Although Electrons_Ahoy does not stipulate as much, the best answer would be one in which the unchangeable checkbox would look similar, if not the same as, the changeable checkbox, as is the case when the “disabled” attribute is applied. READONLY doesn’t work on checkboxes as it prevents you from editing a field’s value, but with a checkbox you’re actually editing the field’s state (on || off). I know that “disabled” isn’t an acceptable answer, since the op wants it to post. It uses jQuery: This would make the checkboxes read only which would be helpful for showing readonly data to the client. The TextBoxes can be made ReadOnly by setting the HTML ReadOnly attribute using the HtmlAttributes parameter in Html.TextBox and Html.TextBoxFor helper functions. Readonly does not stop the user editing the checkbox, and disabled stops the value being posted back. This way, the checkbox values are still submitted via the form (since the form was submitted before disabling them), and it prevents the user from changing them until the page reloads. It’ll look and behave like it’s a readonly value. This is the BIGGEST hangup in HTML that I know of. This is because you can’t stop a malicious user from posting values using the readonly attribute. an alternative idea is to use an overlay and cover up your readonly inputs, http://pure-essence.net/2011/09/22/jquery-read-only-elements/. If you need the checkbox to be submitted with the form but effectively read-only to the user, I recommend setting them to disabled and using javascript to re-enable them when the form is submitted. One way around this is to have a hidden element to store the actual value and the displayed checkbox is a dummy which is disabled. A read-only input field cannot be modified (however, a user can tab to it, highlight it, and copy the text from it). multiple checkbox control & multiple textbox control I have a textbox which is by default is read only. When posting an HTML checkbox to the server, it has a string value of ‘on’ or ”. The CheckBox is made ReadOnly by making it Non-Clickable by adding JavaScript OnClick event handler and returning False. There are two ways for preventing changes of HTML form elements values. READONLY doesn’t work on checkboxes as it prevents you from editing a field’s value, but with a checkbox you’re actually editing the field’s state (on || off). a JavaScript can remove the readonly value, and make the input field editable. I have tested this and it works just fine. <%= check_box_tag "some_id", :readonly => true %>. Image Output The Html.CheckBox extension method generates pure HTML checkbox with following values: a. Id and name denote the Model Property name. The could always use fiddler or just chane the html w/firebug or some such thing. The defines a checkbox. . It seems easier to me to use some javascript when the form is submitted to un-disable the checkboxes than to use a hidden input to carry the value. PersonModel

. will work for you , I am using this. One can either set readonly="readonly" or disabled="disabled". Examples might be simplified to improve reading and learning. Readonly does not stop the user editing the checkbox, and disabled stops the value being posted back. However, my approach would be to use disabled (The user expects a disabled checkbox to not be editable, instead of using JS to make an enabled one not work), and add a form submit handler using javascript that enables checkboxes right before the form is submitted. I did that and set the property enabled = false but I don't want to change the color if there is any method to adjust the color tell me u can see that in text box, if u make it as read only u can put the original color that was there befor maked read only Just add disabled="disabled" as an attribute. Hi, I need to make a html form readonly for users to view it but not modify it.So i tried specifying readonly="true" attribute for the html:text and html:checkbox tags.The text is now readonly and cannot be changed but,the checkbox field can still be edited.How do i make the checkbox uneditable? However, there is a big difference. And it handles (ignores) posts from malicious users. When submitting the form, we actually pass the value of the checkbox, not the state (checked/unchecked). jquery – Scroll child div edge to parent div edge, javascript – Problem in getting a return value from an ajax script, Combining two form values in a loop using jquery, jquery – Get id of element in Isotope filtered items, javascript – How can I get the background image URL in Jquery and then replace the non URL parts of the string, jquery – Angular 8 click is working as javascript onload function. An HTML form with a read-only input field:
