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|00000000| 5c 64 6f 63 75 6d 65 6e | 74 73 74 79 6c 65 5b 31 |\documen|tstyle[1|
|00000010| 31 70 74 2c 74 77 6f 73 | 69 64 65 2c 6d 61 6e 70 |1pt,twos|ide,manp|
|00000020| 61 67 65 5d 7b 72 65 70 | 6f 72 74 7d 0a 5c 62 65 |age]{rep|ort}.\be|
|00000030| 67 69 6e 7b 64 6f 63 75 | 6d 65 6e 74 7d 0a 5c 70 |gin{docu|ment}.\p|
|00000040| 61 67 65 73 74 79 6c 65 | 7b 68 65 61 64 69 6e 67 |agestyle|{heading|
|00000050| 73 7d 0a 20 0a 5c 62 65 | 67 69 6e 7b 6d 61 6e 70 |s}. .\be|gin{manp|
|00000060| 61 67 65 7d 7b 4f 49 4d | 20 43 2b 2b 20 4c 69 62 |age}{OIM| C++ Lib|
|00000070| 72 61 72 79 7d 7b 43 68 | 6f 69 63 65 7d 7b 56 65 |rary}{Ch|oice}{Ve|
|00000080| 72 73 69 6f 6e 20 31 2e | 30 7d 0a 20 0a 5c 73 75 |rsion 1.|0}. .\su|
|00000090| 62 74 69 74 6c 65 7b 4e | 61 6d 65 7d 0a 20 20 20 |btitle{N|ame}.   |
|000000a0| 20 43 68 6f 69 63 65 20 | 2d 2d 2d 20 61 20 73 65 | Choice |--- a se|
|000000b0| 74 20 6f 66 20 62 6f 78 | 65 73 20 72 65 70 72 65 |t of box|es repre|
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|00000100| 6e 63 6c 75 64 65 20 5c | 3c 63 68 6f 69 63 65 2e |nclude \|<choice.|
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|00000a50| 74 68 69 73 20 61 6c 73 | 6f 20 72 65 71 75 69 72 |this als|o requir|
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|00000aa0| 63 74 69 6f 6e 7b 76 6f | 69 64 20 61 64 64 49 74 |ction{vo|id addIt|
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|00000ac0| 20 50 6f 69 6e 74 20 63 | 6f 72 6e 65 72 2c 0a 09 | Point c|orner,..|
|00000ad0| 09 20 69 6e 74 20 66 6f | 72 65 67 72 6f 75 6e 64 |. int fo|reground|
|00000ae0| 5f 63 6f 6c 6f 72 2c 20 | 69 6e 74 20 62 61 63 6b |_color, |int back|
|00000af0| 67 72 6f 75 6e 64 5f 63 | 6f 6c 6f 72 2c 0a 09 09 |ground_c|olor,...|
|00000b00| 20 69 6e 74 20 66 72 61 | 6d 65 5f 73 74 79 6c 65 | int fra|me_style|
|00000b10| 2c 20 63 6f 6e 73 74 7e | 63 68 61 72 5c 2a 20 6c |, const~|char\* l|
|00000b20| 61 62 65 6c 2c 0a 09 09 | 20 69 6e 74 20 74 65 78 |abel,...| int tex|
|00000b30| 74 5f 63 6f 6c 6f 72 20 | 3d 20 57 48 49 54 45 2c |t_color |= WHITE,|
|00000b40| 0a 09 09 20 69 6e 74 20 | 74 65 78 74 5f 68 69 67 |... int |text_hig|
|00000b50| 68 6c 69 67 68 74 5f 63 | 6f 6c 6f 72 20 3d 20 4c |hlight_c|olor = L|
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|00000ba0| 72 72 61 79 20 64 65 63 | 6c 61 72 65 64 20 62 79 |rray dec|lared by|
|00000bb0| 20 74 68 65 0a 20 20 20 | 20 43 68 6f 69 63 65 28 | the.   | Choice(|
|00000bc0| 69 6e 74 20 22 6e 75 6d | 62 65 72 5f 6f 66 5f 63 |int "num|ber_of_c|
|00000bd0| 68 6f 69 63 65 73 22 2c | 20 42 6f 6f 6c 65 61 6e |hoices",| Boolean|
|00000be0| 20 22 69 73 5f 68 6f 72 | 69 7a 6f 6e 74 61 6c 22 | "is_hor|izontal"|
|00000bf0| 20 3d 20 56 49 52 54 49 | 43 41 4c 29 20 0a 20 20 | = VIRTI|CAL) .  |
|00000c00| 20 20 63 6f 6e 73 74 72 | 75 63 74 6f 72 2e 20 0a |  constr|uctor. .|
|00000c10| 20 20 20 20 49 74 20 6d | 75 73 74 20 62 65 20 63 |    It m|ust be c|
|00000c20| 61 6c 6c 65 64 20 65 78 | 61 63 74 6c 79 20 22 6e |alled ex|actly "n|
|00000c30| 75 6d 62 65 72 5f 6f 66 | 5f 63 68 6f 69 63 65 73 |umber_of|_choices|
