*
* i3 - an improved dynamic tiling window manager
*
- * © 2009 Michael Stapelberg and contributors
+ * © 2009-2010 Michael Stapelberg and contributors
*
* See file LICENSE for license information.
*
#include <xcb/xcb.h>
#include <xcb/xcb_atom.h>
#include <xcb/xcb_icccm.h>
+#include <xcb/randr.h>
#include <X11/XKBlib.h>
#include "data.h"
#include "xcb.h"
#include "util.h"
-#include "xinerama.h"
+#include "randr.h"
#include "config.h"
#include "queue.h"
#include "resize.h"
#include "manage.h"
#include "floating.h"
#include "workspace.h"
+#include "log.h"
+#include "container.h"
+#include "ipc.h"
/* 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
event->sequence = sequence;
event->added = time(NULL);
- LOG("Adding sequence %d to ignorelist\n", sequence);
-
SLIST_INSERT_HEAD(&ignore_events, event, ignore_events);
}
SLIST_FOREACH(event, &ignore_events, ignore_events) {
if (event->sequence == sequence) {
- LOG("Ignoring event (sequence %d)\n", sequence);
SLIST_REMOVE(&ignore_events, event, Ignore_Event, ignore_events);
free(event);
return true;
return false;
}
-/*
- * Due to bindings like Mode_switch + <a>, we need to bind some keys in XCB_GRAB_MODE_SYNC.
- * Therefore, we just replay all key presses.
- *
- */
-int handle_key_release(void *ignored, xcb_connection_t *conn, xcb_key_release_event_t *event) {
- LOG("got key release, just passing\n");
- xcb_allow_events(conn, XCB_ALLOW_REPLAY_KEYBOARD, event->time);
- xcb_flush(conn);
- return 1;
-}
-
/*
* There was a key press. We compare this key code with our bindings table and pass
* the bound action to parse_command().
*
*/
int handle_key_press(void *ignored, xcb_connection_t *conn, xcb_key_press_event_t *event) {
- LOG("Keypress %d, state raw = %d\n", event->detail, event->state);
+ 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);
- LOG("(removed numlock, state = %d)\n", state_filtered);
+ 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;
- LOG("(removed upper 8 bits, state = %d)\n", state_filtered);
+ DLOG("(removed upper 8 bits, state = %d)\n", state_filtered);
- /* We need to get the keysym group (There are group 1 to group 4, each holding
- two keysyms (without shift and with shift) using Xkb because X fails to
- provide them reliably (it works in Xephyr, it does not in real X) */
- XkbStateRec state;
- if (XkbGetState(xkbdpy, XkbUseCoreKbd, &state) == Success && (state.group+1) == 2)
+ if (xkb_current_group == XkbGroup2Index)
state_filtered |= BIND_MODE_SWITCH;
- LOG("(checked mode_switch, state %d)\n", state_filtered);
+ DLOG("(checked mode_switch, state %d)\n", state_filtered);
/* Find the binding */
- Binding *bind;
- TAILQ_FOREACH(bind, &bindings, bindings) {
- /* First compare the modifiers */
- if (bind->mods != state_filtered)
- continue;
-
- /* If a symbol was specified by the user, we need to look in
- * the array of translated keycodes for the event’s keycode */
- if (bind->symbol != NULL) {
- if (memmem(bind->translated_to,
- bind->number_keycodes * sizeof(xcb_keycode_t),
- &(event->detail), sizeof(xcb_keycode_t)) != NULL)
- break;
- } else {
- /* This case is easier: The user specified a keycode */
- if (bind->keycode == event->detail)
- break;
+ 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;
}
}
- /* No match? Then it was an actively grabbed key, that is with Mode_switch, and
- the user did not press Mode_switch, so just pass it… */
- if (bind == TAILQ_END(&bindings)) {
- xcb_allow_events(conn, ReplayKeyboard, event->time);
- xcb_flush(conn);
- return 1;
- }
-
parse_command(conn, bind->command);
- if (state_filtered & BIND_MODE_SWITCH) {
- LOG("Mode_switch -> allow_events(SyncKeyboard)\n");
- xcb_allow_events(conn, SyncKeyboard, event->time);
- xcb_flush(conn);
- }
return 1;
}
*
*/
static void check_crossing_screen_boundary(uint32_t x, uint32_t y) {
- i3Screen *screen;
+ Output *output;
- if ((screen = get_screen_containing(x, y)) == NULL) {
- LOG("ERROR: No such screen\n");
+ if ((output = get_output_containing(x, y)) == NULL) {
+ ELOG("ERROR: No such screen\n");
return;
}
- if (screen == c_ws->screen)
+ if (output == c_ws->output)
return;
c_ws->current_row = current_row;
c_ws->current_col = current_col;
- c_ws = &workspaces[screen->current_workspace];
+ c_ws = output->current_workspace;
current_row = c_ws->current_row;
current_col = c_ws->current_col;
- LOG("We're now on virtual screen number %d\n", screen->num);
+ DLOG("We're now on output %p\n", output);
+
+ /* While usually this function is only called when the user switches
+ * to a different output using his mouse (and thus the output is
+ * empty), it may be that the following race condition occurs:
+ * 1) the user actives a new output (say VGA1).
