Developer CD Series 1990 September: Essentials 4

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MacBinary | 1989-10-16 | 4.9 KB | [TEXT/MPS ]
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This file was processed as: MacBinary (archive/macBinary).
Confidence	Program	Detection	Match Type	Support
`66%`	dexvert	Compact Compressed (Unix) `(archive/compact)`	ext	Supported
`10%`	dexvert	MacBinary `(archive/macBinary)`	fallback	Supported
`1%`	dexvert	Text File `(text/txt)`	fallback	Supported
`100%`	file	MacBinary II, inited, Mon Oct 16 15:42:06 1989, modified Mon Oct 16 15:42:06 1989, creator 'MPS ', type ASCII, 4439 bytes "compatibility.c" , at 0x11d7 382 bytes resource	default (weak)
`99%`	file	data	default
`74%`	TrID	Macintosh plain text (MacBinary)	default
`25%`	TrID	MacBinary 2	default (weak)
`100%`	siegfried	fmt/1762 MacBinary (II)	default
`100%`	lsar	MacBinary	default
id metadata
key	value
macFileType	`[TEXT]`
macFileCreator	`[MPS ]`
hex view
+--------+-------------------------+-------------------------+--------+--------+
|00000000| 00 0f 63 6f 6d 70 61 74 | 69 62 69 6c 69 74 79 2e |..compat|ibility.|
|00000010| 63 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |c.......|........|
|00000020| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000030| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000040| 00 54 45 58 54 4d 50 53 | 20 01 00 00 01 00 69 00 |.TEXTMPS| .....i.|
|00000050| 00 00 00 00 00 11 57 00 | 00 01 7e a1 5f df 8e a1 |......W.|..~._...|
|00000060| 5f df 8e 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |_.......|........|
|00000070| 00 00 00 00 00 00 00 00 | 00 00 81 81 a8 2f 00 00 |........|...../..|
|00000080| 23 69 6e 63 6c 75 64 65 | 20 3c 45 76 65 6e 74 73 |#include| <Events|
|00000090| 2e 68 3e 0d 23 69 6e 63 | 6c 75 64 65 20 3c 4f 53 |.h>.#inc|lude <OS|
|000000a0| 45 76 65 6e 74 73 2e 68 | 3e 0d 23 69 6e 63 6c 75 |Events.h|>.#inclu|
|000000b0| 64 65 20 3c 4f 53 55 74 | 69 6c 73 2e 68 3e 0d 23 |de <OSUt|ils.h>.#|
|000000c0| 69 6e 63 6c 75 64 65 20 | 3c 44 69 61 6c 6f 67 73 |include |<Dialogs|
|000000d0| 2e 68 3e 0d 23 69 6e 63 | 6c 75 64 65 20 3c 50 61 |.h>.#inc|lude <Pa|
|000000e0| 63 6b 61 67 65 73 2e 68 | 3e 0d 23 69 6e 63 6c 75 |ckages.h|>.#inclu|
|000000f0| 64 65 20 3c 52 65 74 72 | 61 63 65 2e 68 3e 0d 23 |de <Retr|ace.h>.#|
|00000100| 69 6e 63 6c 75 64 65 20 | 3c 54 72 61 70 73 2e 68 |include |<Traps.h|
|00000110| 3e 0d 0d 23 64 65 66 69 | 6e 65 09 49 4e 54 45 52 |>..#defi|ne.INTER|
|00000120| 56 41 4c 09 09 36 0d 23 | 64 65 66 69 6e 65 20 72 |VAL..6.#|define r|
