+#undef I3__FILE__
+#define I3__FILE__ "handlers.c"
/*
* vim:ts=4:sw=4:expandtab
*
* i3 - an improved dynamic tiling window manager
- * © 2009-2011 Michael Stapelberg and contributors (see also: LICENSE)
+ * © 2009-2012 Michael Stapelberg and contributors (see also: LICENSE)
*
* handlers.c: Small handlers for various events (keypresses, focus changes,
* …).
#include "all.h"
#include <time.h>
+#include <sys/time.h>
#include <xcb/randr.h>
#include <X11/XKBlib.h>
#define SN_API_NOT_YET_FROZEN 1
return false;
}
-
-/*
- * There was a key press. We compare this key code with our bindings table and pass
- * the bound action to parse_command().
- *
- */
-static int handle_key_press(xcb_key_press_event_t *event) {
-
- last_timestamp = event->time;
-
- DLOG("Keypress %d, state raw = %d\n", event->detail, event->state);
-
- /* Remove the numlock bit, all other bits are modifiers we can bind to */
- uint16_t state_filtered = event->state & ~(xcb_numlock_mask | XCB_MOD_MASK_LOCK);
- DLOG("(removed numlock, state = %d)\n", state_filtered);
- /* Only use the lower 8 bits of the state (modifier masks) so that mouse
- * button masks are filtered out */
- state_filtered &= 0xFF;
- DLOG("(removed upper 8 bits, state = %d)\n", state_filtered);
-
- if (xkb_current_group == XkbGroup2Index)
- state_filtered |= BIND_MODE_SWITCH;
-
- DLOG("(checked mode_switch, state %d)\n", state_filtered);
-
- /* Find the binding */
- Binding *bind = get_binding(state_filtered, event->detail);
-
- /* No match? Then the user has Mode_switch enabled but does not have a
- * specific keybinding. Fall back to the default keybindings (without
- * Mode_switch). Makes it much more convenient for users of a hybrid
- * layout (like us, ru). */
- if (bind == NULL) {
- state_filtered &= ~(BIND_MODE_SWITCH);
- DLOG("no match, new state_filtered = %d\n", state_filtered);
- if ((bind = get_binding(state_filtered, event->detail)) == NULL) {
- ELOG("Could not lookup key binding (modifiers %d, keycode %d)\n",
- state_filtered, event->detail);
- return 1;
- }
- }
-
- char *json_result = parse_cmd(bind->command);
- FREE(json_result);
- return 1;
-}
-
/*
* Called with coordinates of an enter_notify event or motion_notify event
* to check if the user crossed virtual screen boundaries and adjust the
* When the user moves the mouse pointer onto a window, this callback gets called.
*
*/
-static int handle_enter_notify(xcb_enter_notify_event_t *event) {
+static void handle_enter_notify(xcb_enter_notify_event_t *event) {
Con *con;
last_timestamp = event->time;
DLOG("coordinates %d, %d\n", event->event_x, event->event_y);
if (event->mode != XCB_NOTIFY_MODE_NORMAL) {
DLOG("This was not a normal notify, ignoring\n");
- return 1;
+ return;
}
/* Some events are not interesting, because they were not generated
* actively by the user, but by reconfiguration of windows */
if (event_is_ignored(event->sequence, XCB_ENTER_NOTIFY)) {
DLOG("Event ignored\n");
- return 1;
+ return;
}
bool enter_child = false;
if (con == NULL) {
DLOG("Getting screen at %d x %d\n", event->root_x, event->root_y);
check_crossing_screen_boundary(event->root_x, event->root_y);
- return 1;
+ return;
}
if (con->parent->type == CT_DOCKAREA) {
DLOG("Ignoring, this is a dock client\n");
- return 1;
+ return;
}
/* see if the user entered the window on a certain window decoration */
#endif
if (config.disable_focus_follows_mouse)
- return 1;
+ return;
/* Get the currently focused workspace to check if the focus change also
* involves changing workspaces. If so, we need to call workspace_show() to
if (ws != con_get_workspace(focused))
workspace_show(ws);
+ focused_id = XCB_NONE;
con_focus(con_descend_focused(con));
tree_render();
- return 1;
+ return;
}
/*
* and crossing virtual screen boundaries), this callback gets called.