|00000c40| 22 0a 20 20 20 20 74 69 | 6d 65 73 2e 20 20 54 68 |".    ti|mes.  Th|
|00000c50| 65 20 66 69 72 73 74 20 | 63 61 6c 6c 20 73 70 65 |e first |call spe|
|00000c60| 63 69 66 69 65 73 20 74 | 68 65 20 66 69 72 73 74 |cifies t|he first|
|00000c70| 20 63 68 6f 69 63 65 2c | 20 73 65 63 6f 6e 64 20 | choice,| second |
|00000c80| 63 61 6c 6c 20 73 70 65 | 63 69 66 69 65 73 0a 20 |call spe|cifies. |
|00000c90| 20 20 20 74 68 65 20 73 | 65 63 6f 6e 64 20 63 68 |   the s|econd ch|
|00000ca0| 6f 69 63 65 2c 20 61 6e | 64 20 73 6f 20 6f 6e 2e |oice, an|d so on.|
|00000cb0| 20 20 54 68 65 20 61 74 | 74 72 69 62 75 74 65 73 |  The at|tributes|
|00000cc0| 20 22 6f 72 69 67 69 6e | 22 20 61 6e 64 20 22 63 | "origin|" and "c|
|00000cd0| 6f 72 6e 65 72 22 0a 20 | 20 20 20 64 65 66 69 6e |orner". |   defin|
|00000ce0| 65 20 61 20 62 6f 78 20 | 61 72 65 61 20 77 68 65 |e a box |area whe|
|00000cf0| 72 65 20 74 68 65 20 63 | 68 6f 69 63 65 20 69 74 |re the c|hoice it|
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|00000d60| 72 6c 79 20 75 73 65 66 | 75 6c 0a 20 20 20 20 6f |rly usef|ul.    o|
|00000d70| 6e 20 70 72 6f 67 72 61 | 6d 20 73 65 74 75 70 20 |n progra|m setup |
|00000d80| 70 61 67 65 73 2e 0a 20 | 0a 5c 66 75 6e 63 74 69 |pages.. |.\functi|
|00000d90| 6f 6e 7b 76 6f 69 64 20 | 64 69 73 61 62 6c 65 28 |on{void |disable(|
|00000da0| 69 6e 74 20 69 6e 64 65 | 78 29 7d 0a 20 20 20 20 |int inde|x)}.    |
|00000db0| 44 69 73 61 62 6c 65 73 | 20 61 20 63 68 6f 69 63 |Disables| a choic|
|00000dc0| 65 20 62 6f 78 20 64 65 | 73 69 67 6e 61 74 65 64 |e box de|signated|
|00000dd0| 20 62 79 20 22 69 6e 64 | 65 78 22 2e 20 54 68 69 | by "ind|ex". Thi|
|00000de0| 73 20 6d 65 61 6e 73 20 | 74 68 61 74 20 74 68 65 |s means |that the|
|00000df0| 20 63 68 6f 69 63 65 0a | 20 20 20 20 63 61 6e 20 | choice.|    can |
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|00001c60| 63 74 28 29 7d 0a 20 20 | 20 20 50 69 63 6b 73 20 |ct()}.  |  Picks |
|00001c70| 61 20 63 68 6f 69 63 65 | 20 66 72 6f 6d 20 74 68 |a choice| from th|
|00001c80| 65 20 63 68 6f 69 63 65 | 20 6f 62 6a 65 63 74 2e |e choice| object.|
|00001c90| 20 20 49 66 20 74 68 65 | 20 6d 6f 75 73 65 20 69 |  If the| mouse i|
|00001ca0| 73 20 6e 6f 74 20 65 6e | 61 62 6c 65 64 2c 0a 20 |s not en|abled,. |
|00001cb0| 20 20 20 74 68 65 20 64 | 65 66 61 75 6c 74 20 63 |   the d|efault c|
|00001cc0| 68 6f 69 63 65 20 28 74 | 68 65 20 6f 6e 65 20 70 |hoice (t|he one p|
|00001cd0| 69 63 6b 65 64 20 6c 61 | 73 74 20 74 69 6d 65 20 |icked la|st time |
|00001ce0| 6f 72 20 74 68 65 20 66 | 69 72 73 74 20 6f 6e 65 |or the f|irst one|
|00001cf0| 20 69 66 0a 20 20 20 20 | 74 68 69 73 20 69 73 20 | if.    |this is |
|00001d00| 74 68 65 20 66 69 72 73 | 74 20 74 69 6d 65 20 74 |the firs|t time t|
|00001d10| 68 69 73 20 66 75 6e 63 | 74 69 6f 6e 20 69 73 20 |his func|tion is |
|00001d20| 63 61 6c 6c 65 64 29 20 | 69 73 20 64 69 73 70 6c |called) |is displ|
|00001d30| 61 79 65 64 20 69 6e 0a | 20 20 20 20 68 69 67 68 |ayed in.|    high|
|00001d40| 6c 69 67 68 74 20 63 6f | 6c 6f 72 73 2e 20 54 68 |light co|lors. Th|
|00001d50| 65 20 61 72 72 6f 77 20 | 6b 65 79 20 63 61 6e 20 |e arrow |key can |
