Merge pull request #131 from TouchInstinct/logging

toString for ViewControllerFragment

build.gradle

@@ -1,9 +1,7 @@
 apply plugin: 'com.android.library'
-apply plugin: 'me.tatarka.retrolambda'
 
 android {
-    compileSdkVersion 25
-    buildToolsVersion '25.0.3'
+    compileSdkVersion compileSdk
 
     compileOptions {
         sourceCompatibility JavaVersion.VERSION_1_8
@@ -16,11 +14,11 @@ android {
 }
 
 dependencies {
-    compile project(':libraries:core')
+    api project(':libraries:core')
 
-    provided 'com.android.support:appcompat-v7:25.4.0'
-    provided 'com.android.support:recyclerview-v7:25.4.0'
+    compileOnly "com.android.support:appcompat-v7:$supportLibraryVersion"
+    compileOnly "com.android.support:recyclerview-v7:$supportLibraryVersion"
 
-    provided 'io.reactivex:rxandroid:1.2.1'
-    provided 'io.reactivex:rxjava:1.3.0'
+    compileOnly "io.reactivex:rxandroid:$rxAndroidVersion"
+    compileOnly "io.reactivex:rxjava:$rxJavaVersion"
 }

src/main/java/ru/touchin/roboswag/components/adapters/ItemAdapterDelegate.java

@@ -26,7 +26,7 @@ public abstract class ItemAdapterDelegate<TViewHolder extends BindableViewHolder
      * This item will be casted to {@link TItem} and passes to {@link #onBindViewHolder(TViewHolder, TItem, int, int)}.
      *
      * @param item                   Item to check;
-     * @param positionInAdapter        Position of item in adapter;
+     * @param positionInAdapter      Position of item in adapter;
      * @param itemCollectionPosition Position of item in collection that contains item;
      * @return True if item is processable by this delegate.
      */
@@ -35,8 +35,8 @@ public abstract class ItemAdapterDelegate<TViewHolder extends BindableViewHolder
     /**
      * Returns unique ID of item to support stable ID's logic of RecyclerView's adapter.
      *
-     * @param item                   Item to check;
-     * @param positionInAdapter        Position of item in adapter;
+     * @param item                 Item to check;
+     * @param positionInAdapter    Position of item in adapter;
      * @param positionInCollection Position of item in collection that contains item;
      * @return Unique item ID.
      */
@@ -56,9 +56,9 @@ public abstract class ItemAdapterDelegate<TViewHolder extends BindableViewHolder
     /**
      * Binds item to created by this object ViewHolder.
      *
-     * @param holder                 ViewHolder to bind item to;
-     * @param item                   Item to check;
-     * @param positionInAdapter        Position of item in adapter;
+     * @param holder               ViewHolder to bind item to;
+     * @param item                 Item to check;
+     * @param positionInAdapter    Position of item in adapter;
      * @param positionInCollection Position of item in collection that contains item;
      */
     public abstract void onBindViewHolder(@NonNull final TViewHolder holder, @NonNull final TItem item,
@@ -67,10 +67,10 @@ public abstract class ItemAdapterDelegate<TViewHolder extends BindableViewHolder
     /**
      * Binds item with payloads to created by this object ViewHolder.
      *
-     * @param holder                 ViewHolder to bind item to;
-     * @param item                   Item to check;
-     * @param payloads               Payloads;
-     * @param positionInAdapter        Position of item in adapter;
+     * @param holder               ViewHolder to bind item to;
+     * @param item                 Item to check;
+     * @param payloads             Payloads;
+     * @param positionInAdapter    Position of item in adapter;
      * @param positionInCollection Position of item in collection that contains item;
      */
     public void onBindViewHolder(@NonNull final TViewHolder holder, @NonNull final TItem item, @NonNull final List<Object> payloads,

src/main/java/ru/touchin/roboswag/components/adapters/ObservableCollectionAdapter.java

