Add filesystem widget

filesystemwidget.cpp

@@ -0,0 +1,36 @@
+#include "filesystemwidget.h"
+#include <QSettings>
+#include <QVBoxLayout>
+
+FilesystemWidget::FilesystemWidget(QAbstractItemModel *model, QWidget *parent) : QWidget(parent)
+  , m_model(model)
+{
+    m_listView = new QListView(this);
+    m_listView->setModel(model);
+
+    QVBoxLayout *layout = new QVBoxLayout(this);
+    layout->addWidget(m_listView);
+
+    setLayout(layout);
+
+    connect(m_listView, SIGNAL(doubleClicked(QModelIndex)), this, SLOT(fileClicked(QModelIndex)));
+}
+
+void FilesystemWidget::setDir(const QString &dir)
+{
+    //m_model->setRootPath(dir);
+    //m_treeView->setRootIndex(m_model->index(m_model->rootPath()));
+}
+
+void FilesystemWidget::selectFile(int row)
+{
+    QModelIndex index = m_model->index(row, 0);
+    m_listView->selectionModel()->clearSelection();
+    m_listView->selectionModel()->select(index, QItemSelectionModel::SelectCurrent);
+    m_listView->scrollTo(index);
+}
+
+void FilesystemWidget::fileClicked(const QModelIndex &index)
+{
+    emit fileSelected(index.row());
+}