Move xwayland up one directory level
diff --git a/xwayland/window-manager.c b/xwayland/window-manager.c
new file mode 100644
index 0000000..4bce02d
--- /dev/null
+++ b/xwayland/window-manager.c
@@ -0,0 +1,2262 @@
+/*
+ * Copyright © 2011 Intel Corporation
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of the copyright holders not be used in
+ * advertising or publicity pertaining to distribution of the software
+ * without specific, written prior permission. The copyright holders make
+ * no representations about the suitability of this software for any
+ * purpose. It is provided "as is" without express or implied warranty.
+ *
+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
+ * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
+ * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
+ * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include "config.h"
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <sys/socket.h>
+#include <sys/un.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <unistd.h>
+#include <signal.h>
+#include <X11/Xcursor/Xcursor.h>
+#include <linux/input.h>
+
+#include "xwayland.h"
+
+#include "cairo-util.h"
+#include "compositor.h"
+#include "xserver-server-protocol.h"
+#include "hash.h"
+
+struct wm_size_hints {
+ uint32_t flags;
+ int32_t x, y;
+ int32_t width, height; /* should set so old wm's don't mess up */
+ int32_t min_width, min_height;
+ int32_t max_width, max_height;
+ int32_t width_inc, height_inc;
+ struct {
+ int32_t x;
+ int32_t y;
+ } min_aspect, max_aspect;
+ int32_t base_width, base_height;
+ int32_t win_gravity;
+};
+
+#define USPosition (1L << 0)
+#define USSize (1L << 1)
+#define PPosition (1L << 2)
+#define PSize (1L << 3)
+#define PMinSize (1L << 4)
+#define PMaxSize (1L << 5)
+#define PResizeInc (1L << 6)
+#define PAspect (1L << 7)
+#define PBaseSize (1L << 8)
+#define PWinGravity (1L << 9)
+
+struct motif_wm_hints {
+ uint32_t flags;
+ uint32_t functions;
+ uint32_t decorations;
+ int32_t input_mode;
+ uint32_t status;
+};
+
+#define MWM_HINTS_FUNCTIONS (1L << 0)
+#define MWM_HINTS_DECORATIONS (1L << 1)
+#define MWM_HINTS_INPUT_MODE (1L << 2)
+#define MWM_HINTS_STATUS (1L << 3)
+
+#define MWM_FUNC_ALL (1L << 0)
+#define MWM_FUNC_RESIZE (1L << 1)
+#define MWM_FUNC_MOVE (1L << 2)
+#define MWM_FUNC_MINIMIZE (1L << 3)
+#define MWM_FUNC_MAXIMIZE (1L << 4)
+#define MWM_FUNC_CLOSE (1L << 5)
+
+#define MWM_DECOR_ALL (1L << 0)
+#define MWM_DECOR_BORDER (1L << 1)
+#define MWM_DECOR_RESIZEH (1L << 2)
+#define MWM_DECOR_TITLE (1L << 3)
+#define MWM_DECOR_MENU (1L << 4)
+#define MWM_DECOR_MINIMIZE (1L << 5)
+#define MWM_DECOR_MAXIMIZE (1L << 6)
+
+#define MWM_INPUT_MODELESS 0
+#define MWM_INPUT_PRIMARY_APPLICATION_MODAL 1
+#define MWM_INPUT_SYSTEM_MODAL 2
+#define MWM_INPUT_FULL_APPLICATION_MODAL 3
+#define MWM_INPUT_APPLICATION_MODAL MWM_INPUT_PRIMARY_APPLICATION_MODAL
+
+#define MWM_TEAROFF_WINDOW (1L<<0)
+
+#define _NET_WM_MOVERESIZE_SIZE_TOPLEFT 0
+#define _NET_WM_MOVERESIZE_SIZE_TOP 1
+#define _NET_WM_MOVERESIZE_SIZE_TOPRIGHT 2
+#define _NET_WM_MOVERESIZE_SIZE_RIGHT 3
+#define _NET_WM_MOVERESIZE_SIZE_BOTTOMRIGHT 4
+#define _NET_WM_MOVERESIZE_SIZE_BOTTOM 5
+#define _NET_WM_MOVERESIZE_SIZE_BOTTOMLEFT 6
+#define _NET_WM_MOVERESIZE_SIZE_LEFT 7
+#define _NET_WM_MOVERESIZE_MOVE 8 /* movement only */
+#define _NET_WM_MOVERESIZE_SIZE_KEYBOARD 9 /* size via keyboard */
+#define _NET_WM_MOVERESIZE_MOVE_KEYBOARD 10 /* move via keyboard */
+#define _NET_WM_MOVERESIZE_CANCEL 11 /* cancel operation */
+
+struct weston_wm_window {
+ struct weston_wm *wm;
+ xcb_window_t id;
+ xcb_window_t frame_id;
+ struct frame *frame;
+ cairo_surface_t *cairo_surface;
+ struct weston_surface *surface;
+ struct shell_surface *shsurf;
+ struct weston_view *view;
+ struct wl_listener surface_destroy_listener;
+ struct wl_event_source *repaint_source;
+ struct wl_event_source *configure_source;
+ int properties_dirty;
+ int pid;
+ char *machine;
+ char *class;
+ char *name;
+ struct weston_wm_window *transient_for;
+ uint32_t protocols;
+ xcb_atom_t type;
+ int width, height;
+ int x, y;
+ int saved_width, saved_height;
+ int decorate;
+ int override_redirect;
+ int fullscreen;
+ int has_alpha;
+ int delete_window;
+ struct wm_size_hints size_hints;
+ struct motif_wm_hints motif_hints;
+};
+
+static struct weston_wm_window *
+get_wm_window(struct weston_surface *surface);
+
+static void
+weston_wm_window_schedule_repaint(struct weston_wm_window *window);
+
+static int __attribute__ ((format (printf, 1, 2)))
+wm_log(const char *fmt, ...)
+{
+#ifdef WM_DEBUG
+ int l;
+ va_list argp;
+
+ va_start(argp, fmt);
+ l = weston_vlog(fmt, argp);
+ va_end(argp);
+
+ return l;
+#else
+ return 0;
+#endif
+}
+
+static int __attribute__ ((format (printf, 1, 2)))
+wm_log_continue(const char *fmt, ...)
+{
+#ifdef WM_DEBUG
+ int l;
+ va_list argp;
+
+ va_start(argp, fmt);
+ l = weston_vlog_continue(fmt, argp);
+ va_end(argp);
+
+ return l;
+#else
+ return 0;
+#endif
+}
+
+
+const char *
+get_atom_name(xcb_connection_t *c, xcb_atom_t atom)
+{
+ xcb_get_atom_name_cookie_t cookie;
+ xcb_get_atom_name_reply_t *reply;
+ xcb_generic_error_t *e;
+ static char buffer[64];
+
+ if (atom == XCB_ATOM_NONE)
+ return "None";
+
+ cookie = xcb_get_atom_name (c, atom);
+ reply = xcb_get_atom_name_reply (c, cookie, &e);
+
+ if(reply) {
+ snprintf(buffer, sizeof buffer, "%.*s",
+ xcb_get_atom_name_name_length (reply),
+ xcb_get_atom_name_name (reply));
+ } else {
+ snprintf(buffer, sizeof buffer, "(atom %u)", atom);
+ }
+
+ free(reply);
+
+ return buffer;
+}
+
+static xcb_cursor_t
+xcb_cursor_image_load_cursor(struct weston_wm *wm, const XcursorImage *img)
+{
+ xcb_connection_t *c = wm->conn;
+ xcb_screen_iterator_t s = xcb_setup_roots_iterator(xcb_get_setup(c));
+ xcb_screen_t *screen = s.data;
+ xcb_gcontext_t gc;
+ xcb_pixmap_t pix;
+ xcb_render_picture_t pic;
+ xcb_cursor_t cursor;
+ int stride = img->width * 4;
+
+ pix = xcb_generate_id(c);
+ xcb_create_pixmap(c, 32, pix, screen->root, img->width, img->height);
+
+ pic = xcb_generate_id(c);
+ xcb_render_create_picture(c, pic, pix, wm->format_rgba.id, 0, 0);
+
+ gc = xcb_generate_id(c);
+ xcb_create_gc(c, gc, pix, 0, 0);
+
+ xcb_put_image(c, XCB_IMAGE_FORMAT_Z_PIXMAP, pix, gc,
+ img->width, img->height, 0, 0, 0, 32,
+ stride * img->height, (uint8_t *) img->pixels);
+ xcb_free_gc(c, gc);
+
+ cursor = xcb_generate_id(c);
+ xcb_render_create_cursor(c, cursor, pic, img->xhot, img->yhot);
+
+ xcb_render_free_picture(c, pic);
+ xcb_free_pixmap(c, pix);
+
+ return cursor;
+}
+
+static xcb_cursor_t
+xcb_cursor_images_load_cursor(struct weston_wm *wm, const XcursorImages *images)
+{
+ /* TODO: treat animated cursors as well */
+ if (images->nimage != 1)
+ return -1;
+
+ return xcb_cursor_image_load_cursor(wm, images->images[0]);
+}
+
+static xcb_cursor_t
+xcb_cursor_library_load_cursor(struct weston_wm *wm, const char *file)
+{
+ xcb_cursor_t cursor;
+ XcursorImages *images;
+ char *v = NULL;
+ int size = 0;
+
+ if (!file)
+ return 0;
+
+ v = getenv ("XCURSOR_SIZE");
+ if (v)
+ size = atoi(v);
+
+ if (!size)
+ size = 32;
+
+ images = XcursorLibraryLoadImages (file, NULL, size);
+ if (!images)
+ return -1;
+
+ cursor = xcb_cursor_images_load_cursor (wm, images);
+ XcursorImagesDestroy (images);
+
+ return cursor;
+}
+
+void
+dump_property(struct weston_wm *wm,
+ xcb_atom_t property, xcb_get_property_reply_t *reply)
+{
+ int32_t *incr_value;
+ const char *text_value, *name;
+ xcb_atom_t *atom_value;
+ int width, len;
+ uint32_t i;
+
+ width = wm_log_continue("%s: ", get_atom_name(wm->conn, property));
+ if (reply == NULL) {
+ wm_log_continue("(no reply)\n");
+ return;
+ }
+
+ width += wm_log_continue("%s/%d, length %d (value_len %d): ",
+ get_atom_name(wm->conn, reply->type),
+ reply->format,
+ xcb_get_property_value_length(reply),
+ reply->value_len);
+
+ if (reply->type == wm->atom.incr) {
+ incr_value = xcb_get_property_value(reply);
+ wm_log_continue("%d\n", *incr_value);
+ } else if (reply->type == wm->atom.utf8_string ||
+ reply->type == wm->atom.string) {
