org.eclipse.swt.widgets.Table#setFont ( )源码实例Demo

/**
 * Create a column that displays data
 */
private void createTable() {
	final Table table = new Table(composite, SWT.SINGLE | SWT.H_SCROLL | SWT.FULL_SELECTION | SWT.BORDER);
	new TableColumn(table, SWT.LEFT);

	table.setLayoutData(new RowData(150, 175));
	columns.add(table);

	addTableListeners(table);

	if (super.getBackground() != null && super.getBackground().getRed() != 240 && super.getBackground().getGreen() != 240 && super.getBackground().getBlue() != 240) {
		table.setBackground(super.getBackground());
	}
	table.setBackgroundImage(super.getBackgroundImage());
	table.setBackgroundMode(super.getBackgroundMode());
	table.setCursor(super.getCursor());
	table.setFont(super.getFont());
	table.setForeground(super.getForeground());
	table.setMenu(super.getMenu());
	table.setToolTipText(super.getToolTipText());

}
 

/**
 * Constructs a new filtered list.
 * 
 * @param parent
 *            the parent composite
 * @param style
 *            the widget style
 * @param labelProvider
 *            the label renderer
 * @param ignoreCase
 *            specifies whether sorting and folding is case sensitive
 * @param allowDuplicates
 *            specifies whether folding of duplicates is desired
 * @param matchEmptyString
 *            specifies whether empty filter strings should filter
 *            everything or nothing
 */
public HistoryFilteredList(Composite parent, int style, ILabelProvider labelProvider, boolean ignoreCase,
        boolean allowDuplicates, boolean matchEmptyString) {
    super(parent, SWT.NONE);
    GridLayout layout = new GridLayout();
    layout.marginHeight = 0;
    layout.marginWidth = 0;
    setLayout(layout);
    fList = new Table(this, style);
    fList.setLayoutData(new GridData(GridData.FILL_BOTH));
    fList.setFont(parent.getFont());
    fList.addDisposeListener(new DisposeListener() {
        @Override
        public void widgetDisposed(DisposeEvent e) {
            fLabelProvider.dispose();
            if (fUpdateJob != null) {
                fUpdateJob.cancel();
            }
        }
    });
    fLabelProvider = labelProvider;
    fIgnoreCase = ignoreCase;
    fAllowDuplicates = allowDuplicates;
    fMatchEmptyString = matchEmptyString;
}
 

/**
 * creates the popup shell.
 *
 * @param selectionIndex
 */
void createPopup(final int selectionIndex) {
	// create shell and table
	popup = new Shell(getShell(), SWT.NO_TRIM | SWT.ON_TOP);

	// create table
	table = new Table(popup, SWT.SINGLE | SWT.FULL_SELECTION);

	if (font != null) {
		table.setFont(font);
	}
	if (foreground != null) {
		table.setForeground(foreground);
	}
	if (background != null) {
		table.setBackground(background);
	}

	// Add popup listeners
	final int[] popupEvents = { SWT.Close, SWT.Paint, SWT.Deactivate, SWT.Help };
	for (final int popupEvent : popupEvents) {
		popup.addListener(popupEvent, listener);
	}

	// add table listeners
	final int[] tableEvents = { SWT.MouseUp, SWT.Selection, SWT.Traverse, SWT.KeyDown, SWT.KeyUp, SWT.FocusIn,
			SWT.Dispose };
	for (final int tableEvent : tableEvents) {
		table.addListener(tableEvent, listener);
	}

	// set the selection
	if (selectionIndex != -1) {
		table.setSelection(selectionIndex);
	}
}
 

public static int getTableHeightHint(Table table, int rows) {
	if (table.getFont().equals(JFaceResources.getDefaultFont()))
		table.setFont(JFaceResources.getDialogFont());
	int result = table.getItemHeight() * rows + table.getHeaderHeight();
	if (table.getLinesVisible())
		result += table.getGridLineWidth() * (rows - 1);
	return result;
}
 

public static int getTableHeightHint(Table table, int rows)
{
	if (table.getFont().equals(JFaceResources.getDefaultFont()))
		table.setFont(JFaceResources.getDialogFont());
	int result = table.getItemHeight() * rows + table.getHeaderHeight();
	if (table.getLinesVisible())
		result += table.getGridLineWidth() * (rows - 1);
	return result;
}
 

/**
 * @param parent
 */
private void createTaskTableArea(Composite parent)
{
	fTasksTableViewer = new TableViewer(parent, SWT.BORDER | SWT.SINGLE);
	Table table = fTasksTableViewer.getTable();
	table.setLayoutData(GridDataFactory.fillDefaults().grab(true, true).create());
	table.setHeaderVisible(true);
	table.setLinesVisible(true);
	table.setFont(parent.getFont());