|00000130| 49 6e 66 6f 44 69 61 6c | 6f 67 09 31 34 30 0d 23 |InfoDial|og.140.#|
|00000140| 64 65 66 69 6e 65 20 72 | 53 74 61 74 54 65 78 74 |define r|StatText|
|00000150| 49 74 65 6d 09 32 0d 0d | 2f 2a 0d 20 2a 20 20 54 |Item.2..|/*. *  T|
|00000160| 68 65 73 65 20 61 72 65 | 20 67 6c 6f 62 61 6c 73 |hese are| globals|
|00000170| 20 77 68 69 63 68 20 77 | 69 6c 6c 20 62 65 20 72 | which w|ill be r|
|00000180| 65 66 65 72 65 6e 63 65 | 64 20 66 72 6f 6d 20 6f |eference|d from o|
|00000190| 75 72 20 56 42 4c 20 54 | 61 73 6b 0d 20 2a 2f 0d |ur VBL T|ask. */.|
|000001a0| 6c 6f 6e 67 09 67 43 6f | 75 6e 74 65 72 3b 09 09 |long.gCo|unter;..|
|000001b0| 2f 2a 20 43 6f 75 6e 74 | 65 72 20 69 6e 63 72 65 |/* Count|er incre|
|000001c0| 6d 65 6e 74 65 64 20 65 | 61 63 68 20 74 69 6d 65 |mented e|ach time|
|000001d0| 20 6f 75 72 20 56 42 4c | 20 67 65 74 73 20 63 61 | our VBL| gets ca|
|000001e0| 6c 6c 65 64 20 2a 2f 0d | 0d 2f 2a 0d 20 2a 20 20 |lled */.|./*. *  |
|000001f0| 44 65 66 69 6e 65 20 61 | 20 73 74 72 75 63 74 20 |Define a| struct |
|00000200| 74 6f 20 6b 65 65 70 20 | 74 72 61 63 6b 20 6f 66 |to keep |track of|
|00000210| 20 77 68 61 74 20 77 65 | 20 6e 65 65 64 2e 20 20 | what we| need.  |
|00000220| 50 75 74 20 74 68 65 56 | 42 4c 54 61 73 6b 20 69 |Put theV|BLTask i|
|00000230| 6e 74 6f 20 74 68 65 20 | 0d 20 2a 20 20 73 74 72 |nto the |. *  str|
|00000240| 75 63 74 20 66 69 72 73 | 74 20 62 65 63 61 75 73 |uct firs|t becaus|
|00000250| 65 20 69 74 73 20 61 64 | 64 72 65 73 73 20 77 69 |e its ad|dress wi|
|00000260| 6c 6c 20 62 65 20 70 61 | 73 73 65 64 20 74 6f 20 |ll be pa|ssed to |
|00000270| 6f 75 72 20 56 42 4c 20 | 74 61 73 6b 20 69 6e 20 |our VBL |task in |
|00000280| 41 30 0d 20 2a 2f 0d 73 | 74 72 75 63 74 20 56 42 |A0. */.s|truct VB|
|00000290| 4c 52 65 63 20 7b 0d 09 | 56 42 4c 54 61 73 6b 09 |LRec {..|VBLTask.|
|000002a0| 74 68 65 56 42 4c 54 61 | 73 6b 3b 09 2f 2a 20 74 |theVBLTa|sk;./* t|
|000002b0| 68 65 20 56 42 4c 20 74 | 61 73 6b 20 69 74 73 65 |he VBL t|ask itse|
|000002c0| 6c 66 20 2a 2f 0d 09 6c | 6f 6e 67 09 56 42 4c 41 |lf */..l|ong.VBLA|
|000002d0| 35 3b 09 09 2f 2a 20 73 | 61 76 65 64 20 43 75 72 |5;../* s|aved Cur|
|000002e0| 72 65 6e 74 41 35 20 77 | 68 65 72 65 20 77 65 20 |rentA5 w|here we |
|000002f0| 63 61 6e 20 66 69 6e 64 | 20 69 74 20 2a 2f 0d 7d |can find| it */.}|
|00000300| 3b 0d 74 79 70 65 64 65 | 66 20 73 74 72 75 63 74 |;.typede|f struct|
|00000310| 20 56 42 4c 52 65 63 20 | 56 42 4c 52 65 63 2c 20 | VBLRec |VBLRec, |
|00000320| 2a 56 42 4c 52 65 63 50 | 74 72 3b 0d 0d 2f 2a 0d |*VBLRecP|tr;../*.|
