6 examples of 'kendo dropdownlist selected value' in JavaScript

55
function setSingleSelectOption(nextSelectedIndex, _isPopoverOpen = true) {
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  set(_state => ({
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    ..._state,
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    activeOption: nextSelectedIndex,
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    selectedOptions: [nextSelectedIndex],
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    isPopoverOpen: _isPopoverOpen,
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  }));
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}

146
function dropdown(id, onchange, current_value, item_list, disabled) {
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    //
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    // Creates a dropdown for toggling options.
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    //
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    // item_list format: [[label, value, disabled], [..], [..]]
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    //
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    var items_html = "";
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    for (i = 0; i < item_list.length; i++) {
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        var label = item_list[i][0];
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        var value = item_list[i][1];
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        var greyed = item_list[i][2];
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        items_html += `<option value="${value}" ${current_value == value ? "selected" : ""} class="${greyed ? "disabled" : ""}">
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                            ${label}
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                        </option>`;
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    }
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    return `<select id="${id}" class="${disabled ? "disabled" : ""}" onchange="${onchange}" onwheel="_onwheel(event, this)">${items_html}</select>`;
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}

20
function setDropdownValues($dropdown, values, selectedValue) {
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    $dropdown.empty();
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    var optionsAsString = '';
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    // add an empty string to the beginning for empty selection
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    values.unshift('');
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    $.each(values, function () {
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        optionsAsString += "<option value='" + escapeHtml(this) + "'" + (selectedValue == this ? " selected='selected'" : "") + ">" + escapeHtml(this) + "</option>";
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    });
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    $dropdown.append($(optionsAsString));
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}

39
selectValue(e) {
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	const listNode = this.refs['valuesList'];
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	let target = e.target || e.srcElement;
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	let isli = false;
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	while(!isli && target != null) {
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		if(target.parentNode == listNode) {
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			isli = true;
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			break;
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		}
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		target = target.parentNode;
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	}
50
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	if(isli) {
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		const value = target.textContent;
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		const valueElement = this.refs['valueElement'];
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		if(valueElement['textContent'] != value) {
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			valueElement['textContent'] = value;
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			if(this.props.onValueChanged) {
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				this.props.onValueChanged(value);
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			}
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		}
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	}
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}

45
select(e){
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    this.selectEvent.emit(this);
47
}

64
function setMultipleSelectOptions(nextSelectedIndex) {
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  set(_state => {
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    const selectedOptionsArray = _state.selectedOptions.slice();
67
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    if (selectedOptionsArray.includes(nextSelectedIndex)) {
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      const index = selectedOptionsArray.indexOf(nextSelectedIndex);
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      selectedOptionsArray.splice(index, 1);
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    } else {
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      selectedOptionsArray.push(nextSelectedIndex);
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    }
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    return {
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      ..._state,
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      isPopoverOpen: true,
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      activeOption: nextSelectedIndex,
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      selectedOptions: selectedOptionsArray,
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    };
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  });
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}