导读：4.0上如果还用Theme.Dialog，只能说很土，跟整体UI风格差别很大请使用android:theme=@android:style/Theme.Holo.DialogWhenLarge上效果对比图:@android:style/Theme.Holo.DialogWhenLarge:@android:style/Them......
4.0上如果还用Theme.Dialog，只能说很土，跟整体UI风格差别很大
请使用android:theme="@android:style/Theme.Holo.DialogWhenLarge"
上效果对比图:
@android:style/Theme.Holo.DialogWhenLarge:
@android:style/Theme.Dialog
