Thinking about an intcode debugger

2019/intcode-processor/debugger/app_state.go

@@ -0,0 +1,44 @@
+package main
+
+import (
+	"fmt"
+
+	"github.com/br0xen/termbox-screen"
+	termbox "github.com/nsf/termbox-go"
+)
+
+const (
+	DefaultFg = termbox.ColorWhite
+	DefaultBg = termbox.ColorBlack
+	TitleFg   = termbox.ColorWhite
+	TitleBg   = termbox.ColorBlue
+	CursorFg  = termbox.ColorBlack
+	CursorBg  = termbox.ColorGreen
+
+	ScreenIdExit = iota - 1
+	ScreenIdMain
+	ScreenIdError
+)
+
+type AppState struct {
+	ui *termboxScreen.Manager
+}
+
+func NewApp(parms []string) *AppState {
+	return &AppState{}
+}
+
+func (a *AppState) run(parms []string) int {
+	var err error
+	a.ui = termboxScreen.NewManager()
+	if err = a.ui.AddAndInitializeScreen(NewMainScreen()); err != nil {
+		a.ui.Close()
+		fmt.Println(err.Error())
+		return 1
+	}
+
+	if err := a.ui.Loop(); err != nil {
+		return 1
+	}
+	return 0
+}