forked from RepoMirrors/bemenu
315 lines
11 KiB
C
315 lines
11 KiB
C
#include "common.h"
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#include <stdlib.h>
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#include <string.h>
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#include <signal.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <getopt.h>
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#include <assert.h>
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static void
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disco_trap(int sig)
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{
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(void)sig;
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fprintf(stderr, "\e[?25h");
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fflush(stderr);
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exit(EXIT_FAILURE);
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}
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static void
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disco(void)
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{
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struct sigaction action;
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memset(&action, 0, sizeof(struct sigaction));
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action.sa_handler = disco_trap;
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sigaction(SIGABRT, &action, NULL);
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sigaction(SIGSEGV, &action, NULL);
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sigaction(SIGTRAP, &action, NULL);
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sigaction(SIGINT, &action, NULL);
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uint32_t cc, c = 80;
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fprintf(stderr, "\e[?25l");
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while (1) {
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for (uint32_t i = 1; i < c - 1; ++i) {
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fprintf(stderr, "\r %*s%s %s %s ", (i > c / 2 ? c - i : i), " ", ((i % 2) ? "<o/" : "\\o>"), ((i % 4) ? "DISCO" : " "), ((i %2) ? "\\o>" : "<o/"));
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for (cc = 0; cc < (i < c / 2 ? c / 2 - i : i - c / 2); ++cc) fprintf(stderr, ((i % 2) ? "^" : "'"));
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fprintf(stderr, "%s %s \r %s %s", ((i % 2) ? "*" : "•"), ((i % 3) ? "\\o" : "<o"), ((i % 3) ? "o/" : "o>"), ((i % 2) ? "*" : "•"));
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for (cc = 2; cc < (i > c / 2 ? c - i : i); ++cc) fprintf(stderr, ((i % 2) ? "^" : "'"));
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fflush(stderr);
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usleep(140 * 1000);
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}
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}
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fprintf(stderr, "\e[?25h");
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exit(EXIT_SUCCESS);
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}
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static void
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version(const char *name)
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{
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assert(name);
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char *base = strrchr(name, '/');
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printf("%s v%s\n", (base ? base + 1 : name), bm_version());
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exit(EXIT_SUCCESS);
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}
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static void
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usage(FILE *out, const char *name)
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{
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assert(out && name);
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char *base = strrchr(name, '/');
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fprintf(out, "usage: %s [options]\n", (base ? base + 1 : name));
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fputs("Options\n"
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" -h, --help display this help and exit.\n"
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" -v, --version display version.\n"
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" -i, --ignorecase match items case insensitively.\n"
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" -w, --wrap wraps cursor selection.\n"
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" -l, --list list items vertically with the given number of lines.\n"
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" -p, --prompt defines the prompt text to be displayed.\n"
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" -P, --prefix text to shown before highlighted item.\n"
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" -I, --index select item at index automatically.\n"
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" --scrollbar display scrollbar. (always, autohide)\n"
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" --ifne only display menu if there are items.\n\n"
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"Use BEMENU_BACKEND env variable to force backend:\n"
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" curses ncurses based terminal backend\n"
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" wayland wayland backend\n"
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" x11 x11 backend\n\n"
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"If BEMENU_BACKEND is empty, one of the GUI backends is selected automatically.\n\n"
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"Backend specific options\n"
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" c = ncurses, w == wayland, x == x11\n"
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" (...) At end of help indicates the backend support for option.\n\n"
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" -b, --bottom appears at the bottom of the screen. (x)\n"
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" -f, --grab show the menu before reading stdin. (wx)\n"
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" -m, --monitor index of monitor where menu will appear. (x)\n"
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" --fn defines the font to be used ('name [size]'). (wx)\n"
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" --tb defines the title background color. (wx)\n"
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" --tf defines the title foreground color. (wx)\n"
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" --fb defines the filter background color. (wx)\n"
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" --ff defines the filter foreground color. (wx)\n"
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" --nb defines the normal background color. (wx)\n"
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" --nf defines the normal foreground color. (wx)\n"
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" --hb defines the highlighted background color. (wx)\n"
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" --hf defines the highlighted foreground color. (wx)\n"
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" --sb defines the selected background color. (wx)\n"
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" --sf defines the selected foreground color. (wx)\n"
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" --scb defines the scrollbar background color. (wx)\n"
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" --scf defines the scrollbar foreground color. (wx)\n", out);
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exit((out == stderr ? EXIT_FAILURE : EXIT_SUCCESS));
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}
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void
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parse_args(struct client *client, int *argc, char **argv[])
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{
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assert(client && argc && argv);
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static const struct option opts[] = {
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{ "help", no_argument, 0, 'h' },
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{ "version", no_argument, 0, 'v' },
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{ "ignorecase", no_argument, 0, 'i' },
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{ "wrap", no_argument, 0, 'w' },
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{ "list", required_argument, 0, 'l' },
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{ "prompt", required_argument, 0, 'p' },
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{ "index", required_argument, 0, 'I' },
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{ "prefix", required_argument, 0, 'P' },
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{ "scrollbar", required_argument, 0, 0x100 },
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{ "ifne", no_argument, 0, 0x115 },
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{ "bottom", no_argument, 0, 'b' },
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{ "grab", no_argument, 0, 'f' },
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{ "monitor", required_argument, 0, 'm' },
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{ "fn", required_argument, 0, 0x101 },
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{ "tb", required_argument, 0, 0x102 },
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{ "tf", required_argument, 0, 0x103 },
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{ "fb", required_argument, 0, 0x104 },
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{ "ff", required_argument, 0, 0x105 },
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{ "nb", required_argument, 0, 0x106 },
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{ "nf", required_argument, 0, 0x107 },
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{ "hb", required_argument, 0, 0x108 },
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{ "hf", required_argument, 0, 0x109 },
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{ "sb", required_argument, 0, 0x110 },
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{ "sf", required_argument, 0, 0x111 },
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{ "scb", required_argument, 0, 0x112 },
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{ "scf", required_argument, 0, 0x113 },
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{ "disco", no_argument, 0, 0x114 },
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{ 0, 0, 0, 0 }
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};
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/* TODO: getopt does not support -sf, -sb etc..
