swt.java

源码为Eclipse开源开发平台桌面开发工具SWT的源代码,

	 * @since 3.0
	 */
	public static final int KEYPAD_CR = KEYCODE_BIT + 80;
	
	/**
	 * Keyboard event constant representing the help
	 * key (value is (1<<24)+81).
	 * 
	 * NOTE: The HELP key maps to the key labeled "help",
	 * not "F1". If your keyboard does not have a HELP key,
	 * you will never see this key press.  To listen for
	 * help on a control, use SWT.Help.
	 * 
	 * @since 3.0
	 * 
	 * @see SWT#Help
	 */
	public static final int HELP = KEYCODE_BIT + 81;
	
	/**
	 * Keyboard event constant representing the caps
	 * lock key (value is (1<<24)+82).
	 * 
	 * @since 3.0
	 */
	public static final int CAPS_LOCK = KEYCODE_BIT + 82;
	
	/**
	 * Keyboard event constant representing the num
	 * lock key (value is (1<<24)+83).
	 * 
	 * @since 3.0
	 */
	public static final int NUM_LOCK = KEYCODE_BIT + 83;
	
	/**
	 * Keyboard event constant representing the scroll
	 * lock key (value is (1<<24)+84).
	 * 
	 * @since 3.0
	 */
	public static final int SCROLL_LOCK = KEYCODE_BIT + 84;
	
	/**
	 * Keyboard event constant representing the pause
	 * key (value is (1<<24)+85).
	 * 
	 * @since 3.0
	 */
	public static final int PAUSE = KEYCODE_BIT + 85;
	
	/**
	 * Keyboard event constant representing the break
	 * key (value is (1<<24)+86).
	 * 
	 * @since 3.0
	 */
	public static final int BREAK = KEYCODE_BIT + 86;
	
	/**
	 * Keyboard event constant representing the break
	 * key (value is (1<<24)+87).
	 * 
	 * @since 3.0
	 */
	public static final int PRINT_SCREEN = KEYCODE_BIT + 87;
	
	/**
	 * The <code>MessageBox</code> style constant for error icon
	 * behavior (value is 1).
	 */
	public static final int ICON_ERROR = 1;

	/**
	 * The <code>MessageBox</code> style constant for information icon
	 * behavior (value is 1&lt;&lt;1).
	 */
	public static final int ICON_INFORMATION = 1 << 1;

	/**
	 * The <code>MessageBox</code> style constant for question icon
	 * behavior (value is 1&lt;&lt;2).
	 */
	public static final int ICON_QUESTION = 1 << 2;

	/**
	 * The <code>MessageBox</code> style constant for warning icon
	 * behavior (value is 1&lt;&lt;3).
	 */
	public static final int ICON_WARNING = 1 << 3;

	/**
	 * The <code>MessageBox</code> style constant for "working" icon
	 * behavior (value is 1&lt;&lt;4).
	 */
	public static final int ICON_WORKING = 1 << 4;

	/**
	 * The <code>MessageBox</code> style constant for an OK button;
	 * valid combinations are OK, OK|CANCEL
	 * (value is 1&lt;&lt;5).
	 */
	public static final int OK = 1 << 5;

	/**
	 * The <code>MessageBox</code> style constant for YES button;
	 * valid combinations are YES|NO, YES|NO|CANCEL
	 * (value is 1&lt;&lt;6).
	 */
	public static final int YES = 1 << 6;

	/**
	 * The <code>MessageBox</code> style constant for NO button;
	 * valid combinations are YES|NO, YES|NO|CANCEL
	 * (value is 1&lt;&lt;7).
	 */
	public static final int NO = 1 << 7;

	/**
	 * The <code>MessageBox</code> style constant for a CANCEL button;
	 * valid combinations are OK|CANCEL, YES|NO|CANCEL, RETRY|CANCEL
	 * (value is 1&lt;&lt;8).
	 */
	public static final int CANCEL = 1 << 8;

	/**
	 * The <code>MessageBox</code> style constant for an ABORT button;
	 * the only valid combination is ABORT|RETRY|IGNORE
	 * (value is 1&lt;&lt;9).
	 */
	public static final int ABORT = 1 << 9;

	/**
	 * The <code>MessageBox</code> style constant for a RETRY button;
	 *  valid combinations are ABORT|RETRY|IGNORE, RETRY|CANCEL
	 * (value is 1&lt;&lt;10).
	 */
	public static final int RETRY = 1 << 10;

	/**
	 * The <code>MessageBox</code> style constant for an IGNORE button;
	 * the only valid combination is ABORT|RETRY|IGNORE
	 * (value is 1&lt;&lt;11).
	 */
	public static final int	IGNORE = 1 << 11;

	/**
	 * The <code>FileDialog</code> style constant for open file dialog behavior
	 * (value is 1&lt;&lt;12).
	 */
	public static final int OPEN = 1 << 12;

