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xdg-positioner constraint detection

Browse Source
master
Tony Crisci 7 years ago
parent 4da18f7fc3
commit bbd0e23fa7
4 changed files with 198 additions and 14 deletions
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18
include/wlr/types/wlr_xdg_shell_v6.h
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@ -114,15 +114,6 @@ struct wlr_xdg_popup_v6 {
struct wlr_box geometry;
struct wlr_xdg_positioner_v6_attributes positioner;
struct wlr_box anchor_rect;
struct {
int32_t width, height;
} size;
struct {
int32_t x, y;
} offset;
struct wl_list grab_link; // wlr_xdg_popup_grab_v6::popups
};
@ -305,4 +296,13 @@ struct wlr_xdg_surface_v6 *wlr_xdg_surface_v6_popup_at(
struct wlr_xdg_surface_v6 *surface, double sx, double sy,
double *popup_sx, double *popup_sy);
/**
* Get the anchor point for this popup in the root parent's coordinate system.
*/
void wlr_xdg_popup_v6_get_anchor_point(struct wlr_xdg_popup_v6 *popup,
int *root_sx, int *root_sy);
void wlr_positioner_v6_invert(
struct wlr_xdg_positioner_v6_attributes *positioner);
#endif

49
rootston/xdg_shell_v6.c
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@ -45,6 +45,55 @@ static struct roots_xdg_popup_v6 *popup_create(struct roots_view *view,
if (popup == NULL) {
return NULL;
}
struct wlr_xdg_surface_v6 *parent = wlr_popup->parent;
double popup_lx = wlr_popup->geometry.x;
double popup_ly = wlr_popup->geometry.y;
while (parent->role != WLR_XDG_SURFACE_V6_ROLE_TOPLEVEL) {
popup_lx += parent->popup->geometry.x;
popup_ly += parent->popup->geometry.y;
parent = parent->popup->parent;
}
popup_lx += view->x + parent->geometry.x;
popup_ly += view->y + parent->geometry.y;
int popup_width = wlr_popup->geometry.width;
int popup_height = wlr_popup->geometry.height;
int anchor_x, anchor_y;
wlr_xdg_popup_v6_get_anchor_point(wlr_popup, &anchor_x, &anchor_y);
anchor_x += popup_lx;
anchor_y += popup_ly;
struct wlr_output_layout *layout = view->desktop->layout;
// get the output that contains (or closest to) the anchor point
struct wlr_output *output =
wlr_output_layout_output_at(layout, anchor_x, anchor_y);
if (output == NULL) {
// TODO find the closest output to the anchor
assert(false);
}
// does the output completely contain the popup?
struct wlr_box *output_box = wlr_output_layout_get_box(layout, output);
bool output_contains_popup_x = popup_lx >= output_box->x &&
popup_lx + popup_width <= output_box->x + output_box->width;
bool output_contains_popup_y = popup_ly >= output_box->y &&
popup_ly + popup_height <= output_box->y + output_box->height;
if (!output_contains_popup_x) {
// TODO flip_x
// TODO slide_x
// TODO resize_x
}
if (!output_contains_popup_y) {
// TODO flip_y
// TODO slide_y
// TODO resize_y
}
popup->wlr_popup = wlr_popup;
popup->view_child.destroy = popup_destroy;
view_child_init(&popup->view_child, view, wlr_popup->base->surface);

8
types/wlr_output_layout.c
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@ -339,8 +339,12 @@ void wlr_output_layout_closest_point(struct wlr_output_layout *layout,
}
}
*dest_x = min_x;
*dest_y = min_y;
if (dest_x) {
*dest_x = min_x;
}
if (dest_y) {
*dest_y = min_y;
}
}
struct wlr_box *wlr_output_layout_get_box(

