加入一些动画

app/app.iml

@@ -103,8 +103,8 @@
     <orderEntry type="library" exported="" name="recyclerview-v7-22.2.0" level="project" />
     <orderEntry type="library" exported="" name="cardview-v7-22.2.0" level="project" />
     <orderEntry type="library" exported="" name="appcompat-v7-22.2.0" level="project" />
-    <orderEntry type="library" exported="" name="android-async-http-1.4.7" level="project" />
     <orderEntry type="library" exported="" name="gson-2.3" level="project" />
+    <orderEntry type="library" exported="" name="android-async-http-1.4.7" level="project" />
     <orderEntry type="library" exported="" name="material-dialogs-0.7.6.0" level="project" />
   </component>
 </module>

app/src/main/AndroidManifest.xml

@@ -2,7 +2,7 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.aswifter.material">
 
-    <uses-permission  android:name="android.permission.INTERNET"  />
+    <uses-permission android:name="android.permission.INTERNET" />
 
     <application
         android:allowBackup="true"
@@ -11,7 +11,8 @@
         android:theme="@style/AppTheme">
         <activity
             android:name="com.aswifter.material.MainActivity"
-            android:label="@string/app_name">
+            android:label="@string/app_name"
+            android:theme="@style/DrawerLayoutTheme">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
 
@@ -23,8 +24,12 @@
         <activity android:name=".example.RecycleViewActivity"></activity>
         <activity android:name=".example.EditTextFLActivity"></activity>
         <activity android:name=".example.CardViewActivity"></activity>
-        <activity android:name=".example.AppBarDetailActivity"></activity>
-        <activity android:name=".book.BookDetailActivity"></activity>
+        <activity
+            android:name=".example.AppBarDetailActivity"
+            android:theme="@style/DrawerLayoutTheme"></activity>
+        <activity
+            android:name=".book.BookDetailActivity"
+            android:theme="@style/DrawerLayoutTheme"></activity>
 
     </application>
 

app/src/main/java/com/aswifter/material/MainActivity.java

@@ -1,9 +1,7 @@
 package com.aswifter.material;
 
 import android.os.Bundle;
-import android.support.design.widget.FloatingActionButton;
 import android.support.design.widget.NavigationView;
-import android.support.design.widget.Snackbar;
 import android.support.v4.widget.DrawerLayout;
 import android.support.v7.app.ActionBarDrawerToggle;
 import android.support.v7.app.AppCompatActivity;
@@ -25,6 +23,8 @@ public class MainActivity extends AppCompatActivity implements BackHandledFragme
     private BackHandledFragment selectedFragment;
     private NavigationView mNavigationView;
 
+    private static final int ANIM_DURATION_TOOLBAR = 300;
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -40,13 +40,15 @@ protected void onCreate(Bundle savedInstanceState) {
         mNavigationView = (NavigationView) findViewById(R.id.navigation_view);
         setupDrawerContent(mNavigationView);
 
-        switchToBook();
-
         //profile Image
         setUpProfileImage();
 
+
+        switchToBook();
+
     }
 
+
     private void switchToBook() {
         getSupportFragmentManager().beginTransaction().replace(R.id.frame_content, new BooksFragment()).commit();
         mToolbar.setTitle(R.string.navigation_book);

app/src/main/java/com/aswifter/material/Utils.java

@@ -0,0 +1,48 @@
+package com.aswifter.material;
+
+import android.content.Context;
+import android.content.res.Resources;
+import android.graphics.Point;
+import android.os.Build;
+import android.view.Display;
+import android.view.WindowManager;
+
+/**
+ * Created by froger_mcs on 05.11.14.
+ */
+public class Utils {
+    private static int screenWidth = 0;
+    private static int screenHeight = 0;
+
+    public static int dpToPx(int dp) {
+        return (int) (dp * Resources.getSystem().getDisplayMetrics().density);
+    }
+
+    public static int getScreenHeight(Context c) {
+        if (screenHeight == 0) {
+            WindowManager wm = (WindowManager) c.getSystemService(Context.WINDOW_SERVICE);
+            Display display = wm.getDefaultDisplay();
+            Point size = new Point();
+            display.getSize(size);
+            screenHeight = size.y;
+        }
+
+        return screenHeight;
+    }
+
+    public static int getScreenWidth(Context c) {
+        if (screenWidth == 0) {
+            WindowManager wm = (WindowManager) c.getSystemService(Context.WINDOW_SERVICE);
+            Display display = wm.getDefaultDisplay();
+            Point size = new Point();
+            display.getSize(size);
+            screenWidth = size.x;
+        }
+
+        return screenWidth;
+    }
+
+    public static boolean isAndroid5() {
+        return Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP;
+    }
+}

