Example usage for org.eclipse.swt.graphics Color getRGB

Introduction

In this page you can find the example usage for org.eclipse.swt.graphics Color getRGB.

Prototype

public RGB getRGB() 

Source Link

Usage

From source file:ImageFromByteArray.java

public static void main(String[] args) {
    Display display = new Display();
    Color white = display.getSystemColor(SWT.COLOR_WHITE);
    Color black = display.getSystemColor(SWT.COLOR_BLACK);
    Color yellow = display.getSystemColor(SWT.COLOR_YELLOW);
    Color red = display.getSystemColor(SWT.COLOR_RED);
    Color green = display.getSystemColor(SWT.COLOR_GREEN);
    Color blue = display.getSystemColor(SWT.COLOR_BLUE);

    // Create a source ImageData of depth 4
    PaletteData palette = new PaletteData(new RGB[] { black.getRGB(), white.getRGB(), yellow.getRGB(),
            red.getRGB(), blue.getRGB(), green.getRGB() });
    ImageData sourceData = new ImageData(16, 16, 4, palette, 1, srcData);

    Shell shell = new Shell(display);
    final Image source = new Image(display, sourceData);
    shell.addPaintListener(new PaintListener() {
        public void paintControl(PaintEvent e) {
            GC gc = e.gc;/*  w  w  w . j  a v  a  2  s .co m*/
            gc.drawImage(source, 20, 20);
        }
    });
    shell.setSize(150, 150);
    shell.open();

    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    source.dispose();
    display.dispose();
}

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From source file:org.eclipse.swt.snippets.Snippet119.java

public static void main(String[] args) {
    Display display = new Display();
    Color white = display.getSystemColor(SWT.COLOR_WHITE);
    Color black = display.getSystemColor(SWT.COLOR_BLACK);
    Color yellow = display.getSystemColor(SWT.COLOR_YELLOW);
    Color red = display.getSystemColor(SWT.COLOR_RED);
    Color green = display.getSystemColor(SWT.COLOR_GREEN);
    Color blue = display.getSystemColor(SWT.COLOR_BLUE);

    //Create a source ImageData of depth 4
    PaletteData palette = new PaletteData(black.getRGB(), white.getRGB(), yellow.getRGB(), red.getRGB(),
            blue.getRGB(), green.getRGB());
    ImageData sourceData = new ImageData(16, 16, 4, palette, 1, srcData);

    //Create a mask ImageData of depth 1 (monochrome)
    palette = new PaletteData(black.getRGB(), white.getRGB());
    ImageData maskData = new ImageData(16, 16, 1, palette, 1, mskData);

    //Set mask//w w  w.j  av  a 2  s.  co  m
    sourceData.maskData = maskData.data;
    sourceData.maskPad = maskData.scanlinePad;

    //Create cursor
    Cursor cursor = new Cursor(display, sourceData, 10, 10);

    //Remove mask to draw them separately just to show what they look like
    sourceData.maskData = null;
    sourceData.maskPad = -1;

    Shell shell = new Shell(display);
    shell.setText("Snippet 119");
    final Image source = new Image(display, sourceData);
    final Image mask = new Image(display, maskData);
    shell.addPaintListener(e -> {
        GC gc = e.gc;
        int x = 10, y = 10;
        String stringSource = "source: ";
        String stringMask = "mask: ";
        gc.drawString(stringSource, x, y);
        gc.drawString(stringMask, x, y + 30);
        x += Math.max(gc.stringExtent(stringSource).x, gc.stringExtent(stringMask).x);
        gc.drawImage(source, x, y);
        gc.drawImage(mask, x, y + 30);
    });
    shell.setSize(150, 150);
    shell.open();
    shell.setCursor(cursor);

    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    cursor.dispose();
    source.dispose();
    mask.dispose();
    display.dispose();
}

---

From source file:Snippet119.java

public static void main(String[] args) {
    Display display = new Display();
    Color white = display.getSystemColor(SWT.COLOR_WHITE);
    Color black = display.getSystemColor(SWT.COLOR_BLACK);
    Color yellow = display.getSystemColor(SWT.COLOR_YELLOW);
    Color red = display.getSystemColor(SWT.COLOR_RED);
    Color green = display.getSystemColor(SWT.COLOR_GREEN);
    Color blue = display.getSystemColor(SWT.COLOR_BLUE);

