Implement xdg shell request_move and request_resize events

Also does a few other related things:

* Now uses enum wlr_edges instead of our own enum resize_edge
* Now uses wlr_xcursor_get_resize_name and removes our own
find_resize_edge_name
* Renames drag to move for consistency

1 files changed, 9 insertions, 4 deletions

diff --git a/include/sway/input/seat.h b/include/sway/input/seat.h
index be1f3610..35a965ee 100644
--- a/include/sway/input/seat.h
+++ b/include/sway/input/seat.h
@@ -3,6 +3,7 @@
 
 #include <wlr/types/wlr_layer_shell.h>
 #include <wlr/types/wlr_seat.h>
+#include <wlr/util/edges.h>
 #include "sway/input/input-manager.h"
 
 struct sway_seat_device {
@@ -34,8 +35,6 @@ struct sway_drag_icon {
         struct wl_listener destroy;
 };
 
-enum resize_edge;
-
 struct sway_seat {
         struct wlr_seat *wlr_seat;
         struct sway_cursor *cursor;
@@ -57,11 +56,12 @@ struct sway_seat {
         // Operations (drag and resize)
         enum {
                 OP_NONE,
-                OP_DRAG,
+                OP_MOVE,
                 OP_RESIZE,
         } operation;
+
         struct sway_container *op_container;
-        enum resize_edge op_resize_edge;
+        enum wlr_edges op_resize_edge;
         uint32_t op_button;
         bool op_resize_preserve_ratio;
         double op_ref_lx, op_ref_ly;         // cursor's x/y at start of op
@@ -150,4 +150,9 @@ bool seat_is_input_allowed(struct sway_seat *seat, struct wlr_surface *surface);
 
 void drag_icon_update_position(struct sway_drag_icon *icon);
 
+void seat_begin_move(struct sway_seat *seat, struct sway_container *con);
+
+void seat_begin_resize(struct sway_seat *seat, struct sway_container *con,
+                uint32_t button, enum wlr_edges edge);
+
 #endif