| commit | author | age | ||
| 19351a | 1 | /* $Id : region.js 4865 2007-01-31 14:04:10Z paulgao $ */ |
| B | 2 | |
| 3 | var region = new Object(); | |
| 4 | ||
| 5 | region.isAdmin = false; | |
| 6 | ||
| 7 | region.loadRegions = function(parent, type, target) | |
| 8 | { | |
| 9 | Ajax.call(region.getFileName(), 'type=' + type + '&target=' + target + "&parent=" + parent , region.response, "GET", "JSON"); | |
| 10 | } | |
| 11 | ||
| 12 | /* * | |
| 13 | * 载入指定的国家下所有的省份 | |
| 14 | * | |
| 15 | * @country integer 国家的编号 | |
| 16 | * @selName string 列表框的名称 | |
| 17 | */ | |
| 18 | region.loadProvinces = function(country, selName) | |
| 19 | { | |
| 20 | var objName = (typeof selName == "undefined") ? "selProvinces" : selName; | |
| 21 | ||
| 22 | region.loadRegions(country, 1, objName); | |
| 23 | } | |
| 24 | ||
| 25 | /* * | |
| 26 | * 载入指定的省份下所有的城市 | |
| 27 | * | |
| 28 | * @province integer 省份的编号 | |
| 29 | * @selName string 列表框的名称 | |
| 30 | */ | |
| 31 | region.loadCities = function(province, selName) | |
| 32 | { | |
| 33 | var objName = (typeof selName == "undefined") ? "selCities" : selName; | |
| 34 | ||
| 35 | region.loadRegions(province, 2, objName); | |
| 36 | } | |
| 37 | ||
| 38 | /* * | |
| 39 | * 载入指定的城市下的区 / 县 | |
| 40 | * | |
| 41 | * @city integer 城市的编号 | |
| 42 | * @selName string 列表框的名称 | |
| 43 | */ | |
| 44 | region.loadDistricts = function(city, selName) | |
| 45 | { | |
| 46 | var objName = (typeof selName == "undefined") ? "selDistricts" : selName; | |
| 47 | ||
| 48 | region.loadRegions(city, 3, objName); | |
| 49 | } | |
| 50 | ||
| 51 | /* * | |
| 52 | * 处理下拉列表改变的函数 | |
| 53 | * | |
| 54 | * @obj object 下拉列表 | |
| 55 | * @type integer 类型 | |
| 56 | * @selName string 目标列表框的名称 | |
| 57 | */ | |
| 58 | region.changed = function(obj, type, selName) | |
| 59 | { | |
| 60 | var parent = obj.options[obj.selectedIndex].value; | |
| 61 | ||
| 62 | region.loadRegions(parent, type, selName); | |
| 63 | } | |
| 64 | ||
| 65 | region.response = function(result, text_result) | |
| 66 | { | |
| 67 | var sel = document.getElementById(result.target); | |
| 68 | ||
| 69 | sel.length = 1; | |
| 70 | sel.selectedIndex = 0; | |
| 71 | sel.style.display = (result.regions.length == 0 && ! region.isAdmin && result.type + 0 == 3) ? "none" : ''; | |
| 72 | ||
| 73 | if (document.all) | |
| 74 | { | |
| 75 | sel.fireEvent("onchange"); | |
| 76 | } | |
| 77 | else | |
| 78 | { | |
| 79 | var evt = document.createEvent("HTMLEvents"); | |
| 80 | evt.initEvent('change', true, true); | |
| 81 | sel.dispatchEvent(evt); | |
| 82 | } | |
| 83 | ||
| 84 | if (result.regions) | |
| 85 | { | |
| 86 | for (i = 0; i < result.regions.length; i ++ ) | |
| 87 | { | |
| 88 | var opt = document.createElement("OPTION"); | |
| 89 | opt.value = result.regions[i].region_id; | |
| 90 | opt.text = result.regions[i].region_name; | |
| 91 | ||
| 92 | sel.options.add(opt); | |
| 93 | } | |
| 94 | } | |
| 95 | } | |
| 96 | ||
| 97 | region.getFileName = function() | |
| 98 | { | |
| 99 | if (region.isAdmin) | |
| 100 | { | |
| 101 | return "../region.php"; | |
| 102 | } | |
| 103 | else | |
| 104 | { | |
| 105 | return "region.php"; | |
| 106 | } | |
| 107 | } | |
