Use qobject_cast instead static_cast; use static_cast instead c casts

src/TerminalDisplay.cpp

@@ -3458,7 +3458,7 @@ bool AutoScrollHandler::eventFilter(QObject* watched, QEvent* event)
 
     switch (event->type()) {
     case QEvent::MouseMove: {
-        QMouseEvent* mouseEvent = (QMouseEvent*)event;
+        QMouseEvent* mouseEvent = static_cast<QMouseEvent*>(event);
         bool mouseInWidget = widget()->rect().contains(mouseEvent->pos());
         if (mouseInWidget) {
             if (_timerId)
@@ -3473,7 +3473,7 @@ bool AutoScrollHandler::eventFilter(QObject* watched, QEvent* event)
         break;
     }
     case QEvent::MouseButtonRelease: {
-        QMouseEvent* mouseEvent = (QMouseEvent*)event;
+        QMouseEvent* mouseEvent = static_cast<QMouseEvent*>(event);
         if (_timerId && (mouseEvent->buttons() & ~Qt::LeftButton)) {
             killTimer(_timerId);
             _timerId = 0;

src/TerminalDisplayAccessible.cpp

@@ -177,5 +177,5 @@ QString TerminalDisplayAccessible::text(int startOffset, int endOffset) const
 
 TerminalDisplay* TerminalDisplayAccessible::display() const
 {
-    return static_cast<TerminalDisplay*>(widget());
+    return qobject_cast<TerminalDisplay*>(widget());
 }

src/ViewContainer.cpp

@@ -151,7 +151,7 @@ void ViewContainer::addView(QWidget* view , ViewProperties* item, int index)
 }
 void ViewContainer::viewDestroyed(QObject* object)
 {
-    QWidget* widget = static_cast<QWidget*>(object);
+    QWidget* widget = qobject_cast<QWidget*>(object);
     forgetView(widget);
 }
 

src/ViewContainerTabBar.cpp

@@ -136,7 +136,7 @@ void ViewContainerTabBar::dropEvent(QDropEvent* event)
     const int index = dropIndex(event->pos());
     bool success = false;
 
-    ViewContainerTabBar* sourceContainerTabBar = static_cast<ViewContainerTabBar*>(event->source());
+    ViewContainerTabBar* sourceContainerTabBar = qobject_cast<ViewContainerTabBar*>(event->source());
 
     // check if the moved tab is the last of source view.
     if (sourceContainerTabBar->count() == 1) {