diff --git a/Telegram/SourceFiles/boxes/edit_caption_box.cpp b/Telegram/SourceFiles/boxes/edit_caption_box.cpp
index b2e36864a..93ca21033 100644
--- a/Telegram/SourceFiles/boxes/edit_caption_box.cpp
+++ b/Telegram/SourceFiles/boxes/edit_caption_box.cpp
@@ -47,8 +47,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "ui/widgets/checkbox.h"
 #include "ui/widgets/checkbox.h"
 #include "ui/text/format_values.h"
-#include "ui/special_buttons.h"
 #include "ui/text/text_options.h"
+#include "ui/controls/emoji_button.h"
 #include "window/window_session_controller.h"
 #include "confirm_box.h"
 #include "apiwrap.h"
diff --git a/Telegram/SourceFiles/boxes/send_files_box.cpp b/Telegram/SourceFiles/boxes/send_files_box.cpp
index fcfc37789..a247b56b0 100644
--- a/Telegram/SourceFiles/boxes/send_files_box.cpp
+++ b/Telegram/SourceFiles/boxes/send_files_box.cpp
@@ -34,7 +34,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "ui/text/format_values.h"
 #include "ui/grouped_layout.h"
 #include "ui/text/text_options.h"
-#include "ui/special_buttons.h"
+#include "ui/controls/emoji_button.h"
 #include "lottie/lottie_single_player.h"
 #include "data/data_document.h"
 #include "media/clip/media_clip_reader.h"
diff --git a/Telegram/SourceFiles/config.h b/Telegram/SourceFiles/config.h
index 40d01e9fc..5bc8f9c47 100644
--- a/Telegram/SourceFiles/config.h
+++ b/Telegram/SourceFiles/config.h
@@ -133,25 +133,3 @@ inline const QRegularExpression &cRussianLetters() {
 	static QRegularExpression regexp(QString::fromUtf8("[а-яА-ЯёЁ]"));
 	return regexp;
 }
-
-inline const QStringList &cImgExtensions() {
-	static QStringList result;
-	if (result.isEmpty()) {
-		result.reserve(4);
-		result.push_back(qsl(".jpg"));
-		result.push_back(qsl(".jpeg"));
-		result.push_back(qsl(".png"));
-		result.push_back(qsl(".gif"));
-	}
-	return result;
-}
-
-inline const QStringList &cExtensionsForCompress() {
-	static QStringList result;
-	if (result.isEmpty()) {
-		result.push_back(qsl(".jpg"));
-		result.push_back(qsl(".jpeg"));
-		result.push_back(qsl(".png"));
-	}
-	return result;
-}
diff --git a/Telegram/SourceFiles/core/file_utilities.cpp b/Telegram/SourceFiles/core/file_utilities.cpp
index edd0681c9..90560e7a6 100644
--- a/Telegram/SourceFiles/core/file_utilities.cpp
+++ b/Telegram/SourceFiles/core/file_utilities.cpp
@@ -15,6 +15,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "core/application.h"
 #include "base/unixtime.h"
 #include "ui/delayed_activation.h"
+#include "ui/chat/attach/attach_extensions.h"
 #include "main/main_session.h"
 #include "mainwindow.h"
 
@@ -316,8 +317,20 @@ QString AllFilesFilter() {
 #endif // Q_OS_WIN
 }
 
+QString ImagesFilter() {
+	return u"Image files (*"_q + Ui::ImageExtensions().join(u" *"_q) + u")"_q;
+}
+
+QString AllOrImagesFilter() {
+	return AllFilesFilter() + u";;"_q + ImagesFilter();
+}
+
+QString ImagesOrAllFilter() {
+	return ImagesFilter() + u";;"_q + AllFilesFilter();
+}
+
 QString AlbumFilesFilter() {
-	return qsl("Image and Video Files (*.png *.jpg *.jpeg *.mp4 *.mov)");
+	return u"Image and Video Files (*.png *.jpg *.jpeg *.mp4 *.mov)"_q;
 }
 
 namespace internal {
diff --git a/Telegram/SourceFiles/core/file_utilities.h b/Telegram/SourceFiles/core/file_utilities.h
index ecefe35bb..d44072bb1 100644
--- a/Telegram/SourceFiles/core/file_utilities.h
+++ b/Telegram/SourceFiles/core/file_utilities.h
@@ -89,8 +89,11 @@ void GetFolder(
 	Fn<void(QString &&result)> callback,
 	Fn<void()> failed = Fn<void()>());
 
-QString AllFilesFilter();
-QString AlbumFilesFilter();
+[[nodiscard]] QString AllFilesFilter();
+[[nodiscard]] QString ImagesFilter();
+[[nodiscard]] QString AllOrImagesFilter();
+[[nodiscard]] QString ImagesOrAllFilter();
+[[nodiscard]] QString AlbumFilesFilter();
 
 namespace internal {
 
diff --git a/Telegram/SourceFiles/history/history_widget.cpp b/Telegram/SourceFiles/history/history_widget.cpp
index 6d48a15f2..751f3023b 100644
--- a/Telegram/SourceFiles/history/history_widget.cpp
+++ b/Telegram/SourceFiles/history/history_widget.cpp
@@ -32,6 +32,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "ui/chat/message_bar.h"
 #include "ui/image/image.h"
 #include "ui/special_buttons.h"
+#include "ui/controls/emoji_button.h"
+#include "ui/controls/send_button.h"
 #include "inline_bots/inline_bot_result.h"
 #include "base/event_filter.h"
 #include "base/unixtime.h"
@@ -3276,10 +3278,7 @@ void HistoryWidget::chooseAttach() {
 		return;
 	}
 
-	const auto filter = FileDialog::AllFilesFilter()
-		+ qsl(";;Image files (*")
-		+ cImgExtensions().join(qsl(" *"))
-		+ qsl(")");
+	const auto filter = FileDialog::AllOrImagesFilter();
 
 	FileDialog::GetOpenPaths(this, tr::lng_choose_files(tr::now), filter, crl::guard(this, [=](
 			FileDialog::OpenResult &&result) {
diff --git a/Telegram/SourceFiles/history/view/history_view_compose_controls.cpp b/Telegram/SourceFiles/history/view/history_view_compose_controls.cpp
index 154495ed4..6e3ec83d2 100644
--- a/Telegram/SourceFiles/history/view/history_view_compose_controls.cpp
+++ b/Telegram/SourceFiles/history/view/history_view_compose_controls.cpp
@@ -32,11 +32,12 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "media/audio/media_audio_capture.h"
 #include "media/audio/media_audio.h"
 #include "styles/style_chat.h"
-#include "ui/special_buttons.h"
 #include "ui/text/text_options.h"
 #include "ui/ui_utility.h"
 #include "ui/widgets/input_fields.h"
 #include "ui/text/format_values.h"
+#include "ui/controls/emoji_button.h"
+#include "ui/controls/send_button.h"
 #include "window/window_session_controller.h"
 #include "mainwindow.h"
 
diff --git a/Telegram/SourceFiles/history/view/history_view_replies_section.cpp b/Telegram/SourceFiles/history/view/history_view_replies_section.cpp
index d433276e1..41d644c40 100644
--- a/Telegram/SourceFiles/history/view/history_view_replies_section.cpp
+++ b/Telegram/SourceFiles/history/view/history_view_replies_section.cpp
@@ -526,11 +526,7 @@ void RepliesWidget::chooseAttach() {
 		return;
 	}
 
