#include <string.h>
#include <stdlib.h>
#include <time.h>
+#include <limits.h>
+
+/* Contains compatibility definitions for old libxcb versions */
+#ifdef XCB_COMPAT
+#include "xcb_compat.h"
+#endif
#include <xcb/xcb.h>
#include <xcb/xcb_atom.h>
#include <X11/XKBlib.h>
#include "i3.h"
-#include "debug.h"
+#include "handlers.h"
#include "table.h"
#include "layout.h"
#include "commands.h"
#include "container.h"
#include "ipc.h"
+int randr_base = -1;
+
/* After mapping/unmapping windows, a notify event is generated. However, we don’t want it,
since it’d trigger an infinite loop of switching between the different windows when
changing workspaces */
return false;
}
+ /*
+ * Takes an xcb_generic_event_t and calls the appropriate handler, based on the
+ * event type.
+ *
+ */
+void handle_event(int type, xcb_generic_event_t *event) {
+ /* XXX: remove the NULL and conn parameters as soon as this version of libxcb is required */
+
+ if (randr_base > -1 &&
+ type == randr_base + XCB_RANDR_SCREEN_CHANGE_NOTIFY) {
+ handle_screen_change(NULL, global_conn, event);
+ return;
+ }
+
+ switch (type) {
+ case XCB_KEY_PRESS:
+ handle_key_press(NULL, global_conn, (xcb_key_press_event_t*)event);
+ break;
+
+ case XCB_BUTTON_PRESS:
+ handle_button_press(NULL, global_conn, (xcb_button_press_event_t*)event);
+ break;
+
+ case XCB_MAP_REQUEST:
+ handle_map_request(NULL, global_conn, (xcb_map_request_event_t*)event);
+ break;
+
+ case XCB_UNMAP_NOTIFY:
+ handle_unmap_notify_event(NULL, global_conn, (xcb_unmap_notify_event_t*)event);
+ break;
+
+ case XCB_DESTROY_NOTIFY:
+ handle_destroy_notify_event(NULL, global_conn, (xcb_destroy_notify_event_t*)event);
+ break;
+
+ case XCB_EXPOSE:
+ handle_expose_event(NULL, global_conn, (xcb_expose_event_t*)event);
+ break;
+
+ case XCB_MOTION_NOTIFY:
+ handle_motion_notify(NULL, global_conn, (xcb_motion_notify_event_t*)event);
+ break;
+
+ /* Enter window = user moved his mouse over the window */
+ case XCB_ENTER_NOTIFY:
+ handle_enter_notify(NULL, global_conn, (xcb_enter_notify_event_t*)event);
+ break;
+
+ /* Client message are sent to the root window. The only interesting
+ * client message for us is _NET_WM_STATE, we honour
+ * _NET_WM_STATE_FULLSCREEN */
+ case XCB_CLIENT_MESSAGE:
+ handle_client_message(NULL, global_conn, (xcb_client_message_event_t*)event);
+ break;
+
+ /* Configure request = window tried to change size on its own */
+ case XCB_CONFIGURE_REQUEST:
+ handle_configure_request(NULL, global_conn, (xcb_configure_request_event_t*)event);
+ break;
+
+ case XCB_CONFIGURE_NOTIFY:
+ handle_configure_event(NULL, global_conn, (xcb_configure_notify_event_t*)event);
+ break;
+
+ /* Mapping notify = keyboard mapping changed (Xmodmap), re-grab bindings */
+ case XCB_MAPPING_NOTIFY:
+ handle_mapping_notify(NULL, global_conn, (xcb_mapping_notify_event_t*)event);
+ break;
+
+ case XCB_PROPERTY_NOTIFY:
+ DLOG("Property notify\n");
+ xcb_property_notify_event_t *e = (xcb_property_notify_event_t*)event;
+ property_notify(e->state, e->window, e->atom);
+ break;
+
+ default:
+ DLOG("Unhandled event of type %d\n", type);
+ break;
+ }
+}
+
+typedef int (*cb_property_handler_t)(void *data, xcb_connection_t *c, uint8_t state, xcb_window_t window, xcb_atom_t atom, xcb_get_property_reply_t *property);
+
+struct property_handler_t {
+ xcb_atom_t atom;
+ uint32_t long_len;
+ cb_property_handler_t cb;
+};
+
+static struct property_handler_t property_handlers[] = {
+ { 0, 128, handle_windowname_change },
+ { 0, UINT_MAX, handle_hints },
+ { 0, 128, handle_windowname_change_legacy },
+ { 0, UINT_MAX, handle_normal_hints },
+ { 0, UINT_MAX, handle_clientleader_change },
+ { 0, UINT_MAX, handle_transient_for },
+ { 0, UINT_MAX, handle_windowclass_change }
