*
* 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 "manage.h"
#include "floating.h"
#include "client.h"
+#include "workspace.h"
+#include "log.h"
+#include "ewmh.h"
/*
* Go through all existing windows (if the window manager is restarted) and manage them
/* Request the window attributes for every window */
children = xcb_query_tree_children(reply);
- for(i = 0; i < len; ++i)
+ for (i = 0; i < len; ++i)
cookies[i] = xcb_get_window_attributes(conn, children[i]);
/* Call manage_window with the attributes for every window */
- for(i = 0; i < len; ++i) {
- window_attributes_t wa = { TAG_COOKIE, { cookies[i] } };
- manage_window(prophs, conn, children[i], wa);
- }
+ for (i = 0; i < len; ++i)
+ manage_window(prophs, conn, children[i], cookies[i], true);
free(reply);
free(cookies);
}
+/*
+ * Restores the geometry of each window by reparenting it to the root window
+ * at the position of its frame.
+ *
+ * This is to be called *only* before exiting/restarting i3 because of evil
+ * side-effects which are to be expected when continuing to run i3.
+ *
+ */
+void restore_geometry(xcb_connection_t *conn) {
+ Workspace *ws;
+ Client *client;
+ DLOG("Restoring geometry\n");
+
+ TAILQ_FOREACH(ws, workspaces, workspaces)
+ SLIST_FOREACH(client, &(ws->focus_stack), focus_clients)
+ xcb_reparent_window(conn, client->child, root,
+ client->rect.x, client->rect.y);
+
+ /* Make sure our changes reach the X server, we restart/exit now */
+ xcb_flush(conn);
+}
+
/*
* Do some sanity checks and then reparent the window.
*
*/
-void manage_window(xcb_property_handlers_t *prophs, xcb_connection_t *conn, xcb_window_t window, window_attributes_t wa) {
- LOG("managing window.\n");
+void manage_window(xcb_property_handlers_t *prophs, xcb_connection_t *conn,
+ xcb_window_t window, xcb_get_window_attributes_cookie_t cookie,
+ bool needs_to_be_mapped) {
xcb_drawable_t d = { window };
xcb_get_geometry_cookie_t geomc;
xcb_get_geometry_reply_t *geom;
xcb_get_window_attributes_reply_t *attr = 0;
- if (wa.tag == TAG_COOKIE) {
- /* Check if the window is mapped (it could be not mapped when intializing and
- calling manage_window() for every window) */
- if ((attr = xcb_get_window_attributes_reply(conn, wa.u.cookie, 0)) == NULL)
- return;
-
- if (attr->map_state != XCB_MAP_STATE_VIEWABLE)
- goto out;
+ geomc = xcb_get_geometry(conn, d);
- wa.tag = TAG_VALUE;
- wa.u.override_redirect = attr->override_redirect;
+ /* Check if the window is mapped (it could be not mapped when intializing and
+ calling manage_window() for every window) */
+ if ((attr = xcb_get_window_attributes_reply(conn, cookie, 0)) == NULL) {
+ ELOG("Could not get attributes\n");
+ return;
}
+ if (needs_to_be_mapped && attr->map_state != XCB_MAP_STATE_VIEWABLE)
+ goto out;
+
/* Don’t manage clients with the override_redirect flag */
- if (wa.u.override_redirect)
+ if (attr->override_redirect)
goto out;
/* Check if the window is already managed */
goto out;
/* Get the initial geometry (position, size, …) */
- geomc = xcb_get_geometry(conn, d);
- if (!attr) {
- wa.tag = TAG_COOKIE;
- wa.u.cookie = xcb_get_window_attributes(conn, window);
- if ((attr = xcb_get_window_attributes_reply(conn, wa.u.cookie, 0)) == NULL)
- return;
- }
if ((geom = xcb_get_geometry_reply(conn, geomc, 0)) == NULL)
goto out;
