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/cvs/rxvt-unicode/src/rxvtlib.h.in
Revision: 1.49
Committed: Sun Dec 18 00:59:42 2005 UTC (18 years, 5 months ago) by root
Branch: MAIN
Changes since 1.48: +45 -23 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 1.49 typedef int16_t tlen_t;
83    
84     #define LINE_CONT -1
85    
86     struct line_t {
87     text_t *t; // terminal the text
88     rend_t *r; // rendition, uses RS_ flags
89     tlen_t l; // length of each text line, LINE_CONT == continued on next line
90    
91     bool is_cont ()
92     {
93     return l < 0;
94     }
95    
96     void clear ()
97     {
98     t = 0;
99     r = 0;
100     l = 0;
101     }
102     };
103 pcg 1.1
104     /*
105     * TermWin elements limits
106     * width : 1 <= width
107     * height : 1 <= height
108     * ncol : 1 <= ncol <= MAX(int16_t)
109     * nrow : 1 <= nrow <= MAX(int16_t)
110     * saveLines : 0 <= saveLines <= MAX(int16_t)
111 root 1.49 * nsaved : 0 <= nscrolled <= saveLines
112     * term_start: 0 <= term_start < saveLines
113     * view_start: 0 <= view_start < saveLines
114 pcg 1.1 */
115    
116 root 1.49 struct TermWin_t {
117 root 1.41 int width; /* window width [pixels] */
118     int height; /* window height [pixels] */
119     int fwidth; /* font width [pixels] */
120     int fheight; /* font height [pixels] */
121     int fweight, fslant;
122     int fbase; /* font ascent (baseline) [pixels] */
123     int ncol; /* window columns [characters] */
124     int nrow; /* window rows [characters] */
125     int focus; /* window has focus */
126     int mapped; /* window state mapped? */
127     int int_bwidth; /* internal border width */
128     int ext_bwidth; /* external border width */
129     int lineSpace; /* number of extra pixels between rows */
130     int saveLines; /* number of lines that fit in scrollback */
131 root 1.49 int nsaved; /* number of line actually scrolled */
132     int nscrolled; /*D*///TODO remove
133     int term_start; /* term lines start here */
134 root 1.41 int view_start; /* scrollback view starts here */
135 pcg 1.3 Window parent[6]; /* parent identifiers - we're parent[0] */
136     Window vt; /* vt100 window */
137     GC gc; /* GC for drawing */
138     Pixmap pixmap;
139 pcg 1.12 rxvt_drawable *drawable;
140 root 1.38 rxvt_fontset *fontset[4];
141 root 1.49 };
142 pcg 1.1
143     /*
144     * screen accounting:
145     * screen_t elements
146     * text: Contains all text information including the scrollback buffer.
147 root 1.49 * Each line is length ncol
148 pcg 1.1 * tlen: The length of the line or -1 for wrapped lines.
149     * rend: Contains rendition information: font, bold, colour, etc.
150     * * Note: Each line for both text and rend are only allocated on demand, and
151     * text[x] is allocated <=> rend[x] is allocated for all x.
152 root 1.49 * row: Cursor row position : 0 <= row < nrow
153     * col: Cursor column position : 0 <= col < ncol
154     * tscroll: Scrolling region top row inclusive : 0 <= row < nrow
155     * bscroll: Scrolling region bottom row inclusive : 0 <= row < nrow
156 pcg 1.1 *
157     * selection_t elements
158     * clicks: 1, 2 or 3 clicks - 4 indicates a special condition of 1 where
159     * nothing is selected
160     * beg: row/column of beginning of selection : never past mark
161     * mark: row/column of initial click : never past end
162     * end: row/column of one character past end of selection
163 root 1.49 * * Note: -nscrolled <= beg.row <= mark.row <= end.row < nrow
164 pcg 1.1 * * Note: col == -1 ==> we're left of screen
165     *
166     * Layout of text/rend information in the screen_t text/rend structures:
167 root 1.49 * Rows [0] ... [saveLines - 1]
168     * scrollback region : we're only here if view_start != 0
169     * Rows [saveLines] ... [saveLines + nrow - 1]
170 pcg 1.1 * normal `unscrolled' screen region
171     */
172     typedef struct {
173 root 1.49 line_t **line;
174    
175 pcg 1.3 row_col_t cur; /* cursor position on the screen */
176 root 1.38 unsigned int tscroll; /* top of settable scroll region */
177     unsigned int bscroll; /* bottom of settable scroll region */
178     unsigned int charset; /* character set number [0..3] */
179 pcg 1.3 unsigned int flags; /* see below */
180     row_col_t s_cur; /* saved cursor position */
181 root 1.38 unsigned int s_charset; /* saved character set number [0..3] */
182 pcg 1.3 char s_charset_char;
183     rend_t s_rstyle; /* saved rendition style */
184 pcg 1.1 } screen_t;
185    
186     enum selection_op_t {
187 pcg 1.3 SELECTION_CLEAR = 0, /* nothing selected */
188     SELECTION_INIT, /* marked a point */
189     SELECTION_BEGIN, /* started a selection */
190     SELECTION_CONT, /* continued selection */
191     SELECTION_DONE /* selection put in CUT_BUFFER0 */
192 pcg 1.1 };
193    
