login-app: Able to change keymap

pkg/login-app/cmd/dialog-settings.go

@@ -0,0 +1,42 @@
+package main
+
+import (
+	"os/exec"
+
+	"github.com/rivo/tview"
+)
+
+var LastKeymap = 0
+
+func goToSettings(app *tview.Application) {
+	var form *tview.Form
+	form = tview.NewForm().
+		AddDropDown("Keymap", []string{"QWERTY us", "AZERTY fr", "BÉPO", "Colemak us"}, LastKeymap, nil).
+		AddButton("    Save config    ", func() {
+			if kbmap, _ := form.GetFormItemByLabel("Keymap").(*tview.DropDown).GetCurrentOption(); LastKeymap != kbmap {
+				file := "/usr/share/keymaps/xkb/"
+
+				switch kbmap {
+				case 1:
+					file += "fr.map.gz"
+				case 2:
+					file += "fr-bepo.map.gz"
+				case 3:
+					file += "us-colemak.map.gz"
+				default:
+					file += "us.map.gz"
+				}
+
+				exec.Command("/usr/bin/loadkeys", file).Run()
+				LastKeymap = kbmap
+			}
+			askLogin(app)
+		})
+	form.GetFormItemByLabel("Keymap").(*tview.DropDown).SetFieldWidth(25)
+	form.SetBorder(true).SetTitle(" SRS Adlin - Settings ")
+
+	app.SetRoot(modal(form, 25, 7), true)
+	app.SetFocus(form)
+
+	return
+}