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Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT/cocoa/org/eclipse/swt/widgets/List.java')
| -rwxr-xr-x | bundles/org.eclipse.swt/Eclipse SWT/cocoa/org/eclipse/swt/widgets/List.java | 1429 |
1 files changed, 0 insertions, 1429 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/cocoa/org/eclipse/swt/widgets/List.java b/bundles/org.eclipse.swt/Eclipse SWT/cocoa/org/eclipse/swt/widgets/List.java deleted file mode 100755 index efc9e9af66..0000000000 --- a/bundles/org.eclipse.swt/Eclipse SWT/cocoa/org/eclipse/swt/widgets/List.java +++ /dev/null @@ -1,1429 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2000, 2009 IBM Corporation and others. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Eclipse Public License v1.0 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/epl-v10.html - * - * Contributors: - * IBM Corporation - initial API and implementation - *******************************************************************************/ -package org.eclipse.swt.widgets; - - -import org.eclipse.swt.*; -import org.eclipse.swt.accessibility.*; -import org.eclipse.swt.events.*; -import org.eclipse.swt.graphics.*; -import org.eclipse.swt.internal.cocoa.*; - -/** - * Instances of this class represent a selectable user interface - * object that displays a list of strings and issues notification - * when a string is selected. A list may be single or multi select. - * <p> - * <dl> - * <dt><b>Styles:</b></dt> - * <dd>SINGLE, MULTI</dd> - * <dt><b>Events:</b></dt> - * <dd>Selection, DefaultSelection</dd> - * </dl> - * <p> - * Note: Only one of SINGLE and MULTI 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/#list">List snippets</a> - * @see <a href="http://www.eclipse.org/swt/examples.php">SWT Example: ControlExample</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 List extends Scrollable { - NSTableColumn column; - String [] items; - int itemCount; - boolean ignoreSelect; - - static int NEXT_ID; - - static final int CELL_GAP = 1; - -/** - * Constructs a new instance of this class given its parent - * and a style value describing its behavior and appearance. - * <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#SINGLE - * @see SWT#MULTI - * @see Widget#checkSubclass - * @see Widget#getStyle - */ -public List (Composite parent, int style) { - super (parent, checkStyle (style)); -} - -int /*long*/ accessibilityAttributeValue (int /*long*/ id, int /*long*/ sel, int /*long*/ arg0) { - - if (accessible != null) { - NSString attribute = new NSString(arg0); - id returnValue = accessible.internal_accessibilityAttributeValue(attribute, ACC.CHILDID_SELF); - if (returnValue != null) return returnValue.id; - } - - NSString attributeName = new NSString(arg0); - - // Accessibility Verifier queries for a title or description. NSOutlineView doesn't - // seem to return either, so we return a default description value here. - if (attributeName.isEqualToString (OS.NSAccessibilityDescriptionAttribute)) { - return NSString.stringWith("").id; - } - -// if (attributeName.isEqualToString(OS.NSAccessibilityHeaderAttribute)) { -// /* -// * Bug in the Macintosh. Even when the header is not visible, -// * VoiceOver still reports each column header's role for every row. -// * This is confusing and overly verbose. The fix is to return -// * "no header" when the screen reader asks for the header, by -// * returning noErr without setting the event parameter. -// */ -// return 0; -// } - - return super.accessibilityAttributeValue(id, sel, arg0); -} - -/** - * Adds the argument to the end of the receiver's list. - * - * @param string the new item - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_NULL_ARGUMENT - if the string 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 #add(String,int) - */ -public void add (String string) { - checkWidget(); - if (string == null) error (SWT.ERROR_NULL_ARGUMENT); - if (itemCount == items.length) { - String [] newItems = new String [itemCount + 4]; - System.arraycopy (items, 0, newItems, 0, items.length); - items = newItems; - } - items [itemCount++] = string; - ((NSTableView)view).noteNumberOfRowsChanged (); - setScrollWidth(string); -} - -/** - * Adds the argument to the receiver's list at the given - * zero-relative index. - * <p> - * Note: To add an item at the end of the list, use the - * result of calling <code>getItemCount()</code> as the - * index or use <code>add(String)</code>. - * </p> - * - * @param string the new item - * @param index the index for the item - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_NULL_ARGUMENT - if the string is null</li> - * <li>ERROR_INVALID_RANGE - if the index is not between 0 and the number of elements in the list (inclusive)</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 #add(String) - */ -public void add (String string, int index) { - checkWidget(); - if (string == null) error (SWT.ERROR_NULL_ARGUMENT); - if (!