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Date:: Tue Jun 22 08:12:06 2021 UTC
Message:: allow changing the attributes `attr' now follows the same rule as `fg' and `bg', with the three airity variant. Attributes by themselves are a comma-separated list of keywords, each one representing a ncurses attribute.
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  1 c92e529c 2021-06-15 op /*
  2 c92e529c 2021-06-15 op  * Copyright (c) 2021 Omar Polo <op@omarpolo.com>
  3 c92e529c 2021-06-15 op  *
  4 c92e529c 2021-06-15 op  * Permission to use, copy, modify, and distribute this software for any
  5 c92e529c 2021-06-15 op  * purpose with or without fee is hereby granted, provided that the above
  6 c92e529c 2021-06-15 op  * copyright notice and this permission notice appear in all copies.
  7 c92e529c 2021-06-15 op  *
  8 c92e529c 2021-06-15 op  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  9 c92e529c 2021-06-15 op  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 10 c92e529c 2021-06-15 op  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 11 c92e529c 2021-06-15 op  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 12 c92e529c 2021-06-15 op  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 13 c92e529c 2021-06-15 op  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 14 c92e529c 2021-06-15 op  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 15 c92e529c 2021-06-15 op  */
 16 c92e529c 2021-06-15 op 
 17 c92e529c 2021-06-15 op #include "telescope.h"
 18 c92e529c 2021-06-15 op 
 19 c92e529c 2021-06-15 op #include <curses.h>
 20 1a99965e 2021-06-19 op #include <limits.h>
 21 db7cc27a 2021-06-19 op #include <stdlib.h>
 22 69e1d1b6 2021-06-15 op #include <string.h>
 23 c92e529c 2021-06-15 op 
 24 db7cc27a 2021-06-19 op char *new_tab_url = NULL;
 25 1a99965e 2021-06-19 op int fill_column = INT_MAX;
 26 72b18268 2021-06-19 op int olivetti_mode = 0;
 27 2c748a1f 2021-06-21 op int enable_colors = 1;
 28 1a99965e 2021-06-19 op 
 29 74a2587f 2021-06-21 op static struct lineface_descr {
 30 d89b86d6 2021-06-21 op 	int	pp, p, tp;
 31 d89b86d6 2021-06-21 op 	int	prfx_bg, bg, trail_bg;
 32 d89b86d6 2021-06-21 op 	int	prfx_fg, fg, trail_fg;
 33 d0149485 2021-06-22 op 	int	prfx_attr, attr, trail_attr;
 34 74a2587f 2021-06-21 op } linefaces_descr[] = {
 35 d89b86d6 2021-06-21 op 	[LINE_TEXT] =		{.pp=PT_PRFX,		.p=PT,		.tp=PT_TRAIL},
 36 d89b86d6 2021-06-21 op 	[LINE_LINK] =		{.pp=PL_PRFX,		.p=PL,		.tp=PL_TRAIL},
 37 d89b86d6 2021-06-21 op 	[LINE_TITLE_1] =	{.pp=PT1_PRFX,		.p=PT1,		.tp=PT1_TRAIL},
 38 d89b86d6 2021-06-21 op 	[LINE_TITLE_2] =	{.pp=PT2_PRFX,		.p=PT1,		.tp=PT1_TRAIL},
