From 13e8e4717e31978a9108f696f97d2be6c44b9a77 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Kristian=20H=C3=B8gsberg?= Date: Tue, 15 May 2012 09:26:24 -0400 Subject: [PATCH] xwm: Reparent X windows, paint a red decoration frame It's red, and that's about it. --- configure.ac | 2 +- src/xserver-launcher.c | 180 ++++++++++++++++++++++++++++++++++++++++++++----- 2 files changed, 166 insertions(+), 16 deletions(-) diff --git a/configure.ac b/configure.ac index 9a029f1..748115e 100644 --- a/configure.ac +++ b/configure.ac @@ -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], diff --git a/src/xserver-launcher.c b/src/xserver-launcher.c index 1bd1afd..aa80a4a 100644 --- a/src/xserver-launcher.c +++ b/src/xserver-launcher.c @@ -34,6 +34,7 @@ #include #include +#include #include @@ -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); -- 2.7.4