> On 16 Aug 2022, at 18:45, Scott Bloom wrote:
>
> I have a QTextEdit derived class, that sets setMouseTracking( true ) in the
> constructor. Note, this isn’t about QTextEdit and should I use QTextBrowser.
> Ive had this issue multiple times over the last 20 years of Qt development,
> and the solution has always been the same and I am not convinced it’s the
> correct way.
>
> When there is a mouseMoveEvent in which the anchor at the mouse position is
> not empty, I override the cursor.
>
> When the anchor at the point is empty, I restore the cursor
>
> On mouseReleaseEvent I open the URL from the anchor.
>
> All works great (yes I know QTextBrowser should be able to be used, but there
> are some issues with that, and its not the issue)
>
> The problem is, when the mouse leaves the widget there isn’t a
> “mouseLeaveEvent” so if the mouse is able to leave with the cursor
> overridden, it stays overridden.
>
> The workaround, I added a eventFilter on the parent widget. If the parent
> widget receives any event and the globalPos of the cursor (using
> QCursor::pos() ) is outside the widget its restores the cursor. It works,
> however it seems a bit hackish
>
> What is the “proper” methodology for tracking when a mouse leaves the widget?
> Ive tried various methods through the years, and this is the way that I find
> works
>
> Full source for the widget can be found here
> https://github.com/towel42-com/SABUtils/blob/trunk/HyperLinkLineEdit.cpp
> https://github.com/towel42-com/SABUtils/blob/trunk/HyperLinkLineEdit.h
>
> Thanks.
>
> Scott
Hey Scott,
This should be a job for a QWidget::leaveEvent override:
https://doc.qt.io/qt-6/qwidget.html#leaveEvent
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