Include a stripped-down version of FLTK in tree and add a USE_INCLUDED_FLTK option to build against it.


git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@4603 3789f03b-4d11-0410-bbf8-ca57d06f2519
diff --git a/common/fltk/FL/Enumerations.H b/common/fltk/FL/Enumerations.H
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+//
+// "$Id: Enumerations.H 8710 2011-05-21 21:55:59Z manolo $"
+//
+// Enumerations for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998-2011 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems on the following page:
+//
+//     http://www.fltk.org/str.php
+//
+
+/** \file
+    This file contains type definitions and general enumerations.
+ */
+
+#ifndef Fl_Enumerations_H
+#define Fl_Enumerations_H
+
+#  include "Fl_Export.H"
+#  include "fl_types.h"
+
+/** \name Version Numbers
+
+    FLTK defines some constants to help the programmer to
+    find out, for which FLTK version a program is compiled.
+    
+    The following constants are defined:
+ */
+/*@{*/
+
+/**
+   The major release version of this FLTK library.
+   \sa FL_VERSION
+ */
+#define FL_MAJOR_VERSION	1
+
+/**
+   The minor release version for this library.
+
+   FLTK remains mostly source-code compatible between minor version changes.
+ */
+#define FL_MINOR_VERSION	3
+
+/**
+   The patch version for this library.
+
+   FLTK remains binary compatible between patches.
+ */
+#define FL_PATCH_VERSION	0
+
+/**
+    The FLTK version number as a \em double.
+
+    FL_VERSION is a double that describes the major and minor version numbers.
+    Version 1.1 is actually stored as 1.01 to allow for more than 9 minor
+    releases.
+
+    The FL_MAJOR_VERSION, FL_MINOR_VERSION, and FL_PATCH_VERSION constants
+    give the integral values for the major, minor, and patch releases
+    respectively.
+ */
+#define FL_VERSION		((double)FL_MAJOR_VERSION + \
+				 (double)FL_MINOR_VERSION * 0.01 + \
+				 (double)FL_PATCH_VERSION * 0.0001)
+
+/*@}*/	// group: Version Numbers
+
+/**
+    Every time a user moves the mouse pointer, clicks a button,
+    or presses a key, an event is generated and sent to your
+    application. Events can also come from other programs like the
+    window manager.
+   
+    Events are identified by the integer argument passed to the 
+    Fl_Widget::handle() virtual method. Other information about the 
+    most recent event is stored in static locations and acquired  by 
+    calling the Fl::event_*() methods. This static information remains 
+    valid until the next event is read from the window system, so it 
+    is ok to look at it outside of the handle() method.
+
+    \sa Fl::event_text(), Fl::event_key(), class Fl::
+ */
+enum Fl_Event {	// events
+  /** No event. */
+  FL_NO_EVENT		= 0,
+
+  /** A mouse button has gone down with the mouse pointing at this
+      widget. You can find out what button by calling Fl::event_button(). 
+      You find out the mouse position by calling Fl::event_x() and
+      Fl::event_y().
+
+      A widget indicates that it "wants" the mouse click by returning non-zero 
+      from its Fl_Widget::handle() method. It will then become the 
+      Fl::pushed() widget and will get FL_DRAG and the matching FL_RELEASE events.  
+      If Fl_Widget::handle() returns zero then FLTK will try sending the FL_PUSH 
+      to another widget. 
+   */
+  FL_PUSH		= 1,
+
+  /** A mouse button has been released. You can find out what button by 
+      calling Fl::event_button().
+
+      In order to receive the FL_RELEASE event, the widget must return 
+      non-zero when handling FL_PUSH.
+   */
+  FL_RELEASE		= 2,
+
+  /** The mouse has been moved to point at this widget.  This can
+      be used for highlighting feedback.  If a widget wants to
+      highlight or otherwise track the mouse, it indicates this by
+      returning non-zero from its handle() method. It then
+      becomes the Fl::belowmouse() widget and will receive 
+      FL_MOVE and FL_LEAVE events.
+   */
+  FL_ENTER		= 3,
+
+  /** The mouse has moved out of the widget.
+      In order to receive the FL_LEAVE event, the widget must 
+      return non-zero when handling FL_ENTER.
+   */
+  FL_LEAVE		= 4,
+
+  /** The mouse has moved with a button held down. The current button state 
+      is in Fl::event_state(). The mouse position is in Fl::event_x() and 
+      Fl::event_y().
+
+      In order to receive FL_DRAG events, the widget must return non-zero 
+      when handling FL_PUSH.
+   */
+  FL_DRAG		= 5,
+
+  /** This indicates an <I>attempt</I> to give a widget the keyboard focus.
+
+      If a widget wants the focus, it should change itself to display the 
+      fact that it has the focus, and return non-zero from its handle() method.
+      It then becomes the Fl::focus() widget and gets FL_KEYDOWN, FL_KEYUP, 
+      and FL_UNFOCUS events.
+
+      The focus will change either because the window manager changed which 
+      window gets the focus, or because the user tried to navigate using tab, 
+      arrows, or other keys. You can check Fl::event_key() to figure out why 
+      it moved. For navigation it will be the key pressed and for interaction 
+      with the window manager it will be zero.
+   */
+  FL_FOCUS		= 6,
+  
+  /** This event is sent to the previous Fl::focus() widget when another 
+      widget gets the focus or the window loses focus.
+   */
+  FL_UNFOCUS		= 7,
+
+  /** A key was pressed (FL_KEYDOWN) or released (FL_KEYUP). 
+      Fl_KEYBOARD is a synonym for FL_KEYDOWN.
+      The key can be found in Fl::event_key().
+      The text that the key should insert can be found with Fl::event_text() 
+      and its length is in Fl::event_length(). If you use the key handle()
+      should return 1. If you return zero then FLTK assumes you ignored the 
+      key and will then attempt to send it to a parent widget. If none of 
+      them want it, it will change the event into a FL_SHORTCUT event.
+
+      To receive FL_KEYBOARD events you must also respond to the FL_FOCUS
+      and FL_UNFOCUS events.
+
+      If you are writing a text-editing widget you may also want to call 
+      the Fl::compose() function to translate individual keystrokes into 
+      non-ASCII characters.
