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Issue #2136 - Part 1: Implement CSS inset property

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This commit is contained in:
FranklinDM 2023-03-05 00:24:59 +08:00 • committed by roytam1
commit 21d468ee65
7 changed files with 59 additions and 8 deletions
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21
layout/style/Declaration.cpp
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@ -643,6 +643,7 @@ Declaration::GetPropertyValueInternal(
nsCSSCompressedDataBlock *data = importantCount ? mImportantData : mData;
switch (aProperty) {
case eCSSProperty_inset:
case eCSSProperty_margin:
case eCSSProperty_padding:
case eCSSProperty_border_color:
@ -650,14 +651,18 @@ Declaration::GetPropertyValueInternal(
case eCSSProperty_border_width: {
const nsCSSPropertyID* subprops =
nsCSSProps::SubpropertyEntryFor(aProperty);
MOZ_ASSERT(nsCSSProps::GetStringValue(subprops[0]).Find("-top") !=
kNotFound, "first subprop must be top");
MOZ_ASSERT(nsCSSProps::GetStringValue(subprops[1]).Find("-right") !=
kNotFound, "second subprop must be right");
MOZ_ASSERT(nsCSSProps::GetStringValue(subprops[2]).Find("-bottom") !=
kNotFound, "third subprop must be bottom");
MOZ_ASSERT(nsCSSProps::GetStringValue(subprops[3]).Find("-left") !=
kNotFound, "fourth subprop must be left");
// These assertions don't apply to the inset shorthand because
// they don't start with a dash and are simply just the sides.
if (aProperty != eCSSProperty_inset) {
MOZ_ASSERT(nsCSSProps::GetStringValue(subprops[0]).Find("-top") !=
kNotFound, "first subprop must be top");
MOZ_ASSERT(nsCSSProps::GetStringValue(subprops[1]).Find("-right") !=
kNotFound, "second subprop must be right");
MOZ_ASSERT(nsCSSProps::GetStringValue(subprops[2]).Find("-bottom") !=
kNotFound, "third subprop must be bottom");
MOZ_ASSERT(nsCSSProps::GetStringValue(subprops[3]).Find("-left") !=
kNotFound, "fourth subprop must be left");
}
const nsCSSValue* vals[4] = {
data->ValueFor(subprops[0]),
data->ValueFor(subprops[1]),