2 * Copyright © 2011 Intel Corporation
4 * Permission to use, copy, modify, distribute, and sell this software and
5 * its documentation for any purpose is hereby granted without fee, provided
6 * that the above copyright notice appear in all copies and that both that
7 * copyright notice and this permission notice appear in supporting
8 * documentation, and that the name of the copyright holders not be used in
9 * advertising or publicity pertaining to distribution of the software
10 * without specific, written prior permission. The copyright holders make
11 * no representations about the suitability of this software for any
12 * purpose. It is provided "as is" without express or implied warranty.
14 * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
15 * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
16 * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
17 * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
18 * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
19 * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
20 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
28 #include <sys/socket.h>
34 #include <X11/Xcursor/Xcursor.h>
35 #include <linux/input.h>
39 #include "cairo-util.h"
40 #include "compositor.h"
41 #include "xserver-server-protocol.h"
44 struct wm_size_hints {
47 int32_t width, height; /* should set so old wm's don't mess up */
48 int32_t min_width, min_height;
49 int32_t max_width, max_height;
50 int32_t width_inc, height_inc;
54 } min_aspect, max_aspect;
55 int32_t base_width, base_height;
59 #define USPosition (1L << 0)
60 #define USSize (1L << 1)
61 #define PPosition (1L << 2)
62 #define PSize (1L << 3)
63 #define PMinSize (1L << 4)
64 #define PMaxSize (1L << 5)
65 #define PResizeInc (1L << 6)
66 #define PAspect (1L << 7)
67 #define PBaseSize (1L << 8)
68 #define PWinGravity (1L << 9)
70 struct motif_wm_hints {
78 #define MWM_HINTS_FUNCTIONS (1L << 0)
79 #define MWM_HINTS_DECORATIONS (1L << 1)
80 #define MWM_HINTS_INPUT_MODE (1L << 2)
81 #define MWM_HINTS_STATUS (1L << 3)
83 #define MWM_FUNC_ALL (1L << 0)
84 #define MWM_FUNC_RESIZE (1L << 1)
85 #define MWM_FUNC_MOVE (1L << 2)
86 #define MWM_FUNC_MINIMIZE (1L << 3)
87 #define MWM_FUNC_MAXIMIZE (1L << 4)
88 #define MWM_FUNC_CLOSE (1L << 5)
90 #define MWM_DECOR_ALL (1L << 0)
91 #define MWM_DECOR_BORDER (1L << 1)
92 #define MWM_DECOR_RESIZEH (1L << 2)
93 #define MWM_DECOR_TITLE (1L << 3)
94 #define MWM_DECOR_MENU (1L << 4)
95 #define MWM_DECOR_MINIMIZE (1L << 5)
96 #define MWM_DECOR_MAXIMIZE (1L << 6)
98 #define MWM_INPUT_MODELESS 0
99 #define MWM_INPUT_PRIMARY_APPLICATION_MODAL 1
100 #define MWM_INPUT_SYSTEM_MODAL 2
101 #define MWM_INPUT_FULL_APPLICATION_MODAL 3
102 #define MWM_INPUT_APPLICATION_MODAL MWM_INPUT_PRIMARY_APPLICATION_MODAL
104 #define MWM_TEAROFF_WINDOW (1L<<0)
106 #define _NET_WM_MOVERESIZE_SIZE_TOPLEFT 0
107 #define _NET_WM_MOVERESIZE_SIZE_TOP 1
108 #define _NET_WM_MOVERESIZE_SIZE_TOPRIGHT 2
109 #define _NET_WM_MOVERESIZE_SIZE_RIGHT 3
110 #define _NET_WM_MOVERESIZE_SIZE_BOTTOMRIGHT 4
111 #define _NET_WM_MOVERESIZE_SIZE_BOTTOM 5
112 #define _NET_WM_MOVERESIZE_SIZE_BOTTOMLEFT 6
113 #define _NET_WM_MOVERESIZE_SIZE_LEFT 7
114 #define _NET_WM_MOVERESIZE_MOVE 8 /* movement only */
115 #define _NET_WM_MOVERESIZE_SIZE_KEYBOARD 9 /* size via keyboard */
116 #define _NET_WM_MOVERESIZE_MOVE_KEYBOARD 10 /* move via keyboard */
117 #define _NET_WM_MOVERESIZE_CANCEL 11 /* cancel operation */
119 struct weston_wm_window {
120 struct weston_wm *wm;
122 xcb_window_t frame_id;
124 cairo_surface_t *cairo_surface;
125 struct weston_surface *surface;
126 struct shell_surface *shsurf;
127 struct weston_view *view;
128 struct wl_listener surface_destroy_listener;
129 struct wl_event_source *repaint_source;
130 struct wl_event_source *configure_source;
131 int properties_dirty;
136 struct weston_wm_window *transient_for;
141 int saved_width, saved_height;
143 int override_redirect;
147 struct wm_size_hints size_hints;
148 struct motif_wm_hints motif_hints;
151 static struct weston_wm_window *
152 get_wm_window(struct weston_surface *surface);
155 weston_wm_window_schedule_repaint(struct weston_wm_window *window);
157 static int __attribute__ ((format (printf, 1, 2)))
158 wm_log(const char *fmt, ...)
165 l = weston_vlog(fmt, argp);
174 static int __attribute__ ((format (printf, 1, 2)))
175 wm_log_continue(const char *fmt, ...)
182 l = weston_vlog_continue(fmt, argp);
193 get_atom_name(xcb_connection_t *c, xcb_atom_t atom)
195 xcb_get_atom_name_cookie_t cookie;
196 xcb_get_atom_name_reply_t *reply;
197 xcb_generic_error_t *e;
198 static char buffer[64];
200 if (atom == XCB_ATOM_NONE)
203 cookie = xcb_get_atom_name (c, atom);
204 reply = xcb_get_atom_name_reply (c, cookie, &e);
207 snprintf(buffer, sizeof buffer, "%.*s",
208 xcb_get_atom_name_name_length (reply),
209 xcb_get_atom_name_name (reply));
211 snprintf(buffer, sizeof buffer, "(atom %u)", atom);
220 xcb_cursor_image_load_cursor(struct weston_wm *wm, const XcursorImage *img)
222 xcb_connection_t *c = wm->conn;
223 xcb_screen_iterator_t s = xcb_setup_roots_iterator(xcb_get_setup(c));
224 xcb_screen_t *screen = s.data;
227 xcb_render_picture_t pic;
229 int stride = img->width * 4;
231 pix = xcb_generate_id(c);
232 xcb_create_pixmap(c, 32, pix, screen->root, img->width, img->height);
234 pic = xcb_generate_id(c);
235 xcb_render_create_picture(c, pic, pix, wm->format_rgba.id, 0, 0);
237 gc = xcb_generate_id(c);
238 xcb_create_gc(c, gc, pix, 0, 0);
240 xcb_put_image(c, XCB_IMAGE_FORMAT_Z_PIXMAP, pix, gc,
241 img->width, img->height, 0, 0, 0, 32,
242 stride * img->height, (uint8_t *) img->pixels);
245 cursor = xcb_generate_id(c);
246 xcb_render_create_cursor(c, cursor, pic, img->xhot, img->yhot);
248 xcb_render_free_picture(c, pic);
249 xcb_free_pixmap(c, pix);
255 xcb_cursor_images_load_cursor(struct weston_wm *wm, const XcursorImages *images)
257 /* TODO: treat animated cursors as well */
258 if (images->nimage != 1)
261 return xcb_cursor_image_load_cursor(wm, images->images[0]);
265 xcb_cursor_library_load_cursor(struct weston_wm *wm, const char *file)
268 XcursorImages *images;
275 v = getenv ("XCURSOR_SIZE");
282 images = XcursorLibraryLoadImages (file, NULL, size);
286 cursor = xcb_cursor_images_load_cursor (wm, images);
287 XcursorImagesDestroy (images);
293 dump_property(struct weston_wm *wm,
294 xcb_atom_t property, xcb_get_property_reply_t *reply)
297 const char *text_value, *name;
298 xcb_atom_t *atom_value;
302 width = wm_log_continue("%s: ", get_atom_name(wm->conn, property));
304 wm_log_continue("(no reply)\n");
308 width += wm_log_continue("%s/%d, length %d (value_len %d): ",
309 get_atom_name(wm->conn, reply->type),
311 xcb_get_property_value_length(reply),
314 if (reply->type == wm->atom.incr) {
315 incr_value = xcb_get_property_value(reply);
316 wm_log_continue("%d\n", *incr_value);
317 } else if (reply->type == wm->atom.utf8_string ||
318 reply->type == wm->atom.string) {
319 text_value = xcb_get_property_value(reply);
320 if (reply->value_len > 40)
323 len = reply->value_len;
324 wm_log_continue("\"%.*s\"\n", len, text_value);
325 } else if (reply->type == XCB_ATOM_ATOM) {
326 atom_value = xcb_get_property_value(reply);
327 for (i = 0; i < reply->value_len; i++) {
328 name = get_atom_name(wm->conn, atom_value[i]);
329 if (width + strlen(name) + 2 > 78) {
330 wm_log_continue("\n ");
