Android realizes the free drag effect of item in GridView

In the previous work, one function that needs to be realized is that items in the GridView can be dragged freely. After thinking about it, it is not very difficult to realize. The main work is to exchange nodes and the movement effect during dragging. The specific implementation is described below:

First declare a baseadapter:

Secondly, implement dragablegridview:

Implement an adapter that inherits from basedragableadapter:

Use in activity:

The above is what Xiaobian introduced to you. Android realizes the free drag effect of items in GridView and the effect of simulating background data login. I hope it will be helpful to you. If you have any questions, please leave me a message and Xiaobian will reply to you in time. Thank you very much for your support for the programming tips website!