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Get ClientRect bindings building.

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This commit is contained in:
Josh Matthews 2013-01-17 17:06:13 +01:00
parent ebd1ce8055
commit c79153be7b
5 changed files with 78 additions and 25 deletions
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41
src/servo/dom/bindings/clientrect.rs Normal file
View file

@ -0,0 +1,41 @@
pub trait ClientRect {
fn Top() -> f32;
fn Bottom() -> f32;
fn Left() -> f32;
fn Right() -> f32;
fn Width() -> f32;
fn Height() -> f32;
}
struct ClientRectImpl {
top: f32,
bottom: f32,
left: f32,
right: f32,
}
impl ClientRectImpl: ClientRect {
fn Top() -> f32 {
self.top
}
fn Bottom() -> f32 {
self.bottom
}
fn Left() -> f32 {
self.left
}
fn Right() -> f32 {
self.right
}
fn Width() -> f32 {
f32::abs(self.right - self.left)
}
fn Height() -> f32 {
f32::abs(self.bottom - self.top)
}
}

2
src/servo/dom/bindings/codegen/Bindings.conf
View file

@ -115,7 +115,7 @@ DOMInterfaces = {
'ClientRect': [
{
'nativeType': 'ClientRect',
'nativeType': 'ClientRectImpl',
}],
'ClientRectList': [

