first commit

.gitignore

@@ -0,0 +1,38 @@
+# Built application files
+*.apk
+*.ap_
+
+# Files for the Dalvik VM
+*.dex
+
+# Java class files
+*.class
+
+# Generated files
+bin/
+gen/
+
+# Gradle files
+.gradle/
+gradle/
+./gradlew.bat
+./gradlew
+build/
+mirror/
+
+# Local configuration file (sdk path, etc)
+local.properties
+
+# Proguard folder generated by Eclipse
+proguard/
+
+# Intellij project files
+*.iws
+.idea/workspace.xml
+.idea/tasks.xml
+.idea
+
+*.iml
+ 
+# OS
+.DS_Store

app/.gitignore

@@ -0,0 +1,38 @@
+# Built application files
+*.apk
+*.ap_
+
+# Files for the Dalvik VM
+*.dex
+
+# Java class files
+*.class
+
+# Generated files
+bin/
+gen/
+
+# Gradle files
+.gradle/
+gradle/
+./gradlew.bat
+./gradlew
+build/
+mirror/
+
+# Local configuration file (sdk path, etc)
+local.properties
+
+# Proguard folder generated by Eclipse
+proguard/
+
+# Intellij project files
+*.iws
+.idea/workspace.xml
+.idea/tasks.xml
+.idea
+
+*.iml
+ 
+# OS
+.DS_Store

app/build.gradle

@@ -0,0 +1,26 @@
+apply plugin: 'com.android.application'
+
+android {
+    compileSdkVersion 'android-L'
+    buildToolsVersion "19.1.0"
+
+    defaultConfig {
+        applicationId "com.antonioleiva.recycledviewextensions.app"
+        minSdkVersion 'L'
+        targetSdkVersion 'L'
+        versionCode 1
+        versionName "1.0"
+    }
+    buildTypes {
+        release {
+            runProguard false
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+        }
+    }
+}
+
+dependencies {
+    compile fileTree(dir: 'libs', include: ['*.jar'])
+    compile 'com.android.support:recyclerview-v7:21.+'
+    compile 'com.squareup.picasso:picasso:1.+'
+}

app/proguard-rules.pro

@@ -0,0 +1,17 @@
+# Add project specific ProGuard rules here.
+# By default, the flags in this file are appended to flags specified
+# in /home/antonio/Documentos/Desarrollo/android-sdk-linux/tools/proguard/proguard-android.txt
+# You can edit the include path and order by changing the proguardFiles
+# directive in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# Add any project specific keep options here:
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}

app/src/androidTest/java/com/antonioleiva/recycledviewextensions/example/ApplicationTest.java

@@ -0,0 +1,13 @@
+package com.antonioleiva.recycledviewextensions.example;
+
+import android.app.Application;
+import android.test.ApplicationTestCase;
+
+/**
+ * <a href="http://d.android.com/tools/testing/testing_android.html">Testing Fundamentals</a>
+ */
+public class ApplicationTest extends ApplicationTestCase<Application> {
+    public ApplicationTest() {
+        super(Application.class);
+    }
+}

app/src/main/AndroidManifest.xml

@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.antonioleiva.recycledviewextensions.example" >
+
+    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
+    <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" >
+        <activity
+            android:name="com.antonioleiva.recycledviewextensions.example.MainActivity"
+            android:label="@string/app_name" >
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>

app/src/main/java/com/antonioleiva/recycledviewextensions/example/MainActivity.java

