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!AWJan95/Goodies/Event/Docs/StrongHelp

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Tape/disk: Home » Archimedes archive » Archimedes World » AW-1995-01-Disc2.adf » Disk2Jan95
Filename: !AWJan95/Goodies/Event/Docs/StrongHelp
Read OK:
File size: 0664 bytes
Load address: 0000
Exec address: 0000
File contents
PROCshell_InitHelpSystem()
Params =>
         str  path name of help files
         bool DieWithTask flag

Used to register a new help system with StrongHlp.
After making this call StrongHlp will add the help
system found in the given path to its icon bar menu.

If StrongHlp cannot be found then the initialisation
command is stored and sent when StrongHlp is started.

-DieWithTask Flag
When TRUE the help system will only be added to 
the StrongHlp icon bar menu while the user 
application is actually running. When FALSE it
remains available when the application quits.


-----------------------------------------------------------------

PROCshell_HelpWord()
Params =>
         str word for which help is to be displayed

Used to send a help request to StrongHlp. If the word
is found in the help system the appropriate help text
will be displayed.

StrongHlp will be started if it is not already
running and StrongHelp$Dir has been defined. If
StrongHlp cannot be found then an error will be
generated.

-----------------------------------------------------------------

FNshell_StrongHlpIsAvailable
Params =>
         None
       <=
         bool TRUE if StrongHelp$Dir is defined,
              otherwise FALSE
              
Used to check that StrongHlp is installed
on the system. This call can be used to shade
a 'Help' menu item if StrongHlp has not been seen
by the Filer, or if it is not available.

Example code...

Shade menu item with the handle HlpItem% if StrongHlp
is not available:

PROCshell_MenuShade(HlpItem%,(FNshell_StrongHlpIsAvailable=0))
  