|00000330| 20 2a 09 47 65 74 56 42 | 4c 52 65 63 20 72 65 74 | *.GetVB|LRec ret|
|00000340| 75 72 6e 73 20 74 68 65 | 20 61 64 64 72 65 73 73 |urns the| address|
|00000350| 20 6f 66 20 74 68 65 20 | 56 42 4c 52 65 63 20 61 | of the |VBLRec a|
|00000360| 73 73 6f 63 69 61 74 65 | 64 20 77 69 74 68 20 6f |ssociate|d with o|
|00000370| 75 72 20 56 42 4c 20 74 | 61 73 6b 2e 0d 20 2a 20 |ur VBL t|ask.. * |
|00000380| 20 54 68 69 73 20 77 6f | 72 6b 73 20 62 65 63 61 | This wo|rks beca|
|00000390| 75 73 65 20 6f 6e 20 65 | 6e 74 72 79 20 69 6e 74 |use on e|ntry int|
|000003a0| 6f 20 74 68 65 20 56 42 | 4c 20 74 61 73 6b 2c 20 |o the VB|L task, |
|000003b0| 41 30 20 70 6f 69 6e 74 | 73 20 74 6f 20 74 68 65 |A0 point|s to the|
|000003c0| 20 74 68 65 56 42 4c 54 | 61 73 6b 0d 20 2a 20 20 | theVBLT|ask. *  |
|000003d0| 66 69 65 6c 64 20 69 6e | 20 74 68 65 20 56 42 4c |field in| the VBL|
|000003e0| 52 65 63 20 72 65 63 6f | 72 64 2c 20 77 68 69 63 |Rec reco|rd, whic|
|000003f0| 68 20 69 73 20 74 68 65 | 20 66 69 72 73 74 20 66 |h is the| first f|
|00000400| 69 65 6c 64 20 69 6e 20 | 74 68 65 20 72 65 63 6f |ield in |the reco|
|00000410| 72 64 20 61 6e 64 20 0d | 20 2a 20 20 69 73 20 74 |rd and .| *  is t|
|00000420| 68 65 20 61 64 64 72 65 | 73 73 20 77 65 20 72 65 |he addre|ss we re|
|00000430| 74 75 72 6e 2e 20 20 4e | 6f 74 65 20 74 68 61 74 |turn.  N|ote that|
|00000440| 20 74 68 69 73 20 6d 65 | 74 68 6f 64 20 77 6f 72 | this me|thod wor|
|00000450| 6b 73 20 77 68 65 74 68 | 65 72 20 74 68 65 20 56 |ks wheth|er the V|
|00000460| 42 4c 52 65 63 0d 20 2a | 20 20 69 73 20 61 6c 6c |BLRec. *|  is all|
|00000470| 6f 63 61 74 65 64 20 67 | 6c 6f 62 61 6c 6c 79 2c |ocated g|lobally,|
|00000480| 20 69 6e 20 74 68 65 20 | 68 65 61 70 20 28 61 73 | in the |heap (as|
|00000490| 20 6c 6f 6e 67 20 61 73 | 20 74 68 65 20 72 65 63 | long as| the rec|
|000004a0| 6f 72 64 20 69 73 20 6c | 6f 63 6b 65 64 20 69 6e |ord is l|ocked in|
|000004b0| 20 0d 20 2a 20 20 6d 65 | 6d 6f 72 79 29 20 6f 72 | . *  me|mory) or|
|000004c0| 20 69 66 20 69 74 20 69 | 73 20 61 6c 6c 6f 63 61 | if it i|s alloca|
|000004d0| 74 65 64 20 6f 6e 20 74 | 68 65 20 73 74 61 63 6b |ted on t|he stack|
|000004e0| 20 61 73 20 69 73 20 74 | 68 65 20 63 61 73 65 20 | as is t|he case |
|000004f0| 69 6e 20 74 68 69 73 20 | 65 78 61 6d 70 6c 65 2e |in this |example.|
|00000500| 0d 20 2a 20 20 49 6e 20 | 74 68 65 20 6c 61 74 74 |. *  In |the latt|
|00000510| 65 72 20 63 61 73 65 20 | 74 68 69 73 20 69 73 20 |er case |this is |
|00000520| 4f 4b 20 61 73 20 6c 6f | 6e 67 20 61 73 20 74 68 |OK as lo|ng as th|
