bool
BrowsingHistory::_AddItem(const BrowsingHistoryItem& item, bool internal)
{
int32 count = CountItems();
int32 insertionIndex = count;
for (int32 i = 0; i < count; i++) {
BrowsingHistoryItem* existingItem
= reinterpret_cast<BrowsingHistoryItem*>(
fHistoryItems.ItemAtFast(i));
if (item.URL() == existingItem->URL()) {
if (!internal) {
existingItem->Invoked();
_SaveSettings();
}
return true;
}
if (item < *existingItem)
insertionIndex = i;
}
BrowsingHistoryItem* newItem = new(std::nothrow) BrowsingHistoryItem(item);
if (!newItem || !fHistoryItems.AddItem(newItem, insertionIndex)) {
delete newItem;
return false;
}
if (!internal) {
newItem->Invoked();
_SaveSettings();
}
return true;
}
virtual void FetchChoicesFor(const BString& pattern)
{
int32 count = CountChoices();
for (int32 i = 0; i < count; i++) {
delete reinterpret_cast<BAutoCompleter::Choice*>(
fChoices.ItemAtFast(i));
}
fChoices.MakeEmpty();
// Search through BrowsingHistory for any matches.
BrowsingHistory* history = BrowsingHistory::DefaultInstance();
if (!history->Lock())
return;
BString lastBaseURL;
int32 priority = INT_MAX;
count = history->CountItems();
for (int32 i = 0; i < count; i++) {
BrowsingHistoryItem item = history->HistoryItemAt(i);
const BString& choiceText = item.URL();
int32 matchPos = choiceText.IFindFirst(pattern);
if (matchPos < 0)
continue;
if (lastBaseURL.Length() > 0
&& choiceText.FindFirst(lastBaseURL) >= 0) {
priority--;
} else
priority = INT_MAX;
lastBaseURL = baseURL(choiceText);
fChoices.AddItem(new URLChoice(choiceText,
choiceText, matchPos, pattern.Length(), priority));
}
history->Unlock();
fChoices.SortItems(_CompareChoices);
}
void
BrowsingHistory::_SaveSettings()
{
BFile settingsFile;
if (_OpenSettingsFile(settingsFile,
B_CREATE_FILE | B_ERASE_FILE | B_WRITE_ONLY)) {
BMessage settingsArchive;
settingsArchive.AddInt32("max history item age", fMaxHistoryItemAge);
BMessage historyItemArchive;
int32 count = CountItems();
for (int32 i = 0; i < count; i++) {
BrowsingHistoryItem item = HistoryItemAt(i);
if (item.Archive(&historyItemArchive) != B_OK)
break;
if (settingsArchive.AddMessage("history item",
&historyItemArchive) != B_OK) {
break;
}
historyItemArchive.MakeEmpty();
}
settingsArchive.Flatten(&settingsFile);
}
}