First step towards dynamic ui completion. Add hooks in cppmodelmanager

This adds a way for plugins to tell the cppmodel that for certain files,
the actual contents come from it, instead of reading from the disk.
(For texteditors the cppmodel does that automatically.)

Reviewed-By: Roberto Raggi <roberto.raggi@nokia.com>

src/plugins/cpptools/cppmodelmanager.cpp

@@ -648,6 +648,16 @@ QByteArray CppModelManager::internalDefinedMacros() const
     return macros;
 }
 
+void CppModelManager::addEditorSupport(AbstractEditorSupport *editorSupport)
+{
+    m_addtionalEditorSupport.insert(editorSupport);
+}
+
+void CppModelManager::removeEditorSupport(AbstractEditorSupport *editorSupport)
+{
+    m_addtionalEditorSupport.remove(editorSupport);
+}
+
 QMap<QString, QByteArray> CppModelManager::buildWorkingCopyList()
 {
     QMap<QString, QByteArray> workingCopy;
@@ -660,6 +670,12 @@ QMap<QString, QByteArray> CppModelManager::buildWorkingCopyList()
         workingCopy[fileName] = editorSupport->contents();
     }
 
+    QSetIterator<AbstractEditorSupport *> jt(m_addtionalEditorSupport);
+    while (jt.hasNext()) {
+        AbstractEditorSupport *es =  jt.next();
+        workingCopy[es->fileName()] = es->contents();
+    }
+
     // add the project configuration file
     QByteArray conf(pp_configuration);
     conf += definedMacros();

src/plugins/cpptools/cppmodelmanager.h

@@ -91,6 +91,9 @@ public:
     void stopEditorSelectionsUpdate()
     { m_updateEditorSelectionsTimer->stop(); }
 
+    virtual void addEditorSupport(AbstractEditorSupport *editorSupport);
+    virtual void removeEditorSupport(AbstractEditorSupport *editorSupport);
+
 Q_SIGNALS:
     void projectPathChanged(const QString &projectPath);
 
@@ -161,6 +164,8 @@ private:
     // editor integration
     QMap<TextEditor::ITextEditor *, CppEditorSupport *> m_editorSupport;
 
+    QSet<AbstractEditorSupport *> m_addtionalEditorSupport;
+
     // project integration
     QMap<ProjectExplorer::Project *, ProjectInfo> m_projects;
 

src/plugins/cpptools/cppmodelmanagerinterface.h

@@ -41,6 +41,8 @@ namespace ProjectExplorer {
 }
 
 namespace CppTools {
+    
+class AbstractEditorSupport;
 
 class CPPTOOLS_EXPORT CppModelManagerInterface : public QObject
 {
@@ -87,6 +89,25 @@ public:
     virtual QList<ProjectInfo> projectInfos() const = 0;
     virtual ProjectInfo projectInfo(ProjectExplorer::Project *project) const = 0;
     virtual void updateProjectInfo(const ProjectInfo &pinfo) = 0;
+
+    virtual void addEditorSupport(AbstractEditorSupport *editorSupport) = 0;
+    virtual void removeEditorSupport(AbstractEditorSupport *editorSupport) = 0;
+};
+
+class CPPTOOLS_EXPORT AbstractEditorSupport
+{
+public:
+    AbstractEditorSupport(CppModelManagerInterface *modelmanager)
+        : m_modelmanager(modelmanager)  {}
+    virtual ~AbstractEditorSupport() {}
+    virtual QByteArray contents() const = 0;
+    virtual QString fileName() const = 0;
+
+    void updateDocument()
+    { m_modelmanager->updateSourceFiles(QStringList() << fileName()); }
+
+private:
+    CppModelManagerInterface *m_modelmanager;
 };
 
 } // namespace CppTools