/******************************************************************************* * Copyright (c) 2000, 2012 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.events.*; import org.eclipse.swt.internal.*; import org.eclipse.swt.internal.cocoa.*; /** * This class is the abstract superclass of all user interface objects. * Widgets are created, disposed and issue notification to listeners * when events occur which affect them. * <dl> * <dt><b>Styles:</b></dt> * <dd>(none)</dd> * <dt><b>Events:</b></dt> * <dd>Dispose</dd> * </dl> * <p> * IMPORTANT: This class is intended to be subclassed <em>only</em> * within the SWT implementation. However, it has not been marked * final to allow those outside of the SWT development team to implement * patched versions of the class in order to get around specific * limitations in advance of when those limitations can be addressed * by the team. Any class built using subclassing to access the internals * of this class will likely fail to compile or run between releases and * may be strongly platform specific. Subclassing should not be attempted * without an intimate and detailed understanding of the workings of the * hierarchy. No support is provided for user-written classes which are * implemented as subclasses of this class. * </p> * * @see #checkSubclass * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a> */ public abstract class Widget { int style, state; Display display; EventTable eventTable; Object data; long /*int*/ jniRef; /* Global state flags */ static final int DISPOSED = 1 << 0; static final int CANVAS = 1 << 1; static final int KEYED_DATA = 1 << 2; static final int DISABLED = 1 << 3; static final int HIDDEN = 1 << 4; static final int HOT = 1 << 5; static final int MOVED = 1 << 6; static final int RESIZED = 1 << 7; static final int EXPANDING = 1 << 8; static final int IGNORE_WHEEL = 1 << 9; static final int PARENT_BACKGROUND = 1 << 10; static final int THEME_BACKGROUND = 1 << 11; /* A layout was requested on this widget */ static final int LAYOUT_NEEDED = 1<<12; /* The preferred size of a child has changed */ static final int LAYOUT_CHANGED = 1<<13; /* A layout was requested in this widget hierachy */ static final int LAYOUT_CHILD = 1<<14; /* More global state flags */ static final int RELEASED = 1<<15; static final int DISPOSE_SENT = 1<<16; static final int FOREIGN_HANDLE = 1<<17; static final int DRAG_DETECT = 1<<18; static final int RESIZING = 1<<19; /* WebKit fixes */ static final int WEBKIT_EVENTS_FIX = 1<<20; static final String WEBKIT_EVENTS_FIX_KEY = "org.eclipse.swt.internal.webKitEventsFix"; //$NON-NLS-1$ static final String GLCONTEXT_KEY = "org.eclipse.swt.internal.cocoa.glcontext"; //$NON-NLS-1$ static final String IS_ACTIVE = "org.eclipse.swt.internal.isActive"; //$NON-NLS-1$ /* Notify of the opportunity to skin this widget */ static final int SKIN_NEEDED = 1<<21; /* Default size for widgets */ static final int DEFAULT_WIDTH = 64; static final int DEFAULT_HEIGHT = 64; Widget () { /* Do nothing */ } /** * 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 widget which will be the parent of the new instance (cannot be null) * @param style the style of widget to construct * * @exception IllegalArgumentException <ul> * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> * <li>ERROR_INVALID_ARGUMENT - if the parent is disposed</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 * @see #checkSubclass * @see #getStyle */ public Widget (Widget parent, int style) { checkSubclass (); checkParent (parent); this.style = style; display = parent.display; reskinWidget (); } long /*int*/ accessibleHandle() { return 0; } long /*int*/ accessibilityActionDescription(long /*int*/ id, long /*int*/ sel, long /*int*/ arg0) { return callSuperObject(id, sel, arg0); } long /*int*/ accessibilityActionNames(long /*int*/ id, long /*int*/ sel) { return callSuperObject(id, sel); } long /*int*/ accessibilityAttributeNames(long /*int*/ id, long /*int*/ sel) { return callSuperObject(id, sel); } long /*int*/ accessibilityAttributeValue(long /*int*/ id, long /*int*/ sel, long /*int*/ arg0) { return callSuperObject(id, sel, arg0); } long /*int*/ accessibilityAttributeValue_forParameter(long /*int*/ id, long /*int*/ sel, long /*int*/ arg0, long /*int*/ arg1) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); return OS.objc_msgSendSuper(super_struct, sel, arg0, arg1); } long /*int*/ accessibilityFocusedUIElement(long /*int*/ id, long /*int*/ sel) { return callSuperObject(id, sel); } long /*int*/ accessibilityHitTest(long /*int*/ id, long /*int*/ sel, NSPoint point) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); return OS.objc_msgSendSuper(super_struct, sel, point); } boolean accessibilityIsAttributeSettable(long /*int*/ id, long /*int*/ sel, long /*int*/ arg0) { return callSuperBoolean(id, sel, arg0); } boolean accessibilityIsIgnored(long /*int*/ id, long /*int*/ sel) { return callSuperBoolean(id, sel); } long /*int*/ accessibilityParameterizedAttributeNames(long /*int*/ id, long /*int*/ sel) { return callSuperObject(id, sel); } void accessibilityPerformAction(long /*int*/ id, long /*int*/ sel, long /*int*/ arg0) { callSuper(id, sel, arg0); } void accessibilitySetValue_forAttribute(long /*int*/ id, long /*int*/ sel, long /*int*/ arg0, long /*int*/ arg1) { callSuper(id, sel, arg0, arg1); } String getClipboardText () { NSPasteboard pasteboard = NSPasteboard.generalPasteboard (); if (pasteboard == null) return ""; NSString string = pasteboard.stringForType (OS.NSStringPboardType); return string != null ? string.getString () : null; } void setClipRegion (NSView view) { } long /*int*/ attributedSubstringFromRange (long /*int*/ id, long /*int*/ sel, long /*int*/ range) { return 0; } void callSuper(long /*int*/ id, long /*int*/ sel) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); OS.objc_msgSendSuper(super_struct, sel); } void callSuper(long /*int*/ id, long /*int*/ sel, long /*int*/ arg0) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); OS.objc_msgSendSuper(super_struct, sel, arg0); } void callSuper(long /*int*/ id, long /*int*/ sel, NSRect arg0) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); OS.objc_msgSendSuper(super_struct, sel, arg0); } void callSuper(long /*int*/ id, long /*int*/ sel, long /*int*/ arg0, long /*int*/ arg1) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); OS.objc_msgSendSuper(super_struct, sel, arg0, arg1); } void callSuper(long /*int*/ id, long /*int*/ sel, NSRect arg0, long /*int*/ arg1) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); OS.objc_msgSendSuper(super_struct, sel, arg0, arg1); } long /*int*/ callSuper(long /*int*/ id, long /*int*/ sel, long /*int*/ arg0, NSRect arg1, long /*int*/ arg2) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); return OS.objc_msgSendSuper(super_struct, sel, arg0, arg1, arg2); } boolean callSuperBoolean(long /*int*/ id, long /*int*/ sel) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); return OS.objc_msgSendSuper(super_struct, sel) != 0; } boolean canBecomeKeyWindow (long /*int*/ id, long /*int*/ sel) { return callSuperBoolean (id, sel); } boolean needsPanelToBecomeKey (long /*int*/ id, long /*int*/ sel) { return callSuperBoolean (id, sel); } void cancelOperation(long /*int*/ id, long /*int*/ sel, long /*int*/ arg0) { } NSSize cellSize (long /*int*/ id, long /*int*/ sel) { NSSize result = new NSSize(); objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); OS.objc_msgSendSuper_stret(result, super_struct, sel); return result; } NSSize