+
+      FL_KEYUP events are sent to the widget that currently has focus. This 
+      is not necessarily the same widget that received the corresponding 
+      FL_KEYDOWN event because focus may have changed between events.
+   */
+  FL_KEYDOWN		= 8,
+
+  /** Equivalent to FL_KEYDOWN.
+      \see FL_KEYDOWN
+   */
+  FL_KEYBOARD		= 8,
+ 
+  /** Key release event.
+      \see FL_KEYDOWN
+   */
+  FL_KEYUP		= 9,
+
+  /** The user clicked the close button of a window.
+      This event is used internally only to trigger the callback of
+      Fl_Window derived classed. The default callback closes the 
+      window calling Fl_Window::hide().
+   */
+  FL_CLOSE		= 10,
+
+  /** The mouse has moved without any mouse buttons held down. 
+      This event is sent to the Fl::belowmouse() widget.
+
+      In order to receive FL_MOVE events, the widget must return 
+      non-zero when handling FL_ENTER.
+   */
+  FL_MOVE		= 11,
+
+  /** If the Fl::focus() widget is zero or ignores an FL_KEYBOARD
+      event then FLTK tries sending this event to every widget it 
+      can, until one of them returns non-zero. FL_SHORTCUT is first 
+      sent to the Fl::belowmouse() widget, then its parents and siblings, 
+      and eventually to every widget in the window, trying to find an 
+      object that returns non-zero. FLTK tries really hard to not to ignore 
+      any keystrokes!
+
+      You can also make "global" shortcuts by using Fl::add_handler(). A 
+      global shortcut will work no matter what windows are displayed or 
+      which one has the focus.
+   */
+  FL_SHORTCUT		= 12,
+
+  /** This widget is no longer active, due to Fl_Widget::deactivate() 
+      being called on it or one of its parents. Fl_Widget::active() may 
+      still be true after this, the widget is only active if Fl_Widget::active()
+      is true on it and all its parents (use Fl_Widget::active_r() to check this).
+   */
+  FL_DEACTIVATE		= 13,
+
+  /** This widget is now active, due to Fl_Widget::activate() being 
+      called on it or one of its parents.
+   */
+  FL_ACTIVATE		= 14,
+
+  /** This widget is no longer visible, due to Fl_Widget::hide() being 
+      called on it or one of its parents, or due to a parent window being 
+      minimized.  Fl_Widget::visible() may still be true after this, but the 
+      widget is visible only if visible() is true for it and all its 
+      parents (use Fl_Widget::visible_r() to check this).
+   */
+  FL_HIDE		= 15,
+
+  /** This widget is visible again, due to Fl_Widget::show() being called on 
+      it or one of its parents, or due to a parent window being restored. 
+      Child Fl_Windows respond to this by actually creating the window if not 
+      done already, so if you subclass a window, be sure to pass FL_SHOW 
+      to the base class Fl_Widget::handle() method!
+   */
+  FL_SHOW		= 16,
+
+  /** You should get this event some time after you call Fl::paste(). 
+      The contents of Fl::event_text() is the text to insert and the number 
+      of characters is in Fl::event_length().
+   */
+  FL_PASTE		= 17,
+
+  /** The Fl::selection_owner() will get this event before the selection is 
+      moved to another widget. This indicates that some other widget or program 
+      has claimed the selection. Motif programs used this to clear the selection 
+      indication. Most modern programs ignore this.
+   */
+  FL_SELECTIONCLEAR	= 18,
+
+  /** The user has moved the mouse wheel. The Fl::event_dx() and Fl::event_dy()
+      methods can be used to find the amount to scroll horizontally and vertically.
+   */
+  FL_MOUSEWHEEL		= 19,
+
+  /** The mouse has been moved to point at this widget. A widget that is 
+      interested in receiving drag'n'drop data must return 1 to receive 
+      FL_DND_DRAG, FL_DND_LEAVE and FL_DND_RELEASE events.
+   */
+  FL_DND_ENTER		= 20,
+
+  /** The mouse has been moved inside a widget while dragging data.  A 
+      widget that is interested in receiving drag'n'drop data should 
+      indicate the possible drop position.
+   */
+  FL_DND_DRAG		= 21,
+
+  /** The mouse has moved out of the widget.
+   */
+  FL_DND_LEAVE		= 22,
+
+  /** The user has released the mouse button dropping data into the widget. 
+      If the widget returns 1, it will receive the data in the immediately 
+      following FL_PASTE event.
+   */
+  FL_DND_RELEASE	= 23
+};
+
+/** \name When Conditions */
+/*@{*/
+/** These constants determine when a callback is performed.
+
+    \sa Fl_Widget::when();
+    \todo doxygen comments for values are incomplete and maybe wrong or unclear
+ */
+enum Fl_When { // Fl_Widget::when():
+  FL_WHEN_NEVER		= 0,	///< Never call the callback
+  FL_WHEN_CHANGED	= 1,	///< Do the callback only when the widget value changes
+  FL_WHEN_NOT_CHANGED	= 2,	///< Do the callback whenever the user interacts with the widget
+  FL_WHEN_RELEASE	= 4,	///< Do the callback when the button or key is released and the value changes
+  FL_WHEN_RELEASE_ALWAYS= 6,	///< Do the callback when the button or key is released, even if the value doesn't change
+  FL_WHEN_ENTER_KEY	= 8,	///< Do the callback when the user presses the ENTER key and the value changes
+  FL_WHEN_ENTER_KEY_ALWAYS=10,	///< Do the callback when the user presses the ENTER key, even if the value doesn't change
+  FL_WHEN_ENTER_KEY_CHANGED=11	///< ?
+};
+
+/*@}*/		// group: When Conditions
+
+/** \name Mouse and Keyboard Events
+
+	This and the following constants define the non-ASCII keys on the
+	keyboard for FL_KEYBOARD and FL_SHORTCUT events.
+
+	\todo	FL_Button and FL_key... constants could be structured better
+		(use an enum or some doxygen grouping ?)
+  
+	\sa	Fl::event_key() and Fl::get_key(int) (use ascii letters for all other keys):
+ */
+
+/*@{*/
+
+// FIXME: These codes collide with valid Unicode keys
+
+#define FL_Button	0xfee8	///< A mouse button; use Fl_Button + n for mouse button n.
