Created
June 25, 2017 16:57
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TornadoFX Login App - https://www.youtube.com/watch?v=Jyuf4xn0oy4
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| package loginapp.app | |
| import loginapp.views.LoginScreen | |
| import tornadofx.App | |
| class LoginApp : App(LoginScreen::class) |
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| package loginapp.controllers | |
| import javafx.beans.property.SimpleStringProperty | |
| import loginapp.models.UserModel | |
| import loginapp.views.LoginScreen | |
| import loginapp.views.WelcomeScreen | |
| import tornadofx.* | |
| class LoginController : Controller() { | |
| val statusProperty = SimpleStringProperty("") | |
| var status by statusProperty | |
| val api: Rest by inject() | |
| val user: UserModel by inject() | |
| init { | |
| api.baseURI = "https://api.github.com/" | |
| } | |
| fun login(username: String, password: String) { | |
| runLater { status = "" } | |
| api.setBasicAuth(username, password) | |
| val response = api.get("user") | |
| val json = response.one() | |
| runLater { | |
| if (response.ok()) { | |
| user.item = json.toModel() | |
| find(LoginScreen::class).replaceWith(WelcomeScreen::class, sizeToScene = true, centerOnScreen = true) | |
| } else { | |
| status = json.string("message") ?: "Login failed" | |
| } | |
| } | |
| } | |
| fun logout() { | |
| user.item = null | |
| primaryStage.uiComponent<UIComponent>()?.replaceWith(LoginScreen::class, sizeToScene = true, centerOnScreen = true) | |
| } | |
| } |
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| package loginapp.views | |
| import javafx.beans.property.SimpleStringProperty | |
| import javafx.geometry.Orientation | |
| import javafx.scene.paint.Color | |
| import javafx.scene.text.FontWeight | |
| import loginapp.controllers.LoginController | |
| import tornadofx.* | |
| class LoginScreen : View("Login") { | |
| val model = ViewModel() | |
| val username = model.bind { SimpleStringProperty() } | |
| val password = model.bind { SimpleStringProperty() } | |
| val loginController: LoginController by inject() | |
| override val root = form { | |
| fieldset(labelPosition = Orientation.VERTICAL) { | |
| field("Username") { | |
| textfield(username).required() | |
| } | |
| field("Password") { | |
| passwordfield(password).required() | |
| } | |
| button("Log in") { | |
| enableWhen(model.valid) | |
| isDefaultButton = true | |
| useMaxWidth = true | |
| action { | |
| runAsyncWithProgress { | |
| loginController.login(username.value, password.value) | |
| } | |
| } | |
| } | |
| } | |
| label(loginController.statusProperty) { | |
| style { | |
| paddingTop = 10 | |
| textFill = Color.RED | |
| fontWeight = FontWeight.BOLD | |
| } | |
| } | |
| } | |
| override fun onDock() { | |
| username.value = "" | |
| password.value = "" | |
| model.clearDecorators() | |
| } | |
| } |
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| package loginapp.models | |
| import javafx.beans.property.SimpleStringProperty | |
| import tornadofx.* | |
| import javax.json.JsonObject | |
| class User : JsonModel { | |
| val nameProperty = SimpleStringProperty() | |
| var name by nameProperty | |
| override fun updateModel(json: JsonObject) { | |
| with (json) { | |
| name = string("name") | |
| } | |
| } | |
| } | |
| class UserModel : ItemViewModel<User>() { | |
| val name = bind(User::nameProperty) | |
| } |
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| package loginapp.views | |
| import javafx.geometry.Pos | |
| import javafx.scene.text.FontWeight | |
| import loginapp.controllers.LoginController | |
| import loginapp.models.UserModel | |
| import tornadofx.* | |
| class WelcomeScreen : View("Welcome") { | |
| val user: UserModel by inject() | |
| val loginController: LoginController by inject() | |
| override val root = vbox(10) { | |
| setPrefSize(800.0, 600.0) | |
| alignment = Pos.CENTER | |
| label(user.name) { | |
| style { | |
| fontWeight = FontWeight.BOLD | |
| fontSize = 24.px | |
| } | |
| } | |
| button("Logout").action(loginController::logout) | |
| } | |
| } |
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