下面列出了javafx.scene.control.Alert#setHeaderText ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
public boolean exitDialog(Stage stage) {
Alert alert = new Alert(AlertType.CONFIRMATION);
alert.initOwner(stage);
alert.setTitle("Confirmation for Exit");//("Confirmation Dialog");
alert.setHeaderText("Leaving mars-sim ?");
//alert.initModality(Modality.APPLICATION_MODAL);
alert.setContentText("Note: Yes to exit mars-sim");
ButtonType buttonTypeYes = new ButtonType("Yes");
ButtonType buttonTypeNo = new ButtonType("No");
alert.getButtonTypes().setAll(buttonTypeYes, buttonTypeNo);
Optional<ButtonType> result = alert.showAndWait();
if (result.get() == buttonTypeYes){
if (mainMenu.getMultiplayerMode() != null)
if (mainMenu.getMultiplayerMode().getChoiceDialog() != null)
mainMenu.getMultiplayerMode().getChoiceDialog().close();
alert.close();
Platform.exit();
System.exit(0);
return true;
} else {
alert.close();
return false;
}
}
private boolean confirmDelete(Recording recording, Tivo tivo) {
Alert alert = new Alert(Alert.AlertType.CONFIRMATION);
alert.setTitle("Remove Recording Confirmation");
alert.setHeaderText("Really remove this recording?");
alert.setContentText(String.format("Are you sure you want to delete %s from %s?",
recording.getFullTitle(), tivo.getName()));
ButtonType deleteButtonType = new ButtonType("Delete", ButtonBar.ButtonData.NO);
ButtonType keepButtonType = new ButtonType("Cancel", ButtonBar.ButtonData.CANCEL_CLOSE);
alert.getButtonTypes().setAll(deleteButtonType, keepButtonType);
((Button) alert.getDialogPane().lookupButton(deleteButtonType)).setDefaultButton(false);
((Button) alert.getDialogPane().lookupButton(keepButtonType)).setDefaultButton(true);
Optional<ButtonType> result = alert.showAndWait();
if (!result.isPresent()) {
logger.error("No result from alert dialog");
return false;
} else {
return (result.get() == deleteButtonType);
}
}
@FXML
private void openFolder() {
if (catalog.get().isIndexing()) {
Alert alert = new Alert(Alert.AlertType.CONFIRMATION);
alert.setTitle("Confirmation");
alert.setHeaderText("Indexing in progress");
alert.setContentText("Opening a new folder will cancel indexing. Continue?");
Optional<ButtonType> result = alert.showAndWait();
// escape on cancel/close
if (!result.isPresent() || result.get() != ButtonType.OK) {
return;
}
}
DirectoryChooser directoryChooser = new DirectoryChooser();
File dir = directoryChooser.showDialog(stage);
if (dir != null) {
if (catalog.get() != null) {
catalog.get().close();
}
catalog.set(new Catalog(dir));
} // do nothing on cancel
}
public boolean confirmDeleteDialog(String header, String text) {
Alert dialog = new Alert(Alert.AlertType.CONFIRMATION);
dialog.initOwner(stage);
dialog.setHeaderText(header);
dialog.setContentText(text);
dialog.getDialogPane().setPrefSize(300, 180);
// ButtonType buttonTypeYes = new ButtonType("Yes");
// ButtonType buttonTypeNo = new ButtonType("No");
// dialog.getButtonTypes().setAll(buttonTypeYes, buttonTypeNo);
dialog.getButtonTypes().clear();
dialog.getButtonTypes().addAll(ButtonType.YES, ButtonType.NO);
// Deactivate Defaultbehavior for yes-Button:
Button yesButton = (Button) dialog.getDialogPane().lookupButton(ButtonType.YES);
yesButton.setDefaultButton(false);
// Activate Defaultbehavior for no-Button:
Button noButton = (Button) dialog.getDialogPane().lookupButton(ButtonType.NO);
noButton.setDefaultButton(true);
final Optional<ButtonType> result = dialog.showAndWait();
// return result.get() == buttonTypeYes;
return result.get() == ButtonType.YES;
}
/** Real window creator */
private static void getNotification(String title, String body, Alert.AlertType type){
Alert alertBox = new Alert(type);
alertBox.setTitle(title);
alertBox.setHeaderText(null);
alertBox.setContentText(body);
alertBox.getDialogPane().setMinWidth(Region.USE_PREF_SIZE);
alertBox.getDialogPane().setMinHeight(Region.USE_PREF_SIZE);
alertBox.setResizable(true); // Java bug workaround for JDR11/OpenJFX. TODO: nothing. really.
