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- /*
- 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 {
- class ElasticScroll;
- class RpWidget;
- class ScrollArea;
- } // namespace Ui
- namespace Ui::Controls {
- struct SwipeContextData;
- struct SwipeBackResult;
- struct SwipeHandlerFinishData {
- Fn<void(void)> callback;
- int64 msgBareId = 0;
- float64 speedRatio = 1.0;
- crl::time reachRatioDuration = 0;
- bool keepRatioWithinRange = false;
- bool provideReachOutRatio = false;
- };
- using Scroll = std::variant<
- v::null_t,
- not_null<Ui::ScrollArea*>,
- not_null<Ui::ElasticScroll*>>;
- void SetupSwipeHandler(
- not_null<Ui::RpWidget*> widget,
- Scroll scroll,
- Fn<void(SwipeContextData)> update,
- Fn<SwipeHandlerFinishData(int, Qt::LayoutDirection)> generateFinishByTop,
- rpl::producer<bool> dontStart = nullptr,
- rpl::lifetime *onLifetime = nullptr);
- [[nodiscard]] SwipeBackResult SetupSwipeBack(
- not_null<Ui::RpWidget*> widget,
- Fn<std::pair<QColor, QColor>()> colors,
- bool mirrored = false,
- bool iconMirrored = false);
- [[nodiscard]] SwipeHandlerFinishData DefaultSwipeBackHandlerFinishData(
- Fn<void(void)> callback);
- } // namespace Ui::Controls
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