+ text_value = xcb_get_property_value(reply);
+ if (reply->value_len > 40)
+ len = 40;
+ else
+ len = reply->value_len;
+ wm_log_continue("\"%.*s\"\n", len, text_value);
+ } else if (reply->type == XCB_ATOM_ATOM) {
+ atom_value = xcb_get_property_value(reply);
+ for (i = 0; i < reply->value_len; i++) {
+ name = get_atom_name(wm->conn, atom_value[i]);
+ if (width + strlen(name) + 2 > 78) {
+ wm_log_continue("\n ");
+ width = 4;
+ } else if (i > 0) {
+ width += wm_log_continue(", ");
+ }
+
+ width += wm_log_continue("%s", name);
+ }
+ wm_log_continue("\n");
+ } else {
+ wm_log_continue("huh?\n");
+ }
+}
+
+static void
+read_and_dump_property(struct weston_wm *wm,
+ xcb_window_t window, xcb_atom_t property)
+{
+ xcb_get_property_reply_t *reply;
+ xcb_get_property_cookie_t cookie;
+
+ cookie = xcb_get_property(wm->conn, 0, window,
+ property, XCB_ATOM_ANY, 0, 2048);
+ reply = xcb_get_property_reply(wm->conn, cookie, NULL);
+
+ dump_property(wm, property, reply);
+
+ free(reply);
+}
+
+/* We reuse some predefined, but otherwise useles atoms */
+#define TYPE_WM_PROTOCOLS XCB_ATOM_CUT_BUFFER0
+#define TYPE_MOTIF_WM_HINTS XCB_ATOM_CUT_BUFFER1
+#define TYPE_NET_WM_STATE XCB_ATOM_CUT_BUFFER2
+#define TYPE_WM_NORMAL_HINTS XCB_ATOM_CUT_BUFFER3
+
+static void
+weston_wm_window_read_properties(struct weston_wm_window *window)
+{
+ struct weston_wm *wm = window->wm;
+ struct weston_shell_interface *shell_interface =
+ &wm->server->compositor->shell_interface;
+
+#define F(field) offsetof(struct weston_wm_window, field)
+ const struct {
+ xcb_atom_t atom;
+ xcb_atom_t type;
+ int offset;
+ } props[] = {
+ { XCB_ATOM_WM_CLASS, XCB_ATOM_STRING, F(class) },
+ { XCB_ATOM_WM_NAME, XCB_ATOM_STRING, F(name) },
+ { XCB_ATOM_WM_TRANSIENT_FOR, XCB_ATOM_WINDOW, F(transient_for) },
+ { wm->atom.wm_protocols, TYPE_WM_PROTOCOLS, F(protocols) },
+ { wm->atom.wm_normal_hints, TYPE_WM_NORMAL_HINTS, F(protocols) },
+ { wm->atom.net_wm_state, TYPE_NET_WM_STATE },
+ { wm->atom.net_wm_window_type, XCB_ATOM_ATOM, F(type) },
+ { wm->atom.net_wm_name, XCB_ATOM_STRING, F(name) },
+ { wm->atom.net_wm_pid, XCB_ATOM_CARDINAL, F(pid) },
+ { wm->atom.motif_wm_hints, TYPE_MOTIF_WM_HINTS, 0 },
+ { wm->atom.wm_client_machine, XCB_ATOM_WM_CLIENT_MACHINE, F(machine) },
+ };
+#undef F
+
+ xcb_get_property_cookie_t cookie[ARRAY_LENGTH(props)];
+ xcb_get_property_reply_t *reply;
+ void *p;
+ uint32_t *xid;
+ xcb_atom_t *atom;
+ uint32_t i;
+
+ if (!window->properties_dirty)
+ return;
+ window->properties_dirty = 0;
+
+ for (i = 0; i < ARRAY_LENGTH(props); i++)
+ cookie[i] = xcb_get_property(wm->conn,
+ 0, /* delete */
+ window->id,
+ props[i].atom,
+ XCB_ATOM_ANY, 0, 2048);
+
+ window->decorate = !window->override_redirect;
+ window->size_hints.flags = 0;
+ window->motif_hints.flags = 0;
+ window->delete_window = 0;
+
+ for (i = 0; i < ARRAY_LENGTH(props); i++) {
+ reply = xcb_get_property_reply(wm->conn, cookie[i], NULL);
+ if (!reply)
+ /* Bad window, typically */
+ continue;
+ if (reply->type == XCB_ATOM_NONE) {
+ /* No such property */
+ free(reply);
+ continue;
+ }
+
+ p = ((char *) window + props[i].offset);
+
+ switch (props[i].type) {
+ case XCB_ATOM_WM_CLIENT_MACHINE:
+ case XCB_ATOM_STRING:
+ /* FIXME: We're using this for both string and
+ utf8_string */
+ if (*(char **) p)
+ free(*(char **) p);
+
+ *(char **) p =
+ strndup(xcb_get_property_value(reply),
+ xcb_get_property_value_length(reply));
+ break;
+ case XCB_ATOM_WINDOW:
+ xid = xcb_get_property_value(reply);
+ *(struct weston_wm_window **) p =
+ hash_table_lookup(wm->window_hash, *xid);
+ break;
+ case XCB_ATOM_CARDINAL:
+ case XCB_ATOM_ATOM:
+ atom = xcb_get_property_value(reply);
+ *(xcb_atom_t *) p = *atom;
+ break;
+ case TYPE_WM_PROTOCOLS:
+ atom = xcb_get_property_value(reply);
+ for (i = 0; i < reply->value_len; i++)
+ if (atom[i] == wm->atom.wm_delete_window)
+ window->delete_window = 1;
+ break;
+
+ break;
+ case TYPE_WM_NORMAL_HINTS:
+ memcpy(&window->size_hints,
+ xcb_get_property_value(reply),
+ sizeof window->size_hints);
+ break;
+ case TYPE_NET_WM_STATE:
+ window->fullscreen = 0;
+ atom = xcb_get_property_value(reply);
+ for (i = 0; i < reply->value_len; i++)
+ if (atom[i] == wm->atom.net_wm_state_fullscreen)
+ window->fullscreen = 1;
+ break;
+ case TYPE_MOTIF_WM_HINTS:
+ memcpy(&window->motif_hints,
+ xcb_get_property_value(reply),
+ sizeof window->motif_hints);
+ if (window->motif_hints.flags & MWM_HINTS_DECORATIONS)
+ window->decorate =
+ window->motif_hints.decorations > 0;
+ break;
+ default:
+ break;
+ }
+ free(reply);
+ }
+
+ if (window->shsurf && window->name)
+ shell_interface->set_title(window->shsurf, window->name);
+ if (window->frame && window->name)
+ frame_set_title(window->frame, window->name);
+}
+
+static void
+weston_wm_window_get_frame_size(struct weston_wm_window *window,
+ int *width, int *height)
+{
+ struct theme *t = window->wm->theme;
+
+ if (window->fullscreen) {
+ *width = window->width;
+ *height = window->height;
+ } else if (window->decorate && window->frame) {
+ *width = frame_width(window->frame);
+ *height = frame_height(window->frame);
+ } else {
+ *width = window->width + t->margin * 2;
+ *height = window->height + t->margin * 2;
+ }
+}
+
+static void
+weston_wm_window_get_child_position(struct weston_wm_window *window,
+ int *x, int *y)
+{
+ struct theme *t = window->wm->theme;
+
+ if (window->fullscreen) {
+ *x = 0;
+ *y = 0;
+ } else if (window->decorate && window->frame) {
+ frame_interior(window->frame, x, y, NULL, NULL);
+ } else {
+ *x = t->margin;
+ *y = t->margin;
+ }
+}
+
+static void
+weston_wm_window_send_configure_notify(struct weston_wm_window *window)
+{
+ xcb_configure_notify_event_t configure_notify;
+ struct weston_wm *wm = window->wm;
+ int x, y;
+
+ weston_wm_window_get_child_position(window, &x, &y);
+ configure_notify.response_type = XCB_CONFIGURE_NOTIFY;
+ configure_notify.pad0 = 0;
+ configure_notify.event = window->id;
+ configure_notify.window = window->id;
+ configure_notify.above_sibling = XCB_WINDOW_NONE;
+ configure_notify.x = x;
+ configure_notify.y = y;
+ configure_notify.width = window->width;
+ configure_notify.height = window->height;
+ configure_notify.border_width = 0;
+ configure_notify.override_redirect = 0;
+ configure_notify.pad1 = 0;
+
+ xcb_send_event(wm->conn, 0, window->id,
+ XCB_EVENT_MASK_STRUCTURE_NOTIFY,
+ (char *) &configure_notify);
+}
+
+static void
+weston_wm_handle_configure_request(struct weston_wm *wm, xcb_generic_event_t *event)
+{
+ xcb_configure_request_event_t *configure_request =
+ (xcb_configure_request_event_t *) event;
+ struct weston_wm_window *window;
+ uint32_t mask, values[16];
+ int x, y, width, height, i = 0;
+
+ wm_log("XCB_CONFIGURE_REQUEST (window %d) %d,%d @ %dx%d\n",
+ configure_request->window,
+ configure_request->x, configure_request->y,
+ configure_request->width, configure_request->height);
+
+ window = hash_table_lookup(wm->window_hash, configure_request->window);
+
+ if (window->fullscreen) {
+ weston_wm_window_send_configure_notify(window);
+ return;
+ }
+
+ if (configure_request->value_mask & XCB_CONFIG_WINDOW_WIDTH)
+ window->width = configure_request->width;
+ if (configure_request->value_mask & XCB_CONFIG_WINDOW_HEIGHT)
+ window->height = configure_request->height;
+
+ if (window->frame)
+ frame_resize_inside(window->frame, window->width, window->height);
+
+ weston_wm_window_get_child_position(window, &x, &y);
+ values[i++] = x;
+ values[i++] = y;
+ values[i++] = window->width;
+ values[i++] = window->height;
+ values[i++] = 0;
+ mask = XCB_CONFIG_WINDOW_X | XCB_CONFIG_WINDOW_Y |
+ XCB_CONFIG_WINDOW_WIDTH | XCB_CONFIG_WINDOW_HEIGHT |
+ XCB_CONFIG_WINDOW_BORDER_WIDTH;
+ if (configure_request->value_mask & XCB_CONFIG_WINDOW_SIBLING) {
+ values[i++] = configure_request->sibling;
+ mask |= XCB_CONFIG_WINDOW_SIBLING;
+ }
+ if (configure_request->value_mask & XCB_CONFIG_WINDOW_STACK_MODE) {
+ values[i++] = configure_request->stack_mode;
+ mask |= XCB_CONFIG_WINDOW_STACK_MODE;
+ }
+
+ xcb_configure_window(wm->conn, window->id, mask, values);
+
+ weston_wm_window_get_frame_size(window, &width, &height);