+ * 2) the cursor is sent to the first pixel of the new VGA1, thus
+ * generating an enter_notify for the screen (the enter_notify
+ * is not yet received by i3).
+ * 3) i3 requeries screen configuration and maps a workspace onto the
+ * new output.
+ * 4) the enter_notify event arrives and c_ws is set to the new
+ * workspace but the existing windows on the new workspace are not
+ * focused.
+ *
+ * Therefore, we re-set the focus here to be sure it’s correct. */
+ Client *first_client = SLIST_FIRST(&(c_ws->focus_stack));
+ if (first_client != NULL)
+ set_focus(global_conn, first_client, true);
}
/*
*
*/
int handle_enter_notify(void *ignored, xcb_connection_t *conn, xcb_enter_notify_event_t *event) {
- LOG("enter_notify for %08x, mode = %d, detail %d, serial %d\n", event->event, event->mode, event->detail, event->sequence);
+ DLOG("enter_notify for %08x, mode = %d, detail %d, serial %d\n", event->event, event->mode, event->detail, event->sequence);
if (event->mode != XCB_NOTIFY_MODE_NORMAL) {
- LOG("This was not a normal notify, ignoring\n");
+ DLOG("This was not a normal notify, ignoring\n");
return 1;
}
/* Some events are not interesting, because they were not generated actively by the
/* If not, then the user moved his cursor to the root window. In that case, we adjust c_ws */
if (client == NULL) {
- LOG("Getting screen at %d x %d\n", event->root_x, event->root_y);
+ 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;
}
if (client->container != NULL &&
client->container->mode == MODE_STACK &&
client->container->currently_focused != client) {
- LOG("Plausibility check says: no\n");
+ DLOG("Plausibility check says: no\n");
return 1;
}
- if (client->workspace != c_ws && client->workspace->screen == c_ws->screen) {
+ if (client->workspace != c_ws && client->workspace->output == c_ws->output) {
/* This can happen when a client gets assigned to a different workspace than
* the current one (see src/mainx.c:reparent_window). Shortly after it was created,
* an enter_notify will follow. */
- LOG("enter_notify for a client on a different workspace but the same screen, ignoring\n");
+ DLOG("enter_notify for a client on a different workspace but the same screen, ignoring\n");
return 1;
}
- set_focus(conn, client, false);
+ if (!config.disable_focus_follows_mouse)
+ set_focus(conn, client, false);
return 1;
}
event->request != XCB_MAPPING_MODIFIER)
return 0;
- LOG("Received mapping_notify for keyboard or modifier mapping, re-grabbing keys\n");
+ DLOG("Received mapping_notify for keyboard or modifier mapping, re-grabbing keys\n");
xcb_refresh_keyboard_mapping(keysyms, event);
xcb_get_numlock_mask(conn);
ungrab_all_keys(conn);
- grab_all_keys(conn);
+ translate_keysyms();
+ grab_all_keys(conn, false);
return 0;
}
-/*
- * Checks if the button press was on a stack window, handles focus setting and returns true
- * if so, or false otherwise.
- *
- */
-static bool button_press_stackwin(xcb_connection_t *conn, xcb_button_press_event_t *event) {
- struct Stack_Window *stack_win;
- SLIST_FOREACH(stack_win, &stack_wins, stack_windows) {
- if (stack_win->window != event->event)
- continue;
-
- /* A stack window was clicked, we check if it was button4 or button5
- which are scroll up / scroll down. */
- if (event->detail == XCB_BUTTON_INDEX_4 || event->detail == XCB_BUTTON_INDEX_5) {
- direction_t direction = (event->detail == XCB_BUTTON_INDEX_4 ? D_UP : D_DOWN);
- focus_window_in_container(conn, CUR_CELL, direction);
- return true;
- }
-
- /* It was no scrolling, so we calculate the destination client by
- dividing the Y position of the event through the height of a window
- decoration and then set the focus to this client. */
- i3Font *font = load_font(conn, config.font);
- int decoration_height = (font->height + 2 + 2);
- int destination = (event->event_y / decoration_height),
- c = 0;
- Client *client;
-
- LOG("Click on stack_win for client %d\n", destination);
- CIRCLEQ_FOREACH(client, &(stack_win->container->clients), clients)
- if (c++ == destination) {
- set_focus(conn, client, true);
- return true;
- }
-
- return true;
- }
-
- return false;
-}
-
-/*
- * Checks if the button press was on a bar, switches to the workspace and returns true
- * if so, or false otherwise.
