Mercurial > projects > dwt-linux
annotate dwt/widgets/ToolTip.d @ 240:ce446666f5a2
Update to SWT 3.4M7
| author | Frank Benoit <benoit@tionex.de> |
|---|---|
| date | Mon, 12 May 2008 19:13:01 +0200 |
| parents | 380bad9f6852 |
| 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.ToolTip; | |
| 14 | |
| 238 | 15 import dwt.dwthelper.utils; |
| 16 | |
| 47 | 17 import dwt.widgets.Widget; |
| 18 import dwt.widgets.TrayItem; | |
| 19 import dwt.widgets.Shell; | |
| 71 | 20 import dwt.DWT; |
| 47 | 21 //import dwt.internal.*; |
| 22 import dwt.internal.gtk.OS; | |
| 23 import dwt.graphics.Point; | |
| 24 import dwt.graphics.Color; | |
| 25 import dwt.events.SelectionListener; | |
| 26 import dwt.events.SelectionEvent; | |
| 27 import dwt.widgets.TypedListener; | |
| 28 import dwt.widgets.Event; | |
| 29 import dwt.widgets.Display; | |
| 30 | |
| 31 import tango.stdc.stringz; | |
| 32 | |
| 33 /** | |
| 34 * Instances of this class represent popup windows that are used | |
| 35 * to inform or warn the user. | |
| 36 * <p> | |
| 37 * <dl> | |
| 38 * <dt><b>Styles:</b></dt> | |
| 39 * <dd>BALLOON, ICON_ERROR, ICON_INFORMATION, ICON_WARNING</dd> | |
| 40 * <dt><b>Events:</b></dt> | |
| 41 * <dd>Selection</dd> | |
| 42 * </dl> | |
| 43 * </p><p> | |
| 44 * Note: Only one of the styles ICON_ERROR, ICON_INFORMATION, | |
| 45 * and ICON_WARNING may be specified. | |
| 46 * </p><p> | |
| 47 * IMPORTANT: This class is intended to be subclassed <em>only</em> | |
| 71 | 48 * within the DWT implementation. |
| 47 | 49 * </p> |
| 50 * | |
| 51 * @since 3.2 | |
| 52 */ | |
| 53 public class ToolTip : Widget { | |
|
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54 Shell parent; |
| 238 | 55 String text, message; |
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56 TrayItem item; |
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57 int x, y, timerId; |
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58 void* layoutText, layoutMessage; |
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59 int [] borderPolygon; |
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60 bool spikeAbove, autohide; |
| 47 | 61 CallbackData timerProcCallbackData; |
| 62 | |
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63 static final int BORDER = 5; |
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64 static final int PADDING = 5; |
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65 static final int INSET = 4; |
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66 static final int TIP_HEIGHT = 20; |
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67 static final int IMAGE_SIZE = 16; |
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68 static final int DELAY = 8000; |
| 47 | 69 |
| 70 /** | |
| 71 * Constructs a new instance of this class given its parent | |
| 72 * and a style value describing its behavior and appearance. | |
| 73 * <p> | |
| 74 * The style value is either one of the style constants defined in | |
| 71 | 75 * class <code>DWT</code> which is applicable to instances of this |
| 47 | 76 * class, or must be built by <em>bitwise OR</em>'ing together |
| 77 * (that is, using the <code>int</code> "|" operator) two or more | |
| 71 | 78 * of those <code>DWT</code> style constants. The class description |
| 47 | 79 * lists the style constants that are applicable to the class. |
| 80 * Style bits are also inherited from superclasses. | |
| 81 * </p> | |
| 82 * | |
| 83 * @param parent a composite control which will be the parent of the new instance (cannot be null) | |
| 84 * @param style the style of control to construct | |
| 85 * | |
| 86 * @exception IllegalArgumentException <ul> | |
| 87 * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> | |
| 88 * </ul> | |
| 71 | 89 * @exception DWTException <ul> |
| 47 | 90 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li> |
| 91 * <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li> | |
| 92 * </ul> | |
| 93 * | |
| 71 | 94 * @see DWT#ICON_ERROR |
| 95 * @see DWT#ICON_INFORMATION | |
| 96 * @see DWT#ICON_WARNING | |
| 47 | 97 * @see Widget#checkSubclass |
| 98 * @see Widget#getStyle | |
| 99 */ | |
| 100 public this (Shell parent, int style) { | |
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101 super (parent, checkStyle (style)); |
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102 this.parent = parent; |
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103 createWidget (0); |
| 47 | 104 } |
| 105 | |
| 106 static int checkStyle (int style) { | |
| 71 | 107 int mask = DWT.ICON_ERROR | DWT.ICON_INFORMATION | DWT.ICON_WARNING; |
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108 if ((style & mask) is 0) return style; |
| 71 | 109 return checkBits (style, DWT.ICON_INFORMATION, DWT.ICON_WARNING, DWT.ICON_ERROR, 0, 0, 0); |
| 47 | 110 } |
| 111 | |
| 112 /** | |
| 113 * Adds the listener to the collection of listeners who will | |
| 114 * be notified when the receiver is selected by the user, by sending | |
| 115 * it one of the messages defined in the <code>SelectionListener</code> | |
| 116 * interface. | |
| 117 * <p> | |
| 118 * <code>widgetSelected</code> is called when the receiver is selected. | |
| 119 * <code>widgetDefaultSelected</code> is not called. | |
| 120 * </p> | |
| 121 * | |
| 122 * @param listener the listener which should be notified when the receiver is selected by the user | |
| 123 * | |
| 124 * @exception IllegalArgumentException <ul> | |
| 125 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> | |
| 126 * </ul> | |
| 71 | 127 * @exception DWTException <ul> |
| 47 | 128 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 129 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 130 * </ul> | |
| 131 * | |
| 132 * @see SelectionListener | |
| 133 * @see #removeSelectionListener | |
| 134 * @see SelectionEvent | |
| 135 */ | |
| 136 public void addSelectionListener (SelectionListener listener) { | |
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137 checkWidget (); |
| 71 | 138 if (listener is null) error (DWT.ERROR_NULL_ARGUMENT); |
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139 TypedListener typedListener = new TypedListener (listener); |
| 71 | 140 addListener (DWT.Selection,typedListener); |
| 141 addListener (DWT.DefaultSelection,typedListener); | |
| 47 | 142 } |
| 143 | |
| 144 void configure () { | |
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145 auto screen = OS.gdk_screen_get_default (); |
