/*
* Copyright (C) 2007 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.editors.descriptors;
import com.android.ide.eclipse.editors.ui.TextValueCellEditor;
import com.android.ide.eclipse.editors.uimodel.UiAttributeNode;
import com.android.ide.eclipse.editors.uimodel.UiElementNode;
import com.android.ide.eclipse.editors.uimodel.UiTextAttributeNode;
import com.android.sdklib.SdkConstants;
import org.eclipse.jface.viewers.CellEditor;
import org.eclipse.jface.viewers.ILabelProvider;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.ui.views.properties.IPropertyDescriptor;
/**
* Describes a textual XML attribute.
* <p/>
* Such an attribute has a tooltip and would typically be displayed by
* {@link UiTextAttributeNode} using a label widget and text field.
* <p/>
* This is the "default" kind of attribute. If in doubt, use this.
*/
public class TextAttributeDescriptor extends AttributeDescriptor implements IPropertyDescriptor {
private String mUiName;
private String mTooltip;
/**
* Creates a new {@link TextAttributeDescriptor}
*
* @param xmlLocalName The XML name of the attribute (case sensitive)
* @param uiName The UI name of the attribute. Cannot be an empty string and cannot be null.
* @param nsUri The URI of the attribute. Can be null if attribute has no namespace.
* See {@link SdkConstants#NS_RESOURCES} for a common value.
* @param tooltip A non-empty tooltip string or null
*/
public TextAttributeDescriptor(String xmlLocalName, String uiName,
String nsUri, String tooltip) {
super(xmlLocalName, nsUri);
mUiName = uiName;
mTooltip = (tooltip != null && tooltip.length() > 0) ? tooltip : null;
}
/**
* @return The UI name of the attribute. Cannot be an empty string and cannot be null.
*/
public final String getUiName() {
return mUiName;
}
/**
* The tooltip string is either null or a non-empty string.
* <p/>
* The tooltip is based on the Javadoc of the attribute and already processed via
* {@link DescriptorsUtils#formatTooltip(String)} to be displayed right away as
* a UI tooltip.
* <p/>
* An empty string is converted to null, to match the behavior of setToolTipText() in
* {@link Control}.
*
* @return A non-empty tooltip string or null
*/
public final String getTooltip() {
return mTooltip;
}
/**
* @return A new {@link UiTextAttributeNode} linked to this descriptor.
*/
@Override
public UiAttributeNode createUiNode(UiElementNode uiParent) {
return new UiTextAttributeNode(this, uiParent);
}
// ------- IPropertyDescriptor Methods
public CellEditor createPropertyEditor(Composite parent) {
return new TextValueCellEditor(parent);
}
public String getCategory() {
if (isDeprecated()) {
return "Deprecated";
}
ElementDescriptor parent = getParent();
if (parent != null) {
return parent.getUiName();
}
return null;
}
public String getDescription() {
return mTooltip;
}
public String getDisplayName() {
return mUiName;
}
public String[] getFilterFlags() {
return null;
}
public Object getHelpContextIds() {
return null;
}
public Object getId() {
return this;
}
public ILabelProvider getLabelProvider() {
return AttributeDescriptorLabelProvider.getProvider();
}
public boolean isCompatibleWith(IPropertyDescriptor anotherProperty) {
return anotherProperty == this;
}
}