1 files changed, 74 insertions, 0 deletions
diff --git a/src/com/android/launcher3/widget/WidgetRowView.java b/src/com/android/launcher3/widget/WidgetRowView.java
new file mode 100644
index 000000000..05760ae48
--- /dev/null
+++ b/src/com/android/launcher3/widget/WidgetRowView.java
@@ -0,0 +1,74 @@
+/*
+ * Copyright (C) 2015 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.widget;
+
+import android.content.Context;
+import android.content.res.Resources;
+import android.util.AttributeSet;
+import android.widget.LinearLayout;
+
+
+import com.android.launcher3.DeviceProfile;
+import com.android.launcher3.DynamicGrid;
+import com.android.launcher3.LauncherAppState;
+
+/**
+ * Represents the individual cell of the widget inside the widget tray.
+ */
+public class WidgetRowView extends LinearLayout {
+
+    private static final int PRESET_INDENT_SIZE_TABLET = 56;
+
+    /** Widget row width is calculated by multiplying this factor to grid cell width. */
+    private static final float HEIGHT_SCALE = 2.8f;
+
+    static int sIndent = 0;
+    static int sHeight = 0;
+
+    public WidgetRowView(Context context) {
+        this(context, null);
+    }
+
+    public WidgetRowView(Context context, AttributeSet attrs) {
+        this(context, attrs, 0);
+    }
+
+    public WidgetRowView(Context context, AttributeSet attrs, int defStyle) {
+        super(context, attrs, defStyle);
+        setContainerHeight();
+        setWillNotDraw(false);
+        setClipToPadding(false);
+        setAccessibilityDelegate(LauncherAppState.getInstance().getAccessibilityDelegate());
+    }
+
+    /**
+     * Sets the widget cell container size based on the physical dimension of the device.
+     */
+    private void setContainerHeight() {
+        // Do nothing if already set
+        if (sHeight > 0) {
+            return;
+        }
+
+        Resources r = getResources();
+        DeviceProfile profile = LauncherAppState.getInstance().getDynamicGrid().getDeviceProfile();
+        if (profile.isLargeTablet || profile.isTablet) {
+            sIndent = DynamicGrid.pxFromDp(PRESET_INDENT_SIZE_TABLET, r.getDisplayMetrics());
+        }
+        sHeight = (int) (profile.cellWidthPx * HEIGHT_SCALE);
+    }
+}