| /******************************************************************************* |
| * Copyright (c) 2000, 2009 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.*; |
| import org.eclipse.swt.events.*; |
| import org.eclipse.swt.graphics.*; |
| import org.eclipse.swt.internal.cocoa.*; |
| |
| /** |
| * 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</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 a <em>HINT</em>, and it 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; |
| |
| /** |
| * 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#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)); |
| } |
| |
| 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.MEDIUM, SWT.SHORT, SWT.LONG, 0, 0, 0); |
| return checkBits (style, SWT.DATE, SWT.TIME, SWT.CALENDAR, 0, 0, 0); |
| } |
| |
| protected void checkSubclass () { |
| if (!isValidSubclass ()) error (SWT.ERROR_INVALID_SUBCLASS); |
| } |
| |
| /** |
| * 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); |
| } |
| |
| public Point computeSize (int wHint, int hHint, boolean changed) { |
| checkWidget (); |
| int width = 0, height = 0; |
| NSControl widget = (NSControl)view; |
| NSSize size = widget.cell ().cellSize (); |
| width = (int)Math.ceil (size.width); |
| height = (int)Math.ceil (size.height); |
| 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 () { |
| NSDatePicker widget = (NSDatePicker)new SWTDatePicker().alloc(); |
| widget.init(); |
| int pickerStyle = OS.NSTextFieldAndStepperDatePickerStyle; |
| int elementFlags = 0; |
| if ((style & SWT.CALENDAR) != 0) { |
| pickerStyle = OS.NSClockAndCalendarDatePickerStyle; |
| elementFlags = OS.NSYearMonthDayDatePickerElementFlag; |
| } else { |
| if ((style & SWT.TIME) != 0) { |
| elementFlags = (style & SWT.SHORT) != 0 ? OS.NSHourMinuteDatePickerElementFlag : OS.NSHourMinuteSecondDatePickerElementFlag; |
| } |
| if ((style & SWT.DATE) != 0) { |
| elementFlags = (style & SWT.SHORT) != 0 ? OS.NSYearMonthDatePickerElementFlag : OS.NSYearMonthDayDatePickerElementFlag; |
| } |
| } |
| widget.setDrawsBackground(true); |
| widget.setDatePickerStyle(pickerStyle); |
| widget.setDatePickerElements(elementFlags); |
| NSDate date = NSCalendarDate.calendarDate(); |
| widget.setDateValue(date); |
| widget.setTarget(widget); |
| widget.setAction(OS.sel_sendSelection); |
| view = widget; |
| } |
| |
| NSFont defaultNSFont() { |
| return display.datePickerFont; |
| } |
| |
| NSCalendarDate getCalendarDate () { |
| NSDate date = ((NSDatePicker)view).dateValue(); |
| return date.dateWithCalendarFormat(null, null); |
| } |
| |
| /** |
| * 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 (); |
| return (int)/*64*/getCalendarDate().dayOfMonth(); |
| } |
| |
| /** |
| * 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 (); |
| return (int)/*64*/getCalendarDate().hourOfDay(); |
| } |
| |
| /** |
| * 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 (); |
| return (int)/*64*/getCalendarDate().minuteOfHour(); |
| } |
| |
| /** |
| * 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 (); |
| return (int)/*64*/getCalendarDate().monthOfYear() - 1; |
| } |
| |
| 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 (); |
| return (int)/*64*/getCalendarDate().secondOfMinute(); |
| } |
| |
| /** |
| * 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 (); |
| return (int)/*64*/getCalendarDate().yearOfCommonEra(); |
| } |
| |
| boolean isEventView (int /*long*/ id) { |
| return true; |
| } |
| |
| boolean isFlipped (int /*long*/ id, int /*long*/ sel) { |
| if ((style & SWT.CALENDAR) != 0) return super.isFlipped (id, sel); |
| return true; |
| } |
| |
| /** |
| * 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); |
| } |
| |
| boolean sendKeyEvent (NSEvent nsEvent, int type) { |
| boolean result = super.sendKeyEvent (nsEvent, type); |
| if (!result) return result; |
| if (type != SWT.KeyDown) return result; |
| if ((style & SWT.CALENDAR) == 0) { |
| short keyCode = nsEvent.keyCode (); |
| switch (keyCode) { |
| case 76: /* KP Enter */ |
| case 36: /* Return */ |
| postEvent (SWT.DefaultSelection); |
| } |
| } |
| return result; |
| } |
| |
| void sendSelection () { |
| NSEvent event = NSApplication.sharedApplication().currentEvent(); |
| if (event != null && (style & SWT.CALENDAR) != 0) { |
| if (event.clickCount() == 2) { |
| postEvent (SWT.DefaultSelection); |
| } else if (event.type() == OS.NSLeftMouseUp) { |
| postEvent (SWT.Selection); |
