解决侧滑与ViewPager滑动冲突

README.md

@@ -30,6 +30,12 @@ Very little code, are all here
 代码非常少，都在这里
 
 [ParallaxSwipeBackActivity](https://github.com/bushijie/ParallaxSwipeBack/blob/master/app/src/main/java/com/bureak/parallaxswipeback/ParallaxSwipeBackActivity.java)
+
+解决侧滑与ViewPager滑动冲突
+-----
+
+
 Thinks
 -----
+
 [http://blog.csdn.net/hanhailong726188/article/details/46433229](http://blog.csdn.net/hanhailong726188/article/details/46433229)

app/src/main/AndroidManifest.xml

@@ -20,6 +20,9 @@
         <activity
             android:name=".NextActivity"
             android:theme="@style/AppTranslucentTheme" />
+        <activity
+            android:name=".ViewPagerActivity"
+            android:theme="@style/AppTranslucentTheme" />
     </application>
 
 </manifest>

app/src/main/java/com/bureak/parallaxswipeback/FragmentPage1Fragment.java

@@ -0,0 +1,44 @@
+package com.bureak.parallaxswipeback;
+
+import android.os.Bundle;
+import android.support.v4.app.Fragment;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.TextView;
+
+public class FragmentPage1Fragment
+        extends Fragment
+{
+    TextView textView;
+
+    // 要显示的视图
+    protected View currentView = null;
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState)
+    {
+        currentView = inflater.inflate(R.layout.fragment_page, container, false);
+        return currentView;
+    }
+
+    @Override
+    public void onActivityCreated(Bundle savedInstanceState)
+    {
+        super.onActivityCreated(savedInstanceState);
+
+        textView = (TextView) currentView.findViewById(R.id.tv_fragment_page);
+
+        // 初始化
+        init();
+    }
+
+    /**
+     * 初始化
+     */
+    protected void init()
+    {
+        textView.setText("页卡1");
+    }
+}

app/src/main/java/com/bureak/parallaxswipeback/FragmentPage2Fragment.java

@@ -0,0 +1,44 @@
+package com.bureak.parallaxswipeback;
+
+import android.os.Bundle;
+import android.support.v4.app.Fragment;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.TextView;
+
+public class FragmentPage2Fragment
+        extends Fragment
+{
+    TextView textView;
+
+    // 要显示的视图
+    protected View currentView = null;
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState)
+    {
+        currentView = inflater.inflate(R.layout.fragment_page, container, false);
+        return currentView;
+    }
+
+    @Override
+    public void onActivityCreated(Bundle savedInstanceState)
+    {
+        super.onActivityCreated(savedInstanceState);
+
+        textView = (TextView) currentView.findViewById(R.id.tv_fragment_page);
+
+        // 初始化
+        init();
+    }
+
+    /**
+     * 初始化
+     */
+    protected void init()
+    {
+        textView.setText("页卡2");
+    }
+}

app/src/main/java/com/bureak/parallaxswipeback/MainActivity.java

@@ -13,41 +13,55 @@
  * @Description: 主界面
  * Created by [email protected] on 2015/7/5.
  */
-public class MainActivity extends ParallaxSwipeBackActivity {
+public class MainActivity
+        extends ParallaxSwipeBackActivity
+{
 
     @Override
-    protected void onCreate(Bundle savedInstanceState) {
+    protected void onCreate(Bundle savedInstanceState)
+    {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_main);
-        findViewById(R.id.next).setOnClickListener(new View.OnClickListener() {
+        findViewById(R.id.next).setOnClickListener(new View.OnClickListener()
+        {
             @Override
-            public void onClick(View v) {
-                Intent intent = new Intent(MainActivity.this,NextActivity.class);
-                intent.putExtra("index",0);
+            public void onClick(View v)
+            {
+                Intent intent = new Intent(MainActivity.this, NextActivity.class);
+                intent.putExtra("index", 0);
                 startParallaxSwipeBackActivty(MainActivity.this, intent);
             }
         });
 
     }
 
+    public void onClick(View view)
+    {
+        Intent intent = new Intent(this, ViewPagerActivity.class);
+        startActivity(intent);
+    }
+
     @Override
-    public boolean onCreateOptionsMenu(Menu menu) {
+    public boolean onCreateOptionsMenu(Menu menu)
+    {
         // Inflate the menu; this adds items to the action bar if it is present.
         getMenuInflater().inflate(R.menu.menu_main, menu);
         return true;
     }
 
     @Override
-    public boolean onOptionsItemSelected(MenuItem item) {
+    public boolean onOptionsItemSelected(MenuItem item)
+    {
         // Handle action bar item clicks here. The action bar will
         // automatically handle clicks on the Home/Up button, so long
         // as you specify a parent activity in AndroidManifest.xml.
         int id = item.getItemId();
 
