Example usage for org.eclipse.jface.viewers ViewerCell getForeground

Introduction

In this page you can find the example usage for org.eclipse.jface.viewers ViewerCell getForeground.

Prototype

public Color getForeground() 

Source Link

Document

Gets the foreground color of the cell.

Usage

From source file:ca.uvic.chisel.javasketch.ui.internal.search.TraceSearchResultLabelProvider.java

License:Open Source License

/**
 * @param cell//from   ww w  .ja va2s. c o  m
 */
private void setMatchText(ViewerCell cell) {
    Match match = (Match) cell.getElement();
    ITraceModelProxy proxy = (ITraceModelProxy) match.getElement();
    IProgramSketch sketch = SketchPlugin.getDefault().getSketch(proxy.getTrace());
    PresentationData pd = PresentationData.connect(sketch);
    try {
        String annotation = pd.getAnnotation(proxy.getElementId());
        if (annotation != null) {
            annotation = annotation.replaceAll("\\s+", " ");
            if (annotation.length() >= match.getOffset() + match.getLength()) {
                int summaryOffset = 0;
                String summary = annotation.substring(match.getOffset(), match.getOffset() + match.getLength());
                StringBuilder builder = new StringBuilder(summary);
                int wordCount = 0;
                int index = match.getOffset() - 1;
                while (wordCount < 3 && index >= 0) {
                    char c = annotation.charAt(index);
                    if (Character.isWhitespace(c)) {
                        wordCount++;
                        if (wordCount > 3) {
                            break;
                        }
                    }
                    builder.insert(0, c);
                    summaryOffset++;
                    index--;
                }
                if (index >= 0) {
                    builder.insert(0, "...");
                    summaryOffset += 3;
                }
                index = match.getOffset() + match.getLength();
                wordCount = 0;
                while (wordCount < 3 && index < annotation.length()) {
                    char c = annotation.charAt(index);
                    if (Character.isWhitespace(c)) {
                        wordCount++;
                        if (wordCount > 3) {
                            break;
                        }
                    }
                    builder.append(c);
                    index++;
                }
                if (index < annotation.length()) {
                    builder.append("...");
                }
                cell.setText(builder.toString());
                Color fg = cell.getForeground();
                Color bg = cell.getFont().getDevice().getSystemColor(SWT.COLOR_YELLOW);
                StyleRange range = new StyleRange(summaryOffset, match.getLength(), fg, bg);
                cell.setStyleRanges(new StyleRange[] { range });
            }
        }
    } finally {
        pd.disconnect();
    }

}

---

From source file:org.eclipse.ptp.internal.rm.jaxb.control.ui.providers.ViewerDataCellLabelProvider.java

License:Open Source License

@Override
public void update(ViewerCell cell) {
    int index = cell.getColumnIndex();
    Object element = cell.getElement();
    Color color = getBackground(element, index);
    if (color != null) {
        cell.setBackground(color);/*from  w w w  . j  a v a  2  s .  co m*/
    }
    color = getForeground(element, index);
    if (color != null) {
        cell.setForeground(color);
    } else {
        /*
         * If foreground color is not specified, then we use the edit status of the
         * cell to determine the color. We save the default foreground color to use
         * when the cell is editable.
         */
        if (foregroundColor == null) {
            foregroundColor = cell.getForeground();
        }
        if (!canEdit(element)) {
            cell.setForeground(Display.getDefault().getSystemColor(SWT.COLOR_DARK_GRAY));
        } else {
            cell.setForeground(foregroundColor);
        }
    }
    Font font = getFont(element, index);
    if (font != null) {
        cell.setFont(font);
    }
    Image img = getColumnImage(element, index);
    if (img != null) {
        cell.setImage(img);
    }
    cell.setText(getColumnText(element, index));
}

---

From source file:rabbit.ui.internal.viewers.TreePathDurationLabelProviderTest.java

License:Apache License

@Test
public void updateShouldSetTheCellColorUsingTheGivenColorProvider() throws Exception {
    ViewerCell cell = newCell(0, new Object());

    IValueProvider valueProvider = mock(IValueProvider.class);
    given(valueProvider.shouldPaint(cell.getElement())).willReturn(TRUE);

    Display display = PlatformUI.getWorkbench().getDisplay();
    Color foreground = display.getSystemColor(SWT.COLOR_CYAN);
    Color background = display.getSystemColor(SWT.COLOR_BLUE);
    IColorProvider colors = mock(IColorProvider.class);
    given(colors.getForeground(cell.getElement())).willReturn(foreground);
    given(colors.getBackground(cell.getElement())).willReturn(background);

    TreePathDurationLabelProvider labelProvider = new TreePathDurationLabelProvider(valueProvider, colors);

    labelProvider.update(cell);/*ww  w  .  j a  v  a2  s.c  om*/
    assertThat(cell.getForeground(), is(foreground));
    assertThat(cell.getBackground(), is(background));
}

---

From source file:rabbit.ui.internal.viewers.TreePathIntLabelProviderTest.java

License:Apache License

@Test
public void updateShouldSetTheCellColorUsingTheGivenColorProvider() throws Exception {
    ViewerCell cell = newCell(0, new Object());

    IValueProvider valueProvider = mock(IValueProvider.class);
    given(valueProvider.shouldPaint(cell.getElement())).willReturn(TRUE);

    Display display = PlatformUI.getWorkbench().getDisplay();
    Color foreground = display.getSystemColor(SWT.COLOR_CYAN);
    Color background = display.getSystemColor(SWT.COLOR_BLUE);
    IColorProvider colors = mock(IColorProvider.class);
    given(colors.getForeground(cell.getElement())).willReturn(foreground);
    given(colors.getBackground(cell.getElement())).willReturn(background);

    TreePathIntLabelProvider labelProvider = new TreePathIntLabelProvider(valueProvider, colors);

    labelProvider.update(cell);/*from  ww  w  . j  a  v  a  2 s  .  c o  m*/
    assertThat(cell.getForeground(), is(foreground));
    assertThat(cell.getBackground(), is(background));
}

---