save first (if document was modified) before running OpenMW

apps/opencs/model/doc/document.cpp

@@ -2375,7 +2375,20 @@ bool CSMDoc::Document::isBlacklisted (const CSMWorld::UniversalId& id)
 void CSMDoc::Document::startRunning (const std::string& profile,
     const std::string& startupInstruction)
 {
-    mRunner.start();
+    int state = getState();
+
+    if (state & State_Modified)
+    {
+        // need to save first
+        mRunner.start (true);
+
+        new SaveWatcher (&mRunner, &mSaving); // no, that is not a memory leak. Qt is weird.
+
+        if (!(state & State_Saving))
+            save();
+    }
+    else
+        mRunner.start();
 }
 
 void CSMDoc::Document::stopRunning()

apps/opencs/model/doc/runner.cpp

@@ -1,6 +1,7 @@
 
 #include "runner.hpp"
 
+#include "operation.hpp"
 
 CSMDoc::Runner::Runner() : mRunning (false)
 {
@@ -8,26 +9,36 @@ CSMDoc::Runner::Runner() : mRunning (false)
         this, SLOT (finished (int, QProcess::ExitStatus)));
 }
 
-void CSMDoc::Runner::start()
+void CSMDoc::Runner::start (bool delayed)
 {
-    QString path = "openmw";
+    if (!delayed)
+    {
+        QString path = "openmw";
 #ifdef Q_OS_WIN
-    path.append(QString(".exe"));
+        path.append(QString(".exe"));
 #elif defined(Q_OS_MAC)
-    QDir dir(QCoreApplication::applicationDirPath());
-    path = dir.absoluteFilePath(name);
+        QDir dir(QCoreApplication::applicationDirPath());
+        path = dir.absoluteFilePath(name);
 #else
-    path.prepend(QString("./"));
+        path.prepend(QString("./"));
 #endif
 
-    mProcess.start (path);
+        mProcess.start (path);
+    }
+
     mRunning = true;
     emit runStateChanged();
 }
 
 void CSMDoc::Runner::stop()
 {
-    mProcess.kill();
+    if (mProcess.state()==QProcess::NotRunning)
+    {
+        mRunning = false;
+        emit runStateChanged();
+    }
+    else
+        mProcess.kill();
 }
 
 bool CSMDoc::Runner::isRunning() const
@@ -40,3 +51,20 @@ void CSMDoc::Runner::finished (int exitCode, QProcess::ExitStatus exitStatus)
     mRunning = false;
     emit runStateChanged();
 }
+
+
+CSMDoc::SaveWatcher::SaveWatcher (Runner *runner, Operation *operation)
+: QObject (runner), mRunner (runner)
+{
+    connect (operation, SIGNAL (done (int, bool)), this, SLOT (saveDone (int, bool)));
+}
+
+void CSMDoc::SaveWatcher::saveDone (int type, bool failed)
+{
+    if (failed)
+        mRunner->stop();
+    else
+        mRunner->start();
+
+    deleteLater();
+}

apps/opencs/model/doc/runner.hpp

@@ -17,7 +17,9 @@ namespace CSMDoc
 
             Runner();
 
-            void start();
+            /// \param delayed Flag as running but do not start the OpenMW process yet (the
+            /// process must be started by another call of start with delayed==false)
+            void start (bool delayed = false);
 
             void stop();
 
@@ -33,6 +35,25 @@ namespace CSMDoc
 
             void finished (int exitCode, QProcess::ExitStatus exitStatus);
     };
+
+    class Operation;
+
+    /// \brief Watch for end of save operation and restart or stop runner
+    class SaveWatcher : public QObject
+    {
+            Q_OBJECT
+
+            Runner *mRunner;
+
+        public:
+
+            /// *this attaches itself to runner
+            SaveWatcher (Runner *runner, Operation *operation);
+
+        private slots:
+
+            void saveDone (int type, bool failed);
+    };
 }
 
 #endif