debugger: deactivate thread window operations during stepping

src/plugins/debugger/debuggerengine.cpp

@@ -225,6 +225,7 @@ public slots:
     void scheduleResetLocation()
     {
         m_stackHandler.scheduleResetLocation();
+        m_threadsHandler.scheduleResetLocation();
         m_disassemblerAgent.scheduleResetLocation();
         m_locationTimer.setSingleShot(true);
         m_locationTimer.start(80);
@@ -235,6 +236,7 @@ public slots:
         m_locationTimer.stop();
         m_locationMark.reset();
         m_stackHandler.resetLocation();
+        m_threadsHandler.resetLocation();
         m_disassemblerAgent.resetLocation();
     }
 

src/plugins/debugger/threadshandler.cpp

@@ -104,6 +104,8 @@ ThreadsHandler::ThreadsHandler()
     m_positionIcon(QLatin1String(":/debugger/images/location_16.png")),
     m_emptyIcon(QLatin1String(":/debugger/images/debugger_empty_14.png"))
 {
+    m_resetLocationScheduled = false;
+    m_contentsValid = false;
 }
 
 int ThreadsHandler::rowCount(const QModelIndex &parent) const
@@ -194,6 +196,11 @@ QVariant ThreadsHandler::headerData
     return QVariant();
 }
 
+Qt::ItemFlags ThreadsHandler::flags(const QModelIndex &index) const
+{
+    return m_contentsValid ? QAbstractTableModel::flags(index) : Qt::ItemFlags(0);
+}
+
 int ThreadsHandler::currentThreadId() const
 {
     if (m_currentIndex < 0 || m_currentIndex >= m_threads.size())
@@ -241,7 +248,9 @@ void ThreadsHandler::setThreads(const Threads &threads)
     m_threads = threads;
     if (m_currentIndex >= m_threads.size())
         m_currentIndex = -1;
-    layoutChanged();
+    m_resetLocationScheduled = false;
+    m_contentsValid = true;
+    reset();
 }
 
 Threads ThreadsHandler::threads() const
@@ -253,7 +262,7 @@ void ThreadsHandler::removeAll()
 {
     m_threads.clear();
     m_currentIndex = 0;
-    layoutChanged();
+    reset();
 }
 
 void ThreadsHandler::notifyRunning()
@@ -303,5 +312,19 @@ Threads ThreadsHandler::parseGdbmiThreads(const GdbMi &data, int *currentThread)
     return threads;
 }
 
+void ThreadsHandler::scheduleResetLocation()
+{
+    m_resetLocationScheduled = true;
+    m_contentsValid = false;
+}
+
+void ThreadsHandler::resetLocation()
+{
+    if (m_resetLocationScheduled) {
+        m_resetLocationScheduled = false;
+        reset();
+    }
+}
+
 } // namespace Internal
 } // namespace Debugger

src/plugins/debugger/threadshandler.h

@@ -70,17 +70,24 @@ public:
 
     static Threads parseGdbmiThreads(const GdbMi &data, int *currentThread = 0);
 
+    void resetLocation();
+    void scheduleResetLocation();
+
 private:
     int rowCount(const QModelIndex &parent = QModelIndex()) const;
     int columnCount(const QModelIndex &parent = QModelIndex()) const;
     QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
     QVariant headerData(int section, Qt::Orientation orientation,
         int role = Qt::DisplayRole) const;
+    Qt::ItemFlags flags(const QModelIndex &index) const;
 
     Threads m_threads;
     int m_currentIndex;
     const QIcon m_positionIcon;
     const QIcon m_emptyIcon;
+
+    bool m_resetLocationScheduled;
+    bool m_contentsValid;
 };
 
 } // namespace Internal