/** The maximum <i>defined</i> width and height of this box */
public static final int dmax = 0;
- private short _dmax_0 = 0;
- private short _dmax_1 = 0;
- public final short dmax(int axis) { return axis == 0 ? _dmax_0 : _dmax_1; }
+ private int _dmax_0 = 0;
+ private int _dmax_1 = 0;
+ public final int dmax(int axis) { return axis == 0 ? _dmax_0 : _dmax_1; }
/** The minimum <i>defined</i> width and height of this box */
public static final int dmin = 1;
- private short _dmin_0 = 0;
- private short _dmin_1 = 0;
- public final short dmin(int axis) { return axis == 0 ? _dmin_0 : _dmin_1; }
+ private int _dmin_0 = 0;
+ private int _dmin_1 = 0;
+ public final int dmin(int axis) { return axis == 0 ? _dmin_0 : _dmin_1; }
/** The minimum <i>calculated</i> width and height of this box -- unlike dmin, this takes childrens' sizes into account */
public static final int cmin = 2;
- private short _cmin_0 = 0;
- private short _cmin_1 = 0;
- public final short cmin(int axis) { return axis == 0 ? _cmin_0 : _cmin_1; }
+ private int _cmin_0 = 0;
+ private int _cmin_1 = 0;
+ public final int cmin(int axis) { return axis == 0 ? _cmin_0 : _cmin_1; }
/** The position of this box, relitave to the parent */
public static final int abs = 3;
- private short _abs_0 = 0;
- private short _abs_1 = 0;
- public final short abs(int axis) { return axis == 0 ? _abs_0 : _abs_1; }
+ private int _abs_0 = 0;
+ private int _abs_1 = 0;
+ public final int abs(int axis) { return axis == 0 ? _abs_0 : _abs_1; }
/** The absolute position of this box (ie relitave to the root); set by the parent */
public static final int pos = 4;
- private short _pos_0 = 0;
- private short _pos_1 = 0;
- public final short pos(int axis) { return axis == 0 ? _pos_0 : _pos_1; }
+ private int _pos_0 = 0;
+ private int _pos_1 = 0;
+ public final int pos(int axis) { return axis == 0 ? _pos_0 : _pos_1; }
/** The actual size of this box; set by the parent. */
public static final int size = 5;
- short _size_0 = 0;
- short _size_1 = 0;
- public final short size(int axis) { return axis == 0 ? _size_0 : _size_1; }
+ int _size_0 = 0;
+ int _size_1 = 0;
+ public final int size(int axis) { return axis == 0 ? _size_0 : _size_1; }
/** The old actual absolute position of this box (ie relitave to the root) */
public static final int oldpos = 6;
- private short _oldpos_0 = 0;
- private short _oldpos_1 = 0;
- public final short oldpos(int axis) { return axis == 0 ? _oldpos_0 : _oldpos_1; }
+ private int _oldpos_0 = 0;
+ private int _oldpos_1 = 0;
+ public final int oldpos(int axis) { return axis == 0 ? _oldpos_0 : _oldpos_1; }
/** The old actual size of this box */
public static final int oldsize = 7;
- private short _oldsize_0 = 0;
- private short _oldsize_1 = 0;
- public final short oldsize(int axis) { return axis == 0 ? _oldsize_0 : _oldsize_1; }
+ private int _oldsize_0 = 0;
+ private int _oldsize_1 = 0;
+ public final int oldsize(int axis) { return axis == 0 ? _oldsize_0 : _oldsize_1; }
/** The padding along each edge for this box */
public static final int pad = 8;
- private short _pad_0 = 0;
- private short _pad_1 = 0;
- public final short pad(int axis) { return axis == 0 ? _pad_0 : _pad_1; }
+ private int _pad_0 = 0;
+ private int _pad_1 = 0;
+ public final int pad(int axis) { return axis == 0 ? _pad_0 : _pad_1; }
/** The dimensions of the text in this box */
public static final int textdim = 9;
- private short _textdim_0 = 0;
- private short _textdim_1 = 0;
- public final short textdim(int axis) { return axis == 0 ? _textdim_0 : _textdim_1; }
+ private int _textdim_0 = 0;
+ private int _textdim_1 = 0;
+ public final int textdim(int axis) { return axis == 0 ? _textdim_0 : _textdim_1; }
// Instance Data /////////////////////////////////////////////////////////////////
/** Holds four "strip images" -- 0=top, 1=bottom, 2=left, 3=right, 4=all */
Picture[] border = null;
- /**
- * The dirty() method walks up the tree, clipping the region being dirtied to each parent -- if this value is less than or
- * equal to surface.dirtiedTimeStamp, it means that the entire screen region covered by this box has been dirtied, so dirty()'s on
- * children can short-circuit.