(0 <= index && index <= itemCount)) error (SWT.ERROR_INVALID_RANGE); - if (itemCount == items.length) { - String [] newItems = new String [itemCount + 4]; - System.arraycopy (items, 0, newItems, 0, items.length); - items = newItems; - } - System.arraycopy (items, index, items, index + 1, itemCount++ - index); - items [index] = string; - ((NSTableView)view).noteNumberOfRowsChanged (); - if (index != itemCount) fixSelection (index, true); - setScrollWidth(string); -} - -/** - * Adds the listener to the collection of listeners who will - * be notified when the user changes the receiver's selection, by sending - * it one of the messages defined in the <code>SelectionListener</code> - * interface. - * <p> - * <code>widgetSelected</code> is called when the selection changes. - * <code>widgetDefaultSelected</code> is typically called when an item is double-clicked. - * </p> - * - * @param listener the listener which should be notified when the user changes the receiver's selection - * - * @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.SINGLE, SWT.MULTI, 0, 0, 0, 0); -} - -public Point computeSize (int wHint, int hHint, boolean changed) { - checkWidget(); - int width = 0; - if (wHint == SWT.DEFAULT) { - NSCell cell = column.dataCell (); - Font font = this.font != null ? this.font : defaultFont (); - cell.setFont (font.handle); - for (int i = 0; i < items.length; i++) { - if (items[i] != null) { - cell.setTitle (NSString.stringWith (items[i])); - NSSize size = cell.cellSize (); - width = Math.max (width, (int)Math.ceil (size.width)); - } - } - width += CELL_GAP; - } else { - width = wHint; - } - if (width <= 0) width = DEFAULT_WIDTH; - int height = 0; - if (hHint == SWT.DEFAULT) { - int itemHeight = getItemHeight () + CELL_GAP; - height = itemCount * itemHeight; - } else { - height = hHint; - } - if (height <= 0) height = DEFAULT_HEIGHT; - Rectangle rect = computeTrim (0, 0, width, height); - return new Point (rect.width, rect.height); -} - -void createHandle () { - NSScrollView scrollWidget = (NSScrollView)new SWTScrollView().alloc(); - scrollWidget.init(); - if ((style & SWT.H_SCROLL) != 0) scrollWidget.setHasHorizontalScroller(true); - if ((style & SWT.V_SCROLL) != 0) scrollWidget.setHasVerticalScroller(true); - scrollWidget.setAutohidesScrollers(true); - scrollWidget.setBorderType((style & SWT.BORDER) != 0 ? OS.NSBezelBorder : OS.NSNoBorder); - - NSTableView widget = (NSTableView)new SWTTableView().alloc(); - widget.init(); - widget.setAllowsMultipleSelection((style & SWT.MULTI) != 0); - widget.setDataSource(widget); - widget.setHeaderView(null); - widget.setDelegate(widget); - if ((style & SWT.H_SCROLL) != 0) { - widget.setColumnAutoresizingStyle (OS.NSTableViewNoColumnAutoresizing); - } - NSSize spacing = new NSSize(); - spacing.width = spacing.height = CELL_GAP; - widget.setIntercellSpacing(spacing); - widget.setDoubleAction(OS.sel_sendDoubleSelection); - if (!hasBorder()) widget.setFocusRingType(OS.NSFocusRingTypeNone); - - column = (NSTableColumn)new NSTableColumn().alloc(); - column = column.initWithIdentifier(NSString.stringWith(String.valueOf(++NEXT_ID))); - column.setWidth(0); - widget.addTableColumn (column); - - scrollView = scrollWidget; - view = widget; -} - -void createWidget () { - super.createWidget (); - items = new String [4]; -} - -Color defaultBackground () { - return display.getWidgetColor (SWT.COLOR_LIST_BACKGROUND); -} - -NSFont defaultNSFont () { - return display.tableViewFont; -} - -Color defaultForeground () { - return display.getWidgetColor (SWT.COLOR_LIST_FOREGROUND); -} - -/** - * Deselects the item at the given zero-relative index in the receiver. - * If the item at the index was already deselected, it remains - * deselected. Indices that are out of range are ignored. - * - * @param index the index of the item to deselect - * - * @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 deselect (int index) { - checkWidget(); - if (0 <= index && index < itemCount) { - NSTableView widget = (NSTableView)view; - ignoreSelect = true; - widget.deselectRow (index); - ignoreSelect = false; - } -} - -/** - * Deselects the items at the given zero-relative indices in the receiver. - * If the item at the given zero-relative index in the receiver - * is selected, it is deselected. If the item at the index - * was not selected, it remains deselected. The range of the - * indices is inclusive. Indices that are out of range are ignored. - * - * @param start the start index of the items to deselect - * @param end the end index of the items to deselect - * - * @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 deselect (int start, int end) { - checkWidget(); - if (start > end) return; - if (end < 0 || start >= itemCount) return; - start = Math.max (0, start); - end = Math.min (itemCount - 1, end); - if (start == 0 && end == itemCount - 1) { - deselectAll (); - } else { - NSTableView widget = (NSTableView)view; - ignoreSelect = true; - for (int i=start; i<=end; i++) { - widget.deselectRow (i); - } - ignoreSelect = false; - } -} - -/** - * Deselects the items at the given zero-relative indices in the receiver. - * If the item at the given zero-relative index in the receiver - * is selected, it is deselected. If the item at the index - * was not selected, it remains deselected. Indices that are out - * of range and duplicate indices are ignored. - * - * @param indices the array of indices for the items to deselect - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_NULL_ARGUMENT - if the set of indices 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> - */ -public void deselect (int [] indices) { - checkWidget(); - if (indices == null) error (SWT.ERROR_NULL_ARGUMENT); - NSTableView widget = (NSTableView)view; - ignoreSelect = true; - for (int i=0; i<indices.length; i++) { - widget.deselectRow (indices [i]); - } - ignoreSelect = false; -} - -/** - * Deselects all selected items in the receiver. - * - * @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 deselectAll () { - checkWidget (); - NSTableView widget = (NSTableView)view; - ignoreSelect = true; - widget.deselectAll(null); - ignoreSelect = false; -} - -boolean dragDetect(int x, int y, boolean filter, boolean[] consume) { - NSTableView widget = (NSTableView)view; - NSPoint pt = new NSPoint(); - pt.x = x; - pt.y = y; - int /*long*/ row = widget.rowAtPoint(pt); - if (row == -1) return false; - boolean dragging = super.dragDetect(x, y, filter, consume); - if (dragging) { - if (!widget.isRowSelected(row)) { - //TODO expand current selection when Shift, Command key pressed?? - NSIndexSet set = (NSIndexSet)new NSIndexSet().alloc(); - set = set.initWithIndex(row); - widget.selectRowIndexes (set, false); - set.release(); - } - } - consume[0] = dragging; - return dragging; -} - -void fixSelection (int index, boolean add) { - int [] selection = getSelectionIndices (); - if (selection.length == 0) return; - int newCount = 0; - boolean fix = false; - for (int i = 0; i < selection.length; i++) { - if (!add && selection [i] == index) { - fix = true; - } else { - int newIndex = newCount++; - selection [newIndex] = selection [i]; - if (selection [newIndex] >= index) { - selection [newIndex] += add ? 1 : -1; - fix = true; - } - } - } - if (fix) select (selection, newCount, true); -} - -/** - * Returns the zero-relative index of the item which currently - * has the focus in the receiver, or -1 if no item has focus. - * - * @return the index of the selected item - * - * @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 getFocusIndex () { - checkWidget(); - return (int)/*64*/((NSTableView)view).selectedRow(); -} - -/** - * Returns the item at the given, zero-relative index in the - * receiver. Throws an exception if the index is out of range. - * - * @param index the index of the item to return - * @return the item at the given index - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_INVALID_RANGE - if the index is not between 0 and the number of elements in the list minus 1 (inclusive)</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> - */ -public String getItem (int index) { - checkWidget(); - if (!(0 <= index && index < itemCount)) error (SWT.ERROR_INVALID_RANGE); - return items [index]; -} - -/** - * Returns the number of items contained in the receiver. - * - * @return the number of items - * - * @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 getItemCount () { - checkWidget(); - return itemCount; -} - -/** - * Returns the height of the area which would be used to - * display <em>one</em> of the items in the list. - * - * @return the height of one item - * - * @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 getItemHeight () { - checkWidget (); - return (int)((NSTableView)view).rowHeight(); -} - -/** - * Returns a (possibly empty) array of <code>String</code>s which - * are the items in the receiver. - * <p> - * Note: This is not the actual structure used by the receiver - * to maintain its list of items, so modifying the array will - * not affect the receiver. - * </p> - * - * @return the items in the receiver's list - * - * @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 String [] getItems () { - checkWidget(); - String [] result = new String [itemCount]; - System.arraycopy (items, 0, result, 0, itemCount); - return result; -} - -/** - * Returns an array of <code>String</code>s that are currently - * selected in the receiver. The order of the items is unspecified. - * An empty array indicates that no items are selected. - * <p> - * Note: This is not the actual structure used by the receiver - * to maintain its selection, so modifying the array will - * not affect the receiver. - * </p> - * @return an array representing the selection - * - * @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 