994 lines
40 KiB
C
994 lines
40 KiB
C
/*
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* vim:ts=8:expandtab
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*
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* i3 - an improved dynamic tiling window manager
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*
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* © 2009 Michael Stapelberg and contributors
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*
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* See file LICENSE for license information.
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*
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*/
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#include <stdbool.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <assert.h>
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#include <unistd.h>
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#include <string.h>
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#include <xcb/xcb.h>
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#include "util.h"
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#include "data.h"
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#include "table.h"
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#include "layout.h"
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#include "i3.h"
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#include "xinerama.h"
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#include "client.h"
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#include "floating.h"
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bool focus_window_in_container(xcb_connection_t *conn, Container *container, direction_t direction) {
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/* If this container is empty, we’re done */
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if (container->currently_focused == NULL)
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return false;
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/* Get the previous/next client or wrap around */
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Client *candidate = NULL;
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if (direction == D_UP) {
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if ((candidate = CIRCLEQ_PREV_OR_NULL(&(container->clients), container->currently_focused, clients)) == NULL)
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candidate = CIRCLEQ_LAST(&(container->clients));
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}
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else if (direction == D_DOWN) {
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if ((candidate = CIRCLEQ_NEXT_OR_NULL(&(container->clients), container->currently_focused, clients)) == NULL)
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candidate = CIRCLEQ_FIRST(&(container->clients));
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} else LOG("Direction not implemented!\n");
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/* If we could not switch, the container contains exactly one client. We return false */
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if (candidate == container->currently_focused)
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return false;
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/* Set focus */
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set_focus(conn, candidate, true);
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return true;
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}
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typedef enum { THING_WINDOW, THING_CONTAINER } thing_t;
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static void focus_thing(xcb_connection_t *conn, direction_t direction, thing_t thing) {
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LOG("focusing direction %d\n", direction);
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int new_row = current_row,
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new_col = current_col;
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Container *container = CUR_CELL;
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Workspace *t_ws = c_ws;
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/* There always is a container. If not, current_col or current_row is wrong */
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assert(container != NULL);
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if (container->workspace->fullscreen_client != NULL) {
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LOG("You're in fullscreen mode. Won't switch focus\n");
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return;
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}
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/* TODO: for horizontal default layout, this has to be expanded to LEFT/RIGHT */
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if (direction == D_UP || direction == D_DOWN) {
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if (thing == THING_WINDOW)
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/* Let’s see if we can perform up/down focus in the current container */
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if (focus_window_in_container(conn, container, direction))
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return;
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if (direction == D_DOWN && cell_exists(current_col, current_row+1))
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new_row = current_row + t_ws->table[current_col][current_row]->rowspan;
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else if (direction == D_UP && cell_exists(current_col, current_row-1)) {
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/* Set new_row as a sane default, but it may get overwritten in a second */
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new_row--;
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/* Search from the top to correctly handle rowspanned containers */
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for (int rows = 0; rows < current_row; rows += t_ws->table[current_col][rows]->rowspan) {
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if (new_row > (rows + (t_ws->table[current_col][rows]->rowspan - 1)))
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continue;
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new_row = rows;
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break;
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}
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} else {
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/* Let’s see if there is a screen down/up there to which we can switch */
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LOG("container is at %d with height %d\n", container->y, container->height);
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i3Screen *screen;
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int destination_y = (direction == D_UP ? (container->y - 1) : (container->y + container->height + 1));
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if ((screen = get_screen_containing(container->x, destination_y)) == NULL) {
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LOG("Wrapping screen around vertically\n");
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/* No screen found? Then wrap */
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screen = get_screen_most((direction == D_UP ? D_DOWN : D_UP));
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}
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t_ws = &(workspaces[screen->current_workspace]);
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new_row = (direction == D_UP ? (t_ws->rows - 1) : 0);
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}
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} else if (direction == D_LEFT || direction == D_RIGHT) {
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if (direction == D_RIGHT && cell_exists(current_col+1, current_row))
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new_col = current_col + t_ws->table[current_col][current_row]->colspan;
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else if (direction == D_LEFT && cell_exists(current_col-1, current_row)) {
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/* Set new_col as a sane default, but it may get overwritten in a second */
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new_col--;
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/* Search from the left to correctly handle colspanned containers */
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for (int cols = 0; cols < current_col; cols += t_ws->table[cols][current_row]->colspan) {
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if (new_col > (cols + (t_ws->table[cols][current_row]->colspan - 1)))
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continue;
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new_col = cols;
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break;
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}
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} else {
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/* Let’s see if there is a screen left/right here to which we can switch */
