/* * vim:ts=8:expandtab * * i3 - an improved dynamic tiling window manager * * © 2009 Michael Stapelberg and contributors * * See file LICENSE for license information. * */ #include #include #include #include #include #include #include #include "util.h" #include "data.h" #include "table.h" #include "layout.h" #include "i3.h" #include "xinerama.h" #include "client.h" #include "floating.h" #include "xcb.h" #include "config.h" #include "workspace.h" #include "commands.h" #include "resize.h" bool focus_window_in_container(xcb_connection_t *conn, Container *container, direction_t direction) { /* If this container is empty, we’re done */ if (container->currently_focused == NULL) return false; /* Get the previous/next client or wrap around */ Client *candidate = NULL; if (direction == D_UP) { if ((candidate = CIRCLEQ_PREV_OR_NULL(&(container->clients), container->currently_focused, clients)) == NULL) candidate = CIRCLEQ_LAST(&(container->clients)); } else if (direction == D_DOWN) { if ((candidate = CIRCLEQ_NEXT_OR_NULL(&(container->clients), container->currently_focused, clients)) == NULL) candidate = CIRCLEQ_FIRST(&(container->clients)); } else LOG("Direction not implemented!\n"); /* If we could not switch, the container contains exactly one client. We return false */ if (candidate == container->currently_focused) return false; /* Set focus */ set_focus(conn, candidate, true); return true; } typedef enum { THING_WINDOW, THING_CONTAINER, THING_SCREEN } thing_t; static void jump_to_mark(xcb_connection_t *conn, const char *mark) { Client *current; LOG("Jumping to \"%s\"\n", mark); Workspace *ws; TAILQ_FOREACH(ws, workspaces, workspaces) SLIST_FOREACH(current, &(ws->focus_stack), focus_clients) { if (current->mark == NULL || strcmp(current->mark, mark) != 0) continue; workspace_show(conn, current->workspace->num + 1); set_focus(conn, current, true); return; } LOG("No window with this mark found\n"); } static void focus_thing(xcb_connection_t *conn, direction_t direction, thing_t thing) { LOG("focusing direction %d\n", direction); int new_row = current_row, new_col = current_col; Container *container = CUR_CELL; Workspace *t_ws = c_ws; /* Makes sure new_col and new_row are within bounds of the new workspace */ void check_colrow_boundaries() { if (new_col >= t_ws->cols) new_col = (t_ws->cols - 1); if (new_row >= t_ws->rows) new_row = (t_ws->rows - 1); } /* There always is a container. If not, current_col or current_row is wrong */ assert(container != NULL); if (container->workspace->fullscreen_client != NULL) { LOG("You're in fullscreen mode. Won't switch focus\n"); return; } /* For focusing screens, situation is different: we get the rect * of the current screen, then get the screen which is on its * right/left/bottom/top and just switch to the workspace on * the target screen. */ if (thing == THING_SCREEN) { i3Screen *cs = c_ws->screen; assert(cs != NULL); Rect bounds = cs->rect; if (direction == D_RIGHT) bounds.x += bounds.width; else if (direction == D_LEFT) bounds.x -= bounds.width; else if (direction == D_UP) bounds.y -= bounds.height; else bounds.y += bounds.height; i3Screen *target = get_screen_containing(bounds.x, bounds.y); if (target == NULL) { LOG("Target screen NULL\n"); /* Wrap around if the target screen is out of bounds */ if (direction == D_RIGHT) target = get_screen_most(D_LEFT, cs); else if (direction == D_LEFT) target = get_screen_most(D_RIGHT, cs); else if (direction == D_UP) target = get_screen_most(D_DOWN, cs); else target = get_screen_most(D_UP, cs); } LOG("Switching to ws %d\n", target->current_workspace + 1); workspace_show(conn, target->current_workspace->num + 1); return; } /* TODO: for horizontal default layout, this has to be expanded to LEFT/RIGHT */ if (direction == D_UP || direction == D_DOWN) { if (thing == THING_WINDOW) /* Let’s see if we can perform up/down focus in the current container */ if (focus_window_in_container(conn, container, direction)) return; if (direction == D_DOWN && cell_exists(current_col, current_row+1)) new_row = current_row + t_ws->table[current_col][current_row]->rowspan; else if (direction == D_UP && cell_exists(current_col, current_row-1)) { /* Set new_row as a sane default, but it