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学校列表div 下拉分页

This commit is contained in:
lizanle 2015-10-20 10:11:07 +08:00
parent dc1e72a64b
commit 9330418668
2 changed files with 90 additions and 60 deletions
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8
app/controllers/school_controller.rb
View File

@ -125,16 +125,18 @@ class SchoolController < ApplicationController
end
end
if(condition == '')
@school = School.all
@school = School.page((params[:page].to_i || 1) - 1).per(100)
@school_count = School.count
else
@school = School.where("name like '%#{chinese.join("")}%' and pinyin like '%#{pinyin.join("")}%'").all
@school = School.where("name like '%#{chinese.join("")}%' and pinyin like '%#{pinyin.join("")}%'").page((params[:page].to_i || 1) - 1).per(100)
@school_count = School.where("name like '%#{chinese.join("")}%' and pinyin like '%#{pinyin.join("")}%'").count
end
result = []
# @school.each do |sc|
# result << {:value=>sc.name,:data=>sc.id}
# end
render :json => @school.to_json
render :json =>{ :schools => @school,:count=>@school_count}.to_json
end
#添加学校

142
app/views/my/account.html.erb
View File

@ -542,19 +542,41 @@
});
}
var lastSearchCondition = '';
var page = 1; //唯一控制页码 变量
var count = 0; //查询结果的总量
var maxPage = 0 ;//最大页面值
$(function() {
// $("input[name='province']").keydown(function(e){
// if(e.keyCode == 13 && $("#search_school_result_list").css('display') == 'block'){
// str = $("#search_school_result_list").children().eq(0).attr('onclick').match(/\(.*\)/)[0]
//
// str = str.replace(/\(/,'').replace(/\)/,'');
// arr = str.split(',');
// id = arr[1].replace(/\'/,'')
// name = arr.replace(/\'/,'')
// changeValue(name,id);
// return false;
// }
// });
$("#search_school_result_list").scroll(function(e){
nScrollHight = $(this)[0].scrollHeight;
nScrollTop = $(this)[0].scrollTop;
var nDivHight = $(this).height();
if(nScrollTop + nDivHight >= nScrollHight) //到底部了，
{
//判断页码是否是最大值，如果是的，就不去请求了
if(page >= maxPage){
return;
}else{ //如果不是，那就请求下一页，请求数据处理
page ++;
$.ajax({
url: '<%= url_for(:controller => 'school',:action => 'on_search') %>' + '?name=' + $("input[name='province']").val() + '&page=' + page,
type: 'post',
success: function (data) {
schoolsResult = data.schools;
if (schoolsResult.length != undefined && schoolsResult.length != 0) {
var i = 0;
for (; i < schoolsResult.length; i++) {
link = '<a onclick="window.changeValue(\'' + schoolsResult[i].school.name.replace(/\s/g, " ") + '\',\'' + schoolsResult[i].school.id + '\')" href="javascript:void(0)">' + schoolsResult[i].school.name + '</a><br/>';
$("#search_school_result_list").append(link);
}
} else {
}
}
});
}
}
});
//查询学校
$("input[name='province']").on('input', function (e) {
throttle(shcool_search_fn,window,e);
@ -568,20 +590,25 @@
}
function shcool_search_fn(e){
$("input[name='occupation']").val(''); //一旦有输入就清空id。
if($(e.target).val().trim() == lastSearchCondition && $(e.target).val().trim() != ''){
if($(e.target).val().trim() == lastSearchCondition && $(e.target).val().trim() != ''){//如果输入框没有改变或者输入框为空就返回
return;
}
$("input[name='occupation']").val(''); //一旦有输入就清空id。
lastSearchCondition = $(e.target).val().trim();
page = 1; //有新的搜索，页面重置为1
$.ajax({
url: '<%= url_for(:controller => 'school',:action => 'on_search') %>' + '?name=' + e.target.value,
url: '<%= url_for(:controller => 'school',:action => 'on_search') %>' + '?name=' + e.target.value+'&page='+page,
type: 'post',
success: function (data) {
if(data.length != undefined && data.length != 0) {
schoolsResult = data.schools;
count = data.count;
maxPage = count % 100 + 1; //最大页码值
if(schoolsResult.length != undefined && schoolsResult.length != 0) {
var i = 0;
$("#search_school_result_list").html('');
for (; i < data.length; i++) {
link = '<a onclick="window.changeValue(\'' + data[i].school.name.replace(/\s/g," ") + '\',\'' + data[i].school.id + '\')" href="javascript:void(0)">' + data[i].school.name + '</a><br/>';
for (; i < schoolsResult.length; i++) {
