diff --git a/include/sway/config.h b/include/sway/config.h index ebf16e6a3..29c21afe5 100644 --- a/include/sway/config.h +++ b/include/sway/config.h @@ -27,7 +27,8 @@ struct sway_variable { enum binding_input_type { BINDING_KEYCODE, BINDING_KEYSYM, - BINDING_MOUSE, + BINDING_MOUSECODE, + BINDING_MOUSESYM, }; enum binding_flags { diff --git a/include/sway/input/cursor.h b/include/sway/input/cursor.h index 22e278b0c..4636bf6b2 100644 --- a/include/sway/input/cursor.h +++ b/include/sway/input/cursor.h @@ -86,4 +86,12 @@ void cursor_warp_to_container(struct sway_cursor *cursor, void cursor_warp_to_workspace(struct sway_cursor *cursor, struct sway_workspace *workspace); + +uint32_t get_mouse_bindsym(const char *name, char **error); + +uint32_t get_mouse_bindcode(const char *name, char **error); + +// Considers both bindsym and bindcode +uint32_t get_mouse_button(const char *name, char **error); + #endif diff --git a/sway/commands/bind.c b/sway/commands/bind.c index 4fceaf8ce..be47d4128 100644 --- a/sway/commands/bind.c +++ b/sway/commands/bind.c @@ -85,69 +85,91 @@ static int key_qsort_cmp(const void *keyp_a, const void *keyp_b) { */ static struct cmd_results *identify_key(const char* name, bool first_key, uint32_t* key_val, enum binding_input_type* type) { - if (*type == BINDING_KEYCODE) { - // check for keycode + if (*type == BINDING_MOUSECODE) { + // check for mouse bindcodes + char *message = NULL; + uint32_t button = get_mouse_bindcode(name, &message); + if (!button) { + if (message) { + struct cmd_results *error = + cmd_results_new(CMD_INVALID, "bindcode", message); + free(message); + return error; + } else { + return cmd_results_new(CMD_INVALID, "bindcode", + "Unknown button code %s", name); + } + } + *key_val = button; + } else if (*type == BINDING_MOUSESYM) { + // check for mouse bindsyms (x11 buttons or event names) + char *message = NULL; + uint32_t button = get_mouse_bindsym(name, &message); + if (!button) { + if (message) { + struct cmd_results *error = + cmd_results_new(CMD_INVALID, "bindsym", message); + free(message); + return error; + } else if (!button) { + return cmd_results_new(CMD_INVALID, "bindsym", + "Unknown button %s", name); + } + } + *key_val = button; + } else if (*type == BINDING_KEYCODE) { + // check for keycode. If it is the first key, allow mouse bindcodes + if (first_key) { + char *message = NULL; + uint32_t button = get_mouse_bindcode(name, &message); + free(message); + if (button) { + *type = BINDING_MOUSECODE; + *key_val = button; + return NULL; + } + } + xkb_keycode_t keycode = strtol(name, NULL, 10); if (!xkb_keycode_is_legal_ext(keycode)) { - return cmd_results_new(CMD_INVALID, "bindcode", - "Invalid keycode '%s'", name); + if (first_key) { + return cmd_results_new(CMD_INVALID, "bindcode", + "Invalid keycode or button code '%s'", name); + } else { + return cmd_results_new(CMD_INVALID, "bindcode", + "Invalid keycode '%s'", name); + } } *key_val = keycode; } else { - // check for keysym + // check for keysym. If it is the first key, allow mouse bindsyms + if (first_key) { + char *message = NULL; + uint32_t button = get_mouse_bindsym(name, &message); + if (message) { + struct cmd_results *error = + cmd_results_new(CMD_INVALID, "bindsym", message); + free(message); + return error; + } else if (button) { + *type = BINDING_MOUSESYM; + *key_val = button; + return NULL; + } + } + xkb_keysym_t keysym = xkb_keysym_from_name(name, XKB_KEYSYM_CASE_INSENSITIVE); - - // Check for mouse binding - uint32_t button = 0; - if (strncasecmp(name, "button", strlen("button")) == 0) { - // Map to x11 mouse buttons - button = name[strlen("button")] - '0'; - if (button < 1 || button > 9 || strlen(name) > strlen("button0")) { + if (!keysym) { + if (first_key) { return cmd_results_new(CMD_INVALID, "bindsym", - "Only buttons 1-9 are supported. For other mouse " - "buttons, use the name of the event code."); - } - uint32_t buttons[] = {BTN_LEFT, BTN_MIDDLE, BTN_RIGHT, - SWAY_SCROLL_UP, SWAY_SCROLL_DOWN, SWAY_SCROLL_LEFT, - SWAY_SCROLL_RIGHT, BTN_SIDE, BTN_EXTRA}; - button = buttons[button - 1]; - } else if (strncmp(name, "BTN_", strlen("BTN_")) == 0) { - // Get event code - int code = libevdev_event_code_from_name(EV_KEY, name); - if (code == -1) { - return cmd_results_new(CMD_INVALID, "bindsym", - "Invalid event code name %s", name); - } - button = code; - } - - if (*type == BINDING_KEYSYM) { - if (button) { - if (first_key) { - *type = BINDING_MOUSE; - *key_val = button; - } else { - return cmd_results_new(CMD_INVALID, "bindsym", - "Mixed button '%s' into key sequence", name); - } - } else if (keysym) { - *key_val = keysym; + "Unknown key or button '%s'", name); } else { return cmd_results_new(CMD_INVALID, "bindsym", - "Unknown