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Add animation for condition card height change.

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Change-Id: If648914426cf6db5b039114cf593915c3b2e6c8c
This commit is contained in:
Jason Monk
2016-02-04 15:29:59 -05:00
parent 322cfe8be0
commit 6fdf1669e1
3 changed files with 131 additions and 80 deletions
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46
src/com/android/settings/dashboard/conditional/ConditionAdapterUtils.java
View File

@@ -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);
}
}