Example usage for org.eclipse.jface.resource ImageDescriptor getMissingImageDescriptor

List of usage examples for org.eclipse.jface.resource ImageDescriptor getMissingImageDescriptor

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Introduction

In this page you can find the example usage for org.eclipse.jface.resource ImageDescriptor getMissingImageDescriptor.

Prototype

public static ImageDescriptor getMissingImageDescriptor()

Source Link

Document

Returns the shared image descriptor for a missing image.

Usage

From source file:org.eclipse.scada.vi.ui.draw2d.primitives.ImageController.java

License:Open Source License

public void setImage(final String uri) {
    if (this.currentImage != null) {
        this.manager.destroyImage(this.currentImage);
        this.currentImage = null;
    }//from w  w w  .  j a va 2 s .  c o m

    if (uri == null || uri.isEmpty()) {
        this.figure.setIcon(null);
    } else {
        try {
            final URL url = new URL(this.symbolLoader.resolveUri(uri));
            this.figure.setIcon(this.manager
                    .createImageWithDefault(this.currentImage = ImageDescriptor.createFromURL(url)));
            this.factoryContext.loadedResource(URI.createURI(url.toString()));
        } catch (final MalformedURLException e) {
            this.figure
                    .setIcon(this.manager.createImageWithDefault(ImageDescriptor.getMissingImageDescriptor()));
        }
    }
}

From source file:org.eclipse.scada.vi.ui.user.navigation.ToolBarNavigatorItem.java

License:Open Source License

private Image createImage(final String key) {
    try {/*from w w  w  . j a  v  a 2 s .com*/
        final String uri = Activator.getDefault().getPreferenceStore().getString(key);
        return this.manager.createImageWithDefault(ImageDescriptor.createFromURL(new URL(uri)));
    } catch (final MalformedURLException e) {
        return this.manager.createImageWithDefault(ImageDescriptor.getMissingImageDescriptor());
    }
}

From source file:org.eclipse.sirius.common.ui.tools.api.util.ImageProvider.java

License:Open Source License

/**
 * Get the <code>ImageDescriptor</code> from a path.
 * // ww  w .  j  ava 2s  .c om
 * @param path
 *            The path of the image (path relative to the workspace or to
 *            the plugins).
 * @return an ImageDescriptor
 */
public static ImageDescriptor getImageDescriptor(final String path) {
    final File imageFile = FileProvider.getDefault().getFile(new Path(path));
    if (imageFile != null && imageFile.exists() && imageFile.canRead()) {
        try {
            return ImageDescriptor.createFromURL(imageFile.toURI().toURL());
        } catch (MalformedURLException e) {
            // do nothing
        }
    }
    return ImageDescriptor.getMissingImageDescriptor();
}

From source file:org.eclipse.sirius.diagram.ui.internal.operation.RegionContainerUpdateLayoutOperation.java

