Add Drag & Drop support

mainwindow.cpp

@@ -9,6 +9,7 @@
 #include <QStringList>
 #include <QSignalMapper>
 #include <regex>
+#include <QMimeData>
 
 using namespace std;
 string ruta;
@@ -30,9 +31,38 @@ MainWindow::MainWindow(QWidget *parent)
     , ui(new Ui::MainWindow)
 {
     ui->setupUi(this);
+    setAcceptDrops(true);
+}
 
+void MainWindow::dragEnterEvent(QDragEnterEvent *e)
+{
+    if (e->mimeData()->hasUrls()) {
+        e->acceptProposedAction();
+    }
 }
 
+void MainWindow::dropEvent(QDropEvent *e)
+{
+    foreach (const QUrl &url, e->mimeData()->urls()) {
+        ruta = url.toLocalFile().toStdString();
+        cout << "Dropped file: " << ruta << endl;
+        string ext = ruta.substr(ruta.find_last_of(".") + 1);
+        if(ext == "ftd" || ext == "ctd") {
+            ui->list->clear();
+            openfile(ruta);
+            fileopen = true;
+        }
+        else {
+            QMessageBox msgBox;
+            msgBox.setText("Only .ftd and .ctd files");
+            msgBox.exec();
+        }
+    }
+}
+
+
+
+
 MainWindow::~MainWindow()
 {
     delete ui;

mainwindow.h

@@ -18,6 +18,7 @@ class MainWindow : public QMainWindow
 {
     Q_OBJECT
 
+
 public:
     MainWindow(QWidget *parent = nullptr);
     ~MainWindow();
@@ -30,12 +31,17 @@ private slots:
 
 
     void on_save_clicked();
+    void on_delete_element_clicked();
 
 private:
     Ui::MainWindow *ui;
 
 protected:
     void keyPressEvent(QKeyEvent* pe);
+    void dragEnterEvent(QDragEnterEvent *event) override;
+    void dropEvent(QDropEvent *event) override;
 
+signals:
+    void changed(const QMimeData *mimeData = nullptr);
 };
 #endif // MAINWINDOW_H