From d0d56f3a1b32b4ae5a60afa593e78032c0c93fed Mon Sep 17 00:00:00 2001 From: "Jason A. Donenfeld" Date: Fri, 20 Jul 2018 16:41:53 +0200 Subject: fab: move in direct ratio to scroll Signed-off-by: Jason A. Donenfeld --- .../android/fragment/TunnelListFragment.java | 24 +----------- .../widget/CustomRecyclerViewScrollListener.java | 43 ---------------------- .../widget/fab/FloatingActionButtonBehavior.java | 3 +- .../android/widget/fab/FloatingActionsMenu.java | 20 ++++++++++ ...atingActionsMenuRecyclerViewScrollListener.java | 29 +++++++++++++++ 5 files changed, 52 insertions(+), 67 deletions(-) delete mode 100644 app/src/main/java/com/wireguard/android/widget/CustomRecyclerViewScrollListener.java create mode 100644 app/src/main/java/com/wireguard/android/widget/fab/FloatingActionsMenuRecyclerViewScrollListener.java (limited to 'app/src/main/java/com') diff --git a/app/src/main/java/com/wireguard/android/fragment/TunnelListFragment.java b/app/src/main/java/com/wireguard/android/fragment/TunnelListFragment.java index 5fc782ac..352c71d7 100644 --- a/app/src/main/java/com/wireguard/android/fragment/TunnelListFragment.java +++ b/app/src/main/java/com/wireguard/android/fragment/TunnelListFragment.java @@ -27,8 +27,6 @@ import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.view.ViewGroup; -import android.view.animation.AccelerateInterpolator; -import android.view.animation.DecelerateInterpolator; import com.wireguard.android.Application; import com.wireguard.android.R; @@ -38,7 +36,7 @@ import com.wireguard.android.databinding.TunnelListFragmentBinding; import com.wireguard.android.databinding.TunnelListItemBinding; import com.wireguard.android.model.Tunnel; import com.wireguard.android.util.ExceptionLoggers; -import com.wireguard.android.widget.CustomRecyclerViewScrollListener; +import com.wireguard.android.widget.fab.FloatingActionsMenuRecyclerViewScrollListener; import com.wireguard.config.Config; import java.io.BufferedReader; @@ -62,8 +60,6 @@ import java9.util.stream.StreamSupport; public class TunnelListFragment extends BaseFragment { private static final int REQUEST_IMPORT = 1; private static final String TAG = "WireGuard/" + TunnelListFragment.class.getSimpleName(); - private static final TimeInterpolator FAB_SHOW_ANIMATION = new DecelerateInterpolator(2); - private static final TimeInterpolator FAB_HIDE_ANIMATION = new AccelerateInterpolator(2); private final ActionModeListener actionModeListener = new ActionModeListener(); @Nullable private ActionMode actionMode; @@ -196,23 +192,7 @@ public class TunnelListFragment extends BaseFragment { } return false; }); - binding.tunnelList.setOnScrollListener(new CustomRecyclerViewScrollListener() { - @Override - public void show() { - binding.createMenu.animate() - .translationY(0) - .setInterpolator(FAB_SHOW_ANIMATION) - .start(); - } - - @Override - public void hide() { - binding.createMenu.animate() - .translationY(binding.createMenu.getHeight() + getResources().getDimension(R.dimen.fab_margin)) - .setInterpolator(FAB_HIDE_ANIMATION) - .start(); - } - }); + binding.tunnelList.setOnScrollListener(new FloatingActionsMenuRecyclerViewScrollListener(binding.createMenu)); binding.executePendingBindings(); return binding.getRoot(); } diff --git a/app/src/main/java/com/wireguard/android/widget/CustomRecyclerViewScrollListener.java b/app/src/main/java/com/wireguard/android/widget/CustomRecyclerViewScrollListener.java deleted file mode 100644 index dfdfd513..00000000 --- a/app/src/main/java/com/wireguard/android/widget/CustomRecyclerViewScrollListener.java +++ /dev/null @@ -1,43 +0,0 @@ -/* - * Copyright © 2018 Harsh Shandilya - * Copyright © 2018 Jason A. Donenfeld . All Rights Reserved. - * SPDX-License-Identifier: Apache-2.0 - */ - -package com.wireguard.android.widget; - -import android.support.v7.widget.RecyclerView; - -import com.wireguard.android.R; - -public abstract class CustomRecyclerViewScrollListener extends RecyclerView.OnScrollListener { - - private int scrollDist; - private boolean isVisible = true; - private static int flingThreshold; - - @Override - public void onScrolled(final RecyclerView recyclerView, final int dx, final int dy) { - super.onScrolled(recyclerView, dx, dy); - - if (flingThreshold == 0) - flingThreshold = recyclerView.getResources().getDimensionPixelSize(R.dimen.design_fab_size_normal) / 2; - - if (isVisible && scrollDist >= flingThreshold) { - hide(); - scrollDist = 0; - isVisible = false; - } else if (!isVisible && scrollDist <= -flingThreshold) { - show(); - scrollDist = 0; - isVisible = true; - } - - if (isVisible ? dy > 0 : dy < 0) { - scrollDist += dy; - } - } - - public abstract void show(); - public abstract void hide(); -} diff --git a/app/src/main/java/com/wireguard/android/widget/fab/FloatingActionButtonBehavior.java b/app/src/main/java/com/wireguard/android/widget/fab/FloatingActionButtonBehavior.java index 84868a4c..6bc25191 100644 --- a/app/src/main/java/com/wireguard/android/widget/fab/FloatingActionButtonBehavior.java +++ b/app/src/main/java/com/wireguard/android/widget/fab/FloatingActionButtonBehavior.java @@ -25,8 +25,7 @@ public class FloatingActionButtonBehavior extends CoordinatorLayout.Behavior. All Rights Reserved. + * SPDX-License-Identifier: Apache-2.0 + */ + +package com.wireguard.android.widget.fab; + +import android.support.v7.widget.RecyclerView; + +import com.wireguard.android.R; + +public class FloatingActionsMenuRecyclerViewScrollListener extends RecyclerView.OnScrollListener { + private static final float SCALE_FACTOR = 1.5f; + private final FloatingActionsMenu menu; + + public FloatingActionsMenuRecyclerViewScrollListener(final FloatingActionsMenu menu) { + this.menu = menu; + } + + private static float bound(float min, float proposal, float max) { + return Math.min(max, Math.max(min, proposal)); + } + + @Override + public void onScrolled(final RecyclerView recyclerView, final int dx, final int dy) { + super.onScrolled(recyclerView, dx, dy); + menu.setScrollYTranslation(bound(0, menu.getScrollYTranslation() + dy * SCALE_FACTOR, menu.getMeasuredHeight() - menu.getTranslationY())); + } +} -- cgit v1.2.3