87 lines
2.4 KiB
Java
87 lines
2.4 KiB
Java
package org.thoughtcrime.securesms.components;
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import android.content.Context;
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import android.support.annotation.NonNull;
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import android.support.annotation.Nullable;
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import android.support.v4.view.animation.FastOutSlowInInterpolator;
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import android.util.AttributeSet;
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import android.view.View;
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import android.view.ViewGroup;
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import android.view.animation.Animation;
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import android.view.animation.AnimationUtils;
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import android.widget.FrameLayout;
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import org.thoughtcrime.securesms.R;
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public class AnimatingToggle extends FrameLayout {
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private View current;
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public AnimatingToggle(Context context) {
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super(context);
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}
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public AnimatingToggle(Context context, AttributeSet attrs) {
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super(context, attrs);
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}
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public AnimatingToggle(Context context, AttributeSet attrs, int defStyleAttr) {
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super(context, attrs, defStyleAttr);
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}
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@Override
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public void addView(@NonNull View child, int index, ViewGroup.LayoutParams params) {
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super.addView(child, index, params);
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if (getChildCount() == 1) {
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current = child;
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child.setVisibility(View.VISIBLE);
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} else {
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child.setVisibility(View.GONE);
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}
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child.setClickable(false);
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}
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public void display(@Nullable View view) {
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display(view, true);
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}
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protected void display(@Nullable View view, boolean animated) {
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if (view == current) return;
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if (animated) {
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if (current != null) animateOut(current, AnimationUtils.loadAnimation(getContext(), R.anim.animation_toggle_out));
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if (view != null) animateIn(view, AnimationUtils.loadAnimation(getContext(), R.anim.animation_toggle_in));
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} else {
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if (current != null) current.setVisibility(GONE);
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if (view != null) view.setVisibility(VISIBLE);
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}
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current = view;
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}
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private void animateOut(final View view, Animation animation) {
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animation.setAnimationListener(new Animation.AnimationListener() {
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@Override
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public void onAnimationStart(Animation animation) {
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}
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@Override
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public void onAnimationEnd(Animation animation) {
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view.setVisibility(View.GONE);
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}
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@Override
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public void onAnimationRepeat(Animation animation) {
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}
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});
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view.startAnimation(animation);
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}
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private void animateIn(View view, Animation animation) {
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animation.setInterpolator(new FastOutSlowInInterpolator());
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view.setVisibility(View.VISIBLE);
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view.startAnimation(animation);
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}
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}
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