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#![allow(non_camel_case_types, non_snake_case)]
use crate::co;
use crate::decl::*;
use crate::guard::*;
use crate::kernel::ffi_types::*;
use crate::ole::privs::*;
use crate::prelude::*;
use crate::vt::*;
/// [`IShellItem`](crate::IShellItem) virtual table.
#[repr(C)]
pub struct IShellItemVT {
pub IUnknownVT: IUnknownVT,
pub BindToHandler: fn(COMPTR, PVOID, PCVOID, PCVOID, *mut COMPTR) -> HRES,
pub GetParent: fn(COMPTR, *mut COMPTR) -> HRES,
pub GetDisplayName: fn(COMPTR, u32, *mut PSTR) -> HRES,
pub GetAttributes: fn(COMPTR, u32, *mut u32) -> HRES,
pub Compare: fn(COMPTR, PVOID, u32, *mut i32) -> HRES,
}
com_interface! { IShellItem: "43826d1e-e718-42ee-bc55-a1e261c37bfe";
/// [`IShellItem`](https://learn.microsoft.com/en-us/windows/win32/api/shobjidl_core/nn-shobjidl_core-ishellitem)
/// COM interface over [`IShellItemVT`](crate::vt::IShellItemVT).
///
/// Automatically calls
/// [`IUnknown::Release`](https://learn.microsoft.com/en-us/windows/win32/api/unknwn/nf-unknwn-iunknown-release)
/// when the object goes out of scope.
///
/// Usually created with
/// [`SHCreateItemFromParsingName`](crate::SHCreateItemFromParsingName)
/// function.
///
/// # Examples
///
/// ```no_run
/// use winsafe::{self as w, prelude::*};
///
/// let shi = w::SHCreateItemFromParsingName::<w::IShellItem>(
/// "C:\\Temp\\foo.txt",
/// None::<&w::IBindCtx>,
/// )?;
/// # w::HrResult::Ok(())
/// ```
}
impl shell_IShellItem for IShellItem {}
/// This trait is enabled with the `shell` feature, and provides methods for
/// [`IShellItem`](crate::IShellItem).
///
/// Prefer importing this trait through the prelude:
///
/// ```no_run
/// use winsafe::prelude::*;
/// ```
pub trait shell_IShellItem: ole_IUnknown {
/// [`IShellItem::BindToHandler`](https://learn.microsoft.com/en-us/windows/win32/api/shobjidl_core/nf-shobjidl_core-ishellitem-bindtohandler)
/// method.
///
/// # Examples
///
/// Retrieving the items inside a directory:
///
/// ```no_run
/// use winsafe::{self as w, prelude::*, co};
///
/// let sh_folder: w::IShellItem; // initialized somewhere
/// # let sh_folder = unsafe { w::IShellItem::null() };
///
/// let sh_items = sh_folder.BindToHandler::<w::IEnumShellItems>(
/// None::<&w::IBindCtx>,
/// &co::BHID::EnumItems,
/// )?;
/// # w::HrResult::Ok(())
/// ```
#[must_use]
fn BindToHandler<T>(&self,
bind_ctx: Option<&impl ole_IBindCtx>,
bhid: &co::BHID,
) -> HrResult<T>
where T: ole_IUnknown,
{
let mut queried = unsafe { T::null() };
ok_to_hrresult(
unsafe {
(vt::<IShellItemVT>(self).BindToHandler)(
self.ptr(),
bind_ctx.map_or(std::ptr::null_mut(), |i| i.ptr() as _),
bhid as *const _ as _,
&T::IID as *const _ as _,
queried.as_mut(),
)
},
).map(|_| queried)
}
/// [`IShellItem::Compare`](https://learn.microsoft.com/en-us/windows/win32/api/shobjidl_core/nf-shobjidl_core-ishellitem-compare)
/// method.
#[must_use]
fn Compare(&self,
other: &impl shell_IShellItem,
hint: co::SICHINTF,
) -> HrResult<i32>
{
let mut order = i32::default();
ok_to_hrresult(
unsafe {
(vt::<IShellItemVT>(self).Compare)(
self.ptr(),
other.ptr(),
hint.raw(),
&mut order,
)
},
).map(|_| order)
}
/// [`IShellItem::GetAttributes`](https://learn.microsoft.com/en-us/windows/win32/api/shobjidl_core/nf-shobjidl_core-ishellitem-getattributes)
/// method.
#[must_use]
fn GetAttributes(&self, sfgao_mask: co::SFGAO) -> HrResult<co::SFGAO> {
let mut attrs = u32::default();
match unsafe {
co::HRESULT::from_raw(
(vt::<IShellItemVT>(self).GetAttributes)(
self.ptr(),
sfgao_mask.raw(),
&mut attrs,
),
)
} {
co::HRESULT::S_OK
| co::HRESULT::S_FALSE => Ok(unsafe { co::SFGAO::from_raw(attrs) }),
hr => Err(hr),
}
}
/// [`IShellItem::GetDisplayName`](https://learn.microsoft.com/en-us/windows/win32/api/shobjidl_core/nf-shobjidl_core-ishellitem-getdisplayname)
/// method.
///
/// # Examples
///
/// ```no_run
/// use winsafe::{self as w, prelude::*, co};
///
/// let shi = w::SHCreateItemFromParsingName::<w::IShellItem>(
/// "C:\\Temp\\foo.txt",
/// None::<&w::IBindCtx>,
/// )?;
///
/// let full_path = shi.GetDisplayName(co::SIGDN::FILESYSPATH)?;
///
/// println!("{}", full_path);
/// # w::HrResult::Ok(())
/// ```
#[must_use]
fn GetDisplayName(&self, sigdn_name: co::SIGDN) -> HrResult<String> {
let mut pstr = std::ptr::null_mut::<u16>();
ok_to_hrresult(
unsafe {
(vt::<IShellItemVT>(self).GetDisplayName)(
self.ptr(),
sigdn_name.raw(),
&mut pstr,
)
},
).map(|_| {
let name = unsafe { WString::from_wchars_nullt(pstr) };
let _ = unsafe { CoTaskMemFreeGuard::new(pstr as _, 0) };
name.to_string()
})
}
fn_com_interface_get! { GetParent: IShellItemVT, IShellItem;
/// [`IShellItem::GetParent`](https://learn.microsoft.com/en-us/windows/win32/api/shobjidl_core/nf-shobjidl_core-ishellitem-getparent)
/// method.
///
/// # Examples
///
/// ```no_run
/// use winsafe::{self as w, prelude::*, co};
///
/// let shi = w::SHCreateItemFromParsingName::<w::IShellItem>(
/// "C:\\Temp\\foo.txt",
/// None::<&w::IBindCtx>,
/// )?;
///
/// let parent_shi = shi.GetParent()?;
/// let full_path = parent_shi.GetDisplayName(co::SIGDN::FILESYSPATH)?;
///
/// println!("{}", full_path);
/// # w::HrResult::Ok(())
/// ```
}
}