| /******************************************************************************* |
| * Copyright (c) 2000, 2012 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.swt.widgets; |
| |
| |
| import org.eclipse.swt.*; |
| import org.eclipse.swt.events.*; |
| import org.eclipse.swt.graphics.*; |
| import org.eclipse.swt.internal.cocoa.*; |
| |
| /** |
| * Instances of this class represent a column in a table widget. |
| * <dl> |
| * <dt><b>Styles:</b></dt> |
| * <dd>LEFT, RIGHT, CENTER</dd> |
| * <dt><b>Events:</b></dt> |
| * <dd> Move, Resize, Selection</dd> |
| * </dl> |
| * <p> |
| * Note: Only one of the styles LEFT, RIGHT and CENTER may be specified. |
| * </p><p> |
| * IMPORTANT: This class is <em>not</em> intended to be subclassed. |
| * </p> |
| * |
| * @see <a href="http://www.eclipse.org/swt/snippets/#table">Table, TableItem, TableColumn snippets</a> |
| * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a> |
| * @noextend This class is not intended to be subclassed by clients. |
| */ |
| public class TableColumn extends Item { |
| Table parent; |
| NSTableColumn nsColumn; |
| String toolTipText, displayText; |
| boolean movable; |
| |
| static final int MARGIN = 2; |
| |
| /** |
| * Constructs a new instance of this class given its parent |
| * (which must be a <code>Table</code>) and a style value |
| * describing its behavior and appearance. The item is added |
| * to the end of the items maintained by its parent. |
| * <p> |
| * The style value is either one of the style constants defined in |
| * class <code>SWT</code> which is applicable to instances of this |
| * class, or must be built by <em>bitwise OR</em>'ing together |
| * (that is, using the <code>int</code> "|" operator) two or more |
| * of those <code>SWT</code> style constants. The class description |
| * lists the style constants that are applicable to the class. |
| * Style bits are also inherited from superclasses. |
| * </p> |
| * |
| * @param parent a composite control which will be the parent of the new instance (cannot be null) |
| * @param style the style of control to construct |
| * |
| * @exception IllegalArgumentException <ul> |
| * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> |
| * </ul> |
| * @exception SWTException <ul> |
| * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li> |
| * <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li> |
| * </ul> |
| * |
| * @see SWT#LEFT |
| * @see SWT#RIGHT |
| * @see SWT#CENTER |
| * @see Widget#checkSubclass |
| * @see Widget#getStyle |
| */ |
| public TableColumn (Table parent, int style) { |
| super (parent, checkStyle (style)); |
| this.parent = parent; |
| parent.createItem (this, parent.columnCount); |
| } |
| |
| /** |
| * Constructs a new instance of this class given its parent |
| * (which must be a <code>Table</code>), a style value |
| * describing its behavior and appearance, and the index |
| * at which to place it in the items maintained by its parent. |
| * <p> |
| * The style value is either one of the style constants defined in |
| * class <code>SWT</code> which is applicable to instances of this |
| * class, or must be built by <em>bitwise OR</em>'ing together |
| * (that is, using the <code>int</code> "|" operator) two or more |
| * of those <code>SWT</code> style constants. The class description |
| * lists the style constants that are applicable to the class. |
| * Style bits are also inherited from superclasses. |
| * </p> |
| * <p> |
| * Note that due to a restriction on some platforms, the first column |
| * is always left aligned. |
| * </p> |
| * @param parent a composite control which will be the parent of the new instance (cannot be null) |
| * @param style the style of control to construct |
| * @param index the zero-relative index to store the receiver in its parent |
| * |
| * @exception IllegalArgumentException <ul> |
| * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> |
| * <li>ERROR_INVALID_RANGE - if the index is not between 0 and the number of elements in the parent (inclusive)</li> |
| * </ul> |
| * @exception SWTException <ul> |
| * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li> |
