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20 | @include_sys_strredir_h@ |
20 | @include_sys_strredir_h@ |
21 | |
21 | |
22 | #include <sys/wait.h> |
22 | #include <sys/wait.h> |
23 | #include <sys/stat.h> |
23 | #include <sys/stat.h> |
24 | |
24 | |
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25 | #if HAVE_CWCHAR |
25 | #include <cwchar> |
26 | # include <cwchar> |
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27 | #elif HAVE_WCHAR_H |
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28 | # include <wchar.h> |
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29 | #else |
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30 | // stdlib.h might provide it |
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31 | #endif |
26 | |
32 | |
27 | #include "ptytty.h" |
33 | #include "ptytty.h" |
28 | |
34 | |
29 | extern "C" { |
35 | extern "C" { |
30 | #include <X11/Intrinsic.h> /* Xlib, Xutil, Xresource, Xfuncproto */ |
36 | #include <X11/Intrinsic.h> /* Xlib, Xutil, Xresource, Xfuncproto */ |
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54 | |
60 | |
55 | typedef struct rxvt_term *rxvt_t; |
61 | typedef struct rxvt_term *rxvt_t; |
56 | |
62 | |
57 | extern rxvt_t rxvt_current_term; |
63 | extern rxvt_t rxvt_current_term; |
58 | |
64 | |
59 | # define SET_R(r) rxvt_current_term = (r) |
65 | #define SET_R(r) rxvt_current_term = (r) |
60 | # define GET_R rxvt_current_term |
66 | #define GET_R rxvt_current_term |
61 | |
67 | |
62 | #define scrollbar_visible() scrollBar.state |
68 | #define scrollbar_visible() scrollBar.state |
63 | #define menubar_visible() menuBar.state |
69 | #define menubar_visible() menuBar.state |
64 | |
70 | |
65 | typedef struct { |
71 | typedef struct { |
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71 | typedef uint32_t text_t; |
77 | typedef uint32_t text_t; |
72 | #else |
78 | #else |
73 | typedef uint16_t text_t; // saves lots of memory |
79 | typedef uint16_t text_t; // saves lots of memory |
74 | #endif |
80 | #endif |
75 | typedef uint32_t rend_t; |
81 | typedef uint32_t rend_t; |
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82 | typedef int16_t tlen_t; |
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83 | |
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84 | #define LINE_CONT -1 |
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85 | |
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86 | struct line_t { |
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87 | text_t *t; // terminal the text |
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88 | rend_t *r; // rendition, uses RS_ flags |
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89 | tlen_t l; // length of each text line, LINE_CONT == continued on next line |
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90 | |
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91 | bool is_longer () |
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92 | { |
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93 | return l < 0; |
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94 | } |
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95 | |
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96 | void set_is_longer () |
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97 | { |
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98 | l = LINE_CONT; |
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99 | } |
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100 | |
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101 | void clear () |
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102 | { |
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103 | t = 0; |
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104 | r = 0; |
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105 | l = 0; |
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106 | } |
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107 | }; |
76 | |
108 | |
77 | /* |
109 | /* |
78 | * TermWin elements limits |
110 | * TermWin elements limits |
79 | * width : 1 <= width |
111 | * width : 1 <= width |
80 | * height : 1 <= height |
112 | * height : 1 <= height |
81 | * ncol : 1 <= ncol <= MAX(int16_t) |
113 | * ncol : 1 <= ncol <= MAX(int16_t) |
82 | * nrow : 1 <= nrow <= MAX(int16_t) |
114 | * nrow : 1 <= nrow <= MAX(int16_t) |
83 | * saveLines : 0 <= saveLines <= MAX(int16_t) |