alertBox.getDialogPane().getStylesheets().add(AppPreferences.getInstance().getTheme());
Stage dialogStage = (Stage) alertBox.getDialogPane().getScene().getWindow();
dialogStage.setAlwaysOnTop(true);
dialogStage.getIcons().addAll(
new Image("/res/warn_ico32x32.png"),
new Image("/res/warn_ico48x48.png"),
new Image("/res/warn_ico64x64.png"),
new Image("/res/warn_ico128x128.png")
);
alertBox.show();
dialogStage.toFront();
}
public void resetTimingLocations(ActionEvent fxevent){
// prompt
Alert alert = new Alert(Alert.AlertType.CONFIRMATION);
alert.setTitle("Confirm Resetting all Timing Locations");
alert.setHeaderText("This action cannot be undone.");
alert.setContentText("This will reset the timing locations to default values.\nAll splits will be reassigned to one of the default locations.");
//Label alertContent = new Label("This will reset the timing locations to default values.\nAll splits will be reassigned to one of the default locations.");
//alertContent.setWrapText(true);
//alert.getDialogPane().setContent(alertContent);
Optional<ButtonType> result = alert.showAndWait();
if (result.get() == ButtonType.OK){
timingDAO.createDefaultTimingLocations();
} else {
// ... user chose CANCEL or closed the dialog
}
timingLocAddButton.requestFocus();
//timingLocAddButton.setDefaultButton(true);
}
private void onFileRecoveryFailed(final String message) {
Runnable failed = new Runnable() {
@Override
public void run() {
setBusy(false);
setStatus("");
if(!versionSelector.isCancelled()) {
// show error if user did not initiate cancel action
Alert dlg = DialogUtils.createAlert(AlertType.ERROR);
dlg.setTitle("File Recovery Failed");
dlg.setHeaderText("File recovery did not succeed.");
dlg.setContentText(message);
dlg.showAndWait();
}
getStage().close();
}
};
if (Platform.isFxApplicationThread()) {
failed.run();
} else {
Platform.runLater(failed);
}
}
public void resetRaces(ActionEvent fxevent){
// prompt
Alert alert = new Alert(Alert.AlertType.CONFIRMATION);
alert.setTitle("Confirm Resetting All Races");
alert.setContentText("This action cannot be undone.");
alert.setHeaderText("This will delete all configured races!");
//Label alertContent = new Label("This will reset the timing locations to default values.\nAll splits will be reassigned to one of the default locations.");
//alertContent.setWrapText(true);
//alert.getDialogPane().setContent(alertContent);
Optional<ButtonType> result = alert.showAndWait();
if (result.get() == ButtonType.OK){
raceDAO.clearAll();
} else {
// ... user chose CANCEL or closed the dialog
}
raceAddButton.requestFocus();
raceAddButton.setDefaultButton(true);
}
private static void showError(final String message) {
Runnable dialog = new Runnable() {
@Override
public void run() {
Alert dlg = DialogUtils.createAlert(AlertType.ERROR);
dlg.setTitle("Error Share Folder.");
dlg.setHeaderText("Could not share folder.");
dlg.setContentText(message);
dlg.showAndWait();
}
};
if (Platform.isFxApplicationThread()) {
dialog.run();
} else {
Platform.runLater(dialog);
}
}
public void showAboutInformationAlert() {
Alert aboutInfo = new Alert(Alert.AlertType.INFORMATION);
aboutInfo.setTitle("Sobre o Software");
aboutInfo.setHeaderText("Sistema de Gerênciamento para Lojas de Informática.");
aboutInfo.setContentText("Software desenvolvido como trabalho prático para a \ndiscíplina de Programação Desktop.\n");
DialogPane diagPanel = aboutInfo.getDialogPane();
diagPanel.getStylesheets().add(getClass().getResource("css/alert.css").toExternalForm());
aboutInfo.showAndWait();
}
private void displayErrorMessage(String header, String message) {
Alert alert = new Alert(AlertType.ERROR);
alert.setTitle("Error");
alert.setHeaderText(header);
alert.setContentText(message);
alert.showAndWait();
}
public void createAlert(String text) {
//Stage stage = new Stage();