| } |
| } else { // SWT.DATE or SWT.TIME |
| postEvent (SWT.Selection); |
| } |
| } |
| |
| void updateBackground () { |
| NSColor nsColor = null; |
| if (backgroundImage != null) { |
| nsColor = NSColor.colorWithPatternImage(backgroundImage.handle); |
| } else if (background != null) { |
| nsColor = NSColor.colorWithDeviceRed(background[0], background[1], background[2], background[3]); |
| } else { |
| if ((style & SWT.CALENDAR) != 0) { |
| nsColor = NSColor.controlBackgroundColor (); |
| } else { |
| nsColor = NSColor.textBackgroundColor (); |
| } |
| |
| } |
| ((NSDatePicker)view).setBackgroundColor(nsColor); |
| } |
| |
| /** |
| * 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; |
| NSCalendarDate date = getCalendarDate(); |
| NSCalendarDate newDate = NSCalendarDate.dateWithYear(year, month + 1, day, |
| date.hourOfDay(), date.minuteOfHour(), date.secondOfMinute(), date.timeZone()); |
| if (newDate.yearOfCommonEra() == year && newDate.monthOfYear() == month + 1 && newDate.dayOfMonth() == day) { |
| ((NSDatePicker)view).setDateValue(newDate); |
| } |
| } |
| |
| /** |
| * 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 (); |
| NSCalendarDate date = getCalendarDate(); |
| NSCalendarDate newDate = NSCalendarDate.dateWithYear(date.yearOfCommonEra(), date.monthOfYear(), day, |
| date.hourOfDay(), date.minuteOfHour(), date.secondOfMinute(), date.timeZone()); |
| if (newDate.yearOfCommonEra() == date.yearOfCommonEra() && newDate.monthOfYear() == date.monthOfYear() && newDate.dayOfMonth() == day) { |
| ((NSDatePicker)view).setDateValue(newDate); |
| } |
| } |
| |
| void setForeground (float /*double*/ [] color) { |
| NSColor nsColor; |
| if (color == null) { |
| if ((style & SWT.CALENDAR) != 0) { |
| nsColor = NSColor.controlTextColor (); |
| } else { |
| nsColor = NSColor.textColor (); |
| } |
| } else { |
| nsColor = NSColor.colorWithDeviceRed(color[0], color[1], color[2], 1); |
| } |
| ((NSDatePicker)view).setTextColor(nsColor); |
| } |
| |
| /** |
| * 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; |
| NSCalendarDate date = getCalendarDate(); |
| NSCalendarDate newDate = NSCalendarDate.dateWithYear(date.yearOfCommonEra(), date.monthOfYear(), date.dayOfMonth(), |
| hours, date.minuteOfHour(), date.secondOfMinute(), date.timeZone()); |
| ((NSDatePicker)view).setDateValue(newDate); |
| } |
| |
| /** |
| * 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; |
| NSCalendarDate date = getCalendarDate(); |
| NSCalendarDate newDate = NSCalendarDate.dateWithYear(date.yearOfCommonEra(), date.monthOfYear(), date.dayOfMonth(), |
| date.hourOfDay(), minutes, date.secondOfMinute(), date.timeZone()); |
| ((NSDatePicker)view).setDateValue(newDate); |
| } |
| |
| /** |
| * 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 (); |
| NSCalendarDate date = getCalendarDate(); |
| NSCalendarDate newDate = NSCalendarDate.dateWithYear(date.yearOfCommonEra(), month + 1, date.dayOfMonth(), |
| date.hourOfDay(), date.minuteOfHour(), date.secondOfMinute(), date.timeZone()); |
| if (newDate.yearOfCommonEra() == date.yearOfCommonEra() && newDate.monthOfYear() == month + 1 && newDate.dayOfMonth() == date.dayOfMonth()) { |
| ((NSDatePicker)view).setDateValue(newDate); |
| } |
| } |
| |
| /** |
| * 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; |
| NSCalendarDate date = getCalendarDate(); |
| NSCalendarDate newDate = NSCalendarDate.dateWithYear(date.yearOfCommonEra(), date.monthOfYear(), date.dayOfMonth(), |
| date.hourOfDay(), date.minuteOfHour(), seconds, date.timeZone()); |
| ((NSDatePicker)view).setDateValue(newDate); |
| } |
| |
| /** |
| * 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; |
| NSCalendarDate date = getCalendarDate(); |
| NSCalendarDate newDate = NSCalendarDate.dateWithYear(date.yearOfCommonEra(), date.monthOfYear(), date.dayOfMonth(), |
| hours, minutes, seconds, date.timeZone()); |
| ((NSDatePicker)view).setDateValue(newDate); |
| } |
| |
| /** |
| * 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; |
| NSCalendarDate date = getCalendarDate(); |
| NSCalendarDate newDate = NSCalendarDate.dateWithYear(year, date.monthOfYear(), date.dayOfMonth(), |
| date.hourOfDay(), date.minuteOfHour(), date.secondOfMinute(), date.timeZone()); |
| if (newDate.yearOfCommonEra() == year && newDate.monthOfYear() == date.monthOfYear() && newDate.dayOfMonth() == date.dayOfMonth()) { |
| ((NSDatePicker)view).setDateValue(newDate); |
| } |
| } |
| } |