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Generate code for handling callbacks. Implement add/removeEventListener and hacky dispatchEvent proof-of-concept.

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This commit is contained in:
Josh Matthews 2013-11-01 10:19:45 -04:00
parent 06b1db8818
commit 7ecf5abbbd
18 changed files with 491 additions and 331 deletions
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36
src/components/script/dom/bindings/utils.rs
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@ -4,8 +4,8 @@
use dom::bindings::codegen::PrototypeList;
use dom::bindings::codegen::PrototypeList::MAX_PROTO_CHAIN_LENGTH;
use dom::window;
use dom::node::{AbstractNode, ScriptView};
use dom::window;
use std::libc::c_uint;
use std::cast;
@ -22,6 +22,7 @@ use js::glue::{js_IsObjectProxyClass, js_IsFunctionProxyClass, IsProxyHandlerFam
use js::jsapi::{JS_AlreadyHasOwnProperty, JS_NewObject, JS_NewFunction, JS_GetGlobalObject};
use js::jsapi::{JS_DefineProperties, JS_WrapValue, JS_ForwardGetPropertyTo};
use js::jsapi::{JS_GetClass, JS_LinkConstructorAndPrototype, JS_GetStringCharsAndLength};
use js::jsapi::{JS_ObjectIsRegExp, JS_ObjectIsDate};
use js::jsapi::{JS_GetFunctionPrototype, JS_InternString, JS_GetFunctionObject};
use js::jsapi::{JS_HasPropertyById, JS_GetPrototype, JS_GetGlobalForObject};
use js::jsapi::{JS_NewUCStringCopyN, JS_DefineFunctions, JS_DefineProperty};
@ -30,7 +31,7 @@ use js::jsapi::{JSContext, JSObject, JSBool, jsid, JSClass, JSNative, JSTracer};
use js::jsapi::{JSFunctionSpec, JSPropertySpec, JSVal, JSPropertyDescriptor};
use js::jsapi::{JSPropertyOp, JSStrictPropertyOp, JS_NewGlobalObject, JS_InitStandardClasses};
use js::jsfriendapi::bindgen::JS_NewObjectWithUniqueType;
use js::{JSPROP_ENUMERATE, JSVAL_NULL};
use js::{JSPROP_ENUMERATE, JSVAL_NULL, JSCLASS_IS_GLOBAL, JSCLASS_IS_DOMJSCLASS};
use js::{JSPROP_PERMANENT, JSID_VOID, JSPROP_NATIVE_ACCESSORS, JSPROP_GETTER};
use js::{JSPROP_SETTER, JSVAL_VOID, JSVAL_TRUE, JSVAL_FALSE};
use js::{JS_THIS_OBJECT, JSFUN_CONSTRUCTOR, JS_CALLEE, JSPROP_READONLY};
@ -819,6 +820,13 @@ pub fn HasPropertyOnPrototype(cx: *JSContext, proxy: *JSObject, id: jsid) -> boo
return !GetPropertyOnPrototype(cx, proxy, id, &mut found, ptr::null()) || found;
}
#[fixed_stack_segment]
pub fn IsConvertibleToCallbackInterface(cx: *JSContext, obj: *JSObject) -> bool {
unsafe {
JS_ObjectIsDate(cx, obj) == 0 && JS_ObjectIsRegExp(cx, obj) == 0
}
}
#[fixed_stack_segment]
pub fn CreateDOMGlobal(cx: *JSContext, class: *JSClass) -> *JSObject {
unsafe {
@ -832,6 +840,30 @@ pub fn CreateDOMGlobal(cx: *JSContext, class: *JSClass) -> *JSObject {
}
}
#[fixed_stack_segment]
fn cx_for_dom_wrapper(obj: *JSObject) -> *JSContext {
unsafe {
let global = GetGlobalForObjectCrossCompartment(obj);
let clasp = JS_GetClass(global);
assert!(((*clasp).flags & (JSCLASS_IS_DOMJSCLASS | JSCLASS_IS_GLOBAL)) != 0);
//XXXjdm either don't hardcode or sanity assert prototype stuff
let win = unwrap_object::<*Box<window::Window>>(global, PrototypeList::id::Window, 1);
match win {
Ok(win) => {
match (*win).data.page.js_info {
Some(ref info) => info.js_context.ptr,
None => fail!("no JS context for DOM global")
}
}
Err(_) => fail!("found DOM global that doesn't unwrap to Window")
}
}
}
pub fn cx_for_dom_object<T: Reflectable>(obj: @mut T) -> *JSContext {
cx_for_dom_wrapper(obj.reflector().get_jsobject())
}
/// Check if an element name is valid. See http://www.w3.org/TR/xml/#NT-Name
/// for details.
pub fn is_valid_element_name(name: &str) -> bool {