下面的代码片段给了我错误Not on FX application thread; currentThread
= JavaFX
Application Thread
。这个应用程序在java 1.7中工作正常,但是当我将它移动到fx8时它现在给出错误。当我第一次尝试启动应用程序时,它正在按预期工作。但是在关闭舞台并再次打开后,它不起作用。
progressDialog = createProgressDialog(service);
progressDialog.show();
progressDialog.setOnCloseRequest(new EventHandler<WindowEvent>() {
@Override
public void handle(WindowEvent event) {
// if (service.isRunning()) {
// service.cancel();
progressDialog.close();
// }
}
});
}
@SuppressWarnings("unchecked")
private Stage createProgressDialog(final Service<IStatus> service) {
stage = new Stage();
URL url = FileLocator.find(Activator.getDefault().getBundle(),
new Path("icons/xxx_16x16.png"), null); //$NON-NLS-1$
stage.getIcons().add(new Image(url.getFile()));
stage.setTitle("Downloading ..."); //$NON-NLS-1$
// Creating StackPane
stage.initModality(Modality.WINDOW_MODAL);
}
发布于 2018-06-11 13:03:00
Platform.setImplicitExit(false);
解决了我的问题。我认为它们改变了JavaFX 8中的实现。
发布于 2018-06-11 14:03:16
可以在代码的任何部分中使用此方法更改表单,或转到另一个视图或fxml:
Platform.runLater(() -> {
try {
Stage st = new Stage();
Parent sceneMain = FXMLLoader.load(getClass().getResource("/com/load/free/form/LoadFile.fxml"));
Scene scene = new Scene(sceneMain);
st.setScene(scene);
st.setMaximized(true);
st.setTitle("load");
st.show();
} catch (IOException ex) {
Logger.getLogger(LoginController.class.getName()).log(Level.SEVERE, null, ex);
}
});
我在主计长中的例子:
import java.io.IOException;
import java.net.URL;
import java.util.ResourceBundle;
import java.util.logging.Level;
import java.util.logging.Logger;
import javafx.application.Platform;
import javafx.concurrent.Task;
import javafx.event.ActionEvent;
import javafx.fxml.FXML;
import javafx.fxml.FXMLLoader;
import javafx.fxml.Initializable;
import javafx.scene.Parent;
import javafx.scene.Scene;
import javafx.scene.control.Hyperlink;
import javafx.scene.control.Label;
import javafx.scene.control.TextField;
import javafx.stage.Stage;
public class LoginController implements Initializable {
@FXML
private TextField txtUser;
@FXML
private TextField txtPassword;
@FXML
private Hyperlink urlForgetPassword;
@FXML
private Label lblError;
@Override
public void initialize(URL url, ResourceBundle rb) {
}
public void isLoginAction(ActionEvent event) {
String message = "Ingrese ";
boolean isEmtpy = false;
if (txtUser.getText().trim().isEmpty()) {
message += "usuario y ";
isEmtpy = true;
}
if (txtPassword.getText().trim().isEmpty()) {
message += "contraseña ";
isEmtpy = true;
}
isEmtpy = false;
if (isEmtpy) {
message = message.substring(0, message.length() - 2);
lblError.getStyleClass().remove("message_process");
lblError.getStyleClass().add("message_error");
lblError.setText(message);
} else {
lblError.getStyleClass().add("message_process");
lblError.getStyleClass().remove("message_error");
Task task = new Task<Void>() {
@Override
protected Void call() throws Exception {
updateMessage("Procesando...");
System.out.println("Asignando DATOS DE PRUEBA ");
String passEnc = Encripta.encriptar(txtPassword.getText(), Encripta.HASH_SHA1);
int typeRest = new RestConnection().getConnectionUser(txtUser.getText(), passEnc);
if (typeRest == 1) {
//Load Another form
Platform.runLater(() -> {
try {
Stage st = new Stage();
Parent sceneMain = FXMLLoader.load(getClass().getResource("/com/load/free/form/LoadFile.fxml"));
Scene scene = new Scene(sceneMain);
st.setScene(scene);
st.setMaximized(true);
st.setTitle("");
st.show();
} catch (IOException ex) {
Logger.getLogger(LoginController.class.getName()).log(Level.SEVERE, null, ex);
}
});
} else {
lblError.getStyleClass().remove("message_process");
lblError.getStyleClass().add("message_error");
updateMessage("Usuario y/o contraseña incorrectos");
}
return null;
}
};
lblError.textProperty().bind(task.messageProperty());
new Thread(task).start();
}
}
}
https://stackoverflow.com/questions/-100004829
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