 39 d89b86d6 2021-06-21 op 	[LINE_TITLE_3] =	{.pp=PT3_PRFX,		.p=PT3,		.tp=PT3_TRAIL},
 40 d89b86d6 2021-06-21 op 	[LINE_ITEM] =		{.pp=PI_PRFX,		.p=PI,		.tp=PI_TRAIL},
 41 d89b86d6 2021-06-21 op 	[LINE_QUOTE] =		{.pp=PQ_PRFX,		.p=PQ,		.tp=PQ_TRAIL},
 42 d89b86d6 2021-06-21 op 	[LINE_PRE_START] =	{.pp=PPSTART_PRFX,	.p=PT,		.tp=PT_TRAIL},
 43 d89b86d6 2021-06-21 op 	[LINE_PRE_CONTENT] =	{.pp=PP_PRFX,		.p=PP,		.tp=PP_TRAIL},
 44 d89b86d6 2021-06-21 op 	[LINE_PRE_END] =	{.pp=PPEND_PRFX,	.p=PPEND,	.tp=PPEND_TRAIL},
 45 74a2587f 2021-06-21 op };
 46 74a2587f 2021-06-21 op 
 47 c92e529c 2021-06-15 op struct lineprefix line_prefixes[] = {
 48 c92e529c 2021-06-15 op 	[LINE_TEXT] =		{ "",		"" },
 49 c92e529c 2021-06-15 op 	[LINE_LINK] =		{ "=> ",	"   " },
 50 c92e529c 2021-06-15 op 	[LINE_TITLE_1] =	{ "# ",		"  " },
 51 c92e529c 2021-06-15 op 	[LINE_TITLE_2] =	{ "## ",	"   " },
 52 c92e529c 2021-06-15 op 	[LINE_TITLE_3] =	{ "### ",	"    " },
 53 c92e529c 2021-06-15 op 	[LINE_ITEM] =		{ "* ",		"  " },
 54 c92e529c 2021-06-15 op 	[LINE_QUOTE] =		{ "> ",		"  " },
 55 c92e529c 2021-06-15 op 	[LINE_PRE_START] =	{ "```",	"   " },
 56 c92e529c 2021-06-15 op 	[LINE_PRE_CONTENT] =	{ "",		"" },
 57 c92e529c 2021-06-15 op 	[LINE_PRE_END] =	{ "```",	"```" },
 58 c92e529c 2021-06-15 op };
 59 c92e529c 2021-06-15 op 
 60 c92e529c 2021-06-15 op struct line_face line_faces[] = {
 61 d89b86d6 2021-06-21 op 	[LINE_TEXT] =		{ 0,		0,		0 },
 62 d89b86d6 2021-06-21 op 	[LINE_LINK] =		{ 0,		A_UNDERLINE,	0 },
 63 d89b86d6 2021-06-21 op 	[LINE_TITLE_1] =	{ A_BOLD,	A_BOLD,		0 },
 64 d89b86d6 2021-06-21 op 	[LINE_TITLE_2] =	{ A_BOLD,	A_BOLD,		0 },
 65 d89b86d6 2021-06-21 op 	[LINE_TITLE_3] =	{ A_BOLD,	A_BOLD,		0 },
 66 d89b86d6 2021-06-21 op 	[LINE_ITEM] =		{ 0,		0,		0 },
 67 d89b86d6 2021-06-21 op 	[LINE_QUOTE] =		{ 0,		A_DIM,		0 },
 68 d89b86d6 2021-06-21 op 	[LINE_PRE_START] =	{ 0,		0,		0 },
 69 d89b86d6 2021-06-21 op 	[LINE_PRE_CONTENT] =	{ 0,		0,		0 },
 70 d89b86d6 2021-06-21 op 	[LINE_PRE_END] =	{ 0,		0,		0 },
 71 c92e529c 2021-06-15 op };
 72 c92e529c 2021-06-15 op 
 73 c92e529c 2021-06-15 op struct tab_face tab_face = {
 74 c92e529c 2021-06-15 op 	.background	= A_REVERSE,
 75 c92e529c 2021-06-15 op 	.tab		= A_REVERSE,
 76 c92e529c 2021-06-15 op 	.current_tab	= A_NORMAL,
 77 c92e529c 2021-06-15 op };
 78 d5493194 2021-06-15 op 
 79 b598590d 2021-06-21 op struct body_face body_face = {
 80 160abe04 2021-06-21 op 	.lbg = -1, .lfg = -1,
 81 160abe04 2021-06-21 op 	.bg  = -1, .fg  = -1,
 82 160abe04 2021-06-21 op 	.rbg = -1, .rfg = -1,
 83 b598590d 2021-06-21 op };
 84 b598590d 2021-06-21 op 
 85 d5493194 2021-06-15 op struct modeline_face modeline_face = {
