1 |
#ifndef _RXVTLIB_H_ /* include once only */ |
2 |
#define _RXVTLIB_H_ |
3 |
|
4 |
#include <cstdio> |
5 |
#include <cctype> |
6 |
#include <cerrno> |
7 |
@include_stdarg_h@ |
8 |
@include_stdlib_h@ |
9 |
@include_stdint_h@ |
10 |
#include <sys/types.h> |
11 |
@include_unistd_h@ |
12 |
@include_string_h@ |
13 |
@include_fcntl_h@ |
14 |
@include_util_h@ |
15 |
@include_assert_h@ |
16 |
@include_sys_ioctl_h@ |
17 |
@include_sys_time_h@ |
18 |
@include_time_h@ |
19 |
@include_sys_select_h@ |
20 |
@include_sys_strredir_h@ |
21 |
|
22 |
#include <sys/wait.h> |
23 |
#include <sys/stat.h> |
24 |
|
25 |
#if HAVE_CWCHAR |
26 |
# include <cwchar> |
27 |
#elsif HAVE_WCHAR_H |
28 |
# include <wchar.h> |
29 |
#else |
30 |
// stdlib.h might provide it |
31 |
#endif |
32 |
|
33 |
#include "ptytty.h" |
34 |
|
35 |
extern "C" { |
36 |
#include <X11/Intrinsic.h> /* Xlib, Xutil, Xresource, Xfuncproto */ |
37 |
} |
38 |
|
39 |
/* |
40 |
* If we haven't pulled in typedef's like int16_t then do them ourself |
41 |
* type of (normal and unsigned) basic sizes |
42 |
*/ |
43 |
@rxvt_int16_typedef@ |
44 |
@rxvt_uint16_typedef@ |
45 |
@rxvt_int32_typedef@ |
46 |
@rxvt_uint32_typedef@ |
47 |
|
48 |
/* whatever normal size corresponds to a integer pointer */ |
49 |
@rxvt_intp_define@ |
50 |
/* whatever normal size corresponds to a unsigned integer pointer */ |
51 |
@rxvt_u_intp_define@ |
52 |
|
53 |
struct rxvt_fontset; |
54 |
struct rxvt_color; |
55 |
struct rxvt_vars; /* defined later on */ |
56 |
struct rxvt_term; |
57 |
struct rxvt_display; |
58 |
struct rxvt_im; |
59 |
struct rxvt_drawable; |
60 |
|
61 |
typedef struct rxvt_term *rxvt_t; |
62 |
|
63 |
extern rxvt_t rxvt_current_term; |
64 |
|
65 |
#define SET_R(r) rxvt_current_term = (r) |
66 |
#define GET_R rxvt_current_term |
67 |
|
68 |
#define scrollbar_visible() scrollBar.state |
69 |
#define menubar_visible() menuBar.state |
70 |
|
71 |
typedef struct { |
72 |
int row; |
73 |
int col; |
74 |
} row_col_t; |
75 |
|
76 |
#if UNICODE_3 |
77 |
typedef uint32_t text_t; |
78 |
#else |
79 |
typedef uint16_t text_t; // saves lots of memory |
80 |
#endif |
81 |
typedef uint32_t rend_t; |
82 |
|
83 |
/* |
84 |
* TermWin elements limits |
85 |
* width : 1 <= width |
86 |
* height : 1 <= height |
87 |
* ncol : 1 <= ncol <= MAX(int16_t) |
88 |
* nrow : 1 <= nrow <= MAX(int16_t) |
89 |
* saveLines : 0 <= saveLines <= MAX(int16_t) |
90 |
* nscrolled : 0 <= nscrolled <= saveLines |
91 |
* view_start: 0 <= view_start <= nscrolled |
92 |
*/ |
93 |
|
94 |
typedef struct { |
95 |
int width; /* window width [pixels] */ |
96 |
int height; /* window height [pixels] */ |
97 |
int fwidth; /* font width [pixels] */ |
98 |
int fheight; /* font height [pixels] */ |
99 |
int fweight, fslant; |
100 |
int fbase; /* font ascent (baseline) [pixels] */ |
101 |
int ncol; /* window columns [characters] */ |
102 |
int nrow; /* window rows [characters] */ |
103 |
int focus; /* window has focus */ |
104 |
int mapped; /* window state mapped? */ |
105 |
int int_bwidth; /* internal border width */ |
106 |
int ext_bwidth; /* external border width */ |
107 |
int lineSpace; /* number of extra pixels between rows */ |
108 |
int saveLines; /* number of lines that fit in scrollback */ |
109 |
int nscrolled; /* number of line actually scrolled */ |
110 |
int view_start; /* scrollback view starts here */ |
111 |
Window parent[6]; /* parent identifiers - we're parent[0] */ |
112 |
Window vt; /* vt100 window */ |
113 |
GC gc; /* GC for drawing */ |
114 |
Pixmap pixmap; |
115 |
rxvt_drawable *drawable; |
116 |
rxvt_fontset *fontset[4]; |
117 |
} TermWin_t; |
118 |
|
119 |
/* |
