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Get the product description.

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This commit is contained in:
Steve Checkoway
2005-10-24 12:46:25 +00:00
parent 55f9fe93be
commit fcff93222e
1 changed files with 27 additions and 3 deletions
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stepmania/src/arch/InputHandler/InputHandler_Carbon.cpp
+27 -3
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@@ -31,7 +31,7 @@ static inline void PrintIOErr( IOReturn err, const char *s )
LOG->Warn( "%s - %s(%x,%d)", s, mach_error_string(err), err, err & 0xFFFFFF );
}
static inline int IntValue( const void *o, int *n )
static inline Boolean IntValue( const void *o, int *n )
{
return CFNumberGetValue( CFNumberRef(o), kCFNumberIntType, n );
}
@@ -136,8 +136,32 @@ bool Device::Open( io_object_t device )
return false;
}
// XXX Get Device Info
mDescription = "XXX Device Info";
CFStringRef productRef = (CFStringRef)CFDictionaryGetValue( properties, CFSTR(kIOHIDProductKey) );
if( productRef )
{
mDescription = CFStringGetCStringPtr( productRef, CFStringGetSystemEncoding() );
}
else
{
CFTypeRef vidRef = (CFTypeRef)CFDictionaryGetValue( properties, CFSTR(kIOHIDVendorIDKey) );
CFTypeRef pidRef = (CFTypeRef)CFDictionaryGetValue( properties, CFSTR(kIOHIDProductIDKey) );
int vid, pid;
if( vidRef && !IntValue(vidRef, &vid) )
vidRef = NULL;
if( pidRef && !IntValue(pidRef, &pid) )
pidRef = NULL;
if( vidRef && pidRef )
mDescription = ssprintf( "%04x:%04x", vid, pid );
else if( vidRef )
mDescription = ssprintf( "%04x", vid );
else if( pidRef )
mDescription = ssprintf( "%04x", pid );
else
mDescription = "(unknown)";
}
CFArrayRef logicalDevices;