- *
- */
-static bool button_press_bar(xcb_connection_t *conn, xcb_button_press_event_t *event) {
- i3Screen *screen;
- TAILQ_FOREACH(screen, virtual_screens, screens) {
- if (screen->bar != event->event)
- continue;
-
- LOG("Click on a bar\n");
-
- /* Check if the button was one of button4 or button5 (scroll up / scroll down) */
- if (event->detail == XCB_BUTTON_INDEX_4 || event->detail == XCB_BUTTON_INDEX_5) {
- int add = (event->detail == XCB_BUTTON_INDEX_4 ? -1 : 1);
- for (int i = c_ws->num + add; (i >= 0) && (i < 10); i += add)
- if (workspaces[i].screen == screen) {
- workspace_show(conn, i+1);
- return true;
- }
- return true;
- }
- int drawn = 0;
- /* Because workspaces can be on different screens, we need to loop
- through all of them and decide to count it based on its ->screen */
- for (int i = 0; i < 10; i++) {
- if (workspaces[i].screen != screen)
- continue;
- LOG("Checking if click was on workspace %d with drawn = %d, tw = %d\n",
- i, drawn, workspaces[i].text_width);
- if (event->event_x > (drawn + 1) &&
- event->event_x <= (drawn + 1 + workspaces[i].text_width + 5 + 5)) {
- workspace_show(conn, i+1);
- return true;
- }
-
- drawn += workspaces[i].text_width + 5 + 5 + 2;
- }
- return true;
- }
-
- return false;
-}
-
-int handle_button_press(void *ignored, xcb_connection_t *conn, xcb_button_press_event_t *event) {
- LOG("Button %d pressed\n", event->state);
- /* This was either a focus for a client’s parent (= titlebar)… */
- Client *client = table_get(&by_child, event->event);
- bool border_click = false;
- if (client == NULL) {
- client = table_get(&by_parent, event->event);
- border_click = true;
- }
- /* See if this was a click with the configured modifier. If so, we need
- * to move around the client if it was floating. if not, we just process
- * as usual. */
- if (config.floating_modifier != 0 &&
- (event->state & config.floating_modifier) != 0) {
- if (client == NULL) {
- LOG("Not handling, floating_modifier was pressed and no client found\n");
- return 1;
- }
- if (client_is_floating(client)) {
- floating_drag_window(conn, client, event);
- return 1;
- }
- }
-
- if (client == NULL) {
- /* The client was neither on a client’s titlebar nor on a client itself, maybe on a stack_window? */
- if (button_press_stackwin(conn, event))
- return 1;
-
- /* Or on a bar? */
- if (button_press_bar(conn, event))
- return 1;
-
- LOG("Could not handle this button press\n");
- return 1;
- }
-
- /* Set focus in any case */
- set_focus(conn, client, true);
-
- /* Let’s see if this was on the borders (= resize). If not, we’re done */
- LOG("press button on x=%d, y=%d\n", event->event_x, event->event_y);
- resize_orientation_t orientation = O_VERTICAL;
- Container *con = client->container;
- int first, second;
-
- if (client->dock) {
- LOG("dock. done.\n");
- xcb_allow_events(conn, XCB_ALLOW_REPLAY_POINTER, event->time);
- xcb_flush(conn);
- return 1;
- }
-
- LOG("event->event_x = %d, client->rect.width = %d\n", event->event_x, client->rect.width);
-
- /* Some clients (xfontsel for example) seem to pass clicks on their
- * window to the parent window, thus we receive an event here which in
- * reality is a border_click. Check for the position and fix state. */
- if (border_click &&
- event->event_x >= client->child_rect.x &&
- event->event_x <= (client->child_rect.x + client->child_rect.width) &&
- event->event_y >= client->child_rect.y &&
- event->event_y <= (client->child_rect.y + client->child_rect.height)) {
- LOG("Fixing border_click = false because of click in child\n");
- border_click = false;
- }
-
- if (!border_click) {
- LOG("client. done.\n");
- xcb_allow_events(conn, XCB_ALLOW_REPLAY_POINTER, event->time);
- /* Floating clients should be raised on click */
- if (client_is_floating(client))
- xcb_raise_window(conn, client->frame);
- xcb_flush(conn);
- return 1;
- }
-
- /* Don’t handle events inside the titlebar, only borders are interesting */
- i3Font *font = load_font(conn, config.font);
- if (event->event_y >= 2 && event->event_y <= (font->height + 2 + 2)) {
- LOG("click on titlebar\n");
-
- /* Floating clients can be dragged by grabbing their titlebar */
- if (client_is_floating(client)) {
- /* Firstly, we raise it. Maybe the user just wanted to raise it without grabbing */
- xcb_raise_window(conn, client->frame);
- xcb_flush(conn);
-
- floating_drag_window(conn, client, event);
- }
- return 1;
- }
-
- if (client_is_floating(client))
- return floating_border_click(conn, client, event);
-
- if (event->event_y < 2) {
- /* This was a press on the top border */
- if (con->row == 0)
- return 1;
- first = con->row - 1;
- second = con->row;
- orientation = O_HORIZONTAL;
- } else if (event->event_y >= (client->rect.height - 2)) {
- /* …bottom border */
- first = con->row + (con->rowspan - 1);
- if (!cell_exists(con->col, first) ||
- (first == (con->workspace->rows-1)))
- return 1;
-
- second = first + 1;
- orientation = O_HORIZONTAL;
- } else if (event->event_x <= 2) {
- /* …left border */
- if (con->col == 0)
- return 1;
-
- first = con->col - 1;
- second = con->col;
- } else if (event->event_x > 2) {
- /* …right border */
- first = con->col + (con->colspan - 1);
- LOG("column %d\n", first);
-
- if (!cell_exists(first, con->row) ||
- (first == (con->workspace->cols-1)))
- return 1;
-
- second = first + 1;
- }
-
- return resize_graphical_handler(conn, con->workspace, first, second, orientation, event);
-}
-
/*
* A new window appeared on the screen (=was mapped), so let’s manage it.
