null and must be lower case and trimmed.
- * @throws RuntimeException if the constraint was not valid.
- * @return The parsed constraint. Never null.
- */
- public static LC parseLayoutConstraint(String s)
- {
- LC lc = new LC();
- if (s.isEmpty())
- return lc;
-
- String[] parts = toTrimmedTokens(s, ',');
-
- // First check for "ltr" or "rtl" since that will affect the interpretation of the other constraints.
- for (int i = 0; i < parts.length; i++) {
- String part = parts[i];
- if (part == null)
- continue;
-
- int len = part.length();
- if (len == 3 || len == 11) { // Optimization
- if (part.equals("ltr") || part.equals("rtl") || part.equals("lefttoright") || part.equals("righttoleft")) {
- lc.setLeftToRight(part.charAt(0) == 'l' ? Boolean.TRUE : Boolean.FALSE);
- parts[i] = null; // So we will not try to interpret it again
- }
-
- if (part.equals("ttb") || part.equals("btt") || part.equals("toptobottom") || part.equals("bottomtotop")) {
- lc.setTopToBottom(part.charAt(0) == 't');
- parts[i] = null; // So we will not try to interpret it again
- }
- }
- }
-
- for (String part : parts) {
- if (part == null || part.length() == 0)
- continue;
-
- try {
- int ix = -1;
- char c = part.charAt(0);
-
- if (c == 'w' || c == 'h') {
-
- ix = startsWithLenient(part, "wrap", -1, true);
- if (ix > -1) {
- String num = part.substring(ix).trim();
- lc.setWrapAfter(num.length() != 0 ? Integer.parseInt(num) : 0);
- continue;
- }
-
- boolean isHor = c == 'w';
- if (isHor && (part.startsWith("w ") || part.startsWith("width "))) {
- String sz = part.substring(part.charAt(1) == ' ' ? 2 : 6).trim();
- lc.setWidth(parseBoundSize(sz, false, true));
- continue;
- }
-
- if (!isHor && (part.startsWith("h ") || part.startsWith("height "))) {
- String uvStr = part.substring(part.charAt(1) == ' ' ? 2 : 7).trim();
- lc.setHeight(parseBoundSize(uvStr, false, false));
- continue;
- }
-
- if (part.length() > 5) {
- String sz = part.substring(5).trim();
- if (part.startsWith("wmin ")) {
- lc.minWidth(sz);
- continue;
- } else if (part.startsWith("wmax ")) {
- lc.maxWidth(sz);
- continue;
- } else if (part.startsWith("hmin ")) {
- lc.minHeight(sz);
- continue;
- } else if (part.startsWith("hmax ")) {
- lc.maxHeight(sz);
- continue;
- }
- }
-
- if (part.startsWith("hidemode ")) {
- lc.setHideMode(Integer.parseInt(part.substring(9)));
- continue;
- }
- }
-
- if (c == 'g') {
- if (part.startsWith("gapx ")) {
- lc.setGridGapX(parseBoundSize(part.substring(5).trim(), true, true));
- continue;
- }
-
- if (part.startsWith("gapy ")) {
- lc.setGridGapY(parseBoundSize(part.substring(5).trim(), true, false));
- continue;
- }
-
- if (part.startsWith("gap ")) {
- String[] gaps = toTrimmedTokens(part.substring(4).trim(), ' ');
- lc.setGridGapX(parseBoundSize(gaps[0], true, true));
- lc.setGridGapY(gaps.length > 1 ? parseBoundSize(gaps[1], true, false) : lc.getGridGapX());
- continue;
- }
- }
-
- if (c == 'd') {
- ix = startsWithLenient(part, "debug", 5, true);
- if (ix > -1) {
- String millis = part.substring(ix).trim();
- lc.setDebugMillis(millis.length() > 0 ? Integer.parseInt(millis) : 1000);
- continue;
- }
- }
-
- if (c == 'n') {
- if (part.equals("nogrid")) {
- lc.setNoGrid(true);
- continue;
- }
-
- if (part.equals("nocache")) {
- lc.setNoCache(true);
- continue;
- }
-
- if (part.equals("novisualpadding")) {
- lc.setVisualPadding(false);
- continue;
- }
- }
-
- if (c == 'f') {
- if (part.equals("fill") || part.equals("fillx") || part.equals("filly")) {
- lc.setFillX(part.length() == 4 || part.charAt(4) == 'x');
- lc.setFillY(part.length() == 4 || part.charAt(4) == 'y');
- continue;
- }
-
- if (part.equals("flowy")) {
- lc.setFlowX(false);
- continue;
- }
-
- if (part.equals("flowx")) {
- lc.setFlowX(true); // This is the default but added for consistency
- continue;
- }
- }
-
- if (c == 'i') {
- ix = startsWithLenient(part, "insets", 3, true);
- if (ix > -1) {
- String insStr = part.substring(ix).trim();
- UnitValue[] ins = parseInsets(insStr, true);
- LayoutUtil.putCCString(ins, insStr);
- lc.setInsets(ins);
- continue;
- }
- }
-
- if (c == 'a') {
- ix = startsWithLenient(part, new String[]{"aligny", "ay"}, new int[]{6, 2}, true);
- if (ix > -1) {
- UnitValue align = parseUnitValueOrAlign(part.substring(ix).trim(), false, null);
- if (align == UnitValue.BASELINE_IDENTITY)
- throw new IllegalArgumentException("'baseline' can not be used to align the whole component group.");
- lc.setAlignY(align);
- continue;
- }
-
- ix = startsWithLenient(part, new String[]{"alignx", "ax"}, new int[]{6, 2}, true);
- if (ix > -1) {
- lc.setAlignX(parseUnitValueOrAlign(part.substring(ix).trim(), true, null));
- continue;
- }
-
- ix = startsWithLenient(part, "align", 2, true);
- if (ix > -1) {
- String[] gaps = toTrimmedTokens(part.substring(ix).trim(), ' ');
- lc.setAlignX(parseUnitValueOrAlign(gaps[0], true, null));
- if (gaps.length > 1) {
- UnitValue align = parseUnitValueOrAlign(gaps[1], false, null);
- if (align == UnitValue.BASELINE_IDENTITY)
- throw new IllegalArgumentException("'baseline' can not be used to align the whole component group.");
- lc.setAlignY(align);
- }
- continue;
- }
- }
-
- if (c == 'p') {
- if (part.startsWith("packalign ")) {
- String[] packs = toTrimmedTokens(part.substring(10).trim(), ' ');
- lc.setPackWidthAlign(packs[0].length() > 0 ? Float.parseFloat(packs[0]) : 0.5f);
- if (packs.length > 1)
- lc.setPackHeightAlign(Float.parseFloat(packs[1]));
- continue;
- }
-
- if (part.startsWith("pack ") || part.equals("pack")) {
- String ps = part.substring(4).trim();
- String[] packs = toTrimmedTokens(ps.length() > 0 ? ps : "pref pref", ' ');
- lc.setPackWidth(parseBoundSize(packs[0], false, true));
- if (packs.length > 1)
- lc.setPackHeight(parseBoundSize(packs[1], false, false));
-
- continue;
- }
- }
-
- if (lc.getAlignX() == null) {
- UnitValue alignX = parseAlignKeywords(part, true);
- if (alignX != null) {
- lc.setAlignX(alignX);
- continue;
- }
- }
-
- UnitValue alignY = parseAlignKeywords(part, false);
- if (alignY != null) {
- lc.setAlignY(alignY);
- continue;
- }
-
- throw new IllegalArgumentException("Unknown Constraint: '" + part + "'\n");
-
- } catch (Exception ex) {
- throw new IllegalArgumentException("Illegal Constraint: '" + part + "'\n" + ex.getMessage());
- }
- }
-
-// lc = (LC) serializeTest(lc);
-
- return lc;
- }
-
- /** Parses the column or rows constraints. They normally looks something like "[min:pref]rel[10px][]".
