Improve export progress / finished design.

Telegram/Resources/langs/lang.strings

@@ -1687,6 +1687,14 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_export_state_video_message" = "Round video message";
 "lng_export_state_sticker" = "Sticker";
 "lng_export_state_gif" = "Animated GIF";
+"lng_export_progress" = "Note: Please don't close Telegram while exporting files and personal data.";
+"lng_export_stop" = "Stop";
+"lng_export_sure_stop" = "Are you sure you want to stop exporting your data?\n\nThis action cannot be undone.";
+"lng_export_about_done" = "Your data is successfully exported.";
+"lng_export_done" = "Show my data";
+"lng_export_finished" = "Export is finished.";
+"lng_export_total_files" = "Total files: {count}";
+"lng_export_total_size" = "Total size: {size}";
 
 // Wnd specific
 

Telegram/SourceFiles/export/export_controller.h

@@ -22,7 +22,6 @@ struct PasswordCheckState {
 	bool requesting = true;
 	bool hasPassword = false;
 	bool checked = false;
-
 };
 
 struct ProcessingState {
@@ -65,22 +64,20 @@ struct ProcessingState {
 	QString bytesName;
 	int bytesLoaded = 0;
 	int bytesCount = 0;
-
 };
 
 struct ApiErrorState {
 	RPCError data;
-
 };
 
 struct OutputErrorState {
 	QString path;
-
 };
 
 struct FinishedState {
 	QString path;
-
+	int filesCount = 0;
+	int64 bytesCount = 0;
 };
 
 using State = base::optional_variant<

Telegram/SourceFiles/export/output/export_output_text.cpp

@@ -818,7 +818,7 @@ QString TextWriter::mainFilePath() {
 }
 
 QString TextWriter::mainFileRelativePath() const {
-	return "result.txt";
+	return "overview.txt";
 }
 
 QString TextWriter::pathWithRelativePath(const QString &path) const {

Telegram/SourceFiles/export/view/export.style

@@ -58,11 +58,31 @@ exportProgressLabel: FlatLabel(boxLabel) {
 exportProgressInfoLabel: FlatLabel(boxLabel) {
 	textFg: windowSubTextFg;
 	maxHeight: 20px;
+	style: boxTextStyle;
 }
 exportProgressWidth: 3px;
 exportProgressFg: mediaPlayerActiveFg;
 exportProgressBg: mediaPlayerInactiveFg;
 
+exportCancelButton: RoundButton(attentionBoxButton) {
+	width: 200px;
+	height: 44px;
+	textTop: 12px;
+	font: font(semibold 15px);
+}
+exportCancelBottom: 30px;
+exportDoneButton: RoundButton(defaultActiveButton) {
+	width: 200px;
+	height: 44px;
+	textTop: 12px;
+	font: font(semibold 15px);
+}
+
+exportAboutLabel: FlatLabel(boxLabel) {
+	textFg: windowSubTextFg;
+}
+exportAboutPadding: margins(22px, 10px, 22px, 0px);
+
 exportTopBarLabel: FlatLabel(defaultFlatLabel) {
 	maxHeight: 20px;
 	palette: TextPalette(defaultTextPalette) {

Telegram/SourceFiles/export/view/export_view_content.cpp

@@ -13,6 +13,8 @@ For license and copyright information please follow this link:
 namespace Export {
 namespace View {
 
+const QString Content::kDoneId = "done";
+
 Content ContentFromState(const ProcessingState &state) {
 	using Step = ProcessingState::Step;
 
@@ -101,6 +103,29 @@ Content ContentFromState(const ProcessingState &state) {
 		break;
 	default: Unexpected("Step in ContentFromState.");
 	}
+	while (result.rows.size() < 3) {
+		result.rows.push_back(Content::Row());
+	}
+	return result;
+}
+
+Content ContentFromState(const FinishedState &state) {
+	auto result = Content();
+	result.rows.push_back({
+		Content::kDoneId,
+		lang(lng_export_finished),
+		QString(),
+		1. });
+	result.rows.push_back({
+		Content::kDoneId,
+		lng_export_total_files(lt_count, QString::number(state.filesCount)),
+		QString(),
+		1. });
+	result.rows.push_back({
+		Content::kDoneId,
+		lng_export_total_size(lt_size, formatSizeText(state.bytesCount)),
+		QString(),
+		1. });
 	return result;
 }
 

Telegram/SourceFiles/export/view/export_view_content.h

@@ -22,9 +22,12 @@ struct Content {
 
 	std::vector<Row> rows;
 
