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-rw-r--r--layout/generic/nsFrame.cpp13
1 files changed, 13 insertions, 0 deletions
diff --git a/layout/generic/nsFrame.cpp b/layout/generic/nsFrame.cpp
index bbbb5c3320..8d4ea87540 100644
--- a/layout/generic/nsFrame.cpp
+++ b/layout/generic/nsFrame.cpp
@@ -5557,6 +5557,19 @@ nsFrame::Reflow(nsPresContext* aPresContext,
NS_FRAME_SET_TRUNCATION(aStatus, aReflowInput, aDesiredSize);
}
+bool
+nsIFrame::IsContentDisabled() const
+{
+ // FIXME(emilio): Doing this via CSS means callers must ensure the style is up
+ // to date, and they don't!
+ if (StyleUserInterface()->mUserInput == StyleUserInput::None) {
+ return true;
+ }
+
+ auto* element = nsGenericHTMLElement::FromContentOrNull(GetContent());
+ return element && element->IsDisabled();
+}
+
nsresult
nsFrame::CharacterDataChanged(CharacterDataChangeInfo* aInfo)
{