+ values[0] = width;
+ values[1] = height;
+ mask = XCB_CONFIG_WINDOW_WIDTH | XCB_CONFIG_WINDOW_HEIGHT;
+ xcb_configure_window(wm->conn, window->frame_id, mask, values);
+
+ weston_wm_window_schedule_repaint(window);
+}
+
+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_configure_notify(struct weston_wm *wm, xcb_generic_event_t *event)
+{
+ xcb_configure_notify_event_t *configure_notify =
+ (xcb_configure_notify_event_t *) event;
+ struct weston_wm_window *window;
+
+ wm_log("XCB_CONFIGURE_NOTIFY (window %d) %d,%d @ %dx%d\n",
+ configure_notify->window,
+ configure_notify->x, configure_notify->y,
+ configure_notify->width, configure_notify->height);
+
+ window = hash_table_lookup(wm->window_hash, configure_notify->window);
+ window->x = configure_notify->x;
+ window->y = configure_notify->y;
+ if (window->override_redirect) {
+ window->width = configure_notify->width;
+ window->height = configure_notify->height;
+ if (window->frame)
+ frame_resize_inside(window->frame,
+ window->width, window->height);
+ }
+}
+
+static void
+weston_wm_kill_client(struct wl_listener *listener, void *data)
+{
+ struct weston_surface *surface = data;
+ struct weston_wm_window *window = get_wm_window(surface);
+ char name[1024];
+
+ if (!window)
+ return;
+
+ gethostname(name, 1024);
+
+ /* this is only one heuristic to guess the PID of a client is valid,
+ * assuming it's compliant with icccm and ewmh. Non-compliants and
+ * remote applications of course fail. */
+ if (!strcmp(window->machine, name) && window->pid != 0)
+ kill(window->pid, SIGKILL);
+}
+
+static void
+weston_wm_window_activate(struct wl_listener *listener, void *data)
+{
+ struct weston_surface *surface = data;
+ struct weston_wm_window *window = NULL;
+ struct weston_wm *wm =
+ container_of(listener, struct weston_wm, activate_listener);
+ xcb_client_message_event_t client_message;
+
+ if (surface) {
+ window = get_wm_window(surface);
+ }
+
+ if (window) {
+ client_message.response_type = XCB_CLIENT_MESSAGE;
+ client_message.format = 32;
+ client_message.window = window->id;
+ client_message.type = wm->atom.wm_protocols;
+ client_message.data.data32[0] = wm->atom.wm_take_focus;
+ client_message.data.data32[1] = XCB_TIME_CURRENT_TIME;
+
+ xcb_send_event(wm->conn, 0, window->id,
+ XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT,
+ (char *) &client_message);
+
+ xcb_set_input_focus (wm->conn, XCB_INPUT_FOCUS_POINTER_ROOT,
+ window->id, XCB_TIME_CURRENT_TIME);
+ } else {
+ xcb_set_input_focus (wm->conn,
+ XCB_INPUT_FOCUS_POINTER_ROOT,
+ XCB_NONE,
+ XCB_TIME_CURRENT_TIME);
+ }
+
+ if (wm->focus_window) {
+ if (wm->focus_window->frame)
+ frame_unset_flag(wm->focus_window->frame, FRAME_FLAG_ACTIVE);
+ weston_wm_window_schedule_repaint(wm->focus_window);
+ }
+ wm->focus_window = window;
+ if (wm->focus_window) {
+ if (wm->focus_window->frame)
+ frame_set_flag(wm->focus_window->frame, FRAME_FLAG_ACTIVE);
+ weston_wm_window_schedule_repaint(wm->focus_window);
+ }
+}
+
+static void
+weston_wm_window_transform(struct wl_listener *listener, void *data)
+{
+ struct weston_surface *surface = data;
+ struct weston_wm_window *window = get_wm_window(surface);
+ struct weston_wm *wm =
+ container_of(listener, struct weston_wm, transform_listener);
+ uint32_t mask, values[2];
+
+ if (!window || !wm)
+ return;
+
+ if (!window->view || !weston_view_is_mapped(window->view))
+ return;
+
+ if (window->x != window->view->geometry.x ||
+ window->y != window->view->geometry.y) {
+ values[0] = window->view->geometry.x;
+ values[1] = window->view->geometry.y;
+ mask = XCB_CONFIG_WINDOW_X | XCB_CONFIG_WINDOW_Y;
+
+ xcb_configure_window(wm->conn, window->frame_id, mask, values);
+ xcb_flush(wm->conn);
+ }
+}
+
+#define ICCCM_WITHDRAWN_STATE 0
+#define ICCCM_NORMAL_STATE 1
+#define ICCCM_ICONIC_STATE 3
+
+static void
+weston_wm_window_set_wm_state(struct weston_wm_window *window, int32_t state)
+{
+ struct weston_wm *wm = window->wm;
+ uint32_t property[2];
+
+ property[0] = state;
+ property[1] = XCB_WINDOW_NONE;
+
+ xcb_change_property(wm->conn,
+ XCB_PROP_MODE_REPLACE,
+ window->id,
+ wm->atom.wm_state,
+ wm->atom.wm_state,
+ 32, /* format */
+ 2, property);
+}
+
+static void
+weston_wm_window_set_net_wm_state(struct weston_wm_window *window)
+{
+ struct weston_wm *wm = window->wm;
+ uint32_t property[1];
+ int i;
+
+ i = 0;
+ if (window->fullscreen)
+ property[i++] = wm->atom.net_wm_state_fullscreen;
+
+ xcb_change_property(wm->conn,
+ XCB_PROP_MODE_REPLACE,
+ window->id,
+ wm->atom.net_wm_state,
+ XCB_ATOM_ATOM,
+ 32, /* format */
+ i, property);
+}
+
+static void
+weston_wm_window_create_frame(struct weston_wm_window *window)
+{
+ struct weston_wm *wm = window->wm;
+ uint32_t values[3];
+ int x, y, width, height;
+
+ window->frame = frame_create(window->wm->theme,
+ window->width, window->height,
+ FRAME_BUTTON_CLOSE, window->name);
+ frame_resize_inside(window->frame, window->width, window->height);
+
+ weston_wm_window_get_frame_size(window, &width, &height);
+ weston_wm_window_get_child_position(window, &x, &y);
+
+ values[0] = wm->screen->black_pixel;
+ values[1] =
+ XCB_EVENT_MASK_KEY_PRESS |
+ XCB_EVENT_MASK_KEY_RELEASE |
+ XCB_EVENT_MASK_BUTTON_PRESS |
+ XCB_EVENT_MASK_BUTTON_RELEASE |
+ XCB_EVENT_MASK_POINTER_MOTION |
+ XCB_EVENT_MASK_ENTER_WINDOW |
+ XCB_EVENT_MASK_LEAVE_WINDOW |
+ XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY |
+ XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT;
+ values[2] = wm->colormap;
+
+ window->frame_id = xcb_generate_id(wm->conn);
+ xcb_create_window(wm->conn,
+ 32,
+ window->frame_id,
+ wm->screen->root,
+ 0, 0,
+ width, height,
+ 0,
+ XCB_WINDOW_CLASS_INPUT_OUTPUT,
+ wm->visual_id,
+ XCB_CW_BORDER_PIXEL |
+ XCB_CW_EVENT_MASK |
+ XCB_CW_COLORMAP, values);
+
+ xcb_reparent_window(wm->conn, window->id, window->frame_id, x, y);
+
+ values[0] = 0;
+ xcb_configure_window(wm->conn, window->id,
+ XCB_CONFIG_WINDOW_BORDER_WIDTH, values);
+
+ window->cairo_surface =
+ cairo_xcb_surface_create_with_xrender_format(wm->conn,
+ wm->screen,
+ window->frame_id,
+ &wm->format_rgba,
+ width, height);
+
+ hash_table_insert(wm->window_hash, window->frame_id, window);
+}
+
+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;
+
+ if (our_resource(wm, map_request->window)) {
+ wm_log("XCB_MAP_REQUEST (window %d, ours)\n",
+ map_request->window);
+ return;
+ }
+
+ window = hash_table_lookup(wm->window_hash, map_request->window);
+
+ weston_wm_window_read_properties(window);
+
+ if (window->frame_id == XCB_WINDOW_NONE)
+ weston_wm_window_create_frame(window);
+
+ wm_log("XCB_MAP_REQUEST (window %d, %p, frame %d)\n",
+ window->id, window, window->frame_id);
+
+ weston_wm_window_set_wm_state(window, ICCCM_NORMAL_STATE);
+ weston_wm_window_set_net_wm_state(window);
+
+ xcb_map_window(wm->conn, map_request->window);
+ xcb_map_window(wm->conn, window->frame_id);
+}
+
+static void
+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;
+
+ if (our_resource(wm, map_notify->window)) {
+ wm_log("XCB_MAP_NOTIFY (window %d, ours)\n",
+ map_notify->window);
+ return;
+ }
+
+ wm_log("XCB_MAP_NOTIFY (window %d)\n", map_notify->window);
+}
+
+static void
+weston_wm_handle_unmap_notify(struct weston_wm *wm, xcb_generic_event_t *event)
+{
+ xcb_unmap_notify_event_t *unmap_notify =
+ (xcb_unmap_notify_event_t *) event;
+ struct weston_wm_window *window;
+
+ wm_log("XCB_UNMAP_NOTIFY (window %d, event %d%s)\n",
+ unmap_notify->window,
+ unmap_notify->event,
+ our_resource(wm, unmap_notify->window) ? ", ours" : "");
+
+ if (our_resource(wm, unmap_notify->window))
+ return;
+
+ if (unmap_notify->response_type & SEND_EVENT_MASK)
+ /* We just ignore the ICCCM 4.1.4 synthetic unmap notify
+ * as it may come in after we've destroyed the window. */
+ return;
+
+ window = hash_table_lookup(wm->window_hash, unmap_notify->window);
+ if (wm->focus_window == window)
+ wm->focus_window = NULL;
+ if (window->surface)
+ wl_list_remove(&window->surface_destroy_listener.link);
+ window->surface = NULL;
+ window->shsurf = NULL;
+ window->view = NULL;