54
src/servo/dom/bindings/codegen/CodegenRust.py
View file

@ -80,8 +80,8 @@ class CastableObjectUnwrapper():
def __init__(self, descriptor, source, target, codeOnFailure):
assert descriptor.castable
self.substitution = { "type" : descriptor.nativeType,
"protoID" : "prototypes::id::" + descriptor.name,
self.substitution = { "type" : descriptor.pointerType + descriptor.nativeType,
"protoID" : 0, #"prototypes::id::" + descriptor.name,
"source" : source,
"target" : target,
"codeOnFailure" : CGIndenter(CGGeneric(codeOnFailure), 4).define() }
@ -105,7 +105,7 @@ class CastableObjectUnwrapper():
def __str__(self):
return string.Template(
"""${target} = unwrap<${type}>(${source});
"""${target} = unwrap::<${type}>(${source});
""").substitute(self.substitution)
#"""{
# nsresult rv = UnwrapObject<${protoID}, ${type}>(cx, ${source}, ${target});
@ -119,6 +119,7 @@ class FakeCastableDescriptor():
self.castable = True
self.workers = descriptor.workers
self.nativeType = descriptor.nativeType
self.pointerType = descriptor.pointerType
self.name = descriptor.name
self.hasXPConnectImpls = descriptor.hasXPConnectImpls
@ -316,19 +317,19 @@ if (!%(resultStr)s) {
if tag in [IDLType.Tags.int8, IDLType.Tags.uint8, IDLType.Tags.int16,
IDLType.Tags.uint16, IDLType.Tags.int32]:
return (setValue("INT_TO_JSVAL(int32_t(%s))" % result), True)
return (setValue("RUST_INT_TO_JSVAL(%s as i32)" % result), True)
elif tag in [IDLType.Tags.int64, IDLType.Tags.uint64, IDLType.Tags.float,
IDLType.Tags.double]:
# XXXbz will cast to double do the "even significand" thing that webidl
# calls for for 64-bit ints? Do we care?
return (setValue("JS_NumberValue(%s as f64)" % result), True)
return (setValue("RUST_JS_NumberValue(%s as f64)" % result), True)
elif tag == IDLType.Tags.uint32:
return (setValue("UINT_TO_JSVAL(%s)" % result), True)
return (setValue("RUST_UINT_TO_JSVAL(%s)" % result), True)
elif tag == IDLType.Tags.bool:
return (setValue("BOOLEAN_TO_JSVAL(%s)" % result), True)
return (setValue("RUST_BOOLEAN_TO_JSVAL(%s)" % result), True)
else:
raise TypeError("Need to learn to wrap primitive: %s" % type)
@ -410,7 +411,7 @@ def getRetvalDeclarationForType(returnType, descriptorProvider,
# nullable for now.
return CGGeneric("*JSObject"), False
if returnType.isAny():
return CGGeneric("jsval"), False
return CGGeneric("JSVal"), False
if returnType.isObject() or returnType.isSpiderMonkeyInterface():
return CGGeneric("*JSObject"), False
if returnType.isSequence():
@ -837,7 +838,7 @@ class CGPerSignatureCall(CGThing):
def getArgv(self):
return "argv" if self.argCount > 0 else ""
def getArgvDecl(self):
return "\nargv: *jsval = JS_ARGV(cx, vp);\n"
return "\nargv: *JSVal = JS_ARGV(cx, vp);\n"
def getArgc(self):
return "argc"
def getArguments(self):
@ -924,7 +925,7 @@ class CGAbstractBindingMethod(CGAbstractExternMethod):
" return false as JSBool;\n"
"}\n"
"\n"
"let self: *%s;" % self.descriptor.nativeType))
"let self: %s;" % (self.descriptor.pointerType + self.descriptor.nativeType)))
def generate_code(self):
assert(False) # Override me
@ -935,13 +936,13 @@ class CGGenericMethod(CGAbstractBindingMethod):
"""
def __init__(self, descriptor):
args = [Argument('*JSContext', 'cx'), Argument('uint', 'argc'),
Argument('*jsval', 'vp')]
Argument('*JSVal', 'vp')]
CGAbstractBindingMethod.__init__(self, descriptor, 'genericMethod', args)
def generate_code(self):
return CGIndenter(CGGeneric(
"let info: *JSJitInfo = FUNCTION_VALUE_TO_JITINFO(JS_CALLEE(cx, vp));\n"
"let method: JSJitMethodOp = (*info).op;\n"
"let _info: *JSJitInfo = RUST_FUNCTION_VALUE_TO_JITINFO(JS_CALLEE(cx, vp));\n"
"let method: JSJitMethodOp = (*_info).op;\n"
"return method(cx, obj, self, argc, vp);"))
class CGGenericGetter(CGAbstractBindingMethod):
@ -950,7 +951,7 @@ class CGGenericGetter(CGAbstractBindingMethod):
"""
def __init__(self, descriptor, lenientThis=False):
args = [Argument('*JSContext', 'cx'), Argument('uint', 'argc'),
Argument('*jsval', 'vp')]
Argument('*JSVal', 'vp')]
if lenientThis:
name = "genericLenientGetter"
unwrapFailureCode = (
@ -965,9 +966,9 @@ class CGGenericGetter(CGAbstractBindingMethod):
def generate_code(self):
return CGIndenter(CGGeneric(
"let info: *JSJitInfo = FUNCTION_VALUE_TO_JITINFO(JS_CALLEE(cx, vp));\n"
"let getter: JSJitPropertyOp = (*info).op;\n"
"return getter(cx, obj, self, vp);"))
"let _info: *JSJitInfo = RUST_FUNCTION_VALUE_TO_JITINFO(JS_CALLEE(cx, vp));\n"
"let tmp: *rust_box<%s> = cast::reinterpret_cast(&self);\n"
"return CallJitPropertyOp(_info, cx, obj, ptr::addr_of(&(*tmp).payload) as *libc::c_void, vp);" % self.descriptor.nativeType))
class CGSpecializedGetter(CGAbstractExternMethod):
"""
@ -980,7 +981,7 @@ class CGSpecializedGetter(CGAbstractExternMethod):
args = [ Argument('*JSContext', 'cx'),
Argument('*JSObject', 'obj'),
Argument('*%s' % descriptor.nativeType, 'self'),
Argument('*mut jsval', 'vp') ]
Argument('*mut JSVal', 'vp') ]
CGAbstractExternMethod.__init__(self, descriptor, name, "bool", args)
def definition_body(self):
@ -1025,11 +1026,11 @@ class CGMemberJITInfo(CGThing):
return ""
def defineJitInfo(self, infoName, opName, infallible):
protoID = "prototypes::id::%s" % self.descriptor.name
depth = "PrototypeTraits<%s>::Depth" % protoID
protoID = 0 # "prototypes::id::%s" % self.descriptor.name
depth = 0 # "PrototypeTraits<%s>::Depth" % protoID
failstr = "true" if infallible else "false"
return ("\n"
"const %s: JSJitInfo = {\n"
"const %s: JSJitInfo = JSJitInfo {\n"
" op: %s,\n"
" protoID: %s,\n"
" depth: %s,\n"
@ -1082,8 +1083,9 @@ class CGAbstractClassHook(CGAbstractExternMethod):
args)
def definition_body_prologue(self):
return "" #XXXjdm we may want to do a proper unwrap here
return """
%s* self = unwrap<%s>(obj);
let self: *%s = &(unwrap::<*rust_box<%s>>(obj).payload);
""" % (self.descriptor.nativeType, self.descriptor.nativeType)
def definition_body(self):
@ -1100,7 +1102,8 @@ def finalizeHook(descriptor, hookName, context):
}""" % (hookName, context)
#clearWrapper = "ClearWrapper(self, self);\n" if descriptor.wrapperCache else ""
if descriptor.workers:
release = "self->Release();"
#release = "self->Release();"
pass
else:
assert descriptor.nativeIsISupports
release = """let val = JS_GetReservedSlot(obj, 0);
@ -1276,8 +1279,11 @@ class CGBindingRoot(CGThing):
['js::*',
'js::jsapi::*',
'js::jsapi::bindgen::*',
'js::jsfriendapi::bindgen::*',
'js::glue::bindgen::*',
'dom::bindings::utils::*'],
'dom::bindings::utils::*',
'dom::bindings::clientrect::*' #XXXjdm
],
curr)
# Add the auto-generated comment.

5
src/servo/dom/bindings/utils.rs
View file

@ -27,6 +27,11 @@ pub struct rust_box<T> {
payload: T
}
pub unsafe fn unwrap<T>(obj: *JSObject) -> T {
let val = JS_GetReservedSlot(obj, 0);
cast::reinterpret_cast(&RUST_JSVAL_TO_PRIVATE(val))
}
pub unsafe fn squirrel_away<T>(x: @T) -> *rust_box<T> {
let y: *rust_box<T> = cast::reinterpret_cast(&x);
cast::forget(x);

1
src/servo/servo.rc
View file

@ -45,6 +45,7 @@ pub mod dom {
pub mod node;
pub mod utils;
pub mod window;
pub mod clientrect;
pub mod ClientRectBinding;
}
pub mod document;