333 width += wm_log_continue(", ");
336 width += wm_log_continue("%s", name);
338 wm_log_continue("\n");
340 wm_log_continue("huh?\n");
345 read_and_dump_property(struct weston_wm *wm,
346 xcb_window_t window, xcb_atom_t property)
348 xcb_get_property_reply_t *reply;
349 xcb_get_property_cookie_t cookie;
351 cookie = xcb_get_property(wm->conn, 0, window,
352 property, XCB_ATOM_ANY, 0, 2048);
353 reply = xcb_get_property_reply(wm->conn, cookie, NULL);
355 dump_property(wm, property, reply);
360 /* We reuse some predefined, but otherwise useles atoms */
361 #define TYPE_WM_PROTOCOLS XCB_ATOM_CUT_BUFFER0
362 #define TYPE_MOTIF_WM_HINTS XCB_ATOM_CUT_BUFFER1
363 #define TYPE_NET_WM_STATE XCB_ATOM_CUT_BUFFER2
364 #define TYPE_WM_NORMAL_HINTS XCB_ATOM_CUT_BUFFER3
367 weston_wm_window_read_properties(struct weston_wm_window *window)
369 struct weston_wm *wm = window->wm;
370 struct weston_shell_interface *shell_interface =
371 &wm->server->compositor->shell_interface;
373 #define F(field) offsetof(struct weston_wm_window, field)
379 { XCB_ATOM_WM_CLASS, XCB_ATOM_STRING, F(class) },
380 { XCB_ATOM_WM_NAME, XCB_ATOM_STRING, F(name) },
381 { XCB_ATOM_WM_TRANSIENT_FOR, XCB_ATOM_WINDOW, F(transient_for) },
382 { wm->atom.wm_protocols, TYPE_WM_PROTOCOLS, F(protocols) },
383 { wm->atom.wm_normal_hints, TYPE_WM_NORMAL_HINTS, F(protocols) },
384 { wm->atom.net_wm_state, TYPE_NET_WM_STATE },
385 { wm->atom.net_wm_window_type, XCB_ATOM_ATOM, F(type) },
386 { wm->atom.net_wm_name, XCB_ATOM_STRING, F(name) },
387 { wm->atom.net_wm_pid, XCB_ATOM_CARDINAL, F(pid) },
388 { wm->atom.motif_wm_hints, TYPE_MOTIF_WM_HINTS, 0 },
389 { wm->atom.wm_client_machine, XCB_ATOM_WM_CLIENT_MACHINE, F(machine) },
393 xcb_get_property_cookie_t cookie[ARRAY_LENGTH(props)];
394 xcb_get_property_reply_t *reply;
400 if (!window->properties_dirty)
402 window->properties_dirty = 0;
404 for (i = 0; i < ARRAY_LENGTH(props); i++)
405 cookie[i] = xcb_get_property(wm->conn,
409 XCB_ATOM_ANY, 0, 2048);
411 window->decorate = !window->override_redirect;
412 window->size_hints.flags = 0;
413 window->motif_hints.flags = 0;
414 window->delete_window = 0;
416 for (i = 0; i < ARRAY_LENGTH(props); i++) {
417 reply = xcb_get_property_reply(wm->conn, cookie[i], NULL);
419 /* Bad window, typically */
421 if (reply->type == XCB_ATOM_NONE) {
422 /* No such property */
427 p = ((char *) window + props[i].offset);
429 switch (props[i].type) {
430 case XCB_ATOM_WM_CLIENT_MACHINE:
431 case XCB_ATOM_STRING:
432 /* FIXME: We're using this for both string and
438 strndup(xcb_get_property_value(reply),
439 xcb_get_property_value_length(reply));
441 case XCB_ATOM_WINDOW:
442 xid = xcb_get_property_value(reply);
443 *(struct weston_wm_window **) p =
444 hash_table_lookup(wm->window_hash, *xid);
446 case XCB_ATOM_CARDINAL:
448 atom = xcb_get_property_value(reply);
449 *(xcb_atom_t *) p = *atom;
451 case TYPE_WM_PROTOCOLS:
452 atom = xcb_get_property_value(reply);
453 for (i = 0; i < reply->value_len; i++)
454 if (atom[i] == wm->atom.wm_delete_window)
455 window->delete_window = 1;
459 case TYPE_WM_NORMAL_HINTS:
460 memcpy(&window->size_hints,
461 xcb_get_property_value(reply),
462 sizeof window->size_hints);
464 case TYPE_NET_WM_STATE:
465 window->fullscreen = 0;
466 atom = xcb_get_property_value(reply);
467 for (i = 0; i < reply->value_len; i++)
468 if (atom[i] == wm->atom.net_wm_state_fullscreen)
469 window->fullscreen = 1;
471 case TYPE_MOTIF_WM_HINTS:
472 memcpy(&window->motif_hints,
473 xcb_get_property_value(reply),
474 sizeof window->motif_hints);
475 if (window->motif_hints.flags & MWM_HINTS_DECORATIONS)
477 window->motif_hints.decorations > 0;
485 if (window->shsurf && window->name)
486 shell_interface->set_title(window->shsurf, window->name);
487 if (window->frame && window->name)
488 frame_set_title(window->frame, window->name);
492 weston_wm_window_get_frame_size(struct weston_wm_window *window,
493 int *width, int *height)
495 struct theme *t = window->wm->theme;
497 if (window->fullscreen) {
498 *width = window->width;
499 *height = window->height;
500 } else if (window->decorate && window->frame) {
501 *width = frame_width(window->frame);
502 *height = frame_height(window->frame);
504 *width = window->width + t->margin * 2;
505 *height = window->height + t->margin * 2;
510 weston_wm_window_get_child_position(struct weston_wm_window *window,
513 struct theme *t = window->wm->theme;
515 if (window->fullscreen) {
518 } else if (window->decorate && window->frame) {
519 frame_interior(window->frame, x, y, NULL, NULL);
527 weston_wm_window_send_configure_notify(struct weston_wm_window *window)
529 xcb_configure_notify_event_t configure_notify;
530 struct weston_wm *wm = window->wm;
533 weston_wm_window_get_child_position(window, &x, &y);
534 configure_notify.response_type = XCB_CONFIGURE_NOTIFY;
535 configure_notify.pad0 = 0;
536 configure_notify.event = window->id;
537 configure_notify.window = window->id;
538 configure_notify.above_sibling = XCB_WINDOW_NONE;
539 configure_notify.x = x;
540 configure_notify.y = y;
541 configure_notify.width = window->width;
542 configure_notify.height = window->height;
543 configure_notify.border_width = 0;
544 configure_notify.override_redirect = 0;
545 configure_notify.pad1 = 0;
547 xcb_send_event(wm->conn, 0, window->id,
548 XCB_EVENT_MASK_STRUCTURE_NOTIFY,
549 (char *) &configure_notify);
553 weston_wm_handle_configure_request(struct weston_wm *wm, xcb_generic_event_t *event)
555 xcb_configure_request_event_t *configure_request =
556 (xcb_configure_request_event_t *) event;
557 struct weston_wm_window *window;
558 uint32_t mask, values[16];
559 int x, y, width, height, i = 0;
561 wm_log("XCB_CONFIGURE_REQUEST (window %d) %d,%d @ %dx%d\n",
562 configure_request->window,
563 configure_request->x, configure_request->y,
564 configure_request->width, configure_request->height);
566 window = hash_table_lookup(wm->window_hash, configure_request->window);
568 if (window->fullscreen) {
569 weston_wm_window_send_configure_notify(window);
573 if (configure_request->value_mask & XCB_CONFIG_WINDOW_WIDTH)
574 window->width = configure_request->width;
575 if (configure_request->value_mask & XCB_CONFIG_WINDOW_HEIGHT)
576 window->height = configure_request->height;
579 frame_resize_inside(window->frame, window->width, window->height);
581 weston_wm_window_get_child_position(window, &x, &y);
584 values[i++] = window->width;
585 values[i++] = window->height;
587 mask = XCB_CONFIG_WINDOW_X | XCB_CONFIG_WINDOW_Y |
588 XCB_CONFIG_WINDOW_WIDTH | XCB_CONFIG_WINDOW_HEIGHT |
589 XCB_CONFIG_WINDOW_BORDER_WIDTH;
590 if (configure_request->value_mask & XCB_CONFIG_WINDOW_SIBLING) {
591 values[i++] = configure_request->sibling;
592 mask |= XCB_CONFIG_WINDOW_SIBLING;
594 if (configure_request->value_mask & XCB_CONFIG_WINDOW_STACK_MODE) {
595 values[i++] = configure_request->stack_mode;
596 mask |= XCB_CONFIG_WINDOW_STACK_MODE;
599 xcb_configure_window(wm->conn, window->id, mask, values);
601 weston_wm_window_get_frame_size(window, &width, &height);
604 mask = XCB_CONFIG_WINDOW_WIDTH | XCB_CONFIG_WINDOW_HEIGHT;
605 xcb_configure_window(wm->conn, window->frame_id, mask, values);
607 weston_wm_window_schedule_repaint(window);
611 our_resource(struct weston_wm *wm, uint32_t id)
613 const xcb_setup_t *setup;
615 setup = xcb_get_setup(wm->conn);
617 return (id & ~setup->resource_id_mask) == setup->resource_id_base;
