printing sale receipt

src/gui/mainwindow.cpp

@@ -10,6 +10,7 @@
 #include "settingsdialog.h"
 
 #include <excelreader.h>
+#include <posprinter.h>
 
 #include <exception>
 #include <regex>
@@ -48,6 +49,8 @@ MainWindow::MainWindow()
             &MainWindow::onCancelArticleButtonClicked);
     connect(ui_.cancelSaleButton, &QPushButton::clicked, this,
             &MainWindow::onCancelSaleButtonClicked);
+    connect(ui_.printSaleReceiptButton, &QPushButton::clicked, this,
+            &MainWindow::onPrintSaleReceiptButtonClicked);
     connect(ui_.cancelAllArticlesButton, &QPushButton::clicked, this,
             &MainWindow::onCancelAllArticlesButtonClicked);
     connect(ui_.aboutQtAction, &QAction::triggered, this, &MainWindow::onAboutQt);
@@ -169,8 +172,14 @@ void MainWindow::onSalesViewSelectionChanged(const QItemSelection& selected,
 {
     if (selected.size() > 0) {
         ui_.cancelSaleButton->setEnabled(true);
+        if (!selected.indexes()[0].parent().isValid())
+            ui_.printSaleReceiptButton->setEnabled(true);
+        else
+            ui_.printSaleReceiptButton->setEnabled(false);
+
     } else {
         ui_.cancelSaleButton->setEnabled(false);
+        ui_.printSaleReceiptButton->setEnabled(false);
     }
 }
 
@@ -220,6 +229,18 @@ void MainWindow::onCancelSaleButtonClicked([[maybe_unused]] bool checked)
     }
 }
 
+void MainWindow::onPrintSaleReceiptButtonClicked([[maybe_unused]] bool checked)
+{
+    auto selModel = ui_.salesView->selectionModel();
+    if (selModel->hasSelection() == false)
+        return;
+
+    auto indexes = selModel->selectedRows();
+    auto& sale = marketplace_->getSales().at(indexes[0].row());
+    PosPrinter printer;
+    printer.printReceipt(sale.get());
+}
+
 void MainWindow::onCancelAllArticlesButtonClicked([[maybe_unused]] bool checked)
 {
     if (ui_.basketView->model()->rowCount() == 0)

src/gui/mainwindow.h

@@ -24,6 +24,7 @@ class MainWindow : public QMainWindow
                                      const QItemSelection& deselected);
     void onCancelArticleButtonClicked(bool checked);
     void onCancelSaleButtonClicked(bool checked);
+    void onPrintSaleReceiptButtonClicked(bool checked);
     void onCancelAllArticlesButtonClicked(bool checked);
     void onAboutQt();
     void onAbout();

src/gui/mainwindow.ui

@@ -246,7 +246,7 @@ stornieren</string>
              </widget>
             </item>
             <item>
-             <widget class="QPushButton" name="pushButton_2">
+             <widget class="QPushButton" name="printSaleReceiptButton">
               <property name="enabled">
                <bool>false</bool>
               </property>