[7u4] Request for approval for 7124530 - What is background color of AWT component? (And foreground, for that matter)

Sergey Bylokhov sergey.bylokhov at oracle.com
Tue Jan 17 10:24:20 PST 2012


Hi Mike,
Did you have a chance to check it?

13.01.2012 22:52, Sergey Bylokhov wrote:
> 13.01.2012 21:31, Mike Swingler wrote:
>> On Jan 13, 2012, at 6:27 AM, Sergey Bylokhov wrote:
>>
>>> 13.01.2012 6:30, Mike Swingler wrote:
>>>
>>>> On Jan 12, 2012, at 4:24 AM, Sergey Bylokhov wrote:
>>>>
>>>>> Hello,
>>>>> This is a request to push the following changes to jdk7u-osx.
>>>>> The fix has been reviewed on macosx-port-dev mailing list by 
>>>>> Alexander Potochkin.
>>>>>
>>>>> Bug: http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=7124530
>>>>> Webrev can be found at: 
>>>>> http://cr.openjdk.java.net/~serb/7124530/webrev.00/
>>>>> Technical review: 
>>>>> http://mail.openjdk.java.net/pipermail/macosx-port-dev/2012-January/002143.html
>>>> I don't understand this part:
>>>>
>>>> --- old/src/macosx/native/sun/awt/CSystemColors.m    2011-12-28 
>>>> 19:02:19.913935900 +0400
>>>> +++ new/src/macosx/native/sun/awt/CSystemColors.m    2011-12-28 
>>>> 19:02:19.557915600 +0400
>>>> @@ -81,7 +81,8 @@
>>>>       sColors[java_awt_SystemColor_INACTIVE_CAPTION] =        
>>>> [NSColor grayColor];
>>>>       sColors[java_awt_SystemColor_INACTIVE_CAPTION_TEXT] =    
>>>> [NSColor grayColor];
>>>>       sColors[java_awt_SystemColor_INACTIVE_CAPTION_BORDER] =    
>>>> [NSColor grayColor];
>>>> -    sColors[java_awt_SystemColor_WINDOW] =                    
>>>> [NSColor grayColor];
>>>> +    const CGFloat color = (CGFloat)0xEE/(CGFloat)0xFF;
>>>> +    sColors[java_awt_SystemColor_WINDOW] = [NSColor 
>>>> colorWithCalibratedRed:color green:color blue:color alpha:1.0f];
>>>>       sColors[java_awt_SystemColor_WINDOW_BORDER] =            
>>>> [NSColor windowFrameColor];
>>>>       sColors[java_awt_SystemColor_WINDOW_TEXT] =                
>>>> [NSColor windowFrameTextColor];
>>>>       sColors[java_awt_SystemColor_MENU] =                    
>>>> [NSColor controlBackgroundColor];
>>>>
>>>> Why aren't you just using [NSColor windowBackgroundColor]?
>>> Only selectedControlColor and selectedTextBackgroundColor are 
>>> supported.
>>> http://developer.apple.com/library/mac/#documentation/Cocoa/Conceptual/DrawColor/Tasks/SystemColors.html#//apple_ref/doc/uid/20000790 
>>>
>>> As I understand that`s why swing didn`t use this color. After the 
>>> fix awt and swing use one color (before the fix this color was used 
>>> by swing).
>>> If this color is wrong, now it`s possible to change it in one place.
>> I can assure you that the window background color reports the correct 
>> RGB value, even when the background color has changed between OS 
>> versions. You static constant will not.
>>
>> We use it today in Java SE 6.
> jdk6 on my system reports white color which is wrong. Can you please 
> check it(testcase attached).
>>
>> Regards,
>> Mike Swingler
>> Apple Inc.
>
>


-- 
Best regards, Sergey.




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