feat: 后端全量更新 - 含所有本次需求
- Contract.php: 返回合约账户余额(balance_contract) - My.php: 地址管理增加BTC/ETH - AppContract.php: 一键平仓(closeall) - AppProxy.php: 代理专属注册链接 + 分级权限(L1/L2) - site.php: 手续费减半(0.018→0.009) - agent_permission_setup.sql: 代理权限SQL - crypto_news_crawler.py: 新闻自动采集脚本
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li
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<!DOCTYPE html>
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<html>
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<head>
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<title>HTML Context Menu</title>
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<!-- Copyright 1998-2020 by Northwoods Software Corporation. -->
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<meta name="description" content="Context menus implemented in HTML rather than as GoJS objects." />
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<style type="text/css">
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/* CSS for the traditional context menu */
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.menu {
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display: none;
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position: absolute;
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opacity: 0;
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margin: 0;
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padding: 8px 0;
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z-index: 999;
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box-shadow: 0 5px 5px -3px rgba(0, 0, 0, .2), 0 8px 10px 1px rgba(0, 0, 0, .14), 0 3px 14px 2px rgba(0, 0, 0, .12);
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list-style: none;
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background-color: #ffffff;
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border-radius: 4px;
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}
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.menu-item {
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display: block;
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position: relative;
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min-width: 60px;
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margin: 0;
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padding: 6px 16px;
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font: bold 12px sans-serif;
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color: rgba(0, 0, 0, .87);
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cursor: pointer;
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}
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.menu-item::before {
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position: absolute;
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top: 0;
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left: 0;
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opacity: 0;
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pointer-events: none;
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content: "";
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width: 100%;
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height: 100%;
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background-color: #000000;
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}
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.menu-item:hover::before {
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opacity: .04;
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}
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.menu .menu {
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top: -8px;
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left: 100%;
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}
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.show-menu, .menu-item:hover > .menu {
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display: block;
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opacity: 1;
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}
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</style>
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<script src="../release/go.js"></script>
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<script src="../assets/js/goSamples.js"></script> <!-- this is only for the GoJS Samples framework -->
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<script id="code">
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var myDiagram = null;
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function init() {
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if (window.goSamples) goSamples(); // init for these samples -- you don't need to call this
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var $ = go.GraphObject.make; // for conciseness in defining templates
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myDiagram =
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$(go.Diagram, "myDiagramDiv", // create a Diagram for the DIV HTML element
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{
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"undoManager.isEnabled": true
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});
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// This is the actual HTML context menu:
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var cxElement = document.getElementById("contextMenu");
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// Since we have only one main element, we don't have to declare a hide method,
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// we can set mainElement and GoJS will hide it automatically
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var myContextMenu = $(go.HTMLInfo, {
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show: showContextMenu,
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hide: hideContextMenu
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});
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// define a simple Node template (but use the default Link template)
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myDiagram.nodeTemplate =
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$(go.Node, "Auto",
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{ contextMenu: myContextMenu },
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$(go.Shape, "RoundedRectangle",
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// Shape.fill is bound to Node.data.color
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new go.Binding("fill", "color")),
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$(go.TextBlock,
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{ margin: 3 }, // some room around the text
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// TextBlock.text is bound to Node.data.key
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new go.Binding("text", "key"))
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);
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// create the model data that will be represented by Nodes and Links
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myDiagram.model = new go.GraphLinksModel(
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[
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{ key: "Alpha", color: "#f38181" },
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{ key: "Beta", color: "#eaffd0" },
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{ key: "Gamma", color: "#95e1d3" },
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{ key: "Delta", color: "#fce38a" }
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],
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[
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{ from: "Alpha", to: "Beta" },
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{ from: "Alpha", to: "Gamma" },
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{ from: "Beta", to: "Beta" },
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{ from: "Gamma", to: "Delta" },
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{ from: "Delta", to: "Alpha" }
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]);
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myDiagram.contextMenu = myContextMenu;
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// We don't want the div acting as a context menu to have a (browser) context menu!
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cxElement.addEventListener("contextmenu", function(e) {
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e.preventDefault();
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return false;
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}, false);
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function hideCX() {
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if (myDiagram.currentTool instanceof go.ContextMenuTool) {
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myDiagram.currentTool.doCancel();
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}
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}
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function showContextMenu(obj, diagram, tool) {
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// Show only the relevant buttons given the current state.
