Support pointer constraints and relative pointer protocols
This commit is contained in:
Forrest Bushstone
parent
863634a61c
commit
b91239c8ac
17
Makefile
17
Makefile
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@ -16,7 +16,7 @@ LDLIBS = `$(PKG_CONFIG) --libs $(PKGS)` $(LIBS)
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all: dwl
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dwl: dwl.o util.o
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$(CC) dwl.o util.o $(LDLIBS) $(LDFLAGS) $(DWLCFLAGS) -o $@
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dwl.o: dwl.c config.mk config.h client.h cursor-shape-v1-protocol.h xdg-shell-protocol.h wlr-layer-shell-unstable-v1-protocol.h
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dwl.o: dwl.c config.mk config.h client.h cursor-shape-v1-protocol.h pointer-constraints-unstable-v1-protocol.h wlr-layer-shell-unstable-v1-protocol.h xdg-shell-protocol.h
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util.o: util.c util.h
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# wayland-scanner is a tool which generates C headers and rigging for Wayland
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@ -25,15 +25,18 @@ util.o: util.c util.h
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WAYLAND_SCANNER = `$(PKG_CONFIG) --variable=wayland_scanner wayland-scanner`
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WAYLAND_PROTOCOLS = `$(PKG_CONFIG) --variable=pkgdatadir wayland-protocols`
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xdg-shell-protocol.h:
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$(WAYLAND_SCANNER) server-header \
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$(WAYLAND_PROTOCOLS)/stable/xdg-shell/xdg-shell.xml $@
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wlr-layer-shell-unstable-v1-protocol.h:
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$(WAYLAND_SCANNER) server-header \
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protocols/wlr-layer-shell-unstable-v1.xml $@
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cursor-shape-v1-protocol.h:
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$(WAYLAND_SCANNER) server-header \
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$(WAYLAND_PROTOCOLS)/staging/cursor-shape/cursor-shape-v1.xml $@
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pointer-constraints-unstable-v1-protocol.h:
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$(WAYLAND_SCANNER) server-header \
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$(WAYLAND_PROTOCOLS)/unstable/pointer-constraints/pointer-constraints-unstable-v1.xml $@
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wlr-layer-shell-unstable-v1-protocol.h:
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$(WAYLAND_SCANNER) server-header \
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protocols/wlr-layer-shell-unstable-v1.xml $@
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xdg-shell-protocol.h:
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$(WAYLAND_SCANNER) server-header \
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$(WAYLAND_PROTOCOLS)/stable/xdg-shell/xdg-shell.xml $@
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config.h:
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cp config.def.h $@
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135
dwl.c
135
dwl.c
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@ -35,9 +35,11 @@
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#include <wlr/types/wlr_output_layout.h>
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#include <wlr/types/wlr_output_management_v1.h>
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#include <wlr/types/wlr_pointer.h>
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#include <wlr/types/wlr_pointer_constraints_v1.h>
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#include <wlr/types/wlr_presentation_time.h>
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#include <wlr/types/wlr_primary_selection.h>
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#include <wlr/types/wlr_primary_selection_v1.h>
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#include <wlr/types/wlr_relative_pointer_v1.h>
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#include <wlr/types/wlr_scene.h>
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#include <wlr/types/wlr_screencopy_v1.h>
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#include <wlr/types/wlr_seat.h>
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@ -54,6 +56,7 @@
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#include <wlr/types/wlr_xdg_output_v1.h>
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#include <wlr/types/wlr_xdg_shell.h>
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#include <wlr/util/log.h>
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#include <wlr/util/region.h>
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#include <xkbcommon/xkbcommon.h>
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#ifdef XWAYLAND
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#include <wlr/xwayland.h>
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@ -214,6 +217,11 @@ typedef struct {
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int x, y;
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} MonitorRule;
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typedef struct {
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struct wlr_pointer_constraint_v1 *constraint;
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struct wl_listener destroy;
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} PointerConstraint;
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typedef struct {
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const char *id;
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const char *title;
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@ -255,7 +263,10 @@ static void createlocksurface(struct wl_listener *listener, void *data);
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static void createmon(struct wl_listener *listener, void *data);
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static void createnotify(struct wl_listener *listener, void *data);
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static void createpointer(struct wlr_pointer *pointer);
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static void createpointerconstraint(struct wl_listener *listener, void *data);
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static void cursorconstrain(struct wlr_pointer_constraint_v1 *constraint);
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static void cursorframe(struct wl_listener *listener, void *data);