- * @param s The string to parse. Not null.
- * @return An array of {@link DimConstraint}s that is as many are there exist "[...]" sections in the string that is parsed.
- * @throws RuntimeException if the constraint was not valid.
- */
- public static AC parseRowConstraints(String s)
- {
- return parseAxisConstraint(s, false);
- }
-
- /** Parses the column or rows constraints. They normally looks something like "[min:pref]rel[10px][]".
- * @param s The string to parse. Not null.
- * @return An array of {@link DimConstraint}s that is as many are there exist "[...]" sections in the string that is parsed.
- * @throws RuntimeException if the constraint was not valid.
- */
- public static AC parseColumnConstraints(String s)
- {
- return parseAxisConstraint(s, true);
- }
-
- /** Parses the column or rows constraints. They normally looks something like "[min:pref]rel[10px][]".
- * @param s The string to parse. Not null.
- * @param isCols If this for columns rather than rows.
- * @return An array of {@link DimConstraint}s that is as many are there exist "[...]" sections in the string that is parsed.
- * @throws RuntimeException if the constraint was not valid.
- */
- private static AC parseAxisConstraint(String s, boolean isCols)
- {
- s = s.trim();
-
- if (s.length() == 0)
- return new AC(); // Short circuit for performance.
-
- s = s.toLowerCase();
-
- ArrayList"min:pref,fill,grow". Should not be null and must
- * be lower case and trimmed.
- * @param gapBefore The default gap "before" the column/row constraint. Can be overridden with a "gap" section within s.
- * @param gapAfter The default gap "after" the column/row constraint. Can be overridden with a "gap" section within s.
- * @param isCols If the constraints are column constraints rather than row constraints.
- * @return A single constraint. Never null.
- * @throws RuntimeException if the constraint was not valid.
- */
- private static DimConstraint parseDimConstraint(String s, BoundSize gapBefore, BoundSize gapAfter, boolean isCols)
- {
- DimConstraint dimConstraint = new DimConstraint();
-
- // Default values.
- dimConstraint.setGapBefore(gapBefore);
- dimConstraint.setGapAfter(gapAfter);
-
- String[] parts = toTrimmedTokens(s, ',');
- for (int i = 0; i < parts.length; i++) {
- String part = parts[i];
- try {
- if (part.length() == 0)
- continue;
-
- if (part.equals("fill")) {
- dimConstraint.setFill(true);
-// dimConstraint.setAlign(null); // Can not have both fill and alignment (changed for 3.5 since it can have "growy 0")
- continue;
- }
-
- if (part.equals("nogrid")) {
- dimConstraint.setNoGrid(true);
- continue;
- }
-
- int ix = -1;
- char c = part.charAt(0);
-
- if (c == 's') {
- ix = startsWithLenient(part, new String[] {"sizegroup", "sg"}, new int[] {5, 2}, true);
- if (ix > -1) {
- dimConstraint.setSizeGroup(part.substring(ix).trim());
- continue;
- }
-
-
- ix = startsWithLenient(part, new String[] {"shrinkprio", "shp"}, new int[] {10, 3}, true);
- if (ix > -1) {
- dimConstraint.setShrinkPriority(Integer.parseInt(part.substring(ix).trim()));
- continue;
- }
-
- ix = startsWithLenient(part, "shrink", 6, true);
- if (ix > -1) {
- dimConstraint.setShrink(parseFloat(part.substring(ix).trim(), ResizeConstraint.WEIGHT_100));
- continue;
- }
- }
-
- if (c == 'g') {
- ix = startsWithLenient(part, new String[] {"growpriority", "gp"}, new int[] {5, 2}, true);
- if (ix > -1) {
- dimConstraint.setGrowPriority(Integer.parseInt(part.substring(ix).trim()));
- continue;
- }
-
- ix = startsWithLenient(part, "grow", 4, true);
- if (ix > -1) {
- dimConstraint.setGrow(parseFloat(part.substring(ix).trim(), ResizeConstraint.WEIGHT_100));
- continue;
- }
- }
-
- if (c == 'a') {
- ix = startsWithLenient(part, "align", 2, true);
- if (ix > -1) {
-// if (dimConstraint.isFill() == false) // Swallow, but ignore if fill is set. (changed for 3.5 since it can have "growy 0")
- dimConstraint.setAlign(parseUnitValueOrAlign(part.substring(ix).trim(), isCols, null));
- continue;
- }
- }
-
- UnitValue align = parseAlignKeywords(part, isCols);
- if (align != null) {
-// if (dimConstraint.isFill() == false) // Swallow, but ignore if fill is set. (changed for 3.5 since it can have "growy 0")
- dimConstraint.setAlign(align);
- continue;
- }
-
- // Only min:pref:max still left that is ok
- dimConstraint.setSize(parseBoundSize(part, false, isCols));
-
- } catch (Exception ex) {
- throw new IllegalArgumentException("Illegal constraint: '" + part + "'\n" + ex.getMessage());
- }
- }
- return dimConstraint;
- }
-
- /** Parses all component constraints and stores the parsed values in the transient (cache) member variables.
