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#define _POSIX_C_SOURCE 200809L
#include <assert.h>
#include <drm_fourcc.h>
#include <stdint.h>
#include <stdlib.h>
#include <wayland-server-core.h>
#include <wlr/types/wlr_foreign_toplevel_management_v1.h>
#include <wlr/types/wlr_linux_dmabuf_v1.h>
#include <wlr/types/wlr_output_layout.h>
#include <wlr/types/wlr_subcompositor.h>
#include "linux-dmabuf-unstable-v1-protocol.h"
#include "sway/config.h"
#include "sway/desktop/transaction.h"
#include "sway/input/input-manager.h"
#include "sway/input/seat.h"
#include "sway/ipc-server.h"
#include "sway/scene_descriptor.h"
#include "sway/sway_text_node.h"
#include "sway/output.h"
#include "sway/server.h"
#include "sway/tree/arrange.h"
#include "sway/tree/view.h"
#include "sway/tree/workspace.h"
#include "sway/xdg_decoration.h"
#include "list.h"
#include "log.h"
#include "stringop.h"
static void handle_output_enter(
struct wl_listener *listener, void *data) {
struct sway_container *con = wl_container_of(
listener, con, output_enter);
struct wlr_scene_output *output = data;
if (con->view->foreign_toplevel) {
wlr_foreign_toplevel_handle_v1_output_enter(
con->view->foreign_toplevel, output->output);
}
}
static void handle_output_leave(
struct wl_listener *listener, void *data) {
struct sway_container *con = wl_container_of(
listener, con, output_leave);
struct wlr_scene_output *output = data;
if (con->view->foreign_toplevel) {
wlr_foreign_toplevel_handle_v1_output_leave(
con->view->foreign_toplevel, output->output);
}
}
static bool handle_point_accepts_input(
struct wlr_scene_buffer *buffer, double *x, double *y) {
return false;
}
static struct wlr_scene_rect *alloc_rect_node(struct wlr_scene_tree *parent,
bool *failed) {
if (*failed) {
return NULL;
}
// just pass in random values. These will be overwritten when
// they need to be used.
struct wlr_scene_rect *rect = wlr_scene_rect_create(
parent, 0, 0, (float[4]){0.f, 0.f, 0.f, 1.f});
if (!rect) {
sway_log(SWAY_ERROR, "Failed to allocate a wlr_scene_rect");
*failed = true;
}
return rect;
}
struct sway_container *container_create(struct sway_view *view) {
struct sway_container *c = calloc(1, sizeof(struct sway_container));
if (!c) {
sway_log(SWAY_ERROR, "Unable to allocate sway_container");
return NULL;
}
node_init(&c->node, N_CONTAINER, c);
// Container tree structure
// - scene tree
// - title bar
// - border
// - background
// - title text
// - marks text
// - border
// - border top/bottom/left/right
// - content_tree (we put the content node here so when we disable the
// border everything gets disabled. We only render the content iff there
// is a border as well)
// - buffer used for output enter/leave events for foreign_toplevel
bool failed = false;
c->scene_tree = alloc_scene_tree(root->staging, &failed);
c->title_bar.tree = alloc_scene_tree(c->scene_tree, &failed);
c->title_bar.border = alloc_scene_tree(c->title_bar.tree, &failed);
c->title_bar.background = alloc_scene_tree(c->title_bar.tree, &failed);
// for opacity purposes we need to carfully create the scene such that
// none of our rect nodes as well as text buffers don't overlap. To do
// this we have to create rects such that they go around text buffers
for (int i = 0; i < 4; i++) {
alloc_rect_node(c->title_bar.border, &failed);
}
for (int i = 0; i < 5; i++) {
alloc_rect_node(c->title_bar.background, &failed);
}
c->border.tree = alloc_scene_tree(c->scene_tree, &failed);
c->content_tree = alloc_scene_tree(c->border.tree, &failed);
if (view) {
// only containers with views can have borders
c->border.top = alloc_rect_node(c->border.tree, &failed);
c->border.bottom = alloc_rect_node(c->border.tree, &failed);
c->border.left = alloc_rect_node(c->border.tree, &failed);
c->border.right = alloc_rect_node(c->border.tree, &failed);
c->output_handler = wlr_scene_buffer_create(c->border.tree, NULL);
if (!c->output_handler) {
sway_log(SWAY_ERROR, "Failed to allocate a scene node");
failed = true;
}
if (!failed) {
c->output_enter.notify = handle_output_enter;
wl_signal_add(&c->output_handler->events.output_enter,
&c->output_enter);
c->output_leave.notify = handle_output_leave;
wl_signal_add(&c->output_handler->events.output_leave,
&c->output_leave);
c->output_handler->point_accepts_input = handle_point_accepts_input;
}
}
if (!failed && !scene_descriptor_assign(&c->scene_tree->node,
SWAY_SCENE_DESC_CONTAINER, c)) {
failed = true;
}
if (failed) {
wlr_scene_node_destroy(&c->scene_tree->node);
free(c);
return NULL;
}
if (!view) {
c->pending.children = create_list();
c->current.children = create_list();
}
c->pending.layout = L_NONE;
c->view = view;
c->alpha = 1.0f;
c->marks = create_list();
wl_signal_init(&c->events.destroy);
wl_signal_emit_mutable(&root->events.new_node, &c->node);
container_update(c);
return c;
}
static bool container_is_focused(struct sway_container *con, void *data) {
return con->current.focused;
}
static bool container_has_focused_child(struct sway_container *con) {
return container_find_child(con, container_is_focused, NULL);
}
static bool container_is_current_parent_focused(struct sway_container *con) {
if (con->current.parent) {
struct sway_container *parent = con->current.parent;
return parent->current.focused || container_is_current_parent_focused(parent);
} else if (con->current.workspace) {
struct sway_workspace *ws = con->current.workspace;
return ws->current.focused;
}
return false;
}
static struct border_colors *container_get_current_colors(
struct sway_container *con) {
struct border_colors *colors;
bool urgent = con->view ?
