1603 lines
		
	
	
	
		
			44 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			1603 lines
		
	
	
	
		
			44 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 "boxes/peer_list_box.h"
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#include <rpl/range.h>
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#include "styles/style_boxes.h"
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#include "styles/style_dialogs.h"
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#include "styles/style_widgets.h"
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#include "auth_session.h"
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#include "mainwidget.h"
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#include "ui/widgets/multi_select.h"
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#include "ui/widgets/labels.h"
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#include "ui/widgets/scroll_area.h"
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#include "ui/widgets/popup_menu.h"
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#include "ui/effects/round_checkbox.h"
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#include "ui/effects/ripple_animation.h"
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#include "ui/empty_userpic.h"
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#include "ui/wrap/slide_wrap.h"
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#include "ui/text_options.h"
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#include "lang/lang_keys.h"
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#include "observer_peer.h"
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#include "storage/file_download.h"
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#include "data/data_peer_values.h"
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#include "data/data_chat.h"
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#include "data/data_session.h"
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#include "window/themes/window_theme.h"
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auto PaintUserpicCallback(
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	not_null<PeerData*> peer,
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	bool respectSavedMessagesChat)
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-> Fn<void(Painter &p, int x, int y, int outerWidth, int size)> {
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	if (respectSavedMessagesChat && peer->isSelf()) {
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		return [](Painter &p, int x, int y, int outerWidth, int size) {
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			Ui::EmptyUserpic::PaintSavedMessages(p, x, y, outerWidth, size);
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		};
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	}
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	return [=](Painter &p, int x, int y, int outerWidth, int size) {
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		peer->paintUserpicLeft(p, x, y, outerWidth, size);
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	};
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}
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PeerListBox::PeerListBox(
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	QWidget*,
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	std::unique_ptr<PeerListController> controller,
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	Fn<void(not_null<PeerListBox*>)> init)
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: _controller(std::move(controller))
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, _init(std::move(init)) {
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	Expects(_controller != nullptr);
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}
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void PeerListBox::createMultiSelect() {
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	Expects(_select == nullptr);
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	auto entity = object_ptr<Ui::MultiSelect>(this, st::contactsMultiSelect, langFactory(lng_participant_filter));
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	_select.create(this, std::move(entity));
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	_select->heightValue(
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	) | rpl::start_with_next(
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		[this] { updateScrollSkips(); },
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		lifetime());
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	_select->entity()->setSubmittedCallback([this](Qt::KeyboardModifiers) { content()->submitted(); });
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	_select->entity()->setQueryChangedCallback([this](const QString &query) { searchQueryChanged(query); });
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	_select->entity()->setItemRemovedCallback([this](uint64 itemId) {
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		if (auto peer = Auth().data().peerLoaded(itemId)) {
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			if (auto row = peerListFindRow(peer->id)) {
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				content()->changeCheckState(row, false, PeerListRow::SetStyle::Animated);
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				update();
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			}
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			_controller->itemDeselectedHook(peer);
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		}
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	});
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	_select->resizeToWidth(st::boxWideWidth);
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	_select->moveToLeft(0, 0);
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}
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int PeerListBox::getTopScrollSkip() const {
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	auto result = 0;
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	if (_select && !_select->isHidden()) {
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		result += _select->height();
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	}
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	return result;
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}
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void PeerListBox::updateScrollSkips() {
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	// If we show / hide the search field scroll top is fixed.
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	// If we resize search field by bubbles scroll bottom is fixed.
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	setInnerTopSkip(getTopScrollSkip(), _scrollBottomFixed);
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	if (!_select->animating()) {
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		_scrollBottomFixed = true;
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	}
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}
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void PeerListBox::prepare() {
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	setContent(setInnerWidget(
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		object_ptr<PeerListContent>(
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			this,
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			_controller.get(),
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			st::peerListBox),
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		st::boxLayerScroll));
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	content()->resizeToWidth(st::boxWideWidth);
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	_controller->setDelegate(this);
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	setDimensions(st::boxWideWidth, st::boxMaxListHeight);
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	if (_select) {
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		_select->finishAnimating();
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		Ui::SendPendingMoveResizeEvents(_select);
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		_scrollBottomFixed = true;
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		onScrollToY(0);
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	}
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	content()->scrollToRequests(
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	) | rpl::start_with_next([this](Ui::ScrollToRequest request) {
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		onScrollToY(request.ymin, request.ymax);
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	}, lifetime());
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	if (_init) {
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		_init(this);
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	}
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}
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void PeerListBox::keyPressEvent(QKeyEvent *e) {
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	if (e->key() == Qt::Key_Down) {
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		content()->selectSkip(1);
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	} else if (e->key() == Qt::Key_Up) {
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		content()->selectSkip(-1);
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	} else if (e->key() == Qt::Key_PageDown) {
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		content()->selectSkipPage(height(), 1);
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	} else if (e->key() == Qt::Key_PageUp) {
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		content()->selectSkipPage(height(), -1);
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	} else if (e->key() == Qt::Key_Escape && _select && !_select->entity()->getQuery().isEmpty()) {
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		_select->entity()->clearQuery();
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	} else {
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		BoxContent::keyPressEvent(e);
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	}
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}
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void PeerListBox::searchQueryChanged(const QString &query) {
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	onScrollToY(0);
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	content()->searchQueryChanged(query);
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}
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void PeerListBox::resizeEvent(QResizeEvent *e) {
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	BoxContent::resizeEvent(e);
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	if (_select) {
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		_select->resizeToWidth(width());
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		_select->moveToLeft(0, 0);
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		updateScrollSkips();
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	}
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	content()->resizeToWidth(width());
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}
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void PeerListBox::paintEvent(QPaintEvent *e) {
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	Painter p(this);
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	for (auto rect : e->region().rects()) {
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		p.fillRect(rect, st::contactsBg);
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	}
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}
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void PeerListBox::setInnerFocus() {
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	if (!_select || !_select->toggled()) {
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		content()->setFocus();
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	} else {
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		_select->entity()->setInnerFocus();
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	}
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}
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void PeerListBox::peerListSetRowChecked(
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		not_null<PeerListRow*> row,
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		bool checked) {
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	auto peer = row->peer();
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	if (checked) {
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		addSelectItem(peer, PeerListRow::SetStyle::Animated);
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		PeerListContentDelegate::peerListSetRowChecked(row, checked);
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		peerListUpdateRow(row);
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		// This call deletes row from _searchRows.
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		_select->entity()->clearQuery();
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	} else {
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		// The itemRemovedCallback will call changeCheckState() here.
