2430 lines
		
	
	
	
		
			72 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			2430 lines
		
	
	
	
		
			72 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#include "chat_helpers/stickers_list_widget.h"
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#include "data/data_document.h"
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#include "data/data_session.h"
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#include "data/data_channel.h"
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#include "ui/widgets/buttons.h"
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#include "ui/effects/ripple_animation.h"
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#include "ui/image/image.h"
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#include "boxes/stickers_box.h"
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#include "inline_bots/inline_bot_result.h"
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#include "chat_helpers/stickers.h"
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#include "storage/localstorage.h"
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#include "lang/lang_keys.h"
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#include "mainwindow.h"
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#include "dialogs/dialogs_layout.h"
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#include "boxes/sticker_set_box.h"
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#include "boxes/stickers_box.h"
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#include "boxes/confirm_box.h"
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#include "auth_session.h"
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#include "observer_peer.h"
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#include "apiwrap.h"
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#include "styles/style_chat_helpers.h"
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#include "styles/style_window.h"
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namespace ChatHelpers {
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namespace {
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constexpr auto kInlineItemsMaxPerRow = 5;
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constexpr auto kSearchRequestDelay = 400;
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constexpr auto kRecentDisplayLimit = 20;
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bool SetInMyList(MTPDstickerSet::Flags flags) {
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	return (flags & MTPDstickerSet::Flag::f_installed_date)
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		&& !(flags & MTPDstickerSet::Flag::f_archived);
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}
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} // namespace
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struct StickerIcon {
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	StickerIcon(uint64 setId) : setId(setId) {
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	}
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	StickerIcon(uint64 setId, DocumentData *sticker, int pixw, int pixh)
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	: setId(setId)
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	, sticker(sticker)
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	, pixw(pixw)
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	, pixh(pixh) {
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	}
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	uint64 setId = 0;
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	DocumentData *sticker = nullptr;
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	ChannelData *megagroup = nullptr;
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	int pixw = 0;
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	int pixh = 0;
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};
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class StickersListWidget::Footer : public TabbedSelector::InnerFooter, private base::Subscriber {
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public:
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	Footer(not_null<StickersListWidget*> parent);
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	void preloadImages();
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	void validateSelectedIcon(
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		uint64 setId,
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		ValidateIconAnimations animations);
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	void refreshIcons(ValidateIconAnimations animations);
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	bool hasOnlyFeaturedSets() const;
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	void leaveToChildEvent(QEvent *e, QWidget *child) override;
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	void stealFocus();
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	void returnFocus();
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	void setLoading(bool loading);
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protected:
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	void paintEvent(QPaintEvent *e) override;
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	void resizeEvent(QResizeEvent *e) override;
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	void mousePressEvent(QMouseEvent *e) override;
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	void mouseMoveEvent(QMouseEvent *e) override;
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	void mouseReleaseEvent(QMouseEvent *e) override;
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	bool event(QEvent *e) override;
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	void processHideFinished() override;
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private:
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	enum class SpecialOver {
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		None,
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		Search,
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		Settings,
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	};
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	using OverState = base::variant<SpecialOver, int>;
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	template <typename Callback>
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	void enumerateVisibleIcons(Callback callback);
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	void step_icons(TimeMs ms, bool timer);
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	void setSelectedIcon(
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		int newSelected,
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		ValidateIconAnimations animations);
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	void refreshIconsGeometry(ValidateIconAnimations animations);
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	void updateSelected();
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	void finishDragging();
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	void paintStickerSettingsIcon(Painter &p) const;
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	void paintSearchIcon(Painter &p) const;
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	void paintFeaturedStickerSetsBadge(Painter &p, int iconLeft) const;
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	void paintSetIcon(Painter &p, const StickerIcon &icon, int x) const;
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	void paintSelectionBar(Painter &p) const;
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	void paintLeftRightFading(Painter &p) const;
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	void initSearch();
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	void toggleSearch(bool visible);
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	void resizeSearchControls();
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	void scrollByWheelEvent(not_null<QWheelEvent*> e);
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	not_null<StickersListWidget*> _pan;
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	static constexpr auto kVisibleIconsCount = 8;
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	QList<StickerIcon> _icons;
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	OverState _iconOver = SpecialOver::None;
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	int _iconSel = 0;
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	OverState _iconDown = SpecialOver::None;
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	bool _iconsDragging = false;
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	BasicAnimation _a_icons;
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	QPoint _iconsMousePos, _iconsMouseDown;
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	int _iconsLeft = 0;
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	int _iconsRight = 0;
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	int _iconsTop = 0;
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	int _iconsStartX = 0;
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	int _iconsMax = 0;
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	anim::value _iconsX;
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	anim::value _iconSelX;
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	TimeMs _iconsStartAnim = 0;
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	bool _horizontal = false;
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	bool _searchShown = false;
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	object_ptr<Ui::InputField> _searchField = { nullptr };
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	object_ptr<Ui::CrossButton> _searchCancel = { nullptr };
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	QPointer<QWidget> _focusTakenFrom;
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};
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StickersListWidget::Set::Set(
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	uint64 id,
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	MTPDstickerSet::Flags flags,
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	const QString &title,
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	const QString &shortName,
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	bool externalLayout,
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	int count,
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	const Stickers::Pack &pack)
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: id(id)
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, flags(flags)
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, title(title)
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, shortName(shortName)
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, pack(pack)
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, externalLayout(externalLayout)
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, count(count) {
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}
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StickersListWidget::Set::Set(Set &&other) = default;
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StickersListWidget::Set &StickersListWidget::Set::operator=(
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	Set &&other) = default;
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StickersListWidget::Set::~Set() = default;
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StickersListWidget::Footer::Footer(not_null<StickersListWidget*> parent) : InnerFooter(parent)
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, _pan(parent)
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, _a_icons(animation(this, &Footer::step_icons)) {
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	setMouseTracking(true);
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	_iconsLeft = _iconsRight = st::emojiCategorySkip + st::stickerIconWidth;
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	subscribe(Auth().downloaderTaskFinished(), [this] {
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		update();
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	});
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}
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void StickersListWidget::Footer::initSearch() {
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	_searchField.create(
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		this,
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		st::gifsSearchField,
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		langFactory(lng_stickers_search_sets));
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	_searchCancel.create(this, st::gifsSearchCancel);
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	_searchField->show();
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	_searchCancel->show(anim::type::instant);
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	const auto cancelSearch = [=] {
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		if (_searchField->getLastText().isEmpty()) {
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			toggleSearch(false);
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		} else {
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			_searchField->setText(QString());
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		}
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	};
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	connect(_searchField, &Ui::InputField::submitted, [=] {
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		_pan->sendSearchRequest();
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	});
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	connect(_searchField, &Ui::InputField::cancelled, cancelSearch);
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	connect(_searchField, &Ui::InputField::changed, [=] {
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		_pan->searchForSets(_searchField->getLastText());
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	});
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	_searchCancel->setClickedCallback(cancelSearch);
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	resizeSearchControls();
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}
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void StickersListWidget::Footer::toggleSearch(bool visible) {
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	if (_searchShown == visible) {
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		return;
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	}
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	_searchShown = visible;
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	if (_searchShown) {
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		initSearch();
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		stealFocus();
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	} else if (_searchField) {
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		returnFocus();
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		_searchField.destroy();
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		_searchCancel.destroy();
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		_focusTakenFrom = nullptr;
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	}
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	update();
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}
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void StickersListWidget::Footer::stealFocus() {
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	if (_searchField) {
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		if (!_focusTakenFrom) {
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			_focusTakenFrom = QApplication::focusWidget();
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		}
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		_searchField->setFocus();
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	}
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}
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void StickersListWidget::Footer::returnFocus() {
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	if (_searchField && _focusTakenFrom) {
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		if (_searchField->hasFocus()) {
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			_focusTakenFrom->setFocus();
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		}
