| /******************************************************************************* |
| * Copyright (c) 2000, 2012 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.swt.widgets; |
| |
| import org.eclipse.swt.*; |
| import org.eclipse.swt.events.*; |
| import org.eclipse.swt.graphics.*; |
| import org.eclipse.swt.internal.win32.*; |
| |
| /** |
| * 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, DROP_DOWN, CALENDAR_WEEKNUMBERS</dd> |
| * <dt><b>Events:</b></dt> |
| * <dd>DefaultSelection, 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. |
| * The DROP_DOWN style is only valid with the DATE style. |
| * </p><p> |
| * IMPORTANT: This class is <em>not</em> intended to be subclassed. |
| * </p> |
| * |
| * @see <a href="http://www.eclipse.org/swt/snippets/#datetime">DateTime snippets</a> |
| * @see <a href="http://www.eclipse.org/swt/examples.php">SWT Example: ControlExample</a> |
| * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a> |
| * |
| * @since 3.3 |
| * @noextend This class is not intended to be subclassed by clients. |
| */ |
| public class DateTime extends Composite { |
| static final int MIN_YEAR = 1752; // Gregorian switchover in North America: September 19, 1752 |
| static final int MAX_YEAR = 9999; |
| boolean doubleClick, ignoreSelection; |
| SYSTEMTIME lastSystemTime; |
| SYSTEMTIME time = new SYSTEMTIME (); // only used in calendar mode |
| static final long /*int*/ DateTimeProc; |
| static final TCHAR DateTimeClass = new TCHAR (0, OS.DATETIMEPICK_CLASS, true); |
| static final long /*int*/ 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); |
| } |
| static { |
| WNDCLASS lpWndClass = new WNDCLASS (); |
| OS.GetClassInfo (0, DateTimeClass, lpWndClass); |
| DateTimeProc = lpWndClass.lpfnWndProc; |
| /* |
| * Feature in Windows. The date time window class |
| * does not include CS_DBLCLKS. This means that these |
| * controls will not get double click messages such as |
| * WM_LBUTTONDBLCLK. The fix is to register a new |
| * window class with CS_DBLCLKS. |
| * |
| * NOTE: Screen readers look for the exact class name |
| * of the control in order to provide the correct kind |
| * of assistance. Therefore, it is critical that the |
| * new window class have the same name. It is possible |
| * to register a local window class with the same name |
| * as a global class. Since bits that affect the class |
| * are being changed, it is possible that other native |
| * code, other than SWT, could create a control with |
| * this class name, and fail unexpectedly. |
| */ |
| lpWndClass.hInstance = OS.GetModuleHandle (null); |
| lpWndClass.style &= ~OS.CS_GLOBALCLASS; |
| lpWndClass.style |= OS.CS_DBLCLKS; |
| OS.RegisterClass (lpWndClass); |
| } |
| static { |
| WNDCLASS lpWndClass = new WNDCLASS (); |
| OS.GetClassInfo (0, CalendarClass, lpWndClass); |
| CalendarProc = lpWndClass.lpfnWndProc; |
| /* |
| * Feature in Windows. The date time window class |
| * does not include CS_DBLCLKS. This means that these |
| * controls will not get double click messages such as |
| * WM_LBUTTONDBLCLK. The fix is to register a new |
| * window class with CS_DBLCLKS. |
| * |
| * NOTE: Screen readers look for the exact class name |
| * of the control in order to provide the correct kind |
| * of assistance. Therefore, it is critical that the |
| * new window class have the same name. It is possible |
| * to register a local window class with the same name |
| * as a global class. Since bits that affect the class |
| * are being changed, it is possible that other native |
| * code, other than SWT, could create a control with |
| * this class name, and fail unexpectedly. |
| */ |
| lpWndClass.hInstance = OS.GetModuleHandle (null); |
| lpWndClass.style &= ~OS.CS_GLOBALCLASS; |
| lpWndClass.style |= OS.CS_DBLCLKS; |
| OS.RegisterClass (lpWndClass); |
| } |
| 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 |
| |
| |
| /** |