stage.getIcons().add(new Image(this.getClass().getResource("/icons/lander_hab.svg").toString()));
String header = null;
//String text = null;
header = "Multiplayer Host Server";
//System.out.println("confirm dialog pop up.");
Alert alert = new Alert(AlertType.CONFIRMATION);
alert.initOwner(stage);
alert.setTitle("Mars Simulation Project");
alert.setHeaderText(header);
alert.setContentText(text);
alert.initModality(Modality.APPLICATION_MODAL);
Optional<ButtonType> result = alert.showAndWait();
if (result.get() == ButtonType.YES){
if (multiplayerServer != null) {
// TODO: fix the loading problem for server mode
multiplayerServer.setServerStopped(true);
}
notificationTimer.cancel();
Platform.exit();
tray.remove(trayIcon);
System.exit(0);
}
//else {
//}
}
private void createAlertDialog(DialogObject dialog) {
Alert alert = new Alert(dialog.getType());
alert.setTitle(dialog.getTitle());
alert.setHeaderText(dialog.getHeader());
alert.setContentText(dialog.getContent());
Optional<ButtonType> result = alert.showAndWait();
if (result.get() == ButtonType.OK) {
System.exit(0);
} else {
StringWriter sw = new StringWriter();
PrintWriter pw = new PrintWriter(sw);
dialog.getexception().printStackTrace(pw);
String exceptionText = sw.toString();
Label label = new Label("The exception stacktrace was:");
TextArea textArea = new TextArea(exceptionText);
textArea.setEditable(false);
textArea.setWrapText(true);
textArea.setMaxWidth(Double.MAX_VALUE);
textArea.setMaxHeight(Double.MAX_VALUE);
GridPane.setVgrow(textArea, Priority.ALWAYS);
GridPane.setHgrow(textArea, Priority.ALWAYS);
GridPane expContent = new GridPane();
expContent.setMaxWidth(Double.MAX_VALUE);
expContent.add(label, 0, 0);
expContent.add(textArea, 0, 1);
alert.getDialogPane().setExpandableContent(expContent);
alert.showAndWait();
}
}
public static void showSimpleAlert(String title, String content) {
Alert alert = new Alert(AlertType.INFORMATION);
alert.setTitle(title);
alert.setHeaderText(null);
alert.setContentText(content);
styleAlert(alert);
alert.showAndWait();
}
@FXML
void btnLibraryMgmt(ActionEvent event) {
Alert alert = new Alert(Alert.AlertType.INFORMATION);
alert.setTitle("School Management System");
alert.setHeaderText(null);
alert.setContentText("Sorry..! This feature currently Unavailable for this Version.");
alert.showAndWait();
}
public boolean validateNIC(TextField txt) {
if (txt.getText().matches("^(\\d{9}|\\d{12})[VvXx]$")|| (txt.getText().isEmpty())) {
return true;
} else {
Alert alert = new Alert(Alert.AlertType.INFORMATION);
alert.setTitle("Student Registration");
alert.setHeaderText(null);
alert.setContentText("Invalid NIC Number..!");
alert.showAndWait();
return false;
}
}
public static void infoBox(String infoMessage, String headerText, String title){
Alert alert = new Alert(Alert.AlertType.INFORMATION);
alert.setContentText(infoMessage);
alert.setTitle(title);
alert.setHeaderText(headerText);
alert.showAndWait();
}
String getName(final Object owner, final File delimIoDir) {
final String[] templateLabels = getFileLabels(delimIoDir);
final Alert dialog = new Alert(Alert.AlertType.CONFIRMATION);
final TextField label = new TextField();
label.setPromptText("Template label");
final ObservableList<String> q = FXCollections.observableArrayList(templateLabels);
final ListView<String> nameList = new ListView<>(q);
nameList.setEditable(false);
nameList.setOnMouseClicked(event -> {
label.setText(nameList.getSelectionModel().getSelectedItem());
if (event.getClickCount() > 1) {
dialog.setResult(ButtonType.OK);
}
});
final HBox prompt = new HBox(new Label("Name: "), label);
prompt.setPadding(new Insets(10, 0, 0, 0));
final VBox vbox = new VBox(nameList, prompt);
dialog.setResizable(false);
dialog.setTitle("Import template names");
dialog.setHeaderText(String.format("Select an import template to %s.", isLoading ? "load" : "save"));
