/*
- * vim:ts=8:expandtab
+ * vim:ts=4:sw=4:expandtab
*
* i3 - an improved dynamic tiling window manager
- *
- * © 2009 Michael Stapelberg and contributors
- *
- * See file LICENSE for license information.
+ * © 2009-2010 Michael Stapelberg and contributors (see also: LICENSE)
*
*/
-#include <stdio.h>
-#include <assert.h>
-#include <string.h>
-#include <stdlib.h>
#include <time.h>
-#include <xcb/xcb.h>
#include <xcb/xcb_atom.h>
-#include <xcb/xcb_icccm.h>
+#include <xcb/randr.h>
#include <X11/XKBlib.h>
-#include "i3.h"
-#include "debug.h"
-#include "table.h"
-#include "layout.h"
-#include "commands.h"
-#include "data.h"
-#include "xcb.h"
-#include "util.h"
-#include "xinerama.h"
-#include "config.h"
-#include "queue.h"
-#include "resize.h"
-#include "client.h"
+#include "all.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
changing workspaces */
static SLIST_HEAD(ignore_head, Ignore_Event) ignore_events;
-static void add_ignore_event(const int sequence) {
- struct Ignore_Event *event = smalloc(sizeof(struct Ignore_Event));
+void add_ignore_event(const int sequence) {
+ struct Ignore_Event *event = smalloc(sizeof(struct Ignore_Event));
- event->sequence = sequence;
- event->added = time(NULL);
+ event->sequence = sequence;
+ event->added = time(NULL);
- LOG("Adding sequence %d to ignorelist\n", sequence);
-
- SLIST_INSERT_HEAD(&ignore_events, event, ignore_events);
+ SLIST_INSERT_HEAD(&ignore_events, event, ignore_events);
}
/*
*
*/
static bool event_is_ignored(const int sequence) {
- struct Ignore_Event *event;
- time_t now = time(NULL);
- for (event = SLIST_FIRST(&ignore_events); event != SLIST_END(&ignore_events);) {
- if ((now - event->added) > 5) {
- struct Ignore_Event *save = event;
- event = SLIST_NEXT(event, ignore_events);
- SLIST_REMOVE(&ignore_events, save, Ignore_Event, ignore_events);
- free(save);
- } else event = SLIST_NEXT(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;
+ struct Ignore_Event *event;
+ time_t now = time(NULL);
+ for (event = SLIST_FIRST(&ignore_events); event != SLIST_END(&ignore_events);) {
+ if ((now - event->added) > 5) {
+ struct Ignore_Event *save = event;
+ event = SLIST_NEXT(event, ignore_events);
+ SLIST_REMOVE(&ignore_events, save, Ignore_Event, ignore_events);
+ free(save);
+ } else event = SLIST_NEXT(event, ignore_events);
+ }
+
+ SLIST_FOREACH(event, &ignore_events, ignore_events) {
+ if (event->sequence != sequence)
+ continue;
+
+ /* instead of removing a sequence number we better wait until it gets
+ * garbage collected. it may generate multiple events (there are multiple
+ * enter_notifies for one configure_request, for example). */
+ //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.
+ * 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_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;
+int handle_key_press(void *ignored, xcb_connection_t *conn, xcb_key_press_event_t *event) {
+ 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;
+ }
+ }
+
+ parse_cmd(bind->command);
+ tree_render();
+ return 1;
}
/*
- * There was a key press. We compare this key code with our bindings table and pass
- * the bound action to parse_command().
+ * Called with coordinates of an enter_notify event or motion_notify event
+ * to check if the user crossed virtual screen boundaries and adjust the
+ * current workspace, if so.
*
*/
-int handle_key_press(void *ignored, xcb_connection_t *conn, xcb_key_press_event_t *event) {
- LOG("Keypress %d\n", event->detail);
-
- /* 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)
- event->state |= 0x2;
-
- LOG("state %d\n", 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);
-
- /* Find the binding */
- Binding *bind;
- TAILQ_FOREACH(bind, &bindings, bindings)
- if (bind->keycode == event->detail && bind->mods == state_filtered)
- break;
-
- /* 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 (event->state & 0x2) {
- 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) {
+ Output *output;
+
+ /* If the user disable focus follows mouse, we have nothing to do here */
+ if (config.disable_focus_follows_mouse)
+ return;
+
+ if ((output = get_output_containing(x, y)) == NULL) {
+ ELOG("ERROR: No such screen\n");
+ return;
+ }
+
+ if (output->con == NULL) {
+ ELOG("ERROR: The screen is not recognized by i3 (no container associated)\n");
+ return;
+ }
+
+ /* Focus the output on which the user moved his cursor */
+ Con *old_focused = focused;
+ con_focus(con_descend_focused(output_get_content(output->con)));
+
+ /* If the focus changed, we re-render to get updated decorations */
+ if (old_focused != focused)
+ tree_render();
}
-
/*
* When the user moves the mouse pointer onto a window, this callback gets called.