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static void cursorwarptohint(void);
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static void destroydecoration(struct wl_listener *listener, void *data);
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static void destroydragicon(struct wl_listener *listener, void *data);
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static void destroyidleinhibitor(struct wl_listener *listener, void *data);
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@ -263,6 +274,7 @@ static void destroylayersurfacenotify(struct wl_listener *listener, void *data);
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static void destroylock(SessionLock *lock, int unlocked);
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static void destroylocksurface(struct wl_listener *listener, void *data);
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static void destroynotify(struct wl_listener *listener, void *data);
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static void destroypointerconstraint(struct wl_listener *listener, void *data);
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static void destroysessionlock(struct wl_listener *listener, void *data);
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static void destroysessionmgr(struct wl_listener *listener, void *data);
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static Monitor *dirtomon(enum wlr_direction dir);
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@ -285,7 +297,8 @@ static void mapnotify(struct wl_listener *listener, void *data);
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static void maximizenotify(struct wl_listener *listener, void *data);
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static void monocle(Monitor *m);
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static void motionabsolute(struct wl_listener *listener, void *data);
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static void motionnotify(uint32_t time);
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static void motionnotify(uint32_t time, struct wlr_input_device *device, double sx,
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double sy, double sx_unaccel, double sy_unaccel);
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static void motionrelative(struct wl_listener *listener, void *data);
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static void moveresize(const Arg *arg);
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static void outputmgrapply(struct wl_listener *listener, void *data);
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@ -366,6 +379,10 @@ static struct wlr_virtual_keyboard_manager_v1 *virtual_keyboard_mgr;
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static struct wlr_virtual_pointer_manager_v1 *virtual_pointer_mgr;
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static struct wlr_cursor_shape_manager_v1 *cursor_shape_mgr;
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static struct wlr_pointer_constraints_v1 *pointer_constraints;
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static struct wlr_relative_pointer_manager_v1 *relative_pointer_mgr;
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static struct wlr_pointer_constraint_v1 *active_constraint;
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static struct wlr_cursor *cursor;
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static struct wlr_xcursor_manager *cursor_mgr;
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@ -479,7 +496,7 @@ arrange(Monitor *m)
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if (m->lt[m->sellt]->arrange)
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m->lt[m->sellt]->arrange(m);
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motionnotify(0);
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motionnotify(0, NULL, 0, 0, 0, 0);
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checkidleinhibitor(NULL);
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}
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@ -1015,6 +1032,28 @@ createpointer(struct wlr_pointer *pointer)
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wlr_cursor_attach_input_device(cursor, &pointer->base);
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}
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void
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createpointerconstraint(struct wl_listener *listener, void *data)
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{
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PointerConstraint *pointer_constraint = ecalloc(1, sizeof(*pointer_constraint));
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pointer_constraint->constraint = data;
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LISTEN(&pointer_constraint->constraint->events.destroy,
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&pointer_constraint->destroy, destroypointerconstraint);
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}
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void
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cursorconstrain(struct wlr_pointer_constraint_v1 *constraint)
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{
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if (active_constraint == constraint)
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return;
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if (active_constraint)
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wlr_pointer_constraint_v1_send_deactivated(active_constraint);
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active_constraint = constraint;
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wlr_pointer_constraint_v1_send_activated(constraint);
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}
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void
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cursorframe(struct wl_listener *listener, void *data)
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{
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@ -1026,6 +1065,35 @@ cursorframe(struct wl_listener *listener, void *data)
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wlr_seat_pointer_notify_frame(seat);
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}
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void
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cursorwarptohint(void)
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{
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Client *c = NULL;
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double sx = active_constraint->current.cursor_hint.x;
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double sy = active_constraint->current.cursor_hint.y;
