void SSuperSearchBox::SuggestionSelectionChanged(TSharedPtr<FSearchEntry> NewValue)
{
if(bIgnoreUIUpdate)
{
return;
}
if (NewValue.Get() == NULL || NewValue->bCategory)
{
return;
}
int32 CurrentCategory = INDEX_NONE;
for(int32 i = 0; i < Suggestions.Num(); ++i)
{
if (Suggestions[i]->bCategory)
{
CurrentCategory = i;
}
if(NewValue == Suggestions[i])
{
SelectedSuggestion = i;
MarkActiveSuggestion();
FString const Category = CurrentCategory != INDEX_NONE ? Suggestions[CurrentCategory]->Title : FString();
ActOnSuggestion(NewValue, Category);
break;
}
}
}
FReply SSuperSearchBox::OnKeyDown( const FGeometry& MyGeometry, const FKeyEvent& KeyEvent )
{
if(SuggestionBox->IsOpen() && Suggestions.Num())
{
if(KeyEvent.GetKey() == EKeys::Up || KeyEvent.GetKey() == EKeys::Down)
{
if(KeyEvent.GetKey() == EKeys::Up)
{
//if we're at the top swing around
if(SelectedSuggestion == 1)
{
SelectedSuggestion = Suggestions.Num() - 1;
}
else
{
// got one up
--SelectedSuggestion;
//make sure we're not selecting category
if (Suggestions[SelectedSuggestion]->bCategory)
{
//we know that category is never shown empty so above us will be fine
--SelectedSuggestion;
}
}
}
if(KeyEvent.GetKey() == EKeys::Down)
{
if(SelectedSuggestion < Suggestions.Num() - 1)
{
// go one down, possibly from edit control to top
++SelectedSuggestion;
//make sure we're not selecting category
if (Suggestions[SelectedSuggestion]->bCategory)
{
//we know that category is never shown empty so below us will be fine
++SelectedSuggestion;
}
}
else
{
// back to edit control
SelectedSuggestion = 1;
}
}
MarkActiveSuggestion();
return FReply::Handled();
}
}
return FReply::Unhandled();
}
void SSuperSearchBox::UpdateSuggestions()
{
const FText & Query = InputText->GetText();
FSearchResults * SearchResults = SearchResultsCache.Find(Query.ToString());
//go through and build new suggestion list for list view widget
ClearSuggestions();
//still waiting on results for current query
if (SearchResults == NULL)
{
return;
}
//first tutorials
UpdateSuggestionHelper(NSLOCTEXT("SuperSearch", "tutorials", "Tutorials"), SearchResults->TutorialResults, Suggestions);
//then docs
UpdateSuggestionHelper(NSLOCTEXT("SuperSearch", "docs", "Documentation"), SearchResults->OnlineResults.FindOrAdd(TEXT("documentation")), Suggestions);
//then api
UpdateSuggestionHelper(NSLOCTEXT("SuperSearch", "API", "API"), SearchResults->OnlineResults.FindOrAdd(TEXT("api")), Suggestions);
//then wiki
UpdateSuggestionHelper(NSLOCTEXT("SuperSearch", "wiki", "Wiki"), SearchResults->OnlineResults.FindOrAdd(TEXT("wiki")), Suggestions);
//then answerhub
UpdateSuggestionHelper(NSLOCTEXT("SuperSearch", "answers", "Answerhub"), SearchResults->OnlineResults.FindOrAdd(TEXT("answers")), Suggestions);
FSuperSearchModule& SuperSearchModule = FModuleManager::LoadModuleChecked< FSuperSearchModule >(TEXT("SuperSearch"));
//Broadcast to anyone registered
SuperSearchModule.GetSearchTextChanged().Broadcast(InputText->GetText().ToString(),Suggestions);
//finally add other category
Suggestions.Add(OtherCategory);
Suggestions.Add(AskQuestionEntry);
SelectedSuggestion = 1;
// Ideally if the selection box is open the output window is not changing it's window title (flickers)
SuggestionBox->SetIsOpen(true, false);
MarkActiveSuggestion();
// Force the textbox back into focus.
FSlateApplication::Get().SetKeyboardFocus(InputText.ToSharedRef(), EFocusCause::SetDirectly);
}
void SSuggestionTextBox::HandleSuggestionListViewSelectionChanged( TSharedPtr<FString> NewValue, ESelectInfo::Type SelectInfo )
{
if (!IgnoreUIUpdate)
{
for (int32 i = 0; i < Suggestions.Num(); ++i)
{
if (NewValue == Suggestions[i])
{
SelectedSuggestion = i;
MarkActiveSuggestion();
FocusTextBox();
break;
}
}
}
}
FReply SSuggestionTextBox::OnKeyDown( const FGeometry& MyGeometry, const FKeyboardEvent& KeyboardEvent )
{
const FString& InputTextStr = TextBox->GetText().ToString();
if (MenuAnchor->IsOpen())
{
if (KeyboardEvent.GetKey() == EKeys::Up)
{
// backward navigate the list of suggestions
if (SelectedSuggestion < 0)
{
SelectedSuggestion = Suggestions.Num() - 1;
}
else
{
--SelectedSuggestion;
}
MarkActiveSuggestion();
return FReply::Handled();
}
else if(KeyboardEvent.GetKey() == EKeys::Down)
{
// forward navigate the list of suggestions
if (SelectedSuggestion < Suggestions.Num() - 1)
{
++SelectedSuggestion;
}
else
{
SelectedSuggestion = -1;
}
MarkActiveSuggestion();
return FReply::Handled();
}
else if (KeyboardEvent.GetKey() == EKeys::Tab)
{
// auto-complete the highlighted suggestion
if (Suggestions.Num())
{
if ((SelectedSuggestion >= 0) && (SelectedSuggestion < Suggestions.Num()))
{
MarkActiveSuggestion();
HandleTextBoxTextCommitted(TextBox->GetText(), ETextCommit::OnEnter);
}
else
{
SelectedSuggestion = 0;
MarkActiveSuggestion();
}
}
return FReply::Handled();
}
}
else
{
if ((KeyboardEvent.GetKey() == EKeys::Up) || (KeyboardEvent.GetKey() == EKeys::Down))
{
// show the input history
if (OnShowingHistory.IsBound())
{
TArray<FString> HistoryStrings;
OnShowingHistory.ExecuteIfBound(HistoryStrings);
if (HistoryStrings.Num() > 0)
{
SetSuggestions(HistoryStrings, true);
if (KeyboardEvent.GetKey() == EKeys::Up)
{
SelectedSuggestion = HistoryStrings.Num() - 1;
}
else
{
SelectedSuggestion = 0;
}
MarkActiveSuggestion();
}
}
return FReply::Handled();
}
}
return FReply::Unhandled();
}