80% complete save-on-close feature

apps/opencs/view/doc/operations.cpp

@@ -54,7 +54,7 @@ void CSVDoc::Operations::quitOperation (int type)
 
             mLayout->removeItem ((*iter)->getLayout());
 
-            delete *iter;
+            (*iter)->deleteLater();
             mOperations.erase (iter);
 
             if (oldCount > 1)

apps/opencs/view/doc/view.cpp

@@ -18,10 +18,14 @@
 #include "operations.hpp"
 #include "subview.hpp"
 
+#include <QDebug>
 void CSVDoc::View::closeEvent (QCloseEvent *event)
 {
     if (!mViewManager.closeRequest (this))
+    {
+        qDebug() << "ignoring event";
         event->ignore();
+    }
 }
 
 void CSVDoc::View::setupFileMenu()
@@ -117,9 +121,11 @@ void CSVDoc::View::updateActions()
     mVerify->setEnabled (!(mDocument->getState() & CSMDoc::State_Verifying));
 }
 
-CSVDoc::View::View (ViewManager& viewManager, CSMDoc::Document *document, int totalViews, QMainWindow *viewParent)
-    : mViewManager (viewManager), mDocument (document), mViewIndex (totalViews-1), mViewTotal (totalViews), QMainWindow (viewParent)
+CSVDoc::View::View (ViewManager& viewManager, CSMDoc::Document *document, int totalViews) //, QMainWindow *viewParent)
+    : mViewManager (viewManager), mDocument (document), mViewIndex (totalViews-1),
+      mViewTotal (totalViews) //, QMainWindow (viewParent)
 {
+    setAttribute (Qt::WA_DeleteOnClose, true);
     setDockOptions (QMainWindow::AllowNestedDocks);
 
     resize (300, 300); /// \todo get default size from settings and set reasonable minimal size

apps/opencs/view/doc/view.hpp

@@ -67,7 +67,7 @@ namespace CSVDoc
 
         public:
 
-            View (ViewManager& viewManager, CSMDoc::Document *document, int totalViews, QMainWindow *viewParent);
+            View (ViewManager& viewManager, CSMDoc::Document *document, int totalViews); //, QMainWindow *viewParent);
             ///< The ownership of \a document is not transferred to *this.
 
             virtual ~View();
@@ -94,6 +94,8 @@ namespace CSVDoc
 
             void addSubView (const CSMWorld::UniversalId& id);
 
+            void abortOperation (int type);
+
         private slots:
 
             void newView();
@@ -106,7 +108,6 @@ namespace CSVDoc
 
             void addGmstsSubView();
 
-            void abortOperation (int type);
     };
 }
 

apps/opencs/view/doc/viewmanager.cpp

@@ -12,6 +12,10 @@
 
 #include "view.hpp"
 
+#include <QDebug>
+#include <QMessageBox>
+
+
 void CSVDoc::ViewManager::updateIndices()
 {
     std::map<CSMDoc::Document *, std::pair<int, int> > documents;
@@ -31,7 +35,7 @@ void CSVDoc::ViewManager::updateIndices()
 }
 
 CSVDoc::ViewManager::ViewManager (CSMDoc::DocumentManager& documentManager)
-: mDocumentManager (documentManager)
+    : mDocumentManager (documentManager), mCloseMeOnSaveStateChange(0)
 {
     mDelegateFactories = new CSVWorld::CommandDelegateFactoryCollection;
 
@@ -59,9 +63,9 @@ CSVDoc::View *CSVDoc::ViewManager::addView (CSMDoc::Document *document)
             this, SLOT (progress (int, int, int, int, CSMDoc::Document *)));
     }
 
-    QMainWindow *mainWindow = new QMainWindow;
+   // QMainWindow *mainWindow = new QMainWindow;
 
-    View *view = new View (*this, document, countViews (document)+1, mainWindow);
+    View *view = new View (*this, document, countViews (document)+1); //, mainWindow);
 
     mViews.push_back (view);
 
@@ -90,6 +94,8 @@ bool CSVDoc::ViewManager::closeRequest (View *view)
 {
     std::vector<View *>::iterator iter = std::find (mViews.begin(), mViews.end(), view);
 
+    bool continueWithClose = true;
+
     if (iter!=mViews.end())
     {
         bool last = countViews (view->getDocument())<=1;
@@ -97,16 +103,98 @@ bool CSVDoc::ViewManager::closeRequest (View *view)
         /// \todo check if save is in progress  -> warn user about possible data loss
         /// \todo check if document has not been saved -> return false and start close dialogue
 
