Add close button to attachment type selector

// FREEBIE

res/layout/attachment_type_selector.xml

@@ -141,8 +141,7 @@
                       android:layout_height="wrap_content"
                       android:layout_weight="1"
                       android:gravity="center"
-                      android:orientation="vertical"
-                      android:layout_marginLeft="16dp">
+                      android:orientation="vertical">
 
         </LinearLayout>
 
@@ -151,8 +150,7 @@
                       android:layout_height="wrap_content"
                       android:layout_weight="1"
                       android:gravity="center"
-                      android:orientation="vertical"
-                      android:layout_marginLeft="16dp">
+                      android:orientation="vertical">
 
         </LinearLayout>
 
@@ -160,8 +158,22 @@
                       android:layout_height="wrap_content"
                       android:layout_weight="1"
                       android:gravity="center"
-                      android:orientation="vertical"
-                      android:layout_marginLeft="16dp">
+                      android:orientation="vertical">
+
+            <org.thoughtcrime.securesms.components.CircleColorImageView
+                    android:id="@+id/close_button"
+                    android:layout_width="60dp"
+                    android:layout_height="60dp"
+                    android:src="@drawable/ic_keyboard_arrow_down_white_36dp"
+                    android:scaleType="center"
+                    android:elevation="4dp"
+                    app:circleColor="@color/gray50"/>
+
+            <TextView android:layout_marginTop="10dp"
+                      android:layout_width="wrap_content"
+                      android:layout_height="wrap_content"
+                      style="@style/AttachmentTypeLabel"
+                      android:text=" "/>
 
         </LinearLayout>
 

src/org/thoughtcrime/securesms/components/AttachmentTypeSelector.java

@@ -43,6 +43,7 @@ public class AttachmentTypeSelector extends PopupWindow {
   private final @NonNull ImageView   videoButton;
   private final @NonNull ImageView   contactButton;
   private final @NonNull ImageView   cameraButton;
+  private final @NonNull ImageView   closeButton;
 
   private @Nullable View                      currentAnchor;
   private @Nullable AttachmentClickedListener listener;
@@ -59,12 +60,14 @@ public class AttachmentTypeSelector extends PopupWindow {
     this.videoButton   = ViewUtil.findById(layout, R.id.video_button);
     this.contactButton = ViewUtil.findById(layout, R.id.contact_button);
     this.cameraButton  = ViewUtil.findById(layout, R.id.camera_button);
+    this.closeButton   = ViewUtil.findById(layout, R.id.close_button);
 
     this.imageButton.setOnClickListener(new PropagatingClickListener(ADD_IMAGE));
     this.audioButton.setOnClickListener(new PropagatingClickListener(ADD_SOUND));
     this.videoButton.setOnClickListener(new PropagatingClickListener(ADD_VIDEO));
     this.contactButton.setOnClickListener(new PropagatingClickListener(ADD_CONTACT_INFO));
     this.cameraButton.setOnClickListener(new PropagatingClickListener(TAKE_PHOTO));
+    this.closeButton.setOnClickListener(new CloseClickListener());
 
     setContentView(layout);
     setWidth(LinearLayout.LayoutParams.MATCH_PARENT);
@@ -102,6 +105,7 @@ public class AttachmentTypeSelector extends PopupWindow {
       animateButtonIn(audioButton, ANIMATION_DURATION / 3);
       animateButtonIn(videoButton, ANIMATION_DURATION / 4);
       animateButtonIn(contactButton, 0);
+      animateButtonIn(closeButton, 0);
     }
   }
 
@@ -236,6 +240,13 @@ public class AttachmentTypeSelector extends PopupWindow {
 
   }
 
+  private class CloseClickListener implements View.OnClickListener {
+    @Override
+    public void onClick(View v) {
+      dismiss();
+    }
+  }
+
   public interface AttachmentClickedListener {
     public void onClick(int type);
   }