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Bugzilla – Attachment 281214 Details for
Bug 558258
[macOS] Selection system colors are alpha-blended white
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Copyright Agent
Snippet to reproduce
VirtualOwnerDrawnTable.java (text/plain), 2.73 KB, created by
Thomas Singer
on 2019-12-12 07:14:20 EST
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Description:
Snippet to reproduce
Filename:
MIME Type:
Creator:
Thomas Singer
Created:
2019-12-12 07:14:20 EST
Size:
2.73 KB
patch
obsolete
>import org.eclipse.swt.*; >import org.eclipse.swt.events.*; >import org.eclipse.swt.graphics.*; >import org.eclipse.swt.layout.*; >import org.eclipse.swt.widgets.*; > >/** > * @author Thomas Singer > */ >public class VirtualOwnerDrawnTable { > > // Static ================================================================= > > public static void main(String[] args) { > System.getProperties().put("org.eclipse.swt.display.useSystemTheme", "true"); > > final Display display = new Display(); > > final Color background = display.getSystemColor(SWT.COLOR_LIST_SELECTION); > final Color foreground = display.getSystemColor(SWT.COLOR_LIST_SELECTION_TEXT); > System.out.println("background = " + background); > System.out.println("foreground = " + foreground); > > final Shell shell = new Shell(display); > shell.setLayout(new FillLayout(SWT.VERTICAL)); > > final Table table = new Table(shell, SWT.VIRTUAL | SWT.BORDER | SWT.FULL_SELECTION | SWT.H_SCROLL | SWT.V_SCROLL); > table.setHeaderVisible(true); > final Listener listener = new Listener() { > @Override > public void handleEvent(Event event) { > final TableItem item = (TableItem)event.item; > if (event.type == SWT.EraseItem) { > if ((event.detail & SWT.SELECTED) > 0) { > event.gc.setBackground(background); > event.gc.fillRectangle(event.x, event.y, event.width, event.height); > } > event.detail = 0; > } > else if (event.type == SWT.PaintItem) { > if ((event.detail & SWT.SELECTED) > 0) { > event.gc.setForeground(foreground); > } > event.gc.drawText((String)item.getData(), event.x, event.y, true); > } > else if (event.type == SWT.MeasureItem) { > final String text = (String)item.getData(); > final Point point = event.gc.textExtent(text); > event.height = point.y * 2; > event.width = Math.max(event.width, point.x); > } > else if (event.type == SWT.SetData) { > final int index = table.indexOf(item); > final String data = "Item " + index; > item.setText(2, data); > item.setData(data); > } > } > }; > table.addListener(SWT.EraseItem, listener); > table.addListener(SWT.SetData, listener); > table.addListener(SWT.MeasureItem, listener); > table.addListener(SWT.PaintItem, listener); > > createColumn(SWT.LEFT, "OD Left", table); > createColumn(SWT.RIGHT, "OD Right", table); > createColumn(SWT.LEFT, "Primitive", table); > > table.setItemCount(100); > table.setTopIndex(50000); > > shell.setSize(400, 500); > shell.open(); > while (!shell.isDisposed()) { > if (!display.readAndDispatch()) { > display.sleep(); > } > } > display.dispose(); > } > > private static void createColumn(int style, String text, Table table) { > final TableColumn tableColumn = new TableColumn(table, style); > tableColumn.setText(text); > tableColumn.setMoveable(true); > tableColumn.setWidth(100); > } >}
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