-	const auto filter = FileDialog::AllFilesFilter()
-		+ qsl(";;Image files (*")
-		+ cImgExtensions().join(qsl(" *"))
-		+ qsl(")");
-
+	const auto filter = FileDialog::AllOrImagesFilter();
 	FileDialog::GetOpenPaths(this, tr::lng_choose_files(tr::now), filter, crl::guard(this, [=](
 			FileDialog::OpenResult &&result) {
 		if (result.paths.isEmpty() && result.remoteContent.isEmpty()) {
diff --git a/Telegram/SourceFiles/history/view/history_view_scheduled_section.cpp b/Telegram/SourceFiles/history/view/history_view_scheduled_section.cpp
index ce7b5e9f7..dca932b12 100644
--- a/Telegram/SourceFiles/history/view/history_view_scheduled_section.cpp
+++ b/Telegram/SourceFiles/history/view/history_view_scheduled_section.cpp
@@ -266,11 +266,7 @@ void ScheduledWidget::chooseAttach() {
 		return;
 	}
 
-	const auto filter = FileDialog::AllFilesFilter()
-		+ qsl(";;Image files (*")
-		+ cImgExtensions().join(qsl(" *"))
-		+ qsl(")");
-
+	const auto filter = FileDialog::AllOrImagesFilter();
 	FileDialog::GetOpenPaths(this, tr::lng_choose_files(tr::now), filter, crl::guard(this, [=](
 			FileDialog::OpenResult &&result) {
 		if (result.paths.isEmpty() && result.remoteContent.isEmpty()) {
diff --git a/Telegram/SourceFiles/passport/passport_panel_edit_scans.cpp b/Telegram/SourceFiles/passport/passport_panel_edit_scans.cpp
index 5148a10f9..6bdad1c90 100644
--- a/Telegram/SourceFiles/passport/passport_panel_edit_scans.cpp
+++ b/Telegram/SourceFiles/passport/passport_panel_edit_scans.cpp
@@ -853,10 +853,7 @@ void EditScans::ChooseScan(
 		Fn<void(ReadScanError)> errorCallback) {
 	Expects(parent != nullptr);
 
-	const auto filter = FileDialog::AllFilesFilter()
-		+ qsl(";;Image files (*")
-		+ cImgExtensions().join(qsl(" *"))
-		+ qsl(")");
+	const auto filter = FileDialog::AllOrImagesFilter();
 	const auto guardedCallback = crl::guard(parent, doneCallback);
 	const auto guardedError = crl::guard(parent, errorCallback);
 	const auto onMainError = [=](ReadScanError error) {
diff --git a/Telegram/SourceFiles/settings/settings_chat.cpp b/Telegram/SourceFiles/settings/settings_chat.cpp
index 8633a560e..a27a33f60 100644
--- a/Telegram/SourceFiles/settings/settings_chat.cpp
+++ b/Telegram/SourceFiles/settings/settings_chat.cpp
@@ -23,6 +23,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "ui/widgets/checkbox.h"
 #include "ui/widgets/buttons.h"
 #include "ui/widgets/labels.h"
+#include "ui/chat/attach/attach_extensions.h"
 #include "ui/layers/generic_box.h"
 #include "ui/effects/radial_animation.h"
 #include "ui/toast/toast.h"
@@ -600,10 +601,9 @@ void BackgroundRow::updateImage() {
 void ChooseFromFile(
 		not_null<Window::SessionController*> controller,
 		not_null<QWidget*> parent) {
-	const auto &imgExtensions = cImgExtensions();
 	auto filters = QStringList(
 		qsl("Theme files (*.tdesktop-theme *.tdesktop-palette *")
-		+ imgExtensions.join(qsl(" *"))
+		+ Ui::ImageExtensions().join(qsl(" *"))
 		+ qsl(")"));
 	filters.push_back(FileDialog::AllFilesFilter());
 	const auto callback = crl::guard(controller, [=](
diff --git a/Telegram/SourceFiles/settings/settings_information.cpp b/Telegram/SourceFiles/settings/settings_information.cpp
index 476c6ba32..da2fd6461 100644
--- a/Telegram/SourceFiles/settings/settings_information.cpp
+++ b/Telegram/SourceFiles/settings/settings_information.cpp
@@ -63,11 +63,7 @@ void SetupPhoto(
 		st::settingsInfoPhotoSet);
 	upload->setFullRadius(true);
 	upload->addClickHandler([=] {
-		const auto imageExtensions = cImgExtensions();
-		const auto filter = qsl("Image files (*")
-			+ imageExtensions.join(qsl(" *"))
-			+ qsl(");;")
-			+ FileDialog::AllFilesFilter();
+		const auto filter = FileDialog::ImagesOrAllFilter();
 		const auto callback = [=](const FileDialog::OpenResult &result) {
 			if (result.paths.isEmpty() && result.remoteContent.isEmpty()) {
 				return;
diff --git a/Telegram/SourceFiles/storage/storage_media_prepare.cpp b/Telegram/SourceFiles/storage/storage_media_prepare.cpp
index c67f36b34..6099d31df 100644
--- a/Telegram/SourceFiles/storage/storage_media_prepare.cpp
+++ b/Telegram/SourceFiles/storage/storage_media_prepare.cpp
@@ -11,6 +11,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "storage/localimageloader.h"
 #include "core/mime_type.h"
 #include "ui/image/image_prepare.h"
+#include "ui/chat/attach/attach_extensions.h"
 #include "app.h"
 
 #include <QtCore/QSemaphore>
@@ -194,7 +195,7 @@ MimeDataState ComputeMimeDataState(const QMimeData *data) {
 		return MimeDataState::None;
 	}
 
