[webkit-dev] question about Viewport

2010-12-02 Thread Eric Zhou
Could anyone give some help to understand the concept of viewport meta tag?

I got the introduction from apple developer site:
http://developer.apple.com/library/safari/#documentation/appleapplications/reference/safariwebcontent/UsingtheViewport/UsingtheViewport.html

In this introduction, Figure 3-7 makes me confused. The width of viewport
(with scale=0.5) is the same as that of visible area, while width of
viewport with scale = 1.5 is 1.5 times of visible area(shown by Figure 3-6).

In my understanding, scale = [width of viewport]/[width of visible area],
and hence, the width of viewport in Figure 3-7 should be half of width of
visible area.
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[webkit-dev] [chromium] using WEBKIT_API properly

2010-12-02 Thread Darin Fisher
If you do not work on the Chromium port of WebKit, you can stop reading now.

I've noticed that there is some confusion about how to use WEBKIT_API
properly.
WEBKIT_API causes a function to be exported from WebKit when it is built as
a DLL,
allowing Chromium to call the function.

The rule is actually quite simple:

   WEBKIT_API should be affixed to any public, non-inline function that is
intended
   for the embedder (Chromium) to call.

Put another way:
-- Do not apply WEBKIT_API to inline functions.
-- Do not apply WEBKIT_API to private functions.
-- Do not apply WEBKIT_API to public functions within a #if
WEBKIT_IMPLEMENTATION block.

(Of related note, we never put WEBKIT_API on public constructors and
destructors.
Instead, we have constructors call an initialize method and destructors call
a reset
method.  Those then end up having the WEBKIT_API prefix applied.)

Thanks!
-Darin
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[webkit-dev] Is the default height of the replaced elements 150PX ?

2010-12-02 Thread xu bai
Hi,all
I found the default height of iframe is 150px if it has not the
height. why do this?  It caused there are the blanks on my page. how do
solved it?

-- 
波澜壮阔心无涟漪
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