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		_select->entity()->removeItem(peer->id);
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		peerListUpdateRow(row);
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	}
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}
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void PeerListBox::peerListScrollToTop() {
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	onScrollToY(0);
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}
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void PeerListBox::peerListSetSearchMode(PeerListSearchMode mode) {
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	PeerListContentDelegate::peerListSetSearchMode(mode);
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	auto selectVisible = (mode != PeerListSearchMode::Disabled);
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	if (selectVisible && !_select) {
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		createMultiSelect();
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		_select->toggle(!selectVisible, anim::type::instant);
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	}
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	if (_select) {
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		_select->toggle(selectVisible, anim::type::normal);
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		_scrollBottomFixed = false;
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		setInnerFocus();
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	}
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}
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PeerListController::PeerListController(std::unique_ptr<PeerListSearchController> searchController) : _searchController(std::move(searchController)) {
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	if (_searchController) {
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		_searchController->setDelegate(this);
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	}
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}
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bool PeerListController::hasComplexSearch() const {
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	return (_searchController != nullptr);
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}
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void PeerListController::search(const QString &query) {
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	Expects(hasComplexSearch());
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	_searchController->searchQuery(query);
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}
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void PeerListController::peerListSearchAddRow(not_null<PeerData*> peer) {
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	if (auto row = delegate()->peerListFindRow(peer->id)) {
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		Assert(row->id() == row->peer()->id);
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		delegate()->peerListAppendFoundRow(row);
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	} else if (auto row = createSearchRow(peer)) {
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		Assert(row->id() == row->peer()->id);
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		delegate()->peerListAppendSearchRow(std::move(row));
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	}
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}
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void PeerListController::peerListSearchRefreshRows() {
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	delegate()->peerListRefreshRows();
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}
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rpl::producer<int> PeerListController::onlineCountValue() const {
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	return rpl::single(0);
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}
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void PeerListController::setDescriptionText(const QString &text) {
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	if (text.isEmpty()) {
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		setDescription(nullptr);
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	} else {
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		setDescription(object_ptr<Ui::FlatLabel>(nullptr, text, Ui::FlatLabel::InitType::Simple, st::membersAbout));
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	}
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}
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void PeerListController::setSearchLoadingText(const QString &text) {
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	if (text.isEmpty()) {
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		setSearchLoading(nullptr);
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	} else {
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		setSearchLoading(object_ptr<Ui::FlatLabel>(nullptr, text, Ui::FlatLabel::InitType::Simple, st::membersAbout));
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	}
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}
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void PeerListController::setSearchNoResultsText(const QString &text) {
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	if (text.isEmpty()) {
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		setSearchNoResults(nullptr);
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	} else {
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		setSearchNoResults(object_ptr<Ui::FlatLabel>(nullptr, text, Ui::FlatLabel::InitType::Simple, st::membersAbout));
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	}
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}
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base::unique_qptr<Ui::PopupMenu> PeerListController::rowContextMenu(
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		QWidget *parent,
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		not_null<PeerListRow*> row) {
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	return nullptr;
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}
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std::unique_ptr<PeerListState> PeerListController::saveState() const {
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	return delegate()->peerListSaveState();
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}
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void PeerListController::restoreState(
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		std::unique_ptr<PeerListState> state) {
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	delegate()->peerListRestoreState(std::move(state));
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}
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void PeerListBox::addSelectItem(not_null<PeerData*> peer, PeerListRow::SetStyle style) {
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	if (!_select) {
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		createMultiSelect();
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		_select->hide(anim::type::instant);
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	}
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	const auto respect = _controller->respectSavedMessagesChat();
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	const auto text = (respect && peer->isSelf())
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		? lang(lng_saved_short)
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		: peer->shortName();
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	const auto callback = PaintUserpicCallback(peer, respect);
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	if (style == PeerListRow::SetStyle::Fast) {
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		_select->entity()->addItemInBunch(
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			peer->id,
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			text,
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			st::activeButtonBg,
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			std::move(callback));
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	} else {
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		_select->entity()->addItem(
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			peer->id,
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			text,
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			st::activeButtonBg,
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			std::move(callback));
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	}
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}
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void PeerListBox::peerListFinishSelectedRowsBunch() {
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	Expects(_select != nullptr);
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	_select->entity()->finishItemsBunch();
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}
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bool PeerListBox::peerListIsRowSelected(not_null<PeerData*> peer) {
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	return _select ? _select->entity()->hasItem(peer->id) : false;
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}
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int PeerListBox::peerListSelectedRowsCount() {
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	return _select ? _select->entity()->getItemsCount() : 0;
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}
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auto PeerListBox::peerListCollectSelectedRows()
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-> std::vector<not_null<PeerData*>> {
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	auto result = std::vector<not_null<PeerData*>>();
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	auto items = _select
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		? _select->entity()->getItems()
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		: QVector<uint64>();
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	if (!items.empty()) {
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		result.reserve(items.size());
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		for (const auto itemId : items) {
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			result.push_back(Auth().data().peer(itemId));
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		}
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	}
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	return result;
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}
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PeerListRow::PeerListRow(not_null<PeerData*> peer) : PeerListRow(peer, peer->id) {
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}
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PeerListRow::PeerListRow(not_null<PeerData*> peer, PeerListRowId id)
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: _id(id)
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, _peer(peer)
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, _initialized(false)
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, _isSearchResult(false)
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, _isSavedMessagesChat(false) {
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}
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bool PeerListRow::checked() const {
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	return _checkbox && _checkbox->checked();
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}
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void PeerListRow::setCustomStatus(const QString &status) {
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	setStatusText(status);
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	_statusType = StatusType::Custom;
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	_statusValidTill = 0;
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}
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void PeerListRow::clearCustomStatus() {
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	_statusType = StatusType::Online;
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	refreshStatus();
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}
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void PeerListRow::refreshStatus() {
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	if (!_initialized || _statusType == StatusType::Custom) {
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		return;
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	}
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	_statusType = StatusType::LastSeen;
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	_statusValidTill = 0;
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	if (auto user = peer()->asUser()) {
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		if (_isSavedMessagesChat) {
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			setStatusText(lang(lng_saved_forward_here));
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		} else {
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			auto time = unixtime();
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						|
			setStatusText(Data::OnlineText(user, time));
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			if (Data::OnlineTextActive(user, time)) {
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				_statusType = StatusType::Online;
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			}
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			_statusValidTill = crl::now()
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				+ Data::OnlineChangeTimeout(user, time);
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		}
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						|
	} else if (auto chat = peer()->asChat()) {
 | 
						|
		if (!chat->amIn()) {
 | 
						|
			setStatusText(lang(lng_chat_status_unaccessible));
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						|
		} else if (chat->count > 0) {
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						|
			setStatusText(lng_chat_status_members(lt_count, chat->count));
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						|
		} else {
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			setStatusText(lang(lng_group_status));
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						|
		}
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						|
	} else if (peer()->isMegagroup()) {
 | 
						|
		setStatusText(lang(lng_group_status));
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						|
	} else if (peer()->isChannel()) {
 | 
						|
		setStatusText(lang(lng_channel_status));
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						|
	}
 | 
						|
}
 | 
						|
 | 
						|
crl::time PeerListRow::refreshStatusTime() const {
 | 
						|
	return _statusValidTill;
 | 
						|
}
 | 
						|
 | 
						|
void PeerListRow::refreshName(const style::PeerListItem &st) {
 | 
						|
	if (!_initialized) {
 | 
						|
		return;
 | 
						|
	}
 | 
						|
	const auto text = _isSavedMessagesChat
 | 
						|
		? lang(lng_saved_messages)
 | 
						|
		: peer()->name;
 | 
						|
	_name.setText(st.nameStyle, text, Ui::NameTextOptions());
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						|
}
 | 
						|
 | 
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PeerListRow::~PeerListRow() = default;
 | 
						|
 | 
						|
void PeerListRow::invalidatePixmapsCache() {
 | 
						|
	if (_checkbox) {
 | 
						|
		_checkbox->invalidateCache();
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
int PeerListRow::nameIconWidth() const {
 | 
						|
	return _peer->isVerified() ? st::dialogsVerifiedIcon.width() : 0;
 | 
						|
}
 | 
						|
 | 
						|
void PeerListRow::paintNameIcon(
 | 
						|
		Painter &p,
 | 
						|
		int x,
 | 
						|
		int y,
 | 
						|
		int outerWidth,
 | 
						|
		bool selected) {
 | 
						|
	st::dialogsVerifiedIcon.paint(p, x, y, outerWidth);
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						|
}
 | 
						|
 | 
						|
void PeerListRow::paintStatusText(
 | 
						|
		Painter &p,
 | 
						|
		const style::PeerListItem &st,
 | 
						|
		int x,
 | 
						|
		int y,
 | 
						|
		int availableWidth,
 | 
						|
		int outerWidth,
 | 
						|
		bool selected) {
 | 
						|
	auto statusHasOnlineColor = (_statusType == PeerListRow::StatusType::Online);
 | 
						|
	p.setFont(st::contactsStatusFont);
 | 
						|
	p.setPen(statusHasOnlineColor ? st.statusFgActive : (selected ? st.statusFgOver : st.statusFg));
 | 
						|
	_status.drawLeftElided(p, x, y, availableWidth, outerWidth);
 | 
						|
}
 | 
						|
 | 
						|
template <typename UpdateCallback>
 | 
						|
void PeerListRow::addRipple(const style::PeerListItem &st, QSize size, QPoint point, UpdateCallback updateCallback) {
 | 
						|
	if (!_ripple) {
 | 
						|
		auto mask = Ui::RippleAnimation::rectMask(size);
 | 
						|
		_ripple = std::make_unique<Ui::RippleAnimation>(st.button.ripple, std::move(mask), std::move(updateCallback));
 | 
						|
	}
 | 
						|
	_ripple->add(point);
 | 
						|
}
 | 
						|
 | 
						|
void PeerListRow::stopLastRipple() {
 | 
						|
	if (_ripple) {
 | 
						|
		_ripple->lastStop();
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void PeerListRow::paintRipple(Painter &p, int x, int y, int outerWidth) {
 | 
						|
	if (_ripple) {
 | 
						|
		_ripple->paint(p, x, y, outerWidth);
 | 
						|
		if (_ripple->empty()) {
 | 
						|
			_ripple.reset();
 | 
						|
		}
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void PeerListRow::paintUserpic(
 | 
						|
		Painter &p,
 | 
						|
		const style::PeerListItem &st,
 | 
						|
		int x,
 | 
						|
		int y,
 | 
						|
		int outerWidth) {
 | 
						|
	if (_disabledState == State::DisabledChecked) {
 | 
						|
		paintDisabledCheckUserpic(p, st, x, y, outerWidth);
 | 
						|
	} else if (_checkbox) {
 | 
						|
		_checkbox->paint(p, x, y, outerWidth);
 | 
						|
	} else if (_isSavedMessagesChat) {
 | 
						|
		Ui::EmptyUserpic::PaintSavedMessages(p, x, y, outerWidth, st.photoSize);
 | 
						|
	} else {
 | 
						|
		peer()->paintUserpicLeft(p, x, y, outerWidth, st.photoSize);
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
// Emulates Ui::RoundImageCheckbox::paint() in a checked state.