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LOG("container is at %d with width %d\n", container->x, container->width);
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i3Screen *screen;
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int destination_x = (direction == D_LEFT ? (container->x - 1) : (container->x + container->width + 1));
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if ((screen = get_screen_containing(destination_x, container->y)) == NULL) {
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LOG("Wrapping screen around horizontally\n");
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screen = get_screen_most((direction == D_LEFT ? D_RIGHT : D_LEFT));
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}
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t_ws = &(workspaces[screen->current_workspace]);
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new_col = (direction == D_LEFT ? (t_ws->cols - 1) : 0);
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}
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} else {
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LOG("direction unhandled\n");
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return;
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}
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/* Bounds checking */
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if (new_col >= t_ws->cols)
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new_col = (t_ws->cols - 1);
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if (new_row >= t_ws->rows)
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new_row = (t_ws->rows - 1);
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if (t_ws->table[new_col][new_row]->currently_focused != NULL)
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set_focus(conn, t_ws->table[new_col][new_row]->currently_focused, true);
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}
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/*
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* Tries to move the window inside its current container.
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*
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* Returns true if the window could be moved, false otherwise.
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*
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*/
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static bool move_current_window_in_container(xcb_connection_t *conn, Client *client,
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direction_t direction) {
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assert(client->container != NULL);
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Client *other = (direction == D_UP ? CIRCLEQ_PREV(client, clients) :
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CIRCLEQ_NEXT(client, clients));
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if (other == CIRCLEQ_END(&(client->container->clients)))
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return false;
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LOG("i can do that\n");
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/* We can move the client inside its current container */
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CIRCLEQ_REMOVE(&(client->container->clients), client, clients);
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if (direction == D_UP)
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CIRCLEQ_INSERT_BEFORE(&(client->container->clients), other, client, clients);
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else CIRCLEQ_INSERT_AFTER(&(client->container->clients), other, client, clients);
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render_layout(conn);
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return true;
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}
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/*
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* Moves the current window or whole container to the given direction, creating a column/row if
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* necessary.
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*
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*/
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static void move_current_window(xcb_connection_t *conn, direction_t direction) {
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LOG("moving window to direction %s\n", (direction == D_UP ? "up" : (direction == D_DOWN ? "down" :
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(direction == D_LEFT ? "left" : "right"))));
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/* Get current window */
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Container *container = CUR_CELL,
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*new = NULL;
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/* There has to be a container, see focus_window() */
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assert(container != NULL);
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/* If there is no window or the dock window is focused, we’re done */
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if (container->currently_focused == NULL ||
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container->currently_focused->dock)
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return;
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/* As soon as the client is moved away, the last focused client in the old
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* container needs to get focus, if any. Therefore, we save it here. */
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Client *current_client = container->currently_focused;
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Client *to_focus = get_last_focused_client(conn, container, current_client);
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if (to_focus == NULL) {
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to_focus = CIRCLEQ_NEXT_OR_NULL(&(container->clients), current_client, clients);
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if (to_focus == NULL)
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to_focus = CIRCLEQ_PREV_OR_NULL(&(container->clients), current_client, clients);
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}
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switch (direction) {
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case D_LEFT:
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/* If we’re at the left-most position, move the rest of the table right */
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if (current_col == 0) {
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expand_table_cols_at_head(c_ws);
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new = CUR_CELL;
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} else
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new = CUR_TABLE[--current_col][current_row];
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break;
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case D_RIGHT:
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if (current_col == (c_ws->cols-1))
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expand_table_cols(c_ws);
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new = CUR_TABLE[++current_col][current_row];
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break;
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case D_UP:
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if (move_current_window_in_container(conn, current_client, D_UP))
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return;
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/* if we’re at the up-most position, move the rest of the table down */
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if (current_row == 0) {
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expand_table_rows_at_head(c_ws);
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new = CUR_CELL;
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} else
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new = CUR_TABLE[current_col][--current_row];
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break;
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case D_DOWN:
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if (move_current_window_in_container(conn, current_client, D_DOWN))
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return;
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if (current_row == (c_ws->rows-1))
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expand_table_rows(c_ws);
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new = CUR_TABLE[current_col][++current_row];
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break;
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/* To make static analyzers happy: */
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default:
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return;
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}
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/* Remove it from the old container and put it into the new one */