*
cookie = xcb_get_window_attributes_unchecked(conn, event->window);
- LOG("window = 0x%08x, serial is %d.\n", event->window, event->sequence);
+ 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);
*
*/
int handle_configure_request(void *prophs, xcb_connection_t *conn, xcb_configure_request_event_t *event) {
- LOG("window 0x%08x wants to be at %dx%d with %dx%d\n",
+ DLOG("window 0x%08x wants to be at %dx%d with %dx%d\n",
event->window, event->x, event->y, event->width, event->height);
Client *client = table_get(&by_child, event->window);
}
if (client->fullscreen) {
- LOG("Client is in fullscreen mode\n");
+ DLOG("Client is in fullscreen mode\n");
Rect child_rect = client->workspace->rect;
child_rect.x = child_rect.y = 0;
/* Floating clients can be reconfigured */
if (client_is_floating(client)) {
i3Font *font = load_font(conn, config.font);
+ int mode = (client->container != NULL ? client->container->mode : MODE_DEFAULT);
+ /* TODO: refactor this code. we need a function to translate
+ * coordinates of child_rect/rect. */
+
+ if (event->value_mask & XCB_CONFIG_WINDOW_X) {
+ if (mode == MODE_STACK || mode == MODE_TABBED) {
+ client->rect.x = event->x - 2;
+ } else {
+ if (client->titlebar_position == TITLEBAR_OFF && client->borderless)
+ client->rect.x = event->x;
+ else if (client->titlebar_position == TITLEBAR_OFF && !client->borderless)
+ client->rect.x = event->x - 1;
+ else client->rect.x = event->x - 2;
+ }
+ }
+ if (event->value_mask & XCB_CONFIG_WINDOW_Y) {
+ if (mode == MODE_STACK || mode == MODE_TABBED) {
+ client->rect.y = event->y - 2;
+ } else {
+ if (client->titlebar_position == TITLEBAR_OFF && client->borderless)
+ client->rect.y = event->y;
+ else if (client->titlebar_position == TITLEBAR_OFF && !client->borderless)
+ client->rect.y = event->y - 1;
+ else client->rect.y = event->y - font->height - 2 - 2;
+ }
+ }
+ if (event->value_mask & XCB_CONFIG_WINDOW_WIDTH) {
+ if (mode == MODE_STACK || mode == MODE_TABBED) {
+ client->rect.width = event->width + 2 + 2;
+ } else {
+ if (client->titlebar_position == TITLEBAR_OFF && client->borderless)
+ client->rect.width = event->width;
+ else if (client->titlebar_position == TITLEBAR_OFF && !client->borderless)
+ client->rect.width = event->width + (1 + 1);
+ else client->rect.width = event->width + (2 + 2);
+ }
+ }
+ if (event->value_mask & XCB_CONFIG_WINDOW_HEIGHT) {
+ if (mode == MODE_STACK || mode == MODE_TABBED) {
+ client->rect.height = event->height + 2;
+ } else {
+ if (client->titlebar_position == TITLEBAR_OFF && client->borderless)
+ client->rect.height = event->height;
+ else if (client->titlebar_position == TITLEBAR_OFF && !client->borderless)
+ client->rect.height = event->height + (1 + 1);
+ else client->rect.height = event->height + (font->height + 2 + 2) + 2;
+ }
+ }
- if (event->value_mask & XCB_CONFIG_WINDOW_X)
- client->rect.x = event->x;
- if (event->value_mask & XCB_CONFIG_WINDOW_Y)
- client->rect.y = event->y;
- if (event->value_mask & XCB_CONFIG_WINDOW_WIDTH)
- client->rect.width = event->width + 2 + 2;
- if (event->value_mask & XCB_CONFIG_WINDOW_HEIGHT)
- client->rect.height = event->height + (font->height + 2 + 2) + 2;
-
- LOG("Accepted new position/size for floating client: (%d, %d) size %d x %d\n",
+ DLOG("Accepted new position/size for floating client: (%d, %d) size %d x %d\n",
client->rect.x, client->rect.y, client->rect.width, client->rect.height);
/* Push the new position/size to X11 */
return 1;
}
+ /* Dock clients can be reconfigured in their height */
+ if (client->dock) {
+ DLOG("Reconfiguring height of this dock client\n");
+
+ if (!(event->value_mask & XCB_CONFIG_WINDOW_HEIGHT)) {
+ DLOG("Ignoring configure request, no height given\n");
+ return 1;
+ }
+
+ client->desired_height = event->height;
+ render_workspace(conn, c_ws->output, c_ws);
+ xcb_flush(conn);
+
+ return 1;
+ }
+
if (client->fullscreen) {
- LOG("Client is in fullscreen mode\n");
+ DLOG("Client is in fullscreen mode\n");
Rect child_rect = client->container->workspace->rect;
child_rect.x = child_rect.y = 0;
}
/*
- * Configuration notifies are only handled because we need to set up ignore for the following
- * enter notify events
+ * Configuration notifies are only handled because we need to set up ignore for
+ * the following enter notify events.