*
*/
-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);
- if (event->mode != XCB_NOTIFY_MODE_NORMAL) {
- LOG("This was not a normal notify, ignoring\n");
- return 1;
- }
- /* Some events are not interesting, because they were not generated actively by the
- user, but be reconfiguration of windows */
- if (event_is_ignored(event->sequence))
- return 1;
-
- /* This was either a focus for a client’s parent (= titlebar)… */
- Client *client = table_get(&by_parent, event->event);
- /* …or the client itself */
- if (client == NULL)
- client = table_get(&by_child, event->event);
-
- /* Check for stack windows */
- if (client == NULL) {
- struct Stack_Window *stack_win;
- SLIST_FOREACH(stack_win, &stack_wins, stack_windows)
- if (stack_win->window == event->event) {
- client = stack_win->container->currently_focused;
- break;
- }
- }
-
-
- /* 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);
- i3Screen *screen = get_screen_containing(event->root_x, event->root_y);
- if (screen == NULL) {
- LOG("ERROR: No such screen\n");
- return 0;
- }
- c_ws->current_row = current_row;
- c_ws->current_col = current_col;
- c_ws = &workspaces[screen->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);
- return 1;
- }
-
- /* Do plausibility checks: This event may be useless for us if it occurs on a window
- which is in a stacked container but not the focused one */
- if (client->container != NULL &&
- client->container->mode == MODE_STACK &&
- client->container->currently_focused != client) {
- LOG("Plausibility check says: no\n");
- return 1;
- }
-
- set_focus(conn, client, false);
+int handle_enter_notify(void *ignored, xcb_connection_t *conn,
+ xcb_enter_notify_event_t *event) {
+ Con *con;
+
+ DLOG("enter_notify for %08x, mode = %d, detail %d, serial %d\n",
+ event->event, event->mode, event->detail, event->sequence);
+ 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;
+ }
+ /* 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))
+ return 1;
+ bool enter_child = false;
+ /* Get container by frame or by child window */
+ if ((con = con_by_frame_id(event->event)) == NULL) {
+ con = con_by_window_id(event->event);
+ enter_child = true;
+ }
+
+ /* If not, then the user moved his cursor to the root window. In that case, we adjust c_ws */
+ 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;
-}
+ }
-/*
- * 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;
- }
+ if (con->parent->type == CT_DOCKAREA) {
+ DLOG("Ignoring, this is a dock client\n");
+ return 1;
+ }
+
+ /* see if the user entered the window on a certain window decoration */
+ int layout = (enter_child ? con->parent->layout : con->layout);
+ Con *child;
+ TAILQ_FOREACH(child, &(con->nodes_head), nodes)
+ if (rect_contains(child->deco_rect, event->event_x, event->event_y)) {
+ LOG("using child %p / %s instead!\n", child, child->name);
+ con = child;
+ break;
+ }
+
+ /* for stacked/tabbed layout we do not want to change focus when the user
+ * enters the window at the decoration of any child window. */
+ if (layout == L_STACKED || layout == L_TABBED) {
+ con = TAILQ_FIRST(&(con->parent->focus_head));
+ LOG("using focused %p / %s instead\n", con, con->name);
+ }
+
+#if 0
+ 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. */
+ DLOG("enter_notify for a client on a different workspace but the same screen, ignoring\n");
+ return 1;
+ }
+#endif
+
+ if (config.disable_focus_follows_mouse)
+ return 1;
- /* 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;
- }
+ con_focus(con_descend_focused(con));
+ tree_render();
- return false;
+ return 1;
}
/*
- * Checks if the button press was on a bar, switches to the workspace and returns true
- * if so, or false otherwise.
+ * When the user moves the mouse but does not change the active window
+ * (e.g. when having no windows opened but moving mouse on the root screen
+ * and crossing virtual screen boundaries), this callback gets called.