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client_remove_from_container(conn, current_client, container, true);
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if (new->currently_focused != NULL)
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CIRCLEQ_INSERT_AFTER(&(new->clients), new->currently_focused, current_client, clients);
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else CIRCLEQ_INSERT_TAIL(&(new->clients), current_client, clients);
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SLIST_INSERT_HEAD(&(new->workspace->focus_stack), current_client, focus_clients);
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/* Update data structures */
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current_client->container = new;
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current_client->workspace = new->workspace;
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container->currently_focused = to_focus;
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new->currently_focused = current_client;
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Workspace *workspace = container->workspace;
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/* delete all empty columns/rows */
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cleanup_table(conn, workspace);
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/* Fix colspan/rowspan if it’d overlap */
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fix_colrowspan(conn, workspace);
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render_workspace(conn, workspace->screen, workspace);
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xcb_flush(conn);
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set_focus(conn, current_client, true);
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}
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static void move_current_container(xcb_connection_t *conn, direction_t direction) {
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LOG("moving container to direction %s\n", (direction == D_UP ? "up" : (direction == D_DOWN ? "down" :
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(direction == D_LEFT ? "left" : "right"))));
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/* Get current window */
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Container *container = CUR_CELL,
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*new = NULL;
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Container **old = &CUR_CELL;
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/* There has to be a container, see focus_window() */
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assert(container != NULL);
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switch (direction) {
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case D_LEFT:
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/* If we’re at the left-most position, move the rest of the table right */
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if (current_col == 0) {
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expand_table_cols_at_head(c_ws);
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new = CUR_CELL;
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old = &CUR_TABLE[current_col+1][current_row];
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} else
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new = CUR_TABLE[--current_col][current_row];
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break;
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case D_RIGHT:
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if (current_col == (c_ws->cols-1))
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expand_table_cols(c_ws);
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new = CUR_TABLE[++current_col][current_row];
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break;
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case D_UP:
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/* if we’re at the up-most position, move the rest of the table down */
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if (current_row == 0) {
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expand_table_rows_at_head(c_ws);
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new = CUR_CELL;
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old = &CUR_TABLE[current_col][current_row+1];
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} else
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new = CUR_TABLE[current_col][--current_row];
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break;
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case D_DOWN:
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if (current_row == (c_ws->rows-1))
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expand_table_rows(c_ws);
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new = CUR_TABLE[current_col][++current_row];
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break;
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/* To make static analyzers happy: */
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default:
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return;
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}
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LOG("old = %d,%d and new = %d,%d\n", container->col, container->row, new->col, new->row);
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/* Swap the containers */
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int col = new->col;
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int row = new->row;
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*old = new;
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new->col = container->col;
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new->row = container->row;
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CUR_CELL = container;
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container->col = col;
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container->row = row;
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Workspace *workspace = container->workspace;
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/* delete all empty columns/rows */
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cleanup_table(conn, workspace);
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/* Fix colspan/rowspan if it’d overlap */
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fix_colrowspan(conn, workspace);
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render_layout(conn);
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}
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/*
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* "Snaps" the current container (not possible for windows, because it works at table base)
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* to the given direction, that is, adjusts cellspan/rowspan
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*
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*/
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static void snap_current_container(xcb_connection_t *conn, direction_t direction) {
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LOG("snapping container to direction %d\n", direction);
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Container *container = CUR_CELL;
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assert(container != NULL);
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switch (direction) {
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case D_LEFT:
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/* Snap to the left is actually a move to the left and then a snap right */
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if (!cell_exists(container->col - 1, container->row) ||
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CUR_TABLE[container->col-1][container->row]->currently_focused != NULL) {
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LOG("cannot snap to left - the cell is already used\n");
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return;
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}
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move_current_window(conn, D_LEFT);
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snap_current_container(conn, D_RIGHT);
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return;
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case D_RIGHT: {
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/* Check if the cell is used */
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int new_col = container->col + container->colspan;
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for (int i = 0; i < container->rowspan; i++)
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if (!cell_exists(new_col, container->row + i) ||
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CUR_TABLE[new_col][container->row + i]->currently_focused != NULL) {
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LOG("cannot snap to right - the cell is already used\n");
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return;
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}
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/* Check if there are other cells with rowspan, which are in our way.
