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Added Awesome/Monad type "auto" layouts

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master
wil 8 years ago
parent 6a1df17fb7
commit 97f7d47413
7 changed files with 367 additions and 108 deletions
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17
include/sway/container.h
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@ -37,6 +37,13 @@ enum swayc_layouts {
L_STACKED,
L_TABBED,
L_FLOATING, /**< A psuedo-container, removed from the tree, to hold floating windows */
/* Awesome/Monad style auto layouts */
L_AUTO_LEFT,
L_AUTO_RIGHT,
L_AUTO_TOP,
L_AUTO_BOTTOM,
// Keep last
L_LAYOUTS,
};
@ -144,6 +151,16 @@ struct sway_container {
struct wlc_geometry title_bar_geometry;
struct wlc_geometry actual_geometry;
int border_thickness;
/**
* Number of master views in auto layouts.
*/
uint32_t nb_master;
/**
* Number of slave groups (e.g. columns) in auto layouts.
*/
uint32_t nb_slave_groups;
};
enum visibility_mask {

3
include/sway/layout.h
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@ -75,4 +75,7 @@ void swayc_log(log_importance_t verbosity, swayc_t *cont, const char* format, ..
*/
enum swayc_layouts default_layout(swayc_t *output);
inline bool is_auto_layout(enum swayc_layouts layout) {
return (layout >= L_AUTO_LEFT) && (layout <= L_AUTO_BOTTOM);
}
#endif

20
sway/commands/layout.c
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@ -54,6 +54,26 @@ struct cmd_results *cmd_layout(int argc, char **argv) {
} else {
swayc_change_layout(parent, L_HORIZ);
}
} else if (strcasecmp(argv[0], "auto_left") == 0) {
if (parent->type != C_CONTAINER && !swayc_is_empty_workspace(parent)){
parent = new_container(parent, L_AUTO_LEFT);
}
swayc_change_layout(parent, L_AUTO_LEFT);
} else if (strcasecmp(argv[0], "auto_right") == 0) {
if (parent->type != C_CONTAINER && !swayc_is_empty_workspace(parent)){
parent = new_container(parent, L_AUTO_RIGHT);
}
swayc_change_layout(parent, L_AUTO_RIGHT);
} else if (strcasecmp(argv[0], "auto_top") == 0) {
if (parent->type != C_CONTAINER && !swayc_is_empty_workspace(parent)){
parent = new_container(parent, L_AUTO_TOP);
}
swayc_change_layout(parent, L_AUTO_TOP);
} else if (strcasecmp(argv[0], "auto_bot") == 0) {
if (parent->type != C_CONTAINER && !swayc_is_empty_workspace(parent)){
parent = new_container(parent, L_AUTO_BOTTOM);
}
swayc_change_layout(parent, L_AUTO_BOTTOM);
}
}

2
sway/container.c
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@ -32,6 +32,8 @@ static swayc_t *new_swayc(enum swayc_types type) {
c->layout = L_NONE;
c->workspace_layout = L_NONE;
c->type = type;
c->nb_master = 1;
c->nb_slave_groups = 1;
if (type != C_VIEW) {
c->children = create_list();
}

4
sway/debug_log.c
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@ -38,6 +38,10 @@ static void container_log(const swayc_t *c, int depth) {
c->layout == L_STACKED ? "Stack":
c->layout == L_TABBED ? "Tab":
c->layout == L_FLOATING ? "Float":
c->layout == L_AUTO_LEFT ? "A_lft":
c->layout == L_AUTO_RIGHT ? "A_rgt":
c->layout == L_AUTO_TOP ? "A_top":
c->layout == L_AUTO_BOTTOM ? "A_bot":
"Unknown");
fprintf(stderr, "w:%4.f|h:%4.f|", c->width, c->height);
fprintf(stderr, "x:%4.f|y:%4.f|", c->x, c->y);

