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tools: Support macros

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Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
This commit is contained in:
Peter Hutterer
2015-09-15 07:02:50 +10:00
parent 3b452df36c
commit 1c84e74572
1 changed files with 85 additions and 34 deletions
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119
tools/ratbag-command.c
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@@ -130,7 +130,13 @@ usage(void)
" button N action set special S Set the button action to special action S\n"
" button N action set macro ... Set the button action to the given macro \n"
"\n"
" Macro syntax: FIXME\n"
" Macro syntax:\n"
" A macro is a series of key events or waiting periods.\n"
" Keys must be specified in linux/input.h key names.\n"
" KEY_A Press and release 'a'\n"
" +KEY_A Press 'a'\n"
" -KEY_A Release 'a'\n"
" t300 Wait 300ms\n"
"\n"
"Special Commands:\n"
"These commands are for testing purposes and may be removed without notice\n"
@@ -458,40 +464,81 @@ struct macro {
static int
str_to_macro(const char *action_arg, struct macro *m)
{
char *str, *s;
enum ratbag_macro_event_type type;
int code;
int idx = 0;
int rc = ERR_USAGE;
/* FIXME: handle per-device maximum lengths of macros */
if (!action_arg)
return -EINVAL;
if (action_arg[0] == 'f') {
m->name = "foo";
m->events[0].type = RATBAG_MACRO_EVENT_KEY_PRESSED;
m->events[0].data = KEY_F;
m->events[1].type = RATBAG_MACRO_EVENT_KEY_RELEASED;
m->events[1].data = KEY_F;
m->events[2].type = RATBAG_MACRO_EVENT_KEY_PRESSED;
m->events[2].data = KEY_O;
m->events[3].type = RATBAG_MACRO_EVENT_KEY_RELEASED;
m->events[3].data = KEY_O;
m->events[4].type = RATBAG_MACRO_EVENT_KEY_PRESSED;
m->events[4].data = KEY_O;
m->events[5].type = RATBAG_MACRO_EVENT_KEY_RELEASED;
m->events[5].data = KEY_O;
} else if (action_arg[0] == 'b') {
m->name = "bar";
m->events[0].type = RATBAG_MACRO_EVENT_KEY_PRESSED;
m->events[0].data = KEY_B;
m->events[1].type = RATBAG_MACRO_EVENT_KEY_RELEASED;
m->events[1].data = KEY_B;
m->events[2].type = RATBAG_MACRO_EVENT_KEY_PRESSED;
m->events[2].data = KEY_A;
m->events[3].type = RATBAG_MACRO_EVENT_KEY_RELEASED;
m->events[3].data = KEY_A;
m->events[4].type = RATBAG_MACRO_EVENT_KEY_PRESSED;
m->events[4].data = KEY_R;
m->events[5].type = RATBAG_MACRO_EVENT_KEY_RELEASED;
m->events[5].data = KEY_R;
str = strdup(action_arg);
s = str;
m->name = "<cmdline>";
while (idx < ARRAY_LENGTH(m->events)) {
char *token;
token = strsep(&s, " ");
if (!token)
break;
if (strlen(token) == 0)
continue;
switch(token[0]) {
case '+':
type = RATBAG_MACRO_EVENT_KEY_PRESSED;
token++;
break;
case '-':
type = RATBAG_MACRO_EVENT_KEY_RELEASED;
token++;
break;
case 't':
type = RATBAG_MACRO_EVENT_WAIT;
token++;
break;
default:
type = RATBAG_MACRO_EVENT_NONE;
break;
}
if (type == RATBAG_MACRO_EVENT_WAIT) {
char *endptr;
code = strtol(token, &endptr, 10);
if (*endptr != '\0') {
error("Invalid token name: %s\n", token);
goto out;
}
} else {
code = libevdev_event_code_from_name(EV_KEY, token);
if (code == -1) {
error("Invalid token name: %s\n", token);
goto out;
}
}
if (type == RATBAG_MACRO_EVENT_NONE) {
m->events[idx].type = RATBAG_MACRO_EVENT_KEY_PRESSED;
m->events[idx].data = code;
type = RATBAG_MACRO_EVENT_KEY_RELEASED;
idx++;
}
m->events[idx].data = code;
m->events[idx].type = type;
idx++;
}
return 0;
rc = SUCCESS;
out:
free(str);
return rc;
}
static int
@@ -1214,16 +1261,20 @@ ratbag_cmd_button_set_macro(const struct ratbag_cmd *cmd,
struct ratbag_device *device;
struct ratbag_button *button;
struct macro macro = {0};
char *str;
int rc;
int i;
char macro_str[PATH_MAX] = {0};
if (argc < 1)
return ERR_USAGE;
str = argv[0];
if (str_to_macro(str, &macro) != 0) {
error("Invalid macro string '%s'\n", str);
for (i = 0; i < argc; i++) {
strncat(macro_str, argv[i], sizeof(macro_str) - strlen(macro_str) - 1);
strcat(macro_str, " ");
}
if (str_to_macro(macro_str, &macro) != 0) {
error("Invalid macro string '%s'\n", macro_str);
return ERR_USAGE;
}