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* If so, reduce their rowspan. */
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for (int i = container->row-1; i >= 0; i--) {
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LOG("we got cell %d, %d with rowspan %d\n",
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new_col, i, CUR_TABLE[new_col][i]->rowspan);
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while ((CUR_TABLE[new_col][i]->rowspan-1) >= (container->row - i))
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CUR_TABLE[new_col][i]->rowspan--;
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LOG("new rowspan = %d\n", CUR_TABLE[new_col][i]->rowspan);
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}
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container->colspan++;
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break;
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}
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case D_UP:
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if (!cell_exists(container->col, container->row - 1) ||
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CUR_TABLE[container->col][container->row-1]->currently_focused != NULL) {
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LOG("cannot snap to top - the cell is already used\n");
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return;
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}
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move_current_window(conn, D_UP);
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snap_current_container(conn, D_DOWN);
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return;
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case D_DOWN: {
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LOG("snapping down\n");
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int new_row = container->row + container->rowspan;
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for (int i = 0; i < container->colspan; i++)
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if (!cell_exists(container->col + i, new_row) ||
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CUR_TABLE[container->col + i][new_row]->currently_focused != NULL) {
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LOG("cannot snap down - the cell is already used\n");
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return;
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}
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for (int i = container->col-1; i >= 0; i--) {
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LOG("we got cell %d, %d with colspan %d\n",
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i, new_row, CUR_TABLE[i][new_row]->colspan);
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while ((CUR_TABLE[i][new_row]->colspan-1) >= (container->col - i))
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CUR_TABLE[i][new_row]->colspan--;
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LOG("new colspan = %d\n", CUR_TABLE[i][new_row]->colspan);
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}
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container->rowspan++;
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break;
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}
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/* To make static analyzers happy: */
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default:
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return;
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}
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render_layout(conn);
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}
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static void move_floating_window_to_workspace(xcb_connection_t *conn, Client *client, int workspace) {
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/* t_ws (to workspace) is just a container pointer to the workspace we’re switching to */
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Workspace *t_ws = &(workspaces[workspace-1]);
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LOG("moving floating\n");
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if (t_ws->screen == NULL) {
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LOG("initializing new workspace, setting num to %d\n", workspace-1);
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t_ws->screen = c_ws->screen;
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/* Copy the dimensions from the virtual screen */
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memcpy(&(t_ws->rect), &(t_ws->screen->rect), sizeof(Rect));
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} else {
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/* Check if there is already a fullscreen client on the destination workspace and
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* stop moving if so. */
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if (client->fullscreen && (t_ws->fullscreen_client != NULL)) {
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LOG("Not moving: Fullscreen client already existing on destination workspace.\n");
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return;
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}
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}
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/* Remove from focus stack */
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SLIST_REMOVE(&(client->workspace->focus_stack), client, Client, focus_clients);
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if (client->workspace->fullscreen_client == client)
