Robin E. R. Davies
63 lines
2.5 KiB
TypeScript
63 lines
2.5 KiB
TypeScript
// Copyright (c) 2022 Robin Davies
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy of
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// this software and associated documentation files (the "Software"), to deal in
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// the Software without restriction, including without limitation the rights to
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// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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// the Software, and to permit persons to whom the Software is furnished to do so,
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// subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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import React from 'react';
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class ResizeResponsiveComponent<PROPS={},STATE={},S=any> extends React.Component<PROPS,STATE,S> {
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constructor(props: PROPS) {
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super(props);
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this.handleWindowResize = this.handleWindowResize.bind(this);
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this.windowSize.width = document.documentElement.clientWidth;
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this.windowSize.height = document.documentElement.clientHeight;
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}
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windowSize: {width: number,height:number} = {width: 1280, height: 1024};
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onWindowSizeChanged(width: number, height: number): void {
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}
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handleWindowResize() {
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let width_ = document.documentElement.clientWidth;
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let height_ = document.documentElement.clientHeight;
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if (width_ !== this.windowSize.width || height_ !== this.windowSize.height)
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{
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this.windowSize = {width: width_, height: height_};
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this.onWindowSizeChanged(this.windowSize.width,this.windowSize.height);
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}
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}
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componentDidMount() {
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window.addEventListener('resize', this.handleWindowResize);
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let width_ = document.documentElement.clientWidth;
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let height_ = document.documentElement.clientHeight;
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this.windowSize = {width: width_, height: height_};
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this.onWindowSizeChanged(this.windowSize.width,this.windowSize.height);
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}
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componentWillUnmount() {
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window.removeEventListener('resize', this.handleWindowResize);
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}
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}
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export default ResizeResponsiveComponent; |