swt.java

源码为Eclipse开源开发平台桌面开发工具SWT的源代码,

	 * invoke an SWT operation using a widget which had already
	 * been disposed
	 * (value is 24). 
	 */
	public static final int ERROR_WIDGET_DISPOSED = 24;

	/** 
	 * SWT error constant indicating that a menu item which needed
	 * to have the cascade style had some other style instead
	 * (value is 27).
	 */
	public static final int ERROR_MENUITEM_NOT_CASCADE = 27;

	/** 
	 * SWT error constant indicating that the underlying operating
	 * system was unable to set the selection of a widget
	 * (value is 28).
	 */
	public static final int ERROR_CANNOT_SET_SELECTION = 28;

	/** 
	 * SWT error constant indicating that the underlying operating
	 * system was unable to set the menu
	 * (value is 29).
	 */
	public static final int ERROR_CANNOT_SET_MENU = 29;

	/** 
	 * SWT error constant indicating that the underlying operating
	 * system was unable to set the enabled state
	 * (value is 30).
	 */
	public static final int ERROR_CANNOT_SET_ENABLED = 30;

	/** 
	 * SWT error constant indicating that the underlying operating
	 * system was unable to provide enabled/disabled state information
	 * (value is 31).
	 */
	public static final int ERROR_CANNOT_GET_ENABLED = 31;

	/** 
	 * SWT error constant indicating that a provided widget can
	 * not be used as a parent in the current operation
	 * (value is 32).
	 */
	public static final int ERROR_INVALID_PARENT = 32;
	
	/** 
	 * SWT error constant indicating that a menu which needed
	 * to have the menu bar style had some other style instead
	 * (value is 33).
	 */
	public static final int ERROR_MENU_NOT_BAR = 33;

	/** 
	 * SWT error constant indicating that the underlying operating
	 * system was unable to provide count information
	 * (value is 36).
	 */
	public static final int ERROR_CANNOT_GET_COUNT = 36;

	/** 
	 * SWT error constant indicating that a menu which needed
	 * to have the pop up menu style had some other style instead
	 * (value is 37).
	 */
	public static final int ERROR_MENU_NOT_POP_UP = 37;

	/** 
	 * SWT error constant indicating that a graphics operation
	 * was attempted with an image of an unsupported depth
	 * (value is 38).
	 */
	public static final int ERROR_UNSUPPORTED_DEPTH = 38;

	/** 
	 * SWT error constant indicating that an input/output operation
	 * failed during the execution of an SWT operation
	 * (value is 39).
	 */
	public static final int ERROR_IO = 39;

	/** 
	 * SWT error constant indicating that a graphics operation
	 * was attempted with an image having an invalid format
	 * (value is 40).
	 */
	public static final int ERROR_INVALID_IMAGE = 40;

	/** 
	 * SWT error constant indicating that a graphics operation
	 * was attempted with an image having a valid but unsupported
	 * format
	 * (value is 42).
	 */
	public static final int ERROR_UNSUPPORTED_FORMAT = 42;

	/** 
	 * SWT error constant indicating that an attempt was made
	 * to subclass an SWT widget class without implementing the
	 * <code>checkSubclass()</code> method
	 * (value is 43).
	 * 
	 * For additional information see the comment in 
	 * <code>Widget.checkSubclass()</code>.
	 *
	 * @see org.eclipse.swt.widgets.Widget#checkSubclass
	 */
	public static final int ERROR_INVALID_SUBCLASS = 43;

	/** 
	 * SWT error constant indicating that an attempt was made to
	 * invoke an SWT operation using a graphics object which had
	 * already been disposed
	 * (value is 44).
	 */
	public static final int ERROR_GRAPHIC_DISPOSED = 44;
	
	/** 
	 * SWT error constant indicating that an attempt was made to
	 * invoke an SWT operation using a device which had already
	 * been disposed
	 * (value is 45). 
	 */
	public static final int ERROR_DEVICE_DISPOSED = 45;
	
	/** 
	 * SWT error constant indicating that an exception happened
	 * when executing a runnable
	 * (value is 46).
	 */
	public static final int ERROR_FAILED_EXEC = 46;
	
	/** 
	 * SWT error constant indicating that an unsatisfied link
	 * error occured while attempting to load a library
	 * (value is 47).
	 */
	public static final int ERROR_FAILED_LOAD_LIBRARY = 47;
	
	/**
	 * Traversal event detail field value indicating that no 
	 * traversal action should be taken
	 * (value is 0).
	 */
	public static final int TRAVERSE_NONE = 0;
	
	/**
	 * Traversal event detail field value indicating that the 
	 * key which designates that a dialog should be cancelled was
	 * pressed; typically, this is the ESC key
	 * (value is 1&lt;&lt;1).
	 */
	public static final int TRAVERSE_ESCAPE = 1 << 1;