194     typedef struct {
195 root 1.41 wchar_t *text; /* selected text */
196     unsigned int len; /* length of selected text */
197     unsigned int screen; /* screen being used */
198     unsigned int clicks; /* number of clicks */
199     selection_op_t op; /* current operation */
200     bool rect; /* rectangluar selection? */
201     row_col_t beg; /* beginning of selection <= mark */
202     row_col_t mark; /* point of initial click <= end */
203     row_col_t end; /* one character past end point */
204 pcg 1.1 } selection_t;
205    
206     /* ------------------------------------------------------------------------- */
207    
208     /* screen_t flags */
209 root 1.47 #define Screen_Relative (1<<0) /* relative origin mode flag */
210     #define Screen_VisibleCursor (1<<1) /* cursor visible? */
211     #define Screen_Autowrap (1<<2) /* auto-wrap flag */
212     #define Screen_Insert (1<<3) /* insert mode (vs. overstrike) */
213     #define Screen_WrapNext (1<<4) /* need to wrap for next char? */
214 root 1.48 #define Screen_DefaultFlags (Screen_VisibleCursor | Screen_Autowrap)
215 pcg 1.1
216 root 1.32 /* rxvt_vars.options */
217 root 1.47 #define Opt_console (1UL<<0)
218     #define Opt_loginShell (1UL<<1)
219     #define Opt_iconic (1UL<<2)
220     #define Opt_visualBell (1UL<<3)
221     #define Opt_mapAlert (1UL<<4)
222     #define Opt_reverseVideo (1UL<<5)
223     #define Opt_utmpInhibit (1UL<<6)
224     #define Opt_scrollBar (1UL<<7)
225     #define Opt_scrollBar_right (1UL<<8)
226     #define Opt_scrollBar_floating (1UL<<9)
227     #define Opt_meta8 (1UL<<10)
228     #define Opt_scrollTtyOutput (1UL<<11)
229     #define Opt_scrollTtyKeypress (1UL<<12)
230     #define Opt_transparent (1UL<<13)
231     #define Opt_tripleclickwords (1UL<<14)
232     #define Opt_scrollWithBuffer (1UL<<15)
233     #define Opt_jumpScroll (1UL<<16)
234     #define Opt_mouseWheelScrollPage (1UL<<17)
235     #define Opt_pointerBlank (1UL<<18)
236     #define Opt_cursorBlink (1UL<<19)
237     #define Opt_secondaryScreen (1UL<<20)
238     #define Opt_secondaryScroll (1UL<<21)
239     #define Opt_pastableTabs (1UL<<22)
240     #define Opt_cursorUnderline (1UL<<23)
241 root 1.32 #if ENABLE_FRILLS
242 root 1.47 # define Opt_insecure (1UL<<24) // insecure esc sequences
243     # define Opt_borderLess (1UL<<25) // mem borderless hints
244 root 1.32 #else
245 root 1.47 # define Opt_insecure 0
246     # define Opt_borderLess 0
247 pcg 1.20 #endif
248 pcg 1.1 /* place holder used for parsing command-line options */
249 root 1.47 #define Opt_Reverse (1UL<<30)
250     #define Opt_Boolean (1UL<<31)
251 pcg 1.1
252 root 1.47 #define DEFAULT_OPTIONS (Opt_scrollBar | Opt_scrollTtyOutput \
253     | Opt_jumpScroll | Opt_secondaryScreen \
254     | Opt_pastableTabs)
255 pcg 1.1
256     /* ------------------------------------------------------------------------- */
257    
258     typedef struct {
259 pcg 1.3 short state;
260     Window win;
261 pcg 1.13 struct rxvt_drawable *drawable;
262 pcg 1.1 } menuBar_t;
263    
264     typedef struct {
265 pcg 1.3 char state; /* scrollbar state */
266     char init; /* scrollbar has been initialised */
267 root 1.38 unsigned int beg; /* slider sub-window begin height */
268     unsigned int end; /* slider sub-window end height */
269     unsigned int top; /* slider top position */
270     unsigned int bot; /* slider bottom position */
271     unsigned int style; /* style: rxvt, xterm, next */
272     unsigned int width; /* scrollbar width */
273 pcg 1.3 Window win;
274 pcg 1.10 int (rxvt_term::*update)(int, int, int, int);
275 pcg 1.7
276     void setIdle() { state = 1 ; }
277     void setMotion() { state = 'm'; }
278     void setUp() { state = 'U'; }
279     void setDn() { state = 'D'; }
280 pcg 1.1 } scrollBar_t;
281    
282 root 1.49 struct rxvt_vars : TermWin_t {
283 pcg 1.3 scrollBar_t scrollBar;
284     menuBar_t menuBar;
285 root 1.32 unsigned long options;
286 pcg 1.3 XSizeHints szHint;
287 pcg 1.11 rxvt_display *display;
288 root 1.32 rxvt_color *pix_colors;
289     rxvt_color *pix_colors_focused;
290 root 1.24 #ifdef OFF_FOCUS_FADING
291 root 1.32 rxvt_color *pix_colors_unfocused;
292 root 1.24 #endif
293 root 1.32 short numpix_colors;
294 pcg 1.3 Cursor TermWin_cursor; /* cursor for vt window */
295     int sb_shadow; /* scrollbar shadow width */
296 root 1.32 rxvt_ptytty pty;
297 pcg 1.3 int numlock_state;
298 root 1.49 line_t *save; // all lines, scorllback + terminal, circular
299     line_t *drawn; // text on screen
300     line_t *buf; // temporary buffer
301     line_t *swap_save; // lines for swap buffer
302 pcg 1.3 char *tabs; /* per location: 1 == tab-stop */
303     screen_t screen;
304     screen_t swap;
305     selection_t selection;
306     };
307 pcg 1.1
308 root 1.32 void rxvt_init ();
309 pcg 1.1
310 pcg 1.3 #endif /* _RXVTLIB_H_ */
311 pcg 1.1