53 lines
1.6 KiB
JavaScript
53 lines
1.6 KiB
JavaScript
/*
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Copyright 2019 New Vector Ltd
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import FixedDistributor from "./fixed";
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import ResizeItem from "../item";
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class CollapseItem extends ResizeItem {
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notifyCollapsed(collapsed) {
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const callback = this.resizer.config.onCollapsed;
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if (callback) {
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callback(collapsed, this.id, this.domNode);
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}
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}
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}
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export default class CollapseDistributor extends FixedDistributor {
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static createItem(resizeHandle, resizer, sizer) {
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return new CollapseItem(resizeHandle, resizer, sizer);
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}
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constructor(item, config) {
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super(item);
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this.toggleSize = config && config.toggleSize;
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this.isCollapsed = false;
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}
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resize(newSize) {
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const isCollapsedSize = newSize < this.toggleSize;
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if (isCollapsedSize && !this.isCollapsed) {
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this.isCollapsed = true;
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this.item.notifyCollapsed(true);
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} else if (!isCollapsedSize && this.isCollapsed) {
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this.item.notifyCollapsed(false);
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this.isCollapsed = false;
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}
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if (!isCollapsedSize) {
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super.resize(newSize);
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}
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}
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}
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