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# user interface
!define GameExplorer_GenerateGUID '!insertmacro GameExplorer_GenerateGUID'
!define GameExplorer_AddGame '!insertmacro GameExplorer_AddGame'
!define GameExplorer_UpdateGame '!insertmacro GameExplorer_UpdateGame'
!define GameExplorer_RemoveGame '!insertmacro GameExplorer_RemoveGame'
# internal stuff
!define CLSCTX_INPROC_SERVER 1
!define IID_IGameExplorer {E7B2FB72-D728-49B3-A5F2-18EBF5F1349E}
!define CLSID_GameExplorer {9A5EA990-3034-4D6F-9128-01F3C61022BC}
!define GIS_CURRENT_USER 2
!define GIS_ALL_USERS 3
!define IGameExplorer_QueryInterface 0
!define IGameExplorer_AddRef 1
!define IGameExplorer_Release 2
!define IGameExplorer_AddGame 3
!define IGameExplorer_RemoveGame 4
!define IGameExplorer_UpdateGame 5
!define IGameExplorer_VerifyAccess 6
# includes
!include LogicLib.nsh
# the actual code
!macro GameExplorer_GenerateGUID
System::Call 'ole32::CoCreateGuid(g .s)'
!macroend
!macro GameExplorer_AddGame CONTEXT GDF INSTDIR EXE GUID
!define __GAME_EXPLORER_UNIQUE "${__LINE__}${__FILE__}"
Push $0
Push $1
Push $R0
Push $R1
Push $R2
Push $R3
Push "${EXE}"
Push "${GUID}"
Push "${INSTDIR}"
Push "${GDF}"
Pop $R0 # == ${GDF}
Pop $R1 # == ${INSTDIR}
Pop $R2 # == ${GUID}
Pop $R3 # == ${EXE}
ClearErrors
System::Call "ole32::CoCreateInstance( \
g '${CLSID_GameExplorer}', i 0, \
i ${CLSCTX_INPROC_SERVER}, \
g '${IID_IGameExplorer}', *i .r1) i .r0"
${If} $0 != 0 # S_OK
SetErrors
Goto "done_${__GAME_EXPLORER_UNIQUE}"
${EndIf}
!if ${CONTEXT} == all
System::Call "$1->${IGameExplorer_AddGame}(w R0, w R1, i ${GIS_ALL_USERS}, g R2) i .r0"
!else if ${CONTEXT} == user
System::Call "$1->${IGameExplorer_AddGame}(w R1, w R0, i ${GIS_CURRENT_USER}, g R2) i .r0"
!else
!error "Invalid CONTEXT passed to GameExplorer_AddGame! Must be `user` or `all`."
!endif
${If} $0 != 0 # S_OK
SetErrors
${Else}
# Create play task
!if ${CONTEXT} == all
SetShellVarContext all
!else if if ${CONTEXT} == user
SetShellVarContext user
!endif
CreateDirectory $APPDATA\Microsoft\Windows\GameExplorer\$R2\PlayTasks\0
CreateShortcut $APPDATA\Microsoft\Windows\GameExplorer\$R2\PlayTasks\0\Play.lnk $R3
${EndIf}
System::Call "$1->${IGameExplorer_Release}()"
"done_${__GAME_EXPLORER_UNIQUE}:"
Pop $R3
Pop $R2
Pop $R1
Pop $R0
Pop $1
Pop $0
!undef __GAME_EXPLORER_UNIQUE
!macroend
!macro _GameExplorer_GUID_Function Function GUID
!define __GAME_EXPLORER_UNIQUE "${__LINE__}${__FILE__}"
Push $0
Push $1
Push $2
Push $3
Push $4
Push $5
Push $R0
Push "${GUID}"
Pop $R0 # == ${GUID}
System::Alloc 16
Exch $R0
System::Call "ole32::CLSIDFromString(w s, i R0)"
System::Call "*$R0(i .r2, i .r3, i .r4, i .r5)"
System::Free $R0
ClearErrors
System::Call "ole32::CoCreateInstance( \
g '${CLSID_GameExplorer}', i 0, \
i ${CLSCTX_INPROC_SERVER}, \
g '${IID_IGameExplorer}', *i .r1) i .r0"
${If} $0 != 0 # S_OK
SetErrors
Goto "done_${__GAME_EXPLORER_UNIQUE}"
${EndIf}
System::Call "$1->${Function}(i r2, i r3, i r4, i r5) i .r0"
${If} $0 != 0 # S_OK
SetErrors
${EndIf}
System::Call "$1->${IGameExplorer_Release}()"
"done_${__GAME_EXPLORER_UNIQUE}:"
Pop $R0
Pop $5
Pop $4
Pop $3
Pop $2
Pop $1
Pop $0
!undef __GAME_EXPLORER_UNIQUE
!macroend
!macro GameExplorer_UpdateGame GUID
!insertmacro _GameExplorer_GUID_Function ${IGameExplorer_UpdateGame} "${GUID}"
!macroend
!macro GameExplorer_RemoveGame GUID
!insertmacro _GameExplorer_GUID_Function ${IGameExplorer_RemoveGame} "${GUID}"
!macroend
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