Pull to close down with effect

BobSilent · Jul 21, 2020 · eb3420a · eb3420a
1 parent e5c3d54
commit eb3420a
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Showing 5 changed files with 40 additions and 18 deletions.
diff --git a/ATTRIBUTION.md b/ATTRIBUTION.md
@@ -26,3 +26,4 @@ FairEmail uses:
 * [File Icon Images](https://github.com/dmhendricks/file-icon-vectors). A collection of file type/extension SVG icons, available free for use in your applications. [MIT License](https://github.com/dmhendricks/file-icon-vectors/blob/master/LICENSE).
 * [GPX file type icon](https://www.flaticon.com/free-icon/gpx-file-format-variant_29258) made by [Freepik](https://www.flaticon.com/authors/freepik) from [Flaticon](https://www.flaticon.com).
 * [Disconnect's tracker protection lists](https://github.com/disconnectme/disconnect-tracking-protection). Copyright 2010-2020 Disconnect, Inc. [Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International license](https://github.com/disconnectme/disconnect-tracking-protection/blob/master/LICENSE).
+* [Over-Scroll Support For Android's RecyclerView, ListView, GridView, ScrollView ...](https://github.com/EverythingMe/overscroll-decor). Copyright (c) 2015, DoAT Media Ltd. [BSD-2-Clause License](https://github.com/EverythingMe/overscroll-decor/blob/master/LICENSE)
diff --git a/app/build.gradle b/app/build.gradle
@@ -244,6 +244,7 @@ dependencies {
     def markwon_version = "4.4.0"
     def bouncycastle_version = "1.66"
     def colorpicker_version = "0.0.15"
+    def overscroll_version = "1.1.0"
     def appauth_version = "0.7.1"
     def jcharset_version = "2.1"
 
@@ -383,6 +384,10 @@ dependencies {
     // // https://github.com/QuadFlask/colorpicker
     implementation "com.github.QuadFlask:colorpicker:$colorpicker_version"
 
+    // https://github.com/EverythingMe/overscroll-decor
+    // https://mvnrepository.com/artifact/me.everything/overscroll-decor-android?repo=jcenter
+    implementation "me.everything:overscroll-decor-android:$overscroll_version"
+
     // https://www.bouncycastle.org/latest_releases.html
     // https://mvnrepository.com/artifact/org.bouncycastle/bcpkix-jdk15on
     implementation "org.bouncycastle:bcpkix-jdk15to18:$bouncycastle_version"

diff --git a/app/src/main/assets/ATTRIBUTION.md b/app/src/main/assets/ATTRIBUTION.md
@@ -26,3 +26,4 @@ FairEmail uses:
 * [File Icon Images](https://github.com/dmhendricks/file-icon-vectors). A collection of file type/extension SVG icons, available free for use in your applications. [MIT License](https://github.com/dmhendricks/file-icon-vectors/blob/master/LICENSE).
 * [GPX file type icon](https://www.flaticon.com/free-icon/gpx-file-format-variant_29258) made by [Freepik](https://www.flaticon.com/authors/freepik) from [Flaticon](https://www.flaticon.com).
 * [Disconnect's tracker protection lists](https://github.com/disconnectme/disconnect-tracking-protection). Copyright 2010-2020 Disconnect, Inc. [Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International license](https://github.com/disconnectme/disconnect-tracking-protection/blob/master/LICENSE).
+* [Over-Scroll Support For Android's RecyclerView, ListView, GridView, ScrollView ...](https://github.com/EverythingMe/overscroll-decor). Copyright (c) 2015, DoAT Media Ltd. [BSD-2-Clause License](https://github.com/EverythingMe/overscroll-decor/blob/master/LICENSE)
diff --git a/app/src/main/java/eu/faircode/email/FragmentMessages.java b/app/src/main/java/eu/faircode/email/FragmentMessages.java
@@ -75,7 +75,6 @@
 import android.view.MotionEvent;
 import android.view.SubMenu;
 import android.view.View;
-import android.view.ViewConfiguration;
 import android.view.ViewGroup;
 import android.view.animation.Animation;
 import android.view.animation.AnimationUtils;
@@ -206,6 +205,11 @@
 import javax.mail.internet.InternetAddress;
 import javax.mail.internet.MimeMessage;
 