@@ -104,6 +104,11 @@ public abstract class ObservableCollectionAdapter<TItem, TItemViewHolder extends
         lifecycleBindable.untilDestroy(observableCollectionSubject
                 .switchMap(optional -> {
                     final ObservableCollection<TItem> collection = optional.get();
+                    if (collection instanceof ObservableList) {
+                        innerCollection.setDiffUtilsSource((ObservableList<TItem>) collection);
+                    } else {
+                        innerCollection.setDiffUtilsSource(null);
+                    }
                     return collection != null ? collection.observeItems() : Observable.just(Collections.emptyList());
                 }), innerCollection::set);
         lifecycleBindable.untilDestroy(createMoreAutoLoadingObservable());
@@ -607,8 +612,8 @@ public abstract class ObservableCollectionAdapter<TItem, TItemViewHolder extends
     /**
      * Enable diff utils algorithm in collection changes.
      *
-     * @param detectMoves The flag that determines whether the {@link Change.Moved} changes will be generated or not;
-     * @param sameItemsPredicate Predicate for the determination of the same elements;
+     * @param detectMoves           The flag that determines whether the {@link Change.Moved} changes will be generated or not;
+     * @param sameItemsPredicate    Predicate for the determination of the same elements;
      * @param changePayloadProducer Function that calculate change payload when items the same but contents are different.
      */
     public void enableDiffUtils(final boolean detectMoves,

src/main/java/ru/touchin/roboswag/components/adapters/PositionAdapterDelegate.java

@@ -50,7 +50,7 @@ public abstract class PositionAdapterDelegate<TViewHolder extends BindableViewHo
     /**
      * Binds position to ViewHolder.
      *
-     * @param holder          ViewHolder to bind position to;
+     * @param holder            ViewHolder to bind position to;
      * @param positionInAdapter Position of item in adapter.
      */
     public abstract void onBindViewHolder(@NonNull final TViewHolder holder, final int positionInAdapter);
@@ -58,8 +58,8 @@ public abstract class PositionAdapterDelegate<TViewHolder extends BindableViewHo
     /**
      * Binds position with payloads to ViewHolder.
      *
-     * @param holder          ViewHolder to bind position to;
-     * @param payloads        Payloads;
+     * @param holder            ViewHolder to bind position to;
+     * @param payloads          Payloads;
      * @param positionInAdapter Position of item in adapter.
      */
     public void onBindViewHolder(@NonNull final TViewHolder holder, @NonNull final List<Object> payloads, final int positionInAdapter) {

src/main/java/ru/touchin/roboswag/components/deeplinks/ActivityDeepLinkController.java

@@ -0,0 +1,75 @@
+/*
+ *  Copyright (c) 2015 RoboSwag (Gavriil Sitnikov, Vsevolod Ivanov)
+ *
+ *  This file is part of RoboSwag library.
+ *
+ *  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.
+ *
+ */
+
+package ru.touchin.roboswag.components.deeplinks;
+
+import android.app.Activity;
+import android.net.Uri;
+import android.os.Bundle;
+import android.support.annotation.NonNull;
+
+import ru.touchin.roboswag.components.navigation.activities.BaseActivity;
+
+
+/**
+ * Controller that helps to manage deep links in activity.
+ * It helps to save and restore deep link and deletes deep link info from intent.
+ * As tin he base class - call methods that starts with 'on' prefix from activity.
+ *
+ * @see #onActivityRestoreInstanceState(Bundle)
+ * @see #onActivitySavedInstanceState(Bundle)
+ */
+public abstract class ActivityDeepLinkController<TActivity extends BaseActivity> extends DeepLinkController<TActivity> {
+
+    private static final String DEEP_LINK_EXTRA = "DEEP_LINK_EXTRA";
+
+    /**
+     * Call this method on restore instance state -
+     * in {@link Activity#onCreate(Bundle)} or in {@link Activity#onRestoreInstanceState(Bundle)}.
+     *
+     * @param savedInstanceState - activity's savedInstanceState.
+     */
+    public void onActivityRestoreInstanceState(@NonNull final Bundle savedInstanceState) {
+        final String deepLinkUrl = savedInstanceState.getString(DEEP_LINK_EXTRA, null);
+        onNewDeepLink(deepLinkUrl == null ? null : Uri.parse(deepLinkUrl));
+    }
+
+    /**
+     * Call this method while saving stat of activity - in {@link Activity#onSaveInstanceState(Bundle)}.
+     *
+     * @param stateToSave - activity's stateToSave.
+     */
+    public void onActivitySavedInstanceState(@NonNull final Bundle stateToSave) {
+        if (getDeepLinkUri() != null) {
+            stateToSave.putString(DEEP_LINK_EXTRA, getDeepLinkUri().toString());
+        }
+    }
+
+    /**
+     * Helps to delete info about deep link from activity's intent and from this controller.
+     * Call this after successful deep link processing.
+     *
+     * @param activity - that should delete info about processed deep link.
+     */
+    protected void deleteDeepLink(@NonNull final TActivity activity) {
+        onNewDeepLink(null);
+        activity.getIntent().setData(null);
+    }
+
+}