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146 OS.gtk_widget_realize (handle); |
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147 int monitorNumber = OS.gdk_screen_get_monitor_at_window (screen, OS.GTK_WIDGET_WINDOW (handle)); |
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148 GdkRectangle* dest = new GdkRectangle (); |
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149 OS.gdk_screen_get_monitor_geometry (screen, monitorNumber, dest); |
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150 Point point = getSize (dest.width / 4); |
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151 int w = point.x; |
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152 int h = point.y; |
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153 point = getLocation (); |
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154 int x = point.x; |
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155 int y = point.y; |
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156 OS.gtk_window_resize (cast(GtkWindow*)handle, w, h + TIP_HEIGHT); |
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157 int[] polyline; |
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158 spikeAbove = dest.height >= y + h + TIP_HEIGHT; |
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159 if (dest.width >= x + w) { |
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160 if (dest.height >= y + h + TIP_HEIGHT) { |
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161 int t = TIP_HEIGHT; |
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162 polyline = [ |
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163 0, 5+t, 1, 5+t, 1, 3+t, 3, 1+t, 5, 1+t, 5, t, |
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164 16, t, 16, 0, 35, t, |
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165 w-5, t, w-5, 1+t, w-3, 1+t, w-1, 3+t, w-1, 5+t, w, 5+t, |
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166 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, |
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167 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, |
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168 0, 5+t]; |
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169 borderPolygon = [ |
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170 0, 5+t, 1, 4+t, 1, 3+t, 3, 1+t, 4, 1+t, 5, t, |
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171 16, t, 16, 1, 35, t, |
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172 w-6, 0+t, w-5, 1+t, w-4, 1+t, w-2, 3+t, w-2, 4+t, w-1, 5+t, |
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173 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, |
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174 5, h-1+t, 4, h-2+t, 3, h-2+t, 1, h-4+t, 1, h-5+t, 0, h-6+t, |
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175 0, 5+t]; |
| 240 | 176 if ((parent.style & DWT.MIRRORED) !is 0) { |
| 177 x -= w - 36; | |
| 178 polyline[12] = w-36; | |
| 179 polyline[14] = w-16; | |
| 180 polyline[16] = w-15; | |
| 181 borderPolygon[12] = w-35; | |
| 182 borderPolygon[14] = borderPolygon[16] = w-16; | |
| 183 } | |
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184 OS.gtk_window_move (cast(GtkWindow*)handle, Math.max(0, x - 17), y); |
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185 } else { |
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186 polyline = [ |
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187 0, 5, 1, 5, 1, 3, 3, 1, 5, 1, 5, 0, |
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188 w-5, 0, w-5, 1, w-3, 1, w-1, 3, w-1, 5, w, 5, |
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189 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, |
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190 35, h, 16, h+TIP_HEIGHT, 16, h, |
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191 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, |
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192 0, 5]; |
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193 borderPolygon = [ |
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194 0, 5, 1, 4, 1, 3, 3, 1, 4, 1, 5, 0, |
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195 w-6, 0, w-5, 1, w-4, 1, w-2, 3, w-2, 4, w-1, 5, |
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196 w-1, h-6, w-2, h-5, w-2, h-4, w-4, h-2, w-5, h-2, w-6, h-1, |
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197 35, h-1, 17, h+TIP_HEIGHT-2, 17, h-1, |
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198 5, h-1, 4, h-2, 3, h-2, 1, h-4, 1, h-5, 0, h-6, |
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199 0, 5]; |
| 240 | 200 if ((parent.style & DWT.MIRRORED) !is 0) { |
| 201 x -= w - 36; | |
| 202 polyline [42] = polyline [44] = w-16; | |
| 203 polyline [46] = w-35; | |
| 204 borderPolygon[36] = borderPolygon[38] = w-17; | |
| 205 borderPolygon [40] = w-35; | |
| 206 } | |
|
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207 OS.gtk_window_move (cast(GtkWindow*)handle, Math.max(0, x - 17), y - h - TIP_HEIGHT); |
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208 } |
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209 } else { |
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210 if (dest.height >= y + h + TIP_HEIGHT) { |
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211 int t = TIP_HEIGHT; |
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212 polyline = [ |
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213 0, 5+t, 1, 5+t, 1, 3+t, 3, 1+t, 5, 1+t, 5, t, |
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214 w-35, t, w-16, 0, w-16, t, |
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215 w-5, t, w-5, 1+t, w-3, 1+t, w-1, 3+t, w-1, 5+t, w, 5+t, |
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216 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, |
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217 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, |
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218 0, 5+t]; |
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219 borderPolygon = [ |
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220 0, 5+t, 1, 4+t, 1, 3+t, 3, 1+t, 4, 1+t, 5, t, |
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221 w-35, t, w-17, 2, w-17, t, |
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222 w-6, t, w-5, 1+t, w-4, 1+t, w-2, 3+t, w-2, 4+t, w-1, 5+t, |