+#define FL_BackSpace	0xff08	///< The backspace key.
+#define FL_Tab		0xff09	///< The tab key.
+#define FL_Enter	0xff0d	///< The enter key. 
+#define FL_Pause	0xff13	///< The pause key.
+#define FL_Scroll_Lock	0xff14	///< The scroll lock key.
+#define FL_Escape	0xff1b	///< The escape key.
+#define FL_Home		0xff50	///< The home key.
+#define FL_Left		0xff51	///< The left arrow key.
+#define FL_Up		0xff52	///< The up arrow key.
+#define FL_Right	0xff53	///< The right arrow key.
+#define FL_Down		0xff54	///< The down arrow key.
+#define FL_Page_Up	0xff55	///< The page-up key.
+#define FL_Page_Down	0xff56	///< The page-down key.
+#define FL_End		0xff57	///< The end key.
+#define FL_Print	0xff61	///< The print (or print-screen) key.
+#define FL_Insert	0xff63	///< The insert key. 
+#define FL_Menu		0xff67	///< The menu key.
+#define FL_Help		0xff68	///< The 'help' key on Mac keyboards
+#define FL_Num_Lock	0xff7f	///< The num lock key.
+#define FL_KP		0xff80	///< One of the keypad numbers; use FL_KP + n for number n.
+#define FL_KP_Enter	0xff8d	///< The enter key on the keypad, same as Fl_KP+'\\r'.
+#define FL_KP_Last	0xffbd	///< The last keypad key; use to range-check keypad.
+#define FL_F		0xffbd	///< One of the function keys; use FL_F + n for function key n.
+#define FL_F_Last	0xffe0	///< The last function key; use to range-check function keys.
+#define FL_Shift_L	0xffe1	///< The lefthand shift key.
+#define FL_Shift_R	0xffe2	///< The righthand shift key.
+#define FL_Control_L	0xffe3	///< The lefthand control key.
+#define FL_Control_R	0xffe4	///< The righthand control key.
+#define FL_Caps_Lock	0xffe5	///< The caps lock key.
+#define FL_Meta_L	0xffe7	///< The left meta/Windows key.
+#define FL_Meta_R	0xffe8	///< The right meta/Windows key.
+#define FL_Alt_L	0xffe9	///< The left alt key.
+#define FL_Alt_R	0xffea	///< The right alt key. 
+#define FL_Delete	0xffff	///< The delete key.
+
+// These use the Private Use Area (PUA) of the Basic Multilingual Plane
+// of Unicode. Guaranteed not to conflict with a proper Unicode character.
+
+// These primarily map to the XFree86 keysym range
+#define FL_Volume_Down  0xEF11   /* Volume control down        */
+#define FL_Volume_Mute  0xEF12   /* Mute sound from the system */
+#define FL_Volume_Up    0xEF13   /* Volume control up          */
+#define FL_Media_Play   0xEF14   /* Start playing of audio     */
+#define FL_Media_Stop   0xEF15   /* Stop playing audio         */
+#define FL_Media_Prev   0xEF16   /* Previous track             */
+#define FL_Media_Next   0xEF17   /* Next track                 */
+#define FL_Home_Page    0xEF18   /* Display user's home page   */
+#define FL_Mail         0xEF19   /* Invoke user's mail program */
+#define FL_Search       0xEF1B   /* Search                     */
+#define FL_Back         0xEF26   /* Like back on a browser     */
+#define FL_Forward      0xEF27   /* Like forward on a browser  */
+#define FL_Stop         0xEF28   /* Stop current operation     */
+#define FL_Refresh      0xEF29   /* Refresh the page           */
+#define FL_Sleep        0xEF2F   /* Put system to sleep        */
+#define FL_Favorites    0xEF30   /* Show favorite locations    */
+
+/*@}*/	// group: Mouse and Keyboard Events
+
+/** \name Mouse Buttons
+
+	These constants define the button numbers for FL_PUSH and FL_RELEASE events.
+	
+	\sa Fl::event_button()
+*/
+
+/*@{*/
+
+#define FL_LEFT_MOUSE	1	///< The left mouse button
+#define FL_MIDDLE_MOUSE	2	///< The middle mouse button
+#define FL_RIGHT_MOUSE	3	///< The right mouse button
+
+/*@}*/		// group: Mouse Buttons
+
+
+/** \name	Event States
+
+	The following constants define bits in the Fl::event_state() value.
+*/
+
+/*@{*/		// group: Event States
+
+// FIXME: it would be nice to have the modifiers in the upper 8 bit so that
+//        a unicode ke (24bit) can be sent as an unsigned with the modifiers.
+
+#define FL_SHIFT	0x00010000	///< One of the shift keys is down
+#define FL_CAPS_LOCK	0x00020000	///< The caps lock is on
+#define FL_CTRL		0x00040000	///< One of the ctrl keys is down
+#define FL_ALT		0x00080000	///< One of the alt keys is down
+#define FL_NUM_LOCK	0x00100000	///< The num lock is on
+					// most X servers do this?
+#define FL_META		0x00400000	///< One of the meta/Windows keys is down
+					// correct for XFree86
+#define FL_SCROLL_LOCK	0x00800000	///< The scroll lock is on
+					// correct for XFree86
+#define FL_BUTTON1	0x01000000	///< Mouse button 1 is pushed
+#define FL_BUTTON2	0x02000000	///< Mouse button 2 is pushed
+#define FL_BUTTON3	0x04000000	///< Mouse button 3 is pushed
+#define FL_BUTTONS	0x7f000000	///< Any mouse button is pushed
+#define FL_BUTTON(n)	(0x00800000<<(n)) ///< Mouse button n (n > 0) is pushed
+
+#define FL_KEY_MASK 0x0000ffff		///< All keys are 16 bit for now 
+					//   FIXME: Unicode needs 24 bits!