link = '<a onclick="window.changeValue(\'' + schoolsResult[i].school.name.replace(/\s/g," ") + '\',\'' + schoolsResult[i].school.id + '\')" href="javascript:void(0)">' + schoolsResult[i].school.name + '</a><br/>';
$("#search_school_result_list").append(link);
}
$("#search_school_result_list").css('left', $(e.target).offset().left);
@ -590,7 +617,7 @@
$("#search_school_result_list").show();
if($(e.target).val().trim() != '') {
str = e.target.value.length > 8 ? e.target.value.substr(0, 6)+"..." : e.target.value;
$("#hint").html('找到了' + data.length + '个包含"' + str + '"的高校');
$("#hint").html('找到了' + count + '个包含"' + str + '"的高校');
$("#hint").show();
}else{
$("#hint").hide();
@ -610,45 +637,46 @@
$("#search_school_result_list").hide();
$("#hint").hide();
}
})
$("input[name='province']").on('focus', function (e) {
if($(e.target).val() == ''){ //
return;
}
if( $("input[name='occupation']").val() != ''){ //如果已经有id了。肯定存在，不用去找了。
return;
}
$.ajax({
url: '<%= url_for(:controller => 'school',:action => 'on_search') %>' + '?name=' + e.target.value,
type: 'post',
success: function (data) {
if(data.length != undefined && data.length != 0) {
var i = 0;
$("#search_school_result_list").html('');
for (; i < data.length; i++) {
link = '<a onclick="window.changeValue(\'' + data[i].school.name.replace(/\s/g," ") + '\',\'' + data[i].school.id + '\')" href="javascript:void(0)">' + data[i].school.name + '</a><br/>';
$("#search_school_result_list").append(link);
}
$("#search_school_result_list").css('left', $(e.target).offset().left);
$("#search_school_result_list").css('top', $(e.target).offset().top + 28);
$("#search_school_result_list").css("position", "absolute");
$("#search_school_result_list").show();
if ($(e.target).val().trim() != '') {
str = e.target.value.length > 8 ? e.target.value.substr(0, 6) + "..." : e.target.value;
$("#hint").html('找到了' + data.length + '个包含"' + str + '"的高校');
$("#hint").show();
} else {
$("#hint").hide();
}
}else {
$("#search_school_result_list").html('');
str = e.target.value.length > 4 ? e.target.value.substr(0, 4)+"..." : e.target.value;
$("#hint").html('没有找到包含"'+str+'"的高校，<a style="color:#64bdd9" onclick="add_school(\''+ e.target.value+'\');" href="javascript:void(0);">创建高校</a>');
$("#hint").show();
}
}
});
});
// $("input[name='province']").on('focus', function (e) {
// if($(e.target).val() == ''){ //
// return;
// }
// if( $("input[name='occupation']").val() != ''){ //如果已经有id了。肯定存在，不用去找了。
// return;
// }
//
// $.ajax({
// url: '<%#= url_for(:controller => 'school',:action => 'on_search') %>' + '?name=' + e.target.value,
// type: 'post',
// success: function (data) {
// if(data.length != undefined && data.length != 0) {
// var i = 0;
// $("#search_school_result_list").html('');
// for (; i < data.length; i++) {
// link = '<a onclick="window.changeValue(\'' + data[i].school.name.replace(/\s/g," ") + '\',\'' + data[i].school.id + '\')" href="javascript:void(0)">' + data[i].school.name + '</a><br/>';
// $("#search_school_result_list").append(link);
// }
// $("#search_school_result_list").css('left', $(e.target).offset().left);
// $("#search_school_result_list").css('top', $(e.target).offset().top + 28);
// $("#search_school_result_list").css("position", "absolute");
// $("#search_school_result_list").show();
// if ($(e.target).val().trim() != '') {
// str = e.target.value.length > 8 ? e.target.value.substr(0, 6) + "..." : e.target.value;
// $("#hint").html('找到了' + data.length + '个包含"' + str + '"的高校');
// $("#hint").show();
// } else {
// $("#hint").hide();
// }
// }else {
// $("#search_school_result_list").html('');
// str = e.target.value.length > 4 ? e.target.value.substr(0, 4)+"..." : e.target.value;
// $("#hint").html('没有找到包含"'+str+'"的高校，<a style="color:#64bdd9" onclick="add_school(\''+ e.target.value+'\');" href="javascript:void(0);">创建高校</a>');
// $("#hint").show();
// }
// }
// });
// });
// $("#province").leanModal({top: 100, closeButton: ".modal_close"});