Create share button with custom chooser.

app/src/main/AndroidManifest.xml

@@ -1,14 +1,14 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="assembly.giraff" >
+    package="assembly.giraff">
 
     <uses-permission android:name="android.permission.INTERNET" />
 
     <application
         android:allowBackup="true"
         android:icon="@drawable/ic_launcher"
         android:label="@string/app_name"
-        android:theme="@style/AppTheme" >
+        android:theme="@style/AppTheme">
         <meta-data
             android:name="com.facebook.sdk.ApplicationId"
             android:value="@string/facebook_app_id" />
@@ -17,26 +17,29 @@
             android:name=".MainActivity"
             android:label="@string/app_name"
             android:parentActivityName=".BaseActivity"
-            android:theme="@style/AppThemeIntro" >
+            android:theme="@style/AppThemeIntro">
 
         </activity>
         <activity android:name="com.facebook.LoginActivity" />
         <activity
             android:name=".facebook.FacebookActivity"
             android:label="@string/title_activity_dev"
             android:parentActivityName=".BaseActivity"
-            android:theme="@style/AppThemeIntro" >
+            android:theme="@style/AppThemeIntro">
 
         </activity>
         <activity
             android:name=".LauncherActivity"
-            android:label="@string/app_name" >
+            android:label="@string/app_name">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
 
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
+        <activity
+            android:name=".ShareActivity"
+            android:label="Share" />
     </application>
 
 </manifest>

app/src/main/java/assembly/giraff/MainViewFragment.java

@@ -1,73 +1,92 @@
 package assembly.giraff;
 
-import android.support.v4.app.Fragment;
+import android.content.Intent;
 import android.os.Bundle;
+import android.support.annotation.Nullable;
+import android.support.v4.app.Fragment;
 import android.util.Log;
-import android.content.res.Resources;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
-
-import assembly.giraff.andtinder.model.CardModel;
-import assembly.giraff.andtinder.view.CardContainer;
-
+import android.widget.Button;
 
 import java.util.ArrayList;
-import java.util.List;
 
+import assembly.giraff.andtinder.model.CardModel;
+import assembly.giraff.andtinder.view.CardContainer;
 import assembly.giraff.model.CustomCardModel;
 
 
 public class MainViewFragment extends Fragment {
 
     private CardContainer mCardContainer;
+    private Button mShareButton;
     private static final String TAG = "MainActivity";
 
-
     @Override
-    public View onCreateView(LayoutInflater inflater, ViewGroup container,
-                             Bundle savedInstanceState) {
-
+    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedState) {
         View rootView = inflater.inflate(R.layout.activity_main, container, false);
-
         mCardContainer = (CardContainer) rootView.findViewById(R.id.layoutview);
+        mShareButton = (Button) rootView.findViewById(R.id.sharebutton);
+        return rootView;
+    }
 
-        Resources r = getResources();
+    @Override
+    public void onViewCreated(View view, @Nullable Bundle savedInstanceState) {
+        super.onViewCreated(view, savedInstanceState);
 
         ArrayList<Byte[]> mGifDataList = new ArrayList<>();
 
-
-        CustomAdapter adapter = new CustomAdapter(getActivity(),mGifDataList);
+        CustomAdapter adapter = new CustomAdapter(getActivity(), mGifDataList);
 
         adapter.add(new CustomCardModel("Title1", "Descripti0on goes her0e  1", "http://gifs.joelglovier.com/accidents/wheelbarrel-dump.gif"));
-        adapter.add(new CustomCardModel("Title2", "Descr0iption goes her0e 2","http://gifs.joelglovier.com/fail/cat-fail.gif"));
+        adapter.add(new CustomCardModel("Title2", "Descr0iption goes her0e 2", "http://gifs.joelglovier.com/fail/cat-fail.gif"));
         adapter.add(new CustomCardModel("Title3", "Descripti0on goes here 3", "http://gifs.joelglovier.com/aha/aha.gif"));
 
