Example usage for org.eclipse.jface.viewers IToolTipProvider getToolTipText

Introduction

In this page you can find the example usage for org.eclipse.jface.viewers IToolTipProvider getToolTipText.

Prototype

public String getToolTipText(Object element);

Source Link

Document

Get the text displayed in the tool tip for object.

Usage

From source file:org.eclipse.gef4.zest.fx.jface.ZestContentViewer.java

License:Open Source License

/**
 * Creates a {@link Node} for the specified <i>contentNode</i> using the
 * {@link IContentProvider} and {@link ILabelProvider}. Moreover, the new
 * node is put into the given <i>contentToGraphMap</i>.
 *
 * @param contentNode/*from w w w.  j a  va2s  .  c  om*/
 *            The content {@link Object} that represents the node.
 * @param graphContentProvider
 *            This viewer's {@link IGraphNodeContentProvider} for
 *            convenience.
 * @param labelProvider
 *            This viewer's {@link ILabelProvider} for convenience.
 * @return The new {@link Node}.
 */
protected Node createNode(Object contentNode, IGraphNodeContentProvider graphContentProvider,
        ILabelProvider labelProvider) {
    // do not create the same node twice
    if (contentNodeMap.containsKey(contentNode)) {
        throw new IllegalStateException("A node for content <" + contentNode + "> has already been created.");
    }

    Node node = new Node();
    contentNodeMap.put(contentNode, node);

    // label
    String label = labelProvider.getText(contentNode);
    if (label != null) {
        ZestProperties.setLabel(node, label);
    }

    // icon
    Image icon = labelProvider.getImage(contentNode);
    if (icon != null) {
        ZestProperties.setIcon(node, SWTFXUtils.toFXImage(icon.getImageData(), null));
    }

    // tooltip
    if (labelProvider instanceof IToolTipProvider) {
        IToolTipProvider toolTipProvider = (IToolTipProvider) labelProvider;
        String toolTipText = toolTipProvider.getToolTipText(contentNode);
        if (toolTipText != null) {
            ZestProperties.setTooltip(node, toolTipText);
        }
    }

    String textCssStyle = "";

    // colors
    if (labelProvider instanceof IColorProvider) {
        IColorProvider colorProvider = (IColorProvider) labelProvider;
        Color foreground = colorProvider.getForeground(contentNode);
        Color background = colorProvider.getBackground(contentNode);
        String rectCssStyle = "";
        if (background != null) {
            rectCssStyle = rectCssStyle + "-fx-fill: " + toCssRgb(background) + ";";
        }
        if (foreground != null) {
            rectCssStyle = rectCssStyle + "-fx-stroke: " + toCssRgb(foreground) + ";";
            textCssStyle = "-fx-fill: " + toCssRgb(foreground) + ";";
        }
        if (!rectCssStyle.isEmpty()) {
            ZestProperties.setNodeRectCssStyle(node, rectCssStyle);
        }
    }

    // font
    if (labelProvider instanceof IFontProvider) {
        IFontProvider fontProvider = (IFontProvider) labelProvider;
        Font font = fontProvider.getFont(contentNode);
        FontData[] fontData = font == null ? null : font.getFontData();
        if (fontData != null && fontData.length > 0 && fontData[0] != null) {
            String name = fontData[0].getName();
            int size = fontData[0].getHeight();
            int style = fontData[0].getStyle();

            // TODO: support all SWT font styles
            boolean isBold = (style & SWT.BOLD) != 0;
            boolean isItalic = (style & SWT.ITALIC) != 0;

            textCssStyle = textCssStyle + "-fx-font-family: \"" + name + "\";" + "-fx-font-size: " + size
                    + "pt;";
            if (isItalic) {
                textCssStyle = textCssStyle + "-fx-font-style: italic;";
            }
            if (isBold) {
                textCssStyle = textCssStyle + "-fx-font-weight: bold;";
            }
        }
    }

    ZestProperties.setNodeTextCssStyle(node, textCssStyle);

    // custom attributes
    if (labelProvider instanceof IGraphNodeLabelProvider) {
        IGraphNodeLabelProvider graphNodeLabelProvider = (IGraphNodeLabelProvider) labelProvider;
        Map<String, Object> nodeAttributes = graphNodeLabelProvider.getNodeAttributes(contentNode);
        if (nodeAttributes != null) {
            node.getAttributes().putAll(nodeAttributes);
        }
    }

