8388276: RichTextArea: image import

[andy-goryachev-oracle]

Enables importing of images from the clipboard into the RichTextModel by adding a data format handler for the DataFormat.IMAGE mime type.

This change includes fixes from #2254 applied to ImgUtil class whose purpose is to remove dependency on javafx.swing module.

Note: the banana slug image is a public domain added with author's permission [0].

References

[0] https://en.wikipedia.org/wiki/Banana_slug

/csr

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Progress

• Change must not contain extraneous whitespace
• Commit message must refer to an issue
• Change requires CSR request JDK-8389549 to be approved
• Change must be properly reviewed (2 reviews required, with at least 1 Reviewer, 1 Author)

Warnings

 ⚠️ Patch contains a binary file (tests/system/src/test/resources/test/com/sun/javafx/images/banana-slug.jpg)
 ⚠️ Patch contains a binary file (tests/system/src/test/resources/test/com/sun/javafx/images/underlines.png)

Issues

• JDK-8388276: RichTextArea: image import (Enhancement - P4)
• JDK-8389549: RichTextArea: image import (CSR)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jfx.git pull/2224/head:pull/2224
$ git checkout pull/2224

Update a local copy of the PR:
$ git checkout pull/2224
$ git pull https://git.openjdk.org/jfx.git pull/2224/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 2224

View PR using the GUI difftool:
$ git pr show -t 2224

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jfx/pull/2224.diff

Using Webrev

Link to Webrev Comment

[bridgekeeper]

👋 Welcome back angorya! A progress list of the required criteria for merging this PR into master will be added to the body of your pull request. There are additional pull request commands available for use with this pull request.

[openjdk]

❗ This change is not yet ready to be integrated.
See the Progress checklist in the description for automated requirements.

[openjdk]

@andy-goryachev-oracle has indicated that a compatibility and specification (CSR) request is needed for this pull request.

@andy-goryachev-oracle please create a CSR request for issue JDK-8388276 with the correct fix version. This pull request cannot be integrated until the CSR request is approved.

[openjdk]

The total number of required reviews for this PR has been set to 2 based on the presence of this label: rfr. This can be overridden with the /reviewers command.

[mlbridge]

Webrevs

• 01: Full - Incremental (1c4471d1)
• 00: Full (b40d2e94)

[andy-goryachev-oracle]

@arapte @kevinrushforth could you review this PR please?

[andy-goryachev-oracle]

I've filed https://bugs.openjdk.org/browse/JDK-8390345 to avoid duplicating image i/o code.