*
*/
-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) {
- show_workspace(conn, i+1);
- return true;
- }
- return true;
- }
- i3Font *font = load_font(conn, config.font);
- int workspace = event->event_x / (font->height + 6),
- c = 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) && (c++ == workspace)) {
- show_workspace(conn, i+1);
- return true;
- }
- return true;
- }
-
- return false;
-}
-
-int handle_button_press(void *ignored, xcb_connection_t *conn, xcb_button_press_event_t *event) {
- LOG("button press!\n");
- /* 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;
- }
- 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;
+int handle_motion_notify(void *ignored, xcb_connection_t *conn, xcb_motion_notify_event_t *event) {
+ /* 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;
- LOG("Could not handle this button press\n");
- return 1;
- }
+ Con *con;
+ if ((con = con_by_frame_id(event->event)) == NULL) {
+ check_crossing_screen_boundary(event->root_x, event->root_y);
+ return 1;
+ }
- /* Set focus in any case */
- set_focus(conn, client, true);
+ if (config.disable_focus_follows_mouse)
+ return 1;
- /* 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 (con->layout != L_DEFAULT)
+ return 1;
- if (con == NULL) {
- LOG("dock. done.\n");
- xcb_allow_events(conn, XCB_ALLOW_REPLAY_POINTER, event->time);
- xcb_flush(conn);
- return 1;
- }
+ /* see over which rect the user is */
+ Con *current;
+ TAILQ_FOREACH(current, &(con->nodes_head), nodes) {
+ if (!rect_contains(current->deco_rect, event->event_x, event->event_y))
+ continue;
- LOG("event->event_x = %d, client->rect.width = %d\n", event->event_x, client->rect.width);
+ /* We found the rect, let’s see if this window is focused */
+ if (TAILQ_FIRST(&(con->focus_head)) == current)
+ return 1;
- if (!border_click) {
- LOG("client. done.\n");
- xcb_allow_events(conn, XCB_ALLOW_REPLAY_POINTER, event->time);
- 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");
- return 1;
- }
+ con_focus(current);
+ x_push_changes(croot);
+ return 1;
+ }
- 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;
+ return 1;
+}
- second = first + 1;
- orientation = O_HORIZONTAL;
- } else if (event->event_x <= 2) {
- /* …left border */
- if (con->col == 0)
- return 1;
+/*
+ * Called when the keyboard mapping changes (for example by using Xmodmap),
+ * we need to update our key bindings then (re-translate symbols).
+ *
+ */
+int handle_mapping_notify(void *ignored, xcb_connection_t *conn, xcb_mapping_notify_event_t *event) {
+ if (event->request != XCB_MAPPING_KEYBOARD &&
+ event->request != XCB_MAPPING_MODIFIER)
+ return 0;
- 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);
+ DLOG("Received mapping_notify for keyboard or modifier mapping, re-grabbing keys\n");
+ xcb_refresh_keyboard_mapping(keysyms, event);
- if (!cell_exists(first, con->row) ||
- (first == (con->workspace->cols-1)))
- return 1;
+ xcb_get_numlock_mask(conn);
- second = first + 1;
- }
+ ungrab_all_keys(conn);
+ translate_keysyms();
+ grab_all_keys(conn, false);
- return resize_graphical_handler(conn, con->workspace, first, second, orientation, event);
+ return 0;
}
/*
*
*/
int handle_map_request(void *prophs, xcb_connection_t *conn, xcb_map_request_event_t *event) {
- xcb_get_window_attributes_cookie_t cookie;
- xcb_get_window_attributes_reply_t *reply;
-
- cookie = xcb_get_window_attributes_unchecked(conn, event->window);
+ xcb_get_window_attributes_cookie_t cookie;
- if ((reply = xcb_get_window_attributes_reply(conn, cookie, NULL)) == NULL) {
- LOG("Could not get window attributes\n");
- return -1;
- }
+ cookie = xcb_get_window_attributes_unchecked(conn, event->window);
- window_attributes_t wa = { TAG_VALUE };
- LOG("override_redirect = %d\n", reply->override_redirect);
- wa.u.override_redirect = reply->override_redirect;
- LOG("window = 0x%08x, serial is %d.\n", event->window, event->sequence);
- add_ignore_event(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, wa);
- return 1;
+ manage_window(event->window, cookie, false);
+ x_push_changes(croot);
+ return 1;
}
/*
*
*/
int handle_configure_request(void *prophs, xcb_connection_t *conn, xcb_configure_request_event_t *event) {
- LOG("configure-request, serial %d\n", event->sequence);
- LOG("event->window = %08x\n", event->window);