 | 
						|
void PeerListRow::paintDisabledCheckUserpic(
 | 
						|
		Painter &p,
 | 
						|
		const style::PeerListItem &st,
 | 
						|
		int x,
 | 
						|
		int y,
 | 
						|
		int outerWidth) const {
 | 
						|
	auto userpicRadius = st::contactsPhotoCheckbox.imageSmallRadius;
 | 
						|
	auto userpicShift = st::contactsPhotoCheckbox.imageRadius - userpicRadius;
 | 
						|
	auto userpicDiameter = st::contactsPhotoCheckbox.imageRadius * 2;
 | 
						|
	auto userpicLeft = x + userpicShift;
 | 
						|
	auto userpicTop = y + userpicShift;
 | 
						|
	auto userpicEllipse = rtlrect(x, y, userpicDiameter, userpicDiameter, outerWidth);
 | 
						|
	auto userpicBorderPen = st::contactsPhotoDisabledCheckFg->p;
 | 
						|
	userpicBorderPen.setWidth(st::contactsPhotoCheckbox.selectWidth);
 | 
						|
 | 
						|
	auto iconDiameter = st::contactsPhotoCheckbox.check.size;
 | 
						|
	auto iconLeft = x + userpicDiameter + st::contactsPhotoCheckbox.selectWidth - iconDiameter;
 | 
						|
	auto iconTop = y + userpicDiameter + st::contactsPhotoCheckbox.selectWidth - iconDiameter;
 | 
						|
	auto iconEllipse = rtlrect(iconLeft, iconTop, iconDiameter, iconDiameter, outerWidth);
 | 
						|
	auto iconBorderPen = st::contactsPhotoCheckbox.check.border->p;
 | 
						|
	iconBorderPen.setWidth(st::contactsPhotoCheckbox.selectWidth);
 | 
						|
 | 
						|
	if (_isSavedMessagesChat) {
 | 
						|
		Ui::EmptyUserpic::PaintSavedMessages(p, userpicLeft, userpicTop, outerWidth, userpicRadius * 2);
 | 
						|
	} else {
 | 
						|
		peer()->paintUserpicLeft(p, userpicLeft, userpicTop, outerWidth, userpicRadius * 2);
 | 
						|
	}
 | 
						|
 | 
						|
	{
 | 
						|
		PainterHighQualityEnabler hq(p);
 | 
						|
 | 
						|
		p.setPen(userpicBorderPen);
 | 
						|
		p.setBrush(Qt::NoBrush);
 | 
						|
		p.drawEllipse(userpicEllipse);
 | 
						|
 | 
						|
		p.setPen(iconBorderPen);
 | 
						|
		p.setBrush(st::contactsPhotoDisabledCheckFg);
 | 
						|
		p.drawEllipse(iconEllipse);
 | 
						|
	}
 | 
						|
 | 
						|
	st::contactsPhotoCheckbox.check.check.paint(p, iconEllipse.topLeft(), outerWidth);
 | 
						|
}
 | 
						|
 | 
						|
void PeerListRow::setStatusText(const QString &text) {
 | 
						|
	_status.setText(st::defaultTextStyle, text, Ui::NameTextOptions());
 | 
						|
}
 | 
						|
 | 
						|
float64 PeerListRow::checkedRatio() {
 | 
						|
	return _checkbox ? _checkbox->checkedAnimationRatio() : 0.;
 | 
						|
}
 | 
						|
 | 
						|
void PeerListRow::lazyInitialize(const style::PeerListItem &st) {
 | 
						|
	if (_initialized) {
 | 
						|
		return;
 | 
						|
	}
 | 
						|
	_initialized = true;
 | 
						|
	refreshName(st);
 | 
						|
	refreshStatus();
 | 
						|
}
 | 
						|
 | 
						|
void PeerListRow::createCheckbox(Fn<void()> updateCallback) {
 | 
						|
	_checkbox = std::make_unique<Ui::RoundImageCheckbox>(
 | 
						|
		st::contactsPhotoCheckbox,
 | 
						|
		std::move(updateCallback),
 | 
						|
		PaintUserpicCallback(_peer, _isSavedMessagesChat));
 | 
						|
}
 | 
						|
 | 
						|
void PeerListRow::setCheckedInternal(bool checked, SetStyle style) {
 | 
						|
	Expects(_checkbox != nullptr);
 | 
						|
	using CheckboxStyle = Ui::RoundCheckbox::SetStyle;
 | 
						|
	auto speed = (style == SetStyle::Animated) ? CheckboxStyle::Animated : CheckboxStyle::Fast;
 | 
						|
	_checkbox->setChecked(checked, speed);
 | 
						|
}
 | 
						|
 | 
						|
PeerListContent::PeerListContent(
 | 
						|
	QWidget *parent,
 | 
						|
	not_null<PeerListController*> controller,
 | 
						|
	const style::PeerList &st)
 | 
						|
: RpWidget(parent)
 | 
						|
, _st(st)
 | 
						|
, _controller(controller)
 | 
						|
, _rowHeight(_st.item.height) {
 | 
						|
	subscribe(Auth().downloaderTaskFinished(), [this] { update(); });
 | 
						|
 | 
						|
	using UpdateFlag = Notify::PeerUpdate::Flag;
 | 
						|
	auto changes = UpdateFlag::NameChanged | UpdateFlag::PhotoChanged;
 | 
						|
	subscribe(Notify::PeerUpdated(), Notify::PeerUpdatedHandler(changes, [this](const Notify::PeerUpdate &update) {
 | 
						|
		if (update.flags & UpdateFlag::PhotoChanged) {
 | 
						|
			this->update();
 | 
						|
		} else if (update.flags & UpdateFlag::NameChanged) {
 | 
						|
			handleNameChanged(update);
 | 
						|
		}
 | 
						|
	}));
 | 
						|
	subscribe(Window::Theme::Background(), [this](const Window::Theme::BackgroundUpdate &update) {
 | 
						|
		if (update.paletteChanged()) {
 | 
						|
			invalidatePixmapsCache();
 | 
						|
		}
 | 
						|
	});
 | 
						|
	_repaintByStatus.setCallback([this] { update(); });
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::appendRow(std::unique_ptr<PeerListRow> row) {
 | 
						|
	Expects(row != nullptr);
 | 
						|
 | 
						|
	if (_rowsById.find(row->id()) == _rowsById.cend()) {
 | 
						|
		row->setAbsoluteIndex(_rows.size());
 | 
						|
		addRowEntry(row.get());
 | 
						|
		_rows.push_back(std::move(row));
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::appendSearchRow(std::unique_ptr<PeerListRow> row) {
 | 
						|
	Expects(row != nullptr);
 | 
						|
	Expects(showingSearch());
 | 
						|
 | 
						|
	if (_rowsById.find(row->id()) == _rowsById.cend()) {
 | 
						|
		row->setAbsoluteIndex(_searchRows.size());
 | 
						|
		row->setIsSearchResult(true);
 | 
						|
		addRowEntry(row.get());
 | 
						|
		_filterResults.push_back(row.get());
 | 
						|
		_searchRows.push_back(std::move(row));
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::appendFoundRow(not_null<PeerListRow*> row) {
 | 
						|
	Expects(showingSearch());
 | 
						|
 | 
						|
	auto index = findRowIndex(row);
 | 
						|
	if (index.value < 0) {
 | 
						|
		_filterResults.push_back(row);
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::changeCheckState(
 | 
						|
		not_null<PeerListRow*> row,
 | 
						|
		bool checked,
 | 
						|
		PeerListRow::SetStyle style) {
 | 
						|
	row->setChecked(
 | 
						|
		checked,
 | 
						|
		style,
 | 
						|
		[this, row] { updateRow(row); });
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::addRowEntry(not_null<PeerListRow*> row) {
 | 
						|
	if (_controller->respectSavedMessagesChat() && row->peer()->isSelf()) {
 | 
						|
		row->setIsSavedMessagesChat(true);
 | 
						|
	}
 | 
						|
	_rowsById.emplace(row->id(), row);
 | 
						|
	_rowsByPeer[row->peer()].push_back(row);
 | 
						|
	if (addingToSearchIndex()) {
 | 
						|
		addToSearchIndex(row);
 | 
						|
	}
 | 
						|
	if (_controller->isRowSelected(row->peer())) {
 | 
						|
		Assert(row->id() == row->peer()->id);
 | 
						|
		changeCheckState(row, true, PeerListRow::SetStyle::Fast);
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::invalidatePixmapsCache() {
 | 
						|
	auto invalidate = [](auto &&row) { row->invalidatePixmapsCache(); };
 | 
						|
	ranges::for_each(_rows, invalidate);
 | 
						|
	ranges::for_each(_searchRows, invalidate);
 | 
						|
}
 | 
						|
 | 
						|
bool PeerListContent::addingToSearchIndex() const {
 | 
						|
	// If we started indexing already, we continue.