-	const auto imageExtensions = cImgExtensions();
+	const auto imageExtensions = Ui::ImageExtensions();
 	auto files = QStringList();
 	auto allAreSmallImages = true;
 	for (const auto &url : urls) {
@@ -242,7 +243,7 @@ PreparedList PrepareMediaList(const QList<QUrl> &files, int previewWidth) {
 PreparedList PrepareMediaList(const QStringList &files, int previewWidth) {
 	auto result = PreparedList();
 	result.files.reserve(files.size());
-	const auto extensionsToCompress = cExtensionsForCompress();
+	const auto extensionsToCompress = Ui::ExtensionsForCompression();
 	for (const auto &file : files) {
 		const auto fileinfo = QFileInfo(file);
 		const auto filesize = fileinfo.size();
diff --git a/Telegram/SourceFiles/ui/chat/attach/attach_extensions.cpp b/Telegram/SourceFiles/ui/chat/attach/attach_extensions.cpp
new file mode 100644
index 000000000..73fbaf25b
--- /dev/null
+++ b/Telegram/SourceFiles/ui/chat/attach/attach_extensions.cpp
@@ -0,0 +1,33 @@
+/*
+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 "ui/chat/attach/attach_extensions.h"
+
+namespace Ui {
+
+const QStringList &ImageExtensions() {
+	static const auto result = QStringList{
+		u".bmp"_q,
+		u".jpg"_q,
+		u".jpeg"_q,
+		u".png"_q,
+		u".gif"_q,
+	};
+	return result;
+}
+
+const QStringList &ExtensionsForCompression() {
+	static const auto result = QStringList{
+		u".bmp"_q,
+		u".jpg"_q,
+		u".jpeg"_q,
+		u".png"_q,
+	};
+	return result;
+}
+
+} // namespace Ui
diff --git a/Telegram/SourceFiles/ui/chat/attach/attach_extensions.h b/Telegram/SourceFiles/ui/chat/attach/attach_extensions.h
new file mode 100644
index 000000000..f49f685ae
--- /dev/null
+++ b/Telegram/SourceFiles/ui/chat/attach/attach_extensions.h
@@ -0,0 +1,15 @@
+/*
+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
+*/
+#pragma once
+
+namespace Ui {
+
+[[nodiscard]] const QStringList &ImageExtensions();
+[[nodiscard]] const QStringList &ExtensionsForCompression();
+
+} // namespace Ui
diff --git a/Telegram/SourceFiles/ui/controls/emoji_button.cpp b/Telegram/SourceFiles/ui/controls/emoji_button.cpp
new file mode 100644
index 000000000..83b9ba31b
--- /dev/null
+++ b/Telegram/SourceFiles/ui/controls/emoji_button.cpp
@@ -0,0 +1,127 @@
+/*
+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 "ui/controls/emoji_button.h"
+
+#include "ui/effects/radial_animation.h"
+#include "ui/effects/ripple_animation.h"
+#include "styles/style_chat.h"
+
+namespace Ui {
+namespace {
+
+} // namespace
+
+EmojiButton::EmojiButton(QWidget *parent, const style::IconButton &st)
+: RippleButton(parent, st.ripple)
+, _st(st) {
+	resize(_st.width, _st.height);
+	setCursor(style::cur_pointer);
+}
+
+void EmojiButton::paintEvent(QPaintEvent *e) {
+	Painter p(this);
+
+	p.fillRect(e->rect(), st::historyComposeAreaBg);
+	paintRipple(p, _st.rippleAreaPosition.x(), _st.rippleAreaPosition.y(), _rippleOverride ? &(*_rippleOverride)->c : nullptr);
+
+	const auto over = isOver();
+	const auto loadingState = _loading
+		? _loading->computeState()
+		: RadialState{ 0., 0, RadialState::kFull };
+	if (loadingState.shown < 1.) {
+		p.setOpacity(1. - loadingState.shown);
+
+		const auto icon = _iconOverride ? _iconOverride : &(over ? _st.iconOver : _st.icon);
+		auto position = _st.iconPosition;
+		if (position.x() < 0) {
+			position.setX((width() - icon->width()) / 2);
+		}
+		if (position.y() < 0) {
+			position.setY((height() - icon->height()) / 2);
+		}
+		icon->paint(p, position, width());
+
+		p.setOpacity(1.);
+	}
+
+	QRect inner(QPoint((width() - st::historyEmojiCircle.width()) / 2, (height() - st::historyEmojiCircle.height()) / 2), st::historyEmojiCircle);
+	const auto color = (_colorOverride
+		? *_colorOverride
+		: (over
+			? st::historyEmojiCircleFgOver
+			: st::historyEmojiCircleFg));
+	if (anim::Disabled() && _loading && _loading->animating()) {
+		anim::DrawStaticLoading(
+			p,
+			inner,
+			st::historyEmojiCircleLine,
+			color);
+	} else {
+		auto pen = color->p;
+		pen.setWidth(st::historyEmojiCircleLine);
+		pen.setCapStyle(Qt::RoundCap);
+		p.setPen(pen);
+		p.setBrush(Qt::NoBrush);
+
+		PainterHighQualityEnabler hq(p);
+		if (loadingState.arcLength < RadialState::kFull) {
+			p.drawArc(inner, loadingState.arcFrom, loadingState.arcLength);
+		} else {
+			p.drawEllipse(inner);
+		}
+	}
+}
+
+void EmojiButton::loadingAnimationCallback() {
+	if (!anim::Disabled()) {
+		update();
+	}
+}
+
+void EmojiButton::setLoading(bool loading) {
+	if (loading && !_loading) {
+		_loading = std::make_unique<InfiniteRadialAnimation>(
+			[=] { loadingAnimationCallback(); },
+			st::defaultInfiniteRadialAnimation);
+	}
+	if (loading) {
+		_loading->start();
+		update();
+	} else if (_loading) {
+		_loading->stop();
+		update();
+	}
+}
+
+void EmojiButton::setColorOverrides(const style::icon *iconOverride, const style::color *colorOverride, const style::color *rippleOverride) {
+	_iconOverride = iconOverride;
+	_colorOverride = colorOverride;
+	_rippleOverride = rippleOverride;
+	update();
+}
+
+void EmojiButton::onStateChanged(State was, StateChangeSource source) {
+	RippleButton::onStateChanged(was, source);
+	auto wasOver = static_cast<bool>(was & StateFlag::Over);
+	if (isOver() != wasOver) {
+		update();
+	}
+}
+
+QPoint EmojiButton::prepareRippleStartPosition() const {
+	if (!_st.rippleAreaSize) {
+		return DisabledRippleStartPosition();
+	}
+	return mapFromGlobal(QCursor::pos()) - _st.rippleAreaPosition;
+}
+
+QImage EmojiButton::prepareRippleMask() const {
+	return RippleAnimation::ellipseMask(QSize(_st.rippleAreaSize, _st.rippleAreaSize));
+}
+
+} // namespace Ui
diff --git a/Telegram/SourceFiles/ui/controls/emoji_button.h b/Telegram/SourceFiles/ui/controls/emoji_button.h
new file mode 100644
index 000000000..a39d40c9c
--- /dev/null
+++ b/Telegram/SourceFiles/ui/controls/emoji_button.h
@@ -0,0 +1,46 @@
+/*