- */
- int dirtiedTimeStamp = 0;
-
/** true iff the box's background image should be tiled */
boolean tile = false;
/** If true, the Box will force its own size to the natural size of its background image */
boolean sizetoimage = false;
+ /** If true and tile is false, the background of this image will never be stretched */
+ boolean fixedaspect = false;
+
/** If true, the box will shrink to the smallest vertical size possible */
boolean vshrink = false;
// Methods which enforce/preserve invariants ////////////////////////////////////////////
/** This method MUST be used to change geometry values -- it ensures that certain invariants are preserved. */
- public final void set(int which, int axis, int newvalue) { set(which, axis, (short)newvalue); }
- public final void set(int which, int axis, short newvalue) {
+ public final void set(int which, int axis, int newvalue) {
// if this Box is the root of the Surface, notify the Surface of size changes
if (getParent() == null && surface != null && which == size)
surface._setSize(axis == 0 ? newvalue : size(0), axis == 1 ? newvalue : size(1));
+ if (getParent() == null && surface != null && (which == dmin || which == dmax))
+ surface.setLimits(dmin(0), dmin(1), dmax(0), dmax(1));
+
switch(which) {
case dmin: if (dmin(axis) == newvalue) return; if (axis == 0) _dmin_0 = newvalue; else _dmin_1 = newvalue; break;
case dmax: if (dmax(axis) == newvalue) return; if (axis == 0) _dmax_0 = newvalue; else _dmax_1 = newvalue; break;
if (which == dmin) set(size, axis, max(size(axis), newvalue));
if (which == dmax) set(size, axis, min(size(axis), newvalue));
- // keep obedience to shrink directives
- if (which == cmin || which == textdim || which == pad || which == dmin)
- if ((hshrink && axis == 0) || (vshrink && axis == 1))
- set(dmax, axis, max(cmin(axis), (textdim(axis) + 2 * pad(axis)), dmin(axis)));
-
// keep cmin in line with dmin/dmax/textdim
if (which == dmax || which == dmin || which == textdim || which == pad || which == cmin)
set(cmin, axis,
max(
- min(cmin(axis), dmax(axis)),
+ min(dmax(axis), cmin(axis)),
dmin(axis),
min(dmax(axis), textdim(axis) + 2 * pad(axis))
)
// if the pad changes, update cmin
if (which == pad) sync_cmin_to_children();
+ // needed in the shrink case, since dmin may have been the deciding factor in calculating cmin
+ if ((vshrink || hshrink) && (which == dmin || which == textdim || which == pad)) sync_cmin_to_children();
+
// if the cmin changes, we need to be re-prerendered
if (which == cmin) mark_for_prerender();
/** Ensures that cmin is in sync with the cmin's of our children. This should be called whenever a child is added or
* removed, as well as when our pad is changed. */
final void sync_cmin_to_children() {
- short co = (short)(2 * pad(o));
- short cxo = (short)(2 * pad(xo));
+ int co = (int)(2 * pad(o));
+ int cxo = (int)(2 * pad(xo));
for(Box bt = getChild(0); bt != null; bt = bt.nextSibling()) {
if (bt.invisible || bt.absolute) continue;
co += bt.cmin(o);
- cxo = (short)max(bt.cmin(xo) + 2 * pad(xo), cxo);
+ cxo = (int)max(bt.cmin(xo) + 2 * pad(xo), cxo);
}
set(cmin, o, co);
}
/** loads the image described by string str, possibly blocking for a network load */
- private static ImageDecoder getImage(String str) {
- ImageDecoder ret = null;
+ static ImageDecoder getImage(String str, final Function callback) {
boolean ispng = false;
if (str.indexOf(':') == -1) {
if (Log.on) Log.log(Box.class, "HTTP images can not be loaded from the foreground thread");
