Attachment 280224 Details for Bug 551999 – Modified Snippet126 with extra column to remove items

Modified Snippet126 with extra column to remove items

Snippet126.java (text/plain), 3.51 KB, created by Thomas Wolf

on 2019-10-10 06:35:28 EDT

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Creator: Thomas Wolf

Created: 2019-10-10 06:35:28 EDT

Size: 3.51 KB

patch

obsolete

>
>/*
> * Table example snippet: place arbitrary controls in a table
> *
> * For a list of all SWT example snippets see
> * http://www.eclipse.org/swt/snippets/
> */
>import org.eclipse.swt.SWT;
>import org.eclipse.swt.custom.CCombo;
>import org.eclipse.swt.custom.TableEditor;
>import org.eclipse.swt.events.SelectionAdapter;
>import org.eclipse.swt.events.SelectionEvent;
>import org.eclipse.swt.layout.FillLayout;
>import org.eclipse.swt.widgets.Button;
>import org.eclipse.swt.widgets.Display;
>import org.eclipse.swt.widgets.Shell;
>import org.eclipse.swt.widgets.Table;
>import org.eclipse.swt.widgets.TableColumn;
>import org.eclipse.swt.widgets.TableItem;
>import org.eclipse.swt.widgets.Text;
>
>public class Snippet126 {
>
>	private static void hook(TableEditor editor, TableItem item) {
>		item.addDisposeListener(event -> {
>			editor.getEditor().dispose();
>			editor.dispose();
>		});
>	}
>
>	public static void main(String[] args) {
>		Display display = new Display();
>		Shell shell = new Shell(display);
>		shell.setText("Snippet 126"); //$NON-NLS-1$
>		shell.setLayout(new FillLayout());
>		Table table = new Table(shell, SWT.BORDER | SWT.MULTI);
>		table.setLinesVisible(true);
>		for (int i = 0; i < 4; i++) {
>			TableColumn column = new TableColumn(table, SWT.NONE);
>			column.setWidth(100);
>		}
>		for (int i = 0; i < 12; i++) {
>			new TableItem(table, SWT.NONE);
>		}
>		TableItem[] items = table.getItems();
>		for (TableItem thisItem : items) {
>			TableEditor editor = new TableEditor(table);
>			CCombo combo = new CCombo(table, SWT.NONE);
>			combo.setText("CCombo"); //$NON-NLS-1$
>			combo.add("item 1"); //$NON-NLS-1$
>			combo.add("item 2"); //$NON-NLS-1$
>			editor.grabHorizontal = true;
>			editor.setEditor(combo, thisItem, 0);
>			hook(editor, thisItem);
>			editor = new TableEditor(table);
>			Text text = new Text(table, SWT.NONE);
>			text.setText("Text"); //$NON-NLS-1$
>			editor.grabHorizontal = true;
>			editor.setEditor(text, thisItem, 1);
>			hook(editor, thisItem);
>			editor = new TableEditor(table);
>			Button button = new Button(table, SWT.CHECK);
>			button.pack();
>			editor.minimumWidth = button.getSize().x;
>			editor.horizontalAlignment = SWT.LEFT;
>			editor.setEditor(button, thisItem, 2);
>			hook(editor, thisItem);
>			editor = new TableEditor(table);
>			button = new Button(table, SWT.CHECK);
>			button.pack();
>			button.addSelectionListener(new SelectionAdapter() {
>				@Override
>				public void widgetSelected(SelectionEvent e) {
>					TableItem[] items = table.getItems();
>					TableItem[] selected = table.getSelection();
>					boolean isSelected = false;
>					for (TableItem ti : selected) {
>						if (ti == thisItem) {
>							isSelected = true;
>							break;
>						}
>					}
>					int index = -1;
>					for (int i = 0; i < items.length; i++) {
>						if (items[i] == thisItem) {
>							index = i;
>							break;
>						}
>					}
>					if (index >= 0) {
>						if (isSelected) {
>							table.deselect(index);
>						}
>						table.remove(index);
>					}
>					// Generate an event so that table editors move.
>//					table.setRedraw(false);
>//					try {
>//						Rectangle bounds = table.getBounds();
>//						table.setSize(bounds.width, bounds.height - 1);
>//						table.setSize(bounds.width, bounds.height);
>//					} finally {
>//						table.setRedraw(true);
>//					}
>				}
>			});
>			editor.minimumWidth = button.getSize().x;
>			editor.horizontalAlignment = SWT.CENTER;
>			editor.setEditor(button, thisItem, 3);
>			hook(editor, thisItem);
>		}
>		shell.pack();
>		shell.open();
>		while (!shell.isDisposed()) {
>			if (!display.readAndDispatch()) {
>				display.sleep();
>			}
>		}
>		display.dispose();
>	}
>}

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Attachments on bug 551999: 280224