not_null<Window::Controller*> window,
 		not_null<ContentMemento*> memento);
+	void convertProfileFromStackToTab();
 
 	rpl::producer<SelectedItems> selectedListValue() const;
 	void refreshTopBarOverride();
 	void refreshTopBarOverride(SelectedItems &&items);
 	void createTopBarOverride(SelectedItems &&items);
 	void destroyTopBarOverride();
+	bool requireTopBarSearch() const;
 
 	rpl::variable<Wrap> _wrap;
 	std::unique_ptr<Controller> _controller;

Telegram/SourceFiles/info/media/info_media_inner_widget.cpp

@@ -36,29 +36,6 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 
 namespace Info {
 namespace Media {
-namespace {
-
-using Type = InnerWidget::Type;
-
-base::optional<int> TypeToTabIndex(Type type) {
-	switch (type) {
-	case Type::Photo: return 0;
-	case Type::Video: return 1;
-	case Type::File: return 2;
-	}
-	return base::none;
-}
-
-Type TabIndexToType(int index) {
-	switch (index) {
-	case 0: return Type::Photo;
-	case 1: return Type::Video;
-	case 2: return Type::File;
-	}
-	Unexpected("Index in Info::Media::TabIndexToType()");
-}
-
-} // namespace
 
 InnerWidget::InnerWidget(
 	QWidget *parent,
@@ -73,6 +50,7 @@ void InnerWidget::setupOtherTypes() {
 	_controller->wrapValue()
 		| rpl::start_with_next([this](Wrap value) {
 			if (value == Wrap::Side
+				&& !_controller->hasStackHistory()
 				&& TypeToTabIndex(type())) {
 				createOtherTypes();
 			} else {
@@ -227,7 +205,7 @@ void InnerWidget::switchToTab(Memento &&memento) {
 void InnerWidget::refreshSearchField() {
 	auto search = _controller->searchFieldController();
 	if (search && _otherTabs) {
-		_searchField = search->createView(
+		_searchField = search->createRowView(
 			this,
 			st::infoMediaSearch);
 		_searchField->resizeToWidth(width());

Telegram/SourceFiles/info/media/info_media_inner_widget.h

@@ -24,7 +24,6 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "base/unique_qptr.h"
 #include "info/media/info_media_widget.h"
 #include "info/media/info_media_list_widget.h"
-#include "history/history_search_controller.h"
 
 namespace Ui {
 class SettingsSlider;
@@ -43,7 +42,6 @@ class ListWidget;
 
 class InnerWidget final : public Ui::RpWidget {
 public:
-	using Type = Widget::Type;
 	InnerWidget(
 		QWidget *parent,
 		not_null<Controller*> controller);

Telegram/SourceFiles/info/media/info_media_list_widget.h

@@ -49,7 +49,6 @@ using UniversalMsgId = int32;
 
 class ListWidget : public Ui::RpWidget {
 public:
-	using Type = Widget::Type;
 	ListWidget(
 		QWidget *parent,
 		not_null<Controller*> controller);
@@ -88,7 +87,6 @@ protected:
 	void leaveEventHook(QEvent *e) override;
 
 private:
-	using Type = Widget::Type;
 	enum class MouseAction {
 		None,
 		PrepareDrag,

Telegram/SourceFiles/info/media/info_media_widget.cpp

@@ -23,10 +23,30 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "info/media/info_media_inner_widget.h"
 #include "info/info_controller.h"
 #include "ui/widgets/scroll_area.h"
+#include "ui/search_field_controller.h"
+#include "styles/style_info.h"
 
 namespace Info {
 namespace Media {
 
+base::optional<int> TypeToTabIndex(Type type) {
+	switch (type) {
+	case Type::Photo: return 0;
+	case Type::Video: return 1;
+	case Type::File: return 2;
+	}
+	return base::none;
+}
+
+Type TabIndexToType(int index) {
+	switch (index) {
+	case 0: return Type::Photo;
+	case 1: return Type::Video;
+	case 2: return Type::File;
+	}
+	Unexpected("Index in Info::Media::TabIndexToType()");
+}
+
 Memento::Memento(not_null<Controller*> controller)
 : Memento(
 	controller->peerId(),
@@ -60,6 +80,10 @@ Widget::Widget(
 		| rpl::start_with_next([this](int skip) {
 			scrollTo({ skip, -1 });
 		}, _inner->lifetime());
+	controller->wrapValue()
+		| rpl::start_with_next([this] {
+			refreshSearchField();
+		}, lifetime());
 }
 
 rpl::producer<SelectedItems> Widget::selectedListValue() const {
@@ -103,5 +127,25 @@ void Widget::restoreState(not_null<Memento*> memento) {
 	_inner->restoreState(memento);
 }
 