app/src/main/java/com/aswifter/material/book/Book.java

@@ -216,7 +216,7 @@ public String toString() {
     }
 
     private static AsyncHttpClient client = new AsyncHttpClient(true, 80, 443);
-    ;
+
     private static final String BASE_URL = "https://api.douban.com/v2/";
 
     private static String getAbsoluteUrl(String relativeUrl) {

app/src/main/java/com/aswifter/material/book/BookDetailActivity.java

@@ -62,6 +62,7 @@ public void onClick(View view) {
         tabLayout.setupWithViewPager(mViewPager);
     }
 
+
     private void setupViewPager(ViewPager mViewPager) {
         MyPagerAdapter adapter = new MyPagerAdapter(getSupportFragmentManager());
         adapter.addFragment(DetailFragment.newInstance(mBook.getSummary()), "内容简介");
@@ -71,7 +72,6 @@ private void setupViewPager(ViewPager mViewPager) {
     }
 
 
-
     static class MyPagerAdapter extends FragmentPagerAdapter {
         private final List<Fragment> mFragments = new ArrayList<>();
         private final List<String> mFragmentTitles = new ArrayList<>();

app/src/main/java/com/aswifter/material/book/BooksFragment.java

@@ -5,6 +5,8 @@
 import android.os.Bundle;
 import android.support.annotation.Nullable;
 import android.support.design.widget.FloatingActionButton;
+import android.support.v4.app.ActivityCompat;
+import android.support.v4.app.ActivityOptionsCompat;
 import android.support.v4.app.Fragment;
 import android.support.v7.widget.DefaultItemAnimator;
 import android.support.v7.widget.LinearLayoutManager;
@@ -14,15 +16,19 @@
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
+import android.view.animation.DecelerateInterpolator;
+import android.view.animation.OvershootInterpolator;
 import android.widget.ImageView;
 import android.widget.ProgressBar;
 import android.widget.TextView;
 
 import com.afollestad.materialdialogs.MaterialDialog;
 import com.aswifter.material.R;
+import com.aswifter.material.Utils;
 import com.aswifter.material.widget.RecyclerItemClickListener;
 import com.bumptech.glide.Glide;
 
+import java.util.ArrayList;
 import java.util.List;
 
 /**
@@ -33,6 +39,9 @@ public class BooksFragment extends Fragment {
     private RecyclerView mRecyclerView;
     private MyAdapter mAdapter;
     private ProgressBar mProgressBar;
+    private FloatingActionButton mFabButton;
+
+    private static final int ANIM_DURATION_FAB = 400;
 
     @Nullable
     @Override
@@ -46,33 +55,39 @@ public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle sa
         mRecyclerView.setItemAnimator(new DefaultItemAnimator());
 
         mProgressBar = (ProgressBar) view.findViewById(R.id.progressBar);
+
+        mAdapter = new MyAdapter(getActivity());
+        mRecyclerView.setAdapter(mAdapter);
+
         setUpFAB(view);
         return view;
     }
 
     @Override
     public void onActivityCreated(@Nullable Bundle savedInstanceState) {
         super.onActivityCreated(savedInstanceState);
+        mFabButton.setTranslationY(2 * getResources().getDimensionPixelOffset(R.dimen.btn_fab_size));
         doSearch(getString(R.string.default_search_keyword));
     }
 
 
     private void doSearch(String keyword) {
         mProgressBar.setVisibility(View.VISIBLE);
+        mAdapter.clearItems();
         Book.searchBooks(keyword, new Book.IBookResponse<List<Book>>() {
             @Override
             public void onData(List<Book> books) {
-                mAdapter = new MyAdapter(getActivity(), books);
-                mRecyclerView.setAdapter(mAdapter);
                 mProgressBar.setVisibility(View.GONE);
+                startFABAnimation();
+                mAdapter.updateItems(books, true);
             }
         });
     }
 
 
     private void setUpFAB(View view) {
-        FloatingActionButton button = (FloatingActionButton) view.findViewById(R.id.fab_normal);
-        button.setOnClickListener(new View.OnClickListener() {
+        mFabButton = (FloatingActionButton) view.findViewById(R.id.fab_normal);
+        mFabButton.setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View view) {
                 new MaterialDialog.Builder(getActivity())
@@ -92,26 +107,49 @@ public void onInput(MaterialDialog dialog, CharSequence input) {
     }
 