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		_focusTakenFrom = nullptr;
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	}
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}
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template <typename Callback>
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void StickersListWidget::Footer::enumerateVisibleIcons(Callback callback) {
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	auto iconsX = qRound(_iconsX.current());
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	auto index = iconsX / st::stickerIconWidth;
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	auto x = _iconsLeft - (iconsX % st::stickerIconWidth);
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	auto first = floorclamp(iconsX, st::stickerIconWidth, 0, _icons.size());
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	auto last = ceilclamp(iconsX + width(), st::stickerIconWidth, 0, _icons.size());
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	for (auto index = first; index != last; ++index) {
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		callback(_icons[index], x);
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		x += st::stickerIconWidth;
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	}
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}
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void StickersListWidget::Footer::preloadImages() {
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	enumerateVisibleIcons([](const StickerIcon &icon, int x) {
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		if (auto sticker = icon.sticker) {
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			sticker->thumb->load(sticker->stickerSetOrigin());
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		}
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	});
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}
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void StickersListWidget::Footer::validateSelectedIcon(
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		uint64 setId,
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		ValidateIconAnimations animations) {
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	auto favedIconIndex = -1;
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	auto newSelected = -1;
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	for (auto i = 0, l = _icons.size(); i != l; ++i) {
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		if (_icons[i].setId == setId
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			|| (_icons[i].setId == Stickers::FavedSetId
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				&& setId == Stickers::RecentSetId)) {
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			newSelected = i;
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			break;
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		} else if (_icons[i].setId == Stickers::FavedSetId) {
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			favedIconIndex = i;
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		}
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	}
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	setSelectedIcon(
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		(newSelected >= 0
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			? newSelected
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			: (favedIconIndex >= 0) ? favedIconIndex : 0),
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		animations);
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}
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void StickersListWidget::Footer::setSelectedIcon(
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		int newSelected,
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		ValidateIconAnimations animations) {
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	if (_iconSel == newSelected) {
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		return;
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	}
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	_iconSel = newSelected;
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	auto iconSelXFinal = _iconSel * st::stickerIconWidth;
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	if (animations == ValidateIconAnimations::Full) {
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		_iconSelX.start(iconSelXFinal);
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	} else {
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		_iconSelX = anim::value(iconSelXFinal, iconSelXFinal);
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	}
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	auto iconsCountForCentering = (2 * _iconSel + 1);
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	auto iconsWidthForCentering = iconsCountForCentering
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		* st::stickerIconWidth;
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	auto iconsXFinal = snap(
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		(_iconsLeft + iconsWidthForCentering + _iconsRight - width()) / 2,
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		0,
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		_iconsMax);
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	if (animations == ValidateIconAnimations::None) {
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		_iconsX = anim::value(iconsXFinal, iconsXFinal);
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		_a_icons.stop();
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	} else {
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		_iconsX.start(iconsXFinal);
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		_iconsStartAnim = getms();
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		_a_icons.start();
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	}
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	updateSelected();
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	update();
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}
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void StickersListWidget::Footer::processHideFinished() {
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	_iconOver = _iconDown = SpecialOver::None;
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	_iconsStartAnim = 0;
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	_a_icons.stop();
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	_iconsX.finish();
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	_iconSelX.finish();
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	_horizontal = false;
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}
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void StickersListWidget::Footer::leaveToChildEvent(QEvent *e, QWidget *child) {
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	_iconsMousePos = QCursor::pos();
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	updateSelected();
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}
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void StickersListWidget::Footer::setLoading(bool loading) {
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	if (_searchCancel) {
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		_searchCancel->setLoadingAnimation(loading);
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	}
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}
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void StickersListWidget::Footer::paintEvent(QPaintEvent *e) {
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	Painter p(this);
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	paintSearchIcon(p);
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	if (_icons.isEmpty() || _searchShown) {
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		return;
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	}
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	if (!hasOnlyFeaturedSets()) {
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		paintStickerSettingsIcon(p);
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	}
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	auto clip = QRect(
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		_iconsLeft,
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		_iconsTop,
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		width() - _iconsLeft - _iconsRight,
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		st::emojiFooterHeight);
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	if (rtl()) {
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		clip.moveLeft(width() - _iconsLeft - clip.width());
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	}
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	p.setClipRect(clip);
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	enumerateVisibleIcons([&](const StickerIcon &icon, int x) {
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		paintSetIcon(p, icon, x);
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	});
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	paintSelectionBar(p);
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	paintLeftRightFading(p);
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}
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void StickersListWidget::Footer::paintSelectionBar(Painter &p) const {
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	auto selxrel = _iconsLeft + qRound(_iconSelX.current());
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	auto selx = selxrel - qRound(_iconsX.current());
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	if (rtl()) {
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		selx = width() - selx - st::stickerIconWidth;
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	}
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	p.fillRect(
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		selx,
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		_iconsTop + st::emojiFooterHeight - st::stickerIconPadding,
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		st::stickerIconWidth,
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		st::stickerIconSel,
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		st::stickerIconSelColor);
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}
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void StickersListWidget::Footer::paintLeftRightFading(Painter &p) const {
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	auto o_left = snap(_iconsX.current() / st::stickerIconLeft.width(), 0., 1.);
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						|
	if (o_left > 0) {
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		p.setOpacity(o_left);
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		st::stickerIconLeft.fill(p, rtlrect(_iconsLeft, _iconsTop, st::stickerIconLeft.width(), st::emojiFooterHeight, width()));
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		p.setOpacity(1.);
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						|
	}
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						|
	auto o_right = snap((_iconsMax - _iconsX.current()) / st::stickerIconRight.width(), 0., 1.);
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						|
	if (o_right > 0) {
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		p.setOpacity(o_right);
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		st::stickerIconRight.fill(p, rtlrect(width() - _iconsRight - st::stickerIconRight.width(), _iconsTop, st::stickerIconRight.width(), st::emojiFooterHeight, width()));
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		p.setOpacity(1.);
 | 
						|
	}
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						|
}
 | 
						|
 | 
						|
void StickersListWidget::Footer::resizeEvent(QResizeEvent *e) {
 | 
						|
	if (_searchField) {
 | 
						|
		resizeSearchControls();
 | 
						|
	}
 | 
						|
	refreshIconsGeometry(ValidateIconAnimations::None);
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::Footer::resizeSearchControls() {
 | 
						|
	Expects(_searchField != nullptr);
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						|
	Expects(_searchCancel != nullptr);
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						|
 | 
						|
	const auto fieldWidth = width()
 | 
						|
		- st::gifsSearchFieldPosition.x()
 | 
						|
		- st::gifsSearchCancelPosition.x()
 | 
						|
		- st::gifsSearchCancel.width;
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						|
	_searchField->resizeToWidth(fieldWidth);
 | 
						|
	_searchField->moveToLeft(st::gifsSearchFieldPosition.x(), st::gifsSearchFieldPosition.y());
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						|
	_searchCancel->moveToRight(st::gifsSearchCancelPosition.x(), st::gifsSearchCancelPosition.y());
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::Footer::mousePressEvent(QMouseEvent *e) {
 | 
						|
	if (e->button() != Qt::LeftButton) {
 | 
						|
		return;
 | 
						|
	}
 | 
						|
	_iconsMousePos = e ? e->globalPos() : QCursor::pos();
 | 
						|
	updateSelected();
 | 
						|
 | 
						|
	if (_iconOver == SpecialOver::Settings) {
 | 
						|
		Ui::show(Box<StickersBox>(hasOnlyFeaturedSets()
 | 
						|
			? StickersBox::Section::Featured
 | 
						|
			: StickersBox::Section::Installed));
 | 
						|
	} else if (_iconOver == SpecialOver::Search) {
 | 
						|
		toggleSearch(true);
 | 
						|
	} else {
 | 
						|
		_iconDown = _iconOver;
 | 
						|
		_iconsMouseDown = _iconsMousePos;
 | 
						|
		_iconsStartX = qRound(_iconsX.current());
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::Footer::mouseMoveEvent(QMouseEvent *e) {
 | 
						|
	_iconsMousePos = e ? e->globalPos() : QCursor::pos();
 | 
						|
	updateSelected();
 | 
						|
 | 
						|
	if (!_iconsDragging
 | 
						|
		&& !_icons.isEmpty()
 | 
						|
		&& base::get_if<int>(&_iconDown) != nullptr) {
 | 
						|
		if ((_iconsMousePos - _iconsMouseDown).manhattanLength() >= QApplication::startDragDistance()) {
 | 
						|
			_iconsDragging = true;
 | 
						|
		}
 | 
						|
	}
 | 
						|
	if (_iconsDragging) {
 | 
						|
		auto newX = snap(_iconsStartX + (rtl() ? -1 : 1) * (_iconsMouseDown.x() - _iconsMousePos.x()), 0, _iconsMax);
 | 
						|
		if (newX != qRound(_iconsX.current())) {
 | 
						|
			_iconsX = anim::value(newX, newX);
 | 
						|
			_iconsStartAnim = 0;
 | 
						|
			_a_icons.stop();
 | 
						|
			update();
 | 
						|
		}
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::Footer::mouseReleaseEvent(QMouseEvent *e) {
 | 
						|
	if (_icons.isEmpty()) {
 | 
						|
		return;
 | 
						|
	}
 | 
						|
 | 
						|
	const auto wasDown = std::exchange(_iconDown, SpecialOver::None);
 | 
						|
 | 
						|
	_iconsMousePos = e ? e->globalPos() : QCursor::pos();
 | 
						|
	if (_iconsDragging) {
 | 
						|
		finishDragging();
 | 
						|
		return;
 | 
						|
	}
 | 
						|
 | 
						|
	updateSelected();
 | 
						|
	if (wasDown == _iconOver) {
 | 
						|
		if (const auto index = base::get_if<int>(&_iconOver)) {
 | 
						|
			_iconSelX = anim::value(
 | 
						|
				*index * st::stickerIconWidth,
 | 
						|
				*index * st::stickerIconWidth);
 | 
						|
			_pan->showStickerSet(_icons[*index].setId);
 | 
						|
		}
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::Footer::finishDragging() {
 | 
						|
	auto newX = snap(_iconsStartX + _iconsMouseDown.x() - _iconsMousePos.x(), 0, _iconsMax);
 | 
						|
	if (newX != qRound(_iconsX.current())) {
 | 
						|
		_iconsX = anim::value(newX, newX);
 | 
						|
		_iconsStartAnim = 0;
 | 
						|
		_a_icons.stop();
 | 
						|
		update();
 | 
						|
	}
 | 
						|
	_iconsDragging = false;
 | 
						|
	updateSelected();
 | 
						|
}
 | 
						|
 | 
						|
bool StickersListWidget::Footer::event(QEvent *e) {
 | 
						|
	if (e->type() == QEvent::TouchBegin) {
 | 
						|
	} else if (e->type() == QEvent::Wheel) {
 | 
						|
		if (!_icons.isEmpty()
 | 
						|
			&& (base::get_if<int>(&_iconOver) != nullptr)
 | 
						|
			&& (_iconDown == SpecialOver::None)) {
 | 
						|
			scrollByWheelEvent(static_cast<QWheelEvent*>(e));
 | 
						|
		}
 | 
						|
	}
 | 
						|
	return InnerFooter::event(e);
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::Footer::scrollByWheelEvent(
 | 
						|
		not_null<QWheelEvent*> e) {
 | 
						|
	auto horizontal = (e->angleDelta().x() != 0 || e->orientation() == Qt::Horizontal);
 | 
						|
	auto vertical = (e->angleDelta().y() != 0 || e->orientation() == Qt::Vertical);
 | 
						|