	/**
	 * The <code>FileDialog</code> style constant for save file dialog behavior
	 * (value is 1&lt;&lt;13).
	 */
	public static final int SAVE = 1 << 13;

	/**
	 * Default color white (value is 1).
	 */
	public static final int COLOR_WHITE = 1;

	/**
	 * Default color black (value is 2).
	 */
	public static final int COLOR_BLACK = 2;

	/**
	 * Default color red (value is 3).
	 */
	public static final int COLOR_RED = 3;

	/**
	 * Default color dark red (value is 4).
	 */
	public static final int COLOR_DARK_RED = 4;

	/**
	 * Default color green (value is 5).
	 */
	public static final int COLOR_GREEN = 5;

	/**
	 * Default color dark green (value is 6).
	 */
	public static final int COLOR_DARK_GREEN = 6;

	/**
	 * Default color yellow (value is 7).
	 */
	public static final int COLOR_YELLOW = 7;

	/**
	 * Default color dark yello (value is 8).
	 */
	public static final int COLOR_DARK_YELLOW = 8;

	/**
	 * Default color blue (value is 9).
	 */
	public static final int COLOR_BLUE = 9;

	/**
	 * Default color dark blue (value is 10).
	 */
	public static final int COLOR_DARK_BLUE = 10;

	/**
	 * Default color magenta (value is 11).
	 */
	public static final int COLOR_MAGENTA = 11;

	/**
	 * Default color dark magenta (value is 12).
	 */
	public static final int COLOR_DARK_MAGENTA = 12;

	/**
	 * Default color cyan (value is 13).
	 */
	public static final int COLOR_CYAN = 13;

	/**
	 * Default color dark cyan (value is 14).
	 */
	public static final int COLOR_DARK_CYAN = 14;

	/**
	 * Default color gray (value is 15).
	 */
	public static final int COLOR_GRAY = 15;

	/**
	 * Default color dark gray (value is 16).
	 */
	public static final int COLOR_DARK_GRAY = 16;
	
	/*
	 * System Colors
	 *
	 * Dealing with system colors is an area where there are
	 * many platform differences.  On some platforms, system
	 * colors can change dynamically while the program is
	 * running.  On other platforms, system colors can be
	 * changed for all instances of a particular widget.
	 * Therefore, the only truly portable method to obtain
	 * a widget color query is to query the color from an
	 * instance of the widget.
	 *
	 *	It is expected that the list of supported colors
	 * will grow over time.
	 */
	
	/**
	 * System color used to paint dark shadow areas (value is 17).
	 */
	public static final int COLOR_WIDGET_DARK_SHADOW = 17;

	/**
	 * System color used to paint normal shadow areas (value is 18).
	 */
	public static final int COLOR_WIDGET_NORMAL_SHADOW = 18;

	/**
	 * System color used to paint light shadow areas (value is 19).
	 */
	public static final int COLOR_WIDGET_LIGHT_SHADOW = 19;

	/**
	 * System color used to paint highlight shadow areas (value is 20).
	 */
	public static final int COLOR_WIDGET_HIGHLIGHT_SHADOW = 20;

	/**
	 * System color used to paint foreground areas (value is 21).
	 */
	public static final int COLOR_WIDGET_FOREGROUND = 21;

	/**
	 * System color used to paint background areas (value is 22).
	 */
	public static final int COLOR_WIDGET_BACKGROUND = 22;

	/**
	 * System color used to paint border areas (value is 23).
	 */
	public static final int COLOR_WIDGET_BORDER = 23;

	/**
	 * System color used to paint list foreground areas (value is 24).
	 */
	public static final int COLOR_LIST_FOREGROUND = 24;

	/**
	 * System color used to paint list background areas (value is 25).
	 */
	public static final int COLOR_LIST_BACKGROUND = 25;

	/**
	 * System color used to paint list selection background areas (value is 26).
	 */
	public static final int COLOR_LIST_SELECTION = 26;

	/**
	 * System color used to paint list selected text (value is 27).
	 */
	public static final int COLOR_LIST_SELECTION_TEXT = 27;

	/**
	 * System color used to paint tooltip text (value is 28).
	 */
	public static final int COLOR_INFO_FOREGROUND = 28;

	/**
	 * System color used to paint tooltip background areas (value is 29).
	 */
	public static final int COLOR_INFO_BACKGROUND = 29;
	
	/**
	 * System color used to paint title text (value is 30).
	 */
	public static final int COLOR_TITLE_FOREGROUND = 30;

	/**
	 * System color used to paint title background areas (value is 31).
	 */
	public static final int COLOR_TITLE_BACKGROUND = 31;

	/**
	 * System color used to paint title background gradient (value is 32).
	 */
	public static final int COLOR_TITLE_BACKGROUND_GRADIENT = 32;
	
