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#define _XOPEN_SOURCE 500
#include <getopt.h>
#include <signal.h>
#include "log.h"
#include "list.h"
#include "readline.h"
#include "swaynag/nagbar.h"
#include "wlr-layer-shell-unstable-v1-client-protocol.h"
static struct sway_nagbar nagbar;
void sig_handler(int signal) {
nagbar_destroy(&nagbar);
exit(EXIT_FAILURE);
}
void sway_terminate(int code) {
nagbar_destroy(&nagbar);
exit(code);
}
static void set_nagbar_colors() {
if (nagbar.type == NAGBAR_ERROR) {
nagbar.colors.button_background = 0x680A0AFF;
nagbar.colors.background = 0x900000FF;
nagbar.colors.text = 0xFFFFFFFF;
nagbar.colors.border = 0xD92424FF;
nagbar.colors.border_bottom = 0x470909FF;
} else if (nagbar.type == NAGBAR_WARNING) {
nagbar.colors.button_background = 0xFFC100FF;
nagbar.colors.background = 0xFFA800FF;
nagbar.colors.text = 0x000000FF;
nagbar.colors.border = 0xAB7100FF;
nagbar.colors.border_bottom = 0xAB7100FF;
}
}
static char *read_from_stdin() {
char *buffer = NULL;
while (!feof(stdin)) {
char *line = read_line(stdin);
if (!line) {
continue;
}
if (!buffer) {
buffer = strdup(line);
} else {
buffer = realloc(buffer, strlen(buffer) + strlen(line) + 2);
strcat(buffer, line);
strcat(buffer, "\n");
}
free(line);
}
if (buffer && buffer[strlen(buffer) - 1] == '\n') {
buffer[strlen(buffer) - 1] = '\0';
}
return buffer;
}
int main(int argc, char **argv) {
int exit_code = EXIT_SUCCESS;
bool debug = false;
memset(&nagbar, 0, sizeof(nagbar));
nagbar.anchors = ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP
| ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT
| ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT;
nagbar.type = NAGBAR_ERROR;
set_nagbar_colors();
nagbar.font = strdup("pango:monospace 10");
nagbar.buttons = create_list();
struct sway_nagbar_button *button_close =
calloc(sizeof(struct sway_nagbar_button), 1);
button_close->text = strdup("X");
button_close->type = NAGBAR_ACTION_DISMISS;
list_add(nagbar.buttons, button_close);
struct sway_nagbar_button *button_details =
calloc(sizeof(struct sway_nagbar_button), 1);
button_details->text = strdup("Toggle Details");
button_details->type = NAGBAR_ACTION_EXPAND;
static struct option opts[] = {
{"button", required_argument, NULL, 'b'},
{"debug", no_argument, NULL, 'd'},
{"edge", required_argument, NULL, 'e'},
{"font", required_argument, NULL, 'f'},
{"help", no_argument, NULL, 'h'},
{"detailed-message", no_argument, NULL, 'l'},
{"detailed-button", required_argument, NULL, 'L'},
{"message", required_argument, NULL, 'm'},
{"output", required_argument, NULL, 'o'},
{"dismiss-button", required_argument, NULL, 's'},
{"type", required_argument, NULL, 't'},
{"version", no_argument, NULL, 'v'},
{0, 0, 0, 0}
};
const char *usage =
"Usage: swaynag [options...]\n"
"\n"
" -b, --button <text> <action> Create a button with text that "
"executes action when pressed. Multiple buttons can be defined.\n"
" -d, --debug Enable debugging.\n"
" -e, --edge top|bottom Set the edge to use.\n"
" -f, --font <font> Set the font to use.\n"
" -h, --help Show help message and quit.\n"
" -l, --detailed-message Read a detailed message from stdin.\n"
" -L, --detailed-button <text> Set the text of the detail button.\n"
" -m, --message <msg> Set the message text.\n"
" -o, --output <output> Set the output to use.\n"
" -s, --dismiss-button <text> Set the dismiss button text.\n"
" -t, --type error|warning Set the message type.\n"