    // Create a source ImageData of depth 4
    PaletteData palette = new PaletteData(new RGB[] { black.getRGB(), white.getRGB(), yellow.getRGB(),
            red.getRGB(), blue.getRGB(), green.getRGB() });
    ImageData sourceData = new ImageData(16, 16, 4, palette, 1, srcData);

    // Create a mask ImageData of depth 1 (monochrome)
    palette = new PaletteData(new RGB[] { black.getRGB(), white.getRGB(), });
    ImageData maskData = new ImageData(16, 16, 1, palette, 1, mskData);

    // Set mask/*from  w w w  .j  a  va2s  .  c  om*/
    sourceData.maskData = maskData.data;
    sourceData.maskPad = maskData.scanlinePad;

    // Create cursor
    Cursor cursor = new Cursor(display, sourceData, 10, 10);

    // Remove mask to draw them separately just to show what they look like
    sourceData.maskData = null;
    sourceData.maskPad = -1;

    Shell shell = new Shell(display);
    final Image source = new Image(display, sourceData);
    final Image mask = new Image(display, maskData);
    shell.addPaintListener(new PaintListener() {
        public void paintControl(PaintEvent e) {
            GC gc = e.gc;
            int x = 10, y = 10;
            String stringSource = "source: ";
            String stringMask = "mask: ";
            gc.drawString(stringSource, x, y);
            gc.drawString(stringMask, x, y + 30);
            x += Math.max(gc.stringExtent(stringSource).x, gc.stringExtent(stringMask).x);
            gc.drawImage(source, x, y);
            gc.drawImage(mask, x, y + 30);
        }
    });
    shell.setSize(150, 150);
    shell.open();
    shell.setCursor(cursor);

    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    cursor.dispose();
    source.dispose();
    mask.dispose();
    display.dispose();
}

---

From source file:org.eclipse.swt.examples.controlexample.LinkTab.java

@Override
void changeFontOrColor(int index) {
    switch (index) {
    case LINK_FOREGROUND_COLOR: {
        Color oldColor = linkForegroundColor;
        if (oldColor == null)
            oldColor = link1.getLinkForeground();
        colorDialog.setRGB(oldColor.getRGB());
        RGB rgb = colorDialog.open();//ww w.j a  va2 s  .c  o  m
        if (rgb == null)
            return;
        oldColor = linkForegroundColor;
        linkForegroundColor = new Color(display, rgb);
        setLinkForeground();
        if (oldColor != null)
            oldColor.dispose();
    }
        break;
    default:
        super.changeFontOrColor(index);
    }
}

---

From source file:org.eclipse.swt.examples.controlexample.CTabFolderTab.java

@Override
void changeFontOrColor(int index) {
    switch (index) {
    case SELECTION_FOREGROUND_COLOR: {
        Color oldColor = selectionForegroundColor;
        if (oldColor == null)
            oldColor = tabFolder1.getSelectionForeground();
        colorDialog.setRGB(oldColor.getRGB());
        RGB rgb = colorDialog.open();//  www.  j  av a 2s  .c om
        if (rgb == null)
            return;
        oldColor = selectionForegroundColor;
        selectionForegroundColor = new Color(display, rgb);
        setSelectionForeground();
        if (oldColor != null)
            oldColor.dispose();
    }
        break;
    case SELECTION_BACKGROUND_COLOR: {
        Color oldColor = selectionBackgroundColor;
        if (oldColor == null)
            oldColor = tabFolder1.getSelectionBackground();
        colorDialog.setRGB(oldColor.getRGB());
        RGB rgb = colorDialog.open();
        if (rgb == null)
            return;
        oldColor = selectionBackgroundColor;
        selectionBackgroundColor = new Color(display, rgb);
        setSelectionBackground();
        if (oldColor != null)
            oldColor.dispose();
    }
        break;
    case ITEM_FONT: {
        Font oldFont = itemFont;
        if (oldFont == null)
            oldFont = tabFolder1.getItem(0).getFont();
        fontDialog.setFontList(oldFont.getFontData());
        FontData fontData = fontDialog.open();
        if (fontData == null)
            return;
        oldFont = itemFont;
        itemFont = new Font(display, fontData);
        setItemFont();
        setExampleWidgetSize();
        if (oldFont != null)
            oldFont.dispose();
    }
        break;
    default:
        super.changeFontOrColor(index);
    }
}