- LOG("application wants to be at %dx%d with %dx%d\n", event->x, event->y, event->width, event->height);
+ Con *con;
+
+ DLOG("window 0x%08x wants to be at %dx%d with %dx%d\n",
+ event->window, event->x, event->y, event->width, event->height);
+
+ /* For unmanaged windows, we just execute the configure request. As soon as
+ * it gets mapped, we will take over anyways. */
+ if ((con = con_by_window_id(event->window)) == NULL) {
+ DLOG("Configure request for unmanaged window, can do that.\n");
+
+ uint32_t mask = 0;
+ uint32_t values[7];
+ int c = 0;
+#define COPY_MASK_MEMBER(mask_member, event_member) do { \
+ if (event->value_mask & mask_member) { \
+ mask |= mask_member; \
+ values[c++] = event->event_member; \
+ } \
+} while (0)
+
+ COPY_MASK_MEMBER(XCB_CONFIG_WINDOW_X, x);
+ COPY_MASK_MEMBER(XCB_CONFIG_WINDOW_Y, y);
+ COPY_MASK_MEMBER(XCB_CONFIG_WINDOW_WIDTH, width);
+ COPY_MASK_MEMBER(XCB_CONFIG_WINDOW_HEIGHT, height);
+ COPY_MASK_MEMBER(XCB_CONFIG_WINDOW_BORDER_WIDTH, border_width);
+ COPY_MASK_MEMBER(XCB_CONFIG_WINDOW_SIBLING, sibling);
+ COPY_MASK_MEMBER(XCB_CONFIG_WINDOW_STACK_MODE, stack_mode);
+
+ xcb_configure_window(conn, event->window, mask, values);
+ xcb_flush(conn);
+
+ return 1;
+ }
+
+ DLOG("Configure request!\n");
+ if (con_is_floating(con) && con_is_leaf(con)) {
+ /* find the height for the decorations */
+ int deco_height = config.font.height + 5;
+ /* we actually need to apply the size/position changes to the *parent*
+ * container */
+ Rect bsr = con_border_style_rect(con);
+ if (con->border_style == BS_NORMAL) {
+ bsr.y += deco_height;
+ bsr.height -= deco_height;
+ }
+ con = con->parent;
+ DLOG("Container is a floating leaf node, will do that.\n");
+ if (event->value_mask & XCB_CONFIG_WINDOW_X) {
+ con->rect.x = event->x + (-1) * bsr.x;
+ DLOG("proposed x = %d, new x is %d\n", event->x, con->rect.x);
+ }
+ if (event->value_mask & XCB_CONFIG_WINDOW_Y) {
+ con->rect.y = event->y + (-1) * bsr.y;
+ DLOG("proposed y = %d, new y is %d\n", event->y, con->rect.y);
+ }
+ if (event->value_mask & XCB_CONFIG_WINDOW_WIDTH) {
+ con->rect.width = event->width + (-1) * bsr.width;
+ DLOG("proposed width = %d, new width is %d\n", event->width, con->rect.width);
+ }
+ if (event->value_mask & XCB_CONFIG_WINDOW_HEIGHT) {
+ con->rect.height = event->height + (-1) * bsr.height;
+ DLOG("proposed height = %d, new height is %d\n", event->height, con->rect.height);
+ }
+ tree_render();
+ }
+
+ fake_absolute_configure_notify(con);
+
+ return 1;
+#if 0
+ /* 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);
- Client *client = table_get(&by_child, event->window);
- if (client == NULL) {
- LOG("This client is not mapped, so we don't care and just tell the client that he will get its size\n");
- Rect rect = {event->x, event->y, event->width, event->height};
- fake_configure_notify(conn, rect, event->window);
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;
fake_absolute_configure_notify(conn, client);
return 1;
+#endif
}
+#if 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("handle_configure_event for window %08x\n", event->window);
- LOG("event->type = %d, \n", event->response_type);
- LOG("event->x = %d, ->y = %d, ->width = %d, ->height = %d\n", event->x, event->y, event->width, event->height);
-
+ DLOG("configure_event, sequence %d\n", event->sequence);
/* 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;
}
+#endif
/*
- * Our window decorations were unmapped. That means, the window will be killed now,
- * so we better clean up before.
+ * Gets triggered upon a RandR screen change event, that is when the user
+ * changes the screen configuration in any way (mode, position, …)
*
*/
-int handle_unmap_notify_event(void *data, xcb_connection_t *conn, xcb_unmap_notify_event_t *event) {
- xcb_window_t root = xcb_setup_roots_iterator(xcb_get_setup(conn)).data->root;
+int handle_screen_change(void *prophs, xcb_connection_t *conn,
+ xcb_generic_event_t *e) {
+ DLOG("RandR screen change\n");
- add_ignore_event(event->sequence);
+ randr_query_outputs();
- Client *client = table_get(&by_child, event->window);
- /* 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;
+ ipc_send_event("output", I3_IPC_EVENT_OUTPUT, "{\"change\":\"unspecified\"}");
+
+ return 1;
+}
+
+/*
+ * Our window decorations were unmapped. That means, the window will be killed
+ * now, so we better clean up before.