| * 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 SWT#CALENDAR_WEEKNUMBERS |
| * @see SWT#SHORT |
| * @see SWT#MEDIUM |
| * @see SWT#LONG |
| * @see SWT#DROP_DOWN |
| * @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 typically called when ENTER is pressed. |
| * </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); |
| } |
| |
| @Override |
| long /*int*/ callWindowProc (long /*int*/ hwnd, int msg, long /*int*/ wParam, long /*int*/ 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); |
| style = checkBits (style, SWT.MEDIUM, SWT.SHORT, SWT.LONG, 0, 0, 0); |
| if ((style & SWT.DATE) == 0) style &=~ SWT.DROP_DOWN; |
| return style; |
| } |
| |
| @Override |
| protected void checkSubclass () { |
| if (!isValidSubclass ()) error (SWT.ERROR_INVALID_SUBCLASS); |
| } |
| |
| @Override Point computeSizeInPixels (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 { |
| // customize the style of the drop-down calendar, to get the correct size |
| if ((style & SWT.CALENDAR_WEEKNUMBERS) != 0) { |
| // get current style and add week numbers to the calendar drop-down |
| int bits = OS.GetWindowLong (handle, OS.GWL_STYLE); |
| OS.SendMessage(handle, OS.DTM_SETMCSTYLE, 0, bits | OS.MCS_WEEKNUMBERS); |
| } |
| SIZE size = new SIZE (); |
| OS.SendMessage(handle, OS.DTM_GETIDEALSIZE, 0, size); |
| width = size.cx; |
| height = size.cy; |
| // TODO: Can maybe use DTM_GETDATETIMEPICKERINFO for this |
| int upDownHeight = OS.GetSystemMetrics (OS.SM_CYVSCROLL) + 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 = getBorderWidthInPixels (); |
| width += border * 2; |
| height += border * 2; |
| return new Point (width, height); |
| } |
| |
| @Override |
| void createHandle () { |
| super.createHandle (); |
| state &= ~(CANVAS | THEME_BACKGROUND); |
| |
| if ((style & SWT.BORDER) == 0) { |
| int bits = OS.GetWindowLong (handle, OS.GWL_EXSTYLE); |
| bits &= ~(OS.WS_EX_CLIENTEDGE | OS.WS_EX_STATICEDGE); |
| OS.SetWindowLong (handle, OS.GWL_EXSTYLE, bits); |
| } |
| } |
| |
| @Override |
| int defaultBackground () { |
| return OS.GetSysColor (OS.COLOR_WINDOW); |
| } |
| |
| String getCustomShortDateFormat () { |
| 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"; //$NON-NLS-1$ |
| } |
| |
| 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 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"; //$NON-NLS-1$ |
| } |
| |
| /** |
| * 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 (); |
| if ((style & SWT.CALENDAR) != 0) return time.wHour; |
| 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 (); |
| if ((style & SWT.CALENDAR) != 0) return time.wMinute; |
| 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; |
| } |
| |
| @Override |
| String getNameText() { |
| return (style & SWT.TIME) != 0 ? getHours() + ":" + getMinutes() + ":" + getSeconds() |
| : (getMonth() + 1) + "/" + getDay() + "/" + getYear(); |
| } |
| |
| /** |
| * 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 (); |
| if ((style & SWT.CALENDAR) != 0) return time.wSecond; |
| 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; |
| } |
| |
| @Override |
| void releaseWidget () { |
| super.releaseWidget (); |
| lastSystemTime = null; |
| } |
| |
| /** |
| * 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 year, month, and day in a single operation. |
| * <p> |
| * This is the recommended way to set the date, because setting the year, |
| * month, and day separately may result in invalid intermediate dates. |
| * </p> |
| * |
| * @param year an integer between 1752 and 9999 |
| * @param month an integer between 0 and 11 |
| * @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> |
| * |
| * @since 3.4 |
| */ |
| public void setDate (int year, int month, int day) { |
| checkWidget (); |
| if (year < MIN_YEAR || year > MAX_YEAR) return; |
| 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; |
| systime.wMonth = (short)(month + 1); |
| systime.wDay = (short)day; |
| OS.SendMessage (handle, msg, 0, systime); |
