rxvt-unicode/src/rxvttoolkit.h

/*
 * rxvttoolkit.h - provide toolkit-functionality for rxvt.
 */
#ifndef RXVT_TOOLKIT_H
#define RXVT_TOOLKIT_H

#include <X11/Xlib.h>

#if XFT
# include <X11/Xft/Xft.h>
#endif

#include "iom.h"

#include "rxvtlib.h"
#include "rxvtutil.h"

#include "callback.h"

struct rxvt_term;
struct rxvt_display;

struct im_watcher;
struct xevent_watcher;

struct refcounted {
  int referenced;
  char *id;

  refcounted (const char *id);
  bool init () { return false; }
  ~refcounted ();
};

template<class T>
struct refcache : vector<T *> {
  T *get (const char *id);
  void put (T *obj);
  ~refcache ();
};

/////////////////////////////////////////////////////////////////////////////

#ifdef USE_XIM
struct rxvt_xim : refcounted {
  void destroy ();
  rxvt_display *display;

//public
  XIM xim;

  rxvt_xim (const char *id) : refcounted (id) { }
  bool init ();
  ~rxvt_xim ();
};
#endif

struct rxvt_display : refcounted {
  Atom xa_xim_servers;

  io_manager_vec<xevent_watcher> xw;

  io_watcher x_ev; void x_cb (io_watcher &w, short revents);

#ifdef USE_XIM
  refcache<rxvt_xim> xims;
  vector<im_watcher *> imw;

  void im_change_cb ();
#endif

//public
  Display  *display;
  int      depth;
  int      screen;
  Visual   *visual;
  Colormap cmap;
  Window   root;
  rxvt_term *selection_owner;
#ifndef NO_SLOW_LINK_SUPPORT
  bool     is_local;
#endif

  rxvt_display (const char *id);
  bool init ();
  ~rxvt_display ();

  void flush ();

  void set_selection_owner (rxvt_term *owner);

  void reg (xevent_watcher *w);
  void unreg (xevent_watcher *w);

#ifdef USE_XIM
  void reg (im_watcher *w);
  void unreg (im_watcher *w);

  rxvt_xim *get_xim (const char *locale, const char *modifiers);
  void put_xim (rxvt_xim *xim);
#endif

  Atom atom (const char *name);
};

#ifdef USE_XIM
struct im_watcher : watcher, callback0<void> {
  template<class O1, class O2>
  im_watcher (O1 *object, void (O2::*method) ())
  : callback0<void> (object,method)
  { }

  void start (rxvt_display *display)
  {
    display->reg (this);
  }
  void stop (rxvt_display *display)
  {
    display->unreg (this);
  }
};
#endif

struct xevent_watcher : watcher, callback1<void, XEvent &> {
  Window window;

  template<class O1, class O2>
  xevent_watcher (O1 *object, void (O2::*method) (XEvent &))
  : callback1<void, XEvent &> (object,method)
  { }

  void start (rxvt_display *display, Window window)
  {
    this->window = window;
    display->reg (this);
  }
  void stop (rxvt_display *display)
  {
    display->unreg (this);
  }
};

extern refcache<rxvt_display> displays;

/////////////////////////////////////////////////////////////////////////////

typedef unsigned long Pixel;

struct rxvt_color {
#if XFT
  XftColor c;
  operator Pixel () const { return c.pixel; }
#else
  Pixel p;
  operator Pixel () const { return p; }
#endif

  bool operator == (const rxvt_color &b) const { return Pixel (*this) == Pixel (b); }
  bool operator != (const rxvt_color &b) const { return Pixel (*this) != Pixel (b); }

  void get (rxvt_display *display, unsigned short &cr, unsigned short &cg, unsigned short &cb);
 
  bool set (rxvt_display *display, Pixel p);
  bool set (rxvt_display *display, const char *name);
  bool set (rxvt_display *display, unsigned short cr, unsigned short cg, unsigned short cb);

  rxvt_color fade (rxvt_display *, int percent);

  void free (rxvt_display *display);
};