String [] getSelection () { - checkWidget (); - NSTableView widget = (NSTableView)view; - if (widget.numberOfSelectedRows() == 0) { - return new String [0]; - } - NSIndexSet selection = widget.selectedRowIndexes(); - int count = (int)/*64*/selection.count(); - int /*long*/ [] indexBuffer = new int /*long*/ [count]; - selection.getIndexes(indexBuffer, count, 0); - String [] result = new String [count]; - for (int i=0; i<count; i++) { - result [i] = items [(int)/*64*/indexBuffer [i]]; - } - return result; -} - -/** - * Returns the number of selected items contained in the receiver. - * - * @return the number of selected items - * - * @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 getSelectionCount () { - checkWidget (); - return (int)/*64*/((NSTableView)view).numberOfSelectedRows(); -} - -/** - * Returns the zero-relative index of the item which is currently - * selected in the receiver, or -1 if no item is selected. - * - * @return the index of the selected item or -1 - * - * @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 getSelectionIndex () { - checkWidget(); - NSTableView widget = (NSTableView)view; - if (widget.numberOfSelectedRows() == 0) { - return -1; - } - NSIndexSet selection = widget.selectedRowIndexes(); - int count = (int)/*64*/selection.count(); - int /*long*/ [] result = new int /*long*/ [count]; - selection.getIndexes(result, count, 0); - return (int)/*64*/result [0]; -} - -/** - * Returns the zero-relative indices of the items which are currently - * selected in the receiver. The order of the indices is unspecified. - * The array is empty if no items are selected. - * <p> - * Note: This is not the actual structure used by the receiver - * to maintain its selection, so modifying the array will - * not affect the receiver. - * </p> - * @return the array of indices of the selected items - * - * @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 [] getSelectionIndices () { - checkWidget (); - NSTableView widget = (NSTableView)view; - if (widget.numberOfSelectedRows() == 0) { - return new int [0]; - } - NSIndexSet selection = widget.selectedRowIndexes(); - int count = (int)/*64*/selection.count(); - int /*long*/ [] indices = new int /*long*/ [count]; - selection.getIndexes(indices, count, 0); - int [] result = new int [count]; - for (int i = 0; i < result.length; i++) { - result [i] = (int)/*64*/indices [i]; - } - return result; -} - -/** - * Returns the zero-relative index of the item which is currently - * at the top of the receiver. This index can change when items are - * scrolled or new items are added or removed. - * - * @return the index of the top item - * - * @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 getTopIndex () { - checkWidget(); - //TODO - partial item at the top - NSRect rect = scrollView.documentVisibleRect(); - NSPoint point = new NSPoint(); - point.x = rect.x; - point.y = rect.y; - int result = (int)/*64*/((NSTableView)view).rowAtPoint(point); - if (result == -1) result = 0; - return result; -} - -/** - * Gets the index of an item. - * <p> - * The list is searched starting at 0 until an - * item is found that is equal to the search item. - * If no item is found, -1 is returned. Indexing - * is zero based. - * - * @param string the search item - * @return the index of the item - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_NULL_ARGUMENT - if the string 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> - */ -public int indexOf (String item) { - checkWidget(); - if (item == null) error (SWT.ERROR_NULL_ARGUMENT); - for (int i=0; i<itemCount; i++) { - if (items [i].equals (item)) return i; - } - return -1; -} - -/** - * Searches the receiver's list starting at the given, - * zero-relative index until an item is found that is equal - * to the argument, and returns the index of that item. If - * no item is found or the starting index is out of range, - * returns -1. - * - * @param string the search item - * @param start the zero-relative index at which to start the search - * @return the index of the item - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_NULL_ARGUMENT - if the string 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> - */ -public int indexOf (String string, int start) { - checkWidget(); - if (string == null) error (SWT.ERROR_NULL_ARGUMENT); - for (int i=start; i<itemCount; i++) { - if (items [i].equals (string)) return i; - } - return -1; -} - -/** - * Returns <code>true</code> if the item is selected, - * and <code>false</code> otherwise. Indices out of - * range are ignored. - * - * @param index the index of the item - * @return the selection state of the item at the index - * - * @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 isSelected (int index) { - checkWidget(); - if (!