    // create nested graph (optional)
    if (graphContentProvider instanceof INestedGraphContentProvider) {
        INestedGraphContentProvider nestedGraphProvider = (INestedGraphContentProvider) graphContentProvider;
        if (nestedGraphProvider.hasChildren(contentNode)) {
            Graph graph = createNestedGraph(contentNode, nestedGraphProvider, labelProvider);
            graph.setNestingNode(node);
        }
    }

    return node;
}

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From source file:org.eclipse.gef4.zest.fx.ui.jface.ZestContentViewer.java

License:Open Source License

/**
 * Creates a {@link Node} for the specified <i>contentNode</i> using the
 * {@link IContentProvider} and {@link ILabelProvider}. Moreover, the new
 * node is put into the given <i>contentToGraphMap</i>.
 *
 * @param contentNode/*  w  w w .j a v  a 2 s .c o m*/
 * @param graphContentProvider
 *            This viewer's {@link IGraphNodeContentProvider} for
 *            convenience.
 * @param labelProvider
 *            This viewer's {@link ILabelProvider} for convenience.
 * @return The new {@link Node}.
 */
protected Node createNode(Object contentNode, IGraphNodeContentProvider graphContentProvider,
        ILabelProvider labelProvider) {
    // do not create the same node twice
    if (contentNodeMap.containsKey(contentNode)) {
        throw new IllegalStateException("A node for content <" + contentNode + "> has already been created.");
    }

    Node node = new Node();
    contentNodeMap.put(contentNode, node);

    // label
    String label = labelProvider.getText(contentNode);
    if (label != null) {
        ZestProperties.setLabel(node, label);
    }

    // icon
    Image icon = labelProvider.getImage(contentNode);
    if (icon != null) {
        ZestProperties.setIcon(node, SWTFXUtils.toFXImage(icon.getImageData(), null));
    }

    // tooltip
    if (labelProvider instanceof IToolTipProvider) {
        IToolTipProvider toolTipProvider = (IToolTipProvider) labelProvider;
        String toolTipText = toolTipProvider.getToolTipText(contentNode);
        if (toolTipText != null) {
            ZestProperties.setTooltip(node, toolTipText);
        }
    }

    String textCssStyle = "";

    // colors
    if (labelProvider instanceof IColorProvider) {
        IColorProvider colorProvider = (IColorProvider) labelProvider;
        Color foreground = colorProvider.getForeground(contentNode);
        Color background = colorProvider.getBackground(contentNode);
        String rectCssStyle = "";
        if (background != null) {
            rectCssStyle = rectCssStyle + "-fx-fill: " + toCssRgb(background) + ";";
        }
        if (foreground != null) {
            rectCssStyle = rectCssStyle + "-fx-stroke: " + toCssRgb(foreground) + ";";
            textCssStyle = "-fx-fill: " + toCssRgb(foreground) + ";";
        }
        if (!rectCssStyle.isEmpty()) {
            ZestProperties.setNodeRectCssStyle(node, rectCssStyle);
        }
    }

    // font
    if (labelProvider instanceof IFontProvider) {
        IFontProvider fontProvider = (IFontProvider) labelProvider;
        Font font = fontProvider.getFont(contentNode);
        FontData[] fontData = font == null ? null : font.getFontData();
        if (fontData != null && fontData.length > 0 && fontData[0] != null) {
            String name = fontData[0].getName();
            int size = fontData[0].getHeight();
            int style = fontData[0].getStyle();

            // TODO: support all SWT font styles
            boolean isBold = (style & SWT.BOLD) != 0;
            boolean isItalic = (style & SWT.ITALIC) != 0;

            textCssStyle = textCssStyle + "-fx-font-family: \"" + name + "\";" + "-fx-font-size: " + size
                    + "pt;";
            if (isItalic) {
                textCssStyle = textCssStyle + "-fx-font-style: italic;";
            }
            if (isBold) {
                textCssStyle = textCssStyle + "-fx-font-weight: bold;";
            }
        }
    }