115 | * saveLines : 0 <= saveLines <= MAX(int16_t) |
84 | * nscrolled : 0 <= nscrolled <= saveLines |
116 | * nsaved : 0 <= nscrolled <= saveLines |
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117 | * term_start: 0 <= term_start < saveLines |
85 | * view_start: 0 <= view_start <= nscrolled |
118 | * view_start: 0 <= view_start < saveLines |
86 | */ |
119 | */ |
87 | |
120 | |
88 | typedef struct { |
121 | struct TermWin_t { |
89 | int width; /* window width [pixels] */ |
122 | int width; /* window width [pixels] */ |
90 | int height; /* window height [pixels] */ |
123 | int height; /* window height [pixels] */ |
91 | int fwidth; /* font width [pixels] */ |
124 | int fwidth; /* font width [pixels] */ |
92 | int fheight; /* font height [pixels] */ |
125 | int fheight; /* font height [pixels] */ |
93 | int fweight, fslant; |
126 | int fweight, fslant; |
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98 | int mapped; /* window state mapped? */ |
131 | int mapped; /* window state mapped? */ |
99 | int int_bwidth; /* internal border width */ |
132 | int int_bwidth; /* internal border width */ |
100 | int ext_bwidth; /* external border width */ |
133 | int ext_bwidth; /* external border width */ |
101 | int lineSpace; /* number of extra pixels between rows */ |
134 | int lineSpace; /* number of extra pixels between rows */ |
102 | int saveLines; /* number of lines that fit in scrollback */ |
135 | int saveLines; /* number of lines that fit in scrollback */ |
103 | int nscrolled; /* number of line actually scrolled */ |
136 | int nsaved; /* number of line actually scrolled */ |
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137 | int nscrolled; /*D*///TODO remove |
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138 | int term_start; /* term lines start here */ |
104 | int view_start; /* scrollback view starts here */ |
139 | int view_start; /* scrollback view starts here */ |
105 | Window parent[6]; /* parent identifiers - we're parent[0] */ |
140 | Window parent[6]; /* parent identifiers - we're parent[0] */ |
106 | Window vt; /* vt100 window */ |
141 | Window vt; /* vt100 window */ |
107 | GC gc; /* GC for drawing */ |
142 | GC gc; /* GC for drawing */ |
108 | Pixmap pixmap; |
143 | Pixmap pixmap; |
109 | rxvt_drawable *drawable; |
144 | rxvt_drawable *drawable; |
110 | rxvt_fontset *fontset[4]; |
145 | rxvt_fontset *fontset[4]; |
111 | } TermWin_t; |
146 | }; |
112 | |
147 | |
113 | /* |
148 | /* |
114 | * screen accounting: |
149 | * screen accounting: |
115 | * screen_t elements |
150 | * screen_t elements |
116 | * text: Contains all text information including the scrollback buffer. |
151 | * text: Contains all text information including the scrollback buffer. |
117 | * Each line is length TermWin.ncol |
152 | * Each line is length ncol |
118 | * tlen: The length of the line or -1 for wrapped lines. |
153 | * tlen: The length of the line or -1 for wrapped lines. |
119 | * rend: Contains rendition information: font, bold, colour, etc. |
154 | * rend: Contains rendition information: font, bold, colour, etc. |
120 | * * Note: Each line for both text and rend are only allocated on demand, and |
155 | * * Note: Each line for both text and rend are only allocated on demand, and |
121 | * text[x] is allocated <=> rend[x] is allocated for all x. |
156 | * text[x] is allocated <=> rend[x] is allocated for all x. |
122 | * row: Cursor row position : 0 <= row < TermWin.nrow |
157 | * row: Cursor row position : 0 <= row < nrow |
123 | * col: Cursor column position : 0 <= col < TermWin.ncol |
158 | * col: Cursor column position : 0 <= col < ncol |
124 | * tscroll: Scrolling region top row inclusive : 0 <= row < TermWin.nrow |
159 | * tscroll: Scrolling region top row inclusive : 0 <= row < nrow |
125 | * bscroll: Scrolling region bottom row inclusive : 0 <= row < TermWin.nrow |
160 | * bscroll: Scrolling region bottom row inclusive : 0 <= row < nrow |
126 | * |
161 | * |
127 | * selection_t elements |
162 | * selection_t elements |
128 | * clicks: 1, 2 or 3 clicks - 4 indicates a special condition of 1 where |
163 | * clicks: 1, 2 or 3 clicks - 4 indicates a special condition of 1 where |
129 | * nothing is selected |
164 | * nothing is selected |
130 | * beg: row/column of beginning of selection : never past mark |
165 | * beg: row/column of beginning of selection : never past mark |
131 | * mark: row/column of initial click : never past end |