120 |
* screen accounting: |
121 |
* screen_t elements |
122 |
* text: Contains all text information including the scrollback buffer. |
123 |
* Each line is length TermWin.ncol |
124 |
* tlen: The length of the line or -1 for wrapped lines. |
125 |
* rend: Contains rendition information: font, bold, colour, etc. |
126 |
* * Note: Each line for both text and rend are only allocated on demand, and |
127 |
* text[x] is allocated <=> rend[x] is allocated for all x. |
128 |
* row: Cursor row position : 0 <= row < TermWin.nrow |
129 |
* col: Cursor column position : 0 <= col < TermWin.ncol |
130 |
* tscroll: Scrolling region top row inclusive : 0 <= row < TermWin.nrow |
131 |
* bscroll: Scrolling region bottom row inclusive : 0 <= row < TermWin.nrow |
132 |
* |
133 |
* selection_t elements |
134 |
* clicks: 1, 2 or 3 clicks - 4 indicates a special condition of 1 where |
135 |
* nothing is selected |
136 |
* beg: row/column of beginning of selection : never past mark |
137 |
* mark: row/column of initial click : never past end |
138 |
* end: row/column of one character past end of selection |
139 |
* * Note: -TermWin.nscrolled <= beg.row <= mark.row <= end.row < TermWin.nrow |
140 |
* * Note: col == -1 ==> we're left of screen |
141 |
* |
142 |
* Layout of text/rend information in the screen_t text/rend structures: |
143 |
* Rows [0] ... [TermWin.saveLines - 1] |
144 |
* scrollback region : we're only here if TermWin.view_start != 0 |
145 |
* Rows [TermWin.saveLines] ... [TermWin.saveLines + TermWin.nrow - 1] |
146 |
* normal `unscrolled' screen region |
147 |
*/ |
148 |
typedef struct { |
149 |
int16_t *tlen; /* length of each text line */ |
150 |
text_t **text; /* _all_ the text */ |
151 |
rend_t **rend; /* rendition, uses RS_ flags */ |
152 |
row_col_t cur; /* cursor position on the screen */ |
153 |
unsigned int tscroll; /* top of settable scroll region */ |
154 |
unsigned int bscroll; /* bottom of settable scroll region */ |
155 |
unsigned int charset; /* character set number [0..3] */ |
156 |
unsigned int flags; /* see below */ |
157 |
row_col_t s_cur; /* saved cursor position */ |
158 |
unsigned int s_charset; /* saved character set number [0..3] */ |
159 |
char s_charset_char; |
160 |
rend_t s_rstyle; /* saved rendition style */ |
161 |
} screen_t; |
162 |
|
163 |
enum selection_op_t { |
164 |
SELECTION_CLEAR = 0, /* nothing selected */ |
165 |
SELECTION_INIT, /* marked a point */ |
166 |
SELECTION_BEGIN, /* started a selection */ |
167 |
SELECTION_CONT, /* continued selection */ |
168 |
SELECTION_DONE /* selection put in CUT_BUFFER0 */ |
169 |
}; |
170 |
|
171 |
typedef struct { |
172 |
wchar_t *text; /* selected text */ |
173 |
unsigned int len; /* length of selected text */ |
174 |
unsigned int screen; /* screen being used */ |
175 |
unsigned int clicks; /* number of clicks */ |
176 |
selection_op_t op; /* current operation */ |
177 |
bool rect; /* rectangluar selection? */ |
178 |
row_col_t beg; /* beginning of selection <= mark */ |
179 |
row_col_t mark; /* point of initial click <= end */ |
180 |
row_col_t end; /* one character past end point */ |
181 |
} selection_t; |
182 |
|
183 |
/* ------------------------------------------------------------------------- */ |
184 |
|
185 |
/* screen_t flags */ |
186 |
#define Screen_Relative (1<<0) /* relative origin mode flag */ |
187 |
#define Screen_VisibleCursor (1<<1) /* cursor visible? */ |
188 |
#define Screen_Autowrap (1<<2) /* auto-wrap flag */ |
189 |
#define Screen_Insert (1<<3) /* insert mode (vs. overstrike) */ |
190 |
#define Screen_WrapNext (1<<4) /* need to wrap for next char? */ |
191 |