dialog.getDialogPane().setContent(vbox);
final Optional<ButtonType> option = dialog.showAndWait();
if (option.isPresent() && option.get() == ButtonType.OK) {
final String name = label.getText();
final File f = new File(delimIoDir, FilenameEncoder.encode(name + ".json"));
boolean go = true;
if (!isLoading && f.exists()) {
final String msg = String.format("'%s' already exists. Do you want to overwrite it?", name);
final Alert alert = new Alert(Alert.AlertType.CONFIRMATION);
alert.setHeaderText("Import template exists");
alert.setContentText(msg);
final Optional<ButtonType> confirm = alert.showAndWait();
go = confirm.isPresent() && confirm.get() == ButtonType.OK;
}
if (go) {
return name;
}
}
return null;
}
@FXML
public void disconnect() {
if( !connected.get() ) {
if( logger.isWarnEnabled() ) {
logger.warn("client not connected; skipping disconnect");
}
return;
}
if( logger.isDebugEnabled() ) {
logger.debug("[DISCONNECT]");
}
Task<Void> task = new Task<Void>() {
@Override
protected Void call() throws Exception {
updateMessage("Disconnecting");
updateProgress(0.1d, 1.0d);
channel.close().sync();
updateMessage("Closing group");
updateProgress(0.5d, 1.0d);
group.shutdownGracefully().sync();
return null;
}
@Override
protected void succeeded() {
connected.set(false);
}
@Override
protected void failed() {
connected.set(false);
Throwable t = getException();
logger.error( "client disconnect error", t );
Alert alert = new Alert(AlertType.ERROR);
alert.setTitle("Client");
alert.setHeaderText( t.getClass().getName() );
alert.setContentText( t.getMessage() );
alert.showAndWait();
}
};
hboxStatus.visibleProperty().bind( task.runningProperty() );
lblStatus.textProperty().bind( task.messageProperty() );
piStatus.progressProperty().bind(task.progressProperty());
new Thread(task).start();
}
public void removeRace(ActionEvent fxevent){
final Race r = raceTableView.getSelectionModel().getSelectedItem();
if (r == null) return;
// Do we have any runner's assigned?
BooleanProperty assignedRunners = new SimpleBooleanProperty(false);
BooleanProperty assignedTimingLoc= new SimpleBooleanProperty(false);
StringProperty assignedTimingLocations = new SimpleStringProperty();
ParticipantDAO.getInstance().listParticipants().forEach(x ->{
x.getWaveIDs().forEach(w -> {
if (RaceDAO.getInstance().getWaveByID(w).getRace().equals(r)) {
assignedRunners.setValue(Boolean.TRUE);
//System.out.println("Race " + RaceDAO.getInstance().getWaveByID(w).getRace().getRaceName() + " is in use by " + x.fullNameProperty().getValueSafe());
}
});
});
TimingDAO.getInstance().listTimingLocations().forEach(x -> {
if (x.getAutoAssignRaceID() >= 0 ) {
assignedTimingLoc.setValue(Boolean.TRUE);
if (assignedTimingLocations.isEmpty().get()) assignedTimingLocations.setValue(x.getLocationName());
else assignedTimingLocations.setValue(assignedTimingLocations.getValue() + "\n" + x.getLocationName());
}
});
if (assignedRunners.get() || assignedTimingLoc.get()) {
Alert alert = new Alert(AlertType.INFORMATION);
alert.setTitle("Unable to Remove Race");
alert.setHeaderText("Unable to remove the selected race.");
if (assignedRunners.get()) alert.setContentText("This race currently has assigned runners.\nPlease assign them to a different race before removing.");
if (assignedTimingLoc.get()) alert.setContentText("The following timing locations are set to\nauto-assign runners to this race:\n\n"+assignedTimingLocations.getValueSafe());
alert.showAndWait();
} else {
raceDAO.removeRace(raceTableView.getSelectionModel().getSelectedItem());
raceTableView.getSelectionModel().select(raceList.indexOf(0));
raceAddButton.requestFocus();
raceAddButton.setDefaultButton(false);
if (raceList.size() > 1) {
multipleRacesCheckBox.setDisable(true);
raceRemoveButton.setDisable(false);
} else {
multipleRacesCheckBox.setDisable(false);
raceRemoveButton.setDisable(true);
}
}
}