key '%s'", name); - } - } else { - if (button) { - *key_val = button; - } else if (keysym) { - return cmd_results_new(CMD_INVALID, "bindsym", - "Mixed keysym '%s' into button sequence", name); - } else { - return cmd_results_new(CMD_INVALID, "bindsym", - "Unknown button '%s'", name); + "Unknown key '%s'", name); } } + *key_val = keysym; } return NULL; } @@ -201,7 +223,8 @@ static struct cmd_results *cmd_bindsym_or_bindcode(int argc, char **argv, } if (binding->flags & (BINDING_BORDER | BINDING_CONTENTS | BINDING_TITLEBAR) || exclude_titlebar) { - binding->type = BINDING_MOUSE; + binding->type = binding->type == BINDING_KEYCODE ? + BINDING_MOUSECODE : BINDING_MOUSESYM; } if (argc < 2) { @@ -249,7 +272,8 @@ static struct cmd_results *cmd_bindsym_or_bindcode(int argc, char **argv, // that this is one if (exclude_titlebar) { binding->flags &= ~BINDING_TITLEBAR; - } else if (binding->type == BINDING_MOUSE) { + } else if (binding->type == BINDING_MOUSECODE + || binding->type == BINDING_MOUSESYM) { binding->flags |= BINDING_TITLEBAR; } diff --git a/sway/input/cursor.c b/sway/input/cursor.c index 409e7b129..9af7ef57b 100644 --- a/sway/input/cursor.c +++ b/sway/input/cursor.c @@ -2,8 +2,10 @@ #include #include #include +#include #include #include +#include #include #include #include @@ -1533,3 +1535,66 @@ void cursor_warp_to_workspace(struct sway_cursor *cursor, wlr_cursor_warp(cursor->cursor, NULL, x, y); } + +uint32_t get_mouse_bindsym(const char *name, char **error) { + if (strncasecmp(name, "button", strlen("button")) == 0) { + // Map to x11 mouse buttons + int number = name[strlen("button")] - '0'; + if (number < 1 || number > 9 || strlen(name) > strlen("button0")) { + *error = strdup("Only buttons 1-9 are supported. For other mouse " + "buttons, use the name of the event code."); + return 0; + } + static const uint32_t buttons[] = {BTN_LEFT, BTN_MIDDLE, BTN_RIGHT, + SWAY_SCROLL_UP, SWAY_SCROLL_DOWN, SWAY_SCROLL_LEFT, + SWAY_SCROLL_RIGHT, BTN_SIDE, BTN_EXTRA}; + return buttons[number - 1]; + } else if (strncmp(name, "BTN_", strlen("BTN_")) == 0) { + // Get event code from name + int code = libevdev_event_code_from_name(EV_KEY, name); + if (code == -1) { + size_t len = snprintf(NULL, 0, "Unknown event %s", name) + 1; + *error = malloc(len); + if (*error) { + snprintf(*error, len, "Unknown event %s", name); + } + return 0; + } + return code; + } + return 0; +} + +uint32_t get_mouse_bindcode(const char *name, char **error) { + // Validate event code + errno = 0; + char *endptr; + int code = strtol(name, &endptr, 10); + if (endptr == name && code <= 0) { + *error = strdup("Button event code must be a positive integer."); + return 0; + } else if (errno == ERANGE) { + *error = strdup("Button event code out of range."); + return 0; + } + const char *event = libevdev_event_code_get_name(EV_KEY, code); + if (!event || strncmp(event, "BTN_", strlen("BTN_")) != 0) { + size_t len = snprintf(NULL, 0, "Event code %d (%s) is not a button", + code, event) + 1; + *error = malloc(len); + if (*error) { + snprintf(*error, len, "Event code %d (%s) is not a button", + code, event); + } + return 0; + } + return code; +} + +uint32_t get_mouse_button(const char *name, char **error) { + uint32_t button = get_mouse_bindsym(name, error); + if (!button && !error) { + button = get_mouse_bindcode(name, error); + } + return button; +} diff --git a/sway/ipc-server.c b/sway/ipc-server.c index 456db866c..ff1bc89fb 100644 --- a/sway/ipc-server.c +++ b/sway/ipc-server.c @@ -445,8 +445,12 @@ void ipc_event_binding(struct sway_binding *binding) { json_object_object_add(json_binding, "input_code", json_object_new_int(input_code)); json_object_object_add(json_binding, "symbols", symbols); json_object_object_add(json_binding, "symbol", symbol); - json_object_object_add(json_binding, "input_type", binding->type == BINDING_MOUSE ? - json_object_new_string("mouse") : json_object_new_string("keyboard")); + + bool mouse = binding->type == BINDING_MOUSECODE || + binding->type == BINDING_MOUSESYM; + json_object_object_add(json_binding, "input_type", mouse + ? json_object_new_string("mouse") + : json_object_new_string("keyboard")); json_object *json = json_object_new_object(); json_object_object_add(json, "change", json_object_new_string("run")); diff --git a/sway/sway.5.scd b/sway/sway.5.scd index 3757a097c..3398ad585 100644 --- a/sway/sway.5.scd +++ b/sway/sway.5.scd @@ -302,7 +302,7 @@ runtime. ``` *bindcode* [--release|--locked] [--input-device=] [--no-warn] - is also available for binding with key codes instead of key names. + is also available for binding with key/button codes instead of key/button names. *client.* Configures the color of window borders and title bars. All 5 colors are