(0 <= index && index < itemCount)) return false; - return ((NSTableView)view).isRowSelected(index); -} - -/* - * Feature in Cocoa: Table views do not change the selection when the user - * right-clicks or control-clicks on an NSTableView or its subclasses. Fix is to select the - * clicked-on row ourselves. - */ -int /*long*/ menuForEvent(int /*long*/ id, int /*long*/ sel, int /*long*/ theEvent) { - NSEvent event = new NSEvent(theEvent); - NSTableView table = (NSTableView)view; - - // get the current selections for the outline view. - NSIndexSet selectedRowIndexes = table.selectedRowIndexes(); - - // select the row that was clicked before showing the menu for the event - NSPoint mousePoint = view.convertPoint_fromView_(event.locationInWindow(), null); - int /*long*/ row = table.rowAtPoint(mousePoint); - - // figure out if the row that was just clicked on is currently selected - if (selectedRowIndexes.containsIndex(row) == false) { - NSIndexSet set = (NSIndexSet)new NSIndexSet().alloc(); - set = set.initWithIndex(row); - table.selectRowIndexes (set, false); - set.release(); - } - // else that row is currently selected, so don't change anything. - - return super.menuForEvent(id, sel, theEvent); -} - -int /*long*/ numberOfRowsInTableView(int /*long*/ id, int /*long*/ sel, int /*long*/ aTableView) { - return itemCount; -} - -void releaseHandle () { - super.releaseHandle (); - if (column != null) column.release(); - column = null; -} - -void releaseWidget () { - super.releaseWidget (); - items = null; -} - -/** - * Removes the item from the receiver at the given - * zero-relative index. - * - * @param index the index for the item - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_INVALID_RANGE - if the index is not between 0 and the number of elements in the list minus 1 (inclusive)</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> - */ -public void remove (int index) { - checkWidget(); - if (!(0 <= index && index < itemCount)) error (SWT.ERROR_INVALID_RANGE); - remove(index, true); -} - -void remove (int index, boolean fixScroll) { - if (index != itemCount - 1) fixSelection (index, false); - System.arraycopy (items, index + 1, items, index, --itemCount - index); - items [itemCount] = null; - ((NSTableView)view).noteNumberOfRowsChanged(); - if (fixScroll) setScrollWidth(); -} - -/** - * Removes the items from the receiver which are - * between the given zero-relative start and end - * indices (inclusive). - * - * @param start the start of the range - * @param end the end of the range - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_INVALID_RANGE - if either the start or end are not between 0 and the number of elements in the list minus 1 (inclusive)</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> - */ -public void remove (int start, int end) { - checkWidget(); - if (start > end) return; - if (!(0 <= start && start <= end && end < itemCount)) { - error (SWT.ERROR_INVALID_RANGE); - } - int length = end - start + 1; - for (int i=0; i<length; i++) remove (start, false); - setScrollWidth(); -} - -/** - * Searches the receiver's list starting at the first item - * until an item is found that is equal to the argument, - * and removes that item from the list. - * - * @param string the item to remove - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_NULL_ARGUMENT - if the string is null</li> - * <li>ERROR_INVALID_ARGUMENT - if the string is not found in the list</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> - */ -public void remove (String string) { - checkWidget(); - if (string == null) error (SWT.ERROR_NULL_ARGUMENT); - int index = indexOf (string, 0); - if (index == -1) error (SWT.ERROR_INVALID_ARGUMENT); - remove (index); -} - -/** - * Removes the items from the receiver at the given - * zero-relative indices. - * - * @param indices the array of indices of the items - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_INVALID_RANGE - if the index is not between 0 and the number of elements in the list minus 1 (inclusive)</li> - * <li>ERROR_NULL_ARGUMENT - if the indices array 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> - */ -public void remove (int [] indices) { - checkWidget (); - if (indices == null) error (SWT.ERROR_NULL_ARGUMENT); - if (indices.length == 0) return; - int [] newIndices = new int [indices.length]; - System.arraycopy (indices, 0, newIndices, 0, indices.length); - sort (newIndices); - int start = newIndices [newIndices.length - 1], end = newIndices [0]; - int count = getItemCount (); - if (!