166 | * mark: row/column of initial click : never past end |
132 | * end: row/column of one character past end of selection |
167 | * end: row/column of one character past end of selection |
133 | * * Note: -TermWin.nscrolled <= beg.row <= mark.row <= end.row < TermWin.nrow |
168 | * * Note: -nscrolled <= beg.row <= mark.row <= end.row < nrow |
134 | * * Note: col == -1 ==> we're left of screen |
169 | * * Note: col == -1 ==> we're left of screen |
135 | * |
170 | * |
136 | * Layout of text/rend information in the screen_t text/rend structures: |
171 | * Layout of text/rend information in the screen_t text/rend structures: |
137 | * Rows [0] ... [TermWin.saveLines - 1] |
172 | * Rows [0] ... [saveLines - 1] |
138 | * scrollback region : we're only here if TermWin.view_start != 0 |
173 | * scrollback region : we're only here if view_start != 0 |
139 | * Rows [TermWin.saveLines] ... [TermWin.saveLines + TermWin.nrow - 1] |
174 | * Rows [saveLines] ... [saveLines + nrow - 1] |
140 | * normal `unscrolled' screen region |
175 | * normal `unscrolled' screen region |
141 | */ |
176 | */ |
142 | typedef struct { |
177 | typedef struct { |
143 | int16_t *tlen; /* length of each text line */ |
178 | line_t **line; |
144 | text_t **text; /* _all_ the text */ |
179 | |
145 | rend_t **rend; /* rendition, uses RS_ flags */ |
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146 | row_col_t cur; /* cursor position on the screen */ |
180 | row_col_t cur; /* cursor position on the screen */ |
147 | unsigned int tscroll; /* top of settable scroll region */ |
181 | unsigned int tscroll; /* top of settable scroll region */ |
148 | unsigned int bscroll; /* bottom of settable scroll region */ |
182 | unsigned int bscroll; /* bottom of settable scroll region */ |
149 | unsigned int charset; /* character set number [0..3] */ |
183 | unsigned int charset; /* character set number [0..3] */ |
150 | unsigned int flags; /* see below */ |
184 | unsigned int flags; /* see below */ |
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175 | } selection_t; |
209 | } selection_t; |
176 | |
210 | |
177 | /* ------------------------------------------------------------------------- */ |
211 | /* ------------------------------------------------------------------------- */ |
178 | |
212 | |
179 | /* screen_t flags */ |
213 | /* screen_t flags */ |
180 | #define Screen_Relative (1<<0) /* relative origin mode flag */ |
214 | #define Screen_Relative (1<<0) /* relative origin mode flag */ |
181 | #define Screen_VisibleCursor (1<<1) /* cursor visible? */ |
215 | #define Screen_VisibleCursor (1<<1) /* cursor visible? */ |
182 | #define Screen_Autowrap (1<<2) /* auto-wrap flag */ |
216 | #define Screen_Autowrap (1<<2) /* auto-wrap flag */ |
183 | #define Screen_Insert (1<<3) /* insert mode (vs. overstrike) */ |
217 | #define Screen_Insert (1<<3) /* insert mode (vs. overstrike) */ |
184 | #define Screen_WrapNext (1<<4) /* need to wrap for next char? */ |
218 | #define Screen_WrapNext (1<<4) /* need to wrap for next char? */ |
185 | #define Screen_DefaultFlags (Screen_VisibleCursor|Screen_Autowrap) |
219 | #define Screen_DefaultFlags (Screen_VisibleCursor | Screen_Autowrap) |
186 | |
220 | |
187 | /* rxvt_vars.options */ |
221 | /* rxvt_vars.options */ |
188 | #define Opt_console (1UL<<0) |
222 | #define Opt_console (1UL<<0) |
189 | #define Opt_loginShell (1UL<<1) |
223 | #define Opt_loginShell (1UL<<1) |
190 | #define Opt_iconic (1UL<<2) |
224 | #define Opt_iconic (1UL<<2) |
191 | #define Opt_visualBell (1UL<<3) |
225 | #define Opt_visualBell (1UL<<3) |
192 | #define Opt_mapAlert (1UL<<4) |
226 | #define Opt_mapAlert (1UL<<4) |
193 | #define Opt_reverseVideo (1UL<<5) |
227 | #define Opt_reverseVideo (1UL<<5) |
194 | #define Opt_utmpInhibit (1UL<<6) |
228 | #define Opt_utmpInhibit (1UL<<6) |
195 | #define Opt_scrollBar (1UL<<7) |
229 | #define Opt_scrollBar (1UL<<7) |
196 | #define Opt_scrollBar_right (1UL<<8) |
230 | #define Opt_scrollBar_right (1UL<<8) |
197 | #define Opt_scrollBar_floating (1UL<<9) |
231 | #define Opt_scrollBar_floating (1UL<<9) |
198 | #define Opt_meta8 (1UL<<10) |
232 | #define Opt_meta8 (1UL<<10) |
199 | #define Opt_scrollTtyOutput (1UL<<11) |
233 | #define Opt_scrollTtyOutput (1UL<<11) |
200 | #define Opt_scrollTtyKeypress (1UL<<12) |
234 | #define Opt_scrollTtyKeypress (1UL<<12) |
201 | #define Opt_transparent (1UL<<13) |
235 | #define Opt_transparent (1UL<<13) |