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client->workspace->fullscreen_client = NULL;
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/* Insert into destination focus stack */
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client->workspace = t_ws;
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SLIST_INSERT_HEAD(&(t_ws->focus_stack), client, focus_clients);
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if (client->fullscreen)
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t_ws->fullscreen_client = client;
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/* If we’re moving it to an invisible screen, we need to unmap it */
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if (t_ws->screen->current_workspace != t_ws->num) {
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LOG("This workspace is not visible, unmapping\n");
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xcb_unmap_window(conn, client->frame);
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}
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LOG("done\n");
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render_layout(conn);
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}
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/*
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* Moves the currently selected window to the given workspace
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*
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*/
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static void move_current_window_to_workspace(xcb_connection_t *conn, int workspace) {
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LOG("Moving current window to workspace %d\n", workspace);
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Container *container = CUR_CELL;
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assert(container != NULL);
|
||
|
||
/* t_ws (to workspace) is just a container pointer to the workspace we’re switching to */
|
||
Workspace *t_ws = &(workspaces[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);
|
||
|
||
if (t_ws->screen == NULL) {
|
||
LOG("initializing new workspace, setting num to %d\n", workspace-1);
|
||
t_ws->screen = container->workspace->screen;
|
||
/* Copy the dimensions from the virtual screen */
|
||
memcpy(&(t_ws->rect), &(container->workspace->screen->rect), sizeof(Rect));
|
||
} else {
|
||
/* 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);
|
||
if (current_client->fullscreen)
|
||
t_ws->fullscreen_client = current_client;
|
||
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 (to_container->workspace->screen->current_workspace != to_container->workspace->num) {
|
||
LOG("This workspace is not visible, unmapping\n");
|
||
xcb_unmap_window(conn, current_client->frame);
|
||
}
|
||
|
||
/* delete all empty columns/rows */
|
||
cleanup_table(conn, container->workspace);
|
||
|
||
render_layout(conn);
|
||
}
|
||
|
||
/*
|
||
* Switches to the given workspace
|
||
*
|
||
*/
|
||
void show_workspace(xcb_connection_t *conn, int workspace) {
|
||
Client *client;
|
||
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]);
|
||
|
||
LOG("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 */
|
||
if (t_ws->screen == NULL) {
|
||
LOG("initializing new workspace, setting num to %d\n", workspace);
|
||
t_ws->screen = c_ws->screen;
|
||
/* Copy the dimensions from the virtual screen */
|
||
memcpy(&(t_ws->rect), &(t_ws->screen->rect), sizeof(Rect));
|
||
}
|
||
|
||
if (c_ws->screen != t_ws->screen) {
|
||
/* We need to switch to the other screen first */
|
||
LOG("moving over to other screen.\n");
|
||
|
||
/* Store the old client */
|
||
Client *old_client = CUR_CELL->currently_focused;
|
||
|
||
c_ws = &(workspaces[t_ws->screen->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);
|
||
xcb_warp_pointer(conn, XCB_NONE, root, 0, 0, 0, 0,
|
||
dims->x + (dims->width / 2), dims->y + (dims->height / 2));
|
||
}
|
||
|
||
/* Re-decorate the old client, it’s not focused anymore */
|
||
if ((old_client != NULL) && !old_client->dock)
|
||
redecorate_window(conn, old_client);
|
||
else xcb_flush(conn);
|
||
}
|
||
|
||
/* Check if we need to change something or if we’re already there */
|
||
if (c_ws->screen->current_workspace == (workspace-1)) {
|
||
Client *last_focused = SLIST_FIRST(&(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);
|
||
}
|
||
}
|
||
|
||
return;
|
||
}
|
||
|
||
t_ws->screen->current_workspace = workspace-1;
|
||
Workspace *old_workspace = c_ws;
|
||
c_ws = &workspaces[workspace-1];
|
||
|
||
/* Unmap all clients of the old workspace */
|
||
unmap_workspace(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);
|
||
|
||
ignore_enter_notify_forall(conn, c_ws, true);
|
||
|
||
/* Map all clients on the new workspace */
|
||
FOR_TABLE(c_ws)
|
||
CIRCLEQ_FOREACH(client, &(c_ws->table[cols][rows]->clients), clients)
|
||
xcb_map_window(conn, client->frame);
|
||
|
||
/* Map all floating clients */
|
||
if (!c_ws->floating_hidden)
|
||
TAILQ_FOREACH(client, &(c_ws->floating_clients), floating_clients)
|
||
xcb_map_window(conn, client->frame);
|
||
|
||
/* Map all stack windows, if any */
|
||
struct Stack_Window *stack_win;
|
||
SLIST_FOREACH(stack_win, &stack_wins, stack_windows)
|
||
if (stack_win->container->workspace == c_ws)
|
||
xcb_map_window(conn, stack_win->window);
|
||
|
||
ignore_enter_notify_forall(conn, c_ws, false);
|
||
|
||
/* Restore focus on the new workspace */
|
||
Client *last_focused = SLIST_FIRST(&(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);
|
||
|
||
render_layout(conn);
|
||
}
|
||
|
||
/*
|
||
* 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 */
|
||
show_workspace(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.
