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Diffstat (limited to 'fltk/fltk/x11.h')
| -rw-r--r-- | fltk/fltk/x11.h | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/fltk/fltk/x11.h b/fltk/fltk/x11.h new file mode 100644 index 0000000..1376d95 --- /dev/null +++ b/fltk/fltk/x11.h @@ -0,0 +1,185 @@ +// "$Id: x.h 5140 2006-05-22 04:46:07Z spitzak $" +// +// Copyright 1998-2006 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 to "fltk-bugs@fltk.org". + +/** \file + +Declarations of FLTK symbols and interfaces that only exist if FLTK +is compiled to use X11, as it is by default on Unix. It is recommended +you avoid using this header file, and that you segregate code requiring +it to it's own source file. + +This header includes the Xlib.h, Xutil.h, Xatom.h, XInput.h, and XI.h +header files, with sufficent wrappers to avoid conflicts with FLTK. +In particular a macro is used so that "Window" is replaced by "XWindow" +in these headers. You should use this rather than including the X +header files directly. + +*/ + +#ifndef fltk_x11_h +# define fltk_x11_h + +//////////////////////////////////////////////////////////////// +// Try to get the parts of Xlib.h included while avoiding warnings: + +# ifndef DOXYGEN +# define Window XWindow + +// pragmas are to fix the broken SGI Irix Xlib header files: +# if !defined(__GNUC__) && (defined(_ABIN32) || defined(_ABI64)) +# pragma set woff 3322 +# endif +# include <X11/Xlib.h> +# include <X11/Xutil.h> +# if !defined(__GNUC__) && (defined(_ABIN32) || defined(_ABI64)) +# pragma reset woff 3322 +# endif + +# include <X11/Xatom.h> + +# if USE_XFT && !MAKEDEPEND +# include <X11/Xft/Xft.h> +# else + typedef struct _XftDraw XftDraw; + typedef struct _XftFont XftFont; +# endif + +# include <X11/extensions/XInput.h> +# include <X11/extensions/XI.h> + +# undef Window + +# if defined(__FreeBSD__) || defined(__APPLE__) || defined(__CYGWIN__) + typedef unsigned long ulong; + typedef unsigned int uint; + typedef unsigned char uchar; +# endif + +# endif // !DOXYGEN + +#include "draw.h" + +extern FL_API Region XRectangleRegion(int x, int y, int w, int h); + +namespace fltk { + +/// \name fltk/x11.h +//@{ + +//////////////////////////////////////////////////////////////// +// constant info about the X server connection: + +extern FL_API void open_display(); +extern FL_API void open_display(Display*); +extern FL_API void close_display(); + +extern FL_API Display* xdisplay; +extern FL_API XWindow message_window; +extern FL_API int xscreen; +extern FL_API XVisualInfo* xvisual; +extern FL_API Colormap xcolormap; + +//////////////////////////////////////////////////////////////// +// event handling: + +// feed events into fltk by setting xevent and calling handle: +extern FL_API XEvent xevent; +extern FL_API bool handle(); + +// set by last xevent with a timestamp: +extern FL_API ulong event_time; + +//////////////////////////////////////////////////////////////// +// DnD: + +extern FL_API XWindow dnd_source_window; +extern FL_API Atom *dnd_source_types; +extern FL_API Atom dnd_type; +extern FL_API Atom dnd_source_action; +extern FL_API Atom dnd_action; + +//////////////////////////////////////////////////////////////// +// drawing functions: + +extern FL_API XftDraw* xftc; +extern FL_API GC gc; +extern FL_API XWindow xwindow; +extern FL_API ulong current_xpixel; +extern FL_API ulong xpixel(Color i); +extern FL_API void clip_region(Region); +extern FL_API Region clip_region(); + +extern FL_API void draw_into(XWindow, int w, int h); +extern FL_API void stop_drawing(XWindow); + +extern FL_API XFontStruct* xfont(); +extern FL_API XftFont* xftfont(); + +//////////////////////////////////////////////////////////////// +// only include this if <fltk/Window.h> was included: +# if defined(fltk_Window_h) || defined(DOXYGEN) + +/** + When fltk tells X about a window, one of these objects is created. + Warning: this object is highly subject to change! It's definition + is only here so that xid(Window) can be declared inline: +*/ +class FL_API CreatedWindow { +public: + XWindow xid; + XWindow backbuffer; + XWindow frontbuffer; + Window *window; + Region region; + void expose(const Rectangle&); + CreatedWindow *next; + bool wait_for_expose; + bool backbuffer_bad; // used for XDBE + bool overlay; // true if redraw_overlay was called + ::Cursor cursor; + const Widget* cursor_for; + static CreatedWindow* first; + static CreatedWindow* find(const Window* window) {return window->i;} + void sendxjunk(); + static void create(Window*, + XVisualInfo*, Colormap, + int background = -1); + static CreatedWindow* set_xid(Window*, XWindow); + Rectangle current_size; +}; + +// convert xid <-> Window: +inline XWindow xid(const Window*w) {return CreatedWindow::find(w)->xid;} +Window* find(XWindow xid); + +# endif // Window_h + +//@} + +} // namespace fltk + +# if USE_CAIRO +# include <fltk/fltk_cairo.h> +# include <cairo-xlib.h> +# else + typedef struct _cairo cairo_t; +# endif +#endif |