void SSequencerLabelBrowser::HandleLabelListRowLabelRenamed(TSharedPtr<FSequencerLabelTreeNode> Node, const FString& NewLabel)
{
if (Sequencer.IsValid() && Sequencer.Pin()->GetLabelManager().RenameLabel(Node->Label, NewLabel))
{
ReloadLabelList(true);
}
}
void SSequencerLabelEditor::CreateLabelFromFilterText()
{
for (auto ObjectId : ObjectIds)
{
Sequencer->GetLabelManager().AddObjectLabel(ObjectId, FilterBox->GetText().ToString());
}
FilterBox->SetText(FText::GetEmpty());
ReloadLabelList(true);
}
BEGIN_SLATE_FUNCTION_BUILD_OPTIMIZATION
void SSequencerLabelBrowser::Construct(const FArguments& InArgs, TSharedRef<FSequencer> InSequencer)
{
OnSelectionChanged = InArgs._OnSelectionChanged;
Sequencer = InSequencer;
ChildSlot
[
SAssignNew(LabelTreeView, STreeView<TSharedPtr<FSequencerLabelTreeNode>>)
.ItemHeight(20.0f)
.OnContextMenuOpening(this, &SSequencerLabelBrowser::HandleLabelTreeViewContextMenuOpening)
.OnGenerateRow(this, &SSequencerLabelBrowser::HandleLabelTreeViewGenerateRow)
.OnGetChildren(this, &SSequencerLabelBrowser::HandleLabelTreeViewGetChildren)
.OnSelectionChanged(this, &SSequencerLabelBrowser::HandleLabelTreeViewSelectionChanged)
.SelectionMode(ESelectionMode::Single)
.TreeItemsSource(&LabelList)
];
Sequencer.Pin()->GetLabelManager().OnLabelsChanged().AddSP(this, &SSequencerLabelBrowser::HandleLabelManagerLabelsChanged);
ReloadLabelList(true);
}
void SSequencerLabelEditor::HandleFilterBoxTextChanged(const FText& NewText)
{
ReloadLabelList(false);
}
void SSequencerLabelEditor::Construct(const FArguments& InArgs, FSequencer& InSequencer, const TArray<FGuid>& InObjectIds)
{
Sequencer = &InSequencer;
ObjectIds = InObjectIds;
ChildSlot
[
SNew(SVerticalBox)
+ SVerticalBox::Slot()
.AutoHeight()
[
SNew(STextBlock)
.Text(LOCTEXT("LabelAs", "Label as:"))
]
+ SVerticalBox::Slot()
.AutoHeight()
.Padding(0.0f, 2.0f)
[
SNew(SHorizontalBox)
+ SHorizontalBox::Slot()
.FillWidth(1.0f)
[
SAssignNew(FilterBox, SEditableTextBox)
.ClearKeyboardFocusOnCommit(false)
.MinDesiredWidth(144.0f)
.OnKeyDownHandler(this, &SSequencerLabelEditor::HandleFilterBoxKeyDown)
.OnTextChanged(this, &SSequencerLabelEditor::HandleFilterBoxTextChanged)
.SelectAllTextWhenFocused(true)
.ToolTipText(LOCTEXT("FilterBoxToolTip", "Type one or more strings to filter by. New label names may not contain whitespace. Use the `.` symbol to filter or create hierarchical labels"))
]
+ SHorizontalBox::Slot()
.AutoWidth()
.Padding(4.0f, 0.0f, 0.0f, 0.0f)
[
SNew(SButton)
.IsEnabled(this, &SSequencerLabelEditor::HandleCreateNewLabelButtonIsEnabled)
.OnClicked(this, &SSequencerLabelEditor::HandleCreateNewLabelButtonClicked)
.Content()
[
SNew(STextBlock)
.Text(LOCTEXT("CreateNewLabelButton", "Create New"))
]
]
]
+ SVerticalBox::Slot()
.AutoHeight()
.Padding(0.0f, 4.0f, 0.0f, 0.0f)
[
SAssignNew(LabelListView, SListView<TSharedPtr<FString>>)
.ItemHeight(20.0f)
.ListItemsSource(&LabelList)
.OnGenerateRow(this, &SSequencerLabelEditor::HandleLabelListViewGenerateRow)
.SelectionMode(ESelectionMode::None)
]
];
ReloadLabelList(true);
}
void SSequencerLabelBrowser::HandleLabelManagerLabelsChanged()
{
ReloadLabelList(true);
}