+ xcb_unmap_window(wm->conn, window->frame_id);
+}
+
+static void
+weston_wm_window_draw_decoration(void *data)
+{
+ struct weston_wm_window *window = data;
+ struct weston_wm *wm = window->wm;
+ struct theme *t = wm->theme;
+ cairo_t *cr;
+ int x, y, width, height;
+ int32_t input_x, input_y, input_w, input_h;
+
+ uint32_t flags = 0;
+
+ weston_wm_window_read_properties(window);
+
+ window->repaint_source = NULL;
+
+ weston_wm_window_get_frame_size(window, &width, &height);
+ weston_wm_window_get_child_position(window, &x, &y);
+
+ cairo_xcb_surface_set_size(window->cairo_surface, width, height);
+ cr = cairo_create(window->cairo_surface);
+
+ if (window->fullscreen) {
+ /* nothing */
+ } else if (window->decorate) {
+ if (wm->focus_window == window)
+ flags |= THEME_FRAME_ACTIVE;
+
+ frame_repaint(window->frame, cr);
+ } else {
+ cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
+ cairo_set_source_rgba(cr, 0, 0, 0, 0);
+ cairo_paint(cr);
+
+ cairo_set_operator(cr, CAIRO_OPERATOR_OVER);
+ cairo_set_source_rgba(cr, 0, 0, 0, 0.45);
+ tile_mask(cr, t->shadow, 2, 2, width + 8, height + 8, 64, 64);
+ }
+
+ cairo_destroy(cr);
+
+ if (window->surface) {
+ pixman_region32_fini(&window->surface->pending.opaque);
+ if(window->has_alpha) {
+ pixman_region32_init(&window->surface->pending.opaque);
+ } else {
+ /* We leave an extra pixel around the X window area to
+ * make sure we don't sample from the undefined alpha
+ * channel when filtering. */
+ pixman_region32_init_rect(&window->surface->pending.opaque,
+ x - 1, y - 1,
+ window->width + 2,
+ window->height + 2);
+ }
+ if (window->view)
+ weston_view_geometry_dirty(window->view);
+
+ pixman_region32_fini(&window->surface->pending.input);
+
+ if (window->fullscreen) {
+ input_x = 0;
+ input_y = 0;
+ input_w = window->width;
+ input_h = window->height;
+ } else if (window->decorate) {
+ frame_input_rect(window->frame, &input_x, &input_y,
+ &input_w, &input_h);
+ }
+
+ pixman_region32_init_rect(&window->surface->pending.input,
+ input_x, input_y, input_w, input_h);
+ }
+}
+
+static void
+weston_wm_window_schedule_repaint(struct weston_wm_window *window)
+{
+ struct weston_wm *wm = window->wm;
+ int width, height;
+
+ if (window->frame_id == XCB_WINDOW_NONE) {
+ if (window->surface != NULL) {
+ weston_wm_window_get_frame_size(window, &width, &height);
+ pixman_region32_fini(&window->surface->pending.opaque);
+ if(window->has_alpha) {
+ pixman_region32_init(&window->surface->pending.opaque);
+ } else {
+ pixman_region32_init_rect(&window->surface->pending.opaque, 0, 0,
+ width, height);
+ }
+ if (window->view)
+ weston_view_geometry_dirty(window->view);
+ }
+ return;
+ }
+
+ if (window->repaint_source)
+ return;
+
+ window->repaint_source =
+ wl_event_loop_add_idle(wm->server->loop,
+ weston_wm_window_draw_decoration,
+ window);
+}
+
+static void
+weston_wm_handle_property_notify(struct weston_wm *wm, xcb_generic_event_t *event)
+{
+ xcb_property_notify_event_t *property_notify =
+ (xcb_property_notify_event_t *) event;
+ struct weston_wm_window *window;
+
+ window = hash_table_lookup(wm->window_hash, property_notify->window);
+ if (!window)
+ return;
+
+ window->properties_dirty = 1;
+
+ wm_log("XCB_PROPERTY_NOTIFY: window %d, ", property_notify->window);
+ if (property_notify->state == XCB_PROPERTY_DELETE)
+ wm_log("deleted\n");
+ else
+ read_and_dump_property(wm, property_notify->window,
+ property_notify->atom);
+
+ if (property_notify->atom == wm->atom.net_wm_name ||
+ property_notify->atom == XCB_ATOM_WM_NAME)
+ weston_wm_window_schedule_repaint(window);
+}
+
+static void
+weston_wm_window_create(struct weston_wm *wm,
+ xcb_window_t id, int width, int height, int x, int y, int override)
+{
+ struct weston_wm_window *window;
+ uint32_t values[1];
+ xcb_get_geometry_cookie_t geometry_cookie;
+ xcb_get_geometry_reply_t *geometry_reply;
+
+ window = zalloc(sizeof *window);
+ if (window == NULL) {
+ wm_log("failed to allocate window\n");
+ return;
+ }
+
+ geometry_cookie = xcb_get_geometry(wm->conn, id);
+
+ values[0] = XCB_EVENT_MASK_PROPERTY_CHANGE;
+ xcb_change_window_attributes(wm->conn, id, XCB_CW_EVENT_MASK, values);
+
+ window->wm = wm;
+ window->id = id;
+ window->properties_dirty = 1;
+ window->override_redirect = override;
+ window->width = width;
+ window->height = height;
+ window->x = x;
+ window->y = y;
+
+ geometry_reply = xcb_get_geometry_reply(wm->conn, geometry_cookie, NULL);
+ /* technically we should use XRender and check the visual format's
+ alpha_mask, but checking depth is simpler and works in all known cases */
+ if(geometry_reply != NULL)
+ window->has_alpha = geometry_reply->depth == 32;
+ free(geometry_reply);
+
+ hash_table_insert(wm->window_hash, id, window);
+}
+
+static void
+weston_wm_window_destroy(struct weston_wm_window *window)
+{
+ struct weston_wm *wm = window->wm;
+
+ if (window->repaint_source)
+ wl_event_source_remove(window->repaint_source);
+ if (window->cairo_surface)
+ cairo_surface_destroy(window->cairo_surface);
+
+ if (window->frame_id) {
+ xcb_reparent_window(wm->conn, window->id, wm->wm_window, 0, 0);
+ xcb_destroy_window(wm->conn, window->frame_id);
+ weston_wm_window_set_wm_state(window, ICCCM_WITHDRAWN_STATE);
+ hash_table_remove(wm->window_hash, window->frame_id);
+ window->frame_id = XCB_WINDOW_NONE;
+ }
+
+ hash_table_remove(window->wm->window_hash, window->id);
+ free(window);
+}
+
+static void
+weston_wm_handle_create_notify(struct weston_wm *wm, xcb_generic_event_t *event)
+{
+ xcb_create_notify_event_t *create_notify =
+ (xcb_create_notify_event_t *) event;
+
+ wm_log("XCB_CREATE_NOTIFY (window %d, width %d, height %d%s%s)\n",
+ create_notify->window,
+ create_notify->width, create_notify->height,
+ create_notify->override_redirect ? ", override" : "",
+ our_resource(wm, create_notify->window) ? ", ours" : "");
+
+ if (our_resource(wm, create_notify->window))
+ return;
+
+ weston_wm_window_create(wm, create_notify->window,
+ create_notify->width, create_notify->height,
+ create_notify->x, create_notify->y,
+ create_notify->override_redirect);
+}
+
+static void
+weston_wm_handle_destroy_notify(struct weston_wm *wm, xcb_generic_event_t *event)
+{
+ xcb_destroy_notify_event_t *destroy_notify =
+ (xcb_destroy_notify_event_t *) event;
+ struct weston_wm_window *window;
+
+ wm_log("XCB_DESTROY_NOTIFY, win %d, event %d%s\n",
+ destroy_notify->window,
+ destroy_notify->event,
+ our_resource(wm, destroy_notify->window) ? ", ours" : "");
+
+ if (our_resource(wm, destroy_notify->window))
+ return;
+
+ window = hash_table_lookup(wm->window_hash, destroy_notify->window);
+ weston_wm_window_destroy(window);
+}
+
+static void
+weston_wm_handle_reparent_notify(struct weston_wm *wm, xcb_generic_event_t *event)
+{
+ xcb_reparent_notify_event_t *reparent_notify =
+ (xcb_reparent_notify_event_t *) event;
+ struct weston_wm_window *window;
+
+ wm_log("XCB_REPARENT_NOTIFY (window %d, parent %d, event %d)\n",
+ reparent_notify->window,
+ reparent_notify->parent,
+ reparent_notify->event);
+
+ if (reparent_notify->parent == wm->screen->root) {
+ weston_wm_window_create(wm, reparent_notify->window, 10, 10,
+ reparent_notify->x, reparent_notify->y,
+ reparent_notify->override_redirect);
+ } else if (!our_resource(wm, reparent_notify->parent)) {
+ window = hash_table_lookup(wm->window_hash,
+ reparent_notify->window);
+ weston_wm_window_destroy(window);
+ }
+}
+
+struct weston_seat *
+weston_wm_pick_seat(struct weston_wm *wm)
+{
+ return container_of(wm->server->compositor->seat_list.next,
+ struct weston_seat, link);
+}
+
+static void
+weston_wm_window_handle_moveresize(struct weston_wm_window *window,
+ xcb_client_message_event_t *client_message)
+{
+ static const int map[] = {
+ THEME_LOCATION_RESIZING_TOP_LEFT,
+ THEME_LOCATION_RESIZING_TOP,
+ THEME_LOCATION_RESIZING_TOP_RIGHT,
+ THEME_LOCATION_RESIZING_RIGHT,
+ THEME_LOCATION_RESIZING_BOTTOM_RIGHT,
+ THEME_LOCATION_RESIZING_BOTTOM,
+ THEME_LOCATION_RESIZING_BOTTOM_LEFT,
+ THEME_LOCATION_RESIZING_LEFT
+ };
+
+ struct weston_wm *wm = window->wm;
+ struct weston_seat *seat = weston_wm_pick_seat(wm);
