Java Code Examples for javafx.scene.input.KeyCode#BACK_SPACE

The following examples show how to use javafx.scene.input.KeyCode#BACK_SPACE . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: MultiplierView.java    From trex-stateless-gui with Apache License 2.0 7 votes vote down vote up 
/**
 * Validate input event handler
 *
 * @return
 */
@Override
public EventHandler<KeyEvent> validateInput() {
    return (KeyEvent event) -> {
        TextField source = (TextField) event.getSource();
        if (".".equals(event.getCharacter()) && source.getText().contains(".")) {
            event.consume();
        }
        if ((event.getCode() == KeyCode.BACK_SPACE && Util.isNullOrEmpty(source.getText()))
                || ".".equals(source.getText())) {
            return;
        }
        updateAll(currentSelected);
        optionValueChangeHandler.optionValueChanged();
    };
}
Example 2
Source File: CreateNewAccount.java    From ChatRoomFX with MIT License 5 votes vote down vote up 
@FXML
private void namingFieldsRestriction(KeyEvent event){
    if(!event.getCharacter().matches("[a-z]|[A-Z]+")&&(event.getCode()!= KeyCode.BACK_SPACE)&&!(event.getCharacter().matches("\\s"))){
        event.consume();
    }

}
Example 3
Source File: MainViewController.java    From trex-stateless-gui with Apache License 2.0 5 votes vote down vote up 
/**
 * Handle key down event
 *
 * @param event
 */
@Override
public void handle(KeyEvent event) {
    if (!event.getCharacter().matches("[0-9]") && event.getCode() != KeyCode.BACK_SPACE) {
        event.consume();
    }
}
Example 4
Source File: ComboBoxKeyHandler.java    From metastone with GNU General Public License v2.0 5 votes vote down vote up 
@Override
public void handle(KeyEvent event) {
	if (System.currentTimeMillis() - WORD_DELAY > lastKeyPress) {
		s = "";
	}
	// handle non alphanumeric keys like backspace, delete etc
	if (event.getCode() == KeyCode.BACK_SPACE && s.length() > 0)
		s = s.substring(0, s.length() - 1);
	else
		s += event.getText();

	lastKeyPress = System.currentTimeMillis();

	if (s.length() == 0) {
		select(0);
		return;
	}

	for (T item : box.getItems()) {

		String name = box.getConverter().toString(item).toLowerCase();
		if (name.startsWith(s)) {
			select(item);
			return;
		}
	}
	// nothing found, reset search string
	s = "";
}
Example 5
Source File: TranslationController.java    From BetonQuest-Editor with GNU General Public License v3.0 5 votes vote down vote up 
@FXML public void translationKey(KeyEvent event) {
	try {
		KeyCombination enter = new KeyCodeCombination(KeyCode.ENTER, KeyCombination.CONTROL_DOWN);
		KeyCombination backspace = new KeyCodeCombination(KeyCode.BACK_SPACE, KeyCombination.CONTROL_DOWN);
		if (enter.match(event)) {
			next();
		} else if (backspace.match(event)) {
			previous();
		}
	} catch (Exception e) {
		ExceptionController.display(e);
	}
}
Example 6
Source File: AutoCompleteComboBoxListener.java    From Path-of-Leveling with MIT License 4 votes vote down vote up 
@Override
public void handle(KeyEvent event) {

    if(event.getCode() == KeyCode.UP) {
        caretPos = -1;
        moveCaret(comboBox.getEditor().getText().length());
        return;
    } else if(event.getCode() == KeyCode.DOWN) {
        if(!comboBox.isShowing()) {
            comboBox.show();
        }
        caretPos = -1;
        moveCaret(comboBox.getEditor().getText().length());
        return;
    } else if(event.getCode() == KeyCode.BACK_SPACE) {
        moveCaretToPos = true;
        caretPos = comboBox.getEditor().getCaretPosition();
    } else if(event.getCode() == KeyCode.DELETE) {
        moveCaretToPos = true;
        caretPos = comboBox.getEditor().getCaretPosition();
    }

    if(event.getCharacter().matches("[a-z]"))
        comboBox.setValue(
                (T) String.valueOf(comboBox.getValue()).toUpperCase()
        );

    if (event.getCode() == KeyCode.RIGHT || event.getCode() == KeyCode.LEFT
            || event.isControlDown() || event.getCode() == KeyCode.HOME
            || event.getCode() == KeyCode.END || event.getCode() == KeyCode.TAB) {
        return;
    }

    //if(comboBox.getItems().isEmpty()) comboBox.getItems().addAll(data);
    