view_is_urgent(con->view) : container_has_urgent_child(con);
struct sway_container *active_child;
if (con->current.parent) {
active_child = con->current.parent->current.focused_inactive_child;
} else if (con->current.workspace) {
active_child = con->current.workspace->current.focused_inactive_child;
} else {
active_child = NULL;
}
if (urgent) {
colors = &config->border_colors.urgent;
} else if (con->current.focused || container_is_current_parent_focused(con)) {
colors = &config->border_colors.focused;
} else if (config->has_focused_tab_title && container_has_focused_child(con)) {
colors = &config->border_colors.focused_tab_title;
} else if (con == active_child) {
colors = &config->border_colors.focused_inactive;
} else {
colors = &config->border_colors.unfocused;
}
return colors;
}
static bool container_is_current_floating(struct sway_container *container) {
if (!container->current.parent && container->current.workspace &&
list_find(container->current.workspace->floating, container) != -1) {
return true;
}
if (container->scratchpad) {
return true;
}
return false;
}
// scene rect wants premultiplied colors
static void scene_rect_set_color(struct wlr_scene_rect *rect,
const float color[4], float opacity) {
const float premultiplied[] = {
color[0] * color[3] * opacity,
color[1] * color[3] * opacity,
color[2] * color[3] * opacity,
color[3] * opacity,
};
wlr_scene_rect_set_color(rect, premultiplied);
}
void container_update(struct sway_container *con) {
struct border_colors *colors = container_get_current_colors(con);
list_t *siblings = NULL;
enum sway_container_layout layout = L_NONE;
float alpha = con->alpha;
if (con->current.parent) {
siblings = con->current.parent->current.children;
layout = con->current.parent->current.layout;
} else if (con->current.workspace) {
siblings = con->current.workspace->current.tiling;
layout = con->current.workspace->current.layout;
}
float bottom[4], right[4];
memcpy(bottom, colors->child_border, sizeof(bottom));
memcpy(right, colors->child_border, sizeof(right));
if (!container_is_current_floating(con) && siblings && siblings->length == 1) {
if (layout == L_HORIZ) {
memcpy(right, colors->indicator, sizeof(right));
} else if (layout == L_VERT) {
memcpy(bottom, colors->indicator, sizeof(bottom));
}
}
struct wlr_scene_node *node;
wl_list_for_each(node, &con->title_bar.border->children, link) {
struct wlr_scene_rect *rect = wlr_scene_rect_from_node(node);
scene_rect_set_color(rect, colors->border, alpha);
}
wl_list_for_each(node, &con->title_bar.background->children, link) {
struct wlr_scene_rect *rect = wlr_scene_rect_from_node(node);
scene_rect_set_color(rect, colors->background, alpha);
}
if (con->view) {
scene_rect_set_color(con->border.top, colors->child_border, alpha);
scene_rect_set_color(con->border.bottom, bottom, alpha);
scene_rect_set_color(con->border.left, colors->child_border, alpha);
scene_rect_set_color(con->border.right, right, alpha);
}
if (con->title_bar.title_text) {
sway_text_node_set_color(con->title_bar.title_text, colors->text);
sway_text_node_set_background(con->title_bar.title_text, colors->background);
}
if (con->title_bar.marks_text) {
sway_text_node_set_color(con->title_bar.marks_text, colors->text);
sway_text_node_set_background(con->title_bar.marks_text, colors->background);
}
}
void container_update_itself_and_parents(struct sway_container *con) {
container_update(con);
if (con->current.parent) {
container_update_itself_and_parents(con->current.parent);
}
}
static void update_rect_list(struct wlr_scene_tree *tree, pixman_region32_t *region) {
int len;
const pixman_box32_t *rects = pixman_region32_rectangles(region, &len);
wlr_scene_node_set_enabled(&tree->node, len > 0);
if (len == 0) {
return;
}
int i = 0;
struct wlr_scene_node *node;
wl_list_for_each(node, &tree->children, link) {
struct wlr_scene_rect *rect = wlr_scene_rect_from_node(node);
wlr_scene_node_set_enabled(&rect->node, i < len);
if (i < len) {
const pixman_box32_t *box = &rects[i++];
wlr_scene_node_set_position(&rect->node, box->x1, box->y1);
wlr_scene_rect_set_size(rect, box->x2 - box->x1, box->y2 - box->y1);
}
}
}
void container_arrange_title_bar(struct sway_container *con) {
enum alignment title_align = config->title_align;
int marks_buffer_width = 0;
int width = con->title_width;
int height = container_titlebar_height();
pixman_region32_t text_area;
pixman_region32_init(&text_area);
if (con->title_bar.marks_text) {
struct sway_text_node *node = con->title_bar.marks_text;
marks_buffer_width = node->width;
int h_padding;
if (title_align == ALIGN_RIGHT) {
h_padding = config->titlebar_h_padding;
} else {
h_padding = width - config->titlebar_h_padding - marks_buffer_width;
}
h_padding = MAX(h_padding, 0);
int alloc_width = MIN((int)node->width,
width - h_padding - config->titlebar_h_padding);
sway_text_node_set_max_width(node, alloc_width);
wlr_scene_node_set_position(node->node,
h_padding, (height - node->height) >> 1);
pixman_region32_union_rect(&text_area, &text_area,
node->node->x, node->node->y, alloc_width, node->height);
}
if (con->title_bar.title_text) {
struct sway_text_node *node = con->title_bar.title_text;
int h_padding;
if (title_align == ALIGN_RIGHT) {
h_padding = width - config->titlebar_h_padding - node->width;
} else if (title_align == ALIGN_CENTER) {
h_padding = ((int)width - marks_buffer_width - node->width) >> 1;
} else {
h_padding = config->titlebar_h_padding;
}
h_padding = MAX(h_padding, 0);
int alloc_width = MIN((int) node->width,
width - h_padding - config->titlebar_h_padding);
sway_text_node_set_max_width(node, alloc_width);
wlr_scene_node_set_position(node->node,
h_padding, (height - node->height) >> 1);
pixman_region32_union_rect(&text_area, &text_area,
node->node->x, node->node->y, alloc_width, node->height);
}
// silence pixman errors
if (width <= 0 || height <= 0) {
pixman_region32_fini(&text_area);
return;
}
pixman_region32_t background, border;
int thickness = config->titlebar_border_thickness;
pixman_region32_init_rect(&background,
thickness, thickness,
width - thickness * 2, height - thickness * 2);
pixman_region32_init_rect(&border, 0, 0, width, height);
pixman_region32_subtract(&border, &border, &background);
pixman_region32_subtract(&background, &background, &text_area);
pixman_region32_fini(&text_area);
update_rect_list(con->title_bar.background, &background);
pixman_region32_fini(&background);
update_rect_list(con->title_bar.border, &border);
pixman_region32_fini(&border);
container_update(con);
}
void container_update_marks(struct sway_container *con) {
char *buffer = NULL;
if (config->show_marks && con->marks->length) {
size_t len = 0;
for (int i = 0; i < con->marks->length; ++i) {
char *mark = con->marks->items[i];
if (mark[0] != '_') {
len += strlen(mark) + 2;
}
}
buffer = calloc(len + 1, 1);
char *part = malloc(len + 1);
if (!sway_assert(buffer && part, "Unable to allocate memory")) {
free(buffer);
return;
}
for (int i = 0; i < con->marks->length; ++i) {
char *mark = con->marks->items[i];
if (mark[0] != '_') {
snprintf(part, len + 1, "[%s]", mark);
strcat(buffer, part);
}
}
free(part);
}
if (!buffer) {
if (con->title_bar.marks_text) {
wlr_scene_node_destroy(con->title_bar.marks_text->node);
con->title_bar.marks_text = NULL;
}
} else if (!con->title_bar.marks_text) {
struct border_colors *colors = container_get_current_colors(con);
con->title_bar.marks_text = sway_text_node_create(con->title_bar.tree,
buffer, colors->text, false);
} else {
sway_text_node_set_text(con->title_bar.marks_text, buffer);
}
container_arrange_title_bar(con);
free(buffer);
}
void container_update_title_bar(struct sway_container *con) {
if (!con->formatted_title) {
return;
}
struct border_colors *colors = container_get_current_colors(con);
if (con->title_bar.title_text) {
wlr_scene_node_destroy(con->title_bar.title_text->node);
con->title_bar.title_text = NULL;
}
con->title_bar.title_text = sway_text_node_create(con->title_bar.tree,
con->formatted_title, colors->text, config->pango_markup);
// we always have to remake these text buffers completely for text font
// changes etc...