*
*/
int handle_configure_event(void *prophs, xcb_connection_t *conn, xcb_configure_notify_event_t *event) {
- xcb_window_t root = xcb_setup_roots_iterator(xcb_get_setup(conn)).data->root;
-
- LOG("event->x = %d, ->y = %d, ->width = %d, ->height = %d\n", event->x, event->y, event->width, event->height);
-
/* We ignore this sequence twice because events for child and frame should be ignored */
add_ignore_event(event->sequence);
add_ignore_event(event->sequence);
- if (event->event == root) {
- LOG("reconfigure of the root window, need to xinerama\n");
- /* FIXME: Somehow, this is occuring too often. Therefore, we check for 0/0,
- but is there a better way? */
- if (event->x == 0 && event->y == 0)
- xinerama_requery_screens(conn);
- return 1;
- }
+ return 1;
+}
+
+/*
+ * Gets triggered upon a RandR screen change event, that is when the user
+ * changes the screen configuration in any way (mode, position, …)
+ *
+ */
+int handle_screen_change(void *prophs, xcb_connection_t *conn,
+ xcb_generic_event_t *e) {
+ DLOG("RandR screen change\n");
+
+ randr_query_outputs(conn);
+
+ ipc_send_event("output", I3_IPC_EVENT_OUTPUT, "{\"change\":\"unspecified\"}");
return 1;
}
/* First, we need to check if the client is awaiting an unmap-request which
was generated by us reparenting the window. In that case, we just ignore it. */
if (client != NULL && client->awaiting_useless_unmap) {
- LOG("Dropping this unmap request, it was generated by reparenting\n");
client->awaiting_useless_unmap = false;
return 1;
}
- LOG("event->window = %08x, event->event = %08x\n", event->window, event->event);
- LOG("UnmapNotify for 0x%08x (received from 0x%08x)\n", event->window, event->event);
+ DLOG("event->window = %08x, event->event = %08x\n", event->window, event->event);
+ DLOG("UnmapNotify for 0x%08x (received from 0x%08x)\n", event->window, event->event);
if (client == NULL) {
- LOG("not a managed window. Ignoring.\n");
+ 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
if ((con->currently_focused != NULL) && ((con == CUR_CELL) || client->fullscreen))
set_focus(conn, con->currently_focused, true);
} else if (client_is_floating(client)) {
- LOG("Removing from floating clients\n");
+ DLOG("Removing from floating clients\n");
TAILQ_REMOVE(&(client->workspace->floating_clients), client, floating_clients);
SLIST_REMOVE(&(client->workspace->focus_stack), client, Client, focus_clients);
}
if (client->dock) {
- LOG("Removing from dock clients\n");
- SLIST_REMOVE(&(client->workspace->screen->dock_clients), client, Client, dock_clients);
+ DLOG("Removing from dock clients\n");
+ SLIST_REMOVE(&(client->workspace->output->dock_clients), client, Client, dock_clients);
}
- LOG("child of 0x%08x.\n", client->frame);
+ DLOG("child of 0x%08x.\n", client->frame);
xcb_reparent_window(conn, client->child, root, 0, 0);
client_unmap(conn, client);
/* 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_active = false;
+ bool workspace_focused = (c_ws == client->workspace);
Client *to_focus = (!workspace_empty ? SLIST_FIRST(&(client->workspace->focus_stack)) : NULL);
- /* If this workspace is currently active, we don’t delete it */
- i3Screen *screen;
- TAILQ_FOREACH(screen, virtual_screens, screens)
- if (screen->current_workspace == client->workspace->num) {
- workspace_active = true;
- workspace_empty = false;
- break;
- }
+ /* 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->screen = NULL;
+ if (workspace_empty) {
+ client->workspace->output = NULL;
+ ipc_send_event("workspace", I3_IPC_EVENT_WORKSPACE, "{\"change\":\"empty\"}");
+ }
- FREE(client->window_class);
+ /* Remove the urgency flag if set */
+ client->urgent = false;
+ workspace_update_urgent_flag(client->workspace);
+
+ FREE(client->window_class_instance);
+ FREE(client->window_class_class);
FREE(client->name);
free(client);
render_layout(conn);
- /* Ensure the focus is set to the next client in the focus stack */
- if (workspace_active && to_focus != NULL)
- set_focus(conn, to_focus, true);
+ /* Ensure the focus is set to the next client in the focus stack or to
+ * the screen itself (if we do not focus the screen, it can happen that
+ * the focus is "nowhere" and thus keypress events will not be received
+ * by i3, thus the user cannot use any hotkeys). */
+ if (workspace_focused) {
+ if (to_focus != NULL)
+ set_focus(conn, to_focus, true);
+ else {
+ DLOG("Restoring focus to root screen\n");
+ xcb_set_input_focus(conn, XCB_INPUT_FOCUS_POINTER_ROOT, root, XCB_CURRENT_TIME);
+ xcb_flush(conn);
+ }
+ }
return 1;
}
+/*
+ * A destroy notify event is sent when the window is not unmapped, but
+ * immediately destroyed (for example when starting a window and immediately
+ * killing the program which started it).