621 weston_wm_handle_configure_notify(struct weston_wm *wm, xcb_generic_event_t *event)
623 xcb_configure_notify_event_t *configure_notify =
624 (xcb_configure_notify_event_t *) event;
625 struct weston_wm_window *window;
627 wm_log("XCB_CONFIGURE_NOTIFY (window %d) %d,%d @ %dx%d\n",
628 configure_notify->window,
629 configure_notify->x, configure_notify->y,
630 configure_notify->width, configure_notify->height);
632 window = hash_table_lookup(wm->window_hash, configure_notify->window);
633 window->x = configure_notify->x;
634 window->y = configure_notify->y;
635 if (window->override_redirect) {
636 window->width = configure_notify->width;
637 window->height = configure_notify->height;
639 frame_resize_inside(window->frame,
640 window->width, window->height);
645 weston_wm_kill_client(struct wl_listener *listener, void *data)
647 struct weston_surface *surface = data;
648 struct weston_wm_window *window = get_wm_window(surface);
654 gethostname(name, 1024);
656 /* this is only one heuristic to guess the PID of a client is valid,
657 * assuming it's compliant with icccm and ewmh. Non-compliants and
658 * remote applications of course fail. */
659 if (!strcmp(window->machine, name) && window->pid != 0)
660 kill(window->pid, SIGKILL);
664 weston_wm_window_activate(struct wl_listener *listener, void *data)
666 struct weston_surface *surface = data;
667 struct weston_wm_window *window = NULL;
668 struct weston_wm *wm =
669 container_of(listener, struct weston_wm, activate_listener);
670 xcb_client_message_event_t client_message;
673 window = get_wm_window(surface);
677 client_message.response_type = XCB_CLIENT_MESSAGE;
678 client_message.format = 32;
679 client_message.window = window->id;
680 client_message.type = wm->atom.wm_protocols;
681 client_message.data.data32[0] = wm->atom.wm_take_focus;
682 client_message.data.data32[1] = XCB_TIME_CURRENT_TIME;
684 xcb_send_event(wm->conn, 0, window->id,
685 XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT,
686 (char *) &client_message);
688 xcb_set_input_focus (wm->conn, XCB_INPUT_FOCUS_POINTER_ROOT,
689 window->id, XCB_TIME_CURRENT_TIME);
691 xcb_set_input_focus (wm->conn,
692 XCB_INPUT_FOCUS_POINTER_ROOT,
694 XCB_TIME_CURRENT_TIME);
697 if (wm->focus_window) {
698 if (wm->focus_window->frame)
699 frame_unset_flag(wm->focus_window->frame, FRAME_FLAG_ACTIVE);
700 weston_wm_window_schedule_repaint(wm->focus_window);
702 wm->focus_window = window;
703 if (wm->focus_window) {
704 if (wm->focus_window->frame)
705 frame_set_flag(wm->focus_window->frame, FRAME_FLAG_ACTIVE);
706 weston_wm_window_schedule_repaint(wm->focus_window);
711 weston_wm_window_transform(struct wl_listener *listener, void *data)
713 struct weston_surface *surface = data;
714 struct weston_wm_window *window = get_wm_window(surface);
715 struct weston_wm *wm =
716 container_of(listener, struct weston_wm, transform_listener);
717 uint32_t mask, values[2];
722 if (!window->view || !weston_view_is_mapped(window->view))
725 if (window->x != window->view->geometry.x ||
726 window->y != window->view->geometry.y) {
727 values[0] = window->view->geometry.x;
728 values[1] = window->view->geometry.y;
729 mask = XCB_CONFIG_WINDOW_X | XCB_CONFIG_WINDOW_Y;
731 xcb_configure_window(wm->conn, window->frame_id, mask, values);
736 #define ICCCM_WITHDRAWN_STATE 0
737 #define ICCCM_NORMAL_STATE 1
738 #define ICCCM_ICONIC_STATE 3
741 weston_wm_window_set_wm_state(struct weston_wm_window *window, int32_t state)
743 struct weston_wm *wm = window->wm;
744 uint32_t property[2];
747 property[1] = XCB_WINDOW_NONE;
749 xcb_change_property(wm->conn,
750 XCB_PROP_MODE_REPLACE,
759 weston_wm_window_set_net_wm_state(struct weston_wm_window *window)
761 struct weston_wm *wm = window->wm;
762 uint32_t property[1];
766 if (window->fullscreen)
767 property[i++] = wm->atom.net_wm_state_fullscreen;
769 xcb_change_property(wm->conn,
770 XCB_PROP_MODE_REPLACE,
772 wm->atom.net_wm_state,
779 weston_wm_window_create_frame(struct weston_wm_window *window)
781 struct weston_wm *wm = window->wm;
783 int x, y, width, height;
785 window->frame = frame_create(window->wm->theme,
786 window->width, window->height,
787 FRAME_BUTTON_CLOSE, window->name);
788 frame_resize_inside(window->frame, window->width, window->height);
790 weston_wm_window_get_frame_size(window, &width, &height);
791 weston_wm_window_get_child_position(window, &x, &y);
793 values[0] = wm->screen->black_pixel;
795 XCB_EVENT_MASK_KEY_PRESS |
796 XCB_EVENT_MASK_KEY_RELEASE |
797 XCB_EVENT_MASK_BUTTON_PRESS |
798 XCB_EVENT_MASK_BUTTON_RELEASE |
799 XCB_EVENT_MASK_POINTER_MOTION |
800 XCB_EVENT_MASK_ENTER_WINDOW |
801 XCB_EVENT_MASK_LEAVE_WINDOW |
802 XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY |
803 XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT;
804 values[2] = wm->colormap;
806 window->frame_id = xcb_generate_id(wm->conn);
807 xcb_create_window(wm->conn,
814 XCB_WINDOW_CLASS_INPUT_OUTPUT,
816 XCB_CW_BORDER_PIXEL |
818 XCB_CW_COLORMAP, values);
820 xcb_reparent_window(wm->conn, window->id, window->frame_id, x, y);
823 xcb_configure_window(wm->conn, window->id,
824 XCB_CONFIG_WINDOW_BORDER_WIDTH, values);
826 window->cairo_surface =
827 cairo_xcb_surface_create_with_xrender_format(wm->conn,
833 hash_table_insert(wm->window_hash, window->frame_id, window);
837 weston_wm_handle_map_request(struct weston_wm *wm, xcb_generic_event_t *event)
839 xcb_map_request_event_t *map_request =
840 (xcb_map_request_event_t *) event;
841 struct weston_wm_window *window;
843 if (our_resource(wm, map_request->window)) {
844 wm_log("XCB_MAP_REQUEST (window %d, ours)\n",
845 map_request->window);
849 window = hash_table_lookup(wm->window_hash, map_request->window);
851 weston_wm_window_read_properties(window);
853 if (window->frame_id == XCB_WINDOW_NONE)
854 weston_wm_window_create_frame(window);
856 wm_log("XCB_MAP_REQUEST (window %d, %p, frame %d)\n",
857 window->id, window, window->frame_id);
859 weston_wm_window_set_wm_state(window, ICCCM_NORMAL_STATE);
860 weston_wm_window_set_net_wm_state(window);
862 xcb_map_window(wm->conn, map_request->window);
863 xcb_map_window(wm->conn, window->frame_id);
867 weston_wm_handle_map_notify(struct weston_wm *wm, xcb_generic_event_t *event)
869 xcb_map_notify_event_t *map_notify = (xcb_map_notify_event_t *) event;
871 if (our_resource(wm, map_notify->window)) {
872 wm_log("XCB_MAP_NOTIFY (window %d, ours)\n",
877 wm_log("XCB_MAP_NOTIFY (window %d)\n", map_notify->window);
881 weston_wm_handle_unmap_notify(struct weston_wm *wm, xcb_generic_event_t *event)
883 xcb_unmap_notify_event_t *unmap_notify =
884 (xcb_unmap_notify_event_t *) event;
885 struct weston_wm_window *window;
887 wm_log("XCB_UNMAP_NOTIFY (window %d, event %d%s)\n",
888 unmap_notify->window,
890 our_resource(wm, unmap_notify->window) ? ", ours" : "");
892 if (our_resource(wm, unmap_notify->window))
895 if (unmap_notify->response_type & SEND_EVENT_MASK)
896 /* We just ignore the ICCCM 4.1.4 synthetic unmap notify
897 * as it may come in after we've destroyed the window. */
900 window = hash_table_lookup(wm->window_hash, unmap_notify->window);
901 if (wm->focus_window == window)
902 wm->focus_window = NULL;
904 wl_list_remove(&window->surface_destroy_listener.link);
905 window->surface = NULL;
906 window->shsurf = NULL;
908 xcb_unmap_window(wm->conn, window->frame_id);
912 weston_wm_window_draw_decoration(void *data)