return null;
}
+ // FIXME: use primitives here
ThreadMessage mythread = (ThreadMessage)thread;
mythread.setPriority(Thread.MIN_PRIORITY);
mythread.done.release();
try {
- if (str.endsWith(".png")) ret = PNG.decode(Platform.urlToInputStream(new URL(str)), str);
- else ret = GIF.decode(Platform.urlToInputStream(new URL(str)), str);
- return ret;
+ // FIXME use mime types here, not extensions
+ if (str.endsWith(".jpeg") || str.endsWith(".jpg"))
+ str = "http://xmlrpc.xwt.org/jpeg2png/" + str.substring(str.indexOf("//") + 2);
+
+ HTTP http = new HTTP(str);
+ final HTTP.HTTPInputStream in = http.GET();
+ final int contentLength = in.getContentLength();
+ InputStream is = new FilterInputStream(in) {
+ int bytesDownloaded = 0;
+ boolean clear = true;
+ public int read() throws IOException {
+ bytesDownloaded++;
+ return super.read();
+ }
+ public int read(byte[] b, int off, int len) throws IOException {
+ int ret = super.read(b, off, len);
+ if (ret != -1) bytesDownloaded += ret;
+ if (clear && callback != null) {
+ clear = false;
+ ThreadMessage.newthread(new JSObject.JSFunction() {
+ public Object call(Context cx, Scriptable thisObj, Scriptable ctorObj, Object[] args) throws JavaScriptException {
+ try {
+ callback.call(cx, null, null, new Object[] {
+ new Double(bytesDownloaded), new Double(contentLength) });
+ } finally {
+ clear = true;
+ }
+ return null;
+ }
+ });
+ }
+ return ret;
+ }
+ };
+
+ if (str.endsWith(".gif")) return GIF.decode(is, str);
+ else return PNG.decode(is, str);
} catch (IOException e) {
if (Log.on) Log.log(Box.class, "error while trying to load an image from " + str);
Picture ret = null;
ret = (Picture)pictureCache.get(os);
if (ret != null) return ret;
- ImageDecoder id = getImage(os);
+ ImageDecoder id = getImage(os, null);
if (id == null) return null;
ret = Platform.createPicture(id);
pictureCache.put(os, ret);
} else {
border = (Picture[])bordercache.get(s);
if (border == null) {
- ImageDecoder id = getImage(s);
+ ImageDecoder id = getImage(s, null);
if (id == null) {
if (Log.on) Log.log(this, "unable to load border image " + s + " at " +
Context.enter().interpreterSourceFile + ":" + Context.enter().interpreterLine);
/** Adds the node's current actual geometry to the Surface's dirty list */
void dirty() {
dirty(pos(0), pos(1), size(0), size(1));
- if (surface != null) dirtiedTimeStamp = surface.dirtiedTimeStamp + 1;
}
/** Adds the intersection of (x,y,w,h) and the node's current actual geometry to the Surface's dirty list */
- final void dirty(int x, int y, int w, int h) {
+ public final void dirty(int x, int y, int w, int h) {
for(Box cur = this; cur != null; cur = cur.getParent()) {
- if (surface != null && cur.dirtiedTimeStamp > surface.dirtiedTimeStamp && cur.dirtiedTimeStamp < Integer.MAX_VALUE - 1) return;
w = min(x + w, cur.pos(0) + cur.size(0)) - max(x, cur.pos(0));
h = min(y + h, cur.pos(1) + cur.size(1)) - max(y, cur.pos(1));
x = max(x, cur.pos(0));
}
/** creates a new box from an anonymous template; <tt>ids</tt> is passed through to Template.apply() */
- Box(Template anonymous, Vec pboxes, Vec ptemplates) {
+ Box(Template anonymous, Vec pboxes, Vec ptemplates, Function callback, int numerator, int denominator) {
super(true);
- set(dmax, 0, Short.MAX_VALUE);
- set(dmax, 1, Short.MAX_VALUE);
+ set(dmax, 0, Integer.MAX_VALUE);
+ set(dmax, 1, Integer.MAX_VALUE);
template = anonymous;
- template.apply(this, pboxes, ptemplates);