| lastSystemTime = null; |
| } |
| |
| /** |
| * 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. |
| * If the specified day is not valid for the receiver's month and year, then it is ignored. |
| * </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> |
| * |
| * @see #setDate |
| */ |
| 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); |
| lastSystemTime = null; |
| } |
| |
| /** |
| * 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 (); |
| if (hours < 0 || hours > 23) return; |
| 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); |
| if ((style & SWT.CALENDAR) != 0 && hours >= 0 && hours <= 23) time.wHour = (short)hours; |
| } |
| |
| /** |
| * 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 (); |
| if (minutes < 0 || minutes > 59) return; |
| 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); |
| if ((style & SWT.CALENDAR) != 0 && minutes >= 0 && minutes <= 59) time.wMinute = (short)minutes; |
| } |
| |
| /** |
| * Sets the receiver's month. |
| * <p> |
| * The first month of the year is 0, and the last month is 11. |
| * If the specified month is not valid for the receiver's day and year, then it is ignored. |
| * </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> |
| * |
| * @see #setDate |
| */ |
| 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); |
| lastSystemTime = null; |
| } |
| |
| @Override |
| public void setOrientation (int orientation) { |
| /* Currently supported only for CALENDAR style. */ |
| if ((style & SWT.CALENDAR) != 0) super.setOrientation (orientation); |
| } |
| /** |
| * 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 (); |
| if (seconds < 0 || seconds > 59) return; |
| 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); |
| if ((style & SWT.CALENDAR) != 0 && seconds >= 0 && seconds <= 59) time.wSecond = (short)seconds; |
| } |
| |
| /** |
| * Sets the receiver's hours, minutes, and seconds in a single operation. |
| * |
| * @param hours an integer between 0 and 23 |
| * @param minutes an integer between 0 and 59 |
| * @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> |
| * |
| * @since 3.4 |
| */ |
| public void setTime (int hours, int minutes, int seconds) { |
| checkWidget (); |
| if (hours < 0 || hours > 23 || minutes < 0 || minutes > 59 || seconds < 0 || seconds > 59) return; |
| 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; |
| systime.wMinute = (short)minutes; |
| systime.wSecond = (short)seconds; |
| OS.SendMessage (handle, msg, 0, systime); |
| if ((style & SWT.CALENDAR) != 0 |
| && hours >= 0 && hours <= 23 |
| && minutes >= 0 && minutes <= 59 |
| && seconds >= 0 && seconds <= 59) { |
| time.wHour = (short)hours; |
| time.wMinute = (short)minutes; |
| time.wSecond = (short)seconds; |
| } |
| } |
| |
| /** |
| * Sets the receiver's year. |
| * <p> |
| * The first year is 1752 and the last year is 9999. |
| * If the specified year is not valid for the receiver's day and month, then it is ignored. |
| * </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> |
| * |
| * @see #setDate |
| */ |
| public void setYear (int year) { |
| checkWidget (); |
| if (year < MIN_YEAR || year > MAX_YEAR) return; |
| 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); |
| lastSystemTime = null; |
| } |
| |
| @Override |
| int widgetStyle () { |
| int bits = super.widgetStyle () | OS.WS_TABSTOP; |
| if ((style & SWT.CALENDAR_WEEKNUMBERS) != 0) { |
| bits |= OS.MCS_WEEKNUMBERS; |
| } |
| 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); |
| if ((style & SWT.DROP_DOWN) == 0) bits |= OS.DTS_UPDOWN; |
| } |
| return bits; |
| } |
| |
| @Override |
| TCHAR windowClass () { |
| return (style & SWT.CALENDAR) != 0 ? CalendarClass : DateTimeClass; |
| } |
| |
| @Override |
| long /*int*/ windowProc () { |
| return (style & SWT.CALENDAR) != 0 ? CalendarProc : DateTimeProc; |
| } |
| |
| @Override |
| LRESULT wmNotifyChild (NMHDR hdr, long /*int*/ wParam, long /*int*/ lParam) { |