#define Screen_DefaultFlags (Screen_VisibleCursor|Screen_Autowrap) |
192 |
|
193 |
/* rxvt_vars.options */ |
194 |
#define Opt_console (1UL<<0) |
195 |
#define Opt_loginShell (1UL<<1) |
196 |
#define Opt_iconic (1UL<<2) |
197 |
#define Opt_visualBell (1UL<<3) |
198 |
#define Opt_mapAlert (1UL<<4) |
199 |
#define Opt_reverseVideo (1UL<<5) |
200 |
#define Opt_utmpInhibit (1UL<<6) |
201 |
#define Opt_scrollBar (1UL<<7) |
202 |
#define Opt_scrollBar_right (1UL<<8) |
203 |
#define Opt_scrollBar_floating (1UL<<9) |
204 |
#define Opt_meta8 (1UL<<10) |
205 |
#define Opt_scrollTtyOutput (1UL<<11) |
206 |
#define Opt_scrollTtyKeypress (1UL<<12) |
207 |
#define Opt_transparent (1UL<<13) |
208 |
#define Opt_transparent_all (1UL<<14) |
209 |
#define Opt_tripleclickwords (1UL<<15) |
210 |
#define Opt_scrollWithBuffer (1UL<<16) |
211 |
#define Opt_jumpScroll (1UL<<17) |
212 |
#define Opt_mouseWheelScrollPage (1UL<<18) |
213 |
#define Opt_pointerBlank (1UL<<19) |
214 |
#define Opt_cursorBlink (1UL<<20) |
215 |
#define Opt_secondaryScreen (1UL<<21) |
216 |
#define Opt_secondaryScroll (1UL<<22) |
217 |
#if ENABLE_FRILLS |
218 |
# define Opt_insecure (1UL<<23) // insecure esc sequences |
219 |
# define Opt_borderLess (1UL<<24) // mem borderless hints |
220 |
#else |
221 |
# define Opt_insecure 0 |
222 |
# define Opt_borderLess 0 |
223 |
#endif |
224 |
#define Opt_pastableTabs (1UL<<25) |
225 |
/* place holder used for parsing command-line options */ |
226 |
#define Opt_Reverse (1UL<<30) |
227 |
#define Opt_Boolean (1UL<<31) |
228 |
|
229 |
#define DEFAULT_OPTIONS (Opt_scrollBar | Opt_scrollTtyOutput \ |
230 |
| Opt_jumpScroll | Opt_secondaryScreen \ |
231 |
| Opt_pastableTabs) |
232 |
|
233 |
/* ------------------------------------------------------------------------- */ |
234 |
|
235 |
typedef struct { |
236 |
short state; |
237 |
Window win; |
238 |
struct rxvt_drawable *drawable; |
239 |
} menuBar_t; |
240 |
|
241 |
typedef struct { |
242 |
char state; /* scrollbar state */ |
243 |
char init; /* scrollbar has been initialised */ |
244 |
unsigned int beg; /* slider sub-window begin height */ |
245 |
unsigned int end; /* slider sub-window end height */ |
246 |
unsigned int top; /* slider top position */ |
247 |
unsigned int bot; /* slider bottom position */ |
248 |
unsigned int style; /* style: rxvt, xterm, next */ |
249 |
unsigned int width; /* scrollbar width */ |
250 |
Window win; |
251 |
int (rxvt_term::*update)(int, int, int, int); |
252 |
|
253 |
void setIdle() { state = 1 ; } |
254 |
void setMotion() { state = 'm'; } |
255 |
void setUp() { state = 'U'; } |
256 |
void setDn() { state = 'D'; } |
257 |
} scrollBar_t; |
258 |
|
259 |
struct rxvt_vars { |
260 |
TermWin_t TermWin; |
261 |
scrollBar_t scrollBar; |
262 |
menuBar_t menuBar; |
263 |
unsigned long options; |
264 |
XSizeHints szHint; |
265 |
rxvt_display *display; |
266 |
rxvt_color *pix_colors; |
267 |
rxvt_color *pix_colors_focused; |
268 |
#ifdef OFF_FOCUS_FADING |
269 |
rxvt_color *pix_colors_unfocused; |
270 |
#endif |
271 |
short numpix_colors; |
272 |
Cursor TermWin_cursor; /* cursor for vt window */ |
273 |
int sb_shadow; /* scrollbar shadow width */ |
274 |
rxvt_ptytty pty; |
275 |
int numlock_state; |
276 |
text_t **drawn_text; /* text drawn on screen (characters) */ |
277 |
rend_t **drawn_rend; /* text drawn on screen (rendition) */ |
278 |
text_t **buf_text; |
279 |
rend_t **buf_rend; |
280 |
char *tabs; /* per location: 1 == tab-stop */ |
281 |
screen_t screen; |
282 |
screen_t swap; |
283 |
selection_t selection; |
284 |
}; |
285 |
|
286 |
void rxvt_init (); |
287 |
|
288 |
#endif /* _RXVTLIB_H_ */ |
289 |
|