compositor: Support loadable shells

The shell module is responsible for implementing the higher level
compositor behavior.  We default to the desktop-lite shell built in to
the compositor.
This commit is contained in:
Kristian Høgsberg 2011-04-23 13:04:11 -04:00
parent cce1aecd3c
commit 02ec0a5d3a
6 changed files with 113 additions and 56 deletions

View file

@ -8,8 +8,10 @@ AM_CPPFLAGS = \
AM_CFLAGS = $(GCC_CFLAGS)
compositor_LDFLAGS = -export-dynamic
compositor_LDADD = \
$(COMPOSITOR_LIBS)
$(COMPOSITOR_LIBS) \
$(DLOPEN_LIBS)
if ENABLE_DRM_COMPOSITOR
drm_compositor_sources = compositor-drm.c tty.c evdev.c

View file

@ -448,7 +448,7 @@ x11_compositor_handle_event(int fd, uint32_t mask, void *data)
output = x11_compositor_find_output(c, focus_in->event);
notify_keyboard_focus(c->base.input_device,
get_time(),
wlsc_compositor_get_time(),
&output->base, &c->keys);
free(prev);
@ -540,7 +540,8 @@ x11_compositor_handle_event(int fd, uint32_t mask, void *data)
if (focus_in->mode == XCB_NOTIFY_MODE_WHILE_GRABBED)
break;
notify_keyboard_focus(c->base.input_device,
get_time(), NULL, NULL);
wlsc_compositor_get_time(),
NULL, NULL);
break;
default:

