mdlaf.components.combobox.MaterialComboBoxUI Maven / Gradle / Ivy

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/**
 * MIT License
 *
 * Copyright (c) 2018-2020 atharva washimkar, Vincenzo Palazzo [email protected]
 * Copyright (c) 2021 Vincenzo Palazzo [email protected]
 *
 * 
Permission is hereby granted, free of charge, to any person obtaining a copy of this software
 * and associated documentation files (the "Software"), to deal in the Software without restriction,
 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * 
The above copyright notice and this permission notice shall be included in all copies or
 * substantial portions of the Software.
 *
 * 
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
package mdlaf.components.combobox;

import java.awt.*;
import java.awt.event.FocusEvent;
import java.awt.event.FocusListener;
import javax.swing.*;
import javax.swing.border.Border;
import javax.swing.plaf.ComponentUI;
import javax.swing.plaf.UIResource;
import javax.swing.plaf.basic.BasicComboBoxUI;
import javax.swing.plaf.basic.BasicComboPopup;
import javax.swing.plaf.basic.ComboPopup;
import mdlaf.animation.MaterialUIMovement;
import mdlaf.components.button.MaterialButtonsComponentsUI;
import mdlaf.utils.MaterialBorders;
import mdlaf.utils.MaterialDrawingUtils;

/**
 * @author https://github.com/vincenzopalazzo
 * @author https://github.com/atarw
 */
public class MaterialComboBoxUI extends BasicComboBoxUI {

  public static ComponentUI createUI(JComponent c) {
    return new MaterialComboBoxUI();
  }

  protected JButton arrowButton;
  protected Color background;
  protected FocusListenerColor focusListener;
  protected int arc = 10; // default value
  protected Border disabledBorder;

  @Override
  public void installUI(JComponent c) {
    super.installUI(c);
    background = UIManager.getColor("ComboBox.background");
    comboBox.setLightWeightPopupEnabled(true);
    comboBox.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
    comboBox.setFocusable(UIManager.getBoolean("ComboBox.focusable"));
    this.disabledBorder =
        MaterialBorders.roundedLineColorBorder(UIManager.getColor("ComboBox.disabledColor"), arc);
  }

  @Override
  protected void installDefaults() {
    super.installDefaults();
    this.arc = UIManager.getInt("ComboBox.arc");
  }

  @Override
  public void uninstallUI(JComponent c) {
    super.uninstallUI(comboBox);
  }

  @Override
  public void paint(Graphics g, JComponent c) {
    super.paint(g, c);
    if (!c.isEnabled()) {
      c.setBorder(this.disabledBorder);
    }
  }

  @Override
  protected JButton createArrowButton() {
    this.arrowButton = new ArrowButtonComboBox();
    return arrowButton;
  }

  @Override
  protected ComboPopup createPopup() {
    return new MaterialComboBoxPopup(comboBox);
  }

  @Override
  public void unconfigureArrowButton() {
    super.unconfigureArrowButton();
  }

  @Override
  protected void installListeners() {
    super.installListeners();
    focusListener = new FocusListenerColor();
    comboBox.addFocusListener(focusListener);
  }

  @Override
  protected void uninstallListeners() {
    if (focusListener != null) {
      this.comboBox.removeFocusListener(focusListener);
    }
    super.uninstallListeners();
  }

  @Override
  public void update(Graphics g, JComponent c) {
    g = MaterialDrawingUtils.getAliasedGraphics(g);
    g.setColor(c.getBackground());
    g.fillRoundRect(0, 0, comboBox.getWidth(), comboBox.getHeight(), arc, arc);
    paint(g, c);
  }

  @Override
  public void paintCurrentValue(Graphics g, Rectangle bounds, boolean hasFocus) {
    ListCellRenderer