Make C++ code style configurable.

Change-Id: Iaf08edb2361146e6b5e1cbafdb716a23c938875b
Done-with: Jarek Kobus
Task-number: QTCREATORBUG-2670
Task-number: QTCREATORBUG-4310
Task-number: QTCREATORBUG-2763
Task-number: QTCREATORBUG-3623
Task-number: QTCREATORBUG-567
Reviewed-on: http://codereview.qt.nokia.com/74
Reviewed-by: Leandro T. C. Melo <leandro.melo@nokia.com>
Reviewed-by: Jarek Kobus <jaroslaw.kobus@nokia.com>
Reviewed-by: Roberto Raggi <roberto.raggi@nokia.com>

src/plugins/cpptools/cppcodestylesettingspage.h

@@ -0,0 +1,98 @@
+#ifndef CPPCODESTYLESETTINGSPAGE_H
+#define CPPCODESTYLESETTINGSPAGE_H
+
+#include "cpptools_global.h"
+
+#include <coreplugin/dialogs/ioptionspage.h>
+#include <QtGui/QWidget>
+#include <QtCore/QPointer>
+#include <QtCore/QSharedPointer>
+#include <QtCore/QVariant>
+#include <QtCore/QStringList>
+
+#include "cppcodestylesettings.h"
+#include "cppcodeformatter.h"
+
+QT_BEGIN_NAMESPACE
+namespace Ui {
+    class CppCodeStyleSettingsPage;
+}
+QT_END_NAMESPACE
+
+namespace TextEditor {
+    class FontSettings;
+    class TabSettings;
+    class TabPreferences;
+    class IFallbackPreferences;
+    class SnippetEditorWidget;
+}
+
+namespace CppTools {
+
+class CppCodeStylePreferences;
+
+namespace Internal {
+
+class CppCodeStylePreferencesWidget : public QWidget
+{
+    Q_OBJECT
+public:
+    explicit CppCodeStylePreferencesWidget(QWidget *parent = 0);
+    virtual ~CppCodeStylePreferencesWidget();
+
+    void setTabPreferences(TextEditor::TabPreferences *tabPreferences);
+    void setCppCodeStylePreferences(CppTools::CppCodeStylePreferences *codeStylePreferences);
+
+    QString searchKeywords() const;
+
+private slots:
+    void setFontSettings(const TextEditor::FontSettings &fontSettings);
+    void setVisualizeWhitespace(bool on);
+    void slotCppCodeStyleSettingsChanged();
+    void slotSettingsChanged();
+    void updatePreview();
+    void setCppCodeStyleSettings(const CppTools::CppCodeStyleSettings &settings);
+    void slotCurrentFallbackChanged(TextEditor::IFallbackPreferences *);
+
+signals:
+    void cppCodeStyleSettingsChanged(const CppTools::CppCodeStyleSettings &);
+private:
+    CppCodeStyleSettings cppCodeStyleSettings() const;
+
+    TextEditor::TabPreferences *m_tabPreferences;
+    CppCodeStylePreferences *m_cppCodeStylePreferences;
+    Ui::CppCodeStyleSettingsPage *m_ui;
+    QList<TextEditor::SnippetEditorWidget *> m_previews;
+};
+
+
+class CppCodeStyleSettingsPage : public Core::IOptionsPage
+{
+    Q_OBJECT
+
+public:
+    explicit CppCodeStyleSettingsPage(QWidget *parent = 0);
+    ~CppCodeStyleSettingsPage();
+
+    virtual QString id() const;
+    virtual QString displayName() const;
+    virtual QString category() const;
+    virtual QString displayCategory() const;
+    virtual QIcon categoryIcon() const;
+
+    virtual QWidget *createPage(QWidget *parent);
+    virtual void apply();
+    virtual void finish() { }
+    virtual bool matches(const QString &) const;
+
+private:
+    QString m_searchKeywords;
+    TextEditor::TabPreferences *m_pageTabPreferences;
+    CppCodeStylePreferences *m_pageCppCodeStylePreferences;
+    QPointer<CppCodeStylePreferencesWidget> m_widget;
+};
+
+} // namespace Internal
+} // namespace CppTools
+
+#endif // CPPCODESTYLESETTINGSPAGE_H