?? sampletreecontentprovider.java
字號:
package ejfaceintegrationsample.views;
import org.eclipse.jface.viewers.ITreeContentProvider;
import org.eclipse.jface.viewers.Viewer;
public class SampleTreeContentProvider implements ITreeContentProvider {
private static final Object[] EMPTY_ARRAY = null;
public void dispose() {
}
public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
}
public Object[] getChildren(Object arg0) {
if(arg0 instanceof TeamNode) {
TeamNode node = (TeamNode)arg0;
return concat(node.getteams().toArray(),node.getplayers().toArray());
}
return EMPTY_ARRAY;
}
protected Object[] concat(Object[] object, Object[] more) {
Object[] both = new Object[object.length + more.length];
System.arraycopy(object, 0, both, 0, object.length);
System.arraycopy(more, 0, both, object.length, more.length);
return both;
}
public Object getParent(Object arg0) {
return ((TeamNode) arg0).getParent();
}
public boolean hasChildren(Object arg0) {
Object[] object = getChildren(arg0);
if (object == null){
return false;
}else{
return object.length>0;
}
}
public Object[] getElements(Object arg0) {
return getChildren(arg0);
}
}
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