restore HEAD after accidental deletion by error in automated build script

1 files changed, 818 insertions, 0 deletions

diff --git a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/ToolTip.java b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/ToolTip.java
new file mode 100644
index 0000000000..a106744329
--- /dev/null
+++ b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/ToolTip.java
@@ -0,0 +1,818 @@
+/*******************************************************************************
+ * 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.internal.*;
+import org.eclipse.swt.internal.gtk.*;
+import org.eclipse.swt.graphics.*;
+import org.eclipse.swt.events.*;
+
+/**
+ * Instances of this class represent popup windows that are used
+ * to inform or warn the user.
+ * <p>
+ * <dl>
+ * <dt><b>Styles:</b></dt>
+ * <dd>BALLOON, ICON_ERROR, ICON_INFORMATION, ICON_WARNING</dd>
+ * <dt><b>Events:</b></dt>
+ * <dd>Selection</dd>
+ * </dl>
+ * </p><p>
+ * Note: Only one of the styles ICON_ERROR, ICON_INFORMATION,
+ * and ICON_WARNING may be specified.
+ * </p><p>
+ * IMPORTANT: This class is intended to be subclassed <em>only</em>
+ * within the SWT implementation.
+ * </p>
+ *
+ * @see <a href="http://www.eclipse.org/swt/snippets/#tooltips">Tool Tips 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>
+ * 
+ * @since 3.2
+ * @noextend This class is not intended to be subclassed by clients.
+ */
+public class ToolTip extends Widget {
+	Shell parent;
+	String text, message;
+	TrayItem item;
+	int x, y, timerId;
+	int /*long*/ layoutText = 0, layoutMessage = 0;
+	int [] borderPolygon;
+	boolean spikeAbove, autohide;
+	
+	static final int BORDER = 5;
+	static final int PADDING = 5;
+	static final int INSET = 4;
+	static final int TIP_HEIGHT = 20;
+	static final int IMAGE_SIZE = 16;
+	static final int DELAY = 8000;
+
+/**
+ * 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#BALLOON
+ * @see SWT#ICON_ERROR
+ * @see SWT#ICON_INFORMATION
+ * @see SWT#ICON_WARNING
+ * @see Widget#checkSubclass
+ * @see Widget#getStyle
+ */
+public ToolTip (Shell parent, int style) {
+	super (parent, checkStyle (style));
+	this.parent = parent;
+	createWidget (0);
+	parent.addToolTip (this);
+}
+
+static int checkStyle (int style) {
+	int mask = SWT.ICON_ERROR | SWT.ICON_INFORMATION | SWT.ICON_WARNING;
+	if ((style & mask) == 0) return style;
+	return checkBits (style, SWT.ICON_INFORMATION, SWT.ICON_WARNING, SWT.ICON_ERROR, 0, 0, 0);
+}
+
+/**
+ * Adds the listener to the collection of listeners who will
+ * be notified when the receiver is selected by the user, by sending
+ * it one of the messages defined in the <code>SelectionListener</code>
+ * interface.
+ * <p>
+ * <code>widgetSelected</code> is called when the receiver is selected.
+ * <code>widgetDefaultSelected</code> is not called.
