Mercurial > projects > dwt-linux
annotate dwt/widgets/ToolTip.d @ 211:00180515eb65
Update to SWT 3.3.2
| author | Frank Benoit <benoit@tionex.de> |
|---|---|
| date | Wed, 19 Mar 2008 21:36:28 +0100 |
| parents | 17f8449522fd |
| children | 380bad9f6852 |
| 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 | |
| 15 import dwt.widgets.Widget; | |
| 16 import dwt.widgets.TrayItem; | |
| 17 import dwt.widgets.Shell; | |
| 71 | 18 import dwt.DWT; |
| 47 | 19 //import dwt.internal.*; |
| 20 import dwt.internal.gtk.OS; | |
| 21 import dwt.graphics.Point; | |
| 22 import dwt.graphics.Color; | |
| 23 import dwt.events.SelectionListener; | |
| 24 import dwt.events.SelectionEvent; | |
| 25 import dwt.widgets.TypedListener; | |
| 26 import dwt.widgets.Event; | |
| 27 import dwt.widgets.Display; | |
| 28 | |
| 29 import tango.stdc.stringz; | |
| 30 | |
| 31 /** | |
| 32 * Instances of this class represent popup windows that are used | |
| 33 * to inform or warn the user. | |
| 34 * <p> | |
| 35 * <dl> | |
| 36 * <dt><b>Styles:</b></dt> | |
| 37 * <dd>BALLOON, ICON_ERROR, ICON_INFORMATION, ICON_WARNING</dd> | |
| 38 * <dt><b>Events:</b></dt> | |
| 39 * <dd>Selection</dd> | |
| 40 * </dl> | |
| 41 * </p><p> | |
| 42 * Note: Only one of the styles ICON_ERROR, ICON_INFORMATION, | |
| 43 * and ICON_WARNING may be specified. | |
| 44 * </p><p> | |
| 45 * IMPORTANT: This class is intended to be subclassed <em>only</em> | |
| 71 | 46 * within the DWT implementation. |
| 47 | 47 * </p> |
| 48 * | |
| 49 * @since 3.2 | |
| 50 */ | |
| 51 public class ToolTip : Widget { | |
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52 Shell parent; |
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53 char[] text, message; |
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54 TrayItem item; |
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55 int x, y, timerId; |
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56 void* layoutText, layoutMessage; |
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57 int [] borderPolygon; |
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58 bool spikeAbove, autohide; |
| 47 | 59 CallbackData timerProcCallbackData; |
| 60 | |
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61 static final int BORDER = 5; |
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62 static final int PADDING = 5; |
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63 static final int INSET = 4; |
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64 static final int TIP_HEIGHT = 20; |
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65 static final int IMAGE_SIZE = 16; |
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66 static final int DELAY = 8000; |
| 47 | 67 |
| 68 /** | |
| 69 * Constructs a new instance of this class given its parent | |
| 70 * and a style value describing its behavior and appearance. | |
| 71 * <p> | |
| 72 * The style value is either one of the style constants defined in | |
| 71 | 73 * class <code>DWT</code> which is applicable to instances of this |
| 47 | 74 * class, or must be built by <em>bitwise OR</em>'ing together |
| 75 * (that is, using the <code>int</code> "|" operator) two or more | |
| 71 | 76 * of those <code>DWT</code> style constants. The class description |
| 47 | 77 * lists the style constants that are applicable to the class. |
| 78 * Style bits are also inherited from superclasses. | |
| 79 * </p> | |
| 80 * | |
| 81 * @param parent a composite control which will be the parent of the new instance (cannot be null) | |
| 82 * @param style the style of control to construct | |
| 83 * | |
| 84 * @exception IllegalArgumentException <ul> | |
| 85 * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> | |
| 86 * </ul> | |
| 71 | 87 * @exception DWTException <ul> |
| 47 | 88 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li> |
| 89 * <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li> | |
| 90 * </ul> | |
| 91 * | |
| 71 | 92 * @see DWT#ICON_ERROR |
| 93 * @see DWT#ICON_INFORMATION | |
| 94 * @see DWT#ICON_WARNING | |
| 47 | 95 * @see Widget#checkSubclass |
| 96 * @see Widget#getStyle | |
| 97 */ | |
| 98 public this (Shell parent, int style) { | |
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99 super (parent, checkStyle (style)); |
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100 this.parent = parent; |
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101 createWidget (0); |
| 47 | 102 } |
| 103 | |
| 104 static int checkStyle (int style) { | |
| 71 | 105 int mask = DWT.ICON_ERROR | DWT.ICON_INFORMATION | DWT.ICON_WARNING; |
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106 if ((style & mask) is 0) return style; |
| 71 | 107 return checkBits (style, DWT.ICON_INFORMATION, DWT.ICON_WARNING, DWT.ICON_ERROR, 0, 0, 0); |
| 47 | 108 } |
| 109 | |
| 110 /** | |
| 111 * Adds the listener to the collection of listeners who will | |
| 112 * be notified when the receiver is selected by the user, by sending | |
| 113 * it one of the messages defined in the <code>SelectionListener</code> | |
| 114 * interface. | |
| 115 * <p> | |
| 116 * <code>widgetSelected</code> is called when the receiver is selected. | |
| 117 * <code>widgetDefaultSelected</code> is not called. | |
| 118 * </p> | |
| 119 * | |
| 120 * @param listener the listener which should be notified when the receiver is selected by the user | |
| 121 * | |
| 122 * @exception IllegalArgumentException <ul> | |
| 123 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> | |
| 124 * </ul> | |
| 71 | 125 * @exception DWTException <ul> |
| 47 | 126 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 127 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 128 * </ul> | |
| 129 * | |
| 130 * @see SelectionListener | |
| 131 * @see #removeSelectionListener | |
| 132 * @see SelectionEvent | |
| 133 */ | |
| 134 public void addSelectionListener (SelectionListener listener) { | |
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135 checkWidget (); |
| 71 | 136 if (listener is null) error (DWT.ERROR_NULL_ARGUMENT); |
