e38d683979
base::lambda_guarded may destroy the lambda after the owner. In case of SelfDestructionBox it lead to a dtor of a dangling object_ptr. MTP::Sender destroys the lambda handlers together with itself.
81 lines
3.2 KiB
C++
81 lines
3.2 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 "boxes/self_destruction_box.h"
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#include "lang.h"
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#include "ui/widgets/checkbox.h"
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#include "ui/widgets/labels.h"
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#include "styles/style_boxes.h"
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void SelfDestructionBox::prepare() {
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setTitle(lang(lng_self_destruct_title));
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_ttlValues = { 30, 90, 180, 365 };
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auto fake = object_ptr<Ui::FlatLabel>(this, lang(lng_self_destruct_description), Ui::FlatLabel::InitType::Simple, st::boxLabel);
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auto boxHeight = st::boxOptionListPadding.top()
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+ fake->height() + st::boxMediumSkip
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+ _ttlValues.size() * (st::langsButton.height + st::boxOptionListSkip) - st::boxOptionListSkip
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+ st::boxOptionListPadding.bottom() + st::boxPadding.bottom();
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fake.destroy();
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setDimensions(st::boxWidth, boxHeight);
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auto loading = object_ptr<Ui::FlatLabel>(this, lang(lng_contacts_loading), Ui::FlatLabel::InitType::Simple, st::membersAbout);
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loading->moveToLeft((st::boxWidth - loading->width()) / 2, boxHeight / 3);
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addButton(lang(lng_cancel), [this] { closeBox(); });
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request(MTPaccount_GetAccountTTL()).done([this, loading = std::move(loading)](const MTPAccountDaysTTL &result) mutable {
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Expects(result.type() == mtpc_accountDaysTTL);
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Expects(!_ttlValues.empty());
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loading.destroy();
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auto y = st::boxOptionListPadding.top();
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_description.create(this, lang(lng_self_destruct_description), Ui::FlatLabel::InitType::Simple, st::boxLabel);
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_description->moveToLeft(st::boxPadding.left(), y);
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y += _description->height() + st::boxMediumSkip;
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auto current = result.c_accountDaysTTL().vdays.v;
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auto currentAdjusted = _ttlValues[0];
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for (auto days : _ttlValues) {
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if (qAbs(current - days) < qAbs(current - currentAdjusted)) {
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currentAdjusted = days;
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}
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}
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auto group = std::make_shared<Ui::RadiobuttonGroup>(currentAdjusted);
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auto count = int(_ttlValues.size());
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_options.reserve(count);
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for (auto days : _ttlValues) {
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_options.emplace_back(this, group, days, (days > 364) ? lng_self_destruct_years(lt_count, days / 365) : lng_self_destruct_months(lt_count, qMax(days / 30, 1)), st::langsButton);
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_options.back()->moveToLeft(st::boxPadding.left(), y);
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y += _options.back()->heightNoMargins() + st::boxOptionListSkip;
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}
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showChildren();
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clearButtons();
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addButton(lang(lng_settings_save), [this, group] {
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MTP::send(MTPaccount_SetAccountTTL(MTP_accountDaysTTL(MTP_int(group->value()))));
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closeBox();
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});
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addButton(lang(lng_cancel), [this] { closeBox(); });
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}).send();
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}
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