RFR: JDK-8328225: Convert ImageDecoratedDnD.html applet test to main

[Alexey Ivanov]

On Tue, 19 Mar 2024 17:37:26 GMT, Harshitha Onkar <honkar at openjdk.org> wrote:

>> Win32 is not that old… Java still uses these APIs in 64-bit world.
>> 
>> I haven't run the test myself (yet). I suggest replacing _Win32_ with _Windows_. Is image under cursor visible when you drag'n'drop on Windows? It should be.
>
> Case 1: A circle + anchor is seen (without a green window) when just Mouse is used to perform DnD.
> Case 2:  A green window below the anchor + circle is seen when CTRL + Mouse is used to perform DnD. (I believe the green window, is the image they are referring to ?)
> 
> https://github.com/openjdk/jdk/assets/95945681/4ed2aa47-611c-4957-b930-b86732a95f76
> 
> https://github.com/openjdk/jdk/assets/95945681/d8990f71-e90f-4ee2-a7b2-ba5458fbd879

You can see the image under the cursor. The image appears when you hover over AWT windows, Firefox window but the image disappears when you hover over Cygwin terminal window.

The image is the translucent blue rectangle with red circle.

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PR Review Comment: https://git.openjdk.org/jdk/pull/18315#discussion_r1530864921