/* Reparent the window and add it to our list of managed windows */
reparent_window(conn, window, attr->visual, geom->root, geom->depth,
- geom->x, geom->y, geom->width, geom->height);
+ geom->x, geom->y, geom->width, geom->height,
+ geom->border_width);
/* Generate callback events for every property we watch */
xcb_property_changed(prophs, XCB_PROPERTY_NEW_VALUE, window, WM_CLASS);
xcb_property_changed(prophs, XCB_PROPERTY_NEW_VALUE, window, WM_NAME);
xcb_property_changed(prophs, XCB_PROPERTY_NEW_VALUE, window, WM_NORMAL_HINTS);
+ xcb_property_changed(prophs, XCB_PROPERTY_NEW_VALUE, window, WM_HINTS);
+ xcb_property_changed(prophs, XCB_PROPERTY_NEW_VALUE, window, WM_TRANSIENT_FOR);
+ xcb_property_changed(prophs, XCB_PROPERTY_NEW_VALUE, window, atoms[WM_CLIENT_LEADER]);
xcb_property_changed(prophs, XCB_PROPERTY_NEW_VALUE, window, atoms[_NET_WM_NAME]);
free(geom);
*/
void reparent_window(xcb_connection_t *conn, xcb_window_t child,
xcb_visualid_t visual, xcb_window_t root, uint8_t depth,
- int16_t x, int16_t y, uint16_t width, uint16_t height) {
+ int16_t x, int16_t y, uint16_t width, uint16_t height,
+ uint32_t border_width) {
xcb_get_property_cookie_t wm_type_cookie, strut_cookie, state_cookie,
- utf8_title_cookie, title_cookie, class_cookie;
+ utf8_title_cookie, title_cookie,
+ class_cookie, leader_cookie;
uint32_t mask = 0;
uint32_t values[3];
+ uint16_t original_height = height;
+ bool map_frame = true;
/* We are interested in property changes */
mask = XCB_CW_EVENT_MASK;
values[0] = CHILD_EVENT_MASK;
xcb_change_window_attributes(conn, child, mask, values);
- /* Map the window first to avoid flickering */
- xcb_map_window(conn, child);
-
/* Place requests for properties ASAP */
wm_type_cookie = xcb_get_any_property_unchecked(conn, false, child, atoms[_NET_WM_WINDOW_TYPE], UINT32_MAX);
strut_cookie = xcb_get_any_property_unchecked(conn, false, child, atoms[_NET_WM_STRUT_PARTIAL], UINT32_MAX);
state_cookie = xcb_get_any_property_unchecked(conn, false, child, atoms[_NET_WM_STATE], UINT32_MAX);
utf8_title_cookie = xcb_get_any_property_unchecked(conn, false, child, atoms[_NET_WM_NAME], 128);
+ leader_cookie = xcb_get_any_property_unchecked(conn, false, child, atoms[WM_CLIENT_LEADER], UINT32_MAX);
title_cookie = xcb_get_any_property_unchecked(conn, false, child, WM_NAME, 128);
- class_cookie = xcb_get_any_property_unchecked(conn, false, child, WM_CLASS, 128);
+ class_cookie = xcb_get_any_property_unchecked(conn, false, child, WM_CLASS, 128);
Client *new = table_get(&by_child, child);
/* Events for already managed windows should already be filtered in manage_window() */
assert(new == NULL);
- LOG("reparenting new client\n");
- LOG("x = %d, y = %d, width = %d, height = %d\n", x, y, width, height);
- new = calloc(sizeof(Client), 1);
+ LOG("Managing window 0x%08x\n", child);
+ DLOG("x = %d, y = %d, width = %d, height = %d\n", x, y, width, height);
+ new = scalloc(sizeof(Client));
new->force_reconfigure = true;
/* Update the data structures */
new->container = CUR_CELL;
new->workspace = new->container->workspace;
+ /* Minimum useful size for managed windows is 75x50 (primarily affects floating) */
+ width = max(width, 75);
+ height = max(height, 50);
+
new->frame = xcb_generate_id(conn);
new->child = child;
new->rect.width = width;
