Scrollbar 1

org/w3c/css/properties/CSS3Properties.properties

@@ -143,6 +143,10 @@ scroll-margin-top:                      org.w3c.css.properties.css3.CssScrollMar
 scroll-snap-stop:                       org.w3c.css.properties.css3.CssScrollSnapStop
 scroll-snap-type:                       org.w3c.css.properties.css3.CssScrollSnapType
 
+#scrollbar
+scrollbar-color:                        org.w3c.css.properties.css3.CssScrollbarColor
+scrollbar-width:                        org.w3c.css.properties.css3.CssScrollbarWidth
+
 # grid
 grid:                                   org.w3c.css.properties.css3.CssGrid
 grid-area:                              org.w3c.css.properties.css3.CssGridArea

org/w3c/css/properties/css/CssScrollbarColor.java

@@ -0,0 +1,115 @@
+//
+// Author: Yves Lafon <ylafon@w3.org>
+//
+// (c) COPYRIGHT MIT, ERCIM, Keio, Beihang, 2021.
+// Please first read the full copyright statement in file COPYRIGHT.html
+package org.w3c.css.properties.css;
+
+import org.w3c.css.parser.CssStyle;
+import org.w3c.css.properties.css3.Css3Style;
+import org.w3c.css.util.ApplContext;
+import org.w3c.css.util.InvalidParamException;
+import org.w3c.css.values.CssExpression;
+import org.w3c.css.values.CssValue;
+
+/**
+ * @since CSS3
+ */
+public class CssScrollbarColor extends CssProperty {
+
+    public CssValue value;
+
+    /**
+     * Create a new CssScrollbarColor
+     */
+    public CssScrollbarColor() {
+    }
+
+    /**
+     * Creates a new CssScrollbarColor
+     *
+     * @param expression The expression for this property
+     * @throws InvalidParamException
+     *          Expressions are incorrect
+     */
+    public CssScrollbarColor(ApplContext ac, CssExpression expression, //
+                             boolean check) throws InvalidParamException {
+        throw new InvalidParamException("value",
+                expression.getValue().toString(),
+                getPropertyName(), ac);
+    }
+
+    public CssScrollbarColor(ApplContext ac, CssExpression expression)
+            throws InvalidParamException {
+        this(ac, expression, false);
+    }
+
+    /**
+     * Returns the value of this property
+     */
+    public Object get() {
+        return value;
+    }
+
+
+    /**
+     * Returns the name of this property
+     */
+    public final String getPropertyName() {
+        return "scrollbar-color";
+    }
+
+    /**
+     * Returns true if this property is "softly" inherited
+     * e.g. his value is equals to inherit
+     */
+    public boolean isSoftlyInherited() {
+        return value.equals(inherit);
+    }
+
+    /**
+     * Returns a string representation of the object.
+     */
+    public String toString() {
+        return value.toString();
+    }
+
+    /**
+     * Add this property to the CssStyle.
+     *
+     * @param style The CssStyle
+     */
+    public void addToStyle(ApplContext ac, CssStyle style) {
+        Css3Style s = (Css3Style) style;
+        if (s.cssScrollbarColor != null) {
+            style.addRedefinitionWarning(ac, this);
+        }
+        s.cssScrollbarColor = this;
+    }
+
+
+    /**
+     * Compares two properties for equality.
+     *
+     * @param property The other property.
+     */
+    public boolean equals(CssProperty property) {
+        return (property instanceof CssScrollbarColor &&
+                value.equals(((CssScrollbarColor) property).value));
+    }
+
+
+    /**
+     * Get this property in the style.
+     *
+     * @param style   The style where the property is
+     * @param resolve if true, resolve the style to find this property
+     */
+    public CssProperty getPropertyInStyle(CssStyle style, boolean resolve) {
+        if (resolve) {
+            return ((Css3Style) style).getScrollbarColor();
+        } else {
+            return ((Css3Style) style).cssScrollbarColor;
+        }
+    }
+}

