Forward-port xdg-shell-v6 positioner improvements

This commit is contained in:
Drew DeVault 2018-04-14 21:17:40 -04:00 committed by Guido Günther
parent 278aa84619
commit 2e3d901ac5
5 changed files with 79 additions and 104 deletions

View file

@ -165,14 +165,19 @@ static void create_popup() {
} }
struct wl_surface *surface = wl_compositor_create_surface(compositor); struct wl_surface *surface = wl_compositor_create_surface(compositor);
assert(xdg_wm_base && surface); assert(xdg_wm_base && surface);
struct xdg_surface *xdg_surface = xdg_wm_base_get_xdg_surface( struct xdg_surface *xdg_surface =
xdg_wm_base, surface); xdg_wm_base_get_xdg_surface(xdg_wm_base, surface);
struct xdg_positioner *xdg_positioner = xdg_wm_base_create_positioner( struct xdg_positioner *xdg_positioner =
xdg_wm_base); xdg_wm_base_create_positioner(xdg_wm_base);
assert(xdg_surface && xdg_positioner); assert(xdg_surface && xdg_positioner);
xdg_positioner_set_size(xdg_positioner, 256, 256); xdg_positioner_set_size(xdg_positioner, 256, 256);
xdg_positioner_set_anchor_rect(xdg_positioner, 0, 0, width, height); xdg_positioner_set_offset(xdg_positioner, 0, 0);
xdg_positioner_set_anchor_rect(xdg_positioner, cur_x, cur_y, 1, 1);
xdg_positioner_set_anchor(xdg_positioner, XDG_POSITIONER_ANCHOR_TOP_LEFT);
xdg_positioner_set_gravity(xdg_positioner, XDG_POSITIONER_GRAVITY_TOP_LEFT);
xdg_positioner_set_constraint_adjustment(xdg_positioner,
XDG_POSITIONER_CONSTRAINT_ADJUSTMENT_NONE);
popup = xdg_surface_get_popup(xdg_surface, NULL, xdg_positioner); popup = xdg_surface_get_popup(xdg_surface, NULL, xdg_positioner);
assert(popup); assert(popup);
@ -185,6 +190,8 @@ static void create_popup() {
wl_surface_commit(surface); wl_surface_commit(surface);
wl_display_roundtrip(display); wl_display_roundtrip(display);
xdg_positioner_destroy(xdg_positioner);
struct wl_egl_window *egl_window; struct wl_egl_window *egl_window;
struct wlr_egl_surface *egl_surface; struct wlr_egl_surface *egl_surface;
egl_window = wl_egl_window_create(surface, 256, 256); egl_window = wl_egl_window_create(surface, 256, 256);

View file

@ -1,9 +1,9 @@
#ifndef WLR_TYPES_WLR_XDG_SHELL_H #ifndef WLR_TYPES_WLR_XDG_SHELL_H
#define WLR_TYPES_WLR_XDG_SHELL_H #define WLR_TYPES_WLR_XDG_SHELL_H
#include <wlr/types/wlr_box.h> #include <wlr/types/wlr_box.h>
#include <wlr/types/wlr_seat.h> #include <wlr/types/wlr_seat.h>
#include <wayland-server.h> #include <wayland-server.h>
#include "xdg-shell-protocol.h"
struct wlr_xdg_shell { struct wlr_xdg_shell {
struct wl_global *wl_global; struct wl_global *wl_global;
@ -32,7 +32,22 @@ struct wlr_xdg_client {
struct wl_event_source *ping_timer; struct wl_event_source *ping_timer;
}; };
struct wlr_xdg_positioner; struct wlr_xdg_positioner {
struct wl_resource *resource;
struct wlr_box anchor_rect;
enum xdg_positioner_anchor anchor;
enum xdg_positioner_gravity gravity;
enum xdg_positioner_constraint_adjustment constraint_adjustment;
struct {
int32_t width, height;
} size;
struct {
int32_t x, y;
} offset;
};
struct wlr_xdg_popup { struct wlr_xdg_popup {
struct wlr_xdg_surface *base; struct wlr_xdg_surface *base;
@ -43,11 +58,12 @@ struct wlr_xdg_popup {
struct wlr_surface *parent; struct wlr_surface *parent;
struct wlr_seat *seat; struct wlr_seat *seat;
struct wlr_xdg_positioner *positioner;
// Position of the popup relative to the upper left corner of the window // Position of the popup relative to the upper left corner of the window
// geometry of the parent surface // geometry of the parent surface
struct wlr_box geometry; struct wlr_box geometry;
struct wlr_xdg_positioner positioner;
struct wl_list grab_link; // wlr_xdg_popup_grab::popups struct wl_list grab_link; // wlr_xdg_popup_grab::popups
}; };
@ -186,7 +202,8 @@ struct wlr_xdg_surface *wlr_xdg_surface_from_resource(
struct wlr_xdg_surface *wlr_xdg_surface_from_popup_resource( struct wlr_xdg_surface *wlr_xdg_surface_from_popup_resource(
struct wl_resource *resource); struct wl_resource *resource);
struct wlr_box wlr_xdg_popup_get_geometry(struct wlr_xdg_popup *popup); struct wlr_box wlr_xdg_positioner_get_geometry(
struct wlr_xdg_positioner *positioner);
/** /**
* Send a ping to the surface. If the surface does not respond in a reasonable * Send a ping to the surface. If the surface does not respond in a reasonable

