mirror of
				https://gitlab.freedesktop.org/wlroots/wlroots.git
				synced 2025-11-03 09:01:40 -05:00 
			
		
		
		
	tablet-v2 tablet_pad grab implementation
Implement the basic logic for tablet-v2 tablet_pad's grabs. And plug in the default grab. Features like "holding" the focus should be implemented via grabs, like they are for pointer and keyboard.
This commit is contained in:
		
							parent
							
								
									2a58d4467f
								
							
						
					
					
						commit
						454f2a84a8
					
				
					 3 changed files with 196 additions and 6 deletions
				
			
		| 
						 | 
				
			
			@ -10,6 +10,14 @@
 | 
			
		|||
/* This can probably be even lower,the tools don't have a lot of buttons */
 | 
			
		||||
#define WLR_TABLET_V2_TOOL_BUTTONS_CAP 16
 | 
			
		||||
 | 
			
		||||
struct wlr_tablet_pad_v2_grab_interface;
 | 
			
		||||
 | 
			
		||||
struct wlr_tablet_pad_v2_grab {
 | 
			
		||||
	const struct wlr_tablet_pad_v2_grab_interface *interface;
 | 
			
		||||
	struct wlr_tablet_v2_tablet_pad *pad;
 | 
			
		||||
	void *data;
 | 
			
		||||
};
 | 
			
		||||
 | 
			
		||||
struct wlr_tablet_client_v2;
 | 
			
		||||
struct wlr_tablet_tool_client_v2;
 | 
			
		||||
struct wlr_tablet_pad_client_v2;
 | 
			
		||||
| 
						 | 
				
			
			@ -70,6 +78,8 @@ struct wlr_tablet_v2_tablet_pad {
 | 
			
		|||
	struct wl_listener pad_destroy;
 | 
			
		||||
 | 
			
		||||
	struct wlr_tablet_pad_client_v2 *current_client;
 | 
			
		||||
	struct wlr_tablet_pad_v2_grab *grab;
 | 
			
		||||
	struct wlr_tablet_pad_v2_grab default_grab;
 | 
			
		||||
 | 
			
		||||
	struct {
 | 
			
		||||
		struct wl_signal button_feedback; // struct wlr_tablet_v2_event_feedback
 | 
			
		||||
| 
						 | 
				
			
			@ -155,7 +165,7 @@ void wlr_send_tablet_v2_tablet_pad_button(
 | 
			
		|||
	struct wlr_tablet_v2_tablet_pad *pad, size_t button,
 | 
			
		||||
	uint32_t time, enum zwp_tablet_pad_v2_button_state state);
 | 
			
		||||
 | 
			
		||||
void wlr_send_tablet_v2_tablet_pad_strip( struct wlr_tablet_v2_tablet_pad *pad,
 | 
			
		||||
void wlr_send_tablet_v2_tablet_pad_strip(struct wlr_tablet_v2_tablet_pad *pad,
 | 
			
		||||
	uint32_t strip, double position, bool finger, uint32_t time);
 | 
			
		||||
void wlr_send_tablet_v2_tablet_pad_ring(struct wlr_tablet_v2_tablet_pad *pad,
 | 
			
		||||
	uint32_t ring, double position, bool finger, uint32_t time);
 | 
			
		||||
| 
						 | 
				
			
			@ -166,6 +176,56 @@ uint32_t wlr_send_tablet_v2_tablet_pad_leave(struct wlr_tablet_v2_tablet_pad *pa
 | 
			
		|||
uint32_t wlr_send_tablet_v2_tablet_pad_mode(struct wlr_tablet_v2_tablet_pad *pad,
 | 
			
