Implemented #74

Author: yazeed44

app/app.iml

@@ -100,10 +100,10 @@
     <orderEntry type="library" exported="" name="support-v4-23.0.0" level="project" />
     <orderEntry type="library" exported="" name="glide-3.6.1" level="project" />
     <orderEntry type="library" exported="" name="material-dialogs-0.7.9.1" level="project" />
-    <orderEntry type="library" exported="" name="robospice-cache-1.4.14" level="project" />
+    <orderEntry type="library" exported="" name="robospice-1.4.14" level="project" />
     <orderEntry type="library" exported="" name="commons-io-1.3.2" level="project" />
+    <orderEntry type="library" exported="" name="robospice-cache-1.4.14" level="project" />
     <orderEntry type="library" exported="" name="support-annotations-23.0.0" level="project" />
-    <orderEntry type="library" exported="" name="robospice-1.4.14" level="project" />
     <orderEntry type="module" module-name="imagepicker" exported="" />
   </component>
 </module>

imagepicker/imagepicker.iml

@@ -93,9 +93,9 @@
     <orderEntry type="library" exported="" name="eventbus-2.4.0" level="project" />
     <orderEntry type="library" exported="" name="design-23.0.0" level="project" />
     <orderEntry type="library" exported="" name="floatingactionbutton-1.3.0" level="project" />
+    <orderEntry type="library" exported="" name="robospice-1.4.14" level="project" />
     <orderEntry type="library" exported="" name="commons-io-1.3.2" level="project" />
     <orderEntry type="library" exported="" name="robospice-cache-1.4.14" level="project" />
-    <orderEntry type="library" exported="" name="robospice-1.4.14" level="project" />
     <orderEntry type="library" exported="" name="appcompat-v7-23.0.0" level="project" />
     <orderEntry type="library" exported="" name="recyclerview-v7-23.0.0" level="project" />
     <orderEntry type="library" exported="" name="library-1.2.3" level="project" />

imagepicker/src/main/java/net/yazeed44/imagepicker/ui/PickerActivity.java

@@ -133,11 +133,12 @@ private void initActionbar(final Bundle savedInstanceState) {
 
 
         if (savedInstanceState == null) {
-            getSupportActionBar().setDisplayHomeAsUpEnabled(false);
+            mShouldShowUp = mPickOptions.backBtnInMainActivity;
+            getSupportActionBar().setDisplayHomeAsUpEnabled(mPickOptions.backBtnInMainActivity);
             getSupportActionBar().setTitle(R.string.albums_title);
         } else {
             mShouldShowUp = savedInstanceState.getBoolean(KEY_SHOULD_SHOW_ACTIONBAR_UP);
-            getSupportActionBar().setDisplayHomeAsUpEnabled(mShouldShowUp);
+            getSupportActionBar().setDisplayHomeAsUpEnabled(mShouldShowUp && mPickOptions.backBtnInMainActivity);
             getSupportActionBar().setTitle(savedInstanceState.getString(KEY_ACTION_BAR_TITLE));
 
 
@@ -457,7 +458,7 @@ public void onBackPressed() {
             //Return to albums fragment
             getSupportFragmentManager().popBackStack();
             getSupportActionBar().setTitle(R.string.albums_title);
-            mShouldShowUp = false;
+            mShouldShowUp = mPickOptions.backBtnInMainActivity;
             getSupportActionBar().setDisplayHomeAsUpEnabled(mShouldShowUp);
             hideSelectAll();
             hideDeselectAll();

imagepicker/src/main/java/net/yazeed44/imagepicker/util/Picker.java

@@ -41,6 +41,7 @@ public final class Picker {
     public final int doneFabIconTintColor;
     public final boolean shouldShowCaptureMenuItem;
     public final int checkIconTintColor;
+    public final boolean backBtnInMainActivity;
 
 
     private Picker(final Builder builder) {
@@ -63,6 +64,7 @@ private Picker(final Builder builder) {
         doneFabIconTintColor = builder.mDoneFabIconTintColor;
         shouldShowCaptureMenuItem = builder.mShouldShowCaptureMenuItem;
         checkIconTintColor = builder.mCheckIconTintColor;
+        backBtnInMainActivity = builder.mBackBtnInMainActivity;
 
 
 
@@ -112,6 +114,7 @@ public static class Builder {
         private int mCaptureItemIconTintColor;
         private boolean mShouldShowCaptureMenuItem;
         private int mCheckIconTintColor;
+        private boolean mBackBtnInMainActivity;
 
 
         //Use (Context,PickListener,themeResId) instead
@@ -252,6 +255,11 @@ public Picker.Builder setCheckIconTintColor(@ColorInt final int color) {
             return this;
         }
 
+        public Picker.Builder setBackBtnInMainActivity(final boolean backBtn) {
+            mBackBtnInMainActivity = backBtn;
+            return this;
+        }
+
 
         public Picker build() {
             return new Picker(this);