[PATCH weston 3/5] input: let the pointer motion handlers move the pointer
Giulio Camuffo
giuliocamuffo at gmail.com
Thu Nov 14 14:42:52 PST 2013
this allows to implement pointer barriers by using a custom handler
---
src/compositor.h | 6 +++++-
src/data-device.c | 5 ++++-
src/input.c | 25 ++++++++++---------------
src/shell.c | 29 ++++++++++++++++++++++-------
4 files changed, 41 insertions(+), 24 deletions(-)
diff --git a/src/compositor.h b/src/compositor.h
index 95928a4..e7ffa4f 100644
--- a/src/compositor.h
+++ b/src/compositor.h
@@ -233,7 +233,8 @@ struct weston_output {
struct weston_pointer_grab;
struct weston_pointer_grab_interface {
void (*focus)(struct weston_pointer_grab *grab);
- void (*motion)(struct weston_pointer_grab *grab, uint32_t time);
+ void (*motion)(struct weston_pointer_grab *grab, uint32_t time,
+ wl_fixed_t x, wl_fixed_t y);
void (*button)(struct weston_pointer_grab *grab,
uint32_t time, uint32_t button, uint32_t state);
void (*cancel)(struct weston_pointer_grab *grab);
@@ -359,6 +360,9 @@ weston_pointer_end_grab(struct weston_pointer *pointer);
void
weston_pointer_clamp(struct weston_pointer *pointer,
wl_fixed_t *fx, wl_fixed_t *fy);
+void
+weston_pointer_move(struct weston_pointer *pointer,
+ wl_fixed_t x, wl_fixed_t y);
struct weston_keyboard *
weston_keyboard_create(void);
diff --git a/src/data-device.c b/src/data-device.c
index 888e606..313278e 100644
--- a/src/data-device.c
+++ b/src/data-device.c
@@ -278,7 +278,8 @@ drag_grab_focus(struct weston_pointer_grab *grab)
}
static void
-drag_grab_motion(struct weston_pointer_grab *grab, uint32_t time)
+drag_grab_motion(struct weston_pointer_grab *grab, uint32_t time,
+ wl_fixed_t x, wl_fixed_t y)
{
struct weston_drag *drag =
container_of(grab, struct weston_drag, grab);
@@ -286,6 +287,8 @@ drag_grab_motion(struct weston_pointer_grab *grab, uint32_t time)
float fx, fy;
wl_fixed_t sx, sy;
+ weston_pointer_move(pointer, x, y);
+
if (drag->icon) {
fx = wl_fixed_to_double(pointer->x) + drag->dx;
fy = wl_fixed_to_double(pointer->y) + drag->dy;
diff --git a/src/input.c b/src/input.c
index f1cf938..d7b4b13 100644
--- a/src/input.c
+++ b/src/input.c
@@ -111,13 +111,16 @@ default_grab_pointer_focus(struct weston_pointer_grab *grab)
}
static void
-default_grab_pointer_motion(struct weston_pointer_grab *grab, uint32_t time)
+default_grab_pointer_motion(struct weston_pointer_grab *grab, uint32_t time,
+ wl_fixed_t x, wl_fixed_t y)
{
struct weston_pointer *pointer = grab->pointer;
wl_fixed_t sx, sy;
struct wl_list *resource_list;
struct wl_resource *resource;
+ weston_pointer_move(pointer, x, y);
+
resource_list = &pointer->focus_resource_list;
wl_resource_for_each(resource, resource_list) {
weston_view_from_global_fixed(pointer->focus,
@@ -709,10 +712,9 @@ weston_pointer_clamp(struct weston_pointer *pointer, wl_fixed_t *fx, wl_fixed_t
}
/* Takes absolute values */
-static void
-move_pointer(struct weston_seat *seat, wl_fixed_t x, wl_fixed_t y)
+WL_EXPORT void
+weston_pointer_move(struct weston_pointer *pointer, wl_fixed_t x, wl_fixed_t y)
{
- struct weston_pointer *pointer = seat->pointer;
int32_t ix, iy;
weston_pointer_clamp (pointer, &x, &y);
@@ -730,6 +732,7 @@ move_pointer(struct weston_seat *seat, wl_fixed_t x, wl_fixed_t y)
weston_view_schedule_repaint(pointer->sprite);
}
+ pointer->grab->interface->focus(pointer->grab);
wl_signal_emit(&pointer->motion_signal, pointer);
}
@@ -741,11 +744,7 @@ notify_motion(struct weston_seat *seat,
struct weston_pointer *pointer = seat->pointer;
weston_compositor_wake(ec);
-
- move_pointer(seat, pointer->x + dx, pointer->y + dy);
-
- pointer->grab->interface->focus(pointer->grab);
- pointer->grab->interface->motion(pointer->grab, time);