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223 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, |
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224 5, h-1+t, 4, h-2+t, 3, h-2+t, 1, h-4+t, 1, h-5+t, 0, h-6+t, |
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225 0, 5+t]; |
| 240 | 226 if ((parent.style & DWT.MIRRORED) !is 0) { |
| 227 x += w - 35; | |
| 228 polyline [12] = polyline [14] = 16; | |
| 229 polyline [16] = 35; | |
| 230 borderPolygon[12] = borderPolygon[14] = 16; | |
| 231 borderPolygon [16] = 35; | |
| 232 } | |
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233 OS.gtk_window_move (cast(GtkWindow*)handle, Math.min(dest.width - w, x - w + 17), y); |
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234 } else { |
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235 polyline = [ |
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236 0, 5, 1, 5, 1, 3, 3, 1, 5, 1, 5, 0, |
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237 w-5, 0, w-5, 1, w-3, 1, w-1, 3, w-1, 5, w, 5, |
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238 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, |
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239 w-16, h, w-16, h+TIP_HEIGHT, w-35, h, |
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240 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, |
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241 0, 5]; |
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242 borderPolygon = [ |
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243 0, 5, 1, 4, 1, 3, 3, 1, 4, 1, 5, 0, |
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244 w-6, 0, w-5, 1, w-4, 1, w-2, 3, w-2, 4, w-1, 5, |
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245 w-1, h-6, w-2, h-5, w-2, h-4, w-4, h-2, w-5, h-2, w-6, h-1, |
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246 w-17, h-1, w-17, h+TIP_HEIGHT-2, w-36, h-1, |
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247 5, h-1, 4, h-2, 3, h-2, 1, h-4, 1, h-5, 0, h-6, |
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248 0, 5]; |
| 240 | 249 if ((parent.style & DWT.MIRRORED) !is 0) { |
| 250 x += w - 35; | |
| 251 polyline [42] = 35; | |
| 252 polyline [44] = polyline [46] = 16; | |
| 253 borderPolygon[36] = 35; | |
| 254 borderPolygon[38] = borderPolygon [40] = 17; | |
| 255 } | |
|
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256 OS.gtk_window_move (cast(GtkWindow*)handle, Math.min(dest.width - w, x - w + 17), y - h - TIP_HEIGHT); |
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257 } |
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258 } |
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259 auto rgn = OS.gdk_region_polygon ( cast(GdkPoint*)polyline.ptr, polyline.length / 2, OS.GDK_EVEN_ODD_RULE); |
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260 OS.gtk_widget_realize (handle); |
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261 auto window = OS.GTK_WIDGET_WINDOW (handle); |
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262 OS.gdk_window_shape_combine_region (window, rgn, 0, 0); |
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263 OS.gdk_region_destroy (rgn); |
| 47 | 264 } |
| 265 | |
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266 override void createHandle (int index) { |
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267 state |= HANDLE; |
| 71 | 268 if ((style & DWT.BALLOON) !is 0) { |
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269 handle = OS.gtk_window_new (OS.GTK_WINDOW_POPUP); |
| 71 | 270 Color background = display.getSystemColor (DWT.COLOR_INFO_BACKGROUND); |
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271 OS.gtk_widget_modify_bg (handle, OS.GTK_STATE_NORMAL, background.handle); |
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272 OS.gtk_widget_set_app_paintable (handle, true); |
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273 } else { |
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274 handle = cast(GtkWidget*)OS.gtk_tooltips_new (); |
| 71 | 275 if (handle is null) DWT.error (DWT.ERROR_NO_HANDLES); |
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276 /* |
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277 * Bug in Solaris-GTK. Invoking gtk_tooltips_force_window() |
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278 * can cause a crash in older versions of GTK. The fix is |
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279 * to avoid this call if the GTK version is older than 2.2.x. |
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280 */ |
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281 if (OS.GTK_VERSION >= OS.buildVERSION (2, 2, 1)) { |
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282 OS.gtk_tooltips_force_window (cast(GtkTooltips*)handle); |
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283 } |
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284 OS.g_object_ref (handle); |
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285 OS.gtk_object_sink (cast(GtkObject*)handle); |
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286 } |
| 47 | 287 } |
| 288 | |
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289 override void createWidget (int index) { |
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290 super.createWidget (index); |
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291 text = ""; |
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292 message = ""; |
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293 x = y = -1; |
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294 autohide = true; |
| 47 | 295 } |
| 296 | |
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297 override void deregister () { |
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298 super.deregister (); |
| 71 | 299 if ((style & DWT.BALLOON) is 0) { |
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300 auto tipWindow = OS.GTK_TOOLTIPS_TIP_WINDOW (cast(GtkTooltips*)handle); |
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301 if (tipWindow !is null) display.removeWidget (tipWindow); |
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302 } |
| 47 | 303 } |
| 304 | |
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305 override void destroyWidget () { |
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306 auto topHandle = topHandle (); |