new->rect.height = height;
+ new->width_increment = 1;
+ new->height_increment = 1;
+ new->border_width = border_width;
/* Pre-initialize the values for floating */
new->floating_rect.x = -1;
new->floating_rect.width = width;
new->floating_rect.height = height;
+ if (config.default_border != NULL)
+ client_init_border(conn, new, config.default_border[1]);
+
mask = 0;
/* Don’t generate events for our new window, it should *not* be managed */
mask |= XCB_CW_EVENT_MASK;
values[1] = FRAME_EVENT_MASK;
- LOG("Reparenting 0x%08x under 0x%08x.\n", child, new->frame);
-
i3Font *font = load_font(conn, config.font);
width = min(width, c_ws->rect.x + c_ws->rect.width);
height = min(height, c_ws->rect.y + c_ws->rect.height);
height + 2 + 2 + font->height}; /* 2 px border plus font’s height */
/* Yo dawg, I heard you like windows, so I create a window around your window… */
- new->frame = create_window(conn, framerect, XCB_WINDOW_CLASS_INPUT_OUTPUT, XCB_CURSOR_LEFT_PTR, mask, values);
-
- /* Set WM_STATE_NORMAL because GTK applications don’t want to drag & drop if we don’t.
- * Also, xprop(1) needs that to work. */
- long data[] = { XCB_WM_STATE_NORMAL, XCB_NONE };
- xcb_change_property(conn, XCB_PROP_MODE_REPLACE, new->child, atoms[WM_STATE], atoms[WM_STATE], 32, 2, data);
+ new->frame = create_window(conn, framerect, XCB_WINDOW_CLASS_INPUT_OUTPUT, XCB_CURSOR_LEFT_PTR, false, mask, values);
/* Put the client inside the save set. Upon termination (whether killed or normal exit
does not matter) of the window manager, these clients will be correctly reparented
new->awaiting_useless_unmap = true;
xcb_void_cookie_t cookie = xcb_reparent_window_checked(conn, child, new->frame, 0, font->height);
if (xcb_request_check(conn, cookie) != NULL) {
- LOG("Could not reparent the window, aborting\n");
+ DLOG("Could not reparent the window, aborting\n");
xcb_destroy_window(conn, new->frame);
free(new);
return;
1 /* left mouse button */,
XCB_BUTTON_MASK_ANY /* don’t filter for any modifiers */);
+ xcb_grab_button(conn, false, child, XCB_EVENT_MASK_BUTTON_PRESS,
+ XCB_GRAB_MODE_SYNC, XCB_GRAB_MODE_ASYNC, root, XCB_NONE,
+ 3 /* right mouse button */,
+ XCB_BUTTON_MASK_ANY /* don’t filter for any modifiers */);
+
/* Get _NET_WM_WINDOW_TYPE (to see if it’s a dock) */
xcb_atom_t *atom;
xcb_get_property_reply_t *preply = xcb_get_property_reply(conn, wm_type_cookie, NULL);
if (preply != NULL && preply->value_len > 0 && (atom = xcb_get_property_value(preply))) {
- for (int i = 0; i < xcb_get_property_value_length(preply); i++) {
- if (atom[i] != atoms[_NET_WM_WINDOW_TYPE_DOCK])
- continue;
- LOG("Window is a dock.\n");
- new->dock = true;
- new->titlebar_position = TITLEBAR_OFF;
- new->force_reconfigure = true;
- new->container = NULL;
- SLIST_INSERT_HEAD(&(c_ws->screen->dock_clients), new, dock_clients);
- }
+ for (int i = 0; i < xcb_get_property_value_length(preply); i++)
+ if (atom[i] == atoms[_NET_WM_WINDOW_TYPE_DOCK]) {
+ DLOG("Window is a dock.\n");
+ Output *t_out = get_output_containing(x, y);
+ if (t_out == NULL)
+ t_out = c_ws->output;
+ if (t_out != c_ws->output) {
+ DLOG("Dock client requested to be on output %s by geometry (%d, %d)\n",
+ t_out->name, x, y);
+ new->workspace = t_out->current_workspace;
+ }
+ new->dock = true;
+ new->borderless = true;