-----------------------------------------------------------------
00000000  50 52 4f 43 73 68 65 6c  6c 5f 49 6e 69 74 48 65  |PROCshell_InitHe|
00000010  6c 70 53 79 73 74 65 6d  28 29 0a 50 61 72 61 6d  |lpSystem().Param|
00000020  73 20 3d 3e 0a 20 20 20  20 20 20 20 20 20 73 74  |s =>.         st|
00000030  72 20 20 70 61 74 68 20  6e 61 6d 65 20 6f 66 20  |r  path name of |
00000040  68 65 6c 70 20 66 69 6c  65 73 0a 20 20 20 20 20  |help files.     |
00000050  20 20 20 20 62 6f 6f 6c  20 44 69 65 57 69 74 68  |    bool DieWith|
00000060  54 61 73 6b 20 66 6c 61  67 0a 0a 55 73 65 64 20  |Task flag..Used |
00000070  74 6f 20 72 65 67 69 73  74 65 72 20 61 20 6e 65  |to register a ne|
00000080  77 20 68 65 6c 70 20 73  79 73 74 65 6d 20 77 69  |w help system wi|
00000090  74 68 20 53 74 72 6f 6e  67 48 6c 70 2e 0a 41 66  |th StrongHlp..Af|
000000a0  74 65 72 20 6d 61 6b 69  6e 67 20 74 68 69 73 20  |ter making this |
000000b0  63 61 6c 6c 20 53 74 72  6f 6e 67 48 6c 70 20 77  |call StrongHlp w|
000000c0  69 6c 6c 20 61 64 64 20  74 68 65 20 68 65 6c 70  |ill add the help|
000000d0  0a 73 79 73 74 65 6d 20  66 6f 75 6e 64 20 69 6e  |.system found in|
000000e0  20 74 68 65 20 67 69 76  65 6e 20 70 61 74 68 20  | the given path |
000000f0  74 6f 20 69 74 73 20 69  63 6f 6e 20 62 61 72 20  |to its icon bar |
00000100  6d 65 6e 75 2e 0a 0a 49  66 20 53 74 72 6f 6e 67  |menu...If Strong|
00000110  48 6c 70 20 63 61 6e 6e  6f 74 20 62 65 20 66 6f  |Hlp cannot be fo|
00000120  75 6e 64 20 74 68 65 6e  20 74 68 65 20 69 6e 69  |und then the ini|
00000130  74 69 61 6c 69 73 61 74  69 6f 6e 0a 63 6f 6d 6d  |tialisation.comm|
00000140  61 6e 64 20 69 73 20 73  74 6f 72 65 64 20 61 6e  |and is stored an|
00000150  64 20 73 65 6e 74 20 77  68 65 6e 20 53 74 72 6f  |d sent when Stro|
00000160  6e 67 48 6c 70 20 69 73  20 73 74 61 72 74 65 64  |ngHlp is started|
00000170  2e 0a 0a 2d 44 69 65 57  69 74 68 54 61 73 6b 20  |...-DieWithTask |
00000180  46 6c 61 67 0a 57 68 65  6e 20 54 52 55 45 20 74  |Flag.When TRUE t|
00000190  68 65 20 68 65 6c 70 20  73 79 73 74 65 6d 20 77  |he help system w|
000001a0  69 6c 6c 20 6f 6e 6c 79  20 62 65 20 61 64 64 65  |ill only be adde|
000001b0  64 20 74 6f 20 0a 74 68  65 20 53 74 72 6f 6e 67  |d to .the Strong|
000001c0  48 6c 70 20 69 63 6f 6e  20 62 61 72 20 6d 65 6e  |Hlp icon bar men|
000001d0  75 20 77 68 69 6c 65 20  74 68 65 20 75 73 65 72  |u while the user|
000001e0  20 0a 61 70 70 6c 69 63  61 74 69 6f 6e 20 69 73  | .application is|
000001f0  20 61 63 74 75 61 6c 6c  79 20 72 75 6e 6e 69 6e  | actually runnin|
00000200  67 2e 20 57 68 65 6e 20  46 41 4c 53 45 20 69 74  |g. When FALSE it|
00000210  0a 72 65 6d 61 69 6e 73  20 61 76 61 69 6c 61 62  |.remains availab|
00000220  6c 65 20 77 68 65 6e 20  74 68 65 20 61 70 70 6c  |le when the appl|
00000230  69 63 61 74 69 6f 6e 20  71 75 69 74 73 2e 0a 0a  |ication quits...|
00000240  0a 2d 2d 2d 2d 2d 2d 2d  2d 2d 2d 2d 2d 2d 2d 2d  |.---------------|
00000250  2d 2d 2d 2d 2d 2d 2d 2d  2d 2d 2d 2d 2d 2d 2d 2d  |----------------|
*
00000280  2d 2d 0a 0a 50 52 4f 43  73 68 65 6c 6c 5f 48 65  |--..PROCshell_He|
00000290  6c 70 57 6f 72 64 28 29  0a 50 61 72 61 6d 73 20  |lpWord().Params |
000002a0  3d 3e 0a 20 20 20 20 20  20 20 20 20 73 74 72 20  |=>.         str |
000002b0  77 6f 72 64 20 66 6f 72  20 77 68 69 63 68 20 68  |word for which h|
000002c0  65 6c 70 20 69 73 20 74  6f 20 62 65 20 64 69 73  |elp is to be dis|
000002d0  70 6c 61 79 65 64 0a 0a  55 73 65 64 20 74 6f 20  |played..Used to |
000002e0  73 65 6e 64 20 61 20 68  65 6c 70 20 72 65 71 75  |send a help requ|
000002f0  65 73 74 20 74 6f 20 53  74 72 6f 6e 67 48 6c 70  |est to StrongHlp|
00000300  2e 20 49 66 20 74 68 65  20 77 6f 72 64 0a 69 73  |. If the word.is|
00000310  20 66 6f 75 6e 64 20 69  6e 20 74 68 65 20 68 65  | found in the he|
