xwm: Reparent X windows, paint a red decoration frame

It's red, and that's about it.
Kristian Høgsberg 13 years ago
parent c7ca355ec5
commit 13e8e4717e
  1. 2
      configure.ac
  2. 180
      src/xserver-launcher.c

@ -40,7 +40,7 @@ AC_ARG_ENABLE(xserver-launcher, [ --enable-xserver-launcher],,
enable_xserver_launcher=yes)
AM_CONDITIONAL(ENABLE_XSERVER_LAUNCHER, test x$enable_xserver_launcher = xyes)
if test x$enable_xserver_launcher = xyes; then
PKG_CHECK_MODULES([XSERVER_LAUNCHER], xcb xcb-xfixes)
PKG_CHECK_MODULES([XSERVER_LAUNCHER], xcb xcb-xfixes cairo-xcb)
AC_DEFINE([BUILD_XSERVER_LAUNCHER], [1], [Build the X server launcher])
AC_ARG_WITH(xserver-path, AS_HELP_STRING([--with-xserver-path=PATH],

@ -34,6 +34,7 @@
#include <xcb/xcb.h>
#include <xcb/xfixes.h>
#include <cairo/cairo-xcb.h>
#include <wayland-server.h>
@ -71,6 +72,7 @@ struct weston_wm {
struct hash_table *window_hash;
struct weston_xserver *server;
xcb_window_t wm_window;
int border_width;
xcb_window_t selection_window;
int incr;
@ -117,6 +119,7 @@ struct weston_wm {
struct weston_wm_window {
xcb_window_t id;
xcb_window_t frame_id;
struct weston_surface *surface;
struct shell_surface *shsurf;
struct wl_listener surface_destroy_listener;
@ -125,6 +128,7 @@ struct weston_wm_window {
struct weston_wm_window *transient_for;
uint32_t protocols;
xcb_atom_t type;
int width, height;
};
static struct weston_wm_window *
@ -498,6 +502,7 @@ weston_wm_handle_configure_request(struct weston_wm *wm, xcb_generic_event_t *ev
{
xcb_configure_request_event_t *configure_request =
(xcb_configure_request_event_t *) event;
struct weston_wm_window *window;
uint32_t values[16];
int i = 0;
@ -506,16 +511,23 @@ weston_wm_handle_configure_request(struct weston_wm *wm, xcb_generic_event_t *ev
configure_request->x, configure_request->y,
configure_request->width, configure_request->height);
window = hash_table_lookup(wm->window_hash, configure_request->window);
if (configure_request->value_mask & XCB_CONFIG_WINDOW_X)
values[i++] = configure_request->x;
if (configure_request->value_mask & XCB_CONFIG_WINDOW_Y)
values[i++] = configure_request->y;
if (configure_request->value_mask & XCB_CONFIG_WINDOW_WIDTH)
if (configure_request->value_mask & XCB_CONFIG_WINDOW_WIDTH) {
values[i++] = configure_request->width;
if (configure_request->value_mask & XCB_CONFIG_WINDOW_HEIGHT)
window->width = configure_request->width;
}
if (configure_request->value_mask & XCB_CONFIG_WINDOW_HEIGHT) {
values[i++] = configure_request->height;
if (configure_request->value_mask & XCB_CONFIG_WINDOW_BORDER_WIDTH)
values[i++] = configure_request->border_width;
window->height = configure_request->height;
}
values[i++] = 0; /* XCB_CONFIG_WINDOW_BORDER_WIDTH */
if (configure_request->value_mask & XCB_CONFIG_WINDOW_SIBLING)
values[i++] = configure_request->sibling;
if (configure_request->value_mask & XCB_CONFIG_WINDOW_STACK_MODE)
@ -523,7 +535,8 @@ weston_wm_handle_configure_request(struct weston_wm *wm, xcb_generic_event_t *ev
xcb_configure_window(wm->conn,
configure_request->window,
configure_request->value_mask, values);
configure_request->value_mask |
XCB_CONFIG_WINDOW_BORDER_WIDTH, values);
}
static void