cellSizeForBounds (long /*int*/ id, long /*int*/ sel, NSRect cellFrame) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); NSSize result = new NSSize(); OS.objc_msgSendSuper_stret(result, super_struct, sel, cellFrame); return result; } boolean callSuperBoolean(long /*int*/ id, long /*int*/ sel, long /*int*/ arg0) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); return OS.objc_msgSendSuper(super_struct, sel, arg0) != 0; } boolean callSuperBoolean(long /*int*/ id, long /*int*/ sel, NSRange range, long /*int*/ arg1) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); return OS.objc_msgSendSuper_bool(super_struct, sel, range, arg1); } long /*int*/ callSuperObject(long /*int*/ id, long /*int*/ sel) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); return OS.objc_msgSendSuper(super_struct, sel); } long /*int*/ callSuperObject(long /*int*/ id, long /*int*/ sel, long /*int*/ arg0) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); return OS.objc_msgSendSuper(super_struct, sel, arg0); } long /*int*/ callSuperObject(long /*int*/ id, long /*int*/ sel, long /*int*/ arg0, long /*int*/ arg1) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); return OS.objc_msgSendSuper(super_struct, sel, arg0, arg1); } NSRect callSuperRect(long /*int*/ id, long /*int*/ sel, long /*int*/ arg0) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); NSRect result = new NSRect(); OS.objc_msgSendSuper_stret(result, super_struct, sel, arg0); return result; } boolean canDragRowsWithIndexes_atPoint(long /*int*/ id, long /*int*/ sel, long /*int*/ rowIndexes, NSPoint mouseDownPoint) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); return OS.objc_msgSendSuper_bool(super_struct, sel, rowIndexes, mouseDownPoint); } long /*int*/ characterIndexForPoint (long /*int*/ id, long /*int*/ sel, long /*int*/ point) { return OS.NSNotFound; } long /*int*/ columnAtPoint(long /*int*/ id, long /*int*/ sel, NSPoint point) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); return OS.objc_msgSendSuper(super_struct, sel, point); } boolean acceptsFirstMouse (long /*int*/ id, long /*int*/ sel, long /*int*/ theEvent) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); return OS.objc_msgSendSuper(super_struct, sel, theEvent) != 0; } boolean acceptsFirstResponder (long /*int*/ id, long /*int*/ sel) { return callSuperBoolean(id, sel); } boolean becomeFirstResponder (long /*int*/ id, long /*int*/ sel) { return callSuperBoolean(id, sel); } void becomeKeyWindow (long /*int*/ id, long /*int*/ sel) { callSuper(id, sel); } /** * Marks the widget to be skinned. * <p> * The skin event is sent to the receiver's display when appropriate (usually before the next event * is handled). Widgets are automatically marked for skinning upon creation as well as when its skin * id or class changes. The skin id and/or class can be changed by calling <code>Display.setData(String, Object)</code> * with the keys SWT.SKIN_ID and/or SWT.SKIN_CLASS. Once the skin event is sent to a widget, it * will not be sent again unless <code>reskin(int)</code> is called on the widget or on an ancestor * while specifying the <code>SWT.ALL</code> flag. * </p> * <p> * The parameter <code>flags</code> may be either: * <dl> * <dt><b>SWT.ALL</b></dt> * <dd>all children in the receiver's widget tree should be skinned</dd> * <dt><b>SWT.NONE</b></dt> * <dd>only the receiver should be skinned</dd> * </dl> * </p> * @param flags the flags specifying how to reskin * * @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 3.6 */ public void reskin (int flags) { checkWidget (); reskinWidget (); if ((flags & SWT.ALL) != 0) reskinChildren (flags); } void reskinChildren (int flags) { } void reskinWidget() { if ((state & SKIN_NEEDED) != SKIN_NEEDED) { this.state |= SKIN_NEEDED; display.addSkinnableWidget(this); } } boolean resignFirstResponder (long /*int*/ id, long /*int*/ sel) { return callSuperBoolean(id, sel); } /** * Adds the listener to the collection of listeners who will * be notified when an event of the given type occurs. When the * event does occur in the widget, the listener is notified by * sending it the <code>handleEvent()</code> message. The event * type is one of the event constants defined in class <code>SWT</code>. * * @param eventType the type of event to listen for * @param listener the listener which should be notified when the event occurs * * @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 Listener * @see SWT * @see #getListeners(int) * @see #removeListener(int, Listener) * @see #notifyListeners */ public void addListener (int eventType, Listener listener) { checkWidget(); if (listener == null) error (SWT.ERROR_NULL_ARGUMENT); _addListener (eventType, listener); } void _addListener (int eventType, Listener listener) { if (eventTable == null) eventTable = new EventTable (); eventTable.hook (eventType, listener); } /** * Adds the listener to the collection of listeners who will * be notified when the widget is disposed. When the widget is * disposed, the listener is notified by sending it the * <code>widgetDisposed()</code> message. * * @param listener the listener which should be notified when the receiver is disposed * * @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 DisposeListener * @see #removeDisposeListener */ public void addDisposeListener (DisposeListener listener) { checkWidget(); if (listener == null) error (SWT.ERROR_NULL_ARGUMENT); TypedListener typedListener = new TypedListener (listener); addListener (SWT.Dispose, typedListener); } boolean canBecomeKeyView(long /*int*/ id, long /*int*/ sel) { return true; } static int checkBits (int style, int int0, int int1, int int2, int int3, int int4, int int5) { int mask = int0 | int1 | int2 | int3 | int4 | int5; if ((style & mask) == 0) style |= int0; if ((style & int0) != 0) style = (style & ~mask) | int0; if ((style & int1) != 0) style = (style & ~mask) | int1; if ((style & int2) != 0) style = (style & ~mask) | int2; if ((style & int3) != 0) style = (style & ~mask) | int3; if ((style & int4) != 0) style = (style & ~mask) | int4; if ((style & int5) != 0) style = (style & ~mask) | int5; return style; } void checkOpen () { /* Do nothing */ } void checkOrientation (Widget parent) { style &= ~SWT.MIRRORED; if ((style & (SWT.LEFT_TO_RIGHT | SWT.RIGHT_TO_LEFT)) == 0) { if (parent != null) { if ((parent.style & SWT.LEFT_TO_RIGHT) != 0) style |= SWT.LEFT_TO_RIGHT; if ((parent.style & SWT.RIGHT_TO_LEFT) != 0) style |= SWT.RIGHT_TO_LEFT; } } style = checkBits (style, SWT.LEFT_TO_RIGHT, SWT.RIGHT_TO_LEFT, 0, 0, 0, 0); } void checkParent (Widget parent) { if (parent == null) error (SWT.ERROR_NULL_ARGUMENT); if (parent.isDisposed ()) error (SWT.ERROR_INVALID_ARGUMENT); parent.checkWidget (); parent.checkOpen (); } /** * Checks that this class can be subclassed. * <p> * The SWT class library is intended to be subclassed * only at specific, controlled points (most notably, * <code>Composite</code> and <code>Canvas</code> when * implementing new widgets). This method enforces this * rule unless it is overridden. * </p><p> * <em>IMPORTANT:</em> By providing an implementation of this * method that allows a subclass of a class which does not * normally allow subclassing to be created, the implementer * agrees to be fully responsible for the fact that any such * subclass will likely fail between SWT releases and will be * strongly platform specific. No support is provided for * user-written classes which are implemented in this fashion. * </p><p> * The ability to subclass outside of the allowed SWT classes * is intended purely to enable those not on the SWT development * team to implement patches in order to get around specific * limitations in advance of when those limitations can be * addressed by the team. Subclassing should not be attempted * without an intimate and detailed understanding of the hierarchy. * </p> * * @exception SWTException <ul> * <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li> * </ul> */ protected void checkSubclass () { if (!isValidSubclass ()) error (SWT.ERROR_INVALID_SUBCLASS); } /** * Throws an <code>SWTException</code> if the receiver can not * be accessed by the caller. This may include both checks on * the state of the receiver and more generally on the entire * execution context. This method <em>should</em> be called by * widget implementors to enforce the standard SWT invariants. * <p> * Currently, it is an error to invoke any method (other than * <code>isDisposed()</code>) on a widget that has had its * <code>dispose()</code> method called. It is also an error * to call widget methods from any thread that is different * from the thread that created the widget. * </p><p> * In future releases of SWT, there may be more or fewer error * checks and exceptions may be thrown for different reasons. * </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> */ protected void checkWidget () { Display display = this.display; if (display == null) error (SWT.ERROR_WIDGET_DISPOSED); if (display.thread != Thread.currentThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS); if ((state & DISPOSED) != 0) error (SWT.ERROR_WIDGET_DISPOSED); } void clearDeferFlushing (long /*int*/ id, long /*int*/ sel) { } boolean textView_clickOnLink_atIndex(long /*int*/ id, long /*int*/ sel, long /*int*/ textView, long /*int*/ link, long /*int*/ charIndex) { return true; } void collapseItem_collapseChildren (long /*int*/ id, long /*int*/ sel, long /*int*/ item, boolean children) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); OS.objc_msgSendSuper(super_struct, sel, item, children); } void copyToClipboard (char [] buffer) { if (buffer.length == 0) return; NSPasteboard pasteboard = NSPasteboard.generalPasteboard (); if (pasteboard == null) return; pasteboard.declareTypes (NSArray.arrayWithObject (OS.NSStringPboardType), null); pasteboard.setString (NSString.stringWithCharacters (buffer, buffer.length), OS.NSStringPboardType); } void createHandle () { } void createJNIRef () { jniRef = OS.NewGlobalRef(this); if (jniRef == 0) error (SWT.ERROR_NO_HANDLES); } void createWidget () { createJNIRef (); createHandle (); setOrientation(); register (); } void comboBoxSelectionDidChange(long /*int*/ id, long /*int*/ sel, long /*int*/ notification) { } void comboBoxWillDismiss(long /*int*/ id, long /*int*/ sel, long /*int*/ notification) { } void comboBoxWillPopUp(long /*int*/ id, long /*int*/ sel, long /*int*/ notification) { } void dealloc (long /*int*/id, long /*int*/sel) { callSuper (id, sel); } void deregister () { } void destroyJNIRef () { if (jniRef != 0) OS.DeleteGlobalRef (jniRef); jniRef = 0; } void destroyWidget () { releaseHandle (); } /** * Disposes of the operating system resources associated with * the receiver and all its descendants. After this method has * been invoked, the receiver and all descendants will answer * <code>true</code> when sent the message <code>isDisposed()</code>. * Any internal connections between the widgets in the tree will * have been removed to facilitate garbage collection. * This method does nothing if the widget is already disposed. * <p> * NOTE: This method is not called recursively on the descendants * of the receiver. This means that, widget implementers can not * detect when a widget is being disposed of by re-implementing * this method, but should instead listen for the <code>Dispose</code> * event. * </p> * * @exception SWTException <ul> * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> * </ul> * * @see #addDisposeListener * @see #removeDisposeListener * @see #checkWidget */ public void dispose () { /* * Note: It is valid to attempt to dispose a widget * more than once. If this happens, fail silently. */ if (isDisposed ()) return; if (!isValidThread ()) error (SWT.ERROR_THREAD_INVALID_ACCESS); release (true); } void deselectAll(long /*int*/ id, long /*int*/ sel, long /*int*/ sender) { callSuper(id, sel, sender); } void deselectRow(long /*int*/ id, long /*int*/ sel, long /*int*/ index) { callSuper(id, sel, index); } void doCommandBySelector (long /*int*/ id, long /*int*/ sel, long /*int*/ aSelector) { callSuper (id, sel, aSelector); } boolean dragSelectionWithEvent(long /*int*/ id, long /*int*/ sel, long /*int*/ arg0, long /*int*/ arg1, long /*int*/ arg2) { return false; } void drawBackground (long /*int*/ id, NSGraphicsContext context, NSRect rect) { /* Do nothing */ } void drawBackgroundInClipRect(long /*int*/ id, long /*int*/ sel, NSRect rect) { callSuper(id, sel, rect); } void drawImageWithFrameInView (long /*int*/ id, long /*int*/ sel, long /*int*/ image, NSRect rect, long /*int*/ view) { callSuper(id, sel, image, rect, view); } NSRect drawTitleWithFrameInView (long /*int*/ id, long /*int*/ sel, long /*int*/ title, NSRect rect, long /*int*/ view) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); NSRect result = new NSRect(); OS.objc_msgSendSuper_stret(result, super_struct, sel, title, rect, view); return result; } void drawInteriorWithFrame_inView (long /*int*/ id, long /*int*/ sel, NSRect cellFrame, long /*int*/ view) { callSuper(id, sel, cellFrame, view); } void drawLabelInRect(long /*int*/ id, long /*int*/ sel, boolean shouldTruncateLabel, NSRect rect) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); OS.objc_msgSendSuper(super_struct, sel, shouldTruncateLabel, rect); } void drawViewBackgroundInRect(long /*int*/ id, long /*int*/ sel, NSRect rect) { callSuper(id, sel, rect); } void drawWithExpansionFrame_inView (long /*int*/ id, long /*int*/ sel, NSRect cellFrame, long /*int*/ view) { callSuper(id, sel, cellFrame, view); } void drawRect (long /*int*/ id, long /*int*/ sel, NSRect rect) { if (!isDrawing()) return; Display display = this.display; NSView view = new NSView(id); display.isPainting.addObject(view); NSGraphicsContext context = NSGraphicsContext.currentContext(); context.saveGraphicsState(); setClipRegion(view); drawBackground (id, context, rect); objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); OS.objc_msgSendSuper(super_struct, sel, rect); if (!isDisposed()) { /* * Feature in Cocoa. There are widgets that draw outside of the UI thread, * such as the progress bar and default button. The fix is to draw the * widget but not send paint events. */ drawWidget (id, context, rect); } context.restoreGraphicsState(); display.isPainting.removeObjectIdenticalTo(view); } void _drawThemeProgressArea (long /*int*/ id, long /*int*/ sel, long /*int*/ arg0) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); OS.objc_msgSendSuper(super_struct, sel, arg0); } void drawWidget (long /*int*/ id, NSGraphicsContext context, NSRect rect) { } long /*int*/ imageView () { return 0; } void redrawWidget (NSView view, boolean children) { view.setNeedsDisplay(true); } void redrawWidget (NSView view, long /*int*/ x, long /*int*/ y, long /*int*/ width, long /*int*/ height, boolean children) { NSRect rect = new NSRect(); rect.x = x; rect.y = y; rect.width = width; rect.height = height; view.setNeedsDisplayInRect(rect); } void error (int code) { SWT.error(code); } void expandItem_expandChildren (long /*int*/ id, long /*int*/ sel, long /*int*/ item, boolean children) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); OS.objc_msgSendSuper(super_struct, sel, item, children); } NSRect expansionFrameWithFrame_inView(long /*int*/ id, long /*int*/ sel, NSRect cellRect, long /*int*/ view) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); NSRect result = new NSRect(); OS.objc_msgSendSuper_stret(result, super_struct, sel, cellRect, view); return result; } boolean filters (int eventType) { return display.filters (eventType); } NSRect firstRectForCharacterRange(long /*int*/ id, long /*int*/ sel, long /*int*/ range) { return new NSRect (); } int fixMnemonic (char [] buffer) { int i=0, j=0; while (i < buffer.length) { if ((buffer [j++] = buffer [i++]) == '&') { if (i == buffer.length) {continue;} if (buffer [i] == '&') {i++; continue;} j--; } } return j; } /** * Returns the application defined widget data associated * with the receiver, or null if it has not been set. The * <em>widget data</em> is a single, unnamed field that is * stored with every widget. * <p> * Applications may put arbitrary objects in this field. If * the object stored in the widget data needs to be notified * when the widget is disposed of, it is the application's * responsibility to hook the Dispose event on the widget and * do so. * </p> * * @return the widget data * * @exception SWTException <ul> * <li>ERROR_WIDGET_DISPOSED - when the receiver has been disposed</li> * <li>ERROR_THREAD_INVALID_ACCESS - when called from the wrong thread</li> * </ul> * * @see #setData(Object) */ public Object getData () { checkWidget(); return (state & KEYED_DATA) != 0 ? ((Object []) data) [0] : data; } /** * Returns the application defined property of the receiver * with the specified name, or null if it has not been set. * <p> * Applications may have associated arbitrary objects with the * receiver in this fashion. If the objects stored in the * properties need to be notified when the widget is disposed * of, it is the application's responsibility to hook the * Dispose event on the widget and do so. * </p> * * @param key the name of the property * @return the value of the property or null if it has not been set * * @exception IllegalArgumentException <ul> * <li>ERROR_NULL_ARGUMENT - if the key 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 #setData(String, Object) */ public Object getData (String key) { checkWidget(); if (key == null) error (SWT.ERROR_NULL_ARGUMENT); if (key.equals(IS_ACTIVE)) return new Boolean(isActive()); if ((state & KEYED_DATA) != 0) { Object [] table = (Object []) data; for (int i=1; i<table.length; i+=2) { if (key.equals (table [i])) return table [i+1]; } } return null; } /** * Returns the <code>Display</code> that is associated with * the receiver. * <p> * A widget's display is either provided when it is created * (for example, top level <code>Shell</code>s) or is the * same as its parent's display. * </p> * * @return the receiver's display * * @exception SWTException <ul> * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> * </ul> */ public Display getDisplay () { Display display = this.display; if (display == null) error (SWT.ERROR_WIDGET_DISPOSED); return display; } boolean getDrawing () { return true; } /** * Returns an array of listeners who will be notified when an event * of the given type occurs. The event type is one of the event constants * defined in class <code>SWT</code>. * * @param eventType the type of event to listen for * @return an array of listeners that will be notified when the event occurs * * @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 Listener * @see SWT * @see #addListener(int, Listener) * @see #removeListener(int, Listener) * @see #notifyListeners * * @since 3.4 */ public Listener[] getListeners (int eventType) { checkWidget(); if (eventTable == null) return new Listener[0]; return eventTable.getListeners(eventType); } String getName () { String string = getClass ().getName (); int index = string.lastIndexOf ('.'); if (index == -1) return string; return string.substring (index + 1, string.length ()); } String getNameText () { return ""; } /** * Returns the receiver's style information. * <p> * Note that the value which is returned by this method <em>may * not match</em> the value which was provided to the constructor * when the receiver was created. This can occur when the underlying * operating system does not support a particular combination of * requested styles. For example, if the platform widget used to * implement a particular SWT widget always has scroll bars, the * result of calling this method would always have the * <code>SWT.H_SCROLL</code> and <code>SWT.V_SCROLL</code> bits set. * </p> * * @return the style bits * * @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 getStyle () { checkWidget(); return style; } boolean hasMarkedText (long /*int*/ id, long /*int*/ sel) { return false; } NSRect headerRectOfColumn (long /*int*/ id, long /*int*/ sel, long /*int*/ column) { return callSuperRect(id, sel, column); } void helpRequested(long /*int*/ id, long /*int*/ sel, long /*int*/ theEvent) { } void highlightSelectionInClipRect(long /*int*/ id, long /*int*/ sel, long /*int*/ rect) { } long /*int*/ hitTest (long /*int*/ id, long /*int*/ sel, NSPoint point) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); return OS.objc_msgSendSuper(super_struct, sel, point); } long /*int*/ hitTestForEvent (long /*int*/ id, long /*int*/ sel, long /*int*/ event, NSRect rect, long /*int*/ controlView) { return 0; } boolean hooks (int eventType) { if (eventTable == null) return false; return eventTable.hooks (eventType); } long /*int*/ image (long /*int*/ id, long /*int*/ sel) { return 0; } NSRect imageRectForBounds (long /*int*/ id, long /*int*/ sel, NSRect cellFrame) { return new NSRect(); } boolean insertText (long /*int*/ id, long /*int*/ sel, long /*int*/ string) { callSuper (id, sel, string); return true; } boolean isActive () { return true; } /** * Returns <code>true</code> if the widget has been disposed, * and <code>false</code> otherwise. * <p> * This method gets the dispose state for the widget. * When a widget has been disposed, it is an error to * invoke any other method (except {@link #dispose()}) using the widget. * </p> * * @return <code>true</code> when the widget is disposed and <code>false</code> otherwise */ public boolean isDisposed () { return (state & DISPOSED) != 0; } boolean isDrawing () { return true; } boolean isFlipped(long /*int*/ id, long /*int*/ sel) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); return OS.objc_msgSendSuper(super_struct, sel) != 0; } /** * Returns <code>true</code> if there are any listeners * for the specified event type associated with the receiver, * and <code>false</code> otherwise. The event type is one of * the event constants defined in class <code>SWT</code>. * * @param eventType the type of event * @return true if the event is hooked * * @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 SWT */ public boolean isListening (int eventType) { checkWidget(); return hooks (eventType); } boolean isOpaque(long /*int*/ id, long /*int*/ sel) { return false; } boolean isValidSubclass () { return Display.isValidClass (getClass ()); } boolean isValidThread () { return getDisplay ().isValidThread (); } void flagsChanged (long /*int*/ id, long /*int*/ sel, long /*int*/ theEvent) { callSuper (id, sel, theEvent); } void keyDown (long /*int*/ id, long /*int*/ sel, long /*int*/ theEvent) { superKeyDown(id, sel, theEvent); } void keyUp (long /*int*/ id, long /*int*/ sel, long /*int*/ theEvent) { superKeyUp(id, sel, theEvent); } void mouseDown(long /*int*/ id, long /*int*/ sel, long /*int*/ theEvent) { mouseDownSuper(id, sel, theEvent); } boolean mouseDownCanMoveWindow(long /*int*/ id, long /*int*/ sel) { return callSuperBoolean(id, sel); } void mouseDownSuper(long /*int*/ id, long /*int*/ sel, long /*int*/ theEvent) { callSuper(id, sel, theEvent); } void mouseUp(long /*int*/ id, long /*int*/ sel, long /*int*/ theEvent) { callSuper(id, sel, theEvent); } void mouseMoved(long /*int*/ id, long /*int*/ sel, long /*int*/ theEvent) { callSuper(id, sel, theEvent); } void mouseDragged(long /*int*/ id, long /*int*/ sel, long /*int*/ theEvent) { callSuper(id, sel, theEvent); } void mouseEntered(long /*int*/ id, long /*int*/ sel, long /*int*/ theEvent) { callSuper(id, sel, theEvent); } void mouseExited(long /*int*/ id, long /*int*/ sel, long /*int*/ theEvent) { callSuper(id, sel, theEvent); } void cursorUpdate(long /*int*/ id, long /*int*/ sel, long /*int*/ theEvent) { callSuper(id, sel, theEvent); } void rightMouseDown(long /*int*/ id, long /*int*/ sel, long /*int*/ theEvent) { callSuper(id, sel, theEvent); } void rightMouseUp(long /*int*/ id, long /*int*/ sel, long /*int*/ theEvent) { callSuper(id, sel, theEvent); } void rightMouseDragged(long /*int*/ id, long /*int*/ sel, long /*int*/ theEvent) { callSuper(id, sel, theEvent); } void otherMouseDown(long /*int*/ id, long /*int*/ sel, long /*int*/ theEvent) { callSuper(id, sel, theEvent); } void otherMouseUp(long /*int*/ id, long /*int*/ sel, long /*int*/ theEvent) { callSuper(id, sel, theEvent); } void otherMouseDragged(long /*int*/ id, long /*int*/ sel, long /*int*/ theEvent) { callSuper(id, sel, theEvent); } boolean shouldDelayWindowOrderingForEvent (long /*int*/ id, long /*int*/ sel, long /*int*/ theEvent) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); return OS.objc_msgSendSuper(super_struct, sel, theEvent) != 0; } boolean menuHasKeyEquivalent_forEvent_target_action(long /*int*/ id, long /*int*/ sel, long /*int*/ menu, long /*int*/ event, long /*int*/ target, long /*int*/ action) { return true; } long /*int*/ menuForEvent (long /*int*/ id, long /*int*/ sel, long /*int*/ theEvent) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); return OS.objc_msgSendSuper(super_struct, sel, theEvent); } void menuNeedsUpdate(long /*int*/ id, long /*int*/ sel, long /*int*/ menu) { } boolean makeFirstResponder(long /*int*/ id, long /*int*/ sel, long /*int*/ notification) { return callSuperBoolean(id, sel, notification); } NSRange markedRange (long /*int*/ id, long /*int*/ sel) { return new NSRange (); } void menu_willHighlightItem(long /*int*/ id, long /*int*/ sel, long /*int*/ menu, long /*int*/ item) { } void menuDidClose(long /*int*/ id, long /*int*/ sel, long /*int*/ menu) { } void menuWillOpen(long /*int*/ id, long /*int*/ sel, long /*int*/ menu) { } void noResponderFor(long /*int*/ id, long /*int*/ sel, long /*int*/ selector) { callSuper(id, sel, selector); } long /*int*/ numberOfRowsInTableView(long /*int*/ id, long /*int*/ sel, long /*int*/ aTableView) { return 0; } long /*int*/ outlineView_child_ofItem(long /*int*/ id, long /*int*/ sel, long /*int*/ outlineView, long /*int*/ index, long /*int*/ item) { return 0; } void outlineView_didClickTableColumn(long /*int*/ id, long /*int*/ sel, long /*int*/ outlineView, long /*int*/ tableColumn) { } long /*int*/ outlineView_objectValueForTableColumn_byItem(long /*int*/ id, long /*int*/ sel, long /*int*/ outlineView, long /*int*/ tableColumn, long /*int*/ item) { return 0; } boolean outlineView_isItemExpandable(long /*int*/ id, long /*int*/ sel, long /*int*/ outlineView, long /*int*/ item) { return false; } long /*int*/ outlineView_numberOfChildrenOfItem(long /*int*/ id, long /*int*/ sel, long /*int*/ outlineView, long /*int*/ item) { return 0; } boolean outlineView_shouldExpandItem_item(long /*int*/ id, long /*int*/ sel, long /*int*/ outlineView, long /*int*/ item) { return true; } boolean outlineView_shouldReorderColumn_toColumn(long /*int*/ id, long /*int*/ sel, long /*int*/ aTableView, long /*int*/ columnIndex, long /*int*/ newColumnIndex) { return true; } boolean outlineView_shouldEditTableColumn_row(long /*int*/ id, long /*int*/ sel, long /*int*/ aTableView, long /*int*/ aTableColumn, long /*int*/ item) { return false; } boolean outlineView_shouldTrackCell_forTableColumn_item(long /*int*/ id, long /*int*/ sel, long /*int*/ table, long /*int*/ cell, long /*int*/ tableColumn, long /*int*/ item) { return true; } void outlineView_willDisplayCell_forTableColumn_item(long /*int*/ id, long /*int*/ sel, long /*int*/ outlineView, long /*int*/ cell, long /*int*/ tableColumn, long /*int*/ item) { } void outlineViewColumnDidMove (long /*int*/ id, long /*int*/ sel, long /*int*/ aNotification) { } void outlineViewColumnDidResize (long /*int*/ id, long /*int*/ sel, long /*int*/ aNotification) { } void outlineViewSelectionDidChange(long /*int*/ id, long /*int*/ sel, long /*int*/ notification) { } void outlineViewSelectionIsChanging(long /*int*/ id, long /*int*/ sel, long /*int*/ notification) { } void outlineView_setObjectValue_forTableColumn_byItem(long /*int*/ id, long /*int*/ sel, long /*int*/ outlineView, long /*int*/ object, long /*int*/ tableColumn, long /*int*/ item) { } boolean outlineView_writeItems_toPasteboard(long /*int*/ id, long /*int*/ sel, long /*int*/ arg0, long /*int*/ arg1, long /*int*/ arg2) { return false; } /** * Notifies all of the receiver's listeners for events * of the given type that one such event has occurred by * invoking their <code>handleEvent()</code> method. The * event type is one of the event constants defined in class * <code>SWT</code>. * * @param eventType the type of event which has occurred * @param event the event data * * @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 SWT * @see #addListener * @see #getListeners(int) * @see #removeListener(int, Listener) */ public void notifyListeners (int eventType, Event event) { checkWidget(); if (event == null) event = new Event (); sendEvent (eventType, event); } void pageDown (long /*int*/ id, long /*int*/ sel, long /*int*/ sender) { callSuper(id, sel, sender); } void pageUp (long /*int*/ id, long /*int*/ sel, long /*int*/ sender) { callSuper(id, sel, sender); } void postEvent (int eventType) { sendEvent (eventType, null, false); } void postEvent (int eventType, Event event) { sendEvent (eventType, event, false); } void reflectScrolledClipView (long /*int*/ id, long /*int*/ sel, long /*int*/ aClipView) { callSuper (id, sel, aClipView); } void register () { } void release (boolean destroy) { if ((state & DISPOSE_SENT) == 0) { state |= DISPOSE_SENT; sendEvent (SWT.Dispose); } if ((state & DISPOSED) == 0) { releaseChildren (destroy); } if ((state & RELEASED) == 0) { state |= RELEASED; if (destroy) { releaseParent (); releaseWidget (); destroyWidget (); } else { releaseWidget (); releaseHandle (); } } } void releaseChildren (boolean destroy) { } void releaseHandle () { state |= DISPOSED; display = null; destroyJNIRef (); } void releaseParent () { /* Do nothing */ } void releaseWidget () { deregister (); if (display.tooltipTarget == this) display.tooltipTarget = null; eventTable = null; data = null; } /** * Removes the listener from the collection of listeners who will * be notified when an event of the given type occurs. The event * type is one of the event constants defined in class <code>SWT</code>. * * @param eventType the type of event to listen for * @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 Listener * @see SWT * @see #addListener * @see #getListeners(int) * @see #notifyListeners */ public void removeListener (int eventType, Listener listener) { checkWidget(); if (listener == null) error (SWT.ERROR_NULL_ARGUMENT); if (eventTable == null) return; eventTable.unhook (eventType, listener); } /** * Removes the listener from the collection of listeners who will * be notified when an event of the given type occurs. * <p> * <b>IMPORTANT:</b> This method is <em>not</em> part of the SWT * public API. It is marked public only so that it can be shared * within the packages provided by SWT. It should never be * referenced from application code. * </p> * * @param eventType the type of event to listen for * @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 Listener * @see #addListener * * @noreference This method is not intended to be referenced by clients. * @nooverride This method is not intended to be re-implemented or extended by clients. */ protected void removeListener (int eventType, SWTEventListener handler) { checkWidget(); if (handler == null) error (SWT.ERROR_NULL_ARGUMENT); if (eventTable == null) return; eventTable.unhook (eventType, handler); } /** * Removes the listener from the collection of listeners who will * be notified when the widget is disposed. * * @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 DisposeListener * @see #addDisposeListener */ public void removeDisposeListener (DisposeListener listener) { checkWidget(); if (listener == null) error (SWT.ERROR_NULL_ARGUMENT); if (eventTable == null) return; eventTable.unhook (SWT.Dispose, listener); } void scrollClipViewToPoint (long /*int*/ id, long /*int*/ sel, long /*int*/ clipView, NSPoint point) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); OS.objc_msgSendSuper(super_struct, sel, clipView, point); } void selectRowIndexes_byExtendingSelection (long /*int*/ id, long /*int*/ sel, long /*int*/ indexes, boolean extend) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); OS.objc_msgSendSuper(super_struct, sel, indexes, extend); } void scrollWheel (long /*int*/ id, long /*int*/ sel, long /*int*/ theEvent) { callSuper(id, sel, theEvent); } NSRange selectedRange (long /*int*/ id, long /*int*/ sel) { return new NSRange (); } long /*int*/ nextValidKeyView (long /*int*/ id, long /*int*/ sel) { return callSuperObject(id, sel); } long /*int*/ previousValidKeyView (long /*int*/ id, long /*int*/ sel) { return callSuperObject(id, sel); } void sendDoubleSelection() { } void sendEvent (Event event) { display.sendEvent (eventTable, event); } void sendEvent (int eventType) { sendEvent (eventType, null, true); } void sendEvent (int eventType, Event event) { sendEvent (eventType, event, true); } void sendEvent (int eventType, Event event, boolean send) { if (eventTable == null && !display.filters (eventType)) { return; } if (event == null) event = new Event (); event.type = eventType; event.display = display; event.widget = this; if (event.time == 0) { event.time = display.getLastEventTime (); } if (send) { sendEvent (event); } else { display.postEvent (event); } } boolean sendKeyEvent (NSEvent nsEvent, int type) { if ((state & WEBKIT_EVENTS_FIX) != 0) return true; Event event = new Event (); if (!setKeyState (event, type, nsEvent)) return true; return sendKeyEvent (type, event); } boolean sendKeyEvent (int type, Event event) { sendEvent (type, event); // widget could be disposed at this point /* * It is possible (but unlikely), that application * code could have disposed the widget in the key * events. If this happens, end the processing of * the key by returning false. */ if (isDisposed ()) return false; return event.doit; } void sendHorizontalSelection () { } void sendCancelSelection () { } void sendSearchSelection () { } void sendSelection () { } void sendSelectionEvent (int eventType) { sendSelectionEvent (eventType, null, false); } void sendSelectionEvent (int eventType, Event event, boolean send) { if (eventTable == null && !display.filters (eventType)) { return; } if (event == null) event = new Event (); NSEvent nsEvent = NSApplication.sharedApplication ().currentEvent (); if (nsEvent != null) setInputState (event, nsEvent, 0); sendEvent(eventType, event, send); } void sendVerticalSelection () { } /** * Sets the application defined widget data associated * with the receiver to be the argument. The <em>widget * data</em> is a single, unnamed field that is stored * with every widget. * <p> * Applications may put arbitrary objects in this field. If * the object stored in the widget data needs to be notified * when the widget is disposed of, it is the application's * responsibility to hook the Dispose event on the widget and * do so. * </p> * * @param data the widget data * * @exception SWTException <ul> * <li>ERROR_WIDGET_DISPOSED - when the receiver has been disposed</li> * <li>ERROR_THREAD_INVALID_ACCESS - when called from the wrong thread</li> * </ul> * * @see #getData() */ public void setData (Object data) { checkWidget(); if (WEBKIT_EVENTS_FIX_KEY.equals (data)) { state |= WEBKIT_EVENTS_FIX; return; } if ((state & KEYED_DATA) != 0) { ((Object []) this.data) [0] = data; } else { this.data = data; } } /** * Sets the application defined property of the receiver * with the specified name to the given value. * <p> * Applications may associate arbitrary objects with the * receiver in this fashion. If the objects stored in the * properties need to be notified when the widget is disposed * of, it is the application's responsibility to hook the * Dispose event on the widget and do so. * </p> * * @param key the name of the property * @param value the new value for the property * * @exception IllegalArgumentException <ul> * <li>ERROR_NULL_ARGUMENT - if the key 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 #getData(String) */ public void setData (String key, Object value) { checkWidget(); if (key == null) error (SWT.ERROR_NULL_ARGUMENT); if (GLCONTEXT_KEY.equals (key)) { setOpenGLContext(value); return; } int index = 1; Object [] table = null; if ((state & KEYED_DATA) != 0) { table = (Object []) data; while (index < table.length) { if (key.equals (table [index])) break; index += 2; } } if (value != null) { if ((state & KEYED_DATA) != 0) { if (index == table.length) { Object [] newTable = new Object [table.length + 2]; System.arraycopy (table, 0, newTable, 0, table.length); data = table = newTable; } } else { table = new Object [3]; table [0] = data; data = table; state |= KEYED_DATA; } table [index] = key; table [index + 1] = value; } else { if ((state & KEYED_DATA) != 0) { if (index != table.length) { int length = table.length - 2; if (length == 1) { data = table [0]; state &= ~KEYED_DATA; } else { Object [] newTable = new Object [length]; System.arraycopy (table, 0, newTable, 0, index); System.arraycopy (table, index + 2, newTable, index, length - index); data = newTable; } } } } if (key.equals(SWT.SKIN_CLASS) || key.equals(SWT.SKIN_ID)) this.reskin(SWT.ALL); } void setOpenGLContext(Object value) { } void setOrientation () { } void setFrameOrigin (long /*int*/ id, long /*int*/ sel, NSPoint point) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); OS.objc_msgSendSuper(super_struct, sel, point); } void setFrameSize (long /*int*/ id, long /*int*/ sel, NSSize size) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); OS.objc_msgSendSuper(super_struct, sel, size); } void setImage (long /*int*/ id, long /*int*/ sel, long /*int*/ arg0) { } boolean