Added open source licenses dialog.

app/build.gradle

@@ -132,4 +132,5 @@ dependencies {
     compile 'org.solovyev.android.views:linear-layout-manager:0.5@aar'
     //noinspection GradleDynamicVersion
     compile 'com.anjlab.android.iab.v3:library:1.0.+'
+    compile('de.psdev.licensesdialog:licensesdialog:1.8.0')
 }

app/src/main/java/com/kabouzeid/gramophone/dialogs/ChangelogDialog.java

@@ -76,8 +76,8 @@ public class ChangelogDialog extends LeakDetectDialogFragment {
             in.close();
 
             // Inject color values for WebView body background and links
-            final String backgroundColor = ThemeSingleton.get().darkTheme ? "444444" : "fff";
-            final String contentColor = ThemeSingleton.get().darkTheme ? "fff" : "000";
+            final String backgroundColor = ThemeSingleton.get().darkTheme ? "424242" : "ffffff";
+            final String contentColor = ThemeSingleton.get().darkTheme ? "ffffff" : "000000";
             webView.loadData(buf.toString()
                     .replace("{style-placeholder}",
                             String.format("body { background-color: #%s; color: #%s; }", backgroundColor, contentColor))

app/src/main/java/com/kabouzeid/gramophone/ui/activities/AboutActivity.java

@@ -15,6 +15,7 @@ import android.widget.ImageView;
 import android.widget.LinearLayout;
 import android.widget.TextView;
 
+import com.afollestad.materialdialogs.internal.ThemeSingleton;
 import com.kabouzeid.gramophone.R;
 import com.kabouzeid.gramophone.dialogs.ChangelogDialog;
 import com.kabouzeid.gramophone.dialogs.DonationDialog;
@@ -24,6 +25,7 @@ import com.kabouzeid.gramophone.util.ViewUtil;
 
 import butterknife.Bind;
 import butterknife.ButterKnife;
+import de.psdev.licensesdialog.LicensesDialog;
 
 /**
  * @author Karim Abou Zeid (kabouzeid)
@@ -57,6 +59,8 @@ public class AboutActivity extends AbsBaseActivity implements View.OnClickListen
     TextView appVersion;
     @Bind(R.id.changelog)
     LinearLayout changelog;
+    @Bind(R.id.licenses)
+    LinearLayout licenses;
     @Bind(R.id.add_to_google_plus_circles)
     LinearLayout addToGooglePlusCircles;
     @Bind(R.id.follow_on_twitter)
@@ -92,6 +96,8 @@ public class AboutActivity extends AbsBaseActivity implements View.OnClickListen
     ImageView iconInfo;
     @Bind(R.id.icon_changelog)
     ImageView iconChangelog;
+    @Bind(R.id.icon_licenses)
+    ImageView iconLicenses;
     @Bind(R.id.icon_bug_report)
     ImageView iconBugReport;
     @Bind(R.id.icon_google_plus_community)
@@ -147,6 +153,7 @@ public class AboutActivity extends AbsBaseActivity implements View.OnClickListen
 
     private void setUpOnClickListeners() {
         changelog.setOnClickListener(this);
+        licenses.setOnClickListener(this);
         addToGooglePlusCircles.setOnClickListener(this);
         followOnTwitter.setOnClickListener(this);
         forkOnGitHub.setOnClickListener(this);
@@ -165,18 +172,20 @@ public class AboutActivity extends AbsBaseActivity implements View.OnClickListen
     }
 