View file

@ -142,7 +142,7 @@ static void layer_surface_handle_get_popup(struct wl_client *client,
assert(popup_surface->role == WLR_XDG_SURFACE_ROLE_POPUP); assert(popup_surface->role == WLR_XDG_SURFACE_ROLE_POPUP);
struct wlr_xdg_popup *popup = popup_surface->popup; struct wlr_xdg_popup *popup = popup_surface->popup;
popup->parent = parent->surface; popup->parent = parent->surface;
popup->geometry = wlr_xdg_popup_get_geometry(popup); popup->geometry = wlr_xdg_positioner_get_geometry(&popup->positioner);
wl_list_insert(&parent->popups, &popup->link); wl_list_insert(&parent->popups, &popup->link);
wlr_signal_emit_safe(&parent->events.new_popup, popup); wlr_signal_emit_safe(&parent->events.new_popup, popup);
} }

View file

@ -28,24 +28,11 @@ struct wlr_xdg_surface *wlr_xdg_surface_from_wlr_surface(
return (struct wlr_xdg_surface *)surface->role_data; return (struct wlr_xdg_surface *)surface->role_data;
} }
struct wlr_xdg_positioner { struct wlr_xdg_positioner_resource {
struct wl_resource *resource; struct wl_resource *resource;
struct wlr_xdg_positioner attrs;
struct wlr_box anchor_rect;
enum xdg_positioner_anchor anchor;
enum xdg_positioner_gravity gravity;
enum xdg_positioner_constraint_adjustment constraint_adjustment;
struct {
int32_t width, height;
} size;
struct {
int32_t x, y;
} offset;
}; };
static void resource_handle_destroy(struct wl_client *client, static void resource_handle_destroy(struct wl_client *client,
struct wl_resource *resource) { struct wl_resource *resource) {
wl_resource_destroy(resource); wl_resource_destroy(resource);
@ -301,7 +288,7 @@ static void xdg_surface_destroy(struct wlr_xdg_surface *surface) {
static const struct xdg_positioner_interface xdg_positioner_implementation; static const struct xdg_positioner_interface xdg_positioner_implementation;
static struct wlr_xdg_positioner *xdg_positioner_from_resource( static struct wlr_xdg_positioner_resource *xdg_positioner_from_resource(
struct wl_resource *resource) { struct wl_resource *resource) {
assert(wl_resource_instance_of(resource, &xdg_positioner_interface, assert(wl_resource_instance_of(resource, &xdg_positioner_interface,
&xdg_positioner_implementation)); &xdg_positioner_implementation));
@ -309,14 +296,14 @@ static struct wlr_xdg_positioner *xdg_positioner_from_resource(
} }
static void xdg_positioner_destroy(struct wl_resource *resource) { static void xdg_positioner_destroy(struct wl_resource *resource) {
struct wlr_xdg_positioner *positioner = struct wlr_xdg_positioner_resource *positioner =
xdg_positioner_from_resource(resource); xdg_positioner_from_resource(resource);
free(positioner); free(positioner);
} }
static void xdg_positioner_handle_set_size(struct wl_client *client, static void xdg_positioner_handle_set_size(struct wl_client *client,
struct wl_resource *resource, int32_t width, int32_t height) { struct wl_resource *resource, int32_t width, int32_t height) {
struct wlr_xdg_positioner *positioner = struct wlr_xdg_positioner_resource *positioner =
xdg_positioner_from_resource(resource); xdg_positioner_from_resource(resource);
if (width < 1 || height < 1) { if (width < 1 || height < 1) {
@ -326,14 +313,14 @@ static void xdg_positioner_handle_set_size(struct wl_client *client,
return; return;
} }
positioner->size.width = width; positioner->attrs.size.width = width;
positioner->size.height = height; positioner->attrs.size.height = height;
} }
static void xdg_positioner_handle_set_anchor_rect(struct wl_client *client, static void xdg_positioner_handle_set_anchor_rect(struct wl_client *client,