+ * </p>
+ *
+ * @param listener the listener which should be notified when the receiver is selected by the user
+ *
+ * @exception IllegalArgumentException <ul>
+ *    <li>ERROR_NULL_ARGUMENT - if the listener is null</li>
+ * </ul>
+ * @exception SWTException <ul>
+ *    <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
+ *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
+ * </ul>
+ *
+ * @see SelectionListener
+ * @see #removeSelectionListener
+ * @see SelectionEvent
+ */
+public void addSelectionListener (SelectionListener listener) {
+	checkWidget ();
+	if (listener == null) error (SWT.ERROR_NULL_ARGUMENT);
+	TypedListener typedListener = new TypedListener (listener);
+	addListener (SWT.Selection,typedListener);
+	addListener (SWT.DefaultSelection,typedListener);
+}
+
+void configure () {
+	int /*long*/ screen = OS.gdk_screen_get_default ();
+	OS.gtk_widget_realize (handle);
+	int monitorNumber = OS.gdk_screen_get_monitor_at_window (screen, OS.GTK_WIDGET_WINDOW (handle));
+	GdkRectangle dest = new GdkRectangle ();
+	OS.gdk_screen_get_monitor_geometry (screen, monitorNumber, dest);
+	Point point = getSize (dest.width / 4);
+	int w = point.x;
+	int h = point.y;
+	point = getLocation ();
+	int x = point.x;
+	int y = point.y;
+	OS.gtk_window_resize (handle, w, h + TIP_HEIGHT);
+	int[] polyline;
+	spikeAbove = dest.height >= y + h + TIP_HEIGHT;
+	if (dest.width >= x + w) {
+		if (dest.height >= y + h + TIP_HEIGHT) {
+			int t = TIP_HEIGHT;
+			polyline = new int[] {
+				0, 5+t, 1, 5+t, 1, 3+t, 3, 1+t,  5, 1+t, 5, t, 
+				16, t, 16, 0, 35, t,
+				w-5, t, w-5, 1+t, w-3, 1+t, w-1, 3+t, w-1, 5+t, w, 5+t,
+				w, h-5+t, w-1, h-5+t, w-1, h-3+t, w-2, h-3+t, w-2, h-2+t, w-3, h-2+t, w-3, h-1+t, w-5, h-1+t, w-5, h+t,
+				5, h+t, 5, h-1+t, 3, h-1+t, 3, h-2+t, 2, h-2+t, 2, h-3+t, 1, h-3+t, 1, h-5+t, 0, h-5+t, 
+				0, 5+t};
+			borderPolygon = new int[] {
+				0, 5+t, 1, 4+t, 1, 3+t, 3, 1+t,  4, 1+t, 5, t, 
+				16, t, 16, 1, 35, t,
+				w-6, 0+t, w-5, 1+t, w-4, 1+t, w-2, 3+t, w-2, 4+t, w-1, 5+t,
+				w-1, h-6+t, w-2, h-5+t, w-2, h-4+t, w-4, h-2+t, w-5, h-2+t, w-6, h-1+t,
+				5, h-1+t, 4, h-2+t, 3, h-2+t, 1, h-4+t, 1, h-5+t, 0, h-6+t, 
+				0, 5+t};
+			if ((parent.style & SWT.MIRRORED) != 0) {
+				x -= w - 36;
+				polyline[12] = w-36; 
+				polyline[14] = w-16; 
+				polyline[16] = w-15; 
+				borderPolygon[12] = w-35;
+				borderPolygon[14] = borderPolygon[16]  = w-16;
+			}
+			OS.gtk_window_move (handle, Math.max(0, x - 17), y);
+		} else {
+			polyline = new int[] {
+				0, 5, 1, 5, 1, 3, 3, 1,  5, 1, 5, 0, 
+				w-5, 0, w-5, 1, w-3, 1, w-1, 3, w-1, 5, w, 5,
+				w, h-5, w-1, h-5, w-1, h-3, w-2, h-3, w-2, h-2, w-3, h-2, w-3, h-1, w-5, h-1, w-5, h,
+				35, h, 16, h+TIP_HEIGHT, 16, h,
+				5, h, 5, h-1, 3, h-1, 3, h-2, 2, h-2, 2, h-3, 1, h-3, 1, h-5, 0, h-5, 
+				0, 5};
+			borderPolygon = new int[] {
+				0, 5, 1, 4, 1, 3, 3, 1,  4, 1, 5, 0, 
+				w-6, 0, w-5, 1, w-4, 1, w-2, 3, w-2, 4, w-1, 5,
+				w-1, h-6, w-2, h-5, w-2, h-4, w-4, h-2, w-5, h-2, w-6, h-1,
+				35, h-1, 17, h+TIP_HEIGHT-2, 17, h-1,
+				5, h-1, 4, h-2, 3, h-2, 1, h-4, 1, h-5, 0, h-6, 
+				0, 5};
+			if ((parent.style & SWT.MIRRORED) != 0) {
+				x -= w - 36;
+				polyline [42] =  polyline [44] =  w-16;