|00001d60| 62 65 20 75 73 65 64 20 | 74 6f 20 6d 6f 76 65 20 |be used |to move |
|00001d70| 74 68 65 20 0a 20 20 20 | 20 64 65 66 61 75 6c 74 |the .   | default|
|00001d80| 20 63 68 6f 69 63 65 2e | 20 54 68 65 20 45 4e 54 | choice.| The ENT|
|00001d90| 45 52 20 6b 65 79 20 6d | 75 73 74 20 62 65 20 75 |ER key m|ust be u|
|00001da0| 73 65 64 20 74 6f 20 63 | 6f 6e 66 69 72 6d 20 74 |sed to c|onfirm t|
|00001db0| 68 65 20 73 65 6c 65 63 | 74 69 6f 6e 2e 20 20 0a |he selec|tion.  .|
|00001dc0| 20 20 20 20 49 66 20 74 | 68 65 20 6d 6f 75 73 65 |    If t|he mouse|
|00001dd0| 20 69 73 20 65 6e 61 62 | 6c 65 64 2c 0a 20 20 20 | is enab|led,.   |
|00001de0| 20 74 68 69 73 20 63 61 | 6c 6c 20 63 68 65 63 6b | this ca|ll check|
|00001df0| 73 20 69 66 20 61 20 6d | 6f 75 73 65 20 62 75 74 |s if a m|ouse but|
|00001e00| 74 6f 6e 20 68 61 73 20 | 62 65 65 6e 20 70 72 65 |ton has |been pre|
|00001e10| 73 73 65 64 20 77 68 69 | 6c 65 20 74 68 65 20 6d |ssed whi|le the m|
|00001e20| 6f 75 73 65 0a 20 20 20 | 20 63 75 72 73 6f 72 20 |ouse.   | cursor |
|00001e30| 69 73 20 69 6e 73 69 64 | 65 20 6f 6e 65 20 6f 66 |is insid|e one of|
|00001e40| 20 74 68 65 20 63 68 6f | 69 63 65 20 62 6f 78 65 | the cho|ice boxe|
|00001e50| 73 2e 20 54 68 65 20 72 | 65 74 75 72 6e 20 76 61 |s. The r|eturn va|
|00001e60| 6c 75 65 20 69 73 20 74 | 68 65 20 69 6e 64 65 78 |lue is t|he index|
|00001e70| 20 0a 20 20 20 20 6f 66 | 20 74 68 65 20 63 68 6f | .    of| the cho|
|00001e80| 69 63 65 20 62 6f 78 20 | 73 65 6c 65 63 74 65 64 |ice box |selected|
|00001e90| 2e 20 0a 20 20 20 20 41 | 20 45 53 43 20 6b 65 79 |. .    A| ESC key|
|00001ea0| 20 6d 61 79 20 62 65 20 | 70 72 65 73 73 65 64 0a | may be |pressed.|
|00001eb0| 20 20 20 20 74 6f 20 6c | 65 61 76 65 20 74 68 65 |    to l|eave the|
|00001ec0| 20 63 75 72 72 65 6e 74 | 20 73 65 6c 65 63 74 28 | current| select(|
|00001ed0| 29 20 63 61 6c 6c 20 77 | 69 74 68 6f 75 74 20 61 |) call w|ithout a|
|00001ee0| 63 74 75 61 6c 6c 79 20 | 73 65 6c 65 63 74 69 6e |ctually |selectin|
|00001ef0| 67 20 61 6e 79 74 68 69 | 6e 67 2e 0a 20 20 20 20 |g anythi|ng..    |
|00001f00| 49 6e 20 74 68 69 73 20 | 63 61 73 65 2c 20 24 2d |In this |case, $-|
|00001f10| 31 24 20 77 69 6c 6c 20 | 62 65 20 72 65 74 75 72 |1$ will |be retur|
|00001f20| 6e 65 64 2e 20 20 0a 20 | 20 20 20 4e 6f 74 65 3a |ned.  . |   Note:|
|00001f30| 20 57 69 74 68 20 6e 6f | 20 6d 6f 75 73 65 20 65 | With no| mouse e|
|00001f40| 6e 61 62 6c 65 64 2c 0a | 20 20 20 20 73 65 6c 65 |nabled,.|    sele|
|00001f50| 63 74 28 29 20 77 61 69 | 74 73 20 66 6f 72 20 65 |ct() wai|ts for e|
|00001f60| 69 74 68 65 72 20 61 6e | 20 45 6e 74 65 72 20 6b |ither an| Enter k|
|00001f70| 65 79 20 6f 72 20 45 53 | 43 20 6b 65 79 20 74 6f |ey or ES|C key to|
|00001f80| 20 72 65 74 75 72 6e 2c | 20 20 77 68 65 72 65 61 | return,|  wherea|
|00001f90| 73 0a 20 20 20 20 77 69 | 74 68 20 74 68 65 20 6d |s.    wi|th the m|
|00001fa0| 6f 75 73 65 20 65 6e 61 | 62 6c 65 64 2c 20 74 68 |ouse ena|bled, th|
|00001fb0| 65 20 72 65 74 75 72 6e | 20 69 73 20 69 6d 6d 65 |e return| is imme|
|00001fc0| 64 69 61 74 65 2e 0a 20 | 0a 5c 66 75 6e 63 74 69 |diate.. |.\functi|
