From 020460b610d8196cb820ba390300e3fefda82f30 Mon Sep 17 00:00:00 2001
From: Joe Onorato <joeo@google.com>
Date: Wed, 19 Jan 2011 15:25:55 -0800
Subject: [PATCH] Cut a hole in the status bar for events when the IME is open.

Bug: 3238092
Change-Id: I8af18c2ebada624fbf5baee09b4b7ef98a7c8205
---
 .../SystemUI/res/layout-xlarge/status_bar.xml |  5 +-
 .../systemui/statusbar/policy/EventHole.java  | 99 +++++++++++++++++++
 2 files changed, 101 insertions(+), 3 deletions(-)
 create mode 100644 packages/SystemUI/src/com/android/systemui/statusbar/policy/EventHole.java

diff --git a/packages/SystemUI/res/layout-xlarge/status_bar.xml b/packages/SystemUI/res/layout-xlarge/status_bar.xml
index 0533b6f5e66c1..852b72974f37c 100644
--- a/packages/SystemUI/res/layout-xlarge/status_bar.xml
+++ b/packages/SystemUI/res/layout-xlarge/status_bar.xml
@@ -78,15 +78,14 @@
             </LinearLayout>
 
             <!-- fake space bar zone -->
-            <com.android.systemui.statusbar.policy.KeyButtonView android:id="@+id/fake_space_bar"
+            <com.android.systemui.statusbar.policy.EventHole android:id="@+id/fake_space_bar"
                 android:layout_height="match_parent"
-                android:layout_width="match_parent"
+                android:layout_width="0dp"
                 android:paddingLeft="8dip"
                 android:paddingRight="8dip"
                 android:layout_toRightOf="@+id/navigationArea"
                 android:layout_toLeftOf="@+id/notificationArea"
                 android:visibility="gone"
-                systemui:keyCode="62"
                 />
         </RelativeLayout>
     </FrameLayout>
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/EventHole.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/EventHole.java
new file mode 100644
index 0000000000000..47e758c58fe60
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/EventHole.java
@@ -0,0 +1,99 @@
+/*
+ * Copyright (C) 2008 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.systemui.statusbar.policy;
+
+import android.content.Context;
+import android.content.res.TypedArray;
+import android.graphics.Region;
+import android.graphics.drawable.AnimationDrawable;
+import android.graphics.drawable.Drawable;
+import android.os.RemoteException;
+import android.os.SystemClock;
+import android.os.ServiceManager;
+import android.util.AttributeSet;
+import android.util.Slog;
+import android.view.HapticFeedbackConstants;
+import android.view.IWindowManager;
+import android.view.InputDevice;
+import android.view.KeyCharacterMap;
+import android.view.KeyEvent;
+import android.view.MotionEvent;
+import android.view.View;
+import android.view.ViewConfiguration;
+import android.view.ViewTreeObserver;
+import android.widget.RemoteViews.RemoteView;
+
+import com.android.systemui.R;
+
+public class EventHole extends View implements ViewTreeObserver.OnComputeInternalInsetsListener {
+    private static final String TAG = "StatusBar.EventHole";
+
+    private boolean mWindowVis;
+    private int[] mLoc = new int[2];
+
+    public EventHole(Context context, AttributeSet attrs) {
+        this(context, attrs, 0);
+    }
+
+    public EventHole(Context context, AttributeSet attrs, int defStyle) {
+        super(context, attrs);
+    }
+
+    @Override
+    protected void onWindowVisibilityChanged(int visibility) {
+        super.onWindowVisibilityChanged(visibility);
+        mWindowVis = visibility == View.VISIBLE;
+    }
+
+    @Override
+    protected void onAttachedToWindow() {
+        super.onAttachedToWindow();
+        getViewTreeObserver().addOnComputeInternalInsetsListener(this);
+    }
+
+    @Override
+    protected void onDetachedFromWindow() {
+        super.onDetachedFromWindow();
+        getViewTreeObserver().removeOnComputeInternalInsetsListener(this);
+    }
+
+    public void onComputeInternalInsets(ViewTreeObserver.InternalInsetsInfo info) {
+        final boolean visible = isShown() && mWindowVis && getWidth() > 0 && getHeight() > 0;
+        final int[] loc = mLoc;
+        getLocationInWindow(loc);
+        final int l = loc[0];
+        final int r = l + getWidth();
+        final int t = loc[1];
+        final int b = t + getHeight();
+        
+        View top = this;
+        while (top.getParent() instanceof View) {
+            top = (View)top.getParent();
+        }
+
+        if (visible) {
+            info.setTouchableInsets(
+                    ViewTreeObserver.InternalInsetsInfo.TOUCHABLE_INSETS_REGION);
+            info.touchableRegion.set(0, 0, top.getWidth(), top.getHeight());
+            info.touchableRegion.op(l, t, r, b, Region.Op.DIFFERENCE);
+        } else {
+            info.setTouchableInsets(
+                    ViewTreeObserver.InternalInsetsInfo.TOUCHABLE_INSETS_FRAME);
+        }
+    }
+}
+