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Add initial layer shell skeleton

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master
Drew DeVault 7 years ago
parent 9070950eec
commit 0c8a64942e
9 changed files with 192 additions and 16 deletions
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24
include/sway/layers.h
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@ -0,0 +1,24 @@
#ifndef _SWAY_LAYERS_H
#define _SWAY_LAYERS_H
#include <stdbool.h>
#include <wlr/types/wlr_box.h>
#include <wlr/types/wlr_surface.h>
#include <wlr/types/wlr_layer_shell.h>
struct sway_layer_surface {
struct wlr_layer_surface *layer_surface;
struct wl_list link;
struct wl_listener destroy;
struct wl_listener map;
struct wl_listener unmap;
struct wl_listener surface_commit;
struct wl_listener output_destroy;
struct wl_listener output_mode;
struct wl_listener output_transform;
bool configured;
struct wlr_box geo;
};
#endif

4
include/sway/output.h
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@ -2,6 +2,7 @@
#define _SWAY_OUTPUT_H
#include <time.h>
#include <wayland-server.h>
#include <wlr/types/wlr_box.h>
#include <wlr/types/wlr_output.h>
struct sway_server;
@ -13,6 +14,9 @@ struct sway_output {
struct sway_server *server;
struct timespec last_frame;
struct wl_list layers[4]; // sway_layer_surface::link
struct wlr_box usable_area;
struct wl_listener frame;
struct wl_listener output_destroy;
};

5
include/sway/server.h
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@ -6,6 +6,7 @@
#include <wlr/backend/session.h>
#include <wlr/types/wlr_compositor.h>
#include <wlr/types/wlr_data_device.h>
#include <wlr/types/wlr_layer_shell.h>
#include <wlr/types/wlr_xdg_shell_v6.h>
#include <wlr/render/wlr_renderer.h>
// TODO WLR: make Xwayland optional
@ -27,6 +28,9 @@ struct sway_server {
struct wl_listener new_output;
struct wl_listener output_frame;
struct wlr_layer_shell *layer_shell;
struct wl_listener layer_shell_surface;
struct wlr_xdg_shell_v6 *xdg_shell_v6;
struct wl_listener xdg_shell_v6_surface;
@ -46,6 +50,7 @@ void server_run(struct sway_server *server);
void handle_new_output(struct wl_listener *listener, void *data);
void handle_layer_shell_surface(struct wl_listener *listener, void *data);
void handle_xdg_shell_v6_surface(struct wl_listener *listener, void *data);
void handle_xwayland_surface(struct wl_listener *listener, void *data);
void handle_wl_shell_surface(struct wl_listener *listener, void *data);

55
protocols/meson.build
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@ -14,24 +14,57 @@ wayland_scanner_client = generator(
arguments: ['client-header', '@INPUT@', '@OUTPUT@'],
)
protocols = [
wayland_scanner_server = generator(
wayland_scanner,
output: '@BASENAME@-protocol.h',
arguments: ['server-header', '@INPUT@', '@OUTPUT@'],
)
client_protocols = [
[wl_protocol_dir, 'stable/xdg-shell/xdg-shell.xml'],
['wlr-layer-shell-unstable-v1.xml']
]
wl_protos_src = []
wl_protos_headers = []
server_protocols = [
['wlr-layer-shell-unstable-v1.xml']
]
client_protos_src = []
client_protos_headers = []
server_protos_src = []
server_protos_headers = []
foreach p : protocols
foreach p : client_protocols
xml = join_paths(p)
wl_protos_src += wayland_scanner_code.process(xml)
wl_protos_headers += wayland_scanner_client.process(xml)
client_protos_src += wayland_scanner_code.process(xml)
client_protos_headers += wayland_scanner_client.process(xml)
endforeach
lib_wl_protos = static_library('wl_protos', wl_protos_src + wl_protos_headers,
dependencies: [wayland_client]) # for the include directory
foreach p : server_protocols
xml = join_paths(p)
server_protos_src += wayland_scanner_code.process(xml)
server_protos_headers += wayland_scanner_server.process(xml)
endforeach
lib_client_protos = static_library(
'client_protos',
client_protos_src + client_protos_headers,
dependencies: [wayland_client]
) # for the include directory
client_protos = declare_dependency(
link_with: lib_client_protos,
sources: client_protos_headers,
)
lib_server_protos = static_library(
'server_protos',
server_protos_src + server_protos_headers,
dependencies: [wayland_client]
) # for the include directory
sway_protos = declare_dependency(
link_with: lib_wl_protos,
sources: wl_protos_headers,
server_protos = declare_dependency(
link_with: lib_server_protos,
sources: server_protos_headers,
)

