diff options
Diffstat (limited to 'libjava/classpath/javax/swing/text/html/CSS.java')
| -rw-r--r-- | libjava/classpath/javax/swing/text/html/CSS.java | 274 |
1 files changed, 274 insertions, 0 deletions
diff --git a/libjava/classpath/javax/swing/text/html/CSS.java b/libjava/classpath/javax/swing/text/html/CSS.java index c248e758ec2..77f94a60878 100644 --- a/libjava/classpath/javax/swing/text/html/CSS.java +++ b/libjava/classpath/javax/swing/text/html/CSS.java @@ -37,8 +37,19 @@ exception statement from your version. */ package javax.swing.text.html; +import gnu.javax.swing.text.html.css.BorderStyle; +import gnu.javax.swing.text.html.css.BorderWidth; +import gnu.javax.swing.text.html.css.CSSColor; +import gnu.javax.swing.text.html.css.FontSize; +import gnu.javax.swing.text.html.css.FontStyle; +import gnu.javax.swing.text.html.css.FontWeight; +import gnu.javax.swing.text.html.css.Length; + import java.io.Serializable; import java.util.HashMap; +import java.util.StringTokenizer; + +import javax.swing.text.MutableAttributeSet; /** * Provides CSS attributes to be used by the HTML view classes. The constants @@ -388,6 +399,36 @@ public class CSS implements Serializable public static final Attribute WORD_SPACING = new Attribute("word-spacing", true, "normal"); + // Some GNU Classpath specific extensions. + static final Attribute BORDER_TOP_STYLE = + new Attribute("border-top-style", false, null); + static final Attribute BORDER_BOTTOM_STYLE = + new Attribute("border-bottom-style", false, null); + static final Attribute BORDER_LEFT_STYLE = + new Attribute("border-left-style", false, null); + static final Attribute BORDER_RIGHT_STYLE = + new Attribute("border-right-style", false, null); + static final Attribute BORDER_TOP_COLOR = + new Attribute("border-top-color", false, null); + static final Attribute BORDER_BOTTOM_COLOR = + new Attribute("border-bottom-color", false, null); + static final Attribute BORDER_LEFT_COLOR = + new Attribute("border-left-color", false, null); + static final Attribute BORDER_RIGHT_COLOR = + new Attribute("border-right-color", false, null); + static final Attribute BORDER_SPACING = + new Attribute("border-spacing", false, null); + static final Attribute POSITION = + new Attribute("position", false, null); + static final Attribute LEFT = + new Attribute("left", false, null); + static final Attribute RIGHT = + new Attribute("right", false, null); + static final Attribute TOP = + new Attribute("top", false, null); + static final Attribute BOTTOM = + new Attribute("bottom", false, null); + /** * The attribute string. */ @@ -459,4 +500,237 @@ public class CSS implements Serializable return defaultValue; } } + + /** + * Maps attribute values (String) to some converter class, based on the + * key. + * + * @param att the key + * @param v the value + * + * @return the wrapped value + */ + static Object getValue(Attribute att, String v) + { + Object o; + if (att == Attribute.FONT_SIZE) + o = new FontSize(v); + else if (att == Attribute.FONT_WEIGHT) + o = new FontWeight(v); + else if (att == Attribute.FONT_STYLE) + o = new FontStyle(v); + else if (att == Attribute.COLOR || att == Attribute.BACKGROUND_COLOR + || att == Attribute.BORDER_COLOR + || att == Attribute.BORDER_TOP_COLOR + || att == Attribute.BORDER_BOTTOM_COLOR + || att == Attribute.BORDER_LEFT_COLOR + || att == Attribute.BORDER_RIGHT_COLOR) + o = new CSSColor(v); + else if (att == Attribute.MARGIN || att == Attribute.MARGIN_BOTTOM + || att == Attribute.MARGIN_LEFT || att == Attribute.MARGIN_RIGHT + || att == Attribute.MARGIN_TOP || att == Attribute.WIDTH + || att == Attribute.HEIGHT + || att == Attribute.PADDING || att == Attribute.PADDING_BOTTOM + || att == Attribute.PADDING_LEFT || att == Attribute.PADDING_RIGHT + || att == Attribute.PADDING_TOP + || att == Attribute.LEFT || att == Attribute.RIGHT + || att == Attribute.TOP || att == Attribute.BOTTOM) + o = new Length(v); + else if (att == Attribute.BORDER_WIDTH || att == Attribute.BORDER_TOP_WIDTH + || att == Attribute.BORDER_LEFT_WIDTH + || att == Attribute.BORDER_RIGHT_WIDTH + || att == Attribute.BORDER_BOTTOM_WIDTH) + o = new BorderWidth(v); + else + o = v; + return o; + } + + static void addInternal(MutableAttributeSet atts, Attribute a, String v) + { + if (a == Attribute.BACKGROUND) + parseBackgroundShorthand(atts, v); + else if (a == Attribute.PADDING) + parsePaddingShorthand(atts, v); + else if (a == Attribute.MARGIN) + parseMarginShorthand(atts, v); + else if (a == Attribute.BORDER || a == Attribute.BORDER_LEFT + || a == Attribute.BORDER_RIGHT || a == Attribute.BORDER_TOP + || a == Attribute.BORDER_BOTTOM) + parseBorderShorthand(atts, v, a); + } + + /** + * Parses the background shorthand and translates it to more specific + * background attributes. + * + * @param atts the attributes + * @param v the value + */ + private static void parseBackgroundShorthand(MutableAttributeSet atts, + String v) + { + StringTokenizer tokens = new StringTokenizer(v, " "); + while (tokens.hasMoreElements()) + { + String token = tokens.nextToken(); + if (CSSColor.isValidColor(token)) + atts.addAttribute(Attribute.BACKGROUND_COLOR, + new CSSColor(token)); + } + } + + /** + * Parses the padding shorthand and translates to the specific padding + * values. + * + * @param atts the attributes + * @param v the actual value + */ + private static void parsePaddingShorthand(MutableAttributeSet atts, String v) + { + StringTokenizer tokens = new StringTokenizer(v, " "); + int numTokens = tokens.countTokens(); + if (numTokens == 1) + { + Length l = new Length(tokens.nextToken()); + atts.addAttribute(Attribute.PADDING_BOTTOM, l); + atts.addAttribute(Attribute.PADDING_LEFT, l); + atts.addAttribute(Attribute.PADDING_RIGHT, l); + atts.addAttribute(Attribute.PADDING_TOP, l); + } + else if (numTokens == 2) + { + Length l1 = new Length(tokens.nextToken()); + Length l2 = new Length(tokens.nextToken()); + atts.addAttribute(Attribute.PADDING_BOTTOM, l1); + atts.addAttribute(Attribute.PADDING_TOP, l1); + atts.addAttribute(Attribute.PADDING_LEFT, l2); + atts.addAttribute(Attribute.PADDING_RIGHT, l2); + } + else if (numTokens == 3) + { + Length l1 = new Length(tokens.nextToken()); + Length l2 = new Length(tokens.nextToken()); + Length l3 = new Length(tokens.nextToken()); + atts.addAttribute(Attribute.PADDING_TOP, l1); + atts.addAttribute(Attribute.PADDING_LEFT, l2); + atts.addAttribute(Attribute.PADDING_RIGHT, l2); + atts.addAttribute(Attribute.PADDING_BOTTOM, l3); + } + else + { + Length l1 = new Length(tokens.nextToken()); + Length l2 = new Length(tokens.nextToken()); + Length l3 = new Length(tokens.nextToken()); + Length l4 = new Length(tokens.nextToken()); + atts.addAttribute(Attribute.PADDING_TOP, l1); + atts.addAttribute(Attribute.PADDING_RIGHT, l2); + atts.addAttribute(Attribute.PADDING_BOTTOM, l3); + atts.addAttribute(Attribute.PADDING_LEFT, l4); + } + } + + /** + * Parses the margin shorthand and translates to the specific margin + * values. + * + * @param atts the attributes + * @param v the actual value + */ + private static void parseMarginShorthand(MutableAttributeSet atts, String v) + { + StringTokenizer tokens = new StringTokenizer(v, " "); + int numTokens = tokens.countTokens(); + if (numTokens == 1) + { + Length l = new Length(tokens.nextToken()); + atts.addAttribute(Attribute.MARGIN_BOTTOM, l); + atts.addAttribute(Attribute.MARGIN_LEFT, l); + atts.addAttribute(Attribute.MARGIN_RIGHT, l); + atts.addAttribute(Attribute.MARGIN_TOP, l); + } + else if (numTokens == 2) + { + Length l1 = new Length(tokens.nextToken()); + Length l2 = new Length(tokens.nextToken()); + atts.addAttribute(Attribute.MARGIN_BOTTOM, l1); + atts.addAttribute(Attribute.MARGIN_TOP, l1); + atts.addAttribute(Attribute.MARGIN_LEFT, l2); + atts.addAttribute(Attribute.MARGIN_RIGHT, l2); + } + else if (numTokens == 3) + { + Length l1 = new Length(tokens.nextToken()); + Length l2 = new Length(tokens.nextToken()); + Length l3 = new Length(tokens.nextToken()); + atts.addAttribute(Attribute.MARGIN_TOP, l1); + atts.addAttribute(Attribute.MARGIN_LEFT, l2); + atts.addAttribute(Attribute.MARGIN_RIGHT, l2); + atts.addAttribute(Attribute.MARGIN_BOTTOM, l3); + } + else + { + Length l1 = new Length(tokens.nextToken()); + Length l2 = new Length(tokens.nextToken()); + Length l3 = new Length(tokens.nextToken()); + Length l4 = new Length(tokens.nextToken()); + atts.addAttribute(Attribute.MARGIN_TOP, l1); + atts.addAttribute(Attribute.MARGIN_RIGHT, l2); + atts.addAttribute(Attribute.MARGIN_BOTTOM, l3); + atts.addAttribute(Attribute.MARGIN_LEFT, l4); + } + } + + /** + * Parses the CSS border shorthand attribute and translates it to the + * more specific border attributes. + * + * @param atts the attribute + * @param value the value + */ + private static void parseBorderShorthand(MutableAttributeSet atts, + String value, Attribute cssAtt) + { + StringTokenizer tokens = new StringTokenizer(value, " "); + while (tokens.hasMoreTokens()) + { + String token = tokens.nextToken(); + if (BorderStyle.isValidStyle(token)) + { + if (cssAtt == Attribute.BORDER_LEFT || cssAtt == Attribute.BORDER) + atts.addAttribute(Attribute.BORDER_LEFT_STYLE, token); + if (cssAtt == Attribute.BORDER_RIGHT || cssAtt == Attribute.BORDER) + atts.addAttribute(Attribute.BORDER_RIGHT_STYLE, token); + if (cssAtt == Attribute.BORDER_BOTTOM || cssAtt == Attribute.BORDER) + atts.addAttribute(Attribute.BORDER_BOTTOM_STYLE, token); + if (cssAtt == Attribute.BORDER_TOP || cssAtt == Attribute.BORDER) + atts.addAttribute(Attribute.BORDER_TOP_STYLE, token); + } + else if (BorderWidth.isValid(token)) + { + BorderWidth w = new BorderWidth(token); + if (cssAtt == Attribute.BORDER_LEFT || cssAtt == Attribute.BORDER) + atts.addAttribute(Attribute.BORDER_LEFT_WIDTH, w); + if (cssAtt == Attribute.BORDER_RIGHT || cssAtt == Attribute.BORDER) + atts.addAttribute(Attribute.BORDER_RIGHT_WIDTH, w); + if (cssAtt == Attribute.BORDER_BOTTOM || cssAtt == Attribute.BORDER) + atts.addAttribute(Attribute.BORDER_BOTTOM_WIDTH, w); + if (cssAtt == Attribute.BORDER_TOP || cssAtt == Attribute.BORDER) + atts.addAttribute(Attribute.BORDER_TOP_WIDTH, w); + } + else if (CSSColor.isValidColor(token)) + { + CSSColor c = new CSSColor(token); + if (cssAtt == Attribute.BORDER_LEFT || cssAtt == Attribute.BORDER) + atts.addAttribute(Attribute.BORDER_LEFT_COLOR, c); + if (cssAtt == Attribute.BORDER_RIGHT || cssAtt == Attribute.BORDER) + atts.addAttribute(Attribute.BORDER_RIGHT_COLOR, c); + if (cssAtt == Attribute.BORDER_BOTTOM || cssAtt == Attribute.BORDER) + atts.addAttribute(Attribute.BORDER_BOTTOM_COLOR, c); + if (cssAtt == Attribute.BORDER_TOP || cssAtt == Attribute.BORDER) + atts.addAttribute(Attribute.BORDER_TOP_COLOR, c); + } + } + } } |
