*
* 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 "config.h"
#include "xcb.h"
#include "table.h"
-#include "xinerama.h"
+#include "randr.h"
#include "layout.h"
#include "workspace.h"
#include "client.h"
+#include "log.h"
+#include "ewmh.h"
+
+/*
+ * Returns a pointer to the workspace with the given number (starting at 0),
+ * creating the workspace if necessary (by allocating the necessary amount of
+ * memory and initializing the data structures correctly).
+ *
+ */
+Workspace *workspace_get(int number) {
+ Workspace *ws = NULL;
+ TAILQ_FOREACH(ws, workspaces, workspaces)
+ if (ws->num == number)
+ return ws;
+
+ /* If we are still there, we could not find the requested workspace. */
+ int last_ws = TAILQ_LAST(workspaces, workspaces_head)->num;
+
+ DLOG("We need to initialize that one, last ws = %d\n", last_ws);
+
+ for (int c = last_ws; c < number; c++) {
+ DLOG("Creating new ws\n");
+
+ ws = scalloc(sizeof(Workspace));
+ ws->num = c+1;
+ TAILQ_INIT(&(ws->floating_clients));
+ expand_table_cols(ws);
+ expand_table_rows(ws);
+ workspace_set_name(ws, NULL);
+
+ TAILQ_INSERT_TAIL(workspaces, ws, workspaces);
+ }
+ DLOG("done\n");
+
+ ewmh_update_workarea();
+
+ return ws;
+}
/*
* Sets the name (or just its number) for the given workspace. This has to
*
*/
bool workspace_is_visible(Workspace *ws) {
- return (ws->screen->current_workspace == ws->num);
+ return (ws->output->current_workspace == ws);
}
/*
bool need_warp = false;
xcb_window_t root = xcb_setup_roots_iterator(xcb_get_setup(conn)).data->root;
/* t_ws (to workspace) is just a convenience pointer to the workspace we’re switching to */
- Workspace *t_ws = &(workspaces[workspace-1]);
+ Workspace *t_ws = workspace_get(workspace-1);
- LOG("show_workspace(%d)\n", workspace);
+ DLOG("show_workspace(%d)\n", workspace);
/* Store current_row/current_col */
c_ws->current_row = current_row;
c_ws->current_col = current_col;
/* Check if the workspace has not been used yet */
- workspace_initialize(t_ws, c_ws->screen);
+ workspace_initialize(t_ws, c_ws->output, false);
- if (c_ws->screen != t_ws->screen) {
- /* We need to switch to the other screen first */
- LOG("moving over to other screen.\n");
+ if (c_ws->output != t_ws->output) {
+ /* We need to switch to the other output first */
+ DLOG("moving over to other output.\n");
/* Store the old client */
Client *old_client = CUR_CELL->currently_focused;
- c_ws = &(workspaces[t_ws->screen->current_workspace]);
+ c_ws = t_ws->output->current_workspace;
current_col = c_ws->current_col;
current_row = c_ws->current_row;
if (CUR_CELL->currently_focused != NULL)
need_warp = true;
else {
- Rect *dims = &(c_ws->screen->rect);
+ Rect *dims = &(c_ws->output->rect);
xcb_warp_pointer(conn, XCB_NONE, root, 0, 0, 0, 0,
dims->x + (dims->width / 2), dims->y + (dims->height / 2));
}
}
/* Check if we need to change something or if we’re already there */
- if (c_ws->screen->current_workspace == (workspace-1)) {
+ if (c_ws->output->current_workspace->num == (workspace-1)) {
Client *last_focused = SLIST_FIRST(&(c_ws->focus_stack));
- if (last_focused != SLIST_END(&(c_ws->focus_stack))) {
+ if (last_focused != SLIST_END(&(c_ws->focus_stack)))
set_focus(conn, last_focused, true);
- if (need_warp) {
- client_warp_pointer_into(conn, last_focused);
- xcb_flush(conn);
- }
+ if (need_warp) {
+ client_warp_pointer_into(conn, last_focused);
+ xcb_flush(conn);
}
return;
}
- t_ws->screen->current_workspace = workspace-1;
Workspace *old_workspace = c_ws;
- c_ws = &workspaces[workspace-1];
+ c_ws = t_ws->output->current_workspace = workspace_get(workspace-1);
/* Unmap all clients of the old workspace */
workspace_unmap_clients(conn, old_workspace);
current_row = c_ws->current_row;
current_col = c_ws->current_col;
- LOG("new current row = %d, current col = %d\n", current_row, current_col);
+ DLOG("new current row = %d, current col = %d\n", current_row, current_col);
workspace_map_clients(conn, c_ws);
+ /* POTENTIAL TO IMPROVE HERE: due to the call to _map_clients first and
+ * render_layout afterwards, there is a short flickering on the source
+ * workspace (assign ws 3 to output 0, ws 4 to output 1, create single
+ * client on ws 4, move it to ws 3, switch to ws 3, you’ll see the
+ * flickering). */
+
/* Restore focus on the new workspace */
Client *last_focused = SLIST_FIRST(&(c_ws->focus_stack));
- if (last_focused != SLIST_END(&(c_ws->focus_stack))) {
+ if (last_focused != SLIST_END(&(c_ws->focus_stack)))
set_focus(conn, last_focused, true);
- if (need_warp) {
- client_warp_pointer_into(conn, last_focused);
- xcb_flush(conn);
- }
- } else xcb_set_input_focus(conn, XCB_INPUT_FOCUS_POINTER_ROOT, root, XCB_CURRENT_TIME);
+ else xcb_set_input_focus(conn, XCB_INPUT_FOCUS_POINTER_ROOT, root, XCB_CURRENT_TIME);
render_layout(conn);
-}
+ /* We can warp the pointer only after the window has been
+ * reconfigured in render_layout, otherwise the pointer will
+ * be warped to the old position, which will not work when we
+ * moved it to another output. */
+ if (last_focused != SLIST_END(&(c_ws->focus_stack)) && need_warp) {
+ client_warp_pointer_into(conn, last_focused);
+ xcb_flush(conn);
+ }
+}
/*
- * Parses the preferred_screen property of a workspace. You can either specify
- * the screen number (it is not given that the screen numbering always stays
- * the same) or the screen coordinates (exact coordinates, e.g. 1280 will match
- * the screen starting at x=1280, but 1281 will not). For coordinates, you can
- * either specify an x coordinate ("1280") or an y coordinate ("x800") or both
- * ("1280x800").