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307 releaseHandle (); |
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308 if (topHandle !is null && (state & HANDLE) !is 0) { |
| 71 | 309 if ((style & DWT.BALLOON) !is 0) { |
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310 OS.gtk_widget_destroy (topHandle); |
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311 } else { |
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312 OS.g_object_unref (topHandle); |
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313 } |
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314 } |
| 47 | 315 } |
| 316 | |
| 317 /** | |
| 318 * Returns <code>true</code> if the receiver is automatically | |
| 319 * hidden by the platform, and <code>false</code> otherwise. | |
| 320 * | |
| 321 * @return the receiver's auto hide state | |
| 322 * | |
| 71 | 323 * @exception DWTException <ul> |
| 47 | 324 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 325 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 326 * </ul> | |
| 327 * | |
| 328 */ | |
| 329 public bool getAutoHide () { | |
|
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330 checkWidget (); |
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331 return autohide; |
| 47 | 332 } |
| 333 | |
| 334 Point getLocation () { | |
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335 int x = this.x; |
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336 int y = this.y; |
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337 if (item !is null) { |
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338 auto itemHandle = item.handle; |
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339 OS.gtk_widget_realize (itemHandle); |
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340 auto window = OS.GTK_WIDGET_WINDOW (itemHandle); |
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341 int px, py; |
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342 OS.gdk_window_get_origin (cast(GdkWindow*)window, &px, &py); |
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343 x = px + OS.GTK_WIDGET_WIDTH (itemHandle) / 2; |
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344 y = py + OS.GTK_WIDGET_HEIGHT (itemHandle) / 2; |
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345 } |
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346 if (x is -1 || y is -1) { |
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347 int px, py; |
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348 OS.gdk_window_get_pointer (null, &px, &py, null); |
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349 x = px; |
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350 y = py; |
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351 } |
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352 return new Point(x, y); |
| 47 | 353 } |
| 354 | |
| 355 /** | |
| 356 * Returns the receiver's message, which will be an empty | |
| 357 * string if it has never been set. | |
| 358 * | |
| 359 * @return the receiver's message | |
| 360 * | |
| 71 | 361 * @exception DWTException <ul> |
| 47 | 362 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 363 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 364 * </ul> | |
| 365 */ | |
| 238 | 366 public String getMessage () { |
|
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367 checkWidget (); |
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368 return message; |
| 47 | 369 } |
| 370 | |
| 238 | 371 override String getNameText () { |
|
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372 return getText (); |
| 47 | 373 } |
| 374 | |
| 375 /** | |
| 376 * Returns the receiver's parent, which must be a <code>Shell</code>. | |
| 377 * | |
| 378 * @return the receiver's parent | |
| 379 * | |
| 71 | 380 * @exception DWTException <ul> |
| 47 | 381 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 382 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 383 * </ul> | |
| 384 */ | |
| 385 public Shell getParent () { | |
|
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386 checkWidget (); |
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387 return parent; |
| 47 | 388 } |
| 389 | |
| 390 Point getSize (int maxWidth) { | |
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391 int textWidth = 0, messageWidth = 0; |
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392 int w, h; |
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393 if (layoutText !is null) { |
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394 OS.pango_layout_set_width (layoutText, -1); |
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395 OS.pango_layout_get_size (layoutText, &w, &h); |
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396 textWidth = OS.PANGO_PIXELS (w ); |
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397 } |
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398 if (layoutMessage !is null) { |
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399 OS.pango_layout_set_width (layoutMessage, -1); |
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400 OS.pango_layout_get_size (layoutMessage, &w, &h); |
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401 messageWidth = OS.PANGO_PIXELS (w ); |
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402 } |
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403 int messageTrim = 2 * INSET + 2 * BORDER + 2 * PADDING; |
| 71 | 404 bool hasImage = layoutText !is null && (style & (DWT.ICON_ERROR | DWT.ICON_INFORMATION | DWT.ICON_WARNING)) !is 0; |
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405 int textTrim = messageTrim + (hasImage ? IMAGE_SIZE : 0); |
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406 int width = Math.min (maxWidth, Math.max (textWidth + textTrim, messageWidth + messageTrim)); |
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407 int textHeight = 0, messageHeight = 0; |
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408 if (layoutText !is null) { |
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409 OS.pango_layout_set_width (layoutText, (maxWidth - textTrim) * OS.PANGO_SCALE); |
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410 OS.pango_layout_get_size (layoutText, &w, &h); |
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411 textHeight = OS.PANGO_PIXELS (h ); |
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412 } |
