282 lines
8.2 KiB
C
282 lines
8.2 KiB
C
#define _POSIX_C_SOURCE 200809L
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#include <strings.h>
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#include "config.h"
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#include "log.h"
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#include "sway/commands.h"
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#include "sway/output.h"
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#include "sway/tree/arrange.h"
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#include "sway/tree/root.h"
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#include "sway/tree/view.h"
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#include "sway/tree/workspace.h"
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#include "stringop.h"
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static const char expected_syntax[] =
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"Expected 'swap container with id|con_id|mark <arg>'";
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static void swap_places(struct sway_container *con1,
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struct sway_container *con2) {
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struct sway_container *temp = malloc(sizeof(struct sway_container));
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temp->pending.x = con1->pending.x;
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temp->pending.y = con1->pending.y;
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temp->pending.width = con1->pending.width;
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temp->pending.height = con1->pending.height;
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temp->width_fraction = con1->width_fraction;
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temp->height_fraction = con1->height_fraction;
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temp->pending.parent = con1->pending.parent;
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temp->pending.workspace = con1->pending.workspace;
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bool temp_floating = container_is_floating(con1);
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con1->pending.x = con2->pending.x;
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con1->pending.y = con2->pending.y;
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con1->pending.width = con2->pending.width;
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con1->pending.height = con2->pending.height;
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con1->width_fraction = con2->width_fraction;
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con1->height_fraction = con2->height_fraction;
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con2->pending.x = temp->pending.x;
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con2->pending.y = temp->pending.y;
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con2->pending.width = temp->pending.width;
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con2->pending.height = temp->pending.height;
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con2->width_fraction = temp->width_fraction;
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con2->height_fraction = temp->height_fraction;
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int temp_index = container_sibling_index(con1);
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if (con2->pending.parent) {
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container_insert_child(con2->pending.parent, con1,
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container_sibling_index(con2));
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} else if (container_is_floating(con2)) {
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workspace_add_floating(con2->pending.workspace, con1);
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} else {
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workspace_insert_tiling(con2->pending.workspace, con1,
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container_sibling_index(con2));
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}
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if (temp->pending.parent) {
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container_insert_child(temp->pending.parent, con2, temp_index);
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} else if (temp_floating) {
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workspace_add_floating(temp->pending.workspace, con2);
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} else {
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workspace_insert_tiling(temp->pending.workspace, con2, temp_index);
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}
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free(temp);
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}
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static void swap_focus(struct sway_container *con1,
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struct sway_container *con2, struct sway_seat *seat,
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struct sway_container *focus) {
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if (focus == con1 || focus == con2) {
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struct sway_workspace *ws1 = con1->pending.workspace;
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struct sway_workspace *ws2 = con2->pending.workspace;
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enum sway_container_layout layout1 = container_parent_layout(con1);
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enum sway_container_layout layout2 = container_parent_layout(con2);
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if (focus == con1 && (layout2 == L_TABBED || layout2 == L_STACKED)) {
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if (workspace_is_visible(ws2)) {
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seat_set_focus(seat, &con2->node);
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}
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seat_set_focus_container(seat, ws1 != ws2 ? con2 : con1);
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} else if (focus == con2 && (layout1 == L_TABBED
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|| layout1 == L_STACKED)) {
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if (workspace_is_visible(ws1)) {
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seat_set_focus(seat, &con1->node);
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}
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seat_set_focus_container(seat, ws1 != ws2 ? con1 : con2);
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} else if (ws1 != ws2) {
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seat_set_focus_container(seat, focus == con1 ? con2 : con1);
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} else {
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seat_set_focus_container(seat, focus);
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}
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} else {
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seat_set_focus_container(seat, focus);
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}
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if (root->fullscreen_global) {
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seat_set_focus(seat,
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seat_get_focus_inactive(seat, &root->fullscreen_global->node));
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}
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}
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void container_swap(struct sway_container *con1, struct sway_container *con2) {
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if (!sway_assert(con1 && con2, "Cannot swap with nothing")) {
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return;
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}
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if (!sway_assert(!container_has_ancestor(con1, con2)
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&& !container_has_ancestor(con2, con1),
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"Cannot swap ancestor and descendant")) {
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return;
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}
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sway_log(SWAY_DEBUG, "Swapping containers %zu and %zu",
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con1->node.id, con2->node.id);
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bool scratch1 = con1->scratchpad;
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bool hidden1 = container_is_scratchpad_hidden(con1);
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bool scratch2 = con2->scratchpad;
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bool hidden2 = container_is_scratchpad_hidden(con2);
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if (scratch1) {
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if (hidden1) {
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root_scratchpad_show(con1);
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}
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root_scratchpad_remove_container(con1);
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}
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if (scratch2) {
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if (hidden2) {
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root_scratchpad_show(con2);
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}
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root_scratchpad_remove_container(con2);
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}
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enum sway_fullscreen_mode fs1 = con1->pending.fullscreen_mode;
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if (fs1) {
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container_fullscreen_disable(con1);
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}
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enum sway_fullscreen_mode fs2 = con2->pending.fullscreen_mode;
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if (fs2) {
