Refactor MainWindow to remove currentFileName and delegate file name management to CodeEditor

Author: chrisdedman

include/MainWindow.h

@@ -37,7 +37,6 @@ private slots:
                           const QKeySequence &shortcut, const QString &statusTip,
                           void (MainWindow::*slot)());
     CodeEditor *editor;
-    QString currentFileName;
     Syntax *syntax;
     Tree *tree;
 };

src/MainWindow.cpp

@@ -169,21 +169,21 @@ void MainWindow::openFile()
         }
         file.close();
 
-        currentFileName = fileName;
+        editor->setCurrentFileName(fileName);
 
         setWindowTitle("CodeAstra ~ " + QFileInfo(fileName).fileName());
     }
 }
 
 void MainWindow::saveFile()
 {
-    if (currentFileName.isEmpty())
+    if (editor->getCurrentFileName().isEmpty())
     {
         saveFileAs();
         return;
     }
 
-    QFile file(currentFileName);
+    QFile file(editor->getCurrentFileName());
     if (!file.open(QFile::WriteOnly | QFile::Text))
     {
         QMessageBox::warning(this, "Error", "Cannot save file: " + file.errorString());
@@ -205,7 +205,7 @@ void MainWindow::saveFileAs()
     QString fileName = QFileDialog::getSaveFileName(this, "Save File As");
     if (!fileName.isEmpty())
     {
-        currentFileName = fileName;
+        editor->setCurrentFileName(fileName);
         saveFile();
     }
 }
@@ -224,6 +224,5 @@ void MainWindow::loadFileInEditor(const QString &filePath)
     file.close();
 
     editor->setCurrentFileName(filePath);
-    currentFileName = filePath;
     setWindowTitle("CodeAstra ~ " + QFileInfo(filePath).fileName());
 }