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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.eclipse.adt.internal.editors.animator;
import static com.android.SdkConstants.ANDROID_NS_NAME;
import static com.android.SdkConstants.ANDROID_URI;
import com.android.ide.common.resources.platform.DeclareStyleableInfo;
import com.android.ide.eclipse.adt.internal.editors.descriptors.AttributeDescriptor;
import com.android.ide.eclipse.adt.internal.editors.descriptors.DescriptorsUtils;
import com.android.ide.eclipse.adt.internal.editors.descriptors.ElementDescriptor;
import com.android.ide.eclipse.adt.internal.editors.descriptors.IDescriptorProvider;
import com.android.ide.eclipse.adt.internal.editors.descriptors.XmlnsAttributeDescriptor;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
/**
* Descriptors for /res/animator XML files.
*/
public class AnimatorDescriptors implements IDescriptorProvider {
/** The root element descriptor */
private ElementDescriptor mDescriptor;
/** The root element descriptors */
private ElementDescriptor[] mRootDescriptors;
private Map<String, ElementDescriptor> nameToDescriptor;
/** @return the root descriptor. */
@Override
public ElementDescriptor getDescriptor() {
if (mDescriptor == null) {
mDescriptor = new ElementDescriptor("", getRootElementDescriptors()); //$NON-NLS-1$
}
return mDescriptor;
}
@Override
public ElementDescriptor[] getRootElementDescriptors() {
return mRootDescriptors;
}
ElementDescriptor getElementDescriptor(String rootTag) {
if (nameToDescriptor == null) {
nameToDescriptor = new HashMap<String, ElementDescriptor>();
for (ElementDescriptor descriptor : getRootElementDescriptors()) {
nameToDescriptor.put(descriptor.getXmlName(), descriptor);
}
}
ElementDescriptor descriptor = nameToDescriptor.get(rootTag);
if (descriptor == null) {
descriptor = getDescriptor();
}
return descriptor;
}
public synchronized void updateDescriptors(Map<String, DeclareStyleableInfo> styleMap) {
if (styleMap == null) {
return;
}
XmlnsAttributeDescriptor xmlns = new XmlnsAttributeDescriptor(ANDROID_NS_NAME,
ANDROID_URI);
List<ElementDescriptor> descriptors = new ArrayList<ElementDescriptor>();
String sdkUrl =
"http://developer.android.com/guide/topics/graphics/animation.html"; //$NON-NLS-1$
ElementDescriptor set = addElement(descriptors, styleMap,
"set", "Animator Set", "AnimatorSet", null, //$NON-NLS-1$ //$NON-NLS-3$
null /* tooltip */, sdkUrl,
xmlns, null, true /*mandatory*/);
ElementDescriptor objectAnimator = addElement(descriptors, styleMap,
"objectAnimator", "Object Animator", //$NON-NLS-1$
"PropertyAnimator", "Animator", //$NON-NLS-1$ //$NON-NLS-2$
null /* tooltip */, sdkUrl,
xmlns, null, true /*mandatory*/);
ElementDescriptor animator = addElement(descriptors, styleMap,
"animator", "Animator", "Animator", null, //$NON-NLS-1$ //$NON-NLS-3$
null /* tooltip */, sdkUrl,
xmlns, null, true /*mandatory*/);
mRootDescriptors = descriptors.toArray(new ElementDescriptor[descriptors.size()]);
// Allow arbitrary nesting: the children of all of these element can include
// any of the others
if (objectAnimator != null) {
objectAnimator.setChildren(mRootDescriptors);
}
if (animator != null) {
animator.setChildren(mRootDescriptors);
}
if (set != null) {
set.setChildren(mRootDescriptors);
}
}
/**
* Looks up the given style, and if found creates a new {@link ElementDescriptor}
* corresponding to the style. It can optionally take an extra style to merge in
* additional attributes from, and an extra attribute to add in as well. The new
* element, if it exists, can also be optionally added into a list.
*
* @param descriptors an optional list to add the element into, or null
* @param styleMap The map style => attributes from the attrs.xml file
* @param xmlName the XML tag name to use for the element
* @param uiName the UI name to display the element as
* @param styleName the name of the style which must exist for this style
* @param extraStyle an optional extra style to merge in attributes from, or null
* @param tooltip the tooltip or documentation for this element, or null
* @param sdkUrl an optional SDK url to display for the element, or null
* @param extraAttribute an extra attribute to add to the attributes list, or null
* @param childrenElements an array of children allowed by this element, or null
* @param mandatory if true, this element is mandatory
* @return a newly created element, or null if the style does not exist
*/
public static ElementDescriptor addElement(
List<ElementDescriptor> descriptors,
Map<String, DeclareStyleableInfo> styleMap,
String xmlName, String uiName, String styleName, String extraStyle,
String tooltip, String sdkUrl,
AttributeDescriptor extraAttribute,
ElementDescriptor[] childrenElements,
boolean mandatory) {
DeclareStyleableInfo style = styleMap.get(styleName);
if (style == null) {
return null;
}
ElementDescriptor element = new ElementDescriptor(xmlName, uiName, tooltip, sdkUrl,
null, childrenElements, mandatory);
ArrayList<AttributeDescriptor> descs = new ArrayList<AttributeDescriptor>();
DescriptorsUtils.appendAttributes(descs,
null, // elementName
ANDROID_URI,
style.getAttributes(),
null, // requiredAttributes
null); // overrides
element.setTooltip(style.getJavaDoc());
if (extraStyle != null) {
style = styleMap.get(extraStyle);
if (style != null) {
DescriptorsUtils.appendAttributes(descs,
null, // elementName
ANDROID_URI,
style.getAttributes(),
null, // requiredAttributes
null); // overrides
}
}
if (extraAttribute != null) {
descs.add(extraAttribute);
}
element.setAttributes(descs.toArray(new AttributeDescriptor[descs.size()]));
if (descriptors != null) {
descriptors.add(element);
}
return element;
}
}
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