License:Open Source License

/**
 * Compute the default size of regions according to regions container size.
 * This method is called only when the regions container has not an auto
 * sized for its GMF size.//from   w w w .j  ava  2  s. co  m
 * 
 * @param nbRegionsToLayout
 *            Number of regions to layout
 * @param vertical
 *            true if the stack is vertical, false if it is horizontal
 * @param containerIsRegion
 *            true if the container is also a region
 * @param regionsContainerSize
 *            The size, defined in the VSM or by the end-user at creation,
 *            of the regions container
 * @return list of dimension (the first is the size of a region, the second,
 *         optional, is the size of the last region if different of the
 *         others)
 */
private List<Dimension> computeRegionsSizeAccordingToContainerSize(int nbRegionsToLayout, boolean vertical,
        boolean containerIsRegion, Size regionsContainerSize) {
    List<Dimension> result = Lists.newArrayList();
    Dimension regionContainerContentPaneSize = new Dimension(regionsContainerSize.getWidth(),
            regionsContainerSize.getHeight());
    Dimension regionSize = new Dimension();
    // headerHeight includes the title height (with the icon), the label
    // offset, the 1 pixel separator line,
    int headerHeight = 0;
    EObject element = regionsContainer.getElement();
    ViewQuery viewQuery = new ViewQuery(regionsContainer);
    int borderSize = 0;
    boolean needShadowBorder = true;
    if (element instanceof DNodeContainer) {
        DNodeContainer dnc = (DNodeContainer) element;
        Style siriusStyle = dnc.getStyle();
        // Get border size
        if (siriusStyle instanceof BorderedStyle) {
            if (((BorderedStyle) siriusStyle).getBorderSize() != null) {
                borderSize = ((BorderedStyle) siriusStyle).getBorderSize().intValue();
            }
        }
        // Get header size (title and all associated margin)
        if (!new DDiagramElementQuery(dnc).isLabelHidden()) {
            int titleHeight = 0;
            if (siriusStyle instanceof BasicLabelStyle) {
                BasicLabelStyle bls = (BasicLabelStyle) siriusStyle;
                Font defaultFont = VisualBindingManager.getDefault().getFontFromLabelStyle(bls,
                        (String) viewQuery.getDefaultValue(NotationPackage.Literals.FONT_STYLE__FONT_NAME));
                Dimension titleDimension;
                try {
                    titleDimension = FigureUtilities.getStringExtents(dnc.getName(), defaultFont);
                } catch (SWTException e) {
                    // Probably an "Invalid thread access" (FigureUtilities
                    // creates a new Shell to compute the label size). So in
                    // this case, we use a default size.
                    titleDimension = new Dimension(20, 12);
                }
                titleHeight = titleDimension.height;
                if (bls.isShowIcon()) {
                    // Also consider the icon size
                    Image icon = null;
                    ImageDescriptor descriptor = null;
                    EObject target = dnc.getTarget();
                    if (!StringUtil.isEmpty(bls.getIconPath())) {
                        String iconPath = bls.getIconPath();
                        final File imageFile = FileProvider.getDefault().getFile(new Path(iconPath));
                        if (imageFile != null && imageFile.exists() && imageFile.canRead()) {
                            try {
                                descriptor = DiagramUIPlugin.Implementation
                                        .findImageDescriptor(imageFile.toURI().toURL());
                            } catch (MalformedURLException e) {
                                // Do nothing here
                            }
                        }
                    } else if (target != null) {
                        final IItemLabelProvider labelProvider = (IItemLabelProvider) DiagramUIPlugin
                                .getPlugin().getItemProvidersAdapterFactory()
                                .adapt(target, IItemLabelProvider.class);
                        if (labelProvider != null) {
                            descriptor = ExtendedImageRegistry.getInstance()
                                    .getImageDescriptor(labelProvider.getImage(target));
                        }
                    }

                    if (descriptor == null) {
                        descriptor = ImageDescriptor.getMissingImageDescriptor();
                    }
                    icon = DiagramUIPlugin.getPlugin().getImage(descriptor);
                    titleHeight = Math.max(titleHeight, icon.getBounds().height);
                }
            }
            int separatorLineHeight = 1;
            int labelOffset = IContainerLabelOffsets.LABEL_OFFSET;
            // As in
            // org.eclipse.sirius.diagram.ui.edit.internal.part.DiagramContainerEditPartOperation.refreshBorder(AbstractDiagramElementContainerEditPart,
            // ViewNodeContainerFigureDesc, ContainerStyle)
            if (!containerIsRegion) {
                labelOffset -= 1;
            }
            headerHeight = labelOffset + titleHeight + AbstractDiagramElementContainerEditPart.DEFAULT_SPACING
                    + separatorLineHeight;
        }
        // Compute if the shadow border is needed (as in
        // AbstractDiagramElementContainerEditPart.addDropShadow(NodeFigure,
        // IFigure))
        needShadowBorder = !(new DDiagramElementContainerExperimentalQuery(dnc).isRegion()
                || dnc.getOwnedStyle() instanceof WorkspaceImage);
    }