- * @param constrMap The constraints as Strings. Strings must be lower case and trimmed
- * @return The parsed constraints. Never null.
- */
- public static Mapnull.
- */
- public static CC parseComponentConstraint(String s)
- {
- CC cc = new CC();
-
- if (s == null || s.isEmpty())
- return cc;
-
- String[] parts = toTrimmedTokens(s, ',');
-
- for (String part : parts) {
- try {
- if (part.length() == 0)
- continue;
-
- int ix = -1;
- char c = part.charAt(0);
-
- if (c == 'n') {
- if (part.equals("north")) {
- cc.setDockSide(0);
- continue;
- }
-
- if (part.equals("newline")) {
- cc.setNewline(true);
- continue;
- }
-
- if (part.startsWith("newline ")) {
- String gapSz = part.substring(7).trim();
- cc.setNewlineGapSize(parseBoundSize(gapSz, true, true));
- continue;
- }
- }
-
- if (c == 'f' && (part.equals("flowy") || part.equals("flowx"))) {
- cc.setFlowX(part.charAt(4) == 'x' ? Boolean.TRUE : Boolean.FALSE);
- continue;
- }
-
- if (c == 's') {
- ix = startsWithLenient(part, "skip", 4, true);
- if (ix > -1) {
- String num = part.substring(ix).trim();
- cc.setSkip(num.length() != 0 ? Integer.parseInt(num) : 1);
- continue;
- }
-
- ix = startsWithLenient(part, "split", 5, true);
- if (ix > -1) {
- String split = part.substring(ix).trim();
- cc.setSplit(split.length() > 0 ? Integer.parseInt(split) : LayoutUtil.INF);
- continue;
- }
-
- if (part.equals("south")) {
- cc.setDockSide(2);
- continue;
- }
-
- ix = startsWithLenient(part, new String[]{"spany", "sy"}, new int[]{5, 2}, true);
- if (ix > -1) {
- cc.setSpanY(parseSpan(part.substring(ix).trim()));
- continue;
- }
-
- ix = startsWithLenient(part, new String[]{"spanx", "sx"}, new int[]{5, 2}, true);
- if (ix > -1) {
- cc.setSpanX(parseSpan(part.substring(ix).trim()));
- continue;
- }
-
- ix = startsWithLenient(part, "span", 4, true);
- if (ix > -1) {
- String[] spans = toTrimmedTokens(part.substring(ix).trim(), ' ');
- cc.setSpanX(spans[0].length() > 0 ? Integer.parseInt(spans[0]) : LayoutUtil.INF);
- cc.setSpanY(spans.length > 1 ? Integer.parseInt(spans[1]) : 1);
- continue;
- }
-
- ix = startsWithLenient(part, "shrinkx", 7, true);
- if (ix > -1) {
- cc.getHorizontal().setShrink(parseFloat(part.substring(ix).trim(), ResizeConstraint.WEIGHT_100));
- continue;
- }
-
- ix = startsWithLenient(part, "shrinky", 7, true);
- if (ix > -1) {
- cc.getVertical().setShrink(parseFloat(part.substring(ix).trim(), ResizeConstraint.WEIGHT_100));
- continue;
- }
-
- ix = startsWithLenient(part, "shrink", 6, false);
- if (ix > -1) {
- String[] shrinks = toTrimmedTokens(part.substring(ix).trim(), ' ');
- cc.getHorizontal().setShrink(parseFloat(shrinks[0], ResizeConstraint.WEIGHT_100));
- if (shrinks.length > 1)
- cc.getVertical().setShrink(parseFloat(shrinks[1], ResizeConstraint.WEIGHT_100));
- continue;
- }
-
- ix = startsWithLenient(part, new String[]{"shrinkprio", "shp"}, new int[]{10, 3}, true);
- if (ix > -1) {
- String sp = part.substring(ix).trim();
- if (sp.startsWith("x") || sp.startsWith("y")) { // To handle "gpx", "gpy", "shrinkpriorityx", shrinkpriorityy"
- (sp.startsWith("x") ? cc.getHorizontal() : cc.getVertical()).setShrinkPriority(Integer.parseInt(sp.substring(2)));
- } else {
- String[] shrinks = toTrimmedTokens(sp, ' ');
- cc.getHorizontal().setShrinkPriority(Integer.parseInt(shrinks[0]));
- if (shrinks.length > 1)
- cc.getVertical().setShrinkPriority(Integer.parseInt(shrinks[1]));
- }
- continue;
- }
-
- ix = startsWithLenient(part, new String[]{"sizegroupx", "sizegroupy", "sgx", "sgy"}, new int[]{9, 9, 2, 2}, true);
- if (ix > -1) {
- String sg = part.substring(ix).trim();
- char lc = part.charAt(ix - 1);
- if (lc != 'y')
- cc.getHorizontal().setSizeGroup(sg);
- if (lc != 'x')
- cc.getVertical().setSizeGroup(sg);
- continue;
- }
- }
-
- if (c == 'g') {
- ix = startsWithLenient(part, "growx", 5, true);
- if (ix > -1) {
- cc.getHorizontal().setGrow(parseFloat(part.substring(ix).trim(), ResizeConstraint.WEIGHT_100));
- continue;
- }
-
- ix = startsWithLenient(part, "growy", 5, true);
- if (ix > -1) {
- cc.getVertical().setGrow(parseFloat(part.substring(ix).trim(), ResizeConstraint.WEIGHT_100));
- continue;
- }
-
- ix = startsWithLenient(part, "grow", 4, false);
- if (ix > -1) {
- String[] grows = toTrimmedTokens(part.substring(ix).trim(), ' ');
- cc.getHorizontal().setGrow(parseFloat(grows[0], ResizeConstraint.WEIGHT_100));
- cc.getVertical().setGrow(parseFloat(grows.length > 1 ? grows[1] : "", ResizeConstraint.WEIGHT_100));
- continue;
- }
-
- ix = startsWithLenient(part, new String[]{"growprio", "gp"}, new int[]{8, 2}, true);
- if (ix > -1) {
- String gp = part.substring(ix).trim();
- char c0 = gp.length() > 0 ? gp.charAt(0) : ' ';
- if (c0 == 'x' || c0 == 'y') { // To handle "gpx", "gpy", "growpriorityx", growpriorityy"
- (c0 == 'x' ? cc.getHorizontal() : cc.getVertical()).setGrowPriority(Integer.parseInt(gp.substring(2)));
- } else {
- String[] grows = toTrimmedTokens(gp, ' ');
- cc.getHorizontal().setGrowPriority(Integer.parseInt(grows[0]));
- if (grows.length > 1)
- cc.getVertical().setGrowPriority(Integer.parseInt(grows[1]));
- }
- continue;
- }
-
- if (part.startsWith("gap")) {
- BoundSize[] gaps = parseGaps(part); // Changes order!!
