Example usage for org.eclipse.jface.resource ColorDescriptor createColor

Introduction

In this page you can find the example usage for org.eclipse.jface.resource ColorDescriptor createColor.

Prototype

public abstract Color createColor(Device device) throws DeviceResourceException;

Source Link

Document

Returns the Color described by this descriptor.

Usage

From source file:net.enilink.komma.edit.ui.provider.ExtendedColorRegistry.java

License:Open Source License

public Color getColor(Color foregroundColor, Color backgroundColor, Object object) {
    if (object instanceof Color) {
        return (Color) object;
    } else {/*  w  ww  .  j a  v  a2 s .  c  om*/
        Collection<Object> key = new ArrayList<Object>(2);
        key.add(foregroundColor);
        key.add(backgroundColor);
        key.add(object);

        Display display = Display.getCurrent();
        Color result = null;
        Map<Collection<?>, Color> cache = null;
        if (display != null) {
            synchronized (display) {
                cache = colors.get(display);
                if (cache == null) {
                    hookDisplayDispose(display);
                    cache = new HashMap<Collection<?>, Color>();
                    colors.put(display, cache);
                }
                result = cache.get(object);
            }
        }
        if (result == null) {
            if (object instanceof ColorDescriptor) {
                ColorDescriptor colorDescriptor = (ColorDescriptor) object;
                try {
                    result = colorDescriptor.createColor(display);
                } catch (DeviceResourceException exception) {
                    KommaEditUIPlugin.INSTANCE.log(exception);
                }
            } else if (object instanceof URI) {
                URI colorURI = (URI) object;
                if (!"color".equals(colorURI.scheme())) {
                    throw new IllegalArgumentException("Only 'color' scheme is recognized" + colorURI);
                }

                RGB colorData;
                if ("rgb".equals(colorURI.authority())) {
                    int red = Integer.parseInt(colorURI.segment(0));
                    int green = Integer.parseInt(colorURI.segment(1));
                    int blue = Integer.parseInt(colorURI.segment(2));
                    colorData = new RGB(red, green, blue);
                } else if ("hsb".equals(colorURI.authority())) {
                    float[] hsb = new float[3];
                    for (int i = 0; i < 3; ++i) {
                        String segment = colorURI.segment(i);
                        hsb[i] = "".equals(segment) || "foreground".equals(segment)
                                ? foregroundColor.getRGB().getHSB()[i]
                                : "background".equals(segment) ? backgroundColor.getRGB().getHSB()[i]
                                        : Float.parseFloat(segment);
                    }
                    colorData = new RGB(hsb[0], hsb[1], hsb[2]);
                } else {
                    throw new IllegalArgumentException(
                            "Only 'rgb' and 'hsb' authority are recognized" + colorURI);
                }

                try {
                    result = ColorDescriptor.createFrom(colorData).createColor(display);
                } catch (DeviceResourceException exception) {
                    KommaEditUIPlugin.INSTANCE.log(exception);
                }
            }

            if (result != null && display != null) {
                synchronized (display) {
                    cache.put(key, result);
                }
            }
        }
        return result;
    }
}

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From source file:org.eclipse.e4mf.edit.ui.provider.ExtendedColorRegistry.java

License:Open Source License

public Color getColor(Color foregroundColor, Color backgroundColor, Object object) {
    if (object instanceof Color) {
        return (Color) object;
    } else {/*w  ww.  jav a 2  s .co m*/
        Collection<Object> key = new ArrayList<Object>(2);
        key.add(foregroundColor);
        key.add(backgroundColor);
        key.add(object);

        Color result = table.get(key);
        if (result == null) {
            if (object instanceof ColorDescriptor) {
                ColorDescriptor colorDescriptor = (ColorDescriptor) object;
                try {
                    result = colorDescriptor.createColor(display);
                } catch (DeviceResourceException exception) {
                    EMFEditUIPlugin.INSTANCE.log(exception);
                }
            } else if (object instanceof URI) {
                URI colorURI = (URI) object;
                if (!"color".equals(colorURI.scheme())) {
                    throw new IllegalArgumentException("Only 'color' scheme is recognized" + colorURI);
                }