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137 TypedListener typedListener = new TypedListener (listener); |
| 71 | 138 addListener (DWT.Selection,typedListener); |
| 139 addListener (DWT.DefaultSelection,typedListener); | |
| 47 | 140 } |
| 141 | |
| 142 void configure () { | |
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143 auto screen = OS.gdk_screen_get_default (); |
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144 OS.gtk_widget_realize (handle); |
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145 int monitorNumber = OS.gdk_screen_get_monitor_at_window (screen, OS.GTK_WIDGET_WINDOW (handle)); |
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146 GdkRectangle* dest = new GdkRectangle (); |
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147 OS.gdk_screen_get_monitor_geometry (screen, monitorNumber, dest); |
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148 Point point = getSize (dest.width / 4); |
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149 int w = point.x; |
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150 int h = point.y; |
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151 point = getLocation (); |
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152 int x = point.x; |
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153 int y = point.y; |
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154 OS.gtk_window_resize (cast(GtkWindow*)handle, w, h + TIP_HEIGHT); |
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155 int[] polyline; |
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156 spikeAbove = dest.height >= y + h + TIP_HEIGHT; |
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157 if (dest.width >= x + w) { |
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158 if (dest.height >= y + h + TIP_HEIGHT) { |
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159 int t = TIP_HEIGHT; |
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160 polyline = [ |
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161 0, 5+t, 1, 5+t, 1, 3+t, 3, 1+t, 5, 1+t, 5, t, |
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162 16, t, 16, 0, 35, t, |
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163 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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164 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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165 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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166 0, 5+t]; |
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167 borderPolygon = [ |
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168 0, 5+t, 1, 4+t, 1, 3+t, 3, 1+t, 4, 1+t, 5, t, |
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169 16, t, 16, 1, 35, t, |
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170 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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171 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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172 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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173 0, 5+t]; |
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174 OS.gtk_window_move (cast(GtkWindow*)handle, Math.max(0, x - 17), y); |
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175 } else { |
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176 polyline = [ |
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177 0, 5, 1, 5, 1, 3, 3, 1, 5, 1, 5, 0, |
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178 w-5, 0, w-5, 1, w-3, 1, w-1, 3, w-1, 5, w, 5, |
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179 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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180 35, h, 16, h+TIP_HEIGHT, 16, h, |
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181 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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182 0, 5]; |
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183 borderPolygon = [ |
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184 0, 5, 1, 4, 1, 3, 3, 1, 4, 1, 5, 0, |
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185 w-6, 0, w-5, 1, w-4, 1, w-2, 3, w-2, 4, w-1, 5, |
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186 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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187 35, h-1, 17, h+TIP_HEIGHT-2, 17, h-1, |
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188 5, h-1, 4, h-2, 3, h-2, 1, h-4, 1, h-5, 0, h-6, |
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189 0, 5]; |
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190 OS.gtk_window_move (cast(GtkWindow*)handle, Math.max(0, x - 17), y - h - TIP_HEIGHT); |
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191 } |
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192 } else { |
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193 if (dest.height >= y + h + TIP_HEIGHT) { |
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194 int t = TIP_HEIGHT; |
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195 polyline = [ |
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196 0, 5+t, 1, 5+t, 1, 3+t, 3, 1+t, 5, 1+t, 5, t, |
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197 w-35, t, w-16, 0, w-16, t, |
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198 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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199 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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200 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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201 0, 5+t]; |
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202 borderPolygon = [ |
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203 0, 5+t, 1, 4+t, 1, 3+t, 3, 1+t, 4, 1+t, 5, t, |
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204 w-35, t, w-17, 2, w-17, t, |