+ *
+ * We just pass on the event to the unmap notify handler (by copying the
+ * important fields in the event data structure).
+ *
+ */
+int handle_destroy_notify_event(void *data, xcb_connection_t *conn, 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.sequence = event->sequence;
+ unmap.event = event->event;
+ unmap.window = event->window;
+
+ return handle_unmap_notify_event(NULL, conn, &unmap);
+}
+
/*
* Called when a window changes its title
*
int handle_windowname_change(void *data, xcb_connection_t *conn, uint8_t state,
xcb_window_t window, xcb_atom_t atom, xcb_get_property_reply_t *prop) {
if (prop == NULL || xcb_get_property_value_length(prop) == 0) {
- LOG("_NET_WM_NAME not specified, not changing\n");
+ DLOG("_NET_WM_NAME not specified, not changing\n");
return 1;
}
Client *client = table_get(&by_child, window);
if (client->dock)
return 1;
- if (client->container != NULL && client->container->mode == MODE_STACK)
+ int mode = container_mode(client->container, true);
+ if (mode == MODE_STACK || mode == MODE_TABBED)
render_container(conn, client->container);
- else decorate_window(conn, client, client->frame, client->titlegc, 0);
+ else decorate_window(conn, client, client->frame, client->titlegc, 0, 0);
xcb_flush(conn);
return 1;
int handle_windowname_change_legacy(void *data, xcb_connection_t *conn, uint8_t state,
xcb_window_t window, xcb_atom_t atom, xcb_get_property_reply_t *prop) {
if (prop == NULL || xcb_get_property_value_length(prop) == 0) {
- LOG("prop == NULL\n");
+ DLOG("prop == NULL\n");
return 1;
}
Client *client = table_get(&by_child, window);
char *new_name;
if (asprintf(&new_name, "%.*s", xcb_get_property_value_length(prop), (char*)xcb_get_property_value(prop)) == -1) {
perror("Could not get old name");
- LOG("Could not get old name\n");
+ DLOG("Could not get old name\n");
return 1;
}
/* Convert it to UCS-2 here for not having to convert it later every time we want to pass it to X */
if (client->dock)
return 1;
- if (client->container != NULL && client->container->mode == MODE_STACK)
+ if (client->container != NULL &&
+ (client->container->mode == MODE_STACK ||
+ client->container->mode == MODE_TABBED))
render_container(conn, client->container);
- else decorate_window(conn, client, client->frame, client->titlegc, 0);
+ else decorate_window(conn, client, client->frame, client->titlegc, 0, 0);
xcb_flush(conn);
return 1;
int handle_windowclass_change(void *data, xcb_connection_t *conn, uint8_t state,
xcb_window_t window, xcb_atom_t atom, xcb_get_property_reply_t *prop) {
if (prop == NULL || xcb_get_property_value_length(prop) == 0) {
- LOG("prop == NULL\n");
+ DLOG("prop == NULL\n");
return 1;
}
Client *client = table_get(&by_child, window);
if (client == NULL)
return 1;
- char *new_class;
- if (asprintf(&new_class, "%.*s", xcb_get_property_value_length(prop), (char*)xcb_get_property_value(prop)) == -1) {
- perror("Could not get window class");
- LOG("Could not get window class\n");
- return 1;
- }
- LOG("WM_CLASS changed to %s\n", new_class);
- char *old_class = client->window_class;
- client->window_class = new_class;
- FREE(old_class);
+ /* We cannot use asprintf here since this property contains two
+ * null-terminated strings (for compatibility reasons). Instead, we
+ * use strdup() on both strings */
+ char *new_class = xcb_get_property_value(prop);
- if (!client->initialized) {
- LOG("Client is not yet initialized, not putting it to floating\n");
- return 1;
- }
+ FREE(client->window_class_instance);
+ FREE(client->window_class_class);
- if (strcmp(new_class, "tools") == 0 || strcmp(new_class, "Dialog") == 0) {
- LOG("tool/dialog window, should we put it floating?\n");
- if (client->floating == FLOATING_AUTO_OFF)
- toggle_floating_mode(conn, client, true);
- }
+ client->window_class_instance = strdup(new_class);
+ if ((strlen(new_class) + 1) < xcb_get_property_value_length(prop))
+ client->window_class_class = strdup(new_class + strlen(new_class) + 1);
