Mercurial > projects > dwt-linux
annotate dwt/widgets/TrayItem.d @ 238:380bad9f6852
reverted char[] to String
| author | Frank Benoit <benoit@tionex.de> |
|---|---|
| date | Mon, 05 May 2008 00:42:55 +0200 |
| parents | 17f8449522fd |
| children | 5a30aa9820f3 |
| rev | line source |
|---|---|
| 72 | 1 /******************************************************************************* |
| 47 | 2 * Copyright (c) 2000, 2007 IBM Corporation and others. |
| 3 * All rights reserved. This program and the accompanying materials | |
| 4 * are made available under the terms of the Eclipse Public License v1.0 | |
| 5 * which accompanies this distribution, and is available at | |
| 6 * http://www.eclipse.org/legal/epl-v10.html | |
| 7 * | |
| 8 * Contributors: | |
| 9 * IBM Corporation - initial API and implementation | |
| 72 | 10 * Port to the D programming language: |
| 11 * Frank Benoit <benoit@tionex.de> | |
| 47 | 12 *******************************************************************************/ |
| 13 module dwt.widgets.TrayItem; | |
| 14 | |
| 238 | 15 import dwt.dwthelper.utils; |
| 16 | |
| 71 | 17 import dwt.DWT; |
| 47 | 18 import dwt.widgets.Tray; |
| 19 import dwt.widgets.ToolTip; | |
| 20 import dwt.widgets.ImageList; | |
| 21 import dwt.widgets.Item; | |
| 22 import dwt.events.SelectionListener; | |
| 23 import dwt.events.SelectionEvent; | |
| 24 import dwt.events.MenuDetectListener; | |
| 25 import dwt.widgets.TypedListener; | |
| 26 import dwt.graphics.Image; | |
| 27 import dwt.graphics.Rectangle; | |
| 28 import dwt.graphics.Region; | |
| 29 import dwt.internal.gtk.OS; | |
| 30 | |
| 31 import Math = tango.math.Math; | |
| 32 import tango.stdc.stringz; | |
| 33 import tango.util.Convert; | |
| 34 | |
| 35 /** | |
| 36 * Instances of this class represent icons that can be placed on the | |
| 37 * system tray or task bar status area. | |
| 38 * <p> | |
| 39 * <dl> | |
| 40 * <dt><b>Styles:</b></dt> | |
| 41 * <dd>(none)</dd> | |
| 42 * <dt><b>Events:</b></dt> | |
| 43 * <dd>DefaultSelection, MenuDetect, Selection</dd> | |
| 44 * </dl> | |
| 45 * </p><p> | |
| 46 * IMPORTANT: This class is <em>not</em> intended to be subclassed. | |
| 47 * </p> | |
| 48 * | |
| 49 * @since 3.0 | |
| 50 */ | |
| 51 public class TrayItem : Item { | |
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52 Tray parent; |
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53 ToolTip toolTip; |
| 238 | 54 String toolTipText; |
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55 GtkWidget* imageHandle; |
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56 GtkWidget* tooltipsHandle; |
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57 ImageList imageList; |
| 47 | 58 |
| 59 /** | |
| 60 * Constructs a new instance of this class given its parent | |
| 61 * (which must be a <code>Tray</code>) and a style value | |
| 62 * describing its behavior and appearance. The item is added | |
| 63 * to the end of the items maintained by its parent. | |
| 64 * <p> | |
| 65 * The style value is either one of the style constants defined in | |
| 71 | 66 * class <code>DWT</code> which is applicable to instances of this |
| 47 | 67 * class, or must be built by <em>bitwise OR</em>'ing together |
| 68 * (that is, using the <code>int</code> "|" operator) two or more | |
| 71 | 69 * of those <code>DWT</code> style constants. The class description |
| 47 | 70 * lists the style constants that are applicable to the class. |
| 71 * Style bits are also inherited from superclasses. | |
| 72 * </p> | |
| 73 * | |
| 74 * @param parent a composite control which will be the parent of the new instance (cannot be null) | |
| 75 * @param style the style of control to construct | |
| 76 * | |
| 77 * @exception IllegalArgumentException <ul> | |
| 78 * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> | |
| 79 * </ul> | |
| 71 | 80 * @exception DWTException <ul> |
| 47 | 81 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li> |
| 82 * <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li> | |
| 83 * </ul> | |
| 84 * | |
| 71 | 85 * @see DWT |
| 47 | 86 * @see Widget#checkSubclass |
| 87 * @see Widget#getStyle | |
| 88 */ | |
| 89 public this (Tray parent, int style) { | |
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90 super (parent, style); |
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91 this.parent = parent; |
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92 createWidget (parent.getItemCount ()); |
| 47 | 93 } |
| 94 | |
| 95 /** | |
| 96 * Adds the listener to the collection of listeners who will | |
| 97 * be notified when the platform-specific context menu trigger | |
| 98 * has occurred, by sending it one of the messages defined in | |
| 99 * the <code>MenuDetectListener</code> interface. | |
| 100 * | |
| 101 * @param listener the listener which should be notified | |
| 102 * | |
| 103 * @exception IllegalArgumentException <ul> | |
| 104 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> | |
