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Bug 528134. Hand out the style context with the rulenode. r=dbaron, a=dveditz

Browse Source 
git-svn-id: svn://10.0.0.236/trunk@259235 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
bzbarsky%mit.edu 2009-12-16 02:10:50 +00:00
parent c62d1dc472
commit e6e615f9f5
5 changed files with 43 additions and 5 deletions
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4
mozilla/layout/inspector/src/inDOMUtils.cpp
View File

@ -157,7 +157,9 @@ inDOMUtils::GetCSSStyleRules(nsIDOMElement *aElement,
nsRuleNode* ruleNode = nsnull;
nsCOMPtr<nsIContent> content = do_QueryInterface(aElement);
mCSSUtils->GetRuleNodeForContent(content, &ruleNode);
nsRefPtr<nsStyleContext> styleContext;
mCSSUtils->GetRuleNodeForContent(content, getter_AddRefs(styleContext),
&ruleNode);
if (!ruleNode) {
// This can fail for content nodes that are not in the document or
// if the document they're in doesn't have a presshell. Bail out.

2
mozilla/layout/inspector/src/inDOMUtils.h
View File

@ -54,7 +54,7 @@ public:
virtual ~inDOMUtils();
protected:
nsCOMPtr<nsIInspectorCSSUtils> mCSSUtils;
nsCOMPtr<nsIInspectorCSSUtils_MOZILLA_1_9_BRANCH> mCSSUtils;
};

21
mozilla/layout/style/nsIInspectorCSSUtils.h
View File

@ -51,6 +51,7 @@ struct nsRect;
class nsIContent;
class nsIDOMElement;
class nsIArray;
class nsStyleContext;
// 35dfc2a6-b069-4014-ad4b-01927e77d828
#define NS_IINSPECTORCSSUTILS_IID \
@ -77,7 +78,8 @@ public:
NS_IMETHOD GetRuleNodeRule(nsRuleNode *aNode, nsIStyleRule **aRule) = 0;
NS_IMETHOD IsRuleNodeRoot(nsRuleNode *aNode, PRBool *aIsRoot) = 0;
// Hooks to methods that need nsStyleContext
// Hooks to methods that need nsStyleContext. Don't call this.
// Use nsIInspectorCSSUtils_MOZILLA_1_9_BRANCH instead.
NS_IMETHOD GetRuleNodeForContent(nsIContent* aContent,
nsRuleNode** aParent) = 0;
@ -87,4 +89,21 @@ public:
NS_DEFINE_STATIC_IID_ACCESSOR(nsIInspectorCSSUtils, NS_IINSPECTORCSSUTILS_IID)
#define NS_IINSPECTORCSSUTILS_MOZILLA_1_9_BRANCH_IID \
{ 0x0a03de47, 0x0b6d, 0x4cdb, \
{ 0xaa, 0xe3, 0xf4, 0x7f, 0x16, 0x1e, 0x54, 0x2a } }
class nsIInspectorCSSUtils_MOZILLA_1_9_BRANCH : public nsIInspectorCSSUtils {
public:
NS_DECLARE_STATIC_IID_ACCESSOR(NS_IINSPECTORCSSUTILS_MOZILLA_1_9_BRANCH_IID)
NS_IMETHOD GetRuleNodeForContent(nsIContent* aContent,
nsStyleContext** aStyleContext,
nsRuleNode** aRuleNode) = 0;
};
NS_DEFINE_STATIC_IID_ACCESSOR(nsIInspectorCSSUtils_MOZILLA_1_9_BRANCH,
NS_IINSPECTORCSSUTILS_MOZILLA_1_9_BRANCH_IID)
#endif /* nsIInspectorCSSUtils_h___ */

14
mozilla/layout/style/nsInspectorCSSUtils.cpp
View File

@ -65,7 +65,8 @@ nsInspectorCSSUtils::~nsInspectorCSSUtils()
nsCSSProps::ReleaseTable();
}
NS_IMPL_ISUPPORTS1(nsInspectorCSSUtils, nsIInspectorCSSUtils)
NS_IMPL_ISUPPORTS2(nsInspectorCSSUtils, nsIInspectorCSSUtils,
nsIInspectorCSSUtils_MOZILLA_1_9_BRANCH)
NS_IMETHODIMP
nsInspectorCSSUtils::LookupCSSProperty(const nsAString& aName, nsCSSProperty *aProp)
@ -161,6 +162,16 @@ nsInspectorCSSUtils::GetStyleContextForContent(nsIContent* aContent,
NS_IMETHODIMP
nsInspectorCSSUtils::GetRuleNodeForContent(nsIContent* aContent,
nsRuleNode** aRuleNode)
{
nsRefPtr<nsStyleContext> styleContext;
return GetRuleNodeForContent(aContent, getter_AddRefs(styleContext),
aRuleNode);
}
NS_IMETHODIMP
nsInspectorCSSUtils::GetRuleNodeForContent(nsIContent* aContent,
nsStyleContext** aStyleContext,
nsRuleNode** aRuleNode)
{
*aRuleNode = nsnull;
@ -173,6 +184,7 @@ nsInspectorCSSUtils::GetRuleNodeForContent(nsIContent* aContent,
nsRefPtr<nsStyleContext> sContext =
GetStyleContextForContent(aContent, nsnull, presShell);
*aRuleNode = sContext->GetRuleNode();
sContext.forget(aStyleContext);
return NS_OK;
}

7
mozilla/layout/style/nsInspectorCSSUtils.h
View File

@ -48,7 +48,7 @@
class nsIPresShell;
class nsInspectorCSSUtils : public nsIInspectorCSSUtils {
class nsInspectorCSSUtils : public nsIInspectorCSSUtils_MOZILLA_1_9_BRANCH {
public:
@ -70,6 +70,11 @@ public:
GetStyleContextForContent(nsIContent* aContent, nsIAtom* aPseudo,
nsIPresShell* aPresShell);
// nsIInspectorCSSUtils_MOZILLA_1_9_BRANCH
NS_IMETHOD GetRuleNodeForContent(nsIContent* aContent,
nsStyleContext** aStyleContext,
nsRuleNode** aRuleNode);
private:
static nsStyleContext* GetStyleContextForFrame(nsIFrame* aFrame);
};