struct wl_resource *resource, int32_t x, int32_t y, int32_t width, struct wl_resource *resource, int32_t x, int32_t y, int32_t width,
int32_t height) { int32_t height) {
struct wlr_xdg_positioner *positioner = struct wlr_xdg_positioner_resource *positioner =
xdg_positioner_from_resource(resource); xdg_positioner_from_resource(resource);
if (width < 0 || height < 0) { if (width < 0 || height < 0) {
@ -343,15 +330,15 @@ static void xdg_positioner_handle_set_anchor_rect(struct wl_client *client,
return; return;
} }
positioner->anchor_rect.x = x; positioner->attrs.anchor_rect.x = x;
positioner->anchor_rect.y = y; positioner->attrs.anchor_rect.y = y;
positioner->anchor_rect.width = width; positioner->attrs.anchor_rect.width = width;
positioner->anchor_rect.height = height; positioner->attrs.anchor_rect.height = height;
} }
static void xdg_positioner_handle_set_anchor(struct wl_client *client, static void xdg_positioner_handle_set_anchor(struct wl_client *client,
struct wl_resource *resource, uint32_t anchor) { struct wl_resource *resource, uint32_t anchor) {
struct wlr_xdg_positioner *positioner = struct wlr_xdg_positioner_resource *positioner =
xdg_positioner_from_resource(resource); xdg_positioner_from_resource(resource);
if (anchor > XDG_POSITIONER_ANCHOR_BOTTOM_RIGHT) { if (anchor > XDG_POSITIONER_ANCHOR_BOTTOM_RIGHT) {
@ -361,12 +348,12 @@ static void xdg_positioner_handle_set_anchor(struct wl_client *client,
return; return;
} }
positioner->anchor = anchor; positioner->attrs.anchor = anchor;
} }
static void xdg_positioner_handle_set_gravity(struct wl_client *client, static void xdg_positioner_handle_set_gravity(struct wl_client *client,
struct wl_resource *resource, uint32_t gravity) { struct wl_resource *resource, uint32_t gravity) {
struct wlr_xdg_positioner *positioner = struct wlr_xdg_positioner_resource *positioner =
xdg_positioner_from_resource(resource); xdg_positioner_from_resource(resource);
if (gravity > XDG_POSITIONER_GRAVITY_BOTTOM_RIGHT) { if (gravity > XDG_POSITIONER_GRAVITY_BOTTOM_RIGHT) {
@ -376,25 +363,25 @@ static void xdg_positioner_handle_set_gravity(struct wl_client *client,
return; return;
} }
positioner->gravity = gravity; positioner->attrs.gravity = gravity;
} }
static void xdg_positioner_handle_set_constraint_adjustment( static void xdg_positioner_handle_set_constraint_adjustment(
struct wl_client *client, struct wl_resource *resource, struct wl_client *client, struct wl_resource *resource,
uint32_t constraint_adjustment) { uint32_t constraint_adjustment) {
struct wlr_xdg_positioner *positioner = struct wlr_xdg_positioner_resource *positioner =
xdg_positioner_from_resource(resource); xdg_positioner_from_resource(resource);
positioner->constraint_adjustment = constraint_adjustment; positioner->attrs.constraint_adjustment = constraint_adjustment;
} }
static void xdg_positioner_handle_set_offset(struct wl_client *client, static void xdg_positioner_handle_set_offset(struct wl_client *client,
struct wl_resource *resource, int32_t x, int32_t y) { struct wl_resource *resource, int32_t x, int32_t y) {
struct wlr_xdg_positioner *positioner = struct wlr_xdg_positioner_resource *positioner =
xdg_positioner_from_resource(resource); xdg_positioner_from_resource(resource);
positioner->offset.x = x; positioner->attrs.offset.x = x;
positioner->offset.y = y; positioner->attrs.offset.y = y;
} }
static const struct xdg_positioner_interface static const struct xdg_positioner_interface
@ -412,16 +399,12 @@ static const struct xdg_positioner_interface