+ template.apply(this, pboxes, ptemplates, callback, numerator, denominator);
templatename = null;
importlist = null;
}
/** creates a new box from an unresolved templatename and an importlist; use "box" for an untemplatized box */
- public Box(String templatename, String[] importlist) {
+ public Box(String templatename, String[] importlist) { this(templatename, importlist, null); }
+ public Box(String templatename, String[] importlist, Function callback) {
super(true);
- set(dmax, 0, Short.MAX_VALUE);
- set(dmax, 1, Short.MAX_VALUE);
+ set(dmax, 0, Integer.MAX_VALUE);
+ set(dmax, 1, Integer.MAX_VALUE);
this.importlist = importlist;
- template = "box".equals(templatename) ? null : Template.getTemplate(templatename, importlist);
- this.templatename = templatename;
+ if (!"box".equals(templatename)) {
+ template = Template.getTemplate(templatename, importlist);
+ if (template == null)
+ if (Log.on) Log.log(this, "couldn't find template \"" + templatename + "\"");
+ }
if (template != null) {
- template.apply(this, null, null);
+ this.templatename = templatename;
+ template.apply(this, null, null, callback, 0, template.numUnits());
if (redirect == this && !"self".equals(template.redirect)) redirect = null;
}
}
/** Checks if the Box's size has changed, dirties it if necessary, and makes sure childrens' sizes are up to date */
void prerender() {
+ if (invisible) return;
+
if (getParent() == null) {
set(pos, 0, 0);
set(pos, 1, 0);
// FASTPATH: if we haven't moved position (just changed size), and we're not a stretched image:
if (oldpos(0) == pos(0) && oldpos(1) == pos(1) && (image == null || tile)) {
-
- int bw = border == null ? 0 : border[2].getWidth();
- int bh = border == null ? 0 : border[0].getHeight();
-
+
+ // we use the max(border, pad) since because of the pad we might be revealing an abs-pos child
+ int bw = max(border == null ? 0 : border[2].getWidth(), pad(0));
+ int bh = max(border == null ? 0 : border[0].getHeight(), pad(1));
+
// dirty only the *change* in the area we cover, both on ourselves and on our parent
for(Box cur = this; cur != null && (cur == this || cur == this.getParent()); cur = cur.getParent()) {
cur.dirty(pos(0) + min(oldsize(0) - bw, size(0) - bw),
set(oldpos, 0, pos(0));
set(oldpos, 1, pos(1));
- if (sizechange || poschange)
- if (surface.sizePosChangesSinceLastRender++ > 500) {
+ if (!sizechange && !poschange) return;
+
+ if (++surface.sizePosChangesSinceLastRender >= 500) {
+ if (surface.sizePosChangesSinceLastRender == 500) {
if (Log.on) Log.log(this, "Warning, more than 500 SizeChange/PosChange traps triggered since last complete render");
+ if (Log.on) Log.log(this, " interpreter is at " + Context.enter().interpreterSourceFile + ":" + Context.enter().interpreterLine);
try {
Trap t = sizechange ? Trap.getTrap(this, "SizeChange") : Trap.getTrap(this, "PosChange");
InterpretedFunction f = (InterpretedFunction)t.f;
if (Log.on) Log.log(this, "Current trap is at " + f.getSourceName() + ":" + f.getLineNumbers()[0]);
} catch (Throwable t) { }
}
-
- if (sizechange) put("SizeChange", null, Boolean.TRUE);
- if (poschange) put("PosChange", null, Boolean.TRUE);
- if (sizechange || poschange) {
- surface.abort = true;
- return;
+ } else {
+ if (sizechange) put("SizeChange", null, Boolean.TRUE);
+ if (poschange) put("PosChange", null, Boolean.TRUE);
+ if (sizechange || poschange) {
+ surface.abort = true;
+ return;
+ }
}
}
for(Box bt = getChild(0); bt != null; bt = bt.nextSibling()) {
if (bt.invisible) continue;
if (bt.absolute) {