914 struct weston_wm_window *window = data;
915 struct weston_wm *wm = window->wm;
916 struct theme *t = wm->theme;
918 int x, y, width, height;
919 int32_t input_x, input_y, input_w, input_h;
923 weston_wm_window_read_properties(window);
925 window->repaint_source = NULL;
927 weston_wm_window_get_frame_size(window, &width, &height);
928 weston_wm_window_get_child_position(window, &x, &y);
930 cairo_xcb_surface_set_size(window->cairo_surface, width, height);
931 cr = cairo_create(window->cairo_surface);
933 if (window->fullscreen) {
935 } else if (window->decorate) {
936 if (wm->focus_window == window)
937 flags |= THEME_FRAME_ACTIVE;
939 frame_repaint(window->frame, cr);
941 cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
942 cairo_set_source_rgba(cr, 0, 0, 0, 0);
945 cairo_set_operator(cr, CAIRO_OPERATOR_OVER);
946 cairo_set_source_rgba(cr, 0, 0, 0, 0.45);
947 tile_mask(cr, t->shadow, 2, 2, width + 8, height + 8, 64, 64);
952 if (window->surface) {
953 pixman_region32_fini(&window->surface->pending.opaque);
954 if(window->has_alpha) {
955 pixman_region32_init(&window->surface->pending.opaque);
957 /* We leave an extra pixel around the X window area to
958 * make sure we don't sample from the undefined alpha
959 * channel when filtering. */
960 pixman_region32_init_rect(&window->surface->pending.opaque,
966 weston_view_geometry_dirty(window->view);
968 pixman_region32_fini(&window->surface->pending.input);
970 if (window->fullscreen) {
973 input_w = window->width;
974 input_h = window->height;
975 } else if (window->decorate) {
976 frame_input_rect(window->frame, &input_x, &input_y,
980 pixman_region32_init_rect(&window->surface->pending.input,
981 input_x, input_y, input_w, input_h);
986 weston_wm_window_schedule_repaint(struct weston_wm_window *window)
988 struct weston_wm *wm = window->wm;
991 if (window->frame_id == XCB_WINDOW_NONE) {
992 if (window->surface != NULL) {
993 weston_wm_window_get_frame_size(window, &width, &height);
994 pixman_region32_fini(&window->surface->pending.opaque);
995 if(window->has_alpha) {
996 pixman_region32_init(&window->surface->pending.opaque);
998 pixman_region32_init_rect(&window->surface->pending.opaque, 0, 0,
1002 weston_view_geometry_dirty(window->view);
1007 if (window->repaint_source)
1010 window->repaint_source =
1011 wl_event_loop_add_idle(wm->server->loop,
1012 weston_wm_window_draw_decoration,
1017 weston_wm_handle_property_notify(struct weston_wm *wm, xcb_generic_event_t *event)
1019 xcb_property_notify_event_t *property_notify =
1020 (xcb_property_notify_event_t *) event;
1021 struct weston_wm_window *window;
1023 window = hash_table_lookup(wm->window_hash, property_notify->window);
1027 window->properties_dirty = 1;
1029 wm_log("XCB_PROPERTY_NOTIFY: window %d, ", property_notify->window);
1030 if (property_notify->state == XCB_PROPERTY_DELETE)
1031 wm_log("deleted\n");
1033 read_and_dump_property(wm, property_notify->window,
1034 property_notify->atom);
1036 if (property_notify->atom == wm->atom.net_wm_name ||
1037 property_notify->atom == XCB_ATOM_WM_NAME)
1038 weston_wm_window_schedule_repaint(window);
1042 weston_wm_window_create(struct weston_wm *wm,
1043 xcb_window_t id, int width, int height, int x, int y, int override)
1045 struct weston_wm_window *window;
1047 xcb_get_geometry_cookie_t geometry_cookie;
1048 xcb_get_geometry_reply_t *geometry_reply;
1050 window = zalloc(sizeof *window);
1051 if (window == NULL) {
1052 wm_log("failed to allocate window\n");
1056 geometry_cookie = xcb_get_geometry(wm->conn, id);
1058 values[0] = XCB_EVENT_MASK_PROPERTY_CHANGE;
1059 xcb_change_window_attributes(wm->conn, id, XCB_CW_EVENT_MASK, values);
1063 window->properties_dirty = 1;
1064 window->override_redirect = override;
1065 window->width = width;
1066 window->height = height;
1070 geometry_reply = xcb_get_geometry_reply(wm->conn, geometry_cookie, NULL);
1071 /* technically we should use XRender and check the visual format's
1072 alpha_mask, but checking depth is simpler and works in all known cases */
1073 if(geometry_reply != NULL)
1074 window->has_alpha = geometry_reply->depth == 32;
1075 free(geometry_reply);
1077 hash_table_insert(wm->window_hash, id, window);
1081 weston_wm_window_destroy(struct weston_wm_window *window)
1083 struct weston_wm *wm = window->wm;
1085 if (window->repaint_source)
1086 wl_event_source_remove(window->repaint_source);
1087 if (window->cairo_surface)
1088 cairo_surface_destroy(window->cairo_surface);
1090 if (window->frame_id) {
1091 xcb_reparent_window(wm->conn, window->id, wm->wm_window, 0, 0);
1092 xcb_destroy_window(wm->conn, window->frame_id);
1093 weston_wm_window_set_wm_state(window, ICCCM_WITHDRAWN_STATE);
1094 hash_table_remove(wm->window_hash, window->frame_id);
1095 window->frame_id = XCB_WINDOW_NONE;
1098 hash_table_remove(window->wm->window_hash, window->id);
1103 weston_wm_handle_create_notify(struct weston_wm *wm, xcb_generic_event_t *event)
1105 xcb_create_notify_event_t *create_notify =
1106 (xcb_create_notify_event_t *) event;
1108 wm_log("XCB_CREATE_NOTIFY (window %d, width %d, height %d%s%s)\n",
1109 create_notify->window,
1110 create_notify->width, create_notify->height,
1111 create_notify->override_redirect ? ", override" : "",
1112 our_resource(wm, create_notify->window) ? ", ours" : "");
1114 if (our_resource(wm, create_notify->window))
1117 weston_wm_window_create(wm, create_notify->window,
1118 create_notify->width, create_notify->height,
1119 create_notify->x, create_notify->y,
1120 create_notify->override_redirect);
1124 weston_wm_handle_destroy_notify(struct weston_wm *wm, xcb_generic_event_t *event)
1126 xcb_destroy_notify_event_t *destroy_notify =
1127 (xcb_destroy_notify_event_t *) event;
1128 struct weston_wm_window *window;
1130 wm_log("XCB_DESTROY_NOTIFY, win %d, event %d%s\n",
1131 destroy_notify->window,
1132 destroy_notify->event,
1133 our_resource(wm, destroy_notify->window) ? ", ours" : "");
1135 if (our_resource(wm, destroy_notify->window))
1138 window = hash_table_lookup(wm->window_hash, destroy_notify->window);
1139 weston_wm_window_destroy(window);
1143 weston_wm_handle_reparent_notify(struct weston_wm *wm, xcb_generic_event_t *event)
1145 xcb_reparent_notify_event_t *reparent_notify =
1146 (xcb_reparent_notify_event_t *) event;
1147 struct weston_wm_window *window;
1149 wm_log("XCB_REPARENT_NOTIFY (window %d, parent %d, event %d)\n",
1150 reparent_notify->window,
1151 reparent_notify->parent,
1152 reparent_notify->event);
1154 if (reparent_notify->parent == wm->screen->root) {
1155 weston_wm_window_create(wm, reparent_notify->window, 10, 10,
1156 reparent_notify->x, reparent_notify->y,
1157 reparent_notify->override_redirect);
1158 } else if (!our_resource(wm, reparent_notify->parent)) {
1159 window = hash_table_lookup(wm->window_hash,
1160 reparent_notify->window);
1161 weston_wm_window_destroy(window);
1165 struct weston_seat *
1166 weston_wm_pick_seat(struct weston_wm *wm)
1168 return container_of(wm->server->compositor->seat_list.next,
1169 struct weston_seat, link);
1173 weston_wm_window_handle_moveresize(struct weston_wm_window *window,
1174 xcb_client_message_event_t *client_message)
1176 static const int map[] = {
1177 THEME_LOCATION_RESIZING_TOP_LEFT,
1178 THEME_LOCATION_RESIZING_TOP,
1179 THEME_LOCATION_RESIZING_TOP_RIGHT,
1180 THEME_LOCATION_RESIZING_RIGHT,
1181 THEME_LOCATION_RESIZING_BOTTOM_RIGHT,
