am 568628dc: Manually merge commit \'2faf28cf\' into master

* commit '568628dc2cb92b3ec3a87cae9de3203fbdc5968c':
  Add swipe-to-dismiss support to PhoneWindow.

14 files changed, 494 insertions, 2 deletions

diff --git a/api/current.txt b/api/current.txt
index 55cb13b..7051d6c 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -3120,6 +3120,7 @@ package android.app {
     method public void onUserInteraction();
     method protected void onUserLeaveHint();
     method public void onWindowAttributesChanged(android.view.WindowManager.LayoutParams);
+    method public void onWindowDismissed();
     method public void onWindowFocusChanged(boolean);
     method public android.view.ActionMode onWindowStartingActionMode(android.view.ActionMode.Callback);
     method public void openContextMenu(android.view.View);
@@ -3641,6 +3642,7 @@ package android.app {
     method public boolean onTouchEvent(android.view.MotionEvent);
     method public boolean onTrackballEvent(android.view.MotionEvent);
     method public void onWindowAttributesChanged(android.view.WindowManager.LayoutParams);
+    method public void onWindowDismissed();
     method public void onWindowFocusChanged(boolean);
     method public android.view.ActionMode onWindowStartingActionMode(android.view.ActionMode.Callback);
     method public void openContextMenu(android.view.View);
@@ -23741,6 +23743,7 @@ package android.service.dreams {
     method public boolean onPreparePanel(int, android.view.View, android.view.Menu);
     method public boolean onSearchRequested();
     method public void onWindowAttributesChanged(android.view.WindowManager.LayoutParams);
+    method public void onWindowDismissed();
     method public void onWindowFocusChanged(boolean);
     method public android.view.ActionMode onWindowStartingActionMode(android.view.ActionMode.Callback);
     method public void setContentView(int);
@@ -30139,6 +30142,7 @@ package android.view {
     field public static final int FEATURE_OPTIONS_PANEL = 0; // 0x0
     field public static final int FEATURE_PROGRESS = 2; // 0x2
     field public static final int FEATURE_RIGHT_ICON = 4; // 0x4
+    field public static final int FEATURE_SWIPE_TO_DISMISS = 11; // 0xb
     field public static final int ID_ANDROID_CONTENT = 16908290; // 0x1020002
     field public static final int PROGRESS_END = 10000; // 0x2710
     field public static final int PROGRESS_INDETERMINATE_OFF = -4; // 0xfffffffc
@@ -30170,6 +30174,7 @@ package android.view {
     method public abstract boolean onPreparePanel(int, android.view.View, android.view.Menu);
     method public abstract boolean onSearchRequested();
     method public abstract void onWindowAttributesChanged(android.view.WindowManager.LayoutParams);
+    method public abstract void onWindowDismissed();
     method public abstract void onWindowFocusChanged(boolean);
     method public abstract android.view.ActionMode onWindowStartingActionMode(android.view.ActionMode.Callback);
   }
diff --git a/core/java/android/app/Activity.java b/core/java/android/app/Activity.java
index 3297fe0..af4a362 100644
--- a/core/java/android/app/Activity.java
+++ b/core/java/android/app/Activity.java
@@ -2462,6 +2462,13 @@ public class Activity extends ContextThemeWrapper
         }
         return false;
     }
+
+    /**
+     * Called when the main window associated with the activity has been dismissed.
+     */
+    public void onWindowDismissed() {
+        finish();
+    }
     
     /**
      * Called to process key events.  You can override this to intercept all 
diff --git a/core/java/android/app/Dialog.java b/core/java/android/app/Dialog.java
index 2559254..fb96d8d 100644
--- a/core/java/android/app/Dialog.java
+++ b/core/java/android/app/Dialog.java
@@ -707,6 +707,10 @@ public class Dialog implements DialogInterface, Window.Callback,
     
     public void onDetachedFromWindow() {
     }
+
+    public void onWindowDismissed() {
+        dismiss();
+    }
     
