swayc_t *remove_child(swayc_t *child) {
int i;
swayc_t *parent = child->parent;
if (child->is_floating) {
// Special case for floating views
for (i = 0; i < parent->floating->length; ++i) {
if (parent->floating->items[i] == child) {
list_del(parent->floating, i);
break;
}
}
i = 0;
} else {
for (i = 0; i < parent->children->length; ++i) {
if (parent->children->items[i] == child) {
list_del(parent->children, i);
break;
}
}
}
//Set focused to new container
if (parent->focused == child) {
if (parent->children->length > 0) {
set_focused_container_for(parent, parent->children->items[i?i-1:0]);
} else {
parent->focused = NULL;
}
}
return parent;
}
static void handle_view_state_request(wlc_handle view, enum wlc_view_state_bit state, bool toggle) {
swayc_t *c = NULL;
switch(state) {
case WLC_BIT_FULLSCREEN:
// i3 just lets it become fullscreen
wlc_view_set_state(view, state, toggle);
c = get_swayc_for_handle(view, &root_container);
sway_log(L_DEBUG, "setting view %ld %s, fullscreen %d",view,c->name,toggle);
if (c) {
arrange_windows(c->parent, -1, -1);
// Set it as focused window for that workspace if its going fullscreen
if (toggle) {
swayc_t *ws = c;
while (ws->type != C_WORKSPACE) {
ws = ws->parent;
}
// Set ws focus to c
set_focused_container_for(ws, c);
}
}
break;
case WLC_BIT_MAXIMIZED:
case WLC_BIT_RESIZING:
case WLC_BIT_MOVING:
case WLC_BIT_ACTIVATED:
break;
}
return;
}
swayc_t *new_floating_view(wlc_handle handle) {
const char *title = wlc_view_get_title(handle);
swayc_t *view = new_swayc(C_VIEW);
sway_log(L_DEBUG, "Adding new view %lu:%x:%s as a floating view",
handle, wlc_view_get_type(handle), title);
// Setup values
view->handle = handle;
view->name = title ? strdup(title) : NULL;
view->visible = true;
// Set the geometry of the floating view
const struct wlc_geometry* geometry = wlc_view_get_geometry(handle);
// give it requested geometry, but place in center
view->x = (active_workspace->width - geometry->size.w) / 2;
view->y = (active_workspace->height- geometry->size.h) / 2;
view->width = geometry->size.w;
view->height = geometry->size.h;
view->desired_width = view->width;
view->desired_height = view->height;
view->is_floating = true;
// Case of focused workspace, just create as child of it
list_add(active_workspace->floating, view);
view->parent = active_workspace;
if (active_workspace->focused == NULL) {
set_focused_container_for(active_workspace, view);
}
return view;
}
static void handle_view_state_request(wlc_handle view, enum wlc_view_state_bit state, bool toggle) {
swayc_t *c = swayc_by_handle(view);
switch (state) {
case WLC_BIT_FULLSCREEN:
// i3 just lets it become fullscreen
wlc_view_set_state(view, state, toggle);
if (c) {
sway_log(L_DEBUG, "setting view %ld %s, fullscreen %d", view, c->name, toggle);
arrange_windows(c->parent, -1, -1);
// Set it as focused window for that workspace if its going fullscreen
if (toggle) {
swayc_t *ws = swayc_parent_by_type(c, C_WORKSPACE);
// Set ws focus to c
set_focused_container_for(ws, c);
}
}
break;
case WLC_BIT_MAXIMIZED:
case WLC_BIT_RESIZING:
case WLC_BIT_MOVING:
break;
case WLC_BIT_ACTIVATED:
sway_log(L_DEBUG, "View %p requested to be activated", c);
break;
}
return;
}
void add_floating(swayc_t *ws, swayc_t *child) {
sway_log(L_DEBUG, "Adding %p (%d, %dx%d) to %p (%d, %dx%d)", child, child->type,
child->width, child->height, ws, ws->type, ws->width, ws->height);
list_add(ws->floating, child);
child->parent = ws;
child->is_floating = true;
if (!ws->focused) {
set_focused_container_for(ws, child);
}
}
void add_child(swayc_t *parent, swayc_t *child) {
sway_log(L_DEBUG, "Adding %p (%d, %dx%d) to %p (%d, %dx%d)", child, child->type,
child->width, child->height, parent, parent->type, parent->width, parent->height);
list_add(parent->children, child);
child->parent = parent;
// set focus for this container
if (parent->children->length == 1) {
set_focused_container_for(parent, child);
}
}
swayc_t *replace_child(swayc_t *child, swayc_t *new_child) {
swayc_t *parent = child->parent;
