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Bug 126826: back/forward buttons stop working because of invalid value for sessionhistory.max_entries in prefs.js. r=jrgm, sr=bryner, a=asa

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jaggernaut%netscape.com 2003-02-21 01:50:14 +00:00
parent 6351eb56de
commit 35b7d13c1b
1 changed files with 9 additions and 6 deletions
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15
xpfe/components/shistory/src/nsSHistory.cpp
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@ -35,7 +35,7 @@
#include "nsIDocShellTreeNode.h"
#include "nsIDocShellLoadInfo.h"
#include "nsIServiceManager.h"
#include "nsIPref.h"
#include "nsIPrefService.h"
#define PREF_SHISTORY_SIZE "browser.sessionhistory.max_entries"
static PRInt32 gHistoryMaxSize = 50;
@ -84,12 +84,15 @@ NS_INTERFACE_MAP_END
NS_IMETHODIMP
nsSHistory::Init()
{
nsresult res;
nsCOMPtr<nsIPref> prefs = do_GetService(NS_PREF_CONTRACTID, &res);
if (NS_SUCCEEDED(res) && prefs) {
prefs->GetIntPref(PREF_SHISTORY_SIZE, &gHistoryMaxSize);
nsCOMPtr<nsIPrefService> prefs = do_GetService(NS_PREFSERVICE_CONTRACTID);
if (prefs) {
nsCOMPtr<nsIPrefBranch> defaultBranch;
prefs->GetDefaultBranch(nsnull, getter_AddRefs(defaultBranch));
if (defaultBranch) {
defaultBranch->GetIntPref(PREF_SHISTORY_SIZE, &gHistoryMaxSize);
}
return res;
}
return NS_OK;
}