1. 统一重复组件风格 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 # styles.xml <resources> <style name="FormRadioButton" parent="android:Widget.CompoundButton.RadioButton"> <item name="android:minHeight">@dimen/buttonHeight</item> <item name="android:button">@null</item> <item name="android:background">@drawable/background_radio</item> <item name="android:gravity">center</item> </style> </resources> # activity_layout.xml <...> <RadioGroup