stylo: Support -moz-context-properties

3 files changed, 62 insertions, 1 deletions

diff --git a/components/style/gecko/generated/bindings.rs b/components/style/gecko/generated/bindings.rs
index 7f3aa9921e1..edd90a36ab5 100644
--- a/components/style/gecko/generated/bindings.rs
+++ b/components/style/gecko/generated/bindings.rs
@@ -1123,6 +1123,14 @@ extern "C" {
                                           src: *const nsStyleSVG);
 }
 extern "C" {
+    pub fn Gecko_nsStyleSVG_SetContextPropertiesLength(svg: *mut nsStyleSVG,
+                                                       len: u32);
+}
+extern "C" {
+    pub fn Gecko_nsStyleSVG_CopyContextProperties(dst: *mut nsStyleSVG,
+                                                  src: *const nsStyleSVG);
+}
+extern "C" {
     pub fn Gecko_NewURLValue(uri: ServoBundledURI) -> *mut URLValue;
 }
 extern "C" {
diff --git a/components/style/properties/gecko.mako.rs b/components/style/properties/gecko.mako.rs
index 4b1c2cef4fe..a611c1c7f09 100644
--- a/components/style/properties/gecko.mako.rs
+++ b/components/style/properties/gecko.mako.rs
@@ -4028,7 +4028,7 @@ clip-path
 </%self:impl_trait>
 
 <%self:impl_trait style_struct_name="InheritedSVG"
-                  skip_longhands="paint-order stroke-dasharray stroke-dashoffset stroke-width"
+                  skip_longhands="paint-order stroke-dasharray stroke-dashoffset stroke-width -moz-context-properties"
                   skip_additionals="*">
     pub fn set_paint_order(&mut self, v: longhands::paint_order::computed_value::T) {
         use self::longhands::paint_order;
@@ -4136,6 +4136,34 @@ clip-path
             _ => unreachable!(),
         }
     }
+
+    #[allow(non_snake_case)]
+    pub fn set__moz_context_properties<I>(&mut self, v: I)
+        where I: IntoIterator<Item = longhands::_moz_context_properties::computed_value::single_value::T>,
+              I::IntoIter: ExactSizeIterator
+    {
+        let v = v.into_iter();
+        unsafe {
+            bindings::Gecko_nsStyleSVG_SetContextPropertiesLength(&mut self.gecko, v.len() as u32);
+        }
+
+        self.gecko.mContextPropsBits = 0;
+        for (mut gecko, servo) in self.gecko.mContextProps.iter_mut().zip(v) {
+            if servo.0 == atom!("fill") {
+                self.gecko.mContextPropsBits |= structs::NS_STYLE_CONTEXT_PROPERTY_FILL as u8;
+            } else if servo.0 == atom!("stroke") {
+                self.gecko.mContextPropsBits |= structs::NS_STYLE_CONTEXT_PROPERTY_STROKE as u8;
+            }
+            unsafe { gecko.set_raw_from_addrefed::<structs::nsIAtom>(servo.0.into_addrefed()) }
+        }
+    }
+
+    #[allow(non_snake_case)]
+    pub fn copy__moz_context_properties_from(&mut self, other: &Self) {
+        unsafe {
+            bindings::Gecko_nsStyleSVG_CopyContextProperties(&mut self.gecko, &other.gecko);
+        }
+    }
 </%self:impl_trait>
 
 <%self:impl_trait style_struct_name="Color"
diff --git a/components/style/properties/longhand/inherited_svg.mako.rs b/components/style/properties/longhand/inherited_svg.mako.rs
index bbc006a4e58..f02cccafaa4 100644
--- a/components/style/properties/longhand/inherited_svg.mako.rs
+++ b/components/style/properties/longhand/inherited_svg.mako.rs
@@ -268,3 +268,28 @@ ${helpers.predefined_type("marker-end", "UrlOrNone", "Either::Second(None_)",
     impl ComputedValueAsSpecified for SpecifiedValue { }
 </%helpers:longhand>
 
+<%helpers:vector_longhand name="-moz-context-properties"
+                   animation_value_type="none"
+                   products="gecko"
+                   spec="Nonstandard (Internal-only)"
+                   internal="True"
+                   allow_empty="True">
+    use values::CustomIdent;
+    use values::computed::ComputedValueAsSpecified;
+
+    no_viewport_percentage!(SpecifiedValue);
+
+    impl ComputedValueAsSpecified for SpecifiedValue { }
+
+    pub type SpecifiedValue = CustomIdent;
+
+    pub mod computed_value {
+        pub type T = super::SpecifiedValue;
+    }
+
+
+    pub fn parse(_context: &ParserContext, input: &mut Parser) -> Result<SpecifiedValue, ()> {
+        let i = input.expect_ident()?;
+        CustomIdent::from_ident(i, &["all", "none", "auto"])
+    }
+</%helpers:vector_longhand>