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// widget_input.ysl2

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template "widget[@type='Input']", mode="widget_defs" {

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    param "hmi_element";

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    optional_labels("key_pos");

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    const "value_elt" {

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        optional_labels("value");

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    }

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    const "have_value","string-length($value_elt)>0";

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    value "$value_elt";

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    if "$have_value"

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    |     frequency: 5,

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    |     last_val: undefined,

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    |     dispatch: function(value) {

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    |         this.last_val = value;

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    if "$have_value"

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    |         this.value_elt.textContent = String(value);

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    |     },

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    const "edit_elt_id","$hmi_element/*[@inkscape:label='edit'][1]/@id";

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    |     init: function() {

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    if "$edit_elt_id" {

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    |         id("«$edit_elt_id»").setAttribute("onclick", "hmi_widgets['«$hmi_element/@id»'].on_edit_click()");

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    }

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    foreach "$hmi_element/*[regexp:test(@inkscape:label,'^[=+\-].+')]" {

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    |         id("«@id»").setAttribute("onclick", "hmi_widgets['«$hmi_element/@id»'].on_op_click('«func:escape_quotes(@inkscape:label)»')");

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    }

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    |     },

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    |     on_op_click: function(opstr) {

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    |         let new_val = this.change_hmi_value(0, opstr);

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    //     if "$have_value"{

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    // |         this.value_elt.textContent = String(new_val);

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    //           /* TODO gray out value until refreshed */

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    //     }

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    |     },

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    |     on_edit_click: function(opstr) {

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    |         var size = (typeof this.key_pos_elt !== 'undefined') ?  this.key_pos_elt.getBBox() : undefined

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    |         edit_value("«path/@value»", "«path/@type»", this, this.last_val, size);

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    |     },

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    |     edit_callback: function(new_val) {

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    |         this.apply_hmi_value(0, new_val);

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    //     if "$have_value"{

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    // |         this.value_elt.textContent = String(new_val);

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    //           /* TODO gray out value until refreshed */

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    //     }

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    |     },

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}