On my latest project, I was going through several areas of the application adding toolTips to make some of the data that is clipped visible if desired. In doing so, I found out that I needed to use a combination of the different types of tips available.
Most components …
Read MoreMarch 11, 2010 Tags: dataTipField, Flex 3, itemRenderer, List, toolTip
Category: Components, Flex, RIA 1 Comment 
TypeError: Error #1009: Cannot access a property or method of a null object reference.
at mx.managers::FocusManager/focusInHandler [no source]
This is definitely an SDK bug. I was using the Flex 3.5 SDK and then downgraded to 3.4.1.10084. That is when this error magically appeared. Switched back to 3.5, all better.
Read MoreFebruary 4, 2010 Tags: error, Flex 3, SDK
Category: Uncategorized No Comments
The AdvancedDataGrid (ADG) control in Adobe Flex 3 extends the capabilities of the standard DataGrid control to improve data visualization. You can:
Sort by multiple columns when you click in the column header
Use the styleFunction property to specify a function to apply styles to rows and columns of the control
Use an …
June 26, 2008 Tags: Adobe, AdvancedDataGrid, data visualization, datagrid control, Flex 3, GroupingCollection, groupingFunction, GroupLabel, rendererProvider, renderers, styleFunction, styles, Summary Row, SummaryRow
Category: Flex 27 Comments