if (parent == NULL) {
return NULL;
}
int i = index_child(parent, child);
parent->children->items[i] = new_child;
new_child->parent = child->parent;
if (child->parent->focused == child) {
set_focused_container_for(child->parent, new_child);
}
child->parent = NULL;
return parent;
}
swayc_t *new_container(swayc_t *child, enum swayc_layouts layout) {
if (!ASSERT_NONNULL(child)) {
return NULL;
}
swayc_t *cont = new_swayc(C_CONTAINER);
sway_log(L_DEBUG, "creating container %p around %p", cont, child);
cont->layout = layout;
cont->width = child->width;
cont->height = child->height;
cont->x = child->x;
cont->y = child->y;
cont->visible = child->visible;
/* Container inherits all of workspaces children, layout and whatnot */
if (child->type == C_WORKSPACE) {
swayc_t *workspace = child;
// reorder focus
cont->focused = workspace->focused;
workspace->focused = cont;
// set all children focu to container
int i;
for (i = 0; i < workspace->children->length; ++i) {
((swayc_t *)workspace->children->items[i])->parent = cont;
}
// Swap children
list_t *tmp_list = workspace->children;
workspace->children = cont->children;
cont->children = tmp_list;
// add container to workspace chidren
add_child(workspace, cont);
// give them proper layouts
cont->layout = workspace->layout;
workspace->layout = layout;
set_focused_container_for(workspace, get_focused_view(workspace));
} else { // Or is built around container
swayc_t *parent = replace_child(child, cont);
if (parent) {
add_child(cont, child);
}
}
return cont;
}
void move_container(swayc_t *container, enum movement_direction dir) {
enum swayc_layouts layout;
if (container->is_floating
|| (container->type != C_VIEW && container->type != C_CONTAINER)) {
return;
}
if (dir == MOVE_UP || dir == MOVE_DOWN) {
layout = L_VERT;
} else if (dir == MOVE_LEFT || dir == MOVE_RIGHT) {
layout = L_HORIZ;
} else {
return;
}
swayc_t *parent = container->parent;
swayc_t *child = container;
bool ascended = false;
while (true) {
sway_log(L_DEBUG, "container:%p, parent:%p, child %p,",
container,parent,child);
if (parent->layout == layout
|| (parent->layout == L_TABBED && layout == L_HORIZ)
|| (parent->layout == L_STACKED && layout == L_VERT)) {
int diff;
// If it has ascended (parent has moved up), no container is removed
// so insert it at index, or index+1.
// if it has not, the moved container is removed, so it needs to be
// inserted at index-1, or index+1
if (ascended) {
diff = dir == MOVE_LEFT || dir == MOVE_UP ? 0 : 1;
} else {
diff = dir == MOVE_LEFT || dir == MOVE_UP ? -1 : 1;
}
int desired = index_child(child) + diff;
// when it has ascended, legal insertion position is 0:len
// when it has not, legal insertion position is 0:len-1
if (desired >= 0 && desired - ascended < parent->children->length) {
if (!ascended) {
child = parent->children->items[desired];
// Move container into sibling container
if (child->type == C_CONTAINER) {
parent = child;
// Insert it in first/last if matching layout, otherwise
// inesrt it next to focused container
if (parent->layout == layout
|| (parent->layout == L_TABBED && layout == L_HORIZ)
|| (parent->layout == L_STACKED && layout == L_VERT)) {
desired = (diff < 0) * parent->children->length;
} else {
desired = index_child(child->focused);
}
//reset geometry
container->width = container->height = 0;
}
}
swayc_t *old_parent = remove_child(container);
insert_child(parent, container, desired);
destroy_container(old_parent);
sway_log(L_DEBUG,"Moving to %p %d",parent, desired);
break;
}
}
// Change parent layout if we need to
if (parent->children->length == 1 && parent->layout != layout) {
parent->layout = layout;
continue;
}
if (parent->type == C_WORKSPACE) {
// We simply cannot move any further.
if (parent->layout == layout) {
break;
}
// Create container around workspace to insert child into
parent = new_container(parent, layout);
}
ascended = true;
child = parent;
parent = child->parent;
}
arrange_windows(parent->parent, -1, -1);
set_focused_container_for(parent->parent, container);
}