View file

@ -32,6 +32,7 @@
#include <gdk-pixbuf/gdk-pixbuf.h>
#include <math.h>
#include <linux/input.h>
#include <dlfcn.h>
#include "wayland-server.h"
#include "compositor.h"
@ -42,6 +43,7 @@
static const char *option_socket_name = NULL;
static const char *option_background = "background.jpg";
static const char *option_geometry = "1024x640";
static const char *option_shell = NULL;
static int option_idle_time = 5;
static int option_connector = 0;
@ -56,6 +58,8 @@ static const GOptionEntry option_entries[] = {
&option_socket_name, "Socket Name" },
{ "idle-time", 'i', 0, G_OPTION_ARG_INT,
&option_idle_time, "Screensaver idle time" },
{ "shell", 'i', 0, G_OPTION_ARG_STRING,
&option_shell, "Shell module" },
{ NULL }
};
@ -123,7 +127,7 @@ wlsc_matrix_transform(struct wlsc_matrix *matrix, struct wlsc_vector *v)
*v = t;
}
void
WL_EXPORT void
wlsc_tweener_init(struct wlsc_tweener *tweener,
double k, double current, double target)
{
@ -133,7 +137,7 @@ wlsc_tweener_init(struct wlsc_tweener *tweener,
tweener->target = target;
}
void
WL_EXPORT void
wlsc_tweener_update(struct wlsc_tweener *tweener, uint32_t msec)
{
double force, current, step;
@ -160,14 +164,14 @@ wlsc_tweener_update(struct wlsc_tweener *tweener, uint32_t msec)
}
}
int
WL_EXPORT int
wlsc_tweener_done(struct wlsc_tweener *tweener)
{
return fabs(tweener->previous - tweener->target) < 0.0002 &&
fabs(tweener->current - tweener->target) < 0.0002;
}
struct wlsc_surface *
WL_EXPORT struct wlsc_surface *
wlsc_surface_create(struct wlsc_compositor *compositor,
int32_t x, int32_t y, int32_t width, int32_t height)
{
@ -209,7 +213,7 @@ wlsc_surface_create(struct wlsc_compositor *compositor,
return surface;
}
void
WL_EXPORT void
wlsc_surface_damage_rectangle(struct wlsc_surface *surface,
int32_t x, int32_t y,
int32_t width, int32_t height)
@ -223,15 +227,15 @@ wlsc_surface_damage_rectangle(struct wlsc_surface *surface,
wlsc_compositor_schedule_repaint(compositor);
}
void
WL_EXPORT void
wlsc_surface_damage(struct wlsc_surface *surface)
{
wlsc_surface_damage_rectangle(surface, 0, 0,
surface->width, surface->height);
}
uint32_t
get_time(void)
WL_EXPORT uint32_t
wlsc_compositor_get_time(void)
{
struct timeval tv;
@ -263,7 +267,7 @@ destroy_surface(struct wl_resource *resource, struct wl_client *client)
wl_list_remove(&surface->buffer_link);
time = get_time();
time = wlsc_compositor_get_time();
wl_list_for_each_safe(l, next,
&surface->surface.destroy_listener_list, link)
l->func(l, &surface->surface, time);
@ -586,7 +590,7 @@ wlsc_surface_raise(struct wlsc_surface *surface)
wl_list_insert(&compositor->surface_list, &surface->link);
}
void
WL_EXPORT void
wlsc_surface_update_matrix(struct wlsc_surface *es)
{
wlsc_matrix_init(&es->matrix);
@ -599,7 +603,7 @@ wlsc_surface_update_matrix(struct wlsc_surface *es)
1.0 / es->width, 1.0 / es->height, 1);
}
void
WL_EXPORT void
wlsc_compositor_damage_all(struct wlsc_compositor *compositor)
{
struct wlsc_output *output;
@ -608,7 +612,7 @@ wlsc_compositor_damage_all(struct wlsc_compositor *compositor)
wlsc_output_damage(output);
}
void
WL_EXPORT void
wlsc_output_finish_frame(struct wlsc_output *output, int msecs)
{
struct wlsc_compositor *compositor = output->compositor;
@ -632,7 +636,7 @@ wlsc_output_finish_frame(struct wlsc_output *output, int msecs)
animation->frame(animation, output, msecs);
}
void
WL_EXPORT void
wlsc_output_damage(struct wlsc_output *output)
{
struct wlsc_compositor *compositor = output->compositor;
@ -654,8 +658,10 @@ fade_frame(struct wlsc_animation *animation,
wlsc_tweener_update(&compositor->fade.tweener, msecs);
if (wlsc_tweener_done(&compositor->fade.tweener)) {
if (compositor->fade.tweener.current > 0.999)
if (compositor->fade.tweener.current > 0.999) {
compositor->state = WLSC_COMPOSITOR_SLEEPING;
compositor->shell->lock(compositor->shell);
}
compositor->fade.tweener.current =
compositor->fade.tweener.target;
wl_list_remove(&animation->link);
@ -717,11 +723,6 @@ wlsc_output_repaint(struct wlsc_output *output)
&output->previous_damage_region);
pixman_region32_copy(&output->previous_damage_region, &new_damage);
if (ec->state == WLSC_COMPOSITOR_SLEEPING) {
glClear(GL_COLOR_BUFFER_BIT);
return;
}
if (ec->focus)
if (output->set_hardware_cursor(output, ec->input_device) < 0)
using_hardware_cursor = 0;
@ -729,8 +730,7 @@ wlsc_output_repaint(struct wlsc_output *output)
using_hardware_cursor = 0;
es = container_of(ec->surface_list.next, struct wlsc_surface, link);
if (es->map_type == WLSC_SURFACE_MAP_FULLSCREEN &&
es->fullscreen_output == output) {
if (es->fullscreen_output == output) {
if (es->visual == &ec->compositor.rgb_visual &&
using_hardware_cursor) {
if (output->prepare_scanout_surface(output, es) == 0) {
@ -827,7 +827,7 @@ repaint(void *data)
return 1;
}
void
WL_EXPORT void
wlsc_compositor_schedule_repaint(struct wlsc_compositor *compositor)
{
struct wlsc_output *output;
@ -845,7 +845,7 @@ wlsc_compositor_schedule_repaint(struct wlsc_compositor *compositor)
compositor->repaint_on_timeout = 1;
}
void
WL_EXPORT void
wlsc_compositor_fade(struct wlsc_compositor *compositor, float tint)
{
int done;
@ -856,7 +856,8 @@ wlsc_compositor_fade(struct wlsc_compositor *compositor, float tint)
return;
if (done)
compositor->fade.tweener.timestamp = get_time();
compositor->fade.tweener.timestamp =
wlsc_compositor_get_time();
wlsc_compositor_damage_all(compositor);
if (wl_list_empty(&compositor->fade.animation.link))
@ -871,7 +872,7 @@ surface_destroy(struct wl_client *client,
wl_resource_destroy(&surface->resource, client);
}
void
WL_EXPORT void
wlsc_surface_assign_output(struct wlsc_surface *es)
{
struct wlsc_compositor *ec = es->compositor;
@ -920,6 +921,8 @@ surface_attach(struct wl_client *client,
if (x != 0 || y != 0)
wlsc_surface_assign_output(es);
wlsc_surface_update_matrix(es);
es->compositor->shell->attach(es->compositor->shell, es);
}
static void
@ -1180,7 +1183,7 @@ static const struct wl_grab_interface motion_grab_interface = {
motion_grab_end
};
void
WL_EXPORT void
wlsc_compositor_wake(struct wlsc_compositor *compositor)
{
if (compositor->idle_inhibit)
@ -1294,7 +1297,7 @@ notify_motion(struct wl_input_device *device, uint32_t time, int x, int y)
wlsc_surface_damage(wd->sprite);
}
void
WL_EXPORT void
wlsc_surface_activate(struct wlsc_surface *surface,
struct wlsc_input_device *device, uint32_t time)
{
@ -1367,7 +1370,7 @@ terminate_binding(struct wl_input_device *device, uint32_t time,
wl_display_terminate(compositor->wl_display);
}
struct wlsc_binding *
WL_EXPORT struct wlsc_binding *
wlsc_compositor_add_binding(struct wlsc_compositor *compositor,
uint32_t key, uint32_t button, uint32_t modifier,
wlsc_binding_handler_t handler, void *data)
@ -1388,7 +1391,7 @@ wlsc_compositor_add_binding(struct wlsc_compositor *compositor,
return binding;
}
void
WL_EXPORT void
wlsc_binding_destroy(struct wlsc_binding *binding)
{
wl_list_remove(&binding->link);
@ -1861,9 +1864,6 @@ wlsc_compositor_init(struct wlsc_compositor *ec, struct wl_display *display)
ec->fade.animation.frame = fade_frame;
wl_list_init(&ec->fade.animation.link);
wlsc_shell_init(ec);
wlsc_switcher_init(ec);
wlsc_compositor_add_binding(ec, KEY_BACKSPACE, 0,
MODIFIER_CTRL | MODIFIER_ALT,
terminate_binding, ec);
@ -1917,6 +1917,8 @@ int main(int argc, char *argv[])
GError *error = NULL;
GOptionContext *context;
int width, height;
void *shell_module;
int (*shell_init)(struct wlsc_compositor *ec);
g_type_init(); /* GdkPixbuf needs this, it seems. */
@ -1936,6 +1938,21 @@ int main(int argc, char *argv[])
ec = NULL;
shell_init = desktop_shell_init;
if (option_shell) {
shell_module = dlopen(option_shell, RTLD_LAZY);
if (!shell_module) {
fprintf(stderr, "failed to load shell module: %m\n");
exit(EXIT_FAILURE);
}
shell_init = dlsym(shell_module, "shell_init");
if (!shell_init) {
fprintf(stderr,
"failed to lookup shell init function: %m\n");
exit(EXIT_FAILURE);
}
}
#if BUILD_WAYLAND_COMPOSITOR
if (getenv("WAYLAND_DISPLAY"))
ec = wayland_compositor_create(display, width, height);
@ -1961,6 +1978,9 @@ int main(int argc, char *argv[])
exit(EXIT_FAILURE);
}
if (shell_init(ec) < 0)
exit(EXIT_FAILURE);
if (wl_display_add_socket(display, option_socket_name)) {
fprintf(stderr, "failed to add socket: %m\n");
exit(EXIT_FAILURE);