@ -577,15 +590,64 @@ weston_xserver_surface_activate(struct wl_listener *listener, void *data)
XCB_TIME_CURRENT_TIME);
}
static int
our_resource(struct weston_wm *wm, uint32_t id)
{
const xcb_setup_t *setup;
setup = xcb_get_setup(wm->conn);
return (id & ~setup->resource_id_mask) == setup->resource_id_base;
}
static void
weston_wm_handle_map_request(struct weston_wm *wm, xcb_generic_event_t *event)
{
xcb_map_request_event_t *map_request =
(xcb_map_request_event_t *) event;
struct weston_wm_window *window;
uint32_t values[1];
if (our_resource(wm, map_request->window)) {
fprintf(stderr, "XCB_MAP_REQUEST (window %d, ours)\n",
map_request->window);
return;
}
fprintf(stderr, "XCB_MAP_REQUEST (window %d)\n", map_request->window);
window = hash_table_lookup(wm->window_hash, map_request->window);
values[0] =
XCB_EVENT_MASK_KEY_PRESS |
XCB_EVENT_MASK_KEY_RELEASE |
XCB_EVENT_MASK_BUTTON_PRESS |
XCB_EVENT_MASK_BUTTON_RELEASE |
XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY |
XCB_EVENT_MASK_EXPOSURE;
window->frame_id = xcb_generate_id(wm->conn);
xcb_create_window(wm->conn,
XCB_COPY_FROM_PARENT,
window->frame_id,
wm->screen->root,
0, 0,
window->width + wm->border_width * 2,
window->height + wm->border_width * 2,
0,
XCB_WINDOW_CLASS_INPUT_OUTPUT,
wm->screen->root_visual,
XCB_CW_EVENT_MASK, values);
xcb_reparent_window(wm->conn, window->id, window->frame_id,
wm->border_width, wm->border_width);
fprintf(stderr, "XCB_MAP_REQUEST (window %d, %p, frame %d)\n",
window->id, window, window->frame_id);
xcb_change_save_set(wm->conn, XCB_SET_MODE_DELETE, window->id);
xcb_map_window(wm->conn, map_request->window);
xcb_map_window(wm->conn, window->frame_id);
hash_table_insert(wm->window_hash, window->frame_id, window);
}
static void
@ -594,12 +656,80 @@ weston_wm_handle_map_notify(struct weston_wm *wm, xcb_generic_event_t *event)
xcb_map_notify_event_t *map_notify = (xcb_map_notify_event_t *) event;
struct weston_wm_window *window;
if (our_resource(wm, map_notify->window)) {
fprintf(stderr, "XCB_MAP_NOTIFY (window %d, ours)\n",
map_notify->window);
return;
}
fprintf(stderr, "XCB_MAP_NOTIFY (window %d)\n", map_notify->window);
window = hash_table_lookup(wm->window_hash, map_notify->window);
weston_wm_activate(wm, window, XCB_TIME_CURRENT_TIME);
}
static xcb_render_pictforminfo_t *
find_depth (xcb_connection_t *connection, int depth)
{
xcb_render_query_pict_formats_reply_t *formats;
xcb_render_query_pict_formats_cookie_t cookie;
xcb_render_pictforminfo_iterator_t i;
cookie = xcb_render_query_pict_formats(connection);
xcb_flush(connection);
formats = xcb_render_query_pict_formats_reply(connection, cookie, 0);
if (formats == NULL)
return NULL;
for (i = xcb_render_query_pict_formats_formats_iterator (formats);
i.rem;
xcb_render_pictforminfo_next (&i)) {
if (i.data->type != XCB_RENDER_PICT_TYPE_DIRECT)
continue;
if (depth != i.data->depth)
continue;
free(formats);
return i.data;
}
free(formats);
return NULL;
}
static void
weston_wm_handle_expose(struct weston_wm *wm, xcb_generic_event_t *event)
{
cairo_surface_t *surface;
cairo_t *cr;
xcb_render_pictforminfo_t *render_format;
struct weston_wm_window *window;
xcb_expose_event_t *expose = (xcb_expose_event_t *) event;
