| /******************************************************************************* |
| * Copyright (c) 2000, 2007 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.swt.widgets; |
| |
| |
| import org.eclipse.swt.internal.win32.*; |
| import org.eclipse.swt.*; |
| import org.eclipse.swt.events.*; |
| import org.eclipse.swt.graphics.*; |
| |
| //TODO - features not yet implemented: read-only, drop-down calendar for date |
| //TODO - font, colors, background image not yet implemented (works on some platforms) |
| |
| /** |
| * Instances of this class are selectable user interface |
| * objects that allow the user to enter and modify date |
| * or time values. |
| * <p> |
| * Note that although this class is a subclass of <code>Composite</code>, |
| * it does not make sense to add children to it, or set a layout on it. |
| * </p> |
| * <dl> |
| * <dt><b>Styles:</b></dt> |
| * <dd>DATE, TIME, CALENDAR, SHORT, MEDIUM, LONG</dd> |
| * <dt><b>Events:</b></dt> |
| * <dd>Selection</dd> |
| * </dl> |
| * <p> |
| * Note: Only one of the styles DATE, TIME, or CALENDAR may be specified, |
| * and only one of the styles SHORT, MEDIUM, or LONG may be specified. |
| * </p><p> |
| * IMPORTANT: This class is <em>not</em> intended to be subclassed. |
| * </p> |
| * |
| * @since 3.3 |
| */ |
| |
| public class DateTime extends Composite { |
| static final int /*long*/ DateTimeProc; |
| static final TCHAR DateTimeClass = new TCHAR (0, OS.DATETIMEPICK_CLASS, true); |
| static final int /*long*/ CalendarProc; |
| static final TCHAR CalendarClass = new TCHAR (0, OS.MONTHCAL_CLASS, true); |
| static { |
| INITCOMMONCONTROLSEX icex = new INITCOMMONCONTROLSEX (); |
| icex.dwSize = INITCOMMONCONTROLSEX.sizeof; |
| icex.dwICC = OS.ICC_DATE_CLASSES; |
| OS.InitCommonControlsEx (icex); |
| WNDCLASS lpWndClass = new WNDCLASS (); |
| OS.GetClassInfo (0, DateTimeClass, lpWndClass); |
| DateTimeProc = lpWndClass.lpfnWndProc; |
| OS.GetClassInfo (0, CalendarClass, lpWndClass); |
| CalendarProc = lpWndClass.lpfnWndProc; |
| } |
| static final int MARGIN = 4; |
| static final int MAX_DIGIT = 9; |
| static final int MAX_DAY = 31; |
| static final int MAX_12HOUR = 12; |
| static final int MAX_24HOUR = 24; |
| static final int MAX_MINUTE = 60; |
| static final int MONTH_DAY_YEAR = 0; |
| static final int DAY_MONTH_YEAR = 1; |
| static final int YEAR_MONTH_DAY = 2; |
| static final char SINGLE_QUOTE = '\''; //$NON-NLS-1$ short date format may include quoted text |
| static final char DAY_FORMAT_CONSTANT = 'd'; //$NON-NLS-1$ 1-4 lowercase 'd's represent day |
| static final char MONTH_FORMAT_CONSTANT = 'M'; //$NON-NLS-1$ 1-4 uppercase 'M's represent month |
| static final char YEAR_FORMAT_CONSTANT = 'y'; //$NON-NLS-1$ 1-5 lowercase 'y's represent year |
| static final char HOURS_FORMAT_CONSTANT = 'h'; //$NON-NLS-1$ 1-2 upper or lowercase 'h's represent hours |
| static final char MINUTES_FORMAT_CONSTANT = 'm'; //$NON-NLS-1$ 1-2 lowercase 'm's represent minutes |
| static final char SECONDS_FORMAT_CONSTANT = 's'; //$NON-NLS-1$ 1-2 lowercase 's's represent seconds |
| static final char AMPM_FORMAT_CONSTANT = 't'; //$NON-NLS-1$ 1-2 lowercase 't's represent am/pm |
| static final int[] MONTH_NAMES = new int[] {OS.LOCALE_SMONTHNAME1, OS.LOCALE_SMONTHNAME2, OS.LOCALE_SMONTHNAME3, OS.LOCALE_SMONTHNAME4, OS.LOCALE_SMONTHNAME5, OS.LOCALE_SMONTHNAME6, OS.LOCALE_SMONTHNAME7, OS.LOCALE_SMONTHNAME8, OS.LOCALE_SMONTHNAME9, OS.LOCALE_SMONTHNAME10, OS.LOCALE_SMONTHNAME11, OS.LOCALE_SMONTHNAME12}; |