+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
+*/
+#pragma once
+
+#include "ui/widgets/buttons.h"
+
+namespace Ui {
+
+class InfiniteRadialAnimation;
+
+class EmojiButton final : public RippleButton {
+public:
+	EmojiButton(QWidget *parent, const style::IconButton &st);
+
+	void setLoading(bool loading);
+	void setColorOverrides(
+		const style::icon *iconOverride,
+		const style::color *colorOverride,
+		const style::color *rippleOverride);
+
+protected:
+	void paintEvent(QPaintEvent *e) override;
+	void onStateChanged(State was, StateChangeSource source) override;
+
+	QImage prepareRippleMask() const override;
+	QPoint prepareRippleStartPosition() const override;
+
+private:
+	void loadingAnimationCallback();
+
+	const style::IconButton &_st;
+
+	std::unique_ptr<Ui::InfiniteRadialAnimation> _loading;
+
+	const style::icon *_iconOverride = nullptr;
+	const style::color *_colorOverride = nullptr;
+	const style::color *_rippleOverride = nullptr;
+
+};
+
+} // namespace Ui
diff --git a/Telegram/SourceFiles/ui/controls/send_button.cpp b/Telegram/SourceFiles/ui/controls/send_button.cpp
new file mode 100644
index 000000000..3c7df9e84
--- /dev/null
+++ b/Telegram/SourceFiles/ui/controls/send_button.cpp
@@ -0,0 +1,265 @@
+/*
+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 "ui/controls/send_button.h"
+
+#include "ui/effects/ripple_animation.h"
+#include "styles/style_chat.h"
+
+namespace Ui {
+namespace {
+
+constexpr int kWideScale = 5;
+
+} // namespace
+
+SendButton::SendButton(QWidget *parent)
+: RippleButton(parent, st::historyReplyCancel.ripple) {
+	resize(st::historySendSize);
+}
+
+void SendButton::setType(Type type) {
+	Expects(isSlowmode() || type != Type::Slowmode);
+
+	if (isSlowmode() && type != Type::Slowmode) {
+		_afterSlowmodeType = type;
+		return;
+	}
+	if (_type != type) {
+		_contentFrom = grabContent();
+		_type = type;
+		_a_typeChanged.stop();
+		_contentTo = grabContent();
+		_a_typeChanged.start(
+			[=] { update(); },
+			0.,
+			1.,
+			st::historyRecordVoiceDuration);
+		setPointerCursor(_type != Type::Slowmode);
+		update();
+	}
+	if (_type != Type::Record) {
+		_recordActive = false;
+		_a_recordActive.stop();
+	}
+}
+
+void SendButton::setRecordActive(bool recordActive) {
+	if (_recordActive != recordActive) {
+		_recordActive = recordActive;
+		_a_recordActive.start(
+			[=] { recordAnimationCallback(); },
+			_recordActive ? 0. : 1.,
+			_recordActive ? 1. : 0,
+			st::historyRecordVoiceDuration);
+		update();
+	}
+}
+
+void SendButton::setSlowmodeDelay(int seconds) {
+	Expects(seconds >= 0 && seconds < kSlowmodeDelayLimit);
+
+	if (_slowmodeDelay == seconds) {
+		return;
+	}
+	_slowmodeDelay = seconds;
+	_slowmodeDelayText = isSlowmode()
+		? u"%1:%2"_q.arg(seconds / 60).arg(seconds % 60, 2, 10, QChar('0'))
+		: QString();
+	setType(isSlowmode() ? Type::Slowmode : _afterSlowmodeType);
+	update();
+}
+
+void SendButton::finishAnimating() {
+	_a_typeChanged.stop();
+	_a_recordActive.stop();
+	update();
+}
+
+void SendButton::mouseMoveEvent(QMouseEvent *e) {
+	AbstractButton::mouseMoveEvent(e);
+	if (_recording) {
+		if (_recordUpdateCallback) {
+			_recordUpdateCallback(e->globalPos());
+		}
+	}
+}
+
+void SendButton::paintEvent(QPaintEvent *e) {
+	Painter p(this);
+
+	auto over = (isDown() || isOver());
+	auto changed = _a_typeChanged.value(1.);
+	if (changed < 1.) {
+		PainterHighQualityEnabler hq(p);
+		p.setOpacity(1. - changed);
+		auto targetRect = QRect((1 - kWideScale) / 2 * width(), (1 - kWideScale) / 2 * height(), kWideScale * width(), kWideScale * height());
+		auto hiddenWidth = anim::interpolate(0, (1 - kWideScale) / 2 * width(), changed);
+		auto hiddenHeight = anim::interpolate(0, (1 - kWideScale) / 2 * height(), changed);
+		p.drawPixmap(targetRect.marginsAdded(QMargins(hiddenWidth, hiddenHeight, hiddenWidth, hiddenHeight)), _contentFrom);
+		p.setOpacity(changed);
+		auto shownWidth = anim::interpolate((1 - kWideScale) / 2 * width(), 0, changed);
+		auto shownHeight = anim::interpolate((1 - kWideScale) / 2 * height(), 0, changed);
+		p.drawPixmap(targetRect.marginsAdded(QMargins(shownWidth, shownHeight, shownWidth, shownHeight)), _contentTo);
+		return;
+	}
+	switch (_type) {
+	case Type::Record: paintRecord(p, over); break;
+	case Type::Save: paintSave(p, over); break;
+	case Type::Cancel: paintCancel(p, over); break;
+	case Type::Send: paintSend(p, over); break;
+	case Type::Schedule: paintSchedule(p, over); break;
+	case Type::Slowmode: paintSlowmode(p); break;
+	}
+}
+
+void SendButton::paintRecord(Painter &p, bool over) {
+	auto recordActive = recordActiveRatio();
+	if (!isDisabled()) {
+		auto rippleColor = anim::color(st::historyAttachEmoji.ripple.color, st::historyRecordVoiceRippleBgActive, recordActive);
+		paintRipple(p, (width() - st::historyAttachEmoji.rippleAreaSize) / 2, st::historyAttachEmoji.rippleAreaPosition.y(), &rippleColor);
+	}
+
+	auto fastIcon = [&] {
+		if (isDisabled()) {
+			return &st::historyRecordVoice;
+		} else if (recordActive == 1.) {
+			return &st::historyRecordVoiceActive;
+		} else if (over) {
+			return &st::historyRecordVoiceOver;
+		}
+		return &st::historyRecordVoice;
+	};
+	fastIcon()->paintInCenter(p, rect());
+	if (!isDisabled() && recordActive > 0. && recordActive < 1.) {
+		p.setOpacity(recordActive);
+		st::historyRecordVoiceActive.paintInCenter(p, rect());
+		p.setOpacity(1.);
+	}
+}
+
+void SendButton::paintSave(Painter &p, bool over) {
+	const auto &saveIcon = over
+		? st::historyEditSaveIconOver
+		: st::historyEditSaveIcon;
+	saveIcon.paint(p, st::historySendIconPosition, width());
+}
+
+void SendButton::paintCancel(Painter &p, bool over) {
+	paintRipple(p, (width() - st::historyAttachEmoji.rippleAreaSize) / 2, st::historyAttachEmoji.rippleAreaPosition.y());
+
+	const auto &cancelIcon = over
+		? st::historyReplyCancelIconOver