	TableColumn tagNameColumn = new TableColumn(table, SWT.NONE);
	tagNameColumn.setText(Messages.TasksPreferencePage_TagNameColumnHeader);
	tagNameColumn.setWidth(100);
	TableColumn tagPriorityColumn = new TableColumn(table, SWT.NONE);
	tagPriorityColumn.setText(Messages.TasksPreferencePage_PriorityColumnHeader);
	tagPriorityColumn.setWidth(100);

	fTasksTableViewer.setContentProvider(ArrayContentProvider.getInstance());
	fTasksTableViewer.setLabelProvider(new TaskLabelProvider());
	fTasksTableViewer.setComparator(new ViewerComparator());
	fTasksTableViewer.setInput(getTaskTags());

	fTasksTableViewer.addSelectionChangedListener(new ISelectionChangedListener()
	{
		public void selectionChanged(SelectionChangedEvent event)
		{
			// Enable/disable buttons
			updateButtonStates();
		}
	});

	createTaskButtons(parent);
}
 

private Control createTable(Composite parent) {
	Composite c= new Composite(parent, SWT.NONE);
	GridLayout gl= new GridLayout();
	gl.numColumns= 2;
	gl.marginWidth= 0;
	gl.marginHeight= 0;
	c.setLayout(gl);


	fTable= new Table(c, SWT.H_SCROLL | SWT.V_SCROLL | SWT.MULTI | SWT.FULL_SELECTION | SWT.HIDE_SELECTION | SWT.BORDER);
	fTable.setFont(parent.getFont());

	GridData tableGD= new GridData(GridData.FILL_BOTH);
	tableGD.heightHint= SWTUtil.getTableHeightHint(fTable, ROW_COUNT);
	//tableGD.widthHint= 40;
	fTable.setLayoutData(tableGD);

	fTable.setLinesVisible(true);

	TableLayout layout= new TableLayout();
	fTable.setLayout(layout);
	fTable.setHeaderVisible(true);

	ColumnLayoutData[] columnLayoutData= new ColumnLayoutData[SIZE];
	columnLayoutData[STATE_PROP]= new ColumnPixelData(18, false, true);
	columnLayoutData[KEY_PROP]= new ColumnWeightData(40, true);
	columnLayoutData[VAL_PROP]= new ColumnWeightData(40, true);

	for (int i= 0; i < fgTitles.length; i++) {
		TableColumn tc= new TableColumn(fTable, SWT.NONE, i);
		tc.setText(fgTitles[i]);
		layout.addColumnData(columnLayoutData[i]);
		tc.setResizable(columnLayoutData[i].resizable);
	}

	createButtonComposite(c);
	return c;
}
 

@Override
protected TableViewer createTableViewer(Composite parent) {
	Table table= new Table(parent, SWT.CHECK | getListStyle());
	table.setFont(parent.getFont());
	CheckboxTableViewer tableViewer= new CheckboxTableViewer(table);
	tableViewer.addCheckStateListener(new ICheckStateListener() {
		public void checkStateChanged(CheckStateChangedEvent e) {
			doCheckStateChanged(e);
		}
	});
	return tableViewer;
}
 

public static int getTableHeightHint(Table table, int rows) {
	if (table.getFont().equals(JFaceResources.getDefaultFont()))
		table.setFont(JFaceResources.getDialogFont());
	int result= table.getItemHeight() * rows + table.getHeaderHeight();
	if (table.getLinesVisible())
		result+= table.getGridLineWidth() * (rows - 1);
	return result;
}
 

void createPopup( Object[] items, int selectionIndex )
{
	// create shell and list
	popup = new Shell( getShell( ), SWT.NO_TRIM | SWT.ON_TOP );

	table = new Table( popup, SWT.SINGLE
			| SWT.V_SCROLL
			| SWT.FULL_SELECTION );
	new TableColumn( table, SWT.LEFT );
	if ( font != null )
		table.setFont( font );
	if ( foreground != null )
		table.setForeground( foreground );
	if ( background != null )
		table.setBackground( background );

	label.setBackground( table.getBackground( ) );
	label.setForeground( table.getForeground( ) );
	label.setFont( table.getFont( ) );

	int[] popupEvents = {
			SWT.Close, SWT.Paint, SWT.Deactivate
	};
	for ( int i = 0; i < popupEvents.length; i++ )
		popup.addListener( popupEvents[i], listener );
	int[] tableEvents = {
			SWT.MouseUp,
			SWT.Selection,
			SWT.Traverse,
			SWT.KeyDown,
			SWT.KeyUp,
			SWT.FocusIn,
			SWT.FocusOut,
			SWT.Dispose
	};
	for ( int i = 0; i < tableEvents.length; i++ )
		table.addListener( tableEvents[i], listener );
}
 

public static int getTableHeightHint(Table table, int rows) {
    if (table.getFont().equals(JFaceResources.getDefaultFont())) {
        table.setFont(JFaceResources.getDialogFont());
    }
    int result = table.getItemHeight() * rows + table.getHeaderHeight();
    if (table.getLinesVisible()) {
        result += table.getGridLineWidth() * (rows - 1);
    }
    return result;
}
 