if (con->title_bar.marks_text) {
wlr_scene_node_destroy(con->title_bar.marks_text->node);
con->title_bar.marks_text = NULL;
}
container_update_marks(con);
container_arrange_title_bar(con);
}
void container_destroy(struct sway_container *con) {
if (!sway_assert(con->node.destroying,
"Tried to free container which wasn't marked as destroying")) {
return;
}
if (!sway_assert(con->node.ntxnrefs == 0, "Tried to free container "
"which is still referenced by transactions")) {
return;
}
free(con->title);
free(con->formatted_title);
list_free(con->pending.children);
list_free(con->current.children);
list_free_items_and_destroy(con->marks);
if (con->view && con->view->container == con) {
con->view->container = NULL;
wlr_scene_node_destroy(&con->output_handler->node);
if (con->view->destroying) {
view_destroy(con->view);
}
}
scene_node_disown_children(con->content_tree);
wlr_scene_node_destroy(&con->scene_tree->node);
free(con);
}
void container_begin_destroy(struct sway_container *con) {
if (con->view) {
ipc_event_window(con, "close");
}
// The workspace must have the fullscreen pointer cleared so that the
// seat code can find an appropriate new focus.
if (con->pending.fullscreen_mode == FULLSCREEN_WORKSPACE && con->pending.workspace) {
con->pending.workspace->fullscreen = NULL;
}
if (con->scratchpad && con->pending.fullscreen_mode == FULLSCREEN_GLOBAL) {
container_fullscreen_disable(con);
}
wl_signal_emit_mutable(&con->node.events.destroy, &con->node);
container_end_mouse_operation(con);
con->node.destroying = true;
node_set_dirty(&con->node);
if (con->scratchpad) {
root_scratchpad_remove_container(con);
}
if (con->pending.fullscreen_mode == FULLSCREEN_GLOBAL) {
container_fullscreen_disable(con);
}
if (con->pending.parent || con->pending.workspace) {
container_detach(con);
}
}
void container_reap_empty(struct sway_container *con) {
if (con->view) {
return;
}
struct sway_workspace *ws = con->pending.workspace;
while (con) {
if (con->pending.children->length) {
return;
}
struct sway_container *parent = con->pending.parent;
container_begin_destroy(con);
con = parent;
}
if (ws) {
workspace_consider_destroy(ws);
}
}
struct sway_container *container_flatten(struct sway_container *container) {
if (container->view) {
return NULL;
}
while (container && container->pending.children->length == 1) {
struct sway_container *child = container->pending.children->items[0];
struct sway_container *parent = container->pending.parent;
container_replace(container, child);
container_begin_destroy(container);
container = parent;
}
return container;
}
struct sway_container *container_find_child(struct sway_container *container,
bool (*test)(struct sway_container *con, void *data), void *data) {
if (!container->pending.children) {
return NULL;
}
for (int i = 0; i < container->pending.children->length; ++i) {
struct sway_container *child = container->pending.children->items[i];
if (test(child, data)) {
return child;
}
struct sway_container *res = container_find_child(child, test, data);
if (res) {
return res;
}
}
return NULL;
}
void container_for_each_child(struct sway_container *container,
void (*f)(struct sway_container *container, void *data),
void *data) {
if (container->pending.children) {
for (int i = 0; i < container->pending.children->length; ++i) {
struct sway_container *child = container->pending.children->items[i];
f(child, data);
container_for_each_child(child, f, data);
}
}
}
struct sway_container *container_obstructing_fullscreen_container(struct sway_container *container)
{
struct sway_workspace *workspace = container->pending.workspace;
if (workspace && workspace->fullscreen && !container_is_fullscreen_or_child(container)) {
if (container_is_transient_for(container, workspace->fullscreen)) {
return NULL;
}
return workspace->fullscreen;
}
struct sway_container *fullscreen_global = root->fullscreen_global;
if (fullscreen_global && container != fullscreen_global && !container_has_ancestor(container, fullscreen_global)) {
if (container_is_transient_for(container, fullscreen_global)) {
return NULL;
}
return fullscreen_global;
}
return NULL;
}
bool container_has_ancestor(struct sway_container *descendant,
struct sway_container *ancestor) {
while (descendant) {
descendant = descendant->pending.parent;
if (descendant == ancestor) {
return true;
}
}
return false;
}
/**
* Calculate and return the length of the tree representation.
* An example tree representation is: V[Terminal, Firefox]
* If buffer is not NULL, also populate the buffer with the representation.
*/
size_t container_build_representation(enum sway_container_layout layout,
list_t *children, char *buffer) {
size_t len = 2;
switch (layout) {
case L_VERT:
lenient_strcat(buffer, "V[");
break;
case L_HORIZ:
lenient_strcat(buffer, "H[");
break;
case L_TABBED:
lenient_strcat(buffer, "T[");
break;
case L_STACKED:
lenient_strcat(buffer, "S[");
break;
case L_NONE:
lenient_strcat(buffer, "D[");
break;
}
for (int i = 0; i < children->length; ++i) {
if (i != 0) {
++len;
lenient_strcat(buffer, " ");
}
struct sway_container *child = children->items[i];
const char *identifier = NULL;
if (child->view) {
identifier = view_get_class(child->view);
if (!identifier) {
identifier = view_get_app_id(child->view);
}
} else {
identifier = child->formatted_title;
}
if (identifier) {
len += strlen(identifier);
lenient_strcat(buffer, identifier);
} else {
len += 6;
lenient_strcat(buffer, "(null)");
}
}
++len;
lenient_strcat(buffer, "]");
return len;
}
void container_update_representation(struct sway_container *con) {
if (!con->view) {
size_t len = container_build_representation(con->pending.layout,
con->pending.children, NULL);
free(con->formatted_title);
con->formatted_title = calloc(len + 1, sizeof(char));
if (!sway_assert(con->formatted_title,
"Unable to allocate title string")) {
return;
}
container_build_representation(con->pending.layout, con->pending.children,
con->formatted_title);
if (con->title_bar.title_text) {
sway_text_node_set_text(con->title_bar.title_text, con->formatted_title);
container_arrange_title_bar(con);
} else {
container_update_title_bar(con);
}
}
if (con->pending.parent) {
container_update_representation(con->pending.parent);
} else if (con->pending.workspace) {
workspace_update_representation(con->pending.workspace);
}
}
size_t container_titlebar_height(void) {
return config->font_height + config->titlebar_v_padding * 2;
}
void floating_calculate_constraints(int *min_width, int *max_width,
int *min_height, int *max_height) {
if (config->floating_minimum_width == -1) { // no minimum
*min_width = 0;
} else if (config->floating_minimum_width == 0) { // automatic
*min_width = 75;
} else {
*min_width = config->floating_minimum_width;
}
if (config->floating_minimum_height == -1) { // no minimum
*min_height = 0;
} else if (config->floating_minimum_height == 0) { // automatic
*min_height = 50;
} else {
*min_height = config->floating_minimum_height;
}
struct wlr_box box;
wlr_output_layout_get_box(root->output_layout, NULL, &box);
if (config->floating_maximum_width == -1) { // no maximum
*max_width = INT_MAX;
} else if (config->floating_maximum_width == 0) { // automatic
*max_width = box.width;
} else {
*max_width = config->floating_maximum_width;
}
if (config->floating_maximum_height == -1) { // no maximum
*max_height = INT_MAX;
} else if (config->floating_maximum_height == 0) { // automatic
*max_height = box.height;
} else {
*max_height = config->floating_maximum_height;
}
}
void floating_fix_coordinates(struct sway_container *con, struct wlr_box *old, struct wlr_box *new) {
if (!old->width || !old->height) {
// Fall back to centering on the workspace.