+				polyline [46] = w-35;
+				borderPolygon[36] = borderPolygon[38] = w-17;
+				borderPolygon [40] = w-35;
+			}
+			OS.gtk_window_move (handle, Math.max(0, x - 17), y - h - TIP_HEIGHT);
+		}
+	} else {
+		if (dest.height >= y + h + TIP_HEIGHT) {
+			int t = TIP_HEIGHT;
+			polyline = new int[] {
+				0, 5+t, 1, 5+t, 1, 3+t, 3, 1+t,  5, 1+t, 5, t, 
+				w-35, t, w-16, 0, w-16, t,
+				w-5, t, w-5, 1+t, w-3, 1+t, w-1, 3+t, w-1, 5+t, w, 5+t,
+				w, h-5+t, w-1, h-5+t, w-1, h-3+t, w-2, h-3+t, w-2, h-2+t, w-3, h-2+t, w-3, h-1+t, w-5, h-1+t, w-5, h+t,
+				5, h+t, 5, h-1+t, 3, h-1+t, 3, h-2+t, 2, h-2+t, 2, h-3+t, 1, h-3+t, 1, h-5+t, 0, h-5+t, 
+				0, 5+t};
+			borderPolygon = new int[] {
+				0, 5+t, 1, 4+t, 1, 3+t, 3, 1+t,  4, 1+t, 5, t, 
+				w-35, t, w-17, 2, w-17, t,
+				w-6, t, w-5, 1+t, w-4, 1+t, w-2, 3+t, w-2, 4+t, w-1, 5+t,
+				w-1, h-6+t, w-2, h-5+t, w-2, h-4+t, w-4, h-2+t, w-5, h-2+t, w-6, h-1+t,
+				5, h-1+t, 4, h-2+t, 3, h-2+t, 1, h-4+t, 1, h-5+t, 0, h-6+t, 
+				0, 5+t};
+			if ((parent.style & SWT.MIRRORED) != 0) {
+				x += w - 35;
+				polyline [12] = polyline [14] = 16;
+				polyline [16] = 35;
+				borderPolygon[12] =  borderPolygon[14] = 16;
+				borderPolygon [16] = 35;
+			}
+			OS.gtk_window_move (handle, Math.min(dest.width - w, x - w + 17), y);
+		} else {
+			polyline = new int[] {
+				0, 5, 1, 5, 1, 3, 3, 1,  5, 1, 5, 0, 
+				w-5, 0, w-5, 1, w-3, 1, w-1, 3, w-1, 5, w, 5,
+				w, h-5, w-1, h-5, w-1, h-3, w-2, h-3, w-2, h-2, w-3, h-2, w-3, h-1, w-5, h-1, w-5, h,
+				w-16, h, w-16, h+TIP_HEIGHT, w-35, h,
+				5, h, 5, h-1, 3, h-1, 3, h-2, 2, h-2, 2, h-3, 1, h-3, 1, h-5, 0, h-5, 
+				0, 5};
+			borderPolygon = new int[] {
+				0, 5, 1, 4, 1, 3, 3, 1,  4, 1, 5, 0, 
+				w-6, 0, w-5, 1, w-4, 1, w-2, 3, w-2, 4, w-1, 5,
+				w-1, h-6, w-2, h-5, w-2, h-4, w-4, h-2, w-5, h-2, w-6, h-1,
+				w-17, h-1, w-17, h+TIP_HEIGHT-2, w-36, h-1,
+				5, h-1, 4, h-2, 3, h-2, 1, h-4, 1, h-5, 0, h-6, 
+				0, 5};
+			if ((parent.style & SWT.MIRRORED) != 0) {
+				x += w - 35;
+				polyline [42] =  35;
+				polyline [44] = polyline [46] = 16;
+				borderPolygon[36] = 35;
+				borderPolygon[38] = borderPolygon [40] = 17;
+			}
+			OS.gtk_window_move (handle, Math.min(dest.width - w, x - w + 17), y - h - TIP_HEIGHT);
+		}
+	}
+	int /*long*/ rgn = OS.gdk_region_polygon (polyline, polyline.length / 2, OS.GDK_EVEN_ODD_RULE);
+	OS.gtk_widget_realize (handle);
+	int /*long*/ window = OS.GTK_WIDGET_WINDOW (handle);
+	OS.gdk_window_shape_combine_region (window, rgn, 0, 0);
+	OS.gdk_region_destroy (rgn);
+}
+
+void createHandle (int index) {
+	state |= HANDLE;
+	if ((style & SWT.BALLOON) != 0) {
+		handle = OS.gtk_window_new (OS.GTK_WINDOW_POPUP);
+		Color background = display.getSystemColor (SWT.COLOR_INFO_BACKGROUND);
+		OS.gtk_widget_modify_bg (handle, OS.GTK_STATE_NORMAL, background.handle);
+		OS.gtk_widget_set_app_paintable (handle, true);
+		OS.gtk_window_set_type_hint (handle, OS.GDK_WINDOW_TYPE_HINT_TOOLTIP);
+	} else {
+		handle = OS.gtk_tooltips_new ();
+		if (handle == 0) SWT.error (SWT.ERROR_NO_HANDLES);
+		/*
+		* Bug in Solaris-GTK.  Invoking gtk_tooltips_force_window()
+		* can cause a crash in older versions of GTK.  The fix is
+		* to avoid this call if the GTK version is older than 2.2.x.
