Spiffy new compatibility mode UI.

Change-Id: I1207eaafae59a434fcc979ad60a83e2d685288af
diff --git a/core/java/android/app/ActivityManager.java b/core/java/android/app/ActivityManager.java
index a70a219..48b8ca8 100644
--- a/core/java/android/app/ActivityManager.java
+++ b/core/java/android/app/ActivityManager.java
@@ -137,6 +137,25 @@
         }
     }
 
+    /** @hide */
+    public boolean getPackageAskScreenCompat(String packageName) {
+        try {
+            return ActivityManagerNative.getDefault().getPackageAskScreenCompat(packageName);
+        } catch (RemoteException e) {
+            // System dead, we will be dead too soon!
+            return false;
+        }
+    }
+
+    /** @hide */
+    public void setPackageAskScreenCompat(String packageName, boolean ask) {
+        try {
+            ActivityManagerNative.getDefault().setPackageAskScreenCompat(packageName, ask);
+        } catch (RemoteException e) {
+            // System dead, we will be dead too soon!
+        }
+    }
+
     /**
      * Return the approximate per-application memory class of the current
      * device.  This gives you an idea of how hard a memory limit you should
diff --git a/core/java/android/app/ActivityManagerNative.java b/core/java/android/app/ActivityManagerNative.java
index 4beb5cc..88293e8 100644
--- a/core/java/android/app/ActivityManagerNative.java
+++ b/core/java/android/app/ActivityManagerNative.java
@@ -1437,6 +1437,26 @@
             return true;
         }
 
+        case GET_PACKAGE_ASK_SCREEN_COMPAT_TRANSACTION:
+        {
+            data.enforceInterface(IActivityManager.descriptor);
+            String pkg = data.readString();
+            boolean ask = getPackageAskScreenCompat(pkg);
+            reply.writeNoException();
+            reply.writeInt(ask ? 1 : 0);
+            return true;
+        }
+
+        case SET_PACKAGE_ASK_SCREEN_COMPAT_TRANSACTION:
+        {
+            data.enforceInterface(IActivityManager.descriptor);
+            String pkg = data.readString();
+            boolean ask = data.readInt() != 0;
+            setPackageAskScreenCompat(pkg, ask);
+            reply.writeNoException();
+            return true;
+        }
+
         }
 
         return super.onTransact(code, data, reply, flags);
@@ -3208,7 +3228,8 @@
         Parcel data = Parcel.obtain();
         Parcel reply = Parcel.obtain();
         data.writeInterfaceToken(IActivityManager.descriptor);
-        mRemote.transact(SET_PACKAGE_SCREEN_COMPAT_MODE_TRANSACTION, data, reply, 0);
+        data.writeString(packageName);
+        mRemote.transact(GET_PACKAGE_SCREEN_COMPAT_MODE_TRANSACTION, data, reply, 0);
         reply.readException();
         int mode = reply.readInt();
         reply.recycle();
@@ -3229,5 +3250,31 @@
         data.recycle();
     }
 
+    public boolean getPackageAskScreenCompat(String packageName) throws RemoteException {
+        Parcel data = Parcel.obtain();
+        Parcel reply = Parcel.obtain();
+        data.writeInterfaceToken(IActivityManager.descriptor);
+        data.writeString(packageName);
+        mRemote.transact(GET_PACKAGE_ASK_SCREEN_COMPAT_TRANSACTION, data, reply, 0);
+        reply.readException();
+        boolean ask = reply.readInt() != 0;
+        reply.recycle();
+        data.recycle();
+        return ask;
+    }
+
+    public void setPackageAskScreenCompat(String packageName, boolean ask)
+            throws RemoteException {
+        Parcel data = Parcel.obtain();
+        Parcel reply = Parcel.obtain();
+        data.writeInterfaceToken(IActivityManager.descriptor);
+        data.writeString(packageName);
+        data.writeInt(ask ? 1 : 0);
+        mRemote.transact(SET_PACKAGE_ASK_SCREEN_COMPAT_TRANSACTION, data, reply, 0);
+        reply.readException();
+        reply.recycle();
+        data.recycle();
+    }
+
     private IBinder mRemote;
 }
diff --git a/core/java/android/app/IActivityManager.java b/core/java/android/app/IActivityManager.java
index 24706f9..b0cbbb5 100644
--- a/core/java/android/app/IActivityManager.java
+++ b/core/java/android/app/IActivityManager.java
@@ -347,6 +347,9 @@
     public int getPackageScreenCompatMode(String packageName) throws RemoteException;
     public void setPackageScreenCompatMode(String packageName, int mode)
             throws RemoteException;
+    public boolean getPackageAskScreenCompat(String packageName) throws RemoteException;
+    public void setPackageAskScreenCompat(String packageName, boolean ask)
+            throws RemoteException;
 
     /*
      * Private non-Binder interfaces
@@ -567,4 +570,6 @@
     int SET_FRONT_ACTIVITY_SCREEN_COMPAT_MODE_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+124;
     int GET_PACKAGE_SCREEN_COMPAT_MODE_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+125;
     int SET_PACKAGE_SCREEN_COMPAT_MODE_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+126;
+    int GET_PACKAGE_ASK_SCREEN_COMPAT_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+127;
+    int SET_PACKAGE_ASK_SCREEN_COMPAT_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+128;
 }
diff --git a/core/java/android/content/res/CompatibilityInfo.java b/core/java/android/content/res/CompatibilityInfo.java
index 854d410..dca53a8 100644
--- a/core/java/android/content/res/CompatibilityInfo.java
+++ b/core/java/android/content/res/CompatibilityInfo.java
@@ -113,8 +113,13 @@
     public CompatibilityInfo(ApplicationInfo appInfo, int screenLayout, boolean forceCompat) {
         int compatFlags = 0;
 