setInputState (Event event, NSEvent nsEvent, int type) { if (nsEvent == null) { nsEvent = NSApplication.sharedApplication().currentEvent(); if (nsEvent == null) return true; } long /*int*/ modifierFlags = nsEvent.modifierFlags(); if ((modifierFlags & OS.NSAlternateKeyMask) != 0) event.stateMask |= SWT.ALT; if ((modifierFlags & OS.NSShiftKeyMask) != 0) event.stateMask |= SWT.SHIFT; if ((modifierFlags & OS.NSControlKeyMask) != 0) event.stateMask |= SWT.CONTROL; if ((modifierFlags & OS.NSCommandKeyMask) != 0) event.stateMask |= SWT.COMMAND; int state = OS.GetCurrentEventButtonState (); if ((state & 0x1) != 0) event.stateMask |= SWT.BUTTON1; if ((state & 0x2) != 0) event.stateMask |= SWT.BUTTON3; if ((state & 0x4) != 0) event.stateMask |= SWT.BUTTON2; if ((state & 0x8) != 0) event.stateMask |= SWT.BUTTON4; if ((state & 0x10) != 0) event.stateMask |= SWT.BUTTON5; switch (type) { case SWT.MouseDown: case SWT.MouseDoubleClick: if (event.button == 1) event.stateMask &= ~SWT.BUTTON1; if (event.button == 2) event.stateMask &= ~SWT.BUTTON2; if (event.button == 3) event.stateMask &= ~SWT.BUTTON3; if (event.button == 4) event.stateMask &= ~SWT.BUTTON4; if (event.button == 5) event.stateMask &= ~SWT.BUTTON5; break; case SWT.MouseUp: if (event.button == 1) event.stateMask |= SWT.BUTTON1; if (event.button == 2) event.stateMask |= SWT.BUTTON2; if (event.button == 3) event.stateMask |= SWT.BUTTON3; if (event.button == 4) event.stateMask |= SWT.BUTTON4; if (event.button == 5) event.stateMask |= SWT.BUTTON5; break; case SWT.KeyDown: case SWT.Traverse: if (event.keyCode == SWT.ALT) event.stateMask &= ~SWT.ALT; if (event.keyCode == SWT.SHIFT) event.stateMask &= ~SWT.SHIFT; if (event.keyCode == SWT.CONTROL) event.stateMask &= ~SWT.CONTROL; if (event.keyCode == SWT.COMMAND) event.stateMask &= ~SWT.COMMAND; break; case SWT.KeyUp: if (event.keyCode == SWT.ALT) event.stateMask |= SWT.ALT; if (event.keyCode == SWT.SHIFT) event.stateMask |= SWT.SHIFT; if (event.keyCode == SWT.CONTROL) event.stateMask |= SWT.CONTROL; if (event.keyCode == SWT.COMMAND) event.stateMask |= SWT.COMMAND; break; } return true; } boolean setKeyState (Event event, int type, NSEvent nsEvent) { boolean isNull = false; int keyCode = nsEvent.keyCode (); event.keyCode = Display.translateKey (keyCode); switch (event.keyCode) { case SWT.LF: { /* * Feature in the Macintosh. When the numeric key pad * Enter key is pressed, it generates '\n'. This is the * correct platform behavior but is not portable. The * fix is to convert the '\n' into '\r'. */ event.keyCode = SWT.KEYPAD_CR; event.character = '\r'; break; } case SWT.BS: event.character = '\b'; break; case SWT.CR: event.character = '\r'; break; case SWT.DEL: event.character = 0x7F; break; case SWT.ESC: event.character = 0x1B; break; case SWT.TAB: event.character = '\t'; break; default: if (event.keyCode == 0 || (SWT.KEYPAD_MULTIPLY <= event.keyCode && event.keyCode <= SWT.KEYPAD_CR)) { NSString chars = nsEvent.characters (); if (chars != null && chars.length() > 0) event.character = (char)chars.characterAtIndex (0); } if (event.keyCode == 0) { long /*int*/ uchrPtr = 0; long /*int*/ currentKbd = OS.TISCopyCurrentKeyboardInputSource(); long /*int*/ uchrCFData = OS.TISGetInputSourceProperty(currentKbd, OS.kTISPropertyUnicodeKeyLayoutData()); if (uchrCFData != 0) { uchrPtr = OS.CFDataGetBytePtr(uchrCFData); if (uchrPtr != 0 && OS.CFDataGetLength(uchrCFData) > 0) { long /*int*/ cgEvent = nsEvent.CGEvent(); long keyboardType = OS.CGEventGetIntegerValueField(cgEvent, OS.kCGKeyboardEventKeyboardType); int maxStringLength = 256; char [] output = new char [maxStringLength]; int [] actualStringLength = new int [1]; int [] deadKeyState = new int[1]; OS.UCKeyTranslate (uchrPtr, (short)keyCode, (short)(event.type == SWT.KeyDown ? OS.kUCKeyActionDown : OS.kUCKeyActionUp), 0, (int)keyboardType, 0, deadKeyState, maxStringLength, actualStringLength, output); if (actualStringLength[0] < 1) { // part of a multi-key key event.keyCode = 0; } else { event.keyCode = output[0]; } } } else { // KCHR keyboard layouts are no longer supported, so fall back to the basic but flawed // method of determining which key was pressed. NSString unmodifiedChars = nsEvent.charactersIgnoringModifiers ().lowercaseString(); if (unmodifiedChars.length() > 0) event.keyCode = (char)unmodifiedChars.characterAtIndex(0); } if (currentKbd != 0) OS.CFRelease(currentKbd); } } if (event.keyCode == 0 && event.character == 0) { if (!isNull) return false; } setLocationMask (event, nsEvent); setInputState (event, nsEvent, type); return true; } void setLocationMask (Event event, NSEvent nsEvent) { switch (nsEvent.keyCode ()) { case 55: /* LEFT COMMAND */ case 56: /* LEFT SHIFT */ case 58: /* LEFT ALT */ case 59: /* LEFT CONTROL */ event.keyLocation = SWT.LEFT; break; case 54: /* RIGHT COMMAND */ case 60: /* RIGHT SHIFT */ case 61: /* RIGHT ALT */ case 62: /* RIGHT CONTROL */ event.keyLocation = SWT.RIGHT; break; case 67: /* KEYPAD_MULTIPLY */ case 69: /* KEYPAD_ADD */ case 76: /* KEYPAD_CR */ case 78: /* KEYPAD_SUBTRACT */ case 65: /* KEYPAD_DECIMAL */ case 75: /* KEYPAD_DIVIDE */ case 82: /* KEYPAD_0 */ case 83: /* KEYPAD_1 */ case 84: /* KEYPAD_2 */ case 85: /* KEYPAD_3 */ case 86: /* KEYPAD_4 */ case 87: /* KEYPAD_5 */ case 88: /* KEYPAD_6 */ case 89: /* KEYPAD_7 */ case 91: /* KEYPAD_8 */ case 92: /* KEYPAD_9 */ case 81: /* KEYPAD_EQUAL */ event.keyLocation = SWT.KEYPAD; break; } } boolean setMarkedText_selectedRange (long /*int*/ id, long /*int*/ sel, long /*int*/ string, long /*int*/ range) { return true; } void setNeedsDisplay (long /*int*/ id, long /*int*/ sel, boolean flag) { if (flag && !isDrawing()) return; NSView view = new NSView(id); if (flag && display.isPainting.containsObject(view)) { NSMutableArray needsDisplay = display.needsDisplay; if (needsDisplay == null) { needsDisplay = (NSMutableArray)new NSMutableArray().alloc(); display.needsDisplay = needsDisplay = needsDisplay.initWithCapacity(12); } needsDisplay.addObject(view); return; } objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); OS.objc_msgSendSuper(super_struct, sel, flag); } void setNeedsDisplayInRect (long /*int*/ id, long /*int*/ sel, long /*int*/ arg0) { if (!isDrawing()) return; NSRect rect = new NSRect(); OS.memmove(rect, arg0, NSRect.sizeof); NSView view = new NSView(id); if (display.isPainting.containsObject(view)) { NSMutableArray needsDisplayInRect = display.needsDisplayInRect; if (needsDisplayInRect == null) { needsDisplayInRect = (NSMutableArray)new NSMutableArray().alloc(); display.needsDisplayInRect = needsDisplayInRect = needsDisplayInRect.initWithCapacity(12); } needsDisplayInRect.addObject(view); needsDisplayInRect.addObject(NSValue.valueWithRect(rect)); return; } objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); OS.objc_msgSendSuper(super_struct, sel, rect); } void setObjectValue(long /*int*/ id, long /*int*/ sel, long /*int*/ arg0) { callSuper(id, sel, arg0); } void setShouldExpandItem(long /*int*/ id, long /*int*/ sel, boolean shouldExpand) { } void setShouldScrollClipView(long /*int*/ id, long /*int*/ sel, boolean shouldScroll) { } boolean setTabGroupFocus () { return setTabItemFocus (); } boolean setTabItemFocus () { return false; } boolean shouldChangeTextInRange_replacementString(long /*int*/ id, long /*int*/ sel, long /*int*/ arg0, long /*int*/ arg1) { return true; } NSSize sizeOfLabel(long /*int*/ id, long /*int*/ sel, boolean shouldTruncateLabel) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); NSSize result = new