Moved updateRefreshMenuItem into core package

2 files changed, 46 insertions, 0 deletions

diff --git a/core/src/main/java/de/danoeh/antennapod/core/menuhandler/MenuItemUtils.java b/core/src/main/java/de/danoeh/antennapod/core/menuhandler/MenuItemUtils.java
new file mode 100644
index 000000000..b8d17bcce
--- /dev/null
+++ b/core/src/main/java/de/danoeh/antennapod/core/menuhandler/MenuItemUtils.java
@@ -0,0 +1,38 @@
+package de.danoeh.antennapod.core.menuhandler;
+
+import android.support.v4.view.MenuItemCompat;
+import android.view.Menu;
+import android.view.MenuItem;
+
+import de.danoeh.antennapod.core.R;
+
+/**
+ * Utilities for menu items
+ */
+public class MenuItemUtils {
+
+    /**
+     * Changes the appearance of a MenuItem depending on whether the given UpdateRefreshMenuItemChecker
+     * is refreshing or not. If it returns true, the menu item will be replaced by an indeterminate progress
+     * bar, otherwise nothing will happen.
+     *
+     * @param menu    The menu that the MenuItem belongs to
+     * @param resId   The id of the MenuItem
+     * @param checker Is used for checking whether to show the progress indicator or not.
+     * @return The returned value of the UpdateRefreshMenuItemChecker's isRefreshing() method.
+     */
+    public static boolean updateRefreshMenuItem(Menu menu, int resId, UpdateRefreshMenuItemChecker checker) {
+        // expand actionview if feeds are being downloaded, collapse otherwise
+        if (checker.isRefreshing()) {
+            MenuItem refreshItem = menu.findItem(resId);
+            MenuItemCompat.setActionView(refreshItem, R.layout.refresh_action_view);
+            return true;
+        } else {
+            return false;
+        }
+    }
+
+    public static interface UpdateRefreshMenuItemChecker {
+        public boolean isRefreshing();
+    }
+}
diff --git a/core/src/main/res/layout/refresh_action_view.xml b/core/src/main/res/layout/refresh_action_view.xml
new file mode 100644
index 000000000..66148a553
--- /dev/null
+++ b/core/src/main/res/layout/refresh_action_view.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<ProgressBar xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="wrap_content"
+    android:layout_height="wrap_content"
+    android:layout_gravity="end"
+    android:indeterminateOnly="true">
+
+</ProgressBar>
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