Example usage for org.eclipse.jface.viewers StructuredViewer testFindItem

Introduction

In this page you can find the example usage for org.eclipse.jface.viewers StructuredViewer testFindItem.

Prototype

public Widget testFindItem(Object element) 

Source Link

Document

Hook for testing.

Usage

From source file:net.sourceforge.tagsea.core.ui.internal.views.CachingTreePatternFilter.java

License:Open Source License

/**
  * Check if the current (leaf) element is a match with the filter text.  
  * The default behavior checks that the label of the element is a match. 
  * // w w w. j  a  va 2  s. c  om
  * Subclasses should override this method.
  * 
  * @param viewer the viewer that contains the element
  * @param element the tree element to check
  * @return true if the given element's label matches the filter text
  */
public boolean isLeafMatch(Viewer viewer, Object element) {
    if (element == viewer.getInput())
        return false;
    if (!(viewer instanceof StructuredViewer))
        return false;
    StructuredViewer sv = (StructuredViewer) viewer;
    String labelText = null;
    Widget widget = sv.testFindItem(element);
    if (widget instanceof Item) {
        labelText = ((Item) widget).getText();
    }
    if (labelText == null) {
        if (!(sv.getLabelProvider() instanceof ILabelProvider))
            return false;
        ILabelProvider labelProvider = (ILabelProvider) sv.getLabelProvider();
        labelText = labelProvider.getText(element);
    }
    if (labelText == null) {
        return false;
    }
    //check all words.
    String[] fullText = labelText.split("\\.");
    boolean match = false;
    for (int i = 0; i < fullText.length; i++) {
        match = wordMatches(fullText[i]);
        if (match)
            return match;
    }
    return match;
}

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From source file:org.eclipse.search.tests.filesearch.SearchResultPageTest.java

License:Open Source License

private void checkElementDisplay(StructuredViewer viewer, AbstractTextSearchResult result, Object element) {
    Widget widget = viewer.testFindItem(element);
    assertTrue(widget instanceof Item);
    Item item = (Item) widget;//from  w ww  .java2s .c o  m
    int itemCount = result.getMatchCount(element);
    assertTrue(itemCount > 0);
    if (itemCount > 1)
        assertTrue(item.getText().indexOf(String.valueOf(itemCount)) >= 0);
}

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From source file:org.key_project.util.eclipse.swt.SWTUtil.java

License:Open Source License

/**
 * Invokes {@link StructuredViewer#testFindItem(Object)} thread save.
 * @param viewer The {@link StructuredViewer} to invoke method on.
 * @param element The element to test.//  w ww.j  ava2  s  . com
 * @return The found {@link Item} or {@code null} if not available.
 */
public static Object testFindItem(final StructuredViewer viewer, final Object element) {
    IRunnableWithResult<Object> run = new AbstractRunnableWithResult<Object>() {
        @Override
        public void run() {
            setResult(viewer.testFindItem(element));
        }
    };
    viewer.getControl().getDisplay().syncExec(run);
    return run.getResult();
}

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From source file:v9t9.gui.client.swt.shells.DemoSelector.java

License:Open Source License

/**
 * @param viewer/*from   ww w.j a va 2s.  c  om*/
 * @param control
 * @param realModules
 */
protected void addIterativeSearch(final StructuredViewer viewer, Control control) {
    control.addKeyListener(new KeyAdapter() {
        StringBuilder search = new StringBuilder();
        int index = 0;
        IDemo[] demos;

        @Override
        public void keyPressed(KeyEvent e) {
            int direction = 1;
            if (demos == null) {
                demos = demoManager.getDemos();
            }
            if (e.keyCode == '\b') {
                search.setLength(0);
                index = 0;
                e.doit = e.keyCode != '\b';
                demos = demoManager.getDemos();
            } else if (e.keyCode == SWT.ARROW_DOWN) {
                direction = 1;
                e.doit = false;
            } else if (e.keyCode == SWT.ARROW_UP) {
                direction = -1;
                e.doit = false;
            } else if (e.character >= 32 && e.character < 127) {
                search.append(e.character);
                e.doit = false;
            } else {
                return;
            }

            int end = (index + demos.length - 1) % demos.length;
            String searchString = search.toString().toLowerCase();
            if (searchString.length() > 0) {
                for (int i = index; i != end; i = (i + 1) % demos.length) {
                    IDemo m = demos[i];
                    if (m.getName().toLowerCase().contains(searchString)) {
                        viewer.setSelection(new StructuredSelection(m), true);
                        viewer.reveal(m);
                        index = i;
                        break;
                    }
                }
            } else {
                int count = demos.length;
                if (getDisplay().getFocusControl() != filterText) {
                    // not yet in tree
                    index += direction;
                }
                do {
                    index = (index + demos.length) % demos.length;
                    IDemo m = demos[index];
                    viewer.setSelection(new StructuredSelection(m), true);
                    viewer.reveal(m);
                    if (viewer.testFindItem(m) != null) // TODO: cleaner way to see what's not filtered
                        break;
                    index += direction;
                } while (count-- > 0);
            }
        }
    });
}

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