     /**
      * Called to process key events.  You can override this to intercept all 
diff --git a/core/java/android/service/dreams/DreamService.java b/core/java/android/service/dreams/DreamService.java
index 1abb1d7..7647c22 100644
--- a/core/java/android/service/dreams/DreamService.java
+++ b/core/java/android/service/dreams/DreamService.java
@@ -300,6 +300,10 @@ public class DreamService extends Service implements Window.Callback {
     public void onDetachedFromWindow() {
     }
 
+    @Override
+    public void onWindowDismissed() {
+    }
+
     /** {@inheritDoc} */
     @Override
     public void onPanelClosed(int featureId, Menu menu) {
diff --git a/core/java/android/view/Window.java b/core/java/android/view/Window.java
index 24b8248..0cd6325 100644
--- a/core/java/android/view/Window.java
+++ b/core/java/android/view/Window.java
@@ -98,6 +98,10 @@ public abstract class Window {
      */
     public static final int FEATURE_ACTION_MODE_OVERLAY = 10;
     /**
+     * Flag for requesting a decoration-free window that is dismissed by swiping from the left.
+     */
+    public static final int FEATURE_SWIPE_TO_DISMISS = 11;
+    /**
      * Flag for requesting that window content changes should be represented
      * with scenes and transitions.
      *
@@ -105,7 +109,7 @@ public abstract class Window {
      *
      * @see #setContentView
      */
-    public static final int FEATURE_CONTENT_TRANSITIONS = 11;
+    public static final int FEATURE_CONTENT_TRANSITIONS = 12;
 
     /**
      * Max value used as a feature ID
@@ -404,6 +408,12 @@ public abstract class Window {
          * @param mode The mode that was just finished.
          */
         public void onActionModeFinished(ActionMode mode);
+
+        /**
+         * Called when a window is dismissed. This informs the callback that the
+         * window is gone, and it should finish itself.
+         */
+        public void onWindowDismissed();
     }
 
