utils/test/testapi/3rd_party/static/testapi-ui/assets/lib/jquery/src/attributes/val.js

   1 define( [
   2         "../core",
   3         "../core/stripAndCollapse",
   4         "./support",
   5         "../core/nodeName",
   6
   7         "../core/init"
   8 ], function( jQuery, stripAndCollapse, support, nodeName ) {
   9
  10 "use strict";
  11
  12 var rreturn = /\r/g;
  13
  14 jQuery.fn.extend( {
  15         val: function( value ) {
  16                 var hooks, ret, isFunction,
  17                         elem = this[ 0 ];
  18
  19                 if ( !arguments.length ) {
  20                         if ( elem ) {
  21                                 hooks = jQuery.valHooks[ elem.type ] ||
  22                                         jQuery.valHooks[ elem.nodeName.toLowerCase() ];
  23
  24                                 if ( hooks &&
  25                                         "get" in hooks &&
  26                                         ( ret = hooks.get( elem, "value" ) ) !== undefined
  27                                 ) {
  28                                         return ret;
  29                                 }
  30
  31                                 ret = elem.value;
  32
  33                                 // Handle most common string cases
  34                                 if ( typeof ret === "string" ) {
  35                                         return ret.replace( rreturn, "" );
  36                                 }
  37
  38                                 // Handle cases where value is null/undef or number
  39                                 return ret == null ? "" : ret;
  40                         }
  41
  42                         return;
  43                 }
  44
  45                 isFunction = jQuery.isFunction( value );
  46
  47                 return this.each( function( i ) {
  48                         var val;
  49
  50                         if ( this.nodeType !== 1 ) {
  51                                 return;
  52                         }
  53
  54                         if ( isFunction ) {
  55                                 val = value.call( this, i, jQuery( this ).val() );
  56                         } else {
  57                                 val = value;
  58                         }
  59
  60                         // Treat null/undefined as ""; convert numbers to string
  61                         if ( val == null ) {
  62                                 val = "";
  63
  64                         } else if ( typeof val === "number" ) {
  65                                 val += "";
  66
  67                         } else if ( Array.isArray( val ) ) {
  68                                 val = jQuery.map( val, function( value ) {
  69                                         return value == null ? "" : value + "";
  70                                 } );
  71                         }
  72
  73                         hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ];
  74
  75                         // If set returns undefined, fall back to normal setting
  76                         if ( !hooks || !( "set" in hooks ) || hooks.set( this, val, "value" ) === undefined ) {
  77                                 this.value = val;
  78                         }
  79                 } );
  80         }
  81 } );
  82
  83 jQuery.extend( {
  84         valHooks: {
  85                 option: {
  86                         get: function( elem ) {
  87
  88                                 var val = jQuery.find.attr( elem, "value" );
  89                                 return val != null ?
  90                                         val :
  91
  92                                         // Support: IE <=10 - 11 only
  93                                         // option.text throws exceptions (#14686, #14858)
  94                                         // Strip and collapse whitespace
  95                                         // https://html.spec.whatwg.org/#strip-and-collapse-whitespace
  96                                         stripAndCollapse( jQuery.text( elem ) );
  97                         }
  98                 },
  99                 select: {
 100                         get: function( elem ) {
 101                                 var value, option, i,
 102                                         options = elem.options,
 103                                         index = elem.selectedIndex,
 104                                         one = elem.type === "select-one",
 105                                         values = one ? null : [],
 106                                         max = one ? index + 1 : options.length;
 107
 108                                 if ( index < 0 ) {
 109                                         i = max;
 110
 111                                 } else {
 112                                         i = one ? index : 0;
 113                                 }
 114
 115                                 // Loop through all the selected options
 116                                 for ( ; i < max; i++ ) {
 117                                         option = options[ i ];
 118
 119                                         // Support: IE <=9 only
 120                                         // IE8-9 doesn't update selected after form reset (#2551)
 121                                         if ( ( option.selected || i === index ) &&
 122
 123                                                         // Don't return options that are disabled or in a disabled optgroup
 124                                                         !option.disabled &&
 125                                                         ( !option.parentNode.disabled ||
 126                                                                 !nodeName( option.parentNode, "optgroup" ) ) ) {
 127
 128                                                 // Get the specific value for the option
 129                                                 value = jQuery( option ).val();
 130
 131                                                 // We don't need an array for one selects
 132                                                 if ( one ) {
 133                                                         return value;
 134                                                 }
 135
 136                                                 // Multi-Selects return an array
 137                                                 values.push( value );
 138                                         }
 139                                 }
 140
 141                                 return values;
 142                         },
 143
 144                         set: function( elem, value ) {
 145                                 var optionSet, option,
 146                                         options = elem.options,
 147                                         values = jQuery.makeArray( value ),
 148                                         i = options.length;
 149
 150                                 while ( i-- ) {
 151                                         option = options[ i ];
 152
 153                                         /* eslint-disable no-cond-assign */
 154
 155                                         if ( option.selected =
 156                                                 jQuery.inArray( jQuery.valHooks.option.get( option ), values ) > -1
 157                                         ) {
 158                                                 optionSet = true;
 159                                         }
 160
 161                                         /* eslint-enable no-cond-assign */
 162                                 }
 163
 164                                 // Force browsers to behave consistently when non-matching value is set
 165                                 if ( !optionSet ) {
 166                                         elem.selectedIndex = -1;
 167                                 }
 168                                 return values;
 169                         }
 170                 }
 171         }
 172 } );
 173
 174 // Radios and checkboxes getter/setter
 175 jQuery.each( [ "radio", "checkbox" ], function() {
 176         jQuery.valHooks[ this ] = {
 177                 set: function( elem, value ) {
 178                         if ( Array.isArray( value ) ) {
 179                                 return ( elem.checked = jQuery.inArray( jQuery( elem ).val(), value ) > -1 );
 180                         }
 181                 }
 182         };
 183         if ( !support.checkOn ) {
 184                 jQuery.valHooks[ this ].get = function( elem ) {
 185                         return elem.getAttribute( "value" ) === null ? "on" : elem.value;
 186                 };
 187         }
 188 } );
 189
 190 } );