+ int detail;
+ struct weston_shell_interface *shell_interface =
+ &wm->server->compositor->shell_interface;
+
+ if (seat->pointer->button_count != 1 || !window->view
+ || seat->pointer->focus != window->view)
+ return;
+
+ detail = client_message->data.data32[2];
+ switch (detail) {
+ case _NET_WM_MOVERESIZE_MOVE:
+ shell_interface->move(window->shsurf, seat);
+ break;
+ case _NET_WM_MOVERESIZE_SIZE_TOPLEFT:
+ case _NET_WM_MOVERESIZE_SIZE_TOP:
+ case _NET_WM_MOVERESIZE_SIZE_TOPRIGHT:
+ case _NET_WM_MOVERESIZE_SIZE_RIGHT:
+ case _NET_WM_MOVERESIZE_SIZE_BOTTOMRIGHT:
+ case _NET_WM_MOVERESIZE_SIZE_BOTTOM:
+ case _NET_WM_MOVERESIZE_SIZE_BOTTOMLEFT:
+ case _NET_WM_MOVERESIZE_SIZE_LEFT:
+ shell_interface->resize(window->shsurf, seat, map[detail]);
+ break;
+ case _NET_WM_MOVERESIZE_CANCEL:
+ break;
+ }
+}
+
+#define _NET_WM_STATE_REMOVE 0
+#define _NET_WM_STATE_ADD 1
+#define _NET_WM_STATE_TOGGLE 2
+
+static int
+update_state(int action, int *state)
+{
+ int new_state, changed;
+
+ switch (action) {
+ case _NET_WM_STATE_REMOVE:
+ new_state = 0;
+ break;
+ case _NET_WM_STATE_ADD:
+ new_state = 1;
+ break;
+ case _NET_WM_STATE_TOGGLE:
+ new_state = !*state;
+ break;
+ default:
+ return 0;
+ }
+
+ changed = (*state != new_state);
+ *state = new_state;
+
+ return changed;
+}
+
+static void
+weston_wm_window_configure(void *data);
+
+static void
+weston_wm_window_handle_state(struct weston_wm_window *window,
+ xcb_client_message_event_t *client_message)
+{
+ struct weston_wm *wm = window->wm;
+ struct weston_shell_interface *shell_interface =
+ &wm->server->compositor->shell_interface;
+ uint32_t action, property;
+
+ action = client_message->data.data32[0];
+ property = client_message->data.data32[1];
+
+ if (property == wm->atom.net_wm_state_fullscreen &&
+ update_state(action, &window->fullscreen)) {
+ weston_wm_window_set_net_wm_state(window);
+ if (window->fullscreen) {
+ window->saved_width = window->width;
+ window->saved_height = window->height;
+
+ if (window->shsurf)
+ shell_interface->set_fullscreen(window->shsurf,
+ WL_SHELL_SURFACE_FULLSCREEN_METHOD_DEFAULT,
+ 0, NULL);
+ } else {
+ shell_interface->set_toplevel(window->shsurf);
+ window->width = window->saved_width;
+ window->height = window->saved_height;
+ if (window->frame)
+ frame_resize_inside(window->frame,
+ window->width,
+ window->height);
+ weston_wm_window_configure(window);
+ }
+ }
+}
+
+static void
+weston_wm_handle_client_message(struct weston_wm *wm,
+ xcb_generic_event_t *event)
+{
+ xcb_client_message_event_t *client_message =
+ (xcb_client_message_event_t *) event;
+ struct weston_wm_window *window;
+
+ window = hash_table_lookup(wm->window_hash, client_message->window);
+
+ wm_log("XCB_CLIENT_MESSAGE (%s %d %d %d %d %d win %d)\n",
+ get_atom_name(wm->conn, client_message->type),
+ client_message->data.data32[0],
+ client_message->data.data32[1],
+ client_message->data.data32[2],
+ client_message->data.data32[3],
+ client_message->data.data32[4],
+ client_message->window);
+
+ if (client_message->type == wm->atom.net_wm_moveresize)
+ weston_wm_window_handle_moveresize(window, client_message);
+ else if (client_message->type == wm->atom.net_wm_state)
+ weston_wm_window_handle_state(window, client_message);
+}
+
+enum cursor_type {
+ XWM_CURSOR_TOP,
+ XWM_CURSOR_BOTTOM,
+ XWM_CURSOR_LEFT,
+ XWM_CURSOR_RIGHT,
+ XWM_CURSOR_TOP_LEFT,
+ XWM_CURSOR_TOP_RIGHT,
+ XWM_CURSOR_BOTTOM_LEFT,
+ XWM_CURSOR_BOTTOM_RIGHT,
+ XWM_CURSOR_LEFT_PTR,
+};
+
+/*
+ * The following correspondences between file names and cursors was copied
+ * from: https://bugs.kde.org/attachment.cgi?id=67313
+ */
+
+static const char *bottom_left_corners[] = {
+ "bottom_left_corner",
+ "sw-resize",
+ "size_bdiag"
+};
+
+static const char *bottom_right_corners[] = {
+ "bottom_right_corner",
+ "se-resize",
+ "size_fdiag"
+};
+
+static const char *bottom_sides[] = {
+ "bottom_side",
+ "s-resize",
+ "size_ver"
+};
+
+static const char *left_ptrs[] = {
+ "left_ptr",
+ "default",
+ "top_left_arrow",
+ "left-arrow"
+};
+
+static const char *left_sides[] = {
+ "left_side",
+ "w-resize",
+ "size_hor"
+};
+
+static const char *right_sides[] = {
+ "right_side",
+ "e-resize",
+ "size_hor"
+};
+
+static const char *top_left_corners[] = {
+ "top_left_corner",
+ "nw-resize",
+ "size_fdiag"
+};
+
+static const char *top_right_corners[] = {
+ "top_right_corner",
+ "ne-resize",
+ "size_bdiag"
+};
+
+static const char *top_sides[] = {
+ "top_side",
+ "n-resize",
+ "size_ver"
+};
+
+struct cursor_alternatives {
+ const char **names;
+ size_t count;
+};
+
+static const struct cursor_alternatives cursors[] = {
+ {top_sides, ARRAY_LENGTH(top_sides)},
+ {bottom_sides, ARRAY_LENGTH(bottom_sides)},
+ {left_sides, ARRAY_LENGTH(left_sides)},
+ {right_sides, ARRAY_LENGTH(right_sides)},
+ {top_left_corners, ARRAY_LENGTH(top_left_corners)},
+ {top_right_corners, ARRAY_LENGTH(top_right_corners)},
+ {bottom_left_corners, ARRAY_LENGTH(bottom_left_corners)},
+ {bottom_right_corners, ARRAY_LENGTH(bottom_right_corners)},
+ {left_ptrs, ARRAY_LENGTH(left_ptrs)},
+};
+
+static void
+weston_wm_create_cursors(struct weston_wm *wm)
+{
+ const char *name;
+ int i, count = ARRAY_LENGTH(cursors);
+ size_t j;
+
+ wm->cursors = malloc(count * sizeof(xcb_cursor_t));
+ for (i = 0; i < count; i++) {
+ for (j = 0; j < cursors[i].count; j++) {
+ name = cursors[i].names[j];
+ wm->cursors[i] =
+ xcb_cursor_library_load_cursor(wm, name);
+ if (wm->cursors[i] != (xcb_cursor_t)-1)
+ break;
+ }
+ }
+
+ wm->last_cursor = -1;
+}
+
+static void
+weston_wm_destroy_cursors(struct weston_wm *wm)
+{
+ uint8_t i;
+
+ for (i = 0; i < ARRAY_LENGTH(cursors); i++)
+ xcb_free_cursor(wm->conn, wm->cursors[i]);
+
+ free(wm->cursors);
+}
+
+static int
+get_cursor_for_location(enum theme_location location)
+{
+ // int location = theme_get_location(t, x, y, width, height, 0);
+
+ switch (location) {
+ case THEME_LOCATION_RESIZING_TOP:
+ return XWM_CURSOR_TOP;
+ case THEME_LOCATION_RESIZING_BOTTOM:
+ return XWM_CURSOR_BOTTOM;
+ case THEME_LOCATION_RESIZING_LEFT:
+ return XWM_CURSOR_LEFT;
+ case THEME_LOCATION_RESIZING_RIGHT:
+ return XWM_CURSOR_RIGHT;
+ case THEME_LOCATION_RESIZING_TOP_LEFT:
+ return XWM_CURSOR_TOP_LEFT;
+ case THEME_LOCATION_RESIZING_TOP_RIGHT:
+ return XWM_CURSOR_TOP_RIGHT;
+ case THEME_LOCATION_RESIZING_BOTTOM_LEFT:
+ return XWM_CURSOR_BOTTOM_LEFT;
+ case THEME_LOCATION_RESIZING_BOTTOM_RIGHT:
+ return XWM_CURSOR_BOTTOM_RIGHT;
+ case THEME_LOCATION_EXTERIOR:
+ case THEME_LOCATION_TITLEBAR:
+ default:
+ return XWM_CURSOR_LEFT_PTR;
+ }
+}
+
+static void
+weston_wm_window_set_cursor(struct weston_wm *wm, xcb_window_t window_id,
+ int cursor)
+{
+ uint32_t cursor_value_list;
+
+ if (wm->last_cursor == cursor)
+ return;
+
+ wm->last_cursor = cursor;
+
+ cursor_value_list = wm->cursors[cursor];
+ xcb_change_window_attributes (wm->conn, window_id,
+ XCB_CW_CURSOR, &cursor_value_list);
+ xcb_flush(wm->conn);
+}
+
+static void
+weston_wm_window_close(struct weston_wm_window *window, xcb_timestamp_t time)
+{
+ xcb_client_message_event_t client_message;
+
+ if (window->delete_window) {
+ client_message.response_type = XCB_CLIENT_MESSAGE;
+ client_message.format = 32;
+ client_message.window = window->id;
+ client_message.type = window->wm->atom.wm_protocols;
+ client_message.data.data32[0] =
+ window->wm->atom.wm_delete_window;
+ client_message.data.data32[1] = time;
+
+ xcb_send_event(window->wm->conn, 0, window->id,
+ XCB_EVENT_MASK_NO_EVENT,
+ (char *) &client_message);
+ } else {
+ xcb_kill_client(window->wm->conn, window->id);
+ }
+}
+
+static void
+weston_wm_handle_button(struct weston_wm *wm, xcb_generic_event_t *event)
+{
+ xcb_button_press_event_t *button = (xcb_button_press_event_t *) event;
+ struct weston_shell_interface *shell_interface =
+ &wm->server->compositor->shell_interface;
+ struct weston_seat *seat = weston_wm_pick_seat(wm);
+ struct weston_wm_window *window;
+ enum theme_location location;
+ enum frame_button_state button_state;
+ uint32_t button_id;
+
+ wm_log("XCB_BUTTON_%s (detail %d)\n",
+ button->response_type == XCB_BUTTON_PRESS ?