+	static const QString kDoneId;
+
 };
 
 Content ContentFromState(const ProcessingState &state);
+Content ContentFromState(const FinishedState &state);
 
 inline auto ContentFromState(rpl::producer<State> state) {
 	return std::move(
@@ -34,8 +37,10 @@ inline auto ContentFromState(rpl::producer<State> state) {
 	}) | rpl::map([](const State &state) {
 		if (const auto process = base::get_if<ProcessingState>(&state)) {
 			return ContentFromState(*process);
+		} else if (const auto done = base::get_if<FinishedState>(&state)) {
+			return ContentFromState(*done);
 		}
-		return Content();
+		Unexpected("State type in ContentFromState.");
 	});
 }
 

Telegram/SourceFiles/export/view/export_view_panel_controller.cpp

@@ -13,9 +13,11 @@ For license and copyright information please follow this link:
 #include "ui/widgets/labels.h"
 #include "ui/widgets/separate_panel.h"
 #include "ui/wrap/padding_wrap.h"
+#include "boxes/confirm_box.h"
 #include "lang/lang_keys.h"
 #include "core/file_utilities.h"
 #include "styles/style_export.h"
+#include "styles/style_boxes.h"
 
 namespace Export {
 namespace View {
@@ -102,13 +104,39 @@ void PanelController::showProgress() {
 
 	progress->cancelClicks(
 	) | rpl::start_with_next([=] {
-		_panel->hideGetDuration();
+		stopWithConfirmation();
+	}, progress->lifetime());
+
+	progress->doneClicks(
+	) | rpl::start_with_next([=] {
+		if (const auto finished = base::get_if<FinishedState>(&_state)) {
+			File::ShowInFolder(finished->path);
+			_panel->hideGetDuration();
+		}
 	}, progress->lifetime());
 
 	_panel->showInner(std::move(progress));
 	_panel->setHideOnDeactivate(true);
 }
 
+void PanelController::stopWithConfirmation() {
+	auto box = Box<ConfirmBox>(
+		lang(lng_export_sure_stop),
+		lang(lng_export_stop),
+		st::attentionBoxButton,
+		[=] { stopExport(); });
+	_panel->showBox(
+		std::move(box),
+		LayerOption::KeepOther,
+		anim::type::normal);
+}
+
+void PanelController::stopExport() {
+	_stopRequested = true;
+	_panel->showAndActivate();
+	_panel->hideGetDuration();
+}
+
 void PanelController::showDone(const QString &path) {
 	_panel->setTitle(Lang::Viewer(lng_export_title));
 
@@ -133,7 +161,7 @@ rpl::producer<> PanelController::closed() const {
 	return _panelCloseEvents.events(
 	) | rpl::flatten_latest(
 	) | rpl::filter([=] {
-		return !_state.is<ProcessingState>();
+		return !_state.is<ProcessingState>() || _stopRequested;
 	});
 }
 
@@ -147,7 +175,8 @@ void PanelController::updateState(State &&state) {
 	} else if (const auto error = base::get_if<OutputErrorState>(&_state)) {
 		showError(*error);
 	} else if (const auto finished = base::get_if<FinishedState>(&_state)) {
-		showDone(finished->path);
+		_panel->setHideOnDeactivate(false);
+	//	showDone(finished->path);
 	}
 }
 

Telegram/SourceFiles/export/view/export_view_panel_controller.h

@@ -25,6 +25,7 @@ class PanelController {
 	PanelController(not_null<ControllerWrap*> process);
 
 	void activatePanel();
+	void stopWithConfirmation();
 
 	rpl::producer<> closed() const;
 
@@ -39,6 +40,7 @@ class PanelController {
 	~PanelController();
 
 private:
+	void stopExport();
 	void createPanel();
 	void updateState(State &&state);
 	void showSettings();
@@ -54,6 +56,7 @@ class PanelController {
 
 	State _state;
 	rpl::event_stream<rpl::producer<>> _panelCloseEvents;
+	bool _stopRequested = false;
 	rpl::lifetime _lifetime;
 
 };

Telegram/SourceFiles/export/view/export_view_progress.cpp

@@ -237,61 +237,64 @@ ProgressWidget::ProgressWidget(
 	rpl::producer<Content> content)
 : RpWidget(parent)
 , _body(this) {
-	initFooter();
-
 	widthValue(
 	) | rpl::start_with_next([=](int width) {
 		_body->resizeToWidth(width);
 		_body->moveToLeft(0, 0);
 	}, _body->lifetime());
 
