Flexible Experiments

I’ve updated the Flex 2.0.1 Tree with Spring Loaded Folders code to take care of a couple small bugs, plus added some features. Support for optional restricted operations during both drag and drop (including inheritance support). Optional drag proxy when dragging multiple items. Operation restriction when dragging into originating node (into self).

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Well here is my version of an extended Flex tab navigator. I implemented a proper proxy image for the drag operations. Dragging between navigators (very handy for larger applications). Got your standard close button happening, optional of course (as a style). Click an item in the popup list, if not visible the item clicked becomes the first tab. Drag from the popup list is implemented. Drag and drop into a navigator container places the tab as the first item.

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Although the techniques described here can be applied in other ways, and on other components; one of the most practical is the tree control.

When dragging items in a Flex application the user is mouse blocked. The left mouse button is used to initiate, and keep alive the drag operation. The tree control being comprised of folders and items posses a particular problem. If the user wishes to drag the items into a closed folder, the user would have to first open the desired destination folder, then perform the drag operation. 

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A couple of people over on Flexcoders have expressed interest in customizing the Flex divider box. As this is something I happened to have played with, I thought I would share it. Styled gradient fill, close and open state button, border colors, and a couple of other goodies.

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