+ else client->window_class_class = NULL;
+ LOG("WM_CLASS changed to %s (instance), %s (class)\n",
+ client->window_class_instance, client->window_class_class);
- return 1;
+ return 0;
}
/*
skip all events but the last one */
if (event->count != 0)
return 1;
- LOG("window = %08x\n", event->window);
+ DLOG("window = %08x\n", event->window);
Client *client = table_get(&by_parent, event->window);
if (client == NULL) {
}
/* …or one of the bars? */
- i3Screen *screen;
- TAILQ_FOREACH(screen, virtual_screens, screens)
- if (screen->bar == event->window)
+ Output *output;
+ TAILQ_FOREACH(output, &outputs, outputs)
+ if (output->bar == event->window)
render_layout(conn);
return 1;
}
if (client->dock)
return 1;
- if (client->container == NULL || client->container->mode != MODE_STACK)
- decorate_window(conn, client, client->frame, client->titlegc, 0);
+ if (container_mode(client->container, true) == MODE_DEFAULT)
+ decorate_window(conn, client, client->frame, client->titlegc, 0, 0);
else {
uint32_t background_color;
+ if (client->urgent)
+ background_color = config.client.urgent.background;
/* Distinguish if the window is currently focused… */
- if (CUR_CELL->currently_focused == client)
+ else if (CUR_CELL != NULL && CUR_CELL->currently_focused == client)
background_color = config.client.focused.background;
/* …or if it is the focused window in a not focused container */
else background_color = config.client.focused_inactive.background;
/* Draw a black background */
xcb_change_gc_single(conn, client->titlegc, XCB_GC_FOREGROUND, get_colorpixel(conn, "#000000"));
- xcb_rectangle_t crect = {2, 0, client->rect.width - (2 + 2), client->rect.height - 2};
- xcb_poly_fill_rectangle(conn, client->frame, client->titlegc, 1, &crect);
+ if (client->titlebar_position == TITLEBAR_OFF && !client->borderless) {
+ xcb_rectangle_t crect = {1, 0, client->rect.width - (1 + 1), client->rect.height - 1};
+ xcb_poly_fill_rectangle(conn, client->frame, client->titlegc, 1, &crect);
+ } else {
+ xcb_rectangle_t crect = {2, 0, client->rect.width - (2 + 2), client->rect.height - 2};
+ xcb_poly_fill_rectangle(conn, client->frame, client->titlegc, 1, &crect);
+ }
}
xcb_flush(conn);
return 1;
event->data.data32[0] == _NET_WM_STATE_TOGGLE)))
client_toggle_fullscreen(conn, client);
} else {
- LOG("unhandled clientmessage\n");
+ ELOG("unhandled clientmessage\n");
return 0;
}
xcb_atom_t atom, xcb_get_property_reply_t *property) {
/* TODO: Implement this one. To do this, implement a little test program which sleep(1)s
before changing this property. */
- LOG("_NET_WM_WINDOW_TYPE changed, this is not yet implemented.\n");
+ ELOG("_NET_WM_WINDOW_TYPE changed, this is not yet implemented.\n");
return 0;
}
xcb_atom_t name, xcb_get_property_reply_t *reply) {
Client *client = table_get(&by_child, window);
if (client == NULL) {
- LOG("Received WM_SIZE_HINTS for unknown client\n");
+ DLOG("Received WM_SIZE_HINTS for unknown client\n");
return 1;
}
xcb_size_hints_t size_hints;
- client_log(client);
+ CLIENT_LOG(client);
/* If the hints were already in this event, use them, if not, request them */
if (reply != NULL)
xcb_get_wm_normal_hints_reply(conn, xcb_get_wm_normal_hints_unchecked(conn, client->child), &size_hints, NULL);
if ((size_hints.flags & XCB_SIZE_HINT_P_MIN_SIZE)) {
- LOG("Minimum size: %d (width) x %d (height)\n", size_hints.min_width, size_hints.min_height);
+ // 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.width_inc > 0)
- client->width_increment = size_hints.width_inc;
- if (size_hints.height_inc > 0)
- client->height_increment = size_hints.height_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;
+ changed = true;
+ }
+ if (size_hints.height_inc > 0 && size_hints.height_inc < 0xFFFF)
+ if (client->height_increment != size_hints.height_inc) {
+ client->height_increment = size_hints.height_inc;
+ changed = true;
+ }
- LOG("Updated client's width_increment to %d px, heigh_increment to %d px\n",
- client->width_increment, client->height_increment);