+	_about = _body->add(
+		object_ptr<Ui::FlatLabel>(
+			this,
+			lang(lng_export_progress),
+			Ui::FlatLabel::InitType::Simple,
+			st::exportAboutLabel),
+		st::exportAboutPadding);
+
 	std::move(
 		content
 	) | rpl::start_with_next([=](Content &&content) {
 		updateState(std::move(content));
 	}, lifetime());
+
+	_cancel = base::make_unique_q<Ui::RoundButton>(
+		this,
+		langFactory(lng_export_stop),
+		st::exportCancelButton);
+	setupBottomButton(_cancel.get());
 }
 
 rpl::producer<> ProgressWidget::cancelClicks() const {
-	return _cancel->clicks();
+	return _cancel ? _cancel->clicks() : rpl::never<>();
 }
 
-void ProgressWidget::initFooter() {
-	const auto buttonsPadding = st::boxButtonPadding;
-	const auto buttonsHeight = buttonsPadding.top()
-		+ st::defaultBoxButton.height
-		+ buttonsPadding.bottom();
-	const auto buttons = Ui::CreateChild<Ui::FixedHeightWidget>(
-		this,
-		buttonsHeight);
+rpl::producer<> ProgressWidget::doneClicks() const {
+	return _doneClicks.events();
+}
+
+void ProgressWidget::setupBottomButton(not_null<Ui::RoundButton*> button) {
+	button->show();
 
 	sizeValue(
 	) | rpl::start_with_next([=](QSize size) {
-		buttons->resizeToWidth(size.width());
-		buttons->moveToLeft(0, size.height() - buttons->height());
-	}, lifetime());
-
-	_cancel = Ui::CreateChild<Ui::RoundButton>(
-		buttons,
-		langFactory(lng_cancel),
-		st::defaultBoxButton);
-	_cancel->show();
-
-	buttons->widthValue(
-	) | rpl::start_with_next([=] {
-		const auto right = st::boxButtonPadding.right();
-		const auto top = st::boxButtonPadding.top();
-		_cancel->moveToRight(right, top);
-	}, _cancel->lifetime());
+		button->move(
+			(size.width() - button->width()) / 2,
+			(size.height() - st::exportCancelBottom - button->height()));
+	}, button->lifetime());
 }
 
 void ProgressWidget::updateState(Content &&content) {
+	if (!content.rows.empty() && content.rows[0].id == Content::kDoneId) {
+		showDone();
+	}
+
 	auto index = 0;
 	for (auto &row : content.rows) {
 		if (index < _rows.size()) {
 			_rows[index]->updateData(std::move(row));
 		} else {
-			_rows.push_back(_body->add(
+			_rows.push_back(_body->insert(
+				index,
 				object_ptr<Row>(this, std::move(row)),
 				st::exportProgressRowPadding));
 		}
@@ -302,6 +305,17 @@ void ProgressWidget::updateState(Content &&content) {
 	}
 }
 
+void ProgressWidget::showDone() {
+	_cancel = nullptr;
+	_about->setText(lang(lng_export_about_done));
+	_done = base::make_unique_q<Ui::RoundButton>(
+		this,
+		langFactory(lng_export_done),
+		st::exportDoneButton);
+	_done->clicks() | rpl::start_to_stream(_doneClicks, _done->lifetime());
+	setupBottomButton(_done.get());
+}
+
 ProgressWidget::~ProgressWidget() = default;
 
 } // namespace View

Telegram/SourceFiles/export/view/export_view_progress.h

@@ -13,6 +13,7 @@ For license and copyright information please follow this link:
 namespace Ui {
 class VerticalLayout;
 class RoundButton;
+class FlatLabel;
 } // namespace Ui
 
 namespace Export {
@@ -25,20 +26,25 @@ class ProgressWidget : public Ui::RpWidget {
 		rpl::producer<Content> content);
 
 	rpl::producer<> cancelClicks() const;
+	rpl::producer<> doneClicks() const;
 
 	~ProgressWidget();
 
 private:
-	void initFooter();
+	void setupBottomButton(not_null<Ui::RoundButton*> button);
 	void updateState(Content &&content);
+	void showDone();
 
 	Content _content;
 
 	class Row;
 	object_ptr<Ui::VerticalLayout> _body;
 	std::vector<not_null<Row*>> _rows;
 
-	QPointer<Ui::RoundButton> _cancel;
+	QPointer<Ui::FlatLabel> _about;
+	base::unique_qptr<Ui::RoundButton> _cancel;
+	base::unique_qptr<Ui::RoundButton> _done;
+	rpl::event_stream<> _doneClicks;
 
 };