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/cvs/rxvt-unicode/src/rxvtlib.h.in
Revision: 1.59
Committed: Thu Jan 5 21:21:49 2006 UTC (18 years, 4 months ago) by root
Branch: MAIN
Changes since 1.58: +3 -25 lines
Log Message:
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File Contents

# User Rev Content
1 pcg 1.3 #ifndef _RXVTLIB_H_ /* include once only */
2 pcg 1.1 #define _RXVTLIB_H_
3    
4 pcg 1.16 #include <cstdio>
5     #include <cctype>
6     #include <cerrno>
7 pcg 1.1 @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 root 1.44 #if HAVE_CWCHAR
26     # include <cwchar>
27 root 1.45 #elif HAVE_WCHAR_H
28 root 1.44 # include <wchar.h>
29     #else
30     // stdlib.h might provide it
31     #endif
32 pcg 1.16
33 root 1.32 #include "ptytty.h"
34    
35 pcg 1.1 extern "C" {
36 pcg 1.3 #include <X11/Intrinsic.h> /* Xlib, Xutil, Xresource, Xfuncproto */
37 pcg 1.1 }
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 pcg 1.3 struct rxvt_vars; /* defined later on */
56     struct rxvt_term;
57 pcg 1.11 struct rxvt_display;
58     struct rxvt_im;
59 pcg 1.12 struct rxvt_drawable;
60 pcg 1.1
61 pcg 1.3 typedef struct rxvt_term *rxvt_t;
62    
63     extern rxvt_t rxvt_current_term;
64    
65 root 1.43 #define SET_R(r) rxvt_current_term = (r)
66     #define GET_R rxvt_current_term
67 pcg 1.1
68 pcg 1.9 #define scrollbar_visible() scrollBar.state
69     #define menubar_visible() menuBar.state
70 pcg 1.1
71     typedef struct {
72 root 1.41 int row;
73     int col;
74 pcg 1.1 } row_col_t;
75    
76 pcg 1.16 #if UNICODE_3
77 pcg 1.1 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 root 1.59 typedef int32_t tlen_t; // was int16_t, but this results in smaller code and memory use
83     typedef int32_t tlen_t_; // specifically for use in the line_t structure
84 root 1.49
85 root 1.59 struct line_t;
86 pcg 1.1
87     /*
88 root 1.52 * terminal limits:
89     *
90     * width : 1 <= width
91     * height : 1 <= height
92 root 1.53 * ncol : 1 <= ncol <= MAX(tlen_t)
93     * nrow : 1 <= nrow <= MAX(int)
94     * saveLines : 0 <= saveLines <= MAX(int)
95 root 1.52 * total_rows : nrow + saveLines
96     * nsaved : 0 <= nsaved <= saveLines
97     * term_start : 0 <= term_start < saveLines
98     * view_start : 0 <= view_start < saveLines
99     *
100     * | most coordinates are stored relative to term_start,
101     * ROW_BUF | which is the first line of the terminal screen
102     * |························= row_buf[0]
103     * |························= row_buf[1]
104     * |························= row_buf[2] etc.
105     * |
106     * +------------+···········= term_start - nsaved
107     * | scrollback |
108     * | scrollback +---------+·= term_start - view_start
109     * | scrollback | display |
110     * | scrollback | display |
111     * +------------+·display·+·= term_start
112     * | terminal | display |
113     * | terminal +---------+
114     * | terminal |
115     * | terminal |
116     * +------------+···········= term_stat + nrow - 1
117     * |
118     * |
119     * END······················= total_rows
120 pcg 1.1 */
121    
122 root 1.49 struct TermWin_t {
123 root 1.41 int width; /* window width [pixels] */
124     int height; /* window height [pixels] */
125     int fwidth; /* font width [pixels] */
126     int fheight; /* font height [pixels] */
127     int fbase; /* font ascent (baseline) [pixels] */
128     int ncol; /* window columns [characters] */
129     int nrow; /* window rows [characters] */
130     int focus; /* window has focus */
131     int mapped; /* window state mapped? */
132     int int_bwidth; /* internal border width */
133     int ext_bwidth; /* external border width */
134     int lineSpace; /* number of extra pixels between rows */
135     int saveLines; /* number of lines that fit in scrollback */
