Archive for the ‘Javascript’ Category

JQuery Datepicker Pops Up On Dialog Open

The following issue is observed in UI 1.7.2, jquery v1.3.2

I have a text input on the dialog as the first tabbable control, and it is also a date input field, so there is a datepicker attached to it, the issue is whenever the dialog opens, the datepicker will be activated, we would like the datepicker to be opened when the date field actually gets the cursor focus rather than the dialog focus. Read the rest of this entry »


Jquery Dialog Position Problem After Web Form Post Back

In a normal browser window, jquery dialog is positioned in the screen center as default. But when the dialog is opened by code and especially after the web form post back, very likely the dialog will be positioned at the top of your page rather than the viewport, no matter you set maintainScrollPositionOnPostBack=”true” or not. Read the rest of this entry »


ExtJS and ASP.NET part 8 – Extjs Combobox and wcf

The most interesting component in Extjs is its ComboBox, it is so powerful that it has auto complete, filtering, paging features supported at configuration level. To be honest till today I still do not know the whole story about this control yet. There is always place for you to explore. But with bit of help and firsthand experience you can get a few grips of this control and might just start to use it in a few circumstances. Read the rest of this entry »

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ExtJS and ASP.NET part 7 – Data store and wcf

Well in part 2 of this series, I demonstrated how to make direct ajax calls to wcf service from Extjs, knowing that is not enough to kick the whole extjs ball off yet, as the most attractive aspect of extjs is its colourful ui controls, these controls do not normally use ajax data directly, but through data store to handle the tedious work of data parsing and binding. Read the rest of this entry »

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ExtJS and ASP.Net Part 6- Asynchronous File Download

In another blog, I talked about how to upload file asynchronously, using ExtJS FileUploadField control together with FormPanel.

A recap of file upload, I used a formpanel and set fileUpload to true, this basically tells the formpanel to do a series of hard work behind scenes like creating frame and form, in this blog, I am going to show you how to do those heavy lifting myself without the help of a formpanel, even the example here is about file download, but you can use the same code to do file upload too as an option of not using formpanel. Read the rest of this entry »


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