Implement __focused__ criteria

This commit is contained in:
Ryan Dwyer 2018-05-11 14:58:24 +10:00
parent 3e1bf721c6
commit 94e42f9857
3 changed files with 171 additions and 42 deletions

View file

@ -176,6 +176,8 @@ const char *view_get_instance(struct sway_view *view);
uint32_t view_get_x11_window_id(struct sway_view *view);
const char *view_get_window_role(struct sway_view *view);
uint32_t view_get_window_type(struct sway_view *view);
const char *view_get_type(struct sway_view *view);

View file

@ -190,19 +190,128 @@ static bool generate_regex(pcre **regex, char *value) {
return true;
}
enum criteria_token {
T_APP_ID,
T_CLASS,
T_CON_ID,
T_CON_MARK,
T_FLOATING,
T_ID,
T_INSTANCE,
T_TILING,
T_TITLE,
T_URGENT,
T_WINDOW_ROLE,
T_WINDOW_TYPE,
T_WORKSPACE,
T_INVALID,
};
static enum criteria_token token_from_name(char *name) {
if (strcmp(name, "app_id") == 0) {
return T_APP_ID;
} else if (strcmp(name, "class") == 0) {
return T_CLASS;
} else if (strcmp(name, "con_id") == 0) {
return T_CON_ID;
} else if (strcmp(name, "con_mark") == 0) {
return T_CON_MARK;
} else if (strcmp(name, "id") == 0) {
return T_ID;
} else if (strcmp(name, "instance") == 0) {
return T_INSTANCE;
} else if (strcmp(name, "title") == 0) {
return T_TITLE;
} else if (strcmp(name, "urgent") == 0) {
return T_URGENT;
} else if (strcmp(name, "window_role") == 0) {
return T_WINDOW_ROLE;
} else if (strcmp(name, "window_type") == 0) {
return T_WINDOW_TYPE;
} else if (strcmp(name, "workspace") == 0) {
return T_WORKSPACE;
}
return T_INVALID;
}
/**
* Get a property of the focused view.
*
* Note that we are taking the focused view at the time of criteria parsing, not
* at the time of execution. This is because __focused__ only makes sense when
* using criteria via IPC. Using __focused__ in config is not useful because
* criteria is only executed once per view.
*/
static char *get_focused_prop(enum criteria_token token) {
struct sway_seat *seat = input_manager_current_seat(input_manager);
struct sway_container *focus = seat_get_focus(seat);
if (!focus || focus->type != C_VIEW) {
return NULL;
}
struct sway_view *view = focus->sway_view;
const char *value = NULL;
switch (token) {
case T_APP_ID:
value = view_get_app_id(view);
break;
case T_CLASS:
value = view_get_class(view);
break;
case T_INSTANCE:
value = view_get_instance(view);
break;
case T_TITLE:
value = view_get_class(view);
break;
case T_WINDOW_ROLE:
value = view_get_class(view);
break;
case T_WORKSPACE:
{
struct sway_container *ws = container_parent(focus, C_WORKSPACE);
if (ws) {
value = ws->name;
}
}
break;
case T_CON_ID: // These do not support __focused__
case T_CON_MARK:
case T_FLOATING:
case T_ID:
case T_TILING:
case T_URGENT:
case T_WINDOW_TYPE:
case T_INVALID:
break;
}
if (value) {
return strdup(value);
}
return NULL;
}
static bool parse_token(struct criteria *criteria, char *name, char *value) {
enum criteria_token token = token_from_name(name);
if (token == T_INVALID) {
const char *fmt = "Token '%s' is not recognized";
int len = strlen(fmt) + strlen(name) - 1;
error = malloc(len);
snprintf(error, len, fmt, name);
return false;
}
char *effective_value = NULL;
if (value && strcmp(value, "__focused__") == 0) {
effective_value = get_focused_prop(token);
} else if (value) {
effective_value = strdup(value);
}
// Require value, unless token is floating or tiled
if (!value && (strcmp(name, "title") == 0
|| strcmp(name, "app_id") == 0
|| strcmp(name, "class") == 0
|| strcmp(name, "instance") == 0
|| strcmp(name, "con_id") == 0
