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6fda3cbbeb
* Freeze scroll position when a dropdown menu is open in the TL * Apply this to direct TL as well * Fix case when mouse leaves the menu
19 lines
656 B
JavaScript
19 lines
656 B
JavaScript
import Immutable from 'immutable';
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import {
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DROPDOWN_MENU_OPEN,
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DROPDOWN_MENU_CLOSE,
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} from '../actions/dropdown_menu';
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const initialState = Immutable.Map({ openId: null, placement: null, keyboard: false, scroll_key: null });
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export default function dropdownMenu(state = initialState, action) {
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switch (action.type) {
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case DROPDOWN_MENU_OPEN:
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return state.merge({ openId: action.id, placement: action.placement, keyboard: action.keyboard, scroll_key: action.scroll_key });
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case DROPDOWN_MENU_CLOSE:
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return state.get('openId') === action.id ? state.set('openId', null).set('scroll_key', null) : state;
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default:
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return state;
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}
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}
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