|00000530| 65 20 70 72 6f 63 65 64 | 75 72 65 20 77 68 69 63 |e proced|ure whic|
|00000540| 68 20 69 6e 73 74 61 6c | 6c 65 64 20 74 68 65 0d |h instal|led the.|
|00000550| 20 2a 20 20 74 61 73 6b | 20 64 6f 65 73 20 6e 6f | *  task| does no|
|00000560| 74 20 65 78 69 74 20 77 | 68 69 6c 65 20 74 68 65 |t exit w|hile the|
|00000570| 20 74 61 73 6b 20 69 73 | 20 72 75 6e 6e 69 6e 67 | task is| running|
|00000580| 2e 20 20 54 68 69 73 20 | 74 72 69 63 6b 20 61 6c |.  This |trick al|
|00000590| 6c 6f 77 73 20 75 73 20 | 74 6f 20 67 65 74 0d 20 |lows us |to get. |
|000005a0| 2a 20 20 74 6f 20 74 68 | 65 20 73 61 76 65 64 20 |*  to th|e saved |
|000005b0| 41 35 2c 20 62 75 74 20 | 69 74 20 63 6f 75 6c 64 |A5, but |it could|
|000005c0| 20 61 6c 73 6f 20 62 65 | 20 75 73 65 64 20 74 6f | also be| used to|
|000005d0| 20 67 65 74 20 74 6f 20 | 61 6e 79 74 68 69 6e 67 | get to |anything|
|000005e0| 20 77 65 20 77 61 6e 74 | 65 64 20 74 6f 0d 20 2a | we want|ed to. *|
|000005f0| 20 20 73 74 6f 72 65 20 | 69 6e 20 74 68 65 20 72 |  store |in the r|
|00000600| 65 63 6f 72 64 2e 0d 20 | 20 2a 2f 0d 56 42 4c 52 |ecord.. | */.VBLR|
|00000610| 65 63 50 74 72 20 47 65 | 74 56 42 4c 52 65 63 20 |ecPtr Ge|tVBLRec |
|00000620| 28 29 0d 09 3d 20 30 78 | 32 30 30 38 3b 09 09 09 |()..= 0x|2008;...|
|00000630| 2f 2a 20 4d 4f 56 45 2e | 4c 09 41 30 2c 44 30 20 |/* MOVE.|L.A0,D0 |
|00000640| 2a 2f 0d 0d 2f 2a 0d 20 | 2a 20 20 44 6f 56 42 4c |*/../*. |*  DoVBL|
|00000650| 20 69 73 20 63 61 6c 6c | 65 64 20 6f 6e 6c 79 20 | is call|ed only |
|00000660| 62 79 20 53 74 61 72 74 | 56 42 4c 20 28 29 0d 20 |by Start|VBL (). |
|00000670| 2a 2f 0d 76 6f 69 64 20 | 44 6f 56 42 4c 20 28 56 |*/.void |DoVBL (V|
|00000680| 52 50 29 0d 56 42 4c 52 | 65 63 50 74 72 09 56 52 |RP).VBLR|ecPtr.VR|
|00000690| 50 3b 0d 7b 0d 09 67 43 | 6f 75 6e 74 65 72 2b 2b |P;.{..gC|ounter++|
|000006a0| 3b 09 09 09 09 09 09 2f | 2a 20 53 68 6f 77 20 77 |;....../|* Show w|
|000006b0| 65 20 63 61 6e 20 73 65 | 74 20 61 20 67 6c 6f 62 |e can se|t a glob|
|000006c0| 61 6c 20 2a 2f 0d 09 56 | 52 50 2d 3e 74 68 65 56 |al */..V|RP->theV|
|000006d0| 42 4c 54 61 73 6b 2e 76 | 62 6c 43 6f 75 6e 74 20 |BLTask.v|blCount |
|000006e0| 3d 20 49 4e 54 45 52 56 | 41 4c 3b 09 2f 2a 20 53 |= INTERV|AL;./* S|
|000006f0| 65 74 20 6f 75 72 73 65 | 6c 76 65 73 20 74 6f 20 |et ourse|lves to |
|00000700| 72 75 6e 20 61 67 61 69 | 6e 20 2a 2f 0d 7d 0d 0d |run agai|n */.}..|
|00000710| 2f 2a 0d 20 2a 20 20 54 | 68 69 73 20 69 73 20 74 |/*. *  T|his is t|
|00000720| 68 65 20 61 63 74 75 61 | 6c 20 56 42 4c 20 74 61 |he actua|l VBL ta|
