mirror of
https://github.com/telegramdesktop/tdesktop
synced 2025-02-26 18:41:01 +00:00
08167a6a91
Currently the build without implicitly included precompiled header is not supported anyway (because Qt MOC source files do not include stdafx.h, they include plain headers). So when we decide to support building without implicitly included precompiled headers we'll have to fix all the headers anyway.
145 lines
4.2 KiB
C++
145 lines
4.2 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop version of Telegram messaging app, see https://telegram.org
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Telegram Desktop is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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It is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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In addition, as a special exception, the copyright holders give permission
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to link the code of portions of this program with the OpenSSL library.
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Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
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Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
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*/
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#include "profile/profile_block_channel_members.h"
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#include "styles/style_profile.h"
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#include "ui/widgets/buttons.h"
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#include "boxes/members_box.h"
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#include "observer_peer.h"
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#include "lang.h"
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namespace Profile {
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using UpdateFlag = Notify::PeerUpdate::Flag;
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ChannelMembersWidget::ChannelMembersWidget(QWidget *parent, PeerData *peer) : BlockWidget(parent, peer, lang(lng_profile_participants_section)) {
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auto observeEvents = UpdateFlag::ChannelCanViewAdmins
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| UpdateFlag::ChannelCanViewMembers
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| UpdateFlag::AdminsChanged
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| UpdateFlag::MembersChanged;
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subscribe(Notify::PeerUpdated(), Notify::PeerUpdatedHandler(observeEvents, [this](const Notify::PeerUpdate &update) {
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notifyPeerUpdated(update);
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}));
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refreshButtons();
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}
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void ChannelMembersWidget::notifyPeerUpdated(const Notify::PeerUpdate &update) {
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if (update.peer != peer()) {
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return;
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}
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if (update.flags & (UpdateFlag::ChannelCanViewAdmins | UpdateFlag::AdminsChanged)) {
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refreshAdmins();
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}
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if (update.flags & (UpdateFlag::ChannelCanViewMembers | UpdateFlag::MembersChanged)) {
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refreshMembers();
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}
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refreshVisibility();
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contentSizeUpdated();
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}
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void ChannelMembersWidget::addButton(const QString &text, object_ptr<Ui::LeftOutlineButton> *button, const char *slot) {
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if (text.isEmpty()) {
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button->destroy();
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} else if (*button) {
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(*button)->setText(text);
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} else {
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button->create(this, text, st::defaultLeftOutlineButton);
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(*button)->show();
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connect(*button, SIGNAL(clicked()), this, slot);
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}
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}
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void ChannelMembersWidget::refreshButtons() {
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refreshAdmins();
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refreshMembers();
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refreshVisibility();
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}
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void ChannelMembersWidget::refreshAdmins() {
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auto getAdminsText = [this]() -> QString {
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if (auto channel = peer()->asChannel()) {
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if (!channel->isMegagroup() && channel->canViewAdmins()) {
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int adminsCount = qMax(channel->adminsCount(), 1);
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return lng_channel_admins_link(lt_count, adminsCount);
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}
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}
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return QString();
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};
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addButton(getAdminsText(), &_admins, SLOT(onAdmins()));
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}
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void ChannelMembersWidget::refreshMembers() {
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auto getMembersText = [this]() -> QString {
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if (auto channel = peer()->asChannel()) {
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if (!channel->isMegagroup() && channel->canViewMembers()) {
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int membersCount = qMax(channel->membersCount(), 1);
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return lng_channel_members_link(lt_count, membersCount);
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}
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}
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return QString();
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};
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addButton(getMembersText(), &_members, SLOT(onMembers()));
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}
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void ChannelMembersWidget::refreshVisibility() {
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setVisible(_admins || _members);
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}
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int ChannelMembersWidget::resizeGetHeight(int newWidth) {
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int newHeight = contentTop();
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auto resizeButton = [this, &newHeight, newWidth](object_ptr<Ui::LeftOutlineButton> &button) {
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if (!button) {
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return;
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}
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int left = defaultOutlineButtonLeft();
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int availableWidth = newWidth - left - st::profileBlockMarginRight;
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accumulate_min(availableWidth, st::profileBlockOneLineWidthMax);
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button->resizeToWidth(availableWidth);
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button->moveToLeft(left, newHeight);
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newHeight += button->height();
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};
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resizeButton(_admins);
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resizeButton(_members);
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return newHeight;
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}
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void ChannelMembersWidget::onAdmins() {
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if (auto channel = peer()->asChannel()) {
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Ui::show(Box<MembersBox>(channel, MembersFilter::Admins));
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}
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}
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void ChannelMembersWidget::onMembers() {
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if (auto channel = peer()->asChannel()) {
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Ui::show(Box<MembersBox>(channel, MembersFilter::Recent));
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}
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}
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} // namespace Profile
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