|00001fd0| 6f 6e 7b 69 6e 74 20 73 | 74 61 74 75 73 28 29 7d |on{int s|tatus()}|
|00001fe0| 0a 20 20 20 20 52 65 74 | 75 72 6e 73 20 74 68 65 |.    Ret|urns the|
|00001ff0| 20 63 75 72 72 65 6e 74 | 20 63 68 6f 69 63 65 20 | current| choice |
|00002000| 69 6e 64 65 78 20 28 74 | 68 65 20 6f 6e 65 20 69 |index (t|he one i|
|00002010| 6e 20 72 65 76 65 72 73 | 65 20 63 6f 6c 6f 72 20 |n revers|e color |
|00002020| 6f 6e 20 74 68 65 20 73 | 63 72 65 65 6e 29 2e 0a |on the s|creen)..|
|00002030| 20 20 20 20 49 66 20 74 | 68 65 72 65 20 69 73 20 |    If t|here is |
|00002040| 6e 6f 20 63 75 72 72 65 | 6e 74 20 63 68 6f 69 63 |no curre|nt choic|
|00002050| 65 20 28 65 69 74 68 65 | 72 20 69 74 20 68 61 73 |e (eithe|r it has|
|00002060| 20 6e 6f 74 20 62 65 65 | 6e 20 73 65 6c 65 63 74 | not bee|n select|
|00002070| 65 64 20 6f 72 20 68 61 | 73 0a 20 20 20 20 62 65 |ed or ha|s.    be|
|00002080| 65 6e 20 72 65 73 65 74 | 29 20 74 68 65 20 72 65 |en reset|) the re|
|00002090| 74 75 72 6e 20 76 61 6c | 75 65 20 69 73 20 24 2d |turn val|ue is $-|
|000020a0| 31 24 2e 0a 20 0a 5c 73 | 75 62 74 69 74 6c 65 7b |1$.. .\s|ubtitle{|
|000020b0| 53 65 65 20 41 6c 73 6f | 7d 0a 20 20 20 20 20 45 |See Also|}.     E|
|000020c0| 76 65 6e 74 2c 20 42 75 | 74 74 6f 6e 2c 20 42 6f |vent, Bu|tton, Bo|
|000020d0| 78 0a 20 0a 5c 73 75 62 | 74 69 74 6c 65 7b 41 75 |x. .\sub|title{Au|
|000020e0| 74 68 6f 72 7d 0a 20 20 | 20 20 52 6f 6e 20 43 68 |thor}.  |  Ron Ch|
|000020f0| 65 6e 20 61 74 20 74 68 | 65 20 4f 66 66 69 63 65 |en at th|e Office|
|00002100| 20 66 6f 72 20 49 6e 66 | 6f 72 6d 61 74 69 6f 6e | for Inf|ormation|
|00002110| 20 4d 61 6e 61 67 65 6d | 65 6e 74 2c 20 55 49 55 | Managem|ent, UIU|
|00002120| 43 2e 20 39 2d 31 2d 38 | 39 2e 0a 20 0a 5c 65 6e |C. 9-1-8|9.. .\en|
|00002130| 64 7b 6d 61 6e 70 61 67 | 65 7d 0a 5c 6e 65 77 70 |d{manpag|e}.\newp|
|00002140| 61 67 65 0a 5c 62 65 67 | 69 6e 7b 76 65 72 62 61 |age.\beg|in{verba|
|00002150| 74 69 6d 7d 0a 20 20 20 | 20 2f 2a 20 45 58 41 4d |tim}.   | /* EXAM|
|00002160| 50 4c 45 20 31 20 2a 2f | 0a 20 20 20 20 23 69 6e |PLE 1 */|.    #in|
|00002170| 63 6c 75 64 65 20 3c 73 | 74 64 6c 69 62 2e 68 3e |clude <s|tdlib.h>|
|00002180| 0a 20 20 20 20 23 69 6e | 63 6c 75 64 65 20 22 63 |.    #in|clude "c|
|00002190| 68 6f 69 63 65 2e 68 22 | 0a 20 0a 20 20 20 20 76 |hoice.h"|. .    v|
|000021a0| 6f 69 64 20 68 61 6e 64 | 6c 65 72 31 28 69 6e 74 |oid hand|ler1(int|
|000021b0| 20 63 68 6f 69 63 65 29 | 20 7b 0a 20 20 20 20 20 | choice)| {.     |
|000021c0| 20 20 20 42 6f 78 20 62 | 6f 78 28 35 30 30 2c 20 |   Box b|ox(500, |
|000021d0| 33 30 2c 20 36 30 30 2c | 20 36 30 2c 20 4c 49 47 |30, 600,| 60, LIG|
|000021e0| 48 54 5f 43 59 41 4e 2c | 20 4c 49 47 48 54 5f 4d |HT_CYAN,| LIGHT_M|
|000021f0| 41 47 45 4e 54 41 29 3b | 0a 20 20 20 20 20 20 20 |AGENTA);|.       |
|00002200| 20 62 6f 78 20 3c 3c 20 | 63 68 6f 69 63 65 20 2b | box << |choice +|
|00002210| 20 31 3b 0a 20 20 20 20 | 7d 0a 20 0a 20 20 20 20 | 1;.    |}. .    |
|00002220| 76 6f 69 64 20 68 61 6e | 64 6c 65 72 32 28 69 6e |void han|dler2(in|
|00002230| 74 20 63 68 6f 69 63 65 | 29 20 7b 0a 20 20 20 20 |t choice|) {.    |
