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xdg-shell: add support for v4

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This adds a configure_bounds event to let the client know of the
preferred maximum window geometry size.
This commit is contained in:
Simon Ser 2022-05-06 19:20:33 +02:00
parent 18595000f3
commit e383c1f1db
3 changed files with 38 additions and 3 deletions
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15
include/wlr/types/wlr_xdg_shell.h
View file

@ -137,10 +137,18 @@ struct wlr_xdg_toplevel_state {
uint32_t min_width, min_height;
};
enum wlr_xdg_toplevel_configure_field {
WLR_XDG_TOPLEVEL_CONFIGURE_BOUNDS = 1 << 0,
};
struct wlr_xdg_toplevel_configure {
uint32_t fields; // enum wlr_xdg_toplevel_configure_field
bool maximized, fullscreen, resizing, activated;
uint32_t tiled; // enum wlr_edges
uint32_t width, height;
struct {
uint32_t width, height;
} bounds;
};
struct wlr_xdg_toplevel_requested {
@ -376,6 +384,13 @@ uint32_t wlr_xdg_toplevel_set_resizing(struct wlr_xdg_toplevel *toplevel,
uint32_t wlr_xdg_toplevel_set_tiled(struct wlr_xdg_toplevel *toplevel,
uint32_t tiled_edges);
/**
* Configure the recommended bounds for the client's window geometry size.
* Returns the associated configure serial.
*/
uint32_t wlr_xdg_toplevel_set_bounds(struct wlr_xdg_toplevel *toplevel,
int32_t width, int32_t height);
/**
* Request that this toplevel closes.
*/

2
types/xdg_shell/wlr_xdg_shell.c
View file

@ -3,7 +3,7 @@
#include "types/wlr_xdg_shell.h"
#include "util/signal.h"
#define WM_BASE_VERSION 3
#define WM_BASE_VERSION 4
static const struct xdg_wm_base_interface xdg_shell_impl;

24
types/xdg_shell/wlr_xdg_toplevel.c
View file

@ -31,6 +31,14 @@ struct wlr_xdg_toplevel_configure *send_xdg_toplevel_configure(
}
*configure = toplevel->scheduled;
uint32_t version = wl_resource_get_version(toplevel->resource);
if ((configure->fields & WLR_XDG_TOPLEVEL_CONFIGURE_BOUNDS) &&
version >= XDG_TOPLEVEL_CONFIGURE_BOUNDS_SINCE_VERSION) {
xdg_toplevel_send_configure_bounds(toplevel->resource,
configure->bounds.width, configure->bounds.height);
}
size_t nstates = 0;
uint32_t states[32];
if (configure->maximized) {
@ -46,8 +54,7 @@ struct wlr_xdg_toplevel_configure *send_xdg_toplevel_configure(
states[nstates++] = XDG_TOPLEVEL_STATE_ACTIVATED;
}
if (configure->tiled) {
if (wl_resource_get_version(toplevel->resource) >=
XDG_TOPLEVEL_STATE_TILED_LEFT_SINCE_VERSION) {
if (version >= XDG_TOPLEVEL_STATE_TILED_LEFT_SINCE_VERSION) {
const struct {
enum wlr_edges edge;
enum xdg_toplevel_state state;
@ -79,6 +86,8 @@ struct wlr_xdg_toplevel_configure *send_xdg_toplevel_configure(
xdg_toplevel_send_configure(toplevel->resource,
width, height, &wl_states);
toplevel->scheduled.fields = 0;
return configure;
}
@ -501,3 +510,14 @@ uint32_t wlr_xdg_toplevel_set_tiled(struct wlr_xdg_toplevel *toplevel,
toplevel->scheduled.tiled = tiled;
return wlr_xdg_surface_schedule_configure(toplevel->base);
}
uint32_t wlr_xdg_toplevel_set_bounds(struct wlr_xdg_toplevel *toplevel,
int32_t width, int32_t height) {
assert(toplevel->base->client->shell->version >=
XDG_TOPLEVEL_CONFIGURE_BOUNDS_SINCE_VERSION);
assert(width >= 0 && height >= 0);
toplevel->scheduled.fields |= WLR_XDG_TOPLEVEL_CONFIGURE_BOUNDS;
toplevel->scheduled.bounds.width = width;
toplevel->scheduled.bounds.height = height;
return wlr_xdg_surface_schedule_configure(toplevel->base);
}