+ "PRESS" : "RELEASE", button->detail);
+
+ window = hash_table_lookup(wm->window_hash, button->event);
+ if (!window || !window->decorate)
+ return;
+
+ if (button->detail != 1 && button->detail != 2)
+ return;
+
+ button_state = button->response_type == XCB_BUTTON_PRESS ?
+ FRAME_BUTTON_PRESSED : FRAME_BUTTON_RELEASED;
+ button_id = button->detail == 1 ? BTN_LEFT : BTN_RIGHT;
+
+ location = frame_pointer_button(window->frame, NULL,
+ button_id, button_state);
+ if (frame_status(window->frame) & FRAME_STATUS_REPAINT)
+ weston_wm_window_schedule_repaint(window);
+
+ if (frame_status(window->frame) & FRAME_STATUS_MOVE) {
+ shell_interface->move(window->shsurf, seat);
+ frame_status_clear(window->frame, FRAME_STATUS_MOVE);
+ }
+
+ if (frame_status(window->frame) & FRAME_STATUS_RESIZE) {
+ shell_interface->resize(window->shsurf, seat, location);
+ frame_status_clear(window->frame, FRAME_STATUS_RESIZE);
+ }
+
+ if (frame_status(window->frame) & FRAME_STATUS_CLOSE) {
+ weston_wm_window_close(window, button->time);
+ frame_status_clear(window->frame, FRAME_STATUS_CLOSE);
+ }
+}
+
+static void
+weston_wm_handle_motion(struct weston_wm *wm, xcb_generic_event_t *event)
+{
+ xcb_motion_notify_event_t *motion = (xcb_motion_notify_event_t *) event;
+ struct weston_wm_window *window;
+ enum theme_location location;
+ int cursor;
+
+ window = hash_table_lookup(wm->window_hash, motion->event);
+ if (!window || !window->decorate)
+ return;
+
+ location = frame_pointer_motion(window->frame, NULL,
+ motion->event_x, motion->event_y);
+ if (frame_status(window->frame) & FRAME_STATUS_REPAINT)
+ weston_wm_window_schedule_repaint(window);
+
+ cursor = get_cursor_for_location(location);
+ weston_wm_window_set_cursor(wm, window->frame_id, cursor);
+}
+
+static void
+weston_wm_handle_enter(struct weston_wm *wm, xcb_generic_event_t *event)
+{
+ xcb_enter_notify_event_t *enter = (xcb_enter_notify_event_t *) event;
+ struct weston_wm_window *window;
+ enum theme_location location;
+ int cursor;
+
+ window = hash_table_lookup(wm->window_hash, enter->event);
+ if (!window || !window->decorate)
+ return;
+
+ location = frame_pointer_enter(window->frame, NULL,
+ enter->event_x, enter->event_y);
+ if (frame_status(window->frame) & FRAME_STATUS_REPAINT)
+ weston_wm_window_schedule_repaint(window);
+
+ cursor = get_cursor_for_location(location);
+ weston_wm_window_set_cursor(wm, window->frame_id, cursor);
+}
+
+static void
+weston_wm_handle_leave(struct weston_wm *wm, xcb_generic_event_t *event)
+{
+ xcb_leave_notify_event_t *leave = (xcb_leave_notify_event_t *) event;
+ struct weston_wm_window *window;
+
+ window = hash_table_lookup(wm->window_hash, leave->event);
+ if (!window || !window->decorate)
+ return;
+
+ frame_pointer_leave(window->frame, NULL);
+ if (frame_status(window->frame) & FRAME_STATUS_REPAINT)
+ weston_wm_window_schedule_repaint(window);
+
+ weston_wm_window_set_cursor(wm, window->frame_id, XWM_CURSOR_LEFT_PTR);
+}
+
+static int
+weston_wm_handle_event(int fd, uint32_t mask, void *data)
+{
+ struct weston_wm *wm = data;
+ xcb_generic_event_t *event;
+ int count = 0;
+
+ while (event = xcb_poll_for_event(wm->conn), event != NULL) {
+ if (weston_wm_handle_selection_event(wm, event)) {
+ free(event);
+ count++;
+ continue;
+ }
+
+ if (weston_wm_handle_dnd_event(wm, event)) {
+ free(event);
+ count++;
+ continue;
+ }
+
+ switch (EVENT_TYPE(event)) {
+ case XCB_BUTTON_PRESS:
+ case XCB_BUTTON_RELEASE:
+ weston_wm_handle_button(wm, event);
+ break;
+ case XCB_ENTER_NOTIFY:
+ weston_wm_handle_enter(wm, event);
+ break;
+ case XCB_LEAVE_NOTIFY:
+ weston_wm_handle_leave(wm, event);
+ break;
+ case XCB_MOTION_NOTIFY:
+ weston_wm_handle_motion(wm, event);
+ break;
+ case XCB_CREATE_NOTIFY:
+ weston_wm_handle_create_notify(wm, event);
+ break;
+ case XCB_MAP_REQUEST:
+ weston_wm_handle_map_request(wm, event);
+ break;
+ case XCB_MAP_NOTIFY:
+ weston_wm_handle_map_notify(wm, event);
+ break;
+ case XCB_UNMAP_NOTIFY:
+ weston_wm_handle_unmap_notify(wm, event);
+ break;
+ case XCB_REPARENT_NOTIFY:
+ weston_wm_handle_reparent_notify(wm, event);
+ break;
+ case XCB_CONFIGURE_REQUEST:
+ weston_wm_handle_configure_request(wm, event);
+ break;
+ case XCB_CONFIGURE_NOTIFY:
+ weston_wm_handle_configure_notify(wm, event);
+ break;
+ case XCB_DESTROY_NOTIFY:
+ weston_wm_handle_destroy_notify(wm, event);
+ break;
+ case XCB_MAPPING_NOTIFY:
+ wm_log("XCB_MAPPING_NOTIFY\n");
+ break;
+ case XCB_PROPERTY_NOTIFY:
+ weston_wm_handle_property_notify(wm, event);
+ break;
+ case XCB_CLIENT_MESSAGE:
+ weston_wm_handle_client_message(wm, event);
+ break;
+ }
+
+ free(event);
+ count++;
+ }
+
+ xcb_flush(wm->conn);
+
+ return count;
+}
+
+static void
+weston_wm_get_visual_and_colormap(struct weston_wm *wm)
+{
+ xcb_depth_iterator_t d_iter;
+ xcb_visualtype_iterator_t vt_iter;
+ xcb_visualtype_t *visualtype;
+
+ d_iter = xcb_screen_allowed_depths_iterator(wm->screen);
+ visualtype = NULL;
+ while (d_iter.rem > 0) {
+ if (d_iter.data->depth == 32) {
+ vt_iter = xcb_depth_visuals_iterator(d_iter.data);
+ visualtype = vt_iter.data;
+ break;
+ }
+
+ xcb_depth_next(&d_iter);
+ }
+
+ if (visualtype == NULL) {
+ weston_log("no 32 bit visualtype\n");
+ return;
+ }
+
+ wm->visual_id = visualtype->visual_id;
+ wm->colormap = xcb_generate_id(wm->conn);
+ xcb_create_colormap(wm->conn, XCB_COLORMAP_ALLOC_NONE,
+ wm->colormap, wm->screen->root, wm->visual_id);
+}
+
+static void
+weston_wm_get_resources(struct weston_wm *wm)
+{
+
+#define F(field) offsetof(struct weston_wm, field)
+
+ static const struct { const char *name; int offset; } atoms[] = {
+ { "WM_PROTOCOLS", F(atom.wm_protocols) },
+ { "WM_NORMAL_HINTS", F(atom.wm_normal_hints) },
+ { "WM_TAKE_FOCUS", F(atom.wm_take_focus) },
+ { "WM_DELETE_WINDOW", F(atom.wm_delete_window) },
+ { "WM_STATE", F(atom.wm_state) },
+ { "WM_S0", F(atom.wm_s0) },
+ { "WM_CLIENT_MACHINE", F(atom.wm_client_machine) },
+ { "_NET_WM_CM_S0", F(atom.net_wm_cm_s0) },
+ { "_NET_WM_NAME", F(atom.net_wm_name) },
+ { "_NET_WM_PID", F(atom.net_wm_pid) },
+ { "_NET_WM_ICON", F(atom.net_wm_icon) },
+ { "_NET_WM_STATE", F(atom.net_wm_state) },
+ { "_NET_WM_STATE_FULLSCREEN", F(atom.net_wm_state_fullscreen) },
+ { "_NET_WM_USER_TIME", F(atom.net_wm_user_time) },
+ { "_NET_WM_ICON_NAME", F(atom.net_wm_icon_name) },
+ { "_NET_WM_WINDOW_TYPE", F(atom.net_wm_window_type) },
+
+ { "_NET_WM_WINDOW_TYPE_DESKTOP", F(atom.net_wm_window_type_desktop) },
+ { "_NET_WM_WINDOW_TYPE_DOCK", F(atom.net_wm_window_type_dock) },
+ { "_NET_WM_WINDOW_TYPE_TOOLBAR", F(atom.net_wm_window_type_toolbar) },
+ { "_NET_WM_WINDOW_TYPE_MENU", F(atom.net_wm_window_type_menu) },
+ { "_NET_WM_WINDOW_TYPE_UTILITY", F(atom.net_wm_window_type_utility) },
+ { "_NET_WM_WINDOW_TYPE_SPLASH", F(atom.net_wm_window_type_splash) },
+ { "_NET_WM_WINDOW_TYPE_DIALOG", F(atom.net_wm_window_type_dialog) },
+ { "_NET_WM_WINDOW_TYPE_DROPDOWN_MENU", F(atom.net_wm_window_type_dropdown) },
+ { "_NET_WM_WINDOW_TYPE_POPUP_MENU", F(atom.net_wm_window_type_popup) },
+ { "_NET_WM_WINDOW_TYPE_TOOLTIP", F(atom.net_wm_window_type_tooltip) },
+ { "_NET_WM_WINDOW_TYPE_NOTIFICATION", F(atom.net_wm_window_type_notification) },
+ { "_NET_WM_WINDOW_TYPE_COMBO", F(atom.net_wm_window_type_combo) },
+ { "_NET_WM_WINDOW_TYPE_DND", F(atom.net_wm_window_type_dnd) },
+ { "_NET_WM_WINDOW_TYPE_NORMAL", F(atom.net_wm_window_type_normal) },
+
+ { "_NET_WM_MOVERESIZE", F(atom.net_wm_moveresize) },
+ { "_NET_SUPPORTING_WM_CHECK",
+ F(atom.net_supporting_wm_check) },
+ { "_NET_SUPPORTED", F(atom.net_supported) },
+ { "_MOTIF_WM_HINTS", F(atom.motif_wm_hints) },
