Merge pull request #480 from crondog/swaylocktrans2

swaylock: Allow for transparent color values
This commit is contained in:
Drew DeVault 2016-01-27 22:12:05 -05:00
commit a6e57dd7ac

View file

@ -211,12 +211,12 @@ int main(int argc, char **argv) {
const char *usage =
"Usage: swaylock [options...]\n"
"\n"
" -h, --help Show help message and quit.\n"
" -c, --color <rrggbb> Turn the screen into the given color instead of white.\n"
" -s, --scaling Scaling mode: stretch, fill, fit, center, tile.\n"
" -t, --tiling Same as --scaling=tile.\n"
" -v, --version Show the version number and quit.\n"
" -i, --image <path> Display the given image.\n";
" -h, --help Show help message and quit.\n"
" -c, --color <rrggbb[aa]> Turn the screen into the given color instead of white.\n"
" -s, --scaling Scaling mode: stretch, fill, fit, center, tile.\n"
" -t, --tiling Same as --scaling=tile.\n"
" -v, --version Show the version number and quit.\n"
" -i, --image <path> Display the given image.\n";
int c;
while (1) {
@ -226,16 +226,22 @@ int main(int argc, char **argv) {
break;
}
switch (c) {
case 'c':
if (strlen(optarg) < 6) {
fprintf(stderr, "color must be specified in 3 byte format, e.g. ff0000\n");
case 'c':
{
int colorlen = strlen(optarg);
if (colorlen < 6 || colorlen == 7 || colorlen > 8) {
fprintf(stderr, "color must be specified in 3 or 4 byte format, e.g. ff0000 or ff0000ff\n");
exit(EXIT_FAILURE);
}
color = strtol(optarg, NULL, 16);
color <<= 8;
color |= 0xFF;
if (colorlen == 6) {
color <<= 8;
color |= 0xFF;
}
sway_log(L_DEBUG, "color: 0x%x", color);
break;
}
case 'i':
image_path = optarg;
break;