The CoronaCards UI view/control only does scripted media graphics/audio rendering. If you want to use a TextField/TextBox, then you are expected to use Apple/Google/Microsoft’s respective UI designer to set it up, like how all native developers do it.
Since I know you’re working on WP8 at the moment, have a look at my instructions on how to create a popup in Visual Studio that you can use to accept text box input.
The CoronaCards UI view/control only does scripted media graphics/audio rendering. If you want to use a TextField/TextBox, then you are expected to use Apple/Google/Microsoft’s respective UI designer to set it up, like how all native developers do it.
Since I know you’re working on WP8 at the moment, have a look at my instructions on how to create a popup in Visual Studio that you can use to accept text box input.