1 files changed, 101 insertions, 0 deletions
diff --git a/src/org/cyanogenmod/wallpapers/photophase/AndroidHelper.java b/src/org/cyanogenmod/wallpapers/photophase/AndroidHelper.java
new file mode 100644
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+++ b/src/org/cyanogenmod/wallpapers/photophase/AndroidHelper.java
@@ -0,0 +1,101 @@
+/*
+ * Copyright (C) 2013 The CyanogenMod 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 org.cyanogenmod.wallpapers.photophase;
+
+import android.app.Activity;
+import android.content.Context;
+import android.content.res.Configuration;
+import android.content.res.Resources;
+import android.provider.Settings;
+import android.util.DisplayMetrics;
+import android.view.ViewConfiguration;
+
+/**
+ * A helper class with useful methods for deal with android.
+ */
+public final class AndroidHelper {
+
+    /**
+     * Method that returns if the device is a tablet
+     *
+     * @param ctx The current context
+     * @return boolean If device is a table
+     */
+    public static boolean isTablet(Context ctx) {
+        Configuration configuration = ctx.getResources().getConfiguration();
+        return (configuration.screenLayout & Configuration.SCREENLAYOUT_SIZE_MASK)
+                    >= Configuration.SCREENLAYOUT_SIZE_LARGE;
+    }
+
+    /**
+    * Method that returns if an option menu has to be displayed
+    *
+    * @param ctx The current context
+    * @return boolean If an option menu has to be displayed
+    */
+    public static boolean showOptionsMenu(Context ctx) {
+        // Show overflow button?
+        return !ViewConfiguration.get(ctx).hasPermanentMenuKey();
+    }
+
+    /**
+     * This method converts dp unit to equivalent device specific value in pixels.
+     *
+     * @param ctx The current context
+     * @param dp A value in dp (Device independent pixels) unit
+     * @return float A float value to represent Pixels equivalent to dp according to device
+     */
+    public static float convertDpToPixel(Context ctx, float dp) {
+        Resources resources = ctx.getResources();
+        DisplayMetrics metrics = resources.getDisplayMetrics();
+        return dp * (metrics.densityDpi / 160f);
+    }
+
+    /**
+     * This method converts device specific pixels to device independent pixels.
+     *
+     * @param ctx The current context
+     * @param px A value in px (pixels) unit
+     * @return A float value to represent dp equivalent to px value
+     */
+    public static float convertPixelsToDp(Context ctx, float px) {
+        Resources resources = ctx.getResources();
+        DisplayMetrics metrics = resources.getDisplayMetrics();
+        return px / (metrics.densityDpi / 160f);
+    }
+
+    /**
+     * Calculate the dimension of the status bar
+     *
+     * @param context The current context
+     * @return The height of the status bar
+     */
+    public static int calculateStatusBarHeight(Context context) {
+        // CyanogenMod specific featured (DO NOT RELAY IN INTERNAL VARS)
+        boolean hiddenStatusBar =
+                Settings.System.getInt(context.getContentResolver(), "expanded_desktop_state", 0) == 1 &&
+                Settings.System.getInt(context.getContentResolver(), "expanded_desktop_style", 0) == 2;
+        int result = 0;
+        if (!hiddenStatusBar && !(context instanceof Activity)) {
+            int resourceId = context.getResources().getIdentifier("status_bar_height", "dimen", "android");
+            if (resourceId > 0) {
+                result = context.getResources().getDimensionPixelSize(resourceId);
+            }
+        }
+        return result;
+    }
+}