	/**
	 * Traversal event detail field value indicating that the
	 * key which activates the default button in a dialog was
	 * pressed; typically, this is the ENTER key
	 * (value is 1&lt;&lt;2).
	 */
	public static final int TRAVERSE_RETURN = 1 << 2;

	/**
	 * Traversal event detail field value indicating that the 
	 * key which designates that focus should be given to the
	 * previous tab group was pressed; typically, this is the
	 * SHIFT-TAB key sequence
	 * (value is 1&lt;&lt;3).
	 */
	public static final int TRAVERSE_TAB_PREVIOUS = 1 << 3;

	/**
	 * Traversal event detail field value indicating that the 
	 * key which designates that focus should be given to the
	 * next tab group was pressed; typically, this is the
	 * TAB key
	 * (value is 1&lt;&lt;4).
	 */
	public static final int TRAVERSE_TAB_NEXT = 1 << 4;

	/**
	 * Traversal event detail field value indicating that the 
	 * key which designates that focus should be given to the
	 * previous tab item was pressed; typically, this is either
	 * the LEFT-ARROW or UP-ARROW keys
	 * (value is 1&lt;&lt;5).
	 */
	public static final int TRAVERSE_ARROW_PREVIOUS = 1 << 5;

	/**
	 * Traversal event detail field value indicating that the 
	 * key which designates that focus should be given to the
	 * previous tab item was pressed; typically, this is either
	 * the RIGHT-ARROW or DOWN-ARROW keys
	 * (value is 1&lt;&lt;6).
	 */
	public static final int TRAVERSE_ARROW_NEXT = 1 << 6;

	/**
	 * Traversal event detail field value indicating that a 
	 * mnemonic key sequence was pressed
	 * (value is 1&lt;&lt;7).
	 */
	public static final int TRAVERSE_MNEMONIC = 1 << 7;

	/**
	 * Traversal event detail field value indicating that the 
	 * key which designates that the previous page of a multi-page
	 * window should be shown was pressed; typically, this
	 * is the CTRL-PAGEUP key sequence
	 * (value is 1&lt;&lt;8).
	 */
	public static final int TRAVERSE_PAGE_PREVIOUS = 1 << 8;
	
	/**
	 * Traversal event detail field value indicating that the 
	 * key which designates that the next page of a multi-page
	 * window should be shown was pressed; typically, this
	 * is the CTRL-PAGEDOWN key sequence
	 * (value is 1&lt;&lt;9).
	 */
	public static final int TRAVERSE_PAGE_NEXT = 1 << 9;

	/**
	 * Constant indicating that an image or operation is of type bitmap  (value is 0).
	 */	
	public static final int BITMAP = 0;

	/**
	 * Constant indicating that an image or operation is of type icon  (value is 1).
	 */	
	public static final int ICON = 1;

	/**
	 * The <code>Image</code> constructor argument indicating that
	 * the new image should be a copy of the image provided as
	 * an argument  (value is 0).
	 */	
	public static final int IMAGE_COPY = 0;

	/**
	 * The <code>Image</code> constructor argument indicating that
	 * the new image should have the appearance of a "disabled"
	 * (using the platform's rules for how this should look)
	 * copy of the image provided as an argument  (value is 1).
	 */	
	public static final int IMAGE_DISABLE = 1;
	
	/**
	 * The <code>Image</code> constructor argument indicating that
	 * the new image should have the appearance of a "gray scaled"
	 * copy of the image provided as an argument  (value is 2).
	 */	
	public static final int IMAGE_GRAY = 2;
	
	/**
	 * The font style constant indicating a normal weight, non-italic font
	 * (value is 0).
	 */
	public static final int NORMAL = 0;
	
	/**
	 * The font style constant indicating a bold weight font
	 * (value is 1&lt;&lt;0).
	 */
	public static final int BOLD = 1 << 0;
	
	/**
	 * The font style constant indicating an italic font
	 * (value is 1&lt;&lt;1).
	 */
	public static final int ITALIC = 1 << 1;
		
	/**
	 * System arrow cursor  (value is 0).
	 */
	public static final int CURSOR_ARROW = 0;
		
	/**
	 * System wait cursor  (value is 1).
	 */
	public static final int CURSOR_WAIT = 1;
		
	/**
	 * System cross hair cursor  (value is 2).
	 */
	public static final int CURSOR_CROSS = 2;
		
	/**
	 * System app startup cursor  (value is 3).
	 */
	public static final int CURSOR_APPSTARTING = 3;
		
	/**
	 * System help cursor  (value is 4).
	 */
	public static final int CURSOR_HELP = 4;
		
	/**
	 * System resize all directions cursor (value is 5).
	 */
	public static final int CURSOR_SIZEALL = 5;
		
