apps/gophers: go back on CommandBack

Signed-off-by: Elias Naur <mail@eliasnaur.com>

apps/go.mod

@@ -3,7 +3,7 @@ module gioui.org/apps
 go 1.12
 
 require (
-	gioui.org/ui v0.0.0-20190402175437-ed2590e30e1d
+	gioui.org/ui v0.0.0-20190402190448-fc55c6ee5c2f
 	github.com/google/go-github/v24 v24.0.1
 	golang.org/x/exp v0.0.0-20190321205749-f0864edee7f3
 	golang.org/x/image v0.0.0-20190321063152-3fc05d484e9f

apps/gophers/main.go

@@ -185,6 +185,14 @@ func (a *App) run() error {
 					}
 				}
 			case app.ChangeStage:
+			case *app.Command:
+				switch e.Type {
+				case app.CommandBack:
+					if a.selectedUser != nil {
+						a.selectedUser = nil
+						e.Cancel = true
+					}
+				}
 			case app.Draw:
 				a.cfg = e.Config
 				a.faces.Cfg = a.cfg