Hi Ambarish,

  new fix looks better. Quick question - is there any testcase (even manual one) that i can use to play a bit with the fix? I would love to test the corner cases such as keyboard navigation within the JCobmoBox popup.

/Alex

On 3/2/20 07:13, Ambarish Rapte wrote:

Hi Pankaj,

Please take a look at the updated fix: http://cr.openjdk.java.net/~arapte/a11y/8226253/webrev.03

Changes in the webrev.03:

 1. Addressed review comments given by Pankaj.
 2. The fix suggested in webrev.01 had below two issues, both are
    fixed in webrev.03.
     1. Correct information of a component was not passed to screen
        reader
        when there are multiple invisible components are added to a
        ButtonGroup.
     2. An item of JComboBox which is not currently showing on screen but
        will be shown on next key press was not read by screen reader.

Regards,

Ambarish

*From:* Pankaj Bansal
*Sent:* Tuesday, October 1, 2019 9:55 PM
*To:* Ambarish Rapte <ambarish.ra...@oracle.com>; awt-dev@openjdk.java.net
*Subject:* RE: <AWT Dev> [14] RFR : 8226253 : JAWS reports wrong number of radio buttons when buttons are hidden.

Hi Ambarish,

I have few observations

I think underscore (_) should be removed from newly added function names as it is not there in any other function.

if (beforeIndex >= childrenCount) {

this check is not required inside else condition in get_nonVisibleChildrenCountBeforeIndex(AccessibleContext parentAC, int beforeIndex  as this case is being handled by the if part of loop.

You should be able to reuse get_NonVisibleTargetCountBeforeIndex(Object[] targets, int indexBefore) inside getAccessibleRelationTargetCount  instead of writing separate loop there.

|| beforeIndex < 0

is added in if loop in get_nonVisibleChildrenCountBeforeIndex(AccessibleContext parentAC, int beforeIndex), but not added in get_NonVisibleTargetCountBeforeIndex(Object[] targets, int indexBefore) {. Is this intentional?

Regards,

Pankaj

*From:* Ambarish Rapte
*Sent:* Tuesday, September 10, 2019 11:30 PM
*To:* awt-dev@openjdk.java.net <mailto:awt-dev@openjdk.java.net>
*Subject:* <AWT Dev> [14] RFR : 8226253 : JAWS reports wrong number of radio buttons when buttons are hidden.

Hi,

Please review this fix,

JBS: https://bugs.openjdk.java.net/browse/JDK-8226253

Webrev: http://cr.openjdk.java.net/~arapte/a11y/8226253/webrev.01/

Issue:

AccessibleContext.getAccessibleChildrenCount() returns number of all Accessible children, but does not take visibility of a child component in consideration.

Fix:

Do not consider children that are not showing when providing accessible children count and when providing an accessible child of the component to screen reader.

This change is needed for both AccessibleContext and AccessibleRelationSet.

The newly added methods do not result in creating the AccessibleContext of children components earlier than before the fix.

The AccessibleContext gets created in AccessibilityEventMonitor.AccessibilityEventListener.installListeners(AccessibleContext) method, which occurs before the newly added methods get executed.

Verification:

Tested the fix with JList with a custom AccessibleContext(custom ListModel) to hide non visible components, JRadioButton, JCheckBox, JToggleButton, JRadioButtonMenuItem, JCheckBoxMenuItem, JComboBox and SwingSet2.

Did not find any misbehavior with the fix.

Some pointers provided by Sergey in offline discussion:

1. Fix the issue on Java Access Bridge side. => http://cr.openjdk.java.net/~arapte/a11y/8226253/webrev.01/

2. Confirm that the fix does not create the AccessibleContext of children earlier than before the fix. => Does not happen

3. Test JList with a custom AccessibleContext. => Tested by adding a custom ListModel to JList. JList.AccessibleJList uses the ListModel for getAccessibleChildrenCount() and getAccessibleChild()

Regards,

Ambarish


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