Implement forward and back actions in FSWidget

1 files changed, 14 insertions, 0 deletions

diff --git a/fswidget.cpp b/fswidget.cpp
index ca7407d..f282a6c 100644
--- a/fswidget.cpp
+++ b/fswidget.cpp
@@ -32,8 +32,10 @@ void FSWidget::setupWidget(){
     rotatematrix.rotate(-180);
     QIcon buttplugLeft(buttplug.transformed(rotatematrix));
     QAction *backA = new QAction(buttplugLeft, tr("Prev. dir"), this);
+    connect(backA, &QAction::triggered, [=] { advanceDir(-1); });
     toolbar->addAction(backA);
     QAction *forwardA = new QAction(buttplugRight, tr("Next dir"), this);
+    connect(forwardA, &QAction::triggered, [=] { advanceDir(1); });
     toolbar->addAction(forwardA);
 
     QIcon plusIcon = Helper::icon(QColor(255,85,255), '+');
@@ -262,6 +264,18 @@ void FSWidget::gatherData(const QString &curDir){
     mFileView->setSortingEnabled(true);
 }
 
+void FSWidget::advanceDir(int by){
+    int dirCount = mDirCB->count();
+    int nextIdx = mDirCB->currentIndex() + by;
+    if(nextIdx >= dirCount){
+        nextIdx = 0;
+    }
+    if(nextIdx < 0){
+        nextIdx = dirCount - 1;
+    }
+    mDirCB->setCurrentIndex(nextIdx);
+}
+
 int FSWidget::queryCount(QSqlQuery &q, const QString &arg) const{
     int retval = -1;
     q.bindValue(":arg", arg);