| |
| |
| /** |
| * Constructs a new instance of this class given its parent |
| * and a style value describing its behavior and appearance. |
| * <p> |
| * The style value is either one of the style constants defined in |
| * class <code>SWT</code> which is applicable to instances of this |
| * class, or must be built by <em>bitwise OR</em>'ing together |
| * (that is, using the <code>int</code> "|" operator) two or more |
| * of those <code>SWT</code> style constants. The class description |
| * lists the style constants that are applicable to the class. |
| * Style bits are also inherited from superclasses. |
| * </p> |
| * |
| * @param parent a composite control which will be the parent of the new instance (cannot be null) |
| * @param style the style of control to construct |
| * |
| * @exception IllegalArgumentException <ul> |
| * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> |
| * </ul> |
| * @exception SWTException <ul> |
| * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li> |
| * <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li> |
| * </ul> |
| * |
| * @see SWT#DATE |
| * @see SWT#TIME |
| * @see SWT#CALENDAR |
| * @see Widget#checkSubclass |
| * @see Widget#getStyle |
| */ |
| public DateTime (Composite parent, int style) { |
| super (parent, checkStyle (style)); |
| if ((this.style & SWT.SHORT) != 0) { |
| String buffer = ((this.style & SWT.DATE) != 0) ? getCustomShortDateFormat() : getCustomShortTimeFormat(); |
| TCHAR lpszFormat = new TCHAR (0, buffer, true); |
| OS.SendMessage (handle, OS.DTM_SETFORMAT, 0, lpszFormat); |
| } |
| } |
| |
| /** |
| * Adds the listener to the collection of listeners who will |
| * be notified when the control is selected by the user, by sending |
| * it one of the messages defined in the <code>SelectionListener</code> |
| * interface. |
| * <p> |
| * <code>widgetSelected</code> is called when the user changes the control's value. |
| * <code>widgetDefaultSelected</code> is not called. |
| * </p> |
| * |
| * @param listener the listener which should be notified |
| * |
| * @exception IllegalArgumentException <ul> |
| * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> |
| * </ul> |
| * @exception SWTException <ul> |
| * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
| * </ul> |
| * |
| * @see SelectionListener |
| * @see #removeSelectionListener |
| * @see SelectionEvent |
| */ |
| public void addSelectionListener (SelectionListener listener) { |
| checkWidget (); |
| if (listener == null) error (SWT.ERROR_NULL_ARGUMENT); |
| TypedListener typedListener = new TypedListener (listener); |
| addListener (SWT.Selection, typedListener); |
| addListener (SWT.DefaultSelection, typedListener); |
| } |
| |
| int /*long*/ callWindowProc (int /*long*/ hwnd, int msg, int /*long*/ wParam, int /*long*/ lParam) { |
| if (handle == 0) return 0; |
| return OS.CallWindowProc (windowProc (), hwnd, msg, wParam, lParam); |
| } |
| |
| static int checkStyle (int style) { |
| /* |
| * Even though it is legal to create this widget |
| * with scroll bars, they serve no useful purpose |
| * because they do not automatically scroll the |
| * widget's client area. The fix is to clear |
| * the SWT style. |
| */ |
| style &= ~(SWT.H_SCROLL | SWT.V_SCROLL); |
| style = checkBits (style, SWT.DATE, SWT.TIME, SWT.CALENDAR, 0, 0, 0); |
| return checkBits (style, SWT.MEDIUM, SWT.SHORT, SWT.LONG, 0, 0, 0); |
| } |
| |
| protected void checkSubclass () { |