1182 THEME_LOCATION_RESIZING_BOTTOM,
1183 THEME_LOCATION_RESIZING_BOTTOM_LEFT,
1184 THEME_LOCATION_RESIZING_LEFT
1187 struct weston_wm *wm = window->wm;
1188 struct weston_seat *seat = weston_wm_pick_seat(wm);
1190 struct weston_shell_interface *shell_interface =
1191 &wm->server->compositor->shell_interface;
1193 if (seat->pointer->button_count != 1 || !window->view
1194 || seat->pointer->focus != window->view)
1197 detail = client_message->data.data32[2];
1199 case _NET_WM_MOVERESIZE_MOVE:
1200 shell_interface->move(window->shsurf, seat);
1202 case _NET_WM_MOVERESIZE_SIZE_TOPLEFT:
1203 case _NET_WM_MOVERESIZE_SIZE_TOP:
1204 case _NET_WM_MOVERESIZE_SIZE_TOPRIGHT:
1205 case _NET_WM_MOVERESIZE_SIZE_RIGHT:
1206 case _NET_WM_MOVERESIZE_SIZE_BOTTOMRIGHT:
1207 case _NET_WM_MOVERESIZE_SIZE_BOTTOM:
1208 case _NET_WM_MOVERESIZE_SIZE_BOTTOMLEFT:
1209 case _NET_WM_MOVERESIZE_SIZE_LEFT:
1210 shell_interface->resize(window->shsurf, seat, map[detail]);
1212 case _NET_WM_MOVERESIZE_CANCEL:
1217 #define _NET_WM_STATE_REMOVE 0
1218 #define _NET_WM_STATE_ADD 1
1219 #define _NET_WM_STATE_TOGGLE 2
1222 update_state(int action, int *state)
1224 int new_state, changed;
1227 case _NET_WM_STATE_REMOVE:
1230 case _NET_WM_STATE_ADD:
1233 case _NET_WM_STATE_TOGGLE:
1234 new_state = !*state;
1240 changed = (*state != new_state);
1247 weston_wm_window_configure(void *data);
1250 weston_wm_window_handle_state(struct weston_wm_window *window,
1251 xcb_client_message_event_t *client_message)
1253 struct weston_wm *wm = window->wm;
1254 struct weston_shell_interface *shell_interface =
1255 &wm->server->compositor->shell_interface;
1256 uint32_t action, property;
1258 action = client_message->data.data32[0];
1259 property = client_message->data.data32[1];
1261 if (property == wm->atom.net_wm_state_fullscreen &&
1262 update_state(action, &window->fullscreen)) {
1263 weston_wm_window_set_net_wm_state(window);
1264 if (window->fullscreen) {
1265 window->saved_width = window->width;
1266 window->saved_height = window->height;
1269 shell_interface->set_fullscreen(window->shsurf,
1270 WL_SHELL_SURFACE_FULLSCREEN_METHOD_DEFAULT,
1273 shell_interface->set_toplevel(window->shsurf);
1274 window->width = window->saved_width;
1275 window->height = window->saved_height;
1277 frame_resize_inside(window->frame,
1280 weston_wm_window_configure(window);
1286 weston_wm_handle_client_message(struct weston_wm *wm,
1287 xcb_generic_event_t *event)
1289 xcb_client_message_event_t *client_message =
1290 (xcb_client_message_event_t *) event;
1291 struct weston_wm_window *window;
1293 window = hash_table_lookup(wm->window_hash, client_message->window);
1295 wm_log("XCB_CLIENT_MESSAGE (%s %d %d %d %d %d win %d)\n",
1296 get_atom_name(wm->conn, client_message->type),
1297 client_message->data.data32[0],
1298 client_message->data.data32[1],
1299 client_message->data.data32[2],
1300 client_message->data.data32[3],
1301 client_message->data.data32[4],
1302 client_message->window);
1304 if (client_message->type == wm->atom.net_wm_moveresize)
1305 weston_wm_window_handle_moveresize(window, client_message);
1306 else if (client_message->type == wm->atom.net_wm_state)
1307 weston_wm_window_handle_state(window, client_message);
1315 XWM_CURSOR_TOP_LEFT,
1316 XWM_CURSOR_TOP_RIGHT,
1317 XWM_CURSOR_BOTTOM_LEFT,
1318 XWM_CURSOR_BOTTOM_RIGHT,
1319 XWM_CURSOR_LEFT_PTR,
1323 * The following correspondences between file names and cursors was copied
1324 * from: https://bugs.kde.org/attachment.cgi?id=67313
1327 static const char *bottom_left_corners[] = {
1328 "bottom_left_corner",
1333 static const char *bottom_right_corners[] = {
1334 "bottom_right_corner",
1339 static const char *bottom_sides[] = {
1345 static const char *left_ptrs[] = {
1352 static const char *left_sides[] = {
1358 static const char *right_sides[] = {
1364 static const char *top_left_corners[] = {
1370 static const char *top_right_corners[] = {
1376 static const char *top_sides[] = {
1382 struct cursor_alternatives {
1387 static const struct cursor_alternatives cursors[] = {
1388 {top_sides, ARRAY_LENGTH(top_sides)},
1389 {bottom_sides, ARRAY_LENGTH(bottom_sides)},
1390 {left_sides, ARRAY_LENGTH(left_sides)},
1391 {right_sides, ARRAY_LENGTH(right_sides)},
1392 {top_left_corners, ARRAY_LENGTH(top_left_corners)},
1393 {top_right_corners, ARRAY_LENGTH(top_right_corners)},
1394 {bottom_left_corners, ARRAY_LENGTH(bottom_left_corners)},
1395 {bottom_right_corners, ARRAY_LENGTH(bottom_right_corners)},
1396 {left_ptrs, ARRAY_LENGTH(left_ptrs)},
1400 weston_wm_create_cursors(struct weston_wm *wm)
1403 int i, count = ARRAY_LENGTH(cursors);
1406 wm->cursors = malloc(count * sizeof(xcb_cursor_t));
1407 for (i = 0; i < count; i++) {
1408 for (j = 0; j < cursors[i].count; j++) {
1409 name = cursors[i].names[j];
1411 xcb_cursor_library_load_cursor(wm, name);
1412 if (wm->cursors[i] != (xcb_cursor_t)-1)
1417 wm->last_cursor = -1;
1421 weston_wm_destroy_cursors(struct weston_wm *wm)
1425 for (i = 0; i < ARRAY_LENGTH(cursors); i++)
1426 xcb_free_cursor(wm->conn, wm->cursors[i]);
1432 get_cursor_for_location(enum theme_location location)
1434 // int location = theme_get_location(t, x, y, width, height, 0);
1437 case THEME_LOCATION_RESIZING_TOP:
1438 return XWM_CURSOR_TOP;
1439 case THEME_LOCATION_RESIZING_BOTTOM:
1440 return XWM_CURSOR_BOTTOM;
1441 case THEME_LOCATION_RESIZING_LEFT:
1442 return XWM_CURSOR_LEFT;
1443 case THEME_LOCATION_RESIZING_RIGHT:
1444 return XWM_CURSOR_RIGHT;
1445 case THEME_LOCATION_RESIZING_TOP_LEFT:
1446 return XWM_CURSOR_TOP_LEFT;
1447 case THEME_LOCATION_RESIZING_TOP_RIGHT:
1448 return XWM_CURSOR_TOP_RIGHT;
1449 case THEME_LOCATION_RESIZING_BOTTOM_LEFT:
1450 return XWM_CURSOR_BOTTOM_LEFT;
1451 case THEME_LOCATION_RESIZING_BOTTOM_RIGHT:
1452 return XWM_CURSOR_BOTTOM_RIGHT;
1453 case THEME_LOCATION_EXTERIOR:
1454 case THEME_LOCATION_TITLEBAR:
1456 return XWM_CURSOR_LEFT_PTR;
1461 weston_wm_window_set_cursor(struct weston_wm *wm, xcb_window_t window_id,
1464 uint32_t cursor_value_list;
1466 if (wm->last_cursor == cursor)
1469 wm->last_cursor = cursor;
1471 cursor_value_list = wm->cursors[cursor];
1472 xcb_change_window_attributes (wm->conn, window_id,
1473 XCB_CW_CURSOR, &cursor_value_list);
1474 xcb_flush(wm->conn);
1478 weston_wm_window_close(struct weston_wm_window *window, xcb_timestamp_t time)
1480 xcb_client_message_event_t client_message;
1482 if (window->delete_window) {
1483 client_message.response_type = XCB_CLIENT_MESSAGE;
1484 client_message.format = 32;
1485 client_message.window = window->id;
1486 client_message.type = window->wm->atom.wm_protocols;
1487 client_message.data.data32[0] =
1488 window->wm->atom.wm_delete_window;
1489 client_message.data.data32[1] = time;
1491 xcb_send_event(window->wm->conn, 0, window->id,
1492 XCB_EVENT_MASK_NO_EVENT,
1493 (char *) &client_message);
1495 xcb_kill_client(window->wm->conn, window->id);
1500 weston_wm_handle_button(struct weston_wm *wm, xcb_generic_event_t *event)
1502 xcb_button_press_event_t *button = (xcb_button_press_event_t *) event;
1503 struct weston_shell_interface *shell_interface =
1504 &wm->server->compositor->shell_interface;
1505 struct weston_seat *seat = weston_wm_pick_seat(wm);
1506 struct weston_wm_window *window;
1507 enum theme_location location;
1508 enum frame_button_state button_state;
1511 wm_log("XCB_BUTTON_%s (detail %d)\n",
1512 button->response_type == XCB_BUTTON_PRESS ?
