Use the Windows MessageBox API if no console window can be obtained.
[ChangeLog][QtCore][QCommandLineParser] Message boxes are used
to display errors and usage if no console window can be obtained
on Windows.
Change-Id: I63ee8e4d8bd78db83e688fd69374779102562aa3
Reviewed-by: David Faure <david.faure@kdab.com>
- Add a command line parser to properly evaluate help option and
directory argument, add options to disable gestures.
- Add logging category so that the user can actually see what is
happening.
- Scale large images.
- Use qreal instead of float.
- Minor polishing: set window title, position file dialog at
pictures location.
Task-number: QTBUG-37759
Task-number: QTBUG-37203
Change-Id: Ibaf54a13034b150386a8aee476f83a9eba298298
Reviewed-by: Indrajit Tapadar <indrajit.tapadar@digia.com>
Reviewed-by: Shawn Rutledge <shawn.rutledge@digia.com>
