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Fix NPE in FlatUIDefaultsInspector when color is null

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This commit is contained in:
poce1don
2026-01-13 00:44:13 -03:00
parent 7680c3a817
commit 3ca7ebbfee
1 changed files with 23 additions and 4 deletions
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27
flatlaf-extras/src/main/java/com/formdev/flatlaf/extras/FlatUIDefaultsInspector.java
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@@ -777,6 +777,9 @@ public class FlatUIDefaultsInspector
@SuppressWarnings( "FormatString" ) // Error Prone
private static String color2hex( Color color ) {
if ( color == null ) return "#none";
int rgb = color.getRGB();
boolean hasAlpha = color.getAlpha() != 255;
@@ -1019,7 +1022,7 @@ public class FlatUIDefaultsInspector
init( table, item.key, isSelected, row );
// reset background, foreground and icon
if( !(item.value instanceof Color) ) {
if( !isTargetClass() ) {
setBackground( null );
setForeground( null );
}
@@ -1033,12 +1036,19 @@ public class FlatUIDefaultsInspector
if( item.value instanceof Color ) {
Color color = (item.info instanceof Color[]) ? ((Color[])item.info)[0] : (Color) item.value;
boolean isDark = new HSLColor( color ).getLuminance() < 70 && color.getAlpha() >= 128;
valueColor = color;
setForeground( isDark ? Color.white : Color.black );
setForeground( fgColor( color ) );
} else if( item.value instanceof Icon ) {
Icon icon = (Icon) item.value;
setIcon( new SafeIcon( icon ) );
} else if ( item.value instanceof FlatLineBorder ) {
Color lineColor = ((FlatLineBorder)item.value).getLineColor();
valueColor = lineColor == null
? (isSelected ? table.getSelectionBackground() : table.getBackground())
: lineColor;
setForeground( lineColor == null
? (isSelected ? table.getSelectionForeground() : table.getForeground())
: fgColor( lineColor ) );
}
// set tooltip
@@ -1054,9 +1064,18 @@ public class FlatUIDefaultsInspector
return this;
}
private boolean isTargetClass() {
return item.value instanceof Color || item.value instanceof FlatLineBorder;
}
private Color fgColor( Color color ) {
boolean isDark = new HSLColor( color ).getLuminance() < 70 && color.getAlpha() >= 128;
return isDark ? Color.white : Color.black;
}
@Override
protected void paintComponent( Graphics g ) {
if( item.value instanceof Color ) {
if( isTargetClass() ) {
int width = getWidth();
int height = getHeight();
Color background = valueColor;