| * <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li> |
| * </ul> |
| * |
| * @see SWT#LEFT |
| * @see SWT#RIGHT |
| * @see SWT#CENTER |
| * @see Widget#checkSubclass |
| * @see Widget#getStyle |
| */ |
| public TableColumn (Table parent, int style, int index) { |
| super (parent, checkStyle (style)); |
| this.parent = parent; |
| parent.createItem (this, index); |
| } |
| |
| /** |
| * Adds the listener to the collection of listeners who will |
| * be notified when the control is moved or resized, by sending |
| * it one of the messages defined in the <code>ControlListener</code> |
| * interface. |
| * |
| * @param listener the listener which should be notified |
| * |
| * @exception IllegalArgumentException <ul> |
| * <li>ERROR_NULL_ARGUMENT - if the listener is null</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 ControlListener |
| * @see #removeControlListener |
| */ |
| public void addControlListener(ControlListener listener) { |
| checkWidget (); |
| if (listener == null) error (SWT.ERROR_NULL_ARGUMENT); |
| TypedListener typedListener = new TypedListener (listener); |
| addListener (SWT.Resize,typedListener); |
| addListener (SWT.Move,typedListener); |
| } |
| |
| /** |
| * Adds the listener to the collection of listeners who will |
| * be notified when the control is selected by the user, by sending |
| * it one of the messages defined in the <code>SelectionListener</code> |
| * interface. |
| * <p> |
| * <code>widgetSelected</code> is called when the column header is selected. |
| * <code>widgetDefaultSelected</code> is not called. |
| * </p> |
| * |
| * @param listener the listener which should be notified when the control is selected by the user |
| * |
| * @exception IllegalArgumentException <ul> |
| * <li>ERROR_NULL_ARGUMENT - if the listener is null</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 SelectionListener |
| * @see #removeSelectionListener |
| * @see SelectionEvent |
| */ |
| public void addSelectionListener (SelectionListener listener) { |
| checkWidget (); |
| if (listener == null) error (SWT.ERROR_NULL_ARGUMENT); |
| TypedListener typedListener = new TypedListener (listener); |
| addListener (SWT.Selection,typedListener); |
| addListener (SWT.DefaultSelection,typedListener); |
| } |
| |
| static int checkStyle (int style) { |
| return checkBits (style, SWT.LEFT, SWT.CENTER, SWT.RIGHT, 0, 0, 0); |
| } |
| |
| @Override |
| protected void checkSubclass () { |
| if (!isValidSubclass ()) error (SWT.ERROR_INVALID_SUBCLASS); |
| } |
| |
| @Override |
| void deregister () { |
| super.deregister (); |
| display.removeWidget (nsColumn.headerCell()); |
| } |
| |
| @Override |
| void destroyWidget () { |
| parent.destroyItem (this); |
| releaseHandle (); |
| } |
| |
| @Override |
| void drawInteriorWithFrame_inView (long id, long sel, NSRect cellRect, long view) { |
| /* |
| * Feature in Cocoa. When the last column in a table does not reach the |
| * rightmost edge of the table view, the cell that draws the rightmost- |
| * column's header is also invoked to draw the header space between its |
| * right edge and the table's right edge. If this case is detected, then |
| * only the headerBackground should be drawn. |
| */ |
| int columnIndex = parent.indexOf (nsColumn); |
| NSRect headerRect = parent.headerView.headerRectOfColumn (columnIndex); |
| double borderWidth = parent.hasBorder() ? 0.5 : 0; |
| if (headerRect.x != cellRect.x || headerRect.width != cellRect.width) { |
| if (parent.headerBackground != null) { |
| NSGraphicsContext context = NSGraphicsContext.currentContext (); |
| context.saveGraphicsState (); |
| double /* float */ [] colorRGB = parent.headerBackground; |
| NSColor color = NSColor.colorWithDeviceRed(colorRGB[0], colorRGB[1], colorRGB[2], 1f); |
| color.setFill(); |
| /* |
| * Before this method is invoked, the header cell's border is already drawn with the system |
| * default color. Use headerRect's height & y values so that we can draw over |
| * the header cell's borders with the header background color. |
| * Don't draw over the top border when the border style is set. Also, adjust rect height |
| * so that separator line between header & first row is drawn. |