+		*/
+		if (OS.GTK_VERSION >= OS.VERSION (2, 2, 1)) { 
+			OS.gtk_tooltips_force_window (handle);
+		}
+		OS.g_object_ref (handle);
+		OS.gtk_object_sink (handle);
+	}
+}
+
+void createWidget (int index) {
+	super.createWidget (index);
+	text = "";
+	message = "";
+	x = y = -1;
+	autohide = true;
+}
+
+void deregister () {
+	super.deregister ();
+	if ((style & SWT.BALLOON) == 0) {
+		int /*long*/ tipWindow = OS.GTK_TOOLTIPS_TIP_WINDOW (handle);
+		if (tipWindow != 0) display.removeWidget (tipWindow);
+	}
+}
+
+void destroyWidget () {
+	int /*long*/ topHandle = topHandle ();
+	if (parent != null) parent.removeTooTip (this);
+	releaseHandle ();
+	if (topHandle != 0 && (state & HANDLE) != 0) {
+		if ((style & SWT.BALLOON) != 0) {
+			OS.gtk_widget_destroy (topHandle);
+		} else {
+			OS.g_object_unref (topHandle);
+		}
+	}
+}
+
+/**
+ * Returns <code>true</code> if the receiver is automatically
+ * hidden by the platform, and <code>false</code> otherwise.
+ *
+ * @return the receiver's auto hide state
+ *
+ * @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 getAutoHide () {
+	checkWidget ();
+	return autohide;
+}
+
+Point getLocation () {
+	int x = this.x;
+	int y = this.y;
+	if (item != null) {
+		int /*long*/ itemHandle = item.handle; 
+		if(OS.GTK_VERSION >= OS.VERSION (2, 10, 0)) {
+			GdkRectangle area = new GdkRectangle ();
+			OS.gtk_status_icon_get_geometry (itemHandle, 0, area, 0);
+			x = area.x + area.width / 2;
+			y = area.y + area.height / 2;
+		} else {
+			OS.gtk_widget_realize (itemHandle);
+			int /*long*/ window = OS.GTK_WIDGET_WINDOW (itemHandle);
+			int [] px = new int [1], py = new int [1];
+			OS.gdk_window_get_origin (window, px, py);
+			x = px [0] + OS.GTK_WIDGET_WIDTH (itemHandle) / 2;
+			y = py [0] + OS.GTK_WIDGET_HEIGHT (itemHandle) / 2;
+		}
+	}
+	if (x == -1 || y == -1) {
+		int [] px = new int [1], py = new int [1];
+		OS.gdk_window_get_pointer (0, px, py, null);
+		x = px [0];
+		y = py [0];
+	}
+	return new Point(x, y);
+}
+
+/**
+ * Returns the receiver's message, which will be an empty
+ * string if it has never been set.
+ *
+ * @return the receiver's message
+ *
+ * @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 getMessage () {
+	checkWidget ();
+	return message;
+}
+
+String getNameText () {
+	return getText ();
+}
+
+/**
+ * Returns the receiver's parent, which must be a <code>Shell</code>.