| if (!isValidSubclass ()) error (SWT.ERROR_INVALID_SUBCLASS); |
| } |
| |
| public Point computeSize (int wHint, int hHint, boolean changed) { |
| checkWidget (); |
| int width = 0, height = 0; |
| if (wHint == SWT.DEFAULT || hHint == SWT.DEFAULT) { |
| if ((style & SWT.CALENDAR) != 0) { |
| RECT rect = new RECT (); |
| OS.SendMessage(handle, OS.MCM_GETMINREQRECT, 0, rect); |
| width = rect.right; |
| height = rect.bottom; |
| } else { |
| TCHAR buffer = new TCHAR (getCodePage (), 128); |
| int /*long*/ newFont, oldFont = 0; |
| int /*long*/ hDC = OS.GetDC (handle); |
| newFont = OS.SendMessage (handle, OS.WM_GETFONT, 0, 0); |
| if (newFont != 0) oldFont = OS.SelectObject (hDC, newFont); |
| RECT rect = new RECT (); |
| int flags = OS.DT_CALCRECT | OS.DT_EDITCONTROL | OS.DT_NOPREFIX; |
| SYSTEMTIME systime = new SYSTEMTIME (); |
| if ((style & SWT.DATE) != 0) { |
| /* Determine the widest/tallest year string. */ |
| systime.wMonth = 1; |
| systime.wDay = 1; |
| int widest = 0, secondWidest = 0, thirdWidest = 0; |
| for (int i = 0; i <= MAX_DIGIT; i++) { |
| systime.wYear = (short) (2000 + i); // year 2000 + i is guaranteed to exist |
| int size = OS.GetDateFormat(OS.LOCALE_USER_DEFAULT, OS.DATE_SHORTDATE, systime, null, buffer, buffer.length ()); |
| if (size == 0) { |
| buffer = new TCHAR (getCodePage (), size); |
| OS.GetDateFormat(OS.LOCALE_USER_DEFAULT, OS.DATE_SHORTDATE, systime, null, buffer, buffer.length ()); |
| } |
| rect.left = rect.top = rect.right = rect.bottom = 0; |
| OS.DrawText (hDC, buffer, size, rect, flags); |
| if (rect.right - rect.left >= width) { |
| width = rect.right - rect.left; |
| thirdWidest = secondWidest; |
| secondWidest = widest; |
| widest = i; |
| } |
| height = Math.max(height, rect.bottom - rect.top); |
| } |
| if (widest > 1) widest = widest * 1000 + widest * 100 + widest * 10 + widest; |
| else if (secondWidest > 1) widest = secondWidest * 1000 + widest * 100 + widest * 10 + widest; |
| else widest = thirdWidest * 1000 + widest * 100 + widest * 10 + widest; |
| systime.wYear = (short) widest; |
| |
| /* Determine the widest/tallest month name string. */ |
| width = widest = 0; |
| for (short i = 0; i < MONTH_NAMES.length; i++) { |
| int name = MONTH_NAMES [i]; |
| int size = OS.GetLocaleInfo (OS.LOCALE_USER_DEFAULT, name, buffer, buffer.length ()); |
| if (size == 0) { |
| buffer = new TCHAR (getCodePage (), size); |
| OS.GetLocaleInfo (OS.LOCALE_USER_DEFAULT, name, buffer, buffer.length ()); |
| } |
| rect.left = rect.top = rect.right = rect.bottom = 0; |
| OS.DrawText (hDC, buffer, size, rect, flags); |
| if (rect.right - rect.left > width) { |
| width = rect.right - rect.left; |
| widest = i; |
| } |
| height = Math.max(height, rect.bottom - rect.top); |
| } |
| systime.wMonth = (short) (widest + 1); |
| |
| /* Determine the widest/tallest date string in the widest month of the widest year. */ |
| int dwFlags = ((style & SWT.MEDIUM) != 0) ? OS.DATE_SHORTDATE : ((style & SWT.SHORT) != 0) ? OS.DATE_YEARMONTH : OS.DATE_LONGDATE; |
| width = 0; |
| for (short i = 1; i <= MAX_DAY; i++) { |
| systime.wDay = i; |
| int size = OS.GetDateFormat(OS.LOCALE_USER_DEFAULT, dwFlags, systime, null, buffer, buffer.length ()); |
| if (size == 0) { |
| buffer = new TCHAR (getCodePage (), size); |
| OS.GetDateFormat(OS.LOCALE_USER_DEFAULT, dwFlags, systime, null, buffer, buffer.length ()); |
| } |
| rect.left = rect.top = rect.right = rect.bottom = 0; |
| OS.DrawText (hDC, buffer, size, rect, flags); |
