[android] Percent Support Library

[android] Percent Support Library

https://plus.google.com/+AndroidDevelopers/posts/C8oaLunpEEj

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PercentFrameLayout, PercentRelativeLayout 이 생겨서 percent 기반한 layouting 을 할 수 있다.

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<android.support.percent.PercentRelativeLayout>

 <ImageView

  android:id=”@+id/centered_image”

  android:layout_gravity=”center”

  app:layout_widthPercent="50%"

  app:layout_heightPercent="50%" />

 <TextView

  android:id=”@+id/caption”

  android:layout_width="wrap_content"

  android:layout_height="wrap_content"

  android:layout_below=”@id/centered_image”

  android:layout_gravity=”center_horizontal”

  app:layout_marginStartPercent=”25%”

  app:layout_marginEndPercent=”25%” />

</android.support.percent.PercentRelativeLayout>

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지원하는 attribute 들은..

layout_widthPercent

layout_heightPercent

layout_marginTopPercent

layout_marginBottomPercent

layout_marginLeftPercent

layout_marginRightPercent

layout_marginStartPercent

layout_marginEndPercent

layout_aspectRatio

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