+ *
+ * @return the receiver's parent
+ *
+ * @exception SWTException <ul>
+ *    <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
+ *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
+ * </ul>
+ */
+public Shell getParent () {
+	checkWidget ();
+	return parent;
+}
+
+Point getSize (int maxWidth) {
+	int textWidth = 0, messageWidth = 0;
+	int [] w = new int [1], h = new int [1];
+	if (layoutText != 0) {
+		OS.pango_layout_set_width (layoutText, -1);
+		OS.pango_layout_get_size (layoutText, w, h);
+		textWidth = OS.PANGO_PIXELS (w [0]);
+	}
+	if (layoutMessage != 0) {
+		OS.pango_layout_set_width (layoutMessage, -1);
+		OS.pango_layout_get_size (layoutMessage, w, h);
+		messageWidth = OS.PANGO_PIXELS (w [0]);
+	}
+	int messageTrim = 2 * INSET + 2 * BORDER + 2 * PADDING;
+	boolean hasImage = layoutText != 0 && (style & (SWT.ICON_ERROR | SWT.ICON_INFORMATION | SWT.ICON_WARNING)) != 0;
+	int textTrim = messageTrim + (hasImage ? IMAGE_SIZE : 0);  
+	int width = Math.min (maxWidth, Math.max (textWidth + textTrim, messageWidth + messageTrim));
+	int textHeight = 0, messageHeight = 0;
+	if (layoutText != 0) {
+		OS.pango_layout_set_width (layoutText, (maxWidth - textTrim) * OS.PANGO_SCALE);
+		OS.pango_layout_get_size (layoutText, w, h);
+		textHeight = OS.PANGO_PIXELS (h [0]);
+	}
+	if (layoutMessage != 0) {
+		OS.pango_layout_set_width (layoutMessage, (maxWidth - messageTrim) * OS.PANGO_SCALE);
+		OS.pango_layout_get_size (layoutMessage, w, h);
+		messageHeight = OS.PANGO_PIXELS (h [0]);
+	}
+	int height = 2 * BORDER + 2 * PADDING + messageHeight;
+	if (layoutText != 0) height += Math.max (IMAGE_SIZE, textHeight) + 2 * PADDING;
+	return new Point(width, height);
+}
+
+/**
+ * Returns the receiver's text, which will be an empty
+ * string if it has never been set.
+ *
+ * @return the receiver's text
+ *
+ * @exception SWTException <ul>
+ *    <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
+ *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
+ * </ul>
+ */
+public String getText () {
+	checkWidget ();
+	return text;
+}
+
+/**
+ * Returns <code>true</code> if the receiver is visible, and
+ * <code>false</code> otherwise.
+ * <p>
+ * If one of the receiver's ancestors is not visible or some
+ * other condition makes the receiver not visible, this method
+ * may still indicate that it is considered visible even though
+ * it may not actually be showing.
+ * </p>
+ *
+ * @return the receiver's visibility state
+ *
+ * @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 getVisible () {
+	checkWidget ();
+	if ((style & SWT.BALLOON) != 0) return OS.GTK_WIDGET_VISIBLE (handle);
+	int /*long*/ tipWindow = OS.GTK_TOOLTIPS_TIP_WINDOW (handle);
+	return OS.GTK_WIDGET_VISIBLE (tipWindow);
+}
+
+int /*long*/ gtk_button_press_event (int /*long*/ widget, int /*long*/ event) {
+	notifyListeners (SWT.Selection, new Event ());
+	setVisible (false);
+	return 0;
+}
+
+int /*long*/ gtk_expose_event (int /*long*/ widget, int /*long*/ eventPtr) {
+	int /*long*/ window = OS.GTK_WIDGET_WINDOW (handle);