" -v, --version Show the version number and quit.\n";
while (1) {
int c = getopt_long(argc, argv, "b:de:f:hlL:m:o:s:t:v", opts, NULL);
if (c == -1) {
break;
}
switch (c) {
case 'b': // Button
if (optind >= argc) {
fprintf(stderr, "Missing action for button %s\n", optarg);
exit_code = EXIT_FAILURE;
goto cleanup;
}
struct sway_nagbar_button *button;
button = calloc(sizeof(struct sway_nagbar_button), 1);
button->text = strdup(optarg);
button->type = NAGBAR_ACTION_COMMAND;
button->action = strdup(argv[optind]);
optind++;
list_add(nagbar.buttons, button);
break;
case 'd': // Debug
debug = true;
break;
case 'e': // Edge
if (strcmp(optarg, "top") == 0) {
nagbar.anchors = ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP
| ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT
| ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT;
} else if (strcmp(optarg, "bottom") == 0) {
nagbar.anchors = ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM
| ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT
| ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT;
} else {
fprintf(stderr, "Invalid edge: %s\n", optarg);
exit_code = EXIT_FAILURE;
goto cleanup;
}
break;
case 'f': // Font
free(nagbar.font);
nagbar.font = strdup(optarg);
break;
case 'l': // Detailed Message
free(nagbar.details.message);
nagbar.details.message = read_from_stdin();
nagbar.details.button_up.text = strdup("▲");
nagbar.details.button_down.text = strdup("▼");
break;
case 'L': // Detailed Button Text
free(button_details->text);
button_details->text = strdup(optarg);
break;
case 'm': // Message
free(nagbar.message);
nagbar.message = strdup(optarg);
break;
case 'o': // Output
free(nagbar.output.name);
nagbar.output.name = strdup(optarg);
break;
case 's': // Dismiss Button Text
free(button_close->text);
button_close->text = strdup(optarg);
break;
case 't': // Type
if (strcmp(optarg, "error") == 0) {
nagbar.type = NAGBAR_ERROR;
} else if (strcmp(optarg, "warning") == 0) {
nagbar.type = NAGBAR_WARNING;
} else {
fprintf(stderr, "Type must be either 'error' or 'warning'\n");
exit_code = EXIT_FAILURE;
goto cleanup;
}
set_nagbar_colors();
break;
case 'v': // Version
fprintf(stdout, "swaynag version " SWAY_VERSION "\n");
exit_code = EXIT_SUCCESS;
goto cleanup;
default: // Help or unknown flag
fprintf(c == 'h' ? stdout : stderr, "%s", usage);
exit_code = c == 'h' ? EXIT_SUCCESS : EXIT_FAILURE;
goto cleanup;
}
}
wlr_log_init(debug ? WLR_DEBUG : WLR_ERROR, NULL);
if (!nagbar.message) {
wlr_log(WLR_ERROR, "No message passed. Please provide --message/-m");
exit_code = EXIT_FAILURE;
goto cleanup;
}
if (nagbar.details.message) {
list_add(nagbar.buttons, button_details);
} else {
free(button_details->text);
free(button_details);
}
wlr_log(WLR_DEBUG, "Output: %s", nagbar.output.name);
wlr_log(WLR_DEBUG, "Anchors: %d", nagbar.anchors);
wlr_log(WLR_DEBUG, "Type: %d", nagbar.type);
wlr_log(WLR_DEBUG, "Message: %s", nagbar.message);
wlr_log(WLR_DEBUG, "Font: %s", nagbar.font);
wlr_log(WLR_DEBUG, "Buttons");
for (int i = 0; i < nagbar.buttons->length; i++) {
struct sway_nagbar_button *button = nagbar.buttons->items[i];
wlr_log(WLR_DEBUG, "\t[%s] `%s`", button->text, button->action);
}
signal(SIGTERM, sig_handler);
nagbar_setup(&nagbar);
nagbar_run(&nagbar);
return exit_code;
cleanup:
free(button_details->text);
free(button_details);
nagbar_destroy(&nagbar);
return exit_code;
}
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