swayfx/sway/commands/swap.c

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2.6 KiB
C
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2018-05-27 01:02:21 +10:00
#include <strings.h>
#include <wlr/util/log.h>
#include "sway/commands.h"
#include "sway/tree/layout.h"
#include "sway/tree/view.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 *con_id) {
return container->id == (size_t)con_id;
}
static bool test_id(struct sway_container *container, void *id) {
xcb_window_t *wid = id;
return (container->type == C_VIEW
&& container->sway_view->type == SWAY_VIEW_XWAYLAND
&& container->sway_view->wlr_xwayland_surface->window_id == *wid);
}
static bool test_mark(struct sway_container *container, void *mark) {
if (container->type == C_VIEW && container->sway_view->marks->length) {
return !list_seq_find(container->sway_view->marks,
(int (*)(const void *, const void *))strcmp, mark);
}
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 (strcasecmp(argv[0], "container") || strcasecmp(argv[1], "with")) {
return cmd_results_new(CMD_INVALID, "swap", EXPECTED_SYNTAX);
}
struct sway_container *current = config->handler_context.current_container;
struct sway_container *other;
char *value = join_args(argv + 3, argc - 3);
if (strcasecmp(argv[2], "id") == 0) {
xcb_window_t id = strtol(value, NULL, 0);
other = container_find(&root_container, test_id, (void *)&id);
} else if (strcasecmp(argv[2], "con_id") == 0) {
size_t con_id = atoi(value);
other = container_find(&root_container, test_con_id, (void *)con_id);
} else if (strcasecmp(argv[2], "mark") == 0) {
other = container_find(&root_container, test_mark, (void *)value);
} else {
free(value);
return cmd_results_new(CMD_INVALID, "swap", EXPECTED_SYNTAX);
}
if (!other) {
error = cmd_results_new(CMD_FAILURE, "swap",
"Failed to find %s '%s'", argv[2], value);
} else if (current->type < C_CONTAINER || other->type < C_CONTAINER) {
error = cmd_results_new(CMD_FAILURE, "swap",
"Can only swap with containers and views");
} else if (container_has_anscestor(current, other)
|| container_has_anscestor(other, current)) {
error = cmd_results_new(CMD_FAILURE, "swap",
"Cannot swap ancestor and descendant");
} else if (current->layout == L_FLOATING || other->layout == L_FLOATING) {
error = cmd_results_new(CMD_FAILURE, "swap",
"Swapping with floating containers is not supported");
}
free(value);
if (error) {
return error;
}
container_swap(current, other);
return cmd_results_new(CMD_SUCCESS, NULL, NULL);
}