[−][src]Struct winapi::um::devicetopology::IPerChannelDbLevelVtbl

#[repr(C)]pub struct IPerChannelDbLevelVtbl {
    pub parent: IUnknownVtbl,
    pub GetChannelCount: unsafe extern "system" fn(This: *mut IPerChannelDbLevel, pcChannels: *mut UINT) -> HRESULT,
    pub GetLevelRange: unsafe extern "system" fn(This: *mut IPerChannelDbLevel, nChannel: UINT, pfMinLevelDB: *mut c_float, pfMaxLevelDB: *mut c_float, pfStepping: *mut c_float) -> HRESULT,
    pub GetLevel: unsafe extern "system" fn(This: *mut IPerChannelDbLevel, nChannel: UINT, pfLevelDB: *mut c_float) -> HRESULT,
    pub SetLevel: unsafe extern "system" fn(This: *mut IPerChannelDbLevel, nChannel: UINT, fLevelDB: c_float, pguidEventContext: LPCGUID) -> HRESULT,
    pub SetLevelUniform: unsafe extern "system" fn(This: *mut IPerChannelDbLevel, fLevelDB: c_float, pguidEventContext: LPCGUID) -> HRESULT,
    pub SetLevelAllChannels: unsafe extern "system" fn(This: *mut IPerChannelDbLevel, aLevelsDB: *mut c_float, cChannels: ULONG, pguidEventContext: LPCGUID) -> HRESULT,
}

Fields

parent: IUnknownVtblGetChannelCount: unsafe extern "system" fn(This: *mut IPerChannelDbLevel, pcChannels: *mut UINT) -> HRESULTGetLevelRange: unsafe extern "system" fn(This: *mut IPerChannelDbLevel, nChannel: UINT, pfMinLevelDB: *mut c_float, pfMaxLevelDB: *mut c_float, pfStepping: *mut c_float) -> HRESULTGetLevel: unsafe extern "system" fn(This: *mut IPerChannelDbLevel, nChannel: UINT, pfLevelDB: *mut c_float) -> HRESULTSetLevel: unsafe extern "system" fn(This: *mut IPerChannelDbLevel, nChannel: UINT, fLevelDB: c_float, pguidEventContext: LPCGUID) -> HRESULTSetLevelUniform: unsafe extern "system" fn(This: *mut IPerChannelDbLevel, fLevelDB: c_float, pguidEventContext: LPCGUID) -> HRESULTSetLevelAllChannels: unsafe extern "system" fn(This: *mut IPerChannelDbLevel, aLevelsDB: *mut c_float, cChannels: ULONG, pguidEventContext: LPCGUID) -> HRESULT

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