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https://github.com/TiddlyWiki/TiddlyWiki5.git
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73 lines
2.0 KiB
JavaScript
73 lines
2.0 KiB
JavaScript
/*\
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title: $:/core/modules/widgets/edit-text-codemirror.js
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type: application/javascript
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module-type: widget
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Extend the edit-text widget to use CodeMirror
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\*/
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(function(){
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/*jslint node: true, browser: true */
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/*global $tw: false */
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"use strict";
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var CODEMIRROR_KEYMAP = "$:/CodeMirrorKeymap",
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kbinding, kbindingsAllowed = /^(vim|emacs)$/i;
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var EditTextWidget = require("$:/core/modules/widgets/edit-text.js")["edit-text"];
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if($tw.browser) {
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require("$:/plugins/tiddlywiki/codemirror/codemirror.js");
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kbinding = ($tw.wiki.getTiddlerText(CODEMIRROR_KEYMAP) || '').match(kbindingsAllowed);
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if (kbinding) {
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require("$:/plugins/tiddlywiki/codemirror/addon/dialog.js");
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require("$:/plugins/tiddlywiki/codemirror/addon/searchcursor.js");
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if (kbinding[0].toLowerCase() === 'emacs') {
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require("$:/plugins/tiddlywiki/codemirror/keymap/emacs.js");
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EditTextWidget._codemirrorMode = 'emacs';
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}
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else if (kbinding[0].toLowerCase() === 'vim') {
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require("$:/plugins/tiddlywiki/codemirror/keymap/vim.js");
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EditTextWidget._codemirrorMode = 'vim';
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}
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}
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}
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/*
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The edit-text widget calls this method just after inserting its dom nodes
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*/
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EditTextWidget.prototype.postRender = function() {
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var self = this,
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cm, cm_opts = {
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lineWrapping: true,
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lineNumbers: true
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};
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if($tw.browser && window.CodeMirror && this.editTag === "textarea") {
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if (EditTextWidget._codemirrorMode) {
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cm_opts["keyMap"] = EditTextWidget._codemirrorMode;
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cm_opts["showCursorWhenSelecting"] = true;
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}
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cm = CodeMirror.fromTextArea(this.domNodes[0], cm_opts);
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cm.on("change",function() {
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self.saveChanges(cm.getValue());
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});
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} else {
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cm = undefined;
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}
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this.codemirrorInstance = cm;
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};
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EditTextWidget.prototype.updateEditor = function(text) {
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// Replace the edit value if the tiddler we're editing has changed
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if(this.codemirrorInstance) {
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if(!this.codemirrorInstance.hasFocus()) {
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this.codemirrorInstance.setValue(text);
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}
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} else {
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this.updateEditorDomNode(this.getEditInfo().value);
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}
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};
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})();
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