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add jsdoc for menu.collapse and provide ability to opt-out of updating the scroll position if needed

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This commit is contained in:
Braden Napier 2019-03-18 21:14:12 -07:00
parent 574c1c15b9
commit e304e79290
1 changed files with 18 additions and 9 deletions
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27
src/services/MenuStore.ts
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@ -220,16 +220,25 @@ export class MenuStore {
}
}
collapse(item: IMenuItem) {
/**
* Collapsed the given item without collapsing all parent items like
* `deactivate` does. This is used to close a group item when clicked
* if it is already expanded.
*
* @param {IMenuItem} item
*/
collapse(item: IMenuItem, updateScrollPosition: boolean = true) {
this.activate(item.parent, true, true, false);
const activeItem = this.activeItem;
if (item.items.length > 0) {
this.scroll.scrollIntoView(this.getElementAt(item.absoluteIdx || -1));
} else if (!activeItem) {
const parentIdx = (item.parent && item.parent.absoluteIdx) || -1;
this.scroll.scrollIntoView(this.getElementAt(parentIdx));
} else {
this.scroll.scrollIntoView(this.getElementAt(activeItem.absoluteIdx || -1));
if (updateScrollPosition) {
const activeItem = this.activeItem;
if (item.items.length > 0) {
this.scroll.scrollIntoView(this.getElementAt(item.absoluteIdx || -1));
} else if (!activeItem) {
const parentIdx = (item.parent && item.parent.absoluteIdx) || -1;
this.scroll.scrollIntoView(this.getElementAt(parentIdx));
} else {
this.scroll.scrollIntoView(this.getElementAt(activeItem.absoluteIdx || -1));
}
}
}