+ { "CLIPBOARD", F(atom.clipboard) },
+ { "CLIPBOARD_MANAGER", F(atom.clipboard_manager) },
+ { "TARGETS", F(atom.targets) },
+ { "UTF8_STRING", F(atom.utf8_string) },
+ { "_WL_SELECTION", F(atom.wl_selection) },
+ { "INCR", F(atom.incr) },
+ { "TIMESTAMP", F(atom.timestamp) },
+ { "MULTIPLE", F(atom.multiple) },
+ { "UTF8_STRING" , F(atom.utf8_string) },
+ { "COMPOUND_TEXT", F(atom.compound_text) },
+ { "TEXT", F(atom.text) },
+ { "STRING", F(atom.string) },
+ { "text/plain;charset=utf-8", F(atom.text_plain_utf8) },
+ { "text/plain", F(atom.text_plain) },
+ { "XdndSelection", F(atom.xdnd_selection) },
+ { "XdndAware", F(atom.xdnd_aware) },
+ { "XdndEnter", F(atom.xdnd_enter) },
+ { "XdndLeave", F(atom.xdnd_leave) },
+ { "XdndDrop", F(atom.xdnd_drop) },
+ { "XdndStatus", F(atom.xdnd_status) },
+ { "XdndFinished", F(atom.xdnd_finished) },
+ { "XdndTypeList", F(atom.xdnd_type_list) },
+ { "XdndActionCopy", F(atom.xdnd_action_copy) }
+ };
+#undef F
+
+ xcb_xfixes_query_version_cookie_t xfixes_cookie;
+ xcb_xfixes_query_version_reply_t *xfixes_reply;
+ xcb_intern_atom_cookie_t cookies[ARRAY_LENGTH(atoms)];
+ xcb_intern_atom_reply_t *reply;
+ xcb_render_query_pict_formats_reply_t *formats_reply;
+ xcb_render_query_pict_formats_cookie_t formats_cookie;
+ xcb_render_pictforminfo_t *formats;
+ uint32_t i;
+
+ xcb_prefetch_extension_data (wm->conn, &xcb_xfixes_id);
+ xcb_prefetch_extension_data (wm->conn, &xcb_composite_id);
+
+ formats_cookie = xcb_render_query_pict_formats(wm->conn);
+
+ for (i = 0; i < ARRAY_LENGTH(atoms); i++)
+ cookies[i] = xcb_intern_atom (wm->conn, 0,
+ strlen(atoms[i].name),
+ atoms[i].name);
+
+ for (i = 0; i < ARRAY_LENGTH(atoms); i++) {
+ reply = xcb_intern_atom_reply (wm->conn, cookies[i], NULL);
+ *(xcb_atom_t *) ((char *) wm + atoms[i].offset) = reply->atom;
+ free(reply);
+ }
+
+ wm->xfixes = xcb_get_extension_data(wm->conn, &xcb_xfixes_id);
+ if (!wm->xfixes || !wm->xfixes->present)
+ weston_log("xfixes not available\n");
+
+ xfixes_cookie = xcb_xfixes_query_version(wm->conn,
+ XCB_XFIXES_MAJOR_VERSION,
+ XCB_XFIXES_MINOR_VERSION);
+ xfixes_reply = xcb_xfixes_query_version_reply(wm->conn,
+ xfixes_cookie, NULL);
+
+ weston_log("xfixes version: %d.%d\n",
+ xfixes_reply->major_version, xfixes_reply->minor_version);
+
+ free(xfixes_reply);
+
+ formats_reply = xcb_render_query_pict_formats_reply(wm->conn,
+ formats_cookie, 0);
+ if (formats_reply == NULL)
+ return;
+
+ formats = xcb_render_query_pict_formats_formats(formats_reply);
+ for (i = 0; i < formats_reply->num_formats; i++) {
+ if (formats[i].direct.red_mask != 0xff &&
+ formats[i].direct.red_shift != 16)
+ continue;
+ if (formats[i].type == XCB_RENDER_PICT_TYPE_DIRECT &&
+ formats[i].depth == 24)
+ wm->format_rgb = formats[i];
+ if (formats[i].type == XCB_RENDER_PICT_TYPE_DIRECT &&
+ formats[i].depth == 32 &&
+ formats[i].direct.alpha_mask == 0xff &&
+ formats[i].direct.alpha_shift == 24)
+ wm->format_rgba = formats[i];
+ }
+
+ free(formats_reply);
+}
+
+static void
+weston_wm_create_wm_window(struct weston_wm *wm)
+{
+ static const char name[] = "Weston WM";
+
+ wm->wm_window = xcb_generate_id(wm->conn);
+ xcb_create_window(wm->conn,
+ XCB_COPY_FROM_PARENT,
+ wm->wm_window,
+ wm->screen->root,
+ 0, 0,
+ 10, 10,
+ 0,
+ XCB_WINDOW_CLASS_INPUT_OUTPUT,
+ wm->screen->root_visual,
+ 0, NULL);
+
+ xcb_change_property(wm->conn,
+ XCB_PROP_MODE_REPLACE,
+ wm->wm_window,
+ wm->atom.net_supporting_wm_check,
+ XCB_ATOM_WINDOW,
+ 32, /* format */
+ 1, &wm->wm_window);
+
+ xcb_change_property(wm->conn,
+ XCB_PROP_MODE_REPLACE,
+ wm->wm_window,
+ wm->atom.net_wm_name,
+ wm->atom.utf8_string,
+ 8, /* format */
+ strlen(name), name);
+
+ xcb_change_property(wm->conn,
+ XCB_PROP_MODE_REPLACE,
+ wm->screen->root,
+ wm->atom.net_supporting_wm_check,
+ XCB_ATOM_WINDOW,
+ 32, /* format */
+ 1, &wm->wm_window);
+
+ /* Claim the WM_S0 selection even though we don't suport
+ * the --replace functionality. */
+ xcb_set_selection_owner(wm->conn,
+ wm->wm_window,
+ wm->atom.wm_s0,
+ XCB_TIME_CURRENT_TIME);
+
+ xcb_set_selection_owner(wm->conn,
+ wm->wm_window,
+ wm->atom.net_wm_cm_s0,
+ XCB_TIME_CURRENT_TIME);
+}
+
+struct weston_wm *
+weston_wm_create(struct weston_xserver *wxs)
+{
+ struct weston_wm *wm;
+ struct wl_event_loop *loop;
+ xcb_screen_iterator_t s;
+ uint32_t values[1];
+ int sv[2];
+ xcb_atom_t supported[3];
+
+ wm = zalloc(sizeof *wm);
+ if (wm == NULL)
+ return NULL;
+
+ wm->server = wxs;
+ wm->window_hash = hash_table_create();
+ if (wm->window_hash == NULL) {
+ free(wm);
+ return NULL;
+ }
+
+ if (socketpair(AF_UNIX, SOCK_STREAM | SOCK_CLOEXEC, 0, sv) < 0) {
+ weston_log("socketpair failed\n");
+ hash_table_destroy(wm->window_hash);
+ free(wm);
+ return NULL;
+ }
+
+ xserver_send_client(wxs->resource, sv[1]);
+ wl_client_flush(wl_resource_get_client(wxs->resource));
+ close(sv[1]);
+
+ /* xcb_connect_to_fd takes ownership of the fd. */
+ wm->conn = xcb_connect_to_fd(sv[0], NULL);
+ if (xcb_connection_has_error(wm->conn)) {
+ weston_log("xcb_connect_to_fd failed\n");
+ close(sv[0]);
+ hash_table_destroy(wm->window_hash);
+ free(wm);
+ return NULL;
+ }
+
+ s = xcb_setup_roots_iterator(xcb_get_setup(wm->conn));
+ wm->screen = s.data;
+
+ loop = wl_display_get_event_loop(wxs->wl_display);
+ wm->source =
+ wl_event_loop_add_fd(loop, sv[0],
+ WL_EVENT_READABLE,
+ weston_wm_handle_event, wm);
+ wl_event_source_check(wm->source);
+
+ weston_wm_get_resources(wm);
+ weston_wm_get_visual_and_colormap(wm);
+
+ values[0] =
+ XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY |
+ XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT |
+ XCB_EVENT_MASK_PROPERTY_CHANGE;
+ xcb_change_window_attributes(wm->conn, wm->screen->root,
+ XCB_CW_EVENT_MASK, values);
+
+ xcb_composite_redirect_subwindows(wm->conn, wm->screen->root,
+ XCB_COMPOSITE_REDIRECT_MANUAL);
+
+ wm->theme = theme_create();
+
+ weston_wm_create_wm_window(wm);
+
+ supported[0] = wm->atom.net_wm_moveresize;
+ supported[1] = wm->atom.net_wm_state;
+ supported[2] = wm->atom.net_wm_state_fullscreen;
+ xcb_change_property(wm->conn,
+ XCB_PROP_MODE_REPLACE,
+ wm->screen->root,
+ wm->atom.net_supported,
+ XCB_ATOM_ATOM,
+ 32, /* format */
+ ARRAY_LENGTH(supported), supported);
+
+ weston_wm_selection_init(wm);
+
+ weston_wm_dnd_init(wm);
+
+ xcb_flush(wm->conn);
+
+ wm->activate_listener.notify = weston_wm_window_activate;
+ wl_signal_add(&wxs->compositor->activate_signal,
+ &wm->activate_listener);
+ wm->transform_listener.notify = weston_wm_window_transform;
+ wl_signal_add(&wxs->compositor->transform_signal,
+ &wm->transform_listener);
+ wm->kill_listener.notify = weston_wm_kill_client;
+ wl_signal_add(&wxs->compositor->kill_signal,
+ &wm->kill_listener);
+
+ weston_wm_create_cursors(wm);
+ weston_wm_window_set_cursor(wm, wm->screen->root, XWM_CURSOR_LEFT_PTR);
+
+ weston_log("created wm\n");
+
+ return wm;
+}
+
+void
+weston_wm_destroy(struct weston_wm *wm)
+{
+ /* FIXME: Free windows in hash. */
+ hash_table_destroy(wm->window_hash);
+ weston_wm_destroy_cursors(wm);
+ xcb_disconnect(wm->conn);
+ wl_event_source_remove(wm->source);
+ wl_list_remove(&wm->selection_listener.link);
+ wl_list_remove(&wm->activate_listener.link);
+ wl_list_remove(&wm->kill_listener.link);
+ wl_list_remove(&wm->transform_listener.link);
+
+ free(wm);
+}
+
+static void
+surface_destroy(struct wl_listener *listener, void *data)
+{
+ struct weston_wm_window *window =
+ container_of(listener,
+ struct weston_wm_window, surface_destroy_listener);
+
+ wm_log("surface for xid %d destroyed\n", window->id);
+
+ /* This should have been freed by the shell.