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413 if (layoutMessage !is null) { |
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414 OS.pango_layout_set_width (layoutMessage, (maxWidth - messageTrim) * OS.PANGO_SCALE); |
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415 OS.pango_layout_get_size (layoutMessage, &w, &h); |
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416 messageHeight = OS.PANGO_PIXELS (h); |
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417 } |
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418 int height = 2 * BORDER + 2 * PADDING + messageHeight; |
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419 if (layoutText !is null) height += Math.max (IMAGE_SIZE, textHeight) + 2 * PADDING; |
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420 return new Point(width, height); |
| 47 | 421 } |
| 422 | |
| 423 /** | |
| 424 * Returns the receiver's text, which will be an empty | |
| 425 * string if it has never been set. | |
| 426 * | |
| 427 * @return the receiver's text | |
| 428 * | |
| 71 | 429 * @exception DWTException <ul> |
| 47 | 430 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 431 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 432 * </ul> | |
| 433 */ | |
| 238 | 434 public String getText () { |
|
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435 checkWidget (); |
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436 return text; |
| 47 | 437 } |
| 438 | |
| 439 /** | |
| 440 * Returns <code>true</code> if the receiver is visible, and | |
| 441 * <code>false</code> otherwise. | |
| 442 * <p> | |
| 443 * If one of the receiver's ancestors is not visible or some | |
| 444 * other condition makes the receiver not visible, this method | |
| 445 * may still indicate that it is considered visible even though | |
| 446 * it may not actually be showing. | |
| 447 * </p> | |
| 448 * | |
| 449 * @return the receiver's visibility state | |
| 450 * | |
| 71 | 451 * @exception DWTException <ul> |
| 47 | 452 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 453 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 454 * </ul> | |
| 455 */ | |
| 456 public bool getVisible () { | |
|
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457 checkWidget (); |
| 71 | 458 if ((style & DWT.BALLOON) !is 0) return OS.GTK_WIDGET_VISIBLE (handle); |
|
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459 auto tipWindow = OS.GTK_TOOLTIPS_TIP_WINDOW (cast(GtkTooltips*)handle); |
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460 return OS.GTK_WIDGET_VISIBLE (tipWindow); |
| 47 | 461 } |
| 462 | |
| 463 override int /*long*/ gtk_button_press_event (GtkWidget* widget, GdkEventButton* event) { | |
| 71 | 464 notifyListeners (DWT.Selection, new Event ()); |
|
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465 setVisible (false); |
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466 return 0; |
| 47 | 467 } |
| 468 | |
| 469 override int /*long*/ gtk_expose_event (GtkWidget* widget, GdkEventExpose* event) { | |
|
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470 auto window = OS.GTK_WIDGET_WINDOW (handle); |
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471 auto gdkGC = cast(GdkGC*)OS.gdk_gc_new (window); |
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472 OS.gdk_draw_polygon (window, gdkGC, 0, cast(GdkPoint*)borderPolygon.ptr, borderPolygon.length / 2); |
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473 int x = BORDER + PADDING; |
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474 int y = BORDER + PADDING; |
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475 if (spikeAbove) y += TIP_HEIGHT; |
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476 if (layoutText !is null) { |
| 238 | 477 String buffer = null; |
| 71 | 478 int id = style & (DWT.ICON_ERROR | DWT.ICON_INFORMATION | DWT.ICON_WARNING); |
|
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479 switch (id) { |
| 71 | 480 case DWT.ICON_ERROR: buffer = "gtk-dialog-error"; break; |
| 481 case DWT.ICON_INFORMATION: buffer = "gtk-dialog-info"; break; | |
| 482 case DWT.ICON_WARNING: buffer = "gtk-dialog-warning"; break; | |
|
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483 default: |
|
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484 } |
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485 if (buffer !is null) { |
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486 auto style = OS.gtk_widget_get_default_style (); |
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487 auto pixbuf = OS.gtk_icon_set_render_icon ( |
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488 OS.gtk_icon_factory_lookup_default (buffer.ptr), |
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489 style, |
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490 OS.GTK_TEXT_DIR_NONE, |
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491 OS.GTK_STATE_NORMAL, |
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492 OS.GTK_ICON_SIZE_MENU, |
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493 null, |
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494 null); |
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|
495 OS.gdk_draw_pixbuf (window, gdkGC, pixbuf, 0, 0, x, y, IMAGE_SIZE, IMAGE_SIZE, OS.GDK_RGB_DITHER_NORMAL, 0, 0); |
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496 OS.g_object_unref (pixbuf); |
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497 x += IMAGE_SIZE; |
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498 } |
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499 x += INSET; |
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500 OS.gdk_draw_layout (window, gdkGC, x, y, layoutText); |
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501 int w, h; |
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502 OS.pango_layout_get_size (layoutText, &w, &h); |
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503 y += 2 * PADDING + Math.max (IMAGE_SIZE, OS.PANGO_PIXELS (h )); |
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504 } |
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505 if (layoutMessage !is null) { |
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506 x = BORDER + PADDING + INSET; |
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507 OS.gdk_draw_layout (window, gdkGC, x, y, layoutMessage); |
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508 } |
