resources/src/mediawiki.ui/components/forms.less

   1 // Form elements and layouts
   2
   3 @import "mediawiki.mixins";
   4 @import "mediawiki.ui/variables";
   5 @import "mediawiki.ui/mixins";
   6
   7 // --------------------------------------------------------------------------
   8 // Layouts
   9 // --------------------------------------------------------------------------
  10
  11 // The FancyCaptcha image CAPTCHA used on WMF wikis drives the width of the
  12 // 'VForm' design, the form can't be narrower than this.
  13 @captchaContainerWidth: 290px;
  14 @defaultFormWidth: @captchaContainerWidth;
  15
  16 // Forms
  17 //
  18 // Styleguide 5.
  19
  20 // VForm
  21 //
  22 // Style a compact vertical stacked form ("VForm") and the elements in divs
  23 // within it. See button and inputs section on guidance of how and when to use them.
  24 //
  25 // Markup:
  26 // <form class="mw-ui-vform">
  27 //   <div class="mw-ui-vform-field">This is a form example.</div>
  28 //   <div class="mw-ui-vform-field">
  29 //     <label>Username </label>
  30 //     <input class="mw-ui-input" value="input">
  31 //   </div>
  32 //   <div class="mw-ui-vform-field">
  33 //     <button class="mw-ui-button mw-ui-constructive">Button in vform</button>
  34 //   </div>
  35 // </form>
  36 //
  37 // Styleguide 5.1.
  38 .mw-ui-vform {
  39         .box-sizing( border-box );
  40
  41         width: @defaultFormWidth;
  42
  43         // MW currently doesn't use the type attribute everywhere on inputs.
  44         select,
  45         .mw-ui-button {
  46                 display: block;
  47                 .box-sizing( border-box );
  48                 margin: 0;
  49                 width: 100%;
  50         }
  51
  52         // Give dropdown lists the same spacing as input fields for consistency.
  53         // Values taken from .agora-field-styling() in mixins/form.less
  54         select {
  55                 padding: 0.35em 0.5em;
  56                 vertical-align: middle;
  57         }
  58
  59         > label {
  60                 display: block;
  61                 .box-sizing( border-box );
  62                 .agora-label-styling();
  63                 width: auto;
  64                 margin: 0 0 0.2em;
  65                 padding: 0;
  66         }
  67
  68         // Override input styling just for checkboxes and radio inputs.
  69         input[type="radio"] {
  70                 display: inline;
  71                 .box-sizing( content-box );
  72                 width: auto;
  73         }
  74
  75         // Styles for information boxes
  76         //
  77         // Regular HTMLForm uses .error class, some special pages like
  78         // SpecialUserlogin (login and create account) use .errorbox.
  79         //
  80         // Markup:
  81         // <form class="mw-ui-vform">
  82         //   <div class="errorbox">An error occurred</div>
  83         //   <div class="warningbox">A warning to be noted</div>
  84         //   <div class="successbox">Action successful!</div>
  85         //   <div class="error">A different kind of error</div>
  86         //   <div class="error">
  87         //     <ul><li>There are problems with some of your input.</li></ul>
  88         //   </div>
  89         //   <div class="mw-ui-vform-field">
  90         //     <input type="text" value="input" class="mw-ui-input">
  91         //   </div>
  92         //   <div class="mw-ui-vform-field">
  93         //     <select>
  94         //       <option value="1">Option 1</option>
  95         //       <option value="2">Option 2</option>
  96         //     </select>
  97         //     <span class="error">The value you specified is not a valid option.</span>
  98         //   </div>
  99         //   <div class="mw-ui-vform-field">
 100         //     <button class="mw-ui-button">Button in vform</button>
 101         //   </div>
 102         // </form>
 103         //
 104         // Styleguide 5.2.
 105         .error,
 106         .errorbox,
 107         .warningbox,
 108         .successbox {
 109                 .box-sizing( border-box );
 110                 font-size: 0.9em;
 111                 margin: 0 0 1em 0;
 112                 padding: 0.5em;
 113                 word-wrap: break-word;
 114         }
 115
 116         // Colours taken from those for .errorbox in shared.css
 117         .error {
 118                 color: @colorErrorText;
 119                 border: 1px solid #fac5c5;
 120                 background-color: #fae3e3;
 121                 text-shadow: 0 1px #fae3e3;
 122         }
 123
 124         // This specifies styling for individual field validation error messages.
 125         // Show them below the fields to prevent line break glitches, and leave
 126         // some space between the field and the error message box.
 127         .mw-ui-vform-field .error {
 128                 display: block;
 129                 margin-top: 5px;
 130         }
 131
 132 }
 133
 134 // --------------------------------------------------------------------------
 135 // Elements
 136 // --------------------------------------------------------------------------
 137
 138 // A wrapper for a single form field: the <input> / <select> / <button> element,
 139 // help text, labels, associated error/warning/success messages, and so on.
 140 // Elements with this class are generated by HTMLFormField in core MediaWiki.
 141 //
 142 // (We use a broad definition of 'field' here: a purely textual information
 143 // block is also a "field".)
 144 .mw-ui-vform-field {
 145         display: block;
 146         margin: 0 0 15px;
 147         padding: 0;
 148         width: 100%;
 149 }
 150
 151 // Apply mw-ui-label to individual elements to style them.
 152 // You generally don't need to use this class if <label> is within an Agora
 153 // form container such as mw-ui-vform
 154 .mw-ui-label {
 155         .agora-label-styling();
 156 }
 157
 158 // Nesting an input  inside a label with this class
 159 // improves alignment, e.g.
 160 //
 161 // <label class="mw-ui-radio-label">
 162 //   <input type="radio">The label text
 163 // </label>
 164 .mw-ui-radio-label {
 165         .agora-inline-label-styling();
 166 }