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// // DO NOT EDIT. THIS FILE IS GENERATED FROM ../../../dist/idl/nsIExternalURLHandlerService.idl // /// `interface nsIExternalURLHandlerService : nsISupports` /// /// ```text /// /** /// * The external URL handler service is used for finding /// * platform-specific applications for handling particular URLs. /// */ /// ``` /// // 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 nsIExternalURLHandlerService { vtable: *const nsIExternalURLHandlerServiceVTable, /// 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 nsIExternalURLHandlerService. unsafe impl XpCom for nsIExternalURLHandlerService { const IID: nsIID = nsID(0x56c5c7d3, 0x6fd3, 0x43f8, [0x94, 0x29, 0x43, 0x97, 0xe1, 0x11, 0x45, 0x3a]); } // 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 nsIExternalURLHandlerService { #[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 nsIExternalURLHandlerService. // 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 nsIExternalURLHandlerServiceCoerce { /// Cheaply cast a value of this type from a `nsIExternalURLHandlerService`. fn coerce_from(v: &nsIExternalURLHandlerService) -> &Self; } // The trivial implementation: We can obviously coerce ourselves to ourselves. impl nsIExternalURLHandlerServiceCoerce for nsIExternalURLHandlerService { #[inline] fn coerce_from(v: &nsIExternalURLHandlerService) -> &Self { v } } impl nsIExternalURLHandlerService { /// Cast this `nsIExternalURLHandlerService` to one of its base interfaces. #[inline] pub fn coerce<T: nsIExternalURLHandlerServiceCoerce>(&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 nsIExternalURLHandlerService { 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> nsIExternalURLHandlerServiceCoerce for T { #[inline] fn coerce_from(v: &nsIExternalURLHandlerService) -> &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 nsIExternalURLHandlerService // 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 nsIExternalURLHandlerServiceVTable { /// We need to include the members from the base interface's vtable at the start /// of the VTable definition. pub __base: nsISupportsVTable, /* nsIHandlerInfo getURLHandlerInfoFromOS (in nsIURI aURL, out boolean aFound); */ pub GetURLHandlerInfoFromOS: unsafe extern "system" fn (this: *const nsIExternalURLHandlerService, aURL: *const nsIURI, aFound: *mut bool, _retval: *mut *const nsIHandlerInfo) -> 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 nsIExternalURLHandlerService { /// ```text /// /** /// * Given a URL, looks up the handler info from the OS. This should be /// * overridden by each OS's implementation. /// * /// * @param aURL The URL we are looking for. /// * @param aFound Was an OS default handler for this URL found? /// * @return An nsIHanderInfo for the protocol. /// */ /// ``` /// /// `nsIHandlerInfo getURLHandlerInfoFromOS (in nsIURI aURL, out boolean aFound);` #[inline] pub unsafe fn GetURLHandlerInfoFromOS(&self, aURL: *const nsIURI, aFound: *mut bool, _retval: *mut *const nsIHandlerInfo) -> nsresult { ((*self.vtable).GetURLHandlerInfoFromOS)(self, aURL, aFound, _retval) } }