Simon Sapin
110 lines
3.2 KiB
Rust
110 lines
3.2 KiB
Rust
// Copyright 2013 The Servo Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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use base::{
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AbstractCFTypeRef,
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Boolean,
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CFAllocatorRef,
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CFIndex,
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CFTypeRef,
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CFTypeID,
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CFWrapper,
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kCFAllocatorDefault,
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};
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use std::cast;
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use std::libc::c_void;
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use std::vec;
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pub type CFSetRetainCallBack = *u8;
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pub type CFSetReleaseCallBack = *u8;
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pub type CFSetCopyDescriptionCallBack = *u8;
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pub type CFSetEqualCallBack = *u8;
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pub type CFSetHashCallBack = *u8;
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pub struct CFSetCallBacks {
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version: CFIndex,
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retain: CFSetRetainCallBack,
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release: CFSetReleaseCallBack,
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copyDescription: CFSetCopyDescriptionCallBack,
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equal: CFSetEqualCallBack,
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hash: CFSetHashCallBack,
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}
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struct __CFSet { private: () }
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pub type CFSetRef = *__CFSet;
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impl AbstractCFTypeRef for CFSetRef {
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fn as_type_ref(&self) -> CFTypeRef { *self as CFTypeRef }
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#[fixed_stack_segment]
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fn type_id(_dummy: Option<CFSetRef>) -> CFTypeID {
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unsafe {
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CFSetGetTypeID()
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}
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}
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}
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// FIXME: Should be a newtype struct, but that fails due to a Rust compiler
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// bug.
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pub struct CFSet<ElemRefType> {
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contents: CFWrapper<CFSetRef, ElemRefType, ()>
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}
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impl<ElemRefType : AbstractCFTypeRef> CFSet<ElemRefType> {
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#[fixed_stack_segment]
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pub fn new(elems: &[ElemRefType]) -> CFSet<ElemRefType> {
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let result: CFSetRef;
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let elems_refs = do elems.map |e: &ElemRefType| {
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e.as_type_ref()
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};
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unsafe {
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result = CFSetCreate(kCFAllocatorDefault,
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cast::transmute::<*CFTypeRef,**c_void>(
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vec::raw::to_ptr(elems_refs)),
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elems.len() as CFIndex,
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&kCFTypeSetCallBacks);
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}
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CFSet {
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contents: CFWrapper::wrap_owned(result)
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}
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}
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}
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#[link_args="-framework CoreFoundation"]
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#[nolink]
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extern {
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/*
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* CFSet.h
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*/
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static kCFTypeSetCallBacks: CFSetCallBacks;
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static kCFTypeCopyStringSetCallBacks: CFSetCallBacks;
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/* Creating Sets */
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fn CFSetCreate(allocator: CFAllocatorRef, values: **c_void, numValues: CFIndex,
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callBacks: *CFSetCallBacks) -> CFSetRef;
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fn CFSetCreateCopy(allocator: CFAllocatorRef, theSet: CFSetRef) -> CFSetRef;
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/* Examining a Set */
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fn CFSetContainsValue(theSet: CFSetRef, value: *c_void) -> Boolean;
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fn CFSetGetCount(theSet: CFSetRef) -> CFIndex;
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fn CFSetGetCountOfValue(theSet: CFSetRef, value: *c_void) -> CFIndex;
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fn CFSetGetValue(theSet: CFSetRef, value: *c_void) -> *c_void;
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fn CFSetGetValueIfPresent(theSet: CFSetRef, candidate: *c_void, value: **c_void) -> Boolean;
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fn CFSetGetValues(theSet: CFSetRef, values: **c_void);
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/* Applying a Function to Set Members */
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//fn CFSetApplyFunction
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fn CFSetGetTypeID() -> CFTypeID;
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}
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