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//
// DO NOT EDIT. THIS FILE IS GENERATED FROM $SRCDIR/gfx/src/nsIFontEnumerator.idl
//
/// `interface nsIFontEnumerator : 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 nsIFontEnumerator {
vtable: &'static nsIFontEnumeratorVTable,
/// This field is a phantomdata to ensure that the VTable type and any
/// struct containing it is not safe to send across threads by default, as
/// XPCOM is generally not threadsafe.
///
/// If this type is marked as [rust_sync], there will be explicit `Send` and
/// `Sync` implementations on this type, which will override the inherited
/// negative impls from `Rc`.
__nosync: ::std::marker::PhantomData<::std::rc::Rc<u8>>,
// Make the rust compiler aware that there might be interior mutability
// in what actually implements the interface. This works around UB
// introduced by https://github.com/llvm/llvm-project/commit/01859da84bad95fd51d6a03b08b60c660e642a4f
// that a rust lint would make blatantly obvious, but doesn't exist.
// This prevents optimizations, but those optimizations weren't available
// before rustc switched to LLVM 16, and they now cause problems because
// of the UB.
// Until there's a lint available to find all our UB, it's simpler to
// avoid the UB in the first place, at the cost of preventing optimizations
// in places that don't cause UB. But again, those optimizations weren't
// available before.
__maybe_interior_mutability: ::std::cell::UnsafeCell<[u8; 0]>,
}
// 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 nsIFontEnumerator.
unsafe impl XpCom for nsIFontEnumerator {
const IID: nsIID = nsID(0x924d98d9, 0x3518, 0x4cb4,
[0x87, 0x08, 0xc7, 0x4f, 0xe8, 0xe3, 0xec, 0x3c]);
}
// 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 nsIFontEnumerator {
#[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 nsIFontEnumerator.
// 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 nsIFontEnumeratorCoerce {
/// Cheaply cast a value of this type from a `nsIFontEnumerator`.
fn coerce_from(v: &nsIFontEnumerator) -> &Self;
}
// The trivial implementation: We can obviously coerce ourselves to ourselves.
impl nsIFontEnumeratorCoerce for nsIFontEnumerator {
#[inline]
fn coerce_from(v: &nsIFontEnumerator) -> &Self {
v
}
}
impl nsIFontEnumerator {
/// Cast this `nsIFontEnumerator` to one of its base interfaces.
#[inline]
pub fn coerce<T: nsIFontEnumeratorCoerce>(&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 nsIFontEnumerator {
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> nsIFontEnumeratorCoerce for T {
#[inline]
fn coerce_from(v: &nsIFontEnumerator) -> &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 nsIFontEnumerator
// 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 nsIFontEnumeratorVTable {
/// We need to include the members from the base interface's vtable at the start
/// of the VTable definition.
pub __base: nsISupportsVTable,
/* Array<AString> EnumerateAllFonts (); */
pub EnumerateAllFonts: unsafe extern "system" fn (this: *const nsIFontEnumerator, _retval: *mut thin_vec::ThinVec<::nsstring::nsString>) -> ::nserror::nsresult,
/* Array<AString> EnumerateFonts (in string aLangGroup, in string aGeneric); */
pub EnumerateFonts: unsafe extern "system" fn (this: *const nsIFontEnumerator, aLangGroup: *const libc::c_char, aGeneric: *const libc::c_char, _retval: *mut thin_vec::ThinVec<::nsstring::nsString>) -> ::nserror::nsresult,
/* [implicit_jscontext] jsval EnumerateAllFontsAsync (); */
/// Unable to generate binding because `jscontext is unsupported`
pub EnumerateAllFontsAsync: *const ::libc::c_void,
/* [implicit_jscontext] jsval EnumerateFontsAsync (in string aLangGroup, in string aGeneric); */
/// Unable to generate binding because `jscontext is unsupported`
pub EnumerateFontsAsync: *const ::libc::c_void,
/* void HaveFontFor (in string aLangGroup, [retval] out boolean aResult); */
pub HaveFontFor: unsafe extern "system" fn (this: *const nsIFontEnumerator, aLangGroup: *const libc::c_char, aResult: *mut bool) -> ::nserror::nsresult,
/* wstring getDefaultFont (in string aLangGroup, in string aGeneric); */
pub GetDefaultFont: unsafe extern "system" fn (this: *const nsIFontEnumerator, aLangGroup: *const libc::c_char, aGeneric: *const libc::c_char, _retval: *mut *const u16) -> ::nserror::nsresult,
/* wstring getStandardFamilyName (in wstring aName); */
pub GetStandardFamilyName: unsafe extern "system" fn (this: *const nsIFontEnumerator, aName: *const u16, _retval: *mut *const u16) -> ::nserror::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 nsIFontEnumerator {
/// ```text
/// /**
/// * Return a sorted array of the names of all installed fonts.