+	int /*long*/ gdkGC = OS.gdk_gc_new (window);
+	OS.gdk_draw_polygon (window, gdkGC, 0, borderPolygon, borderPolygon.length / 2);
+	int x = BORDER + PADDING;
+	int y = BORDER + PADDING;
+	if (spikeAbove) y += TIP_HEIGHT;
+	if (layoutText != 0) {
+		byte[] buffer = null;
+		int id = style & (SWT.ICON_ERROR | SWT.ICON_INFORMATION | SWT.ICON_WARNING);
+		switch (id) {
+			case SWT.ICON_ERROR: buffer = Converter.wcsToMbcs (null, "gtk-dialog-error", true); break; 
+			case SWT.ICON_INFORMATION: buffer = Converter.wcsToMbcs (null, "gtk-dialog-info", true); break;
+			case SWT.ICON_WARNING: buffer = Converter.wcsToMbcs (null, "gtk-dialog-warning", true); break;
+		}
+		if (buffer != null) {
+			int /*long*/ style = OS.gtk_widget_get_default_style ();
+			int /*long*/ pixbuf = OS.gtk_icon_set_render_icon (
+				OS.gtk_icon_factory_lookup_default (buffer), 
+				style,
+				OS.GTK_TEXT_DIR_NONE, 
+				OS.GTK_STATE_NORMAL, 
+				OS.GTK_ICON_SIZE_MENU,
+				0, 
+				0);
+			OS.gdk_draw_pixbuf (window, gdkGC, pixbuf, 0, 0, x, y, IMAGE_SIZE, IMAGE_SIZE, OS.GDK_RGB_DITHER_NORMAL, 0, 0);
+			OS.g_object_unref (pixbuf);
+			x += IMAGE_SIZE;
+		}
+		x += INSET;
+		OS.gdk_draw_layout (window, gdkGC, x, y, layoutText);
+		int [] w = new int [1], h = new int [1];
+		OS.pango_layout_get_size (layoutText, w, h);
+		y += 2 * PADDING + Math.max (IMAGE_SIZE, OS.PANGO_PIXELS (h [0]));
+	}
+	if (layoutMessage != 0) {
+		x = BORDER + PADDING + INSET;
+		OS.gdk_draw_layout (window, gdkGC, x, y, layoutMessage);
+	}
+	OS.g_object_unref (gdkGC);
+	return 0;
+}
+
+int /*long*/ gtk_size_allocate (int /*long*/ widget, int /*long*/ allocation) {
+	Point point = getLocation (); 
+	int x = point.x;
+	int y = point.y;
+	int /*long*/ screen = OS.gdk_screen_get_default ();
+	OS.gtk_widget_realize (widget);
+	int monitorNumber = OS.gdk_screen_get_monitor_at_window (screen, OS.GTK_WIDGET_WINDOW (widget));
+	GdkRectangle dest = new GdkRectangle ();
+	OS.gdk_screen_get_monitor_geometry (screen, monitorNumber, dest);
+	int w = OS.GTK_WIDGET_WIDTH (widget);
+	int h = OS.GTK_WIDGET_HEIGHT (widget);
+	if (dest.height < y + h) y -= h;
+	if (dest.width < x + w) x -= w;
+	OS.gtk_window_move (widget, x, y);
+	return 0;
+}
+
+void hookEvents () {
+	if ((style & SWT.BALLOON) != 0) {
+		OS.g_signal_connect_closure (handle, OS.expose_event, display.closures [EXPOSE_EVENT], false);
+		OS.gtk_widget_add_events (handle, OS.GDK_BUTTON_PRESS_MASK);
+		OS.g_signal_connect_closure (handle, OS.button_press_event, display.closures [BUTTON_PRESS_EVENT], false);
+	} else {
+		int /*long*/ tipWindow = OS.GTK_TOOLTIPS_TIP_WINDOW (handle);
+		if (tipWindow != 0) {
+			OS.g_signal_connect_closure (tipWindow, OS.size_allocate, display.closures [SIZE_ALLOCATE], false);
+			OS.gtk_widget_add_events (tipWindow, OS.GDK_BUTTON_PRESS_MASK);
+			OS.g_signal_connect_closure (tipWindow, OS.button_press_event, display.closures [BUTTON_PRESS_EVENT], false);
+		}
+	}
+}
+
+/**
+ * Returns <code>true</code> if the receiver is visible and all
+ * of the receiver's ancestors are visible and <code>false</code>
+ * otherwise.
