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/*
* 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.ANDROID_URI;
import static com.android.SdkConstants.ATTR_NAME;
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 the special XML {@code <fragment>} tag.
*/
public class FragmentRule extends BaseViewRule {
@Override
public void onCreate(@NonNull INode node, @NonNull INode parent,
@NonNull InsertType insertType) {
// When dropping a fragment tag, ask the user which class to use.
if (insertType == InsertType.CREATE) { // NOT InsertType.CREATE_PREVIEW
String fqcn = mRulesEngine.displayFragmentSourceInput();
if (fqcn != null) {
node.editXml("Add Fragment",
new PropertySettingNodeHandler(ANDROID_URI, ATTR_NAME,
fqcn.length() > 0 ? fqcn : null));
} else {
// Remove the view; the insertion was canceled
parent.removeChild(node);
}
}
}
}
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