CppTools: Allow to force a "Parsing" notification

Task-number: QTCREATORBUG-9597

Change-Id: I726a818c7d4af35dcb4863f74b08cd639a189bdd
Reviewed-by: Daniel Teske <daniel.teske@digia.com>

src/plugins/cpptools/builtinindexingsupport.cpp

@@ -163,7 +163,8 @@ BuiltinIndexingSupport::BuiltinIndexingSupport()
 BuiltinIndexingSupport::~BuiltinIndexingSupport()
 {}
 
-QFuture<void> BuiltinIndexingSupport::refreshSourceFiles(const QStringList &sourceFiles)
+QFuture<void> BuiltinIndexingSupport::refreshSourceFiles(const QStringList &sourceFiles,
+    CppModelManagerInterface::ProgressNotificationMode mode)
 {
     CppModelManager *mgr = CppModelManager::instance();
     const WorkingCopy workingCopy = mgr->workingCopy();
@@ -189,7 +190,7 @@ QFuture<void> BuiltinIndexingSupport::refreshSourceFiles(const QStringList &sour
 
     m_synchronizer.addFuture(result);
 
-    if (sourceFiles.count() > 1) {
+    if (mode == CppModelManagerInterface::ForcedProgressNotification || sourceFiles.count() > 1) {
         Core::ICore::progressManager()->addTask(result,
                                                 QCoreApplication::translate("CppTools::Internal::BuiltinIndexingSupport", "Parsing"),
                                                 QLatin1String(CppTools::Constants::TASK_INDEX));

src/plugins/cpptools/builtinindexingsupport.h

@@ -46,8 +46,10 @@ public:
     BuiltinIndexingSupport();
     ~BuiltinIndexingSupport();
 
-    virtual QFuture<void> refreshSourceFiles(const QStringList &sourceFiles);
+    virtual QFuture<void> refreshSourceFiles(const QStringList &sourceFiles,
-    virtual SymbolSearcher *createSymbolSearcher(SymbolSearcher::Parameters parameters, QSet<QString> fileNames);
+        CppModelManagerInterface::ProgressNotificationMode mode);
+    virtual SymbolSearcher *createSymbolSearcher(SymbolSearcher::Parameters parameters,
+                                                 QSet<QString> fileNames);
 
 private:
     QFutureSynchronizer<void> m_synchronizer;

src/plugins/cpptools/cppindexingsupport.h

@@ -32,6 +32,8 @@
 
 #include "cpptools_global.h"
 
+#include "cppmodelmanagerinterface.h"
+
 #include <find/searchresultwindow.h>
 #include <find/textfindconstants.h>
 
@@ -80,8 +82,10 @@ class CPPTOOLS_EXPORT CppIndexingSupport
 public:
     virtual ~CppIndexingSupport() = 0;
 
-    virtual QFuture<void> refreshSourceFiles(const QStringList &sourceFiles) = 0;
+    virtual QFuture<void> refreshSourceFiles(const QStringList &sourceFiles,
-    virtual SymbolSearcher *createSymbolSearcher(SymbolSearcher::Parameters parameters, QSet<QString> fileNames) = 0;
+        CppModelManagerInterface::ProgressNotificationMode mode) = 0;
+    virtual SymbolSearcher *createSymbolSearcher(SymbolSearcher::Parameters parameters,
+                                                 QSet<QString> fileNames) = 0;
 };
 
 } // namespace CppTools

src/plugins/cpptools/cppmodelmanager.cpp

@@ -522,14 +522,15 @@ CppModelManager::WorkingCopy CppModelManager::workingCopy() const
     return const_cast<CppModelManager *>(this)->buildWorkingCopyList();
 }
 
-QFuture<void> CppModelManager::updateSourceFiles(const QStringList &sourceFiles)
+QFuture<void> CppModelManager::updateSourceFiles(const QStringList &sourceFiles,
+                                                 ProgressNotificationMode mode)
 {
     if (sourceFiles.isEmpty() || !m_indexerEnabled)
         return QFuture<void>();
 
     if (m_indexingSupporter)
-        m_indexingSupporter->refreshSourceFiles(sourceFiles);
+        m_indexingSupporter->refreshSourceFiles(sourceFiles, mode);
-    return m_internalIndexingSupport->refreshSourceFiles(sourceFiles);
+    return m_internalIndexingSupport->refreshSourceFiles(sourceFiles, mode);
 }
 
 QList<CppModelManager::ProjectInfo> CppModelManager::projectInfos() const

src/plugins/cpptools/cppmodelmanager.h

@@ -67,7 +67,8 @@ public:
 
     static CppModelManager *instance();
 
-    virtual QFuture<void> updateSourceFiles(const QStringList &sourceFiles);
+    virtual QFuture<void> updateSourceFiles(const QStringList &sourceFiles,
+        ProgressNotificationMode mode = ReservedProgressNotification);
     virtual WorkingCopy workingCopy() const;
 
     virtual QList<ProjectInfo> projectInfos() const;

src/plugins/cpptools/cppmodelmanagerinterface.cpp

@@ -35,6 +35,20 @@
 
 #include <QtCore/QSet>
 
+/*!
+    \enum CppTools::CppModelManagerInterface::ProgressNotificationMode
+
+    This enum type specifies whether a progress bar notification should be
+    shown if more than one file is requested to update via
+    CppModelManagerInterface::updateSourceFiles().
+
+    \value ForcedProgressNotification
+           Notify regardless of the number of files requested for update.
+
+    \value ReservedProgressNotification
+           Notify only if more than one file is requested for update.
+*/
+
 /*!
     \enum CppTools::CppModelManagerInterface::QtVersion
     Allows C++ parser engine to inject headers or change inner settings as

src/plugins/cpptools/cppmodelmanagerinterface.h

@@ -117,6 +117,12 @@ class CPPTOOLS_EXPORT CppModelManagerInterface : public QObject
 
 public:
 
+    // Documented in source file.
+     enum ProgressNotificationMode {
+        ForcedProgressNotification,
+        ReservedProgressNotification
+    };
+
     class CPPTOOLS_EXPORT ProjectInfo
     {
     public:
@@ -251,8 +257,10 @@ Q_SIGNALS:
     void projectPartsUpdated(ProjectExplorer::Project *project);
 
 public Q_SLOTS:
+
     virtual void updateModifiedSourceFiles() = 0;
-    virtual QFuture<void> updateSourceFiles(const QStringList &sourceFiles) = 0;
+    virtual QFuture<void> updateSourceFiles(const QStringList &sourceFiles,
+        ProgressNotificationMode mode = ReservedProgressNotification) = 0;
     virtual void GC() = 0;
 };