Settings page for the generic highlighter.

1 files changed, 124 insertions, 0 deletions

diff --git a/src/plugins/texteditor/generichighlighter/highlightersettings.cpp b/src/plugins/texteditor/generichighlighter/highlightersettings.cpp
new file mode 100644
index 0000000000..c453ebc18e
--- /dev/null
+++ b/src/plugins/texteditor/generichighlighter/highlightersettings.cpp
@@ -0,0 +1,124 @@
+/**************************************************************************
+**
+** 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 "highlightersettings.h"
+
+#include <coreplugin/icore.h>
+
+#include <QtCore/QSettings>
+#include <QtCore/QString>
+#include <QtCore/QLatin1String>
+
+#ifdef Q_OS_LINUX
+#include <QtCore/QDir>
+#include <QtCore/QProcess>
+#endif
+
+namespace TextEditor {
+namespace Internal {
+
+void applyDefaults(HighlighterSettings *settings)
+{
+    settings->m_definitionFilesPath.clear();
+
+#ifdef Q_OS_LINUX
+    static const QLatin1String kateSyntax("/share/apps/katepart/syntax");
+
+    // Wild guess.
+    QDir dir(QLatin1String("/usr") + kateSyntax);
+    if (dir.exists()) {
+        settings->m_definitionFilesPath = dir.path();
+    } else {
+        // Try kde-config.
+        QProcess process;
+        process.start(QLatin1String("kde-config"), QStringList(QLatin1String("--prefix")));
+        if (process.waitForStarted(5000)) {
+            process.waitForFinished(5000);
+            QString output = QString::fromLocal8Bit(process.readAllStandardOutput());
+            output.remove(QLatin1Char('\n'));
+            dir.setPath(output + kateSyntax);
+            if (dir.exists())
+                settings->m_definitionFilesPath = dir.path();
+        }
+    }
+#endif
+
+    if (settings->m_definitionFilesPath.isEmpty())
+        settings->m_definitionFilesPath = Core::ICore::instance()->resourcePath() +
+                                          QLatin1String("/generic-highlighter");
+}
+
+} // namespace Internal
+} // namespace TextEditor
+
+namespace {
+
+static const QLatin1String kDefinitionFilesPath("DefinitionFilesPath");
+static const QLatin1String kGroupPostfix("HighlighterSettings");
+
+QString groupSpecifier(const QString &postFix, const QString &category)
+{
+    if (category.isEmpty())
+        return postFix;
+    return QString(category + postFix);
+}
+
+} // namespace anonymous
+
+using namespace TextEditor;
+using namespace Internal;
+
+HighlighterSettings::HighlighterSettings()
+{}
+
+void HighlighterSettings::toSettings(const QString &category, QSettings *s) const
+{
+    const QString &group = groupSpecifier(kGroupPostfix, category);
+    s->beginGroup(group);
+    s->setValue(kDefinitionFilesPath, m_definitionFilesPath);
+    s->endGroup();
+}
+
+void HighlighterSettings::fromSettings(const QString &category, QSettings *s)
+{
+    const QString &group = groupSpecifier(kGroupPostfix, category);
+    s->beginGroup(group);
+
+    if (!s->contains(kDefinitionFilesPath))
+        applyDefaults(this);
+    else
+        m_definitionFilesPath = s->value(kDefinitionFilesPath, QString()).toString();
+
+    s->endGroup();
+}
+
+bool HighlighterSettings::equals(const HighlighterSettings &highlighterSettings) const
+{
+    return m_definitionFilesPath == highlighterSettings.m_definitionFilesPath;
+}