# HG changeset patch
# User Andre Heinecke <andre.heinecke@intevation.de>
# Date 1434646500 -7200
# Node ID 11aaa9214cfba9876585ecd16188f5040c4a0698
# Parent  9a03703622b8e5abcc68a1886c42daba93b87453
Add back to folder selection button

diff -r 9a03703622b8 -r 11aaa9214cfb src/mainwindow.cpp
--- a/src/mainwindow.cpp	Thu Jun 18 17:58:34 2015 +0200
+++ b/src/mainwindow.cpp	Thu Jun 18 18:55:00 2015 +0200
@@ -62,6 +62,12 @@
 
     setCentralWidget(tabWidget);
 
+    QPushButton *backBtn = new QPushButton;
+    backBtn->setIcon(QApplication::style()->standardIcon(QStyle::SP_ArrowBack));
+    backBtn->setToolTip(tr("Back to exam selection."));
+    tabWidget->setCornerWidget(backBtn, Qt::TopLeftCorner);
+
+    connect (backBtn, &QPushButton::clicked, this, &MainWindow::goBack);
     connect (mPlayer, &PNGPlayer::error, this, &MainWindow::showErrorMessage);
     connect (mPlayer, &PNGPlayer::advance, mDataView, &MetaDataView::selectNextRow);
     connect (mPlayer, &PNGPlayer::back, mDataView, &MetaDataView::selectPrevRow);
@@ -222,3 +228,8 @@
     connect(next, &QShortcut::activated, mDataView, &MetaDataView::selectNextRow);
     connect(prev, &QShortcut::activated, mDataView, &MetaDataView::selectPrevRow);
 }
+
+void MainWindow::goBack() {
+    hide();
+    showWithFolderSelect();
+}
diff -r 9a03703622b8 -r 11aaa9214cfb src/mainwindow.h
--- a/src/mainwindow.h	Thu Jun 18 17:58:34 2015 +0200
+++ b/src/mainwindow.h	Thu Jun 18 18:55:00 2015 +0200
@@ -78,6 +78,9 @@
     void showPictureNameStatus(const QString& fileName, int current,
             int max, const QString& timestamp );
 
+    /** @brief Go back to the folder seleciton. */
+    void goBack();
+
 private:
     QSettings mSettings;