- if (gaps[0] != null)
- cc.getVertical().setGapBefore(gaps[0]);
- if (gaps[1] != null)
- cc.getHorizontal().setGapBefore(gaps[1]);
- if (gaps[2] != null)
- cc.getVertical().setGapAfter(gaps[2]);
- if (gaps[3] != null)
- cc.getHorizontal().setGapAfter(gaps[3]);
- continue;
- }
- }
-
- if (c == 'a') {
- ix = startsWithLenient(part, new String[]{"aligny", "ay"}, new int[]{6, 2}, true);
- if (ix > -1) {
- cc.getVertical().setAlign(parseUnitValueOrAlign(part.substring(ix).trim(), false, null));
- continue;
- }
-
- ix = startsWithLenient(part, new String[]{"alignx", "ax"}, new int[]{6, 2}, true);
- if (ix > -1) {
- cc.getHorizontal().setAlign(parseUnitValueOrAlign(part.substring(ix).trim(), true, null));
- continue;
- }
-
- ix = startsWithLenient(part, "align", 2, true);
- if (ix > -1) {
- String[] gaps = toTrimmedTokens(part.substring(ix).trim(), ' ');
- cc.getHorizontal().setAlign(parseUnitValueOrAlign(gaps[0], true, null));
- if (gaps.length > 1)
- cc.getVertical().setAlign(parseUnitValueOrAlign(gaps[1], false, null));
- continue;
- }
- }
-
- if ((c == 'x' || c == 'y') && part.length() > 2) {
- char c2 = part.charAt(1);
- if (c2 == ' ' || (c2 == '2' && part.charAt(2) == ' ')) {
- if (cc.getPos() == null) {
- cc.setPos(new UnitValue[4]);
- } else if (cc.isBoundsInGrid() == false) {
- throw new IllegalArgumentException("Cannot combine 'position' with 'x/y/x2/y2' keywords.");
- }
-
- int edge = (c == 'x' ? 0 : 1) + (c2 == '2' ? 2 : 0);
- UnitValue[] pos = cc.getPos();
- pos[edge] = parseUnitValue(part.substring(2).trim(), null, c == 'x');
- cc.setPos(pos);
- cc.setBoundsInGrid(true);
- continue;
- }
- }
-
- if (c == 'c') {
- ix = startsWithLenient(part, "cell", 4, true);
- if (ix > -1) {
- String[] grs = toTrimmedTokens(part.substring(ix).trim(), ' ');
- if (grs.length < 2)
- throw new IllegalArgumentException("At least two integers must follow " + part);
- cc.setCellX(Integer.parseInt(grs[0]));
- cc.setCellY(Integer.parseInt(grs[1]));
- if (grs.length > 2)
- cc.setSpanX(Integer.parseInt(grs[2]));
- if (grs.length > 3)
- cc.setSpanY(Integer.parseInt(grs[3]));
- continue;
- }
- }
-
- if (c == 'p') {
- ix = startsWithLenient(part, "pos", 3, true);
- if (ix > -1) {
- if (cc.getPos() != null && cc.isBoundsInGrid())
- throw new IllegalArgumentException("Can not combine 'pos' with 'x/y/x2/y2' keywords.");
-
- String[] pos = toTrimmedTokens(part.substring(ix).trim(), ' ');
- UnitValue[] bounds = new UnitValue[4];
- for (int j = 0; j < pos.length; j++)
- bounds[j] = parseUnitValue(pos[j], null, j % 2 == 0);
-
- if (bounds[0] == null && bounds[2] == null || bounds[1] == null && bounds[3] == null)
- throw new IllegalArgumentException("Both x and x2 or y and y2 can not be null!");
-
- cc.setPos(bounds);
- cc.setBoundsInGrid(false);
- continue;
- }
-
- ix = startsWithLenient(part, "pad", 3, true);
- if (ix > -1) {
- UnitValue[] p = parseInsets(part.substring(ix).trim(), false);
- cc.setPadding(new UnitValue[]{
- p[0],
- p.length > 1 ? p[1] : null,
- p.length > 2 ? p[2] : null,
- p.length > 3 ? p[3] : null});
- continue;
- }
-
- ix = startsWithLenient(part, "pushx", 5, true);
- if (ix > -1) {
- cc.setPushX(parseFloat(part.substring(ix).trim(), ResizeConstraint.WEIGHT_100));
- continue;
- }
-
- ix = startsWithLenient(part, "pushy", 5, true);
- if (ix > -1) {
- cc.setPushY(parseFloat(part.substring(ix).trim(), ResizeConstraint.WEIGHT_100));
- continue;
- }
-
- ix = startsWithLenient(part, "push", 4, false);
- if (ix > -1) {
- String[] pushs = toTrimmedTokens(part.substring(ix).trim(), ' ');
- cc.setPushX(parseFloat(pushs[0], ResizeConstraint.WEIGHT_100));
- cc.setPushY(parseFloat(pushs.length > 1 ? pushs[1] : "", ResizeConstraint.WEIGHT_100));
- continue;
- }
- }
-
- if (c == 't') {
- ix = startsWithLenient(part, "tag", 3, true);
- if (ix > -1) {
- cc.setTag(part.substring(ix).trim());
- continue;
- }
- }
-
- if (c == 'w' || c == 'h') {
- if (part.equals("wrap")) {
- cc.setWrap(true);
- continue;
- }
-
- if (part.startsWith("wrap ")) {
- String gapSz = part.substring(5).trim();
- cc.setWrapGapSize(parseBoundSize(gapSz, true, true));
- continue;
- }
-
- boolean isHor = c == 'w';
- if (isHor && (part.startsWith("w ") || part.startsWith("width "))) {
- String uvStr = part.substring(part.charAt(1) == ' ' ? 2 : 6).trim();
- cc.getHorizontal().setSize(parseBoundSize(uvStr, false, true));
- continue;
- }
-
- if (!isHor && (part.startsWith("h ") || part.startsWith("height "))) {
