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How Android implements multi-level tree charts (at least level 5)

Source: Internet
Author: User
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============ Problem Description ============


Now encountered a problem, the project to use the multi-level tree structure diagram, but do not know how to achieve. Who has the best source code!

============ Solution 1============


With Expandablelistview, each of its childview is a expandablelistview, and each childview is a expandablelistview ....

Cycle 4 times should be able to meet your requirements ...

How Android implements multi-level tree charts (at least level 5)

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