/**
 * creates the popup shell.
 * @param selectionIndex
 */
void createPopup(int selectionIndex) {
    // create shell and table
    popup = new Shell(getShell(), SWT.NO_TRIM | SWT.ON_TOP);

    // create table
    table = new Table(popup, SWT.SINGLE | SWT.FULL_SELECTION);

    if (font != null)
        table.setFont(font);
    if (foreground != null)
        table.setForeground(foreground);
    if (background != null)
        table.setBackground(background);

    // Add popup listeners
    int[] popupEvents = { SWT.Close, SWT.Paint, SWT.Deactivate };
    for (int i = 0; i < popupEvents.length; i++) {
        popup.addListener(popupEvents[i], listener);
    }

    // add table listeners
    int[] tableEvents = { SWT.MouseUp, SWT.Selection, SWT.Traverse, SWT.KeyDown, SWT.KeyUp, SWT.FocusIn,
            SWT.Dispose };
    for (int i = 0; i < tableEvents.length; i++) {
        table.addListener(tableEvents[i], listener);
    }

    // set the selection
    if (selectionIndex != -1) {
        table.setSelection(selectionIndex);
    }
}
 

protected Control createDialogArea(Composite container){
	Composite parent = (Composite) super.createDialogArea(container);
	createMessageArea(parent);
	fTableViewer = new TableViewer(parent, getTableStyle());
	fTableViewer.setContentProvider(ArrayContentProvider.getInstance());
	
	addColumns();
	
	setComparator();
	
	fTableViewer.setInput(this);
	
	fTableViewer.addDoubleClickListener(new IDoubleClickListener() {
		public void doubleClick(DoubleClickEvent event){
			if (fAddCancelButton) {
				okPressed();
			}
		}
	});
	List initialSelection = getInitialElementSelections();
	if (initialSelection != null) {
		fTableViewer.setSelection(new StructuredSelection(initialSelection));
	}
	GridData gd = new GridData(GridData.FILL_BOTH);
	gd.heightHint = convertHeightInCharsToPixels(heightInChars);
	gd.widthHint = convertWidthInCharsToPixels(widthInChars);
	Table table = fTableViewer.getTable();
	table.setLayoutData(gd);
	table.setFont(container.getFont());
	table.setHeaderVisible(true);
	
	IQuery<IOrder> query = CoreModelServiceHolder.get().getQuery(IOrder.class);
	fTableViewer.setInput(query.execute());
	
	return parent;
}
 

protected TableViewer createTableViewer(Composite parent) {
	Table table = new Table(parent, getListStyle());
	table.setFont(parent.getFont());
	return new TableViewer(table);
}
 

/**
 * createUserAgentTable
 * 
 * @param parent
 */
protected void createUserAgentTable(Composite parent)
{
	Label label = new Label(parent, SWT.WRAP);
	label.setText(Messages.UserAgentPreferencePage_Select_User_Agents);
	label.setLayoutData(GridDataFactory.fillDefaults().span(2, 0).grab(true, true).create());

	Composite composite = new Composite(parent, SWT.NONE);
	composite.setLayout(GridLayoutFactory.fillDefaults().create());
	composite.setLayoutData(GridDataFactory.fillDefaults().span(2, 0).hint(400, 120).grab(true, true).create());

	Table table = new Table(composite, SWT.CHECK | SWT.BORDER | SWT.SINGLE);
	table.setFont(parent.getFont());

	categoryViewer = new CheckboxTableViewer(table);
	categoryViewer.getControl().setFont(parent.getFont());
	categoryViewer.getControl().setLayoutData(new GridData(GridData.FILL_BOTH));
	categoryViewer.setContentProvider(ArrayContentProvider.getInstance());

	CategoryLabelProvider categoryLabelProvider = new CategoryLabelProvider(true);
	categoryViewer.setLabelProvider(categoryLabelProvider);
	categoryViewer.setComparator(new ViewerComparator()
	{
		@Override
		public int compare(Viewer viewer, Object e1, Object e2)
		{
			if (e1 instanceof IUserAgent && e2 instanceof IUserAgent)
			{
				IUserAgent ua1 = (IUserAgent) e1;
				IUserAgent ua2 = (IUserAgent) e2;

