processing4/app/src/processing/app/laf/PdeComboBoxUI.java at main · processing/processing4 · GitHub

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package processing.app.laf;

import processing.app.ui.Theme;

import processing.app.ui.Toolkit;

import javax.swing.*;

import javax.swing.border.Border;

import javax.swing.border.EmptyBorder;

import javax.swing.plaf.basic.BasicComboBoxUI;

import java.awt.*;

// https://github.com/AdoptOpenJDK/openjdk-jdk8u/blob/master/jdk/src/share/classes/javax/swing/plaf/basic/BasicComboBoxUI.java

public class PdeComboBoxUI extends BasicComboBoxUI {

final String prefix;

Color enabledFgColor;

Color enabledBgColor;

Color disabledFgColor;

Color disabledBgColor;

Color selectedFgColor;

Color selectedBgColor;

public PdeComboBoxUI(String prefix) {

this.prefix = prefix;

}

@Override

protected void installDefaults() {

super.installDefaults();

comboBox.setBorder(null);

}

@Override

protected JButton createArrowButton() {

JButton button = new BasicArrowButton(BasicArrowButton.SOUTH,

UIManager.getColor("ComboBox.buttonBackground"),

UIManager.getColor("ComboBox.buttonShadow"),

UIManager.getColor("ComboBox.buttonDarkShadow"),

UIManager.getColor("ComboBox.buttonHighlight"));

button.setName("ComboBox.arrowButton");

return button;

JButton button = new JButton();

//JButton button = new JButton("\u2193"); // arrow down

// JButton button = new JButton("\u25BC"); // filled triangle

// JButton button = new JButton("\u25BD"); // outlined triangle

//JButton button = new JButton("\u02C5 . \u02EC . \u142f");

// JButton button = new JButton("\u02EC . \u142f");

// button.setFont(new Font("Dialog", Font.PLAIN, 8));

// button.putClientProperty("FlatLaf.styleClass", "mini");

//button.putClientProperty();

button.setBorder(null);

return button;

}

@Override

protected ListCellRenderer<Object> createRenderer() {

return new DefaultListCellRenderer() {

@Override

public Component getListCellRendererComponent(JList<?> list, Object value, int index, boolean isSelected, boolean cellHasFocus) {

// TODO There must be a less convoluted way to do this [fry 220505]

Container parent = getParent();

if (parent instanceof CellRendererPane) {

Container crp = parent.getParent();

// anonymous class javax.swing.plaf.basic.BasicComboPopup$1

if (crp instanceof JComponent) {

Container viewport = crp.getParent();

if (viewport instanceof JViewport) {

Container scrollPane = viewport.getParent();

if (scrollPane instanceof JScrollPane) {

Container popup = scrollPane.getParent();

if (popup instanceof JComponent) {

// com.formdev.flatlaf.ui.FlatComboBoxUI$FlatComboPopup

JComponent c = (JComponent) popup;

if (!(c.getBorder() instanceof EmptyBorder)) { // just once

// remove the black outline from the popup

c.setBorder(new EmptyBorder(0, 0, 0, 0));

}

// Can't use instanceof because FlatLaf Border is EmptyBorder subclass.

// If this is the currently selected item (index == -1), do not add

// extra left indent, so the list items left-align with the selection.

setBorder(new EmptyBorder(2, index == -1 ? 0 : 6, 2, 2));

if (isSelected) {

setForeground(selectedFgColor);

setBackground(selectedBgColor);

} else {

setForeground(enabledFgColor);

setBackground(enabledBgColor);

}

setText(String.valueOf(value));

return this;

}

};

}

@Override

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

ListCellRenderer<Object> renderer = comboBox.getRenderer();

Component c;

if (hasFocus && !isPopupVisible(comboBox) ) {

c = renderer.getListCellRendererComponent(listBox, comboBox.getSelectedItem(), -1, true, false );

} else {

c = renderer.getListCellRendererComponent(listBox, comboBox.getSelectedItem(), -1, false, false );

//c.setBackground(UIManager.getColor("ComboBox.background"));

c.setBackground(enabledBgColor);

}

c.setFont(comboBox.getFont());

// if (hasFocus && !isPopupVisible(comboBox)) {

// //c.setForeground(listBox.getSelectionForeground());

// //c.setBackground(listBox.getSelectionBackground());

// c.setForeground(selectedFgColor);

// c.setBackground(selectedBgColor);

// } else {

if (comboBox.isEnabled()) {

// c.setForeground(comboBox.getForeground());

// c.setBackground(comboBox.getBackground());

c.setForeground(enabledFgColor);

c.setBackground(enabledBgColor);

} else {

c.setForeground(disabledFgColor);

c.setBackground(disabledBgColor);

}

// }

// Fix for 4238829: should lay out the JPanel.

boolean shouldValidate = c instanceof JPanel;

int x = bounds.x, y = bounds.y, w = bounds.width, h = bounds.height;

if (padding != null) {

x = bounds.x + padding.left;

y = bounds.y + padding.top;

w = bounds.width - (padding.left + padding.right);

h = bounds.height - (padding.top + padding.bottom);

}

currentValuePane.paintComponent(g, c, comboBox, x, y, w, h, shouldValidate);

}

@Override

public void paintCurrentValueBackground(Graphics g, Rectangle bounds, boolean hasFocus) {

Color t = g.getColor();

if (comboBox.isEnabled()) {

//g.setColor(DefaultLookup.getColor(comboBox, this, "ComboBox.background", null));

g.setColor(enabledBgColor);

} else {

//g.setColor(DefaultLookup.getColor(comboBox, this, "ComboBox.disabledBackground", null));

g.setColor(disabledBgColor);

}

g.fillRect(bounds.x, bounds.y, bounds.width, bounds.height);

g.setColor(t);

}

public void updateTheme() {

enabledFgColor = Theme.getColor(prefix + ".enabled.fgcolor");

enabledBgColor = Theme.getColor(prefix + ".enabled.bgcolor");

disabledFgColor = Theme.getColor(prefix + ".disabled.fgcolor");

disabledBgColor = Theme.getColor(prefix + ".disabled.bgcolor");

selectedFgColor = Theme.getColor(prefix + ".selected.fgcolor");

selectedBgColor = Theme.getColor(prefix + ".selected.bgcolor");

if (arrowButton.isEnabled()) {

arrowButton.setBackground(enabledBgColor);

arrowButton.setForeground(enabledFgColor);

arrowButton.setIcon(Toolkit.renderIcon("manager/chevron", Theme.get(prefix + ".enabled.fgcolor"), 16));

} else {

arrowButton.setBackground(disabledBgColor);

arrowButton.setForeground(disabledFgColor);

arrowButton.setIcon(Toolkit.renderIcon("manager/chevron", Theme.get(prefix + ".disabled.fgcolor"), 16));

}

processing4/app/src/processing/app/laf/PdeComboBoxUI.java at main · processing/processing4 · GitHub

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