From 408d3a964dc174e98a35ecc532092aa4e0a314f1 Mon Sep 17 00:00:00 2001
From: Moxie Marlinspike <moxie@thoughtcrime.org>
Date: Mon, 22 Jun 2015 09:52:46 -0700
Subject: [PATCH] Support for scene transition from conversation to recipient
 prefs.

// FREEBIE
---
 res/layout/conversation_title_view.xml               |  5 ++++-
 res/layout/recipient_preference_activity.xml         |  5 ++++-
 .../securesms/BaseActionBarActivity.java             | 12 ++++++++++++
 .../thoughtcrime/securesms/ConversationActivity.java |  5 ++---
 4 files changed, 22 insertions(+), 5 deletions(-)

diff --git a/res/layout/conversation_title_view.xml b/res/layout/conversation_title_view.xml
index 9203316d6..76d095d5c 100644
--- a/res/layout/conversation_title_view.xml
+++ b/res/layout/conversation_title_view.xml
@@ -1,6 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <org.thoughtcrime.securesms.ConversationTitleView
               xmlns:android="http://schemas.android.com/apk/res/android"
+              xmlns:tools="http://schemas.android.com/tools"
               android:orientation="vertical"
               android:layout_width="match_parent"
               android:layout_height="match_parent"
@@ -12,10 +13,12 @@
               android:layout_height="wrap_content"
               android:singleLine="true"
               android:ellipsize="end"
+              android:transitionName="recipient_name"
               android:drawablePadding="5dp"
               android:gravity="center_vertical"
               android:layout_gravity="center_vertical"
-              style="@style/TextSecure.TitleTextStyle"/>
+              style="@style/TextSecure.TitleTextStyle"
+              tools:ignore="UnusedAttribute"/>
 
     <TextView android:id="@+id/subtitle"
               android:layout_width="wrap_content"
diff --git a/res/layout/recipient_preference_activity.xml b/res/layout/recipient_preference_activity.xml
index 26d98abec..5affad937 100644
--- a/res/layout/recipient_preference_activity.xml
+++ b/res/layout/recipient_preference_activity.xml
@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+              xmlns:tools="http://schemas.android.com/tools"
               android:orientation="vertical"
               android:layout_width="match_parent"
               android:layout_height="match_parent">
@@ -30,9 +31,11 @@
                       android:layout_width="wrap_content"
                       android:layout_height="wrap_content"
                       android:ellipsize="end"
+                      android:transitionName="recipient_name"
                       style="@style/TextSecure.TitleTextStyle"
                       android:layout_toRightOf="@id/avatar"
-                      android:layout_marginLeft="10dip"/>
+                      android:layout_marginLeft="10dip"
+                      tools:ignore="UnusedAttribute"/>
 
             <TextView android:id="@+id/blocked_indicator"
                       android:layout_width="wrap_content"
diff --git a/src/org/thoughtcrime/securesms/BaseActionBarActivity.java b/src/org/thoughtcrime/securesms/BaseActionBarActivity.java
index 7739eafce..a3dc4c52e 100644
--- a/src/org/thoughtcrime/securesms/BaseActionBarActivity.java
+++ b/src/org/thoughtcrime/securesms/BaseActionBarActivity.java
@@ -1,10 +1,14 @@
 package org.thoughtcrime.securesms;
 
+import android.app.ActivityOptions;
+import android.content.Intent;
+import android.os.Build;
 import android.os.Bundle;
 import android.support.annotation.NonNull;
 import android.support.v7.app.AppCompatActivity;
 import android.util.Log;
 import android.view.KeyEvent;
+import android.view.View;
 import android.view.ViewConfiguration;
 
 import java.lang.reflect.Field;
@@ -52,4 +56,12 @@ public abstract class BaseActionBarActivity extends AppCompatActivity {
       Log.w(TAG, "Failed to force overflow menu.");
     }
   }
+
+  protected void startActivitySceneTransition(Intent intent, View sharedView, String transitionName) {
+    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
+      startActivity(intent, ActivityOptions.makeSceneTransitionAnimation(this, sharedView, transitionName).toBundle());
+    } else {
+      startActivity(intent);
+    }
+  }
 }
diff --git a/src/org/thoughtcrime/securesms/ConversationActivity.java b/src/org/thoughtcrime/securesms/ConversationActivity.java
index 6cce93f4e..53c1e48d3 100644
--- a/src/org/thoughtcrime/securesms/ConversationActivity.java
+++ b/src/org/thoughtcrime/securesms/ConversationActivity.java
@@ -27,13 +27,11 @@ import android.os.AsyncTask;
 import android.os.Bundle;
 import android.provider.ContactsContract;
 import android.support.annotation.NonNull;
-import android.support.v7.app.ActionBar.LayoutParams;
 import android.text.Editable;
 import android.text.InputType;
 import android.text.TextWatcher;
 import android.util.Log;
 import android.view.KeyEvent;
-import android.view.LayoutInflater;
 import android.view.Menu;
 import android.view.MenuInflater;
 import android.view.MenuItem;
@@ -750,7 +748,8 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
       public void onClick(View v) {
         Intent intent = new Intent(ConversationActivity.this, RecipientPreferenceActivity.class);
         intent.putExtra(RecipientPreferenceActivity.RECIPIENTS_EXTRA, recipients.getIds());
-        startActivity(intent);
+
+        startActivitySceneTransition(intent, titleView.findViewById(R.id.title), "recipient_name");
       }
     });