Added ability to remember last choice in delete messages box.

Telegram/Resources/langs/lang.strings

@@ -166,6 +166,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_scam_badge" = "SCAM";
 "lng_fake_badge" = "FAKE";
 
+"lng_remember" = "Remember this choice";
+
 "lng_channels_limit_title" = "Too Many Communities";
 "lng_channels_limit1#one" = "You are a member of **{count}** groups and channels.";
 "lng_channels_limit1#other" = "You are a member of **{count}** groups and channels.";

Telegram/SourceFiles/boxes/delete_messages_box.cpp

@@ -12,6 +12,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "api/api_messages_search.h"
 #include "base/unixtime.h"
 #include "core/application.h"
+#include "core/core_settings.h"
 #include "data/data_channel.h"
 #include "data/data_chat.h"
 #include "data/data_histories.h"
@@ -27,6 +28,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "ui/widgets/buttons.h"
 #include "ui/widgets/checkbox.h"
 #include "ui/widgets/labels.h"
+#include "ui/wrap/slide_wrap.h"
 #include "styles/style_layers.h"
 #include "styles/style_boxes.h"
 
@@ -229,11 +231,32 @@ void DeleteMessagesBox::prepare() {
 			auto count = int(_ids.size());
 			if (hasScheduledMessages()) {
 			} else if (auto revoke = revokeText(peer)) {
+				const auto &settings = Core::App().settings();
+				const auto revokeByDefault =
+					!settings.rememberedDeleteMessageOnlyForYou();
 				_revoke.create(
 					this,
 					revoke->checkbox,
-					true,
+					revokeByDefault,
 					st::defaultBoxCheckbox);
+				_revokeRemember.create(
+					this,
+					object_ptr<Ui::Checkbox>(
+						this,
+						tr::lng_remember(),
+						false,
+						st::defaultBoxCheckbox));
+				_revokeRemember->hide(anim::type::instant);
+				_revoke->checkedValue(
+				) | rpl::start_with_next([=](bool checked) {
+					_revokeRemember->toggle(
+						checked != revokeByDefault,
+						anim::type::normal);
+				}, _revokeRemember->lifetime());
+				_revokeRemember->heightValue(
+				) | rpl::start_with_next([=](int h) {
+					setDimensions(st::boxWidth, _fullHeight + h);
+				}, lifetime());
 				appendDetails(std::move(revoke->description));
 			} else if (peer->isChannel()) {
 				if (peer->isMegagroup()) {
@@ -309,6 +332,7 @@ void DeleteMessagesBox::prepare() {
 			+ st::boxLittleSkip;
 	}
 	setDimensions(st::boxWidth, fullHeight);
+	_fullHeight = fullHeight;
 }
 
 bool DeleteMessagesBox::hasScheduledMessages() const {
@@ -450,6 +474,11 @@ void DeleteMessagesBox::resizeEvent(QResizeEvent *e) {
 		_revoke->resizeToNaturalWidth(availableWidth);
 		_revoke->moveToLeft(padding.left(), top);
 		top += _revoke->heightNoMargins() + st::boxLittleSkip;
+		if (_revokeRemember) {
+			_revokeRemember->resizeToNaturalWidth(availableWidth);
+			_revokeRemember->moveToLeft(padding.left(),top);
+			top += _revokeRemember->heightNoMargins();
+		}
 	}
 	if (_autoDeleteSettings) {
 		top += st::boxMediumSkip - st::boxLittleSkip;
@@ -469,6 +498,14 @@ void DeleteMessagesBox::keyPressEvent(QKeyEvent *e) {
 }
 
 void DeleteMessagesBox::deleteAndClear() {
+	if (_revoke
+		&& _revokeRemember
+		&& _revokeRemember->toggled()
+		&& _revokeRemember->entity()->checked()) {
+		Core::App().settings().setRememberedDeleteMessageOnlyForYou(
+			!_revoke->checked());
+		Core::App().saveSettingsDelayed();
+	}
 	const auto revoke = _revoke ? _revoke->checked() : _revokeForBot;
 	const auto session = _session;
 	const auto invokeCallbackAndClose = [&] {

