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feat(tree-view): add showNode accessor (#1844)

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Closes #1377
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metonym 2023-11-12 14:25:15 -08:00 • committed by GitHub
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COMPONENT_INDEX.md
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@ -4691,19 +4691,20 @@ export interface TreeNode {
### Props
| Prop name | Required | Kind | Reactive | Type | Default value | Description |
| :------------ | :------- | :-------------------- | :------- | ------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ | ------------------------------------------------------------------------------------------------ |
| expandedIds | No | <code>let</code> | Yes | <code>ReadonlyArray<TreeNodeId></code> | <code>[]</code> | Set the node ids to be expanded |
| selectedIds | No | <code>let</code> | Yes | <code>ReadonlyArray<TreeNodeId></code> | <code>[]</code> | Set the node ids to be selected |
| activeId | No | <code>let</code> | Yes | <code>TreeNodeId</code> | <code>""</code> | Set the current active node id<br />Only one node can be active |
| children | No | <code>let</code> | No | <code>Array<TreeNode></code> | <code>[]</code> | Provide an array of children nodes to render |
| size | No | <code>let</code> | No | <code>"default" &#124; "compact"</code> | <code>"default"</code> | Specify the TreeView size |
| labelText | No | <code>let</code> | No | <code>string</code> | <code>""</code> | Specify the label text |
| hideLabel | No | <code>let</code> | No | <code>boolean</code> | <code>false</code> | Set to `true` to visually hide the label text |
| expandAll | No | <code>function</code> | No | <code>() => void</code> | <code>() => { expandedIds = [...nodeIds]; }</code> | Programmatically expand all nodes |
| collapseAll | No | <code>function</code> | No | <code>() => void</code> | <code>() => { expandedIds = []; }</code> | Programmatically collapse all nodes |
| expandNodes | No | <code>function</code> | No | <code>(filterId?: (node: TreeNode) => boolean) => void</code> | <code>() => { expandedIds = nodes .filter( (node) => filterNode(node) &#124;&#124; node.children?.some((child) => filterNode(child) && child.children) ) .map((node) => node.id); }</code> | Programmatically expand a subset of nodes.<br />Expands all nodes if no argument is provided |
| collapseNodes | No | <code>function</code> | No | <code>(filterId?: (node: TreeNode) => boolean) => void</code> | <code>() => { expandedIds = nodes .filter((node) => expandedIds.includes(node.id) && !filterNode(node)) .map((node) => node.id); }</code> | Programmatically collapse a subset of nodes.<br />Collapses all nodes if no argument is provided |
| Prop name | Required | Kind | Reactive | Type | Default value | Description |
| :------------ | :------- | :-------------------- | :------- | ------------------------------------------------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ---------------------------------------------------------------------------------------------------- |
| expandedIds | No | <code>let</code> | Yes | <code>ReadonlyArray<TreeNodeId></code> | <code>[]</code> | Set the node ids to be expanded |
| selectedIds | No | <code>let</code> | Yes | <code>ReadonlyArray<TreeNodeId></code> | <code>[]</code> | Set the node ids to be selected |
| activeId | No | <code>let</code> | Yes | <code>TreeNodeId</code> | <code>""</code> | Set the current active node id<br />Only one node can be active |
| children | No | <code>let</code> | No | <code>Array<TreeNode></code> | <code>[]</code> | Provide an array of children nodes to render |
| size | No | <code>let</code> | No | <code>"default" &#124; "compact"</code> | <code>"default"</code> | Specify the TreeView size |
| labelText | No | <code>let</code> | No | <code>string</code> | <code>""</code> | Specify the label text |
| hideLabel | No | <code>let</code> | No | <code>boolean</code> | <code>false</code> | Set to `true` to visually hide the label text |
| expandAll | No | <code>function</code> | No | <code>() => void</code> | <code>() => { expandedIds = [...nodeIds]; }</code> | Programmatically expand all nodes |
| collapseAll | No | <code>function</code> | No | <code>() => void</code> | <code>() => { expandedIds = []; }</code> | Programmatically collapse all nodes |
| expandNodes | No | <code>function</code> | No | <code>(filterId?: (node: TreeNode) => boolean) => void</code> | <code>() => { expandedIds = nodes .filter( (node) => filterNode(node) &#124;&#124; node.children?.some((child) => filterNode(child) && child.children) ) .map((node) => node.id); }</code> | Programmatically expand a subset of nodes.<br />Expands all nodes if no argument is provided |
| collapseNodes | No | <code>function</code> | No | <code>(filterId?: (node: TreeNode) => boolean) => void</code> | <code>() => { expandedIds = nodes .filter((node) => expandedIds.includes(node.id) && !filterNode(node)) .map((node) => node.id); }</code> | Programmatically collapse a subset of nodes.<br />Collapses all nodes if no argument is provided |
| showNode | No | <code>function</code> | No | <code>(id: TreeNodeId) => void</code> | <code>() => { for (const child of children) { const nodes = findNodeById(child, id); if (nodes) { const ids = nodes.map((node) => node.id); const nodeIds = new Set(ids); expandNodes((node) => nodeIds.has(node.id)); const lastId = ids[ids.length - 1]; activeId = lastId; selectedIds = [lastId]; tick().then(() => { ref?.querySelector(\`[id="${lastId}"]\`)?.focus(); }); // Break out of the loop if the node is found. break; } } }</code> | Programmatically show a node by `id`.<br />The matching node will be expanded, selected, and focused |
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