 | 
						|
	return (_searchMode != PeerListSearchMode::Disabled) || !_searchIndex.empty();
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::addToSearchIndex(not_null<PeerListRow*> row) {
 | 
						|
	if (row->isSearchResult()) {
 | 
						|
		return;
 | 
						|
	}
 | 
						|
 | 
						|
	removeFromSearchIndex(row);
 | 
						|
	row->setNameFirstLetters(row->peer()->nameFirstLetters());
 | 
						|
	for (auto ch : row->nameFirstLetters()) {
 | 
						|
		_searchIndex[ch].push_back(row);
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::removeFromSearchIndex(not_null<PeerListRow*> row) {
 | 
						|
	const auto &nameFirstLetters = row->nameFirstLetters();
 | 
						|
	if (!nameFirstLetters.empty()) {
 | 
						|
		for (auto ch : row->nameFirstLetters()) {
 | 
						|
			auto it = _searchIndex.find(ch);
 | 
						|
			if (it != _searchIndex.cend()) {
 | 
						|
				auto &entry = it->second;
 | 
						|
				entry.erase(ranges::remove(entry, row), end(entry));
 | 
						|
				if (entry.empty()) {
 | 
						|
					_searchIndex.erase(it);
 | 
						|
				}
 | 
						|
			}
 | 
						|
		}
 | 
						|
		row->setNameFirstLetters({});
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::prependRow(std::unique_ptr<PeerListRow> row) {
 | 
						|
	Expects(row != nullptr);
 | 
						|
 | 
						|
	if (_rowsById.find(row->id()) == _rowsById.cend()) {
 | 
						|
		addRowEntry(row.get());
 | 
						|
		_rows.insert(_rows.begin(), std::move(row));
 | 
						|
		refreshIndices();
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::prependRowFromSearchResult(not_null<PeerListRow*> row) {
 | 
						|
	if (!row->isSearchResult()) {
 | 
						|
		return;
 | 
						|
	}
 | 
						|
	Assert(_rowsById.find(row->id()) != _rowsById.cend());
 | 
						|
	auto index = row->absoluteIndex();
 | 
						|
	Assert(index >= 0 && index < _searchRows.size());
 | 
						|
	Assert(_searchRows[index].get() == row);
 | 
						|
 | 
						|
	row->setIsSearchResult(false);
 | 
						|
	_rows.insert(_rows.begin(), std::move(_searchRows[index]));
 | 
						|
	refreshIndices();
 | 
						|
	removeRowAtIndex(_searchRows, index);
 | 
						|
 | 
						|
	if (addingToSearchIndex()) {
 | 
						|
		addToSearchIndex(row);
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::refreshIndices() {
 | 
						|
	auto index = 0;
 | 
						|
	for (auto &row : _rows) {
 | 
						|
		row->setAbsoluteIndex(index++);
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::removeRowAtIndex(
 | 
						|
		std::vector<std::unique_ptr<PeerListRow>> &from,
 | 
						|
		int index) {
 | 
						|
	from.erase(from.begin() + index);
 | 
						|
	for (auto i = index, count = int(from.size()); i != count; ++i) {
 | 
						|
		from[i]->setAbsoluteIndex(i);
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
PeerListRow *PeerListContent::findRow(PeerListRowId id) {
 | 
						|
	auto it = _rowsById.find(id);
 | 
						|
	return (it == _rowsById.cend()) ? nullptr : it->second.get();
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::removeRow(not_null<PeerListRow*> row) {
 | 
						|
	auto index = row->absoluteIndex();
 | 
						|
	auto isSearchResult = row->isSearchResult();
 | 
						|
	auto &eraseFrom = isSearchResult ? _searchRows : _rows;
 | 
						|
 | 
						|
	Assert(index >= 0 && index < eraseFrom.size());
 | 
						|
	Assert(eraseFrom[index].get() == row);
 | 
						|
 | 
						|
	auto pressedData = saveSelectedData(_pressed);
 | 
						|
	auto contextedData = saveSelectedData(_contexted);
 | 
						|
	setSelected(Selected());
 | 
						|
	setPressed(Selected());
 | 
						|
	setContexted(Selected());
 | 
						|
 | 
						|
	_rowsById.erase(row->id());
 | 
						|
	auto &byPeer = _rowsByPeer[row->peer()];
 | 
						|
	byPeer.erase(ranges::remove(byPeer, row), end(byPeer));
 | 
						|
	removeFromSearchIndex(row);
 | 
						|
	_filterResults.erase(
 | 
						|
		ranges::remove(_filterResults, row),
 | 
						|
		end(_filterResults));
 | 
						|
	removeRowAtIndex(eraseFrom, index);
 | 
						|
 | 
						|
	restoreSelection();
 | 
						|
	setPressed(restoreSelectedData(pressedData));
 | 
						|
	setContexted(restoreSelectedData(contextedData));
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::clearAllContent() {
 | 
						|
	setSelected(Selected());
 | 
						|
	setPressed(Selected());
 | 
						|
	setContexted(Selected());
 | 
						|
	_mouseSelection = false;
 | 
						|
	_lastMousePosition = std::nullopt;
 | 
						|
	_rowsById.clear();
 | 
						|
	_rowsByPeer.clear();
 | 
						|
	_filterResults.clear();
 | 
						|
	_searchIndex.clear();
 | 
						|
	_rows.clear();
 | 
						|
	_searchRows.clear();
 | 
						|
	_searchQuery
 | 
						|
		= _normalizedSearchQuery
 | 
						|
		= _mentionHighlight
 | 
						|
		= QString();
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::convertRowToSearchResult(not_null<PeerListRow*> row) {
 | 
						|
	if (row->isSearchResult()) {
 | 
						|
		return;
 | 
						|
	} else if (!showingSearch() || !_controller->hasComplexSearch()) {
 | 
						|
		return removeRow(row);
 | 
						|
	}
 | 
						|
	auto index = row->absoluteIndex();
 | 
						|
	Assert(index >= 0 && index < _rows.size());
 | 
						|
	Assert(_rows[index].get() == row);
 | 
						|
 | 
						|
	removeFromSearchIndex(row);
 | 
						|
	row->setIsSearchResult(true);
 | 
						|
	row->setAbsoluteIndex(_searchRows.size());
 | 
						|
	_searchRows.push_back(std::move(_rows[index]));
 | 
						|
	removeRowAtIndex(_rows, index);
 | 
						|
}
 | 
						|
 | 
						|
int PeerListContent::fullRowsCount() const {
 | 
						|
	return _rows.size();
 | 
						|
}
 | 
						|
 | 
						|
not_null<PeerListRow*> PeerListContent::rowAt(int index) const {
 | 
						|
	Expects(index >= 0 && index < _rows.size());
 | 
						|
	return _rows[index].get();
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::setDescription(object_ptr<Ui::FlatLabel> description) {
 | 
						|
	_description = std::move(description);
 | 
						|
	if (_description) {
 | 
						|
		_description->setParent(this);
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::setSearchLoading(object_ptr<Ui::FlatLabel> loading) {
 | 
						|
	_searchLoading = std::move(loading);
 | 
						|
	if (_searchLoading) {
 | 
						|
		_searchLoading->setParent(this);
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::setSearchNoResults(object_ptr<Ui::FlatLabel> noResults) {
 | 
						|
	_searchNoResults = std::move(noResults);
 | 
						|
	if (_searchNoResults) {
 | 
						|
		_searchNoResults->setParent(this);
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::setAboveWidget(object_ptr<TWidget> aboveWidget) {
 | 
						|
	_aboveWidget = std::move(aboveWidget);
 | 
						|
	if (_aboveWidget) {
 | 
						|
		_aboveWidget->setParent(this);
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
int PeerListContent::labelHeight() const {
 | 
						|
	auto computeLabelHeight = [](auto &label) {
 | 
						|
		if (!label) {
 | 
						|
			return 0;
 | 
						|
		}
 | 
						|
		return st::membersAboutLimitPadding.top() + label->height() + st::membersAboutLimitPadding.bottom();
 | 
						|
	};
 | 
						|
	if (showingSearch()) {
 | 
						|
		if (!_filterResults.empty()) {
 | 
						|
			return 0;
 | 
						|
		}
 | 
						|
		if (_controller->isSearchLoading()) {
 | 
						|
