Created
November 2, 2014 00:41
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simple editor
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<!DOCTYPE html> | |
<html> | |
<head> | |
<meta charset="utf-8"/> | |
<title>This is editor TEST</title> | |
<style type="text/css"> | |
#editor { | |
margin: 10px 0; | |
border: 1px solid #CCCCCC; | |
width: 400px; | |
height: 200px; | |
} | |
</style> | |
</head> | |
<body> | |
<div id="editor-options"> | |
<button type="submit">B</button> | |
<button type="submit">I</button> | |
<button type="submit">yellow</button> | |
<button type="submit">red</button> | |
<button type="submit">@</button> | |
</div> | |
<div id="editor" contenteditable="true"></div> | |
<script type="text/javascript"> | |
console.log("it's work!"); | |
var _ = { | |
is: function (val, type) { | |
if (Object.prototype.toString.call(val) == '[object ' + type + ']') { | |
return true; | |
} | |
return false; | |
} | |
}; | |
var optionArea = document.getElementById('editor-options'); | |
var editor = new Editor('editor'); | |
optionArea.onclick = function (e) { | |
var elm = e.srcElement || e.target; | |
var ctrlName = elm.innerHTML.trim(); | |
switch(ctrlName) { | |
case 'B': | |
editor.command('b'); | |
break; | |
case 'I': | |
editor.command('i'); | |
break; | |
case 'yellow': | |
editor.command('c_yellow'); | |
break; | |
case 'red': | |
editor.command('c_red'); | |
break; | |
case '@': | |
editor.queryWord(); | |
break; | |
} | |
}; | |
console.log(_); | |
function Editor(id, opt) { | |
var elm = id; | |
if (_.is(id, 'String')) { | |
elm = document.getElementById(id); | |
} | |
this.el = elm; | |
} | |
Editor.prototype._getRange = function () { | |
var sel = window.getSelection(); | |
return sel.getRangeAt(0); | |
}; | |
Editor.prototype.queryWord = function () { | |
var range = this._getRange(); | |
var selContents = range.extractContents(); | |
var node = document.createElement('input'); | |
node.type = 'text'; | |
node.name = 'test'; | |
console.log(selContents); | |
node.value = selContents.textContent; | |
range.insertNode(node); | |
}; | |
Editor.prototype.command = function (type) { | |
var range = this._getRange(); | |
var selContents = range.extractContents(); | |
var nodeMap = { | |
'b': { | |
name: 'span', | |
style: { | |
'fontWeight': 'bold', | |
'fontSize': '1.2em' | |
} | |
}, | |
'i': { | |
name: 'em' | |
}, | |
'c_yellow': { | |
name: 'span', | |
style: { | |
color: 'yellow' | |
} | |
}, | |
'c_red': { | |
name: 'span', | |
style: { | |
color: 'red' | |
} | |
} | |
}; | |
var node = document.createElement(nodeMap[type].name); | |
if (nodeMap[type].style) { | |
var styles = nodeMap[type].style; | |
for (var i in styles) { | |
if (styles.hasOwnProperty(i)) { | |
node.style[i] = styles[i]; | |
} | |
} | |
} | |
node.appendChild(selContents); | |
range.insertNode(node); | |
}; | |
</script> | |
</body> | |
</html> |
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