Snippets: Feature enhancement start...

Provide an interface so users can create/edit/remove snippets.

src/plugins/texteditor/snippets/snippetssettings.cpp

@@ -0,0 +1,78 @@
+/**************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** Commercial Usage
+**
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Nokia.
+**
+** GNU Lesser General Public License Usage
+**
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at http://qt.nokia.com/contact.
+**
+**************************************************************************/
+
+#include "snippetssettings.h"
+#include "reuse.h"
+
+#include <QtCore/QSettings>
+
+namespace {
+
+static const QLatin1String kGroupPostfix("SnippetsSettings");
+static const QLatin1String kLastUsedSnippetGroup("LastUsedSnippetGroup");
+
+} // Anonymous
+
+using namespace TextEditor;
+using namespace Internal;
+
+SnippetsSettings::SnippetsSettings()
+{}
+
+void SnippetsSettings::toSettings(const QString &category, QSettings *s) const
+{
+    const QString &group = category + kGroupPostfix;
+    s->beginGroup(group);
+    s->setValue(kLastUsedSnippetGroup, m_lastUsedSnippetGroup);
+    s->endGroup();
+}
+
+void SnippetsSettings::fromSettings(const QString &category, QSettings *s)
+{
+    const QString &group = category + kGroupPostfix;
+    s->beginGroup(group);
+    m_lastUsedSnippetGroup =
+        s->value(kLastUsedSnippetGroup, fromSnippetGroup(Snippet::Cpp)).toString();
+    s->endGroup();
+}
+
+void SnippetsSettings::setLastUsedSnippetGroup(const QString &lastUsed)
+{
+    m_lastUsedSnippetGroup = lastUsed;
+}
+
+const QString &SnippetsSettings::lastUsedSnippetGroup() const
+{
+    return m_lastUsedSnippetGroup;
+}
+
+bool SnippetsSettings::equals(const SnippetsSettings &snippetsSettings) const
+{
+    return m_lastUsedSnippetGroup == snippetsSettings.m_lastUsedSnippetGroup;
+}