I should have noted that the overlay inherits QDialog. It basically has a 3x3 grid layout, the center of which is the aperture. The aperture gets moved around quite a bit, so the widget underneath...
zaphod.b Today, 16:30As a workaround, you might be able to install an event handler on the overlay that relays the mouse events to the underlying widget. You'll probably need to do some coordinate mapping if the overlay...
d_stranz Today, 15:25Our desktop app has an overlay over the main window with an "aperture" that is made transparent to mouse events by setting the Qt::WA_TransparentForMouseEvents attribute. This used to work well in an...
zaphod.b Today, 14:06Overload https://qwt.sourceforge.io/class_qwt_abstract_scale_draw.html#ac1d855f856b746559c41f4f06ec5442d
Uwe
I am plotting raster maps using QwtPlotSpectrogram which often have large values for coordinate systems.
For instance my map has X coord starting at 417404 and Y coordinate starting at 2429566. ...
Qt Centre is a community site devoted to programming in C++ using the Qt framework developed at Digia.
If you have any problems with Qt or its usage, you can get help from the members of Qt community on our forum.
Don't forget to check out our links section for more Qt resources.
Qt is a cross-platform application and UI framework. Using Qt, you can write web-enabled applications once and deploy them across desktop, mobile and embedded operating systems without rewriting the source code.
QML Profiler Command Line tool on ARM
3rd May 2022 16:27 by coder2020