1513 "PRESS" : "RELEASE", button->detail);
1515 window = hash_table_lookup(wm->window_hash, button->event);
1516 if (!window || !window->decorate)
1519 if (button->detail != 1 && button->detail != 2)
1522 button_state = button->response_type == XCB_BUTTON_PRESS ?
1523 FRAME_BUTTON_PRESSED : FRAME_BUTTON_RELEASED;
1524 button_id = button->detail == 1 ? BTN_LEFT : BTN_RIGHT;
1526 location = frame_pointer_button(window->frame, NULL,
1527 button_id, button_state);
1528 if (frame_status(window->frame) & FRAME_STATUS_REPAINT)
1529 weston_wm_window_schedule_repaint(window);
1531 if (frame_status(window->frame) & FRAME_STATUS_MOVE) {
1532 shell_interface->move(window->shsurf, seat);
1533 frame_status_clear(window->frame, FRAME_STATUS_MOVE);
1536 if (frame_status(window->frame) & FRAME_STATUS_RESIZE) {
1537 shell_interface->resize(window->shsurf, seat, location);
1538 frame_status_clear(window->frame, FRAME_STATUS_RESIZE);
1541 if (frame_status(window->frame) & FRAME_STATUS_CLOSE) {
1542 weston_wm_window_close(window, button->time);
1543 frame_status_clear(window->frame, FRAME_STATUS_CLOSE);
1548 weston_wm_handle_motion(struct weston_wm *wm, xcb_generic_event_t *event)
1550 xcb_motion_notify_event_t *motion = (xcb_motion_notify_event_t *) event;
1551 struct weston_wm_window *window;
1552 enum theme_location location;
1555 window = hash_table_lookup(wm->window_hash, motion->event);
1556 if (!window || !window->decorate)
1559 location = frame_pointer_motion(window->frame, NULL,
1560 motion->event_x, motion->event_y);
1561 if (frame_status(window->frame) & FRAME_STATUS_REPAINT)
1562 weston_wm_window_schedule_repaint(window);
1564 cursor = get_cursor_for_location(location);
1565 weston_wm_window_set_cursor(wm, window->frame_id, cursor);
1569 weston_wm_handle_enter(struct weston_wm *wm, xcb_generic_event_t *event)
1571 xcb_enter_notify_event_t *enter = (xcb_enter_notify_event_t *) event;
1572 struct weston_wm_window *window;
1573 enum theme_location location;
1576 window = hash_table_lookup(wm->window_hash, enter->event);
1577 if (!window || !window->decorate)
1580 location = frame_pointer_enter(window->frame, NULL,
1581 enter->event_x, enter->event_y);
1582 if (frame_status(window->frame) & FRAME_STATUS_REPAINT)
1583 weston_wm_window_schedule_repaint(window);
1585 cursor = get_cursor_for_location(location);
1586 weston_wm_window_set_cursor(wm, window->frame_id, cursor);
1590 weston_wm_handle_leave(struct weston_wm *wm, xcb_generic_event_t *event)
1592 xcb_leave_notify_event_t *leave = (xcb_leave_notify_event_t *) event;
1593 struct weston_wm_window *window;
1595 window = hash_table_lookup(wm->window_hash, leave->event);
1596 if (!window || !window->decorate)
1599 frame_pointer_leave(window->frame, NULL);
1600 if (frame_status(window->frame) & FRAME_STATUS_REPAINT)
1601 weston_wm_window_schedule_repaint(window);
1603 weston_wm_window_set_cursor(wm, window->frame_id, XWM_CURSOR_LEFT_PTR);
1607 weston_wm_handle_event(int fd, uint32_t mask, void *data)
1609 struct weston_wm *wm = data;
1610 xcb_generic_event_t *event;
1613 while (event = xcb_poll_for_event(wm->conn), event != NULL) {
1614 if (weston_wm_handle_selection_event(wm, event)) {
1620 if (weston_wm_handle_dnd_event(wm, event)) {
1626 switch (EVENT_TYPE(event)) {
1627 case XCB_BUTTON_PRESS:
1628 case XCB_BUTTON_RELEASE:
1629 weston_wm_handle_button(wm, event);
1631 case XCB_ENTER_NOTIFY:
1632 weston_wm_handle_enter(wm, event);
1634 case XCB_LEAVE_NOTIFY:
1635 weston_wm_handle_leave(wm, event);
1637 case XCB_MOTION_NOTIFY:
1638 weston_wm_handle_motion(wm, event);
1640 case XCB_CREATE_NOTIFY:
1641 weston_wm_handle_create_notify(wm, event);
1643 case XCB_MAP_REQUEST:
1644 weston_wm_handle_map_request(wm, event);
1646 case XCB_MAP_NOTIFY:
1647 weston_wm_handle_map_notify(wm, event);
1649 case XCB_UNMAP_NOTIFY:
1650 weston_wm_handle_unmap_notify(wm, event);
1652 case XCB_REPARENT_NOTIFY:
1653 weston_wm_handle_reparent_notify(wm, event);
1655 case XCB_CONFIGURE_REQUEST:
1656 weston_wm_handle_configure_request(wm, event);
1658 case XCB_CONFIGURE_NOTIFY:
1659 weston_wm_handle_configure_notify(wm, event);
1661 case XCB_DESTROY_NOTIFY:
1662 weston_wm_handle_destroy_notify(wm, event);
1664 case XCB_MAPPING_NOTIFY:
1665 wm_log("XCB_MAPPING_NOTIFY\n");
1667 case XCB_PROPERTY_NOTIFY:
1668 weston_wm_handle_property_notify(wm, event);
1670 case XCB_CLIENT_MESSAGE:
1671 weston_wm_handle_client_message(wm, event);
1679 xcb_flush(wm->conn);
1685 weston_wm_get_visual_and_colormap(struct weston_wm *wm)
1687 xcb_depth_iterator_t d_iter;
1688 xcb_visualtype_iterator_t vt_iter;
1689 xcb_visualtype_t *visualtype;
1691 d_iter = xcb_screen_allowed_depths_iterator(wm->screen);
1693 while (d_iter.rem > 0) {
1694 if (d_iter.data->depth == 32) {
1695 vt_iter = xcb_depth_visuals_iterator(d_iter.data);
1696 visualtype = vt_iter.data;
1700 xcb_depth_next(&d_iter);
1703 if (visualtype == NULL) {
1704 weston_log("no 32 bit visualtype\n");
1708 wm->visual_id = visualtype->visual_id;
1709 wm->colormap = xcb_generate_id(wm->conn);
1710 xcb_create_colormap(wm->conn, XCB_COLORMAP_ALLOC_NONE,
1711 wm->colormap, wm->screen->root, wm->visual_id);
1715 weston_wm_get_resources(struct weston_wm *wm)
1718 #define F(field) offsetof(struct weston_wm, field)
1720 static const struct { const char *name; int offset; } atoms[] = {
1721 { "WM_PROTOCOLS", F(atom.wm_protocols) },
1722 { "WM_NORMAL_HINTS", F(atom.wm_normal_hints) },
1723 { "WM_TAKE_FOCUS", F(atom.wm_take_focus) },
1724 { "WM_DELETE_WINDOW", F(atom.wm_delete_window) },
1725 { "WM_STATE", F(atom.wm_state) },
1726 { "WM_S0", F(atom.wm_s0) },
1727 { "WM_CLIENT_MACHINE", F(atom.wm_client_machine) },
1728 { "_NET_WM_CM_S0", F(atom.net_wm_cm_s0) },
1729 { "_NET_WM_NAME", F(atom.net_wm_name) },
1730 { "_NET_WM_PID", F(atom.net_wm_pid) },
1731 { "_NET_WM_ICON", F(atom.net_wm_icon) },
1732 { "_NET_WM_STATE", F(atom.net_wm_state) },
1733 { "_NET_WM_STATE_FULLSCREEN", F(atom.net_wm_state_fullscreen) },
1734 { "_NET_WM_USER_TIME", F(atom.net_wm_user_time) },
1735 { "_NET_WM_ICON_NAME", F(atom.net_wm_icon_name) },
1736 { "_NET_WM_WINDOW_TYPE", F(atom.net_wm_window_type) },
1738 { "_NET_WM_WINDOW_TYPE_DESKTOP", F(atom.net_wm_window_type_desktop) },
1739 { "_NET_WM_WINDOW_TYPE_DOCK", F(atom.net_wm_window_type_dock) },
1740 { "_NET_WM_WINDOW_TYPE_TOOLBAR", F(atom.net_wm_window_type_toolbar) },
1741 { "_NET_WM_WINDOW_TYPE_MENU", F(atom.net_wm_window_type_menu) },
1742 { "_NET_WM_WINDOW_TYPE_UTILITY", F(atom.net_wm_window_type_utility) },
1743 { "_NET_WM_WINDOW_TYPE_SPLASH", F(atom.net_wm_window_type_splash) },
1744 { "_NET_WM_WINDOW_TYPE_DIALOG", F(atom.net_wm_window_type_dialog) },
1745 { "_NET_WM_WINDOW_TYPE_DROPDOWN_MENU", F(atom.net_wm_window_type_dropdown) },
1746 { "_NET_WM_WINDOW_TYPE_POPUP_MENU", F(atom.net_wm_window_type_popup) },
1747 { "_NET_WM_WINDOW_TYPE_TOOLTIP", F(atom.net_wm_window_type_tooltip) },
1748 { "_NET_WM_WINDOW_TYPE_NOTIFICATION", F(atom.net_wm_window_type_notification) },
1749 { "_NET_WM_WINDOW_TYPE_COMBO", F(atom.net_wm_window_type_combo) },
1750 { "_NET_WM_WINDOW_TYPE_DND", F(atom.net_wm_window_type_dnd) },
1751 { "_NET_WM_WINDOW_TYPE_NORMAL", F(atom.net_wm_window_type_normal) },
1753 { "_NET_WM_MOVERESIZE", F(atom.net_wm_moveresize) },
1754 { "_NET_SUPPORTING_WM_CHECK",
