复制到剪切板功能更新
chenxiaojun
5 years ago
parent
8fbe2f527e
commit
2b11bed26f
@ -0,0 +1,745 @@
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/*!
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* clipboard.js v1.5.5
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* https://zenorocha.github.io/clipboard.js
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*
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* Licensed MIT © Zeno Rocha
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*/
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(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.Clipboard = f()}})(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
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var matches = require('matches-selector')
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module.exports = function (element, selector, checkYoSelf) {
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var parent = checkYoSelf ? element : element.parentNode
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while (parent && parent !== document) {
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if (matches(parent, selector)) return parent;
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parent = parent.parentNode
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}
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}
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},{"matches-selector":2}],2:[function(require,module,exports){
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/**
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* Element prototype.
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*/
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var proto = Element.prototype;
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/**
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* Vendor function.
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*/
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var vendor = proto.matchesSelector
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|| proto.webkitMatchesSelector
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|| proto.mozMatchesSelector
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|| proto.msMatchesSelector
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|| proto.oMatchesSelector;
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/**
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* Expose `match()`.
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*/
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module.exports = match;
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/**
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* Match `el` to `selector`.
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*
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* @param {Element} el
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* @param {String} selector
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* @return {Boolean}
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* @api public
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*/
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function match(el, selector) {
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if (vendor) return vendor.call(el, selector);
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var nodes = el.parentNode.querySelectorAll(selector);
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for (var i = 0; i < nodes.length; ++i) {
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if (nodes[i] == el) return true;
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}
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return false;
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}
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},{}],3:[function(require,module,exports){
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var closest = require('closest');
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/**
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* Delegates event to a selector.
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*
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* @param {Element} element
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* @param {String} selector
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* @param {String} type
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* @param {Function} callback
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* @return {Object}
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*/
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function delegate(element, selector, type, callback) {
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var listenerFn = listener.apply(this, arguments);
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element.addEventListener(type, listenerFn);
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return {
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destroy: function() {
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element.removeEventListener(type, listenerFn);
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}
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}
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}
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/**
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* Finds closest match and invokes callback.
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*
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* @param {Element} element
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* @param {String} selector
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* @param {String} type
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* @param {Function} callback
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* @return {Function}
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*/
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function listener(element, selector, type, callback) {
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return function(e) {
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e.delegateTarget = closest(e.target, selector, true);
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if (e.delegateTarget) {
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callback.call(element, e);
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}
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}
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}
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module.exports = delegate;
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},{"closest":1}],4:[function(require,module,exports){
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/**
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* Check if argument is a HTML element.
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*
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* @param {Object} value
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* @return {Boolean}
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*/
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exports.node = function(value) {
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return value !== undefined
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&& value instanceof HTMLElement
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&& value.nodeType === 1;
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};
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/**
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* Check if argument is a list of HTML elements.
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*
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* @param {Object} value
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* @return {Boolean}
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*/
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exports.nodeList = function(value) {
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var type = Object.prototype.toString.call(value);
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return value !== undefined
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&& (type === '[object NodeList]' || type === '[object HTMLCollection]')
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&& ('length' in value)
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&& (value.length === 0 || exports.node(value[0]));
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};
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/**
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* Check if argument is a string.
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*
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* @param {Object} value
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* @return {Boolean}
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*/
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exports.string = function(value) {
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return typeof value === 'string'
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|| value instanceof String;
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};
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/**
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* Check if argument is a function.
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*
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* @param {Object} value
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* @return {Boolean}
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*/
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exports.function = function(value) {
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var type = Object.prototype.toString.call(value);
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return type === '[object Function]';
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};
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},{}],5:[function(require,module,exports){
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var is = require('./is');
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var delegate = require('delegate');
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/**
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* Validates all params and calls the right
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* listener function based on its target type.