	if (horizontal) {
 | 
						|
		_horizontal = true;
 | 
						|
	}
 | 
						|
	auto newX = qRound(_iconsX.current());
 | 
						|
	if (/*_horizontal && */horizontal) {
 | 
						|
		newX = snap(newX - (rtl() ? -1 : 1) * (e->pixelDelta().x() ? e->pixelDelta().x() : e->angleDelta().x()), 0, _iconsMax);
 | 
						|
	} else if (/*!_horizontal && */vertical) {
 | 
						|
		newX = snap(newX - (e->pixelDelta().y() ? e->pixelDelta().y() : e->angleDelta().y()), 0, _iconsMax);
 | 
						|
	}
 | 
						|
	if (newX != qRound(_iconsX.current())) {
 | 
						|
		_iconsX = anim::value(newX, newX);
 | 
						|
		_iconsStartAnim = 0;
 | 
						|
		_a_icons.stop();
 | 
						|
		updateSelected();
 | 
						|
		update();
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::Footer::updateSelected() {
 | 
						|
	if (_iconDown >= 0) {
 | 
						|
		return;
 | 
						|
	}
 | 
						|
 | 
						|
	auto p = mapFromGlobal(_iconsMousePos);
 | 
						|
	auto x = p.x(), y = p.y();
 | 
						|
	if (rtl()) x = width() - x;
 | 
						|
	const auto settingsLeft = width() - _iconsRight;
 | 
						|
	const auto searchLeft = _iconsLeft - st::stickerIconWidth;
 | 
						|
	auto newOver = OverState(SpecialOver::None);
 | 
						|
	if (x >= searchLeft
 | 
						|
		&& x < searchLeft + st::stickerIconWidth
 | 
						|
		&& y >= _iconsTop
 | 
						|
		&& y < _iconsTop + st::emojiFooterHeight) {
 | 
						|
		newOver = SpecialOver::Search;
 | 
						|
	} else if (x >= settingsLeft
 | 
						|
		&& x < settingsLeft + st::stickerIconWidth
 | 
						|
		&& y >= _iconsTop
 | 
						|
		&& y < _iconsTop + st::emojiFooterHeight) {
 | 
						|
		if (!_icons.isEmpty() && !hasOnlyFeaturedSets()) {
 | 
						|
			newOver = SpecialOver::Settings;
 | 
						|
		}
 | 
						|
	} else if (!_icons.isEmpty()) {
 | 
						|
		if (y >= _iconsTop
 | 
						|
			&& y < _iconsTop + st::emojiFooterHeight
 | 
						|
			&& x >= _iconsLeft
 | 
						|
			&& x < width() - _iconsRight) {
 | 
						|
			x += qRound(_iconsX.current()) - _iconsLeft;
 | 
						|
			if (x < _icons.size() * st::stickerIconWidth) {
 | 
						|
				newOver = qFloor(x / st::stickerIconWidth);
 | 
						|
			}
 | 
						|
		}
 | 
						|
	}
 | 
						|
	if (newOver != _iconOver) {
 | 
						|
		if (newOver == SpecialOver::None) {
 | 
						|
			setCursor(style::cur_default);
 | 
						|
		} else if (_iconOver == SpecialOver::None) {
 | 
						|
			setCursor(style::cur_pointer);
 | 
						|
		}
 | 
						|
		_iconOver = newOver;
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::Footer::refreshIcons(
 | 
						|
		ValidateIconAnimations animations) {
 | 
						|
	_pan->fillIcons(_icons);
 | 
						|
	refreshIconsGeometry(animations);
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::Footer::refreshIconsGeometry(
 | 
						|
		ValidateIconAnimations animations) {
 | 
						|
	_iconOver = _iconDown = SpecialOver::None;
 | 
						|
	_iconsX.finish();
 | 
						|
	_iconSelX.finish();
 | 
						|
	_iconsStartAnim = 0;
 | 
						|
	_a_icons.stop();
 | 
						|
	_iconsMax = std::max(
 | 
						|
		_iconsLeft + int(_icons.size()) * st::stickerIconWidth + _iconsRight - width(),
 | 
						|
		0);
 | 
						|
	if (_iconsX.current() > _iconsMax) {
 | 
						|
		_iconsX = anim::value(_iconsMax, _iconsMax);
 | 
						|
	}
 | 
						|
	updateSelected();
 | 
						|
	_pan->validateSelectedIcon(animations);
 | 
						|
	update();
 | 
						|
}
 | 
						|
 | 
						|
bool StickersListWidget::Footer::hasOnlyFeaturedSets() const {
 | 
						|
	return (_icons.size() == 1) && (_icons[0].setId == Stickers::FeaturedSetId);
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::Footer::paintStickerSettingsIcon(Painter &p) const {
 | 
						|
	const auto settingsLeft = width() - _iconsRight;
 | 
						|
	st::stickersSettings.paint(p, settingsLeft + (st::stickerIconWidth - st::stickersSettings.width()) / 2, _iconsTop + st::emojiCategory.iconPosition.y(), width());
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::Footer::paintSearchIcon(Painter &p) const {
 | 
						|
	const auto searchLeft = _iconsLeft - st::stickerIconWidth;
 | 
						|
	st::stickersSearch.paint(p, searchLeft + (st::stickerIconWidth - st::stickersSearch.width()) / 2, _iconsTop + st::emojiCategory.iconPosition.y(), width());
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::Footer::paintFeaturedStickerSetsBadge(Painter &p, int iconLeft) const {
 | 
						|
	if (auto unread = Auth().data().featuredStickerSetsUnreadCount()) {
 | 
						|
		Dialogs::Layout::UnreadBadgeStyle unreadSt;
 | 
						|
		unreadSt.sizeId = Dialogs::Layout::UnreadBadgeInStickersPanel;
 | 
						|
		unreadSt.size = st::stickersSettingsUnreadSize;
 | 
						|
		int unreadRight = iconLeft + st::stickerIconWidth - st::stickersSettingsUnreadPosition.x();
 | 
						|
		if (rtl()) unreadRight = width() - unreadRight;
 | 
						|
		int unreadTop = _iconsTop + st::stickersSettingsUnreadPosition.y();
 | 
						|
		Dialogs::Layout::paintUnreadCount(p, QString::number(unread), unreadRight, unreadTop, unreadSt);
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::Footer::paintSetIcon(
 | 
						|
		Painter &p,
 | 
						|
		const StickerIcon &icon,
 | 
						|
		int x) const {
 | 
						|
	if (icon.sticker) {
 | 
						|
		const auto origin = icon.sticker->stickerSetOrigin();
 | 
						|
		icon.sticker->thumb->load(origin);
 | 
						|
		auto pix = icon.sticker->thumb->pix(origin, icon.pixw, icon.pixh);
 | 
						|
 | 
						|
		p.drawPixmapLeft(x + (st::stickerIconWidth - icon.pixw) / 2, _iconsTop + (st::emojiFooterHeight - icon.pixh) / 2, width(), pix);
 | 
						|
	} else if (icon.megagroup) {
 | 
						|
		icon.megagroup->paintUserpicLeft(p, x + (st::stickerIconWidth - st::stickerGroupCategorySize) / 2, _iconsTop + (st::emojiFooterHeight - st::stickerGroupCategorySize) / 2, width(), st::stickerGroupCategorySize);
 | 
						|
	} else {
 | 
						|
		auto getSpecialSetIcon = [](uint64 setId) {
 | 
						|
			if (setId == Stickers::FeaturedSetId) {
 | 
						|
				return &st::stickersTrending;
 | 
						|
			//} else if (setId == Stickers::FavedSetId) {
 | 
						|
			//	return &st::stickersFaved;
 | 
						|
			}
 | 
						|
			return &st::emojiRecent;
 | 
						|
		};
 | 
						|
		auto paintedIcon = getSpecialSetIcon(icon.setId);
 | 
						|
		paintedIcon->paint(p, x + (st::stickerIconWidth - paintedIcon->width()) / 2, _iconsTop + st::emojiCategory.iconPosition.y(), width());
 | 
						|
		if (icon.setId == Stickers::FeaturedSetId) {
 | 
						|
			paintFeaturedStickerSetsBadge(p, x);
 | 
						|
		}
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::Footer::step_icons(TimeMs ms, bool timer) {
 | 
						|
	if (anim::Disabled()) {
 | 
						|
		ms += st::stickerIconMove;
 | 
						|
	}
 | 
						|
	if (_iconsStartAnim) {
 | 
						|
		auto dt = (ms - _iconsStartAnim) / float64(st::stickerIconMove);
 | 
						|
		if (dt >= 1) {
 | 
						|
			_iconsStartAnim = 0;
 | 
						|
			_iconsX.finish();
 | 
						|
			_iconSelX.finish();
 | 
						|
		} else {
 | 
						|
			_iconsX.update(dt, anim::linear);
 | 
						|
			_iconSelX.update(dt, anim::linear);
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	if (timer) update();
 | 
						|
 | 
						|
	if (!_iconsStartAnim) {
 | 
						|
		_a_icons.stop();
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
StickersListWidget::StickersListWidget(QWidget *parent, not_null<Window::Controller*> controller) : Inner(parent, controller)
 | 
						|
, _section(Section::Stickers)
 | 
						|
, _megagroupSetAbout(st::columnMinimalWidthThird - st::emojiScroll.width - st::emojiPanHeaderLeft)
 | 
						|
, _addText(lang(lng_stickers_featured_add).toUpper())
 | 
						|
, _addWidth(st::stickersTrendingAdd.font->width(_addText))
 | 
						|
, _settings(this, lang(lng_stickers_you_have))
 | 
						|
, _previewTimer([=] { showPreview(); })
 | 
						|
, _searchRequestTimer([=] { sendSearchRequest(); }) {
 | 
						|
	setMouseTracking(true);
 | 
						|
	setAttribute(Qt::WA_OpaquePaintEvent);
 | 
						|
 | 
						|
	_settings->addClickHandler([] {
 | 
						|
		Ui::show(Box<StickersBox>(StickersBox::Section::Installed));
 | 
						|
	});
 | 
						|
 | 
						|
	subscribe(Auth().downloaderTaskFinished(), [=] {
 | 
						|
		if (isVisible()) {
 | 
						|
			update();
 | 
						|
			readVisibleSets();
 | 
						|
		}
 | 
						|
	});
 | 
						|
	subscribe(Notify::PeerUpdated(), Notify::PeerUpdatedHandler(Notify::PeerUpdate::Flag::ChannelStickersChanged, [this](const Notify::PeerUpdate &update) {
 | 
						|
		if (update.peer == _megagroupSet) {
 | 
						|
			refreshStickers();
 | 
						|
		}
 | 
						|
	}));
 | 
						|
}
 | 
						|
 | 
						|
rpl::producer<not_null<DocumentData*>> StickersListWidget::chosen() const {
 | 
						|
	return _chosen.events();
 | 
						|
}
 | 
						|
 | 
						|
rpl::producer<> StickersListWidget::scrollUpdated() const {
 | 
						|
	return _scrollUpdated.events();
 | 
						|
}
 | 
						|
 | 
						|
rpl::producer<> StickersListWidget::checkForHide() const {
 | 
						|
	return _checkForHide.events();
 | 
						|
}
 | 
						|
 | 
						|
object_ptr<TabbedSelector::InnerFooter> StickersListWidget::createFooter() {
 | 
						|
	Expects(_footer == nullptr);
 | 
						|
 | 
						|
	auto result = object_ptr<Footer>(this);
 | 
						|
	_footer = result;
 | 
						|
	return std::move(result);
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::visibleTopBottomUpdated(
 | 
						|
		int visibleTop,
 | 
						|
		int visibleBottom) {
 | 
						|
	auto top = getVisibleTop();
 | 
						|
	Inner::visibleTopBottomUpdated(visibleTop, visibleBottom);
 | 
						|
	if (_section == Section::Featured) {
 | 
						|
		readVisibleSets();
 | 
						|
	}
 | 
						|
	validateSelectedIcon(ValidateIconAnimations::Full);
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::readVisibleSets() {
 | 
						|
	auto itemsVisibleTop = getVisibleTop();
 | 
						|
	auto itemsVisibleBottom = getVisibleBottom();
 | 
						|
	auto rowHeight = featuredRowHeight();
 | 
						|
	int rowFrom = floorclamp(itemsVisibleTop, rowHeight, 0, _featuredSets.size());
 | 
						|
	int rowTo = ceilclamp(itemsVisibleBottom, rowHeight, 0, _featuredSets.size());
 | 
						|
	for (int i = rowFrom; i < rowTo; ++i) {
 | 
						|
		auto &set = _featuredSets[i];
 | 
						|
		if (!(set.flags & MTPDstickerSet_ClientFlag::f_unread)) {
 | 
						|
			continue;
 | 
						|
		}
 | 
						|
		if (i * rowHeight < itemsVisibleTop || (i + 1) * rowHeight > itemsVisibleBottom) {
 | 
						|
			continue;
 | 
						|
		}
 | 
						|
		int count = qMin(set.pack.size(), _columnCount);
 | 
						|
		int loaded = 0;
 | 
						|
		for (int j = 0; j < count; ++j) {
 | 
						|
			if (set.pack[j]->thumb->loaded() || set.pack[j]->loaded()) {
 | 
						|
				++loaded;
 | 
						|
			}
 | 
						|
		}
 | 
						|
		if (loaded == count) {
 | 
						|
			Auth().api().readFeaturedSetDelayed(set.id);
 | 
						|
		}
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
int StickersListWidget::featuredRowHeight() const {
 | 
						|
	return st::stickersTrendingHeader
 | 
						|
		+ _singleSize.height()
 | 
						|
		+ st::stickersTrendingSkip;
 | 
						|
}
 | 
						|
 | 
						|
template <typename Callback>
 | 
						|
bool StickersListWidget::enumerateSections(Callback callback) const {
 | 
						|
	auto info = SectionInfo();
 | 
						|
	const auto &sets = shownSets();
 | 
						|
	for (auto i = 0; i != sets.size(); ++i) {
 | 
						|
		auto &set = sets[i];
 | 
						|
		info.section = i;
 | 
						|
		info.count = set.pack.size();
 | 
						|
		const auto titleSkip = set.externalLayout
 | 
						|
			? st::stickersTrendingHeader
 | 
						|
			: setHasTitle(set)
 | 
						|
			? st::emojiPanHeader
 | 
						|
			: st::stickerPanPadding;
 | 
						|
		info.rowsTop = info.top + titleSkip;
 | 
						|
		if (set.externalLayout) {
 | 
						|
			info.rowsCount = 1;
 | 
						|
			info.rowsBottom = info.top + featuredRowHeight();
 | 
						|
		} else if (set.id == Stickers::MegagroupSetId && !info.count) {
 | 
						|
			info.rowsCount = 0;
 | 
						|
			info.rowsBottom = info.rowsTop + _megagroupSetButtonRect.y() + _megagroupSetButtonRect.height() + st::stickerGroupCategoryAddMargin.bottom();
 | 
						|
		} else {
 | 
						|
			info.rowsCount = (info.count / _columnCount) + ((info.count % _columnCount) ? 1 : 0);
 | 
						|
			info.rowsBottom = info.rowsTop + info.rowsCount * _singleSize.height();
 | 
						|
		}
 | 
						|
		if (!callback(info)) {
 | 
						|
			return false;
 | 
						|
		}
 | 
						|
		info.top = info.rowsBottom;
 | 
						|
	}
 | 
						|
	return true;
 | 
						|
}
 | 
						|
 | 
						|
StickersListWidget::SectionInfo StickersListWidget::sectionInfo(int section) const {
 | 
						|
	Expects(section >= 0 && section < shownSets().size());
 | 
						|
	auto result = SectionInfo();
 | 
						|
	enumerateSections([searchForSection = section, &result](const SectionInfo &info) {
 | 
						|
		if (info.section == searchForSection) {
 | 
						|
			result = info;
 | 
						|
			return false;
 | 
						|
		}
 | 
						|
		return true;
 | 
						|
	});
 | 
						|
	return result;
 | 
						|
}
 | 
						|
 | 
						|
StickersListWidget::SectionInfo StickersListWidget::sectionInfoByOffset(int yOffset) const {
 | 
						|
	auto result = SectionInfo();
 | 
						|
	enumerateSections([this, &result, yOffset](const SectionInfo &info) {
 | 
						|
		if (yOffset < info.rowsBottom || info.section == shownSets().size() - 1) {
 | 
						|
			result = info;
 | 
						|
			return false;
 | 
						|
		}
 | 
						|
		return true;
 | 
						|
	});
 | 
						|
	return result;
 | 
						|
}
 | 
						|
 | 
						|
int StickersListWidget::countDesiredHeight(int newWidth) {
 | 
						|
	if (newWidth <= st::stickerPanWidthMin) {
 | 
						|
		return 0;
 | 
						|
	}
 | 
						|
	auto availableWidth = newWidth - (st::stickerPanPadding - st::buttonRadius);
 | 
						|
	auto columnCount = availableWidth / st::stickerPanWidthMin;
 | 
						|
	auto singleWidth = availableWidth / columnCount;
 | 
						|
	auto fullWidth = (st::buttonRadius + newWidth + st::emojiScroll.width);
 | 
						|
	auto rowsRight = (fullWidth - columnCount * singleWidth) / 2;
 | 
						|
	accumulate_max(rowsRight, st::emojiScroll.width);
 | 
						|
	_rowsLeft = fullWidth
 | 
						|
		- columnCount * singleWidth
 | 
						|
		- rowsRight
 | 
						|
		- st::buttonRadius;
 | 
						|
	_singleSize = QSize(singleWidth, singleWidth);
 | 
						|
	setColumnCount(columnCount);
 | 
						|
 | 
						|
	auto visibleHeight = minimalHeight();
 | 
						|
	auto minimalHeight = (visibleHeight - st::stickerPanPadding);
 | 
						|
	auto countResult = [this](int minimalLastHeight) {
 | 
						|
		const auto &sets = shownSets();
 | 
						|
		if (sets.empty()) {
 | 
						|
			return 0;
 | 
						|
		}
 | 
						|
		const auto info = sectionInfo(sets.size() - 1);
 | 
						|
		return info.top
 | 
						|
			+ qMax(info.rowsBottom - info.top, minimalLastHeight);
 | 
						|
	};
 | 
						|
	const auto minimalLastHeight = (_section == Section::Stickers)
 | 
						|
		? minimalHeight
 | 
						|
		: 0;
 | 
						|
	return qMax(minimalHeight, countResult(minimalLastHeight))
 | 
						|
		+ st::stickerPanPadding;
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::installedLocally(uint64 setId) {
 | 
						|
	_installedLocallySets.insert(setId);
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::notInstalledLocally(uint64 setId) {
 | 
						|
	_installedLocallySets.remove(setId);
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::clearInstalledLocally() {
 | 
						|
	if (!_installedLocallySets.empty()) {
 | 
						|
		_installedLocallySets.clear();
 | 
						|
		refreshStickers();
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::sendSearchRequest() {
 | 
						|
	if (_searchRequestId || _searchNextQuery.isEmpty()) {
 | 
						|
		return;
 | 
						|
	}
 | 
						|
 | 
						|
	_searchRequestTimer.cancel();
 | 
						|
	_searchQuery = _searchNextQuery;
 | 
						|
 | 
						|
	auto it = _searchCache.find(_searchQuery);
 | 
						|
	if (it != _searchCache.cend()) {
 | 
						|
		_footer->setLoading(false);
 | 
						|
		return;
 | 
						|
	}
 | 
						|
 | 
						|
	_footer->setLoading(true);
 | 
						|
	const auto hash = int32(0);
 | 
						|
	_searchRequestId = request(MTPmessages_SearchStickerSets(
 | 
						|
		MTP_flags(0),
 | 
						|
		MTP_string(_searchQuery),
 | 
						|
		MTP_int(hash)
 | 
						|
	)).done([=](const MTPmessages_FoundStickerSets &result) {
 | 
						|
		searchResultsDone(result);
 | 
						|
	}).fail([this](const RPCError &error) {
 | 
						|
		// show error?
