ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/rxvt-unicode/src/rxvtlib.h.in
Revision: 1.53
Committed: Wed Dec 21 23:57:12 2005 UTC (18 years, 5 months ago) by root
Branch: MAIN
Changes since 1.52: +3 -3 lines
Log Message:
*** empty log message ***

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 1.52 typedef int32_t tlen_t; // was int16_t, but this result sin smaller code and memory use
83 root 1.49
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 root 1.50 bool is_longer ()
92 root 1.49 {
93     return l < 0;
94     }
95    
96 root 1.50 void set_is_longer ()
97     {
98     l = LINE_CONT;
99     }
100    
101 root 1.49 void clear ()
102     {
103     t = 0;
104     r = 0;
105     l = 0;
106     }
107     };
108 pcg 1.1
109     /*
110 root 1.52 * terminal limits:
111     *
112     * width : 1 <= width
113     * height : 1 <= height
114 root 1.53 * ncol : 1 <= ncol <= MAX(tlen_t)
115     * nrow : 1 <= nrow <= MAX(int)
116     * saveLines : 0 <= saveLines <= MAX(int)
117 root 1.52 * total_rows : nrow + saveLines
118     * nsaved : 0 <= nsaved <= saveLines
119     * term_start : 0 <= term_start < saveLines
120     * view_start : 0 <= view_start < saveLines
121     *
122     * | most coordinates are stored relative to term_start,
123     * ROW_BUF | which is the first line of the terminal screen
124     * |························= row_buf[0]
125     * |························= row_buf[1]
126     * |························= row_buf[2] etc.
127     * |
128     * +------------+···········= term_start - nsaved
129     * | scrollback |
130     * | scrollback +---------+·= term_start - view_start
131     * | scrollback | display |
132     * | scrollback | display |
133     * +------------+·display·+·= term_start
134     * | terminal | display |
135     * | terminal +---------+
136     * | terminal |
137     * | terminal |
138     * +------------+···········= term_stat + nrow - 1
139     * |
140     * |
141     * END······················= total_rows
142 pcg 1.1 */
143    
144 root 1.49 struct TermWin_t {
145 root 1.41 int width; /* window width [pixels] */
146     int height; /* window height [pixels] */
147     int fwidth; /* font width [pixels] */
148     int fheight; /* font height [pixels] */
149     int fbase; /* font ascent (baseline) [pixels] */
150     int ncol; /* window columns [characters] */
151     int nrow; /* window rows [characters] */
152     int focus; /* window has focus */
153     int mapped; /* window state mapped? */
154     int int_bwidth; /* internal border width */
155     int ext_bwidth; /* external border width */
156     int lineSpace; /* number of extra pixels between rows */
157     int saveLines; /* number of lines that fit in scrollback */
158 root 1.51 int total_rows; /* total number of rows in this terminal */
159     int nsaved; /* number of rows saved to scrollback */
160 root 1.49 int term_start; /* term lines start here */
161 root 1.41 int view_start; /* scrollback view starts here */
162 pcg 1.3 Window parent[6]; /* parent identifiers - we're parent[0] */
163     Window vt; /* vt100 window */
164     GC gc; /* GC for drawing */
165     Pixmap pixmap;
166 pcg 1.12 rxvt_drawable *drawable;
167 root 1.38 rxvt_fontset *fontset[4];
168 root 1.49 };
169 pcg 1.1
170     /*
171     * screen accounting:
172     * screen_t elements
173 root 1.49 * row: Cursor row position : 0 <= row < nrow
174     * col: Cursor column position : 0 <= col < ncol
175     * tscroll: Scrolling region top row inclusive : 0 <= row < nrow
176     * bscroll: Scrolling region bottom row inclusive : 0 <= row < nrow
177 pcg 1.1 *
178     * selection_t elements
179     * clicks: 1, 2 or 3 clicks - 4 indicates a special condition of 1 where
180     * nothing is selected
181     * beg: row/column of beginning of selection : never past mark
182     * mark: row/column of initial click : never past end
183     * end: row/column of one character past end of selection
184 root 1.51 * * Note: -nsaved <= beg.row <= mark.row <= end.row < nrow
185 pcg 1.1 * * Note: col == -1 ==> we're left of screen
186     *
187     */
188     typedef struct {
189 root 1.52 row_col_t cur; /* cursor position on the screen */
190     int tscroll; /* top of settable scroll region */
191     int bscroll; /* bottom of settable scroll region */
192 root 1.38 unsigned int charset; /* character set number [0..3] */
193 pcg 1.3 unsigned int flags; /* see below */
194     row_col_t s_cur; /* saved cursor position */
195 root 1.38 unsigned int s_charset; /* saved character set number [0..3] */
196 pcg 1.3 char s_charset_char;
197     rend_t s_rstyle; /* saved rendition style */
198 pcg 1.1 } screen_t;
199    
200     enum selection_op_t {
201 pcg 1.3 SELECTION_CLEAR = 0, /* nothing selected */
202     SELECTION_INIT, /* marked a point */
203     SELECTION_BEGIN, /* started a selection */
204     SELECTION_CONT, /* continued selection */
205     SELECTION_DONE /* selection put in CUT_BUFFER0 */