+ *
+ */
+int handle_unmap_notify_event(void *data, xcb_connection_t *conn, xcb_unmap_notify_event_t *event) {
+
+ /* FIXME: we cannot ignore this sequence because more UnmapNotifys with the same sequence
+ * numbers but different window IDs may follow */
+ /* we need to ignore EnterNotify events which will be generated because a
+ * different window is visible now */
+ //add_ignore_event(event->sequence);
+
+ DLOG("UnmapNotify for 0x%08x (received from 0x%08x), serial %d\n", event->window, event->event, event->sequence);
+ Con *con = con_by_window_id(event->window);
+ if (con == NULL) {
+ /* This could also be an UnmapNotify for the frame. We need to
+ * decrement the ignore_unmap counter. */
+ con = con_by_frame_id(event->window);
+ if (con == NULL) {
+ LOG("Not a managed window, ignoring UnmapNotify event\n");
+ return 1;
}
+ if (con->ignore_unmap > 0)
+ con->ignore_unmap--;
+ DLOG("ignore_unmap = %d for frame of container %p\n", con->ignore_unmap, con);
+ 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);
+ if (con->ignore_unmap > 0) {
+ DLOG("ignore_unmap = %d, dec\n", con->ignore_unmap);
+ con->ignore_unmap--;
+ return 1;
+ }
+
+ tree_close(con, false, false);
+ tree_render();
+ x_push_changes(croot);
+ return 1;
+
+#if 0
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
return 0;
}
+#endif
- client = table_remove(&by_child, event->window);
-
- if (client->name != NULL)
- free(client->name);
- if (client->container != NULL) {
- Container *con = client->container;
-
- /* If this was the fullscreen client, we need to unset it */
- if (client->fullscreen)
- con->workspace->fullscreen_client = NULL;
-
- /* Remove the client from the list of clients */
- client_remove_from_container(conn, client, con);
-
- /* Set focus to the last focused client in this container */
- con->currently_focused = get_last_focused_client(conn, con, NULL);
-
- /* Only if this is the active container, we need to really change focus */
- if ((con->currently_focused != NULL) && ((con == CUR_CELL) || client->fullscreen))
- set_focus(conn, con->currently_focused, true);
- }
-
- if (client->dock) {
- LOG("Removing from dock clients\n");
- SLIST_REMOVE(&(client->workspace->screen->dock_clients), client, Client, dock_clients);
- }
+#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);
- LOG("child of 0x%08x.\n", client->frame);
- xcb_reparent_window(conn, client->child, root, 0, 0);
- xcb_destroy_window(conn, client->frame);
- xcb_flush(conn);
- table_remove(&by_parent, client->frame);
+ /* If this workspace is currently visible, we don’t delete it */
+ if (workspace_is_visible(client->workspace))
+ workspace_empty = false;
- if (client->container != NULL) {
- cleanup_table(conn, client->container->workspace);
- fix_colrowspan(conn, client->container->workspace);
+ if (workspace_empty) {
+ client->workspace->output = NULL;
+ ipc_send_event("workspace", I3_IPC_EVENT_WORKSPACE, "{\"change\":\"empty\"}");
}
- /* Let’s see how many clients there are left on the workspace to delete it if it’s empty */
- bool workspace_empty = true;
- FOR_TABLE(client->workspace)
- if (!CIRCLEQ_EMPTY(&(client->workspace->table[cols][rows]->clients))) {
- workspace_empty = false;
- break;
- }
+ /* Remove the urgency flag if set */
+ client->urgent = false;
+ workspace_update_urgent_flag(client->workspace);
- i3Screen *screen;
- TAILQ_FOREACH(screen, virtual_screens, screens)
- if (screen->current_workspace == client->workspace->num) {
- workspace_empty = false;
- break;
- }
+ render_layout(conn);
+#endif
- if (workspace_empty)
- client->workspace->screen = NULL;
+ return 1;
+}
- free(client);
+/*
+ * 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);
- render_layout(conn);
+ xcb_unmap_notify_event_t unmap;
+ unmap.sequence = event->sequence;
+ unmap.event = event->event;
+ unmap.window = event->window;
- return 1;
+ return handle_unmap_notify_event(NULL, conn, &unmap);
}
/*
*/
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) {
- LOG("window's name changed.\n");
- if (prop == NULL || xcb_get_property_value_length(prop) == 0) {
- LOG("_NET_WM_NAME not specified, not changing\n");
- return 1;
- }
- Client *client = table_get(&by_child, window);
- if (client == NULL)
- return 1;
-
- /* Save the old pointer to make the update atomic */
- char *new_name;
- int new_len;
- asprintf(&new_name, "%.*s", xcb_get_property_value_length(prop), (char*)xcb_get_property_value(prop));
- /* Convert it to UCS-2 here for not having to convert it later every time we want to pass it to X */
- char *ucs2_name = convert_utf8_to_ucs2(new_name, &new_len);
- LOG("Name should change to \"%s\"\n", new_name);
- free(new_name);
-
- /* Check if they are the same and don’t update if so.
- Note the use of new_len * 2 to check all bytes as each glyph takes 2 bytes.
- Also note the use of memcmp() instead of strncmp() because the latter stops on nullbytes,
- but UCS-2 uses nullbytes to fill up glyphs which only use one byte. */
- if ((new_len == client->name_len) &&
- (client->name != NULL) &&
- (memcmp(client->name, ucs2_name, new_len * 2) == 0)) {
- LOG("Name did not change, not updating\n");
- free(ucs2_name);
- return 1;
- }
-
- char *old_name = client->name;
- client->name = ucs2_name;
- client->name_len = new_len;
- client->uses_net_wm_name = true;
-
- FREE(old_name);
+ Con *con;
+ if ((con = con_by_window_id(window)) == NULL || con->window == NULL)
+ return 1;
- /* If the client is a dock window, we don’t need to render anything */
- if (client->dock)
- return 1;
+ window_update_name(con->window, prop);
- if (client->container->mode == MODE_STACK)
- render_container(conn, client->container);
- else decorate_window(conn, client, client->frame, client->titlegc, 0);
- xcb_flush(conn);
+ x_push_changes(croot);
- return 1;
+ return 1;
}
/*
- * We handle legacy window names (titles) which are in COMPOUND_TEXT encoding. However, we
- * just pass them along, so when containing non-ASCII characters, those will be rendering
- * incorrectly. In order to correctly render unicode window titles in i3, an application
- * has to set _NET_WM_NAME, which is in UTF-8 encoding.