 | 
						|
		_footer->setLoading(false);
 | 
						|
		_searchRequestId = 0;
 | 
						|
	}).handleAllErrors().send();
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::searchForSets(const QString &query) {
 | 
						|
	const auto cleaned = query.trimmed();
 | 
						|
	if (cleaned.isEmpty()) {
 | 
						|
		cancelSetsSearch();
 | 
						|
		return;
 | 
						|
	}
 | 
						|
 | 
						|
	if (_searchQuery != cleaned) {
 | 
						|
		_footer->setLoading(false);
 | 
						|
		if (const auto requestId = base::take(_searchRequestId)) {
 | 
						|
			request(requestId).cancel();
 | 
						|
		}
 | 
						|
		if (_searchCache.find(cleaned) != _searchCache.cend()) {
 | 
						|
			_searchRequestTimer.cancel();
 | 
						|
			_searchQuery = _searchNextQuery = cleaned;
 | 
						|
		} else {
 | 
						|
			_searchNextQuery = cleaned;
 | 
						|
			_searchRequestTimer.callOnce(kSearchRequestDelay);
 | 
						|
		}
 | 
						|
		showSearchResults();
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::cancelSetsSearch() {
 | 
						|
	_footer->setLoading(false);
 | 
						|
	if (const auto requestId = base::take(_searchRequestId)) {
 | 
						|
		request(requestId).cancel();
 | 
						|
	}
 | 
						|
	_searchRequestTimer.cancel();
 | 
						|
	_searchQuery = _searchNextQuery = QString();
 | 
						|
	_searchCache.clear();
 | 
						|
	refreshSearchRows(nullptr);
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::showSearchResults() {
 | 
						|
	refreshSearchRows();
 | 
						|
	scrollTo(0);
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::refreshSearchRows() {
 | 
						|
	auto it = _searchCache.find(_searchQuery);
 | 
						|
	auto sets = (it != end(_searchCache))
 | 
						|
		? &it->second
 | 
						|
		: nullptr;
 | 
						|
	refreshSearchRows(sets);
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::refreshSearchRows(
 | 
						|
		const std::vector<uint64> *cloudSets) {
 | 
						|
	clearSelection();
 | 
						|
 | 
						|
	_searchSets.clear();
 | 
						|
	fillLocalSearchRows(_searchNextQuery);
 | 
						|
 | 
						|
	if (!cloudSets && _searchNextQuery.isEmpty()) {
 | 
						|
		showStickerSet(!_mySets.empty()
 | 
						|
			? _mySets[0].id
 | 
						|
			: Stickers::FeaturedSetId);
 | 
						|
		return;
 | 
						|
	}
 | 
						|
 | 
						|
	if (_section != Section::Search) {
 | 
						|
		_section = Section::Search;
 | 
						|
	}
 | 
						|
	if (cloudSets) {
 | 
						|
		fillCloudSearchRows(*cloudSets);
 | 
						|
	}
 | 
						|
	if (_footer) {
 | 
						|
		_footer->refreshIcons(ValidateIconAnimations::Scroll);
 | 
						|
	}
 | 
						|
 | 
						|
	_lastMousePosition = QCursor::pos();
 | 
						|
 | 
						|
	resizeToWidth(width());
 | 
						|
	updateSelected();
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::fillLocalSearchRows(const QString &query) {
 | 
						|
	const auto searchWordsList = TextUtilities::PrepareSearchWords(query);
 | 
						|
	if (searchWordsList.isEmpty()) {
 | 
						|
		return;
 | 
						|
	}
 | 
						|
	auto searchWordInTitle = [](
 | 
						|
			const QStringList &titleWords,
 | 
						|
			const QString &searchWord) {
 | 
						|
		for (const auto &titleWord : titleWords) {
 | 
						|
			if (titleWord.startsWith(searchWord)) {
 | 
						|
				return true;
 | 
						|
			}
 | 
						|
		}
 | 
						|
		return false;
 | 
						|
	};
 | 
						|
	auto allSearchWordsInTitle = [&](
 | 
						|
			const QStringList &titleWords) {
 | 
						|
		for (const auto &searchWord : searchWordsList) {
 | 
						|
			if (!searchWordInTitle(titleWords, searchWord)) {
 | 
						|
				return false;
 | 
						|
			}
 | 
						|
		}
 | 
						|
		return true;
 | 
						|
	};
 | 
						|
 | 
						|
	const auto &sets = Auth().data().stickerSets();
 | 
						|
	for (const auto &[setId, titleWords] : _searchIndex) {
 | 
						|
		if (allSearchWordsInTitle(titleWords)) {
 | 
						|
			if (const auto it = sets.find(setId); it != sets.end()) {
 | 
						|
				addSearchRow(&*it);
 | 
						|
			}
 | 
						|
		}
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::fillCloudSearchRows(
 | 
						|
		const std::vector<uint64> &cloudSets) {
 | 
						|
	const auto &sets = Auth().data().stickerSets();
 | 
						|
	for (const auto setId : cloudSets) {
 | 
						|
		if (const auto it = sets.find(setId); it != sets.end()) {
 | 
						|
			addSearchRow(&*it);
 | 
						|
		}
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::addSearchRow(not_null<const Stickers::Set*> set) {
 | 
						|
	_searchSets.push_back(Set(
 | 
						|
		set->id,
 | 
						|
		set->flags,
 | 
						|
		set->title,
 | 
						|
		set->shortName,
 | 
						|
		!SetInMyList(set->flags),
 | 
						|
		set->count,
 | 
						|
		set->stickers.empty() ? set->covers : set->stickers));
 | 
						|
}
 | 
						|
 | 
						|
auto StickersListWidget::shownSets() const -> const std::vector<Set> & {
 | 
						|
	switch (_section) {
 | 
						|
	case Section::Featured: return _featuredSets;
 | 
						|
	case Section::Search: return _searchSets;
 | 
						|
	case Section::Stickers: return _mySets;
 | 
						|
	}
 | 
						|
	Unexpected("Section in StickersListWidget.");
 | 
						|
}
 | 
						|
 | 
						|
auto StickersListWidget::shownSets() -> std::vector<Set> & {
 | 
						|
	switch (_section) {
 | 
						|
	case Section::Featured: return _featuredSets;
 | 
						|
	case Section::Search: return _searchSets;
 | 
						|
	case Section::Stickers: return _mySets;
 | 
						|
	}
 | 
						|
	Unexpected("Section in StickersListWidget.");
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::searchResultsDone(
 | 
						|
		const MTPmessages_FoundStickerSets &result) {
 | 
						|
	_footer->setLoading(false);
 | 
						|
	_searchRequestId = 0;
 | 
						|
 | 
						|
	if (result.type() == mtpc_messages_foundStickerSetsNotModified) {
 | 
						|
		LOG(("API Error: "
 | 
						|
			"messages.foundStickerSetsNotModified not expected."));
 | 
						|
		return;
 | 
						|
	}
 | 
						|
 | 
						|
	Assert(result.type() == mtpc_messages_foundStickerSets);
 | 
						|
 | 
						|
	auto it = _searchCache.find(_searchQuery);
 | 
						|
	if (it == _searchCache.cend()) {
 | 
						|
		it = _searchCache.emplace(
 | 
						|
			_searchQuery,
 | 
						|
			std::vector<uint64>()).first;
 | 
						|
	}
 | 
						|
	auto &d = result.c_messages_foundStickerSets();
 | 
						|
	for_const (const auto &stickerSet, d.vsets.v) {
 | 
						|
		const MTPDstickerSet *setData = nullptr;
 | 
						|
		Stickers::Pack covers;
 | 
						|
		switch (stickerSet.type()) {
 | 
						|
		case mtpc_stickerSetCovered: {
 | 
						|
			auto &d = stickerSet.c_stickerSetCovered();
 | 
						|
			if (d.vset.type() == mtpc_stickerSet) {
 | 
						|
				setData = &d.vset.c_stickerSet();
 | 
						|
			}
 | 
						|
		} break;
 | 
						|
		case mtpc_stickerSetMultiCovered: {
 | 
						|
			auto &d = stickerSet.c_stickerSetMultiCovered();
 | 
						|
			if (d.vset.type() == mtpc_stickerSet) {
 | 
						|
				setData = &d.vset.c_stickerSet();
 | 
						|
			}
 | 
						|
			for (const auto &cover : d.vcovers.v) {
 | 
						|
				const auto document = Auth().data().document(cover);
 | 
						|
				if (document->sticker()) {
 | 
						|
					covers.push_back(document);
 | 
						|
				}
 | 
						|
			}
 | 
						|
		} break;
 | 
						|
		}
 | 
						|
		if (!setData) continue;
 | 
						|
 | 
						|
		if (const auto set = Stickers::FeedSet(*setData)) {
 | 
						|
			if (!covers.empty()) {
 | 
						|
				set->covers = covers;
 | 
						|
			}
 | 
						|
			if (set->stickers.empty() && set->covers.empty()) {
 | 
						|
				continue;
 | 
						|
			}
 | 
						|
			it->second.push_back(set->id);
 | 
						|
		}
 | 
						|
	}
 | 
						|
	showSearchResults();
 | 
						|
}
 | 
						|
 | 
						|
int StickersListWidget::stickersLeft() const {
 | 
						|
	return _rowsLeft;
 | 
						|
}
 | 
						|
 | 
						|
QRect StickersListWidget::stickerRect(int section, int sel) {
 | 
						|
	auto info = sectionInfo(section);
 | 
						|
	if (sel >= shownSets()[section].pack.size()) {
 | 
						|
		sel -= shownSets()[section].pack.size();
 | 
						|
	}
 | 
						|
	auto countTillItem = (sel - (sel % _columnCount));
 | 
						|
	auto rowsToSkip = (countTillItem / _columnCount) + ((countTillItem % _columnCount) ? 1 : 0);
 | 
						|
	auto x = stickersLeft() + ((sel % _columnCount) * _singleSize.width());
 | 
						|
	auto y = info.rowsTop + rowsToSkip * _singleSize.height();
 | 
						|
	return QRect(QPoint(x, y), _singleSize);
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::paintEvent(QPaintEvent *e) {
 | 
						|
	Painter p(this);
 | 
						|
	auto clip = e->rect();
 | 
						|
	p.fillRect(clip, st::emojiPanBg);
 | 
						|
 | 
						|
	paintStickers(p, clip);
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::paintStickers(Painter &p, QRect clip) {
 | 
						|
	auto fromColumn = floorclamp(clip.x() - stickersLeft(), _singleSize.width(), 0, _columnCount);
 | 
						|
	auto toColumn = ceilclamp(clip.x() + clip.width() - stickersLeft(), _singleSize.width(), 0, _columnCount);
 | 
						|
	if (rtl()) {
 | 
						|
		qSwap(fromColumn, toColumn);
 | 
						|
		fromColumn = _columnCount - fromColumn;
 | 
						|
		toColumn = _columnCount - toColumn;
 | 
						|
	}
 | 
						|
 | 
						|
	auto ms = getms();
 | 
						|
	auto &sets = shownSets();
 | 
						|
	auto selectedSticker = base::get_if<OverSticker>(&_selected);
 | 
						|
	auto selectedButton = base::get_if<OverButton>(_pressed ? &_pressed : &_selected);
 | 
						|
 | 
						|
	if (sets.empty() && _section == Section::Search) {
 | 
						|
		paintEmptySearchResults(p);
 | 
						|
	}
 | 
						|
	enumerateSections([&](const SectionInfo &info) {
 | 
						|
		if (clip.top() >= info.rowsBottom) {
 | 
						|
			return true;
 | 
						|
		} else if (clip.top() + clip.height() <= info.top) {
 | 
						|
			return false;
 | 
						|
		}
 | 
						|
		auto &set = sets[info.section];
 | 
						|
		if (set.externalLayout) {
 | 
						|
			const auto size = (set.flags
 | 
						|
				& MTPDstickerSet_ClientFlag::f_not_loaded)
 | 
						|
				? set.count
 | 
						|
				: int(set.pack.size());
 | 
						|
 | 
						|
			auto widthForTitle = stickersRight() - (st::emojiPanHeaderLeft - st::buttonRadius);
 | 
						|
			if (featuredHasAddButton(info.section)) {
 | 
						|
				auto add = featuredAddRect(info.section);
 | 
						|
				auto selected = selectedButton ? (selectedButton->section == info.section) : false;
 | 
						|
				auto &textBg = selected ? st::stickersTrendingAdd.textBgOver : st::stickersTrendingAdd.textBg;
 | 
						|
 | 
						|
				App::roundRect(p, myrtlrect(add), textBg, ImageRoundRadius::Small);
 | 
						|
				if (set.ripple) {
 | 
						|
					set.ripple->paint(p, add.x(), add.y(), width(), ms);
 | 
						|
					if (set.ripple->empty()) {
 | 
						|
						set.ripple.reset();
 | 
						|
					}
 | 
						|
				}
 | 
						|
				p.setFont(st::stickersTrendingAdd.font);
 | 
						|
				p.setPen(selected ? st::stickersTrendingAdd.textFgOver : st::stickersTrendingAdd.textFg);
 | 
						|
				p.drawTextLeft(add.x() - (st::stickersTrendingAdd.width / 2), add.y() + st::stickersTrendingAdd.textTop, width(), _addText, _addWidth);
 | 
						|
 | 
						|
				widthForTitle -= add.width() - (st::stickersTrendingAdd.width / 2);
 | 
						|
			} else {
 | 
						|
				auto add = featuredAddRect(info.section);
 | 
						|
				int checkx = add.left() + (add.width() - st::stickersFeaturedInstalled.width()) / 2;
 | 
						|
				int checky = add.top() + (add.height() - st::stickersFeaturedInstalled.height()) / 2;
 | 
						|
				st::stickersFeaturedInstalled.paint(p, QPoint(checkx, checky), width());
 | 
						|
			}
 | 
						|
			if (set.flags & MTPDstickerSet_ClientFlag::f_unread) {
 | 
						|
				widthForTitle -= st::stickersFeaturedUnreadSize + st::stickersFeaturedUnreadSkip;
 | 
						|
			}
 | 
						|
 | 
						|
			auto titleText = set.title;
 | 
						|
			auto titleWidth = st::stickersTrendingHeaderFont->width(titleText);
 | 
						|
			if (titleWidth > widthForTitle) {
 | 
						|
				titleText = st::stickersTrendingHeaderFont->elided(titleText, widthForTitle);
 | 
						|
				titleWidth = st::stickersTrendingHeaderFont->width(titleText);
 | 
						|
			}
 | 
						|
			p.setFont(st::stickersTrendingHeaderFont);
 | 
						|
			p.setPen(st::stickersTrendingHeaderFg);
 | 
						|
			p.drawTextLeft(st::emojiPanHeaderLeft - st::buttonRadius, info.top + st::stickersTrendingHeaderTop, width(), titleText, titleWidth);
 | 
						|
 | 
						|
			if (set.flags & MTPDstickerSet_ClientFlag::f_unread) {
 | 
						|
				p.setPen(Qt::NoPen);
 | 
						|
				p.setBrush(st::stickersFeaturedUnreadBg);
 | 
						|
 | 
						|
				{
 | 
						|
					PainterHighQualityEnabler hq(p);
 | 
						|
					p.drawEllipse(rtlrect(st::emojiPanHeaderLeft - st::buttonRadius + titleWidth + st::stickersFeaturedUnreadSkip, info.top + st::stickersTrendingHeaderTop + st::stickersFeaturedUnreadTop, st::stickersFeaturedUnreadSize, st::stickersFeaturedUnreadSize, width()));
 | 
						|
				}
 | 
						|
			}
 | 
						|
 | 
						|
			auto statusText = (size > 0) ? lng_stickers_count(lt_count, size) : lang(lng_contacts_loading);
 | 
						|
			p.setFont(st::stickersTrendingSubheaderFont);
 | 
						|
			p.setPen(st::stickersTrendingSubheaderFg);
 | 
						|
			p.drawTextLeft(st::emojiPanHeaderLeft - st::buttonRadius, info.top + st::stickersTrendingSubheaderTop, width(), statusText);
 | 
						|
 | 
						|
			if (info.rowsTop >= clip.y() + clip.height()) {
 | 
						|
				return true;
 | 
						|
			}
 | 
						|
 | 
						|
			for (int j = fromColumn; j < toColumn; ++j) {
 | 
						|
				int index = j;
 | 
						|
				if (index >= size) break;
 | 
						|
 | 
						|
