/**
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* jquery.lookup.js
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* create by liuhuisheng 2012-11-07
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*/
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(function ($) {
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$.fn.lookup = function (arg0, arg1) {
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if (typeof arg0 == "string") {
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var methods = $.fn.lookup.methods[arg0];
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if (methods) {
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return methods(this, arg1);
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} else {
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return this.combo(arg0, arg1);
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}
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}
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arg0 = arg0 || {};
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return this.each(function () {
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var lookup = $(this).data("lookup");
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if (lookup) {
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$.extend(true, lookup.options, arg0);
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initlookup(this);
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} else {
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lookup = $(this).data("lookup", { options: $.extend(true, {}, $.fn.lookup.defaults, $.fn.lookup.parseOptions(this), arg0) });
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initlookup(this);
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}
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});
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};
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$.fn.lookup.methods = {
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setValue: function (jq, value) {
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return jq.each(function () {
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setValuesHandle(this, value);
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});
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}
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};
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function setValuesHandle(target, value) {
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var that = $(target), options = that.data('lookup').options, text;
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that.combo('setValue', value);
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if (value) {
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that.zdata(options.action).success(function (d) {
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if (d.data) {
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try {
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var json = JSON.parse(d.data);
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if (json.length > 0)
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text = $.map(json, function (v) { return v[options.textField] }).join(',');
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}
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catch (e) { }
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}
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that.combo('setText', text || value);
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});
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if (typeof value == 'string' && value.indexOf(',') > -1)
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that.zdata().data([{ name: options.valueField, value: "'" + value.replaceAll(",", "','") + "'", cp: 'invalue'}]);
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else
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that.zdata().data([{ name: options.valueField, value: value, cp: 'equal'}]);
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that.zdata().ajax({ loading: false });
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}
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else {
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that.combo('setText', value);
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}
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}
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$.fn.lookup.parseOptions = function (target) {
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var t = $(target);
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return $.extend({},
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$.fn.combo.parseOptions(target), $.parser.parseOptions(target, ["valueField", "textField", "action", "grid", "url", 'window', 'valueTitle', 'textTitle']));
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};
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$.fn.lookup.defaults = $.extend({}, $.fn.combo.defaults, {
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url: '/common/page/lookup.aspx'
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, textField: 'textField'
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, textTitle: '名称'
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, valueField: 'valueField'
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, valueTitle: '编码'
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, parentField: ''
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, multiple: false
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, action: ''
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, grid: {}
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, window: {
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title: '弹出选择'
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, width: 600
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, height: 420
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, modal: true
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, collapsible: false
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, minimizable: false
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, maximizable: true
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, closable: true
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}
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});
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function setSelection(jq, selectionStart, selectionEnd) {
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if (jq.lengh == 0) return jq;
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input = jq[0];
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if (input.createTextRange) {
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var range = input.createTextRange();
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range.collapse(true);
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range.moveEnd('character', selectionEnd);
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range.moveStart('character', selectionStart);
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range.select();
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} else if (input.setSelectionRange) {
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input.focus();
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input.setSelectionRange(selectionStart, selectionEnd);
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}
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return jq;
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}
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function initlookup(target) {
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var that = $(target), options = that.data('lookup').options;
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var fnShow = function () {
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that.combo('hidePanel');
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var panel = that.data('combo').panel.remove('style').addClass('lookup-win');
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var pPanel = parent.$(panel);
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options.window.content = "<iframe id='frm_win_" + options.valueField + "' src='" + options.url + (options.url.indexOf('?') > -1 ? '&' : '?') + "r=" + Math.random() + "' style='height:100%;width:100%;border:0;' frameborder='0'></iframe>" //frameborder="0" for ie7
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options.window.onClose = function () {
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var rtnValue = pPanel.data("returnValue");
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if (rtnValue) {
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$(target).combo('setText', rtnValue.text);
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$(target).combo('setValue', rtnValue.value);
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}
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pPanel.window('destroy');
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var txt = that.data("combo").combo.find(".combo-text");
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var len = txt.val().length;
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setSelection(txt, len, len);
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};
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options.text = $(target).combo('getText');
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options.value = $(target).combo('getValue');
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pPanel.window(options.window);
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pPanel.data("lookup", options);
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};
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that.addClass("lookup-f");
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that.combo($.extend({}, options, { onShowPanel: fnShow }));
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that.data('combo').combo.addClass("lookup");
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that.lookup('setValue', that.val());
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}
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})(jQuery);
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