---

From source file:org.eclipse.swt.examples.controlexample.TableTab.java

@Override
void changeFontOrColor(int index) {
    switch (index) {
    case ITEM_FOREGROUND_COLOR: {
        Color oldColor = itemForegroundColor;
        if (oldColor == null)
            oldColor = table1.getItem(0).getForeground();
        colorDialog.setRGB(oldColor.getRGB());
        RGB rgb = colorDialog.open();//from  www. j  a  v a2s .  c o m
        if (rgb == null)
            return;
        oldColor = itemForegroundColor;
        itemForegroundColor = new Color(display, rgb);
        setItemForeground();
        if (oldColor != null)
            oldColor.dispose();
    }
        break;
    case ITEM_BACKGROUND_COLOR: {
        Color oldColor = itemBackgroundColor;
        if (oldColor == null)
            oldColor = table1.getItem(0).getBackground();
        colorDialog.setRGB(oldColor.getRGB());
        RGB rgb = colorDialog.open();
        if (rgb == null)
            return;
        oldColor = itemBackgroundColor;
        itemBackgroundColor = new Color(display, rgb);
        setItemBackground();
        if (oldColor != null)
            oldColor.dispose();
    }
        break;
    case ITEM_FONT: {
        Font oldFont = itemFont;
        if (oldFont == null)
            oldFont = table1.getItem(0).getFont();
        fontDialog.setFontList(oldFont.getFontData());
        FontData fontData = fontDialog.open();
        if (fontData == null)
            return;
        oldFont = itemFont;
        itemFont = new Font(display, fontData);
        setItemFont();
        setExampleWidgetSize();
        if (oldFont != null)
            oldFont.dispose();
    }
        break;
    case CELL_FOREGROUND_COLOR: {
        Color oldColor = cellForegroundColor;
        if (oldColor == null)
            oldColor = table1.getItem(0).getForeground(1);
        colorDialog.setRGB(oldColor.getRGB());
        RGB rgb = colorDialog.open();
        if (rgb == null)
            return;
        oldColor = cellForegroundColor;
        cellForegroundColor = new Color(display, rgb);
        setCellForeground();
        if (oldColor != null)
            oldColor.dispose();
    }
        break;
    case CELL_BACKGROUND_COLOR: {
        Color oldColor = cellBackgroundColor;
        if (oldColor == null)
            oldColor = table1.getItem(0).getBackground(1);
        colorDialog.setRGB(oldColor.getRGB());
        RGB rgb = colorDialog.open();
        if (rgb == null)
            return;
        oldColor = cellBackgroundColor;
        cellBackgroundColor = new Color(display, rgb);
        setCellBackground();
        if (oldColor != null)
            oldColor.dispose();
    }
        break;
    case CELL_FONT: {
        Font oldFont = cellFont;
        if (oldFont == null)
            oldFont = table1.getItem(0).getFont(1);
        fontDialog.setFontList(oldFont.getFontData());
        FontData fontData = fontDialog.open();
        if (fontData == null)
            return;
        oldFont = cellFont;
        cellFont = new Font(display, fontData);
        setCellFont();
        setExampleWidgetSize();
        if (oldFont != null)
            oldFont.dispose();
    }
        break;
    case HEADER_FOREGROUND_COLOR: {
        Color oldColor = headerForegroundColor;
        if (oldColor == null)
            oldColor = table1.getHeaderForeground();
        colorDialog.setRGB(oldColor.getRGB());
        RGB rgb = colorDialog.open();
        if (rgb == null)
            return;
        oldColor = headerForegroundColor;
        headerForegroundColor = new Color(display, rgb);
        setHeaderForeground();
        if (oldColor != null)
            oldColor.dispose();
    }
        break;
    case HEADER_BACKGROUND_COLOR: {
        Color oldColor = headerBackgroundColor;
        if (oldColor == null)
            oldColor = table1.getHeaderBackground();
        colorDialog.setRGB(oldColor.getRGB());
        RGB rgb = colorDialog.open();
        if (rgb == null)
            return;
        oldColor = headerBackgroundColor;
        headerBackgroundColor = new Color(display, rgb);
        setHeaderBackground();
        if (oldColor != null)
            oldColor.dispose();
    }
        break;
    default:
        super.changeFontOrColor(index);
    }
}