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*
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* @param {String|HTMLElement|HTMLCollection|NodeList} target
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* @param {String} type
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* @param {Function} callback
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* @return {Object}
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*/
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function listen(target, type, callback) {
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if (!target && !type && !callback) {
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throw new Error('Missing required arguments');
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}
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if (!is.string(type)) {
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throw new TypeError('Second argument must be a String');
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}
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if (!is.function(callback)) {
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throw new TypeError('Third argument must be a Function');
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}
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if (is.node(target)) {
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return listenNode(target, type, callback);
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}
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else if (is.nodeList(target)) {
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return listenNodeList(target, type, callback);
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}
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else if (is.string(target)) {
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return listenSelector(target, type, callback);
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}
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else {
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throw new TypeError('First argument must be a String, HTMLElement, HTMLCollection, or NodeList');
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}
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}
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/**
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* Adds an event listener to a HTML element
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* and returns a remove listener function.
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*
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* @param {HTMLElement} node
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* @param {String} type
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* @param {Function} callback
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* @return {Object}
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*/
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function listenNode(node, type, callback) {
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node.addEventListener(type, callback);
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return {
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destroy: function() {
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node.removeEventListener(type, callback);
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}
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}
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}
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/**
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* Add an event listener to a list of HTML elements
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* and returns a remove listener function.
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*
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* @param {NodeList|HTMLCollection} nodeList
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* @param {String} type
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* @param {Function} callback
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* @return {Object}
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*/
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function listenNodeList(nodeList, type, callback) {
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Array.prototype.forEach.call(nodeList, function(node) {
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node.addEventListener(type, callback);
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});
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return {
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destroy: function() {
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Array.prototype.forEach.call(nodeList, function(node) {
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node.removeEventListener(type, callback);
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});
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}
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}
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}
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/**
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* Add an event listener to a selector
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* and returns a remove listener function.
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*
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* @param {String} selector
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* @param {String} type
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* @param {Function} callback
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* @return {Object}
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*/
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function listenSelector(selector, type, callback) {
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return delegate(document.body, selector, type, callback);
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}
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module.exports = listen;
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},{"./is":4,"delegate":3}],6:[function(require,module,exports){
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function select(element) {
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var selectedText;
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if (element.nodeName === 'INPUT' || element.nodeName === 'TEXTAREA') {
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element.focus();
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element.setSelectionRange(0, element.value.length);
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selectedText = element.value;
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}
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else {
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if (element.hasAttribute('contenteditable')) {
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element.focus();
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}
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var selection = window.getSelection();
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var range = document.createRange();
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range.selectNodeContents(element);
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selection.removeAllRanges();
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selection.addRange(range);
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selectedText = selection.toString();
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}
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return selectedText;
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}
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module.exports = select;
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},{}],7:[function(require,module,exports){
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function E () {
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// Keep this empty so it's easier to inherit from
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// (via https://github.com/lipsmack from https://github.com/scottcorgan/tiny-emitter/issues/3)
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}
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E.prototype = {
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on: function (name, callback, ctx) {
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var e = this.e || (this.e = {});
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(e[name] || (e[name] = [])).push({
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fn: callback,
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ctx: ctx
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});
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return this;
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},
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once: function (name, callback, ctx) {
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var self = this;
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function listener () {
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self.off(name, listener);
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callback.apply(ctx, arguments);
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};
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listener._ = callback
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return this.on(name, listener, ctx);
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},
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emit: function (name) {
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var data = [].slice.call(arguments, 1);
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var evtArr = ((this.e || (this.e = {}))[name] || []).slice();
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var i = 0;
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var len = evtArr.length;
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for (i; i < len; i++) {
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evtArr[i].fn.apply(evtArr[i].ctx, data);
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}
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return this;
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},
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off: function (name, callback) {
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var e = this.e || (this.e = {});
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var evts = e[name];
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var liveEvents = [];
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if (evts && callback) {
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for (var i = 0, len = evts.length; i < len; i++) {
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if (evts[i].fn !== callback && evts[i].fn._ !== callback)
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liveEvents.push(evts[i]);
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}
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}
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// Remove event from queue to prevent memory leak
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// Suggested by https://github.com/lazd
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// Ref: https://github.com/scottcorgan/tiny-emitter/commit/c6ebfaa9bc973b33d110a84a307742b7cf94c953#commitcomment-5024910
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(liveEvents.length)
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? e[name] = liveEvents
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: delete e[name];
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return this;
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}
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};
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module.exports = E;
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},{}],8:[function(require,module,exports){
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'use strict';
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exports.__esModule = true;
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var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })();
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; }
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function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }
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var _select = require('select');
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var _select2 = _interopRequireDefault(_select);
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/**
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* Inner class which performs selection from either `text` or `target`
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* properties and then executes copy or cut operations.
