1 files changed, 50 insertions, 0 deletions
diff --git a/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/common/layout/RadioGroupRule.java b/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/common/layout/RadioGroupRule.java
new file mode 100644
index 000000000..c9aa20768
--- /dev/null
+++ b/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/common/layout/RadioGroupRule.java
@@ -0,0 +1,50 @@
+/*
+ * Copyright (C) 2011 The Android Open Source Project
+ *
+ * Licensed under the Eclipse Public License, Version 1.0 (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.eclipse.org/org/documents/epl-v10.php
+ *
+ * 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.ide.common.layout;
+
+import static com.android.SdkConstants.ATTR_CHECKED;
+import static com.android.SdkConstants.ATTR_ID;
+import static com.android.SdkConstants.VALUE_TRUE;
+
+
+import com.android.SdkConstants;
+import static com.android.SdkConstants.ANDROID_URI;
+import com.android.annotations.NonNull;
+import com.android.ide.common.api.INode;
+import com.android.ide.common.api.IViewRule;
+import com.android.ide.common.api.InsertType;
+
+/**
+ * An {@link IViewRule} for android.widget.RadioGroup which initializes the radio group
+ * with some radio buttons
+ */
+public class RadioGroupRule extends LinearLayoutRule {
+    @Override
+    public void onCreate(@NonNull INode node, @NonNull INode parent,
+            @NonNull InsertType insertType) {
+        super.onCreate(node, parent, insertType);
+
+        if (insertType.isCreate()) {
+            for (int i = 0; i < 3; i++) {
+                INode handle = node.appendChild(SdkConstants.FQCN_RADIO_BUTTON);
+                handle.setAttribute(ANDROID_URI, ATTR_ID, String.format("@+id/radio%d", i));
+                if (i == 0) {
+                    handle.setAttribute(ANDROID_URI, ATTR_CHECKED, VALUE_TRUE);
+                }
+            }
+        }
+    }
+}