zdm/envoy
zdm/envoy
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Using dialog buttons instead of custom ones

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This commit is contained in:
Kai S. K. Engelbart 2020-04-10 17:07:27 +02:00
parent 647aae72c6
commit a0004e53c6
2 changed files with 36 additions and 40 deletions
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15
src/main/java/envoy/client/ui/LoginDialog.fxml
View File

@ -54,19 +54,8 @@
visible="false" GridPane.columnIndex="1" GridPane.rowIndex="2" />
</children>
</GridPane>
<HBox alignment="CENTER_RIGHT" prefHeight="100.0"
prefWidth="200.0">
<children>
<CheckBox fx:id="registerCheckBox"
mnemonicParsing="false" onAction="#registerCheckboxChanged"
text="Register" />
<Button alignment="CENTER_RIGHT" cancelButton="true"
mnemonicParsing="false" onAction="#abortLogin" text="Close" />
<Button alignment="CENTER_RIGHT" defaultButton="true"
mnemonicParsing="false" text="Login"
onAction="#loginButtonClicked" fx:id="loginButton" />
</children>
</HBox>
<CheckBox fx:id="registerCheckBox" mnemonicParsing="false"
onAction="#registerCheckboxChanged" text="Register" />
</children>
</VBox>
</content>

61
src/main/java/envoy/client/ui/LoginDialog.java
View File

@ -17,6 +17,7 @@ import envoy.event.HandshakeRejectionEvent;
import envoy.exception.EnvoyException;
import envoy.util.EnvoyLog;
import javafx.application.Platform;
import javafx.event.ActionEvent;
import javafx.fxml.FXML;
import javafx.fxml.FXMLLoader;
import javafx.scene.control.*;
@ -47,9 +48,6 @@ public final class LoginDialog extends Dialog<Void> {
@FXML
private CheckBox registerCheckBox;
@FXML
private Button loginButton;
private final Client client;
private final LocalDB localDB;
private final Cache<Message> receivedMessageCache;
@ -75,27 +73,43 @@ public final class LoginDialog extends Dialog<Void> {
final var loader = new FXMLLoader(getClass().getResource("LoginDialog.fxml"));
loader.setController(this);
setDialogPane(loader.load());
final var dialogPane = loader.<DialogPane>load();
// Configure dialog buttons
dialogPane.getButtonTypes().addAll(ButtonType.CLOSE, ButtonType.OK);
// Close button
dialogPane.lookupButton(ButtonType.CLOSE).addEventHandler(ActionEvent.ACTION, e -> abortLogin());
// Login button
final var loginButton = (Button) dialogPane.lookupButton(ButtonType.OK);
loginButton.setText("Login");
loginButton.addEventFilter(ActionEvent.ACTION, e -> {
e.consume();
// Prevent registration with unequal passwords
if (registerCheckBox.isSelected() && !passwordField.getText().equals(repeatPasswordField.getText())) {
clearPasswordFields();
new Alert(AlertType.ERROR, "The entered password is unequal to the repeated one").showAndWait();
} else
performHandshake(new LoginCredentials(userTextField.getText(), passwordField.getText().toCharArray(), registerCheckBox.isSelected()));
});
// Perform automatic login if configured
setOnShown(e -> { if (config.hasLoginCredentials()) performHandshake(config.getLoginCredentials()); });
setDialogPane(dialogPane);
}
@FXML
private void initialize() {
// Close the dialog when the user exits the dialog
getDialogPane().getScene().getWindow().setOnCloseRequest(e -> abortLogin());
// Show an alert after an unsuccessful handshake
eventBus.register(HandshakeRejectionEvent.class,
e -> Platform.runLater(() -> { clearPasswordFields(); new Alert(AlertType.ERROR, e.get()).showAndWait(); }));
// Set initial cursor
userTextField.requestFocus();
// Perform automatic login if configured
if (config.hasLoginCredentials()) {
performHandshake(config.getLoginCredentials());
hide();
}
}
@FXML
@ -114,22 +128,12 @@ public final class LoginDialog extends Dialog<Void> {
System.exit(0);
}
@FXML
private void loginButtonClicked() {
// Prevent registration with unequal passwords
if (registerCheckBox.isSelected() && !passwordField.getText().equals(repeatPasswordField.getText())) {
clearPasswordFields();
new Alert(AlertType.ERROR, "The entered password is unequal to the repeated one").showAndWait();
} else performHandshake(new LoginCredentials(userTextField.getText(), passwordField.getText().toCharArray(), registerCheckBox.isSelected()));
}
private void performHandshake(LoginCredentials credentials) {
try {
client.performHandshake(credentials, receivedMessageCache);
if (client.isOnline()) {
client.initReceiver(localDB, receivedMessageCache);
hide();
Platform.runLater(this::hide);
}
} catch (IOException | InterruptedException | TimeLimitExceededException e) {
logger.warning("Could not connect to server. Trying offline mode...");
@ -140,10 +144,13 @@ public final class LoginDialog extends Dialog<Void> {
User clientUser = (User) localDB.getUsers().get(credentials.getIdentifier());
if (clientUser == null) throw new EnvoyException("Could not enter offline mode: user name unknown");
client.setSender(clientUser);
new Alert(AlertType.WARNING, "A connection to the server could not be established. Starting in offline mode.\n" + e).showAndWait();
hide();
Platform.runLater(() -> {
new Alert(AlertType.WARNING, "A connection to the server could not be established. Starting in offline mode.\n" + e)
.showAndWait();
hide();
});
} catch (Exception e1) {
new Alert(AlertType.ERROR, "Client error: " + e.toString()).showAndWait();
Platform.runLater(() -> new Alert(AlertType.ERROR, "Client error: " + e.toString()).showAndWait());
System.exit(1);
}
}