Fix clang warnings

Use nullptr, add an explicit cast and remove an unused variable.

2 files changed, 4 insertions, 5 deletions

diff --git a/filedisplay.cpp b/filedisplay.cpp
index bdd631f..4a64f88 100644
--- a/filedisplay.cpp
+++ b/filedisplay.cpp
@@ -125,7 +125,6 @@ void DBData::setFileData(const QString &fullPath, const QString &md5Sum){
 
 void DBData::gatherData(){
     const QString &md5 = mMd5->text();
-    const QString &fp = mFullPath->text();
     QSqlDatabase db = QSqlDatabase::database("shemovdb");
     if(!db.isOpen()){
         db.open();
@@ -247,7 +246,7 @@ void FileData::FileDataRecursive(QJsonValue start, QStandardItem *appendTo){
     for(it = startObject.constBegin(); it != startObject.constEnd(); ++it){
         QVariantList data = QVariantList() << it.key() << it.value().toVariant();
         if(it.key() == "duration"){
-            qint64 seconds = it.value().toString().toDouble();
+            qint64 seconds = static_cast<qint64>(it.value().toString().toDouble());
             Helper::Duration dur(seconds);
             data[1] = dur.toString();
         }
diff --git a/filedisplay.h b/filedisplay.h
index ef59af8..284c06d 100644
--- a/filedisplay.h
+++ b/filedisplay.h
@@ -15,7 +15,7 @@ class FileData;
 class FileDisplay : public QDialog {
     Q_OBJECT
     public:
-        explicit FileDisplay(QWidget *parent = 0, Qt::WindowFlags f = 0);
+        explicit FileDisplay(QWidget *parent = nullptr, Qt::WindowFlags f = nullptr);
         ~FileDisplay();
         void setFileData(const QString &fullPath, const QString &md5Sum);
 
@@ -31,7 +31,7 @@ class FileDisplay : public QDialog {
 class DBData : public QWidget {
     Q_OBJECT
     public:
-        explicit DBData(QWidget *parent = 0, Qt::WindowFlags f = 0);
+        explicit DBData(QWidget *parent = nullptr, Qt::WindowFlags f = nullptr);
         void setFileData(const QString &fullPath, const QString &md5Sum);
 
     private:
@@ -46,7 +46,7 @@ class DBData : public QWidget {
 class FileData : public QWidget {
     Q_OBJECT
     public:
-        explicit FileData(QWidget *parent = 0, Qt::WindowFlags f = 0);
+        explicit FileData(QWidget *parent = nullptr, Qt::WindowFlags f = nullptr);
         ~FileData();
         void setFileData(const QString &fullPath);