+ * Assigns the given workspace to the given output by correctly updating its
+ * state and reconfiguring all the clients on this workspace.
+ *
+ * This is called when initializing a output and when re-assigning it to a
+ * different output which just got available (if you configured it to be on
+ * output 1 and you just plugged in output 1).
*
*/
-static i3Screen *get_screen_from_preference(struct screens_head *slist, char *preference) {
- i3Screen *screen;
- char *rest;
- int preferred_screen = strtol(preference, &rest, 10);
-
- LOG("Getting screen for preference \"%s\" (%d)\n", preference, preferred_screen);
-
- if ((rest == preference) || (preferred_screen >= num_screens)) {
- int x = INT_MAX, y = INT_MAX;
- if (strchr(preference, 'x') != NULL) {
- /* Check if only the y coordinate was specified */
- if (*preference == 'x')
- y = atoi(preference+1);
- else {
- x = atoi(preference);
- y = atoi(strchr(preference, 'x') + 1);
- }
- } else {
- x = atoi(preference);
- }
+void workspace_assign_to(Workspace *ws, Output *output) {
+ Client *client;
+ bool empty = true;
+
+ ws->output = output;
+
+ /* Copy the dimensions from the virtual output */
+ memcpy(&(ws->rect), &(ws->output->rect), sizeof(Rect));
+
+ ewmh_update_workarea();
- LOG("Looking for screen at %d x %d\n", x, y);
-
- TAILQ_FOREACH(screen, slist, screens)
- if ((x == INT_MAX || screen->rect.x == x) &&
- (y == INT_MAX || screen->rect.y == y)) {
- LOG("found %p\n", screen);
- return screen;
- }
-
- LOG("none found\n");
- return NULL;
- } else {
- int c = 0;
- TAILQ_FOREACH(screen, slist, screens)
- if (c++ == preferred_screen)
- return screen;
+ /* Force reconfiguration for each client on that workspace */
+ SLIST_FOREACH(client, &(ws->focus_stack), focus_clients) {
+ client->force_reconfigure = true;
+ empty = false;
}
- return NULL;
+ if (empty)
+ return;
+
+ /* Render the workspace to reconfigure the clients. However, they will be visible now, so… */
+ render_workspace(global_conn, output, ws);
+
+ /* …unless we want to see them at the moment, we should hide that workspace */
+ if (workspace_is_visible(ws))
+ return;
+
+ workspace_unmap_clients(global_conn, ws);
+
+ if (c_ws == ws) {
+ DLOG("Need to adjust c_ws...\n");
+ c_ws = output->current_workspace;
+ }
}
/*
* the screen is not attached at the moment.
*
*/
-void workspace_initialize(Workspace *ws, i3Screen *screen) {
- if (ws->screen != NULL) {
- LOG("Workspace already initialized\n");
+void workspace_initialize(Workspace *ws, Output *output, bool recheck) {
+ Output *old_output;
+
+ if (ws->output != NULL && !recheck) {
+ DLOG("Workspace already initialized\n");
return;
}
- /* If this workspace has no preferred screen or if the screen it wants
+ old_output = ws->output;
+
+ /* If this workspace has no preferred output or if the output it wants
* to be on is not available at the moment, we initialize it with
- * the screen which was given */
- if (ws->preferred_screen == NULL ||
- (ws->screen = get_screen_from_preference(virtual_screens, ws->preferred_screen)) == NULL)
- ws->screen = screen;
- else { LOG("yay, found assignment\n"); }
-
- /* Copy the dimensions from the virtual screen */
- memcpy(&(ws->rect), &(ws->screen->rect), sizeof(Rect));
+ * the output which was given */
+ if (ws->preferred_output == NULL ||
+ (ws->output = get_output_by_name(ws->preferred_output)) == NULL)
+ ws->output = output;
+
+ DLOG("old_output = %p, ws->output = %p\n", old_output, ws->output);
+ /* If the assignment did not change, we do not need to update anything */
+ if (old_output != NULL && ws->output == old_output)
+ return;
+
+ workspace_assign_to(ws, ws->output);
}
/*
* Gets the first unused workspace for the given screen, taking into account
- * the preferred_screen setting of every workspace (workspace assignments).