+};
+#define NUM_HANDLERS (sizeof(property_handlers) / sizeof(struct property_handler_t))
+
+/*
+ * Sets the appropriate atoms for the property handlers after the atoms were
+ * received from X11
+ *
+ */
+void property_handlers_init() {
+ property_handlers[0].atom = A__NET_WM_NAME;
+ property_handlers[1].atom = A_WM_HINTS;
+ property_handlers[2].atom = A_WM_NAME;
+ property_handlers[3].atom = A_WM_NORMAL_HINTS;
+ property_handlers[4].atom = A_WM_CLIENT_LEADER;
+ property_handlers[5].atom = A_WM_TRANSIENT_FOR;
+ property_handlers[6].atom = A_WM_CLASS;
+}
+
+/*
+ * Requests the property and invokes the appropriate callback.
+ *
+ */
+int property_notify(uint8_t state, xcb_window_t window, xcb_atom_t atom) {
+ struct property_handler_t *handler = NULL;
+ xcb_get_property_reply_t *propr = NULL;
+ int ret;
+
+ for (int c = 0; c < sizeof(property_handlers) / sizeof(struct property_handler_t); c++) {
+ if (property_handlers[c].atom != atom)
+ continue;
+
+ handler = &property_handlers[c];
+ break;
+ }
+
+ if (handler == NULL) {
+ DLOG("Unhandled property notify for atom %d (0x%08x)\n", atom, atom);
+ return 0;
+ }
+
+ if (state != XCB_PROPERTY_DELETE) {
+ xcb_get_property_cookie_t cookie = xcb_get_property(global_conn, 0, window, atom, XCB_GET_PROPERTY_TYPE_ANY, 0, handler->long_len);
+ propr = xcb_get_property_reply(global_conn, cookie, 0);
+ }
+
+ ret = handler->cb(NULL, global_conn, state, window, atom, propr);
+ FREE(propr);
+ return ret;
+}
+
+
/*
* There was a key press. We compare this key code with our bindings table and pass
* the bound action to parse_command().
* A new window appeared on the screen (=was mapped), so let’s manage it.
*
*/
-int handle_map_request(void *prophs, xcb_connection_t *conn, xcb_map_request_event_t *event) {
+int handle_map_request(void *invalid, xcb_connection_t *conn, xcb_map_request_event_t *event) {
xcb_get_window_attributes_cookie_t cookie;
cookie = xcb_get_window_attributes_unchecked(conn, event->window);
DLOG("window = 0x%08x, serial is %d.\n", event->window, event->sequence);
add_ignore_event(event->sequence);
- manage_window(prophs, conn, event->window, cookie, false);
+ manage_window(conn, event->window, cookie, false);
return 1;
}
*
*/
int handle_client_message(void *data, xcb_connection_t *conn, xcb_client_message_event_t *event) {
- if (event->type == atoms[_NET_WM_STATE]) {
- if (event->format != 32 || event->data.data32[1] != atoms[_NET_WM_STATE_FULLSCREEN])
+ if (event->type == A__NET_WM_STATE) {
+ if (event->format != 32 || event->data.data32[1] != A__NET_WM_STATE_FULLSCREEN)
return 0;
Client *client = table_get(&by_child, event->window);
/* If the hints were already in this event, use them, if not, request them */
if (reply != NULL)
- xcb_get_wm_size_hints_from_reply(&size_hints, reply);
+ xcb_icccm_get_wm_size_hints_from_reply(&size_hints, reply);
else
- xcb_get_wm_normal_hints_reply(conn, xcb_get_wm_normal_hints_unchecked(conn, client->child), &size_hints, NULL);
+ xcb_icccm_get_wm_normal_hints_reply(conn, xcb_icccm_get_wm_normal_hints_unchecked(conn, client->child), &size_hints, NULL);
- if ((size_hints.flags & XCB_SIZE_HINT_P_MIN_SIZE)) {
+ if ((size_hints.flags & XCB_ICCCM_SIZE_HINT_P_MIN_SIZE)) {
// TODO: Minimum size is not yet implemented
DLOG("Minimum size: %d (width) x %d (height)\n", size_hints.min_width, size_hints.min_height);
}
bool changed = false;
- if ((size_hints.flags & XCB_SIZE_HINT_P_RESIZE_INC)) {
+ if ((size_hints.flags & XCB_ICCCM_SIZE_HINT_P_RESIZE_INC)) {
if (size_hints.width_inc > 0 && size_hints.width_inc < 0xFFFF)
if (client->width_increment != size_hints.width_inc) {
client->width_increment = size_hints.width_inc;
/* base_width/height are the desired size of the window.
