display view indices in title bar

apps/opencs/view/doc/view.cpp

@@ -1,7 +1,7 @@
 
 #include "view.hpp"
 
-#include <iostream>
+#include <sstream>
 
 #include <QCloseEvent>
 #include <QMenuBar>
@@ -16,7 +16,7 @@ void CSVDoc::View::closeEvent (QCloseEvent *event)
 
 void CSVDoc::View::setupUi()
 {
-    // window menu
+    // view menu
     QMenu *view = menuBar()->addMenu (tr ("&View"));
 
     QAction *newWindow = new QAction (tr ("&New View"), this);
@@ -25,12 +25,25 @@ void CSVDoc::View::setupUi()
     view->addAction (newWindow);
 }
 
-CSVDoc::View::View (ViewManager& viewManager, CSMDoc::Document *document)
-: mViewManager (viewManager), mDocument (document)
+void CSVDoc::View::updateTitle()
+{
+    std::ostringstream stream;
+
+    stream << "New Document ";
+
+    if (mViewTotal>1)
+        stream << " [" << (mViewIndex+1) << "/" << mViewTotal << "]";
+
+    setWindowTitle (stream.str().c_str());
+}
+
+CSVDoc::View::View (ViewManager& viewManager, CSMDoc::Document *document, int totalViews)
+: mViewManager (viewManager), mDocument (document), mViewIndex (totalViews-1), mViewTotal (totalViews)
 {
     setCentralWidget (new QWidget);
     resize (200, 200);
-    setWindowTitle ("New Document");
+
+    updateTitle();
 
     setupUi();
 }
@@ -45,6 +58,13 @@ CSMDoc::Document *CSVDoc::View::getDocument()
         return mDocument;
 }
 
+void CSVDoc::View::setIndex (int viewIndex, int totalViews)
+{
+    mViewIndex = viewIndex;
+    mViewTotal = totalViews;
+    updateTitle();
+}
+
 void CSVDoc::View::newView()
 {
     mViewManager.addView (mDocument);

apps/opencs/view/doc/view.hpp

@@ -20,6 +20,8 @@ namespace CSVDoc
 
             ViewManager& mViewManager;
             CSMDoc::Document *mDocument;
+            int mViewIndex;
+            int mViewTotal;
 
             // not implemented
             View (const View&);
@@ -31,15 +33,19 @@ namespace CSVDoc
 
             void setupUi();
 
+            void updateTitle();
+
         public:
 
-            View (ViewManager& viewManager, CSMDoc::Document *document);
+            View (ViewManager& viewManager, CSMDoc::Document *document, int totalViews);
             ///< The ownership of \a document is not transferred to *this.
 
             const CSMDoc::Document *getDocument() const;
 
             CSMDoc::Document *getDocument();
 
+            void setIndex (int viewIndex, int totalViews);
+
         private slots:
 
             void newView();

apps/opencs/view/doc/viewmanager.cpp

@@ -1,10 +1,30 @@
 
 #include "viewmanager.hpp"
 
+#include <map>
+
 #include "../../model/doc/documentmanager.hpp"
 
 #include "view.hpp"
 
+void CSVDoc::ViewManager::updateIndices()
+{
+    std::map<CSMDoc::Document *, std::pair<int, int> > documents;
+
+    for (std::vector<View *>::const_iterator iter (mViews.begin()); iter!=mViews.end(); ++iter)
+    {
+        std::map<CSMDoc::Document *, std::pair<int, int> >::iterator document = documents.find ((*iter)->getDocument());
+
+        if (document==documents.end())
+            document =
+                documents.insert (
+                    std::make_pair ((*iter)->getDocument(), std::make_pair (0, countViews ((*iter)->getDocument())))).
+                first;
+
+        (*iter)->setIndex (document->second.first++, document->second.second);
+    }
+}
+
 CSVDoc::ViewManager::ViewManager (CSMDoc::DocumentManager& documentManager)
 : mDocumentManager (documentManager)
 {
@@ -22,12 +42,14 @@ CSVDoc::ViewManager::~ViewManager()
 
 CSVDoc::View *CSVDoc::ViewManager::addView (CSMDoc::Document *document)
 {
-    View *view = new View (*this, document);
+    View *view = new View (*this, document, countViews (document)+1);
 
     mViews.push_back (view);
 
     view->show();
 
+    updateIndices();
+
     return view;
 }
 
@@ -57,6 +79,8 @@ bool CSVDoc::ViewManager::closeRequest (View *view)
 
         if (last)
             mDocumentManager.removeDocument (view->getDocument());
+        else
+            updateIndices();
     }
 
     return true;

apps/opencs/view/doc/viewmanager.hpp

@@ -23,6 +23,8 @@ namespace CSVDoc
             ViewManager (const ViewManager&);
             ViewManager& operator= (const ViewManager&);
 
+            void updateIndices();
+
         public:
 
             ViewManager (CSMDoc::DocumentManager& documentManager);