	/**
	 * System color used to paint inactive title text (value is 33).
	 */
	public static final int COLOR_TITLE_INACTIVE_FOREGROUND = 33;

	/**
	 * System color used to paint inactive title background areas (value is 34).
	 */
	public static final int COLOR_TITLE_INACTIVE_BACKGROUND = 34;

	/**
	 * System color used to paint inactive title background gradient (value is 35).
	 */
	public static final int COLOR_TITLE_INACTIVE_BACKGROUND_GRADIENT = 35;
	
	/**
	 * Draw constant indicating whether the drawing operation
	 * should fill the background (value is 1&lt;&lt;0).
	 */
	public static final int DRAW_TRANSPARENT = 1 << 0;

	/**
	 * Draw constant indicating whether the string drawing operation
	 * should handle line-delimeters (value is 1&lt;&lt;1).
	 */
	public static final int DRAW_DELIMITER = 1 << 1;

	/**
	 * Draw constant indicating whether the string drawing operation
	 * should expand TAB characters (value is 1&lt;&lt;2).
	 */
	public static final int DRAW_TAB = 1 << 2;

	/**
	 * Draw constant indicating whether the string drawing operation
	 * should handle mnemonics (value is 1&lt;&lt;3).
	 */
	public static final int DRAW_MNEMONIC = 1 << 3;	
	
	/** 
	 * SWT error constant indicating that no error number was specified
	 * (value is 1).
	 */
	public static final int ERROR_UNSPECIFIED = 1;
	
	/** 
	 * SWT error constant indicating that no more handles for an
	 * operating system resource are available
	 * (value is 2).
	 */
	public static final int ERROR_NO_HANDLES = 2;
	
	/** 
	 * SWT error constant indicating that no more callback resources are available
	 * (value is 3).
	 */
	public static final int ERROR_NO_MORE_CALLBACKS = 3;
	
	/** 
	 * SWT error constant indicating that a null argument was passed in
	 * (value is 4). 
	 */
	public static final int ERROR_NULL_ARGUMENT = 4;
	
	/** 
	 * SWT error constant indicating that an invalid argument was passed in
	 * (value is 5).
	 */
	public static final int ERROR_INVALID_ARGUMENT = 5;
	
	/** 
	 * SWT error constant indicating that a value was found to be
	 * outside the allowable range
	 * (value is 6).
	 */
	public static final int ERROR_INVALID_RANGE = 6;
	
	/** 
	 * SWT error constant indicating that a value which can not be 
	 * zero was found to be
	 * (value is 7).
	 */
	public static final int ERROR_CANNOT_BE_ZERO = 7;
	
	/** 
	 * SWT error constant indicating that the underlying operating
	 * system was unable to provide the value of an item
	 * (value is 8).
	 */
	public static final int ERROR_CANNOT_GET_ITEM = 8;
	
	/** 
	 * SWT error constant indicating that the underlying operating
	 * system was unable to provide the selection
	 * (value is 9).
	 */
	public static final int ERROR_CANNOT_GET_SELECTION = 9;

	/** 
	 * SWT error constant indicating that the underlying operating
	 * system was unable to provide the height of an item
	 * (value is 11).
	 */
	public static final int ERROR_CANNOT_GET_ITEM_HEIGHT = 11;

	/** 
	 * SWT error constant indicating that the underlying operating
	 * system was unable to provide the text of a widget
	 * (value is 12).
	 */
	public static final int ERROR_CANNOT_GET_TEXT = 12;

	/** 
	 * SWT error constant indicating that the underlying operating
	 * system was unable to set the text of a widget
	 * (value is 13).
	 */
	public static final int ERROR_CANNOT_SET_TEXT = 13;

	/** 
	 * SWT error constant indicating that the underlying operating
	 * system was unable to add an item
	 * (value is 14).
	 */
	public static final int ERROR_ITEM_NOT_ADDED = 14;

	/** 
	 * SWT error constant indicating that the underlying operating
	 * system was unable to remove an item
	 * (value is 15).
	 */
	public static final int ERROR_ITEM_NOT_REMOVED = 15;

	/** 
	 * SWT error constant indicating that a particular feature has
	 * not been implemented on this platform
	 * (value is 20).
	 */
	public static final int ERROR_NOT_IMPLEMENTED = 20;

	/** 
	 * SWT error constant indicating that a menu which needed
	 * to have the drop down style had some other style instead
	 * (value is 21).
	 */
	public static final int ERROR_MENU_NOT_DROP_DOWN = 21;

	/** 
	 * SWT error constant indicating that an attempt was made to
	 * invoke an SWT operation which can only be executed by the
	 * user-interface thread from some other thread
	 * (value is 22).
	 */
	public static final int ERROR_THREAD_INVALID_ACCESS = 22;

	/** 
	 * SWT error constant indicating that an attempt was made to