GUI: Add checked directory path to main window caption.

gui/mainwindow.cpp

@@ -107,7 +107,7 @@ MainWindow::MainWindow() :
 
     LoadSettings();
     mThread->Initialize(&mResults);
-    setWindowTitle(tr("Cppcheck"));
+    FormatAndSetTitle();
 
     EnableCheckButtons(true);
 
@@ -233,6 +233,7 @@ void MainWindow::DoCheckFiles(QFileDialog::FileMode mode)
                    mSettings.value(tr("Check path"), "").toString());
         if (selected.isEmpty())
             mCurrentDirectory.clear();
+        FormatAndSetTitle();
     }
     else if (mode == QFileDialog::DirectoryOnly)
     {
@@ -243,6 +244,7 @@ void MainWindow::DoCheckFiles(QFileDialog::FileMode mode)
         {
             mCurrentDirectory = dir;
             selected.append(dir);
+            FormatAndSetTitle(dir);
         }
     }
 
@@ -566,3 +568,13 @@ void MainWindow::Save()
 void MainWindow::ResultsAdded()
 {
 }
+
+void MainWindow::FormatAndSetTitle(const QString &text)
+{
+    QString title;
+    if (text.isEmpty())
+        title = tr("Cppcheck");
+    else
+        title = QString(tr("Cppcheck - %1")).arg(text);
+    setWindowTitle(title);
+}

gui/mainwindow.h

@@ -223,6 +223,12 @@ protected:
     */
     void SaveSettings();
 
+    /**
+    * @brief Format main window title.
+    * @param text Text added to end of the title.
+    */
+    void FormatAndSetTitle(const QString &text = QString());
+
     /**
     * @brief Program settings
     *