|00000730| 73 6b 20 63 6f 64 65 2e | 20 20 49 74 20 75 73 65 |sk code.|  It use|
|00000740| 73 20 47 65 74 56 42 4c | 52 65 63 20 74 6f 20 67 |s GetVBL|Rec to g|
|00000750| 65 74 20 6f 75 72 20 56 | 42 4c 20 72 65 63 6f 72 |et our V|BL recor|
|00000760| 64 0d 20 2a 20 20 61 6e | 64 20 70 72 6f 70 65 72 |d. *  an|d proper|
|00000770| 6c 79 20 73 65 74 20 75 | 70 20 41 35 2e 20 20 48 |ly set u|p A5.  H|
|00000780| 61 76 69 6e 67 20 64 6f | 6e 65 20 74 68 61 74 2c |aving do|ne that,|
|00000790| 20 69 74 20 63 61 6c 6c | 73 20 44 6f 56 42 4c 20 | it call|s DoVBL |
|000007a0| 74 6f 20 69 6e 63 72 65 | 6d 65 6e 74 20 61 0d 20 |to incre|ment a. |
|000007b0| 2a 20 20 67 6c 6f 62 61 | 6c 20 63 6f 75 6e 74 65 |*  globa|l counte|
|000007c0| 72 20 61 6e 64 20 73 65 | 74 73 20 69 74 73 65 6c |r and se|ts itsel|
|000007d0| 66 20 74 6f 20 72 75 6e | 20 61 67 61 69 6e 2e 20 |f to run| again. |
|000007e0| 20 42 65 63 61 75 73 65 | 20 6f 66 20 74 68 65 20 | Because| of the |
|000007f0| 76 61 67 61 72 69 65 73 | 20 6f 66 20 0d 20 2a 20 |vagaries| of . * |
|00000800| 20 4d 50 57 20 43 20 33 | 2e 30 20 6f 70 74 69 6d | MPW C 3|.0 optim|
|00000810| 69 7a 61 74 69 6f 6e 2c | 20 69 74 20 63 61 6c 6c |ization,| it call|
|00000820| 73 20 61 20 73 65 70 61 | 72 61 74 65 20 72 6f 75 |s a sepa|rate rou|
|00000830| 74 69 6e 65 20 74 6f 20 | 61 63 74 75 61 6c 6c 79 |tine to |actually|
|00000840| 20 61 63 63 65 73 73 20 | 0d 20 2a 20 20 67 6c 6f | access |. *  glo|
|00000850| 62 61 6c 20 76 61 72 69 | 61 62 6c 65 73 2e 20 20 |bal vari|ables.  |
|00000860| 53 65 65 20 54 65 63 68 | 20 4e 6f 74 65 20 23 32 |See Tech| Note #2|
|00000870| 30 38 20 2d 20 22 53 65 | 74 74 69 6e 67 20 61 6e |08 - "Se|tting an|
|00000880| 64 20 52 65 73 74 6f 72 | 69 6e 67 20 41 35 22 20 |d Restor|ing A5" |
|00000890| 66 6f 72 20 74 68 65 20 | 0d 20 2a 20 20 72 65 61 |for the |. *  rea|
|000008a0| 73 6f 6e 73 20 66 6f 72 | 20 74 68 69 73 2c 20 61 |sons for| this, a|
|000008b0| 73 20 77 65 6c 6c 20 61 | 73 20 66 6f 72 20 61 20 |s well a|s for a |
|000008c0| 64 65 73 63 72 69 70 74 | 69 6f 6e 20 6f 66 20 53 |descript|ion of S|
|000008d0| 65 74 41 35 2e 0d 20 2a | 2f 0d 76 6f 69 64 20 53 |etA5.. *|/.void S|
|000008e0| 74 61 72 74 56 42 4c 20 | 28 29 0d 7b 0d 09 6c 6f |tartVBL |().{..lo|
|000008f0| 6e 67 09 09 63 75 72 41 | 35 3b 0d 09 56 42 4c 52 |ng..curA|5;..VBLR|
|00000900| 65 63 50 74 72 09 72 65 | 63 50 74 72 3b 0d 09 0d |ecPtr.re|cPtr;...|
|00000910| 09 72 65 63 50 74 72 20 | 3d 20 47 65 74 56 42 4c |.recPtr |= GetVBL|
|00000920| 52 65 63 20 28 29 3b 09 | 09 2f 2a 20 46 69 72 73 |Rec ();.|./* Firs|