may get overwritten in a second */ new_row--; /* Search from the top to correctly handle rowspanned containers */ for (int rows = 0; rows < current_row; rows += t_ws->table[current_col][rows]->rowspan) { if (new_row > (rows + (t_ws->table[current_col][rows]->rowspan - 1))) continue; new_row = rows; break; } } else { /* Let’s see if there is a screen down/up there to which we can switch */ LOG("container is at %d with height %d\n", container->y, container->height); i3Screen *screen; int destination_y = (direction == D_UP ? (container->y - 1) : (container->y + container->height + 1)); if ((screen = get_screen_containing(container->x, destination_y)) == NULL) { LOG("Wrapping screen around vertically\n"); /* No screen found? Then wrap */ screen = get_screen_most((direction == D_UP ? D_DOWN : D_UP), container->workspace->screen); } t_ws = screen->current_workspace; new_row = (direction == D_UP ? (t_ws->rows - 1) : 0); } check_colrow_boundaries(); LOG("new_col = %d, new_row = %d\n", new_col, new_row); if (t_ws->table[new_col][new_row]->currently_focused == NULL) { LOG("Cell empty, checking for colspanned client above...\n"); for (int cols = 0; cols < new_col; cols += t_ws->table[cols][new_row]->colspan) { if (new_col > (cols + (t_ws->table[cols][new_row]->colspan - 1))) continue; new_col = cols; break; } LOG("Fixed it to new col %d\n", new_col); } } else if (direction == D_LEFT || direction == D_RIGHT) { if (direction == D_RIGHT && cell_exists(current_col+1, current_row)) new_col = current_col + t_ws->table[current_col][current_row]->colspan; else if (direction == D_LEFT && cell_exists(current_col-1, current_row)) { /* Set new_col as a sane default, but it may get overwritten in a second */ new_col--; /* Search from the left to correctly handle colspanned containers */ for (int cols = 0; cols < current_col; cols += t_ws->table[cols][current_row]->colspan) { if (new_col > (cols + (t_ws->table[cols][current_row]->colspan - 1))) continue; new_col = cols; break; } } else { /* Let’s see if there is a screen left/right here to which we can switch */ LOG("container is at %d with width %d\n", container->x, container->width); i3Screen *screen; int destination_x = (direction == D_LEFT ? (container->x - 1) : (container->x + container->width + 1)); if ((screen = get_screen_containing(destination_x, container->y)) == NULL) { LOG("Wrapping screen around horizontally\n"); screen = get_screen_most((direction == D_LEFT ? D_RIGHT : D_LEFT), container->workspace->screen); } t_ws = screen->current_workspace; new_col = (direction == D_LEFT ? (t_ws->cols - 1) : 0); } check_colrow_boundaries(); LOG("new_col = %d, new_row = %d\n", new_col, new_row); if (t_ws->table[new_col][new_row]->currently_focused == NULL) { LOG("Cell empty, checking for rowspanned client above...\n"); for (int rows = 0; rows < new_row; rows += t_ws->table[new_col][rows]->rowspan) { if (new_row > (rows + (t_ws->table[new_col][rows]->rowspan - 1))) continue; new_row = rows; break; } LOG("Fixed it to new row %d\n", new_row); } } else { LOG("direction unhandled\n"); return; } check_colrow_boundaries(); if (t_ws->table[new_col][new_row]->currently_focused != NULL) set_focus(conn, t_ws->table[new_col][new_row]->currently_focused, true); } /* * Tries to move the window inside its current container. * * Returns true if the window could be moved, false otherwise. * */ static bool move_current_window_in_container(xcb_connection_t *conn, Client *client, direction_t direction) { assert(client->container != NULL); Client *other = (direction == D_UP ? CIRCLEQ_PREV(client, clients) : CIRCLEQ_NEXT(client, clients)); if (other == CIRCLEQ_END(&(client->container->clients))) return false; LOG("i can do that\n"); /* We can move the client inside its current container */ CIRCLEQ_REMOVE(&(client->container->clients), client, clients); if (direction == D_UP) CIRCLEQ_INSERT_BEFORE(&(client->container->clients), other, client, clients); else CIRCLEQ_INSERT_AFTER(&(client->container->clients), other, client, clients); render_layout(conn); return true; } /* * Moves the current window or whole container to the given direction, creating a column/row if * necessary. * */ static void move_current_window(xcb_connection_t *conn, direction_t direction) { LOG("moving window to direction %s\n", (direction == D_UP ? "up" : (direction == D_DOWN ? "down" : (direction == D_LEFT ? "left" : "right")))); /* Get current window */ Container *container = CUR_CELL, *new = NULL; /* There has to be a container, see focus_window() */ assert(container != NULL); /* If there is no window or the dock window is focused, we’re done */ if (container->currently_focused == NULL || container->currently_focused->dock) return; /* As soon as the client is moved away, the last focused client in the old * container needs to get focus, if any. Therefore, we save it here. */ Client *current_client = container->currently_focused; Client *to_focus = get_last_focused_client(conn, container, current_client); if (to_focus == NULL) { to_focus = CIRCLEQ_NEXT_OR_NULL(&(container->clients), current_client, clients); if (to_focus == NULL) to_focus = CIRCLEQ_PREV_OR_NULL(&(container->clients), current_client, clients); } switch (direction) { case D_LEFT: /* If we’re at the left-most position, move the rest of the table right */ if (current_col == 0) { expand_table_cols_at_head(c_ws); new = CUR_CELL; } else new = CUR_TABLE[--current_col][current_row]; break; case D_RIGHT: if (current_col == (c_ws->cols-1)) expand_table_cols(c_ws); new = CUR_TABLE[++current_col][current_row]; break; case D_UP: if (move_current_window_in_container(conn, current_client, D_UP)) return; /* if we’re at the up-most position, move the rest of the table down */ if (current_row == 0) { expand_table_rows_at_head(c_ws); new = CUR_CELL; } else new = CUR_TABLE[current_col][--current_row]; break; case D_DOWN: if (move_current_window_in_container(conn, current_client, D_DOWN)) return; if (current_row == (c_ws->rows-1)) expand_table_rows(c_ws); new = CUR_TABLE[current_col][++current_row]; break; /* To make static analyzers happy: */ default: return; } /* Remove it from the old container and put it into the new one */ client_remove_from_container(conn, current_client, container, true); if (new->currently_focused != NULL) CIRCLEQ_INSERT_AFTER(&(new->clients), new->currently_focused, current_client, clients); else CIRCLEQ_INSERT_TAIL(&(new->clients), current_client, clients); SLIST_INSERT_HEAD(&(new->workspace->focus_stack), current_client, focus_clients); /* Update data structures */ current_client->container = new; current_client->workspace = new->workspace; container->currently_focused = to_focus; new->currently_focused = current_client; Workspace *workspace = container->workspace; /* delete all empty columns/rows */ cleanup_table(conn, workspace); /* Fix colspan/rowspan if it’d overlap */ fix_colrowspan(conn, workspace); render_workspace(conn, workspace->screen, workspace); xcb_flush(conn); set_focus(conn, current_client, true); } static void move_current_container(xcb_connection_t *conn, direction_t direction) { LOG("moving container to direction %s\n", (direction == D_UP ? "up" : (direction == D_DOWN ? "down" : (direction == D_LEFT ? "left" : "right")))); /* Get current window */ Container *container = CUR_CELL, *new = NULL; Container **old = &CUR_CELL; /* There has to be a container, see focus_window() */ assert(container != NULL); switch (direction) { case D_LEFT: /* If we’re at the left-most position, move the rest of the table right */ if (current_col == 0) { expand_table_cols_at_head(c_ws); new = CUR_CELL; old = &CUR_TABLE[current_col+1][current_row]; } else new = CUR_TABLE[--current_col][current_row]; break; case D_RIGHT: if (current_col == (c_ws->cols-1)) expand_table_cols(c_ws); new = CUR_TABLE[++current_col][current_row]; break; case D_UP: /* if we’re at the up-most position, move the rest of the table down */ if (current_row == 0) { expand_table_rows_at_head(c_ws); new = CUR_CELL; old = &CUR_TABLE[current_col][current_row+1]; } else new = CUR_TABLE[current_col][--current_row]; break; case D_DOWN: if (current_row == (c_ws->rows-1)) expand_table_rows(c_ws); new = CUR_TABLE[current_col][++current_row]; break; /* To make static analyzers happy: */ default: return; } LOG("old = %d,%d and new = %d,%d\n", container->col, container->row, new->col, new->row); /* Swap the containers */ int col = new->col; int row = new->row; *old = new; new->col = container->col; new->row = container->row; CUR_CELL = container; container->col = col; container->row = row; Workspace *workspace = container->workspace; /* delete all empty columns/rows */ cleanup_table(conn, workspace); /* Fix colspan/rowspan if it’d overlap */ fix_colrowspan(conn, workspace); render_layout(conn); } /* * "Snaps" the current container (not possible for windows, because it works at table base) * to the given direction, that is, adjusts cellspan/rowspan * */ static void snap_current_container(xcb_connection_t *conn, direction_t direction) { LOG("snapping container to direction %d\n", direction); Container *container = CUR_CELL; assert(container != NULL); switch (direction) { case D_LEFT: /* Snap to the left is actually a move to the left and then a snap right */ if (!cell_exists(container->col - 1, container->row) || CUR_TABLE[container->col-1][container->row]->currently_focused != NULL) { LOG("cannot snap to left - the cell is already used\n"); return; } move_current_window(conn, D_LEFT); snap_current_container(conn, D_RIGHT); return; case D_RIGHT: { /* Check if the cell is used */ int new_col = container->col + container->colspan; for (int i = 0; i < container->rowspan; i++) if (!cell_exists(new_col, container->row + i) || CUR_TABLE[new_col][container->row + i]->currently_focused != NULL) { LOG("cannot snap to right - the cell is already used\n"); return; } /* Check if there are other cells with rowspan, which are in our way. * If so, reduce their rowspan. */ for (int i = container->row-1; i >= 0; i--) { LOG("we got cell %d, %d with rowspan %d\n", new_col, i, CUR_TABLE[new_col][i]->rowspan); while ((CUR_TABLE[new_col][i]->rowspan-1) >= (container->row - i)) CUR_TABLE[new_col][i]->rowspan--; LOG("new rowspan = %d\n", CUR_TABLE[new_col][i]->rowspan); } container->colspan++; break; } case D_UP: if (!cell_exists(container->col, container->row - 1) || CUR_TABLE[container->col][container->row-1]->currently_focused != NULL) { LOG("cannot snap to top - the cell is already used\n"); return; } move_current_window(conn, D_UP); snap_current_container(conn, D_DOWN); return; case D_DOWN: { LOG("snapping down\n"); int new_row = container->row + container->rowspan; for (int i = 0; i < container->colspan; i++) if (!cell_exists(container->col + i, new_row) || CUR_TABLE[container->col + i][new_row]->currently_focused != NULL) { LOG("cannot snap down - the cell is already used\n"); return; } for (int i = container->col-1; i >= 0; i--) { LOG("we got cell %d, %d with colspan %d\n", i, new_row, CUR_TABLE[i][new_row]->colspan); while ((CUR_TABLE[i][new_row]->colspan-1) >= (container->col - i)) CUR_TABLE[i][new_row]->colspan--; LOG("new colspan = %d\n", CUR_TABLE[i][new_row]->colspan); } container->rowspan++; break; } /* To make static analyzers happy: */ default: return; } render_layout(conn); } static void move_floating_window_to_workspace(xcb_connection_t *conn, Client *client, int workspace) { /* t_ws (to workspace) is just a container pointer to the workspace we’re switching to */ Workspace *t_ws = workspace_get(workspace-1), *old_ws = client->workspace; LOG("moving floating\n"); workspace_initialize(t_ws, c_ws->screen); /* Check if there is already a fullscreen client on the destination workspace and * stop moving if so. */ if (client->fullscreen && (t_ws->fullscreen_client != NULL)) { LOG("Not moving: Fullscreen client already existing on destination workspace.\n"); return; } floating_assign_to_workspace(client, t_ws); /* If we’re moving it to an invisible screen, we need to unmap it */ if (!workspace_is_visible(t_ws)) { LOG("This workspace is not visible, unmapping\n"); client_unmap(conn, client); } else { /* If this is not the case, we move the window to a workspace * which is on another screen, so we also need to adjust its * coordinates. */ LOG("before x = %d, y = %d\n", client->rect.x, client->rect.y); uint32_t relative_x = client->rect.x - old_ws->rect.x, relative_y = client->rect.y - old_ws->rect.y; LOG("rel_x = %d, rel_y = %d\n", relative_x, relative_y); client->rect.x = t_ws->rect.x + relative_x; client->rect.y = t_ws->rect.y + relative_y; LOG("after x = %d, y = %d\n", client->rect.x, client->rect.y); reposition_client(conn, client); xcb_flush(conn); } LOG("done\n"); render_layout(conn); if (workspace_is_visible(t_ws)) set_focus(conn, client, true); } /* * Moves the currently selected window to the given workspace * */ static void move_current_window_to_workspace(xcb_connection_t *conn, int workspace) { LOG("Moving current window to workspace %d\n", workspace); Container *container = CUR_CELL; assert(container != NULL); /* t_ws (to workspace) is just a container pointer to the workspace we’re switching to */ Workspace *t_ws = workspace_get(workspace-1); Client *current_client = container->currently_focused; if (current_client == NULL) { LOG("No currently focused client in current container.\n"); return; } Client *to_focus = CIRCLEQ_NEXT_OR_NULL(&(container->clients), current_client, clients); if (to_focus == NULL) to_focus = CIRCLEQ_PREV_OR_NULL(&(container->clients), current_client, clients); workspace_initialize(t_ws, container->workspace->screen); /* Check if there is already a fullscreen client on the destination workspace and * stop moving if so. */ if (current_client->fullscreen && (t_ws->fullscreen_client != NULL)) { LOG("Not moving: Fullscreen client already existing on destination workspace.\n"); return; } Container *to_container = t_ws->table[t_ws->current_col][t_ws->current_row]; assert(to_container != NULL); client_remove_from_container(conn, current_client, container, true); if (container->workspace->fullscreen_client == current_client) container->workspace->fullscreen_client = NULL; /* TODO: insert it to the correct position */ CIRCLEQ_INSERT_TAIL(&(to_container->clients), current_client, clients); SLIST_INSERT_HEAD(&(to_container->workspace->focus_stack), current_client, focus_clients); LOG("Moved.\n"); current_client->container = to_container; current_client->workspace = to_container->workspace; container->currently_focused = to_focus; to_container->currently_focused = current_client; /* If we’re moving it to an invisible screen, we need to unmap it */ if (!workspace_is_visible(to_container->workspace)) { LOG("This workspace is not visible, unmapping\n"); client_unmap(conn, current_client); } else { if (current_client->fullscreen) { LOG("Calling client_enter_fullscreen again\n"); client_enter_fullscreen(conn, current_client); } } /* delete all empty columns/rows */ cleanup_table(conn, container->workspace); render_layout(conn); if (workspace_is_visible(to_container->workspace)) set_focus(conn, current_client, true); } /* * Jumps to the given window class / title. * Title is matched using strstr, that is, matches if it appears anywhere * in the string. Regular expressions seem to be a bit overkill here. However, * if we need them for something else somewhen, we may introduce them here, too. * */ static void jump_to_window(xcb_connection_t *conn, const char *arguments) { char *classtitle; Client *client; /* The first character is a quote, this was checked before */ classtitle = sstrdup(arguments+1); /* The last character is a quote, we just set it to NULL */ classtitle[strlen(classtitle)-1] = '\0'; if ((client = get_matching_client(conn, classtitle, NULL)) == NULL) { free(classtitle); LOG("No matching client found.\n"); return; } free(classtitle); set_focus(conn, client, true); } /* * Jump directly to the specified workspace, row and col. * Great for reaching windows that you always keep in the same spot (hello irssi, I'm looking at you) * */ static void jump_to_container(xcb_connection_t *conn, const char *arguments) { int ws, row, col; int result; result = sscanf(arguments, "%d %d %d", &ws, &col, &row); LOG("Jump called with %d parameters (\"%s\")\n", result, arguments); /* No match? Either no arguments were specified, or no numbers */ if (result < 1) { LOG("At least one valid argument required\n"); return; } /* Move to the target workspace */ workspace_show(conn, ws); if (result < 3) return; LOG("Boundary-checking col %d, row %d... (max cols %d, max rows %d)\n", col, row, c_ws->cols, c_ws->rows); /* Move to row/col */ if (row >= c_ws->rows) row = c_ws->rows - 1; if (col >= c_ws->cols) col = c_ws->cols - 1; LOG("Jumping to col %d, row %d\n", col, row); if (c_ws->table[col][row]->currently_focused != NULL) set_focus(conn, c_ws->table[col][row]->currently_focused, true); } /* * Travels the focus stack by the given number of times (or once, if no argument * was specified). That is, selects the window you were in before you focused * the current window. * * The special values 'floating' (select the next floating window), 'tiling' * (select the next tiling window), 'ft' (if the current window is floating, * select the next tiling window and vice-versa) are also valid * */ static void travel_focus_stack(xcb_connection_t *conn, const char *arguments) { /* Start count at -1 to always skip the first element */ int times, count = -1; Client *current; bool floating_criteria; /* Either it’s one of the special values… */ if (strcasecmp(arguments, "floating") == 0) { floating_criteria = true; } else if (strcasecmp(arguments, "tiling") == 0) { floating_criteria = false; } else if (strcasecmp(arguments, "ft") == 0) { Client *last_focused = SLIST_FIRST(&(c_ws->focus_stack)); if (last_focused == SLIST_END(&(c_ws->focus_stack))) { LOG("Cannot select the next floating/tiling client because there is no client at all\n"); return; } floating_criteria = !client_is_floating(last_focused); } else { /* …or a number was specified */ if (sscanf(arguments, "%u", ×) != 1) { LOG("No or invalid argument given (\"%s\"), using default of 1 times\n", arguments); times = 1; } SLIST_FOREACH(current, &(CUR_CELL->workspace->focus_stack), focus_clients) { if (++count < times) { LOG("Skipping\n"); continue; } LOG("Focussing\n"); set_focus(conn, current, true); break; } return; } /* Select the next client matching the criteria parsed above */ SLIST_FOREACH(current, &(CUR_CELL->workspace->focus_stack), focus_clients) if (client_is_floating(current) == floating_criteria) { set_focus(conn, current, true); break; } } /* * Goes through the list of arguments (for exec()) and checks if the given argument * is present. If not, it copies the arguments (because we cannot realloc it) and * appends the given argument. * */ static char **append_argument(char **original, char *argument) { int num_args; for (num_args = 0; original[num_args] != NULL; num_args++) { LOG("original argument: \"%s\"\n", original[num_args]); /* If the argument is already present we return the original pointer */ if (strcmp(original[num_args], argument) == 0) return original; } /* Copy the original array */ char **result = smalloc((num_args+2) * sizeof(char*)); memcpy(result, original, num_args * sizeof(char*)); result[num_args] = argument; result[num_args+1] = NULL; return result; } /* * Switch to next or previous existing workspace * */ static void next_previous_workspace(xcb_connection_t *conn, int direction) { Workspace *ws = c_ws; if (direction == 'n') { while ((ws = TAILQ_NEXT(ws, workspaces)) != TAILQ_END(workspaces_head)) { if (ws->screen == NULL) continue; workspace_show(conn, ws->num + 1); return; } } else if (direction == 'p') { while ((ws = TAILQ_PREV(ws, workspaces_head, workspaces)) != TAILQ_END(workspaces)) { if (ws->screen == NULL) continue; workspace_show(conn, ws->num + 1); return; } } } static void parse_resize_command(xcb_connection_t *conn, Client *last_focused, const char *command) { int first, second; resize_orientation_t orientation = O_VERTICAL; Container *con = last_focused->container; Workspace *ws = con->workspace; if (STARTS_WITH(command, "left")) { if (con->col == 0) return; first = con->col - 1; second = con->col; command += strlen("left"); } else if (STARTS_WITH(command, "right")) { first = con->col + (con->colspan - 1); LOG("column %d\n", first); if (!cell_exists(first, con->row) || (first == (ws->cols-1))) return; second = first + 1; command += strlen("right"); } else if (STARTS_WITH(command, "top")) { if (con->row == 0) return; first = con->row - 1; second = con->row; orientation = O_HORIZONTAL; command += strlen("top"); } else if (STARTS_WITH(command, "bottom")) { first = con->row + (con->rowspan - 1); if (!cell_exists(con->col, first) || (first == (ws->rows-1))) return; second = first + 1; orientation = O_HORIZONTAL; command += strlen("bottom"); } else { LOG("Syntax: resize [+|-]\n"); return; } int pixels = atoi(command); if (pixels == 0) return; resize_container(conn, ws, first, second, orientation, pixels); } /* * Parses