From dc10030581d6eec1c96acd62ed511f91d25d73a1 Mon Sep 17 00:00:00 2001
From: Joe Onorato <joeo@google.com>
Date: Tue, 11 Jan 2011 17:07:41 -0800
Subject: The status bar half of making the status bar resize when hdmi is
 plugged in.

Change-Id: Ia349413774ba709fb3242780671c7b459850f4a4
---
 packages/SystemUI/res/layout-xlarge/status_bar.xml |   6 +-
 .../com/android/systemui/statusbar/StatusBar.java  |   4 +-
 .../systemui/statusbar/phone/PhoneStatusBar.java   |   8 +-
 .../systemui/statusbar/tablet/HeightReceiver.java  | 103 +++++++++++++++++++++
 .../statusbar/tablet/NotificationPanel.java        |   6 --
 .../systemui/statusbar/tablet/TabletStatusBar.java |  40 ++++++--
 6 files changed, 149 insertions(+), 18 deletions(-)
 create mode 100644 packages/SystemUI/src/com/android/systemui/statusbar/tablet/HeightReceiver.java

(limited to 'packages')

diff --git a/packages/SystemUI/res/layout-xlarge/status_bar.xml b/packages/SystemUI/res/layout-xlarge/status_bar.xml
index 0eaf08e..0533b6f 100644
--- a/packages/SystemUI/res/layout-xlarge/status_bar.xml
+++ b/packages/SystemUI/res/layout-xlarge/status_bar.xml
@@ -25,7 +25,8 @@
     <FrameLayout
         android:id="@+id/bar_contents_holder"
         android:layout_width="match_parent"
-        android:layout_height="match_parent"
+        android:layout_height="@*android:dimen/status_bar_height"
+        android:layout_gravity="bottom"
         >
         <RelativeLayout
             android:id="@+id/bar_contents"
@@ -93,7 +94,8 @@
     <FrameLayout
         android:id="@+id/bar_shadow_holder"
         android:layout_width="match_parent"
-        android:layout_height="match_parent"
+        android:layout_height="@*android:dimen/status_bar_height"
+        android:layout_gravity="bottom"
         >
         <!-- lights out shade -->
         <RelativeLayout
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/StatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/StatusBar.java
index 472a225..8fca759 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/StatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/StatusBar.java
@@ -52,6 +52,7 @@ public abstract class StatusBar extends SystemUI implements CommandQueue.Callbac
     // Up-call methods
     protected abstract View makeStatusBarView();
     protected abstract int getStatusBarGravity();
+    public abstract int getStatusBarHeight();
 
     private DoNotDisturb mDoNotDisturb;
 
@@ -104,8 +105,7 @@ public abstract class StatusBar extends SystemUI implements CommandQueue.Callbac
         }
 
         // Put up the view
-        final Resources res = mContext.getResources();
-        final int height= res.getDimensionPixelSize(com.android.internal.R.dimen.status_bar_height);
+        final int height = getStatusBarHeight();
 
         final WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
                 ViewGroup.LayoutParams.MATCH_PARENT,
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
index 0d6c5f6..132433b 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
@@ -287,9 +287,13 @@ public class PhoneStatusBar extends StatusBar {
         return Gravity.TOP | Gravity.FILL_HORIZONTAL;
     }
 
-    private void addIntruderView() {
+    public int getStatusBarHeight() {
         final Resources res = mContext.getResources();
-        final int height= res.getDimensionPixelSize(com.android.internal.R.dimen.status_bar_height);
+        return res.getDimensionPixelSize(com.android.internal.R.dimen.status_bar_height);
+    }
+
+    private void addIntruderView() {
+        final int height = getStatusBarHeight();
 
         WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
                 ViewGroup.LayoutParams.MATCH_PARENT,
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/tablet/HeightReceiver.java b/packages/SystemUI/src/com/android/systemui/statusbar/tablet/HeightReceiver.java
new file mode 100644
index 0000000..5616159
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/tablet/HeightReceiver.java
@@ -0,0 +1,103 @@
+/*
+ * Copyright (C) 2011 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.tablet;
+
+import java.util.ArrayList;
+
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.content.res.Resources;
+import android.util.DisplayMetrics;
+import android.util.Slog;
+import android.view.View;
+import android.view.WindowManager;
+import android.view.WindowManagerImpl;
+import android.view.WindowManagerPolicy;
+
+public class HeightReceiver extends BroadcastReceiver {
+    private static final String TAG = "StatusBar.HeightReceiver";
+
+    public interface OnBarHeightChangedListener {
+        public void onBarHeightChanged(int height);
+    }
+
+    Context mContext;
+    ArrayList<OnBarHeightChangedListener> mListeners = new ArrayList<OnBarHeightChangedListener>();
+    WindowManager mWindowManager;
+    int mHeight;
+
+    public HeightReceiver(Context context) {
+        mContext = context;
+        mWindowManager = WindowManagerImpl.getDefault();
+    }
+
+    public void addOnBarHeightChangedListener(OnBarHeightChangedListener l) {
+        mListeners.add(l);
+        l.onBarHeightChanged(mHeight);
+    }
+
+    public void removeOnBarHeightChangedListener(OnBarHeightChangedListener l) {
+        mListeners.remove(l);
+    }
+
+    @Override
+    public void onReceive(Context context, Intent intent) {
+        final boolean plugged
+                = intent.getBooleanExtra(WindowManagerPolicy.EXTRA_HDMI_PLUGGED_STATE, false);
+        setPlugged(plugged);
+    }
+
+    public void registerReceiver() {
+        final IntentFilter filter = new IntentFilter();
+        filter.addAction(WindowManagerPolicy.ACTION_HDMI_PLUGGED);
+        final Intent val = mContext.registerReceiver(this, filter);
+        onReceive(mContext, val);
+    }
+
+    private void setPlugged(boolean plugged) {
+        final Resources res = mContext.getResources();
+
+        Slog.d(TAG, "plugged=" + plugged);
+        int height = -1;
+        if (plugged) {
+            final DisplayMetrics metrics = new DisplayMetrics();
+            mWindowManager.getDefaultDisplay().getMetrics(metrics);
+            Slog.d(TAG, "metrics=" + metrics);
+            height = metrics.heightPixels - 720;
+        }
+
+        final int minHeight
+                = res.getDimensionPixelSize(com.android.internal.R.dimen.status_bar_height);
+        if (height < minHeight) {
+            height = minHeight;
+        }
+        Slog.d(TAG, "using height=" + height + " old=" + mHeight);
+        mHeight = height;
+
+        final int N = mListeners.size();
+        for (int i=0; i<N; i++) {
+            mListeners.get(i).onBarHeightChanged(height);
+        }
+    }
+
+    public int getHeight() {
+        return mHeight;
+    }
+}
+
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/tablet/NotificationPanel.java b/packages/SystemUI/src/com/android/systemui/statusbar/tablet/NotificationPanel.java
index 3201d06..ffbc0e3 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/tablet/NotificationPanel.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/tablet/NotificationPanel.java
@@ -58,7 +58,6 @@ public class NotificationPanel extends RelativeLayout implements StatusBarPanel,
     ViewGroup mContentParent;
 
     Choreographer mChoreo = new Choreographer();
-    int mStatusBarHeight;
 
     public NotificationPanel(Context context, AttributeSet attrs) {
         this(context, attrs, 0);
@@ -66,11 +65,6 @@ public class NotificationPanel extends RelativeLayout implements StatusBarPanel,
 
     public NotificationPanel(Context context, AttributeSet attrs, int defStyle) {
         super(context, attrs, defStyle);
-
-        final Resources res = context.getResources();
-
-        mStatusBarHeight = res.getDimensionPixelSize(
-                com.android.internal.R.dimen.status_bar_height);
     }
 