| switch (hdr.code) { |
| case OS.DTN_CLOSEUP: { |
| /* |
| * Feature in Windows. When the user selects the drop-down button, |
| * the DateTimePicker runs a modal loop and consumes WM_LBUTTONUP. |
| * This is done without adding a mouse capture. Since WM_LBUTTONUP |
| * is not delivered, the normal mechanism where a mouse capture is |
| * added on mouse down and removed when the mouse is released |
| * is broken, leaving an unwanted capture. The fix is to avoid |
| * setting capture on mouse down right after WM_LBUTTONUP is consumed. |
| */ |
| display.captureChanged = true; |
| break; |
| } |
| case OS.MCN_SELCHANGE: { |
| if (ignoreSelection) break; |
| SYSTEMTIME systime = new SYSTEMTIME (); |
| OS.SendMessage (handle, OS.MCM_GETCURSEL, 0, systime); |
| sendSelectionEvent (SWT.Selection); |
| break; |
| } |
| case OS.DTN_DATETIMECHANGE: { |
| SYSTEMTIME systime = new SYSTEMTIME (); |
| OS.SendMessage (handle, OS.DTM_GETSYSTEMTIME, 0, systime); |
| if (lastSystemTime == null || systime.wDay != lastSystemTime.wDay || systime.wMonth != lastSystemTime.wMonth || systime.wYear != lastSystemTime.wYear) { |
| sendSelectionEvent (SWT.Selection); |
| if ((style & SWT.TIME) == 0) lastSystemTime = systime; |
| } |
| break; |
| } |
| } |
| return super.wmNotifyChild (hdr, wParam, lParam); |
| } |
| |
| @Override |
| LRESULT WM_CHAR (long /*int*/ wParam, long /*int*/ lParam) { |
| LRESULT result = super.WM_CHAR (wParam, lParam); |
| if (result != null) return result; |
| /* |
| * Feature in Windows. For some reason, when the |
| * user presses tab, return or escape, Windows beeps. |
| * The fix is to look for these keys and not call |
| * the window proc. |
| */ |
| switch ((int)/*64*/wParam) { |
| case SWT.CR: |
| sendSelectionEvent (SWT.DefaultSelection); |
| // FALL THROUGH |
| case SWT.TAB: |
| case SWT.ESC: return LRESULT.ZERO; |
| } |
| return result; |
| } |
| |
| @Override |
| LRESULT WM_LBUTTONDBLCLK (long /*int*/ wParam, long /*int*/ lParam) { |
| LRESULT result = super.WM_LBUTTONDBLCLK (wParam, lParam); |
| if (isDisposed ()) return LRESULT.ZERO; |
| if ((style & SWT.CALENDAR) != 0) { |
| MCHITTESTINFO pMCHitTest = new MCHITTESTINFO (); |
| pMCHitTest.cbSize = MCHITTESTINFO.sizeof; |
| POINT pt = new POINT (); |
| pt.x = OS.GET_X_LPARAM (lParam); |
| pt.y = OS.GET_Y_LPARAM (lParam); |
| pMCHitTest.pt = pt; |
| long /*int*/ code = OS.SendMessage (handle, OS.MCM_HITTEST, 0, pMCHitTest); |
| if ((code & OS.MCHT_CALENDARDATE) == OS.MCHT_CALENDARDATE) doubleClick = true; |
| } |
| return result; |
| } |
| |
| @Override |
| LRESULT WM_LBUTTONDOWN (long /*int*/ wParam, long /*int*/ lParam) { |
| LRESULT result = super.WM_LBUTTONDOWN (wParam, lParam); |
| if (result == LRESULT.ZERO) return result; |
| doubleClick = false; |
| /* |
| * Feature in Windows. For some reason, the calendar control |
| * does not take focus on WM_LBUTTONDOWN. The fix is to |
| * explicitly set focus. |
| */ |
| if ((style & SWT.CALENDAR) != 0) { |
| if ((style & SWT.NO_FOCUS) == 0) OS.SetFocus (handle); |
| } |
| return result; |
| } |
| |
| @Override |
| LRESULT WM_LBUTTONUP (long /*int*/ wParam, long /*int*/ lParam) { |
| LRESULT result = super.WM_LBUTTONUP (wParam, lParam); |
| if (isDisposed ()) return LRESULT.ZERO; |
| if (doubleClick) sendSelectionEvent (SWT.DefaultSelection); |
| doubleClick = false; |
| return result; |
| } |
| |
| @Override |
| LRESULT WM_TIMER (long /*int*/ wParam, long /*int*/ lParam) { |
| LRESULT result = super.WM_TIMER (wParam, lParam); |
| if (result != null) return result; |
| /* |
| * Feature in Windows. For some reason, Windows sends WM_NOTIFY with |
| * MCN_SELCHANGE at regular intervals. This is unexpected. The fix is |
| * to ignore MCN_SELCHANGE during WM_TIMER. |
| */ |
| ignoreSelection = true; |
| long /*int*/ code = callWindowProc(handle, OS.WM_TIMER, wParam, lParam); |
| ignoreSelection = false; |
| return code == 0 ? LRESULT.ZERO : new LRESULT(code); |
| } |
| } |