136 root 1.51 int total_rows; /* total number of rows in this terminal */
137     int nsaved; /* number of rows saved to scrollback */
138 root 1.49 int term_start; /* term lines start here */
139 root 1.41 int view_start; /* scrollback view starts here */
140 pcg 1.3 Window parent[6]; /* parent identifiers - we're parent[0] */
141     Window vt; /* vt100 window */
142     GC gc; /* GC for drawing */
143     Pixmap pixmap;
144 pcg 1.12 rxvt_drawable *drawable;
145 root 1.38 rxvt_fontset *fontset[4];
146 root 1.49 };
147 pcg 1.1
148     /*
149     * screen accounting:
150     * screen_t elements
151 root 1.49 * row: Cursor row position : 0 <= row < nrow
152     * col: Cursor column position : 0 <= col < ncol
153     * tscroll: Scrolling region top row inclusive : 0 <= row < nrow
154     * bscroll: Scrolling region bottom row inclusive : 0 <= row < nrow
155 pcg 1.1 *
156     * selection_t elements
157     * clicks: 1, 2 or 3 clicks - 4 indicates a special condition of 1 where
158     * nothing is selected
159     * beg: row/column of beginning of selection : never past mark
160     * mark: row/column of initial click : never past end
161     * end: row/column of one character past end of selection
162 root 1.51 * * Note: -nsaved <= beg.row <= mark.row <= end.row < nrow
163 pcg 1.1 * * Note: col == -1 ==> we're left of screen
164     *
165     */
166     typedef struct {
167 root 1.52 row_col_t cur; /* cursor position on the screen */
168     int tscroll; /* top of settable scroll region */
169     int bscroll; /* bottom of settable scroll region */
170 root 1.38 unsigned int charset; /* character set number [0..3] */
171 pcg 1.3 unsigned int flags; /* see below */
172     row_col_t s_cur; /* saved cursor position */
173 root 1.38 unsigned int s_charset; /* saved character set number [0..3] */
174 pcg 1.3 char s_charset_char;
175     rend_t s_rstyle; /* saved rendition style */
176 pcg 1.1 } screen_t;
177    
178     enum selection_op_t {
179 pcg 1.3 SELECTION_CLEAR = 0, /* nothing selected */
180     SELECTION_INIT, /* marked a point */
181     SELECTION_BEGIN, /* started a selection */
182     SELECTION_CONT, /* continued selection */
183     SELECTION_DONE /* selection put in CUT_BUFFER0 */
184 pcg 1.1 };
185    
186     typedef struct {
187 root 1.41 wchar_t *text; /* selected text */
188     unsigned int len; /* length of selected text */
189     unsigned int screen; /* screen being used */
190     unsigned int clicks; /* number of clicks */
191     selection_op_t op; /* current operation */
192     bool rect; /* rectangluar selection? */
193     row_col_t beg; /* beginning of selection <= mark */
194     row_col_t mark; /* point of initial click <= end */
195     row_col_t end; /* one character past end point */
196 pcg 1.1 } selection_t;
197    
198     /* ------------------------------------------------------------------------- */
199    
200     /* screen_t flags */
201 root 1.47 #define Screen_Relative (1<<0) /* relative origin mode flag */
202     #define Screen_VisibleCursor (1<<1) /* cursor visible? */
203     #define Screen_Autowrap (1<<2) /* auto-wrap flag */
204     #define Screen_Insert (1<<3) /* insert mode (vs. overstrike) */
205     #define Screen_WrapNext (1<<4) /* need to wrap for next char? */
206 root 1.48 #define Screen_DefaultFlags (Screen_VisibleCursor | Screen_Autowrap)
207 pcg 1.1
208 root 1.32 /* rxvt_vars.options */
209 root 1.47 #define Opt_console (1UL<<0)
210     #define Opt_loginShell (1UL<<1)
211     #define Opt_iconic (1UL<<2)
212     #define Opt_visualBell (1UL<<3)
213     #define Opt_mapAlert (1UL<<4)
214     #define Opt_reverseVideo (1UL<<5)
215     #define Opt_utmpInhibit (1UL<<6)
216     #define Opt_scrollBar (1UL<<7)
217     #define Opt_scrollBar_right (1UL<<8)
218     #define Opt_scrollBar_floating (1UL<<9)
