Iwo Banaś – Flex Blog

Some time ago I presented scrolling chart by using modified axis renderer (ScrollableAxisRenderer). I rethought this concept and come to the point that axis renderer should render axis not scroll the chart, so chart scrolling should be implemented as separate component. This is especially true in case of charts with many axes and renderers. My new idea was to create nonvisual component which will take reference to a chart and add appropriate listeners modifying axes minimum/maximum to achieve scrolling /zooming.
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In this post I will describe how to create custom filter for MDataGrid (my extension of Flex 3 DataGrid described in one of the previous posts and hosted on http://code.google.com/p/reusable-fx/). I will guide you through creation of date filter as an example.

I consider extensibility one of the most important feature of well designed reusable component and that’s why I am trying to make process of creating new MDataGrid filters as straightforward as possible.

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