				auto selected = selectedSticker ? (selectedSticker->section == info.section && selectedSticker->index == index) : false;
 | 
						|
				auto deleteSelected = false;
 | 
						|
				paintSticker(p, set, info.rowsTop, index, selected, deleteSelected);
 | 
						|
			}
 | 
						|
			return true;
 | 
						|
		}
 | 
						|
		if (setHasTitle(set) && clip.top() < info.rowsTop) {
 | 
						|
			auto titleText = set.title;
 | 
						|
			auto titleWidth = st::stickersTrendingHeaderFont->width(titleText);
 | 
						|
			auto widthForTitle = stickersRight() - (st::emojiPanHeaderLeft - st::buttonRadius);
 | 
						|
			if (hasRemoveButton(info.section)) {
 | 
						|
				auto remove = removeButtonRect(info.section);
 | 
						|
				auto selected = selectedButton ? (selectedButton->section == info.section) : false;
 | 
						|
				if (set.ripple) {
 | 
						|
					set.ripple->paint(p, remove.x() + st::stickerPanRemoveSet.rippleAreaPosition.x(), remove.y() + st::stickerPanRemoveSet.rippleAreaPosition.y(), width(), ms);
 | 
						|
					if (set.ripple->empty()) {
 | 
						|
						set.ripple.reset();
 | 
						|
					}
 | 
						|
				}
 | 
						|
				(selected ? st::stickerPanRemoveSet.iconOver : st::stickerPanRemoveSet.icon).paint(p, remove.topLeft() + st::stickerPanRemoveSet.iconPosition, width());
 | 
						|
 | 
						|
				widthForTitle -= remove.width();
 | 
						|
			}
 | 
						|
			if (titleWidth > widthForTitle) {
 | 
						|
				titleText = st::stickersTrendingHeaderFont->elided(titleText, widthForTitle);
 | 
						|
				titleWidth = st::stickersTrendingHeaderFont->width(titleText);
 | 
						|
			}
 | 
						|
			p.setFont(st::emojiPanHeaderFont);
 | 
						|
			p.setPen(st::emojiPanHeaderFg);
 | 
						|
			p.drawTextLeft(st::emojiPanHeaderLeft - st::buttonRadius, info.top + st::emojiPanHeaderTop, width(), titleText, titleWidth);
 | 
						|
		}
 | 
						|
		if (clip.top() + clip.height() > info.rowsTop) {
 | 
						|
			if (set.id == Stickers::MegagroupSetId && set.pack.empty()) {
 | 
						|
				auto buttonSelected = (base::get_if<OverGroupAdd>(&_selected) != nullptr);
 | 
						|
				paintMegagroupEmptySet(p, info.rowsTop, buttonSelected, ms);
 | 
						|
			} else {
 | 
						|
				auto special = (set.flags & MTPDstickerSet::Flag::f_official) != 0;
 | 
						|
				auto fromRow = floorclamp(clip.y() - info.rowsTop, _singleSize.height(), 0, info.rowsCount);
 | 
						|
				auto toRow = ceilclamp(clip.y() + clip.height() - info.rowsTop, _singleSize.height(), 0, info.rowsCount);
 | 
						|
				for (int i = fromRow; i < toRow; ++i) {
 | 
						|
					for (int j = fromColumn; j < toColumn; ++j) {
 | 
						|
						int index = i * _columnCount + j;
 | 
						|
						if (index >= info.count) break;
 | 
						|
 | 
						|
						auto selected = selectedSticker ? (selectedSticker->section == info.section && selectedSticker->index == index) : false;
 | 
						|
						auto deleteSelected = selected && selectedSticker->overDelete;
 | 
						|
						paintSticker(p, set, info.rowsTop, index, selected, deleteSelected);
 | 
						|
					}
 | 
						|
				}
 | 
						|
			}
 | 
						|
		}
 | 
						|
		return true;
 | 
						|
	});
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::paintEmptySearchResults(Painter &p) {
 | 
						|
	const auto iconLeft = (width() - st::stickersEmpty.width()) / 2;
 | 
						|
	const auto iconTop = (height() / 3) - (st::stickersEmpty.height() / 2);
 | 
						|
	st::stickersEmpty.paint(p, iconLeft, iconTop, width());
 | 
						|
 | 
						|
	const auto text = lang(lng_stickers_nothing_found);
 | 
						|
	const auto textWidth = st::normalFont->width(text);
 | 
						|
	p.setFont(st::normalFont);
 | 
						|
	p.setPen(st::windowSubTextFg);
 | 
						|
	p.drawTextLeft(
 | 
						|
		(width() - textWidth) / 2,
 | 
						|
		iconTop + st::stickersEmpty.height() - st::normalFont->height,
 | 
						|
		width(),
 | 
						|
		text,
 | 
						|
		textWidth);
 | 
						|
}
 | 
						|
 | 
						|
int StickersListWidget::megagroupSetInfoLeft() const {
 | 
						|
	return st::emojiPanHeaderLeft - st::buttonRadius;
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::paintMegagroupEmptySet(Painter &p, int y, bool buttonSelected, TimeMs ms) {
 | 
						|
	auto infoLeft = megagroupSetInfoLeft();
 | 
						|
	_megagroupSetAbout.drawLeft(p, infoLeft, y, width() - infoLeft, width());
 | 
						|
 | 
						|
	auto &textBg = buttonSelected
 | 
						|
		? st::stickerGroupCategoryAdd.textBgOver
 | 
						|
		: st::stickerGroupCategoryAdd.textBg;
 | 
						|
 | 
						|
	auto button = _megagroupSetButtonRect.translated(0, y);
 | 
						|
	App::roundRect(p, myrtlrect(button), textBg, ImageRoundRadius::Small);
 | 
						|
	if (_megagroupSetButtonRipple) {
 | 
						|
		_megagroupSetButtonRipple->paint(p, button.x(), button.y(), width(), ms);
 | 
						|
		if (_megagroupSetButtonRipple->empty()) {
 | 
						|
			_megagroupSetButtonRipple.reset();
 | 
						|
		}
 | 
						|
	}
 | 
						|
	p.setFont(st::stickerGroupCategoryAdd.font);
 | 
						|
	p.setPen(buttonSelected ? st::stickerGroupCategoryAdd.textFgOver : st::stickerGroupCategoryAdd.textFg);
 | 
						|
	p.drawTextLeft(button.x() - (st::stickerGroupCategoryAdd.width / 2), button.y() + st::stickerGroupCategoryAdd.textTop, width(), _megagroupSetButtonText, _megagroupSetButtonTextWidth);
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::paintSticker(Painter &p, Set &set, int y, int index, bool selected, bool deleteSelected) {
 | 
						|
	auto document = set.pack[index];
 | 
						|
	if (!document->sticker()) return;
 | 
						|
 | 
						|
	int row = (index / _columnCount), col = (index % _columnCount);
 | 
						|
 | 
						|
	auto pos = QPoint(stickersLeft() + col * _singleSize.width(), y + row * _singleSize.height());
 | 
						|
	if (selected) {
 | 
						|
		auto tl = pos;
 | 
						|
		if (rtl()) tl.setX(width() - tl.x() - _singleSize.width());
 | 
						|
		App::roundRect(p, QRect(tl, _singleSize), st::emojiPanHover, StickerHoverCorners);
 | 
						|
	}
 | 
						|
 | 
						|
	document->checkStickerThumb();
 | 
						|
 | 
						|
	auto coef = qMin((_singleSize.width() - st::buttonRadius * 2) / float64(document->dimensions.width()), (_singleSize.height() - st::buttonRadius * 2) / float64(document->dimensions.height()));
 | 
						|
	if (coef > 1) coef = 1;
 | 
						|
	auto w = qMax(qRound(coef * document->dimensions.width()), 1);
 | 
						|
	auto h = qMax(qRound(coef * document->dimensions.height()), 1);
 | 
						|
	auto ppos = pos + QPoint((_singleSize.width() - w) / 2, (_singleSize.height() - h) / 2);
 | 
						|
	if (const auto image = document->getStickerThumb()) {
 | 
						|
		if (image->loaded()) {
 | 
						|
			p.drawPixmapLeft(
 | 
						|
				ppos,
 | 
						|
				width(),
 | 
						|
				image->pixSingle(
 | 
						|
					document->stickerSetOrigin(),
 | 
						|
					w,
 | 
						|
					h,
 | 
						|
					w,
 | 
						|
					h,
 | 
						|
					ImageRoundRadius::None));
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	if (selected && stickerHasDeleteButton(set, index)) {
 | 
						|
		auto xPos = pos + QPoint(_singleSize.width() - st::stickerPanDeleteIconBg.width(), 0);
 | 
						|
		p.setOpacity(deleteSelected ? st::stickerPanDeleteOpacityBgOver : st::stickerPanDeleteOpacityBg);
 | 
						|
		st::stickerPanDeleteIconBg.paint(p, xPos, width());
 | 
						|
		p.setOpacity(deleteSelected ? st::stickerPanDeleteOpacityFgOver : st::stickerPanDeleteOpacityFg);
 | 
						|
		st::stickerPanDeleteIconFg.paint(p, xPos, width());
 | 
						|
		p.setOpacity(1.);
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
int StickersListWidget::stickersRight() const {
 | 
						|
	return stickersLeft() + (_columnCount * _singleSize.width());
 | 
						|
}
 | 
						|
 | 
						|
bool StickersListWidget::featuredHasAddButton(int index) const {
 | 
						|
	if (index < 0
 | 
						|
		|| index >= shownSets().size()
 | 
						|
		|| !shownSets()[index].externalLayout) {
 | 
						|
		return false;
 | 
						|
	}
 | 
						|
	const auto flags = shownSets()[index].flags;
 | 
						|
	return !SetInMyList(flags);
 | 
						|
}
 | 
						|
 | 
						|
QRect StickersListWidget::featuredAddRect(int index) const {
 | 
						|
	auto addw = _addWidth - st::stickersTrendingAdd.width;
 | 
						|
	auto addh = st::stickersTrendingAdd.height;
 | 
						|
	auto addx = stickersRight() - addw;
 | 
						|
	auto addy = sectionInfo(index).top + st::stickersTrendingAddTop;
 | 
						|
	return QRect(addx, addy, addw, addh);
 | 
						|
}
 | 
						|
 | 
						|
bool StickersListWidget::hasRemoveButton(int index) const {
 | 
						|
	if (index < 0 || index >= shownSets().size()) {
 | 
						|
		return false;
 | 
						|
	}
 | 
						|
	auto &set = shownSets()[index];
 | 
						|
	if (set.externalLayout) {
 | 
						|
		return false;
 | 
						|
	}
 | 
						|
	auto flags = set.flags;
 | 
						|
	if (!(flags & MTPDstickerSet_ClientFlag::f_special)) {
 | 
						|
		return true;
 | 
						|
	}
 | 
						|
	if (set.id == Stickers::MegagroupSetId) {
 | 
						|
		Assert(_megagroupSet != nullptr);
 | 
						|
		if (index + 1 != shownSets().size()) {
 | 
						|
			return true;
 | 
						|
		}
 | 
						|
		return !set.pack.empty() && _megagroupSet->canEditStickers();
 | 
						|
	}
 | 
						|
	return false;
 | 
						|
}
 | 
						|
 | 
						|
QRect StickersListWidget::removeButtonRect(int index) const {
 | 
						|
	auto buttonw = st::stickerPanRemoveSet.width;
 | 
						|
	auto buttonh = st::stickerPanRemoveSet.height;
 | 
						|
	auto buttonx = stickersRight() - buttonw;
 | 
						|
	auto buttony = sectionInfo(index).top + (st::emojiPanHeader - buttonh) / 2;
 | 
						|
	return QRect(buttonx, buttony, buttonw, buttonh);
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::mousePressEvent(QMouseEvent *e) {
 | 
						|
	if (e->button() != Qt::LeftButton) {
 | 
						|
		return;
 | 
						|
	}
 | 
						|
	_lastMousePosition = e->globalPos();
 | 
						|
	updateSelected();
 | 
						|
 | 
						|
	setPressed(_selected);
 | 
						|
	ClickHandler::pressed();
 | 
						|
	_previewTimer.callOnce(QApplication::startDragTime());
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::setPressed(OverState newPressed) {
 | 
						|
	if (auto button = base::get_if<OverButton>(&_pressed)) {
 | 
						|
		auto &sets = shownSets();
 | 
						|
		Assert(button->section >= 0 && button->section < sets.size());
 | 
						|
		auto &set = sets[button->section];
 | 
						|
		if (set.ripple) {
 | 
						|
			set.ripple->lastStop();
 | 
						|
		}
 | 
						|
	} else if (base::get_if<OverGroupAdd>(&_pressed)) {
 | 
						|
		if (_megagroupSetButtonRipple) {
 | 
						|
			_megagroupSetButtonRipple->lastStop();
 | 
						|
		}
 | 
						|
	}
 | 
						|
	_pressed = newPressed;
 | 
						|
	if (auto button = base::get_if<OverButton>(&_pressed)) {
 | 
						|
		auto &sets = shownSets();
 | 
						|
		Assert(button->section >= 0 && button->section < sets.size());
 | 
						|
		auto &set = sets[button->section];
 | 
						|
		if (!set.ripple) {
 | 
						|
			set.ripple = createButtonRipple(button->section);
 | 
						|
		}
 | 
						|
		set.ripple->add(mapFromGlobal(QCursor::pos()) - buttonRippleTopLeft(button->section));
 | 
						|
	} else if (base::get_if<OverGroupAdd>(&_pressed)) {
 | 
						|
		if (!_megagroupSetButtonRipple) {
 | 
						|
			auto maskSize = _megagroupSetButtonRect.size();
 | 
						|
			auto mask = Ui::RippleAnimation::roundRectMask(maskSize, st::buttonRadius);
 | 
						|
			_megagroupSetButtonRipple = std::make_unique<Ui::RippleAnimation>(st::stickerGroupCategoryAdd.ripple, std::move(mask), [this] {
 | 
						|
				rtlupdate(megagroupSetButtonRectFinal());
 | 
						|
			});
 | 
						|
		}
 | 
						|
		_megagroupSetButtonRipple->add(mapFromGlobal(QCursor::pos()) - myrtlrect(megagroupSetButtonRectFinal()).topLeft());
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
QRect StickersListWidget::megagroupSetButtonRectFinal() const {
 | 
						|
	auto result = QRect();
 | 
						|
	if (_section == Section::Stickers) {
 | 
						|
		enumerateSections([this, &result](const SectionInfo &info) {
 | 
						|
			if (shownSets()[info.section].id == Stickers::MegagroupSetId) {
 | 
						|
				result = _megagroupSetButtonRect.translated(0, info.rowsTop);
 | 
						|
				return false;
 | 
						|
			}
 | 
						|
			return true;
 | 
						|
		});
 | 
						|
	}
 | 
						|
	return result;
 | 
						|
}
 | 
						|
 | 
						|
std::unique_ptr<Ui::RippleAnimation> StickersListWidget::createButtonRipple(int section) {
 | 
						|
	Expects(section >= 0 && section < shownSets().size());
 | 
						|
 | 
						|
	if (shownSets()[section].externalLayout) {
 | 
						|
		auto maskSize = QSize(_addWidth - st::stickersTrendingAdd.width, st::stickersTrendingAdd.height);
 | 
						|
		auto mask = Ui::RippleAnimation::roundRectMask(maskSize, st::buttonRadius);
 | 
						|
		return std::make_unique<Ui::RippleAnimation>(
 | 
						|
			st::stickersTrendingAdd.ripple,
 | 
						|
			std::move(mask),
 | 
						|
			[this, section] { rtlupdate(featuredAddRect(section)); });
 | 
						|
	}
 | 
						|
	auto maskSize = QSize(st::stickerPanRemoveSet.rippleAreaSize, st::stickerPanRemoveSet.rippleAreaSize);
 | 
						|
	auto mask = Ui::RippleAnimation::ellipseMask(maskSize);
 | 
						|
	return std::make_unique<Ui::RippleAnimation>(
 | 
						|
		st::stickerPanRemoveSet.ripple,
 | 
						|
		std::move(mask),
 | 
						|
		[this, section] { rtlupdate(removeButtonRect(section)); });
 | 
						|
}
 | 
						|
 | 
						|
QPoint StickersListWidget::buttonRippleTopLeft(int section) const {
 | 
						|
	Expects(section >= 0 && section < shownSets().size());
 | 
						|
 | 
						|
	if (shownSets()[section].externalLayout) {
 | 
						|
		return myrtlrect(featuredAddRect(section)).topLeft();