+
+#ifdef __APPLE__
+#  define FL_COMMAND	FL_META		///< An alias for FL_CTRL on WIN32 and X11, or FL_META on MacOS X
+#  define FL_CONTROL 	FL_CTRL		///< An alias for FL_META on WIN32 and X11, or FL_CTRL on MacOS X
+#else
+#  define FL_COMMAND	FL_CTRL		///< An alias for FL_CTRL on WIN32 and X11, or FL_META on MacOS X
+#  define FL_CONTROL	FL_META		///< An alias for FL_META on WIN32 and X11, or FL_CTRL on MacOS X
+#endif // __APPLE__
+
+/*@}*/		// group: Event States
+
+/** \name Box Types
+    \brief FLTK standard box types
+    
+    This enum defines the standard box types included with FLTK.
+    
+    FL_NO_BOX means nothing is drawn at all, so whatever is already 
+    on the screen remains. The FL_..._FRAME types only draw their edges, 
+    leaving the interior unchanged. The blue color in Figure 1 
+    is the area that is not drawn by the frame types.
+    
+    \image html boxtypes.png "Figure 1: FLTK standard box types"
+    \image latex boxtypes.png "FLTK standard box types" width=10cm
+    \todo	Description of boxtypes is incomplete.
+    		See below for the defined enum Fl_Boxtype.
+		\see src/Fl_get_system_colors.cxx
+*/
+/*@{*/
+enum Fl_Boxtype { // boxtypes (if you change these you must fix fl_boxtype.C):
+
+  FL_NO_BOX = 0,		///< nothing is drawn at all, this box is invisible
+  FL_FLAT_BOX,			///< a flat box
+  FL_UP_BOX,			///< see figure 1
+  FL_DOWN_BOX,			///< see figure 1
+  FL_UP_FRAME,			///< see figure 1
+  FL_DOWN_FRAME,		///< see figure 1
+  FL_THIN_UP_BOX,		///< see figure 1
+  FL_THIN_DOWN_BOX,		///< see figure 1
+  FL_THIN_UP_FRAME,		///< see figure 1
+  FL_THIN_DOWN_FRAME,		///< see figure 1
+  FL_ENGRAVED_BOX,		///< see figure 1
+  FL_EMBOSSED_BOX,		///< see figure 1
+  FL_ENGRAVED_FRAME,		///< see figure 1
+  FL_EMBOSSED_FRAME,		///< see figure 1
+  FL_BORDER_BOX,		///< see figure 1
+  _FL_SHADOW_BOX,		///< see figure 1
+  FL_BORDER_FRAME,		///< see figure 1
+  _FL_SHADOW_FRAME,		///< see figure 1
+  _FL_ROUNDED_BOX,		///< see figure 1
+  _FL_RSHADOW_BOX,		///< see figure 1
+  _FL_ROUNDED_FRAME,		///< see figure 1
+  _FL_RFLAT_BOX,		///< see figure 1
+  _FL_ROUND_UP_BOX,		///< see figure 1
+  _FL_ROUND_DOWN_BOX,		///< see figure 1
+  _FL_DIAMOND_UP_BOX,		///< see figure 1
+  _FL_DIAMOND_DOWN_BOX,		///< see figure 1
+  _FL_OVAL_BOX,			///< see figure 1
+  _FL_OSHADOW_BOX,		///< see figure 1
+  _FL_OVAL_FRAME,		///< see figure 1
+  _FL_OFLAT_BOX,		///< see figure 1
+  _FL_PLASTIC_UP_BOX,		///< plastic version of FL_UP_BOX
+  _FL_PLASTIC_DOWN_BOX,		///< plastic version of FL_DOWN_BOX
+  _FL_PLASTIC_UP_FRAME,		///< plastic version of FL_UP_FRAME
+  _FL_PLASTIC_DOWN_FRAME,	///< plastic version of FL_DOWN_FRAME
+  _FL_PLASTIC_THIN_UP_BOX,	///< plastic version of FL_THIN_UP_BOX
+  _FL_PLASTIC_THIN_DOWN_BOX,	///< plastic version of FL_THIN_DOWN_BOX
+  _FL_PLASTIC_ROUND_UP_BOX,	///< plastic version of FL_ROUND_UP_BOX
+  _FL_PLASTIC_ROUND_DOWN_BOX,	///< plastic version of FL_ROUND_DOWN_BOX
+  _FL_GTK_UP_BOX,		///< gtk+ version of FL_UP_BOX
+  _FL_GTK_DOWN_BOX,		///< gtk+ version of FL_DOWN_BOX
+  _FL_GTK_UP_FRAME,		///< gtk+ version of FL_UP_FRAME
+  _FL_GTK_DOWN_FRAME,		///< gtk+ version of FL_DOWN_RAME
+  _FL_GTK_THIN_UP_BOX,		///< gtk+ version of FL_THIN_UP_BOX
+  _FL_GTK_THIN_DOWN_BOX,	///< gtk+ version of FL_THIN_DOWN_BOX
+  _FL_GTK_THIN_UP_FRAME,	///< gtk+ version of FL_UP_FRAME
+  _FL_GTK_THIN_DOWN_FRAME,	///< gtk+ version of FL_THIN_DOWN_FRAME
+  _FL_GTK_ROUND_UP_BOX,		///< gtk+ version of FL_ROUND_UP_BOX
+  _FL_GTK_ROUND_DOWN_BOX,	///< gtk+ version of FL_ROUND_DOWN_BOX
+  FL_FREE_BOXTYPE		///< the first free box type for creation of new box types
+};
+extern FL_EXPORT Fl_Boxtype fl_define_FL_ROUND_UP_BOX();
+#define FL_ROUND_UP_BOX fl_define_FL_ROUND_UP_BOX()
+#define FL_ROUND_DOWN_BOX (Fl_Boxtype)(fl_define_FL_ROUND_UP_BOX()+1)
+extern FL_EXPORT Fl_Boxtype fl_define_FL_SHADOW_BOX();
+#define FL_SHADOW_BOX fl_define_FL_SHADOW_BOX()
+#define FL_SHADOW_FRAME (Fl_Boxtype)(fl_define_FL_SHADOW_BOX()+2)
+extern FL_EXPORT Fl_Boxtype fl_define_FL_ROUNDED_BOX();
