mirror of
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57 lines
2.0 KiB
TypeScript
57 lines
2.0 KiB
TypeScript
/**
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* Copyright (c) Microsoft Corporation.
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*
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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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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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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 React from 'react';
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export const GlassPane: React.FC<{
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cursor: string;
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onPaneMouseMove?: (e: MouseEvent) => void;
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onPaneMouseUp?: (e: MouseEvent) => void;
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onPaneDoubleClick?: (e: MouseEvent) => void;
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}> = ({ cursor, onPaneMouseMove, onPaneMouseUp, onPaneDoubleClick }) => {
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React.useEffect(() => {
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const glassPaneDiv = document.createElement('div');
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glassPaneDiv.style.position = 'fixed';
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glassPaneDiv.style.top = '0';
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glassPaneDiv.style.right = '0';
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glassPaneDiv.style.bottom = '0';
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glassPaneDiv.style.left = '0';
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glassPaneDiv.style.zIndex = '9999';
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glassPaneDiv.style.cursor = cursor;
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document.body.appendChild(glassPaneDiv);
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if (onPaneMouseMove)
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glassPaneDiv.addEventListener('mousemove', onPaneMouseMove);
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if (onPaneMouseUp)
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glassPaneDiv.addEventListener('mouseup', onPaneMouseUp);
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if (onPaneDoubleClick)
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document.body.addEventListener('dblclick', onPaneDoubleClick);
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return () => {
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if (onPaneMouseMove)
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glassPaneDiv.removeEventListener('mousemove', onPaneMouseMove);
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if (onPaneMouseUp)
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glassPaneDiv.removeEventListener('mouseup', onPaneMouseUp);
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if (onPaneDoubleClick)
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document.body.removeEventListener('dblclick', onPaneDoubleClick);
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document.body.removeChild(glassPaneDiv);
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};
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}, [cursor, onPaneMouseMove, onPaneMouseUp, onPaneDoubleClick]);
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return <></>;
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};
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