remember most recently selected path/file

main.cpp

@@ -7,5 +7,9 @@ int main(int argc, char *argv[])
     MainWindow w;
     w.show();
 
+    a.setApplicationName("Speech-To-Text");
+    a.setOrganizationName("Lantia IT");
+    a.setOrganizationDomain("lantia-it.de");
+
     return a.exec();
 }

mainwindow.cpp

@@ -148,12 +148,24 @@ void MainWindow::handleInitialSettings(){
 }
 
 void MainWindow::importFile(){
+
+    QString startDir = QDir::currentPath();
+    if(mySettings->contains(SETTING_MOST_RECENT_PATH)){
+        startDir = mySettings->value(SETTING_MOST_RECENT_PATH).toString();
+    }
+
     QString filename =  QFileDialog::getOpenFileName(
                 this,
                 "Open Document",
-                QDir::currentPath(),
+                startDir,
                 "All files (*.*) ;; Document files (*.doc *.rtf);; PNG files (*.png)");
 
+    /* set most recent path */
+    QFileInfo* fi = new QFileInfo(filename);
+    QDir dirInfo = fi->absoluteDir();
+    QString dirPath = dirInfo.absolutePath();
+    mySettings->setValue(SETTING_MOST_RECENT_PATH, dirPath);
+
     if(filename.isNull()){
         return;
     }else{

settingkeys.h

@@ -11,5 +11,6 @@
 #define SETTING_USER            "user"
 #define SETTING_PASS            "pass"
 #define SETTING_LINUX_EXPLORER  "linux-explorer"
+#define SETTING_MOST_RECENT_PATH "most-recent-path"
 
 #endif // SETTINGKEYS_H