Spawn views on last active output

include/rootston/seat.h

@@ -1,8 +1,6 @@
 #ifndef _ROOTSTON_SEAT_H
 #define _ROOTSTON_SEAT_H
-
 #include <wayland-server.h>
-
 #include "rootston/input.h"
 #include "rootston/keyboard.h"
 

include/wlr/types/wlr_seat.h

@@ -1,6 +1,6 @@
 #ifndef WLR_TYPES_WLR_SEAT_H
 #define WLR_TYPES_WLR_SEAT_H
-
+#include <time.h>
 #include <wlr/types/wlr_surface.h>
 #include <wlr/types/wlr_input_device.h>
 #include <wlr/types/wlr_keyboard.h>
@@ -109,6 +109,7 @@ struct wlr_seat {
 	struct wl_list clients;
 	char *name;
 	uint32_t capabilities;
+	struct timespec last_event;
 
 	struct wlr_data_device *data_device; // TODO needed?
 	struct wlr_data_source *selection_source;

rootston/desktop.c

@@ -165,9 +165,22 @@ bool view_center(struct roots_view *view) {
 	view_get_box(view, &box);
 
 	struct roots_desktop *desktop = view->desktop;
+	struct roots_input *input = desktop->server->input;
+	struct roots_seat *seat = NULL, *_seat;
+	wl_list_for_each(_seat, &input->seats, link) {
+		if (!seat || (seat->seat->last_event.tv_sec > _seat->seat->last_event.tv_sec &&
+				seat->seat->last_event.tv_nsec > _seat->seat->last_event.tv_nsec)) {
+			seat = _seat;
+		}
+	}
+	if (!seat) {
+		return false;
+	}
 
 	struct wlr_output *output =
-		wlr_output_layout_get_center_output(desktop->layout);
+		wlr_output_layout_output_at(desktop->layout,
+				seat->cursor->cursor->x,
+				seat->cursor->cursor->y);
 	if (!output) {
 		// empty layout
 		return false;

rootston/seat.c

@@ -1,10 +1,8 @@
-#include <wayland-server.h>
+#include <assert.h>
 #include <stdlib.h>
 #include <string.h>
-#include <assert.h>
-
+#include <wayland-server.h>
 #include <wlr/util/log.h>
-
 #include "rootston/xcursor.h"
 #include "rootston/input.h"
 #include "rootston/seat.h"

types/wlr_seat.c

@@ -2,6 +2,7 @@
 #include <assert.h>
 #include <stdlib.h>
 #include <string.h>
+#include <time.h>
 #include <wayland-server.h>
 #include <wlr/types/wlr_seat.h>
 #include <wlr/types/wlr_input_device.h>
@@ -574,12 +575,14 @@ void wlr_seat_pointer_notify_enter(struct wlr_seat *wlr_seat,
 
 void wlr_seat_pointer_notify_motion(struct wlr_seat *wlr_seat, uint32_t time,
 		double sx, double sy) {
+	clock_gettime(CLOCK_MONOTONIC, &wlr_seat->last_event);
 	struct wlr_seat_pointer_grab *grab = wlr_seat->pointer_state.grab;
 	grab->interface->motion(grab, time, sx, sy);
 }
 
 uint32_t wlr_seat_pointer_notify_button(struct wlr_seat *wlr_seat,
 		uint32_t time, uint32_t button, uint32_t state) {
+	clock_gettime(CLOCK_MONOTONIC, &wlr_seat->last_event);
 	if (state == WL_POINTER_BUTTON_STATE_PRESSED) {
 		if (wlr_seat->pointer_state.button_count == 0) {
 			wlr_seat->pointer_state.grab_button = button;
@@ -602,6 +605,7 @@ uint32_t wlr_seat_pointer_notify_button(struct wlr_seat *wlr_seat,
 
 void wlr_seat_pointer_notify_axis(struct wlr_seat *wlr_seat, uint32_t time,
 		enum wlr_axis_orientation orientation, double value) {
+	clock_gettime(CLOCK_MONOTONIC, &wlr_seat->last_event);
 	struct wlr_seat_pointer_grab *grab = wlr_seat->pointer_state.grab;
 	grab->interface->axis(grab, time, orientation, value);
 }
@@ -804,12 +808,14 @@ void wlr_seat_keyboard_clear_focus(struct wlr_seat *seat) {
 }
 
 void wlr_seat_keyboard_notify_modifiers(struct wlr_seat *seat) {
+	clock_gettime(CLOCK_MONOTONIC, &seat->last_event);
 	struct wlr_seat_keyboard_grab *grab = seat->keyboard_state.grab;
 	grab->interface->modifiers(grab);
 }
 
 void wlr_seat_keyboard_notify_key(struct wlr_seat *seat, uint32_t time,
 		uint32_t key, uint32_t state) {
+	clock_gettime(CLOCK_MONOTONIC, &seat->last_event);
 	struct wlr_seat_keyboard_grab *grab = seat->keyboard_state.grab;
 	grab->interface->key(grab, time, key, state);
 }