*
*/
-static int handle_motion_notify(xcb_motion_notify_event_t *event) {
+static void handle_motion_notify(xcb_motion_notify_event_t *event) {
last_timestamp = event->time;
/* Skip events where the pointer was over a child window, we are only
* interested in events on the root window. */
if (event->child != 0)
- return 1;
+ return;
Con *con;
if ((con = con_by_frame_id(event->event)) == NULL) {
+ DLOG("MotionNotify for an unknown container, checking if it crosses screen boundaries.\n");
check_crossing_screen_boundary(event->root_x, event->root_y);
- return 1;
+ return;
}
if (config.disable_focus_follows_mouse)
- return 1;
+ return;
if (con->layout != L_DEFAULT)
- return 1;
+ return;
/* see over which rect the user is */
Con *current;
/* We found the rect, let’s see if this window is focused */
if (TAILQ_FIRST(&(con->focus_head)) == current)
- return 1;
+ return;
con_focus(current);
x_push_changes(croot);
- return 1;
+ return;
}
- return 1;
+ return;
}
/*
* we need to update our key bindings then (re-translate symbols).
*
*/
-static int handle_mapping_notify(xcb_mapping_notify_event_t *event) {
+static void handle_mapping_notify(xcb_mapping_notify_event_t *event) {
if (event->request != XCB_MAPPING_KEYBOARD &&
event->request != XCB_MAPPING_MODIFIER)
- return 0;
+ return;
DLOG("Received mapping_notify for keyboard or modifier mapping, re-grabbing keys\n");
xcb_refresh_keyboard_mapping(keysyms, event);
translate_keysyms();
grab_all_keys(conn, false);
- return 0;
+ return;
}
/*
* A new window appeared on the screen (=was mapped), so let’s manage it.
*
*/
-static int handle_map_request(xcb_map_request_event_t *event) {
+static void handle_map_request(xcb_map_request_event_t *event) {
xcb_get_window_attributes_cookie_t cookie;
cookie = xcb_get_window_attributes_unchecked(conn, event->window);
manage_window(event->window, cookie, false);
x_push_changes(croot);
- return 1;
+ return;
}
/*
- * Configure requests are received when the application wants to resize windows on their own.
+ * Configure requests are received when the application wants to resize windows
+ * on their own.
*
- * We generate a synthethic configure notify event to signalize the client its "new" position.
+ * We generate a synthethic configure notify event to signalize the client its
+ * "new" position.
*
*/
-static int handle_configure_request(xcb_configure_request_event_t *event) {
+static void handle_configure_request(xcb_configure_request_event_t *event) {
Con *con;
DLOG("window 0x%08x wants to be at %dx%d with %dx%d\n",
xcb_configure_window(conn, event->window, mask, values);
xcb_flush(conn);
- return 1;
+ return;
}
DLOG("Configure request!\n");
- if (con_is_floating(con) && con_is_leaf(con)) {
+
+ Con *workspace = con_get_workspace(con),
+ *fullscreen = NULL;
+
+ /* There might not be a corresponding workspace for dock cons, therefore we
+ * have to be careful here. */
+ if (workspace) {
+ fullscreen = con_get_fullscreen_con(workspace, CF_OUTPUT);
+ if (!fullscreen)
+ fullscreen = con_get_fullscreen_con(workspace, CF_GLOBAL);
+ }
+
+ if (fullscreen != con && con_is_floating(con) && con_is_leaf(con)) {
/* find the height for the decorations */
- int deco_height = config.font.height + 5;
+ int deco_height = con->deco_rect.height;
/* we actually need to apply the size/position changes to the *parent*
* container */
Rect bsr = con_border_style_rect(con);
bsr.height -= deco_height;
}
Con *floatingcon = con->parent;
- DLOG("Container is a floating leaf node, will do that.\n");
+
+ if (strcmp(con_get_workspace(floatingcon)->name, "__i3_scratch") == 0) {
+ DLOG("This is a scratchpad container, ignoring ConfigureRequest\n");
+ return;
+ }
+
+ Rect newrect = floatingcon->rect;
+
if (event->value_mask & XCB_CONFIG_WINDOW_X) {
- floatingcon->rect.x = event->x + (-1) * bsr.x;
- DLOG("proposed x = %d, new x is %d\n", event->x, floatingcon->rect.x);
+ newrect.x = event->x + (-1) * bsr.x;
+ DLOG("proposed x = %d, new x is %d\n", event->x, newrect.x);
}
if (event->value_mask & XCB_CONFIG_WINDOW_Y) {
- floatingcon->rect.y = event->y + (-1) * bsr.y;
- DLOG("proposed y = %d, new y is %d\n", event->y, floatingcon->rect.y);
+ newrect.y = event->y + (-1) * bsr.y;
+ DLOG("proposed y = %d, new y is %d\n", event->y, newrect.y);
}
if (event->value_mask & XCB_CONFIG_WINDOW_WIDTH) {
- floatingcon->rect.width = event->width + (-1) * bsr.width;
- floatingcon->rect.width += con->border_width * 2;
