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author | Silenio Quarti <silenio> | 2009-07-01 14:50:54 +0000 |
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committer | Silenio Quarti <silenio> | 2009-07-01 14:50:54 +0000 |
commit | 093c579a4ffd9551acb901bba9617e7aa776989d (patch) | |
tree | 71cf23798b651ef92f188390841a8d130908fb11 /bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/ToolTip.java | |
parent | f664d297f7bb009784868bf3fcf0b3e3bb9a646b (diff) | |
download | eclipse.platform.swt-093c579a4ffd9551acb901bba9617e7aa776989d.tar.gz eclipse.platform.swt-093c579a4ffd9551acb901bba9617e7aa776989d.tar.xz eclipse.platform.swt-093c579a4ffd9551acb901bba9617e7aa776989d.zip |
restore HEAD after accidental deletion by error in automated build script
Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/ToolTip.java')
-rw-r--r-- | bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/ToolTip.java | 818 |
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; +} + +} |