96
sway/desktop/layer_shell.c
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@ -0,0 +1,96 @@
#include <stdlib.h>
#include <wayland-server.h>
#include <wlr/util/log.h>
#include "sway/layers.h"
#include "sway/output.h"
#include "sway/server.h"
static void arrange_layers(struct sway_output *output) {
// TODO
}
static void handle_output_destroy(struct wl_listener *listener, void *data) {
// TODO
}
static void handle_output_mode(struct wl_listener *listener, void *data) {
// TODO
}
static void handle_output_transform(struct wl_listener *listener, void *data) {
// TODO
}
static void handle_surface_commit(struct wl_listener *listener, void *data) {
// TODO
}
static void handle_destroy(struct wl_listener *listener, void *data) {
// TODO
}
static void handle_map(struct wl_listener *listener, void *data) {
// TODO
}
static void handle_unmap(struct wl_listener *listener, void *data) {
// TODO
}
void handle_layer_shell_surface(struct wl_listener *listener, void *data) {
struct wlr_layer_surface *layer_surface = data;
struct sway_server *server =
wl_container_of(listener, server, layer_shell_surface);
wlr_log(L_DEBUG, "new layer surface: namespace %s layer %d anchor %d "
"size %dx%d margin %d,%d,%d,%d",
layer_surface->namespace, layer_surface->layer, layer_surface->layer,
layer_surface->client_pending.desired_width,
layer_surface->client_pending.desired_height,
layer_surface->client_pending.margin.top,
layer_surface->client_pending.margin.right,
layer_surface->client_pending.margin.bottom,
layer_surface->client_pending.margin.left);
struct sway_layer_surface *sway_layer =
calloc(1, sizeof(struct sway_layer_surface));
if (!sway_layer) {
return;
}
sway_layer->surface_commit.notify = handle_surface_commit;
wl_signal_add(&layer_surface->surface->events.commit,
&sway_layer->surface_commit);
sway_layer->output_destroy.notify = handle_output_destroy;
wl_signal_add(&layer_surface->output->events.destroy,
&sway_layer->output_destroy);
sway_layer->output_mode.notify = handle_output_mode;
wl_signal_add(&layer_surface->output->events.mode,
&sway_layer->output_mode);
sway_layer->output_transform.notify = handle_output_transform;
wl_signal_add(&layer_surface->output->events.transform,
&sway_layer->output_transform);
sway_layer->destroy.notify = handle_destroy;
wl_signal_add(&layer_surface->events.destroy, &sway_layer->destroy);
sway_layer->map.notify = handle_map;
wl_signal_add(&layer_surface->events.map, &sway_layer->map);
sway_layer->unmap.notify = handle_unmap;
wl_signal_add(&layer_surface->events.unmap, &sway_layer->unmap);
// TODO: Listen for subsurfaces
sway_layer->layer_surface = layer_surface;
layer_surface->data = sway_layer;
struct sway_output *output = layer_surface->output->data;
wl_list_insert(&output->layers[layer_surface->layer], &sway_layer->link);
// Temporarily set the layer's current state to client_pending
// So that we can easily arrange it
struct wlr_layer_surface_state old_state = layer_surface->current;
layer_surface->current = layer_surface->client_pending;
arrange_layers(output);
layer_surface->current = old_state;
}

6
sway/desktop/output.c
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@ -236,6 +236,7 @@ void handle_new_output(struct wl_listener *listener, void *data) {
return;
}
output->wlr_output = wlr_output;
wlr_output->data = output;
output->server = server;
if (!wl_list_empty(&wlr_output->modes)) {
@ -250,6 +251,11 @@ void handle_new_output(struct wl_listener *listener, void *data) {
return;
}
size_t len = sizeof(output->layers) / sizeof(output->layers[0]);
for (size_t i = 0; i < len; ++i) {
wl_list_init(&output->layers[i]);
}
sway_input_manager_configure_xcursor(input_manager);
wl_signal_add(&wlr_output->events.frame, &output->frame);

10
sway/meson.build
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@ -46,6 +46,7 @@ sway_sources = files(
'ipc-json.c',
'ipc-server.c',
'desktop/output.c',
'desktop/layer_shell.c',
'desktop/wl_shell.c',
'desktop/xdg_shell_v6.c',
'desktop/xwayland.c',
@ -57,14 +58,15 @@ sway_sources = files(
)
sway_deps = [
jsonc,
libcap,
libinput,
math,
pcre,
pixman,
server_protos,
wayland_server,
jsonc,
wlroots,
libcap,
math,
libinput,
xkbcommon,
]

6
sway/server.c
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@ -7,6 +7,7 @@
#include <wlr/render/wlr_renderer.h>
#include <wlr/render/gles2.h>
#include <wlr/types/wlr_compositor.h>
#include <wlr/types/wlr_layer_shell.h>
#include <wlr/types/wlr_wl_shell.h>
// TODO WLR: make Xwayland optional
#include <wlr/xwayland.h>
@ -51,6 +52,11 @@ bool server_init(struct sway_server *server) {
server->new_output.notify = handle_new_output;
wl_signal_add(&server->backend->events.new_output, &server->new_output);
server->layer_shell = wlr_layer_shell_create(server->wl_display);
wl_signal_add(&server->layer_shell->events.new_surface,
&server->layer_shell_surface);
server->layer_shell_surface.notify = handle_layer_shell_surface;
server->xdg_shell_v6 = wlr_xdg_shell_v6_create(server->wl_display);
wl_signal_add(&server->xdg_shell_v6->events.new_surface,
&server->xdg_shell_v6_surface);

2
swaybg/meson.build
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@ -4,12 +4,12 @@ executable(
include_directories: [sway_inc],
dependencies: [
cairo,
client_protos,
gdk_pixbuf,
jsonc,
math,
pango,
pangocairo,
sway_protos,
wayland_client,
wlroots,
],

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