- String uvStr = part.substring(part.charAt(1) == ' ' ? 2 : 7).trim();
- cc.getVertical().setSize(parseBoundSize(uvStr, false, false));
- continue;
- }
-
- if (part.startsWith("wmin ") || part.startsWith("wmax ") || part.startsWith("hmin ") || part.startsWith("hmax ")) {
- String uvStr = part.substring(5).trim();
- if (uvStr.length() > 0) {
- UnitValue uv = parseUnitValue(uvStr, null, isHor);
- boolean isMin = part.charAt(3) == 'n';
- DimConstraint dc = isHor ? cc.getHorizontal() : cc.getVertical();
- dc.setSize(new BoundSize(
- isMin ? uv : dc.getSize().getMin(),
- dc.getSize().getPreferred(),
- isMin ? (dc.getSize().getMax()) : uv,
- uvStr
- ));
- continue;
- }
- }
-
- if (part.equals("west")) {
- cc.setDockSide(1);
- continue;
- }
-
- if (part.startsWith("hidemode ")) {
- cc.setHideMode(Integer.parseInt(part.substring(9)));
- continue;
- }
- }
-
- if (c == 'i' && part.startsWith("id ")) {
- cc.setId(part.substring(3).trim());
- int dIx = cc.getId().indexOf('.');
- if (dIx == 0 || dIx == cc.getId().length() - 1)
- throw new IllegalArgumentException("Dot must not be first or last!");
-
- continue;
- }
-
- if (c == 'e') {
- if (part.equals("east")) {
- cc.setDockSide(3);
- continue;
- }
-
- if (part.equals("external")) {
- cc.setExternal(true);
- continue;
- }
-
- ix = startsWithLenient(part, new String[]{"endgroupx", "endgroupy", "egx", "egy"}, new int[]{-1, -1, -1, -1}, true);
- if (ix > -1) {
- String sg = part.substring(ix).trim();
- char lc = part.charAt(ix - 1);
- DimConstraint dc = (lc == 'x' ? cc.getHorizontal() : cc.getVertical());
- dc.setEndGroup(sg);
- continue;
- }
- }
-
- if (c == 'd') {
- if (part.equals("dock north")) {
- cc.setDockSide(0);
- continue;
- }
- if (part.equals("dock west")) {
- cc.setDockSide(1);
- continue;
- }
- if (part.equals("dock south")) {
- cc.setDockSide(2);
- continue;
- }
- if (part.equals("dock east")) {
- cc.setDockSide(3);
- continue;
- }
-
- if (part.equals("dock center")) {
- cc.getHorizontal().setGrow(100f);
- cc.getVertical().setGrow(100f);
- cc.setPushX(100f);
- cc.setPushY(100f);
- continue;
- }
- }
-
- if (c == 'v') {
- ix = startsWithLenient(part, new String[] {"visualpadding", "vp"}, new int[] {3, 2}, true);
- if (ix > -1) {
- UnitValue[] p = parseInsets(part.substring(ix).trim(), false);
- cc.setVisualPadding(new UnitValue[] {
- p[0],
- p.length > 1 ? p[1] : null,
- p.length > 2 ? p[2] : null,
- p.length > 3 ? p[3] : null});
- continue;
- }
- }
-
- UnitValue horAlign = parseAlignKeywords(part, true);
- if (horAlign != null) {
- cc.getHorizontal().setAlign(horAlign);
- continue;
- }
-
- UnitValue verAlign = parseAlignKeywords(part, false);
- if (verAlign != null) {
- cc.getVertical().setAlign(verAlign);
- continue;
- }
-
- throw new IllegalArgumentException("Unknown keyword.");
-
- } catch (Exception ex) {
- throw new IllegalArgumentException("Error parsing Constraint: '" + part + "'", ex);
- }
- }
-
-// cc = (CC) serializeTest(cc);
-
- return cc;
- }
-
- /** Parses insets which consists of 1-4 UnitValues.
- * @param s The string to parse. E.g. "10 10 10 10" or "20". If less than 4 groups the last will be used for the missing.
- * @param acceptPanel If "panel" and "dialog" should be accepted. They are used to access platform defaults.
- * @return An array of length 4 with the parsed insets.
- * @throws IllegalArgumentException if the parsing could not be done.
- */
- public static UnitValue[] parseInsets(String s, boolean acceptPanel)
- {
- if (s.length() == 0 || s.equals("dialog") || s.equals("panel")) {
- if (acceptPanel == false)
- throw new IllegalArgumentException("Insets now allowed: " + s + "\n");
-
- boolean isPanel = s.startsWith("p");
- UnitValue[] ins = new UnitValue[4];
- for (int j = 0; j < 4; j++)
- ins[j] = isPanel ? PlatformDefaults.getPanelInsets(j) : PlatformDefaults.getDialogInsets(j);
-
- return ins;
- } else {
- String[] insS = toTrimmedTokens(s, ' ');
- UnitValue[] ins = new UnitValue[4];
- for (int j = 0; j < 4; j++) {
- UnitValue insSz = parseUnitValue(insS[j < insS.length ? j : insS.length - 1], UnitValue.ZERO, j % 2 == 1);
- ins[j] = insSz != null ? insSz : PlatformDefaults.getPanelInsets(j);
- }
- return ins;
- }
- }
-
- /** Parses gaps.
- * @param s The string that contains gap information. Should start with "gap".
- * @return The gaps as specified in s. Indexed: [top,left,bottom,right][min,pref,max] or
- * [before,after][min,pref,max] if oneDim is true.
