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Add setter macros, improve getter macros

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This commit is contained in:
Manish Goregaokar 2014-10-07 19:49:43 +05:30
parent ae946a9b76
commit 98d1ddfcd3
1 changed files with 58 additions and 9 deletions
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67
components/script/dom/macros.rs
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@ -4,43 +4,92 @@
#[macro_export]
macro_rules! make_getter(
( $attr:ident ) => (
( $attr:ident, $htmlname:expr ) => (
fn $attr(self) -> DOMString {
use dom::element::{Element, AttributeHandlers};
use dom::bindings::codegen::InheritTypes::ElementCast;
#[allow(unused_imports)]
use std::ascii::StrAsciiExt;
let element: JSRef<Element> = ElementCast::from_ref(self);
element.get_string_attribute(stringify!($attr).to_ascii_lower().as_slice())
element.get_string_attribute($htmlname)
}
);
($attr:ident) => {
make_getter!($attr, stringify!($attr).to_ascii_lower().as_slice())
}
)
#[macro_export]
macro_rules! make_bool_getter(
( $attr:ident ) => (
( $attr:ident, $htmlname:expr ) => (
fn $attr(self) -> bool {
use dom::element::{Element, AttributeHandlers};
use dom::bindings::codegen::InheritTypes::ElementCast;
#[allow(unused_imports)]
use std::ascii::StrAsciiExt;
let element: JSRef<Element> = ElementCast::from_ref(self);
element.has_attribute(stringify!($attr).to_ascii_lower().as_slice())
element.has_attribute($htmlname)
}
);
($attr:ident) => {
make_bool_getter!($attr, stringify!($attr).to_ascii_lower().as_slice())
}
)
#[macro_export]
macro_rules! make_uint_getter(
( $attr:ident, $htmlname:expr ) => (
fn $attr(self) -> u32 {
use dom::element::{Element, AttributeHandlers};
use dom::bindings::codegen::InheritTypes::ElementCast;
#[allow(unused_imports)]
use std::ascii::StrAsciiExt;
let element: JSRef<Element> = ElementCast::from_ref(self);
element.get_uint_attribute($htmlname)
}
);
($attr:ident) => {
make_uint_getter!($attr, stringify!($attr).to_ascii_lower().as_slice())
}
)
// concat_idents! doesn't work for function name positions, so
// we have to specify both the content name and the HTML name here
#[macro_export]
macro_rules! make_setter(
( $attr:ident, $htmlname:expr ) => (
fn $attr(self, value: DOMString) {
use dom::element::{Element, AttributeHandlers};
use dom::bindings::codegen::InheritTypes::ElementCast;
let element: JSRef<Element> = ElementCast::from_ref(self);
element.set_string_attribute($htmlname, value)
}
);
)
#[macro_export]
macro_rules! make_uint_getter(
( $attr:ident ) => (
fn $attr(self) -> u32 {
macro_rules! make_bool_setter(
( $attr:ident, $htmlname:expr ) => (
fn $attr(self, value: bool) {
use dom::element::{Element, AttributeHandlers};
use dom::bindings::codegen::InheritTypes::ElementCast;
use std::ascii::StrAsciiExt;
let element: JSRef<Element> = ElementCast::from_ref(self);
element.get_uint_attribute(stringify!($attr).to_ascii_lower().as_slice())
element.set_bool_attribute($htmlname, value)
}
);
)
#[macro_export]
macro_rules! make_uint_setter(
( $attr:ident, $htmlname:expr ) => (
fn $attr(self, value: u32) {
use dom::element::{Element, AttributeHandlers};
use dom::bindings::codegen::InheritTypes::ElementCast;
let element: JSRef<Element> = ElementCast::from_ref(self);
element.set_uint_attribute($htmlname, value)
}
);
)
/// For use on non-jsmanaged types
/// Use #[jstraceable] on JS managed types