| 105 * </ul> | |
| 71 | 106 * @exception DWTException <ul> |
| 47 | 107 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 108 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 109 * </ul> | |
| 110 * | |
| 111 * @see MenuDetectListener | |
| 112 * @see #removeMenuDetectListener | |
| 113 * | |
| 114 * @since 3.3 | |
| 115 */ | |
| 116 public void addMenuDetectListener (MenuDetectListener listener) { | |
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117 checkWidget (); |
| 71 | 118 if (listener is null) error (DWT.ERROR_NULL_ARGUMENT); |
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119 TypedListener typedListener = new TypedListener (listener); |
| 71 | 120 addListener (DWT.MenuDetect, typedListener); |
| 47 | 121 } |
| 122 | |
| 123 /** | |
| 124 * Adds the listener to the collection of listeners who will | |
| 125 * be notified when the receiver is selected by the user, by sending | |
| 126 * it one of the messages defined in the <code>SelectionListener</code> | |
| 127 * interface. | |
| 128 * <p> | |
| 129 * <code>widgetSelected</code> is called when the receiver is selected | |
| 130 * <code>widgetDefaultSelected</code> is called when the receiver is double-clicked | |
| 131 * </p> | |
| 132 * | |
| 133 * @param listener the listener which should be notified when the receiver is selected by the user | |
| 134 * | |
| 135 * @exception IllegalArgumentException <ul> | |
| 136 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> | |
| 137 * </ul> | |
| 71 | 138 * @exception DWTException <ul> |
| 47 | 139 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 140 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 141 * </ul> | |
| 142 * | |
| 143 * @see SelectionListener | |
| 144 * @see #removeSelectionListener | |
| 145 * @see SelectionEvent | |
| 146 */ | |
| 147 public void addSelectionListener(SelectionListener listener) { | |
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148 checkWidget (); |
| 71 | 149 if (listener is null) error (DWT.ERROR_NULL_ARGUMENT); |
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150 TypedListener typedListener = new TypedListener (listener); |
| 71 | 151 addListener (DWT.Selection, typedListener); |
| 152 addListener (DWT.DefaultSelection, typedListener); | |
| 47 | 153 } |
| 154 | |
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155 protected override void checkSubclass () { |
| 71 | 156 if (!isValidSubclass ()) error (DWT.ERROR_INVALID_SUBCLASS); |
| 47 | 157 } |
| 158 | |
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159 override void createWidget (int index) { |
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160 super.createWidget (index); |
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161 parent.createItem (this, index); |
| 47 | 162 } |
| 163 | |
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164 override void createHandle (int index) { |
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165 state |= HANDLE; |
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166 handle = OS.gtk_plug_new (0); |
| 71 | 167 if (handle is null) error (DWT.ERROR_NO_HANDLES); |
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168 imageHandle = OS.gtk_image_new (); |
| 71 | 169 if (imageHandle is null) error (DWT.ERROR_NO_HANDLES); |
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170 OS.gtk_container_add (cast(GtkContainer*)handle, imageHandle); |
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171 OS.gtk_widget_show (handle); |
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172 OS.gtk_widget_show (imageHandle); |
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173 auto id = OS.gtk_plug_get_id (cast(GtkPlug*)handle); |
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174 int monitor = 0; |
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175 auto screen = OS.gdk_screen_get_default (); |
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176 if (screen !is null) { |
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177 monitor = OS.gdk_screen_get_number (screen); |
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178 } |
| 238 | 179 auto trayAtom = OS.gdk_atom_intern (toStringz("_NET_SYSTEM_TRAY_S" ~ to!(String)(monitor)), true); |
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180 auto xTrayAtom = OS.gdk_x11_atom_to_xatom (trayAtom); |
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181 auto xDisplay = OS.GDK_DISPLAY (); |
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182 auto trayWindow = OS.XGetSelectionOwner (xDisplay, xTrayAtom); |
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183 auto messageAtom = OS.gdk_atom_intern (toStringz("_NET_SYSTEM_TRAY_OPCODE"), true); |
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184 auto xMessageAtom = OS.gdk_x11_atom_to_xatom (messageAtom); |
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185 XClientMessageEvent* event = cast(XClientMessageEvent*)OS.g_malloc (XClientMessageEvent.sizeof);; |
