Hi Semyon,

 

1.      This fix has an additional change involved when JList.clearSelection is 
called. So this is not duplicate bug.

2.      I think you only mentioned that the 6481195 does not talk about 
lead/achor and we should not change these values in that bug and create a new 
bug for those changes. I used this bug instead of creating a new bug.

 

I can't close this bug as duplicate as this involve additional changes. I can 
close 6481195 as "fixed in someother bug" as it is subset of the present issue.

 

Regards,

Pankaj Bansal

 

 

From: Semyon Sadetsky 
Sent: Friday, February 16, 2018 8:59 PM
To: Pankaj Bansal; swing-dev@openjdk.java.net
Subject: Re: <Swing Dev> [11] Review Request: JDK-4334792: Lead Index in 
DefaultListSelectionModel will never return to -1

 

You've already sent this change in 6481195 review. Please continue in 6481195  
tread. The current bug  should be closed as duplicate.

 

On 02/15/2018 09:36 PM, Pankaj Bansal wrote:

Hi All,

 

Please review the fix for JDK 11.

 

Bug:

https://bugs.openjdk.java.net/browse/JDK-4334792

 

webrev:

HYPERLINK 
"http://cr.openjdk.java.net/%7Epbansal/4334792/webrev.00/"http://cr.openjdk.java.net/~pbansal/4334792/webrev.00/

 

 

Issue:

Lead Index in DefaultListSelectionModel will never return to -1 in some cases 
as described.

                                                                                
                                              

Fix:

1) JList.setSelectionIndex(-1)

The doc says JList.setSelectedIndex() should select a single cell, but it 
doesn't mean it should clear selection if the argument is -1. 

This will also not be fixed as this is not an issue and behavior is expected.

 

2) JList.clearSelection() 

The proposed fix addresses this issue.

 

3) ListModel.removeAllElements()/ListModel.clear

This issue has been addressed already except the case when the lead/anchor is 
0/0 and then JList.removeAllElements/ListModel.clear is called, then the 
anchor/lead is not set properly. This case is addressed in the proposed fix. 
This will also fix the https://bugs.openjdk.java.net/browse/JDK-6481195

 

4) ListSelectionModel.setLeadSelectionIndex()

This is not an issue as lead can be set to -1 by setLeadSelectionIndex, if the 
anchor is already set properly. This is expected behavior and will not be 
changed.

 

Regards,

Pankaj Bansal

 

 

 

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