Files
Umbraco-CMS/src/Umbraco.Web.UI/umbraco_client/CodeArea/UmbracoEditor.js

164 lines
6.8 KiB
JavaScript

/// <reference path="/umbraco_client/Application/NamespaceManager.js" />
Umbraco.Sys.registerNamespace("Umbraco.Controls.CodeEditor");
(function($) {
Umbraco.Controls.CodeEditor.UmbracoEditor = function(isSimpleEditor, controlId) {
//initialize
var _isSimpleEditor = isSimpleEditor;
var _controlId = controlId;
if (!_isSimpleEditor && typeof(codeEditor) == "undefined") {
throw "CodeMirror editor not found!";
}
//create the inner object
var obj = {
_editor: (typeof(codeEditor) == "undefined" ? null : codeEditor), //the codemirror object
_control: $("#" + _controlId), //the original textbox as a jquery object
_cmSave: null,//the saved selection of the code mirror editor (used for IE)
IsSimpleEditor: typeof(CodeMirror) == "undefined" ? true : typeof(codeEditor) == "undefined" ? true : _isSimpleEditor,
GetCode: function() {
if (this.IsSimpleEditor) {
return this._control.val();
}
else {
//this is a wrapper for CodeMirror
return this._editor.getValue();
}
},
SetCode: function(code) {
if (this.IsSimpleEditor) {
this._control.val(code);
}
else {
//this is a wrapper for CodeMirror
this._editor.focus();
var codeChanged = this._editor.getValue() != code;
var cursor = this._editor.doc.getCursor();
this._editor.setValue(code);
// Restore cursor position if the server saved code matches.
if (!codeChanged)
this._editor.setCursor(cursor);
this._editor.focus();
}
},
GetSelection: function(code) {
if (this.IsSimpleEditor) {
this._control.getSelection().text
}
else {
//this is a wrapper for CodeMirror
this._editor.getSelection();
}
},
Insert: function(open, end, txtEl, arg3) {
//arg3 gets appended to open, not actually sure why it's needed but we'll keep it for legacy, it's optional
if (_isSimpleEditor) {
if (navigator.userAgent.match('MSIE')) {
this._IEInsertSelection(open, end, txtEl, arg3);
}
else {
//if not ie, use jquery field select, it's easier
var selection = jQuery("#" + txtEl).getSelection().text;
var replace = (arg3) ? open + arg3 : open; //concat open and arg3, if arg3 specified
if (end != "") {
replace = replace + selection + end;
}
jQuery("#" + txtEl).replaceSelection(replace);
jQuery("#" + txtEl).focus();
this._insertSimple(open, end, txtEl, arg3);
}
}
else {
this._editor.focus(); //need to restore the focus to the editor body
//if the saved selection (IE only) is not null, then
if (this._cmSave != null) {
this._editor.selectLines(this._cmSave.start.line, this._cmSave.start.character, this._cmSave.end.line, this._cmSave.end.character);
}
var selection = this._editor.getSelection();
var replace = (arg3) ? open + arg3 : open; //concat open and arg3, if arg3 specified
if (end != "") {
replace = replace + selection + end;
}
this._editor.replaceSelection(replace);
this._editor.focus();
}
},
_IEInsertSelection: function(open, end, txtEl) {
var tArea = document.getElementById(txtEl);
tArea.focus();
open = (open) ? open : "";
end = (end) ? end : "";
var curSelect = tArea.currRange;
if (arguments[3]) {
if (end == "") {
curSelect.text = open + arguments[3];
}
else {
curSelect.text = open + arguments[3] + curSelect.text + end;
}
}
else {
if (end == "") {
curSelect.text = open;
}
else {
curSelect.text = open + curSelect.text + end;
}
}
curSelect.select();
},
_IESelectionHelper: function() {
/// <summary>
/// Because IE is lame, we have to continuously save the selections created by the user
/// in the editors so that when the selections are lost (i.e. the user types in a different text box
/// we'll need to restore the selection when they return focus
/// </summary>
if (document.all) {
var _this = this;
if (this._editor == null) {
function storeCaret(editEl) {
editEl.currRange = document.selection.createRange().duplicate();
}
//need to store the selection details on each event while editing content
this._control.select(function() { storeCaret(this) });
this._control.click(function() { storeCaret(this) });
this._control.keyup(function() { storeCaret(this) });
}
else {
/*
//Removed as its not needed in codemirror2 apparently
this._editor.options.cursorActivity = function() {
_this._cmSave = {
start: _this._editor.cursorPosition(true), //save start position
end: _this._editor.cursorPosition(false) //save end position
}
}*/
}
}
}
};
// obj._IESelectionHelper();
// alert(obj);
return obj;
};
})(jQuery);