- bt.set(size, o, max(bt.cmin(o), min(size(o) - bt.abs(o) - pad(o), bt.dmax(o))));
- bt.set(size, xo, max(bt.cmin(xo), min(size(xo) - bt.abs(xo) - pad(xo), bt.dmax(xo))));
+ bt.set(size, 0, bt.hshrink ? bt.cmin(0) : max(bt.cmin(0), min(size(0) - bt.abs(0) - pad(0), bt.dmax(0))));
+ bt.set(size, 1, bt.vshrink ? bt.cmin(1) : max(bt.cmin(1), min(size(1) - bt.abs(1) - pad(1), bt.dmax(1))));
} else if (xo == 0 && bt.hshrink || xo == 1 && bt.vshrink) {
bt.set(size, xo, bt.cmin(xo));
} else {
for(Box bt = getChild(0); bt != null; bt = bt.nextSibling()) {
if (bt.absolute || bt.invisible) continue;
- bt.set(size, o, bound(bt.cmin(o), factor * bt.flex, bt.dmax(o)));
+ int btmax = (o == 0 && bt.hshrink) || (o == 1 && bt.vshrink) ? bt.cmin(o) : bt.dmax(o);
+ bt.set(size, o, bound(bt.cmin(o), factor * bt.flex, btmax));
total += bt.size(o);
if (factor * bt.flex < bt.cmin(o) && bt.size(o) == bt.cmin(o)) {
nextjoint = min(nextjoint, divide_round_up(bt.cmin(o), bt.flex));
- } else if (bt.size(o) < bt.dmax(o)) {
+ } else if (bt.size(o) < btmax) {
remaining_flex += bt.flex;
- nextjoint = min(nextjoint, divide_round_up(bt.dmax(o), bt.flex));
+ nextjoint = min(nextjoint, divide_round_up(btmax, bt.flex));
}
}
// arbitrarily distribute out any leftovers resulting from rounding errors
int last = 0;
- while(goal > total && total != last) {
+ while(goal != total && total != last) {
last = total;
for(Box bt = getChild(0); bt != null; bt = bt.nextSibling()) {
- int newsize = bound(bt.cmin(o), bt.size(o) + 1, bt.dmax(o));
+ int btmax = (o == 0 && bt.hshrink) || (o == 1 && bt.vshrink) ? bt.cmin(o) : bt.dmax(o);
+ int newsize = bound(bt.cmin(o), bt.size(o) + (goal > total ? 1 : -1), btmax);
total += newsize - bt.size(o);
bt.set(size, o, newsize);
}
/** Renders self and children within the specified region. All rendering operations are clipped to xIn,yIn,wIn,hIn */
void render(int xIn, int yIn, int wIn, int hIn, DoubleBuffer buf) {
- dirtiedTimeStamp = surface.dirtiedTimeStamp;
if (surface.abort || invisible) return;
// intersect the x,y,w,h rendering window with ourselves; quit if it's empty
if (w <= 0 || h <= 0) return;
if (border != null) renderBorder(x, y, w, h, buf);
-
if ((color & 0xFF000000) != 0x00000000 || getParent() == null) {
int bw = border == null ? 0 : border[2].getWidth();
int bh = border == null ? 0 : border[0].getHeight();
- buf.setClip(0, 0, buf.getWidth(), buf.getHeight());
- buf.fillRect(max(x, pos(0) + bw),
- max(y, pos(1) + bh),
- min(x + w, pos(0) + size(0) - bw),
- min(y + h, pos(1) + size(1) - bh),
- (color & 0xFF000000) != 0 ? color : SpecialBoxProperty.lightGray);
+ int x1 = max(x, pos(0) + bw);
+ int y1 = max(y, pos(1) + bh);
+ int x2 = min(x + w, pos(0) + size(0) - bw);
+ int y2 = min(y + h, pos(1) + size(1) - bh);
+ if (y2 - y1 > 0 && x2 - x1 > 0)
+ buf.fillRect(x1,y1,x2,y2,(color & 0xFF000000) != 0 ? color : SpecialBoxProperty.lightGray);
}
if (image != null) {
buf.setClip(x, y, w + x, h + y);
if ((color & 0xFF000000) != 0xFF000000) {
-
// if the color is null, we have to be very careful about drawing the corners
- if (Log.verbose) Log.log(this, "WARNING: (color == null && border != null) on box with border " + imageToNameMap.get(border[4]));
+ //if (Log.verbose) Log.log(this, "WARNING: (color == null && border != null) on box with border " + imageToNameMap.get(border[4]));
// upper left corner
buf.drawPicture(border[4],
buf.setClip(x, y, w + x, h + y);
int bw = border == null ? 0 : border[4].getHeight();