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*/
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var ClipboardAction = (function () {
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/**
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* @param {Object} options
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*/
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function ClipboardAction(options) {
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_classCallCheck(this, ClipboardAction);
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this.resolveOptions(options);
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this.initSelection();
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}
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/**
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* Defines base properties passed from constructor.
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* @param {Object} options
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*/
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ClipboardAction.prototype.resolveOptions = function resolveOptions() {
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var options = arguments.length <= 0 || arguments[0] === undefined ? {} : arguments[0];
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this.action = options.action;
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this.emitter = options.emitter;
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this.target = options.target;
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this.text = options.text;
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this.trigger = options.trigger;
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this.selectedText = '';
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};
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/**
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* Decides which selection strategy is going to be applied based
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* on the existence of `text` and `target` properties.
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*/
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ClipboardAction.prototype.initSelection = function initSelection() {
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if (this.text && this.target) {
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throw new Error('Multiple attributes declared, use either "target" or "text"');
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} else if (this.text) {
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this.selectFake();
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} else if (this.target) {
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this.selectTarget();
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} else {
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throw new Error('Missing required attributes, use either "target" or "text"');
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}
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};
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/**
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* Creates a fake textarea element, sets its value from `text` property,
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* and makes a selection on it.
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*/
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ClipboardAction.prototype.selectFake = function selectFake() {
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var _this = this;
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this.removeFake();
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this.fakeHandler = document.body.addEventListener('click', function () {
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return _this.removeFake();
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});
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this.fakeElem = document.createElement('textarea');
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this.fakeElem.style.position = 'absolute';
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this.fakeElem.style.left = '-9999px';
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this.fakeElem.style.top = (window.pageYOffset || document.documentElement.scrollTop) + 'px';
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this.fakeElem.setAttribute('readonly', '');
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this.fakeElem.value = this.text;
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document.body.appendChild(this.fakeElem);
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this.selectedText = _select2['default'](this.fakeElem);
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this.copyText();
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};
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/**
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* Only removes the fake element after another click event, that way
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* a user can hit `Ctrl+C` to copy because selection still exists.
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*/
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ClipboardAction.prototype.removeFake = function removeFake() {
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if (this.fakeHandler) {
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document.body.removeEventListener('click');
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this.fakeHandler = null;
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}
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if (this.fakeElem) {
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document.body.removeChild(this.fakeElem);
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this.fakeElem = null;
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}
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};
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/**
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* Selects the content from element passed on `target` property.
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*/
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ClipboardAction.prototype.selectTarget = function selectTarget() {
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this.selectedText = _select2['default'](this.target);
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this.copyText();
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};
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/**
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* Executes the copy operation based on the current selection.
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*/
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ClipboardAction.prototype.copyText = function copyText() {
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var succeeded = undefined;
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try {
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succeeded = document.execCommand(this.action);
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} catch (err) {
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succeeded = false;
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}
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this.handleResult(succeeded);
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};
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/**
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* Fires an event based on the copy operation result.
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* @param {Boolean} succeeded
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*/
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ClipboardAction.prototype.handleResult = function handleResult(succeeded) {
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if (succeeded) {
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this.emitter.emit('success', {
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action: this.action,
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text: this.selectedText,
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trigger: this.trigger,
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clearSelection: this.clearSelection.bind(this)
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});
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} else {
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this.emitter.emit('error', {
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action: this.action,
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trigger: this.trigger,
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clearSelection: this.clearSelection.bind(this)
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});
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}
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};
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/**
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* Removes current selection and focus from `target` element.
