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Add primitive binding example for Document (documentElement), and Nod…
…e (firstChild, nextSibling, tagName).
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,139 @@ | ||
| import js::rust::{bare_compartment, methods}; | ||
| import js::{JS_ARGV, JSCLASS_HAS_RESERVED_SLOTS, JSPROP_ENUMERATE, JSPROP_SHARED, JSVAL_NULL, JS_THIS_OBJECT, | ||
| JS_SET_RVAL}; | ||
| import js::jsapi::{JSContext, jsval, JSObject, JSBool, jsid, JSClass, JSFreeOp}; | ||
| import js::jsapi::bindgen::{JS_ValueToString, JS_GetStringCharsZAndLength, JS_ReportError, | ||
| JS_GetReservedSlot, JS_SetReservedSlot, JS_NewStringCopyN, | ||
| JS_DefineFunctions, JS_DefineProperty, JS_DefineProperties}; | ||
| import js::glue::bindgen::*; | ||
| import js::crust::{JS_PropertyStub, JS_StrictPropertyStub, JS_EnumerateStub, JS_ConvertStub, JS_ResolveStub}; | ||
| import js::ptr_methods; | ||
| import result::{result, ok, err}; | ||
| import ptr::null; | ||
| import libc::c_uint; | ||
| import utils::{DOMString, domstring_to_jsval, rust_box, squirrel_away, str}; | ||
| import bindings::node::create; | ||
| import content::Document; | ||
|
|
||
| enum DOMException { | ||
| INVALID_CHARACTER_ERR | ||
| } | ||
|
|
||
| enum Element = int; | ||
|
|
||
| /*extern fn getElementById(cx: *JSContext, argc: c_uint, vp: *jsval) -> JSBool { | ||
| //XXX check if actually document object | ||
| if argc != 1 { | ||
| //XXX throw proper DOM exception | ||
| str::as_c_str("Not enough arguments", |s| { | ||
| JS_ReportError(cx, s); | ||
| }); | ||
| ret 0; | ||
| } | ||
| let id; | ||
| unsafe { | ||
| id = JS_ARGV(cx, vp)[0]; | ||
| } | ||
| alt jsval_to_str(cx, id) { | ||
| ok(s) { | ||
| unsafe { | ||
| let doc: *Document = unsafe::reinterpret_cast(JS_GetContextPrivate(cx)); | ||
| let elem = (*doc).getElementById(s); | ||
| } | ||
| //XXX wrap result | ||
| ret 1; | ||
| } | ||
| err(_) { | ||
| str::as_c_str("???", |s| { | ||
| JS_ReportError(cx, s); | ||
| }); | ||
| ret 0; | ||
| } | ||
| } | ||
| }*/ | ||
|
|
||
| /*extern fn getDocumentURI(cx: *JSContext, _argc: c_uint, vp: *jsval) -> JSBool { | ||
| unsafe { | ||
| let uri = (*unwrap(JS_THIS_OBJECT(cx, vp))).payload.getDocumentURI(); | ||
| JS_SET_RVAL(cx, vp, domstring_to_jsval(cx, uri)); | ||
| } | ||
| ret 1; | ||
| }*/ | ||
|
|
||
| extern fn getDocumentElement(cx: *JSContext, obj: *JSObject, _id: jsid, rval: *mut jsval) -> JSBool unsafe { | ||
| let node = (*unwrap(obj)).payload.root; | ||
| *rval = RUST_OBJECT_TO_JSVAL(node::create(cx, node).ptr); | ||
| ret 1; | ||
| } | ||
|
|
||
| unsafe fn unwrap(obj: *JSObject) -> *rust_box<Document> { | ||
| let val = JS_GetReservedSlot(obj, 0); | ||
| unsafe::reinterpret_cast(RUST_JSVAL_TO_PRIVATE(val)) | ||
| } | ||
|
|
||
| extern fn finalize(_fop: *JSFreeOp, obj: *JSObject) { | ||
| #debug("document finalize!"); | ||
| unsafe { | ||
| let val = JS_GetReservedSlot(obj, 0); | ||
| let _doc: @Document = unsafe::reinterpret_cast(RUST_JSVAL_TO_PRIVATE(val)); | ||
| } | ||
| } | ||
|
|
||
| fn init(compartment: bare_compartment, doc: @Document) { | ||
| fn Document_class(compartment: bare_compartment) -> JSClass { | ||
| {name: compartment.add_name(~"DOMDocument"), | ||
| flags: JSCLASS_HAS_RESERVED_SLOTS(1), | ||
| addProperty: JS_PropertyStub, | ||
| delProperty: JS_PropertyStub, | ||
| getProperty: JS_PropertyStub, | ||
| setProperty: JS_StrictPropertyStub, | ||
| enumerate: JS_EnumerateStub, | ||
| resolve: JS_ResolveStub, | ||
| convert: JS_ConvertStub, | ||
| finalize: finalize, | ||
| checkAccess: null(), | ||
| call: null(), | ||
| construct: null(), | ||
| hasInstance: null(), | ||
| trace: null(), | ||
| reserved: (null(), null(), null(), null(), null(), // 05 | ||
| null(), null(), null(), null(), null(), // 10 | ||
| null(), null(), null(), null(), null(), // 15 | ||
| null(), null(), null(), null(), null(), // 20 | ||
| null(), null(), null(), null(), null(), // 25 | ||
| null(), null(), null(), null(), null(), // 30 | ||
| null(), null(), null(), null(), null(), // 35 | ||
| null(), null(), null(), null(), null())} // 40 | ||
| }; | ||
|
|
||
| let obj = result::unwrap( | ||
| compartment.new_object(Document_class, null(), null())); | ||
| /*let methods = ~[ | ||
| {name: compartment.add_name("getDocumentURI"), | ||
| call: getDocumentURI, | ||
| nargs: 0, | ||
| flags: 0}]; | ||
| vec::as_buf(methods, |fns| { | ||
| JS_DefineFunctions(compartment.cx.ptr, obj.ptr, fns); | ||
| });*/ | ||
|
|
||
| let attrs = @~[ | ||
| {name: compartment.add_name(~"documentElement"), | ||
| tinyid: 0, | ||
| flags: 0, | ||
| getter: getDocumentElement, | ||
| setter: null()}]; | ||
| vec::push(compartment.global_props, attrs); | ||
| vec::as_buf(*attrs, |specs, _len| { | ||
| JS_DefineProperties(compartment.cx.ptr, obj.ptr, specs); | ||
| }); | ||
|
|
||
| unsafe { | ||
| let raw_ptr: *libc::c_void = unsafe::reinterpret_cast(squirrel_away(doc)); | ||
| JS_SetReservedSlot(obj.ptr, 0, RUST_PRIVATE_TO_JSVAL(raw_ptr)); | ||
| } | ||
|
|
||
| compartment.define_property(~"document", RUST_OBJECT_TO_JSVAL(obj.ptr), | ||
| JS_PropertyStub, JS_StrictPropertyStub, | ||
| JSPROP_ENUMERATE); | ||
| } |
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