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205 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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206 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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207 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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208 0, 5+t]; |
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209 OS.gtk_window_move (cast(GtkWindow*)handle, Math.min(dest.width - w, x - w + 17), y); |
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210 } else { |
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211 polyline = [ |
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212 0, 5, 1, 5, 1, 3, 3, 1, 5, 1, 5, 0, |
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213 w-5, 0, w-5, 1, w-3, 1, w-1, 3, w-1, 5, w, 5, |
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214 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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215 w-16, h, w-16, h+TIP_HEIGHT, w-35, h, |
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216 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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217 0, 5]; |
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218 borderPolygon = [ |
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219 0, 5, 1, 4, 1, 3, 3, 1, 4, 1, 5, 0, |
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220 w-6, 0, w-5, 1, w-4, 1, w-2, 3, w-2, 4, w-1, 5, |
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221 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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222 w-17, h-1, w-17, h+TIP_HEIGHT-2, w-36, h-1, |
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223 5, h-1, 4, h-2, 3, h-2, 1, h-4, 1, h-5, 0, h-6, |
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224 0, 5]; |
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225 OS.gtk_window_move (cast(GtkWindow*)handle, Math.min(dest.width - w, x - w + 17), y - h - TIP_HEIGHT); |
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226 } |
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227 } |
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228 auto rgn = OS.gdk_region_polygon ( cast(GdkPoint*)polyline.ptr, polyline.length / 2, OS.GDK_EVEN_ODD_RULE); |
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229 OS.gtk_widget_realize (handle); |
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230 auto window = OS.GTK_WIDGET_WINDOW (handle); |
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231 OS.gdk_window_shape_combine_region (window, rgn, 0, 0); |
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232 OS.gdk_region_destroy (rgn); |
| 47 | 233 } |
| 234 | |
|
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235 override void createHandle (int index) { |
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236 state |= HANDLE; |
| 71 | 237 if ((style & DWT.BALLOON) !is 0) { |
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238 handle = OS.gtk_window_new (OS.GTK_WINDOW_POPUP); |
| 71 | 239 Color background = display.getSystemColor (DWT.COLOR_INFO_BACKGROUND); |
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240 OS.gtk_widget_modify_bg (handle, OS.GTK_STATE_NORMAL, background.handle); |
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241 OS.gtk_widget_set_app_paintable (handle, true); |
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242 } else { |
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243 handle = cast(GtkWidget*)OS.gtk_tooltips_new (); |
| 71 | 244 if (handle is null) DWT.error (DWT.ERROR_NO_HANDLES); |
|
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245 /* |
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246 * Bug in Solaris-GTK. Invoking gtk_tooltips_force_window() |
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247 * can cause a crash in older versions of GTK. The fix is |
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248 * to avoid this call if the GTK version is older than 2.2.x. |
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249 */ |
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250 if (OS.GTK_VERSION >= OS.buildVERSION (2, 2, 1)) { |
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251 OS.gtk_tooltips_force_window (cast(GtkTooltips*)handle); |
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252 } |
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253 OS.g_object_ref (handle); |
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254 OS.gtk_object_sink (cast(GtkObject*)handle); |
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255 } |
| 47 | 256 } |
| 257 | |
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258 override void createWidget (int index) { |
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259 super.createWidget (index); |
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260 text = ""; |
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261 message = ""; |
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262 x = y = -1; |
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263 autohide = true; |
| 47 | 264 } |
| 265 | |
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266 override void deregister () { |
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267 super.deregister (); |
| 71 | 268 if ((style & DWT.BALLOON) is 0) { |
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269 auto tipWindow = OS.GTK_TOOLTIPS_TIP_WINDOW (cast(GtkTooltips*)handle); |
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270 if (tipWindow !is null) display.removeWidget (tipWindow); |
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271 } |
| 47 | 272 } |
| 273 | |
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274 override void destroyWidget () { |
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275 auto topHandle = topHandle (); |
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276 releaseHandle (); |
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277 if (topHandle !is null && (state & HANDLE) !is 0) { |