|
||
*
|
||
*/
|
||
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;
|
||
|
||
if (sscanf(arguments, "%u", ×) != 1) {
|
||
LOG("No or invalid argument given (\"%s\"), using default of 1 times\n", arguments);
|
||
times = 1;
|
||
}
|
||
|
||
Workspace *ws = CUR_CELL->workspace;
|
||
|
||
SLIST_FOREACH(current, &(ws->focus_stack), focus_clients) {
|
||
if (++count < times) {
|
||
LOG("Skipping\n");
|
||
continue;
|
||
}
|
||
|
||
LOG("Focussing\n");
|
||
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;
|
||
}
|
||
|
||
/*
|
||
* 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 <exec>? Then execute the given command. */
|
||
if (STARTS_WITH(command, "exec ")) {
|
||
LOG("starting \"%s\"\n", command + strlen("exec "));
|
||
start_application(command+strlen("exec "));
|
||
return;
|
||
}
|
||
|
||
/* Is it an <exit>? */
|
||
if (STARTS_WITH(command, "exit")) {
|
||
LOG("User issued exit-command, exiting without error.\n");
|
||
exit(EXIT_SUCCESS);
|
||
}
|
||
|
||
/* Is it <restart>? 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[1] == '\0')) {
|
||
if (last_focused == NULL || last_focused->floating >= FLOATING_AUTO_ON) {
|
||
LOG("not switching, this is a floating client\n");
|
||
return;
|
||
}
|
||
LOG("Switching mode for current container\n");
|
||
switch_layout_mode(conn, CUR_CELL, (command[0] == 's' ? MODE_STACK : MODE_DEFAULT));
|
||
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 = WITH_WINDOW;
|
||
|
||
/* Is it a <with>? */
|
||
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 {
|
||
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;
|
||
}
|
||
|
||
toggle_floating_mode(conn, last_focused, false);
|
||
/* delete all empty columns/rows */
|
||
cleanup_table(conn, last_focused->workspace);
|
||
|
||
/* Fix colspan/rowspan if it’d overlap */
|
||
fix_colrowspan(conn, last_focused->workspace);
|
||
|
||
render_workspace(conn, last_focused->workspace->screen, last_focused->workspace);
|
||
xcb_flush(conn);
|
||
return;
|
||
}
|
||
|
||
/* It’s a normal <cmd> */
|
||
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 */
|
||
show_workspace(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 && last_focused->floating >= FLOATING_AUTO_ON)
|
||
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 (last_focused->floating >= FLOATING_AUTO_ON &&
|
||
(action != ACTION_FOCUS && action != ACTION_MOVE)) {
|
||
LOG("Not performing (floating)\n");
|
||
return;
|
||
}
|
||
|
||
/* Now perform action to <where> */
|
||
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 (last_focused->floating >= FLOATING_AUTO_ON) {
|
||
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 (last_focused->floating >= FLOATING_AUTO_ON) {
|
||
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) {
|
||
snap_current_container(conn, direction);
|
||
continue;
|
||
}
|
||
}
|
||
|
||
LOG("--- done ---\n");
|
||
}
|