+void Widget::refreshSearchField() {
+	auto search = controller()->searchFieldController();
+	if (search && controller()->wrap() == Wrap::Layer) {
+		_searchField = search->createRowView(
+			this,
+			st::infoLayerMediaSearch);
+		auto field = _searchField.get();
+		widthValue()
+			| rpl::start_with_next([field](int newWidth) {
+				field->resizeToWidth(newWidth);
+				field->moveToLeft(0, 0);
+			}, field->lifetime());
+		field->show();
+		setScrollTopSkip(field->heightNoMargins() - st::lineWidth);
+	} else {
+		_searchField = nullptr;
+		setScrollTopSkip(0);
+	}
+}
+
 } // namespace Media
 } // namespace Info

Telegram/SourceFiles/info/media/info_media_widget.h

@@ -24,15 +24,22 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 #include "info/info_content_widget.h"
 #include "storage/storage_shared_media.h"
 
+namespace Ui {
+class SearchFieldController;
+} // namespace Ui
+
 namespace Info {
 namespace Media {
 
+using Type = Storage::SharedMediaType;
+
+base::optional<int> TypeToTabIndex(Type type);
+Type TabIndexToType(int index);
+
 class InnerWidget;
 
 class Memento final : public ContentMemento {
 public:
-	using Type = Storage::SharedMediaType;
-
 	Memento(not_null<Controller*> controller);
 
 	Memento(PeerId peerId, PeerId migratedPeerId, Type type)
@@ -87,8 +94,6 @@ private:
 
 class Widget final : public ContentWidget {
 public:
-	using Type = Memento::Type;
-
 	Widget(
 		QWidget *parent,
 		not_null<Controller*> controller);
@@ -108,7 +113,10 @@ private:
 	void saveState(not_null<Memento*> memento);
 	void restoreState(not_null<Memento*> memento);
 
+	void refreshSearchField();
+
 	InnerWidget *_inner = nullptr;
+	base::unique_qptr<Ui::RpWidget> _searchField = nullptr;
 
 };
 

Telegram/SourceFiles/ui/search_field_controller.cpp

@@ -29,35 +29,39 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 
 namespace Ui {
 
-base::unique_qptr<Ui::RpWidget> SearchFieldController::createView(
+base::unique_qptr<Ui::RpWidget> SearchFieldController::createRowView(
 		QWidget *parent,
 		const style::SearchFieldRow &st) {
 	auto result = base::make_unique_q<Ui::FixedHeightWidget>(
 		parent,
 		st.height);
+	auto wrap = result.get();
+
+	auto field = createField(wrap, st.field).release();
+	field->show();
+	field->connect(field, &Ui::InputField::cancelled, [=] {
+		field->setText(QString());
+	});
 
 	auto cancel = CreateChild<Ui::CrossButton>(
-		result.get(),
+		wrap,
 		st.fieldCancel);
-	cancel->addClickHandler([=] { clearQuery(); });
-
-	auto field = CreateChild<Ui::InputField>(
-		result.get(),
-		st.field,
-		langFactory(lng_dlg_filter),
-		_query.current());
-	field->show();
-	field->connect(field, &Ui::InputField::changed, [=] {
-		setQueryFromField(field->getLastText());
-	});
-	field->connect(field, &Ui::InputField::cancelled, [=] {
-		clearQuery();
+	cancel->addClickHandler([=] {
+		field->setText(QString());
 	});
+	queryValue()
+		| rpl::map([](const QString &value) {
+			return !value.isEmpty();
+		})
+		| rpl::start_with_next([cancel](bool shown) {
+			cancel->toggleAnimated(shown);
+		}, cancel->lifetime());
+	cancel->finishAnimations();
 