+ new->titlebar_position = TITLEBAR_OFF;
+ new->force_reconfigure = true;
+ new->container = NULL;
+ SLIST_INSERT_HEAD(&(t_out->dock_clients), new, dock_clients);
+ /* If it’s a dock we can’t make it float, so we break */
+ new->floating = FLOATING_AUTO_OFF;
+ break;
+ } else if (atom[i] == atoms[_NET_WM_WINDOW_TYPE_DIALOG] ||
+ atom[i] == atoms[_NET_WM_WINDOW_TYPE_UTILITY] ||
+ atom[i] == atoms[_NET_WM_WINDOW_TYPE_TOOLBAR] ||
+ atom[i] == atoms[_NET_WM_WINDOW_TYPE_SPLASH]) {
+ /* Set the dialog window to automatically floating, will be used below */
+ new->floating = FLOATING_AUTO_ON;
+ DLOG("dialog/utility/toolbar/splash window, automatically floating\n");
+ }
+ }
+
+ /* All clients which have a leader should be floating */
+ if (!new->dock && !client_is_floating(new) && new->leader != 0) {
+ DLOG("Client has WM_CLIENT_LEADER hint set, setting floating\n");
+ new->floating = FLOATING_AUTO_ON;
+ }
+
+ if (new->workspace->auto_float) {
+ new->floating = FLOATING_AUTO_ON;
+ DLOG("workspace is in autofloat mode, setting floating\n");
}
if (new->dock) {
TODO: bars at the top */
new->desired_height = strut[3];
if (new->desired_height == 0) {
- LOG("Client wanted to be 0 pixels high, using the window's height (%d)\n", height);
- new->desired_height = height;
+ DLOG("Client wanted to be 0 pixels high, using the window's height (%d)\n", original_height);
+ new->desired_height = original_height;
}
- LOG("the client wants to be %d pixels high\n", new->desired_height);
+ DLOG("the client wants to be %d pixels high\n", new->desired_height);
} else {
- LOG("The client didn't specify space to reserve at the screen edge, using its height (%d)\n", height);
- new->desired_height = height;
+ DLOG("The client didn't specify space to reserve at the screen edge, using its height (%d)\n", original_height);
+ new->desired_height = original_height;
}
} else {
/* If it’s not a dock, we can check on which workspace we should put it. */
preply = xcb_get_property_reply(conn, class_cookie, NULL);
handle_windowclass_change(NULL, conn, 0, new->child, WM_CLASS, preply);
- LOG("DEBUG: should have all infos now\n");
+ preply = xcb_get_property_reply(conn, leader_cookie, NULL);
+ handle_clientleader_change(NULL, conn, 0, new->child, atoms[WM_CLIENT_LEADER], preply);
+
+ /* if WM_CLIENT_LEADER is set, we put the new window on the
+ * same window as its leader. This might be overwritten by
+ * assignments afterwards. */
+ if (new->leader != XCB_NONE) {
+ DLOG("client->leader is set (to 0x%08x)\n", new->leader);
+ Client *parent = table_get(&by_child, new->leader);
+ if (parent != NULL && parent->container != NULL) {
+ Workspace *t_ws = parent->workspace;
+ new->container = t_ws->table[parent->container->col][parent->container->row];
+ new->workspace = t_ws;
+ old_focused = new->container->currently_focused;
+ map_frame = workspace_is_visible(t_ws);
+ new->urgent = true;
+ /* This is a little tricky: we cannot use
+ * workspace_update_urgent_flag() because the
+ * new window was not yet inserted into the
+ * focus stack on t_ws. */
+ t_ws->urgent = true;
+ } else {
+ DLOG("parent is not usable\n");
+ }
+ }
+
struct Assignment *assign;
TAILQ_FOREACH(assign, &assignments, assignments) {
if (get_matching_client(conn, assign->windowclass_title, new) == NULL)
