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Bug 1322661 - Expose (non-XBL) style sheets to devtools

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Tag #1375
This commit is contained in:
Matt A. Tobin 2020-04-17 07:39:36 -04:00 • committed by Roy Tam
commit 93421ff24c
1 changed files with 18 additions and 22 deletions
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38
layout/inspector/inDOMUtils.cpp
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@ -48,7 +48,8 @@
#include "nsCSSProps.h"
#include "nsCSSValue.h"
#include "nsColor.h"
#include "nsStyleSet.h"
#include "mozilla/StyleSetHandle.h"
#include "mozilla/StyleSetHandleInlines.h"
#include "nsStyleUtil.h"
#include "nsQueryObject.h"
@ -77,7 +78,7 @@ inDOMUtils::GetAllStyleSheets(nsIDOMDocument *aDocument, uint32_t *aLength,
{
NS_ENSURE_ARG_POINTER(aDocument);
nsTArray<RefPtr<CSSStyleSheet>> sheets;
nsTArray<RefPtr<StyleSheet>> sheets;
nsCOMPtr<nsIDocument> document = do_QueryInterface(aDocument);
MOZ_ASSERT(document);
@ -85,15 +86,8 @@ inDOMUtils::GetAllStyleSheets(nsIDOMDocument *aDocument, uint32_t *aLength,
// Get the agent, then user and finally xbl sheets in the style set.
nsIPresShell* presShell = document->GetShell();
if (presShell && presShell->StyleSet()->IsServo()) {
// XXXheycam ServoStyleSets don't have the ability to expose their
// sheets in a script-accessible way yet.
NS_ERROR("stylo: ServoStyleSets cannot expose their sheets to script yet");
return NS_ERROR_FAILURE;
}
if (presShell) {
nsStyleSet* styleSet = presShell->StyleSet()->AsGecko();
StyleSetHandle styleSet = presShell->StyleSet();
SheetType sheetType = SheetType::Agent;
for (int32_t i = 0; i < styleSet->SheetCount(sheetType); i++) {
sheets.AppendElement(styleSet->StyleSheetAt(sheetType, i));
@ -102,24 +96,26 @@ inDOMUtils::GetAllStyleSheets(nsIDOMDocument *aDocument, uint32_t *aLength,
for (int32_t i = 0; i < styleSet->SheetCount(sheetType); i++) {
sheets.AppendElement(styleSet->StyleSheetAt(sheetType, i));
}
AutoTArray<CSSStyleSheet*, 32> xblSheetArray;
styleSet->AppendAllXBLStyleSheets(xblSheetArray);
if (styleSet->IsGecko()) {
AutoTArray<CSSStyleSheet*, 32> xblSheetArray;
styleSet->AsGecko()->AppendAllXBLStyleSheets(xblSheetArray);
// The XBL stylesheet array will quite often be full of duplicates. Cope:
nsTHashtable<nsPtrHashKey<CSSStyleSheet>> sheetSet;
for (CSSStyleSheet* sheet : xblSheetArray) {
if (!sheetSet.Contains(sheet)) {
sheetSet.PutEntry(sheet);
sheets.AppendElement(sheet);
// The XBL stylesheet array will quite often be full of duplicates. Cope:
nsTHashtable<nsPtrHashKey<CSSStyleSheet>> sheetSet;
for (CSSStyleSheet* sheet : xblSheetArray) {
if (!sheetSet.Contains(sheet)) {
sheetSet.PutEntry(sheet);
sheets.AppendElement(sheet);
}
}
} else {
NS_WARNING("stylo: XBL style sheets not supported yet");
}
}
// Get the document sheets.
for (int32_t i = 0; i < document->GetNumberOfStyleSheets(); i++) {
// XXXheycam ServoStyleSets don't have the ability to expose their
// sheets in a script-accessible way yet.
sheets.AppendElement(document->GetStyleSheetAt(i)->AsGecko());
sheets.AppendElement(document->GetStyleSheetAt(i));
}
nsISupports** ret = static_cast<nsISupports**>(moz_xmalloc(sheets.Length() *