-	auto shadow = CreateChild<Ui::PlainShadow>(result.get());
+	auto shadow = CreateChild<Ui::PlainShadow>(wrap);
 	shadow->show();
 
-	result->widthValue()
+	wrap->widthValue()
 		| rpl::start_with_next([=, &st](int newWidth) {
 			auto availableWidth = newWidth
 				- st.fieldIconSkip
@@ -73,36 +77,36 @@ base::unique_qptr<Ui::RpWidget> SearchFieldController::createView(
 				st.height - st::lineWidth,
 				newWidth,
 				st::lineWidth);
-		}, result->lifetime());
-	result->paintRequest()
+		}, wrap->lifetime());
+	wrap->paintRequest()
 		| rpl::start_with_next([=, &st] {
-			Painter p(_view.wrap);
+			Painter p(wrap);
 			st.fieldIcon.paint(
 				p,
 				st.padding.left(),
 				st.padding.top(),
-				_view.wrap->width());
-		}, result->lifetime());
+				wrap->width());
+		}, wrap->lifetime());
 
-	_view.wrap.reset(result.get());
-	_view.cancel = cancel;
-	_view.field = field;
+	_view.release();
+	_view.reset(wrap);
 	return std::move(result);
 }
 
-void SearchFieldController::setQueryFromField(const QString &query) {
-	_query = query;
-	if (_view.cancel) {
-		_view.cancel->toggleAnimated(!query.isEmpty());
-	}
-}
-
-void SearchFieldController::clearQuery() {
-	if (_view.field) {
-		_view.field->setText(QString());
-	} else {
-		setQueryFromField(QString());
-	}
+base::unique_qptr<Ui::InputField> SearchFieldController::createField(
+		QWidget *parent,
+		const style::InputField &st) {
+	auto result = base::make_unique_q<Ui::InputField>(
+		parent,
+		st,
+		langFactory(lng_dlg_filter),
+		_query.current());
+	auto field = result.get();
+	field->connect(field, &Ui::InputField::changed, [=] {
+		_query = field->getLastText();
+	});
+	_view.reset(field);
+	return result;
 }
 
 } // namespace Ui

Telegram/SourceFiles/ui/search_field_controller.h

@@ -26,6 +26,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 
 namespace style {
 struct SearchFieldRow;
+struct InputField;
 } // namespace style
 
 namespace Ui {
@@ -35,7 +36,10 @@ class InputField;
 
 class SearchFieldController {
 public:
-	base::unique_qptr<Ui::RpWidget> createView(
+	base::unique_qptr<Ui::InputField> createField(
+		QWidget *parent,
+		const style::InputField &st);
+	base::unique_qptr<Ui::RpWidget> createRowView(
 		QWidget *parent,
 		const style::SearchFieldRow &st);
 
@@ -48,15 +52,7 @@ public:
 	}
 
 private:
-	void setQueryFromField(const QString &query);
-	void clearQuery();
-
-	struct View {
-		base::unique_qptr<Ui::RpWidget> wrap;
-		Ui::InputField *field = nullptr;
-		Ui::CrossButton *cancel = nullptr;
-	};
-	View _view;
+	base::unique_qptr<QWidget> _view;
 	rpl::variable<QString> _query;
 
 	rpl::lifetime _lifetime;

Telegram/SourceFiles/ui/widgets/buttons.h

@@ -227,6 +227,9 @@ public:
 	}
 	void toggleFast(bool visible) {
 		toggleAnimated(visible);
+		finishAnimations();
+	}
+	void finishAnimations() {
 		_a_show.finish();
 	}
 