| 71 | 278 if ((style & DWT.BALLOON) !is 0) { |
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279 OS.gtk_widget_destroy (topHandle); |
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280 } else { |
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281 OS.g_object_unref (topHandle); |
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282 } |
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283 } |
| 47 | 284 } |
| 285 | |
| 286 /** | |
| 287 * Returns <code>true</code> if the receiver is automatically | |
| 288 * hidden by the platform, and <code>false</code> otherwise. | |
| 289 * | |
| 290 * @return the receiver's auto hide state | |
| 291 * | |
| 71 | 292 * @exception DWTException <ul> |
| 47 | 293 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 294 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 295 * </ul> | |
| 296 * | |
| 297 */ | |
| 298 public bool getAutoHide () { | |
|
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299 checkWidget (); |
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300 return autohide; |
| 47 | 301 } |
| 302 | |
| 303 Point getLocation () { | |
|
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304 int x = this.x; |
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305 int y = this.y; |
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306 if (item !is null) { |
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307 auto itemHandle = item.handle; |
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308 OS.gtk_widget_realize (itemHandle); |
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309 auto window = OS.GTK_WIDGET_WINDOW (itemHandle); |
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310 int px, py; |
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311 OS.gdk_window_get_origin (cast(GdkWindow*)window, &px, &py); |
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312 x = px + OS.GTK_WIDGET_WIDTH (itemHandle) / 2; |
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313 y = py + OS.GTK_WIDGET_HEIGHT (itemHandle) / 2; |
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314 } |
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315 if (x is -1 || y is -1) { |
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316 int px, py; |
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317 OS.gdk_window_get_pointer (null, &px, &py, null); |
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318 x = px; |
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319 y = py; |
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320 } |
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321 return new Point(x, y); |
| 47 | 322 } |
| 323 | |
| 324 /** | |
| 325 * Returns the receiver's message, which will be an empty | |
| 326 * string if it has never been set. | |
| 327 * | |
| 328 * @return the receiver's message | |
| 329 * | |
| 71 | 330 * @exception DWTException <ul> |
| 47 | 331 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 332 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 333 * </ul> | |
| 334 */ | |
| 335 public char[] getMessage () { | |
|
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336 checkWidget (); |
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337 return message; |
| 47 | 338 } |
| 339 | |
|
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340 override char[] getNameText () { |
|
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341 return getText (); |
| 47 | 342 } |
| 343 | |
| 344 /** | |
| 345 * Returns the receiver's parent, which must be a <code>Shell</code>. | |
| 346 * | |
| 347 * @return the receiver's parent | |
| 348 * | |
| 71 | 349 * @exception DWTException <ul> |
| 47 | 350 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 351 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 352 * </ul> | |
| 353 */ | |
| 354 public Shell getParent () { | |
|
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355 checkWidget (); |
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356 return parent; |
| 47 | 357 } |
| 358 | |
| 359 Point getSize (int maxWidth) { | |
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360 int textWidth = 0, messageWidth = 0; |
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361 int w, h; |
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362 if (layoutText !is null) { |
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363 OS.pango_layout_set_width (layoutText, -1); |
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364 OS.pango_layout_get_size (layoutText, &w, &h); |
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365 textWidth = OS.PANGO_PIXELS (w ); |
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366 } |
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367 if (layoutMessage !is null) { |
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368 OS.pango_layout_set_width (layoutMessage, -1); |
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369 OS.pango_layout_get_size (layoutMessage, &w, &h); |
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370 messageWidth = OS.PANGO_PIXELS (w ); |
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371 } |
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372 int messageTrim = 2 * INSET + 2 * BORDER + 2 * PADDING; |
| 71 | 373 bool hasImage = layoutText !is null && (style & (DWT.ICON_ERROR | DWT.ICON_INFORMATION | DWT.ICON_WARNING)) !is 0; |
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374 int textTrim = messageTrim + (hasImage ? IMAGE_SIZE : 0); |
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375 int width = Math.min (maxWidth, Math.max (textWidth + textTrim, messageWidth + messageTrim)); |
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376 int textHeight = 0, messageHeight = 0; |
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377 if (layoutText !is null) { |
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378 OS.pango_layout_set_width (layoutText, (maxWidth - textTrim) * OS.PANGO_SCALE); |
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379 OS.pango_layout_get_size (layoutText, &w, &h); |