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186 event.type = OS.ClientMessage; |
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187 event.window = trayWindow; |
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188 event.message_type = xMessageAtom; |
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189 event.format = 32; |
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190 event.data.l [0] = OS.GDK_CURRENT_TIME; |
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191 event.data.l [1] = OS.SYSTEM_TRAY_REQUEST_DOCK; |
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192 event.data.l [2] = id; |
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193 OS.XSendEvent (xDisplay, trayWindow, false, OS.NoEventMask, cast(XEvent*) event); |
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194 OS.g_free (event); |
| 47 | 195 } |
| 196 | |
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197 override void deregister () { |
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198 super.deregister (); |
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199 display.removeWidget (imageHandle); |
| 47 | 200 } |
| 201 | |
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202 override void destroyWidget () { |
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203 parent.destroyItem (this); |
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204 releaseHandle (); |
| 47 | 205 } |
| 206 | |
| 207 /** | |
| 208 * Returns the receiver's parent, which must be a <code>Tray</code>. | |
| 209 * | |
| 210 * @return the receiver's parent | |
| 211 * | |
| 71 | 212 * @exception DWTException <ul> |
| 47 | 213 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 214 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 215 * </ul> | |
| 216 * | |
| 217 * @since 3.2 | |
| 218 */ | |
| 219 public Tray getParent () { | |
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220 checkWidget (); |
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221 return parent; |
| 47 | 222 } |
| 223 | |
| 224 /** | |
| 225 * Returns the receiver's tool tip, or null if it has | |
| 226 * not been set. | |
| 227 * | |
| 228 * @return the receiver's tool tip text | |
| 229 * | |
| 71 | 230 * @exception DWTException <ul> |
| 47 | 231 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 232 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 233 * </ul> | |
| 234 * | |
| 235 * @since 3.2 | |
| 236 */ | |
| 237 public ToolTip getToolTip () { | |
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238 checkWidget (); |
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239 return toolTip; |
| 47 | 240 } |
| 241 | |
| 242 /** | |
| 243 * Returns the receiver's tool tip text, or null if it has | |
| 244 * not been set. | |
| 245 * | |
| 246 * @return the receiver's tool tip text | |
| 247 * | |
| 71 | 248 * @exception DWTException <ul> |
| 47 | 249 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 250 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 251 * </ul> | |
| 252 */ | |
| 238 | 253 public String getToolTipText () { |
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254 checkWidget (); |
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255 return toolTipText; |
| 47 | 256 } |
| 257 | |
| 258 override int /*long*/ gtk_button_press_event (GtkWidget* widget, GdkEventButton* event) { | |
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259 if (event.type is OS.GDK_3BUTTON_PRESS) return 0; |
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260 if (event.button is 3 && event.type is OS.GDK_BUTTON_PRESS) { |
| 71 | 261 sendEvent (DWT.MenuDetect); |
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262 return 0; |
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263 } |
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264 if (event.type is OS.GDK_2BUTTON_PRESS) { |
| 71 | 265 postEvent (DWT.DefaultSelection); |
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266 } else { |
| 71 | 267 postEvent (DWT.Selection); |
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268 } |
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269 return 0; |
| 47 | 270 } |
| 271 | |
| 272 override int /*long*/ gtk_size_allocate (GtkWidget* widget, int /*long*/ allocation) { | |
|
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273 if (image !is null && image.mask !is null) { |
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274 if (OS.gdk_drawable_get_depth (image.mask) is 1) { |
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275 int xoffset = cast(int) Math.floor (OS.GTK_WIDGET_X (widget) + ((OS.GTK_WIDGET_WIDTH (widget) - OS.GTK_WIDGET_REQUISITION_WIDTH (widget)) * 0.5) + 0.5); |
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276 int yoffset = cast(int) Math.floor (OS.GTK_WIDGET_Y (widget) + ((OS.GTK_WIDGET_HEIGHT (widget) - OS.GTK_WIDGET_REQUISITION_HEIGHT (widget)) * 0.5) + 0.5); |
