Ensuring that Launcher always has a search bar. (Bug 10965514)

- Also disabling voice proxy when we are in now (Bug 10915381)

Change-Id: I4ad6392b5139d12b9b298110109b9363ba426cb4

res/layout-port/launcher.xml

@@ -85,6 +85,8 @@
             android:layout_height="match_parent"
             android:visibility="gone" />
 
+        <!-- This is the search bar voice button proxy view.  It allows us to have a larger
+             touch target than the microphone constrained by the search bar bounds. -->
         <com.android.launcher3.DrawableStateProxyView
             android:id="@+id/voice_button_proxy"
             android:layout_width="0dp"

res/layout-port/search_bar.xml

@@ -17,6 +17,8 @@
     xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:launcher="http://schemas.android.com/apk/res-auto/com.android.launcher3"
     style="@style/SearchDropTargetBar"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
     android:background="@drawable/search_frame">
    <!-- Global search icon -->
    <com.android.launcher3.HolographicLinearLayout

src/com/android/launcher3/DynamicGrid.java

@@ -359,14 +359,14 @@ class DeviceProfile {
         boolean hasVerticalBarLayout = isVerticalBarLayout();
 
         // Layout the search bar space
-        View searchBarSpace = launcher.findViewById(R.id.qsb_bar);
-        lp = (FrameLayout.LayoutParams) searchBarSpace.getLayoutParams();
+        View searchBar = launcher.getSearchBar();
+        lp = (FrameLayout.LayoutParams) searchBar.getLayoutParams();
         if (hasVerticalBarLayout) {
             // Vertical search bar
             lp.gravity = Gravity.TOP | Gravity.LEFT;
             lp.width = searchBarSpaceHeightPx;
             lp.height = LayoutParams.MATCH_PARENT;
-            searchBarSpace.setPadding(
+            searchBar.setPadding(
                     0, 2 * edgeMarginPx, 0,
                     2 * edgeMarginPx);
         } else {
@@ -374,19 +374,19 @@ class DeviceProfile {
             lp.gravity = Gravity.TOP | Gravity.CENTER_HORIZONTAL;
             lp.width = searchBarSpaceWidthPx;
             lp.height = searchBarSpaceHeightPx;
-            searchBarSpace.setPadding(
+            searchBar.setPadding(
                     2 * edgeMarginPx,
                     2 * edgeMarginPx,
                     2 * edgeMarginPx, 0);
         }
-        searchBarSpace.setLayoutParams(lp);
+        searchBar.setLayoutParams(lp);
 
         // Layout the search bar
-        View searchBar = launcher.getQsbBar();
-        lp = (FrameLayout.LayoutParams) searchBar.getLayoutParams();
-        lp.width = LayoutParams.MATCH_PARENT;
-        lp.height = LayoutParams.MATCH_PARENT;
-        searchBar.setLayoutParams(lp);
+        View qsbBar = launcher.getQsbBar();
+        LayoutParams vglp = qsbBar.getLayoutParams();
+        vglp.width = LayoutParams.MATCH_PARENT;
+        vglp.height = LayoutParams.MATCH_PARENT;
+        qsbBar.setLayoutParams(vglp);
 
         // Layout the voice proxy
         View voiceButtonProxy = launcher.findViewById(R.id.voice_button_proxy);

src/com/android/launcher3/Launcher.java

@@ -3263,7 +3263,8 @@ public class Launcher extends Activity
 
     public View getQsbBar() {
         if (mQsbBar == null) {
-            mQsbBar = mInflater.inflate(R.layout.qsb_bar, mSearchDropTargetBar);
+            mQsbBar = mInflater.inflate(R.layout.search_bar, mSearchDropTargetBar, false);
+            mSearchDropTargetBar.addView(mQsbBar);
         }
         return mQsbBar;
     }

src/com/android/launcher3/Workspace.java

@@ -1030,12 +1030,14 @@ public class Workspace extends SmoothPagedView
             if (mCustomContentCallbacks != null) {
                 mCustomContentCallbacks.onShow();
                 mCustomContentShowTime = System.currentTimeMillis();
+                mLauncher.setVoiceButtonProxyVisible(false);
             }
         } else if (hasCustomContent() && getNextPage() != 0 && mCustomContentShowing) {
             mCustomContentShowing = false;
             if (mCustomContentCallbacks != null) {
                 mCustomContentCallbacks.onHide();
                 mLauncher.resetQSBScroll();
+                mLauncher.setVoiceButtonProxyVisible(true);
             }
         }
     }