/// *
/// * @return array of names
/// * @return void
/// */
/// ```
///
/// `Array<AString> EnumerateAllFonts ();`
#[inline]
pub unsafe fn EnumerateAllFonts(&self, _retval: *mut thin_vec::ThinVec<::nsstring::nsString>) -> ::nserror::nsresult {
((*self.vtable).EnumerateAllFonts)(self, _retval)
}
/// ```text
/// /**
/// * Return a sorted array of names of fonts that support the given language
/// * group and are suitable for use as the given CSS generic font.
/// *
/// * @param aLangGroup language group
/// * @param aGeneric CSS generic font
/// * @return array of names
/// * @return void
/// */
/// ```
///
/// `Array<AString> EnumerateFonts (in string aLangGroup, in string aGeneric);`
#[inline]
pub unsafe fn EnumerateFonts(&self, aLangGroup: *const libc::c_char, aGeneric: *const libc::c_char, _retval: *mut thin_vec::ThinVec<::nsstring::nsString>) -> ::nserror::nsresult {
((*self.vtable).EnumerateFonts)(self, aLangGroup, aGeneric, _retval)
}
/// ```text
/// /**
/// * Return a promise that resolves to a sorted array of the names of all
/// * installed fonts.
/// *
/// * @return Promise that resolves to Array
/// */
/// ```
///
/// `[implicit_jscontext] jsval EnumerateAllFontsAsync ();`
const _EnumerateAllFontsAsync: () = ();
/// ```text
/// /**
/// * Return a promise that resolves to a sorted array of names of fonts
/// * that support the given language group and are suitable for use as the given
/// * CSS generic font.
/// *
/// * @param aLangGroup language group
/// * @param aGeneric CSS generic font
/// * @return Promise that resolves to Array
/// */
/// ```
///
/// `[implicit_jscontext] jsval EnumerateFontsAsync (in string aLangGroup, in string aGeneric);`
const _EnumerateFontsAsync: () = ();
/// ```text
/// /**
/// @param aLangGroup language group
/// @return bool do we have a font for this language group
/// */
/// ```
///
/// `void HaveFontFor (in string aLangGroup, [retval] out boolean aResult);`
#[inline]
pub unsafe fn HaveFontFor(&self, aLangGroup: *const libc::c_char, aResult: *mut bool) -> ::nserror::nsresult {
((*self.vtable).HaveFontFor)(self, aLangGroup, aResult)
}
/// ```text
/// /**
/// * @param aLangGroup language group
/// * @param aGeneric CSS generic font
/// * @return suggested default font for this language group and generic family
/// */
/// ```
///
/// `wstring getDefaultFont (in string aLangGroup, in string aGeneric);`
#[inline]
pub unsafe fn GetDefaultFont(&self, aLangGroup: *const libc::c_char, aGeneric: *const libc::c_char, _retval: *mut *const u16) -> ::nserror::nsresult {
((*self.vtable).GetDefaultFont)(self, aLangGroup, aGeneric, _retval)
}
/// ```text
/// /**
/// * get the standard family name on the system from given family
/// * @param aName family name which may be alias
/// * @return the standard family name on the system, if given name does not
/// * exist, returns empty string
/// */
/// ```
///
/// `wstring getStandardFamilyName (in wstring aName);`
#[inline]
pub unsafe fn GetStandardFamilyName(&self, aName: *const u16, _retval: *mut *const u16) -> ::nserror::nsresult {
((*self.vtable).GetStandardFamilyName)(self, aName, _retval)
}
}