     public Window(Context context) {
diff --git a/core/java/com/android/internal/widget/SwipeDismissLayout.java b/core/java/com/android/internal/widget/SwipeDismissLayout.java
new file mode 100644
index 0000000..cc8ce2c
--- /dev/null
+++ b/core/java/com/android/internal/widget/SwipeDismissLayout.java
@@ -0,0 +1,282 @@
+/*
+ * Copyright (C) 2014 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.
+ */
+
+package com.android.internal.widget;
+
+import android.animation.TimeInterpolator;
+import android.content.Context;
+import android.util.AttributeSet;
+import android.util.Log;
+import android.view.MotionEvent;
+import android.view.VelocityTracker;
+import android.view.View;
+import android.view.ViewConfiguration;
+import android.view.ViewGroup;
+import android.view.animation.AccelerateInterpolator;
+import android.view.animation.DecelerateInterpolator;
+import android.widget.FrameLayout;
+
+/**
+ * Special layout that finishes its activity when swiped away.
+ */
+public class SwipeDismissLayout extends FrameLayout {
+    private static final String TAG = "SwipeDismissLayout";
+
+    private static final float TRANSLATION_MIN_ALPHA = 0.5f;
+
+    public interface OnDismissedListener {
+        void onDismissed(SwipeDismissLayout layout);
+    }
+
+    public interface OnSwipeProgressChangedListener {
+        /**
+         * Called when the layout has been swiped and the position of the window should change.
+         *
+         * @param progress A number in [-1, 1] representing how far to the left
+         * or right the window has been swiped. Negative values are swipes
+         * left, and positives are right.
+         * @param translate A number in [-w, w], where w is the width of the
+         * layout. This is equivalent to progress * layout.getWidth().
+         */
+        void onSwipeProgressChanged(SwipeDismissLayout layout, float progress, float translate);
+
+        void onSwipeCancelled(SwipeDismissLayout layout);
+    }
+
+    // Cached ViewConfiguration and system-wide constant values
+    private int mSlop;
+    private int mMinFlingVelocity;
+    private int mMaxFlingVelocity;
+    private long mAnimationTime;
+    private TimeInterpolator mCancelInterpolator;
+    private TimeInterpolator mDismissInterpolator;
+
+    // Transient properties
+    private int mActiveTouchId;
+    private float mDownX;
+    private float mDownY;
+    private boolean mSwiping;
+    private boolean mDismissed;
+    private boolean mDiscardIntercept;
+    private VelocityTracker mVelocityTracker;
+    private float mTranslationX;
+
+    private OnDismissedListener mDismissedListener;
+    private OnSwipeProgressChangedListener mProgressListener;
+
+    public SwipeDismissLayout(Context context) {
+        super(context);
+        init(context);
+    }
+
+    public SwipeDismissLayout(Context context, AttributeSet attrs) {
+        super(context, attrs);
+        init(context);
+    }
+
+    public SwipeDismissLayout(Context context, AttributeSet attrs, int defStyle) {
+        super(context, attrs, defStyle);
+        init(context);
+    }
+
+    private void init(Context context) {
+        ViewConfiguration vc = ViewConfiguration.get(getContext());
+        mSlop = vc.getScaledTouchSlop();
+        mMinFlingVelocity = vc.getScaledMinimumFlingVelocity() * 16;
+        mMaxFlingVelocity = vc.getScaledMaximumFlingVelocity();
+        mAnimationTime = getContext().getResources().getInteger(
+                android.R.integer.config_shortAnimTime);
+        mCancelInterpolator = new DecelerateInterpolator(1.5f);
+        mDismissInterpolator = new AccelerateInterpolator(1.5f);
+    }
+
+    public void setOnDismissedListener(OnDismissedListener listener) {
+        mDismissedListener = listener;
+    }
+
+    public void setOnSwipeProgressChangedListener(OnSwipeProgressChangedListener listener) {
+        mProgressListener = listener;
+    }
+
+    @Override
+    public boolean onInterceptTouchEvent(MotionEvent ev) {
+        // offset because the view is translated during swipe
+        ev.offsetLocation(mTranslationX, 0);
+
+        switch (ev.getActionMasked()) {
+            case MotionEvent.ACTION_DOWN:
+                resetMembers();
+                mDownX = ev.getRawX();
+                mDownY = ev.getRawY();
+                mActiveTouchId = ev.getPointerId(0);
+                mVelocityTracker = VelocityTracker.obtain();
+                mVelocityTracker.addMovement(ev);
+                break;
+
+            case MotionEvent.ACTION_CANCEL:
+            case MotionEvent.ACTION_UP:
+                resetMembers();
+                break;
+
+            case MotionEvent.ACTION_MOVE:
+                if (mVelocityTracker == null || mDiscardIntercept) {
+                    break;
+                }
+
+                int pointerIndex = ev.findPointerIndex(mActiveTouchId);
+                float dx = ev.getRawX() - mDownX;
+                float x = ev.getX(pointerIndex);
+                float y = ev.getY(pointerIndex);
+                if (dx != 0 && canScroll(this, false, dx, x, y)) {
+                    mDiscardIntercept = true;
+                    break;
+                }
+                updateSwiping(ev);
+                break;
+        }
+
+        return !mDiscardIntercept && mSwiping;
+    }
+
+    @Override
+    public boolean onTouchEvent(MotionEvent ev) {
+        if (mVelocityTracker == null) {
+            return super.onTouchEvent(ev);
+        }
+        switch (ev.getActionMasked()) {
+            case MotionEvent.ACTION_UP:
+                updateDismiss(ev);
+                if (mDismissed) {
+                    dismiss();
+                } else if (mSwiping) {
+                    cancel();
+                }
+                resetMembers();
+                break;
+
+            case MotionEvent.ACTION_CANCEL:
+                cancel();
+                resetMembers();
+                break;
+
+            case MotionEvent.ACTION_MOVE:
+                mVelocityTracker.addMovement(ev);
+                updateSwiping(ev);
+                updateDismiss(ev);