1755 F(atom.net_supporting_wm_check) },
1756 { "_NET_SUPPORTED", F(atom.net_supported) },
1757 { "_MOTIF_WM_HINTS", F(atom.motif_wm_hints) },
1758 { "CLIPBOARD", F(atom.clipboard) },
1759 { "CLIPBOARD_MANAGER", F(atom.clipboard_manager) },
1760 { "TARGETS", F(atom.targets) },
1761 { "UTF8_STRING", F(atom.utf8_string) },
1762 { "_WL_SELECTION", F(atom.wl_selection) },
1763 { "INCR", F(atom.incr) },
1764 { "TIMESTAMP", F(atom.timestamp) },
1765 { "MULTIPLE", F(atom.multiple) },
1766 { "UTF8_STRING" , F(atom.utf8_string) },
1767 { "COMPOUND_TEXT", F(atom.compound_text) },
1768 { "TEXT", F(atom.text) },
1769 { "STRING", F(atom.string) },
1770 { "text/plain;charset=utf-8", F(atom.text_plain_utf8) },
1771 { "text/plain", F(atom.text_plain) },
1772 { "XdndSelection", F(atom.xdnd_selection) },
1773 { "XdndAware", F(atom.xdnd_aware) },
1774 { "XdndEnter", F(atom.xdnd_enter) },
1775 { "XdndLeave", F(atom.xdnd_leave) },
1776 { "XdndDrop", F(atom.xdnd_drop) },
1777 { "XdndStatus", F(atom.xdnd_status) },
1778 { "XdndFinished", F(atom.xdnd_finished) },
1779 { "XdndTypeList", F(atom.xdnd_type_list) },
1780 { "XdndActionCopy", F(atom.xdnd_action_copy) }
1784 xcb_xfixes_query_version_cookie_t xfixes_cookie;
1785 xcb_xfixes_query_version_reply_t *xfixes_reply;
1786 xcb_intern_atom_cookie_t cookies[ARRAY_LENGTH(atoms)];
1787 xcb_intern_atom_reply_t *reply;
1788 xcb_render_query_pict_formats_reply_t *formats_reply;
1789 xcb_render_query_pict_formats_cookie_t formats_cookie;
1790 xcb_render_pictforminfo_t *formats;
1793 xcb_prefetch_extension_data (wm->conn, &xcb_xfixes_id);
1794 xcb_prefetch_extension_data (wm->conn, &xcb_composite_id);
1796 formats_cookie = xcb_render_query_pict_formats(wm->conn);
1798 for (i = 0; i < ARRAY_LENGTH(atoms); i++)
1799 cookies[i] = xcb_intern_atom (wm->conn, 0,
1800 strlen(atoms[i].name),
1803 for (i = 0; i < ARRAY_LENGTH(atoms); i++) {
1804 reply = xcb_intern_atom_reply (wm->conn, cookies[i], NULL);
1805 *(xcb_atom_t *) ((char *) wm + atoms[i].offset) = reply->atom;
1809 wm->xfixes = xcb_get_extension_data(wm->conn, &xcb_xfixes_id);
1810 if (!wm->xfixes || !wm->xfixes->present)
1811 weston_log("xfixes not available\n");
1813 xfixes_cookie = xcb_xfixes_query_version(wm->conn,
1814 XCB_XFIXES_MAJOR_VERSION,
1815 XCB_XFIXES_MINOR_VERSION);
1816 xfixes_reply = xcb_xfixes_query_version_reply(wm->conn,
1817 xfixes_cookie, NULL);
1819 weston_log("xfixes version: %d.%d\n",
1820 xfixes_reply->major_version, xfixes_reply->minor_version);
1824 formats_reply = xcb_render_query_pict_formats_reply(wm->conn,
1826 if (formats_reply == NULL)
1829 formats = xcb_render_query_pict_formats_formats(formats_reply);
1830 for (i = 0; i < formats_reply->num_formats; i++) {
1831 if (formats[i].direct.red_mask != 0xff &&
1832 formats[i].direct.red_shift != 16)
1834 if (formats[i].type == XCB_RENDER_PICT_TYPE_DIRECT &&
1835 formats[i].depth == 24)
1836 wm->format_rgb = formats[i];
1837 if (formats[i].type == XCB_RENDER_PICT_TYPE_DIRECT &&
1838 formats[i].depth == 32 &&
1839 formats[i].direct.alpha_mask == 0xff &&
1840 formats[i].direct.alpha_shift == 24)
1841 wm->format_rgba = formats[i];
1844 free(formats_reply);
1848 weston_wm_create_wm_window(struct weston_wm *wm)
1850 static const char name[] = "Weston WM";
1852 wm->wm_window = xcb_generate_id(wm->conn);
1853 xcb_create_window(wm->conn,
1854 XCB_COPY_FROM_PARENT,
1860 XCB_WINDOW_CLASS_INPUT_OUTPUT,
1861 wm->screen->root_visual,
1864 xcb_change_property(wm->conn,
1865 XCB_PROP_MODE_REPLACE,
1867 wm->atom.net_supporting_wm_check,
1872 xcb_change_property(wm->conn,
1873 XCB_PROP_MODE_REPLACE,
1875 wm->atom.net_wm_name,
1876 wm->atom.utf8_string,
1878 strlen(name), name);
1880 xcb_change_property(wm->conn,
1881 XCB_PROP_MODE_REPLACE,
1883 wm->atom.net_supporting_wm_check,
1888 /* Claim the WM_S0 selection even though we don't suport
1889 * the --replace functionality. */
1890 xcb_set_selection_owner(wm->conn,
1893 XCB_TIME_CURRENT_TIME);
1895 xcb_set_selection_owner(wm->conn,
1897 wm->atom.net_wm_cm_s0,
1898 XCB_TIME_CURRENT_TIME);
1902 weston_wm_create(struct weston_xserver *wxs)
1904 struct weston_wm *wm;
1905 struct wl_event_loop *loop;
1906 xcb_screen_iterator_t s;
1909 xcb_atom_t supported[3];
1911 wm = zalloc(sizeof *wm);
1916 wm->window_hash = hash_table_create();
1917 if (wm->window_hash == NULL) {
1922 if (socketpair(AF_UNIX, SOCK_STREAM | SOCK_CLOEXEC, 0, sv) < 0) {
1923 weston_log("socketpair failed\n");
1924 hash_table_destroy(wm->window_hash);
1929 xserver_send_client(wxs->resource, sv[1]);
1930 wl_client_flush(wl_resource_get_client(wxs->resource));
1933 /* xcb_connect_to_fd takes ownership of the fd. */
1934 wm->conn = xcb_connect_to_fd(sv[0], NULL);
1935 if (xcb_connection_has_error(wm->conn)) {
1936 weston_log("xcb_connect_to_fd failed\n");
1938 hash_table_destroy(wm->window_hash);
1943 s = xcb_setup_roots_iterator(xcb_get_setup(wm->conn));
1944 wm->screen = s.data;
1946 loop = wl_display_get_event_loop(wxs->wl_display);
1948 wl_event_loop_add_fd(loop, sv[0],
1950 weston_wm_handle_event, wm);
1951 wl_event_source_check(wm->source);
1953 weston_wm_get_resources(wm);
1954 weston_wm_get_visual_and_colormap(wm);
1957 XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY |
1958 XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT |
1959 XCB_EVENT_MASK_PROPERTY_CHANGE;
1960 xcb_change_window_attributes(wm->conn, wm->screen->root,
1961 XCB_CW_EVENT_MASK, values);
1963 xcb_composite_redirect_subwindows(wm->conn, wm->screen->root,
1964 XCB_COMPOSITE_REDIRECT_MANUAL);
1966 wm->theme = theme_create();
1968 weston_wm_create_wm_window(wm);
1970 supported[0] = wm->atom.net_wm_moveresize;
1971 supported[1] = wm->atom.net_wm_state;
1972 supported[2] = wm->atom.net_wm_state_fullscreen;
1973 xcb_change_property(wm->conn,
1974 XCB_PROP_MODE_REPLACE,
1976 wm->atom.net_supported,
1979 ARRAY_LENGTH(supported), supported);
1981 weston_wm_selection_init(wm);
1983 weston_wm_dnd_init(wm);
1985 xcb_flush(wm->conn);
1987 wm->activate_listener.notify = weston_wm_window_activate;
1988 wl_signal_add(&wxs->compositor->activate_signal,
1989 &wm->activate_listener);
1990 wm->transform_listener.notify = weston_wm_window_transform;
1991 wl_signal_add(&wxs->compositor->transform_signal,
1992 &wm->transform_listener);
1993 wm->kill_listener.notify = weston_wm_kill_client;
1994 wl_signal_add(&wxs->compositor->kill_signal,
1995 &wm->kill_listener);
1997 weston_wm_create_cursors(wm);
1998 weston_wm_window_set_cursor(wm, wm->screen->root, XWM_CURSOR_LEFT_PTR);
2000 weston_log("created wm\n");
2006 weston_wm_destroy(struct weston_wm *wm)
2008 /* FIXME: Free windows in hash. */
2009 hash_table_destroy(wm->window_hash);
2010 weston_wm_destroy_cursors(wm);
2011 xcb_disconnect(wm->conn);
2012 wl_event_source_remove(wm->source);
2013 wl_list_remove(&wm->selection_listener.link);
2014 wl_list_remove(&wm->activate_listener.link);
2015 wl_list_remove(&wm->kill_listener.link);
2016 wl_list_remove(&wm->transform_listener.link);
2022 surface_destroy(struct wl_listener *listener, void *data)
2024 struct weston_wm_window *window =
2025 container_of(listener,
2026 struct weston_wm_window, surface_destroy_listener);
2028 wm_log("surface for xid %d destroyed\n", window->id);
2030 /* This should have been freed by the shell.
