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Issue #2499 - Part 3: Add CSS clip overflow support with serialization fixes

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MeladJM 2025-07-08 05:46:54 +08:00 • committed by roytam1
commit 5e8e1208e7
40 changed files with 144 additions and 97 deletions
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11
layout/style/Declaration.cpp
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@ -1087,10 +1087,17 @@ Declaration::GetPropertyValueInternal(
xValue->AppendToString(eCSSProperty_overflow_x, aValue, aSerialization);
} else {
// Check if either value is clip - if so, shorthand cannot be serialized
if (xValue->GetUnit() == eCSSUnit_Enumerated && yValue->GetUnit() == eCSSUnit_Enumerated) {
if (xValue->GetUnit() == eCSSUnit_Enumerated) {
int32_t xVal = xValue->GetIntValue();
if (xVal == NS_STYLE_OVERFLOW_CLIP) {
// When clip is mixed with other values, shorthand cannot be serialized
aValue.Truncate();
break;
}
}
if (yValue->GetUnit() == eCSSUnit_Enumerated) {
int32_t yVal = yValue->GetIntValue();
if (xVal == NS_STYLE_OVERFLOW_CLIP || yVal == NS_STYLE_OVERFLOW_CLIP) {
if (yVal == NS_STYLE_OVERFLOW_CLIP) {
// When clip is mixed with other values, shorthand cannot be serialized
aValue.Truncate();
break;