+                if (mSwiping) {
+                    setProgress(ev.getRawX() - mDownX);
+                    break;
+                }
+        }
+        return true;
+    }
+
+    private void setProgress(float deltaX) {
+        mTranslationX = deltaX;
+        if (mProgressListener != null) {
+            mProgressListener.onSwipeProgressChanged(this, deltaX / getWidth(), deltaX);
+        }
+    }
+
+    private void dismiss() {
+        if (mDismissedListener != null) {
+            mDismissedListener.onDismissed(this);
+        }
+    }
+
+    protected void cancel() {
+        if (mProgressListener != null) {
+            mProgressListener.onSwipeCancelled(this);
+        }
+    }
+
+    /**
+     * Resets internal members when canceling.
+     */
+    private void resetMembers() {
+        if (mVelocityTracker != null) {
+            mVelocityTracker.recycle();
+        }
+        mVelocityTracker = null;
+        mTranslationX = 0;
+        mDownX = 0;
+        mDownY = 0;
+        mSwiping = false;
+        mDismissed = false;
+        mDiscardIntercept = false;
+    }
+
+    private void updateSwiping(MotionEvent ev) {
+        if (!mSwiping) {
+            float deltaX = ev.getRawX() - mDownX;
+            float deltaY = ev.getRawY() - mDownY;
+            mSwiping = deltaX > mSlop * 2 && Math.abs(deltaY) < mSlop * 2;
+        }
+    }
+
+    private void updateDismiss(MotionEvent ev) {
+        if (!mDismissed) {
+            mVelocityTracker.addMovement(ev);
+            mVelocityTracker.computeCurrentVelocity(1000);
+
+            float deltaX = ev.getRawX() - mDownX;
+            float velocityX = mVelocityTracker.getXVelocity();
+            float absVelocityX = Math.abs(velocityX);
+            float absVelocityY = Math.abs(mVelocityTracker.getYVelocity());
+
+            if (deltaX > getWidth() / 2) {
+                mDismissed = true;
+            } else if (absVelocityX >= mMinFlingVelocity
+                    && absVelocityX <= mMaxFlingVelocity
+                    && absVelocityY < absVelocityX / 2
+                    && velocityX > 0
+                    && deltaX > 0) {
+                mDismissed = true;
+            }
+        }
+    }
+
+    /**
+     * Tests scrollability within child views of v in the direction of dx.
+     *
+     * @param v View to test for horizontal scrollability
+     * @param checkV Whether the view v passed should itself be checked for scrollability (true),
+     *               or just its children (false).
+     * @param dx Delta scrolled in pixels. Only the sign of this is used.
+     * @param x X coordinate of the active touch point
+     * @param y Y coordinate of the active touch point
+     * @return true if child views of v can be scrolled by delta of dx.
+     */
+    protected boolean canScroll(View v, boolean checkV, float dx, float x, float y) {
+        if (v instanceof ViewGroup) {
+            final ViewGroup group = (ViewGroup) v;
+            final int scrollX = v.getScrollX();
+            final int scrollY = v.getScrollY();
+            final int count = group.getChildCount();
+            for (int i = count - 1; i >= 0; i--) {
+                final View child = group.getChildAt(i);
+                if (x + scrollX >= child.getLeft() && x + scrollX < child.getRight() &&
+                        y + scrollY >= child.getTop() && y + scrollY < child.getBottom() &&
+                        canScroll(child, true, dx, x + scrollX - child.getLeft(),
+                                y + scrollY - child.getTop())) {
+                    return true;
+                }
+            }
+        }
+
+        return checkV && v.canScrollHorizontally((int) -dx);
+    }
+}
diff --git a/core/res/res/anim/swipe_window_enter.xml b/core/res/res/anim/swipe_window_enter.xml
new file mode 100644
index 0000000..e1617e2
--- /dev/null
+++ b/core/res/res/anim/swipe_window_enter.xml
@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+/*
+** Copyright 2007, 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.
+*/
+-->
+
+<set xmlns:android="http://schemas.android.com/apk/res/android"
+        android:interpolator="@interpolator/decelerate_quad" >
+    <alpha android:fromAlpha="0.0" android:toAlpha="1.0"
+        android:fillEnabled="true" android:fillBefore="true"
+        android:fillAfter="true"
+        android:duration="@android:integer/config_activityDefaultDur" />
+</set>
diff --git a/core/res/res/anim/swipe_window_exit.xml b/core/res/res/anim/swipe_window_exit.xml
new file mode 100644
index 0000000..ed0c5d3
--- /dev/null
+++ b/core/res/res/anim/swipe_window_exit.xml
@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+/*
+** Copyright 2007, 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.
+*/
+-->
+
+<set xmlns:android="http://schemas.android.com/apk/res/android"
+        android:interpolator="@interpolator/decelerate_quad" >
+    <translate android:fromXDelta="0%" android:toXDelta="100%"
+        android:fillEnabled="true" android:fillBefore="true"
+        android:fillAfter="true"
+        android:duration="400" />
+</set>
diff --git a/core/res/res/layout/screen_swipe_dismiss.xml b/core/res/res/layout/screen_swipe_dismiss.xml
new file mode 100644
index 0000000..90e970f
--- /dev/null
+++ b/core/res/res/layout/screen_swipe_dismiss.xml
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2014 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.
+-->
+
+<!--
+This is a layout for a window whose resident activity is finished when swiped away.
+-->
+
+<com.android.internal.widget.SwipeDismissLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@android:id/content"
+    android:fitsSystemWindows="true"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    />
diff --git a/core/res/res/values/attrs.xml b/core/res/res/values/attrs.xml
index 039bd07..a78ce02 100644
--- a/core/res/res/values/attrs.xml
+++ b/core/res/res/values/attrs.xml
@@ -447,6 +447,10 @@
              to {@link android.view.WindowManager.LayoutParams#FLAG_TRANSLUCENT_NAVIGATION}. -->
         <attr name="windowTranslucentNavigation" format="boolean" />
 