 | 
						|
	}
 | 
						|
	return myrtlrect(removeButtonRect(section)).topLeft() + st::stickerPanRemoveSet.rippleAreaPosition;
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::mouseReleaseEvent(QMouseEvent *e) {
 | 
						|
	_previewTimer.cancel();
 | 
						|
 | 
						|
	auto pressed = _pressed;
 | 
						|
	setPressed(std::nullopt);
 | 
						|
	if (pressed != _selected) {
 | 
						|
		update();
 | 
						|
	}
 | 
						|
 | 
						|
	auto activated = ClickHandler::unpressed();
 | 
						|
	if (_previewShown) {
 | 
						|
		_previewShown = false;
 | 
						|
		return;
 | 
						|
	}
 | 
						|
 | 
						|
	_lastMousePosition = e->globalPos();
 | 
						|
	updateSelected();
 | 
						|
 | 
						|
	auto &sets = shownSets();
 | 
						|
	if (pressed && pressed == _selected) {
 | 
						|
		if (auto sticker = base::get_if<OverSticker>(&pressed)) {
 | 
						|
			Assert(sticker->section >= 0 && sticker->section < sets.size());
 | 
						|
			auto &set = sets[sticker->section];
 | 
						|
			Assert(sticker->index >= 0 && sticker->index < set.pack.size());
 | 
						|
			if (stickerHasDeleteButton(set, sticker->index) && sticker->overDelete) {
 | 
						|
				if (set.id == Stickers::RecentSetId) {
 | 
						|
					removeRecentSticker(sticker->section, sticker->index);
 | 
						|
				} else if (set.id == Stickers::FavedSetId) {
 | 
						|
					removeFavedSticker(sticker->section, sticker->index);
 | 
						|
				} else {
 | 
						|
					Unexpected("Single sticker delete click.");
 | 
						|
				}
 | 
						|
				return;
 | 
						|
			}
 | 
						|
			_chosen.fire_copy(set.pack[sticker->index]);
 | 
						|
		} else if (auto set = base::get_if<OverSet>(&pressed)) {
 | 
						|
			Assert(set->section >= 0 && set->section < sets.size());
 | 
						|
			displaySet(sets[set->section].id);
 | 
						|
		} else if (auto button = base::get_if<OverButton>(&pressed)) {
 | 
						|
			Assert(button->section >= 0 && button->section < sets.size());
 | 
						|
			if (sets[button->section].externalLayout) {
 | 
						|
				installSet(sets[button->section].id);
 | 
						|
			} else if (sets[button->section].id == Stickers::MegagroupSetId) {
 | 
						|
				auto removeLocally = sets[button->section].pack.empty()
 | 
						|
					|| !_megagroupSet->canEditStickers();
 | 
						|
				removeMegagroupSet(removeLocally);
 | 
						|
			} else {
 | 
						|
				removeSet(sets[button->section].id);
 | 
						|
			}
 | 
						|
		} else if (base::get_if<OverGroupAdd>(&pressed)) {
 | 
						|
			Ui::show(Box<StickersBox>(_megagroupSet));
 | 
						|
		}
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::validateSelectedIcon(
 | 
						|
		ValidateIconAnimations animations) {
 | 
						|
	if (_footer) {
 | 
						|
		_footer->validateSelectedIcon(
 | 
						|
			currentSet(getVisibleTop()),
 | 
						|
			animations);
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::removeRecentSticker(int section, int index) {
 | 
						|
	if ((_section != Section::Stickers)
 | 
						|
		|| (section >= int(_mySets.size()))
 | 
						|
		|| (_mySets[section].id != Stickers::RecentSetId)) {
 | 
						|
		return;
 | 
						|
	}
 | 
						|
 | 
						|
	clearSelection();
 | 
						|
	bool refresh = false;
 | 
						|
	auto sticker = _mySets[section].pack[index];
 | 
						|
	auto &recent = Stickers::GetRecentPack();
 | 
						|
	for (int32 i = 0, l = recent.size(); i < l; ++i) {
 | 
						|
		if (recent.at(i).first == sticker) {
 | 
						|
			recent.removeAt(i);
 | 
						|
			Local::writeUserSettings();
 | 
						|
			refresh = true;
 | 
						|
			break;
 | 
						|
		}
 | 
						|
	}
 | 
						|
	auto &sets = Auth().data().stickerSetsRef();
 | 
						|
	auto it = sets.find(Stickers::CustomSetId);
 | 
						|
	if (it != sets.cend()) {
 | 
						|
		for (int i = 0, l = it->stickers.size(); i < l; ++i) {
 | 
						|
			if (it->stickers.at(i) == sticker) {
 | 
						|
				it->stickers.removeAt(i);
 | 
						|
				if (it->stickers.isEmpty()) {
 | 
						|
					sets.erase(it);
 | 
						|
				}
 | 
						|
				Local::writeInstalledStickers();
 | 
						|
				refresh = true;
 | 
						|
				break;
 | 
						|
			}
 | 
						|
		}
 | 
						|
	}
 | 
						|
	if (refresh) {
 | 
						|
		refreshRecentStickers();
 | 
						|
		updateSelected();
 | 
						|
		update();
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::removeFavedSticker(int section, int index) {
 | 
						|
	if ((_section != Section::Stickers)
 | 
						|
		|| (section >= int(_mySets.size()))
 | 
						|
		|| (_mySets[section].id != Stickers::FavedSetId)) {
 | 
						|
		return;
 | 
						|
	}
 | 
						|
 | 
						|
	clearSelection();
 | 
						|
	auto sticker = _mySets[section].pack[index];
 | 
						|
	Stickers::SetFaved(sticker, false);
 | 
						|
	Auth().api().toggleFavedSticker(
 | 
						|
		sticker,
 | 
						|
		Data::FileOriginStickerSet(Stickers::FavedSetId, 0),
 | 
						|
		false);
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::setColumnCount(int count) {
 | 
						|
	Expects(count > 0);
 | 
						|
 | 
						|
	if (_columnCount != count) {
 | 
						|
		_columnCount = count;
 | 
						|
		refreshFooterIcons();
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::mouseMoveEvent(QMouseEvent *e) {
 | 
						|
	_lastMousePosition = e->globalPos();
 | 
						|
	updateSelected();
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::resizeEvent(QResizeEvent *e) {
 | 
						|
	_settings->moveToLeft(
 | 
						|
		(width() - _settings->width()) / 2,
 | 
						|
		height() / 3);
 | 
						|
	if (!_megagroupSetAbout.isEmpty()) {
 | 
						|
		refreshMegagroupSetGeometry();
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::leaveEventHook(QEvent *e) {
 | 
						|
	clearSelection();
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::leaveToChildEvent(QEvent *e, QWidget *child) {
 | 
						|
	clearSelection();
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::enterFromChildEvent(QEvent *e, QWidget *child) {
 | 
						|
	_lastMousePosition = QCursor::pos();
 | 
						|
	updateSelected();
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::clearSelection() {
 | 
						|
	setPressed(std::nullopt);
 | 
						|
	setSelected(std::nullopt);
 | 
						|
	update();
 | 
						|
}
 | 
						|
 | 
						|
TabbedSelector::InnerFooter *StickersListWidget::getFooter() const {
 | 
						|
	return _footer;
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::processHideFinished() {
 | 
						|
	clearSelection();
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::processPanelHideFinished() {
 | 
						|
	clearInstalledLocally();
 | 
						|
 | 
						|
	// Preserve panel state through visibility toggles.
 | 
						|
	//// Reset to the recent stickers section.
 | 
						|
	//if (_section == Section::Featured && (!_footer || !_footer->hasOnlyFeaturedSets())) {
 | 
						|
	//	_section = Section::Stickers;
 | 
						|
	//	validateSelectedIcon(ValidateIconAnimations::None);
 | 
						|
	//}
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::refreshStickers() {
 | 
						|
	clearSelection();
 | 
						|
 | 
						|
	_mySets.clear();
 | 
						|
	_favedStickersMap.clear();
 | 
						|
	_mySets.reserve(Auth().data().stickerSetsOrder().size() + 3);
 | 
						|
 | 
						|
	refreshFavedStickers();
 | 
						|
	refreshRecentStickers(false);
 | 
						|
	refreshMegagroupStickers(GroupStickersPlace::Visible);
 | 
						|
	for_const (auto setId, Auth().data().stickerSetsOrder()) {
 | 
						|
		const auto externalLayout = false;
 | 
						|
		appendSet(_mySets, setId, externalLayout, AppendSkip::Archived);
 | 
						|
	}
 | 
						|
	refreshMegagroupStickers(GroupStickersPlace::Hidden);
 | 
						|
 | 
						|
	_featuredSets.clear();
 | 
						|
	_featuredSets.reserve(Auth().data().featuredStickerSetsOrder().size());
 | 
						|
 | 
						|
	for_const (auto setId, Auth().data().featuredStickerSetsOrder()) {
 | 
						|
		const auto externalLayout = true;
 | 
						|
		appendSet(_featuredSets, setId, externalLayout, AppendSkip::Installed);
 | 
						|
	}
 | 
						|
 | 
						|
	refreshSearchSets();
 | 
						|
 | 
						|
	resizeToWidth(width());
 | 
						|
 | 
						|
	if (_footer) {
 | 
						|
		refreshFooterIcons();
 | 
						|
	}
 | 
						|
	refreshSettingsVisibility();
 | 
						|
 | 
						|
	_lastMousePosition = QCursor::pos();
 | 
						|
	updateSelected();
 | 
						|
	update();
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::refreshSearchSets() {
 | 
						|
	refreshSearchIndex();
 | 
						|
 | 
						|
	const auto &sets = Auth().data().stickerSets();
 | 
						|
	for (auto &set : _searchSets) {
 | 
						|
		if (const auto it = sets.find(set.id); it != sets.end()) {
 | 
						|
			set.flags = it->flags;
 | 
						|
			if (!it->stickers.empty()) {
 | 
						|
				set.pack = it->stickers;
 | 
						|
			}
 | 
						|
			if (!SetInMyList(set.flags)) {
 | 
						|
				_installedLocallySets.remove(set.id);
 | 
						|
				set.externalLayout = true;
 | 
						|
			}
 | 
						|
		}
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::refreshSearchIndex() {
 | 
						|
	_searchIndex.clear();
 | 
						|
	for (const auto &set : _mySets) {
 | 
						|
		if (set.flags & MTPDstickerSet_ClientFlag::f_special) {
 | 
						|
			continue;
 | 
						|
		}
 | 
						|
		const auto string = set.title + ' ' + set.shortName;
 | 
						|
		const auto list = TextUtilities::PrepareSearchWords(string);
 | 
						|
		_searchIndex.emplace_back(set.id, list);
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::refreshSettingsVisibility() {
 | 
						|
	const auto visible = (_section == Section::Stickers) && _mySets.empty();
 | 
						|
	_settings->setVisible(visible);
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::refreshFooterIcons() {
 | 
						|
	_footer->refreshIcons(ValidateIconAnimations::None);
 | 
						|
	if (_footer->hasOnlyFeaturedSets() && _section != Section::Featured) {
 | 
						|
		showStickerSet(Stickers::FeaturedSetId);
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::preloadImages() {
 | 
						|
	auto &sets = shownSets();
 | 
						|
	for (int i = 0, l = sets.size(), k = 0; i < l; ++i) {
 | 
						|
		int count = sets[i].pack.size();
 | 
						|
		if (sets[i].externalLayout) {
 | 
						|
			accumulate_min(count, _columnCount);
 | 
						|
		}
 | 
						|
		for (int j = 0; j != count; ++j) {
 | 
						|
			if (++k > _columnCount * (_columnCount + 1)) break;
 | 
						|
 | 
						|
			const auto document = sets[i].pack[j];
 | 
						|
			if (!document || !document->sticker()) continue;
 | 
						|
 | 
						|
			document->checkStickerThumb();
 | 
						|
		}
 | 
						|
		if (k > _columnCount * (_columnCount + 1)) break;
 | 
						|
	}
 | 
						|
	if (_footer) {
 | 
						|
		_footer->preloadImages();
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
uint64 StickersListWidget::currentSet(int yOffset) const {
 | 
						|
	if (_section == Section::Featured) {
 | 
						|
		return Stickers::FeaturedSetId;
 | 
						|
	}
 | 
						|
	const auto &sets = shownSets();
 | 
						|
	return sets.empty()
 | 
						|
		? Stickers::RecentSetId
 | 
						|
		: sets[sectionInfoByOffset(yOffset).section].id;
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::appendSet(
 | 
						|
		std::vector<Set> &to,
 | 
						|
		uint64 setId,
 | 
						|
		bool externalLayout,
 | 
						|
		AppendSkip skip) {
 | 
						|
	auto &sets = Auth().data().stickerSets();
 | 
						|
	auto it = sets.constFind(setId);
 | 
						|
	if (it == sets.cend() || it->stickers.isEmpty()) {
 | 
						|
		return;
 | 
						|
	}
 | 
						|
	if ((skip == AppendSkip::Archived)
 | 
						|
		&& (it->flags & MTPDstickerSet::Flag::f_archived)) {
 | 
						|
		return;
 | 
						|
	}
 | 
						|
	if ((skip == AppendSkip::Installed)
 | 
						|
		&& (it->flags & MTPDstickerSet::Flag::f_installed_date)
 | 
						|
		&& !(it->flags & MTPDstickerSet::Flag::f_archived)) {
 | 
						|
		if (!_installedLocallySets.contains(setId)) {
 | 
						|
			return;
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	to.push_back(Set(
 | 
						|
		it->id,
 | 
						|
		it->flags,
 | 
						|
		it->title,
 | 
						|
		it->shortName,
 | 
						|
		externalLayout,
 | 
						|
		it->count,
 | 
						|
		it->stickers));
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::refreshRecent() {
 | 
						|
	if (_section == Section::Stickers) {
 | 
						|
		refreshRecentStickers();
 | 
						|
	}
 | 
						|
	if (_footer && _footer->hasOnlyFeaturedSets() && _section != Section::Featured) {
 | 
						|
		showStickerSet(Stickers::FeaturedSetId);
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
Stickers::Pack StickersListWidget::collectRecentStickers() {
 | 
						|
	_custom.clear();
 | 
						|
	auto result = Stickers::Pack();
 | 
						|
 | 
						|
	auto &sets = Auth().data().stickerSets();
 | 
						|
	auto &recent = Stickers::GetRecentPack();
 | 
						|
	auto customIt = sets.constFind(Stickers::CustomSetId);
 | 
						|
	auto cloudIt = sets.constFind(Stickers::CloudRecentSetId);
 | 
						|
	const auto customCount = (customIt != sets.cend())
 | 
						|
		? customIt->stickers.size()
 | 
						|
		: 0;
 | 
						|
	const auto cloudCount = (cloudIt != sets.cend())
 | 
						|
		? cloudIt->stickers.size()
 | 
						|
		: 0;
 | 
						|
	result.reserve(cloudCount + recent.size() + customCount);
 | 
						|
	_custom.reserve(cloudCount + recent.size() + customCount);
 | 
						|
 | 
						|
	auto add = [&](not_null<DocumentData*> document, bool custom) {
 | 
						|
		if (result.size() >= kRecentDisplayLimit) {
 | 
						|
			return;
 | 
						|
		}
 | 
						|
		const auto index = result.indexOf(document);
 | 
						|
		if (index >= 0) {
 | 
						|
			if (index >= cloudCount && custom) {
 | 
						|
				// Mark stickers from local recent as custom.