 86 d5493194 2021-06-15 op 	.background = A_REVERSE,
 87 d5493194 2021-06-15 op };
 88 d5493194 2021-06-15 op 
 89 d5493194 2021-06-15 op struct minibuffer_face minibuffer_face = {
 90 d5493194 2021-06-15 op 	.background = A_NORMAL,
 91 d5493194 2021-06-15 op };
 92 69e1d1b6 2021-06-15 op 
 93 74a2587f 2021-06-21 op struct mapping {
 94 74a2587f 2021-06-21 op 	const char	*label;
 95 74a2587f 2021-06-21 op 	int		 linetype;
 96 74a2587f 2021-06-21 op } mappings[] = {
 97 d89b86d6 2021-06-21 op 	{"text",	LINE_TEXT},
 98 d89b86d6 2021-06-21 op 	{"link",	LINE_LINK},
 99 d89b86d6 2021-06-21 op 	{"title1",	LINE_TITLE_1},
100 d89b86d6 2021-06-21 op 	{"title2",	LINE_TITLE_2},
101 d89b86d6 2021-06-21 op 	{"title3",	LINE_TITLE_3},
102 d89b86d6 2021-06-21 op 	{"item",	LINE_ITEM},
103 d89b86d6 2021-06-21 op 	{"quote",	LINE_QUOTE},
104 d89b86d6 2021-06-21 op 	{"pre.start",	LINE_PRE_START},
105 d89b86d6 2021-06-21 op 	{"pre",		LINE_PRE_CONTENT},
106 d89b86d6 2021-06-21 op 	{"pre.end",	LINE_PRE_END},
107 74a2587f 2021-06-21 op };
108 74a2587f 2021-06-21 op 
109 74a2587f 2021-06-21 op static struct mapping *
110 74a2587f 2021-06-21 op mapping_by_name(const char *name)
111 74a2587f 2021-06-21 op {
112 74a2587f 2021-06-21 op 	size_t i;
113 74a2587f 2021-06-21 op 
114 74a2587f 2021-06-21 op 	for (i = 0; i < sizeof(mappings)/sizeof(mappings[0]); ++i) {
115 74a2587f 2021-06-21 op 		if (!strcmp(name, mappings[i].label))
116 74a2587f 2021-06-21 op 			return &mappings[i];
117 74a2587f 2021-06-21 op 	}
118 74a2587f 2021-06-21 op 
119 74a2587f 2021-06-21 op 	return NULL;
120 74a2587f 2021-06-21 op }
121 74a2587f 2021-06-21 op 
122 33fc3a8f 2021-06-21 op void
123 33fc3a8f 2021-06-21 op config_init(void)
124 33fc3a8f 2021-06-21 op {
125 33fc3a8f 2021-06-21 op 	struct lineface_descr *d;
126 33fc3a8f 2021-06-21 op 	size_t i, len;
127 33fc3a8f 2021-06-21 op 
128 33fc3a8f 2021-06-21 op 	len = sizeof(linefaces_descr)/sizeof(linefaces_descr[0]);
129 33fc3a8f 2021-06-21 op 	for (i = 0; i < len; ++i) {
130 33fc3a8f 2021-06-21 op 		d = &linefaces_descr[i];
131 33fc3a8f 2021-06-21 op 
132 33fc3a8f 2021-06-21 op 		d->prfx_bg = d->bg = d->trail_bg = -1;
133 33fc3a8f 2021-06-21 op 		d->prfx_fg = d->fg = d->trail_fg = -1;
134 33fc3a8f 2021-06-21 op 	}
135 33fc3a8f 2021-06-21 op }
136 33fc3a8f 2021-06-21 op 
137 69e1d1b6 2021-06-15 op int
138 d89b86d6 2021-06-21 op config_setprfx(const char *name, const char *prfx, const char *cont)
139 69e1d1b6 2021-06-15 op {
140 69e1d1b6 2021-06-15 op 	struct lineprefix *p;
141 74a2587f 2021-06-21 op 	struct mapping *m;
142 69e1d1b6 2021-06-15 op 
143 69e1d1b6 2021-06-15 op 	if (!has_prefix(name, "line."))
