Revision: 3835
http://vexi.svn.sourceforge.net/vexi/?rev=3835&view=rev
Author: clrg
Date: 2010-04-13 22:59:19 +0000 (Tue, 13 Apr 2010)
Log Message:
-----------
Fix for reflow request during parent assignment
Modified Paths:
--------------
trunk/core/org.vexi.core/src/org/vexi/core/Box.jpp
Modified: trunk/core/org.vexi.core/src/org/vexi/core/Box.jpp
===================================================================
--- trunk/core/org.vexi.core/src/org/vexi/core/Box.jpp 2010-04-09 01:30:29 UTC
(rev 3834)
+++ trunk/core/org.vexi.core/src/org/vexi/core/Box.jpp 2010-04-13 22:59:19 UTC
(rev 3835)
@@ -489,21 +489,15 @@
}
private final void setConstrainInTree() throws JSExn {
Box b=this;
- try {
- // FIXME: box tree is getting into inconsistent states with
CONSTRAIN_DESCENDENT
- while (b.test(DISPLAY) && b.parent!=null) {// &&
!b.parent.test(CONSTRAIN_DESCENDENT)) {
- b = b.parent;
- b.set(CONSTRAIN_DESCENDENT);
- }
- Surface s = b.getSurface();
- if (s!=null) {
- s.abortReflow();
- }
- } catch (JSExn e) {
- Log.warn(Box.class,"Caught JS Exception while putting to trap
\""+name+"\"");
- e.printStackTrace(Logger.WARN, Log.user, Box.class);
- throw e;
+ // FIXME: box tree is getting into inconsistent states with
CONSTRAIN_DESCENDENT
+ while (b.test(DISPLAY) && b.parent!=null) {// &&
!b.parent.test(CONSTRAIN_DESCENDENT)) {
+ b = b.parent;
+ b.set(CONSTRAIN_DESCENDENT);
}
+ Surface s = b.getSurface();
+ if (s!=null) {
+ s.abortReflow();
+ }
}
private final void setPlace() throws JSExn { set(PLACE); setPlaceInTree();
}
@@ -514,20 +508,14 @@
}
private final void setPlaceInTree() throws JSExn {
Box b=this;
- try {
- while (b.test(DISPLAY) && b.parent!=null &&
!b.parent.test(PLACE_DESCENDENT)) {
- b = b.parent;
- b.set(PLACE_DESCENDENT);
- }
- Surface s = b.getSurface();
- if (s!=null) {
- s.abortReflow();
- }
- } catch (JSExn e) {
- Log.warn(Box.class,"Caught JS Exception while putting to trap
\""+name+"\"");
- e.printStackTrace(Logger.WARN, Log.user, Box.class);
- throw e;
+ while (b.test(DISPLAY) && b.parent!=null &&
!b.parent.test(PLACE_DESCENDENT)) {
+ b = b.parent;
+ b.set(PLACE_DESCENDENT);
}
+ Surface s = b.getSurface();
+ if (s!=null) {
+ s.abortReflow();
+ }
}
private final void setPlaceNoAbort () {
Box b=this;
@@ -3033,6 +3021,7 @@
return;
}
if (test(DISPLAY)) {
+ // parent has not changed; no constrain necessary
oldparent.setPlace();
dirty();
}
@@ -3081,22 +3070,22 @@
// * also called by put(index, null...)
if (newparent != null) {
+ // assign new parent
newparent.insertNode(i, this);
+ parent = newparent;
if (test(DISPLAY)) {
- // REMARK we must dirty because it is possible that reflow
- // may not occur in the case the box has previously been
- // constrained/placed but is smaller than its new parent
+ // REMARK we must dirty because there is an infrequent, but
easy to
+ // encounter, case whereby reflow invokes no change in
parent/child
+ // dimensions or child positioning
dirty();
+ // requestReflow must happen after parent assignment otherwise
calls
+ // to setContrainInTree/setPlaceInTree are rendered ineffective
requestReflow();
if (newparent.test(PACK) || !newparent.test(CLIP)) {
newparent.setConstrain();
}
newparent.setPlace();
- newparent.set(PLACE_DESCENDENT);
- newparent.set(CONSTRAIN_DESCENDENT);
}
- // assign new parent
- parent = newparent;
}
// call post-cascade traps
if (trapchain!=null) {
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