+ pointer->grab->interface->motion(pointer->grab, time, pointer->x + dx, pointer->y + dy);
}
WL_EXPORT void
@@ -756,11 +755,7 @@ notify_motion_absolute(struct weston_seat *seat,
struct weston_pointer *pointer = seat->pointer;
weston_compositor_wake(ec);
-
- move_pointer(seat, x, y);
-
- pointer->grab->interface->focus(pointer->grab);
- pointer->grab->interface->motion(pointer->grab, time);
+ pointer->grab->interface->motion(pointer->grab, time, x, y);
}
WL_EXPORT void
@@ -1095,7 +1090,7 @@ notify_pointer_focus(struct weston_seat *seat, struct weston_output *output,
wl_fixed_t x, wl_fixed_t y)
{
if (output) {
- move_pointer(seat, x, y);
+ weston_pointer_move(seat->pointer, x, y);
} else {
/* FIXME: We should call weston_pointer_set_focus(seat,
* NULL) here, but somehow that breaks re-entry... */
diff --git a/src/shell.c b/src/shell.c
index cbb741a..fe332e1 100644
--- a/src/shell.c
+++ b/src/shell.c
@@ -1217,13 +1217,17 @@ noop_grab_focus(struct weston_pointer_grab *grab)
}
static void
-move_grab_motion(struct weston_pointer_grab *grab, uint32_t time)
+move_grab_motion(struct weston_pointer_grab *grab, uint32_t time,
+ wl_fixed_t x, wl_fixed_t y)
{
struct weston_move_grab *move = (struct weston_move_grab *) grab;
struct weston_pointer *pointer = grab->pointer;
struct shell_surface *shsurf = move->base.shsurf;
- int dx = wl_fixed_to_int(pointer->x + move->dx);
- int dy = wl_fixed_to_int(pointer->y + move->dy);
+ int dx, dy;
+
+ weston_pointer_move(pointer, x, y);
+ dx = wl_fixed_to_int(pointer->x + move->dx);
+ dy = wl_fixed_to_int(pointer->y + move->dy);
if (!shsurf)
return;
@@ -1327,7 +1331,8 @@ struct weston_resize_grab {
};
static void
-resize_grab_motion(struct weston_pointer_grab *grab, uint32_t time)
+resize_grab_motion(struct weston_pointer_grab *grab, uint32_t time,
+ wl_fixed_t x, wl_fixed_t y)
{
struct weston_resize_grab *resize = (struct weston_resize_grab *) grab;
struct weston_pointer *pointer = grab->pointer;
@@ -1336,6 +1341,8 @@ resize_grab_motion(struct weston_pointer_grab *grab, uint32_t time)
wl_fixed_t from_x, from_y;
wl_fixed_t to_x, to_y;
+ weston_pointer_move(pointer, x, y);
+
if (!shsurf)
return;
@@ -1513,8 +1520,10 @@ busy_cursor_grab_focus(struct weston_pointer_grab *base)
}
static void
-busy_cursor_grab_motion(struct weston_pointer_grab *grab, uint32_t time)
+busy_cursor_grab_motion(struct weston_pointer_grab *grab, uint32_t time,
+ wl_fixed_t x, wl_fixed_t y)
{
+ weston_pointer_move(grab->pointer, x, y);
}
static void
@@ -2270,12 +2279,15 @@ popup_grab_focus(struct weston_pointer_grab *grab)
}
static void
-popup_grab_motion(struct weston_pointer_grab *grab, uint32_t time)
+popup_grab_motion(struct weston_pointer_grab *grab, uint32_t time,
+ wl_fixed_t x, wl_fixed_t y)
{
struct weston_pointer *pointer = grab->pointer;
struct wl_resource *resource;
wl_fixed_t sx, sy;
+ weston_pointer_move(pointer, x, y);
+
wl_resource_for_each(resource, &pointer->focus_resource_list) {
weston_view_from_global_fixed(pointer->focus,
pointer->x, pointer->y,
@@ -3086,7 +3098,8 @@ terminate_binding(struct weston_seat *seat, uint32_t time, uint32_t key,
}
static void
-rotate_grab_motion(struct weston_pointer_grab *grab, uint32_t time)
+rotate_grab_motion(struct weston_pointer_grab *grab, uint32_t time,
+ wl_fixed_t x, wl_fixed_t y)
{
struct rotate_grab *rotate =
container_of(grab, struct rotate_grab, base.grab);
@@ -3094,6 +3107,8 @@ rotate_grab_motion(struct weston_pointer_grab *grab, uint32_t time)
struct shell_surface *shsurf = rotate->base.shsurf;
float cx, cy, dx, dy, cposx, cposy, dposx, dposy, r;
+ weston_pointer_move(pointer, x, y);
+
if (!shsurf)
return;
--
1.8.4.2
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