- }
-
- /* If no aspect ratio was set or if it was invalid, we ignore the hints */
- if (!(size_hints.flags & XCB_SIZE_HINT_P_ASPECT) ||
- (size_hints.min_aspect_num <= 0) ||
- (size_hints.min_aspect_den <= 0)) {
- return 1;
+ if (changed)
+ DLOG("resize increments changed\n");
}
int base_width = 0, base_height = 0;
/* 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_P_SIZE) {
+ if (size_hints.flags & XCB_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) {
+ /* TODO: is this right? icccm says not */
base_width = size_hints.min_width;
base_height = size_hints.min_height;
}
+ if (base_width != client->base_width ||
+ base_height != client->base_height) {
+ client->base_width = base_width;
+ client->base_height = base_height;
+ DLOG("client's base_height changed to %d\n", base_height);
+ DLOG("client's base_width changed to %d\n", base_width);
+ changed = true;
+ }
+
+ if (changed) {
+ if (client->fullscreen)
+ DLOG("Not resizing client, it is in fullscreen mode\n");
+ else {
+ resize_client(conn, client);
+ xcb_flush(conn);
+ }
+ }
+
+ /* If no aspect ratio was set or if it was invalid, we ignore the hints */
+ if (!(size_hints.flags & XCB_SIZE_HINT_P_ASPECT) ||
+ (size_hints.min_aspect_num <= 0) ||
+ (size_hints.min_aspect_den <= 0)) {
+ return 1;
+ }
+
double width = client->rect.width - base_width;
double height = client->rect.height - base_height;
/* Convert numerator/denominator to a double */
double min_aspect = (double)size_hints.min_aspect_num / size_hints.min_aspect_den;
double max_aspect = (double)size_hints.max_aspect_num / size_hints.min_aspect_den;
- LOG("Aspect ratio set: minimum %f, maximum %f\n", min_aspect, max_aspect);
- LOG("width = %f, height = %f\n", width, height);
+ DLOG("Aspect ratio set: minimum %f, maximum %f\n", min_aspect, max_aspect);
+ DLOG("width = %f, height = %f\n", width, height);
/* Sanity checks, this is user-input, in a way */
if (max_aspect <= 0 || min_aspect <= 0 || height == 0 || (width / height) <= 0)
return 1;
}
+/*
+ * Handles the WM_HINTS property for extracting the urgency state of the window.
+ *
+ */
+int handle_hints(void *data, xcb_connection_t *conn, uint8_t state, xcb_window_t window,
+ xcb_atom_t name, xcb_get_property_reply_t *reply) {
+ Client *client = table_get(&by_child, window);
+ if (client == NULL) {
+ DLOG("Received WM_HINTS for unknown client\n");
+ return 1;
+ }
+ xcb_wm_hints_t hints;
+
+ if (reply != NULL) {
+ if (!xcb_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))
+ return 1;
+ }
+
+ Client *last_focused = SLIST_FIRST(&(c_ws->focus_stack));
+ if (!client->urgent && client == last_focused) {
+ DLOG("Ignoring urgency flag for current client\n");
+ return 1;
+ }
+
+ /* Update the flag on the client directly */
+ client->urgent = (xcb_wm_hints_get_urgency(&hints) != 0);
+ CLIENT_LOG(client);
+ LOG("Urgency flag changed to %d\n", client->urgent);
+
+ workspace_update_urgent_flag(client->workspace);
+ redecorate_window(conn, client);
+
+ /* 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);
+ }
+
+ return 1;
+}
+
/*
* Handles the transient for hints set by a window, signalizing that this window is a popup window
* for some other window.
xcb_atom_t name, xcb_get_property_reply_t *reply) {
Client *client = table_get(&by_child, window);
if (client == NULL) {
- LOG("No such client\n");
+ DLOG("No such client\n");
return 1;
}
}
if (client->floating == FLOATING_AUTO_OFF) {
- LOG("This is a popup window, putting into floating\n");
+ DLOG("This is a popup window, putting into floating\n");
toggle_floating_mode(conn, client, true);
}
if (prop == NULL) {
prop = xcb_get_property_reply(conn, xcb_get_property_unchecked(conn,
false, window, WM_CLIENT_LEADER, WINDOW, 0, 32), NULL);
+ if (prop == NULL)
+ return 1;
}
Client *client = table_get(&by_child, window);
if (leader == NULL)
return 1;
- LOG("Client leader changed to %08x\n", *leader);
+ DLOG("Client leader changed to %08x\n", *leader);
client->leader = *leader;