 | 
						|
				_custom[index] = true;
 | 
						|
			}
 | 
						|
		} else if (!_favedStickersMap.contains(document)) {
 | 
						|
			result.push_back(document);
 | 
						|
			_custom.push_back(custom);
 | 
						|
		}
 | 
						|
	};
 | 
						|
 | 
						|
	if (cloudCount > 0) {
 | 
						|
		for_const (auto document, cloudIt->stickers) {
 | 
						|
			add(document, false);
 | 
						|
		}
 | 
						|
	}
 | 
						|
	for_const (auto &recentSticker, recent) {
 | 
						|
		add(recentSticker.first, false);
 | 
						|
	}
 | 
						|
	if (customCount > 0) {
 | 
						|
		for_const (auto document, customIt->stickers) {
 | 
						|
			add(document, true);
 | 
						|
		}
 | 
						|
	}
 | 
						|
	return result;
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::refreshRecentStickers(bool performResize) {
 | 
						|
	clearSelection();
 | 
						|
 | 
						|
	auto recentPack = collectRecentStickers();
 | 
						|
	auto recentIt = std::find_if(_mySets.begin(), _mySets.end(), [](auto &set) {
 | 
						|
		return set.id == Stickers::RecentSetId;
 | 
						|
	});
 | 
						|
	if (!recentPack.empty()) {
 | 
						|
		if (recentIt == _mySets.end()) {
 | 
						|
			const auto shortName = QString();
 | 
						|
			const auto externalLayout = false;
 | 
						|
			_mySets.push_back(Set(
 | 
						|
				Stickers::RecentSetId,
 | 
						|
				(MTPDstickerSet::Flag::f_official
 | 
						|
					| MTPDstickerSet_ClientFlag::f_special),
 | 
						|
				lang(lng_recent_stickers),
 | 
						|
				shortName,
 | 
						|
				externalLayout,
 | 
						|
				recentPack.size(),
 | 
						|
				recentPack));
 | 
						|
		} else {
 | 
						|
			recentIt->pack = recentPack;
 | 
						|
		}
 | 
						|
	} else if (recentIt != _mySets.end()) {
 | 
						|
		_mySets.erase(recentIt);
 | 
						|
	}
 | 
						|
 | 
						|
	if (performResize && (_section == Section::Stickers || _section == Section::Featured)) {
 | 
						|
		resizeToWidth(width());
 | 
						|
		updateSelected();
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::refreshFavedStickers() {
 | 
						|
	clearSelection();
 | 
						|
	auto &sets = Auth().data().stickerSets();
 | 
						|
	auto it = sets.constFind(Stickers::FavedSetId);
 | 
						|
	if (it == sets.cend() || it->stickers.isEmpty()) {
 | 
						|
		return;
 | 
						|
	}
 | 
						|
	const auto externalLayout = false;
 | 
						|
	const auto shortName = QString();
 | 
						|
	_mySets.push_back(Set(
 | 
						|
		Stickers::FavedSetId,
 | 
						|
		(MTPDstickerSet::Flag::f_official
 | 
						|
			| MTPDstickerSet_ClientFlag::f_special),
 | 
						|
		Lang::Hard::FavedSetTitle(),
 | 
						|
		shortName,
 | 
						|
		externalLayout,
 | 
						|
		it->count,
 | 
						|
		it->stickers));
 | 
						|
	_favedStickersMap = base::flat_set<not_null<DocumentData*>> { it->stickers.begin(), it->stickers.end() };
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::refreshMegagroupStickers(GroupStickersPlace place) {
 | 
						|
	if (!_megagroupSet) {
 | 
						|
		return;
 | 
						|
	}
 | 
						|
	auto canEdit = _megagroupSet->canEditStickers();
 | 
						|
	auto isShownHere = [place](bool hidden) {
 | 
						|
		return (hidden == (place == GroupStickersPlace::Hidden));
 | 
						|
	};
 | 
						|
	if (_megagroupSet->mgInfo->stickerSet.type() == mtpc_inputStickerSetEmpty) {
 | 
						|
		if (canEdit) {
 | 
						|
			auto hidden = Auth().settings().isGroupStickersSectionHidden(_megagroupSet->id);
 | 
						|
			if (isShownHere(hidden)) {
 | 
						|
				const auto shortName = QString();
 | 
						|
				const auto externalLayout = false;
 | 
						|
				const auto count = 0;
 | 
						|
				_mySets.push_back(Set(
 | 
						|
					Stickers::MegagroupSetId,
 | 
						|
					MTPDstickerSet_ClientFlag::f_special | 0,
 | 
						|
					lang(lng_group_stickers),
 | 
						|
					QString(),
 | 
						|
					externalLayout,
 | 
						|
					count));
 | 
						|
			}
 | 
						|
		}
 | 
						|
		return;
 | 
						|
	}
 | 
						|
	auto hidden = Auth().settings().isGroupStickersSectionHidden(_megagroupSet->id);
 | 
						|
	auto removeHiddenForGroup = [this, &hidden] {
 | 
						|
		if (hidden) {
 | 
						|
			Auth().settings().removeGroupStickersSectionHidden(_megagroupSet->id);
 | 
						|
			Local::writeUserSettings();
 | 
						|
			hidden = false;
 | 
						|
		}
 | 
						|
	};
 | 
						|
	if (canEdit && hidden) {
 | 
						|
		removeHiddenForGroup();
 | 
						|
	}
 | 
						|
	if (_megagroupSet->mgInfo->stickerSet.type() == mtpc_inputStickerSetID) {
 | 
						|
		auto &set = _megagroupSet->mgInfo->stickerSet.c_inputStickerSetID();
 | 
						|
		auto &sets = Auth().data().stickerSets();
 | 
						|
		auto it = sets.constFind(set.vid.v);
 | 
						|
		if (it != sets.cend()) {
 | 
						|
			auto isInstalled = (it->flags & MTPDstickerSet::Flag::f_installed_date)
 | 
						|
				&& !(it->flags & MTPDstickerSet::Flag::f_archived);
 | 
						|
			if (isInstalled && !canEdit) {
 | 
						|
				removeHiddenForGroup();
 | 
						|
			} else if (isShownHere(hidden)) {
 | 
						|
				const auto shortName = QString();
 | 
						|
				const auto externalLayout = false;
 | 
						|
				_mySets.push_back(Set(
 | 
						|
					Stickers::MegagroupSetId,
 | 
						|
					MTPDstickerSet_ClientFlag::f_special | 0,
 | 
						|
					lang(lng_group_stickers),
 | 
						|
					shortName,
 | 
						|
					externalLayout,
 | 
						|
					it->count,
 | 
						|
					it->stickers));
 | 
						|
			}
 | 
						|
			return;
 | 
						|
		}
 | 
						|
	}
 | 
						|
	if (!isShownHere(hidden)) {
 | 
						|
		return;
 | 
						|
	}
 | 
						|
	request(MTPmessages_GetStickerSet(_megagroupSet->mgInfo->stickerSet)).done([this](const MTPmessages_StickerSet &result) {
 | 
						|
		if (auto set = Stickers::FeedSetFull(result)) {
 | 
						|
			refreshStickers();
 | 
						|
		}
 | 
						|
	}).send();
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::fillIcons(QList<StickerIcon> &icons) {
 | 
						|
	icons.clear();
 | 
						|
	icons.reserve(_mySets.size() + 1);
 | 
						|
	if (Auth().data().featuredStickerSetsUnreadCount()
 | 
						|
		&& !_featuredSets.empty()) {
 | 
						|
		icons.push_back(StickerIcon(Stickers::FeaturedSetId));
 | 
						|
	}
 | 
						|
 | 
						|
	auto i = 0;
 | 
						|
	if (i != _mySets.size() && _mySets[i].id == Stickers::FavedSetId) {
 | 
						|
		++i;
 | 
						|
		icons.push_back(StickerIcon(Stickers::FavedSetId));
 | 
						|
	}
 | 
						|
	if (i != _mySets.size() && _mySets[i].id == Stickers::RecentSetId) {
 | 
						|
		++i;
 | 
						|
		if (icons.empty() || icons.back().setId != Stickers::FavedSetId) {
 | 
						|
			icons.push_back(StickerIcon(Stickers::RecentSetId));
 | 
						|
		}
 | 
						|
	}
 | 
						|
	for (auto l = _mySets.size(); i != l; ++i) {
 | 
						|
		if (_mySets[i].id == Stickers::MegagroupSetId) {
 | 
						|
			icons.push_back(StickerIcon(Stickers::MegagroupSetId));
 | 
						|
			icons.back().megagroup = _megagroupSet;
 | 
						|
			continue;
 | 
						|
		}
 | 
						|
		auto s = _mySets[i].pack[0];
 | 
						|
		auto availw = st::stickerIconWidth - 2 * st::stickerIconPadding, availh = st::emojiFooterHeight - 2 * st::stickerIconPadding;
 | 
						|
		auto thumbw = s->thumb->width(), thumbh = s->thumb->height(), pixw = 1, pixh = 1;
 | 
						|
		if (availw * thumbh > availh * thumbw) {
 | 
						|
			pixh = availh;
 | 
						|
			pixw = (pixh * thumbw) / thumbh;
 | 
						|
		} else {
 | 
						|
			pixw = availw;
 | 
						|
			pixh = thumbw ? ((pixw * thumbh) / thumbw) : 1;
 | 
						|
		}
 | 
						|
		if (pixw < 1) pixw = 1;
 | 
						|
		if (pixh < 1) pixh = 1;
 | 
						|
		icons.push_back(StickerIcon(_mySets[i].id, s, pixw, pixh));
 | 
						|
	}
 | 
						|
 | 
						|
	if (!Auth().data().featuredStickerSetsUnreadCount()
 | 
						|
		&& !_featuredSets.empty()) {
 | 
						|
		icons.push_back(StickerIcon(Stickers::FeaturedSetId));
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
bool StickersListWidget::preventAutoHide() {
 | 
						|
	return _removingSetId != 0 || _displayingSetId != 0;
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::updateSelected() {
 | 
						|
	if (_pressed && !_previewShown) {
 | 
						|
		return;
 | 
						|
	}
 | 
						|
 | 
						|
	auto newSelected = OverState { std::nullopt };
 | 
						|
	auto p = mapFromGlobal(_lastMousePosition);
 | 
						|
	if (!rect().contains(p)
 | 
						|
		|| p.y() < getVisibleTop() || p.y() >= getVisibleBottom()
 | 
						|
		|| !isVisible()) {
 | 
						|
		clearSelection();
 | 
						|
		return;
 | 
						|
	}
 | 
						|
	auto &sets = shownSets();
 | 
						|
	auto sx = (rtl() ? width() - p.x() : p.x()) - stickersLeft();
 | 
						|
	if (!shownSets().empty()) {
 | 
						|
		auto info = sectionInfoByOffset(p.y());
 | 
						|
		auto section = info.section;
 | 
						|
		if (p.y() >= info.top && p.y() < info.rowsTop) {
 | 
						|
			if (hasRemoveButton(section) && myrtlrect(removeButtonRect(section)).contains(p.x(), p.y())) {
 | 
						|
				newSelected = OverButton { section };
 | 
						|
			} else if (featuredHasAddButton(section) && myrtlrect(featuredAddRect(section)).contains(p.x(), p.y())) {
 | 
						|
				newSelected = OverButton{ section };
 | 
						|
			} else if (!(sets[section].flags & MTPDstickerSet_ClientFlag::f_special)) {
 | 
						|
				newSelected = OverSet { section };
 | 
						|
			} else if (sets[section].id == Stickers::MegagroupSetId
 | 
						|
					&& (_megagroupSet->canEditStickers() || !sets[section].pack.empty())) {
 | 
						|
				newSelected = OverSet { section };
 | 
						|
			}
 | 
						|
		} else if (p.y() >= info.rowsTop && p.y() < info.rowsBottom && sx >= 0) {
 | 
						|
			auto yOffset = p.y() - info.rowsTop;
 | 
						|
			auto &set = sets[section];
 | 
						|
			if (set.id == Stickers::MegagroupSetId && set.pack.empty()) {
 | 
						|
				if (_megagroupSetButtonRect.contains(stickersLeft() + sx, yOffset)) {
 | 
						|
					newSelected = OverGroupAdd {};
 | 
						|
				}
 | 
						|
			} else {
 | 
						|
				auto special = ((set.flags & MTPDstickerSet::Flag::f_official) != 0);
 | 
						|
				auto rowIndex = qFloor(yOffset / _singleSize.height());
 | 
						|
				auto columnIndex = qFloor(sx / _singleSize.width());
 | 
						|
				auto index = rowIndex * _columnCount + columnIndex;
 | 
						|
				if (index >= 0 && index < set.pack.size()) {
 | 
						|
					auto overDelete = false;
 | 
						|
					if (stickerHasDeleteButton(set, index)) {
 | 
						|
						auto inx = sx - (columnIndex * _singleSize.width());
 | 
						|
						auto iny = yOffset - (rowIndex * _singleSize.height());
 | 
						|
						if (inx >= _singleSize.width() - st::stickerPanDeleteIconBg.width() && iny < st::stickerPanDeleteIconBg.height()) {
 | 
						|
							overDelete = true;
 | 
						|
						}
 | 
						|
					}
 | 
						|
					newSelected = OverSticker { section, index, overDelete };
 | 
						|
				}
 | 
						|
			}
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	setSelected(newSelected);
 | 
						|
}
 | 
						|
 | 
						|
bool StickersListWidget::setHasTitle(const Set &set) const {
 | 
						|
	if (set.id == Stickers::FavedSetId) {
 | 
						|
		return false;
 | 
						|
	} else if (set.id == Stickers::RecentSetId) {
 | 
						|
		return !_mySets.empty() && _mySets[0].id == Stickers::FavedSetId;
 | 
						|
	}
 | 
						|
	return true;
 | 
						|
}
 | 
						|
 | 
						|
bool StickersListWidget::stickerHasDeleteButton(const Set &set, int index) const {
 | 
						|
	if (set.id == Stickers::RecentSetId) {
 | 
						|
		Assert(index >= 0 && index < _custom.size());
 | 
						|
		return _custom[index];
 | 
