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OOP in JavaScript and DOM in JavaScript are not new techniques, they are becoming more popular widely in the world of programming languages. And the JavaScript programming language also supports OOP very well.

Obviously, jsB@nk does not want to stay out of this trend, so begin this post, I'll try to present you the JavaScript code examples built by OOP skills.

And this is first JavaScript OOP code example to create form elements - no new idea - but please see the live demo to learn new JavaScript OOP skills.

Label: OOP in JavaScript, DOM in JavaScript, JavaScript OOP skills, JavaScript OOP code, JavaScript HTML DOM

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<style type="text/css">
/*
     This script downloaded from www.JavaScriptBank.com
     Come to view and download over 2000+ free javascript at www.JavaScriptBank.com
*/
#formGoesHere {
  margin: 20px;
  padding: 10px;
  background-color: #ffedaf;
  width: 225px;
  height: 260px;
}
</style>

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<script type="text/javascript">
// Created by: Matt Murphy | http://www.matts411.com/
// This script downloaded from www.JavaScriptBank.com

//////////////////////////////////////////////////////////////////
// For questions, comments and a live demo - please visit:
// http://www.matts411.com/webdev/creating_form_elements_with_javascript
//////////////////////////////////////////////////////////////////

function createDOMForm(targetId, actionURL) {
 	// Where the form will be placed into the page
 	parentElement = document.getElementById(targetId)
 	parentElement.innerHTML = ""
 	
 	// Create a form
 	myForm = document.createElement('FORM')
 	myForm.method = 'post'
 	myForm.action = actionURL
 	myForm.setAttribute('Name', 'myForm')
 	myForm.id = 'myForm'
 	
 	// Create a radio selection
 	radioField = document.createElement('INPUT')
 	radioField.type = 'radio'
 	radioField.value = 'true'
 	radioField.setAttribute('Checked', 'true')
 	radioField.setAttribute('Name', 'myRadio')
 	myForm.appendChild(radioField)
 	myForm.appendChild(document.createTextNode('true'))
 	myForm.appendChild(document.createElement('BR'))
 	radioField = document.createElement('INPUT')
 	radioField.type = 'radio'
 	radioField.value = 'false'
 	radioField.setAttribute('Name', 'myRadio')
 	myForm.appendChild(radioField)
 	myForm.appendChild(document.createTextNode('false'))
 	myForm.appendChild(document.createElement('BR'))
 	
 	// Create a checkbox
 	checkbox = document.createElement('INPUT')
 	checkbox.type = 'checkbox'
 	checkbox.setAttribute('Name', 'myCheckbox')
 	myForm.appendChild(checkbox)
 	myForm.appendChild(document.createTextNode('check?'))
 	
 	// Create a text field
 	textField = document.createElement('INPUT')
 	textField.type = 'text'
 	textField.setAttribute('value', 'text field')
 	textField.setAttribute('Name', 'myTextField')
 	textField.style.display = 'block'
 	myForm.appendChild(textField)
 	
 	// Create a textarea
 	textArea = document.createElement('TEXTAREA')
 	textArea.appendChild(document.createTextNode('text area'))
 	textArea.setAttribute('Name', 'myTextArea')
 	textArea.style.display = 'block'
 	myForm.appendChild(textArea)
 	
 	// Create a drop-down list
 	dropDown = document.createElement('SELECT')
 	dropDown.setAttribute('Name', 'myDropDown')
 	dropDown.style.display = 'block'
 	for(i=1; i<11; i++) {
  		option = document.createElement('option')
  		option.value = 'myOption' + i
  		if(i==4) { option.setAttribute('selected', 'true') }
  		option.appendChild(document.createTextNode('Option ' + i))
  		dropDown.appendChild(option)
	 }
 	myForm.appendChild(dropDown)
 	
 	// Create a multi select drop-down list
 	dropDownMulti = document.createElement('SELECT')
 	dropDownMulti.setAttribute('Name', 'myDropDownMulti[]') // The [] addon is for rails
 	dropDownMulti.id = 'myDropDownMulti' // Assigned because it needs to be accessed later by IE6
 	dropDownMulti.size = 4
 	dropDownMulti.typeName = 'multiple'
 	dropDownMulti.multiple = 'true'
 	dropDownMulti.style.display = 'block'
 	for(i=1; i<11; i++) {
  		option = document.createElement('option')
  		option.appendChild(document.createTextNode('Option ' + i))
  		option.value = 'myOption' + i
  		if(i==2 || i==4) { option.setAttribute('selected', 'true') }
  		dropDownMulti.appendChild(option)
 	}
 	myForm.appendChild(dropDownMulti)
 	
 	// Create a submit button
 	newButton = document.createElement('INPUT')
 	newButton.type = 'submit'
 	newButton.setAttribute('Name', 'submit')
 	newButton.value = 'Submit'
 	newButton.style.display = 'block'
 	myForm.appendChild(newButton)
 	
 	// Place the form into the page
 	parentElement.appendChild(myForm)
 	
 	// Bit o IE bug fixin'
 	if(navigator.appVersion.indexOf("MSIE") != -1) {

    // Fixes the name issue, event handling, and rendering bugs!
 		 parentElement.innerHTML = parentElement.innerHTML

 		 // Bug fix for multi selects with more than one selection in IE6
 		 if(navigator.appVersion.indexOf("MSIE 6.0") != -1) {
 			  multiOptions = document.getElementById('myDropDownMulti').options
 			  for(i=0; i<multiOptions.length; i++) {
 				   if(i==1 || i==3) { multiOptions[i].setAttribute('selected', 'true') }
 			  }
 		 }
 	}
}
</script>

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<p><input type="button" onclick="createDOMForm('formGoesHere', 'test.htm')" value="Create Form"></p>

<div id="formGoesHere"></div>

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24/12/2010
Matt Murphy [more]
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JavaScript OOP Form Input Fields Maker - Language: English

0/5 0 votes / 4,264 previews / 0 comment 24/12/2010 OOP in JavaScript and DOM in JavaScript are not new ...JavaScript OOP Form Input Fields Maker - JavaScript OOP Form Input Fields Maker - Language: English

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