- */
- private static BoundSize[] parseGaps(String s)
- {
- BoundSize[] ret = new BoundSize[4];
-
- int ix = startsWithLenient(s, "gaptop", -1, true);
- if (ix > -1) {
- s = s.substring(ix).trim();
- ret[0] = parseBoundSize(s, true, false);
- return ret;
- }
-
- ix = startsWithLenient(s, "gapleft", -1, true);
- if (ix > -1) {
- s = s.substring(ix).trim();
- ret[1] = parseBoundSize(s, true, true);
- return ret;
- }
-
- ix = startsWithLenient(s, "gapbottom", -1, true);
- if (ix > -1) {
- s = s.substring(ix).trim();
- ret[2] = parseBoundSize(s, true, false);
- return ret;
- }
-
- ix = startsWithLenient(s, "gapright", -1, true);
- if (ix > -1) {
- s = s.substring(ix).trim();
- ret[3] = parseBoundSize(s, true, true);
- return ret;
- }
-
- ix = startsWithLenient(s, "gapbefore", -1, true);
- if (ix > -1) {
- s = s.substring(ix).trim();
- ret[1] = parseBoundSize(s, true, true);
- return ret;
- }
-
- ix = startsWithLenient(s, "gapafter", -1, true);
- if (ix > -1) {
- s = s.substring(ix).trim();
- ret[3] = parseBoundSize(s, true, true);
- return ret;
- }
-
- ix = startsWithLenient(s, new String[] {"gapx", "gapy"}, null, true);
- if (ix > -1) {
- boolean x = s.charAt(3) == 'x';
- String[] gaps = toTrimmedTokens(s.substring(ix).trim(), ' ');
- ret[x ? 1 : 0] = parseBoundSize(gaps[0], true, x);
- if (gaps.length > 1)
- ret[x ? 3 : 2] = parseBoundSize(gaps[1], true, !x);
- return ret;
- }
-
- ix = startsWithLenient(s, "gap ", 1, true);
- if (ix > -1) {
- String[] gaps = toTrimmedTokens(s.substring(ix).trim(), ' ');
-
- ret[1] = parseBoundSize(gaps[0], true, true); // left
- if (gaps.length > 1) {
- ret[3] = parseBoundSize(gaps[1], true, false); // right
- if (gaps.length > 2) {
- ret[0] = parseBoundSize(gaps[2], true, true); // top
- if (gaps.length > 3)
- ret[2] = parseBoundSize(gaps[3], true, false); // bottom
- }
- }
- return ret;
- }
-
- throw new IllegalArgumentException("Unknown Gap part: '" + s + "'");
- }
-
- private static int parseSpan(String s)
- {
- return s.length() > 0 ? Integer.parseInt(s) : LayoutUtil.INF;
- }
-
- private static Float parseFloat(String s, Float nullVal)
- {
- return s.length() > 0 ? new Float(Float.parseFloat(s)) : nullVal;
- }
-
- /** Parses a single "min:pref:max" value. May look something like "10px:20lp:30%" or "pref!".
- * @param s The string to parse. Not null.
- * @param isGap If this bound size is a gap (different empty string handling).
- * @param isHor If the size is for the horizontal dimension.
- * @return A bound size that may be null if the string was "null", "n" or null.
- */
- public static BoundSize parseBoundSize(String s, boolean isGap, boolean isHor)
- {
- if (s.length() == 0 || s.equals("null") || s.equals("n"))
- return null;
-
- String cs = s;
- boolean push = false;
- if (s.endsWith("push")) {
- push = true;
- int l = s.length();
- s = s.substring(0, l - (s.endsWith(":push") ? 5 : 4));
- if (s.length() == 0)
- return new BoundSize(null, null, null, true, cs);
- }
-
- String[] sizes = toTrimmedTokens(s, ':');
- String s0 = sizes[0];
-
- if (sizes.length == 1) {
- boolean hasEM = s0.endsWith("!");
- if (hasEM)
- s0 = s0.substring(0, s0.length() - 1);
- UnitValue uv = parseUnitValue(s0, null, isHor);
- return new BoundSize(((isGap || hasEM) ? uv : null), uv, (hasEM ? uv : null), push, cs);
-
- } else if (sizes.length == 2) {
- return new BoundSize(parseUnitValue(s0, null, isHor), parseUnitValue(sizes[1], null, isHor), null, push, cs);
- } else if (sizes.length == 3) {
- return new BoundSize(parseUnitValue(s0, null, isHor), parseUnitValue(sizes[1], null, isHor), parseUnitValue(sizes[2], null, isHor), push, cs);
- } else {
- throw new IllegalArgumentException("Min:Preferred:Max size section must contain 0, 1 or 2 colons. '" + cs + "'");
- }
- }
-
- /** Parses a single unit value that may also be an alignment as parsed by {@link #parseAlignKeywords(String, boolean)}.
- * @param s The string to parse. Not null. May look something like "10px" or "5dlu".
- * @param isHor If the value is for the horizontal dimension.
- * @param emptyReplacement A replacement if s is empty. May be null.
- * @return The parsed unit value. May be null.
- */
- public static UnitValue parseUnitValueOrAlign(String s, boolean isHor, UnitValue emptyReplacement)
- {
- if (s.length() == 0)
- return emptyReplacement;
-
- UnitValue align = parseAlignKeywords(s, isHor);
- if (align != null)
- return align;
-
- return parseUnitValue(s, emptyReplacement, isHor);
- }
-
- /** Parses a single unit value. E.g. "10px" or "5in"
- * @param s The string to parse. Not null. May look something like "10px" or "5dlu".
- * @param isHor If the value is for the horizontal dimension.
- * @return The parsed unit value. null is empty string,
- */
- public static UnitValue parseUnitValue(String s, boolean isHor)
- {
- return parseUnitValue(s, null, isHor);
- }
-
- /** Parses a single unit value.
- * @param s The string to parse. May be null. May look something like "10px" or "5dlu".
- * @param emptyReplacement A replacement s is empty or null. May be null.
- * @param isHor If the value is for the horizontal dimension.
- * @return The parsed unit value. May be null.
- */
- private static UnitValue parseUnitValue(String s, UnitValue emptyReplacement, boolean isHor)
- {
- if (s == null || s.length() == 0)
- return emptyReplacement;
-
- String cs = s; // Save creation string.
- char c0 = s.charAt(0);
-
- // Remove start and end parentheses, if there.