a command, see file CMDMODE for more information * */ void parse_command(xcb_connection_t *conn, const char *command) { LOG("--- parsing command \"%s\" ---\n", command); /* Get the first client from focus stack because floating clients are not * in any container, therefore CUR_CELL is not appropriate. */ Client *last_focused = SLIST_FIRST(&(c_ws->focus_stack)); if (last_focused == SLIST_END(&(c_ws->focus_stack))) last_focused = NULL; /* Hmm, just to be sure */ if (command[0] == '\0') return; /* Is it an ? Then execute the given command. */ if (STARTS_WITH(command, "exec ")) { LOG("starting \"%s\"\n", command + strlen("exec ")); start_application(command+strlen("exec ")); return; } if (STARTS_WITH(command, "mark")) { if (last_focused == NULL) { LOG("There is no window to mark\n"); return; } const char *rest = command + strlen("mark"); while (*rest == ' ') rest++; if (*rest == '\0') { LOG("interactive mark starting\n"); start_application("i3-input -p 'mark ' -l 1 -P 'Mark: '"); } else { LOG("mark with \"%s\"\n", rest); client_mark(conn, last_focused, rest); } return; } if (STARTS_WITH(command, "goto")) { const char *rest = command + strlen("goto"); while (*rest == ' ') rest++; if (*rest == '\0') { LOG("interactive go to mark starting\n"); start_application("i3-input -p 'goto ' -l 1 -P 'Goto: '"); } else { LOG("go to \"%s\"\n", rest); jump_to_mark(conn, rest); } return; } if (STARTS_WITH(command, "stack-limit ")) { if (last_focused == NULL || client_is_floating(last_focused)) { LOG("No container focused\n"); return; } const char *rest = command + strlen("stack-limit "); if (strncmp(rest, "rows ", strlen("rows ")) == 0) { last_focused->container->stack_limit = STACK_LIMIT_ROWS; rest += strlen("rows "); } else if (strncmp(rest, "cols ", strlen("cols ")) == 0) { last_focused->container->stack_limit = STACK_LIMIT_COLS; rest += strlen("cols "); } else { LOG("Syntax: stack-limit \n"); return; } last_focused->container->stack_limit_value = atoi(rest); if (last_focused->container->stack_limit_value == 0) last_focused->container->stack_limit = STACK_LIMIT_NONE; return; } if (STARTS_WITH(command, "resize ")) { if (last_focused == NULL) return; const char *rest = command + strlen("resize "); parse_resize_command(conn, last_focused, rest); return; } if (STARTS_WITH(command, "mode ")) { const char *rest = command + strlen("mode "); switch_mode(conn, rest); return; } /* Is it an ? */ if (STARTS_WITH(command, "exit")) { LOG("User issued exit-command, exiting without error.\n"); exit(EXIT_SUCCESS); } /* Is it a ? */ if (STARTS_WITH(command, "reload")) { load_configuration(conn, NULL, true); return; } /* Is it ? Then restart in place. */ if (STARTS_WITH(command, "restart")) { LOG("restarting \"%s\"...\n", start_argv[0]); /* make sure -a is in the argument list or append it */ start_argv = append_argument(start_argv, "-a"); execvp(start_argv[0], start_argv); /* not reached */ } if (STARTS_WITH(command, "kill")) { if (last_focused == NULL) { LOG("There is no window to kill\n"); return; } LOG("Killing current window\n"); client_kill(conn, last_focused); return; } /* Is it a jump to a specified workspace, row, col? */ if (STARTS_WITH(command, "jump ")) { const char *arguments = command + strlen("jump "); if (arguments[0] == '"') jump_to_window(conn, arguments); else jump_to_container(conn, arguments); return; } /* Should we travel the focus stack? */ if (STARTS_WITH(command, "focus")) { const char *arguments = command + strlen("focus "); travel_focus_stack(conn, arguments); return; } /* Is it 'f' for fullscreen? */ if (command[0] == 'f') { if (last_focused == NULL) return; client_toggle_fullscreen(conn, last_focused); return; } /* Is it just 's' for stacking or 'd' for default? */ if ((command[0] == 's' || command[0] == 'd' || command[0] == 'T') && (command[1] == '\0')) { if (last_focused != NULL && client_is_floating(last_focused)) { LOG("not switching, this is a floating client\n"); return; } LOG("Switching mode for current container\n"); int new_mode = MODE_DEFAULT; if (command[0] == 's') new_mode = MODE_STACK; if (command[0] == 'T') new_mode = MODE_TABBED; switch_layout_mode(conn, CUR_CELL, new_mode); return; } /* Is