Atari

All the gadgets up until now have been mildly user interactive. In this post I finally tackle the biggest, and likely most useful, gadget – GInput(). This is the string input routine that allows type restricted (numeric, alphabetic, alpha-numeric, or any text) string input. The string editing size can be …

This time I cover the conversion of the numeric spinner input. It allows for a number to be chosen where the user does not enter it directly, but rather changes the value by pressing keys representing increment and decrement. It only allows for value between 0 and 250. Values above …

In this post I set out to convert the checkbox routine GCheck(). This displays a checkbox, and allows the user to check or uncheck it. Here is the demo program showing how to call it: // ———————————————————— // Program: gcheck.c // Desc…: A8 Library Gadget Checkbox Test // Author.: Ripdubski …

With a basic button set now working, I set my sights on converting my Action! library radio button routine. This is the GRadio() function. It displays a set of radio buttons either horizontally or vertically. I made a minor alteration in how navigation/selection is handled in the C version. In …

In the previous post I converted the non-interactive gadget GProc(). In this post I move to the most basic of user interaction: buttons (like OK, Cancel) via function GButton(). The button labels and quantity are up to you, as well as the default button selection. The programmer is required to …