Simplify the saving & loading of a setting

Remove excessive usage of constexpr.
This commit is contained in:
Chocobo1 2018-05-18 14:24:54 +08:00
parent ceaf755ac6
commit eb72b9ca7d
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GPG key ID: 210D9C873253A68C
2 changed files with 13 additions and 25 deletions

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@ -44,7 +44,6 @@
#include "base/net/downloadmanager.h"
#include "base/preferences.h"
#include "base/settingsstorage.h"
#include "base/settingvalue.h"
#include "base/torrentfileguard.h"
#include "base/unicodestrings.h"
#include "base/utils/fs.h"
@ -79,8 +78,8 @@ namespace
}
}
constexpr int AddNewTorrentDialog::minPathHistoryLength;
constexpr int AddNewTorrentDialog::maxPathHistoryLength;
const int AddNewTorrentDialog::minPathHistoryLength;
const int AddNewTorrentDialog::maxPathHistoryLength;
AddNewTorrentDialog::AddNewTorrentDialog(const BitTorrent::AddTorrentParams &inParams, QWidget *parent)
: QDialog(parent)
@ -186,30 +185,21 @@ void AddNewTorrentDialog::setTopLevel(bool value)
int AddNewTorrentDialog::savePathHistoryLength()
{
return savePathHistoryLengthSetting();
const int defaultHistoryLength = 8;
const int value = settings()->loadValue(KEY_SAVEPATHHISTORYLENGTH, defaultHistoryLength).toInt();
return qBound(minPathHistoryLength, value, maxPathHistoryLength);
}
void AddNewTorrentDialog::setSavePathHistoryLength(int value)
{
Q_ASSERT(value >= minPathHistoryLength);
Q_ASSERT(value <= maxPathHistoryLength);
const int clampedValue = qBound(minPathHistoryLength, value, maxPathHistoryLength);
const int oldValue = savePathHistoryLength();
if (oldValue != value) {
savePathHistoryLengthSetting() = value;
settings()->storeValue(KEY_SAVEPATHHISTORY,
QStringList(settings()->loadValue(KEY_SAVEPATHHISTORY).toStringList().mid(0, value)));
}
}
if (clampedValue == oldValue)
return;
CachedSettingValue<int> &AddNewTorrentDialog::savePathHistoryLengthSetting()
{
const int defaultHistoryLength = 8;
static CachedSettingValue<int> setting(KEY_SAVEPATHHISTORYLENGTH.toUtf8().constData(), defaultHistoryLength,
[](int v)
{
return std::max(minPathHistoryLength, std::min(maxPathHistoryLength, v));
});
return setting;
settings()->storeValue(KEY_SAVEPATHHISTORYLENGTH, clampedValue);
settings()->storeValue(KEY_SAVEPATHHISTORY
, QStringList(settings()->loadValue(KEY_SAVEPATHHISTORY).toStringList().mid(0, clampedValue)));
}
void AddNewTorrentDialog::loadState()