(0 <= start && start <= end && end < count)) { - error (SWT.ERROR_INVALID_RANGE); - } - int last = -1; - for (int i=0; i<newIndices.length; i++) { - int index = newIndices [i]; - if (index != last) { - remove (index, false); - last = index; - } - } - setScrollWidth(); -} - -/** - * Removes all of the items from the receiver. - * <p> - * @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 removeAll () { - checkWidget(); - items = new String [4]; - itemCount = 0; - ((NSTableView)view).noteNumberOfRowsChanged(); - setScrollWidth(); -} - -/** - * Removes the listener from the collection of listeners who will - * be notified when the user changes the receiver's selection. - * - * @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); -} - -/** - * Selects the item at the given zero-relative index in the receiver's - * list. If the item at the index was already selected, it remains - * selected. Indices that are out of range are ignored. - * - * @param index the index of the item to select - * - * @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 select (int index) { - checkWidget(); - if (0 <= index && index < itemCount) { - NSIndexSet set = (NSIndexSet)new NSIndexSet().alloc(); - set = set.initWithIndex(index); - NSTableView widget = (NSTableView)view; - ignoreSelect = true; - widget.selectRowIndexes(set, (style & SWT.MULTI) != 0); - ignoreSelect = false; - set.release(); - } -} - -/** - * Selects the items in the range specified by the given zero-relative - * indices in the receiver. The range of indices is inclusive. - * The current selection is not cleared before the new items are selected. - * <p> - * If an item in the given range is not selected, it is selected. - * If an item in the given range was already selected, it remains selected. - * Indices that are out of range are ignored and no items will be selected - * if start is greater than end. - * If the receiver is single-select and there is more than one item in the - * given range, then all indices are ignored. - * - * @param start the start of the range - * @param end the end of the range - * - * @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 List#setSelection(int,int) - */ -public void select (int start, int end) { - checkWidget (); - if (end < 0 || start > end || ((style & SWT.SINGLE) != 0 && start != end)) return; - if (itemCount == 0 || start >= itemCount) return; - if (start == 0 && end == itemCount - 1) { - selectAll (); - } else { - start = Math.max (0, start); - end = Math.min (end, itemCount - 1); - NSRange range = new NSRange(); - range.location = start; - range.length = end - start + 1; - NSIndexSet set = (NSIndexSet)new NSIndexSet().alloc(); - set = set.initWithIndexesInRange(range); - NSTableView widget = (NSTableView)view; - ignoreSelect = true; - widget.selectRowIndexes(set, (style & SWT.MULTI) != 0); - ignoreSelect = false; - set.release(); - } -} - -/** - * Selects the items at the given zero-relative indices in the receiver. - * The current selection is not cleared before the new items are selected. - * <p> - * If the item at a given index is not selected, it is selected. - * If the item at a given index was already selected, it remains selected. - * Indices that are out of range and duplicate indices are ignored. - * If the receiver is single-select and multiple indices are specified, - * then all indices are ignored. - * - * @param indices the array of indices for the items to select - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_NULL_ARGUMENT - if the array of indices 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 List#setSelection(int[]) - */ -public void select (int [] indices) { - checkWidget (); - if (indices == null) error (SWT.ERROR_NULL_ARGUMENT); - int length = indices.length; - if (length == 0 || ((style & SWT.SINGLE) != 0 && length > 1)) return; - int count = 0; - NSMutableIndexSet set = (NSMutableIndexSet)new NSMutableIndexSet().alloc().init(); - for (int i=0; i<length; i++) { - int index = indices [i]; - if (index >= 0 && index < itemCount) { - set.addIndex (indices [i]); - count++; - } - } - if (count > 0) { - NSTableView widget = (NSTableView)view; - ignoreSelect = true; - widget.selectRowIndexes(set, (style & SWT.MULTI) != 0); - ignoreSelect = false; - } - set.release(); -} - -void select (int [] indices, int count, boolean clear) { - NSMutableIndexSet set = (NSMutableIndexSet)new NSMutableIndexSet().alloc().init(); - for (int i=0; i<count; i++) set.addIndex (indices [i]); - NSTableView widget = (NSTableView)view; - ignoreSelect = true; - widget.selectRowIndexes(set, !clear); - ignoreSelect = false; - set.release(); -} - -/** - * Selects all of the items in the receiver. - * <p> - * If the receiver is single-select, do nothing. - * - * @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 selectAll () { - checkWidget (); - if ((style & SWT.SINGLE) != 0) return; - NSTableView widget = (NSTableView)view; - ignoreSelect = true; - widget.selectAll(null); - ignoreSelect = false; -} - -void sendDoubleSelection() { - if (((NSTableView)view).clickedRow () != -1) { - postEvent (SWT.DefaultSelection); - } -} - -boolean sendKeyEvent (NSEvent nsEvent, int type) { - boolean result = super.sendKeyEvent (nsEvent, type); - if (!result) return result; - if (type != SWT.KeyDown) return result; - short keyCode = nsEvent.keyCode (); - switch (keyCode) { - case 