Clearly Syncfusion has done it in a cross-platform way (although I haven't tried the Drawer in iOS, so I'm making assumptions there). It's a pity they don't reveal the method, as I've searched for a solution everywhere.
But your solution might be the answer I'm looking for - I'll give it a try.
MSMugundhan Saravanan Syncfusion Team February 9, 2019 04:54 AM
Greetings from Syncfusion.
We can take the overall screen width and height of the device, this has been explained on the below stackoverflow link.