From c665f905ff8c49d8ce651cac517fa76dfc5454f6 Mon Sep 17 00:00:00 2001 From: Tony Crisci Date: Sat, 30 Sep 2017 19:33:39 -0400 Subject: [PATCH] xdg-positioner --- types/wlr_xdg_shell_v6.c | 154 +++++++++++++++++++++++++++++++++++++-- 1 file changed, 149 insertions(+), 5 deletions(-) diff --git a/types/wlr_xdg_shell_v6.c b/types/wlr_xdg_shell_v6.c index c30291d1..36ef7901 100644 --- a/types/wlr_xdg_shell_v6.c +++ b/types/wlr_xdg_shell_v6.c @@ -13,11 +13,160 @@ static const char *wlr_desktop_xdg_toplevel_role = "xdg_toplevel"; +struct wlr_xdg_positioner_v6 { + struct wl_resource *resource; + + struct wlr_box anchor_rect; + enum zxdg_positioner_v6_anchor anchor; + enum zxdg_positioner_v6_gravity gravity; + enum zxdg_positioner_v6_constraint_adjustment constraint_adjustment; + + struct { + int32_t width, height; + } size; + + struct { + int32_t x, y; + } offset; +}; + + static void resource_destroy(struct wl_client *client, struct wl_resource *resource) { wl_resource_destroy(resource); } +static void xdg_positioner_destroy(struct wl_resource *resource) { + struct wlr_xdg_positioner_v6 *positioner = + wl_resource_get_user_data(resource); + free(positioner); + +} + +static void xdg_positioner_protocol_set_size(struct wl_client *client, + struct wl_resource *resource, int32_t width, int32_t height) { + struct wlr_xdg_positioner_v6 *positioner = + wl_resource_get_user_data(resource); + + if (width < 1 || height < 1) { + wl_resource_post_error(resource, + ZXDG_POSITIONER_V6_ERROR_INVALID_INPUT, + "width and height must be positives and non-zero"); + return; + } + + positioner->size.width = width; + positioner->size.height = height; +} + +static void xdg_positioner_protocol_set_anchor_rect(struct wl_client *client, + struct wl_resource *resource, int32_t x, int32_t y, int32_t width, + int32_t height) { + struct wlr_xdg_positioner_v6 *positioner = + wl_resource_get_user_data(resource); + + if (width < 1 || height < 1) { + wl_resource_post_error(resource, + ZXDG_POSITIONER_V6_ERROR_INVALID_INPUT, + "width and height must be positives and non-zero"); + return; + } + + positioner->anchor_rect.x = x; + positioner->anchor_rect.y = y; + positioner->anchor_rect.width = width; + positioner->anchor_rect.height = height; +} + +static void xdg_positioner_protocol_set_anchor(struct wl_client *client, + struct wl_resource *resource, uint32_t anchor) { + struct wlr_xdg_positioner_v6 *positioner = + wl_resource_get_user_data(resource); + + if (((anchor & ZXDG_POSITIONER_V6_ANCHOR_TOP ) && + (anchor & ZXDG_POSITIONER_V6_ANCHOR_BOTTOM)) || + ((anchor & ZXDG_POSITIONER_V6_ANCHOR_LEFT) && + (anchor & ZXDG_POSITIONER_V6_ANCHOR_RIGHT))) { + wl_resource_post_error(resource, + ZXDG_POSITIONER_V6_ERROR_INVALID_INPUT, + "same-axis values are not allowed"); + return; + } + + positioner->anchor = anchor; +} + +static void xdg_positioner_protocol_set_gravity(struct wl_client *client, + struct wl_resource *resource, uint32_t gravity) { + struct wlr_xdg_positioner_v6 *positioner = + wl_resource_get_user_data(resource); + + if (((gravity & ZXDG_POSITIONER_V6_GRAVITY_TOP) && + (gravity & ZXDG_POSITIONER_V6_GRAVITY_BOTTOM)) || + ((gravity & ZXDG_POSITIONER_V6_GRAVITY_LEFT) && + (gravity & ZXDG_POSITIONER_V6_GRAVITY_RIGHT))) { + wl_resource_post_error(resource, + ZXDG_POSITIONER_V6_ERROR_INVALID_INPUT, + "same-axis values are not allowed"); + return; + } + + positioner->gravity = gravity; +} + +static void xdg_positioner_protocol_set_constraint_adjustment( + struct wl_client *client, struct wl_resource *resource, + uint32_t constraint_adjustment) { + struct wlr_xdg_positioner_v6 *positioner = + wl_resource_get_user_data(resource); + + positioner->constraint_adjustment = constraint_adjustment; +} + +static void xdg_positioner_protocol_set_offset(struct wl_client *client, + struct wl_resource *resource, int32_t x, int32_t y) { + struct wlr_xdg_positioner_v6 *positioner = + wl_resource_get_user_data(resource); + + positioner->offset.x = x; + positioner->offset.y = y; +} + +static const struct zxdg_positioner_v6_interface zxdg_positioner_v6_implementation = { + .destroy = resource_destroy, + .set_size = xdg_positioner_protocol_set_size, + .set_anchor_rect = xdg_positioner_protocol_set_anchor_rect, + .set_anchor = xdg_positioner_protocol_set_anchor, + .set_gravity = xdg_positioner_protocol_set_gravity, + .set_constraint_adjustment = + xdg_positioner_protocol_set_constraint_adjustment, + .set_offset = xdg_positioner_protocol_set_offset, +}; + +static void xdg_shell_create_positioner(struct wl_client *wl_client, + struct wl_resource *resource, uint32_t id) { + struct wlr_xdg_positioner_v6 *positioner = + calloc(1, sizeof(struct wlr_xdg_positioner_v6)); + if (positioner == NULL) { + wl_client_post_no_memory(wl_client); + return; + } + + positioner->resource = wl_resource_create(wl_client, + &zxdg_positioner_v6_interface, + wl_resource_get_version(resource), + id); + if (positioner->resource == NULL) { + wl_client_post_no_memory(wl_client); + free(positioner); + return; + } + + wl_resource_set_implementation(positioner->resource, + &zxdg_positioner_v6_implementation, + positioner, xdg_positioner_destroy); +} + static void xdg_toplevel_protocol_set_parent(struct wl_client *client, struct wl_resource *resource, struct wl_resource *parent_resource) { struct wlr_xdg_surface_v6 *surface = wl_resource_get_user_data(resource); @@ -376,11 +525,6 @@ static const struct zxdg_surface_v6_interface zxdg_surface_v6_implementation = { .set_window_geometry = xdg_surface_set_window_geometry, }; -static void xdg_shell_create_positioner(struct wl_client *client, - struct wl_resource *resource, uint32_t id) { - wlr_log(L_DEBUG, "TODO: xdg shell create positioner"); -} - static bool wlr_xdg_surface_v6_toplevel_state_compare( struct wlr_xdg_toplevel_v6 *state) { // is pending state different from current state?