|00000930| 74 20 67 65 74 20 6f 75 | 72 20 72 65 63 6f 72 64 |t get ou|r record|
|00000940| 20 2a 2f 0d 09 63 75 72 | 41 35 20 3d 20 53 65 74 | */..cur|A5 = Set|
|00000950| 41 35 20 28 72 65 63 50 | 74 72 2d 3e 56 42 4c 41 |A5 (recP|tr->VBLA|
|00000960| 35 29 3b 2f 2a 20 47 65 | 74 20 74 68 65 20 73 61 |5);/* Ge|t the sa|
|00000970| 76 65 64 20 41 35 20 2a | 2f 0d 09 0d 09 09 09 09 |ved A5 *|/.......|
|00000980| 09 09 09 2f 2a 20 4e 6f | 77 20 77 65 20 63 61 6e |.../* No|w we can|
|00000990| 20 61 63 63 65 73 73 20 | 67 6c 6f 62 61 6c 73 20 | access |globals |
|000009a0| 2a 2f 0d 09 44 6f 56 42 | 4c 20 28 72 65 63 50 74 |*/..DoVB|L (recPt|
|000009b0| 72 29 3b 09 09 09 2f 2a | 20 43 61 6c 6c 20 61 6e |r);.../*| Call an|
|000009c0| 6f 74 68 65 72 20 72 6f | 75 74 69 6e 65 20 74 6f |other ro|utine to|
|000009d0| 20 64 6f 20 61 63 74 75 | 61 6c 20 77 6f 72 6b 20 | do actu|al work |
|000009e0| 2a 2f 0d 09 0d 09 28 76 | 6f 69 64 29 20 53 65 74 |*/....(v|oid) Set|
|000009f0| 41 35 20 28 63 75 72 41 | 35 29 3b 09 09 2f 2a 20 |A5 (curA|5);../* |
|00000a00| 52 65 73 74 6f 72 65 20 | 6f 6c 64 20 41 35 20 2a |Restore |old A5 *|
|00000a10| 2f 0d 7d 0d 0d 2f 2a 0d | 20 2a 20 20 49 6e 73 74 |/.}../*.| *  Inst|
|00000a20| 61 6c 6c 56 42 4c 20 63 | 72 65 61 74 65 73 20 61 |allVBL c|reates a|
|00000a30| 20 64 69 61 6c 6f 67 20 | 6a 75 73 74 20 74 6f 20 | dialog |just to |
|00000a40| 64 65 6d 6f 6e 73 74 72 | 61 74 65 20 74 68 61 74 |demonstr|ate that|
|00000a50| 20 74 68 65 20 67 6c 6f | 62 61 6c 20 76 61 72 69 | the glo|bal vari|
|00000a60| 61 62 6c 65 0d 20 2a 20 | 20 69 73 20 62 65 69 6e |able. * | is bein|
|00000a70| 67 20 75 70 64 61 74 65 | 64 20 62 79 20 74 68 65 |g update|d by the|
|00000a80| 20 56 42 4c 20 54 61 73 | 6b 2e 20 20 42 65 66 6f | VBL Tas|k.  Befo|
|00000a90| 72 65 20 69 6e 73 74 61 | 6c 6c 69 6e 67 20 74 68 |re insta|lling th|
|00000aa0| 65 20 56 42 4c 2c 20 77 | 65 20 73 74 6f 72 65 0d |e VBL, w|e store.|
|00000ab0| 20 2a 20 20 6f 75 72 20 | 41 35 20 69 6e 20 74 68 | *  our |A5 in th|
|00000ac0| 65 20 61 63 74 75 61 6c | 20 56 42 4c 20 54 61 73 |e actual| VBL Tas|
|00000ad0| 6b 20 72 65 63 6f 72 64 | 2c 20 75 73 69 6e 67 20 |k record|, using |
|00000ae0| 53 65 74 43 75 72 72 65 | 6e 74 41 35 20 64 65 73 |SetCurre|ntA5 des|
|00000af0| 63 72 69 62 65 64 20 69 | 6e 0d 20 2a 20 20 54 65 |cribed i|n. *  Te|
|00000b00| 63 68 20 4e 6f 74 65 20 | 23 32 30 38 2e 20 20 57 |ch Note |#208.  W|
|00000b10| 65 27 6c 6c 20 72 75 6e | 20 74 68 65 20 56 42 4c |e'll run| the VBL|
|00000b20| 2c 20 73 68 6f 77 69 6e | 67 20 74 68 65 20 63 6f |, showin|g the co|