| width = Math.max(width, rect.right - rect.left); |
| height = Math.max(height, rect.bottom - rect.top); |
| if ((style & SWT.SHORT) != 0) break; |
| } |
| } else if ((style & SWT.TIME) != 0) { |
| /* Determine the widest/tallest hour string. This code allows for the possibility of ligatures. */ |
| int dwFlags = ((style & SWT.SHORT) != 0) ? OS.TIME_NOSECONDS : 0; |
| short widest = 0; |
| int max = is24HourTime () ? MAX_24HOUR : MAX_12HOUR; |
| for (short i = 0; i < max; i++) { |
| systime.wHour = i; |
| int size = OS.GetTimeFormat(OS.LOCALE_USER_DEFAULT, dwFlags, systime, null, buffer, buffer.length ()); |
| if (size == 0) { |
| buffer = new TCHAR (getCodePage (), size); |
| OS.GetTimeFormat(OS.LOCALE_USER_DEFAULT, dwFlags, systime, null, buffer, buffer.length ()); |
| } |
| rect.left = rect.top = rect.right = rect.bottom = 0; |
| OS.DrawText (hDC, buffer, size, rect, flags); |
| if (rect.right - rect.left > width) { |
| width = rect.right - rect.left; |
| widest = i; |
| } |
| height = Math.max(height, rect.bottom - rect.top); |
| } |
| systime.wHour = widest; |
| |
| /* Determine the widest/tallest minute and second string. */ |
| width = widest = 0; |
| for (short i = 0; i < MAX_MINUTE; i++) { |
| systime.wMinute = i; |
| int size = OS.GetTimeFormat(OS.LOCALE_USER_DEFAULT, dwFlags, systime, null, buffer, buffer.length ()); |
| if (size == 0) { |
| buffer = new TCHAR (getCodePage (), size); |
| OS.GetTimeFormat(OS.LOCALE_USER_DEFAULT, dwFlags, systime, null, buffer, buffer.length ()); |
| } |
| rect.left = rect.top = rect.right = rect.bottom = 0; |
| OS.DrawText (hDC, buffer, size, rect, flags); |
| if (rect.right - rect.left > width) { |
| width = rect.right - rect.left; |
| widest = i; |
| } |
| height = Math.max(height, rect.bottom - rect.top); |
| } |
| systime.wMinute = widest; |
| systime.wSecond = widest; |
| |
| /* Determine the widest/tallest time string for the widest hour, widest minute, and if applicable, widest second. */ |
| int size = OS.GetTimeFormat(OS.LOCALE_USER_DEFAULT, dwFlags, systime, null, buffer, buffer.length ()); |
| if (size == 0) { |
| buffer = new TCHAR (getCodePage (), size); |
| OS.GetTimeFormat(OS.LOCALE_USER_DEFAULT, dwFlags, systime, null, buffer, buffer.length ()); |
| } |
| rect.left = rect.top = rect.right = rect.bottom = 0; |
| OS.DrawText (hDC, buffer, size, rect, flags); |
| width = rect.right - rect.left; |
| height = Math.max(height, rect.bottom - rect.top); |
| } |
| if (newFont != 0) OS.SelectObject (hDC, oldFont); |
| OS.ReleaseDC (handle, hDC); |
| int upDownWidth = OS.GetSystemMetrics (OS.SM_CXVSCROLL); |
| width += upDownWidth + MARGIN; |
| int upDownHeight = OS.GetSystemMetrics (OS.SM_CYVSCROLL); |
| // TODO: On Vista, can send DTM_GETDATETIMEPICKERINFO to ask the Edit control what its margins are |
| if (!OS.IsWinCE && OS.WIN32_VERSION >= OS.VERSION (6, 0)) upDownHeight += 7; |
| height = Math.max (height, upDownHeight); |
| } |
| } |
| if (width == 0) width = DEFAULT_WIDTH; |
| if (height == 0) height = DEFAULT_HEIGHT; |
| if (wHint != SWT.DEFAULT) width = wHint; |
| if (hHint != SWT.DEFAULT) height = hHint; |
| int border = getBorderWidth (); |
| width += border * 2; |
| height += border * 2; |
| return new Point (width, height); |
| } |
| |
| void createHandle () { |
| super.createHandle (); |
| state &= ~(CANVAS | THEME_BACKGROUND); |
| } |
| |
| int defaultBackground () { |
| return OS.GetSysColor (OS.COLOR_WINDOW); |
| } |
| |
| String getComputeSizeString () { |
