summaryrefslogtreecommitdiffstats
path: root/logic/BaseConfigObject.cpp
diff options
context:
space:
mode:
authorJan Dalheimer <jan@dalheimer.de>2015-05-28 19:38:29 +0200
committerPetr Mrázek <peterix@gmail.com>2015-06-06 21:23:05 +0200
commit3a8b238052163952831fb5924b2483a375e86ebd (patch)
treeab120b4fac3a5345a20e7a09e1e7477e67d9ed6f /logic/BaseConfigObject.cpp
parent161dc66c2c8d5f973ee69dab36c3969a7efd7495 (diff)
downloadMultiMC-3a8b238052163952831fb5924b2483a375e86ebd.tar
MultiMC-3a8b238052163952831fb5924b2483a375e86ebd.tar.gz
MultiMC-3a8b238052163952831fb5924b2483a375e86ebd.tar.lz
MultiMC-3a8b238052163952831fb5924b2483a375e86ebd.tar.xz
MultiMC-3a8b238052163952831fb5924b2483a375e86ebd.zip
NOISSUE Various changes from multiauth that are unrelated to it
Diffstat (limited to 'logic/BaseConfigObject.cpp')
-rw-r--r--logic/BaseConfigObject.cpp119
1 files changed, 119 insertions, 0 deletions
diff --git a/logic/BaseConfigObject.cpp b/logic/BaseConfigObject.cpp
new file mode 100644
index 00000000..ff698ad0
--- /dev/null
+++ b/logic/BaseConfigObject.cpp
@@ -0,0 +1,119 @@
+/* Copyright 2015 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "BaseConfigObject.h"
+
+#include <QTimer>
+#include <QSaveFile>
+#include <QFile>
+#include <QCoreApplication>
+#include <QDebug>
+
+#include "Exception.h"
+
+BaseConfigObject::BaseConfigObject(const QString &filename)
+ : m_filename(filename)
+{
+ m_saveTimer = new QTimer;
+ m_saveTimer->setSingleShot(true);
+ // cppcheck-suppress pureVirtualCall
+ QObject::connect(m_saveTimer, &QTimer::timeout, [this](){saveNow();});
+ setSaveTimeout(250);
+
+ m_initialReadTimer = new QTimer;
+ m_initialReadTimer->setSingleShot(true);
+ QObject::connect(m_initialReadTimer, &QTimer::timeout, [this]()
+ {
+ loadNow();
+ m_initialReadTimer->deleteLater();
+ m_initialReadTimer = 0;
+ });
+ m_initialReadTimer->start(0);
+
+ // cppcheck-suppress pureVirtualCall
+ m_appQuitConnection = QObject::connect(qApp, &QCoreApplication::aboutToQuit, [this](){saveNow();});
+}
+BaseConfigObject::~BaseConfigObject()
+{
+ delete m_saveTimer;
+ if (m_initialReadTimer)
+ {
+ delete m_initialReadTimer;
+ }
+ QObject::disconnect(m_appQuitConnection);
+}
+
+void BaseConfigObject::setSaveTimeout(int msec)
+{
+ m_saveTimer->setInterval(msec);
+}
+
+void BaseConfigObject::scheduleSave()
+{
+ m_saveTimer->stop();
+ m_saveTimer->start();
+}
+void BaseConfigObject::saveNow()
+{
+ if (m_saveTimer->isActive())
+ {
+ m_saveTimer->stop();
+ }
+ if (m_disableSaving)
+ {
+ return;
+ }
+
+ QSaveFile file(m_filename);
+ if (!file.open(QFile::WriteOnly))
+ {
+ qWarning() << "Couldn't open" << m_filename << "for writing:" << file.errorString();
+ return;
+ }
+ // cppcheck-suppress pureVirtualCall
+ file.write(doSave());
+
+ if (!file.commit())
+ {
+ qCritical() << "Unable to commit the file" << file.fileName() << ":" << file.errorString();
+ file.cancelWriting();
+ }
+}
+void BaseConfigObject::loadNow()
+{
+ if (m_saveTimer->isActive())
+ {
+ saveNow();
+ }
+
+ QFile file(m_filename);
+ if (!file.exists())
+ {
+ return;
+ }
+ if (!file.open(QFile::ReadOnly))
+ {
+ qWarning() << "Couldn't open" << m_filename << "for reading:" << file.errorString();
+ return;
+ }
+ try
+ {
+ doLoad(file.readAll());
+ }
+ catch (Exception &e)
+ {
+ qWarning() << "Error loading" << m_filename << ":" << e.cause();
+ }
+}