+		: st::historyReplyCancelIcon;
+	cancelIcon.paintInCenter(p, rect());
+}
+
+void SendButton::paintSend(Painter &p, bool over) {
+	const auto &sendIcon = over
+		? st::historySendIconOver
+		: st::historySendIcon;
+	if (isDisabled()) {
+		const auto color = st::historyRecordVoiceFg->c;
+		sendIcon.paint(p, st::historySendIconPosition, width(), color);
+	} else {
+		sendIcon.paint(p, st::historySendIconPosition, width());
+	}
+}
+
+void SendButton::paintSchedule(Painter &p, bool over) {
+	{
+		PainterHighQualityEnabler hq(p);
+		p.setPen(Qt::NoPen);
+		p.setBrush(over ? st::historySendIconFgOver : st::historySendIconFg);
+		p.drawEllipse(
+			st::historyScheduleIconPosition.x(),
+			st::historyScheduleIconPosition.y(),
+			st::historyScheduleIcon.width(),
+			st::historyScheduleIcon.height());
+	}
+	st::historyScheduleIcon.paint(
+		p,
+		st::historyScheduleIconPosition,
+		width());
+}
+
+void SendButton::paintSlowmode(Painter &p) {
+	p.setFont(st::normalFont);
+	p.setPen(st::windowSubTextFg);
+	p.drawText(
+		rect().marginsRemoved(st::historySlowmodeCounterMargins),
+		_slowmodeDelayText,
+		style::al_center);
+}
+
+void SendButton::onStateChanged(State was, StateChangeSource source) {
+	RippleButton::onStateChanged(was, source);
+
+	auto down = (state() & StateFlag::Down);
+	if ((was & StateFlag::Down) != down) {
+		if (down) {
+			if (_type == Type::Record) {
+				_recording = true;
+				if (_recordStartCallback) {
+					_recordStartCallback();
+				}
+			}
+		} else if (_recording) {
+			_recording = false;
+			if (_recordStopCallback) {
+				_recordStopCallback(_recordActive);
+			}
+		}
+	}
+}
+
+bool SendButton::isSlowmode() const {
+	return (_slowmodeDelay > 0);
+}
+
+QPixmap SendButton::grabContent() {
+	auto result = QImage(
+		kWideScale * size() * style::DevicePixelRatio(),
+		QImage::Format_ARGB32_Premultiplied);
+	result.setDevicePixelRatio(style::DevicePixelRatio());
+	result.fill(Qt::transparent);
+	{
+		Painter p(&result);
+		p.drawPixmap(
+			(kWideScale - 1) / 2 * width(),
+			(kWideScale - 1) / 2 * height(),
+			GrabWidget(this));
+	}
+	return Ui::PixmapFromImage(std::move(result));
+}
+
+QImage SendButton::prepareRippleMask() const {
+	auto size = (_type == Type::Record)
+		? st::historyAttachEmoji.rippleAreaSize
+		: st::historyReplyCancel.rippleAreaSize;
+	return RippleAnimation::ellipseMask(QSize(size, size));
+}
+
+QPoint SendButton::prepareRippleStartPosition() const {
+	auto real = mapFromGlobal(QCursor::pos());
+	auto size = (_type == Type::Record)
+		? st::historyAttachEmoji.rippleAreaSize
+		: st::historyReplyCancel.rippleAreaSize;
+	auto y = (_type == Type::Record)
+		? st::historyAttachEmoji.rippleAreaPosition.y()
+		: (height() - st::historyReplyCancel.rippleAreaSize) / 2;
+	return real - QPoint((width() - size) / 2, y);
+}
+
+void SendButton::recordAnimationCallback() {
+	update();
+	if (_recordAnimationCallback) {
+		_recordAnimationCallback();
+	}
+}
+
+} // namespace Ui
diff --git a/Telegram/SourceFiles/ui/controls/send_button.h b/Telegram/SourceFiles/ui/controls/send_button.h
new file mode 100644
index 000000000..ad6500699
--- /dev/null
+++ b/Telegram/SourceFiles/ui/controls/send_button.h
@@ -0,0 +1,92 @@
+/*
+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
+*/
+#pragma once
+
+#include "ui/widgets/buttons.h"
+
+namespace Ui {
+
+class SendButton final : public RippleButton {
+public:
+	SendButton(QWidget *parent);
+
+	static constexpr auto kSlowmodeDelayLimit = 100 * 60;
+
+	enum class Type {
+		Send,
+		Schedule,
+		Save,
+		Record,
+		Cancel,
+		Slowmode,
+	};
+	[[nodiscard]] Type type() const {
+		return _type;
+	}
+	void setType(Type state);
+	void setRecordActive(bool recordActive);
+	void setSlowmodeDelay(int seconds);
+	void finishAnimating();
+
+	void setRecordStartCallback(Fn<void()> callback) {
+		_recordStartCallback = std::move(callback);
+	}
+	void setRecordUpdateCallback(Fn<void(QPoint globalPos)> callback) {
+		_recordUpdateCallback = std::move(callback);
+	}
+	void setRecordStopCallback(Fn<void(bool active)> callback) {
+		_recordStopCallback = std::move(callback);
+	}
+	void setRecordAnimationCallback(Fn<void()> callback) {
+		_recordAnimationCallback = std::move(callback);
+	}
+
+	[[nodiscard]] float64 recordActiveRatio() {
+		return _a_recordActive.value(_recordActive ? 1. : 0.);
+	}
+
+protected:
+	void mouseMoveEvent(QMouseEvent *e) override;
+	void paintEvent(QPaintEvent *e) override;
+	void onStateChanged(State was, StateChangeSource source) override;
+
+	QImage prepareRippleMask() const override;
+	QPoint prepareRippleStartPosition() const override;
+
+private:
+	void recordAnimationCallback();
+	[[nodiscard]] QPixmap grabContent();
+	[[nodiscard]] bool isSlowmode() const;
+
+	void paintRecord(Painter &p, bool over);
+	void paintSave(Painter &p, bool over);
+	void paintCancel(Painter &p, bool over);
+	void paintSend(Painter &p, bool over);
+	void paintSchedule(Painter &p, bool over);
+	void paintSlowmode(Painter &p);
+
+	Type _type = Type::Send;
+	Type _afterSlowmodeType = Type::Send;
+	bool _recordActive = false;
+	QPixmap _contentFrom, _contentTo;
+
+	Ui::Animations::Simple _a_typeChanged;
+	Ui::Animations::Simple _a_recordActive;
+
+	bool _recording = false;
+	Fn<void()> _recordStartCallback;
+	Fn<void(bool active)> _recordStopCallback;
+	Fn<void(QPoint globalPos)> _recordUpdateCallback;
+	Fn<void()> _recordAnimationCallback;
+
+	int _slowmodeDelay = 0;
+	QString _slowmodeDelayText;
+
+};
+
+} // namespace Ui
diff --git a/Telegram/SourceFiles/ui/special_buttons.cpp b/Telegram/SourceFiles/ui/special_buttons.cpp
index 29fce70ba..a353e5465 100644
--- a/Telegram/SourceFiles/ui/special_buttons.cpp
+++ b/Telegram/SourceFiles/ui/special_buttons.cpp
@@ -43,8 +43,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 namespace Ui {
 namespace {
 