| // TODO: Not currently used but might need for WinCE |
| if ((style & SWT.DATE) != 0) { |
| if ((style & SWT.SHORT) != 0) return getCustomShortDateFormat (); |
| if ((style & SWT.MEDIUM) != 0) return getShortDateFormat (); |
| if ((style & SWT.LONG) != 0) return getLongDateFormat (); |
| } |
| if ((style & SWT.TIME) != 0) { |
| if ((style & SWT.SHORT) != 0) return getCustomShortTimeFormat (); |
| return getTimeFormat (); |
| } |
| return ""; |
| } |
| |
| String getCustomShortDateFormat () { |
| if (true) { |
| TCHAR tchar = new TCHAR (getCodePage (), 80); |
| int size = OS.GetLocaleInfo (OS.LOCALE_USER_DEFAULT, OS.LOCALE_SYEARMONTH, tchar, 80); |
| return size != 0 ? tchar.toString (0, size - 1) : "M/yyyy"; //$NON-NLS-1$ |
| } |
| |
| //TODO: Not currently used, but may need for WinCE (or if numeric short date is required) |
| StringBuffer buffer = new StringBuffer (getShortDateFormat ()); |
| int length = buffer.length (); |
| boolean inQuotes = false; |
| int start = 0, end = 0; |
| while (start < length) { |
| char ch = buffer.charAt (start); |
| if (ch == SINGLE_QUOTE) inQuotes = !inQuotes; |
| else if (ch == DAY_FORMAT_CONSTANT && !inQuotes) { |
| end = start + 1; |
| while (end < length && buffer.charAt (end) == DAY_FORMAT_CONSTANT) end++; |
| int ordering = getShortDateFormatOrdering (); |
| switch (ordering) { |
| case MONTH_DAY_YEAR: |
| // skip the following separator |
| while (end < length && buffer.charAt (end) != YEAR_FORMAT_CONSTANT) end++; |
| break; |
| case DAY_MONTH_YEAR: |
| // skip the following separator |
| while (end < length && buffer.charAt (end) != MONTH_FORMAT_CONSTANT) end++; |
| break; |
| case YEAR_MONTH_DAY: |
| // skip the preceding separator |
| while (start > 0 && buffer.charAt (start) != MONTH_FORMAT_CONSTANT) start--; |
| break; |
| } |
| break; |
| } |
| start++; |
| } |
| if (start < end) buffer.delete (start, end); |
| return buffer.toString (); |
| } |
| |
| String getCustomShortTimeFormat () { |
| StringBuffer buffer = new StringBuffer (getTimeFormat ()); |
| int length = buffer.length (); |
| boolean inQuotes = false; |
| int start = 0, end = 0; |
| while (start < length) { |
| char ch = buffer.charAt (start); |
| if (ch == SINGLE_QUOTE) inQuotes = !inQuotes; |
| else if (ch == SECONDS_FORMAT_CONSTANT && !inQuotes) { |
| end = start + 1; |
| while (end < length && buffer.charAt (end) == SECONDS_FORMAT_CONSTANT) end++; |
| // skip the preceding separator |
| while (start > 0 && buffer.charAt (start) != MINUTES_FORMAT_CONSTANT) start--; |
| start++; |
| break; |
| } |
| start++; |
| } |
| if (start < end) buffer.delete (start, end); |
| return buffer.toString (); |
| } |
| |
| String getLongDateFormat () { |
| //TODO: Not currently used, but may need for WinCE |
| TCHAR tchar = new TCHAR (getCodePage (), 80); |
| int size = OS.GetLocaleInfo (OS.LOCALE_USER_DEFAULT, OS.LOCALE_SLONGDATE, tchar, 80); |
| return size > 0 ? tchar.toString (0, size - 1) : "dddd, MMMM dd, yyyy"; //$NON-NLS-1$ |
| } |
| |
| String getShortDateFormat () { |
| //TODO: Not currently used, but may need for WinCE |
| TCHAR tchar = new TCHAR (getCodePage (), 80); |
| //TODO: May need to OR with LOCALE_ICENTURY |
| int size = OS.GetLocaleInfo (OS.LOCALE_USER_DEFAULT, OS.LOCALE_SSHORTDATE, tchar, 80); |
| return size > 0 ? tchar.toString (0, size - 1) : "M/d/yyyy"; //$NON-NLS-1$ |
| } |
| |
| int getShortDateFormatOrdering () { |
| //TODO: Not currently used, but may need for WinCE |