- *
- * On every update, a message is put out to the user, so he may improve the situation and
- * update applications which display filenames in their title to correctly use
- * _NET_WM_NAME and therefore support unicode.
+ * Handles legacy window name updates (WM_NAME), see also src/window.c,
+ * window_update_name_legacy().
*
*/
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) {
- LOG("window's name changed (legacy).\n");
- if (prop == NULL || xcb_get_property_value_length(prop) == 0) {
- LOG("prop == NULL\n");
- return 1;
- }
- Client *client = table_get(&by_child, window);
- if (client == NULL)
- return 1;
-
- if (client->uses_net_wm_name) {
- LOG("This client is capable of _NET_WM_NAME, ignoring legacy name\n");
- return 1;
- }
-
- /* Save the old pointer to make the update atomic */
- 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");
- return 1;
- }
- /* Convert it to UCS-2 here for not having to convert it later every time we want to pass it to X */
- LOG("Name should change to \"%s\"\n", new_name);
-
- /* Check if they are the same and don’t update if so. */
- if (client->name != NULL &&
- strlen(new_name) == strlen(client->name) &&
- strcmp(client->name, new_name) == 0) {
- LOG("Name did not change, not updating\n");
- free(new_name);
- return 1;
- }
-
- LOG("Using legacy window title. Note that in order to get Unicode window titles in i3,"
- "the application has to set _NET_WM_NAME which is in UTF-8 encoding.\n");
-
- char *old_name = client->name;
- client->name = new_name;
- client->name_len = -1;
+ Con *con;
+ if ((con = con_by_window_id(window)) == NULL || con->window == NULL)
+ return 1;
- if (old_name != NULL)
- free(old_name);
+ window_update_name_legacy(con->window, prop);
- /* If the client is a dock window, we don’t need to render anything */
- if (client->dock)
- return 1;
+ x_push_changes(croot);
- if (client->container->mode == MODE_STACK)
- render_container(conn, client->container);
- else decorate_window(conn, client, client->frame, client->titlegc, 0);
- xcb_flush(conn);
-
- return 1;
+ 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) {
- LOG("window class changed\n");
- if (prop == NULL || xcb_get_property_value_length(prop) == 0) {
- LOG("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;
- }
+ Con *con;
+ if ((con = con_by_window_id(window)) == NULL || con->window == NULL)
+ return 1;
- LOG("changed to %s\n", new_class);
- char *old_class = client->window_class;
- client->window_class = new_class;
- FREE(old_class);
+ window_update_class(con->window, prop);
- return 1;
+ return 0;
}
/*
*
*/
int handle_expose_event(void *data, xcb_connection_t *conn, xcb_expose_event_t *event) {
- /* 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;
- LOG("window = %08x\n", event->window);
+ Con *parent, *con;
- Client *client = table_get(&by_parent, event->window);
- if (client == NULL) {
- /* There was no client in the table, so this is probably an expose event for
- one of our stack_windows. */
- struct Stack_Window *stack_win;
- SLIST_FOREACH(stack_win, &stack_wins, stack_windows)
- if (stack_win->window == event->window) {
- render_container(conn, stack_win->container);
- return 1;
- }
-
- /* …or one of the bars? */
- i3Screen *screen;
- TAILQ_FOREACH(screen, virtual_screens, screens)
- if (screen->bar == event->window)
- render_layout(conn);
- return 1;
- }
+ /* 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;
- LOG("got client %s\n", client->name);
- if (client->dock) {
- LOG("this is a dock\n");
- return 1;
- }
+ DLOG("window = %08x\n", event->window);
- if (client->container->mode != MODE_STACK)
- decorate_window(conn, client, client->frame, client->titlegc, 0);
- else {
- uint32_t background_color;
- /* Distinguish if the window is currently focused… */
- if (CUR_CELL->currently_focused == client)
- background_color = get_colorpixel(conn, "#285577");
- /* …or if it is the focused window in a not focused container */
- else background_color = get_colorpixel(conn, "#555555");
-
- /* Set foreground color to current focused color, line width to 2 */
- uint32_t values[] = {background_color, 2};
- xcb_change_gc(conn, client->titlegc, XCB_GC_FOREGROUND | XCB_GC_LINE_WIDTH, values);
-
- /* Draw the border, the ±1 is for line width = 2 */
- xcb_point_t points[] = {{1, 0}, /* left upper edge */
- {1, client->rect.height-1}, /* left bottom edge */
- {client->rect.width-1, client->rect.height-1}, /* right bottom edge */
- {client->rect.width-1, 0}}; /* right upper edge */