container_floating_move_to_center(con);
} else {
int rel_x = con->pending.x - old->x + (con->pending.width / 2);
int rel_y = con->pending.y - old->y + (con->pending.height / 2);
con->pending.x = new->x + (double)(rel_x * new->width) / old->width - (con->pending.width / 2);
con->pending.y = new->y + (double)(rel_y * new->height) / old->height - (con->pending.height / 2);
sway_log(SWAY_DEBUG, "Transformed container %p to coords (%f, %f)", con, con->pending.x, con->pending.y);
}
}
static void floating_natural_resize(struct sway_container *con) {
int min_width, max_width, min_height, max_height;
floating_calculate_constraints(&min_width, &max_width,
&min_height, &max_height);
if (!con->view) {
con->pending.width = fmax(min_width, fmin(con->pending.width, max_width));
con->pending.height = fmax(min_height, fmin(con->pending.height, max_height));
} else {
struct sway_view *view = con->view;
con->pending.content_width =
fmax(min_width, fmin(view->natural_width, max_width));
con->pending.content_height =
fmax(min_height, fmin(view->natural_height, max_height));
container_set_geometry_from_content(con);
}
}
void container_floating_resize_and_center(struct sway_container *con) {
struct sway_workspace *ws = con->pending.workspace;
if (!ws) {
// On scratchpad, just resize
floating_natural_resize(con);
return;
}
struct wlr_box ob;
wlr_output_layout_get_box(root->output_layout, ws->output->wlr_output, &ob);
if (wlr_box_empty(&ob)) {
// On NOOP output. Will be called again when moved to an output
con->pending.x = 0;
con->pending.y = 0;
con->pending.width = 0;
con->pending.height = 0;
return;
}
floating_natural_resize(con);
if (!con->view) {
if (con->pending.width > ws->width || con->pending.height > ws->height) {
con->pending.x = ob.x + (ob.width - con->pending.width) / 2;
con->pending.y = ob.y + (ob.height - con->pending.height) / 2;
} else {
con->pending.x = ws->x + (ws->width - con->pending.width) / 2;
con->pending.y = ws->y + (ws->height - con->pending.height) / 2;
}
} else {
if (con->pending.content_width > ws->width
|| con->pending.content_height > ws->height) {
con->pending.content_x = ob.x + (ob.width - con->pending.content_width) / 2;
con->pending.content_y = ob.y + (ob.height - con->pending.content_height) / 2;
} else {
con->pending.content_x = ws->x + (ws->width - con->pending.content_width) / 2;
con->pending.content_y = ws->y + (ws->height - con->pending.content_height) / 2;
}
// If the view's border is B_NONE then these properties are ignored.
con->pending.border_top = con->pending.border_bottom = true;
con->pending.border_left = con->pending.border_right = true;
container_set_geometry_from_content(con);
}
}
void container_floating_set_default_size(struct sway_container *con) {
if (!sway_assert(con->pending.workspace, "Expected a container on a workspace")) {
return;
}
int min_width, max_width, min_height, max_height;
floating_calculate_constraints(&min_width, &max_width,
&min_height, &max_height);
struct wlr_box box;
workspace_get_box(con->pending.workspace, &box);
double width = fmax(min_width, fmin(box.width * 0.5, max_width));
double height = fmax(min_height, fmin(box.height * 0.75, max_height));
if (!con->view) {
con->pending.width = width;
con->pending.height = height;
} else {
con->pending.content_width = width;
con->pending.content_height = height;
container_set_geometry_from_content(con);
}
}
/**
* Indicate to clients in this container that they are participating in (or
* have just finished) an interactive resize
*/
void container_set_resizing(struct sway_container *con, bool resizing) {
if (!con) {
return;
}
if (con->view) {
if (con->view->impl->set_resizing) {
con->view->impl->set_resizing(con->view, resizing);
}
} else {
for (int i = 0; i < con->pending.children->length; ++i ) {
struct sway_container *child = con->pending.children->items[i];
container_set_resizing(child, resizing);
}
}
}
void container_set_floating(struct sway_container *container, bool enable) {
if (container_is_floating(container) == enable) {
return;
}
struct sway_seat *seat = input_manager_current_seat();
struct sway_workspace *workspace = container->pending.workspace;
struct sway_container *focus = seat_get_focused_container(seat);
bool set_focus = focus == container;
if (enable) {
struct sway_container *old_parent = container->pending.parent;
container_detach(container);
workspace_add_floating(workspace, container);
if (container->view) {
view_set_tiled(container->view, false);
if (container->view->using_csd) {
container->saved_border = container->pending.border;
container->pending.border = B_CSD;
if (container->view->xdg_decoration) {
struct sway_xdg_decoration *deco = container->view->xdg_decoration;
wlr_xdg_toplevel_decoration_v1_set_mode(deco->wlr_xdg_decoration,
WLR_XDG_TOPLEVEL_DECORATION_V1_MODE_CLIENT_SIDE);
}
}
}
container_floating_set_default_size(container);
container_floating_resize_and_center(container);
if (old_parent) {
if (set_focus) {
seat_set_raw_focus(seat, &old_parent->node);
seat_set_raw_focus(seat, &container->node);
}
container_reap_empty(old_parent);
}
} else {
// Returning to tiled
if (container->scratchpad) {
root_scratchpad_remove_container(container);
}
container_detach(container);
struct sway_container *reference =
seat_get_focus_inactive_tiling(seat, workspace);
if (reference) {
if (reference->view) {
container_add_sibling(reference, container, 1);
} else {
container_add_child(reference, container);
}
container->pending.width = reference->pending.width;
container->pending.height = reference->pending.height;
} else {
struct sway_container *other =
workspace_add_tiling(workspace, container);
other->pending.width = workspace->width;
other->pending.height = workspace->height;
}
if (container->view) {
view_set_tiled(container->view, true);
if (container->view->using_csd) {
container->pending.border = container->saved_border;
if (container->view->xdg_decoration) {
struct sway_xdg_decoration *deco = container->view->xdg_decoration;
wlr_xdg_toplevel_decoration_v1_set_mode(deco->wlr_xdg_decoration,
WLR_XDG_TOPLEVEL_DECORATION_V1_MODE_SERVER_SIDE);
}
}
}
container->width_fraction = 0;
container->height_fraction = 0;
}
container_end_mouse_operation(container);
ipc_event_window(container, "floating");
}
void container_set_geometry_from_content(struct sway_container *con) {
if (!sway_assert(con->view, "Expected a view")) {
return;
}
if (!sway_assert(container_is_floating(con), "Expected a floating view")) {
return;
}
size_t border_width = 0;
size_t top = 0;
if (con->pending.border != B_CSD && !con->pending.fullscreen_mode) {
border_width = con->pending.border_thickness * (con->pending.border != B_NONE);
top = con->pending.border == B_NORMAL ?