static void xdg_shell_handle_create_positioner(struct wl_client *wl_client, static void xdg_shell_handle_create_positioner(struct wl_client *wl_client,
struct wl_resource *resource, uint32_t id) { struct wl_resource *resource, uint32_t id) {
struct wlr_xdg_positioner *positioner = struct wlr_xdg_positioner *positioner =
calloc(1, sizeof(struct wlr_xdg_positioner)); calloc(1, sizeof(struct wlr_xdg_positioner_resource));
if (positioner == NULL) { if (positioner == NULL) {
wl_client_post_no_memory(wl_client); wl_client_post_no_memory(wl_client);
return; return;
} }
/* set widths to detect improper usages of get_popup */
positioner->size.width = -1;
positioner->anchor_rect.width = -1;
positioner->resource = wl_resource_create(wl_client, positioner->resource = wl_resource_create(wl_client,
&xdg_positioner_interface, &xdg_positioner_interface,
wl_resource_get_version(resource), wl_resource_get_version(resource),
@ -437,9 +420,8 @@ static void xdg_shell_handle_create_positioner(struct wl_client *wl_client,
positioner, xdg_positioner_destroy); positioner, xdg_positioner_destroy);
} }
struct wlr_box wlr_xdg_popup_get_geometry(struct wlr_xdg_popup *popup) { struct wlr_box wlr_xdg_positioner_get_geometry(
assert(popup && popup->positioner); struct wlr_xdg_positioner *positioner) {
struct wlr_xdg_positioner *positioner = popup->positioner;
struct wlr_box geometry = { struct wlr_box geometry = {
.x = positioner->offset.x, .x = positioner->offset.x,
.y = positioner->offset.y, .y = positioner->offset.y,
@ -447,71 +429,39 @@ struct wlr_box wlr_xdg_popup_get_geometry(struct wlr_xdg_popup *popup) {
.height = positioner->size.height, .height = positioner->size.height,
}; };
switch (positioner->anchor) { if (positioner->anchor & XDG_POSITIONER_ANCHOR_TOP) {
case XDG_POSITIONER_ANCHOR_TOP:
case XDG_POSITIONER_ANCHOR_TOP_LEFT:
case XDG_POSITIONER_ANCHOR_TOP_RIGHT:
geometry.y += positioner->anchor_rect.y; geometry.y += positioner->anchor_rect.y;
break; } else if (positioner->anchor & XDG_POSITIONER_ANCHOR_BOTTOM) {
case XDG_POSITIONER_ANCHOR_BOTTOM:
case XDG_POSITIONER_ANCHOR_BOTTOM_LEFT:
case XDG_POSITIONER_ANCHOR_BOTTOM_RIGHT:
geometry.y += geometry.y +=
positioner->anchor_rect.y + positioner->anchor_rect.height; positioner->anchor_rect.y + positioner->anchor_rect.height;
break; } else {
default:
geometry.y += geometry.y +=
positioner->anchor_rect.y + positioner->anchor_rect.height / 2; positioner->anchor_rect.y + positioner->anchor_rect.height / 2;
break;
} }
switch (positioner->anchor) { if (positioner->anchor & XDG_POSITIONER_ANCHOR_LEFT) {
case XDG_POSITIONER_ANCHOR_LEFT:
case XDG_POSITIONER_ANCHOR_TOP_LEFT:
case XDG_POSITIONER_ANCHOR_BOTTOM_LEFT:
geometry.x += positioner->anchor_rect.x; geometry.x += positioner->anchor_rect.x;
break; } else if (positioner->anchor & XDG_POSITIONER_ANCHOR_RIGHT) {
case XDG_POSITIONER_ANCHOR_RIGHT:
case XDG_POSITIONER_ANCHOR_TOP_RIGHT:
case XDG_POSITIONER_ANCHOR_BOTTOM_RIGHT:
geometry.x += positioner->anchor_rect.x + positioner->anchor_rect.width; geometry.x += positioner->anchor_rect.x + positioner->anchor_rect.width;
break; } else {
default:
geometry.x += geometry.x +=
positioner->anchor_rect.x + positioner->anchor_rect.width / 2; positioner->anchor_rect.x + positioner->anchor_rect.width / 2;
break;
} }
switch (positioner->gravity) { if (positioner->gravity & XDG_POSITIONER_GRAVITY_TOP) {
case XDG_POSITIONER_GRAVITY_TOP:
case XDG_POSITIONER_GRAVITY_TOP_LEFT:
case XDG_POSITIONER_GRAVITY_TOP_RIGHT:
geometry.y -= geometry.height; geometry.y -= geometry.height;
