diff --git a/src/com/android/launcher3/DeviceProfile.java b/src/com/android/launcher3/DeviceProfile.java
index 3d2d7cf..d098b8c 100644
--- a/src/com/android/launcher3/DeviceProfile.java
+++ b/src/com/android/launcher3/DeviceProfile.java
@@ -213,7 +213,7 @@
         // Add a bit of space between nav bar and hotseat in multi-window vertical bar layout.
         hotseatBarSidePaddingStartPx = isMultiWindowMode && isVerticalBarLayout()
                 ? edgeMarginPx : 0;
-        hotseatBarSizePx = Utilities.pxFromDp(inv.iconSize, dm) + (isVerticalBarLayout()
+        hotseatBarSizePx = ResourceUtils.pxFromDp(inv.iconSize, dm) + (isVerticalBarLayout()
                 ? (hotseatBarSidePaddingStartPx + hotseatBarSidePaddingEndPx)
                 : (res.getDimensionPixelSize(R.dimen.dynamic_grid_hotseat_extra_vertical_size)
                         + hotseatBarTopPaddingPx + hotseatBarBottomPaddingPx));
@@ -319,7 +319,7 @@
         // Workspace
         final boolean isVerticalLayout = isVerticalBarLayout();
         float invIconSizePx = isVerticalLayout ? inv.landscapeIconSize : inv.iconSize;
-        iconSizePx = Math.max(1, (int) (Utilities.pxFromDp(invIconSizePx, dm) * scale));
+        iconSizePx = Math.max(1, (int) (ResourceUtils.pxFromDp(invIconSizePx, dm) * scale));
         iconTextSizePx = (int) (Utilities.pxFromSp(inv.iconTextSize, dm) * scale);
         iconDrawablePaddingPx = (int) (iconDrawablePaddingOriginalPx * scale);
 
@@ -399,7 +399,7 @@
     }
 
     private void updateFolderCellSize(float scale, DisplayMetrics dm, Resources res) {
-        folderChildIconSizePx = (int) (Utilities.pxFromDp(inv.iconSize, dm) * scale);
+        folderChildIconSizePx = (int) (ResourceUtils.pxFromDp(inv.iconSize, dm) * scale);
         folderChildTextSizePx =
                 (int) (res.getDimensionPixelSize(R.dimen.folder_child_text_size) * scale);
 
diff --git a/src/com/android/launcher3/InvariantDeviceProfile.java b/src/com/android/launcher3/InvariantDeviceProfile.java
index 819a551..8a8a2fb 100644
--- a/src/com/android/launcher3/InvariantDeviceProfile.java
+++ b/src/com/android/launcher3/InvariantDeviceProfile.java
@@ -210,7 +210,7 @@
         iconSize = interpolatedDisplayOption.iconSize;
         iconShapePath = getIconShapePath(context);
         landscapeIconSize = interpolatedDisplayOption.landscapeIconSize;
-        iconBitmapSize = Utilities.pxFromDp(iconSize, dm);
+        iconBitmapSize = ResourceUtils.pxFromDp(iconSize, dm);
         iconTextSize = interpolatedDisplayOption.iconTextSize;
         fillResIconDpi = getLauncherIconDensity(iconBitmapSize);
 
diff --git a/src/com/android/launcher3/ResourceUtils.java b/src/com/android/launcher3/ResourceUtils.java
new file mode 100644
index 0000000..8df3290
--- /dev/null
+++ b/src/com/android/launcher3/ResourceUtils.java
@@ -0,0 +1,45 @@
+/*
+ * Copyright (C) 2019 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.launcher3;
+
+import android.content.res.Resources;
+import android.util.DisplayMetrics;
+import android.util.TypedValue;
+
+public class ResourceUtils {
+    public static final String NAVBAR_VERTICAL_SIZE = "navigation_bar_frame_height";
+    public static final String NAVBAR_HORIZONTAL_SIZE = "navigation_bar_width";
+
+    public static int getNavbarSize(String resName, Resources res) {
+        return getDimenByName(resName, res, 48);
+    }
+
+    private static int getDimenByName(String resName, Resources res, int defaultValue) {
+        final int frameSize;
+        final int frameSizeResID = res.getIdentifier(resName, "dimen", "android");
+        if (frameSizeResID != 0) {
+            frameSize = res.getDimensionPixelSize(frameSizeResID);
+        } else {
+            frameSize = pxFromDp(defaultValue, res.getDisplayMetrics());
+        }
+        return frameSize;
+    }
+
+    public static int pxFromDp(float size, DisplayMetrics metrics) {
+        return Math.round(TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, size, metrics));
+    }
+}
diff --git a/src/com/android/launcher3/Utilities.java b/src/com/android/launcher3/Utilities.java
index 35b967f..5cfd95c 100644
--- a/src/com/android/launcher3/Utilities.java
+++ b/src/com/android/launcher3/Utilities.java
@@ -477,10 +477,7 @@
         float densityRatio = (float) metrics.densityDpi / DisplayMetrics.DENSITY_DEFAULT;
         return (size / densityRatio);
     }
-    public static int pxFromDp(float size, DisplayMetrics metrics) {
-        return (int) Math.round(TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP,
-                size, metrics));
-    }
+
     public static int pxFromSp(float size, DisplayMetrics metrics) {
         return (int) Math.round(TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_SP,
                 size, metrics));
diff --git a/src/com/android/launcher3/folder/FolderAnimationManager.java b/src/com/android/launcher3/folder/FolderAnimationManager.java
index 2450039..0e2ddd4 100644
--- a/src/com/android/launcher3/folder/FolderAnimationManager.java
+++ b/src/com/android/launcher3/folder/FolderAnimationManager.java
@@ -39,6 +39,7 @@
 import com.android.launcher3.CellLayout;
 import com.android.launcher3.Launcher;
 import com.android.launcher3.R;
+import com.android.launcher3.ResourceUtils;
 import com.android.launcher3.ShortcutAndWidgetContainer;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.anim.PropertyResetListener;
@@ -165,7 +166,7 @@
                 Math.round((totalOffsetX + initialSize) / initialScale),
                 Math.round((paddingOffsetY + initialSize) / initialScale));
         Rect endRect = new Rect(0, 0, lp.width, lp.height);
-        float finalRadius = Utilities.pxFromDp(2, mContext.getResources().getDisplayMetrics());
+        float finalRadius = ResourceUtils.pxFromDp(2, mContext.getResources().getDisplayMetrics());
 
