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Allow Cvar_Toggle_f() to iterate through a list of values.

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Fixes Bugzilla #3591.
This commit is contained in:
Ryan C. Gordon 2009-09-15 05:43:53 +00:00
parent f8604a64f4
commit aedf24bd72
1 changed files with 30 additions and 7 deletions
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37
code/qcommon/cvar.c
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@ -690,21 +690,44 @@ void Cvar_Print_f(void)
============
Cvar_Toggle_f
Toggles a cvar for easy single key binding
Toggles a cvar for easy single key binding, optionally through a list of
given values
============
*/
void Cvar_Toggle_f( void ) {
int v;
int i, c = Cmd_Argc();
char *curval;
if ( Cmd_Argc() != 2 ) {
Com_Printf ("usage: toggle <variable>\n");
if(c < 2) {
Com_Printf("usage: toggle <variable> [value1, value2, ...]\n");
return;
}
v = Cvar_VariableValue( Cmd_Argv( 1 ) );
v = !v;
if(c == 2) {
Cvar_Set2(Cmd_Argv(1), va("%d",
!Cvar_VariableValue(Cmd_Argv(1))),
qfalse);
return;
}
Cvar_Set2 (Cmd_Argv(1), va("%i", v), qfalse);
if(c == 3) {
Com_Printf("toggle: nothing to toggle to\n");
return;
}
curval = Cvar_VariableString(Cmd_Argv(1));
// don't bother checking the last arg for a match since the desired
// behaviour is the same as no match (set to the first argument)
for(i = 2; i + 1 < c; i++) {
if(strcmp(curval, Cmd_Argv(i)) == 0) {
Cvar_Set2(Cmd_Argv(1), Cmd_Argv(i + 1), qfalse);
return;
}
}
// fallback
Cvar_Set2(Cmd_Argv(1), Cmd_Argv(2), qfalse);
}
/*