+ *
+ * @return the receiver's visibility state
+ *
+ * @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 #getVisible
+ */
+public boolean isVisible () {
+	checkWidget ();
+	return getVisible ();
+}
+
+void register () {
+	super.register ();
+	if ((style & SWT.BALLOON) == 0) {
+		int /*long*/ tipWindow = OS.GTK_TOOLTIPS_TIP_WINDOW (handle);
+		if (tipWindow != 0) display.addWidget (tipWindow, this);
+	}
+}
+
+void releaseWidget () {
+	super.releaseWidget ();
+	if (layoutText != 0) OS.g_object_unref (layoutText);
+	layoutText = 0;
+	if (layoutMessage != 0) OS.g_object_unref (layoutMessage);
+	layoutMessage = 0;
+	if (timerId != 0) OS.gtk_timeout_remove(timerId);
+	timerId = 0;
+	text = null;
+	message = null;
+	borderPolygon = null;
+}
+
+/**
+ * Removes the listener from the collection of listeners who will
+ * be notified when the receiver is selected by the user.
+ *
+ * @param listener the listener which should no longer be notified
+ *
+ * @exception IllegalArgumentException <ul>
+ *    <li>ERROR_NULL_ARGUMENT - if the listener is null</li>
+ * </ul>
+ * @exception SWTException <ul>
+ *    <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
+ *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
+ * </ul>
+ *
+ * @see SelectionListener
+ * @see #addSelectionListener
+ */
+public void removeSelectionListener (SelectionListener listener) {
+	checkWidget();
+	if (listener == null) error (SWT.ERROR_NULL_ARGUMENT);
+	if (eventTable == null) return;
+	eventTable.unhook (SWT.Selection, listener);
+	eventTable.unhook (SWT.DefaultSelection, listener);
+}
+
+/**
+ * Makes the receiver hide automatically when <code>true</code>,
+ * and remain visible when <code>false</code>.
+ *
+ * @param autoHide the auto hide state
+ *
+ * @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 #getVisible
+ * @see #setVisible
+ */
+public void setAutoHide (boolean autohide) {
+	checkWidget ();
+	this.autohide = autohide;
+	//TODO - update when visible
+}
+
+/**
+ * Sets the location of the receiver, which must be a tooltip,
+ * to the point specified by the arguments which are relative
+ * to the display.
+ * <p>
+ * Note that this is different from most widgets where the
+ * location of the widget is relative to the parent.
+ * </p>
+ *
+ * @param x the new x coordinate for the receiver
+ * @param y the new y coordinate for 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 setLocation (int x, int y) {
+	checkWidget ();
+	this.x = x;
+	this.y = y;
+	if ((style & SWT.BALLOON) != 0) {
+		if (OS.GTK_WIDGET_VISIBLE (handle)) configure ();
+	} else {
+		int /*long*/ tipWindow = OS.GTK_TOOLTIPS_TIP_WINDOW (handle);
+		if (OS.GTK_WIDGET_VISIBLE (tipWindow)) {
+			OS.gtk_window_move (tipWindow, x, y);
+		}
+	}
+}
+
+/**
+ * Sets the location of the receiver, which must be a tooltip,
+ * to the point specified by the argument which is relative
+ * to the display.
+ * <p>
+ * Note that this is different from most widgets where the
+ * location of the widget is relative to the parent.
+ * </p><p>
+ * Note that the platform window manager ultimately has control
+ * over the location of tooltips.
+ * </p>
+ *
+ * @param location the new location for the receiver
+ *
+ * @exception IllegalArgumentException <ul>
+ *    <li>ERROR_NULL_ARGUMENT - if the point 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 setLocation (Point location) {
+	checkWidget ();
+	if (location == null) SWT.error (SWT.ERROR_NULL_ARGUMENT);
+	setLocation (location.x, location.y);
+}
+
+/**
+ * Sets the receiver's message.
+ *
+ * @param string the new message
+ *
+ * @exception IllegalArgumentException <ul>
+ *    <li>ERROR_NULL_ARGUMENT - if the text 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 setMessage (String string) {
+	checkWidget ();
+	if (string == null) error (SWT.ERROR_NULL_ARGUMENT);
+	message = string;
+	if ((style & SWT.BALLOON) == 0) return;
+	if (layoutMessage != 0) OS.g_object_unref (layoutMessage);
+	layoutMessage = 0;
+	if (message.length () != 0) {
+		byte [] buffer = Converter.wcsToMbcs (null, message, true);
+		layoutMessage = OS.gtk_widget_create_pango_layout (handle, buffer);
+		if (OS.GTK_VERSION >= OS.VERSION (2, 4, 0)) {
+			OS.pango_layout_set_auto_dir (layoutMessage, false);
+		}
+		OS.pango_layout_set_wrap (layoutMessage, OS.PANGO_WRAP_WORD_CHAR);
+	}
+	if (OS.GTK_WIDGET_VISIBLE (handle)) configure ();
+}
+
+/**
+ * Sets the receiver's text.