+        <!-- Flag to indicate that a window can be swiped away to be dismissed.
+             Corresponds to {@link android.view.Window.FEATURE_SWIPE_TO_DISMISS} -->
+        <attr name="windowSwipeToDismiss" format="boolean" />
+
         <!-- Flag indicating whether this window requests that content changes be performed
              as scene changes with transitions. Corresponds to
              {@link android.view.Window#FEATURE_CONTENT_TRANSITIONS}. -->
@@ -1629,6 +1633,7 @@
         <attr name="windowCloseOnTouchOutside" />
         <attr name="windowTranslucentStatus" />
         <attr name="windowTranslucentNavigation" />
+        <attr name="windowSwipeToDismiss" />
         <attr name="windowContentTransitions" />
         <attr name="windowContentTransitionManager" />
 
diff --git a/core/res/res/values/styles.xml b/core/res/res/values/styles.xml
index 1a6eacd..e525ef7 100644
--- a/core/res/res/values/styles.xml
+++ b/core/res/res/values/styles.xml
@@ -225,6 +225,14 @@ please see styles_device_defaults.xml.
         <item name="windowExitAnimation">@anim/fast_fade_out</item>
     </style>
 
+    <!-- Window animations for swipe-dismissable windows. {@hide} -->
+    <style name="Animation.SwipeDismiss">
+        <item name="taskOpenEnterAnimation">@anim/swipe_window_enter</item>
+        <item name="taskOpenExitAnimation">@anim/swipe_window_exit</item>
+        <item name="taskCloseEnterAnimation">@anim/swipe_window_enter</item>
+        <item name="taskCloseExitAnimation">@anim/swipe_window_exit</item>
+    </style>
+
     <!-- Status Bar Styles -->
     <style name="TextAppearance.StatusBar">
         <item name="android:textAppearance">?android:attr/textAppearanceSmall</item>
diff --git a/core/res/res/values/symbols.xml b/core/res/res/values/symbols.xml
index 9f368c4..a4f9762 100644
--- a/core/res/res/values/symbols.xml
+++ b/core/res/res/values/symbols.xml
@@ -1370,6 +1370,7 @@
   <java-symbol type="layout" name="screen_progress" />
   <java-symbol type="layout" name="screen_simple" />
   <java-symbol type="layout" name="screen_simple_overlay_action_mode" />
+  <java-symbol type="layout" name="screen_swipe_dismiss" />
   <java-symbol type="layout" name="screen_title" />
   <java-symbol type="layout" name="screen_title_icons" />
   <java-symbol type="string" name="system_ui_date_pattern" />
diff --git a/core/res/res/values/themes_micro.xml b/core/res/res/values/themes_micro.xml
index b174d22..42f64fe 100644
--- a/core/res/res/values/themes_micro.xml
+++ b/core/res/res/values/themes_micro.xml
@@ -16,22 +16,42 @@
 <resources>
     <style name="Theme.Micro" parent="Theme.Holo">
         <item name="numberPickerStyle">@android:style/Widget.Micro.NumberPicker</item>
+        <item name="windowAnimationStyle">@android:style/Animation.SwipeDismiss</item>
+        <item name="windowIsFloating">false</item>
+        <item name="windowIsTranslucent">true</item>
+        <item name="windowSwipeToDismiss">true</item>
 	</style>
 
