checkbox

问题 I want to change the standard "3D" look of the standard asp.net checkbox to say solid 1px. If I try to apply the styling to the Border for example it does just that - draws the standard checkbox with a border around it - which is valid I guess. Anyway, is there a way to change how the actual textbox is styled? 回答1: I think the best way to make CheckBox looks really different is not to use checkbox control at all. Better use your own images for checked/unchecked state on-top of hyperlink or

问题 I have not found any easy way to accomplish to simply check a Checkbox by default. That can not be that hard, so what am i missing? 回答1: You would simply set the value in your model or entity to true and than pass it to the FormBuilder then it should be checked. If you have a look at the first example in the documentation: A new task is created, then setTask is executed and this task is added to the FormBuilder. If you do the same thing with your checkbox $object->setCheckboxValue(true); and

问题 http://jsfiddle.net/kcd6r/ how do i calculate total rel value ? if one checkbox selected the total will be updated automatically 回答1: Hope this helps: $("input[type=checkbox]").change(function(){ recalculate(); }); function recalculate(){ var sum = 0; $("input[type=checkbox]:checked").each(function(){ sum += parseInt($(this).attr("rel")); }); alert(sum); } 回答2: Same With JS : <script type="text/javascript"> var total = 0; function test(item){ if(item.checked){ total+= parseInt(item.value);

问题 I am currently working on some POC using JS Tree plugin and related check box plugin. For certain nodes I need to check the check box by default and disable any further selection.I found the function to hide the check box .bind("load_node.jstree", function (e, data) { $(this).find('li[rel!=file]').find('.jstree-checkbox:first').hide(); }); instead of hiding the check box completely I want to find a way to disable check box for certain nodes 回答1: You will need to define a "disabled" type

问题 I've noticed that the order of 'click' and 'change' events are different in Chrome and Firefox. See this JSFiddle for example: http://jsfiddle.net/5jz2g/3/ JavaScript: var el = $('foo'); var fn = function(e) { console.log(e.type); } el.addEvent('change', fn); el.addEvent('click', fn); In Chrome this logs: change click And in Firefox this logs: click change Is there a standard for the order of events? Which should fire first? The MDN doesn't seem to mention this and I couldn't find a thing

问题 This question already has answers here : Closed 6 years ago . Possible Duplicate: How to show android checkbox at right side? In my android application, I have a checkbox and some text associate with it. By default the texts are in the right side and the checkbox in left side. But I want to put the checkbox on the right side. Help me please. 回答1: I dont know whether it is possible or not by styling , But here is a solution for you Use "" as the value of the CheckBox ,then add a TextView to

问题 I have a page with several check-boxes in a form, which when selected, filter corresponding info out of a table with jquery. My problem is the following scenario: Someone checks one or more boxes, hiding rows from table They Click a link, going to another page They click the back button. At this point, the check boxes are still checked (in chrome at least), but the all the table rows are visable again. Any Ideas? 回答1: If your objective is to bring them back to the exact view they had before

问题 Why is my click event fired twice in jquery? HTML <ul class=submenu> <li><label for=toggle><input id=toggle type=checkbox checked>Show</label></li> </ul> Javascript $("ul.submenu li:contains('Show')").on("click", function(e) { console.log("toggle"); if ($(this).find("[type=checkbox]").is(":checked")) console.log("Show"); else console.log("Hide"); }); This is what I get in console: toggle menu.js:39 Show menu.js:40 toggle menu.js:39 Hide menu.js:41 > $("ul.submenu li:contains('Show')") [<li>​

问题 I'm writing a simple AngularJS Controller that keeps track of the number of checkboxes checked. Trying to avoid $scope.$watch and instead use ng-change to increment/decrement the total count. HTML : <form ng-controller="MainCtrl"> <table> <tr ng-repeat="item in data"> <td> <input type="checkbox" value="{{item.id}}" ng-model="item.selected" ng-change="updateTotal($event)">   {{item.name}} </td> </tr> </table> <p> Total checked: {{totalSelected}} </p> </form> Controller snippet $scope

问题 Looked at the HTML spec, but couldn't make heads or tails of it: http://www.w3.org/TR/html5/the-input-element.html#attr-input-checked What is the correct way to check a checkbox in HTML (not dynamically)? checked="true" checked="checked" What is the correct way to uncheck a checkbox? <input type="checkbox" /> with no checked attribute checked="false" checked="none" Where to check the HTML specification to check/uncheck a checkbox? 回答1: <input type="checkbox" checked="checked" /> or simply