				String uaName1 = StringUtil.getStringValue(ua1.getName());
				String uaName2 = StringUtil.getStringValue(ua2.getName());

				return uaName1.compareToIgnoreCase(uaName2);
			}

			return super.compare(viewer, e1, e2);
		}
	});

	categoryViewer.setInput(UserAgentManager.getInstance().getAllUserAgents());
}
 

protected TableViewer createTableViewer(Composite parent) {
	Table table= new Table(parent, getListStyle());
	table.setFont(parent.getFont());
	return new TableViewer(table);
}
 

/**
 * creates the popup shell.
 * @param selectionIndex
 */
void createPopup(int selectionIndex) {
	// create shell and table
	popup = new Shell(getShell(), SWT.NO_TRIM | SWT.ON_TOP);

	// set style
	int style = getStyle();
	int tableStyle = SWT.SINGLE | SWT.V_SCROLL;
	if ((style & SWT.FLAT) != 0)
		tableStyle |= SWT.FLAT;
	if ((style & SWT.RIGHT_TO_LEFT) != 0)
		tableStyle |= SWT.RIGHT_TO_LEFT;
	if ((style & SWT.LEFT_TO_RIGHT) != 0)
		tableStyle |= SWT.LEFT_TO_RIGHT;

	// create table
	table = new Table(popup, SWT.SINGLE | SWT.FULL_SELECTION);

	if (font != null)
		table.setFont(font);
	if (foreground != null)
		table.setForeground(foreground);
	if (background != null)
		table.setBackground(background);

	// Add popup listeners
	int[] popupEvents = { SWT.Close, SWT.Paint, SWT.Deactivate, SWT.Help };
	for (int i = 0; i < popupEvents.length; i++) {
		popup.addListener(popupEvents[i], listener);
	}

	// add table listeners
	int[] tableEvents = { SWT.MouseMove, SWT.MouseUp, SWT.Selection, SWT.Traverse, SWT.KeyDown, SWT.KeyUp,
			SWT.FocusIn, SWT.Dispose };
	for (int i = 0; i < tableEvents.length; i++) {
		table.addListener(tableEvents[i], listener);
	}

	// set the selection
	if (selectionIndex != -1) {
		table.setSelection(selectionIndex);
	}
}
 

/**
 * creates the popup shell.
 * @param selectionIndex
 */
void createPopup(int selectionIndex) {
	// create shell and table
	popup = new Shell(getShell(), SWT.NO_TRIM | SWT.ON_TOP);

	// set style
	int style = getStyle();
	int tableStyle = SWT.SINGLE | SWT.V_SCROLL;
	if ((style & SWT.FLAT) != 0)
		tableStyle |= SWT.FLAT;
	if ((style & SWT.RIGHT_TO_LEFT) != 0)
		tableStyle |= SWT.RIGHT_TO_LEFT;
	if ((style & SWT.LEFT_TO_RIGHT) != 0)
		tableStyle |= SWT.LEFT_TO_RIGHT;

	// create table
	table = new Table(popup, SWT.SINGLE | SWT.FULL_SELECTION);

	if (font != null)
		table.setFont(font);
	if (foreground != null)
		table.setForeground(foreground);
	if (background != null)
		table.setBackground(background);

	// Add popup listeners
	int[] popupEvents = { SWT.Close, SWT.Paint, SWT.Deactivate, SWT.Help };
	for (int i = 0; i < popupEvents.length; i++) {
		popup.addListener(popupEvents[i], listener);
	}

	// add table listeners
	int[] tableEvents = { SWT.MouseMove, SWT.MouseUp, SWT.Selection, SWT.Traverse, SWT.KeyDown, SWT.KeyUp,
			SWT.FocusIn, SWT.Dispose };
	for (int i = 0; i < tableEvents.length; i++) {
		table.addListener(tableEvents[i], listener);
	}

	// set the selection
	if (selectionIndex != -1) {
		table.setSelection(selectionIndex);
	}
}
 

/**
 * Sets the font that the receiver will use to paint textual information 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</li>
 *                </ul>
 * @exception SWTException
 *                <ul>
 *                <li>ERROR_WIDGET_DISPOSED - if the receiver has been
 *                disposed</li>
 *                <li>ERROR_THREAD_INVALID_ACCESS - if not called from the
 *                thread that created the receiver</li>
 *                </ul>
 * @see org.eclipse.swt.widgets.Control#setFont(org.eclipse.swt.graphics.Font)
 */
@Override
public void setFont(final Font font) {
	super.setFont(font);
	for (final Table column : columns) {
		column.setFont(font);
	}
}