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Added PrefHasUserPref functionality. r=bnesse, sr=alecf, a=asa. Checking in for Chip C.

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This commit is contained in:
bnesse%netscape.com 2001-06-08 20:31:34 +00:00
parent 5f132f8257
commit f35caf85e8
3 changed files with 25 additions and 0 deletions
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1
modules/libpref/public/nsIPrefBranch.idl
View File

@ -85,6 +85,7 @@ interface nsIPrefBranch : nsISupports
*/
void lockPref(in string aPrefName);
boolean prefHasUserValue(in string aPrefName);
boolean prefIsLocked(in string aPrefName);
void unlockPref(in string aPrefName);

10
modules/libpref/src/nsPref.cpp
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@ -296,6 +296,16 @@ NS_IMETHODIMP nsPref::PrefIsLocked(const char *aPrefName, PRBool *_retval)
return rv;
}
NS_IMETHODIMP nsPref::PrefHasUserValue(const char *aPrefName, PRBool *_retval)
{
nsresult rv;
nsCOMPtr<nsIPrefBranch> prefBranch = do_QueryInterface(mPrefService, &rv);
if (NS_SUCCEEDED(rv))
rv = prefBranch->PrefHasUserValue(aPrefName, _retval);
return rv;
}
NS_IMETHODIMP nsPref::UnlockPref(const char *aPrefName)
{
nsresult rv;

14
modules/libpref/src/nsPrefBranch.cpp
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@ -429,6 +429,20 @@ NS_IMETHODIMP nsPrefBranch::ClearUserPref(const char *aPrefName)
return rv;
}
NS_IMETHODIMP nsPrefBranch::PrefHasUserValue(const char *aPrefName, PRBool *_retval)
{
const char *pref = getPrefName(aPrefName);
nsresult rv;
NS_ENSURE_ARG_POINTER(_retval);
rv = QueryObserver(pref);
if (NS_SUCCEEDED(rv)) {
*_retval = PREF_HasUserPref(pref);
}
return rv;
}
NS_IMETHODIMP nsPrefBranch::LockPref(const char *aPrefName)
{
const char *pref = getPrefName(aPrefName);