+#define FL_ROUNDED_BOX fl_define_FL_ROUNDED_BOX()
+#define FL_ROUNDED_FRAME (Fl_Boxtype)(fl_define_FL_ROUNDED_BOX()+2)
+extern FL_EXPORT Fl_Boxtype fl_define_FL_RFLAT_BOX();
+#define FL_RFLAT_BOX fl_define_FL_RFLAT_BOX()
+extern FL_EXPORT Fl_Boxtype fl_define_FL_RSHADOW_BOX();
+#define FL_RSHADOW_BOX fl_define_FL_RSHADOW_BOX()
+extern FL_EXPORT Fl_Boxtype fl_define_FL_DIAMOND_BOX();
+#define FL_DIAMOND_UP_BOX fl_define_FL_DIAMOND_BOX()
+#define FL_DIAMOND_DOWN_BOX (Fl_Boxtype)(fl_define_FL_DIAMOND_BOX()+1)
+extern FL_EXPORT Fl_Boxtype fl_define_FL_OVAL_BOX();
+#define FL_OVAL_BOX fl_define_FL_OVAL_BOX()
+#define FL_OSHADOW_BOX (Fl_Boxtype)(fl_define_FL_OVAL_BOX()+1)
+#define FL_OVAL_FRAME (Fl_Boxtype)(fl_define_FL_OVAL_BOX()+2)
+#define FL_OFLAT_BOX (Fl_Boxtype)(fl_define_FL_OVAL_BOX()+3)
+
+extern FL_EXPORT Fl_Boxtype fl_define_FL_PLASTIC_UP_BOX();
+#define FL_PLASTIC_UP_BOX fl_define_FL_PLASTIC_UP_BOX()
+#define FL_PLASTIC_DOWN_BOX (Fl_Boxtype)(fl_define_FL_PLASTIC_UP_BOX()+1)
+#define FL_PLASTIC_UP_FRAME (Fl_Boxtype)(fl_define_FL_PLASTIC_UP_BOX()+2)
+#define FL_PLASTIC_DOWN_FRAME (Fl_Boxtype)(fl_define_FL_PLASTIC_UP_BOX()+3)
+#define FL_PLASTIC_THIN_UP_BOX (Fl_Boxtype)(fl_define_FL_PLASTIC_UP_BOX()+4)
+#define FL_PLASTIC_THIN_DOWN_BOX (Fl_Boxtype)(fl_define_FL_PLASTIC_UP_BOX()+5)
+#define FL_PLASTIC_ROUND_UP_BOX (Fl_Boxtype)(fl_define_FL_PLASTIC_UP_BOX()+6)
+#define FL_PLASTIC_ROUND_DOWN_BOX (Fl_Boxtype)(fl_define_FL_PLASTIC_UP_BOX()+7)
+
+extern FL_EXPORT Fl_Boxtype fl_define_FL_GTK_UP_BOX();
+#define FL_GTK_UP_BOX fl_define_FL_GTK_UP_BOX()
+#define FL_GTK_DOWN_BOX (Fl_Boxtype)(fl_define_FL_GTK_UP_BOX()+1)
+#define FL_GTK_UP_FRAME (Fl_Boxtype)(fl_define_FL_GTK_UP_BOX()+2)
+#define FL_GTK_DOWN_FRAME (Fl_Boxtype)(fl_define_FL_GTK_UP_BOX()+3)
+#define FL_GTK_THIN_UP_BOX (Fl_Boxtype)(fl_define_FL_GTK_UP_BOX()+4)
+#define FL_GTK_THIN_DOWN_BOX (Fl_Boxtype)(fl_define_FL_GTK_UP_BOX()+5)
+#define FL_GTK_THIN_UP_FRAME (Fl_Boxtype)(fl_define_FL_GTK_UP_BOX()+6)
+#define FL_GTK_THIN_DOWN_FRAME (Fl_Boxtype)(fl_define_FL_GTK_UP_BOX()+7)
+#define FL_GTK_ROUND_UP_BOX (Fl_Boxtype)(fl_define_FL_GTK_UP_BOX()+8)
+#define FL_GTK_ROUND_DOWN_BOX (Fl_Boxtype)(fl_define_FL_GTK_UP_BOX()+9)
+
+// conversions of box types to other boxtypes:
+/**
+  Get the filled version of a frame.
+  If no filled version of a given frame exists, the behavior of this function
+  is undefined and some random box or frame is returned.
+ */
+inline Fl_Boxtype fl_box(Fl_Boxtype b) {
+  return (Fl_Boxtype)((b<FL_UP_BOX||b%4>1)?b:(b-2));
+}
+/**
+  Get the "pressed" or "down" version of a box.
+  If no "down" version of a given box exists, the behavior of this function
+  is undefined and some random box or frame is returned.
+ */
+inline Fl_Boxtype fl_down(Fl_Boxtype b) {
+  return (Fl_Boxtype)((b<FL_UP_BOX)?b:(b|1));
+}
+/**
+  Get the unfilled, frame only version of a box.
+  If no frame version of a given box exists, the behavior of this function
+  is undefined and some random box or frame is returned.
+ */
+inline Fl_Boxtype fl_frame(Fl_Boxtype b) {
+  return (Fl_Boxtype)((b%4<2)?b:(b+2));
+}
+
+// back-compatibility box types:
+#define FL_FRAME FL_ENGRAVED_FRAME
+#define FL_FRAME_BOX FL_ENGRAVED_BOX
+#define FL_CIRCLE_BOX FL_ROUND_DOWN_BOX
+#define FL_DIAMOND_BOX FL_DIAMOND_DOWN_BOX
+
+/*@}*/	// group: Box Types
+
+/**
+   The labeltype() method sets the type of the label.
+   
+   The following standard label types are included:
+   
+   \todo	The doxygen comments are incomplete, and some labeltypes
+   		are starting with an underscore. Also, there are three
+		external functions undocumented (yet):
+		  - fl_define_FL_SHADOW_LABEL()
+		  - fl_define_FL_ENGRAVED_LABEL()
+		  - fl_define_FL_EMBOSSED_LABEL()
+*/
+enum Fl_Labeltype {	// labeltypes:
+  FL_NORMAL_LABEL	= 0,	///< draws the text (0)
+  FL_NO_LABEL,			///< does nothing
+  _FL_SHADOW_LABEL,		///< draws a drop shadow under the text
+  _FL_ENGRAVED_LABEL,		///< draws edges as though the text is engraved
+  _FL_EMBOSSED_LABEL,		///< draws edges as though the text is raised
+  _FL_MULTI_LABEL,		///< ?
