131 lines
		
	
	
	
		
			3.1 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			131 lines
		
	
	
	
		
			3.1 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 "info/media/info_media_widget.h"
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#include "info/media/info_media_inner_widget.h"
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#include "info/info_controller.h"
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#include "ui/widgets/scroll_area.h"
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#include "ui/search_field_controller.h"
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#include "styles/style_info.h"
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namespace Info {
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namespace Media {
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base::optional<int> TypeToTabIndex(Type type) {
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	switch (type) {
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	case Type::Photo: return 0;
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	case Type::Video: return 1;
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	case Type::File: return 2;
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	}
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	return base::none;
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}
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Type TabIndexToType(int index) {
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	switch (index) {
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	case 0: return Type::Photo;
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	case 1: return Type::Video;
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	case 2: return Type::File;
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	}
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	Unexpected("Index in Info::Media::TabIndexToType()");
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}
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Memento::Memento(not_null<Controller*> controller)
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: Memento(
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	controller->peerId(),
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	controller->migratedPeerId(),
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	controller->section().mediaType()) {
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}
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Memento::Memento(PeerId peerId, PeerId migratedPeerId, Type type)
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: ContentMemento(peerId, migratedPeerId)
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, _type(type) {
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	_searchState.query.type = type;
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	_searchState.query.peerId = peerId;
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	_searchState.query.migratedPeerId = migratedPeerId;
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	if (migratedPeerId) {
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		_searchState.migratedList = Storage::SparseIdsList();
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	}
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}
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Section Memento::section() const {
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	return Section(_type);
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}
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object_ptr<ContentWidget> Memento::createWidget(
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		QWidget *parent,
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		not_null<Controller*> controller,
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		const QRect &geometry) {
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	auto result = object_ptr<Widget>(
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		parent,
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		controller);
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	result->setInternalState(geometry, this);
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	return std::move(result);
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}
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Widget::Widget(
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	QWidget *parent,
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	not_null<Controller*> controller)
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: ContentWidget(parent, controller) {
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	_inner = setInnerWidget(object_ptr<InnerWidget>(
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		this,
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		controller));
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	_inner->setScrollHeightValue(scrollHeightValue());
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	_inner->scrollToRequests(
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	) | rpl::start_with_next([this](Ui::ScrollToRequest request) {
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		scrollTo(request);
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	}, _inner->lifetime());
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}
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rpl::producer<SelectedItems> Widget::selectedListValue() const {
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	return _inner->selectedListValue();
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}
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void Widget::cancelSelection() {
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	_inner->cancelSelection();
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}
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void Widget::setIsStackBottom(bool isStackBottom) {
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	_inner->setIsStackBottom(isStackBottom);
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}
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bool Widget::showInternal(not_null<ContentMemento*> memento) {
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	if (!controller()->validateMementoPeer(memento)) {
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		return false;
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	}
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	if (auto mediaMemento = dynamic_cast<Memento*>(memento.get())) {
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		if (_inner->showInternal(mediaMemento)) {
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			return true;
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		}
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	}
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	return false;
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}
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void Widget::setInternalState(
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		const QRect &geometry,
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		not_null<Memento*> memento) {
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	setGeometry(geometry);
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	Ui::SendPendingMoveResizeEvents(this);
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	restoreState(memento);
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}
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std::unique_ptr<ContentMemento> Widget::doCreateMemento() {
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	auto result = std::make_unique<Memento>(controller());
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	saveState(result.get());
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	return std::move(result);
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}
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void Widget::saveState(not_null<Memento*> memento) {
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	_inner->saveState(memento);
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}
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void Widget::restoreState(not_null<Memento*> memento) {
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	_inner->restoreState(memento);
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}
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} // namespace Media
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} // namespace Info
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