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package org.apache.tapestry.contrib.inspector; |
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import java.util.ArrayList; |
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import java.util.Collections; |
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import java.util.HashSet; |
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import java.util.List; |
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import java.util.Set; |
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import org.apache.tapestry.BaseComponent; |
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import org.apache.tapestry.IComponent; |
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import org.apache.tapestry.INamespace; |
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import org.apache.tapestry.IRequestCycle; |
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import org.apache.tapestry.engine.ISpecificationSource; |
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import org.apache.tapestry.form.IPropertySelectionModel; |
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import org.apache.tapestry.form.StringPropertySelectionModel; |
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public abstract class Selector extends BaseComponent |
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{ |
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public abstract ISpecificationSource getSpecificationSource(); |
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public void formSubmit(IRequestCycle cycle) |
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{ |
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Inspector inspector = (Inspector) getPage(); |
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inspector.selectComponent((String) null); |
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} |
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public IPropertySelectionModel getPageModel() |
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{ |
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return new StringPropertySelectionModel(getPageNames()); |
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} |
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public List getCrumbTrail() |
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{ |
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List result = null; |
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Inspector inspector = (Inspector) getPage(); |
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IComponent component = inspector.getInspectedComponent(); |
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IComponent container = null; |
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while (true) |
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{ |
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container = component.getContainer(); |
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if (container == null) |
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break; |
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if (result == null) |
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result = new ArrayList(); |
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result.add(component); |
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component = container; |
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} |
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if (result == null) |
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return null; |
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Collections.reverse(result); |
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return result; |
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} |
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private String[] getPageNames() |
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{ |
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Set names = new HashSet(); |
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ISpecificationSource source = getSpecificationSource(); |
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addPageNames(names, source.getFrameworkNamespace()); |
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addPageNames(names, source.getApplicationNamespace()); |
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List l = new ArrayList(names); |
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Collections.sort(l); |
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return (String[]) l.toArray(new String[l.size()]); |
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} |
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private void addPageNames(Set names, INamespace namespace) |
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{ |
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String idPrefix = namespace.getExtendedId(); |
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List pageNames = namespace.getPageNames(); |
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int count = pageNames.size(); |
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for (int i = 0; i < count; i++) |
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{ |
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String name = (String) pageNames.get(i); |
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if (idPrefix == null) |
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names.add(name); |
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else |
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names.add(idPrefix + ":" + name); |
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} |
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List ids = namespace.getChildIds(); |
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count = ids.size(); |
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for (int i = 0; i < count; i++) |
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{ |
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String id = (String) ids.get(i); |
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addPageNames(names, namespace.getChildNamespace(id)); |
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} |
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} |
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} |