The Tor Browser / file comparison
comparison: browser/devtools/sourceeditor/codemirror/fold/foldcode.js
browser/devtools/sourceeditor/codemirror/fold/foldcode.js
- changeset 0
- 6474c204b198
equal
deleted
inserted
replaced
| -1:000000000000 | 0:6ab632ae789e |
|---|---|
| 1 (function() { | |
| 2 "use strict"; | |
| 3 | |
| 4 function doFold(cm, pos, options, force) { | |
| 5 var finder = options && (options.call ? options : options.rangeFinder); | |
| 6 if (!finder) finder = CodeMirror.fold.auto; | |
| 7 if (typeof pos == "number") pos = CodeMirror.Pos(pos, 0); | |
| 8 var minSize = options && options.minFoldSize || 0; | |
| 9 | |
| 10 function getRange(allowFolded) { | |
| 11 var range = finder(cm, pos); | |
| 12 if (!range || range.to.line - range.from.line < minSize) return null; | |
| 13 var marks = cm.findMarksAt(range.from); | |
| 14 for (var i = 0; i < marks.length; ++i) { | |
| 15 if (marks[i].__isFold && force !== "fold") { | |
| 16 if (!allowFolded) return null; | |
| 17 range.cleared = true; | |
| 18 marks[i].clear(); | |
| 19 } | |
| 20 } | |
| 21 return range; | |
| 22 } | |
| 23 | |
| 24 var range = getRange(true); | |
| 25 if (options && options.scanUp) while (!range && pos.line > cm.firstLine()) { | |
| 26 pos = CodeMirror.Pos(pos.line - 1, 0); | |
| 27 range = getRange(false); | |
| 28 } | |
| 29 if (!range || range.cleared || force === "unfold") return; | |
| 30 | |
| 31 var myWidget = makeWidget(options); | |
| 32 CodeMirror.on(myWidget, "mousedown", function() { myRange.clear(); }); | |
| 33 var myRange = cm.markText(range.from, range.to, { | |
| 34 replacedWith: myWidget, | |
| 35 clearOnEnter: true, | |
| 36 __isFold: true | |
| 37 }); | |
| 38 myRange.on("clear", function(from, to) { | |
| 39 CodeMirror.signal(cm, "unfold", cm, from, to); | |
| 40 }); | |
| 41 CodeMirror.signal(cm, "fold", cm, range.from, range.to); | |
| 42 } | |
| 43 | |
| 44 function makeWidget(options) { | |
| 45 var widget = (options && options.widget) || "\u2194"; | |
| 46 if (typeof widget == "string") { | |
| 47 var text = document.createTextNode(widget); | |
| 48 widget = document.createElement("span"); | |
| 49 widget.appendChild(text); | |
| 50 widget.className = "CodeMirror-foldmarker"; | |
| 51 } | |
| 52 return widget; | |
| 53 } | |
| 54 | |
| 55 // Clumsy backwards-compatible interface | |
| 56 CodeMirror.newFoldFunction = function(rangeFinder, widget) { | |
| 57 return function(cm, pos) { doFold(cm, pos, {rangeFinder: rangeFinder, widget: widget}); }; | |
| 58 }; | |
| 59 | |
| 60 // New-style interface | |
| 61 CodeMirror.defineExtension("foldCode", function(pos, options, force) { | |
| 62 doFold(this, pos, options, force); | |
| 63 }); | |
| 64 | |
| 65 CodeMirror.commands.fold = function(cm) { | |
| 66 cm.foldCode(cm.getCursor()); | |
| 67 }; | |
| 68 | |
| 69 CodeMirror.registerHelper("fold", "combine", function() { | |
| 70 var funcs = Array.prototype.slice.call(arguments, 0); | |
| 71 return function(cm, start) { | |
| 72 for (var i = 0; i < funcs.length; ++i) { | |
| 73 var found = funcs[i](cm, start); | |
| 74 if (found) return found; | |
| 75 } | |
| 76 }; | |
| 77 }); | |
| 78 | |
| 79 CodeMirror.registerHelper("fold", "auto", function(cm, start) { | |
| 80 var helpers = cm.getHelpers(start, "fold"); | |
| 81 for (var i = 0; i < helpers.length; i++) { | |
| 82 var cur = helpers[i](cm, start); | |
| 83 if (cur) return cur; | |
| 84 } | |
| 85 }); | |
| 86 })(); |
