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#if defined(Hiro_TreeView)
auto mTreeView::allocate() -> pObject* {
return new pTreeView(*this);
}
auto mTreeView::destruct() -> void {
for(auto& item : state.items) item->destruct();
mWidget::destruct();
}
//
auto mTreeView::append(sTreeViewItem item) -> type& {
state.items.append(item);
item->setParent(this, itemCount() - 1);
signal(append, item);
return *this;
}
auto mTreeView::backgroundColor() const -> Color {
return state.backgroundColor;
}
auto mTreeView::doActivate() const -> void {
if(state.onActivate) return state.onActivate();
}
auto mTreeView::doChange() const -> void {
if(state.onChange) return state.onChange();
}
auto mTreeView::doContext() const -> void {
if(state.onContext) return state.onContext();
}
auto mTreeView::doToggle(sTreeViewItem item) const -> void {
if(state.onToggle) return state.onToggle(item);
}
auto mTreeView::foregroundColor() const -> Color {
return state.foregroundColor;
}
auto mTreeView::item(const string& path) const -> TreeViewItem {
if(path.empty()) return {};
auto paths = path.split("/");
unsigned position = paths.takeFirst().natural();
if(position >= itemCount()) return {};
if(paths.empty()) return state.items[position];
return state.items[position]->item(paths.merge("/"));
}
auto mTreeView::itemCount() const -> unsigned {
return state.items.size();
}
auto mTreeView::items() const -> vector<TreeViewItem> {
vector<TreeViewItem> items;
for(auto& item : state.items) items.append(item);
return items;
}
auto mTreeView::onActivate(const function<void ()>& callback) -> type& {
state.onActivate = callback;
return *this;
}
auto mTreeView::onChange(const function<void ()>& callback) -> type& {
state.onChange = callback;
return *this;
}
auto mTreeView::onContext(const function<void ()>& callback) -> type& {
state.onContext = callback;
return *this;
}
auto mTreeView::onToggle(const function<void (sTreeViewItem)>& callback) -> type& {
state.onToggle = callback;
return *this;
}
auto mTreeView::remove(sTreeViewItem item) -> type& {
signal(remove, item);
state.items.remove(item->offset());
for(auto n : range(item->offset(), itemCount())) {
state.items[n]->adjustOffset(-1);
}
item->setParent();
return *this;
}
auto mTreeView::reset() -> type& {
state.selectedPath.reset();
for(auto n : rrange(state.items)) remove(state.items[n]);
return *this;
}
auto mTreeView::selected() const -> TreeViewItem {
return item(state.selectedPath);
}
auto mTreeView::setBackgroundColor(Color color) -> type& {
state.backgroundColor = color;
signal(setBackgroundColor, color);
return *this;
}
auto mTreeView::setForegroundColor(Color color) -> type& {
state.foregroundColor = color;
signal(setForegroundColor, color);
return *this;
}
auto mTreeView::setParent(mObject* object, signed offset) -> type& {
for(auto n : rrange(state.items)) state.items[n]->destruct();
mObject::setParent(object, offset);
for(auto& item : state.items) item->setParent(this, item->offset());
return *this;
}
#endif
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