137
types/wlr_xdg_shell_v6.c
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@ -454,7 +454,6 @@ static struct wlr_box xdg_positioner_get_geometry(
return geometry;
}
static const struct zxdg_popup_v6_interface zxdg_popup_v6_implementation;
static struct wlr_xdg_surface_v6 *xdg_surface_from_xdg_popup_resource(
@ -593,7 +592,7 @@ static void xdg_surface_handle_get_popup(struct wl_client *client,
xdg_positioner_get_geometry(positioner->attrs, surface, parent);
// positioner properties
memcpy(&surface->popup->positioner, &positioner->attrs,
memcpy(&surface->popup->positioner, positioner->attrs,
sizeof(struct wlr_xdg_positioner_v6_attributes));
wl_list_insert(&parent->popups, &surface->popup->link);
@ -605,7 +604,6 @@ static void xdg_surface_handle_get_popup(struct wl_client *client,
wlr_signal_emit_safe(&parent->events.new_popup, surface->popup);
}
static const struct zxdg_toplevel_v6_interface zxdg_toplevel_v6_implementation;
static struct wlr_xdg_surface_v6 *xdg_surface_from_xdg_toplevel_resource(
@ -1591,3 +1589,136 @@ struct wlr_xdg_surface_v6 *wlr_xdg_surface_v6_popup_at(
return NULL;
}
void wlr_xdg_popup_v6_get_anchor_point(struct wlr_xdg_popup_v6 *popup,
int *root_sx, int *root_sy) {
struct wlr_box rect = popup->positioner.anchor_rect;
enum wlr_positioner_v6_anchor anchor = popup->positioner.anchor;
int sx = 0, sy = 0;
if (anchor == WLR_POSITIONER_V6_ANCHOR_NONE) {
sx = (rect.x + rect.width) / 2;
sy = (rect.y + rect.height) / 2;
} else if (anchor == WLR_POSITIONER_V6_ANCHOR_TOP) {
sx = (rect.x + rect.width) / 2;
sy = rect.y;
} else if (anchor == WLR_POSITIONER_V6_ANCHOR_BOTTOM) {
sx = (rect.x + rect.width) / 2;
sy = rect.y + rect.height;
} else if (anchor == WLR_POSITIONER_V6_ANCHOR_LEFT) {
sx = rect.x;
sy = (rect.y + rect.height) / 2;
} else if (anchor == WLR_POSITIONER_V6_ANCHOR_RIGHT) {
sx = rect.x + rect.width;
sy = (rect.y + rect.height) / 2;
} else if (anchor == (WLR_POSITIONER_V6_ANCHOR_TOP |
WLR_POSITIONER_V6_ANCHOR_LEFT)) {
sx = rect.x;
sy = rect.y;
} else if (anchor == (WLR_POSITIONER_V6_ANCHOR_TOP |
WLR_POSITIONER_V6_ANCHOR_RIGHT)) {
sx = rect.x + rect.width;
sy = rect.y;
} else if (anchor == (WLR_POSITIONER_V6_ANCHOR_BOTTOM |
WLR_POSITIONER_V6_ANCHOR_LEFT)) {
sx = rect.x;
sy = rect.y + rect.height;
} else if (anchor == (WLR_POSITIONER_V6_ANCHOR_BOTTOM |
WLR_POSITIONER_V6_ANCHOR_RIGHT)) {
sx = rect.x + rect.width;
sy = rect.y + rect.height;
}
*root_sx = sx;
*root_sy = sy;
/*
// XXX: THIS IS WILL WORK WITH XDG SHELL STABLE
switch (popup->positioner.anchor) {
case WLR_POSITIONER_ANCHOR_NONE:
sx = (rect.x + rect.width) / 2;
sy = (rect.y + rect.height) / 2;
break;