     private void setUpIconTint() {
-        iconInfo.setColorFilter(ColorUtil.resolveColor(this, android.R.attr.textColorSecondary));
-        iconChangelog.setColorFilter(ColorUtil.resolveColor(this, android.R.attr.textColorSecondary));
-        iconBugReport.setColorFilter(ColorUtil.resolveColor(this, android.R.attr.textColorSecondary));
-        iconGooglePlusCommunity.setColorFilter(ColorUtil.resolveColor(this, android.R.attr.textColorSecondary));
-        iconFlag.setColorFilter(ColorUtil.resolveColor(this, android.R.attr.textColorSecondary));
-        iconRate.setColorFilter(ColorUtil.resolveColor(this, android.R.attr.textColorSecondary));
-        iconDonate.setColorFilter(ColorUtil.resolveColor(this, android.R.attr.textColorSecondary));
-        iconAuthor.setColorFilter(ColorUtil.resolveColor(this, android.R.attr.textColorSecondary));
-        iconGooglePlus.setColorFilter(ColorUtil.resolveColor(this, android.R.attr.textColorSecondary));
-        iconTwitter.setColorFilter(ColorUtil.resolveColor(this, android.R.attr.textColorSecondary));
-        iconGithub.setColorFilter(ColorUtil.resolveColor(this, android.R.attr.textColorSecondary));
-        iconWebsite.setColorFilter(ColorUtil.resolveColor(this, android.R.attr.textColorSecondary));
+        int iconColor = ColorUtil.resolveColor(this, R.attr.icon_color);
+        iconInfo.setColorFilter(iconColor);
+        iconChangelog.setColorFilter(iconColor);
+        iconLicenses.setColorFilter(iconColor);
+        iconBugReport.setColorFilter(iconColor);
+        iconGooglePlusCommunity.setColorFilter(iconColor);
+        iconFlag.setColorFilter(iconColor);
+        iconRate.setColorFilter(iconColor);
+        iconDonate.setColorFilter(iconColor);
+        iconAuthor.setColorFilter(iconColor);
+        iconGooglePlus.setColorFilter(iconColor);
+        iconTwitter.setColorFilter(iconColor);
+        iconGithub.setColorFilter(iconColor);
+        iconWebsite.setColorFilter(iconColor);
     }
 
     @Override
@@ -201,6 +210,8 @@ public class AboutActivity extends AbsBaseActivity implements View.OnClickListen
     public void onClick(View v) {
         if (v == changelog) {
             ChangelogDialog.create().show(getSupportFragmentManager(), "CHANGELOG_DIALOG");
+        } else if (v == licenses) {
+            showLicenseDialog();
         } else if (v == addToGooglePlusCircles) {
             openUrl(GOOGLE_PLUS);
         } else if (v == followOnTwitter) {
@@ -241,6 +252,20 @@ public class AboutActivity extends AbsBaseActivity implements View.OnClickListen
         startActivity(i);
     }
 
+    private void showLicenseDialog() {
+        new LicensesDialog.Builder(this)
+                .setNotices(R.raw.notices)
+                .setTitle(R.string.licenses)
+                .setNoticesCssStyle(getString(R.string.license_dialog_style)
+                        .replace("{bg-color}", ThemeSingleton.get().darkTheme ? "424242" : "ffffff")
+                        .replace("{text-color}", ThemeSingleton.get().darkTheme ? "ffffff" : "000000")
+                        .replace("{license-bg-color}", ThemeSingleton.get().darkTheme ? "535353" : "eeeeee")
+                )
+                .setIncludeOwnLicense(true)
+                .build()
+                .showAppCompat();
+    }
+
     @Override
     public boolean onCreateOptionsMenu(Menu menu) {
         boolean darkContent = ColorUtil.useDarkTextColorOnBackground(getThemeColorPrimary());

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

@@ -113,6 +113,37 @@
 
         </LinearLayout>
 
+        <LinearLayout
+            android:id="@+id/licenses"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:background="?rect_selector"
+            android:clickable="true"
+            android:gravity="center_vertical"
+            android:minHeight="@dimen/md_listitem_height"
+            android:orientation="horizontal"
+            android:paddingLeft="16dp"
+            android:paddingRight="16dp">
+
+            <ImageView
+                android:id="@+id/icon_licenses"
+                android:layout_width="24dp"
+                android:layout_height="24dp"
+                android:src="@drawable/ic_description_white_24dp"
+                tools:ignore="ContentDescription" />
+
+            <TextView
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginLeft="32dp"
+                android:layout_marginStart="32dp"
+                android:paddingBottom="8dp"
+                android:paddingTop="8dp"
+                android:text="@string/licenses"
+                android:textAppearance="@style/TextAppearance.AppCompat.Subhead" />
+
+        </LinearLayout>
+
     </LinearLayout>
 