202 | #define Opt_transparent_all (1UL<<14) |
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203 | #define Opt_tripleclickwords (1UL<<15) |
236 | #define Opt_tripleclickwords (1UL<<14) |
204 | #define Opt_scrollWithBuffer (1UL<<16) |
237 | #define Opt_scrollWithBuffer (1UL<<15) |
205 | #define Opt_jumpScroll (1UL<<17) |
238 | #define Opt_jumpScroll (1UL<<16) |
206 | #define Opt_mouseWheelScrollPage (1UL<<18) |
239 | #define Opt_mouseWheelScrollPage (1UL<<17) |
207 | #define Opt_pointerBlank (1UL<<19) |
240 | #define Opt_pointerBlank (1UL<<18) |
208 | #define Opt_cursorBlink (1UL<<20) |
241 | #define Opt_cursorBlink (1UL<<19) |
209 | #define Opt_secondaryScreen (1UL<<21) |
242 | #define Opt_secondaryScreen (1UL<<20) |
210 | #define Opt_secondaryScroll (1UL<<22) |
243 | #define Opt_secondaryScroll (1UL<<21) |
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244 | #define Opt_pastableTabs (1UL<<22) |
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245 | #define Opt_cursorUnderline (1UL<<23) |
211 | #if ENABLE_FRILLS |
246 | #if ENABLE_FRILLS |
212 | # define Opt_insecure (1UL<<23) // insecure esc sequences |
247 | # define Opt_insecure (1UL<<24) // insecure esc sequences |
213 | # define Opt_borderLess (1UL<<24) // mem borderless hints |
248 | # define Opt_borderLess (1UL<<25) // mem borderless hints |
214 | #else |
249 | #else |
215 | # define Opt_insecure 0 |
250 | # define Opt_insecure 0 |
216 | # define Opt_borderLess 0 |
251 | # define Opt_borderLess 0 |
217 | #endif |
252 | #endif |
218 | #define Opt_pastableTabs (1UL<<25) |
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219 | /* place holder used for parsing command-line options */ |
253 | /* place holder used for parsing command-line options */ |
220 | #define Opt_Reverse (1UL<<30) |
254 | #define Opt_Reverse (1UL<<30) |
221 | #define Opt_Boolean (1UL<<31) |
255 | #define Opt_Boolean (1UL<<31) |
222 | |
256 | |
223 | #define DEFAULT_OPTIONS (Opt_scrollBar | Opt_scrollTtyOutput \ |
257 | #define DEFAULT_OPTIONS (Opt_scrollBar | Opt_scrollTtyOutput \ |
224 | | Opt_jumpScroll | Opt_secondaryScreen \ |
258 | | Opt_jumpScroll | Opt_secondaryScreen \ |
225 | | Opt_pastableTabs) |
259 | | Opt_pastableTabs) |
226 | |
260 | |
227 | /* ------------------------------------------------------------------------- */ |
261 | /* ------------------------------------------------------------------------- */ |
228 | |
262 | |
229 | typedef struct { |
263 | typedef struct { |
230 | short state; |
264 | short state; |
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248 | void setMotion() { state = 'm'; } |
282 | void setMotion() { state = 'm'; } |
249 | void setUp() { state = 'U'; } |
283 | void setUp() { state = 'U'; } |
250 | void setDn() { state = 'D'; } |
284 | void setDn() { state = 'D'; } |
251 | } scrollBar_t; |
285 | } scrollBar_t; |
252 | |
286 | |
253 | struct rxvt_vars { |
287 | struct rxvt_vars : TermWin_t { |
254 | TermWin_t TermWin; |
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255 | scrollBar_t scrollBar; |
288 | scrollBar_t scrollBar; |
256 | menuBar_t menuBar; |
289 | menuBar_t menuBar; |
257 | unsigned long options; |
290 | unsigned long options; |
258 | XSizeHints szHint; |
291 | XSizeHints szHint; |
259 | rxvt_display *display; |
292 | rxvt_display *display; |
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265 | short numpix_colors; |
298 | short numpix_colors; |
266 | Cursor TermWin_cursor; /* cursor for vt window */ |
299 | Cursor TermWin_cursor; /* cursor for vt window */ |
267 | int sb_shadow; /* scrollbar shadow width */ |
300 | int sb_shadow; /* scrollbar shadow width */ |
268 | rxvt_ptytty pty; |
301 | rxvt_ptytty pty; |
269 | int numlock_state; |
302 | int numlock_state; |
270 | text_t **drawn_text; /* text drawn on screen (characters) */ |
303 | line_t *save; // all lines, scorllback + terminal, circular |
271 | rend_t **drawn_rend; /* text drawn on screen (rendition) */ |
304 | line_t *drawn; // text on screen |
272 | text_t **buf_text; |
305 | line_t *buf; // temporary buffer |
273 | rend_t **buf_rend; |
306 | line_t *swap_save; // lines for swap buffer |
274 | char *tabs; /* per location: 1 == tab-stop */ |
307 | char *tabs; /* per location: 1 == tab-stop */ |
275 | screen_t screen; |
308 | screen_t screen; |
276 | screen_t swap; |
309 | screen_t swap; |
277 | selection_t selection; |
310 | selection_t selection; |
278 | }; |
311 | }; |