break; } else if (positioner->gravity & XDG_POSITIONER_GRAVITY_BOTTOM) {
case XDG_POSITIONER_GRAVITY_BOTTOM:
case XDG_POSITIONER_GRAVITY_BOTTOM_LEFT:
case XDG_POSITIONER_GRAVITY_BOTTOM_RIGHT:
geometry.y = geometry.y; geometry.y = geometry.y;
break; } else {
default:
geometry.y -= geometry.height / 2; geometry.y -= geometry.height / 2;
break;
} }
switch (positioner->gravity) { if (positioner->gravity & XDG_POSITIONER_GRAVITY_LEFT) {
case XDG_POSITIONER_GRAVITY_LEFT:
case XDG_POSITIONER_GRAVITY_TOP_LEFT:
case XDG_POSITIONER_GRAVITY_BOTTOM_LEFT:
geometry.x -= geometry.width; geometry.x -= geometry.width;
break; } else if (positioner->gravity & XDG_POSITIONER_GRAVITY_RIGHT) {
case XDG_POSITIONER_GRAVITY_RIGHT:
case XDG_POSITIONER_GRAVITY_TOP_RIGHT:
case XDG_POSITIONER_GRAVITY_BOTTOM_RIGHT:
geometry.x = geometry.x; geometry.x = geometry.x;
break; } else {
default:
geometry.x -= geometry.width / 2; geometry.x -= geometry.width / 2;
break;
} }
if (positioner->constraint_adjustment == if (positioner->constraint_adjustment ==
@ -519,8 +469,6 @@ struct wlr_box wlr_xdg_popup_get_geometry(struct wlr_xdg_popup *popup) {
return geometry; return geometry;
} }
// TODO: add compositor policy configuration and the code here
return geometry; return geometry;
} }
@ -620,10 +568,11 @@ static void xdg_surface_handle_get_popup(struct wl_client *client,
wlr_xdg_surface_from_resource(resource); wlr_xdg_surface_from_resource(resource);
struct wlr_xdg_surface *parent = struct wlr_xdg_surface *parent =
wlr_xdg_surface_from_resource(parent_resource); wlr_xdg_surface_from_resource(parent_resource);
struct wlr_xdg_positioner *positioner = struct wlr_xdg_positioner_resource *positioner =
xdg_positioner_from_resource(positioner_resource); xdg_positioner_from_resource(positioner_resource);
if (positioner->size.width == -1 || positioner->anchor_rect.width == -1) { if (positioner->attrs.size.width == 0 ||
positioner->attrs.anchor_rect.width == 0) {
wl_resource_post_error(resource, wl_resource_post_error(resource,
XDG_WM_BASE_ERROR_INVALID_POSITIONER, XDG_WM_BASE_ERROR_INVALID_POSITIONER,
"positioner object is not complete"); "positioner object is not complete");
@ -652,7 +601,10 @@ static void xdg_surface_handle_get_popup(struct wl_client *client,
surface->role = WLR_XDG_SURFACE_ROLE_POPUP; surface->role = WLR_XDG_SURFACE_ROLE_POPUP;
surface->popup->base = surface; surface->popup->base = surface;
surface->popup->positioner = positioner;
// positioner properties
memcpy(&surface->popup->positioner, &positioner->attrs,
sizeof(struct wlr_xdg_positioner));
wl_resource_set_implementation(surface->popup->resource, wl_resource_set_implementation(surface->popup->resource,
&xdg_popup_implementation, surface, &xdg_popup_implementation, surface,
@ -660,7 +612,8 @@ static void xdg_surface_handle_get_popup(struct wl_client *client,
if (parent) { if (parent) {
surface->popup->parent = parent->surface; surface->popup->parent = parent->surface;
surface->popup->geometry = wlr_xdg_popup_get_geometry(surface->popup); surface->popup->geometry =
wlr_xdg_positioner_get_geometry(&positioner->attrs);
wl_list_insert(&parent->popups, &surface->popup->link); wl_list_insert(&parent->popups, &surface->popup->link);
wlr_signal_emit_safe(&parent->events.new_popup, surface->popup); wlr_signal_emit_safe(&parent->events.new_popup, surface->popup);
} }

View file

@ -486,8 +486,6 @@ struct wlr_box wlr_xdg_positioner_v6_get_geometry(
return geometry; return geometry;
} }
// TODO: add compositor policy configuration and the code here
return geometry; return geometry;
} }