From eb607a63a494f4007c6cb05ce757387f7e98089f Mon Sep 17 00:00:00 2001
From: Duncan <zhoufengan@lanmao.cn>
Date: Tue, 19 Apr 2016 10:52:07 +0800
Subject: [PATCH 1/2] =?UTF-8?q?=E4=BF=AE=E6=94=B9=E6=BB=9A=E5=8A=A8?=
 =?UTF-8?q?=E8=A7=A6=E5=8F=91=E5=92=8C=E6=9A=82=E5=81=9C=E4=BD=8D=E7=BD=AE?=
 =?UTF-8?q?,=20=E5=8F=AA=E6=9C=89=E5=BD=93view=E8=A6=81=E7=8E=B0=E5=AE=9E?=
 =?UTF-8?q?=E5=9C=A8=E7=AA=97=E5=8F=A3=E6=97=B6=E6=89=8D=E6=BB=9A=E5=8A=A8?=
 =?UTF-8?q?,=E5=BD=93view=E4=BB=8E=E7=AA=97=E5=8F=A3=E6=B8=B2=E6=9F=93?=
 =?UTF-8?q?=E4=B8=AD=E5=8F=96=E6=B6=88=E6=97=B6=E6=9A=82=E5=81=9C=E6=BB=9A?=
 =?UTF-8?q?=E5=8A=A8?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../AutoScrollViewPager.java                  | 34 ++++++++++++++++---
 1 file changed, 30 insertions(+), 4 deletions(-)

diff --git a/src/cn/trinea/android/view/autoscrollviewpager/AutoScrollViewPager.java b/src/cn/trinea/android/view/autoscrollviewpager/AutoScrollViewPager.java
index c7f81e8..5812614 100644
--- a/src/cn/trinea/android/view/autoscrollviewpager/AutoScrollViewPager.java
+++ b/src/cn/trinea/android/view/autoscrollviewpager/AutoScrollViewPager.java
@@ -63,6 +63,9 @@ public class AutoScrollViewPager extends ViewPager {
     /** scroll factor for swipe scroll animation, default is 1.0 **/
     private double                 swipeScrollFactor           = 1.0;
 
+    /** first scroll delay time */
+    private long delayTimeInMills;
+
     private Handler                handler;
     private boolean                isAutoScroll                = false;
     private boolean                isStopByTouch               = false;
@@ -91,7 +94,7 @@ private void init() {
      */
     public void startAutoScroll() {
         isAutoScroll = true;
-        sendScrollMessage((long)(interval + scroller.getDuration() / autoScrollFactor * swipeScrollFactor));
+        this.delayTimeInMills = (long)(interval + scroller.getDuration() / autoScrollFactor * swipeScrollFactor);
     }
 
     /**
@@ -101,15 +104,38 @@ public void startAutoScroll() {
      */
     public void startAutoScroll(int delayTimeInMills) {
         isAutoScroll = true;
-        sendScrollMessage(delayTimeInMills);
+        this.delayTimeInMills = delayTimeInMills;
+    }
+
+    /**
+     * start scroll when view attached
+     */
+    @Override
+    protected void onAttachedToWindow() {
+        super.onAttachedToWindow();
+        if(isAutoScroll){
+            sendScrollMessage(delayTimeInMills);
+        }
     }
 
+    /**
+     * stop scroll when view detached
+     */
+    @Override
+    protected void onDetachedFromWindow() {
+        stopAutoScroll();
+        super.onDetachedFromWindow();
+    }
+
+
     /**
      * stop auto scroll
      */
     public void stopAutoScroll() {
-        isAutoScroll = false;
-        handler.removeMessages(SCROLL_WHAT);
+        if(isAutoScroll){
+            isAutoScroll = false;
+            handler.removeMessages(SCROLL_WHAT);
+        }
     }
 
     /**

From ecab323d55ac5a25e3feb5bafe1361e91c5a8968 Mon Sep 17 00:00:00 2001
From: Duncan <zhoufengan@lanmao.cn>
Date: Fri, 22 Apr 2016 17:41:26 +0800
Subject: [PATCH 2/2] =?UTF-8?q?DetachedFromWindow=E6=97=B6,=E6=BB=9A?=
 =?UTF-8?q?=E5=8A=A8=E7=8A=B6=E6=80=81BUG=E4=BF=AE=E5=A4=8D?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../android/view/autoscrollviewpager/AutoScrollViewPager.java | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/cn/trinea/android/view/autoscrollviewpager/AutoScrollViewPager.java b/src/cn/trinea/android/view/autoscrollviewpager/AutoScrollViewPager.java
index 5812614..3c576b0 100644
--- a/src/cn/trinea/android/view/autoscrollviewpager/AutoScrollViewPager.java
+++ b/src/cn/trinea/android/view/autoscrollviewpager/AutoScrollViewPager.java
@@ -123,7 +123,9 @@ protected void onAttachedToWindow() {
      */
     @Override
     protected void onDetachedFromWindow() {
-        stopAutoScroll();
+        if(isAutoScroll){
+            handler.removeMessages(SCROLL_WHAT);
+        }
         super.onDetachedFromWindow();
     }