00000320  6c 70 20 73 79 73 74 65  6d 20 74 68 65 20 61 70  |lp system the ap|
00000330  70 72 6f 70 72 69 61 74  65 20 68 65 6c 70 20 74  |propriate help t|
00000340  65 78 74 0a 77 69 6c 6c  20 62 65 20 64 69 73 70  |ext.will be disp|
00000350  6c 61 79 65 64 2e 0a 0a  53 74 72 6f 6e 67 48 6c  |layed...StrongHl|
00000360  70 20 77 69 6c 6c 20 62  65 20 73 74 61 72 74 65  |p will be starte|
00000370  64 20 69 66 20 69 74 20  69 73 20 6e 6f 74 20 61  |d if it is not a|
00000380  6c 72 65 61 64 79 0a 72  75 6e 6e 69 6e 67 20 61  |lready.running a|
00000390  6e 64 20 53 74 72 6f 6e  67 48 65 6c 70 24 44 69  |nd StrongHelp$Di|
000003a0  72 20 68 61 73 20 62 65  65 6e 20 64 65 66 69 6e  |r has been defin|
000003b0  65 64 2e 20 49 66 0a 53  74 72 6f 6e 67 48 6c 70  |ed. If.StrongHlp|
000003c0  20 63 61 6e 6e 6f 74 20  62 65 20 66 6f 75 6e 64  | cannot be found|
000003d0  20 74 68 65 6e 20 61 6e  20 65 72 72 6f 72 20 77  | then an error w|
000003e0  69 6c 6c 20 62 65 0a 67  65 6e 65 72 61 74 65 64  |ill be.generated|
000003f0  2e 0a 0a 2d 2d 2d 2d 2d  2d 2d 2d 2d 2d 2d 2d 2d  |...-------------|
00000400  2d 2d 2d 2d 2d 2d 2d 2d  2d 2d 2d 2d 2d 2d 2d 2d  |----------------|
*
00000430  2d 2d 2d 2d 0a 0a 46 4e  73 68 65 6c 6c 5f 53 74  |----..FNshell_St|
00000440  72 6f 6e 67 48 6c 70 49  73 41 76 61 69 6c 61 62  |rongHlpIsAvailab|
00000450  6c 65 0a 50 61 72 61 6d  73 20 3d 3e 0a 20 20 20  |le.Params =>.   |
00000460  20 20 20 20 20 20 4e 6f  6e 65 0a 20 20 20 20 20  |      None.     |
00000470  20 20 3c 3d 0a 20 20 20  20 20 20 20 20 20 62 6f  |  <=.         bo|
00000480  6f 6c 20 54 52 55 45 20  69 66 20 53 74 72 6f 6e  |ol TRUE if Stron|
00000490  67 48 65 6c 70 24 44 69  72 20 69 73 20 64 65 66  |gHelp$Dir is def|
000004a0  69 6e 65 64 2c 0a 20 20  20 20 20 20 20 20 20 20  |ined,.          |
000004b0  20 20 20 20 6f 74 68 65  72 77 69 73 65 20 46 41  |    otherwise FA|
000004c0  4c 53 45 0a 20 20 20 20  20 20 20 20 20 20 20 20  |LSE.            |
000004d0  20 20 0a 55 73 65 64 20  74 6f 20 63 68 65 63 6b  |  .Used to check|
000004e0  20 74 68 61 74 20 53 74  72 6f 6e 67 48 6c 70 20  | that StrongHlp |
000004f0  69 73 20 69 6e 73 74 61  6c 6c 65 64 0a 6f 6e 20  |is installed.on |
00000500  74 68 65 20 73 79 73 74  65 6d 2e 20 54 68 69 73  |the system. This|
00000510  20 63 61 6c 6c 20 63 61  6e 20 62 65 20 75 73 65  | call can be use|
00000520  64 20 74 6f 20 73 68 61  64 65 0a 61 20 27 48 65  |d to shade.a 'He|
00000530  6c 70 27 20 6d 65 6e 75  20 69 74 65 6d 20 69 66  |lp' menu item if|
00000540  20 53 74 72 6f 6e 67 48  6c 70 20 68 61 73 20 6e  | StrongHlp has n|
00000550  6f 74 20 62 65 65 6e 20  73 65 65 6e 0a 62 79 20  |ot been seen.by |
00000560  74 68 65 20 46 69 6c 65  72 2c 20 6f 72 20 69 66  |the Filer, or if|
00000570  20 69 74 20 69 73 20 6e  6f 74 20 61 76 61 69 6c  | it is not avail|
00000580  61 62 6c 65 2e 0a 0a 45  78 61 6d 70 6c 65 20 63  |able...Example c|
00000590  6f 64 65 2e 2e 2e 0a 0a  53 68 61 64 65 20 6d 65  |ode.....Shade me|
000005a0  6e 75 20 69 74 65 6d 20  77 69 74 68 20 74 68 65  |nu item with the|
000005b0  20 68 61 6e 64 6c 65 20  48 6c 70 49 74 65 6d 25  | handle HlpItem%|
000005c0  20 69 66 20 53 74 72 6f  6e 67 48 6c 70 0a 69 73  | if StrongHlp.is|
000005d0  20 6e 6f 74 20 61 76 61  69 6c 61 62 6c 65 3a 0a  | not available:.|
000005e0  0a 50 52 4f 43 73 68 65  6c 6c 5f 4d 65 6e 75 53  |.PROCshell_MenuS|
000005f0  68 61 64 65 28 48 6c 70  49 74 65 6d 25 2c 28 46  |hade(HlpItem%,(F|
00000600  4e 73 68 65 6c 6c 5f 53  74 72 6f 6e 67 48 6c 70  |Nshell_StrongHlp|
00000610  49 73 41 76 61 69 6c 61  62 6c 65 3d 30 29 29 0a  |IsAvailable=0)).|
00000620  20 20 0a 2d 2d 2d 2d 2d  2d 2d 2d 2d 2d 2d 2d 2d  |  .-------------|
00000630  2d 2d 2d 2d 2d 2d 2d 2d  2d 2d 2d 2d 2d 2d 2d 2d  |----------------|
*
00000660  2d 2d 2d 2d                                       |----|
00000664