1998-10-20 01:39:29 +04:00
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//
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2005-02-25 00:55:12 +03:00
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// "$Id$"
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1998-10-20 01:39:29 +04:00
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//
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// X11 header file for the Fast Light Tool Kit (FLTK).
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//
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2012-03-18 22:48:29 +04:00
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// Copyright 1998-2012 by Bill Spitzak and others.
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1998-10-20 01:39:29 +04:00
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//
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2011-07-19 08:49:30 +04:00
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// This library is free software. Distribution and use rights are outlined in
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// the file "COPYING" which should have been included with this file. If this
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// file is missing or damaged, see the license at:
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//
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// http://www.fltk.org/COPYING.php
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1998-10-20 01:39:29 +04:00
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//
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2005-04-16 04:13:17 +04:00
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// Please report all bugs and problems on the following page:
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//
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// http://www.fltk.org/str.php
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1998-10-20 01:39:29 +04:00
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//
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1998-10-06 22:21:25 +04:00
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// These are internal fltk symbols that are necessary or useful for
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// calling Xlib. You should include this file if (and ONLY if) you
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// need to call Xlib directly. These symbols may not exist on non-X
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// systems.
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2008-09-18 23:09:34 +04:00
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#if !defined(Fl_X_H) && !defined(FL_DOXYGEN)
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2001-11-27 20:44:08 +03:00
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# define Fl_X_H
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# include "Enumerations.H"
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# ifdef WIN32
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# include "win32.H"
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# elif defined(__APPLE__)
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# include "mac.H"
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# else
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# if defined(_ABIN32) || defined(_ABI64) // fix for broken SGI Irix X .h files
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# pragma set woff 3322
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# endif
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# include <X11/Xlib.h>
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# include <X11/Xutil.h>
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# if defined(_ABIN32) || defined(_ABI64)
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# pragma reset woff 3322
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# endif
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# include <X11/Xatom.h>
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# include "Fl_Window.H"
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// Mirror X definition of Region to Fl_Region, for portability...
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2001-11-27 20:48:16 +03:00
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typedef Region Fl_Region;
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1998-10-06 22:21:25 +04:00
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1999-02-17 01:00:04 +03:00
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FL_EXPORT void fl_open_display();
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2000-02-23 12:23:53 +03:00
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FL_EXPORT void fl_open_display(Display*);
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1999-02-17 01:00:04 +03:00
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FL_EXPORT void fl_close_display();
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1998-10-06 22:21:25 +04:00
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// constant info about the X server connection:
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1999-02-17 01:00:04 +03:00
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extern FL_EXPORT Display *fl_display;
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extern FL_EXPORT int fl_screen;
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extern FL_EXPORT XVisualInfo *fl_visual;
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extern FL_EXPORT Colormap fl_colormap;
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1998-10-06 22:21:25 +04:00
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2010-04-09 20:46:45 +04:00
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1998-10-06 22:21:25 +04:00
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// drawing functions:
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1999-02-17 01:00:04 +03:00
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extern FL_EXPORT GC fl_gc;
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extern FL_EXPORT Window fl_window;
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FL_EXPORT ulong fl_xpixel(Fl_Color i);
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FL_EXPORT ulong fl_xpixel(uchar r, uchar g, uchar b);
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2001-11-27 20:44:08 +03:00
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FL_EXPORT void fl_clip_region(Fl_Region);
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2002-03-06 21:11:01 +03:00
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FL_EXPORT Fl_Region fl_clip_region();
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1998-10-06 22:21:25 +04:00
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// feed events into fltk:
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1999-02-17 01:00:04 +03:00
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FL_EXPORT int fl_handle(const XEvent&);
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1998-10-06 22:21:25 +04:00
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// you can use these in Fl::add_handler() to look at events:
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1999-02-17 01:00:04 +03:00
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extern FL_EXPORT const XEvent* fl_xevent;
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extern FL_EXPORT ulong fl_event_time;