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277 Rectangle b = image.getBounds(); |
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278 auto gdkImage = OS.gdk_drawable_get_image (image.mask, 0, 0, b.width, b.height); |
| 71 | 279 if (gdkImage is null) DWT.error(DWT.ERROR_NO_HANDLES); |
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280 byte[] maskData = (cast(byte*)gdkImage.mem)[ 0 .. gdkImage.bpl * gdkImage.height].dup; |
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281 Region region = new Region (display); |
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282 for (int y = 0; y < b.height; y++) { |
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283 for (int x = 0; x < b.width; x++) { |
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284 int index = (y * gdkImage.bpl) + (x >> 3); |
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285 int theByte = maskData [index] & 0xFF; |
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286 int mask = 1 << (x & 0x7); |
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287 if ((theByte & mask) !is 0) { |
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288 region.add (xoffset + x, yoffset + y, 1, 1); |
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289 } |
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290 } |
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291 } |
| 47 | 292 OS.g_object_unref (gdkImage); |
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293 OS.gtk_widget_realize (handle); |
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294 auto window = OS.GTK_WIDGET_WINDOW (handle); |
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295 OS.gdk_window_shape_combine_region (window, region.handle, 0, 0); |
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296 region.dispose (); |
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297 } |
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298 } |
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299 return 0; |
| 47 | 300 } |
| 301 | |
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302 override void hookEvents () { |
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303 int eventMask = OS.GDK_BUTTON_PRESS_MASK; |
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304 OS.gtk_widget_add_events (handle, eventMask); |
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305 OS.g_signal_connect_closure_by_id (handle, display.signalIds [BUTTON_PRESS_EVENT], 0, display.closures [BUTTON_PRESS_EVENT], false); |
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306 OS.g_signal_connect_closure_by_id (imageHandle, display.signalIds [SIZE_ALLOCATE], 0, display.closures [SIZE_ALLOCATE], false); |
| 47 | 307 } |
| 308 | |
| 309 /** | |
| 310 * Returns <code>true</code> if the receiver is visible and | |
| 311 * <code>false</code> otherwise. | |
| 312 * | |
| 313 * @return the receiver's visibility | |
| 314 * | |
| 71 | 315 * @exception DWTException <ul> |
| 47 | 316 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 317 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 318 * </ul> | |
| 319 */ | |
| 320 public bool getVisible () { | |
|
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321 checkWidget (); |
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322 return OS.GTK_WIDGET_VISIBLE (handle); |
| 47 | 323 } |
| 324 | |
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325 override void register () { |
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326 super.register (); |
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327 display.addWidget (imageHandle, this); |
| 47 | 328 } |
| 329 | |
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330 override void releaseHandle () { |
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331 if (handle !is null) OS.gtk_widget_destroy (handle); |
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332 handle = imageHandle = null; |
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333 super.releaseHandle (); |
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334 parent = null; |
| 47 | 335 } |
| 336 | |
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337 override void releaseWidget () { |
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338 super.releaseWidget (); |
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339 if (tooltipsHandle !is null) OS.g_object_unref (tooltipsHandle); |
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340 tooltipsHandle = null; |
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341 if (imageList !is null) imageList.dispose (); |
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342 imageList = null; |
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343 toolTipText = null; |
| 47 | 344 } |
| 345 | |
| 346 /** | |
| 347 * Removes the listener from the collection of listeners who will | |
| 348 * be notified when the platform-specific context menu trigger has | |