     <style name="Theme.Micro.NoActionBar" parent="Theme.Holo.NoActionBar">
         <item name="textViewStyle">@android:style/Widget.Micro.TextView</item>
         <item name="numberPickerStyle">@android:style/Widget.Micro.NumberPicker</item>
+        <item name="windowAnimationStyle">@android:style/Animation.SwipeDismiss</item>
+        <item name="windowIsFloating">false</item>
+        <item name="windowIsTranslucent">true</item>
+        <item name="windowSwipeToDismiss">true</item>
     </style>
     <style name="Theme.Micro.Light" parent="Theme.Holo.Light">
 		<item name="numberPickerStyle">@android:style/Widget.Micro.NumberPicker</item>
+        <item name="windowAnimationStyle">@android:style/Animation.SwipeDismiss</item>
+        <item name="windowIsFloating">false</item>
+        <item name="windowIsTranslucent">true</item>
+        <item name="windowSwipeToDismiss">true</item>
 	</style>
     <style name="Theme.Micro.Light.NoActionBar" parent="Theme.Holo.Light.NoActionBar">
         <item name="textViewStyle">@android:style/Widget.Micro.TextView</item>
         <item name="numberPickerStyle">@android:style/Widget.Micro.NumberPicker</item>
+        <item name="windowAnimationStyle">@android:style/Animation.SwipeDismiss</item>
+        <item name="windowIsFloating">false</item>
+        <item name="windowIsTranslucent">true</item>
+        <item name="windowSwipeToDismiss">true</item>
     </style>
     <style name="Theme.Micro.Light.DarkActionBar" parent="Theme.Holo.Light.DarkActionBar">
         <item name="textViewStyle">@android:style/Widget.Micro.TextView</item>
 		<item name="numberPickerStyle">@android:style/Widget.Micro.NumberPicker</item>
+        <item name="windowAnimationStyle">@android:style/Animation.SwipeDismiss</item>
+        <item name="windowIsFloating">false</item>
+        <item name="windowIsTranslucent">true</item>
+        <item name="windowSwipeToDismiss">true</item>
     </style>
 
 </resources>
diff --git a/policy/src/com/android/internal/policy/impl/PhoneWindow.java b/policy/src/com/android/internal/policy/impl/PhoneWindow.java
index 02a2680..977c2e7 100644
--- a/policy/src/com/android/internal/policy/impl/PhoneWindow.java
+++ b/policy/src/com/android/internal/policy/impl/PhoneWindow.java
@@ -47,6 +47,7 @@ import com.android.internal.widget.ActionBarContainer;
 import com.android.internal.widget.ActionBarContextView;
 import com.android.internal.widget.ActionBarOverlayLayout;
 import com.android.internal.widget.ActionBarView;
+import com.android.internal.widget.SwipeDismissLayout;
 
 import android.app.KeyguardManager;
 import android.content.Context;
@@ -295,6 +296,15 @@ public class PhoneWindow extends Window implements MenuBuilder.Callback {
             // Remove the action bar feature if we have no title. No title dominates.
             removeFeature(FEATURE_ACTION_BAR);
         }
+
+        if ((features & (1 << FEATURE_ACTION_BAR)) != 0 && featureId == FEATURE_SWIPE_TO_DISMISS) {
+            throw new AndroidRuntimeException(
+                    "You cannot combine swipe dismissal and the action bar.");
+        }
+        if ((features & (1 << FEATURE_SWIPE_TO_DISMISS)) != 0 && featureId == FEATURE_ACTION_BAR) {
+            throw new AndroidRuntimeException(
+                    "You cannot combine swipe dismissal and the action bar.");
+        }
         return super.requestFeature(featureId);
     }
 