- if (c0 == '(' && s.charAt(s.length() - 1) == ')')
- s = s.substring(1, s.length() - 1);
-
- if (c0 == 'n' && (s.equals("null") || s.equals("n")))
- return null;
-
- if (c0 == 'i' && s.equals("inf"))
- return UnitValue.INF;
-
- int oper = getOper(s);
- boolean inline = oper == UnitValue.ADD || oper == UnitValue.SUB || oper == UnitValue.MUL || oper == UnitValue.DIV;
-
- if (oper != UnitValue.STATIC) { // It is a multi-value
-
- String[] uvs;
- if (inline == false) { // If the format is of type "opr(xxx,yyy)" (compared to in-line "10%+15px")
- String sub = s.substring(4, s.length() - 1).trim();
- uvs = toTrimmedTokens(sub, ',');
- if (uvs.length == 1)
- return parseUnitValue(sub, null, isHor);
- } else {
- char delim;
- if (oper == UnitValue.ADD) {
- delim = '+';
- } else if (oper == UnitValue.SUB) {
- delim = '-';
- } else if (oper == UnitValue.MUL) {
- delim = '*';
- } else { // div left
- delim = '/';
- }
- uvs = toTrimmedTokens(s, delim);
- if (uvs.length > 2) { // More than one +-*/.
- String last = uvs[uvs.length - 1];
- String first = s.substring(0, s.length() - last.length() - 1);
- uvs = new String[] {first, last};
- }
- }
-
- if (uvs.length != 2)
- throw new IllegalArgumentException("Malformed UnitValue: '" + s + "'");
-
- UnitValue sub1 = parseUnitValue(uvs[0], null, isHor);
- UnitValue sub2 = parseUnitValue(uvs[1], null, isHor);
-
- if (sub1 == null || sub2 == null)
- throw new IllegalArgumentException("Malformed UnitValue. Must be two sub-values: '" + s + "'");
-
- return new UnitValue(isHor, oper, sub1, sub2, cs);
- } else {
- try {
- String[] numParts = getNumTextParts(s);
- float value = numParts[0].length() > 0 ? Float.parseFloat(numParts[0]) : 1; // e.g. "related" has no number part..
-
- return new UnitValue(value, numParts[1], isHor, oper, cs);
-
- } catch(Exception e) {
- throw new IllegalArgumentException("Malformed UnitValue: '" + s + "'", e);
- }
- }
- }
-
- /** Parses alignment keywords and returns the appropriate UnitValue.
- * @param s The string to parse. Not null.
- * @param isHor If alignments for horizontal is checked. false means vertical.
- * @return The unit value or null if not recognized (no exception).
- */
- static UnitValue parseAlignKeywords(String s, boolean isHor)
- {
- if (startsWithLenient(s, "center", 1, false) != -1)
- return UnitValue.CENTER;
-
- if (isHor) {
- if (startsWithLenient(s, "left", 1, false) != -1)
- return UnitValue.LEFT;
-
- if (startsWithLenient(s, "right", 1, false) != -1)
- return UnitValue.RIGHT;
-
- if (startsWithLenient(s, "leading", 4, false) != -1)
- return UnitValue.LEADING;
-
- if (startsWithLenient(s, "trailing", 5, false) != -1)
- return UnitValue.TRAILING;
-
- if (startsWithLenient(s, "label", 5, false) != -1)
- return UnitValue.LABEL;
-
- } else {
-
- if (startsWithLenient(s, "baseline", 4, false) != -1)
- return UnitValue.BASELINE_IDENTITY;
-
- if (startsWithLenient(s, "top", 1, false) != -1)
- return UnitValue.TOP;
-
- if (startsWithLenient(s, "bottom", 1, false) != -1)
- return UnitValue.BOTTOM;
- }
-
- return null;
- }
-
- /** Splits a text-number combination such as "hello 10.0" into {"hello", "10.0"}.
- * @param s The string to split. Not null. Needs be be reasonably formatted since the method
- * only finds the first 0-9 or . and cuts the string in half there.
- * @return Always length 2 and no null elements. Elements are "" if no part found.
- */
- private static String[] getNumTextParts(String s)
- {
- for (int i = 0, iSz = s.length(); i < iSz; i++) {
- char c = s.charAt(i);
- if (c == ' ')
- throw new IllegalArgumentException("Space in UnitValue: '" + s + "'");
-
- if ((c < '0' || c > '9') && c != '.' && c != '-')
- return new String[] {s.substring(0, i).trim(), s.substring(i).trim()};
- }
- return new String[] {s, ""};
- }
-
- /** Returns the operation depending on the start character.
- * @param s The string to check. Not null.
- * @return E.g. UnitValue.ADD, UnitValue.SUB or UnitValue.STATIC. Returns negative value for in-line operations.
- */
- private static int getOper(String s)
- {
- int len = s.length();
- if (len < 3)
- return UnitValue.STATIC;
-
- if (len > 5 && s.charAt(3) == '(' && s.charAt(len - 1) == ')') {
- if (s.startsWith("min("))
- return UnitValue.MIN;
-
- if (s.startsWith("max("))
- return UnitValue.MAX;
-
- if (s.startsWith("mid("))
- return UnitValue.MID;
- }
-
- // Try in-line add/sub. E.g. "pref+10px".
- for (int j = 0; j < 2; j++) { // First +- then */ (precedence)
- for (int i = len - 1, p = 0; i > 0; i--) {
- char c = s.charAt(i);
- if (c == ')') {
- p++;
- } else if (c == '(') {
- p--;
- } else if (p == 0) {
- if (j == 0) {
- if (c == '+')
- return UnitValue.ADD;
- if (c == '-')
- return UnitValue.SUB;
- } else {
- if (c == '*')
- return UnitValue.MUL;
- if (c == '/')
- return UnitValue.DIV;
- }
- }
- }
- }
- return UnitValue.STATIC;
- }
-
- /** Returns if a string shares at least a specified numbers starting characters with a number of matches.
- *
- * This method just exercise {@link #startsWithLenient(String, String, int, boolean)} with every one of
- * matches and minChars.
- * @param s The string to check. Not null.
- * @param matches A number of possible starts for s.
- * @param minChars The minimum number of characters to match for every element in matches. Needs
- * to be of same length as matches. Can be null.