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container_fullscreen_disable(con2);
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}
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struct sway_seat *seat = config->handler_context.seat;
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struct sway_container *focus = seat_get_focused_container(seat);
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struct sway_workspace *vis1 =
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output_get_active_workspace(con1->pending.workspace->output);
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struct sway_workspace *vis2 =
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output_get_active_workspace(con2->pending.workspace->output);
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if (!sway_assert(vis1 && vis2, "con1 or con2 are on an output without a"
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"workspace. This should not happen")) {
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return;
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}
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char *stored_prev_name = NULL;
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if (seat->prev_workspace_name) {
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stored_prev_name = strdup(seat->prev_workspace_name);
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}
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swap_places(con1, con2);
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if (!workspace_is_visible(vis1)) {
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seat_set_focus(seat, seat_get_focus_inactive(seat, &vis1->node));
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}
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if (!workspace_is_visible(vis2)) {
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seat_set_focus(seat, seat_get_focus_inactive(seat, &vis2->node));
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}
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swap_focus(con1, con2, seat, focus);
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if (stored_prev_name) {
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free(seat->prev_workspace_name);
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seat->prev_workspace_name = stored_prev_name;
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}
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if (scratch1) {
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root_scratchpad_add_container(con2, NULL);
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if (!hidden1) {
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root_scratchpad_show(con2);
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}
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}
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if (scratch2) {
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root_scratchpad_add_container(con1, NULL);
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if (!hidden2) {
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root_scratchpad_show(con1);
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}
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}
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if (fs1) {
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container_set_fullscreen(con2, fs1);
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}
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if (fs2) {
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container_set_fullscreen(con1, fs2);
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}
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}
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static bool test_con_id(struct sway_container *container, void *data) {
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size_t *con_id = data;
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return container->node.id == *con_id;
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}
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#if HAVE_XWAYLAND
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static bool test_id(struct sway_container *container, void *data) {
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xcb_window_t *wid = data;
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return (container->view && container->view->type == SWAY_VIEW_XWAYLAND
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&& container->view->wlr_xwayland_surface->window_id == *wid);
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}
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#endif
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static bool test_mark(struct sway_container *container, void *mark) {
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if (container->marks->length) {
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return list_seq_find(container->marks,
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(int (*)(const void *, const void *))strcmp, mark) != -1;
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}
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return false;
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}
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struct cmd_results *cmd_swap(int argc, char **argv) {
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struct cmd_results *error = NULL;
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if ((error = checkarg(argc, "swap", EXPECTED_AT_LEAST, 4))) {
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return error;
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}
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if (!root->outputs->length) {
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return cmd_results_new(CMD_INVALID,
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"Can't run this command while there's no outputs connected.");
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}
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if (strcasecmp(argv[0], "container") || strcasecmp(argv[1], "with")) {
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return cmd_results_new(CMD_INVALID, expected_syntax);
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}
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struct sway_container *current = config->handler_context.container;
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struct sway_container *other = NULL;
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char *value = join_args(argv + 3, argc - 3);
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if (strcasecmp(argv[2], "id") == 0) {
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#if HAVE_XWAYLAND
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xcb_window_t id = strtol(value, NULL, 0);
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other = root_find_container(test_id, &id);
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#endif
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} else if (strcasecmp(argv[2], "con_id") == 0) {
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size_t con_id = atoi(value);
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other = root_find_container(test_con_id, &con_id);
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} else if (strcasecmp(argv[2], "mark") == 0) {
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other = root_find_container(test_mark, value);
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} else {
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free(value);
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return cmd_results_new(CMD_INVALID, expected_syntax);
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}
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if (!other) {
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error = cmd_results_new(CMD_FAILURE,
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"Failed to find %s '%s'", argv[2], value);
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} else if (!current) {
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error = cmd_results_new(CMD_FAILURE,
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"Can only swap with containers and views");
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} else if (current == other) {
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error = cmd_results_new(CMD_FAILURE,
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"Cannot swap a container with itself");
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} else if (container_has_ancestor(current, other)
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|| container_has_ancestor(other, current)) {
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error = cmd_results_new(CMD_FAILURE,
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"Cannot swap ancestor and descendant");
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}
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free(value);
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if (error) {
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return error;
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}
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container_swap(current, other);
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if (root->fullscreen_global) {
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arrange_root();
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} else {
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struct sway_node *current_parent = node_get_parent(¤t->node);
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struct sway_node *other_parent = node_get_parent(&other->node);
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if (current_parent) {
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arrange_node(current_parent);
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}
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if (other_parent && current_parent != other_parent) {
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arrange_node(other_parent);
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}
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}
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return cmd_results_new(CMD_SUCCESS, NULL);
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}
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