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380 textHeight = OS.PANGO_PIXELS (h ); |
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381 } |
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382 if (layoutMessage !is null) { |
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383 OS.pango_layout_set_width (layoutMessage, (maxWidth - messageTrim) * OS.PANGO_SCALE); |
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384 OS.pango_layout_get_size (layoutMessage, &w, &h); |
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385 messageHeight = OS.PANGO_PIXELS (h); |
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386 } |
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387 int height = 2 * BORDER + 2 * PADDING + messageHeight; |
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388 if (layoutText !is null) height += Math.max (IMAGE_SIZE, textHeight) + 2 * PADDING; |
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389 return new Point(width, height); |
| 47 | 390 } |
| 391 | |
| 392 /** | |
| 393 * Returns the receiver's text, which will be an empty | |
| 394 * string if it has never been set. | |
| 395 * | |
| 396 * @return the receiver's text | |
| 397 * | |
| 71 | 398 * @exception DWTException <ul> |
| 47 | 399 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 400 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 401 * </ul> | |
| 402 */ | |
| 403 public char[] getText () { | |
|
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404 checkWidget (); |
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405 return text; |
| 47 | 406 } |
| 407 | |
| 408 /** | |
| 409 * Returns <code>true</code> if the receiver is visible, and | |
| 410 * <code>false</code> otherwise. | |
| 411 * <p> | |
| 412 * If one of the receiver's ancestors is not visible or some | |
| 413 * other condition makes the receiver not visible, this method | |
| 414 * may still indicate that it is considered visible even though | |
| 415 * it may not actually be showing. | |
| 416 * </p> | |
| 417 * | |
| 418 * @return the receiver's visibility state | |
| 419 * | |
| 71 | 420 * @exception DWTException <ul> |
| 47 | 421 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 422 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 423 * </ul> | |
| 424 */ | |
| 425 public bool getVisible () { | |
|
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426 checkWidget (); |
| 71 | 427 if ((style & DWT.BALLOON) !is 0) return OS.GTK_WIDGET_VISIBLE (handle); |
|
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428 auto tipWindow = OS.GTK_TOOLTIPS_TIP_WINDOW (cast(GtkTooltips*)handle); |
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429 return OS.GTK_WIDGET_VISIBLE (tipWindow); |
| 47 | 430 } |
| 431 | |
| 432 override int /*long*/ gtk_button_press_event (GtkWidget* widget, GdkEventButton* event) { | |
| 71 | 433 notifyListeners (DWT.Selection, new Event ()); |
|
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434 setVisible (false); |
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435 return 0; |
| 47 | 436 } |
| 437 | |
| 438 override int /*long*/ gtk_expose_event (GtkWidget* widget, GdkEventExpose* event) { | |
|
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439 auto window = OS.GTK_WIDGET_WINDOW (handle); |
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440 auto gdkGC = cast(GdkGC*)OS.gdk_gc_new (window); |
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441 OS.gdk_draw_polygon (window, gdkGC, 0, cast(GdkPoint*)borderPolygon.ptr, borderPolygon.length / 2); |
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442 int x = BORDER + PADDING; |
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443 int y = BORDER + PADDING; |
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444 if (spikeAbove) y += TIP_HEIGHT; |
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445 if (layoutText !is null) { |
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446 char[] buffer = null; |
| 71 | 447 int id = style & (DWT.ICON_ERROR | DWT.ICON_INFORMATION | DWT.ICON_WARNING); |
|
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448 switch (id) { |
| 71 | 449 case DWT.ICON_ERROR: buffer = "gtk-dialog-error"; break; |
| 450 case DWT.ICON_INFORMATION: buffer = "gtk-dialog-info"; break; | |
| 451 case DWT.ICON_WARNING: buffer = "gtk-dialog-warning"; break; | |
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452 default: |
|
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453 } |
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454 if (buffer !is null) { |
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455 auto style = OS.gtk_widget_get_default_style (); |
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456 auto pixbuf = OS.gtk_icon_set_render_icon ( |
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457 OS.gtk_icon_factory_lookup_default (buffer.ptr), |
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458 style, |
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459 OS.GTK_TEXT_DIR_NONE, |
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460 OS.GTK_STATE_NORMAL, |
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461 OS.GTK_ICON_SIZE_MENU, |
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462 null, |
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463 null); |
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464 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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465 OS.g_object_unref (pixbuf); |
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466 x += IMAGE_SIZE; |
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467 } |
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468 x += INSET; |
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469 OS.gdk_draw_layout (window, gdkGC, x, y, layoutText); |
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470 int w, h; |
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471 OS.pango_layout_get_size (layoutText, &w, &h); |
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472 y += 2 * PADDING + Math.max (IMAGE_SIZE, OS.PANGO_PIXELS (h )); |