int width, height;
window = hash_table_lookup(wm->window_hash, expose->window);
width = window->width + wm->border_width * 20;
height = window->height + wm->border_width * 20;
render_format = find_depth(wm->conn, 24);
surface = cairo_xcb_surface_create_with_xrender_format(wm->conn,
wm->screen,
window->frame_id,
render_format,
width,
height);
cr = cairo_create(surface);
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
cairo_set_source_rgba(cr, 1, 0, 0, 0.8);
cairo_paint(cr);
cairo_destroy(cr);
cairo_surface_destroy(surface);
}
static const size_t incr_chunk_size = 64 * 1024;
static void
@ -906,8 +1036,14 @@ weston_wm_handle_create_notify(struct weston_wm *wm, xcb_generic_event_t *event)
struct weston_wm_window *window;
uint32_t values[1];
fprintf(stderr, "XCB_CREATE_NOTIFY (window %d)\n",
create_notify->window);
fprintf(stderr,
"XCB_CREATE_NOTIFY (window %d, width %d, height %d%s)\n",
create_notify->window,
create_notify->width, create_notify->height,
our_resource(wm, create_notify->window) ? ", ours" : "");
if (our_resource(wm, create_notify->window))
return;
window = malloc(sizeof *window);
if (window == NULL) {
@ -921,6 +1057,10 @@ weston_wm_handle_create_notify(struct weston_wm *wm, xcb_generic_event_t *event)
memset(window, 0, sizeof *window);
window->id = create_notify->window;
window->width = create_notify->width;
window->height = create_notify->height;
hash_table_insert(wm->window_hash, window->id, window);
}
@ -931,18 +1071,20 @@ weston_wm_handle_destroy_notify(struct weston_wm *wm, xcb_generic_event_t *event
(xcb_destroy_notify_event_t *) event;
struct weston_wm_window *window;
fprintf(stderr, "XCB_DESTROY_NOTIFY, win %d\n",
destroy_notify->window);
window = hash_table_lookup(wm->window_hash, destroy_notify->window);
if (window == NULL) {
fprintf(stderr, "destroy notify for unknow window %d\n",
if (our_resource(wm, destroy_notify->window)) {
fprintf(stderr, "XCB_DESTROY_NOTIFY, win %d (ours)\n",
destroy_notify->window);
return;
}
fprintf(stderr, "destroy window %p\n", window);
window = hash_table_lookup(wm->window_hash, destroy_notify->window);
fprintf(stderr, "XCB_DESTROY_NOTIFY, win %d (%p)\n",
destroy_notify->window, window);
hash_table_remove(wm->window_hash, window->id);
hash_table_remove(wm->window_hash, window->frame_id);
xcb_destroy_window(wm->conn, window->frame_id);
if (window->surface)
wl_list_remove(&window->surface_destroy_listener.link);
free(window);
@ -1013,6 +1155,13 @@ weston_wm_handle_event(int fd, uint32_t mask, void *data)
while (event = xcb_poll_for_event(wm->conn), event != NULL) {
switch (event->response_type & ~0x80) {
case XCB_BUTTON_PRESS:
case XCB_BUTTON_RELEASE:
fprintf(stderr, "button %d\n", event->response_type);
break;
case XCB_EXPOSE:
weston_wm_handle_expose(wm, event);
break;
case XCB_CREATE_NOTIFY:
weston_wm_handle_create_notify(wm, event);
break;
@ -1245,6 +1394,7 @@ weston_wm_create(struct weston_xserver *wxs)
XCB_EVENT_MASK_PROPERTY_CHANGE;
xcb_change_window_attributes(wm->conn, wm->screen->root,
XCB_CW_EVENT_MASK, values);
wm->border_width = 10;
weston_wm_create_wm_window(wm);

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