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// // DO NOT EDIT. THIS FILE IS GENERATED FROM ../../../dist/idl/nsIDOMNodeList.idl // /// `interface nsIDOMNodeList : nsISupports` /// // The actual type definition for the interface. This struct has methods // declared on it which will call through its vtable. You never want to pass // this type around by value, always pass it behind a reference. #[repr(C)] pub struct nsIDOMNodeList { vtable: *const nsIDOMNodeListVTable, /// This field is a phantomdata to ensure that the VTable type and any /// struct containing it is not safe to send across threads, as XPCOM is /// generally not threadsafe. /// /// XPCOM interfaces in general are not safe to send across threads. __nosync: ::std::marker::PhantomData<::std::rc::Rc<u8>>, } // Implementing XpCom for an interface exposes its IID, which allows for easy // use of the `.query_interface<T>` helper method. This also defines that // method for nsIDOMNodeList. unsafe impl XpCom for nsIDOMNodeList { const IID: nsIID = nsID(0x450cf0ba, 0xde90, 0x4f86, [0x85, 0xbf, 0xe1, 0x0c, 0xc8, 0xb8, 0x71, 0x3f]); } // We need to implement the RefCounted trait so we can be used with `RefPtr`. // This trait teaches `RefPtr` how to manage our memory. unsafe impl RefCounted for nsIDOMNodeList { #[inline] unsafe fn addref(&self) { self.AddRef(); } #[inline] unsafe fn release(&self) { self.Release(); } } // This trait is implemented on all types which can be coerced to from nsIDOMNodeList. // It is used in the implementation of `fn coerce<T>`. We hide it from the // documentation, because it clutters it up a lot. #[doc(hidden)] pub trait nsIDOMNodeListCoerce { /// Cheaply cast a value of this type from a `nsIDOMNodeList`. fn coerce_from(v: &nsIDOMNodeList) -> &Self; } // The trivial implementation: We can obviously coerce ourselves to ourselves. impl nsIDOMNodeListCoerce for nsIDOMNodeList { #[inline] fn coerce_from(v: &nsIDOMNodeList) -> &Self { v } } impl nsIDOMNodeList { /// Cast this `nsIDOMNodeList` to one of its base interfaces. #[inline] pub fn coerce<T: nsIDOMNodeListCoerce>(&self) -> &T { T::coerce_from(self) } } // Every interface struct type implements `Deref` to its base interface. This // causes methods on the base interfaces to be directly avaliable on the // object. For example, you can call `.AddRef` or `.QueryInterface` directly // on any interface which inherits from `nsISupports`. impl ::std::ops::Deref for nsIDOMNodeList { type Target = nsISupports; #[inline] fn deref(&self) -> &nsISupports { unsafe { ::std::mem::transmute(self) } } } // Ensure we can use .coerce() to cast to our base types as well. Any type which // our base interface can coerce from should be coercable from us as well. impl<T: nsISupportsCoerce> nsIDOMNodeListCoerce for T { #[inline] fn coerce_from(v: &nsIDOMNodeList) -> &Self { T::coerce_from(v) } } // This struct represents the interface's VTable. A pointer to a statically // allocated version of this struct is at the beginning of every nsIDOMNodeList // object. It contains one pointer field for each method in the interface. In // the case where we can't generate a binding for a method, we include a void // pointer. #[doc(hidden)] #[repr(C)] pub struct nsIDOMNodeListVTable { /// We need to include the members from the base interface's vtable at the start /// of the VTable definition. pub __base: nsISupportsVTable, /* nsIDOMNode item (in unsigned long index); */ pub Item: unsafe extern "system" fn (this: *const nsIDOMNodeList, index: libc::uint32_t, _retval: *mut *const nsIDOMNode) -> nsresult, /* readonly attribute unsigned long length; */ pub GetLength: unsafe extern "system" fn (this: *const nsIDOMNodeList, aLength: *mut libc::uint32_t) -> nsresult, } // The implementations of the function wrappers which are exposed to rust code. // Call these methods rather than manually calling through the VTable struct. impl nsIDOMNodeList { /// ```text /// /** /// * The nsIDOMNodeList interface provides the abstraction of an ordered /// * collection of nodes, without defining or constraining how this collection /// * is implemented. /// * The items in the list are accessible via an integral index, starting from 0. /// * /// * For more information on this interface please see /// * http://www.w3.org/TR/DOM-Level-2-Core/ /// */ /// ``` /// /// `nsIDOMNode item (in unsigned long index);` #[inline] pub unsafe fn Item(&self, index: libc::uint32_t, _retval: *mut *const nsIDOMNode) -> nsresult { ((*self.vtable).Item)(self, index, _retval) } /// `readonly attribute unsigned long length;` #[inline] pub unsafe fn GetLength(&self, aLength: *mut libc::uint32_t) -> nsresult { ((*self.vtable).GetLength)(self, aLength) } }