sway/sway/commands/swap.c

108 lines
3.0 KiB
C

#include <strings.h>
#include "config.h"
#include "log.h"
#include "sway/commands.h"
#include "sway/output.h"
#include "sway/tree/arrange.h"
#include "sway/tree/container.h"
#include "sway/tree/root.h"
#include "sway/tree/view.h"
#include "sway/tree/workspace.h"
#include "stringop.h"
static const char expected_syntax[] =
"Expected 'swap container with id|con_id|mark <arg>'";
static bool test_con_id(struct sway_container *container, void *data) {
size_t *con_id = data;
return container->node.id == *con_id;
}
#if HAVE_XWAYLAND
static bool test_id(struct sway_container *container, void *data) {
xcb_window_t *wid = data;
return (container->view && container->view->type == SWAY_VIEW_XWAYLAND
&& container->view->wlr_xwayland_surface->window_id == *wid);
}
#endif
static bool test_mark(struct sway_container *container, void *mark) {
if (container->marks->length) {
return list_seq_find(container->marks,
(int (*)(const void *, const void *))strcmp, mark) != -1;
}
return false;
}
struct cmd_results *cmd_swap(int argc, char **argv) {
struct cmd_results *error = NULL;
if ((error = checkarg(argc, "swap", EXPECTED_AT_LEAST, 4))) {
return error;
}
if (!root->outputs->length) {
return cmd_results_new(CMD_INVALID,
"Can't run this command while there's no outputs connected.");
}
if (strcasecmp(argv[0], "container") || strcasecmp(argv[1], "with")) {
return cmd_results_new(CMD_INVALID, "%s", expected_syntax);
}
struct sway_container *current = config->handler_context.container;
struct sway_container *other = NULL;
char *value = join_args(argv + 3, argc - 3);
if (strcasecmp(argv[2], "id") == 0) {
#if HAVE_XWAYLAND
xcb_window_t id = strtol(value, NULL, 0);
other = root_find_container(test_id, &id);
#endif
} else if (strcasecmp(argv[2], "con_id") == 0) {
size_t con_id = atoi(value);
other = root_find_container(test_con_id, &con_id);
} else if (strcasecmp(argv[2], "mark") == 0) {
other = root_find_container(test_mark, value);
} else {
free(value);
return cmd_results_new(CMD_INVALID, "%s", expected_syntax);
}
if (!other) {
error = cmd_results_new(CMD_FAILURE,
"Failed to find %s '%s'", argv[2], value);
} else if (!current) {
error = cmd_results_new(CMD_FAILURE,
"Can only swap with containers and views");
} else if (current == other) {
error = cmd_results_new(CMD_FAILURE,
"Cannot swap a container with itself");
} else if (container_has_ancestor(current, other)
|| container_has_ancestor(other, current)) {
error = cmd_results_new(CMD_FAILURE,
"Cannot swap ancestor and descendant");
}
free(value);
if (error) {
return error;
}
container_swap(current, other);
if (root->fullscreen_global) {
arrange_root();
} else {
struct sway_node *current_parent = node_get_parent(&current->node);
struct sway_node *other_parent = node_get_parent(&other->node);
if (current_parent) {
arrange_node(current_parent);
}
if (other_parent && current_parent != other_parent) {
arrange_node(other_parent);
}
}
return cmd_results_new(CMD_SUCCESS, NULL);
}