| */ |
| NSRect rect = new NSRect(); |
| rect.x = cellRect.x; |
| rect.y = headerRect.y + borderWidth; |
| rect.width = cellRect.width; |
| rect.height = headerRect.height - borderWidth - 0.5; /* 0.5 -> header-row separator width */ |
| NSBezierPath.fillRect(rect); |
| context.restoreGraphicsState(); |
| } |
| return; |
| } |
| |
| NSGraphicsContext context = NSGraphicsContext.currentContext (); |
| context.saveGraphicsState (); |
| |
| int contentWidth = 0; |
| NSSize stringSize = null, imageSize = null; |
| NSAttributedString attrString = null; |
| NSTableHeaderCell headerCell = nsColumn.headerCell (); |
| if (displayText != null) { |
| Font font = Font.cocoa_new(display, headerCell.font ()); |
| attrString = parent.createString(displayText, font, parent.getHeaderForegroundColor().handle, SWT.LEFT, false, (parent.state & DISABLED) == 0, false); |
| stringSize = attrString.size (); |
| contentWidth += Math.ceil (stringSize.width); |
| if (image != null) contentWidth += MARGIN; /* space between image and text */ |
| } |
| |
| if (parent.headerBackground != null) { |
| // fill header background |
| context.saveGraphicsState(); |
| double [] colorRGB = parent.headerBackground; |
| NSColor color1 = NSColor.colorWithDeviceRed(colorRGB[0], colorRGB[1], colorRGB[2], 1f); |
| color1.setFill(); |
| /* |
| * Before this method is invoked, the header cell's border is already drawn |
| * with the system default color. Use headerRect instead of cellRect so that we |
| * can draw over the header cell's borders with the header background color. |
| * Don't draw over the top border when the border style is set. Also, adjust rect |
| * height so that separator line between header & first row is drawn. |
| */ |
| NSRect rect = new NSRect(); |
| rect.x = headerRect.x; |
| rect.y = headerRect.y + borderWidth; |
| rect.width = headerRect.width; |
| rect.height = headerRect.height - borderWidth - 0.5; /* 0.5 -> header-row separator width */ |
| NSBezierPath.fillRect(rect); |
| |
| // draw header column separator |
| if (parent.headerForeground != null) { |
| colorRGB = parent.headerForeground; |
| NSColor color = NSColor.colorWithDeviceRed(colorRGB[0], colorRGB[1], colorRGB[2], 0.6f); |
| color.setStroke(); |
| } |
| NSBezierPath path = NSBezierPath.bezierPath(); |
| NSPoint pt = new NSPoint(); |
| pt.x = cellRect.x + cellRect.width - 0.5; |
| pt.y = cellRect.y + 2; |
| path.moveToPoint(pt); |
| pt.y += cellRect.y + cellRect.height - 4; |
| path.lineToPoint(pt); |
| path.stroke(); |
| context.restoreGraphicsState(); |
| } |
| |
| if (image != null) { |
| imageSize = image.handle.size (); |
| contentWidth += Math.ceil (imageSize.width); |
| } |
| |
| if (parent.sortColumn == this && parent.sortDirection != SWT.NONE) { |
| boolean ascending = parent.sortDirection == SWT.UP; |
| if (parent.headerBackground != null || parent.headerForeground != null) { |
| NSRect sortIndicatorRect = headerCell.sortIndicatorRectForBounds(cellRect); |
| context.saveGraphicsState(); |
| if (parent.headerForeground != null) { |
| double [] colorRGB = parent.headerForeground; |
| NSColor color = NSColor.colorWithDeviceRed(colorRGB[0], colorRGB[1], colorRGB[2], 0.9f); |
| color.setStroke(); |
| } |
| NSBezierPath path = NSBezierPath.bezierPath(); |
| path.setLineWidth(1.5); |
| NSPoint pt = new NSPoint(); |
| final double y1 = sortIndicatorRect.y + sortIndicatorRect.height / 2 - 1.5; |
| final double y2 = sortIndicatorRect.y + sortIndicatorRect.height / 2 + 1.5; |
| final double x1 = sortIndicatorRect.x; |
| final double x2 = sortIndicatorRect.x + 3; |
| final double x3 = sortIndicatorRect.x + 6; |
| if (ascending) { |
| pt.x = x1; |
| pt.y = y2; |
| path.moveToPoint(pt); |
| pt.x = x2; |
| pt.y = y1; |
| path.lineToPoint(pt); |
| pt.x = x3; |
| pt.y = y2; |
| path.lineToPoint(pt); |
| } else { |
| pt.x = x1; |
| pt.y = y1; |
| path.moveToPoint(pt); |
| pt.x = x2; |
| pt.y = y2; |
| path.lineToPoint(pt); |
| pt.x = x3; |
| pt.y = y1; |
| path.lineToPoint(pt); |
| } |
| path.stroke(); |
| context.restoreGraphicsState(); |
| } else { |
| headerCell.drawSortIndicatorWithFrame (cellRect, new NSView(view), ascending, 0); |
| } |