- xcb_poly_line(conn, XCB_COORD_MODE_ORIGIN, client->frame, client->titlegc, 4, points);
-
- /* 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);
- }
- xcb_flush(conn);
+ if ((parent = con_by_frame_id(event->window)) == NULL) {
+ LOG("expose event for unknown window, ignoring\n");
return 1;
+ }
+
+ if (parent->window)
+ x_draw_decoration(parent);
+
+ TAILQ_FOREACH(con, &(parent->nodes_head), nodes) {
+ DLOG("expose for con %p / %s\n", con, con->name);
+ if (con->window)
+ x_draw_decoration(con);
+ }
+
+ /* We also need to render the decorations of other Cons nearby the Con
+ * itself to not get overlapping decorations */
+ TAILQ_FOREACH(con, &(parent->parent->nodes_head), nodes) {
+ DLOG("expose for con %p / %s\n", con, con->name);
+ if (con->window)
+ x_draw_decoration(con);
+ }
+ xcb_flush(conn);
+
+ return 1;
}
/*
*
*/
int handle_client_message(void *data, xcb_connection_t *conn, xcb_client_message_event_t *event) {
- LOG("client_message\n");
-
- if (event->type == atoms[_NET_WM_STATE]) {
- if (event->format != 32 || event->data.data32[1] != atoms[_NET_WM_STATE_FULLSCREEN])
- return 0;
-
- LOG("fullscreen\n");
-
- Client *client = table_get(&by_child, event->window);
- if (client == NULL)
- return 0;
-
- /* Check if the fullscreen state should be toggled */
- if ((client->fullscreen &&
- (event->data.data32[0] == _NET_WM_STATE_REMOVE ||
- event->data.data32[0] == _NET_WM_STATE_TOGGLE)) ||
- (!client->fullscreen &&
- (event->data.data32[0] == _NET_WM_STATE_ADD ||
- event->data.data32[0] == _NET_WM_STATE_TOGGLE)))
- toggle_fullscreen(conn, client);
- } else {
- LOG("unhandled clientmessage\n");
- return 0;
+ LOG("ClientMessage for window 0x%08x\n", event->window);
+ if (event->type == atoms[_NET_WM_STATE]) {
+ if (event->format != 32 || event->data.data32[1] != atoms[_NET_WM_STATE_FULLSCREEN]) {
+ DLOG("atom in clientmessage is %d, fullscreen is %d\n",
+ event->data.data32[1], atoms[_NET_WM_STATE_FULLSCREEN]);
+ DLOG("not about fullscreen atom\n");
+ return 0;
}
- return 1;
+ Con *con = con_by_window_id(event->window);
+ if (con == NULL) {
+ DLOG("Could not get window for client message\n");
+ return 0;
+ }
+
+ /* Check if the fullscreen state should be toggled */
+ if ((con->fullscreen_mode != CF_NONE &&
+ (event->data.data32[0] == _NET_WM_STATE_REMOVE ||
+ event->data.data32[0] == _NET_WM_STATE_TOGGLE)) ||
+ (con->fullscreen_mode == CF_NONE &&
+ (event->data.data32[0] == _NET_WM_STATE_ADD ||
+ event->data.data32[0] == _NET_WM_STATE_TOGGLE))) {
+ DLOG("toggling fullscreen\n");
+ con_toggle_fullscreen(con);
+ }
+
+ tree_render();
+ x_push_changes(croot);
+ } else {
+ ELOG("unhandled clientmessage\n");
+ return 0;
+ }
+
+ return 1;
}
+#if 0
int handle_window_type(void *data, xcb_connection_t *conn, uint8_t state, xcb_window_t window,
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;
}
+#endif
/*
* Handles the size hints set by a window, but currently only the part necessary for displaying
*/
int handle_normal_hints(void *data, xcb_connection_t *conn, uint8_t state, xcb_window_t window,
xcb_atom_t name, xcb_get_property_reply_t *reply) {
- LOG("handle_normal_hints\n");
- Client *client = table_get(&by_child, window);
- if (client == NULL) {
- LOG("No such client\n");
- return 1;
- }
- xcb_size_hints_t size_hints;
-
- /* 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);
- else
- xcb_get_wm_normal_hints_reply(conn, xcb_get_wm_normal_hints_unchecked(conn, client->child), &size_hints, NULL);
-
- /* 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)) {
- LOG("No aspect ratio set, ignoring\n");
- return 1;
- }
-
- LOG("window is %08x / %s\n", client->child, client->name);
+ Con *con = con_by_window_id(window);
+ if (con == NULL) {
+ DLOG("Received WM_NORMAL_HINTS for unknown client\n");
+ return 1;
+ }
+
+ xcb_size_hints_t size_hints;
+
+ //CLIENT_LOG(client);
+
+ /* 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);
+ else
+ xcb_get_wm_normal_hints_reply(conn, xcb_get_wm_normal_hints_unchecked(conn, con->window->id), &size_hints, NULL);
+
+ if ((size_hints.flags & XCB_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.width_inc > 0 && size_hints.width_inc < 0xFFFF)
+ if (con->width_increment != size_hints.width_inc) {
+ con->width_increment = size_hints.width_inc;
+ changed = true;
+ }
+ if (size_hints.height_inc > 0 && size_hints.height_inc < 0xFFFF)
+ if (con->height_increment != size_hints.height_inc) {
+ con->height_increment = size_hints.height_inc;
+ changed = true;
