android-attributes

问题 I want to have 2 selectable themes for my application. In order to do that, I defined some attributes, like this: <attr format=\"color\" name=\"item_background\" /> Then, I created both themes, like this: <style name=\"ThemeA\"> <item name=\"item_background\">#123456</item> </style> <style name=\"ThemeB\"> <item name=\"item_background\">#ABCDEF</item> </style> This method works great, allowing me to create and modify several themes easily. The problem is that it seems that it can be used only

问题 I need to implement my own attributes like in com.android.R.attr Found nothing in official documentation so I need information about how to define these attrs and how to use them from my code. 回答1: Currently the best documentation is the source. You can take a look at it here (attrs.xml). You can define attributes in the top <resources> element or inside of a <declare-styleable> element. If I'm going to use an attr in more than one place I put it in the root element. Note, all attributes