사용자:하늘/addCopyButtonToCode.js

/**
 * 코드 상자에 코드를 복사하는 버튼을 추가합니다.
 */
mw.loader.using(['oojs-ui-core', 'oojs-ui.styles.icons-editing-advanced'], () => {

	mw.util.addCSS('.copyToClipBoard-button { 	margin-top: 0.7em; margin-right: 0.7em; position: absolute; z-index: 100; right: 0; }\
	.mw-highlight { position: relative; }');
	
    const highlightElements = document.querySelectorAll(".mw-parser-output .mw-highlight");
	
	highlightElements.forEach(element => {
		var copyToClipBoardbutton = new OO.ui.ButtonWidget({
			label: 'copy',
			icon: 'code',
			title: 'copy this code to clipboard',
			classes: ['copyToClipBoard-button']
		});
		
		const codeText = element.firstChild.innerText;
		copyToClipBoardbutton.on('click', () => copyToClipBoard(codeText));
		
		const endBlock = document.createElement('div');
		endBlock.style = "clear:both";
		$(element).prepend(copyToClipBoardbutton.$element);
		element.appendChild(endBlock);
	});
});

/**
 * content를 클립보드로 복사합니다.
 * @param {string} content 
 */
function copyToClipBoard(content) {
	navigator.clipboard.writeText(content);
}