-constexpr int kWideScale = 5;
-
 QString CropTitle(not_null<PeerData*> peer) {
 	if (peer->isChat() || peer->isMegagroup()) {
 		return tr::lng_create_group_crop(tr::now);
@@ -122,11 +120,7 @@ void ShowChoosePhotoBox(
 		QPointer<QWidget> parent,
 		const QString &title,
 		Callback &&callback) {
-	auto imgExtensions = cImgExtensions();
-	auto filter = qsl("Image files (*")
-		+ imgExtensions.join(qsl(" *"))
-		+ qsl(");;")
-		+ FileDialog::AllFilesFilter();
+	auto filter = FileDialog::ImagesOrAllFilter();
 	auto handleChosenPhoto = [
 		title,
 		callback = std::forward<Callback>(callback)
@@ -185,342 +179,6 @@ void HistoryDownButton::setUnreadCount(int unreadCount) {
 	}
 }
 
-EmojiButton::EmojiButton(QWidget *parent, const style::IconButton &st)
-: RippleButton(parent, st.ripple)
-, _st(st) {
-	resize(_st.width, _st.height);
-	setCursor(style::cur_pointer);
-}
-
-void EmojiButton::paintEvent(QPaintEvent *e) {
-	Painter p(this);
-
-	p.fillRect(e->rect(), st::historyComposeAreaBg);
-	paintRipple(p, _st.rippleAreaPosition.x(), _st.rippleAreaPosition.y(), _rippleOverride ? &(*_rippleOverride)->c : nullptr);
-
-	const auto over = isOver();
-	const auto loadingState = _loading
-		? _loading->computeState()
-		: Ui::RadialState{ 0., 0, FullArcLength };
-	if (loadingState.shown < 1.) {
-		p.setOpacity(1. - loadingState.shown);
-
-		const auto icon = _iconOverride ? _iconOverride : &(over ? _st.iconOver : _st.icon);
-		auto position = _st.iconPosition;
-		if (position.x() < 0) {
-			position.setX((width() - icon->width()) / 2);
-		}
-		if (position.y() < 0) {
-			position.setY((height() - icon->height()) / 2);
-		}
-		icon->paint(p, position, width());
-
-		p.setOpacity(1.);
-	}
-
-	QRect inner(QPoint((width() - st::historyEmojiCircle.width()) / 2, (height() - st::historyEmojiCircle.height()) / 2), st::historyEmojiCircle);
-	const auto color = (_colorOverride
-		? *_colorOverride
-		: (over
-			? st::historyEmojiCircleFgOver
-			: st::historyEmojiCircleFg));
-	if (anim::Disabled() && _loading && _loading->animating()) {
-		anim::DrawStaticLoading(
-			p,
-			inner,
-			st::historyEmojiCircleLine,
-			color);
-	} else {
-		auto pen = color->p;
-		pen.setWidth(st::historyEmojiCircleLine);
-		pen.setCapStyle(Qt::RoundCap);
-		p.setPen(pen);
-		p.setBrush(Qt::NoBrush);
-
-		PainterHighQualityEnabler hq(p);
-		if (loadingState.arcLength < FullArcLength) {
-			p.drawArc(inner, loadingState.arcFrom, loadingState.arcLength);
-		} else {
-			p.drawEllipse(inner);
-		}
-	}
-}
-
-void EmojiButton::loadingAnimationCallback() {
-	if (!anim::Disabled()) {
-		update();
-	}
-}
-
-void EmojiButton::setLoading(bool loading) {
-	if (loading && !_loading) {
-		_loading = std::make_unique<Ui::InfiniteRadialAnimation>(
-			[=] { loadingAnimationCallback(); },
-			st::defaultInfiniteRadialAnimation);
-	}
-	if (loading) {
-		_loading->start();
-		update();
-	} else if (_loading) {
-		_loading->stop();
-		update();
-	}
-}
-
-void EmojiButton::setColorOverrides(const style::icon *iconOverride, const style::color *colorOverride, const style::color *rippleOverride) {
-	_iconOverride = iconOverride;
-	_colorOverride = colorOverride;
-	_rippleOverride = rippleOverride;
-	update();
-}
-
-void EmojiButton::onStateChanged(State was, StateChangeSource source) {
-	RippleButton::onStateChanged(was, source);
-	auto wasOver = static_cast<bool>(was & StateFlag::Over);
-	if (isOver() != wasOver) {
-		update();
-	}
-}
-
-QPoint EmojiButton::prepareRippleStartPosition() const {
-	if (!_st.rippleAreaSize) {
-		return DisabledRippleStartPosition();
-	}
-	return mapFromGlobal(QCursor::pos()) - _st.rippleAreaPosition;
-}
-
-QImage EmojiButton::prepareRippleMask() const {
-	return RippleAnimation::ellipseMask(QSize(_st.rippleAreaSize, _st.rippleAreaSize));
-}
-
-SendButton::SendButton(QWidget *parent) : RippleButton(parent, st::historyReplyCancel.ripple) {
-	resize(st::historySendSize);
-}
-
-void SendButton::setType(Type type) {
-	Expects(isSlowmode() || type != Type::Slowmode);
-
-	if (isSlowmode() && type != Type::Slowmode) {
-		_afterSlowmodeType = type;
-		return;
-	}
-	if (_type != type) {
-		_contentFrom = grabContent();
-		_type = type;
-		_a_typeChanged.stop();
-		_contentTo = grabContent();
-		_a_typeChanged.start([=] { update(); }, 0., 1., st::historyRecordVoiceDuration);
-		setPointerCursor(_type != Type::Slowmode);
-		update();
-	}
-	if (_type != Type::Record) {
-		_recordActive = false;
-		_a_recordActive.stop();
-	}
-}
-
-void SendButton::setRecordActive(bool recordActive) {
-	if (_recordActive != recordActive) {
-		_recordActive = recordActive;
-		_a_recordActive.start([this] { recordAnimationCallback(); }, _recordActive ? 0. : 1., _recordActive ? 1. : 0, st::historyRecordVoiceDuration);
-		update();
-	}
-}
-
-void SendButton::setSlowmodeDelay(int seconds) {
-	Expects(seconds >= 0 && seconds < kSlowmodeDelayLimit);
-
-	if (_slowmodeDelay == seconds) {
-		return;
-	}
-	_slowmodeDelay = seconds;
-	_slowmodeDelayText = isSlowmode()
-		? qsl("%1:%2").arg(seconds / 60).arg(seconds % 60, 2, 10, QChar('0'))
-		: QString();
-	setType(isSlowmode() ? Type::Slowmode : _afterSlowmodeType);
-	update();
-}
-
-void SendButton::finishAnimating() {
-	_a_typeChanged.stop();
-	_a_recordActive.stop();
-	update();
-}
-
-void SendButton::mouseMoveEvent(QMouseEvent *e) {
-	AbstractButton::mouseMoveEvent(e);
-	if (_recording) {
-		if (_recordUpdateCallback) {
-			_recordUpdateCallback(e->globalPos());
-		}
-	}
-}
-
-void SendButton::paintEvent(QPaintEvent *e) {
-	Painter p(this);
-
-	auto over = (isDown() || isOver());
-	auto changed = _a_typeChanged.value(1.);
-	if (changed < 1.) {
-		PainterHighQualityEnabler hq(p);
-		p.setOpacity(1. - changed);