Telegram/SourceFiles/ui/widgets/input_fields.cpp

@@ -2499,9 +2499,14 @@ void InputArea::setErrorShown(bool error) {
 	}
 }
 
-InputField::InputField(QWidget *parent, const style::InputField &st, base::lambda<QString()> placeholderFactory, const QString &val) : TWidget(parent)
+InputField::InputField(
+	QWidget *parent,
+	const style::InputField &st,
+	base::lambda<QString()> placeholderFactory,
+	const QString &val)
+: RpWidget(parent)
 , _st(st)
-, _inner(this)
+, _inner(std::make_unique<Inner>(this))
 , _oldtext(val)
 , _placeholderFactory(std::move(placeholderFactory)) {
 	_inner->setAcceptRichText(false);
@@ -2542,9 +2547,9 @@ InputField::InputField(QWidget *parent, const style::InputField &st, base::lambd
 
 	connect(_inner->document(), SIGNAL(contentsChange(int,int,int)), this, SLOT(onDocumentContentsChange(int,int,int)));
 	connect(_inner->document(), SIGNAL(contentsChanged()), this, SLOT(onDocumentContentsChanged()));
-	connect(_inner, SIGNAL(undoAvailable(bool)), this, SLOT(onUndoAvailable(bool)));
-	connect(_inner, SIGNAL(redoAvailable(bool)), this, SLOT(onRedoAvailable(bool)));
-	if (App::wnd()) connect(_inner, SIGNAL(selectionChanged()), App::wnd(), SLOT(updateGlobalMenu()));
+	connect(_inner.get(), SIGNAL(undoAvailable(bool)), this, SLOT(onUndoAvailable(bool)));
+	connect(_inner.get(), SIGNAL(redoAvailable(bool)), this, SLOT(onRedoAvailable(bool)));
+	if (App::wnd()) connect(_inner.get(), SIGNAL(selectionChanged()), App::wnd(), SLOT(updateGlobalMenu()));
 
 	setCursor(style::cur_text);
 	if (!val.isEmpty()) {
@@ -2744,7 +2749,9 @@ void InputField::setFocused(bool focused) {
 }
 
 void InputField::startPlaceholderAnimation() {
-	auto placeholderShifted = _forcePlaceholderHidden || (_focused && _st.placeholderScale > 0.) || !getLastText().isEmpty();
+	auto placeholderShifted = _forcePlaceholderHidden
+		|| (_focused && _st.placeholderScale > 0.)
+		|| !getLastText().isEmpty();
 	if (_placeholderShifted != placeholderShifted) {
 		_placeholderShifted = placeholderShifted;
 		_a_placeholderShifted.start([this] { update(); }, _placeholderShifted ? 0. : 1., _placeholderShifted ? 1. : 0., _st.duration);

Telegram/SourceFiles/ui/widgets/input_fields.h

@@ -20,6 +20,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 */
 #pragma once
 
+#include "ui/rp_widget.h"
 #include "styles/style_widgets.h"
 
 class UserData;
@@ -499,7 +500,7 @@ private:
 
 };
 
-class InputField : public TWidget, private base::Subscriber {
+class InputField : public RpWidget, private base::Subscriber {
 	Q_OBJECT
 
 public:
@@ -645,11 +646,11 @@ private:
 
 	const style::InputField &_st;
 
+	std::unique_ptr<Inner> _inner;
+
 	int _maxLength = -1;
 	bool _forcePlaceholderHidden = false;
 
-	object_ptr<Inner> _inner;
-
 	QString _oldtext;
 
 	bool _undoAvailable = false;

Telegram/SourceFiles/ui/widgets/widgets.style

@@ -1111,6 +1111,16 @@ defaultPeerList: PeerList {
 	item: defaultPeerListItem;
 }
 
+SearchFieldRow {
+	height: pixels;
+	padding: margins;
+	field: InputField;
+	fieldIcon: icon;
+	fieldIconSkip: pixels;
+	fieldCancel: CrossButton;
+	fieldCancelSkip: pixels;
+}
+
 InfoTopBar {
 	height: pixels;
 	back: IconButton;
@@ -1121,13 +1131,6 @@ InfoTopBar {
 	mediaActionsSkip: pixels;
 	mediaForward: IconButton;
 	mediaDelete: IconButton;
-}
-SearchFieldRow {
-	height: pixels;
-	padding: margins;
-	field: InputField;
-	fieldIcon: icon;
-	fieldIconSkip: pixels;
-	fieldCancel: CrossButton;
-	fieldCancelSkip: pixels;
+	search: IconButton;
+	searchRow: SearchFieldRow;
 }