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509 OS.g_object_unref (gdkGC); |
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510 return 0; |
| 47 | 511 } |
| 512 | |
| 513 override int /*long*/ gtk_size_allocate (GtkWidget* widget, int /*long*/ allocation) { | |
|
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514 Point point = getLocation (); |
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515 int x = point.x; |
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516 int y = point.y; |
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517 auto screen = OS.gdk_screen_get_default (); |
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518 OS.gtk_widget_realize (widget); |
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519 int monitorNumber = OS.gdk_screen_get_monitor_at_window (screen, OS.GTK_WIDGET_WINDOW (widget)); |
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520 GdkRectangle* dest = new GdkRectangle (); |
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521 OS.gdk_screen_get_monitor_geometry (screen, monitorNumber, dest); |
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522 int w = OS.GTK_WIDGET_WIDTH (widget); |
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523 int h = OS.GTK_WIDGET_HEIGHT (widget); |
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524 if (dest.height < y + h) y -= h; |
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525 if (dest.width < x + w) x -= w; |
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526 OS.gtk_window_move (cast(GtkWindow*)widget, x, y); |
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527 return 0; |
| 47 | 528 } |
| 529 | |
|
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530 override void hookEvents () { |
| 71 | 531 if ((style & DWT.BALLOON) !is 0) { |
|
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532 OS.g_signal_connect_closure (handle, OS.expose_event.ptr, display.closures [EXPOSE_EVENT], false); |
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533 OS.gtk_widget_add_events (handle, OS.GDK_BUTTON_PRESS_MASK); |
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534 OS.g_signal_connect_closure (handle, OS.button_press_event.ptr, display.closures [BUTTON_PRESS_EVENT], false); |
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535 } else { |
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536 auto tipWindow = OS.GTK_TOOLTIPS_TIP_WINDOW (cast(GtkTooltips*)handle); |
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537 if (tipWindow !is null) { |
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538 OS.g_signal_connect_closure (tipWindow, OS.size_allocate.ptr, display.closures [SIZE_ALLOCATE], false); |
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539 OS.gtk_widget_add_events (tipWindow, OS.GDK_BUTTON_PRESS_MASK); |
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540 OS.g_signal_connect_closure (tipWindow, OS.button_press_event.ptr, display.closures [BUTTON_PRESS_EVENT], false); |
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541 } |
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542 } |
| 47 | 543 } |
| 544 | |
| 545 /** | |
| 546 * Returns <code>true</code> if the receiver is visible and all | |
| 547 * of the receiver's ancestors are visible and <code>false</code> | |
| 548 * otherwise. | |
| 549 * | |
| 550 * @return the receiver's visibility state | |
| 551 * | |
| 71 | 552 * @exception DWTException <ul> |
| 47 | 553 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 554 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 555 * </ul> | |
| 556 * | |
| 557 * @see #getVisible | |
| 558 */ | |
| 559 public bool isVisible () { | |
|
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560 checkWidget (); |
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561 return getVisible (); |
| 47 | 562 } |
| 563 | |
|
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564 override void register () { |
|
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565 super.register (); |
| 71 | 566 if ((style & DWT.BALLOON) is 0) { |
|
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567 auto tipWindow = OS.GTK_TOOLTIPS_TIP_WINDOW (cast(GtkTooltips*)handle); |
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568 if (tipWindow !is null) display.addWidget (tipWindow, this); |
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569 } |
| 47 | 570 } |
| 571 | |
|
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572 override void releaseWidget () { |
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573 super.releaseWidget (); |
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574 if (layoutText !is null) OS.g_object_unref (layoutText); |
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575 layoutText = null; |
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576 if (layoutMessage !is null) OS.g_object_unref (layoutMessage); |
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577 layoutMessage = null; |
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578 if (timerId !is 0) OS.gtk_timeout_remove(timerId); |
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579 timerId = 0; |
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580 text = null; |
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581 message = null; |
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582 borderPolygon = null; |
| 47 | 583 } |
| 584 | |
| 585 /** | |
| 586 * Removes the listener from the collection of listeners who will | |
| 587 * be notified when the receiver is selected by the user. | |
| 588 * | |
| 589 * @param listener the listener which should no longer be notified | |
| 590 * | |
| 591 * @exception IllegalArgumentException <ul> | |
| 592 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> | |
| 593 * </ul> | |
| 71 | 594 * @exception DWTException <ul> |
| 47 | 595 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 596 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 597 * </ul> | |
| 598 * | |
| 599 * @see SelectionListener | |
| 600 * @see #addSelectionListener | |
| 601 */ | |
| 602 public void removeSelectionListener (SelectionListener listener) { | |
|
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603 checkWidget(); |
| 71 | 604 if (listener is null) error (DWT.ERROR_NULL_ARGUMENT); |
|
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605 if (eventTable is null) return; |