---

From source file:org.eclipse.swt.examples.controlexample.TreeTab.java

@Override
void changeFontOrColor(int index) {
    switch (index) {
    case ITEM_FOREGROUND_COLOR: {
        Color oldColor = itemForegroundColor;
        if (oldColor == null)
            oldColor = textNode1.getForeground();
        colorDialog.setRGB(oldColor.getRGB());
        RGB rgb = colorDialog.open();//from w w  w. j  av a2 s  .  c o m
        if (rgb == null)
            return;
        oldColor = itemForegroundColor;
        itemForegroundColor = new Color(display, rgb);
        setItemForeground();
        if (oldColor != null)
            oldColor.dispose();
    }
        break;
    case ITEM_BACKGROUND_COLOR: {
        Color oldColor = itemBackgroundColor;
        if (oldColor == null)
            oldColor = textNode1.getBackground();
        colorDialog.setRGB(oldColor.getRGB());
        RGB rgb = colorDialog.open();
        if (rgb == null)
            return;
        oldColor = itemBackgroundColor;
        itemBackgroundColor = new Color(display, rgb);
        setItemBackground();
        if (oldColor != null)
            oldColor.dispose();
    }
        break;
    case ITEM_FONT: {
        Font oldFont = itemFont;
        if (oldFont == null)
            oldFont = textNode1.getFont();
        fontDialog.setFontList(oldFont.getFontData());
        FontData fontData = fontDialog.open();
        if (fontData == null)
            return;
        oldFont = itemFont;
        itemFont = new Font(display, fontData);
        setItemFont();
        setExampleWidgetSize();
        if (oldFont != null)
            oldFont.dispose();
    }
        break;
    case CELL_FOREGROUND_COLOR: {
        Color oldColor = cellForegroundColor;
        if (oldColor == null)
            oldColor = textNode1.getForeground(1);
        colorDialog.setRGB(oldColor.getRGB());
        RGB rgb = colorDialog.open();
        if (rgb == null)
            return;
        oldColor = cellForegroundColor;
        cellForegroundColor = new Color(display, rgb);
        setCellForeground();
        if (oldColor != null)
            oldColor.dispose();
    }
        break;
    case CELL_BACKGROUND_COLOR: {
        Color oldColor = cellBackgroundColor;
        if (oldColor == null)
            oldColor = textNode1.getBackground(1);
        colorDialog.setRGB(oldColor.getRGB());
        RGB rgb = colorDialog.open();
        if (rgb == null)
            return;
        oldColor = cellBackgroundColor;
        cellBackgroundColor = new Color(display, rgb);
        setCellBackground();
        if (oldColor != null)
            oldColor.dispose();
    }
        break;
    case CELL_FONT: {
        Font oldFont = cellFont;
        if (oldFont == null)
            oldFont = textNode1.getFont(1);
        fontDialog.setFontList(oldFont.getFontData());
        FontData fontData = fontDialog.open();
        if (fontData == null)
            return;
        oldFont = cellFont;
        cellFont = new Font(display, fontData);
        setCellFont();
        setExampleWidgetSize();
        if (oldFont != null)
            oldFont.dispose();
    }
        break;
    case HEADER_FOREGROUND_COLOR: {
        Color oldColor = headerForegroundColor;
        if (oldColor == null)
            oldColor = tree1.getHeaderForeground();
        colorDialog.setRGB(oldColor.getRGB());
        RGB rgb = colorDialog.open();
        if (rgb == null)
            return;
        oldColor = headerForegroundColor;
        headerForegroundColor = new Color(display, rgb);
        setHeaderForeground();
        if (oldColor != null)
            oldColor.dispose();
    }
        break;
    case HEADER_BACKGROUND_COLOR: {
        Color oldColor = headerBackgroundColor;
        if (oldColor == null)
            oldColor = tree1.getHeaderBackground();
        colorDialog.setRGB(oldColor.getRGB());
        RGB rgb = colorDialog.open();
        if (rgb == null)
            return;
        oldColor = headerBackgroundColor;
        headerBackgroundColor = new Color(display, rgb);
        setHeaderBackground();
        if (oldColor != null)
            oldColor.dispose();
    }
    default:
        super.changeFontOrColor(index);
    }
}