2031 Don't try to use it later. */
2032 window->shsurf = NULL;
2033 window->surface = NULL;
2034 window->view = NULL;
2037 static struct weston_wm_window *
2038 get_wm_window(struct weston_surface *surface)
2040 struct wl_listener *listener;
2042 listener = wl_signal_get(&surface->destroy_signal, surface_destroy);
2044 return container_of(listener, struct weston_wm_window,
2045 surface_destroy_listener);
2051 weston_wm_window_configure(void *data)
2053 struct weston_wm_window *window = data;
2054 struct weston_wm *wm = window->wm;
2056 int x, y, width, height;
2058 weston_wm_window_get_child_position(window, &x, &y);
2061 values[2] = window->width;
2062 values[3] = window->height;
2063 xcb_configure_window(wm->conn,
2065 XCB_CONFIG_WINDOW_X |
2066 XCB_CONFIG_WINDOW_Y |
2067 XCB_CONFIG_WINDOW_WIDTH |
2068 XCB_CONFIG_WINDOW_HEIGHT,
2071 weston_wm_window_get_frame_size(window, &width, &height);
2074 xcb_configure_window(wm->conn,
2076 XCB_CONFIG_WINDOW_WIDTH |
2077 XCB_CONFIG_WINDOW_HEIGHT,
2080 window->configure_source = NULL;
2082 weston_wm_window_schedule_repaint(window);
2086 send_configure(struct weston_surface *surface,
2087 uint32_t edges, int32_t width, int32_t height)
2089 struct weston_wm_window *window = get_wm_window(surface);
2090 struct weston_wm *wm = window->wm;
2091 struct theme *t = window->wm->theme;
2092 int vborder, hborder;
2094 if (window->fullscreen) {
2097 } else if (window->decorate) {
2098 hborder = 2 * (t->margin + t->width);
2099 vborder = 2 * t->margin + t->titlebar_height + t->width;
2101 hborder = 2 * t->margin;
2102 vborder = 2 * t->margin;
2105 if (width > hborder)
2106 window->width = width - hborder;
2110 if (height > vborder)
2111 window->height = height - vborder;
2116 frame_resize_inside(window->frame, window->width, window->height);
2118 if (window->configure_source)
2121 window->configure_source =
2122 wl_event_loop_add_idle(wm->server->loop,
2123 weston_wm_window_configure, window);
2126 static const struct weston_shell_client shell_client = {
2131 legacy_fullscreen(struct weston_wm *wm,
2132 struct weston_wm_window *window,
2133 struct weston_output **output_ret)
2135 struct weston_compositor *compositor = wm->server->compositor;
2136 struct weston_output *output;
2137 uint32_t minmax = PMinSize | PMaxSize;
2140 /* Heuristics for detecting legacy fullscreen windows... */
2142 wl_list_for_each(output, &compositor->output_list, link) {
2143 if (output->x == window->x &&
2144 output->y == window->y &&
2145 output->width == window->width &&
2146 output->height == window->height &&
2147 window->override_redirect) {
2148 *output_ret = output;
2153 if ((window->size_hints.flags & (USSize |PSize)) &&
2154 window->size_hints.width == output->width &&
2155 window->size_hints.height == output->height)
2157 if ((window->size_hints.flags & minmax) == minmax &&
2158 window->size_hints.min_width == output->width &&
2159 window->size_hints.min_height == output->height &&
2160 window->size_hints.max_width == output->width &&
2161 window->size_hints.max_height == output->height)
2164 if (matching_size && !window->decorate &&
2165 (window->size_hints.flags & (USPosition | PPosition)) &&
2166 window->size_hints.x == output->x &&
2167 window->size_hints.y == output->y) {
2168 *output_ret = output;
2176 xserver_map_shell_surface(struct weston_wm *wm,
2177 struct weston_wm_window *window)
2179 struct weston_shell_interface *shell_interface =
2180 &wm->server->compositor->shell_interface;
2181 struct weston_output *output;
2182 struct weston_wm_window *parent;
2184 if (!shell_interface->create_shell_surface)
2187 if (!shell_interface->get_primary_view)
2191 shell_interface->create_shell_surface(shell_interface->shell,
2194 window->view = shell_interface->get_primary_view(shell_interface->shell,
2198 shell_interface->set_title(window->shsurf, window->name);
2200 if (window->fullscreen) {
2201 window->saved_width = window->width;
2202 window->saved_height = window->height;
2203 shell_interface->set_fullscreen(window->shsurf,
2204 WL_SHELL_SURFACE_FULLSCREEN_METHOD_DEFAULT,
2207 } else if (legacy_fullscreen(wm, window, &output)) {
2208 window->fullscreen = 1;
2209 shell_interface->set_fullscreen(window->shsurf,
2210 WL_SHELL_SURFACE_FULLSCREEN_METHOD_DEFAULT,
2212 } else if (window->override_redirect) {
2213 shell_interface->set_xwayland(window->shsurf,
2216 WL_SHELL_SURFACE_TRANSIENT_INACTIVE);
2217 } else if (window->transient_for) {
2218 parent = window->transient_for;
2219 shell_interface->set_transient(window->shsurf,
2221 window->x - parent->x,
2222 window->y - parent->y, 0);
2224 shell_interface->set_toplevel(window->shsurf);
2229 xserver_set_window_id(struct wl_client *client, struct wl_resource *resource,
2230 struct wl_resource *surface_resource, uint32_t id)
2232 struct weston_xserver *wxs = wl_resource_get_user_data(resource);
2233 struct weston_wm *wm = wxs->wm;
2234 struct weston_surface *surface =
2235 wl_resource_get_user_data(surface_resource);
2236 struct weston_wm_window *window;
2238 if (client != wxs->client)
2241 window = hash_table_lookup(wm->window_hash, id);
2242 if (window == NULL) {
2243 weston_log("set_window_id for unknown window %d\n", id);
2247 wm_log("set_window_id %d for surface %p\n", id, surface);
2249 weston_wm_window_read_properties(window);
2251 /* A weston_wm_window may have many different surfaces assigned
2252 * throughout its life, so we must make sure to remove the listener
2253 * from the old surface signal list. */
2254 if (window->surface)
2255 wl_list_remove(&window->surface_destroy_listener.link);
2257 window->surface = (struct weston_surface *) surface;
2258 window->surface_destroy_listener.notify = surface_destroy;
2259 wl_signal_add(&surface->destroy_signal,
2260 &window->surface_destroy_listener);
2262 weston_wm_window_schedule_repaint(window);
2263 xserver_map_shell_surface(wm, window);
2266 const struct xserver_interface xserver_implementation = {
2267 xserver_set_window_id