+  _FL_ICON_LABEL,		///< draws the icon associated with the text
+  _FL_IMAGE_LABEL,		///< ?
+
+  FL_FREE_LABELTYPE		///< first free labeltype to use for creating own labeltypes
+};
+
+/** 
+  Sets the current label type and return its corresponding Fl_Labeltype value. 
+  @{
+*/
+#define FL_SYMBOL_LABEL FL_NORMAL_LABEL
+extern Fl_Labeltype FL_EXPORT fl_define_FL_SHADOW_LABEL();
+#define FL_SHADOW_LABEL fl_define_FL_SHADOW_LABEL()
+extern Fl_Labeltype FL_EXPORT fl_define_FL_ENGRAVED_LABEL();
+#define FL_ENGRAVED_LABEL fl_define_FL_ENGRAVED_LABEL()
+extern Fl_Labeltype FL_EXPORT fl_define_FL_EMBOSSED_LABEL();
+#define FL_EMBOSSED_LABEL fl_define_FL_EMBOSSED_LABEL()
+/** @} */
+
+/** \name Alignment Flags 
+    Flags to control the label alignment. 
+    This controls how the label is displayed next to or inside the widget. 
+    The default value is FL_ALIGN_CENTER for most widgets, which centers the label
+    inside the widget.
+
+    Flags can be or'd to achieve a combination of alignments.
+
+    \code
+    Outside alignments:
+               TOP_LEFT        TOP       TOP_RIGHT
+       LEFT_TOP+---------------------------------+RIGHT_TOP
+               |                                 |
+           LEFT|                                 |RIGHT
+               |                                 |
+    LEFT_BOTTOM+---------------------------------+RIGHT_BOTTOM
+               BOTTOM_RIGHT   BOTTOM   BOTTOM_LEFT
+
+    Inside alignments:
+               +---------------------------------+
+               |TOP_LEFT       TOP      TOP_RIGHT|
+               |                                 |
+               |LEFT                        RIGHT|
+               |                                 |
+               |BOTTOM_RIGHT  BOTTOM  BOTTOM_LEFT|
+               +---------------------------------+
+    \endcode
+    \see #FL_ALIGN_CENTER, etc.
+ */
+/*@{*/
+/** FLTK type for alignment control */
+typedef unsigned Fl_Align;
+  /** Align the label horizontally in the middle. */
+const Fl_Align FL_ALIGN_CENTER		= (Fl_Align)0;
+  /** Align the label at the top of the widget. Inside labels appear below the top,
+      outside labels are drawn on top of the widget. */
+const Fl_Align FL_ALIGN_TOP		= (Fl_Align)1;
+  /** Align the label at the bottom of the widget. */
+const Fl_Align FL_ALIGN_BOTTOM		= (Fl_Align)2;
+  /** Align the label at the left of the widget. Inside labels appear left-justified
+      starting at the left side of the widget, outside labels are right-justified and
+      drawn to the left of the widget. */
+const Fl_Align FL_ALIGN_LEFT		= (Fl_Align)4;
+  /** Align the label to the right of the widget. */
+const Fl_Align FL_ALIGN_RIGHT		= (Fl_Align)8;
+  /** Draw the label inside of the widget. */
+const Fl_Align FL_ALIGN_INSIDE		= (Fl_Align)16;
+  /** If the label contains an image, draw the text on top of the image. */
+const Fl_Align FL_ALIGN_TEXT_OVER_IMAGE	= (Fl_Align)0x0020;
+  /** If the label contains an image, draw the text below the image. */
+const Fl_Align FL_ALIGN_IMAGE_OVER_TEXT	= (Fl_Align)0x0000;
+  /** All parts of the label that are lager than the widget will not be drawn . */
+const Fl_Align FL_ALIGN_CLIP		= (Fl_Align)64;
+  /** Wrap text that does not fit the width of the widget. */
+const Fl_Align FL_ALIGN_WRAP		= (Fl_Align)128;
+  /** If the label contains an image, draw the text to the right of the image. */
+const Fl_Align FL_ALIGN_IMAGE_NEXT_TO_TEXT = (Fl_Align)0x0100;
+  /** If the label contains an image, draw the text to the left of the image. */
+const Fl_Align FL_ALIGN_TEXT_NEXT_TO_IMAGE = (Fl_Align)0x0120;
+/** If the label contains an image, draw the image or deimage in the background. */
+const Fl_Align FL_ALIGN_IMAGE_BACKDROP  = (Fl_Align)0x0200;
+const Fl_Align FL_ALIGN_TOP_LEFT	= FL_ALIGN_TOP | FL_ALIGN_LEFT;
+const Fl_Align FL_ALIGN_TOP_RIGHT	= FL_ALIGN_TOP | FL_ALIGN_RIGHT;
+const Fl_Align FL_ALIGN_BOTTOM_LEFT	= FL_ALIGN_BOTTOM | FL_ALIGN_LEFT;
+const Fl_Align FL_ALIGN_BOTTOM_RIGHT	= FL_ALIGN_BOTTOM | FL_ALIGN_RIGHT;
+const Fl_Align FL_ALIGN_LEFT_TOP	= 0x0007; // magic value
+const Fl_Align FL_ALIGN_RIGHT_TOP	= 0x000b; // magic value
+const Fl_Align FL_ALIGN_LEFT_BOTTOM	= 0x000d; // magic value
+const Fl_Align FL_ALIGN_RIGHT_BOTTOM	= 0x000e; // magic value
+const Fl_Align FL_ALIGN_NOWRAP		= (Fl_Align)0; // for back compatibility
+const Fl_Align FL_ALIGN_POSITION_MASK   = 0x000f; // left, right, top, bottom
+const Fl_Align FL_ALIGN_IMAGE_MASK      = 0x0320; // l/r, t/b, backdrop
+/*@}*/
+
+
+/** \name Font Numbers
+    The following constants define the standard FLTK fonts:
+ */
+/*@{*/
+/** A font number is an index into the internal font table. */
+typedef int Fl_Font;
+
+const Fl_Font FL_HELVETICA              = 0;	///< Helvetica (or Arial) normal (0)
+const Fl_Font FL_HELVETICA_BOLD         = 1;	///< Helvetica (or Arial) bold
+const Fl_Font FL_HELVETICA_ITALIC       = 2;	///< Helvetica (or Arial) oblique
+const Fl_Font FL_HELVETICA_BOLD_ITALIC  = 3;	///< Helvetica (or Arial) bold-oblique
+const Fl_Font FL_COURIER                = 4;	///< Courier normal
+const Fl_Font FL_COURIER_BOLD           = 5;	///< Courier bold 
+const Fl_Font FL_COURIER_ITALIC         = 6;	///< Courier italic
+const Fl_Font FL_COURIER_BOLD_ITALIC    = 7;	///< Courier bold-italic
+const Fl_Font FL_TIMES                  = 8;	///< Times roman
+const Fl_Font FL_TIMES_BOLD             = 9;	///< Times roman bold
+const Fl_Font FL_TIMES_ITALIC           = 10;	///< Times roman italic
+const Fl_Font FL_TIMES_BOLD_ITALIC      = 11;	///< Times roman bold-italic
+const Fl_Font FL_SYMBOL                 = 12;	///< Standard symbol font
+const Fl_Font FL_SCREEN                 = 13;	///< Default monospaced screen font
+const Fl_Font FL_SCREEN_BOLD            = 14;	///< Default monospaced bold screen font
+const Fl_Font FL_ZAPF_DINGBATS          = 15;	///< Zapf-dingbats font
+
+const Fl_Font FL_FREE_FONT              = 16;	///< first one to allocate
+const Fl_Font FL_BOLD                   = 1;	///< add this to helvetica, courier, or times
+const Fl_Font FL_ITALIC                 = 2;	///< add this to helvetica, courier, or times
+const Fl_Font FL_BOLD_ITALIC            = 3;	///< add this to helvetica, courier, or times
+
+/*@}*/
+
+/** Size of a font in pixels.