 
+    private void startFABAnimation() {
+        mFabButton.animate()
+                .translationY(0)
+                .setInterpolator(new OvershootInterpolator(1.f))
+                .setStartDelay(500)
+                .setDuration(ANIM_DURATION_FAB)
+                .start();
+    }
+
+
     private RecyclerItemClickListener.OnItemClickListener onItemClickListener = new RecyclerItemClickListener.OnItemClickListener() {
         @Override
         public void onItemClick(View view, int position) {
-
             Book book = mAdapter.getBook(position);
             Intent intent = new Intent(getActivity(), BookDetailActivity.class);
             intent.putExtra("book", book);
-            startActivity(intent);
+
+            ActivityOptionsCompat options =
+                    ActivityOptionsCompat.makeSceneTransitionAnimation(getActivity(),
+                            view.findViewById(R.id.ivBook), getString(R.string.transition_book_img));
+
+            ActivityCompat.startActivity(getActivity(), intent, options.toBundle());
 
         }
     };
 
     public class MyAdapter extends RecyclerView.Adapter<MyAdapter.ViewHolder> {
         private final int mBackground;
-        private List<Book> mBooks;
+        private List<Book> mBooks = new ArrayList<Book>();
         private final TypedValue mTypedValue = new TypedValue();
 
-        // Provide a reference to the views for each data item
-        // Complex data items may need more than one view per item, and
-        // you provide access to all the views for a data item in a view holder
+        private static final int ANIMATED_ITEMS_COUNT = 4;
+
+        private boolean animateItems = false;
+        private int lastAnimatedPosition = -1;
+
+        // Provide a suitable constructor (depends on the kind of dataset)
+        public MyAdapter(Context context) {
+            context.getTheme().resolveAttribute(R.attr.selectableItemBackground, mTypedValue, true);
+            mBackground = mTypedValue.resourceId;
+        }
+
+
         public class ViewHolder extends RecyclerView.ViewHolder {
             // each data item is just a string in this case
             public ImageView ivBook;
@@ -129,13 +167,37 @@ public ViewHolder(View v) {
         }
 
 
-        // Provide a suitable constructor (depends on the kind of dataset)
-        public MyAdapter(Context context, List<Book> books) {
-            mBooks = books;
-            context.getTheme().resolveAttribute(R.attr.selectableItemBackground, mTypedValue, true);
-            mBackground = mTypedValue.resourceId;
+        private void runEnterAnimation(View view, int position) {
+            if (!animateItems || position >= ANIMATED_ITEMS_COUNT - 1) {
+                return;
+            }
+
+            if (position > lastAnimatedPosition) {
+                lastAnimatedPosition = position;
+                view.setTranslationY(Utils.getScreenHeight(getActivity()));
+                view.animate()
+                        .translationY(0)
+                        .setStartDelay(100 * position)
+                        .setInterpolator(new DecelerateInterpolator(3.f))
+                        .setDuration(700)
+                        .start();
+            }
+        }
+
+
+        public void updateItems(List<Book> books, boolean animated) {
+            animateItems = animated;
+            lastAnimatedPosition = -1;
+            mBooks.addAll(books);
+            notifyDataSetChanged();
         }
 
+        public void clearItems() {
+            mBooks.clear();
+            notifyDataSetChanged();
+        }
+
+
         @Override
         public MyAdapter.ViewHolder onCreateViewHolder(ViewGroup parent,
                                                        int viewType) {
@@ -150,6 +212,7 @@ public MyAdapter.ViewHolder onCreateViewHolder(ViewGroup parent,
 
         @Override
         public void onBindViewHolder(ViewHolder holder, int position) {
+            runEnterAnimation(holder.itemView, position);
             Book book = mBooks.get(position);
             holder.tvTitle.setText(book.getTitle());
             String desc = "作者: " + book.getAuthor()[0] + "\n副标题: " + book.getSubtitle()