52 lines
1.9 KiB
C
52 lines
1.9 KiB
C
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#pragma once
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#include "foundation/dispatch.h"
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#include "foundation/types.h"
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#include "service/types.h"
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class ifc_sysCallback;
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// {57B7A1B6-700E-44ff-9CB0-70B92BAF3959}
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static const GUID syscbApiServiceGuid =
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{ 0x57b7a1b6, 0x700e, 0x44ff, { 0x9c, 0xb0, 0x70, 0xb9, 0x2b, 0xaf, 0x39, 0x59 } };
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// ----------------------------------------------------------------------------
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class NOVTABLE api_syscb : public Wasabi2::Dispatchable
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{
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protected:
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api_syscb() : Dispatchable(DISPATCHABLE_VERSION) {}
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~api_syscb() {}
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public:
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static const GUID GetServiceGUID() { return syscbApiServiceGuid; }
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static const GUID GetServiceType() { return SVC_TYPE_UNIQUE; }
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int RegisterCallback(ifc_sysCallback *cb) { return SysCallbacks_RegisterCallback(cb); }
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int UnregisterCallback(ifc_sysCallback *cb) { return SysCallbacks_UnregisterCallback(cb); }
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int IssueCallback(GUID eventtype, int msg, intptr_t param1 = 0, intptr_t param2 = 0) { return SysCallbacks_IssueCallback(eventtype, msg, param1, param2); }
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/** pass eventtype == 0 to enumerate all syscallbacks
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** call Release() on the returned ifc_sysCallback when you are done
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** although very few wasabi objects support this at this time (2 June 2008)
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**/
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ifc_sysCallback *syscb_enum(GUID eventtype, size_t n) { return SysCallbacks_Enum(eventtype, n); }
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enum
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{
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DISPATCHABLE_VERSION,
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};
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protected:
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virtual int WASABICALL SysCallbacks_RegisterCallback(ifc_sysCallback *cb)=0;
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virtual int WASABICALL SysCallbacks_UnregisterCallback(ifc_sysCallback *cb)=0;
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virtual int WASABICALL SysCallbacks_IssueCallback(GUID eventtype, int msg, intptr_t param1 = 0, intptr_t param2 = 0)=0;
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/** pass eventtype == 0 to enumerate all syscallbacks
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** call Release() on the returned ifc_sysCallback when you are done
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** although very few wasabi objects support this at this time (2 June 2008)
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**/
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virtual ifc_sysCallback *WASABICALL SysCallbacks_Enum(GUID eventtype, size_t n)=0;
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};
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