程式語言 - Golang - SDL 2.0 - Keyboard Event

參考資訊：
https://github.com/veandco/go-sdl2
https://github.com/veandco/go-sdl2-examples
https://pkg.go.dev/github.com/veandco/go-sdl2#section-readme

初始化

$ go version
    go version go1.24.4 linux/amd64

$ go mod init main

main.go

package main
  
import (
    "fmt"
    "github.com/veandco/go-sdl2/sdl"
    "github.com/veandco/go-sdl2/gfx"
)

func main() {
    var running bool

    sdl.Init(sdl.INIT_EVERYTHING);
    defer sdl.Quit()
  
    window, _ := sdl.CreateWindow("main", 0, 0, 320, 240, sdl.WINDOW_SHOWN);
    defer window.Destroy()
  
    renderer, _ := sdl.CreateRenderer(window, -1, sdl.RENDERER_ACCELERATED);
    renderer.Clear()
    defer renderer.Destroy()

    renderer.Clear()
    renderer.Present()
  
    running = true
	for running {
		for event := sdl.PollEvent(); event != nil; event = sdl.PollEvent() {
            switch t := event.(type) {
			case *sdl.KeyboardEvent:
                renderer.Clear()
                gfx.StringColor(renderer, 100, 100, fmt.Sprintf("key: 0x%x", t.Keysym.Sym), sdl.Color{R:255, G:255, B:255, A:255})
                renderer.Present()
            }
        }
        sdl.Delay(100)
    }
} 

執行

$ go mod tidy
$ go run -v main.go