    // Adds all the expected margin
    regionContainerContentPaneSize
            .setHeight(regionContainerContentPaneSize.height() - (borderSize + headerHeight + borderSize));
    regionContainerContentPaneSize.setWidth(regionContainerContentPaneSize.width() - (borderSize + borderSize));
    if (needShadowBorder) {
        // Remove the 2 pixels corresponding to the shadow insets
        // (AlphaDropShadowBorder.getInsets(IFigure))
        regionContainerContentPaneSize.setHeight(
                regionContainerContentPaneSize.height() - AlphaDropShadowBorder.getDefaultShadowSize());
        regionContainerContentPaneSize.setWidth(
                regionContainerContentPaneSize.width() - AlphaDropShadowBorder.getDefaultShadowSize());
    }
    if (vertical) {
        if (regionContainerContentPaneSize.height() != 0) {
            regionSize.setHeight(regionContainerContentPaneSize.height() / nbRegionsToLayout);
        }
        regionSize.setWidth(regionContainerContentPaneSize.width());
        result.add(regionSize);
        if (regionContainerContentPaneSize.height() % regionSize.height() != 0) {
            // Compute the precise last height (the regions container height
            // is not necessarily exactly divisible by the number of
            // regions)
            int lastRegionHeight = regionContainerContentPaneSize.height()
                    - (regionSize.height() * (nbRegionsToLayout - 1));
            result.add(new Dimension(regionContainerContentPaneSize.width(), lastRegionHeight));
        }
    } else {
        if (regionsContainerSize.getWidth() != 0) {
            regionSize.setWidth(regionContainerContentPaneSize.width() / nbRegionsToLayout);
        }
        regionSize.setHeight(regionContainerContentPaneSize.height());
        result.add(regionSize);
        if (regionContainerContentPaneSize.width() % regionSize.width() != 0) {
            // Compute the precise last width (the regions container width
            // is not necessarily exactly divisible by the number of
            // regions)
            int lastRegionWidth = regionContainerContentPaneSize.width()
                    - (regionSize.width() * (nbRegionsToLayout - 1));
            result.add(new Dimension(lastRegionWidth, regionContainerContentPaneSize.height()));
        }
    }
    return result;
}

From source file:org.eclipse.sirius.diagram.ui.tools.api.graphical.edit.styles.SimpleStyleConfiguration.java

License:Open Source License

/**
 * {@inheritDoc}//  w w w .j a  v a 2 s. c  o  m
 * 
 * @see org.eclipse.sirius.diagram.tools.api.graphical.edit.styles.StyleConfiguration#getLabelIcon(DDiagramElement,
 *      IGraphicalEditPart)
 */
public Image getLabelIcon(final DDiagramElement vpElement, IGraphicalEditPart editPart) {
    Image icon = null;

    if (vpElement != null) {
        if (isShowIcon(vpElement, editPart)) {
            ImageDescriptor descriptor = null;
            EObject target = vpElement.getTarget();

            if (useCustomIcon(vpElement, editPart)) {
                descriptor = getCustomIconDescriptor(vpElement, editPart);
            } else if (target != null) {
                final IItemLabelProvider labelProvider = (IItemLabelProvider) DiagramUIPlugin.getPlugin()
                        .getItemProvidersAdapterFactory().adapt(target, IItemLabelProvider.class);
                if (labelProvider != null) {
                    descriptor = ExtendedImageRegistry.getInstance()
                            .getImageDescriptor(labelProvider.getImage(target));
                }
            }

            if (descriptor == null) {
                descriptor = ImageDescriptor.getMissingImageDescriptor();
            }
            icon = DiagramUIPlugin.getPlugin().getImage(descriptor);
        }
    }
    return icon;
}

From source file:org.eclipse.sirius.diagram.ui.tools.internal.dialogs.ExtendedFeatureEditorDialog.java