		||||
	size_t group, uint32_t mode, uint32_t time);
 | 
			
		||||
 | 
			
		||||
 | 
			
		||||
uint32_t wlr_tablet_v2_tablet_pad_notify_enter(
 | 
			
		||||
	struct wlr_tablet_v2_tablet_pad *pad,
 | 
			
		||||
	struct wlr_tablet_v2_tablet *tablet,
 | 
			
		||||
	struct wlr_surface *surface);
 | 
			
		||||
 | 
			
		||||
void wlr_tablet_v2_tablet_pad_notify_button(
 | 
			
		||||
	struct wlr_tablet_v2_tablet_pad *pad, size_t button,
 | 
			
		||||
	uint32_t time, enum zwp_tablet_pad_v2_button_state state);
 | 
			
		||||
 | 
			
		||||
void wlr_tablet_v2_tablet_pad_notify_strip(
 | 
			
		||||
	struct wlr_tablet_v2_tablet_pad *pad,
 | 
			
		||||
	uint32_t strip, double position, bool finger, uint32_t time);
 | 
			
		||||
void wlr_tablet_v2_tablet_pad_notify_ring(
 | 
			
		||||
	struct wlr_tablet_v2_tablet_pad *pad,
 | 
			
		||||
	uint32_t ring, double position, bool finger, uint32_t time);
 | 
			
		||||
 | 
			
		||||
uint32_t wlr_tablet_v2_tablet_pad_notify_leave(
 | 
			
		||||
	struct wlr_tablet_v2_tablet_pad *pad, struct wlr_surface *surface);
 | 
			
		||||
 | 
			
		||||
uint32_t wlr_tablet_v2_tablet_pad_notify_mode(
 | 
			
		||||
	struct wlr_tablet_v2_tablet_pad *pad,
 | 
			
		||||
	size_t group, uint32_t mode, uint32_t time);
 | 
			
		||||
 | 
			
		||||
struct wlr_tablet_pad_v2_grab_interface {
 | 
			
		||||
	uint32_t (*enter)(
 | 
			
		||||
		struct wlr_tablet_pad_v2_grab *grab,
 | 
			
		||||
		struct wlr_tablet_v2_tablet *tablet,
 | 
			
		||||
		struct wlr_surface *surface);
 | 
			
		||||
 | 
			
		||||
	void (*button)(struct wlr_tablet_pad_v2_grab *grab,size_t button,
 | 
			
		||||
		uint32_t time, enum zwp_tablet_pad_v2_button_state state);
 | 
			
		||||
 | 
			
		||||
	void (*strip)(struct wlr_tablet_pad_v2_grab *grab,
 | 
			
		||||
		uint32_t strip, double position, bool finger, uint32_t time);
 | 
			
		||||
	void (*ring)(struct wlr_tablet_pad_v2_grab *grab,
 | 
			
		||||
		uint32_t ring, double position, bool finger, uint32_t time);
 | 
			
		||||
 | 
			
		||||
	uint32_t (*leave)(struct wlr_tablet_pad_v2_grab *grab,
 | 
			
		||||
		struct wlr_surface *surface);
 | 
			
		||||
 | 
			
		||||
	uint32_t (*mode)(struct wlr_tablet_pad_v2_grab *grab,
 | 
			
		||||
		size_t group, uint32_t mode, uint32_t time);
 | 
			
		||||
 | 
			
		||||
	void (*cancel)(struct wlr_tablet_pad_v2_grab *grab);
 | 
			
		||||
};
 | 
			
		||||
 | 
			
		||||
void wlr_tablet_v2_end_grab(struct wlr_tablet_v2_tablet_pad *pad);
 | 
			
		||||
void wlr_tablet_v2_start_grab(struct wlr_tablet_v2_tablet_pad *pad, struct wlr_tablet_pad_v2_grab *grab);
 | 
			
		||||
 | 
			
		||||
bool wlr_surface_accepts_tablet_v2(struct wlr_tablet_v2_tablet *tablet,
 | 
			
		||||
	struct wlr_surface *surface);
 | 
			
		||||
#endif /* WLR_TYPES_WLR_TABLET_V2_H */
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
| 
						 | 
				