+import me.everything.android.ui.overscroll.IOverScrollDecor;
+import me.everything.android.ui.overscroll.IOverScrollUpdateListener;
+import me.everything.android.ui.overscroll.VerticalOverScrollBounceEffectDecorator;
+import me.everything.android.ui.overscroll.adapters.RecyclerViewOverScrollDecorAdapter;
+
 import static android.app.Activity.RESULT_OK;
 import static android.os.Process.THREAD_PRIORITY_BACKGROUND;
 import static android.text.format.DateUtils.DAY_IN_MILLIS;
@@ -214,6 +218,9 @@
 import static android.view.KeyEvent.ACTION_DOWN;
 import static android.view.KeyEvent.ACTION_UP;
 import static androidx.recyclerview.widget.RecyclerView.NO_POSITION;
+import static me.everything.android.ui.overscroll.OverScrollBounceEffectDecoratorBase.DEFAULT_DECELERATE_FACTOR;
+import static me.everything.android.ui.overscroll.OverScrollBounceEffectDecoratorBase.DEFAULT_TOUCH_DRAG_MOVE_RATIO_BCK;
+import static me.everything.android.ui.overscroll.OverScrollBounceEffectDecoratorBase.DEFAULT_TOUCH_DRAG_MOVE_RATIO_FWD;
 import static org.openintents.openpgp.OpenPgpSignatureResult.RESULT_KEY_MISSING;
 import static org.openintents.openpgp.OpenPgpSignatureResult.RESULT_NO_SIGNATURE;
 import static org.openintents.openpgp.OpenPgpSignatureResult.RESULT_VALID_KEY_CONFIRMED;
@@ -505,9 +512,6 @@ public void onClick(View v) {
         //rvMessage.setItemViewCacheSize(10);
         //rvMessage.getRecycledViewPool().setMaxRecycledViews(0, 10);
 
-        final int minOverscroll = Helper.dp2pixels(getContext(),
-                ViewConfiguration.get(getContext()).getScaledPagingTouchSlop());
-
         final LinearLayoutManager llm = new LinearLayoutManager(getContext()) {
             private Rect parentRect = new Rect();
             private Rect childRect = new Rect();
@@ -583,19 +587,6 @@ public void onLayoutChildren(RecyclerView.Recycler recycler, RecyclerView.State
                     Log.w(ex);
                 }
             }
-
-            @Override
-            public int scrollVerticallyBy(int dx, RecyclerView.Recycler recycler, RecyclerView.State state) {
-                int scrollRange = super.scrollVerticallyBy(dx, recycler, state);
-                boolean swipe_close = prefs.getBoolean("swipe_close", false);
-                if (swipe_close && viewType == AdapterMessage.ViewType.THREAD) {
-                    int overscroll = dx - scrollRange;
-                    Log.i("Overscroll=" + overscroll + "/" + minOverscroll);
-                    if (overscroll < -minOverscroll)
-                        handleAutoClose();
-                }
-                return scrollRange;
-            }
         };
         rvMessage.setLayoutManager(llm);
 
@@ -1315,6 +1306,30 @@ public boolean canChildScrollUp(@NonNull SwipeRefreshLayout parent, @Nullable Vi
             }
         });
 
+        boolean swipe_close = prefs.getBoolean("swipe_close", false);
+        if (swipe_close && viewType == AdapterMessage.ViewType.THREAD) {
+            IOverScrollDecor decor = new VerticalOverScrollBounceEffectDecorator(
+                    new RecyclerViewOverScrollDecorAdapter(rvMessage, touchHelper) {
+                        @Override
+                        public boolean isInAbsoluteEnd() {
+                            return false;
+                        }
+                    },
+                    DEFAULT_TOUCH_DRAG_MOVE_RATIO_FWD,
+                    DEFAULT_TOUCH_DRAG_MOVE_RATIO_BCK,
+                    DEFAULT_DECELERATE_FACTOR
+            );
+            decor.setOverScrollUpdateListener(new IOverScrollUpdateListener() {
+                @Override
+                public void onOverScrollUpdate(IOverScrollDecor decor, int state, float offset) {
+                    float height = decor.getView().getHeight() / DEFAULT_TOUCH_DRAG_MOVE_RATIO_FWD;
+                    if (height != 0 && offset > height / 3)
+                        handleAutoClose();
+                }
+            });
+        }
+
+
         final String pkg = Helper.getOpenKeychainPackage(getContext());
         Log.i("PGP binding to " + pkg);
         pgpService = new OpenPgpServiceConnection(getContext(), pkg);

diff --git a/app/src/main/java/eu/faircode/email/FragmentOptions.java b/app/src/main/java/eu/faircode/email/FragmentOptions.java
@@ -87,7 +87,7 @@ public class FragmentOptions extends FragmentBase {
             "message_zoom", "addresses", "attachments_alt", "thumbnails",
             "contrast", "monospaced", "text_color", "text_size", "text_font", "text_align",
             "inline_images", "collapse_quotes", "seekbar", "actionbar", "actionbar_color", "navbar_colorize",
-            "autoscroll", "swipenav", "autoexpand", "autoclose", "onclose",
+            "autoscroll", "swipenav", "swipe_close", "autoexpand", "autoclose", "onclose",
             "language_detection",
             "quick_filter", "quick_scroll",
             "experiments", "debug",