org/w3c/css/properties/css/CssScrollbarWidth.java

@@ -0,0 +1,115 @@
+//
+// Author: Yves Lafon <ylafon@w3.org>
+//
+// (c) COPYRIGHT MIT, ERCIM, Keio, Beihang, 2021.
+// Please first read the full copyright statement in file COPYRIGHT.html
+package org.w3c.css.properties.css;
+
+import org.w3c.css.parser.CssStyle;
+import org.w3c.css.properties.css3.Css3Style;
+import org.w3c.css.util.ApplContext;
+import org.w3c.css.util.InvalidParamException;
+import org.w3c.css.values.CssExpression;
+import org.w3c.css.values.CssValue;
+
+/**
+ * @since CSS3
+ */
+public class CssScrollbarWidth extends CssProperty {
+
+    public CssValue value;
+
+    /**
+     * Create a new CssScrollbarWidth
+     */
+    public CssScrollbarWidth() {
+    }
+
+    /**
+     * Creates a new CssScrollbarWidth
+     *
+     * @param expression The expression for this property
+     * @throws InvalidParamException
+     *          Expressions are incorrect
+     */
+    public CssScrollbarWidth(ApplContext ac, CssExpression expression, //
+                             boolean check) throws InvalidParamException {
+        throw new InvalidParamException("value",
+                expression.getValue().toString(),
+                getPropertyName(), ac);
+    }
+
+    public CssScrollbarWidth(ApplContext ac, CssExpression expression)
+            throws InvalidParamException {
+        this(ac, expression, false);
+    }
+
+    /**
+     * Returns the value of this property
+     */
+    public Object get() {
+        return value;
+    }
+
+
+    /**
+     * Returns the name of this property
+     */
+    public final String getPropertyName() {
+        return "scrollbar-width";
+    }
+
+    /**
+     * Returns true if this property is "softly" inherited
+     * e.g. his value is equals to inherit
+     */
+    public boolean isSoftlyInherited() {
+        return value.equals(inherit);
+    }
+
+    /**
+     * Returns a string representation of the object.
+     */
+    public String toString() {
+        return value.toString();
+    }
+
+    /**
+     * Add this property to the CssStyle.
+     *
+     * @param style The CssStyle
+     */
+    public void addToStyle(ApplContext ac, CssStyle style) {
+        Css3Style s = (Css3Style) style;
+        if (s.cssScrollbarWidth != null) {
+            style.addRedefinitionWarning(ac, this);
+        }
+        s.cssScrollbarWidth = this;
+    }
+
+
+    /**
+     * Compares two properties for equality.
+     *
+     * @param property The other property.
+     */
+    public boolean equals(CssProperty property) {
+        return (property instanceof CssScrollbarWidth &&
+                value.equals(((CssScrollbarWidth) property).value));
+    }
+
+
+    /**
+     * Get this property in the style.
+     *
+     * @param style   The style where the property is
+     * @param resolve if true, resolve the style to find this property
+     */
+    public CssProperty getPropertyInStyle(CssStyle style, boolean resolve) {
+        if (resolve) {
+            return ((Css3Style) style).getScrollbarWidth();
+        } else {
+            return ((Css3Style) style).cssScrollbarWidth;
+        }
+    }
+}

org/w3c/css/properties/css3/Css3Style.java

@@ -232,6 +232,8 @@
 import org.w3c.css.properties.css.CssScrollSnapAlign;
 import org.w3c.css.properties.css.CssScrollSnapStop;
 import org.w3c.css.properties.css.CssScrollSnapType;
+import org.w3c.css.properties.css.CssScrollbarColor;
+import org.w3c.css.properties.css.CssScrollbarWidth;
 import org.w3c.css.properties.css.CssSpeakAs;
 import org.w3c.css.properties.css.CssTabSize;
 import org.w3c.css.properties.css.CssTextAlignAll;
@@ -623,7 +625,27 @@ public class Css3Style extends ATSCStyle {
     public CssTextDecorationSkipInset cssTextDecorationSkipInset;
     public CssTextDecorationSkipInk cssTextDecorationSkipInk;
     public CssTextDecorationSkipSpaces cssTextDecorationSkipSpaces;
+    public CssScrollbarWidth cssScrollbarWidth;
+    public CssScrollbarColor cssScrollbarColor;
 
+    public CssScrollbarColor getScrollbarColor() {
+        if (cssScrollbarColor == null) {
+            cssScrollbarColor =
+                    (CssScrollbarColor) style.CascadingOrder(new CssScrollbarColor(),
+                            style, selector);
+        }
+        return cssScrollbarColor;
+    }
+
+    public CssScrollbarWidth getScrollbarWidth() {
+        if (cssScrollbarWidth == null) {
+            cssScrollbarWidth =
+                    (CssScrollbarWidth) style.CascadingOrder(new CssScrollbarWidth(),
+                            style, selector);
+        }
+        return cssScrollbarWidth;
+    }
+
     public CssTextDecorationSkipSpaces getTextDecorationSkipSpaces() {
         if (cssTextDecorationSkipSpaces == null) {
             cssTextDecorationSkipSpaces =