-        mViews.erase (iter);
-        view->deleteLater();
+        CSMDoc::Document *document = view->getDocument();
 
-        if (last)
-            mDocumentManager.removeDocument (view->getDocument());
-        else
-            updateIndices();
+        //notify user of unsaved changes and process response
+        if ( document->getState() & CSMDoc::State_Modified)
+            continueWithClose = showModifiedDocumentMessageBox (view);
+
+        //notify user of saving in progress
+        if ( document->getState() & CSMDoc::State_Saving )
+            continueWithClose = showSaveInProgressMessageBox (view);
+
+        qDebug() << "Continue with close? " << continueWithClose;
+
+        if (continueWithClose)
+        {
+            mViews.erase (iter);
+
+            if (last)
+                mDocumentManager.removeDocument (document);
+            else
+                updateIndices();
+        }
     }
 
-    return true;
+    return continueWithClose;
+}
+
+bool CSVDoc::ViewManager::showModifiedDocumentMessageBox (View* view)
+{
+    QMessageBox messageBox;
+
+    messageBox.setText ("The document has been modified.");
+    messageBox.setInformativeText ("Do you want to save your changes?");
+    messageBox.setStandardButtons (QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel);
+    messageBox.setDefaultButton (QMessageBox::Save);
+
+    bool retVal = true;
+
+    switch (messageBox.exec())
+    {
+        case QMessageBox::Save:
+            view->getDocument()->save();
+            mCloseMeOnSaveStateChange = view;
+            retVal = false;
+        break;
+
+        case QMessageBox::Discard:
+        break;
+
+        case QMessageBox::Cancel:
+            retVal = false;
+        break;
+
+        default:
+        break;
+
+    }
+
+    return retVal;
+}
+
+bool CSVDoc::ViewManager::showSaveInProgressMessageBox (View* view)
+{
+    QMessageBox messageBox;
+
+    messageBox.setText ("The document is currently being saved.");
+    messageBox.setInformativeText("Do you want to abort the save?");
+    messageBox.setStandardButtons (QMessageBox::Yes | QMessageBox::No | QMessageBox::Cancel);
+
+    bool retVal = false;
+
+    switch (messageBox.exec())
+    {
+        case QMessageBox::Yes:
+            view->abortOperation(CSMDoc::State_Saving);
+           // mCloseMeOnSaveStateChange = view;
+            retVal = false;
+        break;
+
+        case QMessageBox::No:
+            //mCloseMeOnSaveStateChange = view;
+            retVal = false;
+        break;
+
+        case QMessageBox::Cancel:
+            retVal = false;
+        break;
+
+        default:
+        break;
+    }
+
+    return retVal;
 }
 
 void CSVDoc::ViewManager::documentStateChanged (int state, CSMDoc::Document *document)
@@ -114,6 +202,19 @@ void CSVDoc::ViewManager::documentStateChanged (int state, CSMDoc::Document *doc
     for (std::vector<View *>::const_iterator iter (mViews.begin()); iter!=mViews.end(); ++iter)
             if ((*iter)->getDocument()==document)
                 (*iter)->updateDocumentState();
+
+    if (mPreviousDocumentState & CSMDoc::State_Saving)
+        qDebug() << "Last state was saving";
+    else
+        qDebug() << "Last state was something else";
+/*
+    if (mCloseMeOnSaveStateChange && (mPreviousDocumentState & CSMDoc::State_Saving))
+    {
+        mCloseMeOnSaveStateChange->close();
+        mCloseMeOnSaveStateChange = 0;
+    }
+*/
+    mPreviousDocumentState = state;
 }
 
 void CSVDoc::ViewManager::progress (int current, int max, int type, int threads, CSMDoc::Document *document)

apps/opencs/view/doc/viewmanager.hpp

@@ -27,12 +27,17 @@ namespace CSVDoc
             CSMDoc::DocumentManager& mDocumentManager;
             std::vector<View *> mViews;
             CSVWorld::CommandDelegateFactoryCollection *mDelegateFactories;
+            View *mCloseMeOnSaveStateChange;
+            int mPreviousDocumentState;
 
             // not implemented
             ViewManager (const ViewManager&);
             ViewManager& operator= (const ViewManager&);
 
             void updateIndices();
+            bool showModifiedDocumentMessageBox (View* view);
+            bool showSaveInProgressMessageBox (View* view);
+
 
         public:
 
@@ -63,4 +68,4 @@ namespace CSVDoc
 
 }
 
-#endif
+#endif