|| strcmp(name, "con_mark") == 0
|| strcmp(name, "window_role") == 0
|| strcmp(name, "window_type") == 0
|| strcmp(name, "id") == 0
|| strcmp(name, "urgent") == 0
|| strcmp(name, "workspace") == 0)) {
if (!effective_value && token != T_FLOATING && token != T_TILING) {
const char *fmt = "Token '%s' requires a value";
int len = strlen(fmt) + strlen(name) - 1;
error = malloc(len);
@ -210,53 +319,64 @@ static bool parse_token(struct criteria *criteria, char *name, char *value) {
return false;
}
if (strcmp(name, "title") == 0) {
generate_regex(&criteria->title, value);
} else if (strcmp(name, "app_id") == 0) {
generate_regex(&criteria->app_id, value);
} else if (strcmp(name, "class") == 0) {
generate_regex(&criteria->class, value);
} else if (strcmp(name, "instance") == 0) {
generate_regex(&criteria->instance, value);
} else if (strcmp(name, "con_id") == 0) {
char *endptr;
criteria->con_id = strtoul(value, &endptr, 10);
char *endptr = NULL;
switch (token) {
case T_TITLE:
generate_regex(&criteria->title, effective_value);
break;
case T_APP_ID:
generate_regex(&criteria->app_id, effective_value);
break;
case T_CLASS:
generate_regex(&criteria->class, effective_value);
break;
case T_INSTANCE:
generate_regex(&criteria->instance, effective_value);
break;
case T_CON_ID:
criteria->con_id = strtoul(effective_value, &endptr, 10);
if (*endptr != 0) {
error = strdup("The value for 'con_id' should be numeric");
}
} else if (strcmp(name, "con_mark") == 0) {
generate_regex(&criteria->con_mark, value);
} else if (strcmp(name, "window_role") == 0) {
generate_regex(&criteria->window_role, value);
} else if (strcmp(name, "window_type") == 0) {
break;
case T_CON_MARK:
generate_regex(&criteria->con_mark, effective_value);
break;
case T_WINDOW_ROLE:
generate_regex(&criteria->window_role, effective_value);
break;
case T_WINDOW_TYPE:
// TODO: This is a string but will be stored as an enum or integer
} else if (strcmp(name, "id") == 0) {
char *endptr;
criteria->id = strtoul(value, &endptr, 10);
break;
case T_ID:
criteria->id = strtoul(effective_value, &endptr, 10);
if (*endptr != 0) {
error = strdup("The value for 'id' should be numeric");
}
} else if (strcmp(name, "floating") == 0) {
break;
case T_FLOATING:
criteria->floating = true;
} else if (strcmp(name, "tiling") == 0) {
break;
case T_TILING:
criteria->tiling = true;
} else if (strcmp(name, "urgent") == 0) {
if (strcmp(value, "latest") == 0) {
break;
case T_URGENT:
if (strcmp(effective_value, "latest") == 0) {
criteria->urgent = 'l';
} else if (strcmp(value, "oldest") == 0) {
} else if (strcmp(effective_value, "oldest") == 0) {
criteria->urgent = 'o';
} else {
error =
strdup("The value for 'urgent' must be 'latest' or 'oldest'");
}
} else if (strcmp(name, "workspace") == 0) {
criteria->workspace = strdup(value);
} else {
const char *fmt = "Token '%s' is not recognized";
int len = strlen(fmt) + strlen(name) - 1;
error = malloc(len);
snprintf(error, len, fmt, name);
break;
case T_WORKSPACE:
criteria->workspace = strdup(effective_value);
break;
case T_INVALID:
break;
}
free(effective_value);
if (error) {
return false;

View file

@ -79,6 +79,13 @@ uint32_t view_get_x11_window_id(struct sway_view *view) {
return 0;
}
const char *view_get_window_role(struct sway_view *view) {
if (view->impl->get_string_prop) {
return view->impl->get_string_prop(view, VIEW_PROP_WINDOW_ROLE);
}
return NULL;
}
uint32_t view_get_window_type(struct sway_view *view) {
if (view->impl->get_int_prop) {
return view->impl->get_int_prop(view, VIEW_PROP_WINDOW_TYPE);