1 |
#ifndef RXVT_COLOR_H |
2 |
#define RXVT_COLOR_H |
3 |
|
4 |
#include <X11/Xlib.h> |
5 |
|
6 |
#if XFT |
7 |
# include <X11/Xft/Xft.h> |
8 |
#endif |
9 |
|
10 |
#include "iom.h" |
11 |
|
12 |
#include "rxvtlib.h" |
13 |
#include "rxvtstl.h" |
14 |
|
15 |
#include "callback.h" |
16 |
|
17 |
extern class byteorder { |
18 |
uint32_t e; |
19 |
public: |
20 |
byteorder (); |
21 |
|
22 |
bool big_endian () { return e == 0x11223344; }; |
23 |
bool network () { return e == 0x11223344; }; |
24 |
bool little_endian () { return e == 0x44332211; }; |
25 |
bool vax () { return e == 0x44332211; }; |
26 |
} byteorder; |
27 |
|
28 |
struct rxvt_term; |
29 |
|
30 |
struct im_watcher; |
31 |
struct xevent_watcher; |
32 |
|
33 |
struct refcounted { |
34 |
int referenced; |
35 |
char *id; |
36 |
|
37 |
refcounted (const char *id); |
38 |
bool init () { return false; } |
39 |
~refcounted (); |
40 |
}; |
41 |
|
42 |
template<class T> |
43 |
struct refcache : vector<T *> { |
44 |
T *get (const char *id); |
45 |
void put (T *obj); |
46 |
~refcache (); |
47 |
}; |
48 |
|
49 |
///////////////////////////////////////////////////////////////////////////// |
50 |
|
51 |
#ifdef USE_XIM |
52 |
struct rxvt_xim : refcounted { |
53 |
void destroy (); |
54 |
rxvt_display *display; |
55 |
|
56 |
//public |
57 |
XIM xim; |
58 |
|
59 |
rxvt_xim (const char *id) : refcounted (id) { } |
60 |
bool init (); |
61 |
~rxvt_xim (); |
62 |
}; |
63 |
#endif |
64 |
|
65 |
struct rxvt_display : refcounted { |
66 |
Atom xa_xim_servers; |
67 |
|
68 |
io_manager_vec<xevent_watcher> xw; |
69 |
|
70 |
io_watcher x_ev; void x_cb (io_watcher &w, short revents); |
71 |
|
72 |
#ifdef USE_XIM |
73 |
refcache<rxvt_xim> xims; |
74 |
vector<im_watcher *> imw; |
75 |
|
76 |
void im_change_cb (); |
77 |
#endif |
78 |
|
79 |
//public |
80 |
Display *display; |
81 |
int depth; |
82 |
int screen; |
83 |
Visual *visual; |
84 |
Colormap cmap; |
85 |
Window root; |
86 |
rxvt_term *selection_owner; |
87 |
|
88 |
rxvt_display (const char *id); |
89 |
bool init (); |
90 |
~rxvt_display (); |
91 |
|
92 |
void flush (); |
93 |
|
94 |
void set_selection_owner (rxvt_term *owner); |
95 |
|
96 |
void reg (xevent_watcher *w); |
97 |
void unreg (xevent_watcher *w); |
98 |
|
99 |
#ifdef USE_XIM |
100 |
void reg (im_watcher *w); |
101 |
void unreg (im_watcher *w); |
102 |
|
103 |
rxvt_xim *get_xim (const char *locale, const char *modifiers); |
104 |
void put_xim (rxvt_xim *xim); |
105 |
#endif |
106 |
|
107 |
Atom atom (const char *name); |
108 |
}; |
109 |
|
110 |
#ifdef USE_XIM |
111 |
struct im_watcher : watcher, callback0<void> { |
112 |
template<class O1, class O2> |
113 |
im_watcher (O1 *object, void (O2::*method) ()) |
114 |
: callback0<void> (object,method) |
115 |
{ } |
116 |
|
117 |
void start (rxvt_display *display) |
118 |
{ |
119 |
display->reg (this); |
120 |
} |
121 |
void stop (rxvt_display *display) |
122 |
{ |
123 |
display->unreg (this); |
124 |
} |
125 |
}; |
126 |
#endif |
127 |
|
128 |
struct xevent_watcher : watcher, callback1<void, XEvent &> { |
129 |
Window window; |
130 |
|
131 |
template<class O1, class O2> |
132 |
xevent_watcher (O1 *object, void (O2::*method) (XEvent &)) |
133 |
: callback1<void, XEvent &> (object,method) |
134 |
{ } |
135 |
|
136 |
void start (rxvt_display *display, Window window) |
137 |
{ |
138 |
this->window = window; |
139 |
display->reg (this); |
140 |
} |
141 |
void stop (rxvt_display *display) |
142 |
{ |
143 |
display->unreg (this); |
144 |
} |
145 |
}; |
146 |
|
147 |
extern refcache<rxvt_display> displays; |
148 |
|
149 |
///////////////////////////////////////////////////////////////////////////// |
150 |
|
151 |
typedef unsigned long Pixel; |
152 |
|
153 |
struct rxvt_color { |
154 |
#if XFT |
155 |
XftColor c; |
156 |
operator Pixel () const { return c.pixel; } |
157 |
#else |
158 |
Pixel p; |
159 |
operator Pixel () const { return p; } |
160 |
#endif |
161 |
|
162 |
bool operator == (const rxvt_color &b) const { return Pixel (*this) == Pixel (b); } |
163 |
bool operator != (const rxvt_color &b) const { return Pixel (*this) != Pixel (b); } |
164 |
|
165 |
void get (rxvt_display *display, unsigned short &cr, unsigned short &cg, unsigned short &cb); |
166 |
|
167 |
bool set (rxvt_display *display, Pixel p); |
168 |
bool set (rxvt_display *display, const char *name); |
169 |
bool set (rxvt_display *display, unsigned short cr, unsigned short cg, unsigned short cb); |
170 |
|
171 |
rxvt_color fade (rxvt_display *, int percent); |
172 |
|
173 |
void free (rxvt_display *display); |
174 |
}; |
175 |
|
176 |
#endif |
177 |
|