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473 } |
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474 if (layoutMessage !is null) { |
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475 x = BORDER + PADDING + INSET; |
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476 OS.gdk_draw_layout (window, gdkGC, x, y, layoutMessage); |
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477 } |
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478 OS.g_object_unref (gdkGC); |
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479 return 0; |
| 47 | 480 } |
| 481 | |
| 482 override int /*long*/ gtk_size_allocate (GtkWidget* widget, int /*long*/ allocation) { | |
|
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483 Point point = getLocation (); |
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484 int x = point.x; |
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485 int y = point.y; |
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486 auto screen = OS.gdk_screen_get_default (); |
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487 OS.gtk_widget_realize (widget); |
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488 int monitorNumber = OS.gdk_screen_get_monitor_at_window (screen, OS.GTK_WIDGET_WINDOW (widget)); |
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489 GdkRectangle* dest = new GdkRectangle (); |
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490 OS.gdk_screen_get_monitor_geometry (screen, monitorNumber, dest); |
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491 int w = OS.GTK_WIDGET_WIDTH (widget); |
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492 int h = OS.GTK_WIDGET_HEIGHT (widget); |
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493 if (dest.height < y + h) y -= h; |
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494 if (dest.width < x + w) x -= w; |
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495 OS.gtk_window_move (cast(GtkWindow*)widget, x, y); |
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496 return 0; |
| 47 | 497 } |
| 498 | |
|
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499 override void hookEvents () { |
| 71 | 500 if ((style & DWT.BALLOON) !is 0) { |
|
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501 OS.g_signal_connect_closure (handle, OS.expose_event.ptr, display.closures [EXPOSE_EVENT], false); |
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502 OS.gtk_widget_add_events (handle, OS.GDK_BUTTON_PRESS_MASK); |
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503 OS.g_signal_connect_closure (handle, OS.button_press_event.ptr, display.closures [BUTTON_PRESS_EVENT], false); |
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504 } else { |
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505 auto tipWindow = OS.GTK_TOOLTIPS_TIP_WINDOW (cast(GtkTooltips*)handle); |
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506 if (tipWindow !is null) { |
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507 OS.g_signal_connect_closure (tipWindow, OS.size_allocate.ptr, display.closures [SIZE_ALLOCATE], false); |
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508 OS.gtk_widget_add_events (tipWindow, OS.GDK_BUTTON_PRESS_MASK); |
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509 OS.g_signal_connect_closure (tipWindow, OS.button_press_event.ptr, display.closures [BUTTON_PRESS_EVENT], false); |
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510 } |
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511 } |
| 47 | 512 } |
| 513 | |
| 514 /** | |
| 515 * Returns <code>true</code> if the receiver is visible and all | |
| 516 * of the receiver's ancestors are visible and <code>false</code> | |
| 517 * otherwise. | |
| 518 * | |
| 519 * @return the receiver's visibility state | |
| 520 * | |
| 71 | 521 * @exception DWTException <ul> |
| 47 | 522 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 523 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 524 * </ul> | |
| 525 * | |
| 526 * @see #getVisible | |
| 527 */ | |
| 528 public bool isVisible () { | |
|
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529 checkWidget (); |
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530 return getVisible (); |
| 47 | 531 } |
| 532 | |
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533 override void register () { |
|
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534 super.register (); |
| 71 | 535 if ((style & DWT.BALLOON) is 0) { |
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536 auto tipWindow = OS.GTK_TOOLTIPS_TIP_WINDOW (cast(GtkTooltips*)handle); |
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537 if (tipWindow !is null) display.addWidget (tipWindow, this); |
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538 } |
| 47 | 539 } |
| 540 | |
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541 override void releaseWidget () { |
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542 super.releaseWidget (); |
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543 if (layoutText !is null) OS.g_object_unref (layoutText); |
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544 layoutText = null; |
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545 if (layoutMessage !is null) OS.g_object_unref (layoutMessage); |
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546 layoutMessage = null; |
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547 if (timerId !is 0) OS.gtk_timeout_remove(timerId); |
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548 timerId = 0; |
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549 text = null; |
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550 message = null; |
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551 borderPolygon = null; |
| 47 | 552 } |
| 553 | |
| 554 /** | |
| 555 * Removes the listener from the collection of listeners who will | |
| 556 * be notified when the receiver is selected by the user. | |
| 557 * | |
| 558 * @param listener the listener which should no longer be notified | |