int bh = border == null ? 0 : border[4].getWidth();
+
+ int width = pos(0) + size(0) - bw / 2 - pos(0) + bw / 2;
+ int height = pos(1) + size(1) - bh / 2 - pos(1) + bh / 2;
+
+ if (fixedaspect) {
+ int hstretch = width / image.getWidth();
+ if (hstretch == 0) hstretch = -1 * image.getWidth() / width;
+ int vstretch = height / image.getHeight();
+ if (vstretch == 0) vstretch = -1 * image.getHeight() / height;
+
+ if (hstretch < vstretch) {
+ height = image.getHeight() * width / image.getWidth();
+ } else {
+ width = image.getWidth() * height / image.getHeight();
+ }
+ }
+
buf.drawPicture(image,
pos(0) + bw / 2,
pos(1) + bh / 2,
- pos(0) + size(0) - bw / 2,
- pos(1) + size(1) - bh / 2,
+ pos(0) + bw / 2 + width,
+ pos(1) + bh / 2 + height,
0, 0, image.getWidth(), image.getHeight());
buf.setClip(0, 0, buf.getWidth(), buf.getHeight());
}
if (font.lastIndexOf('d') > i) {
for(int j = pos(0) + pad(0); j < pos(0) + pad(0) + textdim(0); j += 2)
- buf.fillRect(j, pos(1) + pad(1) + (xwf == null ? Platform.getMaxAscent(font) : xwf.getMaxAscent()) + 3,
- j + 1, pos(1) + pad(1) + (xwf == null ? Platform.getMaxAscent(font) : xwf.getMaxAscent()) + 3 + 1,
+ buf.fillRect(j, pos(1) + pad(1) + (xwf == null ? Platform.getMaxAscent(font) : xwf.getMaxAscent()) + 2,
+ j + 1, pos(1) + pad(1) + (xwf == null ? Platform.getMaxAscent(font) : xwf.getMaxAscent()) + 2 + 1,
textcolor);
} else if (font.lastIndexOf('u') > i) {
buf.fillRect(pos(0) + pad(0),
- pos(1) + pad(1) + (xwf == null ? Platform.getMaxAscent(font) : xwf.getMaxAscent()) + 3,
+ pos(1) + pad(1) + (xwf == null ? Platform.getMaxAscent(font) : xwf.getMaxAscent()) + 2,
pos(0) + pad(0) + textdim(0),
- pos(1) + pad(1) + (xwf == null ? Platform.getMaxAscent(font) : xwf.getMaxAscent()) + 3 + 1,
+ pos(1) + pad(1) + (xwf == null ? Platform.getMaxAscent(font) : xwf.getMaxAscent()) + 2 + 1,
textcolor);
}
* WARNING: O(n) runtime, unless i == numChildren()
*/
public void put(int i, Scriptable start, Object value) {
- if (value == null) {
- if (i > 0 && i < numChildren()) getChild(i).remove();
- return;
- }
- if (value instanceof RootProxy) {
- if (Log.on) Log.log(this, "attempt to reparent a box via its proxy object at " +
- Context.enter().interpreterSourceFile + ":" + Context.enter().interpreterLine);
- return;
- } else if (!(value instanceof Box)) {
+
+ if (value != null && !(value instanceof Box)) {
if (Log.on) Log.log(this, "attempt to set a numerical property on a box to anything other than a box at " +
Context.enter().interpreterSourceFile + ":" + Context.enter().interpreterLine);
- return;
- }
- Box newnode = (Box)value;
- if (redirect == null) {
- if (Log.on) Log.log(this, "attempt to add a child to a node with a null redirect at " +
+
+ } else if (redirect == null) {
+ if (Log.on) Log.log(this, "attempt to add/remove children to/from a node with a null redirect at " +
Context.enter().interpreterSourceFile + ":" + Context.enter().interpreterLine);
- return;
- } else if (redirect != this) redirect.put(i, null, newnode);
- else {
+
+ } else if (redirect != this) {
+ Box b = value == null ? (Box)redirect.get(i, null) : (Box)value;
+ redirect.put(i, null, value);
+ put("0", null, b);
+
+ } else if (value == null) {
+ if (i >= 0 && i < numChildren()) {
+ Box b = getChild(i);
+ b.remove();
+ put("0", null, b);
+ }
+
+ } else if (value instanceof RootProxy) {
+ if (Log.on) Log.log(this, "attempt to reparent a box via its proxy object at " +
+ Context.enter().interpreterSourceFile + ":" + Context.enter().interpreterLine);
