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autorefresh.js
48 lines
| 1 | // CodeMirror, copyright (c) by Marijn Haverbeke and others |
| 2 | // Distributed under an MIT license: http://codemirror.net/LICENSE |
| 3 | |
| 4 | (function(mod) { |
| 5 | if (typeof exports == "object" && typeof module == "object") // CommonJS |
| 6 | mod(require("../../lib/codemirror")) |
| 7 | else if (typeof define == "function" && define.amd) // AMD |
| 8 | define(["../../lib/codemirror"], mod) |
| 9 | else // Plain browser env |
| 10 | mod(CodeMirror) |
| 11 | })(function(CodeMirror) { |
| 12 | "use strict" |
| 13 | |
| 14 | CodeMirror.defineOption("autoRefresh", false, function(cm, val) { |
| 15 | if (cm.state.autoRefresh) { |
| 16 | stopListening(cm, cm.state.autoRefresh) |
| 17 | cm.state.autoRefresh = null |
| 18 | } |
| 19 | if (val && cm.display.wrapper.offsetHeight == 0) |
| 20 | startListening(cm, cm.state.autoRefresh = {delay: val.delay || 250}) |
| 21 | }) |
| 22 | |
| 23 | function startListening(cm, state) { |
| 24 | function check() { |
| 25 | if (cm.display.wrapper.offsetHeight) { |
| 26 | stopListening(cm, state) |
| 27 | if (cm.display.lastWrapHeight != cm.display.wrapper.clientHeight) |
| 28 | cm.refresh() |
| 29 | } else { |
| 30 | state.timeout = setTimeout(check, state.delay) |
| 31 | } |
| 32 | } |
| 33 | state.timeout = setTimeout(check, state.delay) |
| 34 | state.hurry = function() { |
| 35 | clearTimeout(state.timeout) |
| 36 | state.timeout = setTimeout(check, 50) |
| 37 | } |
| 38 | CodeMirror.on(window, "mouseup", state.hurry) |
| 39 | CodeMirror.on(window, "keyup", state.hurry) |
| 40 | } |
| 41 | |
| 42 | function stopListening(_cm, state) { |
| 43 | clearTimeout(state.timeout) |
| 44 | CodeMirror.off(window, "mouseup", state.hurry) |
| 45 | CodeMirror.off(window, "keyup", state.hurry) |
| 46 | } |
| 47 | }); |
| 48 |