License:Open Source License

/**
 * Creates a new <code>ExtendedFeatureEditorDialog</code>. see
 * {@link org.eclipse.emf.edit.ui.celleditor.FeatureEditorDialog}.
 * //w  w  w. ja  v a  2s.  c om
 * @param parent
 *            the parent.
 * @param choices
 *            the choices.
 * @param referenceValues
 *            the reference values.
 * @param extReference
 *            the ext reference.
 */
public ExtendedFeatureEditorDialog(final Shell parent, final List<EObject> choices,
        final List<EObject> referenceValues, final ExtensionFeatureDescription extReference) {
    super(parent);
    this.choices = choices;
    this.referenceValues = referenceValues;
    this.extReference = extReference;
    final List<AdapterFactory> adapterFactories = Collections.emptyList();
    final AdapterFactory adapterFactory = new ComposedAdapterFactory(adapterFactories);
    values = new ItemProvider(adapterFactory, this.referenceValues);
    contentProvider = new AdapterFactoryContentProvider(adapterFactory);
    this.choices.removeAll(this.referenceValues);
    this.labelProvider = new LabelProvider() {
        @Override
        public String getText(final Object element) {
            if (element instanceof EObject) {
                final ModelAccessor accessor = SiriusPlugin.getDefault().getModelAccessorRegistry()
                        .getModelAccessor((EObject) element);
                return accessor.getQualifiedName((EObject) element, true);
            }
            return String.valueOf(element);
        }

        @Override
        public Image getImage(final Object element) {
            ImageDescriptor descriptor = null;
            if (element instanceof EObject) {
                final EObject target = (EObject) element;
                final IItemLabelProvider myLabelProvider = (IItemLabelProvider) DiagramUIPlugin.getPlugin()
                        .getItemProvidersAdapterFactory().adapt(target, IItemLabelProvider.class);
                descriptor = ExtendedImageRegistry.getInstance()
                        .getImageDescriptor(myLabelProvider.getImage(target));

            }
            if (descriptor == null) {
                descriptor = ImageDescriptor.getMissingImageDescriptor();
            }
            return DiagramUIPlugin.getPlugin().getImage(descriptor);
        }

    };

}

From source file:org.eclipse.sirius.diagram.ui.tools.internal.views.providers.outline.OutlineLabelProvider.java

License:Open Source License

/**
 * Returns the image for the label of the given DNodeLabelItemProvider.
 * /*ww  w .  ja v  a  2s  .  c o  m*/
 * @param element
 *            the element for which to provide the label image
 * @return the image used to label the element, or <code>null</code> if
 *         there is no image for the given object
 */
private Image getImage(final AbstractDDiagramElementLabelItemProvider element) {
    Image result;
    ImageDescriptor descriptor = ExtendedImageRegistry.getInstance()
            .getImageDescriptor(element.getImage(element.getTarget()));
    if (descriptor == null) {
        descriptor = ImageDescriptor.getMissingImageDescriptor();
    }
    result = DiagramUIPlugin.getPlugin().getImage(descriptor);

    Option<DDiagramElement> optionTarget = element.getDiagramElementTarget();
    if (optionTarget.some() && new DDiagramElementQuery(optionTarget.get()).isLabelHidden()) {
        result = getDecoratedImage(result, DiagramImagesPath.HIDDEN_DECORATOR, IDecoration.TOP_LEFT);
    }

    return result;
}

From source file:org.eclipse.sirius.diagram.ui.tools.internal.views.providers.outline.OutlineLabelProvider.java