|00002240| 20 20 20 20 42 6f 78 20 | 62 6f 78 28 35 30 30 2c |    Box |box(500,|
|00002250| 20 33 30 2c 20 36 30 30 | 2c 20 36 30 2c 20 4c 49 | 30, 600|, 60, LI|
|00002260| 47 48 54 5f 43 59 41 4e | 2c 20 4c 49 47 48 54 5f |GHT_CYAN|, LIGHT_|
|00002270| 4d 41 47 45 4e 54 41 29 | 3b 0a 20 20 20 20 20 20 |MAGENTA)|;.      |
|00002280| 20 20 62 6f 78 20 3c 3c | 20 28 63 68 6f 69 63 65 |  box <<| (choice|
|00002290| 3d 3d 30 20 3f 20 22 41 | 70 65 22 20 3a 20 28 63 |==0 ? "A|pe" : (c|
|000022a0| 68 6f 69 63 65 3d 3d 31 | 20 3f 20 22 42 6f 62 22 |hoice==1| ? "Bob"|
|000022b0| 20 3a 20 22 43 61 72 22 | 29 29 3b 0a 20 20 20 20 | : "Car"|));.    |
|000022c0| 7d 0a 20 0a 20 20 20 20 | 76 6f 69 64 20 68 61 6e |}. .    |void han|
|000022d0| 64 6c 65 72 33 28 69 6e | 74 20 63 68 6f 69 63 65 |dler3(in|t choice|
|000022e0| 29 20 7b 0a 20 20 20 20 | 20 20 20 20 42 6f 78 20 |) {.    |    Box |
|000022f0| 62 6f 78 28 35 30 30 2c | 20 33 30 2c 20 36 30 30 |box(500,| 30, 600|
|00002300| 2c 20 36 30 2c 20 4c 49 | 47 48 54 5f 43 59 41 4e |, 60, LI|GHT_CYAN|
|00002310| 2c 20 4c 49 47 48 54 5f | 4d 41 47 45 4e 54 41 29 |, LIGHT_|MAGENTA)|
|00002320| 3b 0a 20 20 20 20 20 20 | 20 20 73 77 69 74 63 68 |;.      |  switch|
|00002330| 20 28 63 68 6f 69 63 65 | 29 20 7b 0a 20 20 20 20 | (choice|) {.    |
|00002340| 20 20 20 20 20 20 20 20 | 63 61 73 65 20 30 3a 20 |        |case 0: |
|00002350| 62 6f 78 20 3c 3c 20 22 | 44 22 3b 20 62 72 65 61 |box << "|D"; brea|
|00002360| 6b 3b 20 63 61 73 65 20 | 31 3a 20 62 6f 78 20 3c |k; case |1: box <|
|00002370| 3c 20 22 45 22 3b 20 62 | 72 65 61 6b 3b 0a 20 20 |< "E"; b|reak;.  |
|00002380| 20 20 20 20 20 20 20 20 | 20 20 63 61 73 65 20 32 |        |  case 2|
|00002390| 3a 20 62 6f 78 20 3c 3c | 20 22 46 22 3b 20 62 72 |: box <<| "F"; br|
|000023a0| 65 61 6b 3b 20 63 61 73 | 65 20 33 3a 20 62 6f 78 |eak; cas|e 3: box|
|000023b0| 20 3c 3c 20 22 47 22 3b | 20 62 72 65 61 6b 3b 0a | << "G";| break;.|
|000023c0| 20 20 20 20 20 20 20 20 | 20 20 20 20 63 61 73 65 |        |    case|
|000023d0| 20 34 3a 20 65 78 69 74 | 28 30 29 3b 0a 20 20 20 | 4: exit|(0);.   |
|000023e0| 20 20 20 20 20 7d 0a 20 | 20 20 20 7d 0a 20 0a 20 |     }. |   }. . |
|000023f0| 20 20 20 6d 61 69 6e 28 | 29 20 7b 0a 20 20 20 20 |   main(|) {.    |
|00002400| 20 20 20 20 50 6f 69 6e | 74 20 61 28 31 30 30 2c |    Poin|t a(100,|
|00002410| 20 31 30 30 29 2c 20 62 | 28 32 32 30 2c 20 31 33 | 100), b|(220, 13|
|00002420| 30 29 3b 0a 20 20 20 20 | 20 20 20 20 43 68 6f 69 |0);.    |    Choi|
|00002430| 63 65 20 63 31 28 61 2c | 62 2c 42 52 4f 57 4e 2c |ce c1(a,|b,BROWN,|
|00002440| 52 45 44 2c 4f 4e 5f 42 | 4f 52 44 45 52 2c 30 2c |RED,ON_B|ORDER,0,|
|00002450| 34 2c 22 40 31 40 22 2c | 22 40 32 40 22 2c 22 40 |4,"@1@",|"@2@","@|
|00002460| 33 40 22 2c 22 40 34 40 | 22 29 3b 0a 20 0a 20 20 |3@","@4@|");. .  |
|00002470| 20 20 20 20 20 20 61 20 | 3d 20 50 6f 69 6e 74 28 |      a |= Point(|
|00002480| 32 30 30 2c 20 32 30 30 | 29 3b 20 62 20 3d 20 50 |200, 200|); b = P|
|00002490| 6f 69 6e 74 28 34 30 30 | 2c 20 32 33 30 29 3b 0a |oint(400|, 230);.|
|000024a0| 20 20 20 20 20 20 20 20 | 43 68 6f 69 63 65 20 63 |        |Choice c|