         // Create the animators.
         AnimatorSet a = new AnimatorSet();
diff --git a/src/com/android/launcher3/graphics/WorkspaceAndHotseatScrim.java b/src/com/android/launcher3/graphics/WorkspaceAndHotseatScrim.java
index 66f9dbf..c0aa75f 100644
--- a/src/com/android/launcher3/graphics/WorkspaceAndHotseatScrim.java
+++ b/src/com/android/launcher3/graphics/WorkspaceAndHotseatScrim.java
@@ -43,7 +43,7 @@
 import com.android.launcher3.CellLayout;
 import com.android.launcher3.Launcher;
 import com.android.launcher3.R;
-import com.android.launcher3.Utilities;
+import com.android.launcher3.ResourceUtils;
 import com.android.launcher3.Workspace;
 import com.android.launcher3.uioverrides.WallpaperColorInfo;
 import com.android.launcher3.util.Themes;
@@ -148,7 +148,7 @@
         mLauncher = Launcher.getLauncher(view.getContext());
         mWallpaperColorInfo = WallpaperColorInfo.getInstance(mLauncher);
 
-        mMaskHeight = Utilities.pxFromDp(ALPHA_MASK_BITMAP_DP,
+        mMaskHeight = ResourceUtils.pxFromDp(ALPHA_MASK_BITMAP_DP,
                 view.getResources().getDisplayMetrics());
         mTopScrim = Themes.getAttrDrawable(view.getContext(), R.attr.workspaceStatusBarScrim);
         mBottomMask = mTopScrim == null ? null : createDitheredAlphaMask();
@@ -297,8 +297,8 @@
 
     public Bitmap createDitheredAlphaMask() {
         DisplayMetrics dm = mLauncher.getResources().getDisplayMetrics();
-        int width = Utilities.pxFromDp(ALPHA_MASK_WIDTH_DP, dm);
-        int gradientHeight = Utilities.pxFromDp(ALPHA_MASK_HEIGHT_DP, dm);
+        int width = ResourceUtils.pxFromDp(ALPHA_MASK_WIDTH_DP, dm);
+        int gradientHeight = ResourceUtils.pxFromDp(ALPHA_MASK_HEIGHT_DP, dm);
         Bitmap dst = Bitmap.createBitmap(width, mMaskHeight, Bitmap.Config.ALPHA_8);
         Canvas c = new Canvas(dst);
         Paint paint = new Paint(Paint.DITHER_FLAG);
diff --git a/src/com/android/launcher3/widget/WidgetsBottomSheet.java b/src/com/android/launcher3/widget/WidgetsBottomSheet.java
index 3e2c0ae..a7078a2 100644
--- a/src/com/android/launcher3/widget/WidgetsBottomSheet.java
+++ b/src/com/android/launcher3/widget/WidgetsBottomSheet.java
@@ -36,7 +36,7 @@
 import com.android.launcher3.ItemInfo;
 import com.android.launcher3.LauncherAppState;
 import com.android.launcher3.R;
-import com.android.launcher3.Utilities;
+import com.android.launcher3.ResourceUtils;
 import com.android.launcher3.anim.Interpolators;
 import com.android.launcher3.model.WidgetItem;
 import com.android.launcher3.util.PackageUserKey;
@@ -126,7 +126,7 @@
             // Otherwise, add an empty view to the start as padding (but still scroll edge to edge).
             View leftPaddingView = LayoutInflater.from(getContext()).inflate(
                     R.layout.widget_list_divider, widgetRow, false);
-            leftPaddingView.getLayoutParams().width = Utilities.pxFromDp(
+            leftPaddingView.getLayoutParams().width = ResourceUtils.pxFromDp(
                     16, getResources().getDisplayMetrics());
             widgetCells.addView(leftPaddingView, 0);
         }