case WLR_POSITIONER_ANCHOR_TOP:
sx = (rect.x + rect.width) / 2;
sy = rect.y;
break;
case WLR_POSITIONER_ANCHOR_BOTTOM:
sx = (rect.x + rect.width) / 2;
sy = rect.y + rect.height;
break;
case WLR_POSITIONER_ANCHOR_LEFT:
sx = rect.x;
sy = (rect.y + rect.height) / 2;
break;
case WLR_POSITIONER_ANCHOR_RIGHT:
sx = rect.x + rect.width;
sy = (rect.y + rect.height) / 2;
break;
case WLR_POSITIONER_ANCHOR_TOP_LEFT:
sx = rect.x;
sy = rect.y;
break;
case WLR_POSITIONER_ANCHOR_BOTTOM_LEFT:
sx = rect.x;
sy = rect.y + rect.height;
break;
case WLR_POSITIONER_ANCHOR_TOP_RIGHT:
sx = rect.x + rect.width;
sy = rect.y;
break;
case WLR_POSITIONER_ANCHOR_BOTTOM_RIGHT:
sx = rect.x + rect.width;
sy = rect.y + rect.height;
break;
}
*/
}
void wlr_positioner_v6_invert(
struct wlr_xdg_positioner_v6_attributes *positioner) {
enum wlr_positioner_v6_anchor anchor = positioner->anchor;
if (anchor == WLR_POSITIONER_V6_ANCHOR_NONE) {
// already inverted
} else if (anchor == WLR_POSITIONER_V6_ANCHOR_TOP) {
positioner->anchor = WLR_POSITIONER_V6_ANCHOR_BOTTOM;
} else if (anchor == WLR_POSITIONER_V6_ANCHOR_BOTTOM) {
positioner->anchor = WLR_POSITIONER_V6_ANCHOR_TOP;
} else if (anchor == WLR_POSITIONER_V6_ANCHOR_LEFT) {
positioner->anchor = WLR_POSITIONER_V6_ANCHOR_RIGHT;
} else if (anchor == WLR_POSITIONER_V6_ANCHOR_RIGHT) {
positioner->anchor = WLR_POSITIONER_V6_ANCHOR_LEFT;
} else if (anchor == (WLR_POSITIONER_V6_ANCHOR_TOP |
WLR_POSITIONER_V6_ANCHOR_LEFT)) {
positioner->anchor = WLR_POSITIONER_V6_ANCHOR_BOTTOM | WLR_POSITIONER_V6_ANCHOR_RIGHT;
} else if (anchor == (WLR_POSITIONER_V6_ANCHOR_TOP |
WLR_POSITIONER_V6_ANCHOR_RIGHT)) {
positioner->anchor = WLR_POSITIONER_V6_ANCHOR_BOTTOM | WLR_POSITIONER_V6_ANCHOR_LEFT;
} else if (anchor == (WLR_POSITIONER_V6_ANCHOR_BOTTOM |
WLR_POSITIONER_V6_ANCHOR_LEFT)) {
positioner->anchor = WLR_POSITIONER_V6_ANCHOR_TOP | WLR_POSITIONER_V6_ANCHOR_RIGHT;
} else if (anchor == (WLR_POSITIONER_V6_ANCHOR_BOTTOM |
WLR_POSITIONER_V6_ANCHOR_RIGHT)) {
positioner->anchor = WLR_POSITIONER_V6_ANCHOR_TOP | WLR_POSITIONER_V6_ANCHOR_LEFT;
}
enum wlr_positioner_v6_gravity gravity = positioner->gravity;
switch (gravity) {
case WLR_POSITIONER_V6_GRAVITY_NONE:
// already inverted
break;
case WLR_POSITIONER_V6_GRAVITY_TOP:
positioner->gravity = WLR_POSITIONER_V6_GRAVITY_BOTTOM;
break;
case WLR_POSITIONER_V6_GRAVITY_BOTTOM:
positioner->gravity = WLR_POSITIONER_V6_GRAVITY_TOP;
break;
case WLR_POSITIONER_V6_GRAVITY_LEFT:
positioner->gravity = WLR_POSITIONER_V6_GRAVITY_RIGHT;
break;
case WLR_POSITIONER_V6_GRAVITY_RIGHT:
positioner->gravity = WLR_POSITIONER_V6_GRAVITY_LEFT;
break;
}
}

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