- DLOG("proposed width = %d, new width is %d (x11 border %d)\n", event->width, floatingcon->rect.width, con->border_width);
+ newrect.width = event->width + (-1) * bsr.width;
+ newrect.width += con->border_width * 2;
+ DLOG("proposed width = %d, new width is %d (x11 border %d)\n",
+ event->width, newrect.width, con->border_width);
}
if (event->value_mask & XCB_CONFIG_WINDOW_HEIGHT) {
- floatingcon->rect.height = event->height + (-1) * bsr.height;
- floatingcon->rect.height += con->border_width * 2;
- DLOG("proposed height = %d, new height is %d (x11 border %d)\n", event->height, floatingcon->rect.height, con->border_width);
+ newrect.height = event->height + (-1) * bsr.height;
+ newrect.height += con->border_width * 2;
+ DLOG("proposed height = %d, new height is %d (x11 border %d)\n",
+ event->height, newrect.height, con->border_width);
}
- floating_maybe_reassign_ws(floatingcon);
- tree_render();
+
+ DLOG("Container is a floating leaf node, will do that.\n");
+ floating_reposition(floatingcon, newrect);
+ return;
}
/* Dock windows can be reconfigured in their height */
fake_absolute_configure_notify(con);
- return 1;
+ return;
}
#if 0
* changes the screen configuration in any way (mode, position, …)
*
*/
-static int handle_screen_change(xcb_generic_event_t *e) {
+static void handle_screen_change(xcb_generic_event_t *e) {
DLOG("RandR screen change\n");
randr_query_outputs();
+ scratchpad_fix_resolution();
+
ipc_send_event("output", I3_IPC_EVENT_OUTPUT, "{\"change\":\"unspecified\"}");
- return 1;
+ return;
}
/*
* now, so we better clean up before.
*
*/
-static int handle_unmap_notify_event(xcb_unmap_notify_event_t *event) {
- // XXX: this is commented out because in src/x.c we disable EnterNotify events
- /* we need to ignore EnterNotify events which will be generated because a
- * different window is visible now */
- //add_ignore_event(event->sequence, XCB_ENTER_NOTIFY);
-
+static void handle_unmap_notify_event(xcb_unmap_notify_event_t *event) {
DLOG("UnmapNotify for 0x%08x (received from 0x%08x), serial %d\n", event->window, event->event, event->sequence);
+ xcb_get_input_focus_cookie_t cookie;
Con *con = con_by_window_id(event->window);
if (con == NULL) {
/* This could also be an UnmapNotify for the frame. We need to
con = con_by_frame_id(event->window);
if (con == NULL) {
LOG("Not a managed window, ignoring UnmapNotify event\n");
- return 1;
+ return;
}
+
if (con->ignore_unmap > 0)
con->ignore_unmap--;
+ /* See the end of this function. */
+ cookie = xcb_get_input_focus(conn);
DLOG("ignore_unmap = %d for frame of container %p\n", con->ignore_unmap, con);
- return 1;
+ goto ignore_end;
}
+ /* See the end of this function. */
+ cookie = xcb_get_input_focus(conn);
+
if (con->ignore_unmap > 0) {
DLOG("ignore_unmap = %d, dec\n", con->ignore_unmap);
con->ignore_unmap--;
- return 1;
+ goto ignore_end;
}
tree_close(con, DONT_KILL_WINDOW, false, false);
tree_render();
x_push_changes(croot);
- return 1;
-#if 0
- if (client == NULL) {
- DLOG("not a managed window. Ignoring.\n");
-
- /* This was most likely the destroyed frame of a client which is
- * currently being unmapped, so we add this sequence (again!) to
- * the ignore list (enter_notify events will get sent for both,
- * the child and its frame). */
- add_ignore_event(event->sequence);
-
- return 0;
- }
-#endif
-
-
-#if 0
- /* Let’s see how many clients there are left on the workspace to delete it if it’s empty */
- bool workspace_empty = SLIST_EMPTY(&(client->workspace->focus_stack));
- bool workspace_focused = (c_ws == client->workspace);
- Client *to_focus = (!workspace_empty ? SLIST_FIRST(&(client->workspace->focus_stack)) : NULL);
-
- /* If this workspace is currently visible, we don’t delete it */
- if (workspace_is_visible(client->workspace))
- workspace_empty = false;
-
- if (workspace_empty) {
- client->workspace->output = NULL;
- ipc_send_event("workspace", I3_IPC_EVENT_WORKSPACE, "{\"change\":\"empty\"}");
- }
-
- /* Remove the urgency flag if set */
- client->urgent = false;
- workspace_update_urgent_flag(client->workspace);
-
- render_layout(conn);
-#endif
-
- return 1;
+ignore_end:
+ /* If the client (as opposed to i3) destroyed or unmapped a window, an
+ * EnterNotify event will follow (indistinguishable from an EnterNotify
+ * event caused by moving your mouse), causing i3 to set focus to whichever
+ * window is now visible.
