1 // widget_switch.ysl2

     2 

     3 widget_desc("ListSwitch") {

     4     longdesc

     5     ||

     6     ListSwitch widget displays one item of an HMI:List depending on value of

     7     given variable. Main element of the widget must be a clone of the list or

     8     of an item of that list.  

     9 

    10     Given variable's current value is compared to list items

    11     label. For exemple if given variable type

    12     is HMI_INT and value is 1, then item with label '1' will be displayed.

    13     If matching variable of type HMI_STRING, then no quotes are needed. 

    14     For exemple, 'hello' match HMI_STRING 'hello'.

    15     ||

    16 

    17     shortdesc > Displays item of an HMI:List whose label matches value.

    18 

    19     path name="value" accepts="HMI_INT,HMI_STRING" > value to compare to labels

    20     

    21 }

    22 

    23 widget_class("ListSwitch"){

    24     ||

    25         frequency = 5;

    26     ||

    27 }

    28 

    29 widget_defs("ListSwitch") {

    30     // cloned element must be part of a HMI:List or a HMI:List

    31     const "targetid", "substring-after($hmi_element/@xlink:href,'#')";

    32     const "from_list", "$hmi_lists[(@id | */@id) = $targetid]";

    33     ||

    34         dispatch: function(value) {

    35             this.element.href.baseVal = "#"+hmi_widgets["«$from_list/@id»"].items[value];

    36         },

    37     ||

    38 }