You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
87 lines
2.9 KiB
87 lines
2.9 KiB
1 year ago
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require(["gitbook", "jQuery"], function(gitbook, $) {
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function selectElementText(el){
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var range = document.createRange();
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range.selectNodeContents(el);
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var selection = window.getSelection();
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selection.removeAllRanges();
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selection.addRange(range);
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}
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function getSelectedText() {
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var t = '';
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if (window.getSelection) {
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t = window.getSelection();
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} else if (document.getSelection) {
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t = document.getSelection();
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} else if (document.selection) {
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t = document.selection.createRange().text;
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}
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return t;
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}
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function copyToClipboard(text) {
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if (window.clipboardData && window.clipboardData.setData) {
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// IE specific code path to prevent textarea being shown while dialog is visible.
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return clipboardData.setData("Text", text);
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} else if (document.queryCommandSupported && document.queryCommandSupported("copy")) {
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var textarea = document.createElement("textarea");
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textarea.textContent = text;
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textarea.style.position = "fixed"; // Prevent scrolling to bottom of page in MS Edge.
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document.body.appendChild(textarea);
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textarea.select();
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try {
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return document.execCommand("copy"); // Security exception may be thrown by some browsers.
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} catch (ex) {
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console.warn("Copy to clipboard failed.", ex);
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return false;
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} finally {
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document.body.removeChild(textarea);
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}
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}
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}
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function expand(chapter) {
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chapter.show();
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if (chapter.parent().attr('class') != 'summary'
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&& chapter.parent().attr('class') != 'book-summary'
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&& chapter.length != 0
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) {
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expand(chapter.parent());
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}
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}
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gitbook.events.bind("page.change", function() {
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$("pre").each(function(){
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$(this).css("position", "relative");
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var $copyCodeButton = $("<button class='copy-code-button'>Copy</button>");
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$copyCodeButton.css({"position": "absolute", "top": "5px", "right": "5px", "padding": "3px", "background-color":"#313E4E", "color":"white", "border-radius": "5px" , "-moz-border-radius": "5px", "-webkit-border-radius": "5px", "border": "2px solid #CCCCCC"});
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$copyCodeButton.click(function(){
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var $codeContainer = $(this).siblings("code");
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if($codeContainer) {
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selectElementText($codeContainer.get(0));
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var selectedText = getSelectedText();
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var buttonNewText = "";
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if(copyToClipboard(selectedText) == true){
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buttonNewText = "Copied";
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selectElementText($codeContainer.get(0));
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} else {
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buttonNewText = "Unable to copy";
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selectElementText($codeContainer.get(0));
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}
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$(this).text(buttonNewText);
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var that = this;
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setTimeout(function(){
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$(that).text("Copy");
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}, 2000);
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}
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});
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$(this).append($copyCodeButton);
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});
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});
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});
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