From cdd08489274588b20fd5915b6c9decbef4bd0468 Mon Sep 17 00:00:00 2001
From: Paresh Chouhan <pareshchouhan2013@gmail.com>
Date: Tue, 5 Apr 2016 03:30:44 +0530
Subject: [PATCH] Shared element transition for app list item v21 and above

---
 .../views/fragments/AppListFragment.java      |  16 +-
 .../res/layout-v21/app_details_header.xml     | 179 ++++++++++++++++++
 app/src/main/res/layout-v21/applistitem.xml   | 107 +++++++++++
 .../transition-v21/app_list_item_click.xml    |   4 +
 app/src/main/res/values/donottranslate.xml    |   2 +
 5 files changed, 307 insertions(+), 1 deletion(-)
 create mode 100644 app/src/main/res/layout-v21/app_details_header.xml
 create mode 100644 app/src/main/res/layout-v21/applistitem.xml
 create mode 100644 app/src/main/res/transition-v21/app_list_item_click.xml

diff --git a/app/src/main/java/org/fdroid/fdroid/views/fragments/AppListFragment.java b/app/src/main/java/org/fdroid/fdroid/views/fragments/AppListFragment.java
index 1a4aac236..09f5ac069 100644
--- a/app/src/main/java/org/fdroid/fdroid/views/fragments/AppListFragment.java
+++ b/app/src/main/java/org/fdroid/fdroid/views/fragments/AppListFragment.java
@@ -5,12 +5,15 @@ import android.content.Intent;
 import android.content.SharedPreferences;
 import android.database.Cursor;
 import android.net.Uri;
+import android.os.Build;
 import android.os.Bundle;
 import android.support.annotation.Nullable;
+import android.support.v4.app.ActivityOptionsCompat;
 import android.support.v4.app.ListFragment;
 import android.support.v4.app.LoaderManager;
 import android.support.v4.content.CursorLoader;
 import android.support.v4.content.Loader;
+import android.support.v4.util.Pair;
 import android.text.TextUtils;
 import android.view.View;
 import android.widget.AdapterView;
@@ -18,6 +21,7 @@ import android.widget.TextView;
 
 import org.fdroid.fdroid.AppDetails;
 import org.fdroid.fdroid.Preferences;
+import org.fdroid.fdroid.R;
 import org.fdroid.fdroid.UpdateService;
 import org.fdroid.fdroid.Utils;
 import org.fdroid.fdroid.compat.PreferencesCompat;
@@ -159,7 +163,17 @@ public abstract class AppListFragment extends ListFragment implements
             Intent intent = getAppDetailsIntent();
             intent.putExtra(AppDetails.EXTRA_APPID, app.packageName);
             intent.putExtra(AppDetails.EXTRA_FROM, getFromTitle());
-            startActivityForResult(intent, REQUEST_APPDETAILS);
+            if (Build.VERSION.SDK_INT >= 21) {
+                Pair<View, String> iconTransitionPair = Pair.create(view.findViewById(R.id.icon),
+                        getString(R.string.transition_app_item_icon));
+                Bundle bundle = ActivityOptionsCompat
+                        .makeSceneTransitionAnimation(getActivity(),
+                                iconTransitionPair)
+                                .toBundle();
+                startActivityForResult(intent, REQUEST_APPDETAILS, bundle);
+            } else {
+                startActivityForResult(intent, REQUEST_APPDETAILS);
+            }
         }
     }
 
