On Wednesday 2010-01-13 16:04 -0600, Valentine V wrote:
> nsCOMPtr<nsIDOMCSSStyleDeclaration> spComputedStyle = NULL;
> rv = spDomView->GetComputedStyle(domElement, EmptyString(),
> getter_AddRefs(spComputedStyle));
>
> if(NS_SUCCEEDED(rv) && spComputedStyle)
> {
> ...
> strPropertyName.AssignLiteral("font-size");
> strPropertyValue.AssignLiteral("16px");
> nsresult rv = spComputedStyle.setProperty(strPropertyName,
> strPropertyValue, EmptyString());
The result of getComputedStyle is in general read-only, as described
in http://www.w3.org/TR/DOM-Level-2-Style/css.html#CSS-ViewCSS . If
you want to set style, you should set style attributes, manipulate
element.style (which represents the style attribute) or add rules to
a style sheet.
-David
--
L. David Baron http://dbaron.org/
Mozilla Corporation http://www.mozilla.com/
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