RFR: 8267374: (macos) Left Option+Up/Down arrow dont traverse to beginning/end of line in textarea [v5]

[Prasanta Sadhukhan]

On Mon, 27 Jun 2022 03:24:37 GMT, Prasanta Sadhukhan <psadhukhan at openjdk.org> wrote:

>> src/java.desktop/share/classes/javax/swing/text/DefaultEditorKit.java line 650:
>> 
>>> 648:      * upward one line otherwise.
>>> 649:      * @see #getActions
>>> 650:      */
>> 
>> What ? We are adding new public API to solve this ? 
>> Why is that necessary ?
>
> Not public API..we are adding new editor "actions" if we need to keep previous fix..Without the previous fix JDK-8151136 , it works and we will not need to add these new actions.

Actually, we do need the up/down new "action" even without JDK-8151136 fix...it was never working before..
We dont have action that will move the caret to begin/end of line and move up/down one line (if it's already at the begin/end).
It was either the former or the latter..

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PR: https://git.openjdk.org/jdk/pull/9230