Hide workspace text in multi-window mode.

* Vertically centers workspace icons.
* New iconDisplay value so shortcut text is not overriden.

Bug: 32176631

Change-Id: I86753bab5b24aafc417e0f77d8c471fc4c0dc7f0

res/values/attrs.xml

@@ -27,6 +27,7 @@
             <enum name="all_apps" value="1" />
             <enum name="folder" value="2" />
             <enum name="widget_section" value="3" />
+            <enum name="shortcut_popup" value="4" />
         </attr>
         <attr name="deferShadowGeneration" format="boolean" />
         <attr name="customShadows" format="boolean" />

res/values/styles.xml

@@ -108,6 +108,7 @@
         <item name="android:shadowRadius">0</item>
         <item name="customShadows">false</item>
         <item name="layoutHorizontal">true</item>
+        <item name="iconDisplay">shortcut_popup</item>
         <item name="iconSizeOverride">@dimen/deep_shortcut_icon_size</item>
     </style>
 

src/com/android/launcher3/CellLayout.java

@@ -618,7 +618,9 @@ public class CellLayout extends ViewGroup implements BubbleTextShadowHandler {
 
     public void setIsHotseat(boolean isHotseat) {
         mIsHotseat = isHotseat;
-        mShortcutsAndWidgets.setIsHotseat(isHotseat);
+        mShortcutsAndWidgets.setContainerType(isHotseat
+                ? ShortcutAndWidgetContainer.HOTSEAT
+                : ShortcutAndWidgetContainer.DEFAULT);
     }
 
     public boolean isHotseat() {

src/com/android/launcher3/DeviceProfile.java

@@ -207,7 +207,15 @@ public class DeviceProfile {
         // In multi-window mode, we can have widthPx = availableWidthPx
         // and heightPx = availableHeightPx because Launcher uses the InvariantDeviceProfiles'
         // widthPx and heightPx values where it's needed.
-        return new DeviceProfile(context, inv, mwSize, mwSize, mwSize.x, mwSize.y, isLandscape);
+        DeviceProfile profile = new DeviceProfile(context, inv, mwSize, mwSize, mwSize.x, mwSize.y,
+                isLandscape);
+
+        // Hide labels on the workspace.
+        profile.iconTextSizePx = 0;
+        profile.cellHeightPx = profile.iconSizePx + profile.iconDrawablePaddingPx
+                + Utilities.calculateTextHeight(profile.iconTextSizePx);
+
+        return profile;
     }
 
     public void addLauncherLayoutChangedListener(LauncherLayoutChangeListener listener) {

src/com/android/launcher3/ShortcutAndWidgetContainer.java

@@ -18,13 +18,25 @@ package com.android.launcher3;
 
 import android.app.WallpaperManager;
 import android.content.Context;
-import android.graphics.Paint;
 import android.graphics.Rect;
+import android.support.annotation.IntDef;
 import android.view.View;
 import android.view.ViewGroup;
 
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+
 public class ShortcutAndWidgetContainer extends ViewGroup {
-    static final String TAG = "CellLayoutChildren";
+    static final String TAG = "ShortcutAndWidgetContainer";
+
+    @Retention(RetentionPolicy.SOURCE)
+    @IntDef({DEFAULT, HOTSEAT, FOLDER})
+    public @interface ContainerType{}
+    public static final int DEFAULT = 0;
+    public static final int HOTSEAT = 1;
+    public static final int FOLDER = 2;
+
+    private int mContainerType = DEFAULT;
 
     // These are temporary variables to prevent having to allocate a new object just to
     // return an (x, y) value from helper functions. Do NOT use them to maintain other state.
@@ -32,8 +44,6 @@ public class ShortcutAndWidgetContainer extends ViewGroup {
 
     private final WallpaperManager mWallpaperManager;
 
-    private boolean mIsHotseatLayout;
-
     private int mCellWidth;
     private int mCellHeight;
 
@@ -101,20 +111,19 @@ public class ShortcutAndWidgetContainer extends ViewGroup {
         mInvertIfRtl = invert;
     }
 
-    public void setIsHotseat(boolean isHotseat) {
-        mIsHotseatLayout = isHotseat;
-    }
-
-    int getCellContentWidth() {
-        final DeviceProfile grid = mLauncher.getDeviceProfile();
-        return Math.min(getMeasuredHeight(), mIsHotseatLayout ?
-                grid.hotseatCellWidthPx: grid.cellWidthPx);
+    public void setContainerType(@ContainerType int containerType) {
+        mContainerType = containerType;
     }
 
     int getCellContentHeight() {
         final DeviceProfile grid = mLauncher.getDeviceProfile();
-        return Math.min(getMeasuredHeight(), mIsHotseatLayout ?
-                grid.hotseatCellHeightPx : grid.cellHeightPx);
+        int cellContentHeight = grid.cellHeightPx;
+        if (mContainerType == HOTSEAT) {
+            cellContentHeight = grid.hotseatCellHeightPx;
+        } else if (mContainerType == FOLDER) {
+            cellContentHeight = grid.folderCellHeightPx;
+        }
+        return Math.min(getMeasuredHeight(), cellContentHeight);
     }
 
     public void measureChild(View child) {

src/com/android/launcher3/folder/FolderPagedView.java

@@ -256,6 +256,7 @@ public class FolderPagedView extends PagedView {
         CellLayout page = new CellLayout(getContext());
         page.setCellDimensions(grid.folderCellWidthPx, grid.folderCellHeightPx);
         page.getShortcutsAndWidgets().setMotionEventSplittingEnabled(false);
+        page.getShortcutsAndWidgets().setContainerType(ShortcutAndWidgetContainer.FOLDER);
         page.setImportantForAccessibility(IMPORTANT_FOR_ACCESSIBILITY_NO);
         page.setInvertIfRtl(true);
         page.setGridSize(mGridCountX, mGridCountY);