    ZestProperties.setNodeTextCssStyle(node, textCssStyle);

    // custom attributes
    if (labelProvider instanceof IGraphNodeLabelProvider) {
        IGraphNodeLabelProvider graphNodeLabelProvider = (IGraphNodeLabelProvider) labelProvider;
        Map<String, Object> nodeAttributes = graphNodeLabelProvider.getNodeAttributes(contentNode);
        if (nodeAttributes != null) {
            node.getAttrs().putAll(nodeAttributes);
        }
    }

    // create nested graph (optional)
    if (graphContentProvider instanceof INestedGraphContentProvider) {
        INestedGraphContentProvider nestedGraphProvider = (INestedGraphContentProvider) graphContentProvider;
        if (nestedGraphProvider.hasChildren(contentNode)) {
            Graph graph = createNestedGraph(contentNode, nestedGraphProvider, labelProvider);
            graph.setNestingNode(node);
        }
    }

    return node;
}

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From source file:org.eclipse.viatra.integration.zest.viewer.ZestContentViewer.java

License:Open Source License

private void doFormatNode(final Object contentNode, IContentProvider graphContentProvider,
        final ILabelProvider labelProvider, Node node) {
    // label//from  w w  w .  j  a v a2  s  . c  om
    ZestProperties.setLabel(node, () -> labelProvider.getText(contentNode));

    // icon
    // TODO: use provider
    Image icon = labelProvider.getImage(contentNode);
    if (icon != null) {
        ZestProperties.setIcon(node, SWTFXUtils.toFXImage(icon.getImageData(), null));
    }

    // tooltip
    if (labelProvider instanceof IToolTipProvider) {
        final IToolTipProvider toolTipProvider = (IToolTipProvider) labelProvider;
        ZestProperties.setTooltip(node, () -> toolTipProvider.getToolTipText(contentNode));
    }

    String textCssStyle = "";

    // colors
    if (labelProvider instanceof IColorProvider) {
        IColorProvider colorProvider = (IColorProvider) labelProvider;
        Color foreground = colorProvider.getForeground(contentNode);
        Color background = colorProvider.getBackground(contentNode);
        String rectCssStyle = "";
        if (background != null) {
            rectCssStyle = rectCssStyle + "-fx-fill: " + toCssRgb(background) + ";";
        }
        if (foreground != null) {
            rectCssStyle = rectCssStyle + "-fx-stroke: " + toCssRgb(foreground) + ";";
            textCssStyle = "-fx-fill: " + toCssRgb(foreground) + ";";
        }
        if (!rectCssStyle.isEmpty()) {
            ZestProperties.setShapeCssStyle(node, rectCssStyle);
        }
    }

    // font
    if (labelProvider instanceof IFontProvider) {
        IFontProvider fontProvider = (IFontProvider) labelProvider;
        Font font = fontProvider.getFont(contentNode);
        FontData[] fontData = font == null ? null : font.getFontData();
        if (fontData != null && fontData.length > 0 && fontData[0] != null) {
            String name = fontData[0].getName();
            int size = fontData[0].getHeight();
            int style = fontData[0].getStyle();

            // TODO: support all SWT font styles
            boolean isBold = (style & SWT.BOLD) != 0;
            boolean isItalic = (style & SWT.ITALIC) != 0;

            textCssStyle = textCssStyle + "-fx-font-family: \"" + name + "\";" + "-fx-font-size: " + size
                    + "pt;";
            if (isItalic) {
                textCssStyle = textCssStyle + "-fx-font-style: italic;";
            }
            if (isBold) {
                textCssStyle = textCssStyle + "-fx-font-weight: bold;";
            }
        }
    }

    ZestProperties.setLabelCssStyle(node, textCssStyle);

    // custom attributes
    if (labelProvider instanceof IGraphAttributesProvider) {
        IGraphAttributesProvider graphNodeLabelProvider = (IGraphAttributesProvider) labelProvider;
        Map<String, Object> nodeAttributes = graphNodeLabelProvider.getNodeAttributes(contentNode);
        if (nodeAttributes != null) {
            node.attributesProperty().putAll(nodeAttributes);
        }
    }

    // create nested graph (optional)
    createNestedGraph(contentNode, graphContentProvider, labelProvider);
}

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