76: /* KP Enter */ - case 36: { /* Return */ - postEvent (SWT.DefaultSelection); - break; - } - } - return result; -} - -void updateBackground () { - NSColor nsColor = null; - if (backgroundImage != null) { - nsColor = NSColor.colorWithPatternImage(backgroundImage.handle); - } else if (background != null) { - nsColor = NSColor.colorWithDeviceRed(background[0], background[1], background[2], background[3]); - } - ((NSTableView) view).setBackgroundColor (nsColor); -} - -void setFont (NSFont font) { - super.setFont (font); - float /*double*/ ascent = font.ascender (); - float /*double*/ descent = -font.descender () + font.leading (); - ((NSTableView)view).setRowHeight ((int)Math.ceil (ascent + descent) + 1); - setScrollWidth(); -} - -/** - * Sets the text of the item in the receiver's list at the given - * zero-relative index to the string argument. - * - * @param index the index for the item - * @param string the new text for the item - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_INVALID_RANGE - if the index is not between 0 and the number of elements in the list minus 1 (inclusive)</li> - * <li>ERROR_NULL_ARGUMENT - if the string 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> - */ -public void setItem (int index, String string) { - checkWidget(); - if (string == null) error (SWT.ERROR_NULL_ARGUMENT); - if (!(0 <= index && index < itemCount)) error (SWT.ERROR_INVALID_RANGE); - items [index] = string; - NSTableView tableView = (NSTableView)view; - NSRect rect = tableView.rectOfRow (index); - tableView.setNeedsDisplayInRect (rect); - setScrollWidth(string); -} - -/** - * Sets the receiver's items to be the given array of items. - * - * @param items the array of items - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_NULL_ARGUMENT - if the items array is null</li> - * <li>ERROR_INVALID_ARGUMENT - if an item in the items array 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> - */ -public void setItems (String [] items) { - checkWidget(); - if (items == null) error (SWT.ERROR_NULL_ARGUMENT); - for (int i=0; i<items.length; i++) { - if (items [i] == null) error (SWT.ERROR_INVALID_ARGUMENT); - } - this.items = new String [items.length]; - System.arraycopy (items, 0, this.items, 0, items.length); - itemCount = items.length; - ((NSTableView)view).reloadData(); - setScrollWidth(); -} - -boolean setScrollWidth (String item) { - if ((style & SWT.H_SCROLL) == 0) return false; - NSCell cell = column.dataCell (); - Font font = this.font != null ? this.font : defaultFont (); - cell.setFont (font.handle); - cell.setTitle (NSString.stringWith (item)); - NSSize size = cell.cellSize (); - float /*double*/ oldWidth = column.width (); - if (oldWidth < size.width) { - column.setWidth (size.width); - return true; - } - return false; -} - -boolean setScrollWidth () { - if ((style & SWT.H_SCROLL) == 0) return false; - if (items == null) return false; - NSCell cell = column.dataCell (); - Font font = this.font != null ? this.font : defaultFont (); - cell.setFont (font.handle); - float /*double*/ width = 0; - for (int i = 0; i < itemCount; i++) { - cell.setTitle (NSString.stringWith (items[i])); - NSSize size = cell.cellSize (); - width = Math.max (width, size.width); - } - column.setWidth (width); - return true; -} - -/** - * Selects the item at the given zero-relative index in the receiver. - * If the item at the index was already selected, it remains selected. - * The current selection is first cleared, then the new item is selected. - * Indices that are out of range are ignored. - * - * @param index the index of the item to select - * - * @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 List#deselectAll() - * @see List#select(int) - */ -public void setSelection (int index) { - checkWidget(); - deselectAll (); - if (0 <= index && index < itemCount) { - NSIndexSet set = (NSIndexSet)new NSIndexSet().alloc(); - set = set.initWithIndex(index); - NSTableView widget = (NSTableView)view; - ignoreSelect = true; - widget.selectRowIndexes(set, false); - ignoreSelect = false; - set.release(); - showIndex (index); - } -} - -/** - * Selects the items in the range specified by the given zero-relative - * indices in the receiver. The range of indices is inclusive. - * The current selection is cleared before the new items are selected. - * <p> - * Indices that are out of range are ignored and no items will be selected - * if start is greater than end. - * If the receiver is single-select and there is more than one item in the - * given range, then all indices are ignored. - * - * @param start the start index of the items to select - * @param end the end index of the items to select - * - * @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 List#deselectAll() - * @see List#select(int,int) - */ -public void setSelection (int start, int end) { - checkWidget (); - deselectAll (); - if (end < 0 || start > end || ((style & SWT.SINGLE) != 0 && start != end)) return; - if (itemCount == 0 || start >= itemCount) return; - start = Math.max (0, start); - end = Math.min (end, itemCount - 1); - NSRange range = new NSRange(); - range.location = start; - range.length = end - start + 1; - NSIndexSet set = (NSIndexSet)new NSIndexSet().alloc(); - set = set.initWithIndexesInRange(range); - NSTableView widget = (NSTableView)view; - ignoreSelect = true; - widget.selectRowIndexes(set, false); - ignoreSelect = false; - set.release(); - showIndex(end); -} - -/** - * Selects the items at the given zero-relative indices in the receiver. - * The current selection is cleared before the new items are selected. - * <p> - * Indices that are out of range and duplicate indices are ignored. - * If the receiver is single-select and multiple indices are specified, - * then all indices are ignored. - * - * @param indices the indices of the items to select - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_NULL_ARGUMENT - if the array of indices 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 List#deselectAll() - * @see List#select(int[]) - */ -public void setSelection (int [] indices) { - checkWidget (); - if (indices == null) error (SWT.ERROR_NULL_ARGUMENT); - deselectAll (); - int length = indices.length; - if (length == 0 || ((style & SWT.SINGLE) != 0 && length > 1)) return; - int [] newIndices = new int [length]; - int count = 0; - for (int i=0; i<length; i++) { - int index = indices [length - i - 1]; - if (index >= 0 && index < itemCount) { - newIndices [count++] = index; - } - } - if (count > 0) { - select (newIndices, count, true); - showIndex (newIndices [0]); - } -} - -/** - * Sets the receiver's selection to be the given array of items. - * The current selection is cleared before the new items are selected. - * <p> - * Items that are not in the receiver are ignored. - * If the receiver is single-select and multiple items are specified, - * then all items are ignored. - * - * @param items the array of items - * - * @exception IllegalArgumentException <ul> - * <li>ERROR_NULL_ARGUMENT - if the array of items 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 List#deselectAll() - * @see List#select(int[]) - * @see List#setSelection(int[]) - */ -public void setSelection (String [] items) { - checkWidget (); - if (items == null) error (SWT.ERROR_NULL_ARGUMENT); - deselectAll (); - int length = items.length; - if (length == 0 || ((style & SWT.SINGLE) != 0 && length > 1)) return; - int count = 0; - int [] indices = new int [length]; - for (int i=0; i<length; i++) { - String string = items [length - i - 1]; - if ((style & SWT.SINGLE) != 0) { - int index = indexOf (string, 0); - if (index != -1) { - count = 1; - indices = new int [] {index}; - } - } else { - int index = 0; - while ((index = indexOf (string, index)) != -1) { - if (count == indices.length) { - int [] newIds = new int [indices.length + 4]; - System.arraycopy (indices, 0, newIds, 0, indices.length); - indices = newIds; - } - indices [count++] = index; - index++; - } - } - } - if (count > 0) { - select (indices, count, true); - showIndex (indices [0]); - } -} - -/** - * Sets the zero-relative index of the item which is currently - * at the top of the receiver. This index can change when items - * are scrolled or new items are added and removed. - * - * @param index the index of the top item - * - * @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 setTopIndex (int index) { - checkWidget(); - NSTableView widget = (NSTableView) view; - int row = Math.max(0, Math.min(index, itemCount)); - NSPoint pt = new NSPoint(); - pt.x = scrollView.contentView().bounds().x; - pt.y = widget.frameOfCellAtColumn(0, row).y; - view.scrollPoint(pt); -} - -void showIndex (int index) { - if (0 <= index && index < itemCount) { - ((NSTableView)view).scrollRowToVisible(index); - } -} - -/** - * Shows the selection. If the selection is already showing in the receiver, - * this method simply returns. Otherwise, the items are scrolled until - * the selection is visible. - * - * @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 showSelection () { - checkWidget(); - int index = getSelectionIndex (); - if (index >= 0) showIndex (index); -} - -void tableViewSelectionDidChange (int /*long*/ id, int /*long*/ sel, int /*long*/ aNotification) { - if (ignoreSelect) return; - postEvent (SWT.Selection); -} - -boolean tableView_shouldEditTableColumn_row(int /*long*/ id, int /*long*/ sel, int /*long*/ aTableView, int /*long*/ aTableColumn, int /*long*/ rowIndex) { - return false; -} - -int /*long*/ tableView_objectValueForTableColumn_row(int /*long*/ id, int /*long*/ sel, int /*long*/ aTableView, int /*long*/ aTableColumn, int /*long*/ rowIndex) { - NSAttributedString attribStr = createString(items[(int)/*64*/rowIndex], null, foreground, 0, true, false); - attribStr.autorelease(); - return attribStr.id; -} - -} |