[Mono-bugs] [Bug 578128] New: png images not displayed transparent

[bugzilla_noreply at novell.com]

http://bugzilla.novell.com/show_bug.cgi?id=578128

http://bugzilla.novell.com/show_bug.cgi?id=578128#c0


           Summary: png images not displayed transparent
    Classification: Mono
           Product: Mono: Class Libraries
           Version: 2.4.x
          Platform: Other
        OS/Version: Ubuntu
            Status: NEW
          Severity: Normal
          Priority: P5 - None
         Component: Windows.Forms
        AssignedTo: mono-bugs at lists.ximian.com
        ReportedBy: Christoph at ApiViewer.de
         QAContact: mono-bugs at lists.ximian.com
          Found By: ---
           Blocker: ---


User-Agent:       Mozilla/5.0 (Windows; U; Windows NT 6.1; de; rv:1.9.2)
Gecko/20100115 Firefox/3.6

png images not displayed transparent

images are inside an imagelist (embedded into a resource)

tested with tabstrip and notifyicon

Mono 2.4.2.3
Ubuntu 9.10




Reproducible: Always

Steps to Reproduce:
1. add png images to an imagelist (tested with tango icons)
2. assign imagelist to a tabstrip and/or notifyicon
3. run the app
Actual Results:  
on mono the background is white
http://apiviewer.de/downloads/sas/screenshot.png

Expected Results:  
background should be transparent
http://apiviewer.de/downloads/sas/screenshot2.png

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