Struct HierarchyPanel 

pub struct HierarchyPanel {
    pub nodes: HashMap<NodeId, HierarchyNode>,
    pub roots: Vec<NodeId>,
    pub selected: Vec<NodeId>,
    pub prefabs: HashMap<String, PrefabNode>,
    pub drag_drop: DragDropState,
    pub keyboard: KeyboardNavState,
    pub search_query: String,
    pub filter_kind: Option<NodeKind>,
    /* private fields */
}

The scene hierarchy tree panel.

Fields

nodes: HashMap<NodeId, HierarchyNode>

roots: Vec<NodeId>

selected: Vec<NodeId>

prefabs: HashMap<String, PrefabNode>

drag_drop: DragDropState

keyboard: KeyboardNavState

search_query: String

filter_kind: Option<NodeKind>

Implementations

impl HierarchyPanel

pub fn new() -> Self

pub fn add_node( &mut self, name: impl Into<String>, kind: NodeKind, parent: Option<NodeId>, ) -> NodeId

Add a new node, optionally parented to parent.

pub fn delete_recursive(&mut self, id: NodeId)

Remove a node and all its descendants.

pub fn rename(&mut self, id: NodeId, new_name: impl Into<String>)

pub fn reparent(&mut self, child: NodeId, new_parent: Option<NodeId>)

Move child to be a child of new_parent (None = root).

pub fn duplicate_subtree(&mut self, id: NodeId) -> Option<NodeId>

Deep-clone id and all its descendants. Returns the new root.

pub fn expand_all(&mut self)

pub fn collapse_all(&mut self)

pub fn expand_to(&mut self, id: NodeId)

Expand the path from root to id.

pub fn set_visible(&mut self, id: NodeId, visible: bool)

pub fn toggle_visible(&mut self, id: NodeId)

pub fn set_locked(&mut self, id: NodeId, locked: bool)

pub fn toggle_locked(&mut self, id: NodeId)

pub fn set_search(&mut self, query: impl Into<String>)

pub fn clear_search(&mut self)

pub fn set_kind_filter(&mut self, kind: Option<NodeKind>)

pub fn filter_by_name(&self, query: &str) -> Vec<NodeId>

pub fn filter_by_kind(&self, kind: NodeKind) -> Vec<NodeId>

pub fn select(&mut self, id: NodeId)

pub fn toggle_select(&mut self, id: NodeId)

pub fn range_select(&mut self, id: NodeId)

Shift+click: select a contiguous range in the flat list.

pub fn select_all(&mut self)

pub fn deselect_all(&mut self)

pub fn is_selected(&self, id: NodeId) -> bool

pub fn make_prefab( &mut self, id: NodeId, prefab_name: impl Into<String>, ) -> String

pub fn instantiate_prefab( &mut self, prefab_name: &str, parent: Option<NodeId>, ) -> Option<NodeId>

pub fn group_selected( &mut self, group_name: impl Into<String>, ) -> Option<NodeId>

Group selected nodes under a new Group node.

pub fn visible_flat_list(&mut self) -> &[NodeId]

Returns the current flat list (rebuilds if stale).

pub fn undo(&mut self) -> bool

pub fn redo(&mut self) -> bool

pub fn keyboard_up(&mut self) -> Option<NodeId>

Move keyboard focus up; returns the newly focused NodeId if any.

pub fn keyboard_down(&mut self) -> Option<NodeId>

Move keyboard focus down.

pub fn keyboard_begin_rename(&mut self)

Activate rename mode for the focused node.

pub fn keyboard_finish_rename(&mut self)

Finish rename and apply.

pub fn keyboard_delete(&mut self)

Delete the focused node.

pub fn begin_drag(&mut self, id: NodeId, y: f32)

pub fn update_drag(&mut self, y: f32, hover: Option<NodeId>, pos: DropPosition)

pub fn finish_drag(&mut self)

pub fn render_ascii(&mut self) -> String

pub fn node_count(&self) -> usize

Trait Implementations

impl Default for HierarchyPanel

fn default() -> Self

Returns the “default value” for a type.