+ *
+ * In a complex stacked or tabbed layout (take two v-split containers in a
+ * tabbed container), when the bottom window in tab2 is closed, the bottom
+ * window of tab1 is visible instead. X11 will thus send an EnterNotify
+ * event for the bottom window of tab1, while the focus should be set to
+ * the remaining window of tab2.
+ *
+ * Therefore, we ignore all EnterNotify events which have the same sequence
+ * as an UnmapNotify event. */
+ add_ignore_event(event->sequence, XCB_ENTER_NOTIFY);
+
+ /* Since we just ignored the sequence of this UnmapNotify, we want to make
+ * sure that following events use a different sequence. When putting xterm
+ * into fullscreen and moving the pointer to a different window, without
+ * using GetInputFocus, subsequent (legitimate) EnterNotify events arrived
+ * with the same sequence and thus were ignored (see ticket #609). */
+ free(xcb_get_input_focus_reply(conn, cookie, NULL));
}
/*
* important fields in the event data structure).
*
*/
-static int handle_destroy_notify_event(xcb_destroy_notify_event_t *event) {
+static void handle_destroy_notify_event(xcb_destroy_notify_event_t *event) {
DLOG("destroy notify for 0x%08x, 0x%08x\n", event->event, event->window);
xcb_unmap_notify_event_t unmap;
unmap.event = event->event;
unmap.window = event->window;
- return handle_unmap_notify_event(&unmap);
+ handle_unmap_notify_event(&unmap);
}
/*
* Expose event means we should redraw our windows (= title bar)
*
*/
-static int handle_expose_event(xcb_expose_event_t *event) {
+static void handle_expose_event(xcb_expose_event_t *event) {
Con *parent;
- /* event->count is the number of minimum remaining expose events for this
- * window, so we skip all events but the last one */
- if (event->count != 0)
- return 1;
-
DLOG("window = %08x\n", event->window);
if ((parent = con_by_frame_id(event->window)) == NULL) {
LOG("expose event for unknown window, ignoring\n");
- return 1;
+ return;
}
- /* re-render the parent (recursively, if it’s a split con) */
- x_deco_recurse(parent);
+ /* Since we render to our pixmap on every change anyways, expose events
+ * only tell us that the X server lost (parts of) the window contents. We
+ * can handle that by copying the appropriate part from our pixmap to the
+ * window. */
+ xcb_copy_area(conn, parent->pixmap, parent->frame, parent->pm_gc,
+ event->x, event->y, event->x, event->y,
+ event->width, event->height);
xcb_flush(conn);
- return 1;
+ return;
}
/*
}
tree_render();
- x_push_changes(croot);
+ } else if (event->type == A__NET_ACTIVE_WINDOW) {
+ DLOG("_NET_ACTIVE_WINDOW: Window 0x%08x should be activated\n", event->window);
+ Con *con = con_by_window_id(event->window);
+ if (con == NULL) {
+ DLOG("Could not get window for client message\n");
+ return;
+ }
+
+ Con *ws = con_get_workspace(con);
+ if (!workspace_is_visible(ws)) {
+ DLOG("Workspace not visible, ignoring _NET_ACTIVE_WINDOW\n");
+ return;
+ }
+
+ if (ws != con_get_workspace(focused))
+ workspace_show(ws);
+
+ con_focus(con);
+ tree_render();
} else if (event->type == A_I3_SYNC) {
- DLOG("i3 sync, yay\n");
xcb_window_t window = event->data.data32[0];
uint32_t rnd = event->data.data32[1];
- DLOG("Sending random value %d back to X11 window 0x%08x\n", rnd, window);
+ DLOG("[i3 sync protocol] Sending random value %d back to X11 window 0x%08x\n", rnd, window);
void *reply = scalloc(32);
xcb_client_message_event_t *ev = reply;
xcb_icccm_wm_hints_t hints;
- if (reply != NULL) {
