Integrated: 8137323: Incorrect parsing of mnemonic in controls text

[mstr2]

On Fri, 2 Apr 2021 19:47:30 GMT, mstr2 <github.com+43553916+mstr2 at openjdk.org> wrote:

> This PR fixes incorrect parsing of mnemonic symbols in the following cases:
> 1. an escaped double underscore incorrectly shows up as a double underscore in displayed text
> 2. an extended mnemonic incorrectly removes a part of adjacent text
> 
> As a side effect, this PR also fixes another undocumented issue for multiline text where text metrics calculations incorrectly operate on text for which mnemonic symbols have not been processed.
> 
> This can lead to a glitch where the mnemonic underscore makes a text just long enough to wrap to a new line, but when the text is rendered, the second line shows up entirely empty. The reason for this is that for rendering, the text is laid out _after_ mnemonic symbols have been removed.
> 
> The solution is to _always_ use processed text ("_clean text_") when laying out text.

This pull request has now been integrated.

Changeset: affb1084
Author:    mstr2 <43553916+mstr2 at users.noreply.github.com>
Committer: Kevin Rushforth <kcr at openjdk.org>
URL:       https://git.openjdk.java.net/jfx/commit/affb10845bdf9a20f7e44c5b6a62883a892e4076
Stats:     251 lines in 3 files changed: 120 ins; 51 del; 80 mod

8137323: Incorrect parsing of mnemonic in controls text

Reviewed-by: aghaisas, kcr

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PR: https://git.openjdk.java.net/jfx/pull/453