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/cvs/rxvt-unicode/src/rxvtcolor.h
Revision: 1.9
Committed: Wed Feb 25 15:06:05 2004 UTC (20 years, 3 months ago) by pcg
Content type: text/plain
Branch: MAIN
CVS Tags: rel-2_1_0, rxvt-2-0, rel-2_4, rel-2_5, rel-2_2, rel-2_3, rel-2_0, rel-1-9, rel-1_9
Changes since 1.8: +1 -2 lines
Log Message:
*** empty log message ***

File Contents

# Content
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 struct rxvt_term;
18
19 struct im_watcher;
20 struct xevent_watcher;
21
22 struct refcounted {
23 int referenced;
24 char *id;
25
26 refcounted (const char *id);
27 bool init () { return false; }
28 ~refcounted ();
29 };
30
31 template<class T>
32 struct refcache : vector<T *> {
33 T *get (const char *id);
34 void put (T *obj);
35 ~refcache ();
36 };
37
38 /////////////////////////////////////////////////////////////////////////////
39
40 struct rxvt_xim : refcounted {
41 void destroy ();
42 rxvt_display *display;
43
44 //public
45 XIM xim;
46
47 rxvt_xim (const char *id) : refcounted (id) { }
48 bool init ();
49 ~rxvt_xim ();
50 };
51
52 struct rxvt_display : refcounted {
53 Atom xa_xim_servers;
54
55 io_manager_vec<xevent_watcher> xw;
56
57 io_watcher x_ev; void x_cb (io_watcher &w, short revents);
58
59 refcache<rxvt_xim> xims;
60 vector<im_watcher *> imw;
61
62 void im_change_cb ();
63
64 //public
65 Display *display;
66 int depth;
67 int screen;
68 Visual *visual;
69 Colormap cmap;
70 Window root;
71 rxvt_term *selection_owner;
72
73 rxvt_display (const char *id);
74 bool init ();
75 ~rxvt_display ();
76
77 void flush ();
78
79 void reg (xevent_watcher *w);
80 void unreg (xevent_watcher *w);
81 void reg (im_watcher *w);
82 void unreg (im_watcher *w);
83
84 void set_selection_owner (rxvt_term *owner);
85
86 rxvt_xim *get_xim (const char *locale, const char *modifiers);
87 void put_xim (rxvt_xim *xim);
88 };
89
90 struct im_watcher : watcher, callback0<void> {
91 template<class O1, class O2>
92 im_watcher (O1 *object, void (O2::*method) ())
93 : callback0<void> (object,method)
94 { }
95
96 void start (rxvt_display *display)
97 {
98 display->reg (this);
99 }
100 void stop (rxvt_display *display)
101 {
102 display->unreg (this);
103 }
104 };
105
106 struct xevent_watcher : watcher, callback1<void, XEvent &> {
107 Window window;
108
109 template<class O1, class O2>
110 xevent_watcher (O1 *object, void (O2::*method) (XEvent &))
111 : callback1<void, XEvent &> (object,method)
112 { }
113
114 void start (rxvt_display *display, Window window)
115 {
116 this->window = window;
117 display->reg (this);
118 }
119 void stop (rxvt_display *display)
120 {
121 display->unreg (this);
122 }
123 };
124
125 extern refcache<rxvt_display> displays;
126
127 /////////////////////////////////////////////////////////////////////////////
128
129 typedef unsigned long Pixel;
130
131 struct rxvt_color {
132 #if XFT
133 XftColor c;
134 operator Pixel () const { return c.pixel; }
135 #else
136 Pixel p;
137 operator Pixel () const { return p; }
138 #endif
139
140 bool operator == (const rxvt_color &b) const { return Pixel (*this) == Pixel (b); }
141 bool operator != (const rxvt_color &b) const { return Pixel (*this) != Pixel (b); }
142
143 void get (rxvt_display *display, unsigned short &cr, unsigned short &cg, unsigned short &cb);
144
145 bool set (rxvt_display *display, Pixel p);
146 bool set (rxvt_display *display, const char *name);
147 bool set (rxvt_display *display, unsigned short cr, unsigned short cg, unsigned short cb);
148
149 void free (rxvt_display *display);
150 };
151
152 #endif
153