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var cmd = diagram.commandHandler;
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var hasMenuItem = false;
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function maybeShowItem(elt, pred) {
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if (pred) {
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elt.style.display = "block";
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hasMenuItem = true;
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} else {
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elt.style.display = "none";
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}
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}
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maybeShowItem(document.getElementById("cut"), cmd.canCutSelection());
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maybeShowItem(document.getElementById("copy"), cmd.canCopySelection());
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maybeShowItem(document.getElementById("paste"), cmd.canPasteSelection(diagram.toolManager.contextMenuTool.mouseDownPoint));
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maybeShowItem(document.getElementById("delete"), cmd.canDeleteSelection());
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maybeShowItem(document.getElementById("color"), obj !== null);
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// Now show the whole context menu element
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if (hasMenuItem) {
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cxElement.classList.add("show-menu");
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// we don't bother overriding positionContextMenu, we just do it here:
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var mousePt = diagram.lastInput.viewPoint;
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cxElement.style.left = mousePt.x + 5 + "px";
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cxElement.style.top = mousePt.y + "px";
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}
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// Optional: Use a `window` click listener with event capture to
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// remove the context menu if the user clicks elsewhere on the page
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window.addEventListener("click", hideCX, true);
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}
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function hideContextMenu() {
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cxElement.classList.remove("show-menu");
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// Optional: Use a `window` click listener with event capture to
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// remove the context menu if the user clicks elsewhere on the page
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window.removeEventListener("click", hideCX, true);
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}
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}
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// This is the general menu command handler, parameterized by the name of the command.
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function cxcommand(event, val) {
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if (val === undefined) val = event.currentTarget.id;
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var diagram = myDiagram;
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switch (val) {
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case "cut": diagram.commandHandler.cutSelection(); break;
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case "copy": diagram.commandHandler.copySelection(); break;
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case "paste": diagram.commandHandler.pasteSelection(diagram.toolManager.contextMenuTool.mouseDownPoint); break;
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case "delete": diagram.commandHandler.deleteSelection(); break;
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case "color": {
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var color = window.getComputedStyle(event.target)['background-color'];
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changeColor(diagram, color); break;
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}
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}
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diagram.currentTool.stopTool();
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}
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// A custom command, for changing the color of the selected node(s).
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function changeColor(diagram, color) {
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// Always make changes in a transaction, except when initializing the diagram.
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diagram.startTransaction("change color");
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diagram.selection.each(function(node) {
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if (node instanceof go.Node) { // ignore any selected Links and simple Parts
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// Examine and modify the data, not the Node directly.
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var data = node.data;
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// Call setDataProperty to support undo/redo as well as
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// automatically evaluating any relevant bindings.
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diagram.model.setDataProperty(data, "color", color);
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}
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});
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diagram.commitTransaction("change color");
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}
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</script>
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</head>
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<body onload="init()">
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<div id="sample">
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<div style="display: inline-block;">
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<!-- We make a div to contain both the Diagram div and the context menu (such that they are siblings)
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so that absolute positioning works easily.
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This DIV containing both MUST have a non-static CSS position (we use position: relative)
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so that our context menu's absolute coordinates work correctly. -->
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<div style="position: relative;" >
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<div id="myDiagramDiv" style="border: solid 1px black; width:400px; height:400px"></div>
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<ul id="contextMenu" class="menu">
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<li id="cut" class="menu-item" onclick="cxcommand(event)">Cut</li>
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<li id="copy" class="menu-item" onclick="cxcommand(event)">Copy</li>
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<li id="paste" class="menu-item" onclick="cxcommand(event)">Paste</li>
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<li id="delete" class="menu-item" onclick="cxcommand(event)">Delete</li>
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<li id="color" class="menu-item">Color
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<ul class="menu">
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<li class="menu-item" style="background-color: #f38181;" onclick="cxcommand(event, 'color')">Red</li>
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<li class="menu-item" style="background-color: #eaffd0;" onclick="cxcommand(event, 'color')">Green</li>
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<li class="menu-item" style="background-color: #95e1d3;" onclick="cxcommand(event, 'color')">Blue</li>
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<li class="menu-item" style="background-color: #fce38a;" onclick="cxcommand(event, 'color')">Yellow</li>
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</ul>
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</li>
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</ul>
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</div>
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<div id="description">
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<p>This demonstrates the implementation of a custom HTML context menu.</p>
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<p>For a light-box style HTML context menu implementation, see the <a href="htmlLightBoxContextMenu.html">LightBox Context Menu</a> sample.</p>
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<p>Right-click or tap-hold on a Node to bring up a context menu.
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If you have a selection copied in the clipboard, you can bring up a context menu anywhere to paste.</p>
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</div>
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</div>
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</div>
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</body>
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</html>
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