src/main/java/ru/touchin/roboswag/components/deeplinks/DeepLink.java

@@ -0,0 +1,51 @@
+/*
+ *  Copyright (c) 2015 RoboSwag (Gavriil Sitnikov, Vsevolod Ivanov)
+ *
+ *  This file is part of RoboSwag library.
+ *
+ *  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.
+ *
+ */
+
+package ru.touchin.roboswag.components.deeplinks;
+
+import android.net.Uri;
+import android.support.annotation.NonNull;
+
+import ru.touchin.roboswag.components.navigation.activities.BaseActivity;
+
+/**
+ * Created by Ilia Kurtov on 04.08.2015.
+ * Class that helps to operate with deep links.
+ *
+ * @param <TActivity> Type of Activity to process deep links.
+ */
+public interface DeepLink<TActivity extends BaseActivity> {
+
+    /**
+     * Called by deep link to provide unique name.
+     */
+    @NonNull
+    String getName();
+
+    /**
+     * Called by deep link to decide - whenever deep link should process uri or if we are already on that screen that deep link links to.
+     */
+    boolean isOnSuchScreen(@NonNull TActivity activity, @NonNull Uri deepLinkUri);
+
+    /**
+     * Called by deep link to navigate to the specific screen.
+     */
+    void navigateTo(@NonNull TActivity activity, @NonNull Uri deepLinkUri);
+
+}

