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comparison dwt/widgets/ProgressBar.d @ 45:d8635bb48c7c

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Merge with SWT 3.5
author Jacob Carlborg <doob@me.com>
date Mon, 01 Dec 2008 17:07:00 +0100
parents e831403a80a9
children cfa563df4fdd
comparison
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44:ca5e494f2bbf 45:d8635bb48c7c
1 /******************************************************************************* 1 /*******************************************************************************
2 * Copyright (c) 2000, 2007 IBM Corporation and others. 2 * Copyright (c) 2000, 2008 IBM Corporation and others.
3 * All rights reserved. This program and the accompanying materials 3 * All rights reserved. This program and the accompanying materials
4 * are made available under the terms of the Eclipse Public License v1.0 4 * are made available under the terms of the Eclipse Public License v1.0
5 * which accompanies this distribution, and is available at 5 * which accompanies this distribution, and is available at
6 * http://www.eclipse.org/legal/epl-v10.html 6 * http://www.eclipse.org/legal/epl-v10.html
7 * 7 *
34 * Note: Only one of the styles HORIZONTAL and VERTICAL may be specified. 34 * Note: Only one of the styles HORIZONTAL and VERTICAL may be specified.
35 * </p><p> 35 * </p><p>
36 * IMPORTANT: This class is intended to be subclassed <em>only</em> 36 * IMPORTANT: This class is intended to be subclassed <em>only</em>
37 * within the DWT implementation. 37 * within the DWT implementation.
38 * </p> 38 * </p>
39 *
40 * @see <a href="http://www.eclipse.org/swt/snippets/#progressbar">ProgressBar snippets</a>
41 * @see <a href="http://www.eclipse.org/swt/examples.php">DWT Example: ControlExample</a>
42 * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a>
39 */ 43 */
40 public class ProgressBar : Control { 44 public class ProgressBar : Control {
41 45
42 /** 46 /**
43 * Constructs a new instance of this class given its parent 47 * Constructs a new instance of this class given its parent
98 if (hHint !is DWT.DEFAULT) height = hHint; 102 if (hHint !is DWT.DEFAULT) height = hHint;
99 return new Point (width, height); 103 return new Point (width, height);
100 } 104 }
101 105
102 void createHandle () { 106 void createHandle () {
103 SWTProgressIndicator widget = cast(SWTProgressIndicator)new SWTProgressIndicator().alloc(); 107 NSProgressIndicator widget = cast(NSProgressIndicator)new SWTProgressIndicator().alloc();
104 widget.initWithFrame(new NSRect()); 108 widget.initWithFrame(new NSRect());
105 widget.setUsesThreadedAnimation(false); 109 widget.setUsesThreadedAnimation(false);
106 widget.setIndeterminate((style & DWT.INDETERMINATE) !is 0); 110 widget.setIndeterminate((style & DWT.INDETERMINATE) !is 0);
107 if ((style & DWT.INDETERMINATE) !is 0) widget.startAnimation(null); 111 if ((style & DWT.INDETERMINATE) !is 0) widget.startAnimation(null);
108 widget.setTag(jniRef);
109 view = widget; 112 view = widget;
110 parent.contentView().addSubview_(widget);
111 } 113 }
112 114
113 /** 115 /**
114 * Returns the maximum value which the receiver will allow. 116 * Returns the maximum value which the receiver will allow.
115 * 117 *
153 public int getSelection () { 155 public int getSelection () {
154 checkWidget(); 156 checkWidget();
155 return cast(int)(cast(NSProgressIndicator)view).doubleValue(); 157 return cast(int)(cast(NSProgressIndicator)view).doubleValue();
156 } 158 }
157 159
160 /**
161 * Returns the state of the receiver. The value will be one of:
162 * <ul>
163 * <li>{@link DWT#NORMAL}</li>
164 * <li>{@link DWT#ERROR}</li>
165 * <li>{@link DWT#PAUSED}</li>
166 * </ul>
167 *
168 * @return the state
169 *
170 * @exception DWTException <ul>
171 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
172 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
173 * </ul>
174 *
175 * @since 3.4
176 */
158 public int getState () { 177 public int getState () {
159 checkWidget (); 178 checkWidget ();
160 return DWT.NORMAL; 179 return DWT.NORMAL;
161 } 180 }
162 181
173 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> 192 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
174 * </ul> 193 * </ul>
175 */ 194 */
176 public void setMaximum (int value) { 195 public void setMaximum (int value) {
177 checkWidget(); 196 checkWidget();
178 if (value < 0) return; 197 int minimum = (int)((NSProgressIndicator)view).minValue();
179 (cast(NSProgressIndicator)view).setMaxValue(value); 198 if (value <= minimum) return;
199 int selection = (int)((NSProgressIndicator)view).doubleValue();
200 int newSelection = Math.min (selection, value);
201 if (selection !is newSelection) {
202 ((NSProgressIndicator)view).setDoubleValue(newSelection);
203 }
180 } 204 }
181 205
182 /** 206 /**
183 * Sets the minimum value that the receiver will allow. This new 207 * Sets the minimum value that the receiver will allow. This new
184 * value will be ignored if it is negative or is not less than the receiver's 208 * value will be ignored if it is negative or is not less than the receiver's
192 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> 216 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
193 * </ul> 217 * </ul>
194 */ 218 */
195 public void setMinimum (int value) { 219 public void setMinimum (int value) {
196 checkWidget(); 220 checkWidget();
197 if (value < 0) return; 221 int maximum = (int)((NSProgressIndicator)view).maxValue();
198 (cast(NSProgressIndicator)view).setMinValue(value); 222 if (!(0 <= value && value < maximum)) return;
223 int selection = (int)((NSProgressIndicator)view).doubleValue();
224 int newSelection = Math.max (selection, value);
225 if (selection !is newSelection) {
226 ((NSProgressIndicator)view).setDoubleValue(newSelection);
227 }
199 } 228 }
200 229
201 /** 230 /**
202 * Sets the single 'selection' that is the receiver's 231 * Sets the single 'selection' that is the receiver's
203 * position to the argument which must be greater than or equal 232 * position to the argument which must be greater than or equal
213 public void setSelection (int value) { 242 public void setSelection (int value) {
214 checkWidget(); 243 checkWidget();
215 (cast(NSProgressIndicator)view).setDoubleValue(value); 244 (cast(NSProgressIndicator)view).setDoubleValue(value);
216 } 245 }
217 246
247 /**
248 * Sets the state of the receiver. The state must be one of these values:
249 * <ul>
250 * <li>{@link DWT#NORMAL}</li>
251 * <li>{@link DWT#ERROR}</li>
252 * <li>{@link DWT#PAUSED}</li>
253 * </ul>
254 *
255 * @param state the new state
256 *
257 * @exception DWTException <ul>
258 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
259 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
260 * </ul>
261 *
262 * @since 3.4
263 */
218 public void setState (int state) { 264 public void setState (int state) {
219 checkWidget (); 265 checkWidget ();
220 //NOT IMPLEMENTED 266 //NOT IMPLEMENTED
221 } 267 }
222 } 268 }