View file

@ -112,6 +112,11 @@ struct wlsc_tweener {
uint32_t timestamp;
};
struct wlsc_shell {
void (*lock)(struct wlsc_shell *shell);
void (*attach)(struct wlsc_shell *shell, struct wlsc_surface *surface);
};
enum {
WLSC_COMPOSITOR_ACTIVE,
WLSC_COMPOSITOR_SLEEPING
@ -132,8 +137,7 @@ struct wlsc_compositor {
struct wlsc_shader solid_shader;
struct wl_display *wl_display;
/* We implement the shell interface. */
struct wl_shell shell;
struct wlsc_shell *shell;
/* There can be more than one, but not right now... */
struct wl_input_device *input_device;
@ -296,7 +300,7 @@ wlsc_selection_set_focus(struct wl_selection *selection,
struct wl_surface *surface, uint32_t time);
uint32_t
get_time(void);
wlsc_compositor_get_time(void);
int
wlsc_compositor_init(struct wlsc_compositor *ec, struct wl_display *display);
@ -313,7 +317,7 @@ wlsc_input_device_init(struct wlsc_input_device *device,
struct wlsc_compositor *ec);
int
wlsc_shell_init(struct wlsc_compositor *ec);
desktop_shell_init(struct wlsc_compositor *ec);
void
wlsc_switcher_init(struct wlsc_compositor *compositor);