container_titlebar_height() : border_width;
}
con->pending.x = con->pending.content_x - border_width;
con->pending.y = con->pending.content_y - top;
con->pending.width = con->pending.content_width + border_width * 2;
con->pending.height = top + con->pending.content_height + border_width;
node_set_dirty(&con->node);
}
bool container_is_floating(struct sway_container *container) {
if (!container->pending.parent && container->pending.workspace &&
list_find(container->pending.workspace->floating, container) != -1) {
return true;
}
if (container->scratchpad) {
return true;
}
return false;
}
void container_get_box(struct sway_container *container, struct wlr_box *box) {
box->x = container->pending.x;
box->y = container->pending.y;
box->width = container->pending.width;
box->height = container->pending.height;
}
/**
* Translate the container's position as well as all children.
*/
void container_floating_translate(struct sway_container *con,
double x_amount, double y_amount) {
con->pending.x += x_amount;
con->pending.y += y_amount;
con->pending.content_x += x_amount;
con->pending.content_y += y_amount;
if (con->pending.children) {
for (int i = 0; i < con->pending.children->length; ++i) {
struct sway_container *child = con->pending.children->items[i];
container_floating_translate(child, x_amount, y_amount);
}
}
node_set_dirty(&con->node);
}
/**
* Choose an output for the floating container's new position.
*
* If the center of the container intersects an output then we'll choose that
* one, otherwise we'll choose whichever output is closest to the container's
* center.
*/
struct sway_output *container_floating_find_output(struct sway_container *con) {
double center_x = con->pending.x + con->pending.width / 2;
double center_y = con->pending.y + con->pending.height / 2;
struct sway_output *closest_output = NULL;
double closest_distance = DBL_MAX;
for (int i = 0; i < root->outputs->length; ++i) {
struct sway_output *output = root->outputs->items[i];
struct wlr_box output_box;
double closest_x, closest_y;
output_get_box(output, &output_box);
wlr_box_closest_point(&output_box, center_x, center_y,
&closest_x, &closest_y);
if (center_x == closest_x && center_y == closest_y) {
// The center of the floating container is on this output
return output;
}
double x_dist = closest_x - center_x;
double y_dist = closest_y - center_y;
double distance = x_dist * x_dist + y_dist * y_dist;
if (distance < closest_distance) {
closest_output = output;
closest_distance = distance;
}
}
return closest_output;
}
void container_floating_move_to(struct sway_container *con,
double lx, double ly) {
if (!sway_assert(container_is_floating(con),
"Expected a floating container")) {
return;
}
container_floating_translate(con, lx - con->pending.x, ly - con->pending.y);
if (container_is_scratchpad_hidden(con)) {
return;
}
struct sway_workspace *old_workspace = con->pending.workspace;
struct sway_output *new_output = container_floating_find_output(con);
if (!sway_assert(new_output, "Unable to find any output")) {
return;
}
struct sway_workspace *new_workspace =
output_get_active_workspace(new_output);
if (new_workspace && old_workspace != new_workspace) {
container_detach(con);
workspace_add_floating(new_workspace, con);
arrange_workspace(old_workspace);
arrange_workspace(new_workspace);
// If the moved container was a visible scratchpad container, then
// update its transform.
if (con->scratchpad) {
struct wlr_box output_box;
output_get_box(new_output, &output_box);
con->transform = output_box;
}
workspace_detect_urgent(old_workspace);
workspace_detect_urgent(new_workspace);
}
}
void container_floating_move_to_center(struct sway_container *con) {
if (!sway_assert(container_is_floating(con),
"Expected a floating container")) {
return;
}
struct sway_workspace *ws = con->pending.workspace;
double new_lx = ws->x + (ws->width - con->pending.width) / 2;
double new_ly = ws->y + (ws->height - con->pending.height) / 2;
container_floating_translate(con, new_lx - con->pending.x, new_ly - con->pending.y);
}
static bool find_urgent_iterator(struct sway_container *con, void *data) {
return con->view && view_is_urgent(con->view);
}
bool container_has_urgent_child(struct sway_container *container) {
return container_find_child(container, find_urgent_iterator, NULL);
}
void container_end_mouse_operation(struct sway_container *container) {
struct sway_seat *seat;
wl_list_for_each(seat, &server.input->seats, link) {
seatop_unref(seat, container);
}
}
static void set_fullscreen(struct sway_container *con, bool enable) {
if (!con->view) {
return;
}
if (con->view->impl->set_fullscreen) {
con->view->impl->set_fullscreen(con->view, enable);
if (con->view->foreign_toplevel) {
wlr_foreign_toplevel_handle_v1_set_fullscreen(
con->view->foreign_toplevel, enable);
}
}
}
static void container_fullscreen_workspace(struct sway_container *con) {
if (!sway_assert(con->pending.fullscreen_mode == FULLSCREEN_NONE,
"Expected a non-fullscreen container")) {
return;
}
set_fullscreen(con, true);
con->pending.fullscreen_mode = FULLSCREEN_WORKSPACE;
con->saved_x = con->pending.x;
con->saved_y = con->pending.y;
con->saved_width = con->pending.width;
con->saved_height = con->pending.height;
if (con->pending.workspace) {
con->pending.workspace->fullscreen = con;
struct sway_seat *seat;
struct sway_workspace *focus_ws;
wl_list_for_each(seat, &server.input->seats, link) {
focus_ws = seat_get_focused_workspace(seat);
if (focus_ws == con->pending.workspace) {
seat_set_focus_container(seat, con);
} else {
struct sway_node *focus =
seat_get_focus_inactive(seat, &root->node);
seat_set_raw_focus(seat, &con->node);
seat_set_raw_focus(seat, focus);
}
}
}
container_end_mouse_operation(con);
ipc_event_window(con, "fullscreen_mode");
}
static void container_fullscreen_global(struct sway_container *con) {
if (!sway_assert(con->pending.fullscreen_mode == FULLSCREEN_NONE,
"Expected a non-fullscreen container")) {
return;
}
set_fullscreen(con, true);
root->fullscreen_global = con;
con->saved_x = con->pending.x;
con->saved_y = con->pending.y;
con->saved_width = con->pending.width;
con->saved_height = con->pending.height;
struct sway_seat *seat;
wl_list_for_each(seat, &server.input->seats, link) {
struct sway_container *focus = seat_get_focused_container(seat);
if (focus && focus != con) {
seat_set_focus_container(seat, con);
}
}
con->pending.fullscreen_mode = FULLSCREEN_GLOBAL;
container_end_mouse_operation(con);
ipc_event_window(con, "fullscreen_mode");
}
void container_fullscreen_disable(struct sway_container *con) {