292
sway/layout.c
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@ -118,9 +118,13 @@ swayc_t *add_sibling(swayc_t *fixed, swayc_t *active) {
list_add(parent->floating, active);
} else {
int i = index_child(fixed);
if (is_auto_layout(parent->layout)) {
list_add(parent->children, active);
} else {
list_insert(parent->children, i + 1, active);
}
}
}
active->parent = parent;
// focus new child
parent->focused = active;
@ -769,6 +773,26 @@ void update_geometry(swayc_t *container) {
}
}
/**
* Layout application prototypes
*/
static void apply_horiz_layout(swayc_t *container, const double x,
const double y, const double width,
const double height, const int start,
const int end);
static void apply_vert_layout(swayc_t *container, const double x,
const double y, const double width,
const double height, const int start,
const int end);
static void apply_tabbed_or_stacked_layout(swayc_t *container, double x,
double y, double width,
double height);
static void apply_auto_layout(swayc_t *container, const double x, const double y,
const double width, const double height,
enum swayc_layouts group_layout,
bool master_first);
static void arrange_windows_r(swayc_t *container, double width, double height) {
int i;
if (width == -1 || height == -1) {
@ -776,14 +800,15 @@ static void arrange_windows_r(swayc_t *container, double width, double height) {
width = container->width;
height = container->height;
}
// pixels are indivisable. if we don't round the pixels, then the view
// pixels are indivisible. if we don't round the pixels, then the view
// calculations will be off (e.g. 50.5 + 50.5 = 101, but in reality it's
// 50 + 50 = 100). doing it here cascades properly to all width/height/x/y.
width = floor(width);
height = floor(height);
sway_log(L_DEBUG, "Arranging layout for %p %s %fx%f+%f,%f", container,
container->name, container->width, container->height, container->x, container->y);
container->name, container->width, container->height, container->x,
container->y);
double x = 0, y = 0;
switch (container->type) {
@ -895,16 +920,63 @@ static void arrange_windows_r(swayc_t *container, double width, double height) {
break;
}
double scale = 0;
switch (container->layout) {
case L_HORIZ:
default:
apply_horiz_layout(container, x, y, width, height, 0,
container->children->length);
break;
case L_VERT:
apply_vert_layout(container, x, y, width, height, 0,
container->children->length);
break;
case L_TABBED:
case L_STACKED:
apply_tabbed_or_stacked_layout(container, x, y, width, height);
break;
case L_AUTO_LEFT:
apply_auto_layout(container, x, y, width, height, L_VERT, true);
break;
case L_AUTO_RIGHT:
apply_auto_layout(container, x, y, width, height, L_VERT, false);
break;
case L_AUTO_TOP:
apply_auto_layout(container, x, y, width, height, L_HORIZ, true);
break;
case L_AUTO_BOTTOM:
apply_auto_layout(container, x, y, width, height, L_HORIZ, false);
break;
}
// Arrage floating layouts for workspaces last
if (container->type == C_WORKSPACE) {
for (int i = 0; i < container->floating->length; ++i) {
swayc_t *view = container->floating->items[i];
if (view->type == C_VIEW) {
update_geometry(view);
sway_log(L_DEBUG, "Set floating view to %.f x %.f @ %.f, %.f",
view->width, view->height, view->x, view->y);
if (swayc_is_fullscreen(view)) {
wlc_view_bring_to_front(view->handle);
} else if (!container->focused ||
!swayc_is_fullscreen(container->focused)) {
wlc_view_bring_to_front(view->handle);
}
}
}
}
}
void apply_horiz_layout(swayc_t *container, const double x, const double y,
const double width, const double height,
const int start, const int end) {
double scale = 0;
// Calculate total width
for (i = 0; i < container->children->length; ++i) {
for (int i = start; i < end; ++i) {
double *old_width = &((swayc_t *)container->children->items[i])->width;
if (*old_width <= 0) {
if (container->children->length > 1) {
*old_width = width / (container->children->length - 1);
if (end - start > 1) {
*old_width = width / (end - start - 1);
} else {
*old_width = width;
}
@ -913,27 +985,30 @@ static void arrange_windows_r(swayc_t *container, double width, double height) {
}
// Resize windows
double child_x = x;
if (scale > 0.1) {
scale = width / scale;
sway_log(L_DEBUG, "Arranging %p horizontally", container);