     @Override
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/tablet/TabletStatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/tablet/TabletStatusBar.java
index cd39d71..f858f61 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/tablet/TabletStatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/tablet/TabletStatusBar.java
@@ -74,7 +74,8 @@ import com.android.systemui.statusbar.policy.BatteryController;
 import com.android.systemui.statusbar.policy.NetworkController;
 import com.android.systemui.recent.RecentApplicationsActivity;
 
-public class TabletStatusBar extends StatusBar {
+public class TabletStatusBar extends StatusBar implements
+        HeightReceiver.OnBarHeightChangedListener {
     public static final boolean DEBUG = false;
     public static final String TAG = "TabletStatusBar";
 
@@ -97,7 +98,9 @@ public class TabletStatusBar extends StatusBar {
 
     public static final int LIGHTS_ON_DELAY = 5000;
 
-    int mBarHeight = -1;
+    // The height of the bar, as definied by the build.  It may be taller if we're plugged
+    // into hdmi.
+    int mNaturalBarHeight = -1;
     int mIconSize = -1;
     int mIconHPadding = -1;
 
@@ -134,6 +137,7 @@ public class TabletStatusBar extends StatusBar {
 
     ViewGroup mPile;
 
+    HeightReceiver mHeightReceiver;
     BatteryController mBatteryController;
     NetworkController mNetworkController;
 
@@ -269,15 +273,15 @@ public class TabletStatusBar extends StatusBar {
     }
 
     @Override
-    protected void onConfigurationChanged (Configuration newConfig) {
+    protected void onConfigurationChanged(Configuration newConfig) {
         loadDimens();
     }
 
     protected void loadDimens() {
         final Resources res = mContext.getResources();
 
-        mBarHeight = res.getDimensionPixelSize(
-            com.android.internal.R.dimen.status_bar_height);
+        mNaturalBarHeight = res.getDimensionPixelSize(
+                com.android.internal.R.dimen.status_bar_height);
 
         int newIconSize = res.getDimensionPixelSize(
             com.android.internal.R.dimen.status_bar_icon_size);
@@ -298,6 +302,10 @@ public class TabletStatusBar extends StatusBar {
         mWindowManager = IWindowManager.Stub.asInterface(
                 ServiceManager.getService(Context.WINDOW_SERVICE));
 
+        // This guy will listen for HDMI plugged broadcasts so we can resize the
+        // status bar as appropriate.
+        mHeightReceiver = new HeightReceiver(mContext);
+        mHeightReceiver.registerReceiver();
         loadDimens();
 
         final TabletStatusBarView sb = (TabletStatusBarView)View.inflate(
@@ -408,13 +416,33 @@ public class TabletStatusBar extends StatusBar {
         ScrollView scroller = (ScrollView)mPile.getParent();
         scroller.setFillViewport(true);
 
+        mHeightReceiver.addOnBarHeightChangedListener(this);
+
         return sb;
     }
 
+    public int getStatusBarHeight() {
+        return mHeightReceiver.getHeight();
+    }
+
     protected int getStatusBarGravity() {
         return Gravity.BOTTOM | Gravity.FILL_HORIZONTAL;
     }
 
+    public void onBarHeightChanged(int height) {
+        final WindowManager.LayoutParams lp
+                = (WindowManager.LayoutParams)mStatusBarView.getLayoutParams();
+        if (lp == null) {
+            // haven't been added yet
+            return;
+        }
+        if (lp.height != height) {
+            lp.height = height;
+            final WindowManager wm = WindowManagerImpl.getDefault();
+            wm.updateViewLayout(mStatusBarView, lp);
+        }
+    }
+
     private class H extends Handler {
         public void handleMessage(Message m) {
             switch (m.what) {
@@ -1048,7 +1076,7 @@ public class TabletStatusBar extends StatusBar {
         if (mIconLayout == null) return;
 
         final LinearLayout.LayoutParams params
-            = new LinearLayout.LayoutParams(mIconSize + 2*mIconHPadding, mBarHeight);
+            = new LinearLayout.LayoutParams(mIconSize + 2*mIconHPadding, mNaturalBarHeight);
 
         int N = mNotns.size();
 
-- 
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