| 71 | 606 eventTable.unhook (DWT.Selection, listener); |
| 607 eventTable.unhook (DWT.DefaultSelection, listener); | |
| 47 | 608 } |
| 609 | |
| 610 /** | |
| 611 * Makes the receiver hide automatically when <code>true</code>, | |
| 612 * and remain visible when <code>false</code>. | |
| 613 * | |
| 614 * @param autoHide the auto hide state | |
| 615 * | |
| 71 | 616 * @exception DWTException <ul> |
| 47 | 617 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 618 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 619 * </ul> | |
| 620 * | |
| 621 * @see #getVisible | |
| 622 * @see #setVisible | |
| 623 */ | |
| 624 public void setAutoHide (bool autohide) { | |
|
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625 checkWidget (); |
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626 this.autohide = autohide; |
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|
627 //TODO - update when visible |
| 47 | 628 } |
| 629 | |
| 630 /** | |
| 631 * Sets the location of the receiver, which must be a tooltip, | |
| 632 * to the point specified by the arguments which are relative | |
| 633 * to the display. | |
| 634 * <p> | |
| 635 * Note that this is different from most widgets where the | |
| 636 * location of the widget is relative to the parent. | |
| 637 * </p> | |
| 638 * | |
| 639 * @param x the new x coordinate for the receiver | |
| 640 * @param y the new y coordinate for the receiver | |
| 641 * | |
| 71 | 642 * @exception DWTException <ul> |
| 47 | 643 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 644 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 645 * </ul> | |
| 646 */ | |
| 647 public void setLocation (int x, int y) { | |
|
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648 checkWidget (); |
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649 this.x = x; |
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650 this.y = y; |
| 71 | 651 if ((style & DWT.BALLOON) !is 0) { |
|
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652 if (OS.GTK_WIDGET_VISIBLE (handle)) configure (); |
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653 } else { |
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654 auto tipWindow = OS.GTK_TOOLTIPS_TIP_WINDOW (cast(GtkTooltips*)handle); |
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655 if (OS.GTK_WIDGET_VISIBLE (tipWindow)) { |
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656 OS.gtk_window_move (cast(GtkWindow*)tipWindow, x, y); |
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657 } |
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658 } |
| 47 | 659 } |
| 660 | |
| 661 /** | |
| 662 * Sets the location of the receiver, which must be a tooltip, | |
| 663 * to the point specified by the argument which is relative | |
| 664 * to the display. | |
| 665 * <p> | |
| 666 * Note that this is different from most widgets where the | |
| 667 * location of the widget is relative to the parent. | |
| 668 * </p><p> | |
| 669 * Note that the platform window manager ultimately has control | |
| 670 * over the location of tooltips. | |
| 671 * </p> | |
| 672 * | |
| 673 * @param location the new location for the receiver | |
| 674 * | |
| 675 * @exception IllegalArgumentException <ul> | |
| 676 * <li>ERROR_NULL_ARGUMENT - if the point is null</li> | |
| 677 * </ul> | |
| 71 | 678 * @exception DWTException <ul> |
| 47 | 679 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 680 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 681 * </ul> | |
| 682 */ | |
| 683 public void setLocation (Point location) { | |
|
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684 checkWidget (); |
| 71 | 685 if (location is null) DWT.error (DWT.ERROR_NULL_ARGUMENT); |
|
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686 setLocation (location.x, location.y); |
| 47 | 687 } |
| 688 | |
| 689 /** | |
| 690 * Sets the receiver's message. | |
| 691 * | |
| 692 * @param string the new message | |
| 693 * | |
| 694 * @exception IllegalArgumentException <ul> | |
| 695 * <li>ERROR_NULL_ARGUMENT - if the text is null</li> | |
| 696 * </ul> | |
| 71 | 697 * @exception DWTException <ul> |
| 47 | 698 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 699 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 700 * </ul> | |
| 701 */ | |
| 238 | 702 public void setMessage (String string) { |
|
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703 checkWidget (); |
| 71 | 704 if (string is null) error (DWT.ERROR_NULL_ARGUMENT); |
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705 message = string; |
| 71 | 706 if ((style & DWT.BALLOON) is 0) return; |
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707 if (layoutMessage !is null) OS.g_object_unref (layoutMessage); |
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708 layoutMessage = null; |
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709 if (message.length !is 0) { |
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710 layoutMessage = OS.gtk_widget_create_pango_layout (handle, toStringz( message )); |
| 211 | 711 if (OS.GTK_VERSION >= OS.buildVERSION (2, 4, 0)) { |
| 712 OS.pango_layout_set_auto_dir (layoutMessage, false); | |
| 713 } | |
|
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714 OS.pango_layout_set_wrap (layoutMessage, OS.PANGO_WRAP_WORD_CHAR); |
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715 } |
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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716 if (OS.GTK_WIDGET_VISIBLE (handle)) configure (); |
| 47 | 717 } |
| 718 | |
| 719 /** | |
| 720 * Sets the receiver's text. | |
| 721 * | |
| 722 * @param string the new text | |
| 723 * | |
| 724 * @exception IllegalArgumentException <ul> | |
| 725 * <li>ERROR_NULL_ARGUMENT - if the text is null</li> | |
| 726 * </ul> | |
| 71 | 727 * @exception DWTException <ul> |
| 47 | 728 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 729 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 730 * </ul> | |
| 731 */ | |
| 238 | 732 public void setText (String string) { |
|
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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733 checkWidget (); |
| 71 | 734 if (string is null) error (DWT.ERROR_NULL_ARGUMENT); |
|
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735 text = string; |
| 71 | 736 if ((style & DWT.BALLOON) is 0) return; |