@@ -2924,6 +2934,10 @@ public class PhoneWindow extends Window implements MenuBuilder.Callback {
             requestFeature(FEATURE_ACTION_MODE_OVERLAY);
         }
 
+        if (a.getBoolean(com.android.internal.R.styleable.Window_windowSwipeToDismiss, false)) {
+            requestFeature(FEATURE_SWIPE_TO_DISMISS);
+        }
+
         if (a.getBoolean(com.android.internal.R.styleable.Window_windowFullscreen, false)) {
             setFlags(FLAG_FULLSCREEN, FLAG_FULLSCREEN & (~getForcedWindowFlags()));
         }
@@ -3053,7 +3067,9 @@ public class PhoneWindow extends Window implements MenuBuilder.Callback {
         int layoutResource;
         int features = getLocalFeatures();
         // System.out.println("Features: 0x" + Integer.toHexString(features));
-        if ((features & ((1 << FEATURE_LEFT_ICON) | (1 << FEATURE_RIGHT_ICON))) != 0) {
+        if ((features & (1 << FEATURE_SWIPE_TO_DISMISS)) != 0) {
+            layoutResource = com.android.internal.R.layout.screen_swipe_dismiss;
+        } else if ((features & ((1 << FEATURE_LEFT_ICON) | (1 << FEATURE_RIGHT_ICON))) != 0) {
             if (mIsFloating) {
                 TypedValue res = new TypedValue();
                 getContext().getTheme().resolveAttribute(
@@ -3123,6 +3139,10 @@ public class PhoneWindow extends Window implements MenuBuilder.Callback {
             }
         }
 
+        if ((features & (1 << FEATURE_SWIPE_TO_DISMISS)) != 0) {
+            registerSwipeCallbacks();
+        }
+
         // Remaining setup -- of background and title -- that only applies
         // to top-level windows.
         if (getContainer() == null) {
@@ -3493,6 +3513,53 @@ public class PhoneWindow extends Window implements MenuBuilder.Callback {
         return (mRightIconView = (ImageView)findViewById(com.android.internal.R.id.right_icon));
     }
 
+    private void registerSwipeCallbacks() {
+        SwipeDismissLayout swipeDismiss =
+                (SwipeDismissLayout) findViewById(com.android.internal.R.id.content);
+        swipeDismiss.setOnDismissedListener(new SwipeDismissLayout.OnDismissedListener() {
+            @Override
+            public void onDismissed(SwipeDismissLayout layout) {
+                Callback cb = getCallback();
+                if (cb != null) {
+                    try {
+                        cb.onWindowDismissed();
+                    } catch (AbstractMethodError e) {
+                        Log.e(TAG, "onWindowDismissed not implemented in " +
+                                cb.getClass().getSimpleName(), e);
+                    }
+                }
+            }
+        });
+        swipeDismiss.setOnSwipeProgressChangedListener(
+                new SwipeDismissLayout.OnSwipeProgressChangedListener() {
+                    private boolean mIsTranslucent = false;
+
+                    @Override
+                    public void onSwipeProgressChanged(
+                            SwipeDismissLayout layout, float progress, float translate) {
+                        WindowManager.LayoutParams newParams = getAttributes();
+                        newParams.x = (int) translate;
+                        setAttributes(newParams);
+
+                        int flags = 0;
+                        if (newParams.x == 0) {
+                            flags = FLAG_FULLSCREEN;
+                        } else {
+                            flags = FLAG_LAYOUT_NO_LIMITS;
+                        }
+                        setFlags(flags, FLAG_FULLSCREEN | FLAG_LAYOUT_NO_LIMITS);
+                    }
+
+                    @Override
+                    public void onSwipeCancelled(SwipeDismissLayout layout) {
+                        WindowManager.LayoutParams newParams = getAttributes();
+                        newParams.x = 0;
+                        setAttributes(newParams);
+                        setFlags(FLAG_FULLSCREEN, FLAG_FULLSCREEN | FLAG_LAYOUT_NO_LIMITS);
+                    }
+                });
+    }
+
     /**
      * Helper method for calling the {@link Callback#onPanelClosed(int, Menu)}
      * callback. This method will grab whatever extra state is needed for the