src/main/java/ru/touchin/roboswag/components/deeplinks/DeepLinkController.java

@@ -0,0 +1,123 @@
+/*
+ *  Copyright (c) 2015 RoboSwag (Gavriil Sitnikov, Vsevolod Ivanov)
+ *
+ *  This file is part of RoboSwag library.
+ *
+ *  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.
+ *
+ */
+
+package ru.touchin.roboswag.components.deeplinks;
+
+import android.app.Activity;
+import android.net.Uri;
+import android.os.Bundle;
+import android.support.annotation.NonNull;
+import android.support.annotation.Nullable;
+
+import ru.touchin.roboswag.components.navigation.activities.BaseActivity;
+
+/**
+ * Created by Ilia Kurtov on 04.08.2015.
+ * Controller for deep links. Its main goal to decide when deep link should be processed.
+ * Call methods that starts with 'on' prefix from {@link TActivity} that should process deep links.
+ *
+ * @param <TActivity> Type of Activity to process deep links.
+ * @see #onNewDeepLink(Uri)
+ * @see #onActivityReadyToProcessDeepLink(BaseActivity)
+ * @see #onActivityStopBeingReady()
+ */
+
+public abstract class DeepLinkController<TActivity extends BaseActivity> {
+
+    @Nullable
+    private Uri deepLinkUri;
+    @Nullable
+    private TActivity activity;
+    private boolean allowDeepLinkToProcess = true;
+
+    /**
+     * Get current deep link.
+     *
+     * @return - current deep link
+     */
+    @Nullable
+    protected Uri getDeepLinkUri() {
+        return deepLinkUri;
+    }
+
+    /**
+     * Call this method after receiving new deep link {@link Uri} from your activity.
+     * It saves new deepLinkUri and tries to process deep link if possible.
+     * In most common cases call this method in {@link Activity#onCreate(Bundle)}
+     * if bundle == null or if you want to restore deep link
+     * in {@link Activity#onCreate(Bundle)} or in {@link Activity#onRestoreInstanceState(Bundle)}
+     * methods.
+     *
+     * @param deepLinkUri - received deep link.
+     */
+    public void onNewDeepLink(@Nullable final Uri deepLinkUri) {
+        this.deepLinkUri = deepLinkUri;
+        startToProcessDeepLinkIfPossible();
+    }
+
+    /**
+     * Call this method when your activity should be ready to process deep link.
+     * In most common cases call this method on {@link Activity#onStart()}
+     *
+     * @param activity - that should be able to process deep link.
+     */
+    public void onActivityReadyToProcessDeepLink(@NonNull final TActivity activity) {
+        this.activity = activity;
+        startToProcessDeepLinkIfPossible();
+    }
+
+    /**
+     * Call this method when your activity stopped being ready to process deep link.
+     * In most common cases call this method on {@link Activity#onStop()}
+     */
+    public void onActivityStopBeingReady() {
+        activity = null;
+    }
+
+    /**
+     * This method should be called when you need to add additional condition
+     * for processing deep links. By default {@link #allowDeepLinkToProcess}
+     * equals true.
+     *
+     * @param allowDeepLinkToProcess - pass true here if you want to allow deep
+     *                               link to process, otherwise - pass false.
+     */
+    public void setAllowDeepLinkToProcess(final boolean allowDeepLinkToProcess) {
+        this.allowDeepLinkToProcess = allowDeepLinkToProcess;
+        startToProcessDeepLinkIfPossible();
+    }
+
+    private void startToProcessDeepLinkIfPossible() {
+        if (activity != null && deepLinkUri != null && allowDeepLinkToProcess) {
+            processDeepLink(activity, deepLinkUri);
+        }
+    }
+
+    /**
+     * This method would be called if there are non null {@link TActivity},
+     * non null {@link #deepLinkUri} and {@link #allowDeepLinkToProcess} equals true.
+     * Don't forget to call activity.getIntent().setData(null) after deep link processing
+     *
+     * @param activity    - that should be able to process deep link.
+     * @param deepLinkUri - received deep link.
+     */
+    protected abstract void processDeepLink(@NonNull final TActivity activity,
+                                            @NonNull final Uri deepLinkUri);
+
+}

src/main/java/ru/touchin/roboswag/components/deeplinks/SimpleActivityDeepLinkController.java

@@ -0,0 +1,51 @@
+/*
+ *  Copyright (c) 2015 RoboSwag (Gavriil Sitnikov, Vsevolod Ivanov)
+ *
+ *  This file is part of RoboSwag library.
+ *
+ *  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.
+ *
+ */
+
+package ru.touchin.roboswag.components.deeplinks;
+
+import android.net.Uri;
+import android.support.annotation.NonNull;
+import android.support.annotation.Nullable;
+
+import ru.touchin.roboswag.components.navigation.activities.BaseActivity;
+
+/**
+ * Created by Ilia Kurtov on 04.08.2015.
+ * Simple DeepLinkController that process deep links as it is. When deep links received it would have been processing and navigating id should.
+ */
+public abstract class SimpleActivityDeepLinkController<TActivity extends BaseActivity, TDeepLink extends DeepLink<TActivity>>
+        extends ActivityDeepLinkController<TActivity> {
+
+    @Override
+    protected void processDeepLink(@NonNull final TActivity activity, @NonNull final Uri deepLinkUri) {
+        deleteDeepLink(activity);
+        final TDeepLink deepLink = getDeepLinkByUri(deepLinkUri);
+        if (deepLink != null && !deepLink.isOnSuchScreen(activity, deepLinkUri)) {
+            deleteDeepLink(activity);
+            deepLink.navigateTo(activity, deepLinkUri);
+        }
+    }
+
+    /**
+     * Returns deep link that extending {@link DeepLink}.
+     */
+    @Nullable
+    protected abstract TDeepLink getDeepLinkByUri(@NonNull final Uri deepLinkUri);
+
+}

src/main/java/ru/touchin/roboswag/components/navigation/ViewControllerNavigation.java

