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comparison dwt/widgets/Spinner.d @ 259:c0d810de7093

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Update SWT 3.4M7 to 3.4
author Frank Benoit <benoit@tionex.de>
date Sun, 29 Jun 2008 14:33:38 +0200
parents 5a30aa9820f3
children
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257:cc1d3de0e80b 259:c0d810de7093
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 *
45 * </dl> 45 * </dl>
46 * </p><p> 46 * </p><p>
47 * IMPORTANT: This class is <em>not</em> intended to be subclassed. 47 * IMPORTANT: This class is <em>not</em> intended to be subclassed.
48 * </p> 48 * </p>
49 * 49 *
50 * @see <a href="http://www.eclipse.org/swt/snippets/#spinner">Spinner snippets</a>
51 * @see <a href="http://www.eclipse.org/swt/examples.php">DWT Example: ControlExample</a>
52 * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a>
53 *
50 * @since 3.1 54 * @since 3.1
51 */ 55 */
52 public class Spinner : Composite { 56 public class Spinner : Composite {
53 57
54 alias Composite.computeSize computeSize; 58 alias Composite.computeSize computeSize;
62 int lastEventTime = 0; 66 int lastEventTime = 0;
63 GdkEventKey* gdkEventKey; 67 GdkEventKey* gdkEventKey;
64 int fixStart = -1, fixEnd = -1; 68 int fixStart = -1, fixEnd = -1;
65 69
66 /** 70 /**
67 * The maximum number of characters that can be entered 71 * the operating system limit for the number of characters
68 * into a text widget. 72 * that the text field in an instance of this class can hold
69 * <p> 73 *
70 * Note that this value is platform dependent, based upon 74 * @since 3.4
71 * the native widget implementation. 75 */
72 * </p>
73 */
74 public const static int LIMIT = 0x7FFFFFFF; 76 public const static int LIMIT = 0x7FFFFFFF;
75 77
76 /** 78 /**
77 * Constructs a new instance of this class given its parent 79 * Constructs a new instance of this class given its parent
78 * and a style value describing its behavior and appearance. 80 * and a style value describing its behavior and appearance.
477 auto value = adjustment.value; 479 auto value = adjustment.value;
478 for (int i = 0; i < digits; i++) value *= 10; 480 for (int i = 0; i < digits; i++) value *= 10;
479 return cast(int) (value > 0 ? value + 0.5 : value - 0.5); 481 return cast(int) (value > 0 ? value + 0.5 : value - 0.5);
480 } 482 }
481 483
484 /**
485 * Returns a string containing a copy of the contents of the
486 * receiver's text field, or an empty string if there are no
487 * contents.
488 *
489 * @return the receiver's text
490 *
491 * @exception DWTException <ul>
492 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
493 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
494 * </ul>
495 *
496 * @since 3.4
497 */
482 public String getText () { 498 public String getText () {
483 checkWidget (); 499 checkWidget ();
484 auto str = OS.gtk_entry_get_text (handle); 500 auto str = OS.gtk_entry_get_text (handle);
485 return fromStringz(str).dup; 501 return fromStringz(str).dup;
486 } 502 }
487 503
504 /**
505 * Returns the maximum number of characters that the receiver's
506 * text field is capable of holding. If this has not been changed
507 * by <code>setTextLimit()</code>, it will be the constant
508 * <code>Spinner.LIMIT</code>.
509 *
510 * @return the text limit
511 *
512 * @exception DWTException <ul>
513 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
514 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
515 * </ul>
516 *
517 * @see #LIMIT
518 *
519 * @since 3.4
520 */
488 public int getTextLimit () { 521 public int getTextLimit () {
489 checkWidget (); 522 checkWidget ();
490 int limit = OS.gtk_entry_get_max_length (handle); 523 int limit = OS.gtk_entry_get_max_length (handle);
491 return limit is 0 ? 0xFFFF : limit; 524 return limit is 0 ? 0xFFFF : limit;
492 } 525 }
875 OS.g_signal_handlers_unblock_matched (handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, null, null, udVALUE_CHANGED); 908 OS.g_signal_handlers_unblock_matched (handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, null, null, udVALUE_CHANGED);
876 } 909 }
877 910
878 /** 911 /**
879 * Sets the minimum value that the receiver will allow. This new 912 * Sets the minimum value that the receiver will allow. This new
880 * value will be ignored if it is negative or is not less than the receiver's 913 * value will be ignored if it is not less than the receiver's
881 * current maximum value. If the new minimum is applied then the receiver's 914 * current maximum value. If the new minimum is applied then the receiver's
882 * selection value will be adjusted if necessary to fall within its new range. 915 * selection value will be adjusted if necessary to fall within its new range.
883 * 916 *
884 * @param value the new minimum, which must be nonnegative and less than the current maximum 917 * @param value the new minimum, which must be less than the current maximum
885 * 918 *
886 * @exception DWTException <ul> 919 * @exception DWTException <ul>
887 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> 920 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
888 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> 921 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
889 * </ul> 922 * </ul>
945 OS.g_signal_handlers_block_matched (handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, null, null, udVALUE_CHANGED); 978 OS.g_signal_handlers_block_matched (handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, null, null, udVALUE_CHANGED);
946 OS.gtk_spin_button_set_value (cast(GtkSpinButton*)handle, newValue); 979 OS.gtk_spin_button_set_value (cast(GtkSpinButton*)handle, newValue);
947 OS.g_signal_handlers_unblock_matched (handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, null, null, udVALUE_CHANGED); 980 OS.g_signal_handlers_unblock_matched (handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, null, null, udVALUE_CHANGED);
948 } 981 }
949 982
983 /**
984 * Sets the maximum number of characters that the receiver's
985 * text field is capable of holding to be the argument.
986 * <p>
987 * To reset this value to the default, use <code>setTextLimit(Spinner.LIMIT)</code>.
988 * Specifying a limit value larger than <code>Spinner.LIMIT</code> sets the
989 * receiver's limit to <code>Spinner.LIMIT</code>.
990 * </p>
991 * @param limit new text limit
992 *
993 * @exception IllegalArgumentException <ul>
994 * <li>ERROR_CANNOT_BE_ZERO - if the limit is zero</li>
995 * </ul>
996 * @exception DWTException <ul>
997 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
998 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
999 * </ul>
1000 *
1001 * @see #LIMIT
1002 *
1003 * @since 3.4
1004 */
950 public void setTextLimit (int limit) { 1005 public void setTextLimit (int limit) {
951 checkWidget (); 1006 checkWidget ();
952 if (limit is 0) error (DWT.ERROR_CANNOT_BE_ZERO); 1007 if (limit is 0) error (DWT.ERROR_CANNOT_BE_ZERO);
953 OS.gtk_entry_set_max_length (handle, limit); 1008 OS.gtk_entry_set_max_length (handle, limit);
954 } 1009 }