			return computeLabelHeight(_searchLoading);
 | 
						|
		}
 | 
						|
		return computeLabelHeight(_searchNoResults);
 | 
						|
	}
 | 
						|
	return computeLabelHeight(_description);
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::refreshRows() {
 | 
						|
	resizeToWidth(width());
 | 
						|
	if (_visibleBottom > 0) {
 | 
						|
		checkScrollForPreload();
 | 
						|
	}
 | 
						|
	if (_mouseSelection) {
 | 
						|
		selectByMouse(QCursor::pos());
 | 
						|
	}
 | 
						|
	update();
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::setSearchMode(PeerListSearchMode mode) {
 | 
						|
	if (_searchMode != mode) {
 | 
						|
		if (!addingToSearchIndex()) {
 | 
						|
			for_const (auto &row, _rows) {
 | 
						|
				addToSearchIndex(row.get());
 | 
						|
			}
 | 
						|
		}
 | 
						|
		_searchMode = mode;
 | 
						|
		if (_controller->hasComplexSearch()) {
 | 
						|
			if (!_searchLoading) {
 | 
						|
				setSearchLoading(object_ptr<Ui::FlatLabel>(
 | 
						|
					this,
 | 
						|
					lang(lng_contacts_loading),
 | 
						|
					Ui::FlatLabel::InitType::Simple,
 | 
						|
					st::membersAbout));
 | 
						|
			}
 | 
						|
		} else {
 | 
						|
			clearSearchRows();
 | 
						|
		}
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::clearSearchRows() {
 | 
						|
	while (!_searchRows.empty()) {
 | 
						|
		removeRow(_searchRows.back().get());
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::paintEvent(QPaintEvent *e) {
 | 
						|
	Painter p(this);
 | 
						|
 | 
						|
	auto clip = e->rect();
 | 
						|
	p.fillRect(clip, _st.item.button.textBg);
 | 
						|
 | 
						|
	auto repaintByStatusAfter = _repaintByStatus.remainingTime();
 | 
						|
	auto repaintAfterMin = repaintByStatusAfter;
 | 
						|
 | 
						|
	auto rowsTopCached = rowsTop();
 | 
						|
	auto ms = crl::now();
 | 
						|
	auto yFrom = clip.y() - rowsTopCached;
 | 
						|
	auto yTo = clip.y() + clip.height() - rowsTopCached;
 | 
						|
	p.translate(0, rowsTopCached);
 | 
						|
	auto count = shownRowsCount();
 | 
						|
	if (count > 0) {
 | 
						|
		auto from = floorclamp(yFrom, _rowHeight, 0, count);
 | 
						|
		auto to = ceilclamp(yTo, _rowHeight, 0, count);
 | 
						|
		p.translate(0, from * _rowHeight);
 | 
						|
		for (auto index = from; index != to; ++index) {
 | 
						|
			auto repaintAfter = paintRow(p, ms, RowIndex(index));
 | 
						|
			if (repaintAfter >= 0
 | 
						|
				&& (repaintAfterMin < 0
 | 
						|
					|| repaintAfterMin > repaintAfter)) {
 | 
						|
				repaintAfterMin = repaintAfter;
 | 
						|
			}
 | 
						|
			p.translate(0, _rowHeight);
 | 
						|
		}
 | 
						|
	}
 | 
						|
	if (repaintAfterMin != repaintByStatusAfter) {
 | 
						|
		Assert(repaintAfterMin >= 0);
 | 
						|
		_repaintByStatus.callOnce(repaintAfterMin);
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
int PeerListContent::resizeGetHeight(int newWidth) {
 | 
						|
	_aboveHeight = 0;
 | 
						|
	if (_aboveWidget) {
 | 
						|
		_aboveWidget->resizeToWidth(newWidth);
 | 
						|
		_aboveWidget->moveToLeft(0, 0, newWidth);
 | 
						|
		if (showingSearch()) {
 | 
						|
			_aboveWidget->hide();
 | 
						|
		} else {
 | 
						|
			_aboveWidget->show();
 | 
						|
			_aboveHeight = _aboveWidget->height();
 | 
						|
		}
 | 
						|
	}
 | 
						|
	auto rowsCount = shownRowsCount();
 | 
						|
	auto labelTop = rowsTop() + qMax(1, shownRowsCount()) * _rowHeight;
 | 
						|
	auto labelWidth = newWidth - 2 * st::contactsPadding.left();
 | 
						|
	if (_description) {
 | 
						|
		_description->resizeToWidth(labelWidth);
 | 
						|
		_description->moveToLeft(st::contactsPadding.left(), labelTop + st::membersAboutLimitPadding.top(), newWidth);
 | 
						|
		_description->setVisible(!showingSearch());
 | 
						|
	}
 | 
						|
	if (_searchNoResults) {
 | 
						|
		_searchNoResults->resizeToWidth(labelWidth);
 | 
						|
		_searchNoResults->moveToLeft(st::contactsPadding.left(), labelTop + st::membersAboutLimitPadding.top(), newWidth);
 | 
						|
		_searchNoResults->setVisible(showingSearch() && _filterResults.empty() && !_controller->isSearchLoading());
 | 
						|
	}
 | 
						|
	if (_searchLoading) {
 | 
						|
		_searchLoading->resizeToWidth(labelWidth);
 | 
						|
		_searchLoading->moveToLeft(st::contactsPadding.left(), labelTop + st::membersAboutLimitPadding.top(), newWidth);
 | 
						|
		_searchLoading->setVisible(showingSearch() && _filterResults.empty() && _controller->isSearchLoading());
 | 
						|
	}
 | 
						|
	auto label = labelHeight();
 | 
						|
	return ((label > 0 || rowsCount > 0) ? (labelTop + label) : 0)
 | 
						|
		+ _st.padding.bottom();
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::enterEventHook(QEvent *e) {
 | 
						|
	setMouseTracking(true);
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::leaveEventHook(QEvent *e) {
 | 
						|
	setMouseTracking(false);
 | 
						|
	if (_mouseSelection) {
 | 
						|
		setSelected(Selected());
 | 
						|
		_mouseSelection = false;
 | 
						|
		_lastMousePosition = std::nullopt;
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::mouseMoveEvent(QMouseEvent *e) {
 | 
						|
	handleMouseMove(e->globalPos());
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::handleMouseMove(QPoint globalPosition) {
 | 
						|
	if (!_lastMousePosition) {
 | 
						|
		_lastMousePosition = globalPosition;
 | 
						|
		return;
 | 
						|
	} else if (!_mouseSelection
 | 
						|
		&& *_lastMousePosition == globalPosition) {
 | 
						|
		return;
 | 
						|
	}
 | 
						|
	selectByMouse(globalPosition);
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::mousePressEvent(QMouseEvent *e) {
 | 
						|
	_pressButton = e->button();
 | 
						|
	selectByMouse(e->globalPos());
 | 
						|
	setPressed(_selected);
 | 
						|
	if (auto row = getRow(_selected.index)) {
 | 
						|
		auto updateCallback = [this, row, hint = _selected.index] {
 | 
						|
			updateRow(row, hint);
 | 
						|
		};
 | 
						|
		if (_selected.action) {
 | 
						|
			auto actionRect = getActionRect(row, _selected.index);
 | 
						|
			if (!actionRect.isEmpty()) {
 | 
						|
				auto point = mapFromGlobal(QCursor::pos()) - actionRect.topLeft();
 | 
						|
				row->addActionRipple(point, std::move(updateCallback));
 | 
						|
			}
 | 
						|
		} else {
 | 
						|
			auto size = QSize(width(), _rowHeight);
 | 
						|
			auto point = mapFromGlobal(QCursor::pos()) - QPoint(0, getRowTop(_selected.index));
 | 
						|
			row->addRipple(_st.item, size, point, std::move(updateCallback));
 | 
						|
		}
 | 
						|
	}
 | 
						|
	if (anim::Disabled()) {
 | 
						|
		mousePressReleased(e->button());
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::mouseReleaseEvent(QMouseEvent *e) {
 | 
						|
	mousePressReleased(e->button());
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::mousePressReleased(Qt::MouseButton button) {
 | 
						|
	updateRow(_pressed.index);
 | 
						|
	updateRow(_selected.index);
 | 
						|
 | 
						|
	auto pressed = _pressed;
 | 
						|
	setPressed(Selected());
 | 
						|
	if (button == Qt::LeftButton && pressed == _selected) {
 | 
						|
		if (auto row = getRow(pressed.index)) {
 | 
						|
			if (pressed.action) {
 | 
						|
				_controller->rowActionClicked(row);