+ }
+
+ 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_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 != con->base_width ||
+ base_height != con->base_height) {
+ con->base_width = base_width;
+ con->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);
+ }
+
+ /* 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)) {
+ goto render_and_return;
+ }
+
+ /* XXX: do we really use rect here, not window_rect? */
+ double width = con->rect.width - base_width;
+ double height = con->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;
+
+ 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)
+ goto render_and_return;
+
+ /* Check if we need to set proportional_* variables using the correct ratio */
+ if ((width / height) < min_aspect) {
+ con->proportional_width = width;
+ con->proportional_height = width / min_aspect;
+ } else if ((width / height) > max_aspect) {
+ con->proportional_width = width;
+ con->proportional_height = width / max_aspect;
+ } else goto render_and_return;
+
+render_and_return:
+ tree_render();
+ return 1;
+}
- int base_width = 0, base_height = 0,
- min_width = 0, min_height = 0;
+/*
+ * 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) {
+ Con *con = con_by_window_id(window);
+ if (con == NULL) {
+ DLOG("Received WM_HINTS for unknown client\n");
+ return 1;
+ }
- /* 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) {
- base_width = size_hints.base_width;
- base_height = size_hints.base_height;
- } else if (size_hints.flags & XCB_SIZE_HINT_P_MIN_SIZE) {
- base_width = size_hints.min_width;
- base_height = size_hints.min_height;
- }
+ xcb_wm_hints_t hints;
- if (size_hints.flags & XCB_SIZE_HINT_P_MIN_SIZE) {
- min_width = size_hints.min_width;
- min_height = size_hints.min_height;
- } else if (size_hints.flags & XCB_SIZE_HINT_P_SIZE) {
- min_width = size_hints.base_width;
- min_height = size_hints.base_height;
- }
+ 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, con->window->id), &hints, NULL))
+ 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;
+ if (!con->urgent && focused == con) {
+ DLOG("Ignoring urgency flag for current client\n");
+ return 1;
+ }
+
+ /* Update the flag on the client directly */
+ con->urgent = (xcb_wm_hints_get_urgency(&hints) != 0);
+ //CLIENT_LOG(con);
+ LOG("Urgency flag changed to %d\n", con->urgent);
+
+ workspace_update_urgent_flag(con_get_workspace(con));
+
+#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
+
+ return 1;
+}
- LOG("min_aspect = %f, max_aspect = %f\n", min_aspect, max_aspect);
- LOG("width = %f, height = %f\n", width, height);
+/*
+ * Handles the transient for hints set by a window, signalizing that this window is a popup window
+ * for some other window.
+ *
+ * See ICCCM 4.1.2.6 for more details
+ *
+ */
+int handle_transient_for(void *data, xcb_connection_t *conn, uint8_t state, xcb_window_t window,
+ xcb_atom_t name, xcb_get_property_reply_t *prop) {
+ Con *con;
- /* Sanity checks, this is user-input, in a way */
- if (max_aspect <= 0 || min_aspect <= 0 || height == 0 || (width / height) <= 0)
- return 1;
+ if ((con = con_by_window_id(window)) == NULL || con->window == NULL) {
+ DLOG("No such window\n");
+ return 1;
+ }
+
+ if (prop == NULL) {
+ prop = xcb_get_property_reply(conn, xcb_get_property_unchecked(conn,
+ false, window, WM_TRANSIENT_FOR, WINDOW, 0, 32), NULL);
+ if (prop == NULL)
+ return 1;
+ }
+
+ 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 1;
+}
- /* Check if we need to set proportional_* variables using the correct ratio */
- if ((width / height) < min_aspect) {
- client->proportional_width = width;
- client->proportional_height = width / min_aspect;
- } else if ((width / height) > max_aspect) {
- client->proportional_width = width;
- client->proportional_height = width / max_aspect;
- } else return 1;
+/*
+ * Handles changes of the WM_CLIENT_LEADER atom which specifies if this is a
+ * toolwindow (or similar) and to which window it belongs (logical parent).
+ *
+ */
+int handle_clientleader_change(void *data, xcb_connection_t *conn, uint8_t state, xcb_window_t window,
+ xcb_atom_t name, xcb_get_property_reply_t *prop) {
+ Con *con;
+ if ((con = con_by_window_id(window)) == NULL || con->window == NULL)
+ return 1;
- client->force_reconfigure = 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;
+ }
- if (client->container != NULL) {
- render_container(conn, client->container);
- xcb_flush(conn);
- }
+ window_update_leader(con->window, prop);
- return 1;
+ return 1;
}