Example usage for org.eclipse.jface.viewers ITreePathLabelProvider updateLabel

Introduction

In this page you can find the example usage for org.eclipse.jface.viewers ITreePathLabelProvider updateLabel.

Prototype

public void updateLabel(ViewerLabel label, TreePath elementPath);

Source Link

Document

Updates the label for the given element.

Usage

From source file:org.eclipse.jubula.client.ui.provider.DecoratingCellLabelProvider.java

License:Open Source License

/**
 * {@inheritDoc}// w ww.  j  a  v a 2s.  co  m
 */
public void updateLabel(ViewerLabel settings, TreePath elementPath) {
    ILabelDecorator currentDecorator = getLabelDecorator();
    String oldText = settings.getText();
    Object element = elementPath.getLastSegment();
    boolean decorationReady = true;
    if (currentDecorator instanceof LabelDecorator) {
        LabelDecorator labelDecorator = (LabelDecorator) currentDecorator;
        if (!labelDecorator.prepareDecoration(element, oldText, getDecorationContext())) {
            // The decoration is not ready but has been queued for
            // processing
            decorationReady = false;
        }
    } else if (currentDecorator instanceof IDelayedLabelDecorator) {
        IDelayedLabelDecorator delayedDecorator = (IDelayedLabelDecorator) currentDecorator;
        if (!delayedDecorator.prepareDecoration(element, oldText)) {
            // The decoration is not ready but has been queued for
            // processing
            decorationReady = false;
        }
    }
    // settings.setHasPendingDecorations(!decorationReady);
    // update icon and label

    if (m_provider instanceof ITreePathLabelProvider) {
        ITreePathLabelProvider pprov = (ITreePathLabelProvider) m_provider;
        if (decorationReady || oldText == null || settings.getText().length() == 0) {
            pprov.updateLabel(settings, elementPath);
            decorateSettings(settings, elementPath);
        }
    } else {
        if (decorationReady || oldText == null || settings.getText().length() == 0) {
            settings.setText(getText(element));
        }

        Image oldImage = settings.getImage();
        if (decorationReady || oldImage == null) {
            settings.setImage(getImage(element));
        }

        if (decorationReady) {
            updateForDecorationReady(settings, element);
        }
    }

}

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From source file:org.eclipse.team.internal.ui.synchronize.actions.CopyToClipboardAction.java

License:Open Source License

private String getTextFor(TreePath path) {
    Object element = path.getLastSegment();
    if (element instanceof ITypedElement) {
        return ((ITypedElement) element).getName();
    }//w ww.ja v a2  s .  com
    INavigatorContentService service = getNavigatorContentService();
    if (service != null) {
        ILabelProvider provider = service.createCommonLabelProvider();
        if (provider instanceof ITreePathLabelProvider) {
            ITreePathLabelProvider tplp = (ITreePathLabelProvider) provider;
            ViewerLabel viewerLabel = new ViewerLabel("", null); //$NON-NLS-1$
            tplp.updateLabel(viewerLabel, path);
            return viewerLabel.getText();
        }
        return provider.getText(element);
    }
    if (element instanceof IResource) {
        IResource resource = (IResource) element;
        return resource.getName();
    }
    return null;
}

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From source file:org.eclipse.ui.internal.navigator.extensions.SafeDelegateCommonLabelProvider.java

License:Open Source License

public void updateLabel(ViewerLabel label, TreePath elementPath) {
    if (delegateLabelProvider instanceof ITreePathLabelProvider) {
        ITreePathLabelProvider tplp = (ITreePathLabelProvider) delegateLabelProvider;
        String text = label.getText() != null ? label.getText() : ""; //$NON-NLS-1$
        Image image = label.getImage();
        tplp.updateLabel(label, elementPath);
        if (label.getText() == null)
            label.setText(text);//from   www. j a  v a2  s. c  o m
        if (label.getImage() == null && image != null)
            label.setImage(image);
    } else {
        Image image = getImage(elementPath.getLastSegment());
        if (image != null)
            label.setImage(image);
        String text = getText(elementPath.getLastSegment());
        if (text != null)
            label.setText(text);
    }
}

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From source file:org.eclipse.ui.internal.navigator.NavigatorContentServiceLabelProvider.java

License:Open Source License

/**
 * Search for text label and take overrides into account. 
 * Uses only simple ITreeContentProvider.getParent() style semantics. 
 */// ww w.j  a  v  a 2s  .  c o m
private void findUpdateLabel(NavigatorContentExtension foundExtension, ReusableViewerLabel label,
        TreePath elementPath) {

    ILabelProvider labelProvider = foundExtension.getLabelProvider();
    if (labelProvider instanceof ITreePathLabelProvider) {
        ITreePathLabelProvider tplp = (ITreePathLabelProvider) labelProvider;
        tplp.updateLabel(label, elementPath);
    } else {
        label.setImage(labelProvider.getImage(elementPath.getLastSegment()));
        label.setText(labelProvider.getText(elementPath.getLastSegment()));
    }
}

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From source file:org.neuro4j.studio.debug.ui.views.StructuredViewer.java

License:Apache License

/**
 * Build a label up for the element using the supplied label provider.
 * /*from  w ww . ja  v a  2s.  c o m*/
 * @param updateLabel
 *        The ViewerLabel to collect the result in
 * @param elementPath
 *        The path of the element being decorated.
 * @param labelProvider
 *        ILabelProvider the labelProvider for the receiver.
 */
void buildLabel(ViewerLabel updateLabel, TreePath elementPath, ITreePathLabelProvider labelProvider) {

    labelProvider.updateLabel(updateLabel, elementPath);

    colorAndFontCollector.setUsedDecorators();

    if (updateLabel.hasNewBackground()) {
        colorAndFontCollector.setBackground(updateLabel.getBackground());
    }

    if (updateLabel.hasNewForeground()) {
        colorAndFontCollector.setForeground(updateLabel.getForeground());
    }

    if (updateLabel.hasNewFont()) {
        colorAndFontCollector.setFont(updateLabel.getFont());
    }

}

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