swayc_t *focused = NULL;
for (i = 0; i < container->children->length; ++i) {
for (int i = start; i < end; ++i) {
swayc_t *child = container->children->items[i];
sway_log(L_DEBUG, "Calculating arrangement for %p:%d (will scale %f by %f)", child, child->type, width, scale);
child->x = x;
sway_log(L_DEBUG,
"Calculating arrangement for %p:%d (will scale %f by %f)", child,
child->type, width, scale);
child->x = child_x;
child->y = y;
if (child == container->focused) {
focused = child;
}
if (i == container->children->length - 1) {
double remaining_width = container->x + width - x;
if (i == end - 1) {
double remaining_width = x + width - child_x;
arrange_windows_r(child, remaining_width, height);
} else {
arrange_windows_r(child, child->width * scale, height);
}
x += child->width;
child_x += child->width;
}
// update focused view border last because it may
@ -942,14 +1017,19 @@ static void arrange_windows_r(swayc_t *container, double width, double height) {
update_container_border(focused);
}
}
break;
case L_VERT:
}
void apply_vert_layout(swayc_t *container, const double x, const double y,
const double width, const double height, const int start,
const int end) {
int i;
double scale = 0;
// Calculate total height
for (i = 0; i < container->children->length; ++i) {
for (i = start; i < end; ++i) {
double *old_height = &((swayc_t *)container->children->items[i])->height;
if (*old_height <= 0) {
if (container->children->length > 1) {
*old_height = height / (container->children->length - 1);
if (end - start > 1) {
*old_height = height / (end - start - 1);
} else {
*old_height = height;
}
@ -957,27 +1037,30 @@ static void arrange_windows_r(swayc_t *container, double width, double height) {
scale += *old_height;
}
// Resize
double child_y = y;
if (scale > 0.1) {
scale = height / scale;
sway_log(L_DEBUG, "Arranging %p vertically", container);
swayc_t *focused = NULL;
for (i = 0; i < container->children->length; ++i) {
for (i = start; i < end; ++i) {
swayc_t *child = container->children->items[i];
sway_log(L_DEBUG, "Calculating arrangement for %p:%d (will scale %f by %f)", child, child->type, height, scale);
sway_log(L_DEBUG,
"Calculating arrangement for %p:%d (will scale %f by %f)", child,
child->type, height, scale);
child->x = x;
child->y = y;
child->y = child_y;
if (child == container->focused) {
focused = child;
}
if (i == container->children->length - 1) {
double remaining_height = container->y + height - y;
if (i == end - 1) {
double remaining_height = y + height - child_y;
arrange_windows_r(child, width, remaining_height);
} else {
arrange_windows_r(child, width, child->height * scale);
}
y += child->height;
child_y += child->height;
}
// update focused view border last because it may
@ -986,10 +1069,11 @@ static void arrange_windows_r(swayc_t *container, double width, double height) {
update_container_border(focused);
}
}
break;
case L_TABBED:
case L_STACKED:
{
}
void apply_tabbed_or_stacked_layout(swayc_t *container, double x, double y,
double width, double height) {
int i;
swayc_t *focused = NULL;
for (i = 0; i < container->children->length; ++i) {
swayc_t *child = container->children->items[i];
@ -1005,26 +1089,154 @@ static void arrange_windows_r(swayc_t *container, double width, double height) {
if (focused) {
arrange_windows_r(focused, width, height);
}
}
void apply_auto_layout(swayc_t *container, const double x, const double y,
const double width, const double height,
enum swayc_layouts group_layout,
bool master_first) {
// Auto layout "container" in width x height @ x, y
// using "group_layout" for each of the groups in the container.
// There is one "master" group, plus container->nb_slave_groups.
// Each group is layed out side by side following the "major" axis.
// The direction of the layout used for groups is the "minor" axis.
// Example:
//
// ---- major axis -->
// +---------+-----------+
// | | | |
// | master | slave 1 | |
// | +-----------+ | minor axis (direction of group_layout)
// | | | |
// | | slave 2 | V
// +---------+-----------+
//
// container with three children (one master and two slaves) and
// a single slave group (containing slave 1 and 2). The master
// group and slave group are layed out using L_VERT.
uint_fast32_t nb_slaves = container->children->length - container->nb_master;