NSSize(); OS.objc_msgSendSuper_stret(result, super_struct, sel, shouldTruncateLabel); return result; } void superKeyDown (long /*int*/ id, long /*int*/ sel, long /*int*/ theEvent) { callSuper (id, sel, theEvent); } void superKeyUp (long /*int*/ id, long /*int*/ sel, long /*int*/ theEvent) { callSuper (id, sel, theEvent); } void tableViewColumnDidMove (long /*int*/ id, long /*int*/ sel, long /*int*/ aNotification) { } void tableViewColumnDidResize (long /*int*/ id, long /*int*/ sel, long /*int*/ aNotification) { } void tableViewSelectionDidChange (long /*int*/ id, long /*int*/ sel, long /*int*/ aNotification) { } void tableViewSelectionIsChanging (long /*int*/ id, long /*int*/ sel, long /*int*/ aNotification) { } void tableView_didClickTableColumn(long /*int*/ id, long /*int*/ sel, long /*int*/ tableView, long /*int*/ tableColumn) { } long /*int*/ tableView_objectValueForTableColumn_row(long /*int*/ id, long /*int*/ sel, long /*int*/ aTableView, long /*int*/ aTableColumn, long /*int*/ rowIndex) { return 0; } boolean tableView_shouldSelectRow(long /*int*/ id, long /*int*/ sel, long /*int*/ tableView, long /*int*/ index) { return true; } void tableView_setObjectValue_forTableColumn_row(long /*int*/ id, long /*int*/ sel, long /*int*/ aTableView, long /*int*/ anObject, long /*int*/ aTableColumn, long /*int*/ rowIndex) { } boolean tableView_shouldReorderColumn_toColumn(long /*int*/ id, long /*int*/ sel, long /*int*/ aTableView, long /*int*/ columnIndex, long /*int*/ newColumnIndex) { return true; } boolean tableView_shouldEditTableColumn_row(long /*int*/ id, long /*int*/ sel, long /*int*/ aTableView, long /*int*/ aTableColumn, long /*int*/ rowIndex) { return false; } boolean tableView_shouldTrackCell_forTableColumn_row(long /*int*/ id, long /*int*/ sel, long /*int*/ table, long /*int*/ cell, /*long*/ long /*int*/ tableColumn, long /*int*/ rowIndex) { return true; } void tableView_willDisplayCell_forTableColumn_row(long /*int*/ id, long /*int*/ sel, long /*int*/ aTableView, long /*int*/ aCell, long /*int*/ aTableColumn, long /*int*/ rowIndex) { } void textViewDidChangeSelection(long /*int*/ id, long /*int*/ sel, long /*int*/ aNotification) { } void textDidChange(long /*int*/ id, long /*int*/ sel, long /*int*/ aNotification) { callSuper (id, sel, aNotification); } void textDidEndEditing(long /*int*/ id, long /*int*/ sel, long /*int*/ aNotification) { callSuper(id, sel, aNotification); } NSRange textView_willChangeSelectionFromCharacterRange_toCharacterRange(long /*int*/ id, long /*int*/ sel, long /*int*/ aTextView, long /*int*/ oldSelectedCharRange, long /*int*/ newSelectedCharRange) { return new NSRange(); } NSRect titleRectForBounds (long /*int*/ id, long /*int*/ sel, NSRect cellFrame) { objc_super super_struct = new objc_super(); super_struct.receiver = id; super_struct.super_class = OS.objc_msgSend(id, OS.sel_superclass); NSRect result = new NSRect(); OS.objc_msgSendSuper_stret(result, super_struct, sel, cellFrame); return result; } long /*int*/ toolbar_itemForItemIdentifier_willBeInsertedIntoToolbar(long /*int*/ id, long /*int*/ sel, long /*int*/ toolbar, long /*int*/ itemID, boolean flag) { return 0; } long /*int*/ toolbarAllowedItemIdentifiers(long /*int*/ id, long /*int*/ sel, long /*int*/ toolbar) { return 0; } long /*int*/ toolbarDefaultItemIdentifiers(long /*int*/ id, long /*int*/ sel, long /*int*/ toolbar) { return 0; } long /*int*/ toolbarSelectableItemIdentifiers(long /*int*/ id, long /*int*/ sel, long /*int*/ toolbar) { return 0; } String tooltipText () { return null; } /** * Returns a string containing a concise, human-readable * description of the receiver. * * @return a string representation of the receiver */ public String toString () { String string = "*Disposed*"; if (!isDisposed ()) { string = "*Wrong Thread*"; if (isValidThread ()) string = getNameText (); } return getName () + " {" + string + "}"; } void touchesBeganWithEvent (long /*int*/ id, long /*int*/ sel, long /*int*/ event) { callSuper(id, sel, event); } void touchesCancelledWithEvent (long /*int*/ id, long /*int*/ sel, long /*int*/ event) { callSuper(id, sel, event); } void touchesEndedWithEvent (long /*int*/ id, long /*int*/ sel, long /*int*/ event) { callSuper(id, sel, event); } void touchesMovedWithEvent (long /*int*/ id, long /*int*/ sel, long /*int*/ event) { callSuper(id, sel, event); } void beginGestureWithEvent (long /*int*/ id, long /*int*/ sel, long /*int*/ event) { callSuper(id, sel, event); } void endGestureWithEvent (long /*int*/ id, long /*int*/ sel, long /*int*/ event) { callSuper(id, sel, event); } void magnifyWithEvent (long /*int*/ id, long /*int*/ sel, long /*int*/ event) { callSuper(id, sel, event); } void rotateWithEvent(long /*int*/ id, long /*int*/ sel, long /*int*/ event) { callSuper(id, sel, event); } void swipeWithEvent(long /*int*/ id, long /*int*/ sel, long /*int*/ event) { callSuper(id, sel, event); } void resetCursorRects (long /*int*/ id, long /*int*/ sel) { callSuper (id, sel); } void updateTrackingAreas (long /*int*/ id, long /*int*/ sel) { callSuper (id, sel); } long /*int*/ validAttributesForMarkedText (long /*int*/ id, long /*int*/ sel) { return 0; } void tabView_didSelectTabViewItem(long /*int*/ id, long /*int*/ sel, long /*int*/ tabView, long /*int*/ tabViewItem) { } void tabView_willSelectTabViewItem(long /*int*/ id, long /*int*/ sel, long /*int*/ tabView, long /*int*/ tabViewItem) { } boolean tableView_writeRowsWithIndexes_toPasteboard(long /*int*/ id, long /*int*/ sel, long /*int*/ arg0, long /*int*/ arg1, long /*int*/ arg2) { return false; } boolean validateMenuItem(long /*int*/ id, long /*int*/ sel, long /*int*/ menuItem) { return true; } long /*int*/ view_stringForToolTip_point_userData (long /*int*/ id, long /*int*/ sel, long /*int*/ view, long /*int*/ tag, long /*int*/ point, long /*int*/ userData) { return 0; } void viewDidMoveToWindow(long /*int*/ id, long /*int*/ sel) { } void viewWillMoveToWindow(long /*int*/ id, long /*int*/ sel, long /*int*/ arg0) { } void windowDidMove(long /*int*/ id, long /*int*/ sel, long /*int*/ notification) { } void windowDidResize(long /*int*/ id, long /*int*/ sel, long /*int*/ notification) { } void windowDidResignKey(long /*int*/ id, long /*int*/ sel, long /*int*/ notification) { } void windowDidBecomeKey(long /*int*/ id, long /*int*/ sel, long /*int*/ notification) { } void windowDidMiniturize(long /*int*/ id, long /*int*/ sel, long /*int*/ notification) { } void windowDidDeminiturize(long /*int*/ id, long /*int*/ sel, long /*int*/ notification) { } void windowSendEvent(long /*int*/ id, long /*int*/ sel, long /*int*/ event) { callSuper(id, sel, event); } boolean windowShouldClose(long /*int*/ id, long /*int*/ sel, long /*int*/ window) { return false; } void windowWillClose(long /*int*/ id, long /*int*/ sel, long /*int*/ notification) { } long /*int*/ nextState(long /*int*/ id, long /*int*/ sel) { return callSuperObject(id, sel); } void updateOpenGLContext(long /*int*/ id, long /*int*/ sel, long /*int*/ notification) { } boolean shouldDrawInsertionPoint(long /*int*/ id, long /*int*/ sel) { return callSuperBoolean(id, sel); } boolean readSelectionFromPasteboard(long /*int*/ id, long /*int*/ sel, long /*int*/ pasteboard) { return false; } long /*int*/ validRequestorForSendType(long /*int*/ id, long /*int*/ sel, long /*int*/ sendType, long /*int*/ returnType) { return callSuperObject(id, sel, sendType, returnType); } boolean writeSelectionToPasteboard(long /*int*/ id, long /*int*/ sel, long /*int*/ pasteboard, long /*int*/ types) { return false; } }