| 559 * | |
| 560 * @exception IllegalArgumentException <ul> | |
| 561 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> | |
| 562 * </ul> | |
| 71 | 563 * @exception DWTException <ul> |
| 47 | 564 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 565 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 566 * </ul> | |
| 567 * | |
| 568 * @see SelectionListener | |
| 569 * @see #addSelectionListener | |
| 570 */ | |
| 571 public void removeSelectionListener (SelectionListener listener) { | |
|
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572 checkWidget(); |
| 71 | 573 if (listener is null) error (DWT.ERROR_NULL_ARGUMENT); |
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574 if (eventTable is null) return; |
| 71 | 575 eventTable.unhook (DWT.Selection, listener); |
| 576 eventTable.unhook (DWT.DefaultSelection, listener); | |
| 47 | 577 } |
| 578 | |
| 579 /** | |
| 580 * Makes the receiver hide automatically when <code>true</code>, | |
| 581 * and remain visible when <code>false</code>. | |
| 582 * | |
| 583 * @param autoHide the auto hide state | |
| 584 * | |
| 71 | 585 * @exception DWTException <ul> |
| 47 | 586 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 587 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 588 * </ul> | |
| 589 * | |
| 590 * @see #getVisible | |
| 591 * @see #setVisible | |
| 592 */ | |
| 593 public void setAutoHide (bool autohide) { | |
|
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594 checkWidget (); |
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595 this.autohide = autohide; |
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596 //TODO - update when visible |
| 47 | 597 } |
| 598 | |
| 599 /** | |
| 600 * Sets the location of the receiver, which must be a tooltip, | |
| 601 * to the point specified by the arguments which are relative | |
| 602 * to the display. | |
| 603 * <p> | |
| 604 * Note that this is different from most widgets where the | |
| 605 * location of the widget is relative to the parent. | |
| 606 * </p> | |
| 607 * | |
| 608 * @param x the new x coordinate for the receiver | |
| 609 * @param y the new y coordinate for the receiver | |
| 610 * | |
| 71 | 611 * @exception DWTException <ul> |
| 47 | 612 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 613 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 614 * </ul> | |
| 615 */ | |
| 616 public void setLocation (int x, int y) { | |
|
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617 checkWidget (); |
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618 this.x = x; |
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619 this.y = y; |
| 71 | 620 if ((style & DWT.BALLOON) !is 0) { |
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621 if (OS.GTK_WIDGET_VISIBLE (handle)) configure (); |
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622 } else { |
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623 auto tipWindow = OS.GTK_TOOLTIPS_TIP_WINDOW (cast(GtkTooltips*)handle); |
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624 if (OS.GTK_WIDGET_VISIBLE (tipWindow)) { |
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625 OS.gtk_window_move (cast(GtkWindow*)tipWindow, x, y); |
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626 } |
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627 } |
| 47 | 628 } |
| 629 | |
| 630 /** | |
| 631 * Sets the location of the receiver, which must be a tooltip, | |
| 632 * to the point specified by the argument which is 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><p> | |
| 638 * Note that the platform window manager ultimately has control | |
| 639 * over the location of tooltips. | |
| 640 * </p> | |
| 641 * | |
| 642 * @param location the new location for the receiver | |
| 643 * | |
| 644 * @exception IllegalArgumentException <ul> | |
| 645 * <li>ERROR_NULL_ARGUMENT - if the point is null</li> | |
| 646 * </ul> | |
| 71 | 647 * @exception DWTException <ul> |
| 47 | 648 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 649 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 650 * </ul> | |
| 651 */ | |
| 652 public void setLocation (Point location) { | |
|
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653 checkWidget (); |
| 71 | 654 if (location is null) DWT.error (DWT.ERROR_NULL_ARGUMENT); |
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655 setLocation (location.x, location.y); |
| 47 | 656 } |
| 657 | |
| 658 /** | |
| 659 * Sets the receiver's message. | |
| 660 * | |
| 661 * @param string the new message | |
| 662 * | |
| 663 * @exception IllegalArgumentException <ul> | |
| 664 * <li>ERROR_NULL_ARGUMENT - if the text is null</li> | |
| 665 * </ul> | |
| 71 | 666 * @exception DWTException <ul> |
| 47 | 667 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 668 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 669 * </ul> | |
| 670 */ | |
| 671 public void setMessage (char[] string) { | |
|
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672 checkWidget (); |
| 71 | 673 if (string is null) error (DWT.ERROR_NULL_ARGUMENT); |
|
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674 message = string; |
| 71 | 675 if ((style & DWT.BALLOON) is 0) return; |
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676 if (layoutMessage !is null) OS.g_object_unref (layoutMessage); |
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677 layoutMessage = null; |
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678 if (message.length !is 0) { |
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679 layoutMessage = OS.gtk_widget_create_pango_layout (handle, toStringz( message )); |
| 211 | 680 if (OS.GTK_VERSION >= OS.buildVERSION (2, 4, 0)) { |
| 681 OS.pango_layout_set_auto_dir (layoutMessage, false); | |
| 682 } | |
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683 OS.pango_layout_set_wrap (layoutMessage, OS.PANGO_WRAP_WORD_CHAR); |
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684 } |
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685 if (OS.GTK_WIDGET_VISIBLE (handle)) configure (); |
| 47 | 686 } |
