TImagelist Was:Re: RE: [lazarus] NEW WEB pages with the link

[Shane Miller]

Post the problem you ran into on this message board and perhaps we can help
you.  Where are you stuck?
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Shane Miller

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-----Original Message-----
From: P Jean dit Bailleul <jdb at abacom.com>
To: lazarus at miraclec.com <lazarus at miraclec.com>
Date: Thursday, August 12, 1999 3:37 PM
Subject: Re: TImagelist Was:Re: RE: [lazarus] NEW WEB pages with the link


>At 22:34 12/08/99 +0200, you wrote:
>>At 16:40 11-08-99 -0500, "Shane Miller" <SMiller1 at stvgb.org> wrote:
>>>Marc, it's up to you which one you want.  I would think TSCrollbar would
>>be easier but TImageList seems pretty straight forward.
>>>
>>>I think someone else said they were interested in TSCrollBar.  If you
want
>> to do TImageList, look at CONTROLS.PP.  It has a timagelist,
>>tdragimagelist and tcustomimagelist.  They don't have anything in them,
>>plus you need to move tcustomimagelist out of controls.pp.
>>>
>>>All you have to do is make it compatable with Delphi....simple!  :-)
>>>Take a look at what Delhpi has and what we need, then let me know.
>>
>>The delphi imagelist is merely based upon the Windows native imagelist. It
>>sends just a lot of messages. So I could implement an imagelist based on
>>this, but then I have to implement an imagelist for every library which
>>does not support an imagelist (as far as I can see GTK has no imagelist)
>>
>>I could also implement an imagelist myself based upon a TList end bitmaps
>>then the imagelist is platform independent, but how to interface with
other
>>components
>>
>>any ideas
>
>Just a suggestion :
>use a big Bitmap (of size n * Width x Height) to put every bitmaps, then
>add a GetItem(index:Integer; aBitmap:TBitmap) method that set the size a
>Bitmap and copy the corresponding area (from (index - 1) * Width x 0 to
>index * Width x Height). I think that's the way it is implemented in the
>Win DLL.
>When a component have to refer to the TImageList, it just call the GetItem
>method during the onshow.
>
>I know that to do so i have to finish the TBitmap, but a can't make that
>GDK stuff to work :-(
>P Jean dit Bailleul (jdb at abacom.com)
>
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