 </android.support.v7.widget.CardView>

app/src/main/res/raw/notices.xml

@@ -0,0 +1,105 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<!--
+  ~ Copyright 2013 Philip Schiffer
+  ~
+  ~    Licensed under the Apache License, Version 2.0 (the "License");
+  ~    you may not use this file except in compliance with the License.
+  ~    You may obtain a copy of the License at
+  ~
+  ~        http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~    Unless required by applicable law or agreed to in writing, software
+  ~    distributed under the License is distributed on an "AS IS" BASIS,
+  ~    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~    See the License for the specific language governing permissions and
+  ~    limitations under the License.
+  -->
+<notices>
+    <notice>
+        <name>Advanced RecyclerView</name>
+        <url>https://github.com/h6ah4i/android-advancedrecyclerview</url>
+        <copyright>Copyright (C) 2015 Haruki Hasegawa</copyright>
+        <license>Apache Software License 2.0</license>
+    </notice>
+    <notice>
+        <name>Material Contextual Action Bar</name>
+        <url>https://github.com/afollestad/material-cab</url>
+        <copyright>Copyright 2016 Aidan Follestad</copyright>
+        <license>Apache Software License 2.0</license>
+    </notice>
+    <notice>
+        <name>LeakCanary</name>
+        <url>https://github.com/square/leakcanary</url>
+        <copyright>Copyright 2015 Square, Inc.</copyright>
+        <license>Apache Software License 2.0</license>
+    </notice>
+    <notice>
+        <name>Android Support Libraries</name>
+        <url>http://developer.android.com/tools/support-library/index.html</url>
+        <copyright>Copyright (C) 2015 The Android Open Source Project</copyright>
+        <license>Apache Software License 2.0</license>
+    </notice>
+    <notice>
+        <name>Android-ObservableScrollView</name>
+        <url>https://github.com/ksoichiro/Android-ObservableScrollView</url>
+        <copyright>Copyright 2014 Soichiro Kashima</copyright>
+        <license>Apache Software License 2.0</license>
+    </notice>
+    <notice>
+        <name>Android Sliding Up Panel</name>
+        <url>https://github.com/umano/AndroidSlidingUpPanel</url>
+        <copyright />
+        <license>Apache Software License 2.0</license>
+    </notice>
+    <notice>
+        <name>Retrofit</name>
+        <url>https://github.com/square/retrofit</url>
+        <copyright>Copyright 2013 Square, Inc.</copyright>
+        <license>Apache Software License 2.0</license>
+    </notice>
+    <notice>
+        <name>OkHttp</name>
+        <url>https://github.com/square/okhttp</url>
+        <copyright />
+        <license>Apache Software License 2.0</license>
+    </notice>
+    <notice>
+        <name>Universal Image Loader</name>
+        <url>https://github.com/nostra13/Android-Universal-Image-Loader</url>
+        <copyright>Copyright 2011-2015 Sergey Tarasevich</copyright>
+        <license>Apache Software License 2.0</license>
+    </notice>
+    <notice>
+        <name>Butter Knife</name>
+        <url>https://github.com/JakeWharton/butterknife</url>
+        <copyright>Copyright 2013 Jake Wharton</copyright>
+        <license>Apache Software License 2.0</license>
+    </notice>
+    <notice>
+        <name>Linear Layout Manager</name>
+        <url>https://github.com/serso/android-linear-layout-manager</url>
+        <copyright>Copyright 2014 serso aka se.solovyev</copyright>
+        <license>Apache Software License 2.0</license>
+    </notice>
+    <notice>
+        <name>Android In-App Billing v3 Library</name>
+        <url>https://github.com/anjlab/android-inapp-billing-v3</url>
+        <copyright>Copyright 2014 AnjLab</copyright>
+        <license>Apache Software License 2.0</license>
+    </notice>
+    <notice>
+        <name>Material Dialogs</name>
+        <url>https://github.com/afollestad/material-dialogs</url>
+        <copyright>Copyright (c) 2015 Aidan Michael Follestad</copyright>
+        <license>MIT License</license>
+    </notice>
+    <notice>
+        <name>SeekArc</name>
+        <url>https://github.com/Triggertrap/SeekArc</url>
+        <copyright>Copyright (c) 2013 Triggertrap Ltd
+            Author Neil Davies
+        </copyright>
+        <license>MIT License</license>
+    </notice>
+</notices>

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

@@ -22,4 +22,18 @@
         <item>donation_5</item>
         <item>donation_6</item>
     </string-array>
+
+    <string name="license_dialog_style" translatable="false">
+        body {
+        background-color: #{bg-color};
+        color: #{text-color};
+        font-family: sans-serif;
+        overflow-wrap: break-word;
+        }
+        pre {
+        background-color: #{license-bg-color};
+        padding: 1em;
+        white-space: pre-wrap;
+        }
+    </string>
 </resources>

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

@@ -179,6 +179,7 @@
     <string name="colored_footers">Colored footers</string>
     <string name="special_thanks_to">Special thanks to</string>
     <string name="changelog">Changelog</string>
+    <string name="licenses">Licenses</string>
     <string name="permission_to_access_external_storage_denied">Permission to access external storage denied.</string>
     <string name="back">back</string>
     <string name="support_development">Support development</string>