   ObservableList<T> list = FXCollections.observableArrayList();
    for (T aData : data) {
        if(sc.toString(aData).toLowerCase().contains
                    (AutoCompleteComboBoxListener.this.comboBox
                    .getEditor().getText().toLowerCase())
                ){
            list.add(aData);
        }
        /*
        if (String.valueOf(aData).toLowerCase().startsWith(
                AutoCompleteComboBoxListener.this.comboBox
                        .getEditor().getText().toLowerCase())) {
            list.add(aData);
        }*/
    }
    String t = comboBox.getEditor().getText();
    comboBox.getItems().clear();
    comboBox.getItems().addAll(list);
    comboBox.getEditor().setText(t);
    if(!moveCaretToPos) {
        caretPos = -1;
    }
    moveCaret(t.length());
    if(!list.isEmpty()) {
        comboBox.show();
    }
}
Example 7
Source File: OSFXUtils.java    From marathonv5 with Apache License 2.0 4 votes vote down vote up 
public static String keyEventGetKeyText(KeyCode keycode) {
    if (keycode == KeyCode.TAB) {
        return "Tab";
    }
    if (keycode == KeyCode.CONTROL) {
        return "Ctrl";
    }
    if (keycode == KeyCode.ALT) {
        return "Alt";
    }
    if (keycode == KeyCode.SHIFT) {
        return "Shift";
    }
    if (keycode == KeyCode.META) {
        return "Meta";
    }
    if (keycode == KeyCode.SPACE) {
        return "Space";
    }
    if (keycode == KeyCode.BACK_SPACE) {
        return "Backspace";
    }
    if (keycode == KeyCode.HOME) {
        return "Home";
    }
    if (keycode == KeyCode.END) {
        return "End";
    }
    if (keycode == KeyCode.DELETE) {
        return "Delete";
    }
    if (keycode == KeyCode.PAGE_UP) {
        return "Pageup";
    }
    if (keycode == KeyCode.PAGE_DOWN) {
        return "Pagedown";
    }
    if (keycode == KeyCode.UP) {
        return "Up";
    }
    if (keycode == KeyCode.DOWN) {
        return "Down";
    }
    if (keycode == KeyCode.LEFT) {
        return "Left";
    }
    if (keycode == KeyCode.RIGHT) {
        return "Right";
    }
    if (keycode == KeyCode.ENTER) {
        return "Enter";
    }
    return keycode.getName();
}
Example 8
Source File: WSRecorder.java    From marathonv5 with Apache License 2.0 4 votes vote down vote up 
private boolean needManualRecording(KeyCode keyCode) {
    return keyCode == KeyCode.BACK_SPACE || keyCode == KeyCode.DELETE || keyCode == KeyCode.ESCAPE || keyCode == KeyCode.SPACE;
}
Example 9
Source File: JavaFxRecorderHook.java    From marathonv5 with Apache License 2.0 4 votes vote down vote up 
public static String keyEventGetKeyText(KeyCode keyCode) {
    if (keyCode == KeyCode.TAB) {
        return "Tab";
    }
    if (keyCode == KeyCode.CONTROL) {
        return "Ctrl";
    }
    if (keyCode == KeyCode.ALT) {
        return "Alt";
    }
    if (keyCode == KeyCode.SHIFT) {
        return "Shift";
    }
    if (keyCode == KeyCode.META) {
        return "Meta";
    }
    if (keyCode == KeyCode.SPACE) {
        return "Space";
    }
    if (keyCode == KeyCode.BACK_SPACE) {
        return "Backspace";
    }
    if (keyCode == KeyCode.HOME) {
        return "Home";
    }
    if (keyCode == KeyCode.END) {
        return "End";
    }
    if (keyCode == KeyCode.DELETE) {
        return "Delete";
    }
    if (keyCode == KeyCode.PAGE_UP) {
        return "Pageup";
    }
    if (keyCode == KeyCode.PAGE_DOWN) {
        return "Pagedown";
    }
    if (keyCode == KeyCode.UP) {
        return "Up";
    }
    if (keyCode == KeyCode.DOWN) {
        return "Down";
    }
    if (keyCode == KeyCode.LEFT) {
        return "Left";
    }
    if (keyCode == KeyCode.RIGHT) {
        return "Right";
    }
    if (keyCode == KeyCode.ENTER) {
        return "Enter";
    }
    return keyCode.getName();
}
Example 10
Source File: CreateNewAccount.java    From ChatRoomFX with MIT License 4 votes vote down vote up 
@FXML
private void intRestriction(KeyEvent key){
    if(!"0123456789".contains(key.getCharacter())&&(key.getCode()!= KeyCode.BACK_SPACE)){
        key.consume();
    }
}
Example 11
Source File: StreamPropertiesViewController.java    From trex-stateless-gui with Apache License 2.0 4 votes vote down vote up 
@Override
public void handle(KeyEvent event) {
    if (!event.getCharacter().matches("[0-9]") && event.getCode() != KeyCode.BACK_SPACE) {
        event.consume();
    }
}
Example 12
Source File: Text.java    From CircuitSim with BSD 3-Clause "New" or "Revised" License 4 votes vote down vote up 
@Override
public boolean keyPressed(CircuitManager manager, CircuitState state, KeyCode keyCode, String text) {
	return keyCode == KeyCode.BACK_SPACE && !this.text.isEmpty();
}