#endif

Revision:	1.2
Committed:	Wed Aug 25 02:33:09 2004 UTC (19 years, 9 months ago) by root
Content type:	text/plain
Branch:	MAIN
CVS Tags:	rel-3_8
Changes since 1.1:	+1 -0 lines
Log Message:	* empty log message *
#	User	Rev	Content
1	root	1.1	/*
2			* rxvttoolkit.h - provide toolkit-functionality for rxvt.
3			*/
4			#ifndef RXVT_TOOLKIT_H
5			#define RXVT_TOOLKIT_H
6
7			#include <X11/Xlib.h>
8
9			#if XFT
10			# include <X11/Xft/Xft.h>
11			#endif
12
13			#include "iom.h"
14
15			#include "rxvtlib.h"
16			#include "rxvtutil.h"
17
18			#include "callback.h"
19
20			struct rxvt_term;
21	root	1.2	struct rxvt_display;
22	root	1.1
23			struct im_watcher;
24			struct xevent_watcher;
25
26			struct refcounted {
27			int referenced;
28			char *id;
29
30			refcounted (const char *id);
31			bool init () { return false; }
32			~refcounted ();
33			};
34
35			template<class T>
36			struct refcache : vector<T *> {
37			T get (const char id);
38			void put (T *obj);
39			~refcache ();
40			};
41
42			/////////////////////////////////////////////////////////////////////////////
43
44			#ifdef USE_XIM
45			struct rxvt_xim : refcounted {
46			void destroy ();
47			rxvt_display *display;
48
49			//public
50			XIM xim;
51
52			rxvt_xim (const char *id) : refcounted (id) { }
53			bool init ();
54			~rxvt_xim ();
55			};
56			#endif
57
58			struct rxvt_display : refcounted {
59			Atom xa_xim_servers;
60
61			io_manager_vec<xevent_watcher> xw;
62
63			io_watcher x_ev; void x_cb (io_watcher &w, short revents);
64
65			#ifdef USE_XIM
66			refcache<rxvt_xim> xims;
67			vector<im_watcher *> imw;
68
69			void im_change_cb ();
70			#endif
71
72			//public
73			Display *display;
74			int depth;
75			int screen;
76			Visual *visual;
77			Colormap cmap;
78			Window root;
79			rxvt_term *selection_owner;
80			#ifndef NO_SLOW_LINK_SUPPORT
81			bool is_local;
82			#endif
83
84			rxvt_display (const char *id);
85			bool init ();
86			~rxvt_display ();
87
88			void flush ();
89
90			void set_selection_owner (rxvt_term *owner);
91
92			void reg (xevent_watcher *w);
93			void unreg (xevent_watcher *w);
94
95			#ifdef USE_XIM
96			void reg (im_watcher *w);
97			void unreg (im_watcher *w);
98
99			rxvt_xim get_xim (const char locale, const char *modifiers);
100			void put_xim (rxvt_xim *xim);
101			#endif
102
103			Atom atom (const char *name);
104			};
105
106			#ifdef USE_XIM
107			struct im_watcher : watcher, callback0<void> {
108			template<class O1, class O2>
109			im_watcher (O1 object, void (O2::method) ())
110			: callback0<void> (object,method)
111			{ }
112
113			void start (rxvt_display *display)
114			{
115			display->reg (this);
116			}
117			void stop (rxvt_display *display)
118			{
119			display->unreg (this);
120			}
121			};
122			#endif
123
124			struct xevent_watcher : watcher, callback1<void, XEvent &> {
125			Window window;
126
127			template<class O1, class O2>
128			xevent_watcher (O1 object, void (O2::method) (XEvent &))
129			: callback1<void, XEvent &> (object,method)
130			{ }
131
132			void start (rxvt_display *display, Window window)
133			{
134			this->window = window;
135			display->reg (this);
136			}
137			void stop (rxvt_display *display)
138			{
139			display->unreg (this);
140			}
141			};
142
143			extern refcache<rxvt_display> displays;
144
145			/////////////////////////////////////////////////////////////////////////////
146
147			typedef unsigned long Pixel;
148
149			struct rxvt_color {
150			#if XFT
151			XftColor c;
152			operator Pixel () const { return c.pixel; }
153			#else
154			Pixel p;
155			operator Pixel () const { return p; }
156			#endif
157
158			bool operator == (const rxvt_color &b) const { return Pixel (*this) == Pixel (b); }
159			bool operator != (const rxvt_color &b) const { return Pixel (*this) != Pixel (b); }
160
161			void get (rxvt_display *display, unsigned short &cr, unsigned short &cg, unsigned short &cb);
162
163			bool set (rxvt_display *display, Pixel p);
164			bool set (rxvt_display display, const char name);
165			bool set (rxvt_display *display, unsigned short cr, unsigned short cg, unsigned short cb);
166
167			rxvt_color fade (rxvt_display *, int percent);
168
169			void free (rxvt_display *display);
170			};
171
172			#endif
173