|000024b0| 32 28 61 2c 62 2c 57 48 | 49 54 45 2c 42 4c 55 45 |2(a,b,WH|ITE,BLUE|
|000024c0| 2c 49 4e 5f 42 4f 52 44 | 45 52 2c 31 30 2c 33 2c |,IN_BORD|ER,10,3,|
|000024d0| 22 40 41 40 70 65 22 2c | 22 40 42 40 6f 62 22 2c |"@A@pe",|"@B@ob",|
|000024e0| 22 40 43 40 61 72 22 29 | 3b 0a 20 0a 20 20 20 20 |"@C@ar")|;. .    |
|000024f0| 20 20 20 20 61 20 3d 20 | 50 6f 69 6e 74 28 35 30 |    a = |Point(50|
|00002500| 30 2c 20 32 33 30 29 3b | 20 62 20 3d 20 50 6f 69 |0, 230);| b = Poi|
|00002510| 6e 74 28 35 35 30 2c 20 | 33 33 30 29 3b 0a 20 20 |nt(550, |330);.  |
|00002520| 20 20 20 20 20 20 43 68 | 6f 69 63 65 20 63 33 28 |      Ch|oice c3(|
|00002530| 61 2c 62 2c 47 52 45 45 | 4e 2c 47 52 41 59 2c 4e |a,b,GREE|N,GRAY,N|
|00002540| 4f 5f 42 4f 52 44 45 52 | 2c 31 30 2c 35 2c 22 40 |O_BORDER|,10,5,"@|
|00002550| 44 40 22 2c 22 40 45 40 | 22 2c 22 40 46 40 22 2c |D@","@E@|","@F@",|
|00002560| 22 40 47 40 22 2c 22 40 | 48 40 22 29 3b 0a 20 0a |"@G@","@|H@");. .|
|00002570| 20 20 20 20 20 20 20 20 | 66 6f 72 20 28 69 6e 74 |        |for (int|
|00002580| 20 70 69 63 6b 3b 3b 29 | 20 7b 0a 20 20 20 20 20 | pick;;)| {.     |
|00002590| 20 20 20 20 20 20 20 69 | 66 20 28 28 70 69 63 6b |       i|f ((pick|
|000025a0| 20 3d 20 63 31 2e 73 65 | 6c 65 63 74 28 29 29 20 | = c1.se|lect()) |
|000025b0| 21 3d 20 2d 31 29 20 68 | 61 6e 64 6c 65 72 31 28 |!= -1) h|andler1(|
|000025c0| 70 69 63 6b 29 3b 0a 20 | 20 20 20 20 20 20 20 20 |pick);. |        |
|000025d0| 20 20 20 69 66 20 28 28 | 70 69 63 6b 20 3d 20 63 |   if ((|pick = c|
|000025e0| 32 2e 73 65 6c 65 63 74 | 28 29 29 20 21 3d 20 2d |2.select|()) != -|
|000025f0| 31 29 20 68 61 6e 64 6c | 65 72 32 28 70 69 63 6b |1) handl|er2(pick|
|00002600| 29 3b 0a 20 20 20 20 20 | 20 20 20 20 20 20 20 69 |);.     |       i|
|00002610| 66 20 28 28 70 69 63 6b | 20 3d 20 63 33 2e 73 65 |f ((pick| = c3.se|
|00002620| 6c 65 63 74 28 29 29 20 | 21 3d 20 2d 31 29 20 68 |lect()) |!= -1) h|
|00002630| 61 6e 64 6c 65 72 33 28 | 70 69 63 6b 29 3b 0a 20 |andler3(|pick);. |
|00002640| 20 20 20 20 20 20 20 7d | 0a 20 20 20 20 7d 0a 5c |       }|.    }.\|
|00002650| 65 6e 64 7b 76 65 72 62 | 61 74 69 6d 7d 0a 5c 6e |end{verb|atim}.\n|
|00002660| 65 77 70 61 67 65 0a 5c | 62 65 67 69 6e 7b 76 65 |ewpage.\|begin{ve|
|00002670| 72 62 61 74 69 6d 7d 0a | 20 20 20 20 2f 2a 20 45 |rbatim}.|    /* E|
|00002680| 58 41 4d 50 4c 45 20 32 | 20 2a 2f 0a 20 20 20 20 |XAMPLE 2| */.    |
|00002690| 23 69 6e 63 6c 75 64 65 | 20 3c 73 74 64 6c 69 62 |#include| <stdlib|
|000026a0| 2e 68 3e 0a 20 20 20 20 | 23 69 6e 63 6c 75 64 65 |.h>.    |#include|
|000026b0| 20 22 63 68 6f 69 63 65 | 2e 68 22 0a 20 0a 20 20 | "choice|.h". .  |
|000026c0| 20 20 76 6f 69 64 20 68 | 61 6e 64 6c 65 72 31 28 |  void h|andler1(|
|000026d0| 69 6e 74 20 70 69 63 6b | 29 20 7b 0a 20 20 20 20 |int pick|) {.    |
|000026e0| 20 20 20 20 42 6f 78 20 | 62 6f 78 28 35 30 30 2c |    Box |box(500,|
|000026f0| 20 33 30 2c 20 36 30 30 | 2c 20 36 30 2c 20 4c 49 | 30, 600|, 60, LI|
|00002700| 47 48 54 5f 43 59 41 4e | 2c 20 4c 49 47 48 54 5f |GHT_CYAN|, LIGHT_|
|00002710| 4d 41 47 45 4e 54 41 29 | 3b 0a 20 20 20 20 20 20 |MAGENTA)|;.      |
|00002720| 20 20 62 6f 78 20 3c 3c | 20 70 69 63 6b 20 2b 20 |  box <<| pick + |