| TCHAR tchar = new TCHAR (getCodePage (), 4); |
| int size = OS.GetLocaleInfo (OS.LOCALE_USER_DEFAULT, OS.LOCALE_IDATE, tchar, 4); |
| if (size > 0) { |
| String number = tchar.toString (0, size - 1); |
| return Integer.parseInt (number); |
| } |
| return 0; |
| } |
| |
| String getTimeFormat () { |
| TCHAR tchar = new TCHAR (getCodePage (), 80); |
| int size = OS.GetLocaleInfo (OS.LOCALE_USER_DEFAULT, OS.LOCALE_STIMEFORMAT, tchar, 80); |
| return size > 0 ? tchar.toString (0, size - 1) : "h:mm:ss tt"; //$NON-NLS-1$ |
| } |
| |
| boolean is24HourTime () { |
| TCHAR tchar = new TCHAR (getCodePage (), 4); |
| int size = OS.GetLocaleInfo (OS.LOCALE_USER_DEFAULT, OS.LOCALE_ITIME, tchar, 4); |
| if (size > 0) { |
| String number = tchar.toString (0, size - 1); |
| return Integer.parseInt (number) != 0; |
| } |
| return true; |
| } |
| |
| /** |
| * Returns the receiver's date, or day of the month. |
| * <p> |
| * The first day of the month is 1, and the last day depends on the month and year. |
| * </p> |
| * |
| * @return a positive integer beginning with 1 |
| * |
| * @exception SWTException <ul> |
| * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
| * </ul> |
| */ |
| public int getDay () { |
| checkWidget (); |
| SYSTEMTIME systime = new SYSTEMTIME (); |
| int msg = (style & SWT.CALENDAR) != 0 ? OS.MCM_GETCURSEL : OS.DTM_GETSYSTEMTIME; |
| OS.SendMessage (handle, msg, 0, systime); |
| return systime.wDay; |
| } |
| |
| /** |
| * Returns the receiver's hours. |
| * <p> |
| * Hours is an integer between 0 and 23. |
| * </p> |
| * |
| * @return an integer between 0 and 23 |
| * |
| * @exception SWTException <ul> |
| * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
| * </ul> |
| */ |
| public int getHours () { |
| checkWidget (); |
| SYSTEMTIME systime = new SYSTEMTIME (); |
| int msg = (style & SWT.CALENDAR) != 0 ? OS.MCM_GETCURSEL : OS.DTM_GETSYSTEMTIME; |
| OS.SendMessage (handle, msg, 0, systime); |
| return systime.wHour; |
| } |
| |
| /** |
| * Returns the receiver's minutes. |
| * <p> |
| * Minutes is an integer between 0 and 59. |
| * </p> |
| * |
| * @return an integer between 0 and 59 |
| * |
| * @exception SWTException <ul> |
| * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
| * </ul> |
| */ |
| public int getMinutes () { |
| checkWidget (); |
| SYSTEMTIME systime = new SYSTEMTIME (); |
| int msg = (style & SWT.CALENDAR) != 0 ? OS.MCM_GETCURSEL : OS.DTM_GETSYSTEMTIME; |
| OS.SendMessage (handle, msg, 0, systime); |
| return systime.wMinute; |
| } |
| |
| /** |
| * Returns the receiver's month. |
| * <p> |
| * The first month of the year is 0, and the last month is 11. |
| * </p> |
| * |
| * @return an integer between 0 and 11 |
| * |
| * @exception SWTException <ul> |
| * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
| * </ul> |
| */ |
| public int getMonth () { |
| checkWidget (); |
| SYSTEMTIME systime = new SYSTEMTIME (); |
| int msg = (style & SWT.CALENDAR) != 0 ? OS.MCM_GETCURSEL : OS.DTM_GETSYSTEMTIME; |
| OS.SendMessage (handle, msg, 0, systime); |
| return systime.wMonth - 1; |
| } |
| |
| String getNameText () { |
| return "DateTime"; |
| } |
| |
| /** |
| * Returns the receiver's seconds. |
| * <p> |
| * Seconds is an integer between 0 and 59. |
| * </p> |
| * |
| * @return an integer between 0 and 59 |
| * |
| * @exception SWTException <ul> |
| * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
| * </ul> |
| */ |
| public int getSeconds () { |
| checkWidget (); |
| SYSTEMTIME systime = new SYSTEMTIME (); |