it 'bn' (border normal), 'bp' (border 1pixel) or 'bb' (border borderless)? */ /* or even 'bt' (toggle border: 'bp' -> 'bb' -> 'bn' ) */ if (command[0] == 'b') { if (last_focused == NULL) { LOG("No window focused, cannot change border type\n"); return; } char com = command[1]; if (command[1] == 't') { if (last_focused->titlebar_position == TITLEBAR_TOP && !last_focused->borderless) com = 'p'; else if (last_focused->titlebar_position == TITLEBAR_OFF && !last_focused->borderless) com = 'b'; else com = 'n'; } client_change_border(conn, last_focused, com); return; } if (command[0] == 'H') { LOG("Hiding all floating windows\n"); floating_toggle_hide(conn, c_ws); return; } enum { WITH_WINDOW, WITH_CONTAINER, WITH_WORKSPACE, WITH_SCREEN } with = WITH_WINDOW; /* Is it a ? */ if (command[0] == 'w') { command++; /* TODO: implement */ if (command[0] == 'c') { with = WITH_CONTAINER; command++; } else if (command[0] == 'w') { with = WITH_WORKSPACE; command++; } else if (command[0] == 's') { with = WITH_SCREEN; command++; } else { LOG("not yet implemented.\n"); return; } } /* Is it 't' for toggle tiling/floating? */ if (command[0] == 't') { if (with == WITH_WORKSPACE) { c_ws->auto_float = !c_ws->auto_float; LOG("autofloat is now %d\n", c_ws->auto_float); return; } if (last_focused == NULL) { LOG("Cannot toggle tiling/floating: workspace empty\n"); return; } Workspace *ws = last_focused->workspace; toggle_floating_mode(conn, last_focused, false); /* delete all empty columns/rows */ cleanup_table(conn, ws); /* Fix colspan/rowspan if it’d overlap */ fix_colrowspan(conn, ws); render_workspace(conn, ws->screen, ws); /* Re-focus the client because cleanup_table sets the focus to the last * focused client inside a container only. */ set_focus(conn, last_focused, true); return; } /* Is it 'n' or 'p' for next/previous workspace? (nw) */ if ((command[0] == 'n' || command[0] == 'p') && command[1] == 'w') { next_previous_workspace(conn, command[0]); return; } /* It’s a normal */ char *rest = NULL; enum { ACTION_FOCUS, ACTION_MOVE, ACTION_SNAP } action = ACTION_FOCUS; direction_t direction; int times = strtol(command, &rest, 10); if (rest == NULL) { LOG("Invalid command (\"%s\")\n", command); return; } if (*rest == '\0') { /* No rest? This was a workspace number, not a times specification */ workspace_show(conn, times); return; } if (*rest == 'm' || *rest == 's') { action = (*rest == 'm' ? ACTION_MOVE : ACTION_SNAP); rest++; } int workspace = strtol(rest, &rest, 10); if (rest == NULL) { LOG("Invalid command (\"%s\")\n", command); return; } if (*rest == '\0') { if (last_focused != NULL && client_is_floating(last_focused)) move_floating_window_to_workspace(conn, last_focused, workspace); else move_current_window_to_workspace(conn, workspace); return; } if (last_focused == NULL) { LOG("Not performing (no window found)\n"); return; } if (client_is_floating(last_focused) && (action != ACTION_FOCUS && action != ACTION_MOVE)) { LOG("Not performing (floating)\n"); return; } /* Now perform action to */ while (*rest != '\0') { if (*rest == 'h') direction = D_LEFT; else if (*rest == 'j') direction = D_DOWN; else if (*rest == 'k') direction = D_UP; else if (*rest == 'l') direction = D_RIGHT; else { LOG("unknown direction: %c\n", *rest); return; } rest++; if (action == ACTION_FOCUS) { if (with == WITH_SCREEN) { focus_thing(conn, direction, THING_SCREEN); continue; } if (client_is_floating(last_focused)) { floating_focus_direction(conn, last_focused, direction); continue; } focus_thing(conn, direction, (with == WITH_WINDOW ? THING_WINDOW : THING_CONTAINER)); continue; } if (action == ACTION_MOVE) { if (with == WITH_SCREEN) { /* TODO: this should swap the screen’s contents * (e.g. all workspaces) with the next/previous/… * screen */ LOG("Not yet implemented\n"); continue; } if (client_is_floating(last_focused)) { floating_move(conn, last_focused, direction); continue; } if (with == WITH_WINDOW) move_current_window(conn, direction); else move_current_container(conn, direction); continue; } if (action == ACTION_SNAP) { if (with == WITH_SCREEN) { LOG("You cannot snap a screen (it makes no sense).\n"); continue; } snap_current_container(conn, direction); continue; } } }