|00000b30| 75 6e 74 65 72 20 62 65 | 69 6e 67 20 69 6e 63 72 |unter be|ing incr|
|00000b40| 65 6d 65 6e 74 65 64 2c | 0d 20 2a 20 20 75 6e 74 |emented,|. *  unt|
|00000b50| 69 6c 20 74 68 65 20 6d | 6f 75 73 65 20 62 75 74 |il the m|ouse but|
|00000b60| 74 6f 6e 20 69 73 20 63 | 6c 69 63 6b 65 64 2e 20 |ton is c|licked. |
|00000b70| 20 54 68 65 6e 20 77 65 | 20 72 65 6d 6f 76 65 20 | Then we| remove |
|00000b80| 74 68 65 20 56 42 4c 20 | 54 61 73 6b 2c 20 63 6c |the VBL |Task, cl|
|00000b90| 6f 73 65 20 74 68 65 0d | 20 2a 20 20 64 69 61 6c |ose the.| *  dial|
|00000ba0| 6f 67 2c 20 61 6e 64 20 | 72 65 6d 6f 76 65 20 74 |og, and |remove t|
|00000bb0| 68 65 20 6d 6f 75 73 65 | 20 64 6f 77 6e 20 65 76 |he mouse| down ev|
|00000bc0| 65 6e 74 73 20 74 6f 20 | 70 72 65 76 65 6e 74 20 |ents to |prevent |
|00000bd0| 74 68 65 20 61 70 70 6c | 69 63 61 74 69 6f 6e 20 |the appl|ication |
|00000be0| 66 72 6f 6d 0d 20 2a 20 | 20 62 65 69 6e 67 20 69 |from. * | being i|
|00000bf0| 6e 61 64 76 65 72 74 65 | 6e 74 6c 79 20 73 77 69 |nadverte|ntly swi|
|00000c00| 74 63 68 65 64 20 62 79 | 20 4d 75 6c 74 69 46 69 |tched by| MultiFi|
|00000c10| 6e 64 65 72 2e 0d 20 2a | 2f 0d 76 6f 69 64 20 49 |nder.. *|/.void I|
|00000c20| 6e 73 74 61 6c 6c 43 56 | 42 4c 20 28 29 0d 7b 0d |nstallCV|BL ().{.|
|00000c30| 09 56 42 4c 52 65 63 09 | 09 09 74 68 65 56 42 4c |.VBLRec.|..theVBL|
|00000c40| 52 65 63 3b 0d 09 44 69 | 61 6c 6f 67 50 74 72 09 |Rec;..Di|alogPtr.|
|00000c50| 09 09 69 6e 66 6f 44 50 | 74 72 3b 0d 09 44 69 61 |..infoDP|tr;..Dia|
|00000c60| 6c 6f 67 52 65 63 6f 72 | 64 09 09 69 6e 66 6f 44 |logRecor|d..infoD|
|00000c70| 53 74 6f 72 61 67 65 3b | 0d 09 53 74 72 32 35 35 |Storage;|..Str255|
|00000c80| 09 09 09 6e 75 6d 53 74 | 72 3b 0d 09 4f 53 45 72 |...numSt|r;..OSEr|
|00000c90| 72 09 09 09 74 68 65 45 | 72 72 3b 0d 09 48 61 6e |r...theE|rr;..Han|
|00000ca0| 64 6c 65 09 09 09 74 68 | 65 49 74 65 6d 48 61 6e |dle...th|eItemHan|
|00000cb0| 64 6c 65 3b 0d 09 73 68 | 6f 72 74 09 09 09 74 68 |dle;..sh|ort...th|
|00000cc0| 65 49 74 65 6d 54 79 70 | 65 3b 0d 09 6c 6f 6e 67 |eItemTyp|e;..long|
|00000cd0| 09 09 09 6c 43 6f 75 6e | 74 65 72 3b 0d 09 52 65 |...lCoun|ter;..Re|
|00000ce0| 63 74 09 09 09 09 74 68 | 65 52 65 63 74 3b 0d 0d |ct....th|eRect;..|
|00000cf0| 09 67 43 6f 75 6e 74 65 | 72 20 3d 20 30 3b 09 09 |.gCounte|r = 0;..|
|00000d00| 09 09 2f 2a 20 49 6e 69 | 74 69 61 6c 69 7a 65 20 |../* Ini|tialize |
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+--------+-------------------------+-------------------------+--------+--------+