144 69e1d1b6 2021-06-15 op 		return 0;
145 69e1d1b6 2021-06-15 op 	name += 5;
146 69e1d1b6 2021-06-15 op 
147 74a2587f 2021-06-21 op 	if ((m = mapping_by_name(name)) == NULL)
148 74a2587f 2021-06-21 op 		return 0;
149 69e1d1b6 2021-06-15 op 
150 74a2587f 2021-06-21 op 	p = &line_prefixes[m->linetype];
151 d89b86d6 2021-06-21 op 	p->prfx1 = prfx;
152 d89b86d6 2021-06-21 op 	p->prfx2 = cont;
153 69e1d1b6 2021-06-15 op 
154 74a2587f 2021-06-21 op 	return 1;
155 69e1d1b6 2021-06-15 op }
156 86e7d7b4 2021-06-19 op 
157 86e7d7b4 2021-06-19 op int
158 86e7d7b4 2021-06-19 op config_setvari(const char *var, int val)
159 86e7d7b4 2021-06-19 op {
160 1a99965e 2021-06-19 op 	if (!strcmp(var, "fill-column")) {
161 cc073cd2 2021-06-19 op 		if ((fill_column = val) <= 0)
162 2106687b 2021-06-19 op 			fill_column = INT_MAX;
163 72b18268 2021-06-19 op 	} else if (!strcmp(var, "olivetti-mode")) {
164 72b18268 2021-06-19 op 		olivetti_mode = !!val;
165 2c748a1f 2021-06-21 op 	} else if (!strcmp(var, "enable-colors")) {
166 2c748a1f 2021-06-21 op 		enable_colors = !!val;
167 2c748a1f 2021-06-21 op 	} else {
168 1a99965e 2021-06-19 op 		return 0;
169 2c748a1f 2021-06-21 op 	}
170 2c748a1f 2021-06-21 op 
171 1a99965e 2021-06-19 op 	return 1;
172 86e7d7b4 2021-06-19 op }
173 86e7d7b4 2021-06-19 op 
174 86e7d7b4 2021-06-19 op int
175 86e7d7b4 2021-06-19 op config_setvars(const char *var, char *val)
176 86e7d7b4 2021-06-19 op {
177 db7cc27a 2021-06-19 op 	if (!strcmp(var, "new-tab-url")) {
178 db7cc27a 2021-06-19 op 		if (new_tab_url != NULL)
179 db7cc27a 2021-06-19 op 			free(new_tab_url);
180 db7cc27a 2021-06-19 op 		new_tab_url = val;
181 db7cc27a 2021-06-19 op 	} else
182 db7cc27a 2021-06-19 op 		return 0;
183 db7cc27a 2021-06-19 op 	return 1;
184 86e7d7b4 2021-06-19 op }
185 74a2587f 2021-06-21 op 
186 74a2587f 2021-06-21 op int
187 d89b86d6 2021-06-21 op config_setcolor(int bg, const char *name, int prfx, int line, int trail)
188 74a2587f 2021-06-21 op {
189 74a2587f 2021-06-21 op         struct mapping *m;
190 74a2587f 2021-06-21 op 	struct lineface_descr *d;
191 74a2587f 2021-06-21 op 
192 50f7147c 2021-06-21 op 	if (has_prefix(name, "line.")) {
193 50f7147c 2021-06-21 op 		name += 5;
194 74a2587f 2021-06-21 op 
195 50f7147c 2021-06-21 op 		if ((m = mapping_by_name(name)) == NULL)
196 50f7147c 2021-06-21 op 			return 0;
197 74a2587f 2021-06-21 op 
198 50f7147c 2021-06-21 op 		d = &linefaces_descr[m->linetype];
199 74a2587f 2021-06-21 op 
200 50f7147c 2021-06-21 op 		if (bg) {
201 50f7147c 2021-06-21 op 			d->prfx_bg = prfx;
202 50f7147c 2021-06-21 op 			d->bg = line;
203 50f7147c 2021-06-21 op 			d->trail_bg = trail;
204 50f7147c 2021-06-21 op 		} else {
205 50f7147c 2021-06-21 op 			d->prfx_fg = prfx;
206 50f7147c 2021-06-21 op 			d->fg = line;
207 50f7147c 2021-06-21 op 			d->trail_fg = trail;
208 50f7147c 2021-06-21 op 		}
209 b598590d 2021-06-21 op 	} else if (!strcmp(name, "line")) {
210 160abe04 2021-06-21 op 		if (bg) {
211 160abe04 2021-06-21 op 			body_face.lbg = prfx;
212 160abe04 2021-06-21 op 			body_face.bg  = line;
213 160abe04 2021-06-21 op 			body_face.rbg = trail;