206 pcg 1.1 };
207    
208     typedef struct {
209 root 1.41 wchar_t *text; /* selected text */
210     unsigned int len; /* length of selected text */
211     unsigned int screen; /* screen being used */
212     unsigned int clicks; /* number of clicks */
213     selection_op_t op; /* current operation */
214     bool rect; /* rectangluar selection? */
215     row_col_t beg; /* beginning of selection <= mark */
216     row_col_t mark; /* point of initial click <= end */
217     row_col_t end; /* one character past end point */
218 pcg 1.1 } selection_t;
219    
220     /* ------------------------------------------------------------------------- */
221    
222     /* screen_t flags */
223 root 1.47 #define Screen_Relative (1<<0) /* relative origin mode flag */
224     #define Screen_VisibleCursor (1<<1) /* cursor visible? */
225     #define Screen_Autowrap (1<<2) /* auto-wrap flag */
226     #define Screen_Insert (1<<3) /* insert mode (vs. overstrike) */
227     #define Screen_WrapNext (1<<4) /* need to wrap for next char? */
228 root 1.48 #define Screen_DefaultFlags (Screen_VisibleCursor | Screen_Autowrap)
229 pcg 1.1
230 root 1.32 /* rxvt_vars.options */
231 root 1.47 #define Opt_console (1UL<<0)
232     #define Opt_loginShell (1UL<<1)
233     #define Opt_iconic (1UL<<2)
234     #define Opt_visualBell (1UL<<3)
235     #define Opt_mapAlert (1UL<<4)
236     #define Opt_reverseVideo (1UL<<5)
237     #define Opt_utmpInhibit (1UL<<6)
238     #define Opt_scrollBar (1UL<<7)
239     #define Opt_scrollBar_right (1UL<<8)
240     #define Opt_scrollBar_floating (1UL<<9)
241     #define Opt_meta8 (1UL<<10)
242     #define Opt_scrollTtyOutput (1UL<<11)
243     #define Opt_scrollTtyKeypress (1UL<<12)
244     #define Opt_transparent (1UL<<13)
245     #define Opt_tripleclickwords (1UL<<14)
246     #define Opt_scrollWithBuffer (1UL<<15)
247     #define Opt_jumpScroll (1UL<<16)
248     #define Opt_mouseWheelScrollPage (1UL<<17)
249     #define Opt_pointerBlank (1UL<<18)
250     #define Opt_cursorBlink (1UL<<19)
251     #define Opt_secondaryScreen (1UL<<20)
252     #define Opt_secondaryScroll (1UL<<21)
253     #define Opt_pastableTabs (1UL<<22)
254     #define Opt_cursorUnderline (1UL<<23)
255 root 1.32 #if ENABLE_FRILLS
256 root 1.47 # define Opt_insecure (1UL<<24) // insecure esc sequences
257     # define Opt_borderLess (1UL<<25) // mem borderless hints
258 root 1.32 #else
259 root 1.47 # define Opt_insecure 0
260     # define Opt_borderLess 0
261 pcg 1.20 #endif
262 pcg 1.1 /* place holder used for parsing command-line options */
263 root 1.47 #define Opt_Reverse (1UL<<30)
264     #define Opt_Boolean (1UL<<31)
265 pcg 1.1
266 root 1.47 #define DEFAULT_OPTIONS (Opt_scrollBar | Opt_scrollTtyOutput \
267     | Opt_jumpScroll | Opt_secondaryScreen \
268     | Opt_pastableTabs)
269 pcg 1.1
270     /* ------------------------------------------------------------------------- */
271    
272     typedef struct {
273 pcg 1.3 short state;
274     Window win;
275 pcg 1.13 struct rxvt_drawable *drawable;
276 pcg 1.1 } menuBar_t;
277    
278     typedef struct {
279 pcg 1.3 char state; /* scrollbar state */
280     char init; /* scrollbar has been initialised */
281 root 1.38 unsigned int beg; /* slider sub-window begin height */
282     unsigned int end; /* slider sub-window end height */
283     unsigned int top; /* slider top position */
284     unsigned int bot; /* slider bottom position */
285     unsigned int style; /* style: rxvt, xterm, next */
286     unsigned int width; /* scrollbar width */
287 pcg 1.3 Window win;
288 pcg 1.10 int (rxvt_term::*update)(int, int, int, int);
289 pcg 1.7
290     void setIdle() { state = 1 ; }
291     void setMotion() { state = 'm'; }
292     void setUp() { state = 'U'; }
293     void setDn() { state = 'D'; }
294 pcg 1.1 } scrollBar_t;
295    
296 root 1.49 struct rxvt_vars : TermWin_t {
297 pcg 1.3 scrollBar_t scrollBar;
298     menuBar_t menuBar;
299 root 1.32 unsigned long options;
300 pcg 1.3 XSizeHints szHint;
301 pcg 1.11 rxvt_display *display;
302 root 1.32 rxvt_color *pix_colors;
303     rxvt_color *pix_colors_focused;
304 root 1.24 #ifdef OFF_FOCUS_FADING
305 root 1.32 rxvt_color *pix_colors_unfocused;
306 root 1.24 #endif
307 root 1.32 short numpix_colors;
308 pcg 1.3 Cursor TermWin_cursor; /* cursor for vt window */
309     int sb_shadow; /* scrollbar shadow width */
310 root 1.32 rxvt_ptytty pty;
311 pcg 1.3 int numlock_state;
312 root 1.52 line_t *row_buf; // all lines, scrollback + terminal, circular
313     line_t *drawn_buf; // text on screen
314     line_t *temp_buf; // temporary buffer
315     line_t *swap_buf; // lines for swap buffer
316 pcg 1.3 char *tabs; /* per location: 1 == tab-stop */
317     screen_t screen;
318     screen_t swap;
319     selection_t selection;
320     };
321 pcg 1.1
322 root 1.32 void rxvt_init ();
323 pcg 1.1
324 pcg 1.3 #endif /* _RXVTLIB_H_ */
325 pcg 1.1