			
			@ -763,7 +763,7 @@ static void handle_tablet_pad_ring(struct wl_listener *listener, void *data) {
 | 
			
		|||
		wl_container_of(listener, pad, ring);
 | 
			
		||||
	struct wlr_event_tablet_pad_ring *event = data;
 | 
			
		||||
 | 
			
		||||
	wlr_send_tablet_v2_tablet_pad_ring(pad->tablet_v2_pad,
 | 
			
		||||
	wlr_tablet_v2_tablet_pad_notify_ring(pad->tablet_v2_pad,
 | 
			
		||||
		event->ring, event->position,
 | 
			
		||||
		event->source == WLR_TABLET_PAD_RING_SOURCE_FINGER,
 | 
			
		||||
		event->time_msec);
 | 
			
		||||
| 
						 | 
				
			
			@ -774,7 +774,7 @@ static void handle_tablet_pad_strip(struct wl_listener *listener, void *data) {
 | 
			
		|||
		wl_container_of(listener, pad, strip);
 | 
			
		||||
	struct wlr_event_tablet_pad_strip *event = data;
 | 
			
		||||
 | 
			
		||||
	wlr_send_tablet_v2_tablet_pad_strip(pad->tablet_v2_pad,
 | 
			
		||||
	wlr_tablet_v2_tablet_pad_notify_strip(pad->tablet_v2_pad,
 | 
			
		||||
		event->strip, event->position,
 | 
			
		||||
		event->source == WLR_TABLET_PAD_STRIP_SOURCE_FINGER,
 | 
			
		||||
		event->time_msec);
 | 
			
		||||
| 
						 | 
				
			
			@ -785,10 +785,10 @@ static void handle_tablet_pad_button(struct wl_listener *listener, void *data) {
 | 
			
		|||
		wl_container_of(listener, pad, button);
 | 
			
		||||
	struct wlr_event_tablet_pad_button *event = data;
 | 
			
		||||
 | 
			
		||||
	wlr_send_tablet_v2_tablet_pad_mode(pad->tablet_v2_pad,
 | 
			
		||||
	wlr_tablet_v2_tablet_pad_notify_mode(pad->tablet_v2_pad,
 | 
			
		||||
		event->group, event->mode, event->time_msec);
 | 
			
		||||
 | 
			
		||||
	wlr_send_tablet_v2_tablet_pad_button(pad->tablet_v2_pad,
 | 
			
		||||
	wlr_tablet_v2_tablet_pad_notify_button(pad->tablet_v2_pad,
 | 
			
		||||
		event->button, event->time_msec,
 | 
			
		||||
		(enum zwp_tablet_pad_v2_button_state)event->state);
 | 
			
		||||
}
 | 
			
		||||
| 
						 | 
				
			
			@ -1173,7 +1173,7 @@ void roots_seat_set_focus(struct roots_seat *seat, struct roots_view *view) {
 | 
			
		|||
		struct roots_tablet_pad *pad;
 | 
			
		||||
		wl_list_for_each(pad, &seat->tablet_pads, link) {
 | 
			
		||||
			if (pad->tablet) {
 | 
			
		||||
				wlr_send_tablet_v2_tablet_pad_enter(pad->tablet_v2_pad, pad->tablet->tablet_v2, view->wlr_surface);
 | 
			
		||||
				wlr_tablet_v2_tablet_pad_notify_enter(pad->tablet_v2_pad, pad->tablet->tablet_v2, view->wlr_surface);
 | 
			