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1998-10-06 22:21:25 +04:00
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// off-screen pixmaps: create, destroy, draw into, copy to window:
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2001-11-18 23:52:28 +03:00
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typedef ulong Fl_Offscreen;
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2014-05-23 20:00:25 +04:00
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# define fl_create_offscreen(w,h) XCreatePixmap(fl_display, RootWindow(fl_display, fl_screen), w, h, fl_visual->depth)
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2015-03-16 21:12:28 +03:00
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# define fl_create_offscreen_with_alpha(w,h) XCreatePixmap(fl_display, RootWindow(fl_display, fl_screen), w, h, 32)
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1998-10-15 18:06:16 +04:00
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// begin/end are macros that save the old state in local variables:
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2001-11-27 20:44:08 +03:00
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# define fl_begin_offscreen(pixmap) \
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2010-07-09 21:31:33 +04:00
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Window _sw=fl_window; fl_window=pixmap; \
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2020-11-03 13:56:05 +03:00
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GC _sgc = fl_gc; if (!_sgc) fl_gc = XCreateGC(fl_display, pixmap, 0, 0); \
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2011-02-02 15:42:47 +03:00
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Fl_Surface_Device *_ss = Fl_Surface_Device::surface(); Fl_Display_Device::display_device()->set_current(); \
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2010-07-09 21:31:33 +04:00
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fl_push_no_clip()
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2001-11-27 20:44:08 +03:00
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# define fl_end_offscreen() \
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2020-11-03 13:56:05 +03:00
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fl_pop_clip(); fl_window = _sw; _ss->set_current(); \
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if (!_sgc) XFreeGC(fl_display, fl_gc); fl_gc = _sgc
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1998-10-15 18:06:16 +04:00
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2014-10-29 23:20:54 +03:00
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extern FL_EXPORT void fl_copy_offscreen(int x, int y, int w, int h, Fl_Offscreen pixmap, int srcx, int srcy);
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2001-11-27 20:44:08 +03:00
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# define fl_delete_offscreen(pixmap) XFreePixmap(fl_display, pixmap)
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1998-10-06 22:21:25 +04:00
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2001-11-18 23:52:28 +03:00
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// Bitmap masks
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typedef ulong Fl_Bitmask;
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extern FL_EXPORT Fl_Bitmask fl_create_bitmask(int w, int h, const uchar *data);
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2002-04-15 16:19:01 +04:00
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extern FL_EXPORT Fl_Bitmask fl_create_alphamask(int w, int h, int d, int ld, const uchar *data);
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2001-11-18 23:52:28 +03:00
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extern FL_EXPORT void fl_delete_bitmask(Fl_Bitmask bm);
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2011-01-18 02:52:32 +03:00
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#if defined(FL_LIBRARY) || defined(FL_INTERNALS)
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2011-01-12 12:24:03 +03:00
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extern FL_EXPORT Window fl_message_window;
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extern FL_EXPORT void *fl_xftfont;
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FL_EXPORT Fl_Region XRectangleRegion(int x, int y, int w, int h); // in fl_rect.cxx
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// access to core fonts:
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// This class provides a "smart pointer" that returns a pointer to an XFontStruct.
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// The global variable fl_xfont can be called wherever a bitmap "core" font is
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// needed, e.g. when rendering to a GL context under X11.
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// With Xlib / X11 fonts, fl_xfont will return the current selected font.
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// With XFT / X11 fonts, fl_xfont will attempt to return the bitmap "core" font most
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// similar to (usually the same as) the current XFT font.
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class Fl_XFont_On_Demand
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{
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public:
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Fl_XFont_On_Demand(XFontStruct* p = NULL) : ptr(p) { }
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Fl_XFont_On_Demand& operator=(const Fl_XFont_On_Demand& x)
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{ ptr = x.ptr; return *this; }
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Fl_XFont_On_Demand& operator=(XFontStruct* p)
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{ ptr = p; return *this; }
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XFontStruct* value();
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operator XFontStruct*() { return value(); }
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XFontStruct& operator*() { return *value(); }
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XFontStruct* operator->() { return value(); }
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bool operator==(const Fl_XFont_On_Demand& x) { return ptr == x.ptr; }
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bool operator!=(const Fl_XFont_On_Demand& x) { return ptr != x.ptr; }
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private:
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XFontStruct *ptr;
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};
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extern FL_EXPORT Fl_XFont_On_Demand fl_xfont;
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2014-12-21 13:11:18 +03:00
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extern FL_EXPORT XFontStruct* fl_X_core_font();
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2011-01-12 12:24:03 +03:00
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1998-10-06 22:21:25 +04:00
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// this object contains all X-specific stuff about a window:
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2011-01-14 01:00:11 +03:00
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// Warning: this object is highly subject to change!
