Add support for wlr-layer-shell ON_DEMAND keyboard interactivity

This allows for layer shell surfaces to receive focus while the surface is explicitly focused, i.e allowing
text fields to receive keyboard input just like a regular surface.

1 files changed, 20 insertions, 4 deletions

diff --git a/sway/input/seatop_default.c b/sway/input/seatop_default.c
index 5a55c186..f4c63808 100644
--- a/sway/input/seatop_default.c
+++ b/sway/input/seatop_default.c
@@ -2,6 +2,7 @@
 #include <float.h>
 #include <libevdev/libevdev.h>
 #include <wlr/types/wlr_cursor.h>
+#include <wlr/types/wlr_subcompositor.h>
 #include <wlr/types/wlr_tablet_v2.h>
 #include <wlr/types/wlr_xcursor_manager.h>
 #include "gesture.h"
@@ -9,6 +10,7 @@
 #include "sway/input/cursor.h"
 #include "sway/input/seat.h"
 #include "sway/input/tablet.h"
+#include "sway/layers.h"
 #include "sway/output.h"
 #include "sway/tree/view.h"
 #include "sway/tree/workspace.h"
@@ -365,10 +367,9 @@ static void handle_button(struct sway_seat *seat, uint32_t time_msec,
                 return;
         }
 
-        // Handle clicking a layer surface
-        struct wlr_layer_surface_v1 *layer;
-        if (surface &&
-                        (layer = wlr_layer_surface_v1_try_from_wlr_surface(surface))) {
+        // Handle clicking a layer surface and its popups/subsurfaces
+        struct wlr_layer_surface_v1 *layer = NULL;
+        if ((layer = toplevel_layer_surface_from_surface(surface))) {
                 if (layer->current.keyboard_interactive) {
                         seat_set_focus_layer(seat, layer);
                         transaction_commit_dirty();
@@ -544,6 +545,21 @@ static void check_focus_follows_mouse(struct sway_seat *seat,
                 if (wlr_output == NULL) {
                         return;
                 }
+
+                struct wlr_surface *surface = NULL;
+                double sx, sy;
+                node_at_coords(seat, seat->cursor->cursor->x, seat->cursor->cursor->y,
+                                &surface, &sx, &sy);
+
+                // Focus topmost layer surface
+                struct wlr_layer_surface_v1 *layer = NULL;
+                if ((layer = toplevel_layer_surface_from_surface(surface)) &&
+                                layer->current.keyboard_interactive) {
+                        seat_set_focus_layer(seat, layer);
+                        transaction_commit_dirty();
+                        return;
+                }
+
                 struct sway_output *hovered_output = wlr_output->data;
                 if (focus && hovered_output != node_get_output(focus)) {
                         struct sway_workspace *ws = output_get_active_workspace(hovered_output);