if (!sway_assert(con->pending.fullscreen_mode != FULLSCREEN_NONE,
"Expected a fullscreen container")) {
return;
}
set_fullscreen(con, false);
if (container_is_floating(con)) {
con->pending.x = con->saved_x;
con->pending.y = con->saved_y;
con->pending.width = con->saved_width;
con->pending.height = con->saved_height;
}
if (con->pending.fullscreen_mode == FULLSCREEN_WORKSPACE) {
if (con->pending.workspace) {
con->pending.workspace->fullscreen = NULL;
if (container_is_floating(con)) {
struct sway_output *output =
container_floating_find_output(con);
if (con->pending.workspace->output != output) {
container_floating_move_to_center(con);
}
}
}
} else {
root->fullscreen_global = NULL;
}
// If the container was mapped as fullscreen and set as floating by
// criteria, it needs to be reinitialized as floating to get the proper
// size and location
if (container_is_floating(con) && (con->pending.width == 0 || con->pending.height == 0)) {
container_floating_resize_and_center(con);
}
con->pending.fullscreen_mode = FULLSCREEN_NONE;
container_end_mouse_operation(con);
ipc_event_window(con, "fullscreen_mode");
if (con->scratchpad) {
struct sway_seat *seat;
wl_list_for_each(seat, &server.input->seats, link) {
struct sway_container *focus = seat_get_focused_container(seat);
if (focus == con || container_has_ancestor(focus, con)) {
seat_set_focus(seat,
seat_get_focus_inactive(seat, &root->node));
}
}
}
}
void container_set_fullscreen(struct sway_container *con,
enum sway_fullscreen_mode mode) {
if (con->pending.fullscreen_mode == mode) {
return;
}
switch (mode) {
case FULLSCREEN_NONE:
container_fullscreen_disable(con);
break;
case FULLSCREEN_WORKSPACE:
if (root->fullscreen_global) {
container_fullscreen_disable(root->fullscreen_global);
}
if (con->pending.workspace && con->pending.workspace->fullscreen) {
container_fullscreen_disable(con->pending.workspace->fullscreen);
}
container_fullscreen_workspace(con);
break;
case FULLSCREEN_GLOBAL:
if (root->fullscreen_global) {
container_fullscreen_disable(root->fullscreen_global);
}
if (con->pending.fullscreen_mode == FULLSCREEN_WORKSPACE) {
container_fullscreen_disable(con);
}
container_fullscreen_global(con);
break;
}
}
struct sway_container *container_toplevel_ancestor(
struct sway_container *container) {
while (container->pending.parent) {
container = container->pending.parent;
}
return container;
}
bool container_is_floating_or_child(struct sway_container *container) {
return container_is_floating(container_toplevel_ancestor(container));
}
bool container_is_fullscreen_or_child(struct sway_container *container) {
do {
if (container->pending.fullscreen_mode) {
return true;
}
container = container->pending.parent;
} while (container);
return false;
}
enum sway_container_layout container_parent_layout(struct sway_container *con) {
if (con->pending.parent) {
return con->pending.parent->pending.layout;
}
if (con->pending.workspace) {
return con->pending.workspace->layout;
}
return L_NONE;
}
list_t *container_get_siblings(struct sway_container *container) {
if (container->pending.parent) {
return container->pending.parent->pending.children;
}
if (!container->pending.workspace) {
return NULL;
}
if (list_find(container->pending.workspace->tiling, container) != -1) {
return container->pending.workspace->tiling;
}
return container->pending.workspace->floating;
}
int container_sibling_index(struct sway_container *child) {
return list_find(container_get_siblings(child), child);
}
void container_handle_fullscreen_reparent(struct sway_container *con) {
if (con->pending.fullscreen_mode != FULLSCREEN_WORKSPACE || !con->pending.workspace ||
con->pending.workspace->fullscreen == con) {
return;
}
if (con->pending.workspace->fullscreen) {
container_fullscreen_disable(con->pending.workspace->fullscreen);
}
con->pending.workspace->fullscreen = con;
arrange_workspace(con->pending.workspace);
}
static void set_workspace(struct sway_container *container, void *data) {
container->pending.workspace = container->pending.parent->pending.workspace;
}
void container_insert_child(struct sway_container *parent,
struct sway_container *child, int i) {
if (child->pending.workspace) {
container_detach(child);
}
list_insert(parent->pending.children, i, child);
child->pending.parent = parent;
child->pending.workspace = parent->pending.workspace;
container_for_each_child(child, set_workspace, NULL);
container_handle_fullscreen_reparent(child);
container_update_representation(parent);
}
void container_add_sibling(struct sway_container *fixed,
struct sway_container *active, bool after) {
if (active->pending.workspace) {
container_detach(active);
}
list_t *siblings = container_get_siblings(fixed);
int index = list_find(siblings, fixed);
list_insert(siblings, index + after, active);
active->pending.parent = fixed->pending.parent;
active->pending.workspace = fixed->pending.workspace;
container_for_each_child(active, set_workspace, NULL);
container_handle_fullscreen_reparent(active);
container_update_representation(active);
}
void container_add_child(struct sway_container *parent,
struct sway_container *child) {
if (child->pending.workspace) {
container_detach(child);
}
list_add(parent->pending.children, child);
child->pending.parent = parent;
child->pending.workspace = parent->pending.workspace;
container_for_each_child(child, set_workspace, NULL);
container_handle_fullscreen_reparent(child);
container_update_representation(parent);
node_set_dirty(&child->node);
node_set_dirty(&parent->node);
}
void container_detach(struct sway_container *child) {
if (child->pending.fullscreen_mode == FULLSCREEN_WORKSPACE) {
child->pending.workspace->fullscreen = NULL;
}
if (child->pending.fullscreen_mode == FULLSCREEN_GLOBAL) {
root->fullscreen_global = NULL;
}
struct sway_container *old_parent = child->pending.parent;
struct sway_workspace *old_workspace = child->pending.workspace;
list_t *siblings = container_get_siblings(child);
if (siblings) {
int index = list_find(siblings, child);
if (index != -1) {
list_del(siblings, index);
}
}
child->pending.parent = NULL;
child->pending.workspace = NULL;
container_for_each_child(child, set_workspace, NULL);
if (old_parent) {
container_update_representation(old_parent);
node_set_dirty(&old_parent->node);
} else if (old_workspace) {
workspace_update_representation(old_workspace);
node_set_dirty(&old_workspace->node);
}
node_set_dirty(&child->node);
}
void container_replace(struct sway_container *container,
struct sway_container *replacement) {
enum sway_fullscreen_mode fullscreen = container->pending.fullscreen_mode;