@@ -0,0 +1,65 @@
+package com.antonioleiva.recycledviewextensions.example;
+
+import android.app.Activity;
+import android.os.Bundle;
+import android.support.v7.widget.DefaultItemAnimator;
+import android.support.v7.widget.LinearLayoutManager;
+import android.support.v7.widget.RecyclerView;
+import android.view.Menu;
+import android.view.MenuItem;
+import android.view.View;
+
+import java.util.ArrayList;
+import java.util.List;
+
+
+public class MainActivity extends Activity {
+
+    private static final String MOCK_URL = "http://lorempixel.com/800/400/nightlife/";
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_main);
+        RecyclerView recyclerView = (RecyclerView) findViewById(R.id.list);
+        recyclerView.setHasFixedSize(true);
+        final MyRecyclerAdapter adapter;
+        recyclerView.setAdapter(adapter = new MyRecyclerAdapter(createMockList(), R.layout.item));
+        recyclerView.setLayoutManager(new LinearLayoutManager(this));
+        recyclerView.setItemAnimator(new DefaultItemAnimator());
+
+        adapter.setOnItemClickListener(new OnRecyclerViewItemClickListener<ViewModel>() {
+            @Override public void onItemClick(View view, ViewModel viewModel) {
+                adapter.remove(viewModel);
+            }
+        });
+    }
+
+    private List<ViewModel> createMockList() {
+        List<ViewModel> items = new ArrayList<ViewModel>();
+        for (int i = 0; i < 20; i++) {
+            items.add(new ViewModel(i, "Item " + (i + 1), MOCK_URL + (i % 10 + 1)));
+        }
+        return items;
+    }
+
+
+    @Override
+    public boolean onCreateOptionsMenu(Menu menu) {
+        // Inflate the menu; this adds items to the action bar if it is present.
+        getMenuInflater().inflate(R.menu.main, menu);
+        return true;
+    }
+
+    @Override
+    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();
+        if (id == R.id.action_settings) {
+            return true;
+        }
+        return super.onOptionsItemSelected(item);
+    }
+}

app/src/main/java/com/antonioleiva/recycledviewextensions/example/MyRecyclerAdapter.java

@@ -0,0 +1,76 @@
+package com.antonioleiva.recycledviewextensions.example;
+
+import android.support.v7.widget.RecyclerView;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+import com.squareup.picasso.Picasso;
+
+import java.util.List;
+
+public class MyRecyclerAdapter extends RecyclerView.Adapter<MyRecyclerAdapter.ViewHolder> implements View.OnClickListener {
+
+    private List<ViewModel> items;
+    private OnRecyclerViewItemClickListener<ViewModel> itemClickListener;
+    private int itemLayout;
+
+    public MyRecyclerAdapter(List<ViewModel> items, int itemLayout) {
+        this.items = items;
+        this.itemLayout = itemLayout;
+    }
+
+    @Override public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
+        View v = LayoutInflater.from(parent.getContext()).inflate(itemLayout, parent, false);
+        v.setOnClickListener(this);
+        return new ViewHolder(v);
+    }
+
+    @Override public void onBindViewHolder(ViewHolder holder, int position) {
+        ViewModel item = items.get(position);
+        holder.text.setText(item.getText());
+        holder.image.setImageBitmap(null);
+        Picasso.with(holder.image.getContext()).cancelRequest(holder.image);
+        Picasso.with(holder.image.getContext()).load(item.getImage()).into(holder.image);
+        holder.itemView.setTag(item);
+    }
+
+    @Override public int getItemCount() {
+        return items.size();
+    }
+
+    @Override public void onClick(View view) {
+        if (itemClickListener != null) {
+            ViewModel model = (ViewModel) view.getTag();
+            itemClickListener.onItemClick(view, model);
+        }
+    }
+
+    public void add(ViewModel item, int position) {
+        items.add(position, item);
+        notifyItemInserted(position);
+    }
+
+    public void remove(ViewModel item) {
+        int position = items.indexOf(item);
+        items.remove(position);
+        notifyItemRemoved(position);
+    }
+
+    public void setOnItemClickListener(OnRecyclerViewItemClickListener<ViewModel> listener) {
+        this.itemClickListener = listener;
+    }
+
+    public static class ViewHolder extends RecyclerView.ViewHolder {
+        public ImageView image;
+        public TextView text;
+
+        public ViewHolder(View itemView) {
+            super(itemView);
+            image = (ImageView) itemView.findViewById(R.id.image);
+            text = (TextView) itemView.findViewById(R.id.text);
+        }
+    }
+}

app/src/main/java/com/antonioleiva/recycledviewextensions/example/OnRecyclerViewItemClickListener.java

