Merge branch 'hotfix/#28_add_filter'
This commit is contained in:
commit
27f1e8ca6a
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@ -15,6 +15,8 @@ import java.beans.PropertyChangeListener;
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import java.lang.annotation.Annotation;
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import java.util.Arrays;
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import java.util.List;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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import java.util.regex.PatternSyntaxException;
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import javax.annotation.PostConstruct;
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@ -35,14 +37,18 @@ import org.eclipse.e4.ui.services.IServiceConstants;
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import org.eclipse.e4.ui.workbench.modeling.EPartService;
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import org.eclipse.e4.ui.workbench.modeling.ESelectionService;
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import org.eclipse.jface.viewers.DoubleClickEvent;
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import org.eclipse.jface.viewers.IContentProvider;
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import org.eclipse.jface.viewers.IDoubleClickListener;
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import org.eclipse.jface.viewers.ISelection;
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import org.eclipse.jface.viewers.ISelectionChangedListener;
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import org.eclipse.jface.viewers.IStructuredContentProvider;
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import org.eclipse.jface.viewers.IStructuredSelection;
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import org.eclipse.jface.viewers.ITreeContentProvider;
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import org.eclipse.jface.viewers.ITreePathContentProvider;
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import org.eclipse.jface.viewers.SelectionChangedEvent;
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import org.eclipse.jface.viewers.StructuredSelection;
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import org.eclipse.jface.viewers.TableViewer;
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import org.eclipse.jface.viewers.TreePath;
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import org.eclipse.jface.viewers.TreeViewer;
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import org.eclipse.jface.viewers.Viewer;
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import org.eclipse.jface.viewers.ViewerFilter;
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@ -115,13 +121,13 @@ public class DesignBrowser {
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private Text treeNameFilter;
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/** The attribute filter. */
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WaveformAttributeFilter treeAttributeFilter;
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StreamTTreeFilter treeAttributeFilter;
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/** The name filter. */
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private Text tableNameFilter;
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/** The attribute filter. */
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WaveformAttributeFilter tableAttributeFilter;
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StreamTableFilter tableAttributeFilter;
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/** The tx table viewer. */
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private TableViewer txTableViewer;
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@ -208,7 +214,7 @@ public class DesignBrowser {
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});
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treeNameFilter.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
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treeAttributeFilter = new WaveformAttributeFilter();
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treeAttributeFilter = new StreamTTreeFilter();
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treeViewer = new TreeViewer(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL);
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treeViewer.getTree().setLayoutData(new GridData(GridData.FILL_BOTH));
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@ -257,7 +263,7 @@ public class DesignBrowser {
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});
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tableNameFilter.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
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tableAttributeFilter = new WaveformAttributeFilter();
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tableAttributeFilter = new StreamTableFilter();
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txTableViewer = new TableViewer(parent);
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txTableViewer.setContentProvider(new TxDbContentProvider(true));
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@ -467,12 +473,13 @@ public class DesignBrowser {
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}
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/**
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* The Class WaveformAttributeFilter.
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* The Class StreamTableFilter.
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*/
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public class WaveformAttributeFilter extends ViewerFilter {
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public class StreamTableFilter extends ViewerFilter {
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/** The search string. */
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private String searchString;
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private Pattern pattern;
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/**
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* Sets the search text.
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@ -480,7 +487,10 @@ public class DesignBrowser {
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* @param s the new search text
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*/
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public void setSearchText(String s) {
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try {
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pattern = Pattern.compile(".*" + s + ".*"); //$NON-NLS-1$ //$NON-NLS-2$
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this.searchString = ".*" + s + ".*"; //$NON-NLS-1$ //$NON-NLS-2$
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} catch (PatternSyntaxException e) {}
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}
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/* (non-Javadoc)
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@ -492,28 +502,102 @@ public class DesignBrowser {
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return true;
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}
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if(element instanceof IWaveform) {
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IWaveform p = (IWaveform) element;
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try {
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if (p.getName().matches(searchString))
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return true;
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} catch (PatternSyntaxException e) {
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if (pattern.matcher(((IWaveform) element).getName()).matches())
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return true;
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}
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} else if(element instanceof IWaveformDb) {
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return false;
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}
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}
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public class StreamTTreeFilter extends ViewerFilter {
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/** The search string. */
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private String searchString;
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private Pattern pattern;
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/**
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* Sets the search text.
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*
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* @param s the new search text
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*/
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public void setSearchText(String s) {
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try {
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pattern = Pattern.compile(".*" + s + ".*");
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this.searchString = ".*" + s + ".*"; //$NON-NLS-1$ //$NON-NLS-2$
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} catch (PatternSyntaxException e) {}
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}
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/* (non-Javadoc)
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* @see org.eclipse.jface.viewers.ViewerFilter#select(org.eclipse.jface.viewers.Viewer, java.lang.Object, java.lang.Object)
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*/
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@Override
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public boolean select(Viewer viewer, Object parentElement, Object element) {
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return selectTreePath(viewer, new TreePath(new Object[] { parentElement }), element);
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}
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private boolean selectTreePath(Viewer viewer, TreePath parentPath, Object element) {
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// Cut off children of elements that are shown repeatedly.
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for (int i = 0; i < parentPath.getSegmentCount() - 1; i++) {
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if (element.equals(parentPath.getSegment(i))) {
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return false;
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}
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}
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if (!(viewer instanceof TreeViewer)) {
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return true;
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}
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if (searchString == null || searchString.length() == 0) {
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return true;
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}
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TreeViewer treeViewer = (TreeViewer) viewer;
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Boolean matchingResult = isMatchingOrNull(element);
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if (matchingResult != null) {
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return matchingResult;
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}
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return hasUnfilteredChild(treeViewer, parentPath, element);
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}
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Boolean isMatchingOrNull(Object element) {
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if(element instanceof IWaveform) {
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if (pattern.matcher(((IWaveform) element).getName()).matches())
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return Boolean.TRUE;
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} else if(element instanceof IWaveformDb) {
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return Boolean.TRUE;
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} else if(element instanceof HierNode) {
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HierNode n = (HierNode) element;
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try {
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if (n.getFullName().matches(searchString))
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return true;
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if (pattern.matcher(n.getFullName()).matches())
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return Boolean.TRUE;
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} catch (PatternSyntaxException e) {
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return Boolean.TRUE;
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}
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} else {
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return Boolean.FALSE;
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}
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/* maybe children are matching */
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return null;
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}
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private boolean hasUnfilteredChild(TreeViewer viewer, TreePath parentPath, Object element) {
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TreePath elementPath = parentPath.createChildPath(element);
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IContentProvider contentProvider = viewer.getContentProvider();
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Object[] children = contentProvider instanceof ITreePathContentProvider
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? ((ITreePathContentProvider) contentProvider).getChildren(elementPath)
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: ((ITreeContentProvider) contentProvider).getChildren(element);
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/* avoid NPE + guard close */
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if (children == null || children.length == 0) {
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return false;
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}
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for (int i = 0; i < children.length; i++) {
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if (selectTreePath(viewer, elementPath, children[i])) {
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return true;
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}
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}
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return false;
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}
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}
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/**
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* Gets the filtered children.
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*
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