|00002730| 31 3b 0a 20 20 20 20 7d | 0a 20 0a 20 20 20 20 76 |1;.    }|. .    v|
|00002740| 6f 69 64 20 68 61 6e 64 | 6c 65 72 32 28 69 6e 74 |oid hand|ler2(int|
|00002750| 20 70 69 63 6b 29 20 7b | 0a 20 20 20 20 20 20 20 | pick) {|.       |
|00002760| 20 42 6f 78 20 62 6f 78 | 28 35 30 30 2c 20 33 30 | Box box|(500, 30|
|00002770| 2c 20 36 30 30 2c 20 36 | 30 2c 20 4c 49 47 48 54 |, 600, 6|0, LIGHT|
|00002780| 5f 43 59 41 4e 2c 20 4c | 49 47 48 54 5f 4d 41 47 |_CYAN, L|IGHT_MAG|
|00002790| 45 4e 54 41 29 3b 0a 20 | 20 20 20 20 20 20 20 62 |ENTA);. |       b|
|000027a0| 6f 78 20 3c 3c 20 28 70 | 69 63 6b 3d 3d 30 20 3f |ox << (p|ick==0 ?|
|000027b0| 20 22 41 70 65 22 20 3a | 20 28 70 69 63 6b 3d 3d | "Ape" :| (pick==|
|000027c0| 31 20 3f 20 22 42 6f 62 | 22 20 3a 20 22 43 61 72 |1 ? "Bob|" : "Car|
|000027d0| 22 29 29 3b 0a 20 20 20 | 20 7d 0a 20 0a 20 20 20 |"));.   | }. .   |
|000027e0| 20 76 6f 69 64 20 68 61 | 6e 64 6c 65 72 33 28 69 | void ha|ndler3(i|
|000027f0| 6e 74 20 70 69 63 6b 29 | 20 7b 0a 20 20 20 20 20 |nt pick)| {.     |
|00002800| 20 20 20 42 6f 78 20 62 | 6f 78 28 35 30 30 2c 20 |   Box b|ox(500, |
|00002810| 33 30 2c 20 36 30 30 2c | 20 36 30 2c 20 4c 49 47 |30, 600,| 60, LIG|
|00002820| 48 54 5f 43 59 41 4e 2c | 20 4c 49 47 48 54 5f 4d |HT_CYAN,| LIGHT_M|
|00002830| 41 47 45 4e 54 41 29 3b | 0a 20 20 20 20 20 20 20 |AGENTA);|.       |
|00002840| 20 73 77 69 74 63 68 20 | 28 70 69 63 6b 29 20 7b | switch |(pick) {|
|00002850| 0a 20 20 20 20 20 20 20 | 20 20 20 20 20 63 61 73 |.       |     cas|
|00002860| 65 20 30 3a 20 62 6f 78 | 20 3c 3c 20 22 44 22 3b |e 0: box| << "D";|
|00002870| 20 62 72 65 61 6b 3b 20 | 63 61 73 65 20 31 3a 20 | break; |case 1: |
|00002880| 62 6f 78 20 3c 3c 20 22 | 45 22 3b 20 62 72 65 61 |box << "|E"; brea|
|00002890| 6b 3b 0a 20 20 20 20 20 | 20 20 20 20 20 20 20 63 |k;.     |       c|
|000028a0| 61 73 65 20 32 3a 20 62 | 6f 78 20 3c 3c 20 22 46 |ase 2: b|ox << "F|
|000028b0| 22 3b 20 62 72 65 61 6b | 3b 20 63 61 73 65 20 33 |"; break|; case 3|
|000028c0| 3a 20 62 6f 78 20 3c 3c | 20 22 47 22 3b 20 62 72 |: box <<| "G"; br|
|000028d0| 65 61 6b 3b 0a 20 20 20 | 20 20 20 20 20 20 20 20 |eak;.   |        |
|000028e0| 20 63 61 73 65 20 34 3a | 20 65 78 69 74 28 30 29 | case 4:| exit(0)|
|000028f0| 3b 0a 20 20 20 20 20 20 | 20 20 7d 0a 20 20 20 20 |;.      |  }.    |
|00002900| 7d 0a 20 0a 20 20 20 20 | 6d 61 69 6e 28 29 20 7b |}. .    |main() {|
|00002910| 0a 20 20 20 20 20 20 20 | 20 50 6f 69 6e 74 20 61 |.       | Point a|
|00002920| 28 31 30 30 2c 20 31 30 | 30 29 2c 20 62 28 32 32 |(100, 10|0), b(22|
|00002930| 30 2c 20 31 33 30 29 3b | 0a 20 20 20 20 20 20 20 |0, 130);|.       |
|00002940| 20 43 68 6f 69 63 65 20 | 63 31 28 61 2c 62 2c 42 | Choice |c1(a,b,B|
|00002950| 52 4f 57 4e 2c 52 45 44 | 2c 4f 4e 5f 42 4f 52 44 |ROWN,RED|,ON_BORD|
|00002960| 45 52 2c 30 2c 34 2c 22 | 40 31 40 22 2c 22 40 32 |ER,0,4,"|@1@","@2|
|00002970| 40 22 2c 22 40 33 40 22 | 2c 22 40 34 40 22 29 3b |@","@3@"|,"@4@");|
|00002980| 0a 20 20 20 20 20 20 20 | 20 43 68 6f 69 63 65 20 |.       | Choice |
|00002990| 63 32 28 33 2c 20 48 4f | 52 49 5a 4f 4e 54 41 4c |c2(3, HO|RIZONTAL|