						|
	}
 | 
						|
	return (set.id == Stickers::FavedSetId);
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::setSelected(OverState newSelected) {
 | 
						|
	if (_selected != newSelected) {
 | 
						|
		setCursor(newSelected ? style::cur_pointer : style::cur_default);
 | 
						|
 | 
						|
		auto &sets = shownSets();
 | 
						|
		auto updateSelected = [&]() {
 | 
						|
			if (auto sticker = base::get_if<OverSticker>(&_selected)) {
 | 
						|
				rtlupdate(stickerRect(sticker->section, sticker->index));
 | 
						|
			} else if (auto button = base::get_if<OverButton>(&_selected)) {
 | 
						|
				if (button->section >= 0
 | 
						|
					&& button->section < sets.size()
 | 
						|
					&& sets[button->section].externalLayout) {
 | 
						|
					rtlupdate(featuredAddRect(button->section));
 | 
						|
				} else {
 | 
						|
					rtlupdate(removeButtonRect(button->section));
 | 
						|
				}
 | 
						|
			} else if (base::get_if<OverGroupAdd>(&_selected)) {
 | 
						|
				rtlupdate(megagroupSetButtonRectFinal());
 | 
						|
			}
 | 
						|
		};
 | 
						|
		updateSelected();
 | 
						|
		_selected = newSelected;
 | 
						|
		updateSelected();
 | 
						|
 | 
						|
		if (_previewShown && _pressed != _selected) {
 | 
						|
			if (auto sticker = base::get_if<OverSticker>(&_selected)) {
 | 
						|
				_pressed = _selected;
 | 
						|
				Assert(sticker->section >= 0 && sticker->section < sets.size());
 | 
						|
				auto &set = sets[sticker->section];
 | 
						|
				Assert(sticker->index >= 0 && sticker->index < set.pack.size());
 | 
						|
				Ui::showMediaPreview(
 | 
						|
					set.pack[sticker->index]->stickerSetOrigin(),
 | 
						|
					set.pack[sticker->index]);
 | 
						|
			}
 | 
						|
		}
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::showPreview() {
 | 
						|
	if (const auto sticker = base::get_if<OverSticker>(&_pressed)) {
 | 
						|
		const auto &sets = shownSets();
 | 
						|
		Assert(sticker->section >= 0 && sticker->section < sets.size());
 | 
						|
		const auto &set = sets[sticker->section];
 | 
						|
		Assert(sticker->index >= 0 && sticker->index < set.pack.size());
 | 
						|
		Ui::showMediaPreview(
 | 
						|
			set.pack[sticker->index]->stickerSetOrigin(),
 | 
						|
			set.pack[sticker->index]);
 | 
						|
		_previewShown = true;
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::showStickerSet(uint64 setId) {
 | 
						|
	clearSelection();
 | 
						|
 | 
						|
	if (setId == Stickers::FeaturedSetId) {
 | 
						|
		if (_section != Section::Featured) {
 | 
						|
			_section = Section::Featured;
 | 
						|
 | 
						|
			refreshRecentStickers(true);
 | 
						|
			refreshSettingsVisibility();
 | 
						|
			if (_footer) {
 | 
						|
				_footer->refreshIcons(ValidateIconAnimations::Scroll);
 | 
						|
			}
 | 
						|
			update();
 | 
						|
		}
 | 
						|
 | 
						|
		scrollTo(0);
 | 
						|
		_scrollUpdated.fire({});
 | 
						|
		return;
 | 
						|
	}
 | 
						|
 | 
						|
	auto needRefresh = (_section != Section::Stickers);
 | 
						|
	if (needRefresh) {
 | 
						|
		_section = Section::Stickers;
 | 
						|
		refreshRecentStickers(true);
 | 
						|
		refreshSettingsVisibility();
 | 
						|
	}
 | 
						|
 | 
						|
	auto y = 0;
 | 
						|
	enumerateSections([this, setId, &y](const SectionInfo &info) {
 | 
						|
		if (shownSets()[info.section].id == setId) {
 | 
						|
			y = info.top;
 | 
						|
			return false;
 | 
						|
		}
 | 
						|
		return true;
 | 
						|
	});
 | 
						|
	scrollTo(y);
 | 
						|
	_scrollUpdated.fire({});
 | 
						|
 | 
						|
	if (needRefresh && _footer) {
 | 
						|
		_footer->refreshIcons(ValidateIconAnimations::Scroll);
 | 
						|
	}
 | 
						|
 | 
						|
	_lastMousePosition = QCursor::pos();
 | 
						|
 | 
						|
	update();
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::refreshMegagroupSetGeometry() {
 | 
						|
	auto left = megagroupSetInfoLeft();
 | 
						|
	auto availableWidth = (width() - left);
 | 
						|
	auto top = _megagroupSetAbout.countHeight(availableWidth) + st::stickerGroupCategoryAddMargin.top();
 | 
						|
	_megagroupSetButtonTextWidth = st::stickerGroupCategoryAdd.font->width(_megagroupSetButtonText);
 | 
						|
	auto buttonWidth = _megagroupSetButtonTextWidth - st::stickerGroupCategoryAdd.width;
 | 
						|
	_megagroupSetButtonRect = QRect(left, top, buttonWidth, st::stickerGroupCategoryAdd.height);
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::showMegagroupSet(ChannelData *megagroup) {
 | 
						|
	Expects(!megagroup || megagroup->isMegagroup());
 | 
						|
 | 
						|
	if (_megagroupSet != megagroup) {
 | 
						|
		_megagroupSet = megagroup;
 | 
						|
 | 
						|
		if (_megagroupSetAbout.isEmpty()) {
 | 
						|
			_megagroupSetAbout.setText(
 | 
						|
				st::stickerGroupCategoryAbout,
 | 
						|
				lang(lng_group_stickers_description));
 | 
						|
			_megagroupSetButtonText = lang(lng_group_stickers_add).toUpper();
 | 
						|
			refreshMegagroupSetGeometry();
 | 
						|
		}
 | 
						|
		_megagroupSetButtonRipple.reset();
 | 
						|
 | 
						|
		refreshStickers();
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::afterShown() {
 | 
						|
	if (_footer) {
 | 
						|
		_footer->stealFocus();
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::beforeHiding() {
 | 
						|
	if (_footer) {
 | 
						|
		_footer->returnFocus();
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::displaySet(uint64 setId) {
 | 
						|
	if (setId == Stickers::MegagroupSetId) {
 | 
						|
		if (_megagroupSet->canEditStickers()) {
 | 
						|
			_displayingSetId = setId;
 | 
						|
			auto box = Ui::show(Box<StickersBox>(_megagroupSet));
 | 
						|
			connect(box, &QObject::destroyed, this, [this] {
 | 
						|
				_displayingSetId = 0;
 | 
						|
				_checkForHide.fire({});
 | 
						|
			});
 | 
						|
			return;
 | 
						|
		} else if (_megagroupSet->mgInfo->stickerSet.type() == mtpc_inputStickerSetID) {
 | 
						|
			setId = _megagroupSet->mgInfo->stickerSet.c_inputStickerSetID().vid.v;
 | 
						|
		} else {
 | 
						|
			return;
 | 
						|
		}
 | 
						|
	}
 | 
						|
	auto &sets = Auth().data().stickerSets();
 | 
						|
	auto it = sets.constFind(setId);
 | 
						|
	if (it != sets.cend()) {
 | 
						|
		_displayingSetId = setId;
 | 
						|
		auto box = Ui::show(
 | 
						|
			Box<StickerSetBox>(Stickers::inputSetId(*it)),
 | 
						|
			LayerOption::KeepOther);
 | 
						|
		connect(box, &QObject::destroyed, this, [this] {
 | 
						|
			_displayingSetId = 0;
 | 
						|
			_checkForHide.fire({});
 | 
						|
		});
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::installSet(uint64 setId) {
 | 
						|
	auto &sets = Auth().data().stickerSets();
 | 
						|
	auto it = sets.constFind(setId);
 | 
						|
	if (it != sets.cend()) {
 | 
						|
		const auto input = Stickers::inputSetId(*it);
 | 
						|
		if ((it->flags & MTPDstickerSet_ClientFlag::f_not_loaded)
 | 
						|
			|| it->stickers.empty()) {
 | 
						|
			request(MTPmessages_GetStickerSet(
 | 
						|
				input
 | 
						|
			)).done([=](const MTPmessages_StickerSet &result) {
 | 
						|
				Stickers::FeedSetFull(result);
 | 
						|
				sendInstallRequest(setId, input);
 | 
						|
			}).send();
 | 
						|
		} else {
 | 
						|
			sendInstallRequest(setId, input);
 | 
						|
		}
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::sendInstallRequest(
 | 
						|
		uint64 setId,
 | 
						|
		const MTPInputStickerSet &input) {
 | 
						|
	request(MTPmessages_InstallStickerSet(
 | 
						|
		input,
 | 
						|
		MTP_bool(false)
 | 
						|
	)).done([=](const MTPmessages_StickerSetInstallResult &result) {
 | 
						|
		if (result.type() == mtpc_messages_stickerSetInstallResultArchive) {
 | 
						|
			Stickers::ApplyArchivedResult(result.c_messages_stickerSetInstallResultArchive());
 | 
						|
		}
 | 
						|
	}).fail([=](const RPCError &error) {
 | 
						|
		notInstalledLocally(setId);
 | 
						|
		Stickers::UndoInstallLocally(setId);
 | 
						|
	}).send();
 | 
						|
 | 
						|
	installedLocally(setId);
 | 
						|
	Stickers::InstallLocally(setId);
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::removeMegagroupSet(bool locally) {
 | 
						|
	if (locally) {
 | 
						|
		Auth().settings().setGroupStickersSectionHidden(_megagroupSet->id);
 | 
						|
		Local::writeUserSettings();
 | 
						|
		refreshStickers();
 | 
						|
		return;
 | 
						|
	}
 | 
						|
	_removingSetId = Stickers::MegagroupSetId;
 | 
						|
	Ui::show(Box<ConfirmBox>(lang(lng_stickers_remove_group_set), crl::guard(this, [this, group = _megagroupSet] {
 | 
						|
		Expects(group->mgInfo != nullptr);
 | 
						|
 | 
						|
		if (group->mgInfo->stickerSet.type() != mtpc_inputStickerSetEmpty) {
 | 
						|
			Auth().api().setGroupStickerSet(group, MTP_inputStickerSetEmpty());
 | 
						|
		}
 | 
						|
		Ui::hideLayer();
 | 
						|
		_removingSetId = 0;
 | 
						|
		_checkForHide.fire({});
 | 
						|
	}), crl::guard(this, [this] {
 | 
						|
		_removingSetId = 0;
 | 
						|
		_checkForHide.fire({});
 | 
						|
	})));
 | 
						|
}
 | 
						|
 | 
						|
void StickersListWidget::removeSet(uint64 setId) {
 | 
						|
	auto &sets = Auth().data().stickerSets();
 | 
						|
	auto it = sets.constFind(setId);
 | 
						|
	if (it != sets.cend()) {
 | 
						|
		_removingSetId = it->id;
 | 
						|
		auto text = lng_stickers_remove_pack(lt_sticker_pack, it->title);
 | 
						|
		Ui::show(Box<ConfirmBox>(text, lang(lng_stickers_remove_pack_confirm), crl::guard(this, [=] {
 | 
						|
			Ui::hideLayer();
 | 
						|
			auto &sets = Auth().data().stickerSetsRef();
 | 
						|
			auto it = sets.find(_removingSetId);
 | 
						|
			if (it != sets.cend()) {
 | 
						|
				if (it->id && it->access) {
 | 
						|
					request(MTPmessages_UninstallStickerSet(MTP_inputStickerSetID(MTP_long(it->id), MTP_long(it->access)))).send();
 | 
						|
				} else if (!it->shortName.isEmpty()) {
 | 
						|
					request(MTPmessages_UninstallStickerSet(MTP_inputStickerSetShortName(MTP_string(it->shortName)))).send();
 | 
						|
				}
 | 
						|
				auto writeRecent = false;
 | 
						|
				auto &recent = Stickers::GetRecentPack();
 | 
						|
				for (auto i = recent.begin(); i != recent.cend();) {
 | 
						|
					if (it->stickers.indexOf(i->first) >= 0) {
 | 
						|
						i = recent.erase(i);
 | 
						|
						writeRecent = true;
 | 
						|
					} else {
 | 
						|
						++i;
 | 
						|
					}
 | 
						|
				}
 | 
						|
				it->flags &= ~MTPDstickerSet::Flag::f_installed_date;
 | 
						|
				it->installDate = TimeId(0);
 | 
						|
				//
 | 
						|
				// Set can be in search results.
 | 
						|
				//
 | 
						|
				//if (!(it->flags & MTPDstickerSet_ClientFlag::f_featured)
 | 
						|
				//	&& !(it->flags & MTPDstickerSet_ClientFlag::f_special)) {
 | 
						|
				//	sets.erase(it);
 | 
						|
				//}
 | 
						|
				int removeIndex = Auth().data().stickerSetsOrder().indexOf(_removingSetId);
 | 
						|
				if (removeIndex >= 0) Auth().data().stickerSetsOrderRef().removeAt(removeIndex);
 | 
						|
				refreshStickers();
 | 
						|
				Local::writeInstalledStickers();
 | 
						|
				if (writeRecent) Local::writeUserSettings();
 | 
						|
			}
 | 
						|
			_removingSetId = 0;
 | 
						|
			_checkForHide.fire({});
 | 
						|
		}), crl::guard(this, [=] {
 | 
						|
			_removingSetId = 0;
 | 
						|
			_checkForHide.fire({});
 | 
						|
		})));
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
StickersListWidget::~StickersListWidget() = default;
 | 
						|
 | 
						|
} // namespace ChatHelpers
 |