+        // We can't rely on the application always setting
+        // FLAG_RESIZEABLE_FOR_SCREENS so will compute it based on various input.
+        boolean anyResizeable = false;
+
         if ((appInfo.flags & ApplicationInfo.FLAG_SUPPORTS_LARGE_SCREENS) != 0) {
             compatFlags |= LARGE_SCREENS;
+            anyResizeable = true;
             if (!forceCompat) {
                 // If we aren't forcing the app into compatibility mode, then
                 // assume if it supports large screens that we should allow it
@@ -123,9 +128,13 @@
             }
         }
         if ((appInfo.flags & ApplicationInfo.FLAG_SUPPORTS_XLARGE_SCREENS) != 0) {
-            compatFlags |= XLARGE_SCREENS | EXPANDABLE;
+            anyResizeable = true;
+            if (!forceCompat) {
+                compatFlags |= XLARGE_SCREENS | EXPANDABLE;
+            }
         }
         if ((appInfo.flags & ApplicationInfo.FLAG_RESIZEABLE_FOR_SCREENS) != 0) {
+            anyResizeable = true;
             compatFlags |= EXPANDABLE;
         }
 
@@ -160,7 +169,7 @@
         if ((screenLayout&Configuration.SCREENLAYOUT_COMPAT_NEEDED) != 0) {
             if ((compatFlags&EXPANDABLE) != 0) {
                 supportsScreen = true;
-            } else if ((appInfo.flags & ApplicationInfo.FLAG_RESIZEABLE_FOR_SCREENS) == 0) {
+            } else if (!anyResizeable) {
                 compatFlags |= ALWAYS_COMPAT;
             }
         }
diff --git a/core/res/res/layout/am_compat_mode_dialog.xml b/core/res/res/layout/am_compat_mode_dialog.xml
new file mode 100644
index 0000000..a8d39cf
--- /dev/null
+++ b/core/res/res/layout/am_compat_mode_dialog.xml
@@ -0,0 +1,60 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * 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.
+-->
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+        android:layout_width="match_parent" android:layout_height="match_parent"
+        android:layout_marginLeft="40dp" android:layout_marginRight="40dp"
+        android:layout_marginTop="15dp" android:layout_marginBottom="15dp"
+        android:orientation="vertical">
+    <LinearLayout
+            android:layout_width="wrap_content" android:layout_height="wrap_content"
+            android:layout_gravity="center_horizontal"
+            android:orientation="horizontal" android:baselineAligned="true">
+        <TextView android:layout_width="wrap_content" android:layout_height="wrap_content"
+                android:layout_marginLeft="10dp" android:layout_marginRight="10dp"
+                android:textColor="?android:attr/textColorPrimary"
+                android:textSize="18sp"
+                android:text="@string/screen_compat_mode_scale"
+                />
+        <Switch
+                android:id="@+id/compat_checkbox"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_gravity="center_vertical"
+                android:layout_marginRight="10dp"
+                />
+    </LinearLayout>
+
+    <View android:layout_width="wrap_content" android:layout_height="1dp"
+            android:layout_marginTop="10dp" android:layout_marginBottom="10dp"
+            android:background="@android:drawable/divider_horizontal_dark"
+            />
+
+    <CheckBox android:id="@+id/ask_checkbox"
+            android:layout_width="wrap_content" android:layout_height="wrap_content"
+            android:layout_gravity="center_horizontal"
+            android:text="@string/screen_compat_mode_show"
+            />
+    <TextView
+        android:id="@+id/reask_hint"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:textAppearance="?android:attr/textAppearanceSmall"
+        android:gravity="center"
+        android:visibility="invisible"
+        android:text="@string/screen_compat_mode_hint" />
+</LinearLayout>
diff --git a/core/res/res/values/strings.xml b/core/res/res/values/strings.xml
index b713b51..d5affae 100755
--- a/core/res/res/values/strings.xml
+++ b/core/res/res/values/strings.xml
@@ -2337,6 +2337,12 @@
     <string name="launch_warning_replace"><xliff:g id="app_name">%1$s</xliff:g> is now running.</string>
     <!-- [CHAR LIMIT=50] Title of the alert when application launches on top of another. -->
     <string name="launch_warning_original"><xliff:g id="app_name">%1$s</xliff:g> was originally launched.</string>
+    <!-- [CHAR LIMIT=50] Compat mode dialog: compat mode switch label. -->
+    <string name="screen_compat_mode_scale">Scale</string>
+    <!-- [CHAR LIMIT=50] Compat mode dialog: compat mode switch label. -->
+    <string name="screen_compat_mode_show">Always show</string>
+    <!-- [CHAR LIMIT=200] Compat mode dialog: hint to re-enable compat mode dialog. -->
+    <string name="screen_compat_mode_hint">Re-enable this with Settings &gt; Applications &gt; Manage applications.</string>
 
     <!-- Text of the alert that is displayed when an application has violated StrictMode. -->
     <string name="smv_application">The application <xliff:g id="application">%1$s</xliff:g>