From 5406da40f427466b958cdd34bfeef22934c890df Mon Sep 17 00:00:00 2001
From: Christian Schneppe <christian@pix-art.de>
Date: Sun, 8 Apr 2018 13:19:21 +0200
Subject: make swipe to right gesture working

---
 .../pixart/messenger/ui/ConversationFragment.java  | 51 ++++++++++++++++---
 .../ui/interfaces/OnSwipeTouchListener.java        | 57 ----------------------
 2 files changed, 44 insertions(+), 64 deletions(-)
 delete mode 100644 src/main/java/de/pixart/messenger/ui/interfaces/OnSwipeTouchListener.java

(limited to 'src/main/java/de/pixart')

diff --git a/src/main/java/de/pixart/messenger/ui/ConversationFragment.java b/src/main/java/de/pixart/messenger/ui/ConversationFragment.java
index 1d0a0fce3..1a4095b0e 100644
--- a/src/main/java/de/pixart/messenger/ui/ConversationFragment.java
+++ b/src/main/java/de/pixart/messenger/ui/ConversationFragment.java
@@ -110,6 +110,7 @@ import de.pixart.messenger.utils.StylingHelper;
 import de.pixart.messenger.utils.UIHelper;
 import de.pixart.messenger.xmpp.XmppConnection;
 import de.pixart.messenger.xmpp.chatstate.ChatState;
+import in.championswimmer.sfg.lib.SimpleFingerGestures;
 import rocks.xmpp.addr.Jid;
 
 import static de.pixart.messenger.ui.XmppActivity.EXTRA_ACCOUNT;
@@ -155,6 +156,9 @@ public class ConversationFragment extends XmppFragment implements EditMessage.Ke
     private Toast messageLoaderToast;
     private ConversationsActivity activity;
     private boolean reInitRequiredOnStart = true;
+
+    private SimpleFingerGestures gesturesDetector = new SimpleFingerGestures();
+
     protected OnClickListener clickToVerify = new OnClickListener() {
         @Override
         public void onClick(View v) {
@@ -2110,13 +2114,46 @@ public class ConversationFragment extends XmppFragment implements EditMessage.Ke
             }
         }
         // todo add swipe listener --> causes strange scrolling in chats
-        /*this.binding.messagesView.setOnTouchListener(new OnSwipeTouchListener(getContext()) {
-            @Override
-            public void onSwipeRight() {
-                Log.d(Config.LOGTAG, "Swipe right detected");
-                activity.onBackPressed();
-            }
-        });*/
+        //this.binding.messagesView.setOnTouchListener(new OnSwipeTouchListener(getContext()) {
+        gesturesDetector.setOnFingerGestureListener(new SimpleFingerGestures.OnFingerGestureListener() {
+                @Override
+                public boolean onSwipeUp(int fingers, long gestureDuration, double gestureDistance) {
+                    return false;
+                }
+
+                @Override
+                public boolean onSwipeDown(int fingers, long gestureDuration, double gestureDistance) {
+                    return false;
+                }
+
+                @Override
+                public boolean onSwipeLeft(int fingers, long gestureDuration, double gestureDistance) {
+                    return false;
+                }
+
+                @Override
+                public boolean onSwipeRight(int fingers, long gestureDuration, double gestureDistance) {
+                    activity.onBackPressed();
+                    return false;
+                }
+
+                @Override
+                public boolean onPinch(int fingers, long gestureDuration, double gestureDistance) {
+                    return false;
+                }
+
+                @Override
+                public boolean onUnpinch(int fingers, long gestureDuration, double gestureDistance) {
+                    return false;
+                }
+
+                @Override
+                public boolean onDoubleTap(int fingers) {
+                    return false;
+                }
+            });
+        this.binding.messagesView.setOnTouchListener(gesturesDetector);
+
         activity.onConversationRead(this.conversation);
         //TODO if we only do this when this fragment is running on main it won't *bing* in tablet layout which might be unnecessary since we can *see* it
         activity.xmppConnectionService.getNotificationService().setOpenConversation(this.conversation);
diff --git a/src/main/java/de/pixart/messenger/ui/interfaces/OnSwipeTouchListener.java b/src/main/java/de/pixart/messenger/ui/interfaces/OnSwipeTouchListener.java
deleted file mode 100644
index 716127c8c..000000000
--- a/src/main/java/de/pixart/messenger/ui/interfaces/OnSwipeTouchListener.java
+++ /dev/null
@@ -1,57 +0,0 @@
-package de.pixart.messenger.ui.interfaces;
-
-import android.content.Context;
-import android.util.Log;
-import android.view.GestureDetector;
-import android.view.MotionEvent;
-import android.view.View;
-
-import de.pixart.messenger.Config;
-
-public class OnSwipeTouchListener implements View.OnTouchListener {
-
-    private final GestureDetector gestureDetector;
-
-    public OnSwipeTouchListener(Context context) {
-        gestureDetector = new GestureDetector(context, new GestureListener());
-    }
-
-    public void onSwipeLeft() {
-    }
-
-    public void onSwipeRight() {
-    }
-
-    public boolean onTouch(View v, MotionEvent event) {
-        return gestureDetector.onTouchEvent(event);
-    }
-
-    private final class GestureListener extends GestureDetector.SimpleOnGestureListener {
-
-        private static final int SWIPE_DISTANCE_THRESHOLD = 120;
-        private static final int SWIPE_VELOCITY_THRESHOLD = 200;
-
-        @Override
-        public boolean onDown(MotionEvent e) {
-            return true;
-        }
-
-        @Override
-        public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) {
-            if (e1 == null || e2 == null) {
-                Log.d(Config.LOGTAG, "Error MotionEvent");
-                return false;
-            }
-            float distanceX = e2.getX() - e1.getX();
-            float distanceY = e2.getY() - e1.getY();
-            if (Math.abs(distanceX) > Math.abs(distanceY) && Math.abs(distanceX) > SWIPE_DISTANCE_THRESHOLD && Math.abs(velocityX) > SWIPE_VELOCITY_THRESHOLD) {
-                if (distanceX > 0)
-                    onSwipeRight();
-                else
-                    onSwipeLeft();
-                return true;
-            }
-            return false;
-        }
-    }
-}
\ No newline at end of file
-- 
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