+ Don't try to use it later. */
+ window->shsurf = NULL;
+ window->surface = NULL;
+ window->view = NULL;
+}
+
+static struct weston_wm_window *
+get_wm_window(struct weston_surface *surface)
+{
+ struct wl_listener *listener;
+
+ listener = wl_signal_get(&surface->destroy_signal, surface_destroy);
+ if (listener)
+ return container_of(listener, struct weston_wm_window,
+ surface_destroy_listener);
+
+ return NULL;
+}
+
+static void
+weston_wm_window_configure(void *data)
+{
+ struct weston_wm_window *window = data;
+ struct weston_wm *wm = window->wm;
+ uint32_t values[4];
+ int x, y, width, height;
+
+ weston_wm_window_get_child_position(window, &x, &y);
+ values[0] = x;
+ values[1] = y;
+ values[2] = window->width;
+ values[3] = window->height;
+ xcb_configure_window(wm->conn,
+ window->id,
+ XCB_CONFIG_WINDOW_X |
+ XCB_CONFIG_WINDOW_Y |
+ XCB_CONFIG_WINDOW_WIDTH |
+ XCB_CONFIG_WINDOW_HEIGHT,
+ values);
+
+ weston_wm_window_get_frame_size(window, &width, &height);
+ values[0] = width;
+ values[1] = height;
+ xcb_configure_window(wm->conn,
+ window->frame_id,
+ XCB_CONFIG_WINDOW_WIDTH |
+ XCB_CONFIG_WINDOW_HEIGHT,
+ values);
+
+ window->configure_source = NULL;
+
+ weston_wm_window_schedule_repaint(window);
+}
+
+static void
+send_configure(struct weston_surface *surface,
+ uint32_t edges, int32_t width, int32_t height)
+{
+ struct weston_wm_window *window = get_wm_window(surface);
+ struct weston_wm *wm = window->wm;
+ struct theme *t = window->wm->theme;
+ int vborder, hborder;
+
+ if (window->fullscreen) {
+ hborder = 0;
+ vborder = 0;
+ } else if (window->decorate) {
+ hborder = 2 * (t->margin + t->width);
+ vborder = 2 * t->margin + t->titlebar_height + t->width;
+ } else {
+ hborder = 2 * t->margin;
+ vborder = 2 * t->margin;
+ }
+
+ if (width > hborder)
+ window->width = width - hborder;
+ else
+ window->width = 1;
+
+ if (height > vborder)
+ window->height = height - vborder;
+ else
+ window->height = 1;
+
+ if (window->frame)
+ frame_resize_inside(window->frame, window->width, window->height);
+
+ if (window->configure_source)
+ return;
+
+ window->configure_source =
+ wl_event_loop_add_idle(wm->server->loop,
+ weston_wm_window_configure, window);
+}
+
+static const struct weston_shell_client shell_client = {
+ send_configure
+};
+
+static int
+legacy_fullscreen(struct weston_wm *wm,
+ struct weston_wm_window *window,
+ struct weston_output **output_ret)
+{
+ struct weston_compositor *compositor = wm->server->compositor;
+ struct weston_output *output;
+ uint32_t minmax = PMinSize | PMaxSize;
+ int matching_size;
+
+ /* Heuristics for detecting legacy fullscreen windows... */
+
+ wl_list_for_each(output, &compositor->output_list, link) {
+ if (output->x == window->x &&
+ output->y == window->y &&
+ output->width == window->width &&
+ output->height == window->height &&
+ window->override_redirect) {
+ *output_ret = output;
+ return 1;
+ }
+
+ matching_size = 0;
+ if ((window->size_hints.flags & (USSize |PSize)) &&
+ window->size_hints.width == output->width &&
+ window->size_hints.height == output->height)
+ matching_size = 1;
+ if ((window->size_hints.flags & minmax) == minmax &&
+ window->size_hints.min_width == output->width &&
+ window->size_hints.min_height == output->height &&
+ window->size_hints.max_width == output->width &&
+ window->size_hints.max_height == output->height)
+ matching_size = 1;
+
+ if (matching_size && !window->decorate &&
+ (window->size_hints.flags & (USPosition | PPosition)) &&
+ window->size_hints.x == output->x &&
+ window->size_hints.y == output->y) {
+ *output_ret = output;
+ return 1;
+ }
+ }
+
+ return 0;
+}
+static void
+xserver_map_shell_surface(struct weston_wm *wm,
+ struct weston_wm_window *window)
+{
+ struct weston_shell_interface *shell_interface =
+ &wm->server->compositor->shell_interface;
+ struct weston_output *output;
+
+ if (!shell_interface->create_shell_surface)
+ return;
+
+ if (!shell_interface->get_primary_view)
+ return;
+
+ window->shsurf =
+ shell_interface->create_shell_surface(shell_interface->shell,
+ window->surface,
+ &shell_client);
+ window->view = shell_interface->get_primary_view(shell_interface->shell,
+ window->shsurf);
+
+ if (window->name)
+ shell_interface->set_title(window->shsurf, window->name);
+
+ if (window->fullscreen) {
+ window->saved_width = window->width;
+ window->saved_height = window->height;
+ shell_interface->set_fullscreen(window->shsurf,
+ WL_SHELL_SURFACE_FULLSCREEN_METHOD_DEFAULT,
+ 0, NULL);
+ return;
+ } else if (legacy_fullscreen(wm, window, &output)) {
+ window->fullscreen = 1;
+ shell_interface->set_fullscreen(window->shsurf,
+ WL_SHELL_SURFACE_FULLSCREEN_METHOD_DEFAULT,
+ 0, output);
+ } else if (!window->override_redirect && !window->transient_for) {
+ shell_interface->set_toplevel(window->shsurf);
+ return;
+ } else {
+ shell_interface->set_xwayland(window->shsurf,
+ window->x,
+ window->y,
+ WL_SHELL_SURFACE_TRANSIENT_INACTIVE);
+ }
+}
+
+static void
+xserver_set_window_id(struct wl_client *client, struct wl_resource *resource,
+ struct wl_resource *surface_resource, uint32_t id)
+{
+ struct weston_xserver *wxs = wl_resource_get_user_data(resource);
+ struct weston_wm *wm = wxs->wm;
+ struct weston_surface *surface =
+ wl_resource_get_user_data(surface_resource);
+ struct weston_wm_window *window;
+
+ if (client != wxs->client)
+ return;
+
+ window = hash_table_lookup(wm->window_hash, id);
+ if (window == NULL) {
+ weston_log("set_window_id for unknown window %d\n", id);
+ return;
+ }
+
+ wm_log("set_window_id %d for surface %p\n", id, surface);
+
+ weston_wm_window_read_properties(window);
+
+ /* A weston_wm_window may have many different surfaces assigned
+ * throughout its life, so we must make sure to remove the listener
+ * from the old surface signal list. */
+ if (window->surface)
+ wl_list_remove(&window->surface_destroy_listener.link);
+
+ window->surface = (struct weston_surface *) surface;
+ window->surface_destroy_listener.notify = surface_destroy;
+ wl_signal_add(&surface->destroy_signal,
+ &window->surface_destroy_listener);
+
+ weston_wm_window_schedule_repaint(window);
+ xserver_map_shell_surface(wm, window);
+}
+
+const struct xserver_interface xserver_implementation = {
+ xserver_set_window_id
+};