         CustomCardModel cardModel = new CustomCardModel("Title3", "Descripti0on goes here 3", "http://gifs.joelglovier.com/big-lebowski/no-huh-uh.gif");
         cardModel.setOnClickListener(new CardModel.OnClickListener() {
             @Override
             public void OnClickListener() {
-                Log.i("Swipeable Cards","I am pressing the card");
+                Log.i("Swipeable Cards", "I am pressing the card");
             }
         });
-
         cardModel.setOnCardDimissedListener(new CardModel.OnCardDimissedListener() {
             @Override
             public void onLike() {
-                Log.i("Swipeable Cards","I like the card");
+                Log.i("Swipeable Cards", "I like the card");
             }
 
             @Override
             public void onDislike() {
-                Log.i("Swipeable Cards","I dislike the card");
+                Log.i("Swipeable Cards", "I dislike the card");
             }
         });
 
         adapter.add(cardModel);
 
         mCardContainer.setAdapter(adapter);
-
-        return rootView;
+        mShareButton.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                share(mCardContainer.getCurrentCard());
+            }
+        });
     }
 
+    private void share(CardModel cardModel) {
+        if (cardModel == null) return;
+
+        if (cardModel instanceof CustomCardModel) {
+            String text = String.format("%s %s",
+                    cardModel.getDescription(),
+                    ((CustomCardModel) cardModel).getImg_url());
+
+            Intent intent = new Intent(getActivity(), ShareActivity.class);
+            intent.setType("text/plain");
+            intent.setAction(Intent.ACTION_SEND);
+            intent.putExtra(Intent.EXTRA_SUBJECT, cardModel.getTitle());
+            intent.putExtra(Intent.EXTRA_TEXT, text);
+            startActivity(intent);
+        }
+    }
 }

app/src/main/java/assembly/giraff/ShareActivity.java

@@ -0,0 +1,166 @@
+package assembly.giraff;
+
+import android.content.ComponentName;
+import android.content.Context;
+import android.content.Intent;
+import android.content.pm.ActivityInfo;
+import android.content.pm.PackageManager;
+import android.content.pm.ResolveInfo;
+import android.graphics.drawable.Drawable;
+import android.os.Bundle;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.AdapterView;
+import android.widget.BaseAdapter;
+import android.widget.ListView;
+import android.widget.TextView;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
+public class ShareActivity extends BaseActivity implements AdapterView.OnItemClickListener {
+
+    private static final String TAG = "ShareActivity";
+    private ListView mListView;
+    private ShareAdapter mAdapter;
+    private Intent mBaseIntent;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_share);
+        mListView = (ListView) findViewById(R.id.list_view);
+
+        mBaseIntent = new Intent(getIntent()); // duplicate
+        mBaseIntent.setComponent(null);
+        logIntent(mBaseIntent, "Base Intent");
+
+        View view = getLayoutInflater().inflate(R.layout.header_share, mListView, false);
+        mListView.addHeaderView(view);
+
+        PackageManager pm = getPackageManager();
+        List<ResolveInfo> resolveInfoList = pm.queryIntentActivities(mBaseIntent, 0);
+        Collections.sort(resolveInfoList, new ResolveInfo.DisplayNameComparator(pm));
+        List<ShareTarget> targets = new ArrayList<>();
+        for (ResolveInfo resolveInfo : resolveInfoList) {
+            targets.add(ShareTarget.from(this, resolveInfo));
+        }
+
+
+        mAdapter = new ShareAdapter();
+        mAdapter.setList(targets);
+        mListView.setAdapter(mAdapter);
+        mListView.setOnItemClickListener(this);
+    }
+
+    @Override
+    public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
+        ShareTarget target = mAdapter.getItem(position - mListView.getHeaderViewsCount());
+        Intent intent = new Intent(mBaseIntent);
+        intent.setComponent(target.getComponentName());
+        logIntent(intent, "Fired intent.");
+        startActivity(intent);
+        finish();
+    }
+
+    private void logIntent(Intent intent, String label) {
+        Bundle bundle = intent.getExtras();
+        Log.d(TAG, "=== dumping intent: " + label + " ===");
+        Log.d(TAG, "action: " + intent.getAction());
+        Log.d(TAG, "component: " + intent.getComponent());
+        Log.d(TAG, "uri: " + intent.getDataString());
+        Log.d(TAG, "extras: ");
+        for (String key : bundle.keySet())
+            Log.d(TAG, "- " + key + ": " + bundle.get(key));
+    }
+
+    private static class ShareAdapter extends BaseAdapter {
+
+        List<ShareTarget> list = new ArrayList<>();
+
+        public void setList(List<ShareTarget> list) {
+            this.list = list;
+        }
+
+        @Override
+        public int getCount() {
+            return list.size();
+        }
+
+        @Override
+        public ShareTarget getItem(int position) {
+            return list.get(position);
+        }
+
+        @Override
+        public long getItemId(int position) {
+            return position;
+        }
+
+        @Override
+        public View getView(int position, View convertView, ViewGroup parent) {
+            View view = convertView;
+            ViewHolder holder;
+            if (view == null) {
+                view = LayoutInflater.from(parent.getContext())
+                        .inflate(R.layout.item_share, parent, false);
+                holder = new ViewHolder(view);
+                view.setTag(holder);
+            } else {
+                holder = (ViewHolder) view.getTag();
+            }
+
+            // Data binding
+            ShareTarget target = getItem(position);
+            holder.text.setText(target.getName());
+            holder.text.setCompoundDrawablesWithIntrinsicBounds(target.getIcon(), null, null, null);
+
+            return view;
+        }
+    }
+
+    private static class ViewHolder {
+        TextView text;
+
+        public ViewHolder(View view) {
+            text = (TextView) view.findViewById(R.id.text);
+        }
+    }
+
+    private static class ShareTarget {
+        private CharSequence name;
+        private Drawable icon;
+        private ComponentName componentName;
+
+        public static ShareTarget from(Context context, ResolveInfo resolveInfo) {
+            PackageManager pm = context.getPackageManager();
+            ActivityInfo actInfo = resolveInfo.activityInfo;
+            ComponentName componentName = new ComponentName(actInfo.packageName, actInfo.name);
+            ShareTarget shareTarget = new ShareTarget();
+            try {
+                shareTarget.componentName = componentName;
+                shareTarget.name = actInfo.loadLabel(pm);
+                shareTarget.icon = pm.getActivityIcon(componentName);
+            } catch (PackageManager.NameNotFoundException e) {
+                e.printStackTrace();
+            }
+
+            return shareTarget;
+        }
+
+        public CharSequence getName() {
+            return name;
+        }
+
+        public Drawable getIcon() {
+            return icon;
+        }
+
+        public ComponentName getComponentName() {
+            return componentName;
+        }
+    }
+}