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From source file:org.eclipse.swt.examples.controlexample.Tab.java

void changeFontOrColor(int index) {
    switch (index) {
    case FOREGROUND_COLOR: {
        Color oldColor = foregroundColor;
        if (oldColor == null) {
            Control[] controls = getExampleControls();
            if (controls.length > 0)
                oldColor = controls[0].getForeground();
        }/*  w w w.  j  av  a  2s  .  c o m*/
        if (oldColor != null)
            colorDialog.setRGB(oldColor.getRGB()); // seed dialog with current color
        RGB rgb = colorDialog.open();
        if (rgb == null)
            return;
        oldColor = foregroundColor; // save old foreground color to dispose when done
        foregroundColor = new Color(display, rgb);
        setExampleWidgetForeground();
        if (oldColor != null)
            oldColor.dispose();
    }
        break;
    case BACKGROUND_COLOR: {
        Color oldColor = backgroundColor;
        if (oldColor == null) {
            Control[] controls = getExampleControls();
            if (controls.length > 0)
                oldColor = controls[0].getBackground(); // seed dialog with current color
        }
        if (oldColor != null)
            colorDialog.setRGB(oldColor.getRGB());
        RGB rgb = colorDialog.open();
        if (rgb == null)
            return;
        oldColor = backgroundColor; // save old background color to dispose when done
        backgroundColor = new Color(display, rgb);
        setExampleWidgetBackground();
        if (oldColor != null)
            oldColor.dispose();
    }
        break;
    case FONT: {
        Font oldFont = font;
        if (oldFont == null) {
            Control[] controls = getExampleControls();
            if (controls.length > 0)
                oldFont = controls[0].getFont();
        }
        if (oldFont != null)
            fontDialog.setFontList(oldFont.getFontData()); // seed dialog with current font
        FontData fontData = fontDialog.open();
        if (fontData == null)
            return;
        oldFont = font; // dispose old font when done
        font = new Font(display, fontData);
        setExampleWidgetFont();
        setExampleWidgetSize();
        if (oldFont != null)
            oldFont.dispose();
    }
        break;
    }
}

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From source file:TableTree.java

void createImages() {

    int itemHeight = sizeImage.getBounds().height;

    // Calculate border around image.

    // At least 9 pixels are needed to draw the image

    // Leave at least a 6 pixel border.

    int indent = Math.min(6, (itemHeight - 9) / 2);

    indent = Math.max(0, indent);

    int size = Math.max(10, itemHeight - 2 * indent);

    size = ((size + 1) / 2) * 2; // size must be an even number

    int midpoint = indent + size / 2;

    Color foreground = getForeground();

    Color plusMinus = getDisplay().getSystemColor(SWT.COLOR_WIDGET_NORMAL_SHADOW);

    Color background = getBackground();

    /* Plus image */

    PaletteData palette = new PaletteData(
            new RGB[] { foreground.getRGB(), background.getRGB(), plusMinus.getRGB() });

    ImageData imageData = new ImageData(itemHeight, itemHeight, 4, palette);

    imageData.transparentPixel = 1;/*w w  w  . j a  v a  2 s. c om*/

    plusImage = new Image(getDisplay(), imageData);

    GC gc = new GC(plusImage);

    gc.setBackground(background);

    gc.fillRectangle(0, 0, itemHeight, itemHeight);

    gc.setForeground(plusMinus);

    gc.drawRectangle(indent, indent, size, size);

    gc.setForeground(foreground);

    gc.drawLine(midpoint, indent + 2, midpoint, indent + size - 2);

    gc.drawLine(indent + 2, midpoint, indent + size - 2, midpoint);

    gc.dispose();