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737 if (layoutText !is null) OS.g_object_unref (layoutText); |
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738 layoutText = null; |
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739 if (text.length !is 0) { |
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740 layoutText = OS.gtk_widget_create_pango_layout (handle, toStringz(text)); |
| 211 | 741 if (OS.GTK_VERSION >= OS.buildVERSION (2, 4, 0)) { |
| 742 OS.pango_layout_set_auto_dir (layoutText, false); | |
| 743 } | |
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744 auto boldAttr = OS.pango_attr_weight_new (OS.PANGO_WEIGHT_BOLD); |
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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745 boldAttr.start_index = 0; |
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746 boldAttr.end_index = text.length+1; |
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747 auto attrList = OS.pango_attr_list_new (); |
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748 OS.pango_attr_list_insert (attrList, boldAttr); |
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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749 OS.pango_layout_set_attributes (layoutText, attrList); |
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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750 OS.pango_attr_list_unref (attrList); |
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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751 OS.pango_layout_set_wrap (layoutText, OS.PANGO_WRAP_WORD_CHAR); |
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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752 } |
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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753 if (OS.GTK_WIDGET_VISIBLE (handle)) configure (); |
| 47 | 754 } |
| 755 | |
| 756 /** | |
| 757 * Marks the receiver as visible if the argument is <code>true</code>, | |
| 758 * and marks it invisible otherwise. | |
| 759 * <p> | |
| 760 * If one of the receiver's ancestors is not visible or some | |
| 761 * other condition makes the receiver not visible, marking | |
| 762 * it visible may not actually cause it to be displayed. | |
| 763 * </p> | |
| 764 * | |
| 765 * @param visible the new visibility state | |
| 766 * | |
| 71 | 767 * @exception DWTException <ul> |
| 47 | 768 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 769 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 770 * </ul> | |
| 771 */ | |
| 772 public void setVisible (bool visible) { | |
|
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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773 if (timerId !is 0) OS.gtk_timeout_remove(timerId); |
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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774 timerId = 0; |
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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775 if (visible) { |
| 71 | 776 if ((style & DWT.BALLOON) !is 0) { |
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777 configure (); |
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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778 OS.gtk_widget_show (handle); |
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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779 } else { |
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780 auto vboxHandle = parent.vboxHandle; |
| 238 | 781 String string = text; |
|
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782 if (text.length > 0) string ~= "\n\n"; |
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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783 string ~= message; |
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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784 char* buffer = toStringz( string ); |
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785 OS.gtk_tooltips_set_tip (cast(GtkTooltips*)handle, vboxHandle, buffer, null); |
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786 auto data = OS.gtk_tooltips_data_get (vboxHandle); |
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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787 OS.GTK_TOOLTIPS_SET_ACTIVE (cast(GtkTooltips*)handle, data); |
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788 OS.gtk_tooltips_set_tip (cast(GtkTooltips*)handle, vboxHandle, buffer, null); |
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789 } |
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790 if (autohide) timerId = display.doWindowTimerAdd( &timerProcCallbackData, DELAY, handle); |
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791 } else { |
| 71 | 792 if ((style & DWT.BALLOON) !is 0) { |
|
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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793 OS.gtk_widget_hide (handle); |
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794 } else { |
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795 auto tipWindow = OS.GTK_TOOLTIPS_TIP_WINDOW (cast(GtkTooltips*)handle); |
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796 OS.gtk_widget_hide (tipWindow); |
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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797 } |
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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798 } |
| 47 | 799 } |
| 800 | |
| 801 override int /*long*/ timerProc (GtkWidget* widget) { | |
| 71 | 802 if ((style & DWT.BALLOON) !is 0) { |
|
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803 OS.gtk_widget_hide (handle); |
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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804 } else { |
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8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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805 auto tipWindow = OS.GTK_TOOLTIPS_TIP_WINDOW (cast(GtkTooltips*)handle); |
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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806 OS.gtk_widget_hide (tipWindow); |
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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|
807 } |
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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|
808 return 0; |
| 47 | 809 } |
| 810 | |
| 811 } |