- * @param acceptTrailing If after the required number of characters are matched on recognized characters that are not
- * in one of the the matches string should be accepted. For instance if "abczz" should be matched with
- * "abcdef" and min chars 3.
- * @return The index of the first unmatched character if minChars was reached or -1 if a match was not
- * found.
- */
- private static int startsWithLenient(String s, String[] matches, int[] minChars, boolean acceptTrailing)
- {
- for (int i = 0; i < matches.length; i++) {
- int minChar = minChars != null ? minChars[i] : -1;
- int ix = startsWithLenient(s, matches[i], minChar, acceptTrailing);
- if (ix > -1)
- return ix;
- }
- return -1;
- }
-
- /** Returns if a string shares at least a specified numbers starting characters with a match.
- * @param s The string to check. Not null and must be trimmed.
- * @param match The possible start for s. Not null and must be trimmed.
- * @param minChars The mimimum number of characters to match to s for it this to be considered a match. -1 means
- * the full length of match.
- * @param acceptTrailing If after the required number of charecters are matched unrecognized characters that are not
- * in one of the the matches string should be accepted. For instance if "abczz" should be matched with
- * "abcdef" and min chars 3.
- * @return The index of the first unmatched character if minChars was reached or -1 if a match was not
- * found.
- */
- private static int startsWithLenient(String s, String match, int minChars, boolean acceptTrailing)
- {
- if (s.charAt(0) != match.charAt(0)) // Fast sanity check.
- return -1;
-
- if (minChars == -1)
- minChars = match.length();
-
- int sSz = s.length();
- if (sSz < minChars)
- return -1;
-
- int mSz = match.length();
- int sIx = 0;
- for (int mIx = 0; mIx < mSz; sIx++, mIx++) {
- while (sIx < sSz && (s.charAt(sIx) == ' ' || s.charAt(sIx) == '_')) // Disregard spaces and _
- sIx++;
-
- if (sIx >= sSz || s.charAt(sIx) != match.charAt(mIx))
- return mIx >= minChars && (acceptTrailing || sIx >= sSz) && (sIx >= sSz || s.charAt(sIx - 1) == ' ') ? sIx : -1;
- }
- return sIx >= sSz || acceptTrailing ||s.charAt(sIx) == ' ' ? sIx : -1;
- }
-
- /** Parses a string and returns it in those parts of the string that are separated with a sep character.
- *
- * separator characters within parentheses will not be counted or handled in any way, whatever the depth. - *
- * A space separator will be a hit to one or more spaces and thus not return empty strings.
- * @param s The string to parse. If it starts and/or ends with a sep the first and/or last element returned will be "". If
- * two sep are next to each other and empty element will be "between" the periods. The sep themselves will never be returned.
- * @param sep The separator char.
- * @return Those parts of the string that are separated with sep. Never null and at least of size 1
- * @since 6.7.2 Changed so more than one space in a row works as one space.
- */
- private static String[] toTrimmedTokens(String s, char sep)
- {
- int toks = 0, sSize = s.length();
- boolean disregardDoubles = sep == ' ';
-
- // Count the sep:s
- int p = 0;
- for(int i = 0; i < sSize; i++) {
- char c = s.charAt(i);
- if (c == '(') {
- p++;
- } else if (c == ')') {
- p--;
- } else if (p == 0 && c == sep) {
- toks++;
- while (disregardDoubles && i < sSize - 1 && s.charAt(i + 1) == ' ')
- i++;
- }
- if (p < 0)
- throw new IllegalArgumentException("Unbalanced parentheses: '" + s + "'");
- }
- if (p != 0)
- throw new IllegalArgumentException("Unbalanced parentheses: '" + s + "'");
-
- if (toks == 0)
- return new String [] {s.trim()};
-
- String[] retArr = new String[toks + 1];
-
- int st = 0, pNr = 0;
- p = 0;
- for (int i = 0; i < sSize; i++) {
-
- char c = s.charAt(i);
- if (c == '(') {
- p++;
- } else if (c == ')') {
- p--;
- } else if (p == 0 && c == sep) {
- retArr[pNr++] = s.substring(st, i).trim();
- st = i + 1;
- while (disregardDoubles && i < sSize - 1 && s.charAt(i + 1) == ' ')
- i++;
- }
- }
-
- retArr[pNr++] = s.substring(st, sSize).trim();
- return retArr;
- }
-
- /** Parses "AAA[BBB]CCC[DDD]EEE" into {"AAA", "BBB", "CCC", "DDD", "EEE", "FFF"}. Handles empty parts. Will always start and end outside
- * a [] block so that the number of returned elemets will always be uneven and at least of length 3.
- *
- * "|" is interpreted as "][".
- * @param s The string. Might be "" but not null. Should be trimmed.
- * @return The string divided into elements. Never null and at least of length 3.
- * @throws IllegalArgumentException If a [] mismatch of some kind. (If not same [ as ] count or if the interleave.)
- */
- private static ArrayListnull "", trims and converts to lower case.
- * @param s The string
- * @return Not null.
- */
- public static String prepare(String s)
- {
- return s != null ? s.trim().toLowerCase() : "";
- }
-
-// /** Tests to serialize and deserialize the object with both XMLEncoder/Decoder and through Serializable
-// * @param o The object to serialize
-// * @return The same object after a tri through the process.
-// */
-// public static final Object serializeTest(Object o)
-// {
-// try {
-// ByteArrayOutputStream barr = new ByteArrayOutputStream();
-// XMLEncoder enc = new XMLEncoder(barr);
-// enc.writeObject(o);
-// enc.close();
-//
-// XMLDecoder dec = new XMLDecoder(new ByteArrayInputStream(barr.toByteArray()));
-// o = dec.readObject();
-// dec.close();
-// } catch (Exception e) {
-// e.printStackTrace();
-// }
-//
-// try {
-// ByteArrayOutputStream barr = new ByteArrayOutputStream();
-// ObjectOutputStream oos = new ObjectOutputStream(barr);
-// oos.writeObject(o);
-// oos.close();
-//
-// ObjectInputStream ois = new ObjectInputStream(new ByteArrayInputStream(barr.toByteArray()));
-// o = ois.readObject();
-// ois.close();
-// } catch (Exception e) {
-// e.printStackTrace();
-// }
-//
-// return o;
-// }
-}