ClangFormat: Synchronize with C++ code style settings

And remove UI for default code style settings because
it does not affect anything when ClangFormat plugin is
enabled.

Change-Id: Ie348b7d2691b09ea2b4868da987f2a27347ea0f3
Reviewed-by: Marco Bubke <marco.bubke@qt.io>

src/plugins/cpptools/cppcodestylesettings.cpp

@@ -33,6 +33,8 @@
 #include <projectexplorer/project.h>
 #include <projectexplorer/projecttree.h>
 
+#include <texteditor/tabsettings.h>
+
 #include <cplusplus/Overview.h>
 
 #include <utils/qtcassert.h>
@@ -226,6 +228,31 @@ CppCodeStyleSettings CppCodeStyleSettings::currentGlobalCodeStyle()
     return cppCodeStylePreferences->currentCodeStyleSettings();
 }
 
+TextEditor::TabSettings CppCodeStyleSettings::currentProjectTabSettings()
+{
+    ProjectExplorer::Project *project = ProjectExplorer::ProjectTree::currentProject();
+    if (!project)
+        return currentGlobalTabSettings();
+
+    ProjectExplorer::EditorConfiguration *editorConfiguration = project->editorConfiguration();
+    QTC_ASSERT(editorConfiguration, return currentGlobalTabSettings());
+
+    TextEditor::ICodeStylePreferences *codeStylePreferences
+        = editorConfiguration->codeStyle(CppTools::Constants::CPP_SETTINGS_ID);
+    QTC_ASSERT(codeStylePreferences, return currentGlobalTabSettings());
+    return codeStylePreferences->tabSettings();
+}
+
+TextEditor::TabSettings CppCodeStyleSettings::currentGlobalTabSettings()
+{
+    CppTools::CppCodeStylePreferences *cppCodeStylePreferences
+            = CppTools::CppToolsSettings::instance()->cppCodeStyle();
+    QTC_ASSERT(cppCodeStylePreferences, return TextEditor::TabSettings());
+
+    return cppCodeStylePreferences->tabSettings();
+}
+
+
 static void configureOverviewWithCodeStyleSettings(CPlusPlus::Overview &overview,
                                                    const CppCodeStyleSettings &settings)
 {

src/plugins/cpptools/cppcodestylesettings.h

@@ -34,6 +34,7 @@ class QSettings;
 QT_END_NAMESPACE
 
 namespace CPlusPlus { class Overview; }
+namespace TextEditor { class TabSettings; }
 
 namespace CppTools {
 
@@ -94,6 +95,8 @@ public:
 
     static CppCodeStyleSettings currentProjectCodeStyle();
     static CppCodeStyleSettings currentGlobalCodeStyle();
+    static TextEditor::TabSettings currentProjectTabSettings();
+    static TextEditor::TabSettings currentGlobalTabSettings();
 
     /*! Returns an Overview configured by the current project's code style.