 | 
						|
			} else {
 | 
						|
				_controller->rowClicked(row);
 | 
						|
			}
 | 
						|
		}
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::contextMenuEvent(QContextMenuEvent *e) {
 | 
						|
	if (_contextMenu) {
 | 
						|
		_contextMenu->deleteLater();
 | 
						|
		_contextMenu = nullptr;
 | 
						|
	}
 | 
						|
	setContexted(Selected());
 | 
						|
	if (e->reason() == QContextMenuEvent::Mouse) {
 | 
						|
		handleMouseMove(e->globalPos());
 | 
						|
	}
 | 
						|
 | 
						|
	setContexted(_selected);
 | 
						|
	if (_pressButton != Qt::LeftButton) {
 | 
						|
		mousePressReleased(_pressButton);
 | 
						|
	}
 | 
						|
 | 
						|
	if (const auto row = getRow(_contexted.index)) {
 | 
						|
		_contextMenu = _controller->rowContextMenu(this, row);
 | 
						|
		if (_contextMenu) {
 | 
						|
			_contextMenu->setDestroyedCallback(crl::guard(
 | 
						|
				this,
 | 
						|
				[this] {
 | 
						|
					setContexted(Selected());
 | 
						|
					handleMouseMove(QCursor::pos());
 | 
						|
				}));
 | 
						|
			_contextMenu->popup(e->globalPos());
 | 
						|
			e->accept();
 | 
						|
		}
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::setPressed(Selected pressed) {
 | 
						|
	if (auto row = getRow(_pressed.index)) {
 | 
						|
		row->stopLastRipple();
 | 
						|
		row->stopLastActionRipple();
 | 
						|
	}
 | 
						|
	_pressed = pressed;
 | 
						|
}
 | 
						|
 | 
						|
crl::time PeerListContent::paintRow(Painter &p, crl::time ms, RowIndex index) {
 | 
						|
	auto row = getRow(index);
 | 
						|
	Assert(row != nullptr);
 | 
						|
 | 
						|
	row->lazyInitialize(_st.item);
 | 
						|
 | 
						|
	auto refreshStatusAt = row->refreshStatusTime();
 | 
						|
	if (refreshStatusAt >= 0 && ms >= refreshStatusAt) {
 | 
						|
		row->refreshStatus();
 | 
						|
		refreshStatusAt = row->refreshStatusTime();
 | 
						|
	}
 | 
						|
 | 
						|
	auto peer = row->peer();
 | 
						|
	auto user = peer->asUser();
 | 
						|
	auto active = (_contexted.index.value >= 0)
 | 
						|
		? _contexted
 | 
						|
		: (_pressed.index.value >= 0)
 | 
						|
		? _pressed
 | 
						|
		: _selected;
 | 
						|
	auto selected = (active.index == index);
 | 
						|
	auto actionSelected = (selected && active.action);
 | 
						|
 | 
						|
	auto &bg = selected
 | 
						|
		? _st.item.button.textBgOver
 | 
						|
		: _st.item.button.textBg;
 | 
						|
	p.fillRect(0, 0, width(), _rowHeight, bg);
 | 
						|
	row->paintRipple(p, 0, 0, width());
 | 
						|
	row->paintUserpic(
 | 
						|
		p,
 | 
						|
		_st.item,
 | 
						|
		_st.item.photoPosition.x(),
 | 
						|
		_st.item.photoPosition.y(),
 | 
						|
		width());
 | 
						|
 | 
						|
	p.setPen(st::contactsNameFg);
 | 
						|
 | 
						|
	auto skipRight = _st.item.photoPosition.x();
 | 
						|
	auto actionSize = row->actionSize();
 | 
						|
	auto actionMargins = actionSize.isEmpty() ? QMargins() : row->actionMargins();
 | 
						|
	auto &name = row->name();
 | 
						|
	auto namex = _st.item.namePosition.x();
 | 
						|
	auto namew = width() - namex - skipRight;
 | 
						|
	if (!actionSize.isEmpty()) {
 | 
						|
		namew -= actionMargins.left()
 | 
						|
			+ actionSize.width()
 | 
						|
			+ actionMargins.right()
 | 
						|
			- skipRight;
 | 
						|
	}
 | 
						|
	auto statusw = namew;
 | 
						|
	if (auto iconWidth = row->nameIconWidth()) {
 | 
						|
		namew -= iconWidth;
 | 
						|
		row->paintNameIcon(
 | 
						|
			p,
 | 
						|
			namex + qMin(name.maxWidth(), namew),
 | 
						|
			_st.item.namePosition.y(),
 | 
						|
			width(),
 | 
						|
			selected);
 | 
						|
	}
 | 
						|
	auto nameCheckedRatio = row->disabled() ? 0. : row->checkedRatio();
 | 
						|
	p.setPen(anim::pen(st::contactsNameFg, st::contactsNameCheckedFg, nameCheckedRatio));
 | 
						|
	name.drawLeftElided(p, namex, _st.item.namePosition.y(), namew, width());
 | 
						|
 | 
						|
	if (!actionSize.isEmpty()) {
 | 
						|
		auto actionLeft = width()
 | 
						|
			- actionMargins.right()
 | 
						|
			- actionSize.width();
 | 
						|
		auto actionTop = actionMargins.top();
 | 
						|
		row->paintAction(
 | 
						|
			p,
 | 
						|
			actionLeft,
 | 
						|
			actionTop,
 | 
						|
			width(),
 | 
						|
			selected,
 | 
						|
			actionSelected);
 | 
						|
	}
 | 
						|
 | 
						|
	p.setFont(st::contactsStatusFont);
 | 
						|
	if (row->isSearchResult() && !_mentionHighlight.isEmpty() && peer->userName().startsWith(_mentionHighlight, Qt::CaseInsensitive)) {
 | 
						|
		auto username = peer->userName();
 | 
						|
		auto availableWidth = statusw;
 | 
						|
		auto highlightedPart = '@' + username.mid(0, _mentionHighlight.size());
 | 
						|
		auto grayedPart = username.mid(_mentionHighlight.size());
 | 
						|
		auto highlightedWidth = st::contactsStatusFont->width(highlightedPart);
 | 
						|
		if (highlightedWidth >= availableWidth || grayedPart.isEmpty()) {
 | 
						|
			if (highlightedWidth > availableWidth) {
 | 
						|
				highlightedPart = st::contactsStatusFont->elided(highlightedPart, availableWidth);
 | 
						|
			}
 | 
						|
			p.setPen(_st.item.statusFgActive);
 | 
						|
			p.drawTextLeft(_st.item.statusPosition.x(), _st.item.statusPosition.y(), width(), highlightedPart);
 | 
						|
		} else {
 | 
						|
			grayedPart = st::contactsStatusFont->elided(grayedPart, availableWidth - highlightedWidth);
 | 
						|
			auto grayedWidth = st::contactsStatusFont->width(grayedPart);
 | 
						|
			p.setPen(_st.item.statusFgActive);
 | 
						|
			p.drawTextLeft(_st.item.statusPosition.x(), _st.item.statusPosition.y(), width(), highlightedPart);
 | 
						|
			p.setPen(selected ? _st.item.statusFgOver : _st.item.statusFg);
 | 
						|
			p.drawTextLeft(_st.item.statusPosition.x() + highlightedWidth, _st.item.statusPosition.y(), width(), grayedPart);
 | 
						|
		}
 | 
						|
	} else {
 | 
						|
		row->paintStatusText(p, _st.item, _st.item.statusPosition.x(), _st.item.statusPosition.y(), statusw, width(), selected);
 | 
						|
	}
 | 
						|
	return (refreshStatusAt - ms);
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::selectSkip(int direction) {
 | 
						|
	if (_pressed.index.value >= 0) {
 | 
						|
		return;
 | 
						|
	}
 | 
						|
	_mouseSelection = false;
 | 
						|
	_lastMousePosition = std::nullopt;
 | 
						|
 | 
						|
	auto newSelectedIndex = _selected.index.value + direction;
 | 
						|
 | 
						|
	auto rowsCount = shownRowsCount();
 | 
						|
	auto index = 0;
 | 
						|
	auto firstEnabled = -1, lastEnabled = -1;
 | 
						|
	enumerateShownRows([&firstEnabled, &lastEnabled, &index](not_null<PeerListRow*> row) {
 | 
						|
		if (!row->disabled()) {
 | 
						|
			if (firstEnabled < 0) {
 | 
						|
				firstEnabled = index;
 | 
						|
			}
 | 
						|
			lastEnabled = index;
 | 
						|
		}
 | 
						|
		++index;
 | 
						|
		return true;
 | 
						|
	});
 | 
						|
	if (firstEnabled < 0) {
 | 
						|
		firstEnabled = rowsCount;
 | 
						|
		lastEnabled = firstEnabled - 1;
 | 
						|
	}
 | 
						|
 | 
						|
	Assert(lastEnabled < rowsCount);
 | 
						|
	Assert(firstEnabled - 1 <= lastEnabled);
 | 
						|
 | 
						|
	// Always pass through the first enabled item when changing from / to none selected.
