paginator | 易学教程

玩转Django2.0---Django笔记建站基础十一(二)((音乐网站开发))

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11.5　　歌曲排行榜　　歌曲排行榜是通过首页的导航链接进入的，按照歌曲的播放次数进行降序显示。从排行榜页面的设计图可以看到，网页实现三个功能：网页顶部搜索、歌曲分类筛选和歌曲信息列表，其说明如下：　　　　1、网页顶部搜索：每个网页都具备基本功能，而且每个网页的实现方式和原理是相同的。　　　　2、歌曲分类筛选：根据歌曲信息表song的song_type字段对歌曲进行筛选，并显示在网页左侧的歌曲分类中。　　　　3、歌曲信息列表：在网页上显示播放次数排在前10条的歌曲信息。　　歌曲排行榜是由项目music的项目应用ranking实现的，我们在ranking目录下创建模板文件夹templates并且在文件夹中放置模板文件ranking.html，如下图：　　歌曲排行榜是由ranking的urls.py、views.py和ranking.html实现的。在ranking的urls.py中设置歌曲排行榜的URL地址信息，并在views.py中编写相应的URL处理函数，其代码如下： # ranking/urls.py from django.urls import path from . import views urlpatterns = [ path( '' , views.rankingView, name= ' ranking ' ), ] # ranking的views

eyoucms获取当前页码

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应用场景：在分页列表中，我们需要获取当前的页码来判断时候是在第一页，这样可以在还没开始分页的时候自定义一些效果，下面请收下当前页码的获取方法。找到Core/library/think/paginator/driver/mobile.php 这个可能是手机端的分页方法查找$pageArr = array();并于下方添加新方法 if (in_array('current', $listitemArr)) { array_push($pageArr, $this->currentPage); } 前台调用 {eyou:pagelist listitem="current"} 来源： oschina 链接： https://my.oschina.net/u/4321646/blog/3229599

Call to undefined method Illuminate\Database\Query\Builder::links()

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问题 whats up ? I have a little problem with Laravel Paginator. I built the function using order by and paginator, but I'm getting the error message "Call to undefined method Illuminate \ Database \ Query \ Builder :: links () (View: C: \ wamp \ www \ laravel \ app \ views \ frontend \ premios.blade.php). " ============= My Function ============== public function premios() { $this->layout->content = View::make('frontend.premios')->with('premiostexto',PremiosTexto::all()) ->with('premios', Premios:

Cakephp 3 paginator sort fields with translate behavior i18n

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问题 I have a Posts table with Translate behavior and I want to sort it by title on the table at index view. I can't sort by the fields that are translated because the field's don't actually exist on the database. They exist on the i18n table. This, as I explained above, doesn't work: $this->Paginator->sort('title'); $this->Paginator->sort('Posts_title_translation.content'); So, what I should do? What am I missing? Many Thanks! 回答1: The second variant should work once the field is being

CakePHP - paginate and sort hasMany association

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问题 I have three tables: Book -> belongTo -> Document ,Document -> hasOne -> Book, Document -> hasMany -> Language , Language -> belongTo -> Document Document.php public $hasOne = array( 'Book' => array( 'className' => 'Book', 'foreignKey' => 'document_id', 'dependent'=>true, ) public $hasMany = array( 'Language' => array( 'className' => 'Language', 'foreignKey' => 'document_id' ) Book.php public $belongsTo = array( 'Document' => array( 'className' => 'Document', 'foreignKey' => 'document_id' ) )

p-table rowsPerPageOptions does not expand the dropdown

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问题 I'm using the p-table component trying to show the paginator with the dropdown with rows per page option (rowsPerPageOptions): <p-table [columns]="cols" [value]="myData" [paginator]="true" [rows]="2" [rowsPerPageOptions]="[1,2,3]"> The table shows up fine with the paginator control, but the dropdown that contains the per-page option does not expand (drop). Here's the stackblitz link of the app - https://stackblitz.com/edit/angular-xywt2w?file=app/provider-search/provider-search.component.html

p-table rowsPerPageOptions does not expand the dropdown

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Custom Pagination in Cake PHP

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问题 i'm a beginner in cakePHP , and i wan't to create a custom pagination in cakePHP . the function $paginator->numbers() ; it displays the page numbers like this : 1 | 2 | 3 | 4 | ... by looking in the options , there is some options to change the separator, to add a class of a style css ..Etc . what i want is to have my pagination like this : 1-20 21-40 41-60 61-80 ... >> some one has an idea about how to code it ? EDIT : i've created the custom paginator helper in : app/View/Helper/ , and i've

How to paginate an ObservableCollection?

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问题 I have a ListBox with way too many items in it and the UI is getting slower and slower (virtualization is on, etc). So I was thinking about displaying only the first 20 items and allow to user to navigate through the result set (i.e. ObservableCollection). Does anybody know if a Pagination mechanism exist for the ObservableCollection? Does anybody has done that before? Thanks! 回答1: This facility is not directly available in the base ObservableCollecton class. You can extend the

how to make automatic paginator in p:dataGrid

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问题 I would like to make my <p:dataGrid> pagination automatic. Without using the next button, move to the next page in few seconds. <p:dataGrid id="cars" var="of" value="#{infoBaseOfVals.listinfoBaseOf}" columns="2" rows="4" layout="grid" paginator="true" cellpadding="10" cellspacing="20px" scrolling="false" responsive="true" type="unordered" itemType="none" paginatorTemplate="Nombre OFs : #infoBaseOfVals.listinfoBaseOf.size()} OFs {CurrentPageReport} {FirstPageLink} {PreviousPageLink} {PageLinks