continue;
+ if (assign->floating == ASSIGN_FLOATING_ONLY ||
+ assign->floating == ASSIGN_FLOATING) {
+ new->floating = FLOATING_AUTO_ON;
+ LOG("Assignment matches, putting client into floating mode\n");
+ if (assign->floating == ASSIGN_FLOATING_ONLY)
+ break;
+ }
+
LOG("Assignment \"%s\" matches, so putting it on workspace %d\n",
assign->windowclass_title, assign->workspace);
- if (c_ws->screen->current_workspace == (assign->workspace-1)) {
- LOG("We are already there, no need to do anything\n");
+ if (c_ws->output->current_workspace->num == (assign->workspace-1)) {
+ DLOG("We are already there, no need to do anything\n");
break;
}
- LOG("Changin container/workspace and unmapping the client\n");
- Workspace *t_ws = &(workspaces[assign->workspace-1]);
- if (t_ws->screen == NULL) {
- LOG("initializing new workspace, setting num to %d\n", assign->workspace);
- t_ws->screen = c_ws->screen;
- /* Copy the dimensions from the virtual screen */
- memcpy(&(t_ws->rect), &(t_ws->screen->rect), sizeof(Rect));
- }
+ DLOG("Changing container/workspace and unmapping the client\n");
+ Workspace *t_ws = workspace_get(assign->workspace-1);
+ workspace_initialize(t_ws, c_ws->output, false);
new->container = t_ws->table[t_ws->current_col][t_ws->current_row];
new->workspace = t_ws;
- xcb_unmap_window(conn, new->frame);
+ old_focused = new->container->currently_focused;
+
+ map_frame = workspace_is_visible(t_ws);
break;
}
}
- if (CUR_CELL->workspace->fullscreen_client != NULL) {
- if (new->container == CUR_CELL) {
- /* If we are in fullscreen, we should lower the window to not be annoying */
- uint32_t values[] = { XCB_STACK_MODE_BELOW };
- xcb_configure_window(conn, new->frame, XCB_CONFIG_WINDOW_STACK_MODE, values);
- }
- } else if (!new->dock) {
- /* Focus the new window if we’re not in fullscreen mode and if it is not a dock window */
- if (new->container->workspace->fullscreen_client == NULL) {
- new->container->currently_focused = new;
- if (new->container == CUR_CELL)
- xcb_set_input_focus(conn, XCB_INPUT_FOCUS_POINTER_ROOT, new->child, XCB_CURRENT_TIME);
- }
+ if (new->workspace->fullscreen_client != NULL) {
+ DLOG("Setting below fullscreen window\n");
+
+ /* If we are in fullscreen, we should place the window below
+ * the fullscreen window to not be annoying */
+ uint32_t values[] = {
+ new->workspace->fullscreen_client->frame,
+ XCB_STACK_MODE_BELOW
+ };
+ xcb_configure_window(conn, new->frame,
+ XCB_CONFIG_WINDOW_SIBLING |
+ XCB_CONFIG_WINDOW_STACK_MODE, values);
}
/* Insert into the currently active container, if it’s not a dock window */
- if (!new->dock) {
+ if (!new->dock && !client_is_floating(new)) {
/* Insert after the old active client, if existing. If it does not exist, the
container is empty and it does not matter, where we insert it */
if (old_focused != NULL && !old_focused->dock)
CIRCLEQ_INSERT_AFTER(&(new->container->clients), old_focused, new, clients);
else CIRCLEQ_INSERT_TAIL(&(new->container->clients), new, clients);
- SLIST_INSERT_HEAD(&(new->container->workspace->focus_stack), new, focus_clients);
+ if (new->container->workspace->fullscreen_client != NULL)
+ SLIST_INSERT_AFTER(new->container->workspace->fullscreen_client, new, focus_clients);
+ else SLIST_INSERT_HEAD(&(new->container->workspace->focus_stack), new, focus_clients);