219     #define Opt_meta8 (1UL<<10)
220     #define Opt_scrollTtyOutput (1UL<<11)
221     #define Opt_scrollTtyKeypress (1UL<<12)
222     #define Opt_transparent (1UL<<13)
223     #define Opt_tripleclickwords (1UL<<14)
224     #define Opt_scrollWithBuffer (1UL<<15)
225     #define Opt_jumpScroll (1UL<<16)
226     #define Opt_mouseWheelScrollPage (1UL<<17)
227     #define Opt_pointerBlank (1UL<<18)
228     #define Opt_cursorBlink (1UL<<19)
229     #define Opt_secondaryScreen (1UL<<20)
230     #define Opt_secondaryScroll (1UL<<21)
231     #define Opt_pastableTabs (1UL<<22)
232     #define Opt_cursorUnderline (1UL<<23)
233 root 1.32 #if ENABLE_FRILLS
234 root 1.47 # define Opt_insecure (1UL<<24) // insecure esc sequences
235 root 1.58 # define Opt_borderLess (1UL<<25) // mwm borderless hints
236 root 1.54 # define Opt_hold (1UL<<26) // hold window open after exit
237 root 1.58 # define Opt_skipBuiltinGlyphs (1UL<<27) // do not use internal glyphs
238 root 1.32 #else
239 root 1.47 # define Opt_insecure 0
240     # define Opt_borderLess 0
241 root 1.54 # define Opt_hold 0
242 root 1.58 # define Opt_skipBuiltinGlyphs 0
243 pcg 1.20 #endif
244 root 1.55 #if ENABLE_STYLES
245 root 1.58 # define Opt_intensityStyles (1UL<<28) // font styles imply intensity
246 root 1.55 #else
247     # define Opt_intensityStyles 0
248     #endif
249 pcg 1.1
250 root 1.57 #define SET_OPTION(opt) (options |= (opt))
251     #define CLR_OPTION(opt) (options &= ~(opt))
252     #define OPTION(opt) (options & (opt))
253 root 1.58 #define OPTION_R(opt) (r->options & (opt))
254 root 1.47 #define DEFAULT_OPTIONS (Opt_scrollBar | Opt_scrollTtyOutput \
255     | Opt_jumpScroll | Opt_secondaryScreen \
256 root 1.55 | Opt_pastableTabs | Opt_intensityStyles)
257 pcg 1.1
258     /* ------------------------------------------------------------------------- */
259    
260     typedef struct {
261 pcg 1.3 short state;
262     Window win;
263 pcg 1.13 struct rxvt_drawable *drawable;
264 pcg 1.1 } menuBar_t;
265    
266     typedef struct {
267 pcg 1.3 char state; /* scrollbar state */
268     char init; /* scrollbar has been initialised */
269 root 1.38 unsigned int beg; /* slider sub-window begin height */
270     unsigned int end; /* slider sub-window end height */
271     unsigned int top; /* slider top position */
272     unsigned int bot; /* slider bottom position */
273     unsigned int style; /* style: rxvt, xterm, next */
274     unsigned int width; /* scrollbar width */
275 pcg 1.3 Window win;
276 pcg 1.10 int (rxvt_term::*update)(int, int, int, int);
277 pcg 1.7
278     void setIdle() { state = 1 ; }
279     void setMotion() { state = 'm'; }
280     void setUp() { state = 'U'; }
281     void setDn() { state = 'D'; }
282 pcg 1.1 } scrollBar_t;
283    
284 root 1.49 struct rxvt_vars : TermWin_t {
285 pcg 1.3 scrollBar_t scrollBar;
286     menuBar_t menuBar;
287 root 1.32 unsigned long options;
288 pcg 1.3 XSizeHints szHint;
289 pcg 1.11 rxvt_display *display;
290 root 1.32 rxvt_color *pix_colors;
291     rxvt_color *pix_colors_focused;
292 root 1.24 #ifdef OFF_FOCUS_FADING
293 root 1.32 rxvt_color *pix_colors_unfocused;
294 root 1.24 #endif
295 root 1.32 short numpix_colors;
296 pcg 1.3 Cursor TermWin_cursor; /* cursor for vt window */
297     int sb_shadow; /* scrollbar shadow width */
298 root 1.32 rxvt_ptytty pty;
299 pcg 1.3 int numlock_state;
300 root 1.52 line_t *row_buf; // all lines, scrollback + terminal, circular
301     line_t *drawn_buf; // text on screen
302     line_t *temp_buf; // temporary buffer
303     line_t *swap_buf; // lines for swap buffer
304 pcg 1.3 char *tabs; /* per location: 1 == tab-stop */
305     screen_t screen;
306     screen_t swap;
307     selection_t selection;
308     };
309 pcg 1.1
310 root 1.32 void rxvt_init ();
311 pcg 1.1
312 pcg 1.3 #endif /* _RXVTLIB_H_ */
313 pcg 1.1