app/src/main/java/assembly/giraff/andtinder/view/CardContainer.java

@@ -24,13 +24,12 @@
 import android.widget.AdapterView;
 import android.widget.ListAdapter;
 
+import java.util.Random;
 
 import assembly.giraff.R;
 import assembly.giraff.andtinder.model.CardModel;
 import assembly.giraff.andtinder.model.Orientations.Orientation;
 
-import java.util.Random;
-
 public class CardContainer extends AdapterView<ListAdapter> {
 	public static final int INVALID_POINTER_ID = -1;
 	private int mActivePointerId = INVALID_POINTER_ID;
@@ -401,6 +400,14 @@ public void setGravity(int gravity) {
 		mGravity = gravity;
 	}
 
+    // TODO is it the correct way to get currently shown card?
+    public CardModel getCurrentCard(){
+        if (getAdapter() == null || getAdapter().getCount() == 0)
+            return null;
+
+        return (CardModel)getAdapter().getItem(0);
+    }
+
 	public static class LayoutParams extends ViewGroup.LayoutParams {
 
 		int viewType;

app/src/main/res/drawable/bg_button.xml

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:state_pressed="true">
+        <shape>
+            <solid android:color="@color/gold_darker" />
+            <corners android:radius="8dp" />
+        </shape>
+    </item>
+    <item>
+        <shape>
+            <solid android:color="@color/gold" />
+            <corners android:radius="8dp" />
+        </shape>
+    </item>
+</selector>

app/src/main/res/drawable/spacer_16dp.xml

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android">
+    <size
+        android:height="16dp"
+        android:width="16dp" />
+    <solid android:color="@color/transparent" />
+</shape>