Softwareentwicklung in C++ - ASC

546 B. Vollständige Implementation des Memory Spiels
64 void ∗ r e t = elements [ index ] ;
65 elements [ index ] = 0 ;
66 return ( r e t ) ;
67 }
B.1.3 Implementation von CommandlineHandling
1 // simple commandline handling . cpp − implementation o f the
2 // commandline handling c l a s s
3
4 #include < c s t d l i b>
5 #include ” simple commandline handling . h”
6
7 //−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−
8 void CommandlineHandling : : declareArgument (
9 uint32 index , uint32 type , ArgumentHandler ∗ handler )
10 {
11 i f ( ( type > HIGHEST ARG TYPE ) | |
12 ( index >= static cast(max num args ) ) | |
13 ( ! handler ) )
14 return ;
15 switch ( type )
16 {
17 case UINT32 ARG:
18 {
19 uint32 ∗ type element = new uint32 ( type ) ;
20 types . setElementAt ( index , type element ) ;
21 handlers . setElementAt ( index , handler ) ;
22 }
23 break ;
24 default :
25 // nothing to be done , but d e l e t e the handler because
26 // the c a l l e r r e l i e s on t h i s behaviour !
27 delete handler ;
28 }
29 }
30
31 //−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−
32 void CommandlineHandling : : handleCommandline ( int32 num args ,
33 char ∗ args [ ] )
34 {
35 i f ( num args > max num args ) // don ’ t handle more than what
36 num args = max num args ; // has been declared
37 for ( int32 current = 0 ; current < num args ; current++)
38 {
39 uint32 ∗ element type ;
40 i f ( ! ( element type = static cast(
41 types . getElementAt ( current ) ) ) )
42 continue ;
43 switch (∗ element type )
44 {
45 case UINT32 ARG:
46 {
47 uint32 converted arg = s t r t o l ( args [ current ] ,NULL, 1 0 ) ;
48 reinterpret cast(
49 handlers . getElementAt ( current))−>
50 argumentNotification ( current ,& converted arg ) ;
51 break ;
52 }
53 default :
54 break ;
55 }
56 }