    /* Minus image */

    palette = new PaletteData(new RGB[] { foreground.getRGB(), background.getRGB(), plusMinus.getRGB() });

    imageData = new ImageData(itemHeight, itemHeight, 4, palette);

    imageData.transparentPixel = 1;

    minusImage = new Image(getDisplay(), imageData);

    gc = new GC(minusImage);

    gc.setBackground(background);

    gc.fillRectangle(0, 0, itemHeight, itemHeight);

    gc.setForeground(plusMinus);

    gc.drawRectangle(indent, indent, size, size);

    gc.setForeground(foreground);

    gc.drawLine(indent + 2, midpoint, indent + size - 2, midpoint);

    gc.dispose();

}

---

From source file:CustomControlExample.java

/**
 * Creates the "Colors" group.//  w ww. j  a va2s.  c  o  m
 */
void createColorGroup() {
    super.createColorGroup();

    itemGroup = new Group(colorGroup, SWT.NONE);
    itemGroup.setText(ControlExample.getResourceString("Tree_Item_Colors"));
    GridData data = new GridData();
    data.horizontalSpan = 2;
    itemGroup.setLayoutData(data);
    itemGroup.setLayout(new GridLayout(2, false));
    new Label(itemGroup, SWT.NONE).setText(ControlExample.getResourceString("Foreground_Color"));
    itemForegroundButton = new Button(itemGroup, SWT.PUSH);
    new Label(itemGroup, SWT.NONE).setText(ControlExample.getResourceString("Background_Color"));
    itemBackgroundButton = new Button(itemGroup, SWT.PUSH);
    itemFontButton = new Button(itemGroup, SWT.PUSH);
    itemFontButton.setText(ControlExample.getResourceString("Font"));
    itemFontButton.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    Shell shell = colorGroup.getShell();
    final ColorDialog foregroundDialog = new ColorDialog(shell);
    final ColorDialog backgroundDialog = new ColorDialog(shell);
    final FontDialog fontDialog = new FontDialog(shell);

    int imageSize = 12;
    Display display = shell.getDisplay();
    itemForegroundImage = new Image(display, imageSize, imageSize);
    itemBackgroundImage = new Image(display, imageSize, imageSize);

    /* Add listeners to set the colors and font */
    itemForegroundButton.setImage(itemForegroundImage);
    itemForegroundButton.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            Color oldColor = itemForegroundColor;
            if (oldColor == null)
                oldColor = textNode1.getForeground();
            foregroundDialog.setRGB(oldColor.getRGB());
            RGB rgb = foregroundDialog.open();
            if (rgb == null)
                return;
            oldColor = itemForegroundColor;
            itemForegroundColor = new Color(event.display, rgb);
            setItemForeground();
            if (oldColor != null)
                oldColor.dispose();
        }
    });
    itemBackgroundButton.setImage(itemBackgroundImage);
    itemBackgroundButton.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            Color oldColor = itemBackgroundColor;
            if (oldColor == null)
                oldColor = textNode1.getBackground();
            backgroundDialog.setRGB(oldColor.getRGB());
            RGB rgb = backgroundDialog.open();
            if (rgb == null)
                return;
            oldColor = itemBackgroundColor;
            itemBackgroundColor = new Color(event.display, rgb);
            setItemBackground();
            if (oldColor != null)
                oldColor.dispose();
        }
    });
    itemFontButton.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            Font oldFont = itemFont;
            if (oldFont == null)
                oldFont = textNode1.getFont();
            fontDialog.setFontList(oldFont.getFontData());
            FontData fontData = fontDialog.open();
            if (fontData == null)
                return;
            oldFont = itemFont;
            itemFont = new Font(event.display, fontData);
            setItemFont();
            setExampleWidgetSize();
            if (oldFont != null)
                oldFont.dispose();
        }
    });
    shell.addDisposeListener(new DisposeListener() {
        public void widgetDisposed(DisposeEvent event) {
            if (itemBackgroundImage != null)
                itemBackgroundImage.dispose();
            if (itemForegroundImage != null)
                itemForegroundImage.dispose();
            if (itemBackgroundColor != null)
                itemBackgroundColor.dispose();
            if (itemForegroundColor != null)
                itemForegroundColor.dispose();
            if (itemFont != null)
                itemFont.dispose();
            itemBackgroundColor = null;
            itemForegroundColor = null;
            itemFont = null;
        }
    });
}

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