| 349 * occurred. | |
| 350 * | |
| 351 * @param listener the listener which should no longer be notified | |
| 352 * | |
| 353 * @exception IllegalArgumentException <ul> | |
| 354 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> | |
| 355 * </ul> | |
| 71 | 356 * @exception DWTException <ul> |
| 47 | 357 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 358 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 359 * </ul> | |
| 360 * | |
| 361 * @see MenuDetectListener | |
| 362 * @see #addMenuDetectListener | |
| 363 * | |
| 364 * @since 3.3 | |
| 365 */ | |
| 366 public void removeMenuDetectListener (MenuDetectListener listener) { | |
|
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367 checkWidget (); |
| 71 | 368 if (listener is null) error (DWT.ERROR_NULL_ARGUMENT); |
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369 if (eventTable is null) return; |
| 71 | 370 eventTable.unhook (DWT.MenuDetect, listener); |
| 47 | 371 } |
| 372 | |
| 373 /** | |
| 374 * Removes the listener from the collection of listeners who will | |
| 375 * be notified when the receiver is selected by the user. | |
| 376 * | |
| 377 * @param listener the listener which should no longer be notified | |
| 378 * | |
| 379 * @exception IllegalArgumentException <ul> | |
| 380 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> | |
| 381 * </ul> | |
| 71 | 382 * @exception DWTException <ul> |
| 47 | 383 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 384 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 385 * </ul> | |
| 386 * | |
| 387 * @see SelectionListener | |
| 388 * @see #addSelectionListener | |
| 389 */ | |
| 390 public void removeSelectionListener (SelectionListener listener) { | |
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391 checkWidget (); |
| 71 | 392 if (listener is null) error (DWT.ERROR_NULL_ARGUMENT); |
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393 if (eventTable is null) return; |
| 71 | 394 eventTable.unhook (DWT.Selection, listener); |
| 395 eventTable.unhook (DWT.DefaultSelection, listener); | |
| 47 | 396 } |
| 397 | |
| 398 /** | |
| 399 * Sets the receiver's image. | |
| 400 * | |
| 401 * @param image the new image | |
| 402 * | |
| 403 * @exception IllegalArgumentException <ul> | |
| 404 * <li>ERROR_INVALID_ARGUMENT - if the image has been disposed</li> | |
| 405 * </ul> | |
| 71 | 406 * @exception DWTException <ul> |
| 47 | 407 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 408 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 409 * </ul> | |
| 410 */ | |
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411 public override void setImage (Image image) { |
|
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412 checkWidget (); |
| 71 | 413 if (image !is null && image.isDisposed ()) error (DWT.ERROR_INVALID_ARGUMENT); |
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414 this.image = image; |
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415 if (image !is null) { |
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416 Rectangle rect = image.getBounds (); |
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417 OS.gtk_widget_set_size_request (handle, rect.width, rect.height); |
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418 if (imageList is null) imageList = new ImageList (); |
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419 int imageIndex = imageList.indexOf (image); |
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420 if (imageIndex is -1) { |
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421 imageIndex = imageList.add (image); |
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422 } else { |
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423 imageList.put (imageIndex, image); |
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424 } |
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425 auto pixbuf = imageList.getPixbuf (imageIndex); |
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426 OS.gtk_image_set_from_pixbuf (cast(GtkImage*)imageHandle, pixbuf); |
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427 OS.gtk_widget_show (imageHandle); |
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428 } else { |
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429 OS.gtk_widget_set_size_request (handle, 1, 1); |
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430 OS.gtk_image_set_from_pixbuf (cast(GtkImage*)imageHandle, null); |
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431 OS.gtk_widget_hide (imageHandle); |
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432 } |
| 47 | 433 } |
| 434 | |
| 435 /** | |
| 436 * Sets the receiver's tool tip to the argument, which | |
| 437 * may be null indicating that no tool tip should be shown. | |
| 438 * | |
| 439 * @param toolTip the new tool tip (or null) | |
| 440 * | |
| 71 | 441 * @exception DWTException <ul> |