+ * the preferred_output setting of every workspace (workspace assignments).
*
*/
-Workspace *get_first_workspace_for_screen(struct screens_head *slist, i3Screen *screen) {
+Workspace *get_first_workspace_for_screen(Output *output) {
Workspace *result = NULL;
- for (int c = 0; c < 10; c++) {
- Workspace *ws = &(workspaces[c]);
- if (ws->preferred_screen == NULL ||
- !screens_are_equal(get_screen_from_preference(slist, ws->preferred_screen), screen))
+ Workspace *ws;
+ TAILQ_FOREACH(ws, workspaces, workspaces) {
+ if (ws->preferred_output == NULL ||
+ get_output_by_name(ws->preferred_output) != output)
continue;
result = ws;
if (result == NULL) {
/* No assignment found, returning first unused workspace */
- for (int c = 0; c < 10; c++) {
- if (workspaces[c].screen != NULL)
+ Workspace *ws;
+ TAILQ_FOREACH(ws, workspaces, workspaces) {
+ if (ws->output != NULL)
continue;
- result = &(workspaces[c]);
+ result = ws;
break;
}
}
- if (result != NULL) {
- workspace_initialize(result, screen);
- return result;
+ if (result == NULL) {
+ DLOG("No existing free workspace found to assign, creating a new one\n");
+
+ Workspace *ws;
+ int last_ws = 0;
+ TAILQ_FOREACH(ws, workspaces, workspaces)
+ last_ws = ws->num;
+ result = workspace_get(last_ws + 1);
}
- LOG("WARNING: No free workspace found to assign!\n");
- return NULL;
+ workspace_initialize(result, output, false);
+ return result;
}
/*
int unmapped_clients = 0;
FOR_TABLE(u_ws)
CIRCLEQ_FOREACH(client, &(u_ws->table[cols][rows]->clients), clients) {
- LOG("unmapping normal client %p / %p / %p\n", client, client->frame, client->child);
+ DLOG("unmapping normal client %p / %p / %p\n", client, client->frame, client->child);
client_unmap(conn, client);
unmapped_clients++;
}
if (!client_is_floating(client))
continue;
- LOG("unmapping floating client %p / %p / %p\n", client, client->frame, client->child);
+ DLOG("unmapping floating client %p / %p / %p\n", client, client->frame, client->child);
client_unmap(conn, client);
unmapped_clients++;
if (unmapped_clients == 0 && u_ws != c_ws) {
/* Re-assign the workspace of all dock clients which use this workspace */
Client *dock;
- LOG("workspace %p is empty\n", u_ws);
- SLIST_FOREACH(dock, &(u_ws->screen->dock_clients), dock_clients) {
+ DLOG("workspace %p is empty\n", u_ws);
+ SLIST_FOREACH(dock, &(u_ws->output->dock_clients), dock_clients) {
if (dock->workspace != u_ws)
continue;
- LOG("Re-assigning dock client to c_ws (%p)\n", c_ws);
+ DLOG("Re-assigning dock client to c_ws (%p)\n", c_ws);
dock->workspace = c_ws;
}
- u_ws->screen = NULL;
+ u_ws->output = NULL;
}
/* Unmap the stack windows on the given workspace, if any */
ignore_enter_notify_forall(conn, u_ws, false);
}
+/*
+ * Goes through all clients on the given workspace and updates the workspace’s
+ * urgent flag accordingly.
+ *
+ */
+void workspace_update_urgent_flag(Workspace *ws) {
+ Client *current;
+
+ SLIST_FOREACH(current, &(ws->focus_stack), focus_clients) {
+ if (!current->urgent)
+ continue;
+
+ ws->urgent = true;
+ return;
+ }
+
+ ws->urgent = false;
+}
+
+/*
+ * Returns the width of the workspace.
+ *
+ */
+int workspace_width(Workspace *ws) {
+ return ws->rect.width;
+}
+
+/*
+ * Returns the effective height of the workspace (without the internal bar and
+ * without dock clients).
+ *
+ */
+int workspace_height(Workspace *ws) {
+ int height = ws->rect.height;
+ i3Font *font = load_font(global_conn, config.font);
+
+ /* Reserve space for dock clients */
+ Client *client;
+ SLIST_FOREACH(client, &(ws->output->dock_clients), dock_clients)
+ height -= client->desired_height;
+
+ /* Space for the internal bar */
+ height -= (font->height + 6);
+
+ return height;
+}