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toplevel_from_wlr_surface(active_constraint->surface, &c, NULL);
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/* TODO: wlroots 0.18: https://gitlab.freedesktop.org/wlroots/wlroots/-/merge_requests/4478 */
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if (c && (active_constraint->current.committed & WLR_POINTER_CONSTRAINT_V1_STATE_CURSOR_HINT )) {
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wlr_cursor_warp(cursor, NULL, sx + c->geom.x + c->bw, sy + c->geom.y + c->bw);
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wlr_seat_pointer_warp(active_constraint->seat, sx, sy);
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}
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}
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void
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destroypointerconstraint(struct wl_listener *listener, void *data)
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{
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PointerConstraint *pointer_constraint = wl_container_of(listener, pointer_constraint, destroy);
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if (active_constraint == pointer_constraint->constraint) {
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cursorwarptohint();
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active_constraint = NULL;
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}
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wl_list_remove(&pointer_constraint->destroy.link);
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free(pointer_constraint);
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}
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void
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destroydecoration(struct wl_listener *listener, void *data)
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{
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@ -1040,7 +1108,7 @@ destroydragicon(struct wl_listener *listener, void *data)
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{
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/* Focus enter isn't sent during drag, so refocus the focused node. */
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focusclient(focustop(selmon), 1);
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motionnotify(0);
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motionnotify(0, NULL, 0, 0, 0, 0);
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}
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void
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@ -1076,7 +1144,7 @@ destroylock(SessionLock *lock, int unlock)
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wlr_scene_node_set_enabled(&locked_bg->node, 0);
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focusclient(focustop(selmon), 0);
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motionnotify(0);
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motionnotify(0, NULL, 0, 0, 0, 0);
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destroy:
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wl_list_remove(&lock->new_surface.link);
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@ -1231,7 +1299,7 @@ focusclient(Client *c, int lift)
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}
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/* Change cursor surface */
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motionnotify(0);
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motionnotify(0, NULL, 0, 0, 0, 0);
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/* Have a client, so focus its top-level wlr_surface */
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client_notify_enter(client_surface(c), wlr_seat_get_keyboard(seat));
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@ -1490,7 +1558,7 @@ locksession(struct wl_listener *listener, void *data)
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void
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maplayersurfacenotify(struct wl_listener *listener, void *data)
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{
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motionnotify(0);
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motionnotify(0, NULL, 0, 0, 0, 0);
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}
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void
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@ -1606,20 +1674,50 @@ motionabsolute(struct wl_listener *listener, void *data)
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* so we have to warp the mouse there. There is also some hardware which
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* emits these events. */
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struct wlr_pointer_motion_absolute_event *event = data;
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wlr_cursor_warp_absolute(cursor, &event->pointer->base, event->x, event->y);
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motionnotify(event->time_msec);
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double lx, ly, dx, dy;
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wlr_cursor_absolute_to_layout_coords(cursor, &event->pointer->base, event->x, event->y, &lx, &ly);
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dx = lx - cursor->x;
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dy = ly - cursor->y;
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motionnotify(event->time_msec, &event->pointer->base, dx, dy, dx, dy);
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}
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void
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motionnotify(uint32_t time)
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motionnotify(uint32_t time, struct wlr_input_device *device, double dx, double dy,
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double dx_unaccel, double dy_unaccel)
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{
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double sx = 0, sy = 0;
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double sx = 0, sy = 0, sx_confined, sy_confined;
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Client *c = NULL, *w = NULL;
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LayerSurface *l = NULL;
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struct wlr_surface *surface = NULL;
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struct wlr_pointer_constraint_v1 *constraint;
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/* time is 0 in internal calls meant to restore pointer focus. */