uint_fast32_t nb_groups = (container->nb_master > 0 ? 1 : 0) +
MIN(container->nb_slave_groups, nb_slaves);
// the target dimension of the container along the "major" axis, each
// group in the container will be layed out using "group_layout" along
// the "minor" axis.
double dim_maj;
double pos_maj;
// x and y coords for the next group to be laid out.
const double *group_x, *group_y;
// pos of the next group to layout along the major axis
double pos;
// size of the next group along the major axis.
double group_dim;
// height and width of next group to be laid out.
const double *group_h, *group_w;
switch(group_layout) {
default:
sway_log(L_ERROR, "Unknown layout type (%d) used in %s()",
group_layout, __func__);
/* fall through */
case L_VERT:
dim_maj = width;
pos_maj = x;
group_x = &pos;
group_y = &y;
group_w = &group_dim;
group_h = &height;
break;
case L_HORIZ:
dim_maj = height;
pos_maj = y;
group_x = &x;
group_y = &pos;
group_w = &width;
group_h = &group_dim;
break;
}
/* Determine the dimension of each of the groups in the layout.
* Dimension will be width for a VERT layout and height for a HORIZ
* layout. */
double old_group_dim[nb_groups];
double old_dim = 0;
uint_fast32_t group = 0;
for (int i = 0; i < container->children->length;) {
swayc_t *child = container->children->items[i];
double *dim = group_layout == L_HORIZ ? &child->height : &child->width;
if (*dim <= 0) {
// New child with uninitialized dimension
*dim = dim_maj;
if (nb_groups > 1) {
// child gets a dimension proportional to existing groups,
// it will be later scaled based on to the available size
// in the major axis.
*dim /= (nb_groups - 1);
}
}
if (i == 0 && container->nb_master > 0) {
i += container->nb_master;
} else {
i += (nb_slaves - i + container->nb_master) / (nb_groups - group);
}
old_dim += *dim;
old_group_dim[group++] = *dim;
}
// Arrage floating layouts for workspaces last
if (container->type == C_WORKSPACE) {
for (i = 0; i < container->floating->length; ++i) {
swayc_t *view = container->floating->items[i];
if (view->type == C_VIEW) {
update_geometry(view);
sway_log(L_DEBUG, "Set floating view to %.f x %.f @ %.f, %.f", view->width,
view->height, view->x, view->y);
if (swayc_is_fullscreen(view)) {
wlc_view_bring_to_front(view->handle);
} else if (!container->focused
|| !swayc_is_fullscreen(container->focused)) {
wlc_view_bring_to_front(view->handle);
double scale = dim_maj / old_dim;
/* Apply layout to each group */
pos = pos_maj;
// first child in the current group
int start;
// index immediately after the last child in the current group
int end = 0;
for (group = 0; group < nb_groups; ++group) {
// column to include next by increasing position.
uint_fast32_t layout_group = master_first ? group : (group + 1) % nb_groups;
// adjusted size of the group
group_dim = old_group_dim[layout_group] * scale;
if (container->nb_master > 0 && layout_group == 0) {
start = 0;
end = container->nb_master;
} else {
if (group == 0) {
start = container->nb_master;
} else {
start = end;
}
end = start +
(nb_slaves - start + container->nb_master) / (nb_groups - layout_group);
}
if (group == nb_groups - 1) {
group_dim = pos_maj + dim_maj - pos; // remaining width
}
sway_log(L_DEBUG, "Arranging container %p column %" PRIuFAST32
", children [%d,%d[ (%fx%f+%f,%f)",
container, group, start, end, *group_w, *group_h, *group_x, *group_y);
switch (group_layout) {
default:
case L_VERT:
apply_vert_layout(container, *group_x, *group_y, *group_w, *group_h, start, end);
break;
case L_HORIZ:
apply_horiz_layout(container, *group_x, *group_y, *group_w, *group_h, start, end);
break;
}
/* update position for next group */
pos += group_dim;
}
}

3
sway/sway.5.txt
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@ -81,7 +81,8 @@ They are expected to be used with **bindsym** or at runtime through **swaymsg**(
**layout** <mode>::
Sets the layout mode of the focused container. _mode_ can be one of _splith_,
_splitv_, _toggle split_, _stacking_ or _tabbed_.
_splitv_, _toggle split_, _stacking_, _tabbed_, _auto_left_, _auto_right_,
_auto_top, _auto_bottom_.
**move** <left|right|up|down>::
Moves the focused container _left_, _right_, _up_, or _down_.

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