+
+ } else {
+ Box newnode = (Box)value;
+ for(Box cur = this; cur != null; cur = cur.getParent())
+ if (cur == newnode) {
+ if (Log.on) Log.log(this, "attempt to make a node a parent of its own ancestor at " +
+ Context.enter().interpreterSourceFile + ":" + Context.enter().interpreterLine);
+ return;
+ }
+
if (numKids > 15 && children == null) convert_to_array();
- if (newnode.parent != null) newnode.remove();
+ newnode.remove();
newnode.parent = this;
if (children == null) {
}
}
newnode.setSurface(surface);
-
+
// need both of these in case child was already uncalc'ed
newnode.mark_for_prerender();
mark_for_prerender();
-
+
newnode.dirty();
sync_cmin_to_children();
- }
- // note that JavaScript box[0] will invoke put(int i), not put(String s)
- put("0", null, newnode);
+ // note that JavaScript box[0] will invoke put(int i), not put(String s)
+ put("0", null, newnode);
+ }
}
public Object get(String name, Scriptable start) { return get(name, start, false); }
if (name.equals("Array")) return JSObject.defaultObjects.get("Array", null);
if (name.equals("Function")) return JSObject.defaultObjects.get("Function", null);
if (name.equals("TypeError")) return JSObject.defaultObjects.get("TypeError", null);
+ if (name.equals("ConversionError")) return JSObject.defaultObjects.get("ConversionError", null);
// See if we're reading back the function value of a trap
if (name.charAt(0) == '_') {
SpecialBoxProperty gph = (SpecialBoxProperty)SpecialBoxProperty.specialBoxProperties.get(name);
if (gph != null) return gph.get(this);
- return super.get(name, start);
+ Object ret = super.get(name, start);
+ if (name.startsWith("$") && ret == null)
+ if (Log.on) Log.log(this, "WARNING: attempt to access " + name + ", but no child with id=\"" + name.substring(1) + "\" found; " +
+ Context.enter().interpreterSourceFile + ":" + Context.enter().interpreterLine);
+ return ret;
}
/** indicate that we don't want JSObject trying to handle these */
if (traps != null && traps.get(name) != null) return true;
if (name.charAt(0) == '_') return true;
if (SpecialBoxProperty.specialBoxProperties.get(name) != null) return true;
- if (name.equals("Function") || name.equals("Array") || name.equals("Object") || name.equals("TypeError")) return true;
+ if (name.equals("Function") || name.equals("Array") || name.equals("Object") ||
+ name.equals("TypeError") || name.equals("ConversionError")) return true;
return super.has(name, start);
}
+ public Object[] getIds() {
+ Object[] ret = new Object[numChildren()];
+ for(int i=0; i<ret.length; i++) ret[i] = get(i, null);
+ return ret;
+ }
+
public void put(String name, Scriptable start, Object value) { put(name, start, value, false, null); }
public void put(String name, Scriptable start, Object value, boolean ignoretraps) { put(name, start, value, ignoretraps, null); }
/** remove this node from its parent; INVARIANT: whenever the parent of a node is changed, remove() gets called. */
public void remove() {
if (parent == null) {
- if (surface != null) surface.dispose();
+ if (surface != null) surface.dispose(true);
return;
}
Box oldparent = getParent();
/** returns numerator/denominator, but rounds <i>up</i> instead of down */
static final int divide_round_up(int numerator, int denominator) {
+
+ // cope with bozos who use flex==0.0
+ if (denominator == 0) return Integer.MAX_VALUE;
+
int ret = numerator / denominator;
if (ret * denominator < numerator) return ret + 1;
return ret;