- /* Ensure that it is below all floating clients */
- Client *first_floating;
- SLIST_FOREACH(first_floating, &(new->container->workspace->focus_stack), focus_clients)
- if (first_floating->floating >= FLOATING_AUTO_ON)
- break;
+ client_set_below_floating(conn, new);
+ }
+
+ if (client_is_floating(new)) {
+ SLIST_INSERT_HEAD(&(new->workspace->focus_stack), new, focus_clients);
- if (first_floating != SLIST_END(&(new->container->workspace->focus_stack))) {
- LOG("Setting below floating\n");
- uint32_t values[] = { first_floating->frame, XCB_STACK_MODE_BELOW };
- xcb_configure_window(conn, new->frame, XCB_CONFIG_WINDOW_SIBLING | XCB_CONFIG_WINDOW_STACK_MODE, values);
+ /* Add the client to the list of floating clients for its workspace */
+ TAILQ_INSERT_TAIL(&(new->workspace->floating_clients), new, floating_clients);
+
+ new->container = NULL;
+
+ new->rect.width = new->floating_rect.width + 2 + 2;
+ new->rect.height = new->floating_rect.height + (font->height + 2 + 2) + 2;
+
+ /* Some clients (like GIMP’s color picker window) get mapped
+ * to (0, 0), so we push them to a reasonable position
+ * (centered over their leader) */
+ if (new->leader != 0 && x == 0 && y == 0) {
+ DLOG("Floating client wants to (0x0), moving it over its leader instead\n");
+ Client *leader = table_get(&by_child, new->leader);
+ if (leader == NULL) {
+ DLOG("leader is NULL, centering it over current workspace\n");
+
+ x = c_ws->rect.x + (c_ws->rect.width / 2) - (new->rect.width / 2);
+ y = c_ws->rect.y + (c_ws->rect.height / 2) - (new->rect.height / 2);
+ } else {
+ x = leader->rect.x + (leader->rect.width / 2) - (new->rect.width / 2);
+ y = leader->rect.y + (leader->rect.height / 2) - (new->rect.height / 2);
+ }
}
+ new->floating_rect.x = new->rect.x = x;
+ new->floating_rect.y = new->rect.y = y;
+ DLOG("copying floating_rect from tiling (%d, %d) size (%d, %d)\n",
+ new->floating_rect.x, new->floating_rect.y,
+ new->floating_rect.width, new->floating_rect.height);
+ DLOG("outer rect (%d, %d) size (%d, %d)\n",
+ new->rect.x, new->rect.y, new->rect.width, new->rect.height);
+
+ /* Make sure it is on top of the other windows */
+ xcb_raise_window(conn, new->frame);
+ reposition_client(conn, new);
+ resize_client(conn, new);
+ /* redecorate_window flushes */
+ redecorate_window(conn, new);
}
new->initialized = true;
and don’t event bother to redraw the layout – that would not change
anything anyways */
client_toggle_fullscreen(conn, new);
- return;
+ goto map;
}
render_layout(conn);
+
+map:
+ /* Map the window first to avoid flickering */
+ xcb_map_window(conn, child);
+ if (map_frame)
+ client_map(conn, new);
+
+ if ((CUR_CELL->workspace->fullscreen_client == NULL || new->fullscreen) && !new->dock) {
+ /* Focus the new window if we’re not in fullscreen mode and if it is not a dock window */
+ if ((new->workspace->fullscreen_client == NULL) || new->fullscreen) {
+ if (!client_is_floating(new)) {
+ new->container->currently_focused = new;
+ if (map_frame)
+ render_container(conn, new->container);
+ }
+ if (new->container == CUR_CELL || client_is_floating(new)) {
+ xcb_set_input_focus(conn, XCB_INPUT_FOCUS_POINTER_ROOT, new->child, XCB_CURRENT_TIME);
+ ewmh_update_active_window(new->child);
+ }
+ }
+ }
+
+ xcb_flush(conn);
}