final void clear() { data = null; checked = false; grayed = false; parent.updateScrollBars(); if ((parent.style & SWT.VIRTUAL) != 0) { cached = false; parent.redraw(); } }
/** * Sets the receiver's foreground color to the color specified by the argument, or to the default * system color for the item if the argument is null. * * @param color the new color (or null) * @exception IllegalArgumentException * <ul> * <li>ERROR_INVALID_ARGUMENT - if the argument has been disposed * </ul> * * @exception SWTException * <ul> * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver * </ul> */ public void setForeground(final Color color) { checkWidget(); if (color != null && color.isDisposed()) { error(SWT.ERROR_INVALID_ARGUMENT); } if (!equals(foreground, color)) { foreground = color; markCached(); parent.redraw(); } }
/** * Sets the font that the receiver will use to paint textual information for this item to the font * specified by the argument, or to the default font for that kind of control if the argument is * null. * * @param font the new font (or null) * @exception IllegalArgumentException * <ul> * <li>ERROR_INVALID_ARGUMENT - if the argument has been disposed * </ul> * * @exception SWTException * <ul> * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver * </ul> */ public void setFont(final Font font) { checkWidget(); if (font != null && font.isDisposed()) { error(SWT.ERROR_INVALID_ARGUMENT); } if (!equals(this.font, font)) { this.font = font; markCached(); if (parent.getColumnCount() == 0) { parent.updateScrollBars(); } parent.redraw(); } }
/** * Sets the font that the receiver will use to paint textual information for the specified cell in * this item to the font specified by the argument, or to the default font for that kind of * control if the argument is null. * * @param index the column index * @param font the new font (or null) * @exception IllegalArgumentException * <ul> * <li>ERROR_INVALID_ARGUMENT - if the argument has been disposed * </ul> * * @exception SWTException * <ul> * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver * </ul> */ public void setFont(final int index, final Font font) { checkWidget(); if (font != null && font.isDisposed()) { error(SWT.ERROR_INVALID_ARGUMENT); } int count = Math.max(1, parent.getColumnCount()); if (index >= 0 && index < count) { ensureData(index, count); if (!equals(font, data[index].font)) { data[index].font = font; markCached(); parent.redraw(); } } }
/** * Sets the foreground color at the given column index in the receiver to the color specified by * the argument, or to the default system color for the item if the argument is null. * * @param index the column index * @param color the new color (or null) * @exception IllegalArgumentException * <ul> * <li>ERROR_INVALID_ARGUMENT - if the argument has been disposed * </ul> * * @exception SWTException * <ul> * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver * </ul> */ public void setForeground(final int index, final Color color) { checkWidget(); if (color != null && color.isDisposed()) { error(SWT.ERROR_INVALID_ARGUMENT); } int count = Math.max(1, parent.getColumnCount()); if (index >= 0 && index < count) { ensureData(index, count); if (!equals(data[index].foreground, color)) { data[index].foreground = color; markCached(); parent.redraw(); } } }
/** * Sets the receiver's text at a column * * @param index the column index * @param text the new text * @exception IllegalArgumentException * <ul> * <li>ERROR_NULL_ARGUMENT - if the text is null * </ul> * * @exception SWTException * <ul> * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver * </ul> */ public void setText(final int index, final String text) { checkWidget(); if (text == null) { SWT.error(SWT.ERROR_NULL_ARGUMENT); } int count = Math.max(1, parent.getColumnCount()); if (index >= 0 && index < count) { ensureData(index, count); if (!text.equals(data[index].text)) { data[index].text = text; markCached(); if (parent.getColumnCount() == 0) { parent.updateScrollBars(); } parent.redraw(); } } }
/** * Sets the receiver's image at a column. * * @param index the column index * @param image the new image * @exception IllegalArgumentException * <ul> * <li>ERROR_INVALID_ARGUMENT - if the image has been disposed * </ul> * * @exception SWTException * <ul> * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver * </ul> */ public void setImage(final int index, final Image image) { checkWidget(); if (image != null && image.isDisposed()) { error(SWT.ERROR_INVALID_ARGUMENT); } int count = Math.max(1, parent.getColumnCount()); if (index >= 0 && index < count) { ensureData(index, count); if (!equals(data[index].image, image)) { parent.updateColumnImageCount(index, data[index].image, image); data[index].image = image; parent.updateItemImageSize(image); markCached(); if (parent.getColumnCount() == 0) { parent.updateScrollBars(); } parent.redraw(); } } }