Fix clang warnings in FileWidget

use nullptr instead of 0, and add a static_cast to document that we
don't need floating point. QVariant::toLongLong() doesn't work with
1234.1234.

1 files changed, 1 insertions, 1 deletions

diff --git a/filewidget.h b/filewidget.h
index f9b5af3..589283d 100644
--- a/filewidget.h
+++ b/filewidget.h
@@ -37,7 +37,7 @@ class FileWidget : public QWidget {
         enum { ColumnCount = 7 };
         enum Columns { IconColumn = 0, NameColumn = 1, CopiedColumn = 2, MimeColumn = 3, DurationColumn = 4, SizeColumn = 5, Md5Column = 6 };
         enum FileAction { Copy, Cut, Paste };
-        explicit FileWidget(QWidget *parent = 0);
+        explicit FileWidget(QWidget *parent = nullptr);
         QTreeView *fileView() { return mFileView; }
         QMenuBar *menuBar() { return mMenuBar; }
         QToolBar *toolBar() { return mToolBar; }