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/*
* Copyright (C) 2008 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.eclipse.adt.internal.editors.otherxml;
import com.android.annotations.NonNull;
import com.android.annotations.Nullable;
import com.android.ide.eclipse.adt.AdtConstants;
import com.android.ide.eclipse.adt.AdtPlugin;
import com.android.ide.eclipse.adt.internal.editors.common.CommonXmlDelegate;
import com.android.ide.eclipse.adt.internal.editors.common.CommonXmlEditor;
import com.android.ide.eclipse.adt.internal.editors.descriptors.DocumentDescriptor;
import com.android.ide.eclipse.adt.internal.sdk.AndroidTargetData;
import com.android.resources.ResourceFolderType;
import org.eclipse.ui.PartInitException;
import org.w3c.dom.Document;
/**
* Multi-page form editor for /res/xml XML files.
*/
public class OtherXmlEditorDelegate extends CommonXmlDelegate {
public static class Creator implements IDelegateCreator {
@Override
@SuppressWarnings("unchecked")
public OtherXmlEditorDelegate createForFile(
@NonNull CommonXmlEditor delegator,
@Nullable ResourceFolderType type) {
if (ResourceFolderType.XML == type) {
return new OtherXmlEditorDelegate(delegator);
}
return null;
}
}
/**
* Old standalone-editor ID.
* Use {@link CommonXmlEditor#ID} instead.
*/
public static final String LEGACY_EDITOR_ID =
AdtConstants.EDITORS_NAMESPACE + ".xml.XmlEditor"; //$NON-NLS-1$
/**
* Creates the form editor for resources XML files.
*/
public OtherXmlEditorDelegate(CommonXmlEditor editor) {
super(editor, new OtherXmlContentAssist());
editor.addDefaultTargetListener();
}
// ---- Base Class Overrides ----
/**
* Create the various form pages.
*/
@Override
public void delegateCreateFormPages() {
try {
getEditor().addPage(new OtherXmlTreePage(getEditor()));
} catch (PartInitException e) {
AdtPlugin.log(e, "Error creating nested page"); //$NON-NLS-1$
}
}
/**
* Processes the new XML Model, which XML root node is given.
*
* @param xml_doc The XML document, if available, or null if none exists.
*/
@Override
public void delegateXmlModelChanged(Document xml_doc) {
// init the ui root on demand
delegateInitUiRootNode(false /*force*/);
getUiRootNode().loadFromXmlNode(xml_doc);
}
/**
* Creates the initial UI Root Node, including the known mandatory elements.
* @param force if true, a new UiRootNode is recreated even if it already exists.
*/
@Override
public void delegateInitUiRootNode(boolean force) {
// The root UI node is always created, even if there's no corresponding XML node.
if (getUiRootNode() == null || force) {
Document doc = null;
if (getUiRootNode() != null) {
doc = getUiRootNode().getXmlDocument();
}
// get the target data from the opened file (and its project)
AndroidTargetData data = getEditor().getTargetData();
DocumentDescriptor desc;
if (data == null) {
desc = new DocumentDescriptor("temp", null /*children*/);
} else {
desc = data.getXmlDescriptors().getDescriptor();
}
setUiRootNode(desc.createUiNode());
getUiRootNode().setEditor(getEditor());
onDescriptorsChanged(doc);
}
}
// ---- Local Methods ----
/**
* Reloads the UI manifest node from the XML, and calls the pages to update.
*/
private void onDescriptorsChanged(Document document) {
if (document != null) {
getUiRootNode().loadFromXmlNode(document);
} else {
getUiRootNode().reloadFromXmlNode(getUiRootNode().getXmlNode());
}
}
}
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