-		auto targetRect = QRect((1 - kWideScale) / 2 * width(), (1 - kWideScale) / 2 * height(), kWideScale * width(), kWideScale * height());
-		auto hiddenWidth = anim::interpolate(0, (1 - kWideScale) / 2 * width(), changed);
-		auto hiddenHeight = anim::interpolate(0, (1 - kWideScale) / 2 * height(), changed);
-		p.drawPixmap(targetRect.marginsAdded(QMargins(hiddenWidth, hiddenHeight, hiddenWidth, hiddenHeight)), _contentFrom);
-		p.setOpacity(changed);
-		auto shownWidth = anim::interpolate((1 - kWideScale) / 2 * width(), 0, changed);
-		auto shownHeight = anim::interpolate((1 - kWideScale) / 2 * height(), 0, changed);
-		p.drawPixmap(targetRect.marginsAdded(QMargins(shownWidth, shownHeight, shownWidth, shownHeight)), _contentTo);
-		return;
-	}
-	switch (_type) {
-	case Type::Record: paintRecord(p, over); break;
-	case Type::Save: paintSave(p, over); break;
-	case Type::Cancel: paintCancel(p, over); break;
-	case Type::Send: paintSend(p, over); break;
-	case Type::Schedule: paintSchedule(p, over); break;
-	case Type::Slowmode: paintSlowmode(p); break;
-	}
-}
-
-void SendButton::paintRecord(Painter &p, bool over) {
-	auto recordActive = recordActiveRatio();
-	if (!isDisabled()) {
-		auto rippleColor = anim::color(st::historyAttachEmoji.ripple.color, st::historyRecordVoiceRippleBgActive, recordActive);
-		paintRipple(p, (width() - st::historyAttachEmoji.rippleAreaSize) / 2, st::historyAttachEmoji.rippleAreaPosition.y(), &rippleColor);
-	}
-
-	auto fastIcon = [&] {
-		if (isDisabled()) {
-			return &st::historyRecordVoice;
-		} else if (recordActive == 1.) {
-			return &st::historyRecordVoiceActive;
-		} else if (over) {
-			return &st::historyRecordVoiceOver;
-		}
-		return &st::historyRecordVoice;
-	};
-	fastIcon()->paintInCenter(p, rect());
-	if (!isDisabled() && recordActive > 0. && recordActive < 1.) {
-		p.setOpacity(recordActive);
-		st::historyRecordVoiceActive.paintInCenter(p, rect());
-		p.setOpacity(1.);
-	}
-}
-
-void SendButton::paintSave(Painter &p, bool over) {
-	const auto &saveIcon = over
-		? st::historyEditSaveIconOver
-		: st::historyEditSaveIcon;
-	saveIcon.paint(p, st::historySendIconPosition, width());
-}
-
-void SendButton::paintCancel(Painter &p, bool over) {
-	paintRipple(p, (width() - st::historyAttachEmoji.rippleAreaSize) / 2, st::historyAttachEmoji.rippleAreaPosition.y());
-
-	const auto &cancelIcon = over
-		? st::historyReplyCancelIconOver
-		: st::historyReplyCancelIcon;
-	cancelIcon.paintInCenter(p, rect());
-}
-
-void SendButton::paintSend(Painter &p, bool over) {
-	const auto &sendIcon = over
-		? st::historySendIconOver
-		: st::historySendIcon;
-	if (isDisabled()) {
-		const auto color = st::historyRecordVoiceFg->c;
-		sendIcon.paint(p, st::historySendIconPosition, width(), color);
-	} else {
-		sendIcon.paint(p, st::historySendIconPosition, width());
-	}
-}
-
-void SendButton::paintSchedule(Painter &p, bool over) {
-	{
-		PainterHighQualityEnabler hq(p);
-		p.setPen(Qt::NoPen);
-		p.setBrush(over ? st::historySendIconFgOver : st::historySendIconFg);
-		p.drawEllipse(
-			st::historyScheduleIconPosition.x(),
-			st::historyScheduleIconPosition.y(),
-			st::historyScheduleIcon.width(),
-			st::historyScheduleIcon.height());
-	}
-	st::historyScheduleIcon.paint(
-		p,
-		st::historyScheduleIconPosition,
-		width());
-}
-
-void SendButton::paintSlowmode(Painter &p) {
-	p.setFont(st::normalFont);
-	p.setPen(st::windowSubTextFg);
-	p.drawText(
-		rect().marginsRemoved(st::historySlowmodeCounterMargins),
-		_slowmodeDelayText,
-		style::al_center);
-}
-
-void SendButton::onStateChanged(State was, StateChangeSource source) {
-	RippleButton::onStateChanged(was, source);
-
-	auto down = (state() & StateFlag::Down);
-	if ((was & StateFlag::Down) != down) {
-		if (down) {
-			if (_type == Type::Record) {
-				_recording = true;
-				if (_recordStartCallback) {
-					_recordStartCallback();
-				}
-			}
-		} else if (_recording) {
-			_recording = false;
-			if (_recordStopCallback) {
-				_recordStopCallback(_recordActive);
-			}
-		}
-	}
-}
-
-bool SendButton::isSlowmode() const {
-	return (_slowmodeDelay > 0);
-}
-
-QPixmap SendButton::grabContent() {
-	auto result = QImage(kWideScale * size() * cIntRetinaFactor(), QImage::Format_ARGB32_Premultiplied);
-	result.setDevicePixelRatio(cRetinaFactor());
-	result.fill(Qt::transparent);
-	{
-		Painter p(&result);
-		p.drawPixmap(
-			(kWideScale - 1) / 2 * width(),
-			(kWideScale - 1) / 2 * height(),
-			GrabWidget(this));
-	}
-	return App::pixmapFromImageInPlace(std::move(result));
-}
-
-QImage SendButton::prepareRippleMask() const {
-	auto size = (_type == Type::Record) ? st::historyAttachEmoji.rippleAreaSize : st::historyReplyCancel.rippleAreaSize;
-	return Ui::RippleAnimation::ellipseMask(QSize(size, size));
-}
-
-QPoint SendButton::prepareRippleStartPosition() const {
-	auto real = mapFromGlobal(QCursor::pos());
-	auto size = (_type == Type::Record) ? st::historyAttachEmoji.rippleAreaSize : st::historyReplyCancel.rippleAreaSize;
-	auto y = (_type == Type::Record) ? st::historyAttachEmoji.rippleAreaPosition.y() : (height() - st::historyReplyCancel.rippleAreaSize) / 2;
-	return real - QPoint((width() - size) / 2, y);
-}
-
-void SendButton::recordAnimationCallback() {
-	update();
-	if (_recordAnimationCallback) {
-		_recordAnimationCallback();
-	}
-}
-
 UserpicButton::UserpicButton(
 	QWidget *parent,
 	const QString &cropTitle,
diff --git a/Telegram/SourceFiles/ui/special_buttons.h b/Telegram/SourceFiles/ui/special_buttons.h
index 86d908e01..4cc13286f 100644
--- a/Telegram/SourceFiles/ui/special_buttons.h
+++ b/Telegram/SourceFiles/ui/special_buttons.h
@@ -34,8 +34,6 @@ struct Information;
 