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* Either break the interface and make them --sf, --sb (like they are now),
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* or parse them before running getopt.. */
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for (;;) {
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int32_t opt = getopt_long(*argc, *argv, "hviwl:I:p:P:I:bfm:", opts, NULL);
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if (opt < 0)
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break;
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switch (opt) {
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case 'h':
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usage(stdout, *argv[0]);
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break;
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case 'v':
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version(*argv[0]);
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break;
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case 'i':
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client->filter_mode = BM_FILTER_MODE_DMENU_CASE_INSENSITIVE;
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break;
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case 'w':
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client->wrap = true;
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break;
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case 'l':
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client->lines = strtol(optarg, NULL, 10);
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break;
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case 'p':
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client->title = optarg;
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break;
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case 'P':
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client->prefix = optarg;
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break;
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case 'I':
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client->selected = strtol(optarg, NULL, 10);
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break;
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case 0x100:
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client->scrollbar = (!strcmp(optarg, "always") ? BM_SCROLLBAR_ALWAYS : (!strcmp(optarg, "autohide") ? BM_SCROLLBAR_AUTOHIDE : BM_SCROLLBAR_NONE));
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break;
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case 0x115:
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client->ifne = true;
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break;
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case 'b':
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client->bottom = true;
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break;
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case 'f':
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client->grab = true;
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break;
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case 'm':
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client->monitor = strtol(optarg, NULL, 10);
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break;
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case 0x101:
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client->font = optarg;
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break;
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case 0x102:
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client->colors[BM_COLOR_TITLE_BG] = optarg;
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break;
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case 0x103:
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client->colors[BM_COLOR_TITLE_FG] = optarg;
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break;
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case 0x104:
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client->colors[BM_COLOR_FILTER_BG] = optarg;
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break;
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case 0x105:
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client->colors[BM_COLOR_FILTER_FG] = optarg;
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break;
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case 0x106:
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client->colors[BM_COLOR_ITEM_BG] = optarg;
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break;
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case 0x107:
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client->colors[BM_COLOR_ITEM_FG] = optarg;
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break;
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case 0x108:
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client->colors[BM_COLOR_HIGHLIGHTED_BG] = optarg;
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break;
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case 0x109:
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client->colors[BM_COLOR_HIGHLIGHTED_FG] = optarg;
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break;
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case 0x110:
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client->colors[BM_COLOR_SELECTED_BG] = optarg;
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break;
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case 0x111:
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client->colors[BM_COLOR_SELECTED_FG] = optarg;
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break;
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case 0x112:
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client->colors[BM_COLOR_SCROLLBAR_BG] = optarg;
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break;
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case 0x113:
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client->colors[BM_COLOR_SCROLLBAR_FG] = optarg;
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break;
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case 0x114:
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disco();
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break;
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case ':':
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case '?':
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fputs("\n", stderr);
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usage(stderr, *argv[0]);
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break;
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}
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}
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*argc -= optind;
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*argv += optind;
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}
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struct bm_menu*
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menu_with_options(const struct client *client)
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{
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struct bm_menu *menu;
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if (!(menu = bm_menu_new(NULL)))
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return NULL;
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bm_menu_set_font(menu, client->font);
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bm_menu_set_title(menu, client->title);
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bm_menu_set_prefix(menu, client->prefix);
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bm_menu_set_filter_mode(menu, client->filter_mode);
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bm_menu_set_lines(menu, client->lines);
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bm_menu_set_wrap(menu, client->wrap);
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bm_menu_set_bottom(menu, client->bottom);
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bm_menu_set_monitor(menu, client->monitor);
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bm_menu_set_scrollbar(menu, client->scrollbar);
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for (uint32_t i = 0; i < BM_COLOR_LAST; ++i)
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bm_menu_set_color(menu, i, client->colors[i]);
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if (client->grab) {
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bm_menu_set_filter(menu, "Loading...");
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// bm_menu_grab_keyboard(menu, true);
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bm_menu_render(menu);
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bm_menu_set_filter(menu, NULL);
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}
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return menu;
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}
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enum bm_run_result
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run_menu(const struct client *client, struct bm_menu *menu, void (*item_cb)(struct bm_item *item, const char *text))
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{
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bm_menu_set_highlighted_index(menu, client->selected);
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bm_menu_grab_keyboard(menu, true);
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if (client->ifne && !bm_menu_get_items(menu, NULL))
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return BM_RUN_RESULT_CANCEL;
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uint32_t unicode;
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enum bm_key key;
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enum bm_run_result status = BM_RUN_RESULT_RUNNING;
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do {
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bm_menu_render(menu);
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key = bm_menu_poll_key(menu, &unicode);
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} while ((status = bm_menu_run_with_key(menu, key, unicode)) == BM_RUN_RESULT_RUNNING);
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if (status == BM_RUN_RESULT_SELECTED) {
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uint32_t i, count;
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struct bm_item **items = bm_menu_get_selected_items(menu, &count);
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for (i = 0; i < count; ++i) {
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const char *text = bm_item_get_text(items[i]);
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item_cb(items[i], text);
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}
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if (!count && bm_menu_get_filter(menu))
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item_cb(NULL, bm_menu_get_filter(menu));
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}
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return status;
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}
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/* vim: set ts=8 sw=4 tw=0 :*/
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