Telegram/SourceFiles/boxes/delete_messages_box.h

@@ -17,6 +17,8 @@ namespace Ui {
 class Checkbox;
 class FlatLabel;
 class LinkButton;
+template <typename Widget>
+class SlideWrap;
 } // namespace Ui
 
 class DeleteMessagesBox final : public Ui::BoxContent {
@@ -73,11 +75,14 @@ private:
 
 	object_ptr<Ui::FlatLabel> _text = { nullptr };
 	object_ptr<Ui::Checkbox> _revoke = { nullptr };
+	object_ptr<Ui::SlideWrap<Ui::Checkbox>> _revokeRemember = { nullptr };
 	object_ptr<Ui::Checkbox> _banUser = { nullptr };
 	object_ptr<Ui::Checkbox> _reportSpam = { nullptr };
 	object_ptr<Ui::Checkbox> _deleteAll = { nullptr };
 	object_ptr<Ui::LinkButton> _autoDeleteSettings = { nullptr };
 
+	int _fullHeight = 0;
+
 	Fn<void()> _deleteConfirmedCallback;
 
 };

Telegram/SourceFiles/core/core_settings.cpp

@@ -274,6 +274,9 @@ QByteArray Settings::serialize() const {
 		for (const auto &lang : _skipTranslationForLanguages) {
 			stream << quint64(lang);
 		}
+
+		stream
+			<< qint32(_rememberedDeleteMessageOnlyForYou ? 1 : 0);
 	}
 	return result;
 }
@@ -370,6 +373,7 @@ void Settings::addFromSerialized(const QByteArray &serialized) {
 	qint32 legacySkipTranslationForLanguage = _translateButtonEnabled ? 1 : 0;
 	qint32 skipTranslationForLanguagesCount = 0;
 	std::vector<int> skipTranslationForLanguages;
+	qint32 rememberedDeleteMessageOnlyForYou = _rememberedDeleteMessageOnlyForYou ? 1 : 0;
 
 	stream >> themesAccentColors;
 	if (!stream.atEnd()) {
@@ -579,6 +583,8 @@ void Settings::addFromSerialized(const QByteArray &serialized) {
 				skipTranslationForLanguages.emplace_back(language);
 			}
 		}
+
+		stream >> rememberedDeleteMessageOnlyForYou;
 	}
 	if (stream.status() != QDataStream::Ok) {
 		LOG(("App Error: "
@@ -761,6 +767,7 @@ void Settings::addFromSerialized(const QByteArray &serialized) {
 				std::abs(legacySkipTranslationForLanguage));
 		}
 	}
+	_rememberedDeleteMessageOnlyForYou = (rememberedDeleteMessageOnlyForYou == 1);
 }
 
 QString Settings::getSoundPath(const QString &key) const {
@@ -1083,4 +1090,11 @@ std::vector<int> Settings::skipTranslationForLanguages() const {
 	return _skipTranslationForLanguages;
 }
 
+void Settings::setRememberedDeleteMessageOnlyForYou(bool value) {
+	_rememberedDeleteMessageOnlyForYou = value;
+}
+bool Settings::rememberedDeleteMessageOnlyForYou() const {
+	return _rememberedDeleteMessageOnlyForYou;
+}
+
 } // namespace Core

Telegram/SourceFiles/core/core_settings.h

@@ -727,6 +727,9 @@ public:
 	void setSkipTranslationForLanguages(std::vector<int> languages);
 	[[nodiscard]] std::vector<int> skipTranslationForLanguages() const;
 
+	void setRememberedDeleteMessageOnlyForYou(bool value);
+	[[nodiscard]] bool rememberedDeleteMessageOnlyForYou() const;
+
 	[[nodiscard]] static bool ThirdColumnByDefault();
 	[[nodiscard]] static float64 DefaultDialogsWidthRatio();
 	[[nodiscard]] static qint32 SerializePlaybackSpeed(float64 speed) {
@@ -843,6 +846,7 @@ private:
 		HistoryView::DoubleClickQuickAction();
 	bool _translateButtonEnabled = false;
 	std::vector<int> _skipTranslationForLanguages;
+	bool _rememberedDeleteMessageOnlyForYou = false;
 
 	bool _tabbedReplacedWithInfo = false; // per-window
 	rpl::event_stream<bool> _tabbedReplacedWithInfoValue; // per-window