Class PanelTextInput

examples/dashboard/java/PanelTextInput.java:9–235

import io.github.humbleui.types.*;

public class PanelTextInput extends Panel implements TextInputClient {
    public List<String> keys = Collections.synchronizedList(new ArrayList<String>());
    
    public String text = "";
    public EventTextInputMarked lastMarked = null;
    public int lastInputHeight = 0;
    public boolean cursorDraw = true;
    public TimerTask timerTask;
    public static Timer timer = new Timer(true);
    public boolean _wasInside = false;

    public PanelTextInput(Window window) {
        super(window);
        this.drawBG = false;
        window.setTextInputEnabled(true);
        window.setTextInputClient(this);
        timerTask = new TimerTask() {
            public void run() {
                cursorDraw = !cursorDraw;
                App.runOnUIThread(() -> { if (!window.isClosed()) window.requestFrame(); });
            }
        };
        timer.schedule(timerTask, 0, 500);
    }

    @Override
    public void accept(Event e) {
        if (e instanceof EventTextInput ee) {
            int start = ee.getReplacementStart() == -1 ? text.length() : ee.getReplacementStart();
            int end = start + ee.getReplacementEnd() - ee.getReplacementStart();
            text = text.substring(0, start) + ee.getText() + text.substring(end);
            lastMarked = null;
            window.requestFrame();
        } else if (e instanceof EventTextInputMarked ee) {
            int start = ee.getReplacementStart() == -1 ? text.length() : ee.getReplacementStart();
            int end = start + ee.getReplacementEnd() - ee.getReplacementStart();
            text = text.substring(0, start) + text.substring(end);
            lastMarked = ee;
            window.requestFrame();
        } else if (e instanceof EventMouseButton ee) {
            window.unmarkText();
            window.requestFrame();
        } else if (e instanceof EventMouseMove ee) {
            boolean isInside = contains(ee.getX(), ee.getY());
            if (!_wasInside && isInside)
                window.setMouseCursor(MouseCursor.IBEAM);
            if (_wasInside && !isInside)
                window.setMouseCursor(MouseCursor.ARROW);
            _wasInside = isInside;
        } else if (e instanceof EventKey ee) {
            Key key = ee.getKey();
            KeyLocation loc = ee.getLocation();

            var keyText = loc == KeyLocation.DEFAULT ? key.getName() : capitalize(loc.toString()) + " " + key.getName();
            if (ee.isPressed() && !keys.contains(keyText))
                keys.add(keyText);
            else if (!ee.isPressed())
                keys.remove(keyText);