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/** * @ test * @ key headful * @ bug 4783068 * @ summary Disabled components should render grayed - out HTML * @ author Peter Zhelezniakov * @ run main Test4783068
import java.awt.*;
import java.awt.image.BufferedImage;
import javax.swing.*;
import javax.swing.plaf.metal.MetalLookAndFeel;
public class Test4783068 {
final static Color TEST_COLOR = Color.WHITE;
final static String html =
"<html>" +
"This is a <font color='red'>colored</font> <b>text</b>" +
"<p>with a <a href='http://ru.sun.com '>link</a>" +
"<ul><li>an unordered<li>list</ul>" +
"<ol><li>and an ordered<li>list</ol>" +
"</html>" ;
void test() {
try {
UIManager.setLookAndFeel(
new MetalLookAndFeel());
}
catch (UnsupportedLookAndFeelException e) {
throw new Error(
"Cannot set Metal LAF" );
}
// Render text using background color
UIManager.put(
"textInactiveText" , TEST_COLOR);
test(
new JLabel(html));
test(
new JButton(html));
JEditorPane pane =
new JEditorPane(
"text/html" , html);
pane.setDisabledTextColor(TEST_COLOR);
test(pane);
}
void test(JComponent c) {
c.setEnabled(
false );
c.setOpaque(
true );
c.setBackground(TEST_COLOR);
c.setBorder(
null );
Dimension size = c.getPreferredSize();
c.setBounds(
0 ,
0 , size.width, size.height);
BufferedImage image =
new BufferedImage(size.width, size.height, BufferedImage.TYPE_IN
T_ARGB);int rgb = TEST_COLOR.getRGB();for (int i = 0 ; i < size.height; i++) {for (int j = 0 ; j < size.width; j++) {if (image.getRGB(j, i) != rgb) {throw new RuntimeException("Color mismatch at [%d, %d]" , j, i));public static void main(String[] args) throws Exception {new Runnable() {public void run() {new Test4783068().test(); Messung V0.5 in Prozent C=93 H=96 G=94
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