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libsaria: Better prefs::init() function 

The preference may be set to zero by the user but default to a non-zero
value.  This can cause frustration on both the user and developer ends.

Signed-off-by: Bryan Schumaker <bjschuma@gmail.com>
This commit is contained in:
Bryan Schumaker 2012-09-09 13:42:05 -04:00
parent 83e3763083
commit a9d875e05e
1 changed files with 9 additions and 3 deletions
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12
libsaria/prefs.cpp
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@ -49,6 +49,13 @@ static void set_preference(string key, int p)
libsaria::app::save("prefs", save, &state, NULL);
}
static bool key_exists(string key)
{
map<string, int>::iterator it;
it = preferences.find(key);
return it != preferences.end();
}
namespace libsaria
{
void prefs::init()
@ -74,12 +81,11 @@ namespace libsaria
int prefs::init(string key, int value)
{
int cur = get(key);
if (cur == 0){
if (!key_exists(key)) {
set_preference(key, value);
return value;
}
return cur;
return get(key);
}
}; /* Namespace: libsaria */