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if (time) {
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wlr_relative_pointer_manager_v1_send_relative_motion(
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relative_pointer_mgr, seat, (uint64_t)time * 1000,
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dx, dy, dx_unaccel, dy_unaccel);
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wl_list_for_each(constraint, &pointer_constraints->constraints, link)
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cursorconstrain(constraint);
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if (active_constraint && cursor_mode != CurResize && cursor_mode != CurMove) {
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toplevel_from_wlr_surface(active_constraint->surface, &c, NULL);
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if (c && active_constraint->surface == seat->keyboard_state.focused_surface) {
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sx = cursor->x - c->geom.x - c->bw;
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sy = cursor->y - c->geom.y - c->bw;
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if (wlr_region_confine(&active_constraint->region, sx, sy,
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sx + dx, sy + dy, &sx_confined, &sy_confined)) {
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dx = sx_confined - sx;
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dy = sy_confined - sy;
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}
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if (active_constraint->type == WLR_POINTER_CONSTRAINT_V1_LOCKED)
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return;
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}
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}
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wlr_cursor_move(cursor, device, dx, dy);
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wlr_idle_notifier_v1_notify_activity(idle_notifier, seat);
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/* Update selmon (even while dragging a window) */
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@ -1673,8 +1771,8 @@ motionrelative(struct wl_listener *listener, void *data)
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* special configuration applied for the specific input device which
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* generated the event. You can pass NULL for the device if you want to move
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* the cursor around without any input. */
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wlr_cursor_move(cursor, &event->pointer->base, event->delta_x, event->delta_y);
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motionnotify(event->time_msec);
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motionnotify(event->time_msec, &event->pointer->base, event->delta_x, event->delta_y,
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event->unaccel_dx, event->unaccel_dy);
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}
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void
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@ -1779,7 +1877,8 @@ pointerfocus(Client *c, struct wlr_surface *surface, double sx, double sy,
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{
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struct timespec now;
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if (sloppyfocus && time && c && !client_is_unmanaged(c))
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if (surface != seat->pointer_state.focused_surface &&
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sloppyfocus && time && c && !client_is_unmanaged(c))
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focusclient(c, 0);
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/* If surface is NULL, clear pointer focus */
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@ -1798,7 +1897,6 @@ pointerfocus(Client *c, struct wlr_surface *surface, double sx, double sy,
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* wlroots makes this a no-op if surface is already focused */
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wlr_seat_pointer_notify_enter(seat, surface, sx, sy);
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wlr_seat_pointer_notify_motion(seat, time, sx, sy);
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}
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void
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@ -2291,6 +2389,11 @@ setup(void)
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xdg_decoration_mgr = wlr_xdg_decoration_manager_v1_create(dpy);
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LISTEN_STATIC(&xdg_decoration_mgr->events.new_toplevel_decoration, createdecoration);
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pointer_constraints = wlr_pointer_constraints_v1_create(dpy);
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LISTEN_STATIC(&pointer_constraints->events.new_constraint, createpointerconstraint);
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relative_pointer_mgr = wlr_relative_pointer_manager_v1_create(dpy);
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/*
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* Creates a cursor, which is a wlroots utility for tracking the cursor
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* image shown on screen.
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@ -2557,7 +2660,7 @@ unmaplayersurfacenotify(struct wl_listener *listener, void *data)
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arrangelayers(l->mon);
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if (l->layer_surface->surface == seat->keyboard_state.focused_surface)
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focusclient(focustop(selmon), 1);
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motionnotify(0);
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motionnotify(0, NULL, 0, 0, 0, 0);
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}
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void
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@ -2583,7 +2686,7 @@ unmapnotify(struct wl_listener *listener, void *data)
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wlr_scene_node_destroy(&c->scene->node);
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printstatus();
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motionnotify(0);
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motionnotify(0, NULL, 0, 0, 0, 0);
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}
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void
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