License:Open Source License

/**
 * Returns the image for the label of the given DSemanticDecorator.
 * /*www  .  j ava2 s  .c  om*/
 * @param element
 *            the element for which to provide the label image
 * @return the image used to label the element, or <code>null</code> if
 *         there is no image for the given object
 */
private Image getImage(DSemanticDecorator element) {
    Image result = null;
    final EObject target = element.getTarget();
    if (target != null) {
        final IItemLabelProvider labelProvider = (IItemLabelProvider) this.factory.adapt(target,
                IItemLabelProvider.class);
        if (labelProvider != null) {
            ImageDescriptor descriptor = ExtendedImageRegistry.getInstance()
                    .getImageDescriptor(labelProvider.getImage(target));
            if (descriptor == null) {
                descriptor = ImageDescriptor.getMissingImageDescriptor();
            }
            result = DiagramUIPlugin.getPlugin().getImage(descriptor);

            if (element instanceof DEdge) {
                result = getDecoratedImage(result, DiagramImagesPath.VIEW_EDGE_DECORATOR,
                        IDecoration.BOTTOM_LEFT);
                result = computeFoldDecorator(result, (DEdge) element);
            }

            if (element instanceof DDiagramElement) {
                DDiagramElementQuery query = new DDiagramElementQuery((DDiagramElement) element);
                if (query.isHidden()) {
                    result = getDecoratedImage(result, DiagramImagesPath.HIDDEN_DECORATOR,
                            IDecoration.TOP_LEFT);
                }
                if (element instanceof DDiagramElementContainer && query.isLabelHidden()) {
                    result = getDecoratedImage(result, DiagramImagesPath.HIDDEN_LABEL_DECORATOR,
                            IDecoration.BOTTOM_RIGHT);
                }
            }
        }
    }
    return result;
}

From source file:org.eclipse.sirius.tests.sample.migration.design.Draw2dToSiriusModelTransformer.java

License:Open Source License

private String getIconPath(org.eclipse.sirius.viewpoint.BasicLabelStyle viewpointBasicLabelStyle,
        AbstractDiagramNameEditPart abstractDiagramNameEditPart) {
    String iconPath = "";
    String modelIconPath = viewpointBasicLabelStyle.getIconPath();
    IFigure figure = abstractDiagramNameEditPart.getFigure();
    if (figure instanceof SiriusWrapLabel) {
        SiriusWrapLabel viewpointWrapLabel = (SiriusWrapLabel) figure;
        Image icon = viewpointWrapLabel.getIcon();
        if (modelIconPath != null && modelIconPath.length() > 0) {
            File imageFile = FileProvider.getDefault().getFile(new Path(modelIconPath));
            if (imageFile != null) {
                try {
                    ImageDescriptor imageDescriptor = DiagramUIPlugin.Implementation
                            .findImageDescriptor(imageFile.toURI().toURL());
                    if (imageDescriptor == null) {
                        imageDescriptor = ImageDescriptor.getMissingImageDescriptor();
                    }/*from  w  ww .  j a v  a2 s .c  om*/
                    Image image = DiagramUIPlugin.getPlugin().getImage(imageDescriptor);
                    if (areEqualImages(image, icon)) {
                        iconPath = modelIconPath;
                    }
                } catch (MalformedURLException e) {
                    e.printStackTrace();
                }
            }
        }

    }
    return iconPath;
}

From source file:org.eclipse.sirius.tree.ui.tools.internal.editor.provider.DTreeColumnLabelProvider.java

License:Open Source License

private Image getCustomImage(BasicLabelStyle bls) {
    Image customImage = null;//w w  w . j  av a  2  s  . c om
    if (bls != null && !StringUtil.isEmpty(bls.getIconPath())) {
        ImageDescriptor descriptor = null;
        String iconPath = bls.getIconPath();
        final File imageFile = FileProvider.getDefault().getFile(new Path(iconPath));
        if (imageFile != null && imageFile.exists() && imageFile.canRead()) {
            try {
                descriptor = ImageDescriptor.createFromURL(imageFile.toURI().toURL());
            } catch (MalformedURLException e) {
                // log a waring later.
            }
        }

        if (descriptor == null) {
            SiriusPlugin.getDefault().warning("Icon file \"" + iconPath + "\" not found", null);
            descriptor = ImageDescriptor.getMissingImageDescriptor();
        }

        customImage = TreeUIPlugin.getImage(descriptor);
    }
    return customImage;
}