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*/
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ClipboardAction.prototype.clearSelection = function clearSelection() {
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if (this.target) {
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this.target.blur();
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}
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window.getSelection().removeAllRanges();
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};
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/**
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* Sets the `action` to be performed which can be either 'copy' or 'cut'.
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* @param {String} action
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*/
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/**
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* Destroy lifecycle.
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*/
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ClipboardAction.prototype.destroy = function destroy() {
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this.removeFake();
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};
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_createClass(ClipboardAction, [{
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key: 'action',
|
||||
set: function set() {
|
||||
var action = arguments.length <= 0 || arguments[0] === undefined ? 'copy' : arguments[0];
|
||||
|
||||
this._action = action;
|
||||
|
||||
if (this._action !== 'copy' && this._action !== 'cut') {
|
||||
throw new Error('Invalid "action" value, use either "copy" or "cut"');
|
||||
}
|
||||
},
|
||||
|
||||
/**
|
||||
* Gets the `action` property.
|
||||
* @return {String}
|
||||
*/
|
||||
get: function get() {
|
||||
return this._action;
|
||||
}
|
||||
|
||||
/**
|
||||
* Sets the `target` property using an element
|
||||
* that will be have its content copied.
|
||||
* @param {Element} target
|
||||
*/
|
||||
}, {
|
||||
key: 'target',
|
||||
set: function set(target) {
|
||||
if (target !== undefined) {
|
||||
if (target && typeof target === 'object' && target.nodeType === 1) {
|
||||
this._target = target;
|
||||
} else {
|
||||
throw new Error('Invalid "target" value, use a valid Element');
|
||||
}
|
||||
}
|
||||
},
|
||||
|
||||
/**
|
||||
* Gets the `target` property.
|
||||
* @return {String|HTMLElement}
|
||||
*/
|
||||
get: function get() {
|
||||
return this._target;
|
||||
}
|
||||
}]);
|
||||
|
||||
return ClipboardAction;
|
||||
})();
|
||||
|
||||
exports['default'] = ClipboardAction;
|
||||
module.exports = exports['default'];
|
||||
|
||||
},{"select":6}],9:[function(require,module,exports){
|
||||
'use strict';
|
||||
|
||||
exports.__esModule = true;
|
||||
|
||||
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; }
|
||||
|
||||
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }
|
||||
|
||||
function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
|
||||
|
||||
var _clipboardAction = require('./clipboard-action');
|
||||
|
||||
var _clipboardAction2 = _interopRequireDefault(_clipboardAction);
|
||||
|
||||
var _tinyEmitter = require('tiny-emitter');
|
||||
|
||||
var _tinyEmitter2 = _interopRequireDefault(_tinyEmitter);
|
||||
|
||||
var _goodListener = require('good-listener');
|
||||
|
||||
var _goodListener2 = _interopRequireDefault(_goodListener);
|
||||
|
||||
/**
|
||||
* Base class which takes one or more elements, adds event listeners to them,
|
||||
* and instantiates a new `ClipboardAction` on each click.
|
||||
*/
|
||||
|
||||
var Clipboard = (function (_Emitter) {
|
||||
_inherits(Clipboard, _Emitter);
|
||||
|
||||
/**
|
||||
* @param {String|HTMLElement|HTMLCollection|NodeList} trigger
|
||||
* @param {Object} options
|
||||
*/
|
||||
|
||||
function Clipboard(trigger, options) {
|
||||
_classCallCheck(this, Clipboard);
|
||||
|
||||
_Emitter.call(this);
|
||||
|
||||
this.resolveOptions(options);
|
||||
this.listenClick(trigger);
|
||||
}
|
||||
|
||||
/**
|
||||
* Helper function to retrieve attribute value.
|
||||
* @param {String} suffix
|
||||
* @param {Element} element
|
||||
*/
|
||||
|
||||
/**
|
||||
* Defines if attributes would be resolved using internal setter functions
|
||||
* or custom functions that were passed in the constructor.
