mxgraph在Actions.js中实现文件相关操作

Posted 2023-02-20 尔嵘

Actions.js相关内容如下，按需修改：

/**
 * Copyright (c) 2006-2012, JGraph Ltd
 */
/**
 * Constructs the actions object for the given UI.
 */
function Actions(editorUi) 
	this.editorUi = editorUi;
	this.actions = new Object();
	this.init(); //初始化
;

//下载
function download(filename, text) 
	var element = document.createElement(\'a\');
	element.setAttribute(\'href\', \'data:text/plain;charset=utf-8,\' + encodeURIComponent(text));
	element.setAttribute(\'download\', filename);
	element.style.display = \'none\';
	document.body.appendChild(element);
	element.click();
	document.body.removeChild(element);


/**
 * Adds the default actions.
 * 添加默认动作
 */
Actions.prototype.init = function() 
	var ui = this.editorUi;
	window.ui = ui;
	var editor = ui.editor;
	var graph = editor.graph;
	var isGraphEnabled = function() 
		return Action.prototype.isEnabled.apply(this,