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avoid setting duplicate cursor image

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Reference: https://gitlab.freedesktop.org/wlroots/wlroots/-/issues/3436
Based on: https://gitlab.freedesktop.org/wlroots/wlroots/-/merge_requests/3595
This commit is contained in:
Leonardo Hernández Hernández 2022-09-28 16:20:31 -05:00
parent c13d948ea9
commit b5776e5180
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GPG key ID: E538897EE11B9624
1 changed files with 15 additions and 10 deletions
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dwl.c
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@ -298,6 +298,7 @@ static void zoom(const Arg *arg);
/* variables */ /* variables */
static const char broken[] = "broken"; static const char broken[] = "broken";
static const char *cursor_image = "left_ptr";
static pid_t child_pid = -1; static pid_t child_pid = -1;
static void *exclusive_focus; static void *exclusive_focus;
static struct wl_display *dpy; static struct wl_display *dpy;
@ -674,10 +675,13 @@ buttonpress(struct wl_listener *listener, void *data)
break; break;
case WLR_BUTTON_RELEASED: case WLR_BUTTON_RELEASED:
/* If you released any buttons, we exit interactive move/resize mode. */ /* If you released any buttons, we exit interactive move/resize mode. */
/* TODO should reset to the pointer focus's current setcursor */
if (cursor_mode != CurNormal) { if (cursor_mode != CurNormal) {
wlr_xcursor_manager_set_cursor_image(cursor_mgr, "left_ptr", cursor);
cursor_mode = CurNormal; cursor_mode = CurNormal;
/* Clear the pointer focus, this way if the cursor is over a surface
* we will send an enter event after which the client will provide us
* a cursor surface */
wlr_seat_pointer_clear_focus(seat);
motionnotify(0);
/* Drop the window off on its new monitor */ /* Drop the window off on its new monitor */
selmon = xytomon(cursor->x, cursor->y); selmon = xytomon(cursor->x, cursor->y);
setmon(grabc, selmon, 0); setmon(grabc, selmon, 0);
@ -1531,8 +1535,8 @@ motionnotify(uint32_t time)
/* If there's no client surface under the cursor, set the cursor image to a /* If there's no client surface under the cursor, set the cursor image to a
* default. This is what makes the cursor image appear when you move it * default. This is what makes the cursor image appear when you move it
* off of a client or over its border. */ * off of a client or over its border. */
if (!surface) if (!surface && (!cursor_image || strcmp(cursor_image, "left_ptr")))
wlr_xcursor_manager_set_cursor_image(cursor_mgr, "left_ptr", cursor); wlr_xcursor_manager_set_cursor_image(cursor_mgr, (cursor_image = "left_ptr"), cursor);
pointerfocus(c, surface, sx, sy, time); pointerfocus(c, surface, sx, sy, time);
} }
@ -1567,7 +1571,7 @@ moveresize(const Arg *arg)
case CurMove: case CurMove:
grabcx = cursor->x - grabc->geom.x; grabcx = cursor->x - grabc->geom.x;
grabcy = cursor->y - grabc->geom.y; grabcy = cursor->y - grabc->geom.y;
wlr_xcursor_manager_set_cursor_image(cursor_mgr, "fleur", cursor); wlr_xcursor_manager_set_cursor_image(cursor_mgr, (cursor_image = "fleur"), cursor);
break; break;
case CurResize: case CurResize:
/* Doesn't work for X11 output - the next absolute motion event /* Doesn't work for X11 output - the next absolute motion event
@ -1576,7 +1580,7 @@ moveresize(const Arg *arg)
grabc->geom.x + grabc->geom.width, grabc->geom.x + grabc->geom.width,
grabc->geom.y + grabc->geom.height); grabc->geom.y + grabc->geom.height);
wlr_xcursor_manager_set_cursor_image(cursor_mgr, wlr_xcursor_manager_set_cursor_image(cursor_mgr,
"bottom_right_corner", cursor); (cursor_image = "bottom_right_corner"), cursor);
break; break;
} }
} }
@ -1702,7 +1706,6 @@ pointerfocus(Client *c, struct wlr_surface *surface, double sx, double sy,
* wlroots makes this a no-op if surface is already focused */ * wlroots makes this a no-op if surface is already focused */
wlr_seat_pointer_notify_enter(seat, surface, sx, sy); wlr_seat_pointer_notify_enter(seat, surface, sx, sy);
wlr_seat_pointer_notify_motion(seat, time, sx, sy); wlr_seat_pointer_notify_motion(seat, time, sx, sy);
} }
void void
@ -1867,7 +1870,7 @@ run(char *startup_cmd)
* initialized, as the image/coordinates are not transformed for the * initialized, as the image/coordinates are not transformed for the
* monitor when displayed here */ * monitor when displayed here */
wlr_cursor_warp_closest(cursor, NULL, cursor->x, cursor->y); wlr_cursor_warp_closest(cursor, NULL, cursor->x, cursor->y);
wlr_xcursor_manager_set_cursor_image(cursor_mgr, "left_ptr", cursor); wlr_xcursor_manager_set_cursor_image(cursor_mgr, cursor_image, cursor);
/* Run the Wayland event loop. This does not return until you exit the /* Run the Wayland event loop. This does not return until you exit the
* compositor. Starting the backend rigged up all of the necessary event * compositor. Starting the backend rigged up all of the necessary event
@ -1890,10 +1893,12 @@ setcursor(struct wl_listener *listener, void *data)
{ {
/* This event is raised by the seat when a client provides a cursor image */ /* This event is raised by the seat when a client provides a cursor image */
struct wlr_seat_pointer_request_set_cursor_event *event = data; struct wlr_seat_pointer_request_set_cursor_event *event = data;
/* If we're "grabbing" the cursor, don't use the client's image */ /* If we're "grabbing" the cursor, don't use the client's image, we will
/* TODO still need to save the provided surface to restore later */ * restore it after "grabbing" sending a leave event, followed by a enter
* event, which will result in the client requesting set the cursor surface */
if (cursor_mode != CurNormal) if (cursor_mode != CurNormal)
return; return;
cursor_image = NULL;
/* This can be sent by any client, so we check to make sure this one is /* This can be sent by any client, so we check to make sure this one is
* actually has pointer focus first. If so, we can tell the cursor to * actually has pointer focus first. If so, we can tell the cursor to
* use the provided surface as the cursor image. It will set the * use the provided surface as the cursor image. It will set the