76 lines
3.4 KiB
JavaScript
76 lines
3.4 KiB
JavaScript
(function (factory) {
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if (typeof module === "object" && typeof module.exports === "object") {
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var v = factory(require, exports);
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if (v !== undefined) module.exports = v;
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}
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else if (typeof define === "function" && define.amd) {
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define(["require", "exports", "../release/go"], factory);
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}
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})(function (require, exports) {
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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/*
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* Copyright (C) 1998-2017 by Northwoods Software Corporation. All Rights Reserved.
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*/
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var go = require("../release/go");
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// HTML + JavaScript text editor using an HTML Select Element and HTMLInfo.
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// This file exposes one instance of HTMLInfo, window.TextEditorSelectBox
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// see /samples/customTextEditingTool.html
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// see also textEditorRadioButton.js for another custom editor
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// see also textEditor.html for a re-implementation of the default text editor
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(function (window) {
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var customEditor = new go.HTMLInfo();
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var customSelectBox = document.createElement("select");
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customEditor.show = function (textBlock, diagram, tool) {
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if (!(textBlock instanceof go.TextBlock))
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return;
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// Populate the select box:
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customSelectBox.innerHTML = "";
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var list = textBlock.choices;
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// Perhaps give some default choices if textBlock.choices is null
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if (list === null)
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list = ["Default A", "Default B", "Default C"];
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var l = list.length;
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for (var i = 0; i < l; i++) {
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var op = document.createElement("option");
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op.text = list[i];
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op.value = list[i];
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customSelectBox.add(op, null);
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// consider also adding the current value, if it is not in the choices list
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}
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// After the list is populated, set the value:
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customSelectBox.value = textBlock.text;
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// Do a few different things when a user presses a key
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customSelectBox.addEventListener("keydown", function (e) {
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var keynum = e.which;
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if (keynum == 13) {
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tool.acceptText(go.TextEditingTool.Enter);
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return;
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}
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else if (keynum == 9) {
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tool.acceptText(go.TextEditingTool.Tab);
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e.preventDefault();
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return false;
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}
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else if (keynum === 27) {
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tool.doCancel();
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if (tool.diagram)
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tool.diagram.focus();
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}
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}, false);
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var loc = textBlock.getDocumentPoint(go.Spot.TopLeft);
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var pos = diagram.transformDocToView(loc);
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customSelectBox.style.left = pos.x + "px";
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customSelectBox.style.top = pos.y + "px";
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customSelectBox.style.position = 'absolute';
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customSelectBox.style.zIndex = (100).toString(); // place it in front of the Diagram
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diagram.div.appendChild(customSelectBox);
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};
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customEditor.hide = function (diagram, tool) {
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diagram.div.removeChild(customSelectBox);
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};
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customEditor.valueFunction = function () { return customSelectBox.value; };
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window.TextEditorSelectBox = customEditor;
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})(window);
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});
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