		||||
			}
 | 
			
		||||
		}
 | 
			
		||||
	} else {
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
| 
						 | 
				
			
			@ -11,6 +11,8 @@
 | 
			
		|||
#include <wlr/types/wlr_tablet_v2.h>
 | 
			
		||||
#include <wlr/util/log.h>
 | 
			
		||||
 | 
			
		||||
static struct wlr_tablet_pad_v2_grab_interface default_pad_interface;
 | 
			
		||||
 | 
			
		||||
struct tablet_pad_auxiliary_user_data {
 | 
			
		||||
	struct wlr_tablet_pad_client_v2 *pad;
 | 
			
		||||
	size_t index;
 | 
			
		||||
| 
						 | 
				
			
			@ -366,6 +368,9 @@ struct wlr_tablet_v2_tablet_pad *wlr_tablet_pad_create(
 | 
			
		|||
	if (!pad) {
 | 
			
		||||
		return NULL;
 | 
			
		||||
	}
 | 
			
		||||
	pad->default_grab.interface = &default_pad_interface;
 | 
			
		||||
	pad->default_grab.pad = pad;
 | 
			
		||||
	pad->grab = &pad->default_grab;
 | 
			
		||||
 | 
			
		||||
	pad->group_count = wl_list_length(&wlr_pad->groups);
 | 
			
		||||
	pad->groups = calloc(pad->group_count, sizeof(int));
 | 
			
		||||
| 
						 | 
				
			
			@ -564,3 +569,128 @@ bool wlr_surface_accepts_tablet_v2(struct wlr_tablet_v2_tablet *tablet,
 | 
			
		|||
 | 
			
		||||
	return false;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
 | 
			
		||||
uint32_t wlr_tablet_v2_tablet_pad_notify_enter(
 | 
			
		||||
	struct wlr_tablet_v2_tablet_pad *pad,
 | 
			
		||||
	struct wlr_tablet_v2_tablet *tablet,
 | 
			
		||||
	struct wlr_surface *surface) {
 | 
			
		||||
	if (pad->grab && pad->grab->interface->enter) {
 | 
			
		||||
		return pad->grab->interface->enter(pad->grab, tablet, surface);
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	return 0;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void wlr_tablet_v2_tablet_pad_notify_button(
 | 
			
		||||
	struct wlr_tablet_v2_tablet_pad *pad, size_t button,
 | 
			
		||||
	uint32_t time, enum zwp_tablet_pad_v2_button_state state) {
 | 
			
		||||
	if (pad->grab && pad->grab->interface->button) {
 | 
			
		||||
		pad->grab->interface->button(pad->grab, button, time, state);
 | 
			
		||||
	}
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void wlr_tablet_v2_tablet_pad_notify_strip(
 | 
			
		||||
	struct wlr_tablet_v2_tablet_pad *pad,
 | 
			
		||||
	uint32_t strip, double position, bool finger, uint32_t time) {
 | 
			
		||||
	if (pad->grab && pad->grab->interface->strip) {
 | 
			
		||||
		pad->grab->interface->strip(pad->grab, strip, position, finger, time);
 | 
			
		||||
	}
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void wlr_tablet_v2_tablet_pad_notify_ring(
 | 
			
		||||
	struct wlr_tablet_v2_tablet_pad *pad,
 | 
			
		||||
	uint32_t ring, double position, bool finger, uint32_t time) {
 | 
			
		||||
	if (pad->grab && pad->grab->interface->ring) {
 | 
			
		||||
		pad->grab->interface->ring(pad->grab, ring, position, finger, time);
 | 
			
		||||
	}
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
uint32_t wlr_tablet_v2_tablet_pad_notify_leave(
 | 
			
		||||
	struct wlr_tablet_v2_tablet_pad *pad, struct wlr_surface *surface) {
 | 
			
		||||
	if (pad->grab && pad->grab->interface->leave) {
 | 
			
		||||
		return pad->grab->interface->leave(pad->grab, surface);
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	return 0;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
uint32_t wlr_tablet_v2_tablet_pad_notify_mode(
 | 
			
		||||
	struct wlr_tablet_v2_tablet_pad *pad,
 | 
			
		||||
	size_t group, uint32_t mode, uint32_t time) {
 | 
			
		||||
	if (pad->grab && pad->grab->interface->mode) {
 | 
			
		||||
		return pad->grab->interface->mode(pad->grab, group, mode, time);
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	return 0;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void wlr_tablet_v2_start_grab(struct wlr_tablet_v2_tablet_pad *pad,
 | 
			
