118 lines
		
	
	
	
		
			2.9 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			118 lines
		
	
	
	
		
			2.9 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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| 
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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/feed/info_feed_cover.h"
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| 
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| #include "data/data_feed.h"
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| #include "data/data_session.h"
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| #include "info/info_controller.h"
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| #include "info/info_memento.h"
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| #include "lang/lang_keys.h"
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| #include "ui/widgets/labels.h"
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| #include "ui/special_buttons.h"
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| #include "auth_session.h"
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| #include "styles/style_info.h"
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| 
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| namespace Info {
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| namespace FeedProfile {
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| 
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| Cover::Cover(
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| 	QWidget *parent,
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| 	not_null<Controller*> controller)
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| : FixedHeightWidget(
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| 	parent,
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| 	st::infoProfilePhotoTop
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| 		+ st::infoProfilePhoto.size.height()
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| 		+ st::infoProfilePhotoBottom)
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| , _controller(controller)
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| , _feed(_controller->key().feed())
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| , _userpic(
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| 	this,
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| 	controller->parentController(),
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| 	_feed,
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| 	st::infoFeedProfilePhoto)
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| , _name(this, st::infoProfileNameLabel)
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| , _status(
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| 		this,
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| 		st::infoProfileMegagroupStatusLabel) {
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| 	_userpic->setPointerCursor(false);
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| 	_name->setSelectable(true);
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| 	_name->setContextCopyText(lang(lng_profile_copy_fullname));
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| 	refreshNameText();
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| 	refreshStatusText();
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| 
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| 	initViewers();
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| 	setupChildGeometry();
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| }
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| 
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| void Cover::setupChildGeometry() {
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| 	widthValue(
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| 	) | rpl::start_with_next([=](int newWidth) {
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| 		_userpic->moveToLeft(
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| 			st::infoProfilePhotoLeft,
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| 			st::infoProfilePhotoTop,
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| 			newWidth);
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| 		refreshNameGeometry(newWidth);
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| 		refreshStatusGeometry(newWidth);
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| 	}, lifetime());
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| }
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| 
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| void Cover::initViewers() {
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| 	Auth().data().feedUpdated(
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| 	) | rpl::filter([](const Data::FeedUpdate &update) {
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| 		return (update.flag == Data::FeedUpdateFlag::Channels);
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| 	}) | rpl::start_with_next(
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| 		[=] { refreshStatusText(); },
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| 		lifetime());
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| }
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| 
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| void Cover::refreshNameText() {
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| 	_name->setText(_feed->chatListName());
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| 	refreshNameGeometry(width());
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| }
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| 
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| void Cover::refreshStatusText() {
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| 	const auto statusText = [&] {
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| 		if (!_feed->channelsLoaded() || _feed->channels().empty()) {
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| 			return QString();
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| 		}
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| 		return lng_feed_channels(lt_count, _feed->channels().size());
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| 	}();
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| 	_status->setRichText(textcmdLink(1, statusText));
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| 	_status->setLink(1, std::make_shared<LambdaClickHandler>([=] {
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| 		_controller->showSection(Info::Memento(
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| 			_feed,
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| 			Section::Type::Channels));
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| 	}));
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| 	refreshStatusGeometry(width());
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| }
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| 
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| void Cover::refreshNameGeometry(int newWidth) {
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| 	auto nameLeft = st::infoProfileNameLeft;
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| 	auto nameTop = st::infoProfileNameTop;
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| 	auto nameWidth = newWidth
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| 		- nameLeft
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| 		- st::infoProfileNameRight;
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| 	_name->resizeToNaturalWidth(nameWidth);
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| 	_name->moveToLeft(nameLeft, nameTop, newWidth);
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| }
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| 
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| void Cover::refreshStatusGeometry(int newWidth) {
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| 	auto statusWidth = newWidth
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| 		- st::infoProfileStatusLeft
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| 		- st::infoProfileStatusRight;
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| 	_status->resizeToWidth(statusWidth);
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| 	_status->moveToLeft(
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| 		st::infoProfileStatusLeft,
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| 		st::infoProfileStatusTop,
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| 		newWidth);
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| }
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| 
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| Cover::~Cover() = default;
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| 
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| } // namespace FeedProfile
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| } // namespace Info
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