@@ -211,6 +211,26 @@ public class ViewControllerNavigation<TActivity extends ViewControllerActivity<?
         addViewControllerToStack(viewControllerClass, null, state, null, transactionSetup);
     }
 
+    /**
+     * Pushes {@link ViewController} on top of stack with specific {@link StatelessTargetedViewControllerFragment#getState()}
+     * and with specific {@link TargetedViewControllerFragment#getTarget()}.
+     *
+     * @param viewControllerClass Class of {@link ViewController} to be pushed;
+     * @param targetFragment      {@link ViewControllerFragment} to be set as target;
+     * @param <TTargetState>      Type of state of target fragment. State is using to affect on that fragment;
+     * @param <TTargetFragment>   Type of target fragment.
+     */
+    @SuppressWarnings("CPD-START")
+    public <TTargetState extends AbstractState,
+            TTargetFragment extends ViewControllerFragment<? extends TTargetState, TActivity>> void pushStatelessTargetedViewControllerForResult(
+            @NonNull final Class<? extends ViewController<TActivity,
+                    TargetedViewControllerFragment<AbstractState, TTargetState, TActivity>>> viewControllerClass,
+            @NonNull final TTargetFragment targetFragment) {
+        addToStack(StatelessTargetedViewControllerFragment.class, targetFragment,
+                StatelessTargetedViewControllerFragment.createState(viewControllerClass),
+                viewControllerClass.getName() + ';' + WITH_TARGET_FRAGMENT_TAG_MARK, null);
+    }
+
     /**
      * Pushes {@link ViewController} on top of stack with specific {@link StatelessTargetedViewControllerFragment#getTarget()}.
      *
@@ -219,6 +239,7 @@ public class ViewControllerNavigation<TActivity extends ViewControllerActivity<?
      * @param <TTargetState>      Type of state of target fragment. State is using to affect on that fragment;
      * @param <TTargetFragment>   Type of target fragment.
      */
+    @SuppressWarnings("CPD-END")
     public <TTargetState extends AbstractState,
             TTargetFragment extends ViewControllerFragment<? extends TTargetState, TActivity>> void pushViewControllerForResult(
             @NonNull final Class<? extends ViewController<TActivity,

src/main/java/ru/touchin/roboswag/components/navigation/activities/BaseActivity.java

@@ -114,7 +114,7 @@ public abstract class BaseActivity extends AppCompatActivity
     @NonNull
     public Observable<Intent> observeActivityResult(final int requestCode) {
         return lastActivityResult
-                .switchMap(optional -> {
+                .concatMap(optional -> {
                     final HalfNullablePair<Integer, Intent> activityResult = optional.get();
                     if (activityResult == null || activityResult.getFirst() != requestCode) {
                         return Observable.empty();

src/main/java/ru/touchin/roboswag/components/navigation/fragments/ViewControllerFragment.java

@@ -384,6 +384,12 @@ public abstract class ViewControllerFragment<TState extends AbstractState, TActi
         super.onDestroy();
     }
 
+    @NonNull
+    @Override
+    public String toString() {
+        return super.toString() + "ViewController: " + getViewControllerClass();
+    }
+
     private static class PlaceholderView extends FrameLayout {
 