|
||||
* @param {Object} options
|
||||
*/
|
||||
|
||||
Clipboard.prototype.resolveOptions = function resolveOptions() {
|
||||
var options = arguments.length <= 0 || arguments[0] === undefined ? {} : arguments[0];
|
||||
|
||||
this.action = typeof options.action === 'function' ? options.action : this.defaultAction;
|
||||
this.target = typeof options.target === 'function' ? options.target : this.defaultTarget;
|
||||
this.text = typeof options.text === 'function' ? options.text : this.defaultText;
|
||||
};
|
||||
|
||||
/**
|
||||
* Adds a click event listener to the passed trigger.
|
||||
* @param {String|HTMLElement|HTMLCollection|NodeList} trigger
|
||||
*/
|
||||
|
||||
Clipboard.prototype.listenClick = function listenClick(trigger) {
|
||||
var _this = this;
|
||||
|
||||
this.listener = _goodListener2['default'](trigger, 'click', function (e) {
|
||||
return _this.onClick(e);
|
||||
});
|
||||
};
|
||||
|
||||
/**
|
||||
* Defines a new `ClipboardAction` on each click event.
|
||||
* @param {Event} e
|
||||
*/
|
||||
|
||||
Clipboard.prototype.onClick = function onClick(e) {
|
||||
var trigger = e.delegateTarget || e.currentTarget;
|
||||
|
||||
if (this.clipboardAction) {
|
||||
this.clipboardAction = null;
|
||||
}
|
||||
|
||||
this.clipboardAction = new _clipboardAction2['default']({
|
||||
action: this.action(trigger),
|
||||
target: this.target(trigger),
|
||||
text: this.text(trigger),
|
||||
trigger: trigger,
|
||||
emitter: this
|
||||
});
|
||||
};
|
||||
|
||||
/**
|
||||
* Default `action` lookup function.
|
||||
* @param {Element} trigger
|
||||
*/
|
||||
|
||||
Clipboard.prototype.defaultAction = function defaultAction(trigger) {
|
||||
return getAttributeValue('action', trigger);
|
||||
};
|
||||
|
||||
/**
|
||||
* Default `target` lookup function.
|
||||
* @param {Element} trigger
|
||||
*/
|
||||
|
||||
Clipboard.prototype.defaultTarget = function defaultTarget(trigger) {
|
||||
var selector = getAttributeValue('target', trigger);
|
||||
|
||||
if (selector) {
|
||||
return document.querySelector(selector);
|
||||
}
|
||||
};
|
||||
|
||||
/**
|
||||
* Default `text` lookup function.
|
||||
* @param {Element} trigger
|
||||
*/
|
||||
|
||||
Clipboard.prototype.defaultText = function defaultText(trigger) {
|
||||
return getAttributeValue('text', trigger);
|
||||
};
|
||||
|
||||
/**
|
||||
* Destroy lifecycle.
|
||||
*/
|
||||
|
||||
Clipboard.prototype.destroy = function destroy() {
|
||||
this.listener.destroy();
|
||||
|
||||
if (this.clipboardAction) {
|
||||
this.clipboardAction.destroy();
|
||||
this.clipboardAction = null;
|
||||
}
|
||||
};
|
||||
|
||||
return Clipboard;
|
||||
})(_tinyEmitter2['default']);
|
||||
|
||||
function getAttributeValue(suffix, element) {
|
||||
var attribute = 'data-clipboard-' + suffix;
|
||||
|
||||
if (!element.hasAttribute(attribute)) {
|
||||
return;
|
||||
}
|
||||
|
||||
return element.getAttribute(attribute);
|
||||
}
|
||||
|
||||
exports['default'] = Clipboard;
|
||||
module.exports = exports['default'];
|
||||
|
||||
},{"./clipboard-action":8,"good-listener":5,"tiny-emitter":7}]},{},[9])(9)
|
||||
});
|
||||
File diff suppressed because one or more lines are too long
Loading…
Reference in New Issue