+ *
+ * @param string the new text
+ *
+ * @exception IllegalArgumentException <ul>
+ *    <li>ERROR_NULL_ARGUMENT - if the text 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 setText (String string) {
+	checkWidget ();
+	if (string == null) error (SWT.ERROR_NULL_ARGUMENT);
+	text = string;
+	if ((style & SWT.BALLOON) == 0) return;
+	if (layoutText != 0) OS.g_object_unref (layoutText);
+	layoutText = 0;
+	if (text.length () != 0) {
+		byte [] buffer = Converter.wcsToMbcs (null, text, true);
+		layoutText = OS.gtk_widget_create_pango_layout (handle, buffer);
+		if (OS.GTK_VERSION >= OS.VERSION (2, 4, 0)) {
+			OS.pango_layout_set_auto_dir (layoutText, false);
+		}
+		int /*long*/ boldAttr = OS.pango_attr_weight_new (OS.PANGO_WEIGHT_BOLD);
+		PangoAttribute attribute = new PangoAttribute ();
+		OS.memmove (attribute, boldAttr, PangoAttribute.sizeof);
+		attribute.start_index = 0;
+		attribute.end_index = buffer.length;
+		OS.memmove (boldAttr, attribute, PangoAttribute.sizeof);
+		int /*long*/ attrList = OS.pango_attr_list_new ();
+		OS.pango_attr_list_insert (attrList, boldAttr);
+		OS.pango_layout_set_attributes (layoutText, attrList);
+		OS.pango_attr_list_unref (attrList);
+		OS.pango_layout_set_wrap (layoutText, OS.PANGO_WRAP_WORD_CHAR);
+	}
+	if (OS.GTK_WIDGET_VISIBLE (handle)) configure ();
+}
+
+/**
+ * Marks the receiver as visible if the argument is <code>true</code>,
+ * and marks it invisible otherwise. 
+ * <p>
+ * If one of the receiver's ancestors is not visible or some
+ * other condition makes the receiver not visible, marking
+ * it visible may not actually cause it to be displayed.
+ * </p>
+ *
+ * @param visible the new visibility state
+ *
+ * @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 setVisible (boolean visible) {
+	checkWidget ();
+	if (timerId != 0) OS.gtk_timeout_remove(timerId);
+	timerId = 0;
+	if (visible) {
+		if ((style & SWT.BALLOON) != 0) {
+			configure ();
+			OS.gtk_widget_show (handle);
+		} else {
+			int /*long*/ vboxHandle = parent.vboxHandle;
+			StringBuffer string = new StringBuffer (text);
+			if (text.length () > 0) string.append ("\n\n");
+			string.append (message);
+			byte [] buffer = Converter.wcsToMbcs (null, string.toString(), true);
+			OS.gtk_tooltips_set_tip (handle, vboxHandle, buffer, null);
+			int /*long*/ data = OS.gtk_tooltips_data_get (vboxHandle);
+			OS.GTK_TOOLTIPS_SET_ACTIVE (handle, data);
+			OS.gtk_tooltips_set_tip (handle, vboxHandle, buffer, null);
+		}		
+		if (autohide) timerId = OS.gtk_timeout_add (DELAY, display.windowTimerProc, handle);
+	} else {
+		if ((style & SWT.BALLOON) != 0) {
+			OS.gtk_widget_hide (handle);
+		} else {
+			int /*long*/ tipWindow = OS.GTK_TOOLTIPS_TIP_WINDOW (handle);
+			OS.gtk_widget_hide (tipWindow);
+		}
+	}
+}
+
+int /*long*/ timerProc (int /*long*/ widget) {
+	if ((style & SWT.BALLOON) != 0) {
+		OS.gtk_widget_hide (handle);
+	} else {
+		int /*long*/ tipWindow = OS.GTK_TOOLTIPS_TIP_WINDOW (handle);
+		OS.gtk_widget_hide (tipWindow);
+	}
+	return 0;
+}
+
+}