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63 lines
2.2 KiB
Plaintext
63 lines
2.2 KiB
Plaintext
layui.define("form", function(exports) {
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var MOD_NAME = "multiSelect",
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o = layui.jquery,
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form = layui.form,
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selected_vals = [],
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multiSelect = function() {};
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multiSelect.prototype.init = function() {
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var ts = this;
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o('select[multiple]').each(function(idx, item) {
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var t = o(this),
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selds = [];
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t.find('option:selected').each(function() {
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selds.push(o(this).val());
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})
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t.next().addClass('multi').find('.layui-select-title').click(function() {
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selected_vals[idx] && o(this).find('input').val(selected_vals[idx].join(','));
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}).next().find('dd').each(function() {
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var dt = o(this),
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checked = (dt.hasClass('layui-this') || o.inArray(dt.attr('lay-value'), selds) > -1) ? 'checked' : '',
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title = dt.text(),
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disabled = dt.attr('lay-value') === '' ? 'disabled' : '';
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dt.html('<input type="checkbox" lay-skin="primary" title="' + title + '" ' + checked + ' ' + disabled + '>');
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ts.selected(idx, t, dt);
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}).click(function(e) {
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var dt = o(this);
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// 点击下拉框每一行触发选中和反选
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if(e.target.localName == 'dd' && dt.attr('lay-value') !== '') {
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var status = dt.find('.layui-form-checkbox').toggleClass('layui-form-checked').hasClass('layui-form-checked');
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dt.find('input').prop('checked', status);
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}
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// 禁止下拉框收回
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dt.parents('.layui-form-select').addClass('layui-form-selected');
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ts.selected(idx, t, dt);
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});
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})
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form.render('checkbox');
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}
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multiSelect.prototype.selected = function(idx, t, dt) {
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// 选中值存入数组
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selected_vals[idx] = [];
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// 先清除真实下拉款选中的值，在下面循环中重新赋值选中
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t.find('option').prop('selected', false);
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dt.parents('dl').find('[type=checkbox]:checked').each(function() {
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var val = o(this).parent().attr('lay-value');
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t.find('option[value=' + val + ']').prop('selected', true);
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selected_vals[idx].push(o(this).attr('title'));
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})
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// 显示已选信息
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dt.parents('dl').prev().find('input').val(selected_vals[idx].join(','));
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}
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multiSelect.prototype.render = function(type, filter) {
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form.render(type, filter);
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this.init();
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}
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var i = new multiSelect();
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i.init();
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exports(MOD_NAME, i);
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}); |