1 files changed, 94 insertions, 0 deletions
diff --git a/src/filedialogmemory.cpp b/src/filedialogmemory.cpp
new file mode 100644
index 00000000..86bf22c3
--- /dev/null
+++ b/src/filedialogmemory.cpp
@@ -0,0 +1,94 @@
+/*
+Copyright (C) 2012 Sebastian Herbord. All rights reserved.
+
+This file is part of Mod Organizer.
+
+Mod Organizer 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.
+
+Mod Organizer 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.
+
+You should have received a copy of the GNU General Public License
+along with Mod Organizer.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "filedialogmemory.h"
+#include <QFileDialog>
+
+
+FileDialogMemory::FileDialogMemory()
+{
+}
+
+
+void FileDialogMemory::save(QSettings &settings)
+{
+  settings.remove("recentDirectories");
+  settings.beginWriteArray("recentDirectories");
+  int index = 0;
+  for (std::map<QString, QString>::const_iterator iter = instance().m_Cache.begin();
+       iter != instance().m_Cache.end(); ++iter) {
+    settings.setArrayIndex(index++);
+    settings.setValue("name", iter->first);
+    settings.setValue("directory", iter->second);
+  }
+  settings.endArray();
+}
+
+
+void FileDialogMemory::restore(QSettings &settings)
+{
+  int size = settings.beginReadArray("recentDirectories");
+  for (int i = 0; i < size; ++i) {
+    settings.setArrayIndex(i);
+    QVariant name = settings.value("name");
+    QVariant dir  = settings.value("directory");
+    if (name.isValid() && dir.isValid()) {
+      instance().m_Cache.insert(std::make_pair(name.toString(), dir.toString()));
+    }
+  }
+  settings.endArray();
+}
+
+
+QString FileDialogMemory::getOpenFileName(const QString &dirID, QWidget *parent,
+                 const QString &caption, const QString &dir,
+                 const QString &filter, QString *selectedFilter,
+                 QFileDialog::Options options)
+{
+  std::pair<std::map<QString, QString>::iterator, bool> currentDir =
+      instance().m_Cache.insert(std::make_pair(dirID, dir));
+
+  QString result = QFileDialog::getOpenFileName(parent, caption, currentDir.first->second,
+                                                filter, selectedFilter, options);
+  if (!result.isNull()) {
+    instance().m_Cache[dirID] = QFileInfo(result).path();
+  }
+  return result;
+}
+
+
+QString FileDialogMemory::getExistingDirectory(const QString &dirID, QWidget *parent,
+                 const QString &caption, const QString &dir, QFileDialog::Options options)
+{
+  std::pair<std::map<QString, QString>::iterator, bool> currentDir =
+      instance().m_Cache.insert(std::make_pair(dirID, dir));
+
+  QString result = QFileDialog::getExistingDirectory(parent, caption, currentDir.first->second, options);
+  if (!result.isNull()) {
+    instance().m_Cache[dirID] = QFileInfo(result).path();
+  }
+  return result;
+}
+
+
+FileDialogMemory &FileDialogMemory::instance()
+{
+  static FileDialogMemory instance;
+  return instance;
+}