- if (!xcb_icccm_get_wm_hints_from_reply(&hints, reply))
+ if (reply == NULL)
+ if (!(reply = xcb_get_property_reply(conn, xcb_icccm_get_wm_hints(conn, window), NULL)))
return false;
- } else {
- if (!xcb_icccm_get_wm_hints_reply(conn, xcb_icccm_get_wm_hints_unchecked(conn, con->window->id), &hints, NULL))
- return false;
- }
+
+ if (!xcb_icccm_get_wm_hints_from_reply(&hints, reply))
+ return false;
if (!con->urgent && focused == con) {
DLOG("Ignoring urgency flag for current client\n");
- FREE(reply);
- return true;
+ con->window->urgent.tv_sec = 0;
+ con->window->urgent.tv_usec = 0;
+ goto end;
}
/* Update the flag on the client directly */
- con->urgent = (xcb_icccm_wm_hints_get_urgency(&hints) != 0);
+ bool hint_urgent = (xcb_icccm_wm_hints_get_urgency(&hints) != 0);
+
+ if (con->urgency_timer == NULL) {
+ con->urgent = hint_urgent;
+ } else
+ DLOG("Discarding urgency WM_HINT because timer is running\n");
+
//CLIENT_LOG(con);
+ if (con->window) {
+ if (con->urgent) {
+ gettimeofday(&con->window->urgent, NULL);
+ } else {
+ con->window->urgent.tv_sec = 0;
+ con->window->urgent.tv_usec = 0;
+ }
+ }
+
+ con_update_parents_urgency(con);
+
LOG("Urgency flag changed to %d\n", con->urgent);
Con *ws;
tree_render();
-#if 0
- /* If the workspace this client is on is not visible, we need to redraw
- * the workspace bar */
- if (!workspace_is_visible(client->workspace)) {
- Output *output = client->workspace->output;
- render_workspace(conn, output, output->current_workspace);
- xcb_flush(conn);
- }
-#endif
-
- FREE(reply);
+end:
+ if (con->window)
+ window_update_hints(con->window, reply);
+ else free(reply);
return true;
}
window_update_transient_for(con->window, prop);
- // TODO: put window in floating mode if con->window->transient_for != XCB_NONE:
-#if 0
- if (client->floating == FLOATING_AUTO_OFF) {
- DLOG("This is a popup window, putting into floating\n");
- toggle_floating_mode(conn, client, true);
- }
-#endif
-
return true;
}
* decorations accordingly.
*
*/
-static int handle_focus_in(xcb_focus_in_event_t *event) {
+static void handle_focus_in(xcb_focus_in_event_t *event) {
DLOG("focus change in, for window 0x%08x\n", event->event);
Con *con;
if ((con = con_by_window_id(event->event)) == NULL || con->window == NULL)
- return 1;
+ return;
DLOG("That is con %p / %s\n", con, con->name);
if (event->mode == XCB_NOTIFY_MODE_GRAB ||
event->mode == XCB_NOTIFY_MODE_UNGRAB) {
DLOG("FocusIn event for grab/ungrab, ignoring\n");
- return 1;
+ return;
}
if (event->detail == XCB_NOTIFY_DETAIL_POINTER) {
DLOG("notify detail is pointer, ignoring this event\n");
- return 1;
+ return;
}
if (focused_id == event->event) {
DLOG("focus matches the currently focused window, not doing anything\n");
- return 1;
+ return;
}
/* Skip dock clients, they cannot get the i3 focus. */
if (con->parent->type == CT_DOCKAREA) {
DLOG("This is a dock client, not focusing.\n");
- return 1;
+ return;
}
DLOG("focus is different, updating decorations\n");
/* We update focused_id because we don’t need to set focus again */
focused_id = event->event;
x_push_changes(croot);
- return 1;
+ return;
}
/* Returns false if the event could not be processed (e.g. the window could not
* received from X11
*
*/
-void property_handlers_init() {
+void property_handlers_init(void) {
sn_monitor_context_new(sndisplay, conn_screen, startup_monitor_event, NULL, NULL);
switch (type) {
case XCB_KEY_PRESS:
+ case XCB_KEY_RELEASE:
handle_key_press((xcb_key_press_event_t*)event);
break;
projects / i3 / i3 / blobdiff