. The checkboxes are in a span element with an ID of “filters” – the second part of the code is a jQuery statement that iterates through the checkboxes and disables each one. But you absolutely MUST validate the data on the server to ensure it hasn’t been changed. You may be able to do something funky w/CSS but we usually just make them disabled. This is probably more of a personal preference than anything else. Here Mudassar Ahmed Khan has explained with an example, how to make TextBoxes created using Html.TextBox and Html.TextBoxFor helper functions ReadOnly i.e. However, there are scenarios where we need to conditionally add (or skip) certain attributes as a whole.The perfect example of this is a TextBoxFor element which we would like to set readonly only in some circumstances. When present, it specifies that an input field is read-only. Contributing very very late…but anyway. However, you’re always going to have to validate values on the server side EVEN if you have the readonly option set. - Jegan. I don’t who had posted it but it wasn’t made by me. in c#.this will be done.in this way but i wan't create all event in one function. The numbers in the table specify the first browser version that fully supports the attribute. disabled vs. readonly. It’s important to understand that READONLY merely prevents the user from changing the value of the field, not from interacting with the field. My solution is actually the opposite of FlySwat’s solution, but I’m not sure if it will work for your situation. If you want to report an error, or if you want to make a suggestion, do not hesitate to send us an e-mail: W3Schools is optimized for learning and training. HTML CheckBox is created by using tag, so its basic purpose is to gather input from the user. The “my_name” parameter is not posted when the checkbox is unchecked, by the user or not. another difference is that readonly elements can be focused (and getting focused when "tabbing" through a form) while disabled elements can't and the color of the disabled elements is gray. Make your checkboxes readonly by setting the readonly attribute to true. Set the position to "relative". The user could then hit the spacebar and check/uncheck the checkbox. I don’t want to allow multiple clicks, since subsequent clicks after the first are ignored. not editable in ASP.Net MVC Razor. On page load, use jquery to disable all checkboxes except the currently selected one. You’ll still need some javascript to un-disable these when submitting the form. then in jquery you can either choose one of two options: Building on the above answers, if using jQuery, this may be an good solution for all inputs: I’m using this with Asp.Net MVC to set some form elements read only. In both cases, what the user sees is a field that is slightly “grayed out”, which cannot be clicked on or edited. When posting an HTML checkbox to the server, it has a string value of ‘on’ or ”. The user can change the state of the checkbox if and only if $disabled is false. Questions: I created a custom menu called “sub-top-nav” and now I’d like to override the html output. The value of a disabled element will not be submitted to the server. I believe this is what Electrons_Ahoy was looking for. This works because returning false from the click event stops the chain of execution continuing. javascript – window.addEventListener causes browser slowdowns – Firefox only. This has been used in an ASP page using server side VB script. First and most important, your users benefit from seeing a visible difference between checkboxes they can change and checkboxes which are read-only. It uses a string of ‘T’ or ‘F’ and you can change this any way you like. I just don’t want the client to be able to change them under certain circumstances. Readonly attribute prevents us to edit the value, but not the state. Can anyone suggest me a way to do it using any of the technologies e.g. If you want the data to be posted back, than a simple solutions is to apply the same name to a hidden input: This way, when the checkbox is set to ‘disabled’, it only serves the purpose of a visual representation of the data, instead of actually being ‘linked’ to the data. . A DOMString representing the value of the checkbox. Besides, a readonly element is just not editable, but gets sent when the according form submits. Then, when they submit the form, ignore any values posted and take the original values that you stored. In particular I would like to add an unique class to each item like. I have a group of checkboxes, and each has an onClick handler that submits the form (they’re used for changing filter settings for a table). If you want to have a read-only field that will represent the value you want to submit, use readonly text. Sorry. You’re killing 2 birds with one stone. To get around that would be to set the IsTabStop="False" also. Example. A solution which addresses the two reasons Electrons_Ahoy gives for not wanting to use the “disabled” attribute would not necessarily be invalid because it utilized the “disabled” attribute. The “my_name=1” parameter is posted when the checkbox is checked, by the user or not. Here is a function to do this. @model CheckBox_ReadOnly_MVC.Models. Posted by: admin Note: A form will still submit an input field that is From faqs.org:. The value of the readonly element will be included when the form is submitted to the server. readonly is only relevant for type text, search, url, tel, email, number, password, and the date/time input types. well formed XHTML requires a XML form, thats the reason to use disabled=”disabled” instead of simply use disabled. I thought they could be, but as I’m not putting my money where my mouth was (so to speak) setting the readonly attribute doesn’t actually seem to do anything. No, setting IsHitTestVisible="False" would not stop you navigating to it by keyboard. Some of the answers on here seem a bit roundabout, but here’s a small hack. This presents a bit of a usability issue. Tip: Always add the