diff --git a/app/src/main/res/layout-v21/app_details_header.xml b/app/src/main/res/layout-v21/app_details_header.xml
new file mode 100644
index 000000000..447d9dcf1
--- /dev/null
+++ b/app/src/main/res/layout-v21/app_details_header.xml
@@ -0,0 +1,179 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (C) 2015 Nico Alt, nicoalt@posteo.org
+
+    This program is free software; you can redistribute it and/or
+    modify it under the terms of the GNU General Public License
+    as published by the Free Software Foundation; either version 3
+    of the License, or (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+-->
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/icon_and_title"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:baselineAligned="false"
+    android:orientation="horizontal"
+    android:padding="2dp">
+
+    <ImageView
+        android:id="@+id/icon"
+        android:layout_width="72dp"
+        android:layout_height="72dp"
+        android:layout_gravity="center_vertical"
+        android:contentDescription="@string/app_icon"
+        android:scaleType="fitCenter"
+        tools:src="@drawable/ic_launcher"
+        android:transitionName="@string/transition_app_item_icon" />
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center_vertical"
+        android:baselineAligned="false"
+        android:orientation="vertical"
+        android:layout_toRightOf="@id/icon"
+        android:layout_toEndOf="@id/icon"
+        android:paddingLeft="16dp"
+        android:paddingStart="16dp"
+        android:paddingRight="16dp"
+        android:paddingEnd="16dp"
+        >
+
+        <TextView
+            android:id="@+id/title"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center_vertical"
+            android:ellipsize="end"
+            android:gravity="start"
+            android:singleLine="true"
+            android:textAlignment="viewStart"
+            android:textSize="17sp"
+            android:textStyle="bold"
+            tools:text="F-Droid" />
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center_vertical"
+            android:baselineAligned="false"
+            android:orientation="horizontal">
+
+            <LinearLayout
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_gravity="center_vertical"
+                android:layout_marginBottom="3dp"
+                android:layout_weight="1"
+                android:baselineAligned="false"
+                android:orientation="vertical">
+
+                <TextView
+                    android:id="@+id/author"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_gravity="center_vertical"
+                    android:ellipsize="end"
+                    android:gravity="start"
+                    android:singleLine="true"
+                    android:textAlignment="viewStart"
+                    android:textSize="13sp"
+                    android:visibility="gone"
+                    tools:text="F-Droid Authors" />
+
+                <TextView
+                    android:id="@+id/current_version"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_gravity="center_vertical"
+                    android:ellipsize="end"
+                    android:gravity="start"
+                    android:singleLine="true"
+                    android:textAlignment="viewStart"
+                    android:textSize="13sp"
+                    tools:text="1.24" />
+
+                <TextView
+                    android:id="@+id/status"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_gravity="center_vertical"
+                    android:ellipsize="end"
+                    android:gravity="start"
+                    android:singleLine="true"
+                    android:textAlignment="viewStart"
+                    android:textSize="13sp"
+                    tools:text="Version 1.23 installed" />
+
+            </LinearLayout>
+
+            <Button
+                android:id="@+id/btn_main"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_gravity="end"
+                android:layout_weight="0"
+                android:baselineAligned="false"
+                tools:text="Open" />
+
+        </LinearLayout>
+    </LinearLayout>
+    <LinearLayout
+        android:id="@+id/holder"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_below="@id/icon"
+        android:gravity="center">
+        <RelativeLayout
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_weight="1">
+            <ProgressBar
+                android:id="@+id/progress_bar"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:visibility="gone"
+                style="@style/Base.Widget.AppCompat.ProgressBar.Horizontal" />
+            <TextView
+                android:id="@+id/progress_size"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_alignParentStart="true"
+                android:layout_alignParentLeft="true"
+                android:layout_below="@id/progress_bar"
+                android:visibility="gone"
+                android:textSize="12sp"/>
+            <TextView
+                android:id="@+id/progress_percentage"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_alignParentEnd="true"
+                android:layout_alignParentRight="true"
+                android:layout_below="@id/progress_bar"
+                android:visibility="gone"
+                android:textSize="12sp"/>
+        </RelativeLayout>
+        <ImageButton
+            android:id="@+id/cancel"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:padding="5dp"