| /* remove the arrow's space from the available drawing width */ |
| NSRect sortRect = headerCell.sortIndicatorRectForBounds (cellRect); |
| cellRect.width = Math.max (0, sortRect.x - cellRect.x); |
| } |
| |
| int drawX = 0; |
| if ((style & SWT.CENTER) != 0) { |
| drawX = (int)(cellRect.x + Math.max (MARGIN, ((cellRect.width - contentWidth) / 2))); |
| } else if ((style & SWT.RIGHT) != 0) { |
| drawX = (int)(cellRect.x + Math.max (MARGIN, cellRect.width - contentWidth - MARGIN)); |
| } else { |
| drawX = (int)cellRect.x + MARGIN; |
| } |
| |
| if (image != null) { |
| NSRect destRect = new NSRect (); |
| destRect.x = drawX; |
| destRect.y = Math.max(cellRect.y, cellRect.y + (cellRect.height - imageSize.height)/2); |
| destRect.width = Math.min (imageSize.width, cellRect.width - 2 * MARGIN); |
| destRect.height = Math.min (imageSize.height, cellRect.height); |
| boolean isFlipped = new NSView (view).isFlipped(); |
| if (isFlipped) { |
| context.saveGraphicsState (); |
| NSAffineTransform transform = NSAffineTransform.transform (); |
| transform.scaleXBy (1, -1); |
| transform.translateXBy (0, -(destRect.height + 2 * destRect.y)); |
| transform.concat (); |
| } |
| NSRect sourceRect = new NSRect (); |
| sourceRect.width = destRect.width; |
| sourceRect.height = destRect.height; |
| image.handle.drawInRect (destRect, sourceRect, OS.NSCompositeSourceOver, 1f); |
| if (isFlipped) context.restoreGraphicsState (); |
| drawX += destRect.width; |
| } |
| |
| if (displayText != null && displayText.length () > 0) { |
| if (image != null) drawX += MARGIN; /* space between image and text */ |
| NSRect destRect = new NSRect (); |
| destRect.x = drawX; |
| destRect.y = cellRect.y; |
| destRect.width = Math.min (stringSize.width, cellRect.x + cellRect.width - MARGIN - drawX); |
| destRect.height = Math.min (stringSize.height, cellRect.height); |
| attrString.drawInRect (destRect); |
| } |
| if (attrString != null) attrString.release (); |
| |
| context.restoreGraphicsState (); |
| } |
| |
| /** |
| * Returns a value which describes the position of the |
| * text or image in the receiver. The value will be one of |
| * <code>LEFT</code>, <code>RIGHT</code> or <code>CENTER</code>. |
| * |
| * @return the alignment |
| * |
| * @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> |
| */ |
| public int getAlignment () { |
| checkWidget (); |
| if ((style & SWT.LEFT) != 0) return SWT.LEFT; |
| if ((style & SWT.CENTER) != 0) return SWT.CENTER; |
| if ((style & SWT.RIGHT) != 0) return SWT.RIGHT; |
| return SWT.LEFT; |
| } |
| |
| @Override |
| String getNameText () { |
| return getText (); |
| } |
| |
| /** |
| * Returns the receiver's parent, which must be a <code>Table</code>. |
| * |
| * @return the receiver's parent |
| * |
| * @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> |
| */ |
| public Table getParent () { |
| checkWidget (); |
| return parent; |
| } |
| |
| /** |
| * Gets the moveable attribute. A column that is |
| * not moveable cannot be reordered by the user |
| * by dragging the header but may be reordered |
| * by the programmer. |
| * |
| * @return the moveable attribute |
| * |
| * @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 Table#getColumnOrder() |
| * @see Table#setColumnOrder(int[]) |
| * @see TableColumn#setMoveable(boolean) |
| * @see SWT#Move |
| * |
| * @since 3.1 |
| */ |
| public boolean getMoveable () { |
| checkWidget (); |
| return movable; |
| } |
| |
| /** |
| * Gets the resizable attribute. A column that is |
| * not resizable cannot be dragged by the user but |
| * may be resized by the programmer. |
| * |
| * @return the resizable attribute |
| * |
| * @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> |
| */ |
| public boolean getResizable () { |
| checkWidget (); |
| return nsColumn.resizingMask() != OS.NSTableColumnNoResizing; |
| } |
| |
| /** |
| * Returns the receiver's tool tip text, or null if it has |
| * not been set. |
| * |
| * @return the receiver's tool tip text |
| * |
| * @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> |
| * |
| * @since 3.2 |
| */ |
| public String getToolTipText () { |
| checkWidget (); |
| return toolTipText; |