 | 
						|
	if ((_selected.index.value > firstEnabled && newSelectedIndex < firstEnabled)
 | 
						|
		|| (_selected.index.value < firstEnabled && newSelectedIndex > firstEnabled)) {
 | 
						|
		newSelectedIndex = firstEnabled;
 | 
						|
	}
 | 
						|
 | 
						|
	// Snap the index.
 | 
						|
	newSelectedIndex = snap(newSelectedIndex, firstEnabled - 1, lastEnabled);
 | 
						|
 | 
						|
	// Skip the disabled rows.
 | 
						|
	if (newSelectedIndex < firstEnabled) {
 | 
						|
		newSelectedIndex = -1;
 | 
						|
	} else if (newSelectedIndex > lastEnabled) {
 | 
						|
		newSelectedIndex = lastEnabled;
 | 
						|
	} else if (getRow(RowIndex(newSelectedIndex))->disabled()) {
 | 
						|
		auto delta = (direction > 0) ? 1 : -1;
 | 
						|
		for (newSelectedIndex += delta; ; newSelectedIndex += delta) {
 | 
						|
			// We must find an enabled row, firstEnabled <= us <= lastEnabled.
 | 
						|
			Assert(newSelectedIndex >= 0 && newSelectedIndex < rowsCount);
 | 
						|
			if (!getRow(RowIndex(newSelectedIndex))->disabled()) {
 | 
						|
				break;
 | 
						|
			}
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	_selected.index.value = newSelectedIndex;
 | 
						|
	_selected.action = false;
 | 
						|
	if (newSelectedIndex >= 0) {
 | 
						|
		auto top = (newSelectedIndex > 0) ? getRowTop(RowIndex(newSelectedIndex)) : 0;
 | 
						|
		auto bottom = (newSelectedIndex + 1 < rowsCount) ? getRowTop(RowIndex(newSelectedIndex + 1)) : height();
 | 
						|
		_scrollToRequests.fire({ top, bottom });
 | 
						|
	}
 | 
						|
 | 
						|
	update();
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::selectSkipPage(int height, int direction) {
 | 
						|
	auto rowsToSkip = height / _rowHeight;
 | 
						|
	if (!rowsToSkip) return;
 | 
						|
	selectSkip(rowsToSkip * direction);
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::loadProfilePhotos() {
 | 
						|
	if (_visibleTop >= _visibleBottom) return;
 | 
						|
 | 
						|
	auto yFrom = _visibleTop;
 | 
						|
	auto yTo = _visibleBottom + (_visibleBottom - _visibleTop) * PreloadHeightsCount;
 | 
						|
	Auth().downloader().clearPriorities();
 | 
						|
 | 
						|
	if (yTo < 0) return;
 | 
						|
	if (yFrom < 0) yFrom = 0;
 | 
						|
 | 
						|
	auto rowsCount = shownRowsCount();
 | 
						|
	if (rowsCount > 0) {
 | 
						|
		auto from = yFrom / _rowHeight;
 | 
						|
		if (from < 0) from = 0;
 | 
						|
		if (from < rowsCount) {
 | 
						|
			auto to = (yTo / _rowHeight) + 1;
 | 
						|
			if (to > rowsCount) to = rowsCount;
 | 
						|
 | 
						|
			for (auto index = from; index != to; ++index) {
 | 
						|
				getRow(RowIndex(index))->peer()->loadUserpic();
 | 
						|
			}
 | 
						|
		}
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::checkScrollForPreload() {
 | 
						|
	if (_visibleBottom + PreloadHeightsCount * (_visibleBottom - _visibleTop) >= height()) {
 | 
						|
		_controller->loadMoreRows();
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::searchQueryChanged(QString query) {
 | 
						|
	auto searchWordsList = TextUtilities::PrepareSearchWords(query);
 | 
						|
	auto normalizedQuery = searchWordsList.join(' ');
 | 
						|
	if (_normalizedSearchQuery != normalizedQuery) {
 | 
						|
		setSearchQuery(query, normalizedQuery);
 | 
						|
		if (_controller->searchInLocal() && !searchWordsList.isEmpty()) {
 | 
						|
			auto minimalList = (const std::vector<not_null<PeerListRow*>>*)nullptr;
 | 
						|
			for_const (auto &searchWord, searchWordsList) {
 | 
						|
				auto searchWordStart = searchWord[0].toLower();
 | 
						|
				auto it = _searchIndex.find(searchWordStart);
 | 
						|
				if (it == _searchIndex.cend()) {
 | 
						|
					// Some word can't be found in any row.
 | 
						|
					minimalList = nullptr;
 | 
						|
					break;
 | 
						|
				} else if (!minimalList || minimalList->size() > it->second.size()) {
 | 
						|
					minimalList = &it->second;
 | 
						|
				}
 | 
						|
			}
 | 
						|
			if (minimalList) {
 | 
						|
				auto searchWordInNames = [](
 | 
						|
						not_null<PeerData*> peer,
 | 
						|
						const QString &searchWord) {
 | 
						|
					for (auto &nameWord : peer->nameWords()) {
 | 
						|
						if (nameWord.startsWith(searchWord)) {
 | 
						|
							return true;
 | 
						|
						}
 | 
						|
					}
 | 
						|
					return false;
 | 
						|
				};
 | 
						|
				auto allSearchWordsInNames = [&](
 | 
						|
						not_null<PeerData*> peer) {
 | 
						|
					for_const (auto &searchWord, searchWordsList) {
 | 
						|
						if (!searchWordInNames(peer, searchWord)) {
 | 
						|
							return false;
 | 
						|
						}
 | 
						|
					}
 | 
						|
					return true;
 | 
						|
				};
 | 
						|
 | 
						|
				_filterResults.reserve(minimalList->size());
 | 
						|
				for_const (auto row, *minimalList) {
 | 
						|
					if (allSearchWordsInNames(row->peer())) {
 | 
						|
						_filterResults.push_back(row);
 | 
						|
					}
 | 
						|
				}
 | 
						|
			}
 | 
						|
		}
 | 
						|
		if (_controller->hasComplexSearch()) {
 | 
						|
			_controller->search(_searchQuery);
 | 
						|
		}
 | 
						|
		refreshRows();
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
std::unique_ptr<PeerListState> PeerListContent::saveState() const {
 | 
						|
	auto result = std::make_unique<PeerListState>();
 | 
						|
	result->controllerState
 | 
						|
		= std::make_unique<PeerListController::SavedStateBase>();
 | 
						|
	result->list.reserve(_rows.size());
 | 
						|
	for (auto &row : _rows) {
 | 
						|
		result->list.push_back(row->peer());
 | 
						|
	}
 | 
						|
	result->filterResults.reserve(_filterResults.size());
 | 
						|
	for (auto &row : _filterResults) {
 | 
						|
		result->filterResults.push_back(row->peer());
 | 
						|
	}
 | 
						|
	result->searchQuery = _searchQuery;
 | 
						|
	return result;
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::restoreState(
 | 
						|
		std::unique_ptr<PeerListState> state) {
 | 
						|
	if (!state || !state->controllerState) {
 | 
						|
		return;
 | 
						|
	}
 | 
						|
 | 
						|
	clearAllContent();
 | 
						|
 | 
						|
	for (auto peer : state->list) {
 | 
						|
		if (auto row = _controller->createRestoredRow(peer)) {
 | 
						|
			appendRow(std::move(row));
 | 
						|
		}
 | 
						|
	}
 | 
						|
	auto query = state->searchQuery;
 | 
						|
	auto searchWords = TextUtilities::PrepareSearchWords(query);
 | 
						|
	setSearchQuery(query, searchWords.join(' '));
 | 
						|
	for (auto peer : state->filterResults) {
 | 
						|
		if (auto existingRow = findRow(peer->id)) {
 | 
						|
			_filterResults.push_back(existingRow);
 | 
						|
		} else if (auto row = _controller->createSearchRow(peer)) {
 | 
						|
			appendSearchRow(std::move(row));
 | 
						|
		}
 | 
						|
	}
 | 
						|
	refreshRows();
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::setSearchQuery(
 | 
						|
		const QString &query,
 | 
						|
		const QString &normalizedQuery) {
 | 
						|
	setSelected(Selected());
 | 
						|
	setPressed(Selected());
 | 
						|
	setContexted(Selected());
 | 
						|
	_mouseSelection = false;
 | 
						|
	_lastMousePosition = std::nullopt;
 | 
						|
	_searchQuery = query;
 | 
						|
	_normalizedSearchQuery = normalizedQuery;
 | 
						|
	_mentionHighlight = _searchQuery.startsWith('@')
 | 
						|
		? _searchQuery.mid(1)
 | 
						|
		: _searchQuery;
 | 
						|
	_filterResults.clear();
 | 
						|
	clearSearchRows();
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::submitted() {