 namespace Ui {
 
-class InfiniteRadialAnimation;
-
 class HistoryDownButton : public RippleButton {
 public:
 	HistoryDownButton(QWidget *parent, const style::TwoIconButton &st);
@@ -58,111 +56,6 @@ private:
 
 };
 
-class EmojiButton : public RippleButton {
-public:
-	EmojiButton(QWidget *parent, const style::IconButton &st);
-
-	void setLoading(bool loading);
-	void setColorOverrides(const style::icon *iconOverride, const style::color *colorOverride, const style::color *rippleOverride);
-
-protected:
-	void paintEvent(QPaintEvent *e) override;
-	void onStateChanged(State was, StateChangeSource source) override;
-
-	QImage prepareRippleMask() const override;
-	QPoint prepareRippleStartPosition() const override;
-
-private:
-	void loadingAnimationCallback();
-
-	const style::IconButton &_st;
-
-	std::unique_ptr<Ui::InfiniteRadialAnimation> _loading;
-
-	const style::icon *_iconOverride = nullptr;
-	const style::color *_colorOverride = nullptr;
-	const style::color *_rippleOverride = nullptr;
-
-};
-
-class SendButton : public RippleButton {
-public:
-	SendButton(QWidget *parent);
-
-	static constexpr auto kSlowmodeDelayLimit = 100 * 60;
-
-	enum class Type {
-		Send,
-		Schedule,
-		Save,
-		Record,
-		Cancel,
-		Slowmode,
-	};
-	Type type() const {
-		return _type;
-	}
-	void setType(Type state);
-	void setRecordActive(bool recordActive);
-	void setSlowmodeDelay(int seconds);
-	void finishAnimating();
-
-	void setRecordStartCallback(Fn<void()> callback) {
-		_recordStartCallback = std::move(callback);
-	}
-	void setRecordUpdateCallback(Fn<void(QPoint globalPos)> callback) {
-		_recordUpdateCallback = std::move(callback);
-	}
-	void setRecordStopCallback(Fn<void(bool active)> callback) {
-		_recordStopCallback = std::move(callback);
-	}
-	void setRecordAnimationCallback(Fn<void()> callback) {
-		_recordAnimationCallback = std::move(callback);
-	}
-
-	float64 recordActiveRatio() {
-		return _a_recordActive.value(_recordActive ? 1. : 0.);
-	}
-
-protected:
-	void mouseMoveEvent(QMouseEvent *e) override;
-	void paintEvent(QPaintEvent *e) override;
-	void onStateChanged(State was, StateChangeSource source) override;
-
-	QImage prepareRippleMask() const override;
-	QPoint prepareRippleStartPosition() const override;
-
-private:
-	void recordAnimationCallback();
-	QPixmap grabContent();
-	bool isSlowmode() const;
-
-	void paintRecord(Painter &p, bool over);
-	void paintSave(Painter &p, bool over);
-	void paintCancel(Painter &p, bool over);
-	void paintSend(Painter &p, bool over);
-	void paintSchedule(Painter &p, bool over);
-	void paintSlowmode(Painter &p);
-
-	Type _type = Type::Send;
-	Type _afterSlowmodeType = Type::Send;
-	bool _recordActive = false;
-	QPixmap _contentFrom, _contentTo;
-
-	Ui::Animations::Simple _a_typeChanged;
-	Ui::Animations::Simple _a_recordActive;
-
-	bool _recording = false;
-	Fn<void()> _recordStartCallback;
-	Fn<void(bool active)> _recordStopCallback;
-	Fn<void(QPoint globalPos)> _recordUpdateCallback;
-	Fn<void()> _recordAnimationCallback;
-
-	int _slowmodeDelay = 0;
-	QString _slowmodeDelayText;
-
-};
-
 class UserpicButton : public RippleButton {
 public:
 	enum class Role {
diff --git a/Telegram/SourceFiles/ui/ui_pch.h b/Telegram/SourceFiles/ui/ui_pch.h
index 07af4a4fb..52bc1e52a 100644
--- a/Telegram/SourceFiles/ui/ui_pch.h
+++ b/Telegram/SourceFiles/ui/ui_pch.h
@@ -19,6 +19,7 @@
 #include <QtGui/QPainter>
 #include <QtGui/QImage>
 #include <QtGui/QPixmap>
+#include <QtGui/QtEvents>
 
 #include <QtWidgets/QWidget>
 
@@ -34,3 +35,4 @@
 
 #include "ui/text/text.h"
 #include "ui/effects/animations.h"
+#include "styles/palette.h"
diff --git a/Telegram/cmake/td_ui.cmake b/Telegram/cmake/td_ui.cmake
index 9c41becf5..b1feecb12 100644
--- a/Telegram/cmake/td_ui.cmake
+++ b/Telegram/cmake/td_ui.cmake
@@ -31,17 +31,24 @@ nice_target_sources(td_ui ${src_loc}
 PRIVATE
     ${style_files}
     
-    ui/ui_pch.h
+    ui/chat/attach/attach_extensions.cpp
+    ui/chat/attach/attach_extensions.h
     ui/chat/message_bar.cpp
     ui/chat/message_bar.h
     ui/chat/pinned_bar.cpp
     ui/chat/pinned_bar.h
+    ui/controls/emoji_button.cpp
+    ui/controls/emoji_button.h
+    ui/controls/send_button.cpp
+    ui/controls/send_button.h
     ui/text/format_values.cpp
     ui/text/format_values.h
     ui/text/text_options.cpp
     ui/text/text_options.h
     ui/toasts/common_toasts.cpp
     ui/toasts/common_toasts.h
+
+    ui/ui_pch.h
 )
 
 target_include_directories(td_ui