View file

@ -28,6 +28,11 @@
#include "wayland-server.h"
#include "compositor.h"
struct wl_shell {
struct wl_object object;
struct wlsc_shell shell;
};
struct wlsc_move_grab {
struct wl_grab grab;
struct wlsc_surface *surface;
@ -110,6 +115,7 @@ struct wlsc_resize_grab {
uint32_t edges;
int32_t dx, dy, width, height;
struct wlsc_surface *surface;
struct wl_shell *shell;
};
static void
@ -118,8 +124,6 @@ resize_grab_motion(struct wl_grab *grab,
{
struct wlsc_resize_grab *resize = (struct wlsc_resize_grab *) grab;
struct wl_input_device *device = grab->input_device;
struct wlsc_compositor *ec =
(struct wlsc_compositor *) device->compositor;
struct wl_surface *surface = &resize->surface->surface;
int32_t width, height;
@ -139,7 +143,7 @@ resize_grab_motion(struct wl_grab *grab,
height = resize->height;
}
wl_client_post_event(surface->client, &ec->shell.object,
wl_client_post_event(surface->client, &resize->shell->object,
WL_SHELL_CONFIGURE, time, resize->edges,
surface, width, height);
}
@ -195,6 +199,7 @@ shell_resize(struct wl_client *client, struct wl_shell *shell,
resize->width = es->width;
resize->height = es->height;
resize->surface = es;
resize->shell = shell;
if (edges == 0 || edges > 15 ||
(edges & 3) == 3 || (edges & 12) == 12)
@ -243,7 +248,8 @@ destroy_drag(struct wl_resource *resource, struct wl_client *client)
wl_list_remove(&drag->drag_focus_listener.link);
if (drag->grab.input_device)
wl_input_device_end_grab(drag->grab.input_device, get_time());
wl_input_device_end_grab(drag->grab.input_device,
wlsc_compositor_get_time());
free(drag);
}
@ -614,7 +620,8 @@ destroy_selection(struct wl_resource *resource, struct wl_client *client)
if (wd && wd->selection == selection) {
wd->selection = NULL;
wlsc_selection_set_focus(selection, NULL, get_time());
wlsc_selection_set_focus(selection, NULL,
wlsc_compositor_get_time());
}
wl_list_remove(&selection->selection_focus_listener.link);
@ -667,23 +674,21 @@ static void
move_binding(struct wl_input_device *device, uint32_t time,
uint32_t key, uint32_t button, uint32_t state, void *data)
{
struct wlsc_compositor *compositor = data;
struct wl_shell *shell = data;
struct wlsc_surface *surface =
(struct wlsc_surface *) device->pointer_focus;
if (surface == NULL)
return;
shell_move(NULL,
(struct wl_shell *) &compositor->shell,
&surface->surface, device, time);
shell_move(NULL, shell, &surface->surface, device, time);
}
static void
resize_binding(struct wl_input_device *device, uint32_t time,
uint32_t key, uint32_t button, uint32_t state, void *data)
{
struct wlsc_compositor *compositor = data;
struct wl_shell *shell = data;
struct wlsc_surface *surface =
(struct wlsc_surface *) device->pointer_focus;
uint32_t edges = 0;
@ -709,15 +714,30 @@ resize_binding(struct wl_input_device *device, uint32_t time,
else
edges |= WL_SHELL_RESIZE_BOTTOM;
shell_resize(NULL,
(struct wl_shell *) &compositor->shell,
&surface->surface, device, time, edges);
shell_resize(NULL, shell, &surface->surface, device, time, edges);
}
static void
lock(struct wlsc_shell *shell)
{
}
static void
attach(struct wlsc_shell *shell, struct wlsc_surface *surface)
{
}
int
wlsc_shell_init(struct wlsc_compositor *ec)
desktop_shell_init(struct wlsc_compositor *ec)
{
struct wl_shell *shell = &ec->shell;
struct wl_shell *shell;
shell = malloc(sizeof *shell);
if (shell == NULL)
return -1;
shell->shell.lock = lock;
shell->shell.attach = attach;
shell->object.interface = &wl_shell_interface;
shell->object.implementation = (void (**)(void)) &shell_interface;
@ -726,9 +746,11 @@ wlsc_shell_init(struct wlsc_compositor *ec)
return -1;
wlsc_compositor_add_binding(ec, 0, BTN_LEFT, MODIFIER_SUPER,
move_binding, ec);
move_binding, shell);
wlsc_compositor_add_binding(ec, 0, BTN_MIDDLE, MODIFIER_SUPER,
resize_binding, ec);
resize_binding, shell);
ec->shell = &shell->shell;
return 0;
}

View file

@ -15,8 +15,16 @@ AM_SILENT_RULES([yes])
AC_PROG_CC
AC_PROG_RANLIB
# Initialize libtool
LT_PREREQ([2.2])
LT_INIT
PKG_PROG_PKG_CONFIG()
AC_CHECK_FUNC([dlopen], [],
AC_CHECK_LIB([dl], [dlopen], DLOPEN_LIBS="-ldl"))
AC_SUBST(DLOPEN_LIBS)
PKG_CHECK_MODULES(COMPOSITOR,
[wayland-server wayland-client wayland-egl egl >= 7.10 glesv2 gdk-pixbuf-2.0 libudev >= 136 libdrm >= 2.4.23] pixman-1 x11 x11-xcb)
PKG_CHECK_MODULES(SIMPLE_CLIENT, [egl >= 7.10 glesv2 wayland-client wayland-egl])