| 687 | |
| 688 /** | |
| 689 * Sets the receiver's text. | |
| 690 * | |
| 691 * @param string the new text | |
| 692 * | |
| 693 * @exception IllegalArgumentException <ul> | |
| 694 * <li>ERROR_NULL_ARGUMENT - if the text is null</li> | |
| 695 * </ul> | |
| 71 | 696 * @exception DWTException <ul> |
| 47 | 697 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 698 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 699 * </ul> | |
| 700 */ | |
| 701 public void setText (char[] string) { | |
|
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702 checkWidget (); |
| 71 | 703 if (string is null) error (DWT.ERROR_NULL_ARGUMENT); |
|
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704 text = string; |
| 71 | 705 if ((style & DWT.BALLOON) is 0) return; |
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706 if (layoutText !is null) OS.g_object_unref (layoutText); |
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707 layoutText = null; |
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708 if (text.length !is 0) { |
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709 layoutText = OS.gtk_widget_create_pango_layout (handle, toStringz(text)); |
| 211 | 710 if (OS.GTK_VERSION >= OS.buildVERSION (2, 4, 0)) { |
| 711 OS.pango_layout_set_auto_dir (layoutText, false); | |
| 712 } | |
|
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713 auto boldAttr = OS.pango_attr_weight_new (OS.PANGO_WEIGHT_BOLD); |
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714 boldAttr.start_index = 0; |
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715 boldAttr.end_index = text.length+1; |
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716 auto attrList = OS.pango_attr_list_new (); |
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717 OS.pango_attr_list_insert (attrList, boldAttr); |
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718 OS.pango_layout_set_attributes (layoutText, attrList); |
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719 OS.pango_attr_list_unref (attrList); |
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720 OS.pango_layout_set_wrap (layoutText, OS.PANGO_WRAP_WORD_CHAR); |
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721 } |
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722 if (OS.GTK_WIDGET_VISIBLE (handle)) configure (); |
| 47 | 723 } |
| 724 | |
| 725 /** | |
| 726 * Marks the receiver as visible if the argument is <code>true</code>, | |
| 727 * and marks it invisible otherwise. | |
| 728 * <p> | |
| 729 * If one of the receiver's ancestors is not visible or some | |
| 730 * other condition makes the receiver not visible, marking | |
| 731 * it visible may not actually cause it to be displayed. | |
| 732 * </p> | |
| 733 * | |
| 734 * @param visible the new visibility state | |
| 735 * | |
| 71 | 736 * @exception DWTException <ul> |
| 47 | 737 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| 738 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 739 * </ul> | |
| 740 */ | |
| 741 public void setVisible (bool visible) { | |
|
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742 if (timerId !is 0) OS.gtk_timeout_remove(timerId); |
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743 timerId = 0; |
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744 if (visible) { |
| 71 | 745 if ((style & DWT.BALLOON) !is 0) { |
|
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746 configure (); |
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747 OS.gtk_widget_show (handle); |
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748 } else { |
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749 auto vboxHandle = parent.vboxHandle; |
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750 char[] string = text; |
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751 if (text.length > 0) string ~= "\n\n"; |
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752 string ~= message; |
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753 char* buffer = toStringz( string ); |
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754 OS.gtk_tooltips_set_tip (cast(GtkTooltips*)handle, vboxHandle, buffer, null); |
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755 auto data = OS.gtk_tooltips_data_get (vboxHandle); |
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756 OS.GTK_TOOLTIPS_SET_ACTIVE (cast(GtkTooltips*)handle, data); |
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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757 OS.gtk_tooltips_set_tip (cast(GtkTooltips*)handle, vboxHandle, buffer, null); |
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758 } |
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759 if (autohide) timerId = display.doWindowTimerAdd( &timerProcCallbackData, DELAY, handle); |
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760 } else { |
| 71 | 761 if ((style & DWT.BALLOON) !is 0) { |
|
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762 OS.gtk_widget_hide (handle); |
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763 } else { |
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764 auto tipWindow = OS.GTK_TOOLTIPS_TIP_WINDOW (cast(GtkTooltips*)handle); |
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765 OS.gtk_widget_hide (tipWindow); |
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766 } |
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767 } |
| 47 | 768 } |
| 769 | |
| 770 override int /*long*/ timerProc (GtkWidget* widget) { | |
| 71 | 771 if ((style & DWT.BALLOON) !is 0) { |
|
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772 OS.gtk_widget_hide (handle); |
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773 } else { |
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774 auto tipWindow = OS.GTK_TOOLTIPS_TIP_WINDOW (cast(GtkTooltips*)handle); |
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775 OS.gtk_widget_hide (tipWindow); |
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776 } |
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777 return 0; |
| 47 | 778 } |
| 779 | |
| 780 } |