| int msg = (style & SWT.CALENDAR) != 0 ? OS.MCM_GETCURSEL : OS.DTM_GETSYSTEMTIME; |
| OS.SendMessage (handle, msg, 0, systime); |
| return systime.wSecond; |
| } |
| |
| /** |
| * Returns the receiver's year. |
| * <p> |
| * The first year is 1752 and the last year is 9999. |
| * </p> |
| * |
| * @return an integer between 1752 and 9999 |
| * |
| * @exception SWTException <ul> |
| * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
| * </ul> |
| */ |
| public int getYear () { |
| checkWidget (); |
| SYSTEMTIME systime = new SYSTEMTIME (); |
| int msg = (style & SWT.CALENDAR) != 0 ? OS.MCM_GETCURSEL : OS.DTM_GETSYSTEMTIME; |
| OS.SendMessage (handle, msg, 0, systime); |
| return systime.wYear; |
| } |
| |
| /** |
| * Removes the listener from the collection of listeners who will |
| * be notified when the control is selected by the user. |
| * |
| * @param listener the listener which should no longer be notified |
| * |
| * @exception IllegalArgumentException <ul> |
| * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> |
| * </ul> |
| * @exception SWTException <ul> |
| * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
| * </ul> |
| * |
| * @see SelectionListener |
| * @see #addSelectionListener |
| */ |
| public void removeSelectionListener (SelectionListener listener) { |
| checkWidget (); |
| if (listener == null) error (SWT.ERROR_NULL_ARGUMENT); |
| if (eventTable == null) return; |
| eventTable.unhook (SWT.Selection, listener); |
| eventTable.unhook (SWT.DefaultSelection, listener); |
| } |
| |
| /** |
| * Sets the receiver's date, or day of the month, to the specified day. |
| * <p> |
| * The first day of the month is 1, and the last day depends on the month and year. |
| * </p> |
| * |
| * @param day a positive integer beginning with 1 |
| * |
| * @exception SWTException <ul> |
| * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
| * </ul> |
| */ |
| public void setDay (int day) { |
| checkWidget (); |
| SYSTEMTIME systime = new SYSTEMTIME (); |
| int msg = (style & SWT.CALENDAR) != 0 ? OS.MCM_GETCURSEL : OS.DTM_GETSYSTEMTIME; |
| OS.SendMessage (handle, msg, 0, systime); |
| msg = (style & SWT.CALENDAR) != 0 ? OS.MCM_SETCURSEL : OS.DTM_SETSYSTEMTIME; |
| systime.wDay = (short)day; |
| OS.SendMessage (handle, msg, 0, systime); |
| } |
| |
| /** |
| * Sets the receiver's hours. |
| * <p> |
| * Hours is an integer between 0 and 23. |
| * </p> |
| * |
| * @param hours an integer between 0 and 23 |
| * |
| * @exception SWTException <ul> |
| * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
| * </ul> |
| */ |
| public void setHours (int hours) { |
| checkWidget (); |
| SYSTEMTIME systime = new SYSTEMTIME (); |
| int msg = (style & SWT.CALENDAR) != 0 ? OS.MCM_GETCURSEL : OS.DTM_GETSYSTEMTIME; |
| OS.SendMessage (handle, msg, 0, systime); |
| msg = (style & SWT.CALENDAR) != 0 ? OS.MCM_SETCURSEL : OS.DTM_SETSYSTEMTIME; |
| systime.wHour = (short)hours; |
| OS.SendMessage (handle, msg, 0, systime); |
| } |
| |
| /** |
| * Sets the receiver's minutes. |
| * <p> |
| * Minutes is an integer between 0 and 59. |
| * </p> |
| * |
| * @param minutes an integer between 0 and 59 |
| * |
| * @exception SWTException <ul> |
| * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
| * </ul> |
| */ |
| public void setMinutes (int minutes) { |
| checkWidget (); |
| SYSTEMTIME systime = new SYSTEMTIME (); |
| int msg = (style & SWT.CALENDAR) != 0 ? OS.MCM_GETCURSEL : OS.DTM_GETSYSTEMTIME; |