		||||
		struct wlr_tablet_pad_v2_grab *grab) {
 | 
			
		||||
	if (grab != &pad->default_grab) {
 | 
			
		||||
		struct wlr_tablet_pad_v2_grab *prev = pad->grab;
 | 
			
		||||
		grab->pad = pad;
 | 
			
		||||
		pad->grab = grab;
 | 
			
		||||
		if (prev) {
 | 
			
		||||
			if (prev->interface->cancel) {
 | 
			
		||||
				prev->interface->cancel(prev);
 | 
			
		||||
			}
 | 
			
		||||
		}
 | 
			
		||||
	}
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void wlr_tablet_v2_end_grab(struct wlr_tablet_v2_tablet_pad *pad) {
 | 
			
		||||
	struct wlr_tablet_pad_v2_grab *grab = pad->grab;
 | 
			
		||||
	if (grab && grab != &pad->default_grab) {
 | 
			
		||||
		pad->grab = &pad->default_grab;
 | 
			
		||||
		if (grab->interface->cancel) {
 | 
			
		||||
			grab->interface->cancel(grab);
 | 
			
		||||
		}
 | 
			
		||||
	}
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static uint32_t default_pad_enter(
 | 
			
		||||
		struct wlr_tablet_pad_v2_grab *grab,
 | 
			
		||||
		struct wlr_tablet_v2_tablet *tablet,
 | 
			
		||||
		struct wlr_surface *surface) {
 | 
			
		||||
	return wlr_send_tablet_v2_tablet_pad_enter(grab->pad, tablet, surface);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void default_pad_button(struct wlr_tablet_pad_v2_grab *grab,size_t button,
 | 
			
		||||
		uint32_t time, enum zwp_tablet_pad_v2_button_state state) {
 | 
			
		||||
	wlr_send_tablet_v2_tablet_pad_button(grab->pad, button, time, state);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void default_pad_strip(struct wlr_tablet_pad_v2_grab *grab,
 | 
			
		||||
		uint32_t strip, double position, bool finger, uint32_t time) {
 | 
			
		||||
	wlr_send_tablet_v2_tablet_pad_strip(grab->pad, strip, position, finger, time);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void default_pad_ring(struct wlr_tablet_pad_v2_grab *grab,
 | 
			
		||||
		uint32_t ring, double position, bool finger, uint32_t time) {
 | 
			
		||||
	wlr_send_tablet_v2_tablet_pad_ring(grab->pad, ring, position, finger, time);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static uint32_t default_pad_leave(struct wlr_tablet_pad_v2_grab *grab,
 | 
			
		||||
		struct wlr_surface *surface) {
 | 
			
		||||
	return wlr_send_tablet_v2_tablet_pad_leave(grab->pad, surface);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static uint32_t default_pad_mode(struct wlr_tablet_pad_v2_grab *grab,
 | 
			
		||||
		size_t group, uint32_t mode, uint32_t time) {
 | 
			
		||||
	return wlr_send_tablet_v2_tablet_pad_mode(grab->pad, group, mode, time);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void default_pad_cancel(struct wlr_tablet_pad_v2_grab *grab) {
 | 
			
		||||
	// Do nothing, the default cancel can be ignored.
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static struct wlr_tablet_pad_v2_grab_interface default_pad_interface  = {
 | 
			
		||||
	.enter = default_pad_enter,
 | 
			
		||||
	.button = default_pad_button,
 | 
			
		||||
	.strip = default_pad_strip,
 | 
			
		||||
	.ring = default_pad_ring,
 | 
			
		||||
	.leave = default_pad_leave,
 | 
			
		||||
	.mode = default_pad_mode,
 | 
			
		||||
	.cancel = default_pad_cancel,
 | 
			
		||||
};
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
		Loading…
	
	Add table
		Add a link
		
	
		Reference in a new issue