tdesktop/Telegram/SourceFiles/boxes/localstoragebox.cpp

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/*
This file is part of Telegram Desktop,
the official desktop version of Telegram messaging app, see https://telegram.org
Telegram Desktop is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
It is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
In addition, as a special exception, the copyright holders give permission
to link the code of portions of this program with the OpenSSL library.
Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
*/
#include "boxes/localstoragebox.h"
#include "styles/style_boxes.h"
#include "ui/widgets/buttons.h"
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#include "storage/localstorage.h"
#include "lang.h"
#include "mainwindow.h"
#include "auth_session.h"
LocalStorageBox::LocalStorageBox(QWidget *parent)
: _clear(this, lang(lng_local_storage_clear), st::boxLinkButton) {
}
void LocalStorageBox::prepare() {
setTitle(lang(lng_local_storage_title));
addButton(lang(lng_box_ok), [this] { closeBox(); });
_clear->setClickedCallback([this] { clearStorage(); });
connect(App::wnd(), SIGNAL(tempDirCleared(int)), this, SLOT(onTempDirCleared(int)));
connect(App::wnd(), SIGNAL(tempDirClearFailed(int)), this, SLOT(onTempDirClearFailed(int)));
subscribe(AuthSession::CurrentDownloaderTaskFinished(), [this] { update(); });
updateControls();
checkLocalStoredCounts();
}
void LocalStorageBox::updateControls() {
auto rowsHeight = 0;
if (_imagesCount > 0 && _audiosCount > 0) {
rowsHeight = 2 * (st::linkFont->height + st::localStorageBoxSkip);
} else {
rowsHeight = st::linkFont->height + st::localStorageBoxSkip;
}
_clear->setVisible(_imagesCount > 0 || _audiosCount > 0);
setDimensions(st::boxWidth, st::localStorageBoxSkip + rowsHeight + _clear->height());
_clear->moveToLeft(st::boxPadding.left(), st::localStorageBoxSkip + rowsHeight);
update();
}
void LocalStorageBox::checkLocalStoredCounts() {
int imagesCount = Local::hasImages() + Local::hasStickers() + Local::hasWebFiles();
int audiosCount = Local::hasAudios();
if (imagesCount != _imagesCount || audiosCount != _audiosCount) {
_imagesCount = imagesCount;
_audiosCount = audiosCount;
if (_imagesCount > 0 || _audiosCount > 0) {
_state = State::Normal;
}
updateControls();
}
}
void LocalStorageBox::paintEvent(QPaintEvent *e) {
BoxContent::paintEvent(e);
Painter p(this);
p.setFont(st::boxTextFont);
p.setPen(st::windowFg);
checkLocalStoredCounts();
auto top = st::localStorageBoxSkip;
if (_imagesCount > 0) {
auto text = lng_settings_images_cached(lt_count, _imagesCount, lt_size, formatSizeText(Local::storageImagesSize() + Local::storageStickersSize() + Local::storageWebFilesSize()));
p.drawTextLeft(st::boxPadding.left(), top, width(), text);
top += st::boxTextFont->height + st::localStorageBoxSkip;
}
if (_audiosCount > 0) {
auto text = lng_settings_audios_cached(lt_count, _audiosCount, lt_size, formatSizeText(Local::storageAudiosSize()));
p.drawTextLeft(st::boxPadding.left(), top, width(), text);
top += st::boxTextFont->height + st::localStorageBoxSkip;
} else if (_imagesCount <= 0) {
p.drawTextLeft(st::boxPadding.left(), top, width(), lang(lng_settings_no_data_cached));
top += st::boxTextFont->height + st::localStorageBoxSkip;
}
auto text = ([this]() -> QString {
switch (_state) {
case State::Clearing: return lang(lng_local_storage_clearing);
case State::Cleared: return lang(lng_local_storage_cleared);
case State::ClearFailed: return lang(lng_local_storage_clear_failed);
}
return QString();
})();
if (!text.isEmpty()) {
p.drawTextLeft(st::boxPadding.left(), top, width(), text);
top += st::boxTextFont->height + st::localStorageBoxSkip;
}
}
void LocalStorageBox::clearStorage() {
App::wnd()->tempDirDelete(Local::ClearManagerStorage);
_state = State::Clearing;
updateControls();
}
void LocalStorageBox::onTempDirCleared(int task) {
if (task & Local::ClearManagerStorage) {
_state = State::Cleared;
}
updateControls();
}
void LocalStorageBox::onTempDirClearFailed(int task) {
if (task & Local::ClearManagerStorage) {
_state = State::ClearFailed;
}
updateControls();
}