	/**
	 * System resize north-east-south-west cursor  (value is 6).
	 */
	public static final int CURSOR_SIZENESW = 6;
		
	/**
	 * System resize north-south cursor  (value is 7).
	 */
	public static final int CURSOR_SIZENS = 7;
		
	/**
	 * System resize north-west-south-east cursor  (value is 8).
	 */
	public static final int CURSOR_SIZENWSE = 8;
		
	/**
	 * System resize west-east cursor  (value is 9).
	 */
	public static final int CURSOR_SIZEWE = 9;
		
	/**
	 * System resize north cursor  (value is 10).
	 */
	public static final int CURSOR_SIZEN = 10;
		
	/**
	 * System resize south cursor  (value is 11).
	 */
	public static final int CURSOR_SIZES = 11;
		
	/**
	 * System resize east cursor  (value is 12).
	 */
	public static final int CURSOR_SIZEE = 12;
		
	/**
	 * System resize west cursor  (value is 13).
	 */
	public static final int CURSOR_SIZEW = 13;
		
	/**
	 * System resize north-east cursor (value is 14).
	 */
	public static final int CURSOR_SIZENE = 14;
		
	/**
	 * System resize south-east cursor (value is 15).
	 */
	public static final int CURSOR_SIZESE = 15;
		
	/**
	 * System resize south-west cursor (value is 16).
	 */
	public static final int CURSOR_SIZESW = 16;
		
	/**
	 * System resize north-west cursor (value is 17).
	 */
	public static final int CURSOR_SIZENW = 17;
		
	/**
	 * System up arrow cursor  (value is 18).
	 */
	public static final int CURSOR_UPARROW = 18;
		
	/**
	 * System i-beam cursor (value is 19).
	 */
	public static final int CURSOR_IBEAM = 19;
		
	/**
	 * System "not allowed" cursor (value is 20).
	 */
	public static final int CURSOR_NO = 20;
		
	/**
	 * System hand cursor (value is 21).
	 */
	public static final int CURSOR_HAND = 21;
		
	/**
	 * Line drawing style for solid lines  (value is 1).
	 */
	public static final int LINE_SOLID = 1;
		
	/**
	 * Line drawing style for dashed lines (value is 2).
	 */
	public static final int LINE_DASH = 2;
		
	/**
	 * Line drawing style for dotted lines (value is 3).
	 */
	public static final int LINE_DOT = 3;
		
	/**
	 * Line drawing style for alternating dash-dot lines (value is 4).
	 */
	public static final int LINE_DASHDOT = 4;
		
	/**
	 * Line drawing style for dash-dot-dot lines (value is 5).
	 */
	public static final int LINE_DASHDOTDOT = 5;

	/**
	 * Image format constant indicating an unknown image type (value is -1).
	 */
	public static final int IMAGE_UNDEFINED = -1;

	/**
	 * Image format constant indicating a Windows BMP format image (value is 0).
	 */
	public static final int IMAGE_BMP = 0;

	/**
	 * Image format constant indicating a run-length encoded 
	 * Windows BMP format image (value is 1).
	 */
	public static final int IMAGE_BMP_RLE = 1;

	/**
	 * Image format constant indicating a GIF format image (value is 2).
	 */
	public static final int IMAGE_GIF = 2;

	/**
	 * Image format constant indicating a ICO format image (value is 3).
	 */
	public static final int IMAGE_ICO = 3;

	/**
	 * Image format constant indicating a JPEG format image (value is 4).
	 */
	public static final int IMAGE_JPEG = 4;

	/**
	 * Image format constant indicating a PNG format image (value is 5).
	 */
	public static final int IMAGE_PNG = 5;

	/**
	 * Image format constant indicating a TIFF format image (value is 6).
	 */
	public static final int IMAGE_TIFF = 6;

	/**
	 * GIF image disposal method constants indicating that the
	 * disposal method is unspecified (value is 0).
	 */
	public static final int DM_UNSPECIFIED = 0x0;

	/**
	 * GIF image disposal method constants indicating that the
	 * disposal method is to do nothing; that is, to leave the 
	 * previous image in place (value is 1).
	 */
	public static final int DM_FILL_NONE = 0x1;

	/**
	 * GIF image disposal method constants indicating that the
	 * the previous images should be covered with the background
	 * color before displaying the next image (value is 2).
	 */
	public static final int DM_FILL_BACKGROUND = 0x2;

	/**
	 * GIF image disposal method constants indicating that the
	 * disposal method is to restore the previous picture
	 * (value is 3).
	 */
	public static final int DM_FILL_PREVIOUS = 0x3;
	
	/**
	 * Image transparency constant indicating that the image
	 * contains no transparency information (value is 0).
	 */
	public static final int TRANSPARENCY_NONE = 0x0;
	
	/**
	 * Image transparency constant indicating that the image
	 * contains alpha transparency information (value is 1&lt;&