                RGB colorData;
                if ("rgb".equals(colorURI.authority())) {
                    int red = Integer.parseInt(colorURI.segment(0));
                    int green = Integer.parseInt(colorURI.segment(1));
                    int blue = Integer.parseInt(colorURI.segment(2));
                    colorData = new RGB(red, green, blue);
                } else if ("hsb".equals(colorURI.authority())) {
                    float[] hsb = new float[3];
                    for (int i = 0; i < 3; ++i) {
                        String segment = colorURI.segment(i);
                        hsb[i] = "".equals(segment) || "foreground".equals(segment)
                                ? foregroundColor.getRGB().getHSB()[i]
                                : "background".equals(segment) ? backgroundColor.getRGB().getHSB()[i]
                                        : Float.parseFloat(segment);
                    }
                    colorData = new RGB(hsb[0], hsb[1], hsb[2]);
                } else {
                    throw new IllegalArgumentException(
                            "Only 'rgb' and 'hsb' authority are recognized" + colorURI);
                }

                try {
                    result = ColorDescriptor.createFrom(colorData).createColor(display);
                } catch (DeviceResourceException exception) {
                    EMFEditUIPlugin.INSTANCE.log(exception);
                }
            }

            if (result != null) {
                table.put(key, result);
            }
        }
        return result;
    }
}

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From source file:org.eclipse.emf.ecp.internal.ui.view.emf.ExtendedColorRegistry.java

License:Open Source License

public Color getColor(Color foregroundColor, Color backgroundColor, Object object) {
    if (object instanceof Color) {
        return (Color) object;
    } else {//w w  w .  j  av  a 2 s .c om
        final Collection<Object> key = new ArrayList<Object>(2);
        key.add(foregroundColor);
        key.add(backgroundColor);
        key.add(object);

        Color result = table.get(key);
        if (result == null) {
            if (object instanceof ColorDescriptor) {
                final ColorDescriptor colorDescriptor = (ColorDescriptor) object;
                try {
                    result = colorDescriptor.createColor(display);
                } catch (final DeviceResourceException exception) {
                    Activator.log(exception);
                }
            } else if (object instanceof URI) {
                final URI colorURI = (URI) object;
                if (!"color".equals(colorURI.scheme())) {
                    throw new IllegalArgumentException("Only 'color' scheme is recognized" + colorURI);
                }

                RGB colorData;
                if ("rgb".equals(colorURI.authority())) {
                    final int red = Integer.parseInt(colorURI.segment(0));
                    final int green = Integer.parseInt(colorURI.segment(1));
                    final int blue = Integer.parseInt(colorURI.segment(2));
                    colorData = new RGB(red, green, blue);
                } else if ("hsb".equals(colorURI.authority())) {
                    final float[] hsb = new float[3];
                    for (int i = 0; i < 3; ++i) {
                        final String segment = colorURI.segment(i);
                        hsb[i] = "".equals(segment) || "foreground".equals(segment)
                                ? foregroundColor.getRGB().getHSB()[i]
                                : "background".equals(segment) ? backgroundColor.getRGB().getHSB()[i]
                                        : Float.parseFloat(segment);
                    }
                    colorData = new RGB(hsb[0], hsb[1], hsb[2]);
                } else {
                    throw new IllegalArgumentException(
                            "Only 'rgb' and 'hsb' authority are recognized" + colorURI);
                }

                try {
                    result = ColorDescriptor.createFrom(colorData).createColor(display);
                } catch (final DeviceResourceException exception) {
                    Activator.log(exception);
                }
            }

            if (result != null) {
                table.put(key, result);
            }
        }
        return result;
    }
}

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From source file:org.eclipse.ui.tests.themes.JFaceThemeTest.java