+    This is the approximate height of a font in pixels.
+ */
+typedef int Fl_Fontsize;
+
+extern FL_EXPORT Fl_Fontsize FL_NORMAL_SIZE;	///< normal font size
+
+/** \name Colors 
+    The Fl_Color type holds an FLTK color value.
+
+    Colors are either 8-bit indexes into a virtual colormap
+    or 24-bit RGB color values.
+
+    Color indices occupy the lower 8 bits of the value, while
+    RGB colors occupy the upper 24 bits, for a byte organization of RGBI.
+
+<pre>
+ Fl_Color => 0xrrggbbii
+                | | | |
+                | | | +--- index between 0 and 255
+                | | +----- blue color component (8 bit)
+                | +------- green component (8 bit)
+                +--------- red component (8 bit)
+ </pre>
+
+    A color can have either an index or an rgb value. Colors with rgb set 
+    and an index >0 are reserved for special use.
+
+ */
+/*@{*/
+/** an FLTK color value */
+typedef unsigned int Fl_Color;
+
+// Standard colors. These are used as default colors in widgets and altered as necessary
+const Fl_Color FL_FOREGROUND_COLOR  = 0;	///< the default foreground color (0) used for labels and text
+const Fl_Color FL_BACKGROUND2_COLOR = 7;	///< the default background color for text, list, and valuator widgets
+const Fl_Color FL_INACTIVE_COLOR    = 8;	///< the inactive foreground color
+const Fl_Color FL_SELECTION_COLOR   = 15;	///< the default selection/highlight color
+
+  // boxtypes generally limit themselves to these colors so
+  // the whole ramp is not allocated:
+
+const Fl_Color FL_GRAY0   = 32;			// 'A'
+const Fl_Color FL_DARK3   = 39;			// 'H'
+const Fl_Color FL_DARK2   = 45;			// 'N'
+const Fl_Color FL_DARK1   = 47;			// 'P'
+const Fl_Color FL_BACKGROUND_COLOR  = 49;	// 'R' default background color
+const Fl_Color FL_LIGHT1  = 50;			// 'S'
+const Fl_Color FL_LIGHT2  = 52;			// 'U'
+const Fl_Color FL_LIGHT3  = 54;			// 'W'
+
+  // FLTK provides a 5x8x5 color cube that is used with colormap visuals
+
+const Fl_Color FL_BLACK   = 56;
+const Fl_Color FL_RED     = 88;
+const Fl_Color FL_GREEN   = 63;
+const Fl_Color FL_YELLOW  = 95;
+const Fl_Color FL_BLUE    = 216;
+const Fl_Color FL_MAGENTA = 248;
+const Fl_Color FL_CYAN    = 223;
+const Fl_Color FL_DARK_RED = 72;
+
+const Fl_Color FL_DARK_GREEN    = 60;
+const Fl_Color FL_DARK_YELLOW   = 76;
+const Fl_Color FL_DARK_BLUE     = 136;
+const Fl_Color FL_DARK_MAGENTA  = 152;
+const Fl_Color FL_DARK_CYAN     = 140;
+
+const Fl_Color FL_WHITE         = 255;
+
+
+#define FL_FREE_COLOR     (Fl_Color)16
+#define FL_NUM_FREE_COLOR 16
+#define FL_GRAY_RAMP      (Fl_Color)32
+#define FL_NUM_GRAY       24
+#define FL_GRAY           FL_BACKGROUND_COLOR
+#define FL_COLOR_CUBE     (Fl_Color)56
+#define FL_NUM_RED        5
+#define FL_NUM_GREEN      8
+#define FL_NUM_BLUE       5
+
+FL_EXPORT Fl_Color fl_inactive(Fl_Color c);
+
+FL_EXPORT Fl_Color fl_contrast(Fl_Color fg, Fl_Color bg);
+
+FL_EXPORT Fl_Color fl_color_average(Fl_Color c1, Fl_Color c2, float weight);
+
+/** Returns a lighter version of the specified color. */
+inline Fl_Color fl_lighter(Fl_Color c) { return fl_color_average(c, FL_WHITE, .67f); }
+
+/** Returns a darker version of the specified color. */
+inline Fl_Color fl_darker(Fl_Color c) { return fl_color_average(c, FL_BLACK, .67f); }
+
+/** Returns the 24-bit color value closest to \p r, \p g, \p b. */
+inline Fl_Color fl_rgb_color(uchar r, uchar g, uchar b) {
+  if (!r && !g && !b) return FL_BLACK;
+  else return (Fl_Color)(((((r << 8) | g) << 8) | b) << 8);
+}
+
+/** Returns the 24-bit color value closest to \p g (grayscale). */
+inline Fl_Color fl_rgb_color(uchar g) {
+  if (!g) return FL_BLACK;
+  else return (Fl_Color)(((((g << 8) | g) << 8) | g) << 8);
+}
+
+/** Returns a gray color value from black (i == 0) to white (i == FL_NUM_GRAY - 1). 