| 47 | 442 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 443 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 444 * </ul> | |
| 445 * | |
| 446 * @since 3.2 | |
| 447 */ | |
| 448 public void setToolTip (ToolTip toolTip) { | |
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449 checkWidget (); |
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450 ToolTip oldTip = this.toolTip, newTip = toolTip; |
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451 if (oldTip !is null) oldTip.item = null; |
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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452 this.toolTip = newTip; |
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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453 if (newTip !is null) newTip.item = this; |
| 47 | 454 } |
| 455 | |
| 456 /** | |
| 457 * Sets the receiver's tool tip text to the argument, which | |
| 458 * may be null indicating that no tool tip text should be shown. | |
| 459 * | |
| 460 * @param value the new tool tip text (or null) | |
| 461 * | |
| 71 | 462 * @exception DWTException <ul> |
| 47 | 463 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 464 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 465 * </ul> | |
| 466 */ | |
| 238 | 467 public void setToolTipText (String string) { |
|
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468 checkWidget (); |
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
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469 toolTipText = string; |
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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470 char* buffer = null; |
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471 if (string !is null && string.length > 0) { |
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472 buffer = toStringz( string ); |
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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473 } |
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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parents:
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474 if (tooltipsHandle is null) { |
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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475 tooltipsHandle = cast(GtkWidget*)OS.gtk_tooltips_new (); |
| 71 | 476 if (tooltipsHandle is null) error (DWT.ERROR_NO_HANDLES); |
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477 OS.g_object_ref (cast(GObject*)tooltipsHandle); |
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478 OS.gtk_object_sink (cast(GtkObject*)tooltipsHandle); |
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parents:
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479 } |
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parents:
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480 OS.gtk_tooltips_set_tip (cast(GtkTooltips*)tooltipsHandle, handle, buffer, null); |
| 47 | 481 } |
| 482 | |
| 483 /** | |
| 484 * Makes the receiver visible if the argument is <code>true</code>, | |
| 485 * and makes it invisible otherwise. | |
| 486 * | |
| 487 * @param visible the new visibility state | |
| 488 * | |
| 71 | 489 * @exception DWTException <ul> |
| 47 | 490 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 491 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 492 * </ul> | |
| 493 */ | |
| 494 public void setVisible (bool visible) { | |
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495 checkWidget (); |
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496 if (OS.GTK_WIDGET_VISIBLE (handle) is visible) return; |
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497 if (visible) { |
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498 /* |
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parents:
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499 * It is possible (but unlikely), that application |
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500 * code could have disposed the widget in the show |
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parents:
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501 * event. If this happens, just return. |
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502 */ |
| 71 | 503 sendEvent (DWT.Show); |
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504 if (isDisposed ()) return; |
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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parents:
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505 OS.gtk_widget_show (handle); |
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506 } else { |
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parents:
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507 OS.gtk_widget_hide (handle); |
| 71 | 508 sendEvent (DWT.Hide); |
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parents:
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509 } |
| 47 | 510 } |
| 511 } |