show children of streams

This commit is contained in:
2021-01-09 12:55:51 +01:00
parent eb64cc60c5
commit 9d2e2e7f64
2 changed files with 113 additions and 208 deletions

View File

@ -12,12 +12,10 @@ package com.minres.scviewer.e4.application.provider;
import java.util.Collection;
import java.util.List;
import java.util.stream.Collectors;
import org.eclipse.jface.viewers.ITreeContentProvider;
import org.eclipse.jface.viewers.Viewer;
import com.google.common.base.Predicate;
import com.google.common.collect.Collections2;
import com.minres.scviewer.database.IHierNode;
import com.minres.scviewer.database.IWaveform;
import com.minres.scviewer.database.IWaveformDb;
@ -28,15 +26,14 @@ import com.minres.scviewer.database.IWaveformDb;
public class TxDbContentProvider implements ITreeContentProvider {
/** The show nodes. */
// private List<HierNode> nodes;
private boolean tabelEntries;
private boolean tableEntries;
/**
* Instantiates a new tx db content provider.
*/
public TxDbContentProvider() {
super();
this.tabelEntries = false;
this.tableEntries = false;
}
/**
@ -46,20 +43,7 @@ public class TxDbContentProvider implements ITreeContentProvider {
*/
public TxDbContentProvider(boolean tableEntries) {
super();
this.tabelEntries = tableEntries;
}
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.IContentProvider#dispose()
*/
@Override
public void dispose() { }
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.IContentProvider#inputChanged(org.eclipse.jface.viewers.Viewer, java.lang.Object, java.lang.Object)
*/
@Override
public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
this.tableEntries = tableEntries;
}
/* (non-Javadoc)
@ -67,24 +51,17 @@ public class TxDbContentProvider implements ITreeContentProvider {
*/
@Override
public Object[] getElements(Object inputElement) {
if(tabelEntries && inputElement instanceof IWaveformDb){
if(tableEntries && inputElement instanceof IWaveformDb){
return new Object[]{};
}else if(inputElement instanceof IHierNode){
Collection<IHierNode> res = Collections2.filter(((IHierNode)inputElement).getChildNodes(), new Predicate<IHierNode>(){
@Override
public boolean apply(IHierNode arg0) {
if(tabelEntries){
return arg0 instanceof IWaveform;
} else{
return arg0.getChildNodes().size()!=0;
}
}
});
Collection<IHierNode> res = ((IHierNode)inputElement).getChildNodes().stream().filter(n ->
tableEntries? n instanceof IWaveform : !n.getChildNodes().isEmpty()
).collect(Collectors.toList());
return res.toArray();
}else if(inputElement instanceof List<?>){
return ((List<?>)inputElement).toArray();
} else
return null;
return new Object[]{};
}
/* (non-Javadoc)
@ -109,7 +86,7 @@ public class TxDbContentProvider implements ITreeContentProvider {
@Override
public boolean hasChildren(Object element) {
Object[] obj = getElements(element);
return obj == null ? false : obj.length > 0;
return obj.length > 0;
}
}