214 160abe04 2021-06-21 op 		} else {
215 b598590d 2021-06-21 op 			body_face.fg = prfx;
216 160abe04 2021-06-21 op 			body_face.fg = line;
217 160abe04 2021-06-21 op 			body_face.fg = trail;
218 160abe04 2021-06-21 op 		}
219 74a2587f 2021-06-21 op 	} else {
220 50f7147c 2021-06-21 op 		return 0;
221 74a2587f 2021-06-21 op 	}
222 74a2587f 2021-06-21 op 
223 74a2587f 2021-06-21 op 	return 1;
224 74a2587f 2021-06-21 op }
225 74a2587f 2021-06-21 op 
226 d0149485 2021-06-22 op int
227 d0149485 2021-06-22 op config_setattr(const char *name, int prfx, int line, int trail)
228 d0149485 2021-06-22 op {
229 d0149485 2021-06-22 op 	struct mapping *m;
230 d0149485 2021-06-22 op 	struct lineface_descr *d;
231 d0149485 2021-06-22 op 
232 d0149485 2021-06-22 op 	if (has_prefix(name, "line.")) {
233 d0149485 2021-06-22 op 		name += 5;
234 d0149485 2021-06-22 op 
235 d0149485 2021-06-22 op 		if ((m = mapping_by_name(name)) == NULL)
236 d0149485 2021-06-22 op 			return 0;
237 d0149485 2021-06-22 op 
238 d0149485 2021-06-22 op 		d = &linefaces_descr[m->linetype];
239 d0149485 2021-06-22 op 
240 d0149485 2021-06-22 op 		d->prfx_attr = prfx;
241 d0149485 2021-06-22 op 		d->attr = line;
242 d0149485 2021-06-22 op 		d->trail_attr = trail;
243 d0149485 2021-06-22 op 	} else {
244 d0149485 2021-06-22 op 		return 0;
245 d0149485 2021-06-22 op 	}
246 d0149485 2021-06-22 op 
247 d0149485 2021-06-22 op 	return 1;
248 d0149485 2021-06-22 op }
249 d0149485 2021-06-22 op 
250 74a2587f 2021-06-21 op void
251 74a2587f 2021-06-21 op config_apply_colors(void)
252 74a2587f 2021-06-21 op {
253 74a2587f 2021-06-21 op         size_t i, len;
254 74a2587f 2021-06-21 op 	struct lineface_descr *d;
255 74a2587f 2021-06-21 op 	struct line_face *f;
256 74a2587f 2021-06-21 op 
257 74a2587f 2021-06-21 op 	len = sizeof(linefaces_descr)/sizeof(linefaces_descr[0]);
258 74a2587f 2021-06-21 op 	for (i = 0; i < len; ++i) {
259 74a2587f 2021-06-21 op 		d = &linefaces_descr[i];
260 74a2587f 2021-06-21 op 		f = &line_faces[i];
261 74a2587f 2021-06-21 op 
262 33fc3a8f 2021-06-21 op 		init_pair(d->pp, d->prfx_fg, d->prfx_bg);
263 d0149485 2021-06-22 op 		f->prefix_prop = COLOR_PAIR(d->pp) | d->prfx_attr;
264 d89b86d6 2021-06-21 op 
265 33fc3a8f 2021-06-21 op 		init_pair(d->p, d->fg, d->bg);
266 d0149485 2021-06-22 op 		f->text_prop = COLOR_PAIR(d->p) | d->attr;
267 d89b86d6 2021-06-21 op 
268 33fc3a8f 2021-06-21 op 		init_pair(d->tp, d->trail_fg, d->trail_bg);
269 d0149485 2021-06-22 op 		f->trail_prop = COLOR_PAIR(d->tp) | d->trail_attr;
270 74a2587f 2021-06-21 op 	}
271 b598590d 2021-06-21 op 
272 b598590d 2021-06-21 op 	init_pair(PBODY, body_face.fg, body_face.bg);
273 b598590d 2021-06-21 op 	body_face.body = COLOR_PAIR(PBODY);
274 160abe04 2021-06-21 op 
275 160abe04 2021-06-21 op 	init_pair(PBLEFT, body_face.lfg, body_face.lbg);
276 160abe04 2021-06-21 op 	body_face.left = COLOR_PAIR(PBLEFT);
277 160abe04 2021-06-21 op 
278 160abe04 2021-06-21 op 	init_pair(PBRIGHT, body_face.rfg, body_face.rbg);
279 160abe04 2021-06-21 op 	body_face.right = COLOR_PAIR(PBRIGHT);
280 74a2587f 2021-06-21 op }