+            android:layout_weight="0"
+            android:visibility="gone"
+            android:src="@drawable/ic_clear"
+            android:background="@null"/>
+    </LinearLayout>
+</RelativeLayout>
+
+
+
diff --git a/app/src/main/res/layout-v21/applistitem.xml b/app/src/main/res/layout-v21/applistitem.xml
new file mode 100644
index 000000000..d269e6b95
--- /dev/null
+++ b/app/src/main/res/layout-v21/applistitem.xml
@@ -0,0 +1,107 @@
+<?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="horizontal"
+    android:layout_width="match_parent"
+    android:layout_height="?attr/listPreferredItemHeight"
+    android:paddingLeft="?attr/listPreferredItemPaddingLeft"
+    android:paddingStart="?attr/listPreferredItemPaddingLeft"
+    android:paddingRight="?attr/listPreferredItemPaddingRight"
+    android:paddingEnd="?attr/listPreferredItemPaddingRight"
+    android:baselineAligned="false"
+    >
+
+    <ImageView
+        android:id="@+id/icon"
+        android:contentDescription="@string/app_icon"
+        android:layout_width="48dip"
+        android:layout_height="48dip"
+        android:layout_gravity="center_vertical"
+        android:scaleType="fitCenter"
+        tools:src="@drawable/ic_launcher"
+        android:transitionName="@string/transition_app_item_icon" />
+
+    <LinearLayout
+        android:orientation="vertical"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center_vertical"
+        android:baselineAligned="false">
+
+        <LinearLayout
+            android:orientation="horizontal"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:baselineAligned="false">
+
+            <TextView android:id="@+id/name"
+                android:textSize="16sp"
+                android:singleLine="true"
+                android:ellipsize="end"
+                android:layout_weight="1"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:paddingLeft="?attr/listPreferredItemPaddingLeft"
+                android:paddingStart="?attr/listPreferredItemPaddingLeft"
+                android:paddingRight="?attr/listPreferredItemPaddingRight"
+                android:paddingEnd="?attr/listPreferredItemPaddingRight"
+                android:layout_gravity="center_vertical"
+                android:gravity="start"
+                android:textAlignment="viewStart"
+                tools:text="F-Droid" />
+
+            <TextView android:id="@+id/status"
+                android:textSize="14sp"
+                android:singleLine="true"
+                android:ellipsize="end"
+                android:layout_weight="0"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_gravity="center_vertical"
+                android:gravity="end"
+                android:textAlignment="viewEnd"
+                tools:text="Installed" />
+
+        </LinearLayout>
+
+        <LinearLayout
+            android:orientation="horizontal"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:baselineAligned="false">
+
+            <TextView android:id="@+id/summary"
+                android:textSize="14sp"
+                android:textColor="?android:attr/textColorSecondary"
+                android:singleLine="true"
+                android:ellipsize="end"
+                android:layout_weight="1"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_gravity="center_vertical"
+                android:paddingLeft="?attr/listPreferredItemPaddingLeft"
+                android:paddingStart="?attr/listPreferredItemPaddingLeft"
+                android:paddingRight="?attr/listPreferredItemPaddingRight"
+                android:paddingEnd="?attr/listPreferredItemPaddingRight"
+                android:gravity="start"
+                android:textAlignment="viewStart"
+                tools:text="Application manager" />
+
+            <TextView android:id="@+id/license"
+                android:textSize="14sp"
+                android:textColor="?android:attr/textColorSecondary"
+                android:singleLine="true"
+                android:ellipsize="end"
+                android:layout_weight="0"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_gravity="center_vertical"
+                android:gravity="end"
+                android:textAlignment="viewEnd"
+                tools:text="GPLv3+" />
+
+        </LinearLayout>
+
+    </LinearLayout>
+
+</LinearLayout>
diff --git a/app/src/main/res/transition-v21/app_list_item_click.xml b/app/src/main/res/transition-v21/app_list_item_click.xml
new file mode 100644
index 000000000..3c556ee5d
--- /dev/null
+++ b/app/src/main/res/transition-v21/app_list_item_click.xml
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<transitionManager xmlns:android="http://schemas.android.com/apk/res/android">
+
+</transitionManager>
\ No newline at end of file
diff --git a/app/src/main/res/values/donottranslate.xml b/app/src/main/res/values/donottranslate.xml
index 8e35729a4..ce52a432b 100644
--- a/app/src/main/res/values/donottranslate.xml
+++ b/app/src/main/res/values/donottranslate.xml
@@ -7,6 +7,8 @@
     <string name="source_link">https://gitlab.com/fdroid/fdroidclient</string>
     <string name="team_email">team@f-droid.org</string>
     <string name="license_gplv3_later">GNU General Public License version\u00A03 or later</string>
+    
+    <string name="transition_app_item_icon">transition_app_item_icon</string>
 
     <string name="https">https://</string>
     <string name="upgrade_from_to">%1$s → %2$s</string>