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2011-01-18 02:52:32 +03:00
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// FL_LIBRARY or FL_INTERNALS must be defined to access this class.
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2002-08-14 20:49:38 +04:00
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class FL_EXPORT Fl_X {
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1998-10-06 22:21:25 +04:00
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public:
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Window xid;
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Window other_xid;
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Fl_Window *w;
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2001-11-27 20:44:08 +03:00
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Fl_Region region;
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1998-10-06 22:21:25 +04:00
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Fl_X *next;
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1998-11-05 19:04:53 +03:00
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char wait_for_expose;
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char backbuffer_bad; // used for XDBE
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2002-08-14 20:49:38 +04:00
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static Fl_X* first;
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static Fl_X* i(const Fl_Window* wi) {return wi->i;}
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void setwindow(Fl_Window* wi) {w=wi; wi->i=this;}
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void sendxjunk();
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2014-06-16 15:39:32 +04:00
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static void set_default_icons(const Fl_RGB_Image*[], int);
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void set_icons();
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2014-06-16 15:17:57 +04:00
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int set_cursor(Fl_Cursor);
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int set_cursor(const Fl_RGB_Image*, int, int);
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2002-08-14 20:49:38 +04:00
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static void make_xid(Fl_Window*,XVisualInfo* =fl_visual, Colormap=fl_colormap);
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static Fl_X* set_xid(Fl_Window*, Window);
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1998-10-06 22:21:25 +04:00
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// kludges to get around protection:
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2002-08-14 20:49:38 +04:00
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void flush() {w->flush();}
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static void x(Fl_Window* wi, int X) {wi->x(X);}
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static void y(Fl_Window* wi, int Y) {wi->y(Y);}
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2012-03-23 20:47:53 +04:00
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static int ewmh_supported();
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2015-03-16 14:07:00 +03:00
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static int xrender_supported();
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2014-09-05 16:33:35 +04:00
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static void activate_window(Window w);
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1998-10-06 22:21:25 +04:00
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};
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2011-01-12 12:24:03 +03:00
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extern FL_EXPORT char fl_override_redirect; // hack into Fl_X::make_xid()
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extern FL_EXPORT int fl_background_pixel; // hack into Fl_X::make_xid()
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2011-10-02 10:25:13 +04:00
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inline Window fl_xid(const Fl_Window* w) { Fl_X *xTemp = Fl_X::i(w); return xTemp ? xTemp->xid : 0; }
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2011-01-20 16:22:30 +03:00
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#else
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2014-10-29 23:25:46 +03:00
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extern FL_EXPORT Window fl_xid_(const Fl_Window* w);
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2011-01-20 16:22:30 +03:00
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#define fl_xid(w) fl_xid_(w)
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2011-01-18 02:52:32 +03:00
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#endif // FL_LIBRARY || FL_INTERNALS
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2011-01-12 12:24:03 +03:00
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1999-02-17 01:00:04 +03:00
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FL_EXPORT Fl_Window* fl_find(Window xid);
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1998-10-06 22:21:25 +04:00
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2003-06-01 04:31:32 +04:00
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// Dummy function to register a function for opening files via the window manager...
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inline void fl_open_callback(void (*)(const char *)) {}
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2002-01-01 16:11:29 +03:00
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extern FL_EXPORT int fl_parse_color(const char* p, uchar& r, uchar& g, uchar& b);
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2001-11-27 20:44:08 +03:00
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# endif
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1998-10-06 22:21:25 +04:00
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#endif
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1998-10-20 01:39:29 +04:00
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//
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2005-02-25 00:55:12 +03:00
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// End of "$Id$".
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1998-10-20 01:39:29 +04:00
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//
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