bool scratchpad = container->scratchpad;
struct sway_workspace *ws = NULL;
if (fullscreen != FULLSCREEN_NONE) {
container_fullscreen_disable(container);
}
if (scratchpad) {
ws = container->pending.workspace;
root_scratchpad_show(container);
root_scratchpad_remove_container(container);
}
if (container->pending.parent || container->pending.workspace) {
float width_fraction = container->width_fraction;
float height_fraction = container->height_fraction;
container_add_sibling(container, replacement, 1);
container_detach(container);
replacement->width_fraction = width_fraction;
replacement->height_fraction = height_fraction;
}
if (scratchpad) {
root_scratchpad_add_container(replacement, ws);
}
switch (fullscreen) {
case FULLSCREEN_WORKSPACE:
container_fullscreen_workspace(replacement);
break;
case FULLSCREEN_GLOBAL:
container_fullscreen_global(replacement);
break;
case FULLSCREEN_NONE:
// noop
break;
}
}
struct sway_container *container_split(struct sway_container *child,
enum sway_container_layout layout) {
// i3 doesn't split singleton H/V containers
// https://github.com/i3/i3/blob/3cd1c45eba6de073bc4300eebb4e1cc1a0c4479a/src/tree.c#L354
if (child->pending.parent || child->pending.workspace) {
list_t *siblings = container_get_siblings(child);
if (siblings->length == 1) {
enum sway_container_layout current = container_parent_layout(child);
if (container_is_floating(child)) {
current = L_NONE;
}
if (current == L_HORIZ || current == L_VERT) {
if (child->pending.parent) {
child->pending.parent->pending.layout = layout;
container_update_representation(child->pending.parent);
} else {
child->pending.workspace->layout = layout;
workspace_update_representation(child->pending.workspace);
}
return child;
}
}
}
struct sway_seat *seat = input_manager_get_default_seat();
bool set_focus = (seat_get_focus(seat) == &child->node);
if (container_is_floating(child) && child->view) {
view_set_tiled(child->view, true);
if (child->view->using_csd) {
child->pending.border = child->saved_border;
}
}
struct sway_container *cont = container_create(NULL);
cont->pending.width = child->pending.width;
cont->pending.height = child->pending.height;
cont->width_fraction = child->width_fraction;
cont->height_fraction = child->height_fraction;
cont->pending.x = child->pending.x;
cont->pending.y = child->pending.y;
cont->pending.layout = layout;
container_replace(child, cont);
container_add_child(cont, child);
if (set_focus) {
seat_set_raw_focus(seat, &cont->node);
if (cont->pending.fullscreen_mode == FULLSCREEN_GLOBAL) {
seat_set_focus(seat, &child->node);
} else {
seat_set_raw_focus(seat, &child->node);
}
}
return cont;
}
bool container_is_transient_for(struct sway_container *child,
struct sway_container *ancestor) {
return config->popup_during_fullscreen == POPUP_SMART &&
child->view && ancestor->view &&
view_is_transient_for(child->view, ancestor->view);
}
static bool find_by_mark_iterator(struct sway_container *con, void *data) {
char *mark = data;
return container_has_mark(con, mark);
}
struct sway_container *container_find_mark(char *mark) {
return root_find_container(find_by_mark_iterator, mark);
}
bool container_find_and_unmark(char *mark) {
struct sway_container *con = root_find_container(
find_by_mark_iterator, mark);
if (!con) {
return false;
}
for (int i = 0; i < con->marks->length; ++i) {
char *con_mark = con->marks->items[i];
if (strcmp(con_mark, mark) == 0) {
free(con_mark);
list_del(con->marks, i);
container_update_marks(con);
ipc_event_window(con, "mark");
return true;
}
}
return false;
}
void container_clear_marks(struct sway_container *con) {
for (int i = 0; i < con->marks->length; ++i) {
free(con->marks->items[i]);
}
con->marks->length = 0;
ipc_event_window(con, "mark");
}
bool container_has_mark(struct sway_container *con, char *mark) {
for (int i = 0; i < con->marks->length; ++i) {
char *item = con->marks->items[i];
if (strcmp(item, mark) == 0) {
return true;
}
}
return false;
}
void container_add_mark(struct sway_container *con, char *mark) {
list_add(con->marks, strdup(mark));
ipc_event_window(con, "mark");
}
void container_raise_floating(struct sway_container *con) {
// Bring container to front by putting it at the end of the floating list.
struct sway_container *floater = container_toplevel_ancestor(con);
if (container_is_floating(floater) && floater->pending.workspace) {
// it's okay to just raise the scene directly instead of waiting
// for the transaction to go through. We won't be reconfiguring
// surfaces
wlr_scene_node_raise_to_top(&floater->scene_tree->node);
list_move_to_end(floater->pending.workspace->floating, floater);
node_set_dirty(&floater->pending.workspace->node);
}
}
bool container_is_scratchpad_hidden(struct sway_container *con) {
return con->scratchpad && !con->pending.workspace;
}
bool container_is_scratchpad_hidden_or_child(struct sway_container *con) {
con = container_toplevel_ancestor(con);
return con->scratchpad && !con->pending.workspace;
}
bool container_is_sticky(struct sway_container *con) {
return con->is_sticky && container_is_floating(con);
}
bool container_is_sticky_or_child(struct sway_container *con) {
return container_is_sticky(container_toplevel_ancestor(con));
}
static bool is_parallel(enum sway_container_layout first,
enum sway_container_layout second) {
switch (first) {
case L_TABBED:
case L_HORIZ:
return second == L_TABBED || second == L_HORIZ;
case L_STACKED:
case L_VERT:
return second == L_STACKED || second == L_VERT;
default:
return false;
}
}
static bool container_is_squashable(struct sway_container *con,
struct sway_container *child) {
enum sway_container_layout gp_layout = container_parent_layout(con);
return (con->pending.layout == L_HORIZ || con->pending.layout == L_VERT) &&
(child->pending.layout == L_HORIZ || child->pending.layout == L_VERT) &&
!is_parallel(con->pending.layout, child->pending.layout) &&
is_parallel(gp_layout, child->pending.layout);
}
static void container_squash_children(struct sway_container *con) {
for (int i = 0; i < con->pending.children->length; i++) {
struct sway_container *child = con->pending.children->items[i];
i += container_squash(child);
}
}
int container_squash(struct sway_container *con) {
if (!con->pending.children) {
return 0;
}
if (con->pending.children->length != 1) {
container_squash_children(con);
return 0;
}
struct sway_container *child = con->pending.children->items[0];
int idx = container_sibling_index(con);
int change = 0;
if (container_is_squashable(con, child)) {
// con and child are a redundant H/V pair. Destroy them.