+    FL_NUM_GRAY is defined to be 24 in the current FLTK release. 
+    To get the closest FLTK gray value to an 8-bit grayscale color 'I' use:
+
+ \code 
+   fl_gray_ramp(I * (FL_NUM_GRAY - 1) / 255)
+ \endcode
+*/ 
+inline Fl_Color fl_gray_ramp(int i) {return (Fl_Color)(i+FL_GRAY_RAMP);}
+
+/** Returns a color out of the color cube.
+
+  \p r must be in the range 0 to FL_NUM_RED (5) minus 1, 
+  \p g must be in the range 0 to FL_NUM_GREEN (8) minus 1,
+  \p b must be in the range 0 to FL_NUM_BLUE (5) minus 1.
+
+  To get the closest color to a 8-bit set of R,G,B values use:
+
+  \code
+    fl_color_cube(R * (FL_NUM_RED - 1) / 255,
+       G * (FL_NUM_GREEN - 1) / 255,
+       B * (FL_NUM_BLUE - 1) / 255);
+  \endcode
+ */
+inline Fl_Color fl_color_cube(int r, int g, int b) {
+  return (Fl_Color)((b*FL_NUM_RED + r) * FL_NUM_GREEN + g + FL_COLOR_CUBE);}
+
+/*@}*/		// group: Colors  
+
+/** \name Cursors */
+/*@{*/
+
+/** The following constants define the mouse cursors that are available in FLTK.
+
+    The double-headed arrows are bitmaps provided by FLTK on X, the others
+    are provided by system-defined cursors.
+
+    \todo enum Fl_Cursor needs maybe an image.
+*/
+enum Fl_Cursor {
+  FL_CURSOR_DEFAULT	=  0, /**< the default cursor, usually an arrow. */
+  FL_CURSOR_ARROW	= 35, /**< an arrow pointer. */
+  FL_CURSOR_CROSS	= 66, /**< crosshair. */
+  FL_CURSOR_WAIT	= 76, /**< watch or hourglass. */
+  FL_CURSOR_INSERT	= 77, /**< I-beam. */
+  FL_CURSOR_HAND	= 31, /**< hand (uparrow on MSWindows). */
+  FL_CURSOR_HELP	= 47, /**< question mark. */
+  FL_CURSOR_MOVE	= 27, /**< 4-pointed arrow. */
+  // fltk provides bitmaps for these:
+  FL_CURSOR_NS		= 78, /**< up/down arrow. */
+  FL_CURSOR_WE		= 79, /**< left/right arrow. */
+  FL_CURSOR_NWSE	= 80, /**< diagonal arrow. */
+  FL_CURSOR_NESW	= 81, /**< diagonal arrow. */
+  FL_CURSOR_NONE	=255, /**< invisible. */
+  // for back compatibility (non MSWindows ones):
+  FL_CURSOR_N		= 70, /**< for back compatibility. */
+  FL_CURSOR_NE		= 69, /**< for back compatibility. */
+  FL_CURSOR_E		= 49, /**< for back compatibility. */
+  FL_CURSOR_SE		=  8, /**< for back compatibility. */
+  FL_CURSOR_S		=  9, /**< for back compatibility. */
+  FL_CURSOR_SW		=  7, /**< for back compatibility. */
+  FL_CURSOR_W		= 36, /**< for back compatibility. */
+  FL_CURSOR_NW		= 68 /**< for back compatibility. */
+};
+/*@}*/		// group: Cursors  
+
+/** FD "when" conditions */
+enum { // values for "when" passed to Fl::add_fd()
+  FL_READ   = 1, /**< Call the callback when there is data to be read. */
+  FL_WRITE  = 4, /**< Call the callback when data can be written without blocking. */
+  FL_EXCEPT = 8  /**< Call the callback if an exception occurs on the file. */
+};
+
+/** visual types and Fl_Gl_Window::mode() (values match Glut) */
+enum Fl_Mode { 
+  FL_RGB	= 0,
+  FL_INDEX	= 1,
+  FL_SINGLE	= 0,
+  FL_DOUBLE	= 2,
+  FL_ACCUM	= 4,
+  FL_ALPHA	= 8,
+  FL_DEPTH	= 16,
+  FL_STENCIL	= 32,
+  FL_RGB8	= 64,
+  FL_MULTISAMPLE= 128,
+  FL_STEREO     = 256,
+  FL_FAKE_SINGLE = 512	// Fake single buffered windows using double-buffer
+};
+
+// image alpha blending
+
+#define FL_IMAGE_WITH_ALPHA 0x40000000
+
+/** Damage masks */
+enum Fl_Damage {
+  FL_DAMAGE_CHILD    = 0x01, /**< A child needs to be redrawn. */
+  FL_DAMAGE_EXPOSE   = 0x02, /**< The window was exposed. */
+  FL_DAMAGE_SCROLL   = 0x04, /**< The Fl_Scroll widget was scrolled. */
+  FL_DAMAGE_OVERLAY  = 0x08, /**< The overlay planes need to be redrawn. */
+  FL_DAMAGE_USER1    = 0x10, /**< First user-defined damage bit. */
+  FL_DAMAGE_USER2    = 0x20, /**< Second user-defined damage bit. */
+  FL_DAMAGE_ALL      = 0x80  /**< Everything needs to be redrawn. */
+};
+
+// FLTK 1.0.x compatibility definitions...
+#  ifdef FLTK_1_0_COMPAT
+#    define contrast	fl_contrast
+#    define down	fl_down
+#    define frame	fl_frame
+#    define inactive	fl_inactive
+#  endif // FLTK_1_0_COMPAT
+
+#endif
+
+//
+// End of "$Id: Enumerations.H 8710 2011-05-21 21:55:59Z manolo $".
+//