License:Open Source License

/**
* Tests to ensure correct behavior of getColorDescriptor methods.
*///from w w  w  .j  av  a2 s  .com
public void testDefaultColorDescriptor() {
    ColorDescriptor desc = getDefaultTheme().getColorRegistry().getColorDescriptor("somegarbage");
    assertNotNull(desc);
    Color color = desc.createColor(getWorkbench().getDisplay());
    assertNotNull(color);
    color.dispose();

    desc = getDefaultTheme().getColorRegistry().getColorDescriptor("somegarbage", null);
    assertNull(desc);

    desc = getDefaultTheme().getColorRegistry().getColorDescriptor("somegarbage",
            ColorDescriptor.createFrom(new RGB(0, 0, 0)));
    assertNotNull(desc);
    color = desc.createColor(getWorkbench().getDisplay());
    assertNotNull(color);
    color.dispose();
}

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From source file:org.xmind.ui.properties.PropertyEditingEntry.java

License:Open Source License

private void updateLabels() {
    Object value = source.getPropertyValue(descriptor.getId());
    if (nameLayout != null && !nameLayout.isDisposed()) {
        nameLayout.setText(descriptor.getDisplayName());
        nameLayout.setStyle(new TextStyle(canvas.getFont(), canvas.getForeground(), null), 0,
                nameLayout.getText().length());
    }/*from w w w.  j  a  va2s  .co  m*/
    ILabelDescriptor labelDescriptor = descriptor.getLabelDescriptor();
    ImageDescriptor image = labelDescriptor == null ? null : labelDescriptor.getImage(value);
    if (valueImage != null) {
        valueImage.dispose();
    }
    valueImage = image == null ? null : image.createImage(false, Display.getCurrent());

    ColorDescriptor color = labelDescriptor == null ? null : labelDescriptor.getForeground(value);
    if (valueColor != null) {
        valueColor.dispose();
    }
    valueColor = color == null ? null : color.createColor(Display.getCurrent());

    FontDescriptor font = labelDescriptor == null ? null : labelDescriptor.getFont(value);
    if (valueFont != null) {
        valueFont.dispose();
    }
    valueFont = font == null ? null : font.createFont(Display.getCurrent());

    if (valueLayout != null && !valueLayout.isDisposed()) {
        String valueText = labelDescriptor == null ? (value == null ? "" //$NON-NLS-1$
                : value.toString()) : labelDescriptor.getText(value);
        if (valueText == null)
            valueText = ""; //$NON-NLS-1$
        valueLayout.setText(valueText);
        valueLayout.setStyle(new TextStyle(valueFont == null ? canvas.getFont() : valueFont,
                valueColor == null ? canvas.getForeground() : valueColor, null), 0, valueText.length());
    }
    //        canvas.layout(true);
    canvas.redraw();
}

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From source file:org.xmind.ui.viewers.CachedLabelProvider.java

License:Open Source License

public Color getForeground(Object element) {
    if (labelDescriptor == null)
        return getDefaultForeground(element);
    Color color = foregroundColors.get(element);
    if (color == null || color.isDisposed()) {
        ColorDescriptor colorDescriptor = labelDescriptor.getForeground(element);
        color = colorDescriptor == null ? null : colorDescriptor.createColor(Display.getCurrent());
        foregroundColors.put(element, color);
    }//from   w w  w .j  av a 2 s .c o m
    return color;
}

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From source file:org.xmind.ui.viewers.CachedLabelProvider.java

License:Open Source License

public Color getBackground(Object element) {
    if (labelDescriptor == null)
        return getDefaultBackground(element);
    Color color = backgroundColors.get(element);
    if (color == null || color.isDisposed()) {
        ColorDescriptor colorDescriptor = labelDescriptor.getBackground(element);
        color = colorDescriptor == null ? null : colorDescriptor.createColor(Display.getCurrent());
        backgroundColors.put(element, color);
    }//w  w w.j a v  a  2  s  .  c  om
    return color;
}

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