|000029a0| 29 3b 0a 20 20 20 20 20 | 20 20 20 63 32 2e 61 64 |);.     |   c2.ad|
|000029b0| 64 49 74 65 6d 28 50 6f | 69 6e 74 28 32 30 30 2c |dItem(Po|int(200,|
|000029c0| 20 32 30 30 29 2c 20 50 | 6f 69 6e 74 28 32 36 30 | 200), P|oint(260|
|000029d0| 2c 32 33 30 29 2c 0a 20 | 20 20 20 20 20 20 20 20 |,230),. |        |
|000029e0| 20 20 20 20 20 20 20 20 | 20 20 57 48 49 54 45 2c |        |  WHITE,|
|000029f0| 20 42 4c 55 45 2c 20 49 | 4e 5f 42 4f 52 44 45 52 | BLUE, I|N_BORDER|
|00002a00| 2c 20 22 40 41 40 70 65 | 22 29 3b 0a 20 20 20 20 |, "@A@pe|");.    |
|00002a10| 20 20 20 20 63 32 2e 61 | 64 64 49 74 65 6d 28 50 |    c2.a|ddItem(P|
|00002a20| 6f 69 6e 74 28 32 37 30 | 2c 20 32 30 30 29 2c 20 |oint(270|, 200), |
|00002a30| 50 6f 69 6e 74 28 33 33 | 30 2c 32 33 30 29 2c 0a |Point(33|0,230),.|
|00002a40| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00002a50| 20 20 20 57 48 49 54 45 | 2c 20 42 4c 55 45 2c 20 |   WHITE|, BLUE, |
|00002a60| 49 4e 5f 42 4f 52 44 45 | 52 2c 20 22 40 42 40 6f |IN_BORDE|R, "@B@o|
|00002a70| 62 22 29 3b 0a 20 20 20 | 20 20 20 20 20 63 32 2e |b");.   |     c2.|
|00002a80| 61 64 64 49 74 65 6d 28 | 50 6f 69 6e 74 28 33 34 |addItem(|Point(34|
|00002a90| 30 2c 20 32 30 30 29 2c | 20 50 6f 69 6e 74 28 34 |0, 200),| Point(4|
|00002aa0| 30 30 2c 32 33 30 29 2c | 0a 20 20 20 20 20 20 20 |00,230),|.       |
|00002ab0| 20 20 20 20 20 20 20 20 | 20 20 20 20 57 48 49 54 |        |    WHIT|
|00002ac0| 45 2c 20 42 4c 55 45 2c | 20 49 4e 5f 42 4f 52 44 |E, BLUE,| IN_BORD|
|00002ad0| 45 52 2c 20 22 40 43 40 | 61 72 22 29 3b 0a 20 20 |ER, "@C@|ar");.  |
|00002ae0| 20 20 20 20 20 20 61 20 | 3d 20 50 6f 69 6e 74 28 |      a |= Point(|
|00002af0| 35 30 30 2c 20 32 33 30 | 29 3b 20 62 20 3d 20 50 |500, 230|); b = P|
|00002b00| 6f 69 6e 74 28 35 35 30 | 2c 20 33 33 30 29 3b 0a |oint(550|, 330);.|
|00002b10| 20 20 20 20 20 20 20 20 | 43 68 6f 69 63 65 20 63 |        |Choice c|
|00002b20| 33 28 61 2c 62 2c 47 52 | 45 45 4e 2c 47 52 41 59 |3(a,b,GR|EEN,GRAY|
|00002b30| 2c 4e 4f 5f 42 4f 52 44 | 45 52 2c 31 30 2c 35 2c |,NO_BORD|ER,10,5,|
|00002b40| 22 40 44 40 22 2c 22 40 | 45 40 22 2c 22 40 46 40 |"@D@","@|E@","@F@|
|00002b50| 22 2c 22 40 47 40 22 2c | 22 40 48 40 22 29 3b 0a |","@G@",|"@H@");.|
|00002b60| 20 0a 20 20 20 20 20 20 | 20 20 63 31 2e 62 69 6e | .      |  c1.bin|
|00002b70| 64 28 68 61 6e 64 6c 65 | 72 31 29 3b 0a 20 20 20 |d(handle|r1);.   |
|00002b80| 20 20 20 20 20 63 32 2e | 62 69 6e 64 28 68 61 6e |     c2.|bind(han|
|00002b90| 64 6c 65 72 32 29 3b 0a | 20 20 20 20 20 20 20 20 |dler2);.|        |
|00002ba0| 63 33 2e 62 69 6e 64 28 | 68 61 6e 64 6c 65 72 33 |c3.bind(|handler3|
|00002bb0| 29 3b 0a 20 20 20 20 20 | 20 20 20 45 76 65 6e 74 |);.     |   Event|
|00002bc0| 3a 3a 77 61 69 74 46 6f | 72 45 76 65 6e 74 73 28 |::waitFo|rEvents(|
|00002bd0| 29 3b 0a 20 20 20 20 7d | 0a 5c 65 6e 64 7b 76 65 |);.    }|.\end{ve|
|00002be0| 72 62 61 74 69 6d 7d 0a | 5c 65 6e 64 7b 64 6f 63 |rbatim}.|\end{doc|
|00002bf0| 75 6d 65 6e 74 7d 0a    |                         |ument}. |        |
+--------+-------------------------+-------------------------+--------+--------+