| OS.SendMessage (handle, msg, 0, systime); |
| msg = (style & SWT.CALENDAR) != 0 ? OS.MCM_SETCURSEL : OS.DTM_SETSYSTEMTIME; |
| systime.wMinute = (short)minutes; |
| OS.SendMessage (handle, msg, 0, systime); |
| } |
| |
| /** |
| * Sets the receiver's month. |
| * <p> |
| * The first month of the year is 0, and the last month is 11. |
| * </p> |
| * |
| * @param month an integer between 0 and 11 |
| * |
| * @exception SWTException <ul> |
| * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
| * </ul> |
| */ |
| public void setMonth (int month) { |
| checkWidget (); |
| SYSTEMTIME systime = new SYSTEMTIME (); |
| int msg = (style & SWT.CALENDAR) != 0 ? OS.MCM_GETCURSEL : OS.DTM_GETSYSTEMTIME; |
| OS.SendMessage (handle, msg, 0, systime); |
| msg = (style & SWT.CALENDAR) != 0 ? OS.MCM_SETCURSEL : OS.DTM_SETSYSTEMTIME; |
| systime.wMonth = (short)(month + 1); |
| OS.SendMessage (handle, msg, 0, systime); |
| } |
| |
| /** |
| * Sets the receiver's seconds. |
| * <p> |
| * Seconds is an integer between 0 and 59. |
| * </p> |
| * |
| * @param seconds an integer between 0 and 59 |
| * |
| * @exception SWTException <ul> |
| * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
| * </ul> |
| */ |
| public void setSeconds (int seconds) { |
| checkWidget (); |
| SYSTEMTIME systime = new SYSTEMTIME (); |
| int msg = (style & SWT.CALENDAR) != 0 ? OS.MCM_GETCURSEL : OS.DTM_GETSYSTEMTIME; |
| OS.SendMessage (handle, msg, 0, systime); |
| msg = (style & SWT.CALENDAR) != 0 ? OS.MCM_SETCURSEL : OS.DTM_SETSYSTEMTIME; |
| systime.wSecond = (short)seconds; |
| OS.SendMessage (handle, msg, 0, systime); |
| } |
| |
| /** |
| * Sets the receiver's year. |
| * <p> |
| * The first year is 1752 and the last year is 9999. |
| * </p> |
| * |
| * @param year an integer between 1752 and 9999 |
| * |
| * @exception SWTException <ul> |
| * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> |
| * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> |
| * </ul> |
| */ |
| public void setYear (int year) { |
| checkWidget (); |
| SYSTEMTIME systime = new SYSTEMTIME (); |
| int msg = (style & SWT.CALENDAR) != 0 ? OS.MCM_GETCURSEL : OS.DTM_GETSYSTEMTIME; |
| OS.SendMessage (handle, msg, 0, systime); |
| msg = (style & SWT.CALENDAR) != 0 ? OS.MCM_SETCURSEL : OS.DTM_SETSYSTEMTIME; |
| systime.wYear = (short)year; |
| OS.SendMessage (handle, msg, 0, systime); |
| } |
| |
| int widgetStyle () { |
| int bits = super.widgetStyle () | OS.WS_TABSTOP; |
| if ((style & SWT.CALENDAR) != 0) return bits | OS.MCS_NOTODAY; |
| /* |
| * Bug in Windows: When WS_CLIPCHILDREN is set in a |
| * Date and Time Picker, the widget draws on top of |
| * the updown control. The fix is to clear the bits. |
| */ |
| bits &= ~OS.WS_CLIPCHILDREN; |
| if ((style & SWT.TIME) != 0) bits |= OS.DTS_TIMEFORMAT; |
| if ((style & SWT.DATE) != 0) bits |= ((style & SWT.MEDIUM) != 0 ? OS.DTS_SHORTDATECENTURYFORMAT : OS.DTS_LONGDATEFORMAT) | OS.DTS_UPDOWN; |
| return bits; |
| } |
| |
| TCHAR windowClass () { |
| return (style & SWT.CALENDAR) != 0 ? CalendarClass : DateTimeClass; |
| } |
| |
| int /*long*/ windowProc () { |
| return (style & SWT.CALENDAR) != 0 ? CalendarProc : DateTimeProc; |
| } |
| |
| LRESULT wmNotifyChild (NMHDR hdr, int /*long*/ wParam, int /*long*/ lParam) { |
| switch (hdr.code) { |
| case OS.MCN_SELCHANGE: //SENT WHEN YOU SET IT? |
| case OS.DTN_DATETIMECHANGE: |
| sendEvent (SWT.Selection); |
| break; |
| } |
| return super.wmNotifyChild (hdr, wParam, lParam); |
| } |
| } |