Add animation for condition card height change. (6fdf1669) · Commits · e / os / android_packages_apps_Settings

res/layout/condition_card.xml

+87 −79

Original line number	Diff line number	Diff line
		@@ -15,10 +15,16 @@
		limitations under the License.
		-->

		<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
		android:orientation="vertical"
		<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
		android:layout_width="match_parent"
		android:layout_height="wrap_content"
		android:clipChildren="false"
		android:clipToPadding="false">
		<LinearLayout
		android:id="@+id/content"
		android:layout_width="match_parent"
		android:layout_height="wrap_content"
		android:orientation="vertical"
		android:paddingStart="16dp"
		android:background="?android:attr/colorAccent"
		android:elevation="3dp"
		@@ -60,8 +66,9 @@
		<LinearLayout
		android:id="@+id/detail_group"
		android:layout_width="match_parent"
		android:layout_height="wrap_content"
		android:layout_height="0dp"
		android:paddingStart="60dp"
		android:visibility="gone"
		android:orientation="vertical">

		<TextView
		@@ -107,3 +114,4 @@
		</LinearLayout>

		</LinearLayout>
		</FrameLayout>

res/layout/dashboard.xml

+1 −0

Original line number	Diff line number	Diff line
		@@ -23,4 +23,5 @@
		android:paddingEnd="@dimen/dashboard_padding_end"
		android:paddingTop="@dimen/dashboard_padding_top"
		android:paddingBottom="@dimen/dashboard_padding_bottom"
		android:clipChildren="false"
		android:clipToPadding="false" />

src/com/android/settings/dashboard/conditional/ConditionAdapterUtils.java

+44 −2

Original line number	Diff line number	Diff line
		@@ -15,9 +15,14 @@
		*/
		package com.android.settings.dashboard.conditional;

		import android.animation.Animator;
		import android.animation.AnimatorListenerAdapter;
		import android.animation.ObjectAnimator;
		import android.support.v7.widget.RecyclerView;
		import android.support.v7.widget.helper.ItemTouchHelper;
		import android.view.View;
		import android.view.View.OnLayoutChangeListener;
		import android.view.ViewGroup.LayoutParams;
		import android.widget.Button;
		import android.widget.ImageView;
		import com.android.settings.R;
		@@ -66,8 +71,10 @@ public class ConditionAdapterUtils {
		expand.setOnClickListener(onExpandListener);

		View detailGroup = view.itemView.findViewById(R.id.detail_group);
		// TODO: Animate expand/collapse
		detailGroup.setVisibility(isExpanded ? View.VISIBLE : View.GONE);
		if (isExpanded != (detailGroup.getVisibility() == View.VISIBLE)) {
		animateChange(view.itemView, view.itemView.findViewById(R.id.content),
		detailGroup, isExpanded);
		}
		if (isExpanded) {
		view.summary.setText(condition.getSummary());
		CharSequence[] actions = condition.getActions();
		@@ -90,4 +97,39 @@ public class ConditionAdapterUtils {
		}
		}
		}

		private static void animateChange(final View view, final View content,
		final View detailGroup, final boolean visible) {
		final int beforeBottom = view.getBottom();
		setHeight(detailGroup, visible ? LayoutParams.WRAP_CONTENT : 0);
		detailGroup.setVisibility(View.VISIBLE);
		view.addOnLayoutChangeListener(new OnLayoutChangeListener() {
		public static final long DURATION = 250;

		@Override
		public void onLayoutChange(View v, int left, int top, int right, int bottom,
		int oldLeft, int oldTop, int oldRight, int oldBottom) {
		final int afterBottom = v.getBottom();
		v.removeOnLayoutChangeListener(this);
		final ObjectAnimator animator = ObjectAnimator.ofInt(content, "bottom",
		beforeBottom, afterBottom);
		animator.setDuration(DURATION);
		animator.addListener(new AnimatorListenerAdapter() {
		@Override
		public void onAnimationEnd(Animator animation) {
		if (!visible) {
		detailGroup.setVisibility(View.GONE);
		}
		}
		});
		animator.start();
		}
		});
		}

		private static void setHeight(View detailGroup, int height) {
		final LayoutParams params = detailGroup.getLayoutParams();
		params.height = height;
		detailGroup.setLayoutParams(params);
		}
		}