| } |
| |
| /** |
| * Gets the width of the receiver. |
| * |
| * @return the width |
| * |
| * @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> |
| */ |
| public int getWidth () { |
| checkWidget (); |
| int width = (int)nsColumn.width(); |
| // TODO how to differentiate 0 and 1 cases? |
| if (width > 0) width += Table.CELL_GAP; |
| return width; |
| } |
| |
| /** |
| * Causes the receiver to be resized to its preferred size. |
| * For a composite, this involves computing the preferred size |
| * from its layout, if there is one. |
| * |
| * @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> |
| * |
| */ |
| public void pack () { |
| checkWidget (); |
| |
| int width = 0; |
| |
| /* compute header width */ |
| NSTableHeaderCell headerCell = nsColumn.headerCell (); |
| NSSize size = headerCell.cellSize(); |
| width += Math.ceil (size.width); |
| if (image != null) { |
| NSSize imageSize = image.handle.size (); |
| width += Math.ceil (imageSize.width) + MARGIN; |
| } |
| if (parent.sortColumn == this && parent.sortDirection != SWT.NONE) { |
| NSRect sortRect = headerCell.sortIndicatorRectForBounds (new NSRect ()); |
| width += Math.ceil (sortRect.width + 2 * MARGIN); |
| } |
| |
| /* compute item widths down column */ |
| GC gc = new GC (parent); |
| int index = parent.indexOf (this); |
| width = Math.max (width, parent.calculateWidth (parent.items, index, gc)); |
| gc.dispose (); |
| setWidth (width); |
| } |
| |
| @Override |
| void releaseHandle () { |
| super.releaseHandle (); |
| if (nsColumn != null) { |
| nsColumn.headerCell ().release (); |
| nsColumn.release (); |
| } |
| nsColumn = null; |
| parent = null; |
| } |
| |
| @Override |
| void releaseWidget () { |
| super.releaseWidget (); |
| if (parent.sortColumn == this) { |
| parent.sortColumn = null; |
| } |
| } |
| |
| /** |
| * Removes the listener from the collection of listeners who will |
| * be notified when the control is moved or resized. |
| * |
| * @param listener the listener which should no longer be notified |
| * |
| * @exception IllegalArgumentException <ul> |
| * <li>ERROR_NULL_ARGUMENT - if the listener is null</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 ControlListener |
| * @see #addControlListener |
| */ |
| public void removeControlListener (ControlListener listener) { |
| checkWidget (); |
| if (listener == null) error (SWT.ERROR_NULL_ARGUMENT); |
| if (eventTable == null) return; |
| eventTable.unhook (SWT.Move, listener); |
| eventTable.unhook (SWT.Resize, listener); |
| } |
| |
| /** |
| * Removes the listener from the collection of listeners who will |
| * be notified when the control is selected by the user. |
| * |
| * @param listener the listener which should no longer be notified |
| * |
| * @exception IllegalArgumentException <ul> |
| * <li>ERROR_NULL_ARGUMENT - if the listener is null</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 SelectionListener |
| * @see #addSelectionListener |
| */ |
| public void removeSelectionListener(SelectionListener listener) { |
| checkWidget (); |
| if (listener == null) error (SWT.ERROR_NULL_ARGUMENT); |
| if (eventTable == null) return; |
| eventTable.unhook (SWT.Selection, listener); |
| eventTable.unhook (SWT.DefaultSelection,listener); |
| } |
| |
| /** |
| * Controls how text and images will be displayed in the receiver. |
| * The argument should be one of <code>LEFT</code>, <code>RIGHT</code> |
| * or <code>CENTER</code>. |
| * <p> |
| * Note that due to a restriction on some platforms, the first column |
| * is always left aligned. |
| * </p> |
| * @param alignment the new alignment |
| * |
| * @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> |
| */ |
| public void setAlignment (int alignment) { |
| checkWidget (); |
| if ((alignment & (SWT.LEFT | SWT.RIGHT | SWT.CENTER)) == 0) return; |
| int index = parent.indexOf (this); |
| if (index == -1 || index == 0) return; |
| style &= ~(SWT.LEFT | SWT.RIGHT | SWT.CENTER); |
| style |= alignment & (SWT.LEFT | SWT.RIGHT | SWT.CENTER); |
| NSTableView tableView = ((NSTableView) parent.view); |
| NSTableHeaderView headerView = tableView.headerView (); |
| if (headerView == null) return; |