@@ -0,0 +1,7 @@
+package com.antonioleiva.recycledviewextensions.example;
+
+import android.view.View;
+
+public interface OnRecyclerViewItemClickListener<Model> {
+    public void onItemClick(View view, Model model);
+}

app/src/main/java/com/antonioleiva/recycledviewextensions/example/ViewModel.java

@@ -0,0 +1,38 @@
+package com.antonioleiva.recycledviewextensions.example;
+
+public class ViewModel {
+
+    private long id;
+    private String text;
+    private String image;
+
+    public ViewModel(long id, String text, String image) {
+        this.id = id;
+        this.text = text;
+        this.image = image;
+    }
+
+    public long getId() {
+        return id;
+    }
+
+    public void setId(long id) {
+        this.id = id;
+    }
+
+    public String getText() {
+        return text;
+    }
+
+    public void setText(String text) {
+        this.text = text;
+    }
+
+    public String getImage() {
+        return image;
+    }
+
+    public void setImage(String image) {
+        this.image = image;
+    }
+}

app/src/main/res/layout/activity_main.xml

@@ -0,0 +1,10 @@
+<android.support.v7.widget.RecyclerView
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/list"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:padding="@dimen/spacing_xsmall"
+    android:clipToPadding="false"
+    tools:context=".MainActivity"
+    />

app/src/main/res/layout/item.xml

@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+             xmlns:tools="http://schemas.android.com/tools"
+             android:layout_width="match_parent"
+             android:layout_height="300dp"
+             android:layout_margin="@dimen/spacing_xsmall"
+             android:foreground="?android:attr/selectableItemBackground"
+             tools:layout_gravity="center">
+
+    <ImageView
+        android:id="@+id/image"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:scaleType="centerCrop"
+        android:tint="?android:attr/colorPrimary"
+        tools:src="@drawable/ic_launcher"
+        />
+
+    <TextView
+        android:id="@+id/text"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_gravity="bottom"
+        android:gravity="center"
+        android:background="@android:color/black"
+        android:padding="@dimen/spacing_large"
+        tools:text="Hero text"
+        />
+</FrameLayout>

app/src/main/res/menu/main.xml

@@ -0,0 +1,8 @@
+<menu xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    tools:context=".MainActivity" >
+    <item android:id="@+id/action_settings"
+        android:title="@string/action_settings"
+        android:orderInCategory="100"
+        android:showAsAction="never" />
+</menu>

app/src/main/res/values-v21/styles.xml

@@ -0,0 +1,6 @@
+<resources>
+
+    <!-- Base application theme. -->
+    <style name="AppTheme" parent="android:Theme.Material"/>
+
+</resources>

app/src/main/res/values-w820dp/dimens.xml

@@ -0,0 +1,6 @@
+<resources>
+    <!-- Example customization of dimensions originally defined in res/values/dimens.xml
+         (such as screen margins) for screens with more than 820dp of available width. This
+         would include 7" and 10" devices in landscape (~960dp and ~1280dp respectively). -->
+    <dimen name="activity_horizontal_margin">64dp</dimen>
+</resources>

app/src/main/res/values/dimens.xml

@@ -0,0 +1,7 @@
+<resources>
+    <!-- Default screen margins, per the Android Design guidelines. -->
+    <dimen name="activity_horizontal_margin">16dp</dimen>
+    <dimen name="activity_vertical_margin">16dp</dimen>
+    <dimen name="spacing_large">16dp</dimen>
+    <dimen name="spacing_xsmall">2dp</dimen>
+</resources>