         @NonNull

src/main/java/ru/touchin/roboswag/components/utils/BaseLifecycleBindable.java

@@ -49,7 +49,7 @@ public class BaseLifecycleBindable implements LifecycleBindable {
     @NonNull
     private final BehaviorSubject<Boolean> isStartedSubject = BehaviorSubject.create();
     @NonNull
-    private final BehaviorSubject<Boolean> isInAfterSaving = BehaviorSubject.create(false);
+    private final BehaviorSubject<Boolean> isInAfterSaving = BehaviorSubject.create();
 
     /**
      * Call it on parent's onCreate method.
@@ -62,9 +62,7 @@ public class BaseLifecycleBindable implements LifecycleBindable {
      * Call it on parent's onStart method.
      */
     public void onStart() {
-        if (!isStartedSubject.hasValue() || !isStartedSubject.getValue()) {
-            isStartedSubject.onNext(true);
-        }
+        isStartedSubject.onNext(true);
     }
 
     /**
@@ -87,9 +85,7 @@ public class BaseLifecycleBindable implements LifecycleBindable {
      * Call it on parent's onStop method.
      */
     public void onStop() {
-        if (!isStartedSubject.hasValue() || isStartedSubject.getValue()) {
-            isStartedSubject.onNext(false);
-        }
+        isStartedSubject.onNext(false);
     }
 
     /**
@@ -127,8 +123,8 @@ public class BaseLifecycleBindable implements LifecycleBindable {
                                       @NonNull final Action1<T> onNextAction,
                                       @NonNull final Action1<Throwable> onErrorAction,
                                       @NonNull final Action0 onCompletedAction) {
-        return until(observable, isStartedSubject.map(started -> !started)
-                        .delay(item -> isInAfterSaving.filter(inAfterSaving -> !inAfterSaving)),
+        return until(observable.delay(item -> isInAfterSaving.first(inAfterSaving -> !inAfterSaving)),
+                isStartedSubject.map(started -> !started),
                 onNextAction, onErrorAction, onCompletedAction);
     }
 
@@ -151,9 +147,7 @@ public class BaseLifecycleBindable implements LifecycleBindable {
     public <T> Subscription untilStop(@NonNull final Single<T> single,
                                       @NonNull final Action1<T> onSuccessAction,
                                       @NonNull final Action1<Throwable> onErrorAction) {
-        return until(single.toObservable(), isStartedSubject.map(started -> !started)
-                        .delay(item -> isInAfterSaving.filter(inAfterSaving -> !inAfterSaving)),
-                onSuccessAction, onErrorAction, Actions.empty());
+        return untilStop(single.toObservable(), onSuccessAction, onErrorAction, Actions.empty());
     }
 
     @NonNull
@@ -176,9 +170,7 @@ public class BaseLifecycleBindable implements LifecycleBindable {
     public Subscription untilStop(@NonNull final Completable completable,
                                   @NonNull final Action0 onCompletedAction,
                                   @NonNull final Action1<Throwable> onErrorAction) {
-        return until(completable.toObservable(), isStartedSubject.map(started -> !started)
-                        .delay(item -> isInAfterSaving.filter(inAfterSaving -> !inAfterSaving)),
-                Actions.empty(), onErrorAction, onCompletedAction);
+        return untilStop(completable.toObservable(), Actions.empty(), onErrorAction, onCompletedAction);
     }
 
     @NonNull

src/main/java/ru/touchin/roboswag/components/views/MaterialLoadingBar.java

@@ -22,6 +22,7 @@ package ru.touchin.roboswag.components.views;
 import android.content.Context;
 import android.content.res.TypedArray;
 import android.os.Build;
+import android.support.annotation.ColorInt;
 import android.support.annotation.NonNull;
 import android.support.annotation.Nullable;
 import android.support.v7.widget.AppCompatImageView;
@@ -106,5 +107,14 @@ public class MaterialLoadingBar extends AppCompatImageView {
         progressDrawable.stop();
         super.onDetachedFromWindow();
     }
+    
+    /**
+     * Set color of loader.
+     *
+     * @param colorInt Color of loader to be set.
+     */
+    public void setColor(@ColorInt final int colorInt) {
+        progressDrawable.setColor(colorInt);
+    }
 
 }