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Rudimentary file opening works
This commit is contained in:
Elliot Nunn
parent
7e286430ce
commit
2766951bac
93
ServerDA.a
93
ServerDA.a
@ -7,6 +7,14 @@
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****
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***************************************************************************
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; "File entry" list (stored as a handle in dCtlStorage)
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feQLink equ 0 ; long
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feQType equ 4 ; word
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feRefNum equ 6 ; word
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feConnCnt equ 8 ; byte
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fePermssn equ 9 ; byte
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feFileName equ 10 ; variable length pascal string
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; Desk accessories (drivers) cannot use global variables in the normal sense.
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; Usually, a handle is allocated and stuffed into dCtlStorage and global
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; variables are stored in this handle. However, in this example, the globals
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@ -31,8 +39,16 @@ DAEntry ; See Device Manager IM:2
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DC.W DAClose-DAEntry ; Close
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DATitle
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DC.B 15, 'NetBoot Server', 0, 0 ; DA Name (& Window Title)
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ALIGN 2 ; Word align
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DC.B 15, 'NetBoot Server', 0 ; DA Name (& Window Title)
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dc.b 0, 0, 0x20, 1 ; traditional version
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gBackendRefnum
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dc.w 0
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gBackendQHdr
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dc.l 0
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HackQueueHeader
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dcb.b 10 ; our queue header for now...
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************************ DESK ACCESSORY OPEN ROUTINE ***********************
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@ -41,6 +57,11 @@ DAOpen
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MOVEM.L A1-A4,-(SP) ; preserve A1-A4
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MOVE.L A1,A4 ; MOVE DCE pointer to a reg
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; Create a fake queue to use until the backend driver is written
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lea gBackendQHdr,A0
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lea HackQueueHeader,A1
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move.l A1,(A0)
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SUBQ.L #4,SP ; FUNCTION = GrafPtr
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MOVE.L SP,-(SP) ; push a pointer to it
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DC.W $A874 ; _GetPort ; push it on top of stack
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@ -59,7 +80,7 @@ DAOpen
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MOVE.W #16,-(SP) ; window proc = rDocProc, 16px rounding
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MOVE.L #-1,-(SP) ; window in front
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MOVE.B #1,-(SP) ; goAway box TRUE
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CLR.L -(SP) ; refCon is 0
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MOVE.l #-1,-(SP) ; refCon = -1 (special)
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DC.W $A913 ; __NewWindow
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MOVE.L (SP)+,A0
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MOVE.L A0,$1E(A4) ; DCtlEntry.DCtlWindow save windowPtr
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@ -147,7 +168,7 @@ DoCtlEvent
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MOVE.L 2(A3),-(SP) ; EventRecord.message push windowPtr again
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DC.W $A873 ; __SetPort
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BSR.S DrawWindow ; draw our items
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BSR DrawWindow ; draw our items
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MOVE.L 2(A3),-(SP) ; EventRecord.message one more time
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DC.W $A923 ; __EndUpdate ; end of update
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@ -188,16 +209,48 @@ CtlEvtMouse
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move.w (SP)+,D0
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beq.s .noControlClicked
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; dc.w $A9FF ; a button got clicked! its handle is in D3
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movem.l A0-A5/D0-D7,-(SP)
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move.l #$00500050,D0
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bsr Poof
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movem.l (SP)+,A0-A5/D0-D7
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link A6,#0
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bsr GetFile
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tst.b (SP)
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beq.s .cancelOpen
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sub #50,SP ; push IOPB for Open
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lea 50+10(SP),A0 ; SFReply.fName...
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move.l A0,18(SP) ; ...IONamePtr
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move.w 50+6(SP),22(SP) ; SFReply.vRefNum...IOVRefNum
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clr.b 17(SP) ; IOPermssn
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move.l SP,A0
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dc.w $A000 ; _Open
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tst.w 16(SP)
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bne.s .cancelOpen ; maybe we should complain louder?
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; Create and fill a new queue entry
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clr.l D0
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move.b 50+10(SP),D0
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add.l #feFileName+1,D0
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dc.w $A71E ; _NewPtrSysClear
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move.l A0,D0
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beq.s .cancelOpen
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move.w 24(SP),feRefNum(A0) ; IORefNum...feRefNum
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move.b 17(SP),fePermssn(A0) ; IOPermssn...fePermssn
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moveq.l #1,D0
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add.b 50+10(SP),D0
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lea feFileName(A0),A1
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lea 50+10(SP),A0
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dc.w $A22E ; _BlockMoveData the name
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lea -feFileName(A1),A0 ; hack to get our register back
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; And append it to the interrupt-time-accessible queue
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move.l gBackendQHdr,A1
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dc.w $A96F ; _Enqueue
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.cancelOpen
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unlk A6
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.noControlClicked
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DC.W $A873 ; _SetPort to restore the GrafPort
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BRA.S CtlEvtDone
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BRA CtlEvtDone
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**************************** PERIODIC ROUTINE *****************************
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@ -265,6 +318,26 @@ aNumStr DCB.B 10 ; sufficient for 10 GB of space
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; ENDR
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GetFile ; push a 74 byte SFReply structure to the stack
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; push an SFReply structure
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sub #74,SP
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move.l 74(SP),(SP) ; return address at top of stack
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;PROCEDURE SFGetFile (where: Point; prompt: Str255; fileFilter: ProcPtr;
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;numTypes: INTEGER; typeList: SFTypeList; dlgHook: ProcPtr; VAR reply:
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;SFReply);
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clr.l -(SP) ; where (point), default
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clr.l -(SP) ; prompt string
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clr.l -(SP) ; fileFilter
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move.w #-1,-(SP) ; numTypes
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clr.l -(SP) ; typeList
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clr.l -(SP) ; dlgHook
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pea 26(SP) ; reply structure
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move.w #2,-(SP) ; SFGetFile selector
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dc.w $A9EA ; _Pack3
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rts
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Poof ; animation, takes D0, ONLY WORKS WITH BASIC QD!
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link A6,#-0
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