while (child->pending.children->length) {
struct sway_container *current = child->pending.children->items[0];
container_detach(current);
if (con->pending.parent) {
container_insert_child(con->pending.parent, current, idx);
} else {
workspace_insert_tiling_direct(con->pending.workspace, current, idx);
}
change++;
}
// This will also destroy con because child was its only child
container_reap_empty(child);
change--;
} else {
container_squash_children(con);
}
return change;
}
static void swap_places(struct sway_container *con1,
struct sway_container *con2) {
struct sway_container *temp = malloc(sizeof(struct sway_container));
temp->pending.x = con1->pending.x;
temp->pending.y = con1->pending.y;
temp->pending.width = con1->pending.width;
temp->pending.height = con1->pending.height;
temp->width_fraction = con1->width_fraction;
temp->height_fraction = con1->height_fraction;
temp->pending.parent = con1->pending.parent;
temp->pending.workspace = con1->pending.workspace;
bool temp_floating = container_is_floating(con1);
con1->pending.x = con2->pending.x;
con1->pending.y = con2->pending.y;
con1->pending.width = con2->pending.width;
con1->pending.height = con2->pending.height;
con1->width_fraction = con2->width_fraction;
con1->height_fraction = con2->height_fraction;
con2->pending.x = temp->pending.x;
con2->pending.y = temp->pending.y;
con2->pending.width = temp->pending.width;
con2->pending.height = temp->pending.height;
con2->width_fraction = temp->width_fraction;
con2->height_fraction = temp->height_fraction;
int temp_index = container_sibling_index(con1);
if (con2->pending.parent) {
container_insert_child(con2->pending.parent, con1,
container_sibling_index(con2));
} else if (container_is_floating(con2)) {
workspace_add_floating(con2->pending.workspace, con1);
} else {
workspace_insert_tiling(con2->pending.workspace, con1,
container_sibling_index(con2));
}
if (temp->pending.parent) {
container_insert_child(temp->pending.parent, con2, temp_index);
} else if (temp_floating) {
workspace_add_floating(temp->pending.workspace, con2);
} else {
workspace_insert_tiling(temp->pending.workspace, con2, temp_index);
}
free(temp);
}
static void swap_focus(struct sway_container *con1,
struct sway_container *con2, struct sway_seat *seat,
struct sway_container *focus) {
if (focus == con1 || focus == con2) {
struct sway_workspace *ws1 = con1->pending.workspace;
struct sway_workspace *ws2 = con2->pending.workspace;
enum sway_container_layout layout1 = container_parent_layout(con1);
enum sway_container_layout layout2 = container_parent_layout(con2);
if (focus == con1 && (layout2 == L_TABBED || layout2 == L_STACKED)) {
if (workspace_is_visible(ws2)) {
seat_set_focus(seat, &con2->node);
}
seat_set_focus_container(seat, ws1 != ws2 ? con2 : con1);
} else if (focus == con2 && (layout1 == L_TABBED
|| layout1 == L_STACKED)) {
if (workspace_is_visible(ws1)) {
seat_set_focus(seat, &con1->node);
}
seat_set_focus_container(seat, ws1 != ws2 ? con1 : con2);
} else if (ws1 != ws2) {
seat_set_focus_container(seat, focus == con1 ? con2 : con1);
} else {
seat_set_focus_container(seat, focus);
}
} else {
seat_set_focus_container(seat, focus);
}
if (root->fullscreen_global) {
seat_set_focus(seat,
seat_get_focus_inactive(seat, &root->fullscreen_global->node));
}
}
void container_swap(struct sway_container *con1, struct sway_container *con2) {
if (!sway_assert(con1 && con2, "Cannot swap with nothing")) {
return;
}
if (!sway_assert(!container_has_ancestor(con1, con2)
&& !container_has_ancestor(con2, con1),
"Cannot swap ancestor and descendant")) {
return;
}
sway_log(SWAY_DEBUG, "Swapping containers %zu and %zu",
con1->node.id, con2->node.id);
bool scratch1 = con1->scratchpad;
bool hidden1 = container_is_scratchpad_hidden(con1);
bool scratch2 = con2->scratchpad;
bool hidden2 = container_is_scratchpad_hidden(con2);
if (scratch1) {
if (hidden1) {
root_scratchpad_show(con1);
}
root_scratchpad_remove_container(con1);
}
if (scratch2) {
if (hidden2) {
root_scratchpad_show(con2);
}
root_scratchpad_remove_container(con2);
}
enum sway_fullscreen_mode fs1 = con1->pending.fullscreen_mode;
if (fs1) {
container_fullscreen_disable(con1);
}
enum sway_fullscreen_mode fs2 = con2->pending.fullscreen_mode;
if (fs2) {
container_fullscreen_disable(con2);
}
struct sway_seat *seat = input_manager_current_seat();
struct sway_container *focus = seat_get_focused_container(seat);
struct sway_workspace *vis1 =
output_get_active_workspace(con1->pending.workspace->output);
struct sway_workspace *vis2 =
output_get_active_workspace(con2->pending.workspace->output);
if (!sway_assert(vis1 && vis2, "con1 or con2 are on an output without a"
"workspace. This should not happen")) {
return;
}
char *stored_prev_name = NULL;
if (seat->prev_workspace_name) {
stored_prev_name = strdup(seat->prev_workspace_name);
}
swap_places(con1, con2);
if (!workspace_is_visible(vis1)) {
seat_set_focus(seat, seat_get_focus_inactive(seat, &vis1->node));
}
if (!workspace_is_visible(vis2)) {
seat_set_focus(seat, seat_get_focus_inactive(seat, &vis2->node));
}
swap_focus(con1, con2, seat, focus);
if (stored_prev_name) {
free(seat->prev_workspace_name);
seat->prev_workspace_name = stored_prev_name;
}
if (scratch1) {
root_scratchpad_add_container(con2, NULL);
if (!hidden1) {
root_scratchpad_show(con2);
}
}
if (scratch2) {
root_scratchpad_add_container(con1, NULL);
if (!hidden2) {
root_scratchpad_show(con1);
}
}
if (fs1) {
container_set_fullscreen(con2, fs1);
}
if (fs2) {
container_set_fullscreen(con1, fs2);
}
}