         //noinspection SimplifiableIfStatement
-        if (id == R.id.action_settings) {
+        if (id == R.id.action_settings)
+        {
             Uri uri = Uri.parse("https://github.com/bushijie/ParallaxSwipeBack");
-            startActivity(new Intent(Intent.ACTION_VIEW,uri));
+            startActivity(new Intent(Intent.ACTION_VIEW, uri));
             return true;
         }
 

app/src/main/java/com/bureak/parallaxswipeback/PagerEnabledSlidingPaneLayout.java

@@ -0,0 +1,78 @@
+package com.bureak.parallaxswipeback;
+
+/**
+ * Created by 杨永青 on 2015/8/21.
+ */
+
+import android.content.Context;
+import android.support.v4.view.MotionEventCompat;
+import android.support.v4.widget.SlidingPaneLayout;
+import android.util.AttributeSet;
+import android.view.MotionEvent;
+import android.view.ViewConfiguration;
+
+/**
+ * Created by apaojun on 2015/2/12.
+ */
+public class PagerEnabledSlidingPaneLayout
+        extends SlidingPaneLayout
+{
+
+    private float mInitialMotionX;
+    private float mInitialMotionY;
+    private float mEdgeSlop;
+
+    public PagerEnabledSlidingPaneLayout(Context context)
+    {
+        this(context, null);
+    }
+
+    public PagerEnabledSlidingPaneLayout(Context context, AttributeSet attrs)
+    {
+        this(context, attrs, 0);
+    }
+
+    public PagerEnabledSlidingPaneLayout(Context context, AttributeSet attrs, int defStyle)
+    {
+        super(context, attrs, defStyle);
+
+        ViewConfiguration config = ViewConfiguration.get(context);
+        mEdgeSlop = config.getScaledEdgeSlop();
+    }
+
+    @Override
+    public boolean onInterceptTouchEvent(MotionEvent ev)
+    {
+
+        switch (MotionEventCompat.getActionMasked(ev))
+        {
+            case MotionEvent.ACTION_DOWN:
+            {
+                mInitialMotionX = ev.getX();
+                mInitialMotionY = ev.getY();
+                break;
+            }
+
+            case MotionEvent.ACTION_MOVE:
+            {
+                final float x = ev.getX();
+                final float y = ev.getY();
+                // The user should always be able to "close" the pane, so we only check
+                // for child scrollability if the pane is currently closed.
+                if (mInitialMotionX > mEdgeSlop && !isOpen() && canScroll(this, false,
+                        Math.round(x - mInitialMotionX), Math.round(x), Math.round(y)))
+                {
+
+                    // How do we set super.mIsUnableToDrag = true?
+
+                    // send the parent a cancel event
+                    MotionEvent cancelEvent = MotionEvent.obtain(ev);
+                    cancelEvent.setAction(MotionEvent.ACTION_CANCEL);
+                    return super.onInterceptTouchEvent(cancelEvent);
+                }
+            }
+        }
+
+        return super.onInterceptTouchEvent(ev);
+    }
+}

app/src/main/java/com/bureak/parallaxswipeback/ParallaxSwipeBackActivity.java

@@ -9,7 +9,6 @@
 import android.support.v4.widget.SlidingPaneLayout;
 import android.support.v7.app.AppCompatActivity;
 import android.util.Log;
-import android.view.Gravity;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.FrameLayout;
@@ -30,7 +29,7 @@ public class ParallaxSwipeBackActivity extends AppCompatActivity implements Slid
     private final static String TAG = ParallaxSwipeBackActivity.class.getSimpleName();
     private final static String WINDOWBITMAP = "screenshots.jpg";
     private File mFileTemp;
-    private SlidingPaneLayout slidingPaneLayout;
+    private PagerEnabledSlidingPaneLayout slidingPaneLayout;
     private FrameLayout frameLayout;
     private ImageView behindImageView;
     private ImageView shadowImageView;
@@ -41,7 +40,7 @@ public class ParallaxSwipeBackActivity extends AppCompatActivity implements Slid
     protected void onCreate(Bundle savedInstanceState) {
         //通过反射来改变SlidingPanelayout的值
         try {
-            slidingPaneLayout = new SlidingPaneLayout(this);
+            slidingPaneLayout = new PagerEnabledSlidingPaneLayout(this);
             Field f_overHang = SlidingPaneLayout.class.getDeclaredField("mOverhangSize");
             f_overHang.setAccessible(true);
             f_overHang.set(slidingPaneLayout, 0);