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Articles in category "tips", sorted by commentsX
Displaying 11-20 of 146 result(s).

Special $variables in CGridView and CListView

Created 3 years ago by Steve FriedlTips11 comments – viewed 48,225 times – ( +27 / -1 ) – version 1.1
The popular CListView and CGridView widgets each take a data provider and iterate over each data object produced, calling the user's code to render each row one at a time, and most are familiar with the use of the $data variable to represent the current model object or array.

An Easy Solution for Dependent dropDownList Using AJAX

Created 2 years ago by mrsTips10 comments – viewed 57,306 times – ( +13 / -1 ) – version 1.1
Sometimes new Yii guys face problem to manage dependent dropDownList using AJAX. I am going to discuss an easy solution about this issue.

Using counters with ActiveRecord

Created 3 years ago by davi_alexandreTips9 comments – viewed 21,739 times – ( +14 / -1 ) – version 1.1
Let's say, for example, that you are developing a blog or some kind of CMS and you want to track the number of times each post was viewed (maybe to show a list of the most viewed ones).

A simple action for CJuiAutoComplete

Created 3 years ago by tydeas_drTips9 comments – viewed 30,838 times – ( +16 / -1 ) – version 1.1
More or less I use auto-complete field for a form. CJuiAutoComplete is a yii widget for this purposes. The common use case is to make an ajax request and retrieve a list from the database. So in this case you have to write a controller action to return you a json encoded list. What if I had a generic action to do this work for me?

Saving files to a blob field in the database

Created 4 years ago by zaccariaTips8 comments – viewed 44,367 times – ( +9 / -2 ) – version 1.1
As a follow-up from the How to upload a file using a model wiki entry that explains how to save a file to the filesystem, this article will do the same using a blob field in the database.
tags: File upload

An easy way to use escopes and CActiveDataProvider

Created 3 years ago by Rafael GarciaTips8 comments – viewed 23,012 times – ( +1 / -1 ) – version 1.1
Often used scopes to define criteria in our models. This is a very useful feature as it ensures that in any part of application applying the criteria defined by the scope when called it.

Using CJuiDialog to edit rows in a CGridView

Created 3 years ago by Russell EnglandTips8 comments – viewed 28,547 times – ( +4 / -1 ) – version 1.1
I have a CGridView with a list of clients/events. For each row (EventClient) I wanted a quick edit dialog.

CGridView: Display the full record (actionView) in a CJuiDialog

Created 3 years ago by JobloTips7 comments – viewed 37,205 times – ( +15 ) – version 1.1
If you show a model (with a lot of attributes) partially in a CGridView, it can be helpful when the user can take a quick look at the full record with all attributes without displaying the view as a page and afterwards returning back to the gridview.

Using jQuery UI 1.8.10 themes with Yii 1.1.6

Created 4 years ago by a110yTips7 comments – viewed 15,472 times – ( +2 ) – version 1.1
When using the latest stable jQuery UI themes (1.8.10) with Yii 1.1.6 (which uses 1.8.6) the widgets don't appear (they're invisible but they're there). In order to make them visible you need to change the following line:

Using cache in CActiveDataProvider

Created 3 years ago by StammTips7 comments – viewed 16,124 times – ( +21 ) – version 1.1
First param in CActiveDataProvider could be a string with model name or instance of class. So, you may use CActiveRecord::cache() for cache, but you need set third param to 2, because you should cache 2 queries: counting and get data.