 | 
						|
	if (const auto row = getRow(_selected.index)) {
 | 
						|
		_controller->rowClicked(row);
 | 
						|
	} else if (showingSearch()) {
 | 
						|
		if (const auto row = getRow(RowIndex(0))) {
 | 
						|
			_controller->rowClicked(row);
 | 
						|
		}
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::visibleTopBottomUpdated(
 | 
						|
		int visibleTop,
 | 
						|
		int visibleBottom) {
 | 
						|
	_visibleTop = visibleTop;
 | 
						|
	_visibleBottom = visibleBottom;
 | 
						|
	loadProfilePhotos();
 | 
						|
	checkScrollForPreload();
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::setSelected(Selected selected) {
 | 
						|
	updateRow(_selected.index);
 | 
						|
	if (_selected != selected) {
 | 
						|
		_selected = selected;
 | 
						|
		updateRow(_selected.index);
 | 
						|
		setCursor(_selected.action ? style::cur_pointer : style::cur_default);
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::setContexted(Selected contexted) {
 | 
						|
	updateRow(_contexted.index);
 | 
						|
	if (_contexted != contexted) {
 | 
						|
		_contexted = contexted;
 | 
						|
		updateRow(_contexted.index);
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::restoreSelection() {
 | 
						|
	if (_mouseSelection) {
 | 
						|
		selectByMouse(QCursor::pos());
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
auto PeerListContent::saveSelectedData(Selected from)
 | 
						|
-> SelectedSaved {
 | 
						|
	if (auto row = getRow(from.index)) {
 | 
						|
		return { row->id(), from };
 | 
						|
	}
 | 
						|
	return { PeerListRowId(0), from };
 | 
						|
}
 | 
						|
 | 
						|
auto PeerListContent::restoreSelectedData(SelectedSaved from)
 | 
						|
-> Selected {
 | 
						|
	auto result = from.old;
 | 
						|
	if (auto row = findRow(from.id)) {
 | 
						|
		result.index = findRowIndex(row, result.index);
 | 
						|
	} else {
 | 
						|
		result.index.value = -1;
 | 
						|
	}
 | 
						|
	return result;
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::selectByMouse(QPoint globalPosition) {
 | 
						|
	_mouseSelection = true;
 | 
						|
	_lastMousePosition = globalPosition;
 | 
						|
	const auto point = mapFromGlobal(globalPosition);
 | 
						|
	auto in = parentWidget()->rect().contains(parentWidget()->mapFromGlobal(globalPosition));
 | 
						|
	auto selected = Selected();
 | 
						|
	auto rowsPointY = point.y() - rowsTop();
 | 
						|
	selected.index.value = (in && rowsPointY >= 0 && rowsPointY < shownRowsCount() * _rowHeight) ? (rowsPointY / _rowHeight) : -1;
 | 
						|
	if (selected.index.value >= 0) {
 | 
						|
		auto row = getRow(selected.index);
 | 
						|
		if (row->disabled()) {
 | 
						|
			selected = Selected();
 | 
						|
		} else {
 | 
						|
			if (getActionRect(row, selected.index).contains(point)) {
 | 
						|
				selected.action = true;
 | 
						|
			}
 | 
						|
		}
 | 
						|
	}
 | 
						|
	setSelected(selected);
 | 
						|
}
 | 
						|
 | 
						|
QRect PeerListContent::getActionRect(not_null<PeerListRow*> row, RowIndex index) const {
 | 
						|
	auto actionSize = row->actionSize();
 | 
						|
	if (actionSize.isEmpty()) {
 | 
						|
		return QRect();
 | 
						|
	}
 | 
						|
	auto actionMargins = row->actionMargins();
 | 
						|
	auto actionRight = actionMargins.right();
 | 
						|
	auto actionTop = actionMargins.top();
 | 
						|
	auto actionLeft = width() - actionRight - actionSize.width();
 | 
						|
	auto rowTop = getRowTop(index);
 | 
						|
	return myrtlrect(actionLeft, rowTop + actionTop, actionSize.width(), actionSize.height());
 | 
						|
}
 | 
						|
 | 
						|
int PeerListContent::rowsTop() const {
 | 
						|
	return _aboveHeight + _st.padding.top();
 | 
						|
}
 | 
						|
 | 
						|
int PeerListContent::getRowTop(RowIndex index) const {
 | 
						|
	if (index.value >= 0) {
 | 
						|
		return rowsTop() + index.value * _rowHeight;
 | 
						|
	}
 | 
						|
	return -1;
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::updateRow(not_null<PeerListRow*> row, RowIndex hint) {
 | 
						|
	updateRow(findRowIndex(row, hint));
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::updateRow(RowIndex index) {
 | 
						|
	if (index.value < 0) {
 | 
						|
		return;
 | 
						|
	}
 | 
						|
	auto row = getRow(index);
 | 
						|
	if (row->disabled()) {
 | 
						|
		if (index == _selected.index) {
 | 
						|
			setSelected(Selected());
 | 
						|
		}
 | 
						|
		if (index == _pressed.index) {
 | 
						|
			setPressed(Selected());
 | 
						|
		}
 | 
						|
		if (index == _contexted.index) {
 | 
						|
			setContexted(Selected());
 | 
						|
		}
 | 
						|
	}
 | 
						|
	update(0, getRowTop(index), width(), _rowHeight);
 | 
						|
}
 | 
						|
 | 
						|
template <typename Callback>
 | 
						|
bool PeerListContent::enumerateShownRows(Callback callback) {
 | 
						|
	return enumerateShownRows(0, shownRowsCount(), std::move(callback));
 | 
						|
}
 | 
						|
 | 
						|
template <typename Callback>
 | 
						|
bool PeerListContent::enumerateShownRows(int from, int to, Callback callback) {
 | 
						|
	Assert(0 <= from);
 | 
						|
	Assert(from <= to);
 | 
						|
	if (showingSearch()) {
 | 
						|
		Assert(to <= _filterResults.size());
 | 
						|
		for (auto i = from; i != to; ++i) {
 | 
						|
			if (!callback(_filterResults[i])) {
 | 
						|
				return false;
 | 
						|
			}
 | 
						|
		}
 | 
						|
	} else {
 | 
						|
		Assert(to <= _rows.size());
 | 
						|
		for (auto i = from; i != to; ++i) {
 | 
						|
			if (!callback(_rows[i].get())) {
 | 
						|
				return false;
 | 
						|
			}
 | 
						|
		}
 | 
						|
	}
 | 
						|
	return true;
 | 
						|
}
 | 
						|
 | 
						|
PeerListRow *PeerListContent::getRow(RowIndex index) {
 | 
						|
	if (index.value >= 0) {
 | 
						|
		if (showingSearch()) {
 | 
						|
			if (index.value < _filterResults.size()) {
 | 
						|
				return _filterResults[index.value];
 | 
						|
			}
 | 
						|
		} else if (index.value < _rows.size()) {
 | 
						|
			return _rows[index.value].get();
 | 
						|
		}
 | 
						|
	}
 | 
						|
	return nullptr;
 | 
						|
}
 | 
						|
 | 
						|
PeerListContent::RowIndex PeerListContent::findRowIndex(
 | 
						|
		not_null<PeerListRow*> row,
 | 
						|
		RowIndex hint) {
 | 
						|
	if (!showingSearch()) {
 | 
						|
		Assert(!row->isSearchResult());
 | 
						|
		return RowIndex(row->absoluteIndex());
 | 
						|
	}
 | 
						|
 | 
						|
	auto result = hint;
 | 
						|
	if (getRow(result) == row) {
 | 
						|
		return result;
 | 
						|
	}
 | 
						|
 | 
						|
	auto count = shownRowsCount();
 | 
						|
	for (result.value = 0; result.value != count; ++result.value) {
 | 
						|
		if (getRow(result) == row) {
 | 
						|
			return result;
 | 
						|
		}
 | 
						|
	}
 | 
						|
	result.value = -1;
 | 
						|
	return result;
 | 
						|
}
 | 
						|
 | 
						|
void PeerListContent::handleNameChanged(const Notify::PeerUpdate &update) {
 | 
						|
	auto byPeer = _rowsByPeer.find(update.peer);
 | 
						|
	if (byPeer != _rowsByPeer.cend()) {
 | 
						|
		for (auto row : byPeer->second) {
 | 
						|
			if (addingToSearchIndex()) {
 | 
						|
				addToSearchIndex(row);
 | 
						|
			}
 | 
						|
			row->refreshName(_st.item);
 | 
						|
			updateRow(row);
 | 
						|
		}
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
PeerListContent::~PeerListContent() {
 | 
						|
	if (_contextMenu) {
 | 
						|
		_contextMenu->setDestroyedCallback(nullptr);
 | 
						|
	}
 | 
						|
}
 |