We check if either the program-specified size or the program-specified
min-size is available */
- if (size_hints.flags & XCB_SIZE_HINT_BASE_SIZE) {
+ if (size_hints.flags & XCB_ICCCM_SIZE_HINT_BASE_SIZE) {
base_width = size_hints.base_width;
base_height = size_hints.base_height;
- } else if (size_hints.flags & XCB_SIZE_HINT_P_MIN_SIZE) {
+ } else if (size_hints.flags & XCB_ICCCM_SIZE_HINT_P_MIN_SIZE) {
/* TODO: is this right? icccm says not */
base_width = size_hints.min_width;
base_height = size_hints.min_height;
}
/* If no aspect ratio was set or if it was invalid, we ignore the hints */
- if (!(size_hints.flags & XCB_SIZE_HINT_P_ASPECT) ||
+ if (!(size_hints.flags & XCB_ICCCM_SIZE_HINT_P_ASPECT) ||
(size_hints.min_aspect_num <= 0) ||
(size_hints.min_aspect_den <= 0)) {
return 1;
DLOG("Received WM_HINTS for unknown client\n");
return 1;
}
- xcb_wm_hints_t hints;
+ xcb_icccm_wm_hints_t hints;
if (reply != NULL) {
- if (!xcb_get_wm_hints_from_reply(&hints, reply))
+ if (!xcb_icccm_get_wm_hints_from_reply(&hints, reply))
return 1;
} else {
- if (!xcb_get_wm_hints_reply(conn, xcb_get_wm_hints_unchecked(conn, client->child), &hints, NULL))
+ if (!xcb_icccm_get_wm_hints_reply(conn, xcb_icccm_get_wm_hints_unchecked(conn, client->child), &hints, NULL))
return 1;
}
}
/* Update the flag on the client directly */
- client->urgent = (xcb_wm_hints_get_urgency(&hints) != 0);
+ client->urgent = (xcb_icccm_wm_hints_get_urgency(&hints) != 0);
CLIENT_LOG(client);
LOG("Urgency flag changed to %d\n", client->urgent);
xcb_window_t transient_for;
if (reply != NULL) {
- if (!xcb_get_wm_transient_for_from_reply(&transient_for, reply))
+ if (!xcb_icccm_get_wm_transient_for_from_reply(&transient_for, reply))
return 1;
} else {
- if (!xcb_get_wm_transient_for_reply(conn, xcb_get_wm_transient_for_unchecked(conn, window),
+ if (!xcb_icccm_get_wm_transient_for_reply(conn, xcb_icccm_get_wm_transient_for_unchecked(conn, window),
&transient_for, NULL))
return 1;
}
xcb_atom_t name, xcb_get_property_reply_t *prop) {
if (prop == NULL) {
prop = xcb_get_property_reply(conn, xcb_get_property_unchecked(conn,
- false, window, WM_CLIENT_LEADER, WINDOW, 0, 32), NULL);
+ false, window, A_WM_CLIENT_LEADER, A_WINDOW, 0, 32), NULL);
if (prop == NULL)
return 1;
}