| index = parent.indexOf (nsColumn); |
| NSRect rect = headerView.headerRectOfColumn (index); |
| headerView.setNeedsDisplayInRect (rect); |
| rect = tableView.rectOfColumn (index); |
| parent.view.setNeedsDisplayInRect (rect); |
| } |
| |
| @Override |
| public void setImage (Image image) { |
| checkWidget(); |
| if (image != null && image.isDisposed ()) { |
| error (SWT.ERROR_INVALID_ARGUMENT); |
| } |
| super.setImage (image); |
| NSTableHeaderView headerView = ((NSTableView) parent.view).headerView (); |
| if (headerView == null) return; |
| int index = parent.indexOf (nsColumn); |
| NSRect rect = headerView.headerRectOfColumn (index); |
| headerView.setNeedsDisplayInRect (rect); |
| } |
| |
| /** |
| * Sets the moveable attribute. A column that is |
| * moveable can be reordered by the user by dragging |
| * the header. A column that is not moveable cannot be |
| * dragged by the user but may be reordered |
| * by the programmer. |
| * |
| * @param moveable the moveable attribute |
| * |
| * @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 Table#setColumnOrder(int[]) |
| * @see Table#getColumnOrder() |
| * @see TableColumn#getMoveable() |
| * @see SWT#Move |
| * |
| * @since 3.1 |
| */ |
| public void setMoveable (boolean moveable) { |
| checkWidget (); |
| this.movable = moveable; |
| } |
| |
| /** |
| * Sets the resizable attribute. A column that is |
| * resizable can be resized by the user dragging the |
| * edge of the header. A column that is not resizable |
| * cannot be dragged by the user but may be resized |
| * by the programmer. |
| * |
| * @param resizable the resize attribute |
| * |
| * @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> |
| */ |
| public void setResizable (boolean resizable) { |
| checkWidget (); |
| nsColumn.setResizingMask (resizable ? OS.NSTableColumnUserResizingMask : OS.NSTableColumnNoResizing); |
| } |
| |
| @Override |
| public void setText (String string) { |
| checkWidget (); |
| if (string == null) error (SWT.ERROR_NULL_ARGUMENT); |
| super.setText (string); |
| char [] buffer = new char [text.length ()]; |
| text.getChars (0, buffer.length, buffer, 0); |
| int length = fixMnemonic (buffer); |
| displayText = new String (buffer, 0, length); |
| NSString title = NSString.stringWith (displayText); |
| nsColumn.headerCell ().setTitle (title); |
| NSTableHeaderView headerView = ((NSTableView) parent.view).headerView (); |
| if (headerView == null) return; |
| int index = parent.indexOf (nsColumn); |
| NSRect rect = headerView.headerRectOfColumn (index); |
| headerView.setNeedsDisplayInRect (rect); |
| } |
| |
| /** |
| * Sets the receiver's tool tip text to the argument, which |
| * may be null indicating that the default tool tip for the |
| * control will be shown. For a control that has a default |
| * tool tip, such as the Tree control on Windows, setting |
| * the tool tip text to an empty string replaces the default, |
| * causing no tool tip text to be shown. |
| * <p> |
| * The mnemonic indicator (character '&') is not displayed in a tool tip. |
| * To display a single '&' in the tool tip, the character '&' can be |
| * escaped by doubling it in the string. |
| * </p> |
| * <p> |
| * NOTE: This operation is a hint and behavior is platform specific, on Windows |
| * for CJK-style mnemonics of the form " (&C)" at the end of the tooltip text |
| * are not shown in tooltip. |
| * </p> |
| * |
| * @param string the new tool tip text (or null) |
| * |
| * @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> |
| * |
| * @since 3.2 |
| */ |
| public void setToolTipText (String string) { |
| checkWidget(); |
| toolTipText = string; |
| parent.checkToolTip (this); |
| } |
| |
| /** |
| * Sets the width of the receiver. |
| * |
| * @param width the new width |
| * |
| * @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> |
| */ |
| public void setWidth (int width) { |
| checkWidget (); |
| if (width < 0) return; |
| // TODO how to differentiate 0 and 1 cases? |
| width = Math.max (0, width - Table.CELL_GAP); |
| nsColumn.setWidth (width); |
| } |
| |
| @Override |
| String tooltipText () { |
| return toolTipText; |
| } |
| |
| } |