Add support for nested tabbed/stacked containers

This commit is contained in:
Mikkel Oscar Lyderik 2016-04-20 00:22:15 +02:00
parent 3955c66ce8
commit 3e1f78ab26
8 changed files with 234 additions and 78 deletions

View file

@ -3,6 +3,11 @@
#include <wlc/wlc.h>
#include "container.h"
struct border {
unsigned char *buffer;
struct wlc_geometry geometry;
};
void render_view_borders(wlc_handle view);
void update_view_border(swayc_t *view);
void map_update_view_border(swayc_t *view, void *data);

View file

@ -2,9 +2,12 @@
#define _SWAY_CONTAINER_H
#include <sys/types.h>
#include <wlc/wlc.h>
#include "list.h"
typedef struct sway_container swayc_t;
#include "layout.h"
extern swayc_t root_container;
/**
* Different kinds of containers.
@ -75,6 +78,12 @@ struct sway_container {
*/
double x, y;
/**
* Cached geometry used to store view/container geometry when switching
* between tabbed/stacked and horizontal/vertical layouts.
*/
struct wlc_geometry cached_geometry;
/**
* False if this view is invisible. It could be in the scratchpad or on a
* workspace that is not shown.
@ -120,7 +129,7 @@ struct sway_container {
* If this container is a view, this may be set to the window's decoration
* buffer (or NULL).
*/
unsigned char *border;
struct border *border;
enum swayc_border_types border_type;
struct wlc_geometry border_geometry;
struct wlc_geometry title_bar_geometry;
@ -247,6 +256,12 @@ bool swayc_is_child_of(swayc_t *child, swayc_t *parent);
*/
bool swayc_is_tabbed_stacked(swayc_t *view);
/**
* Returns the top most tabbed or stacked parent container. Returns NULL if
* view is not in a tabbed/stacked layout.
*/
swayc_t *swayc_tabbed_stacked_parent(swayc_t *view);
/**
* Returns the gap (padding) of the container.
*

View file

@ -7,8 +7,6 @@
#include "container.h"
#include "focus.h"
extern swayc_t root_container;
extern list_t *scratchpad;
extern int min_sane_w;
@ -55,6 +53,10 @@ void move_container_to(swayc_t* container, swayc_t* destination);
void move_workspace_to(swayc_t* workspace, swayc_t* destination);
// Layout
/**
* Update child container geometries when switching between layouts.
*/
void update_layout_geometry(swayc_t *parent, enum swayc_layouts prev_layout);
void update_geometry(swayc_t *view);
void arrange_windows(swayc_t *container, double width, double height);

View file

@ -20,28 +20,31 @@ void cairo_set_source_u32(cairo_t *cairo, uint32_t color) {
(color >> (3*8) & 0xFF) / 255.0);
}
static cairo_t *create_border_buffer(swayc_t *view, struct wlc_geometry geo, cairo_surface_t **surface) {
static cairo_t *create_border_buffer(swayc_t *view, struct wlc_geometry g, cairo_surface_t **surface) {
if (view->border == NULL) {
view->border = malloc(sizeof(struct border));
}
cairo_t *cr;
view->border_geometry = geo;
int stride = cairo_format_stride_for_width(CAIRO_FORMAT_ARGB32, geo.size.w);
view->border = calloc(stride * geo.size.h, sizeof(unsigned char));
if (!view->border) {
int stride = cairo_format_stride_for_width(CAIRO_FORMAT_ARGB32, g.size.w);
view->border->buffer = calloc(stride * g.size.h, sizeof(unsigned char));
view->border->geometry = g;
if (!view->border->buffer) {
sway_log(L_DEBUG, "Unable to allocate buffer");
return NULL;
}
*surface = cairo_image_surface_create_for_data(view->border,
CAIRO_FORMAT_ARGB32, geo.size.w, geo.size.h, stride);
*surface = cairo_image_surface_create_for_data(view->border->buffer,
CAIRO_FORMAT_ARGB32, g.size.w, g.size.h, stride);
if (cairo_surface_status(*surface) != CAIRO_STATUS_SUCCESS) {
free(view->border);
view->border = NULL;
view->border->buffer = NULL;
sway_log(L_DEBUG, "Unable to allocate surface");
return NULL;
}
cr = cairo_create(*surface);
if (cairo_status(cr) != CAIRO_STATUS_SUCCESS) {
cairo_surface_destroy(*surface);
free(view->border);
view->border = NULL;
free(view->border->buffer);
view->border->buffer = NULL;
sway_log(L_DEBUG, "Unable to create cairo context");
return NULL;
}
@ -92,15 +95,19 @@ int get_font_text_height(const char *font) {
}
static void render_borders(swayc_t *view, cairo_t *cr, struct border_colors *colors, bool top) {
struct wlc_geometry *g = &view->border->geometry;
struct wlc_geometry *b = &view->border_geometry;
struct wlc_geometry *v = &view->actual_geometry;
int x = b->origin.x - g->origin.x;
int y = b->origin.y - g->origin.y;
// left border
int left_border = v->origin.x - b->origin.x;
if (left_border > 0) {
render_sharp_line(cr,
colors->child_border,
0, 0,
x, y,
left_border,
b->size.h);
}
@ -110,8 +117,8 @@ static void render_borders(swayc_t *view, cairo_t *cr, struct border_colors *col
if (right_border > 0) {
render_sharp_line(cr,
colors->child_border,
b->size.w - right_border,
0,
x + b->size.w - right_border,
y,
right_border,
b->size.h);
}
@ -121,7 +128,7 @@ static void render_borders(swayc_t *view, cairo_t *cr, struct border_colors *col
if (top && top_border > 0) {
render_sharp_line(cr,
colors->child_border,
0, 0,
x, y,
b->size.w,
top_border);
}
@ -131,16 +138,15 @@ static void render_borders(swayc_t *view, cairo_t *cr, struct border_colors *col
if (bottom_border > 0) {
render_sharp_line(cr,
colors->child_border,
0,
b->size.h - bottom_border,
x,
y + b->size.h - bottom_border,
b->size.w,
bottom_border);
}
}
static void render_title_bar(swayc_t *view, cairo_t *cr, struct border_colors *colors) {
static void render_title_bar(swayc_t *view, cairo_t *cr, struct wlc_geometry *b, struct border_colors *colors) {
struct wlc_geometry *tb = &view->title_bar_geometry;
struct wlc_geometry *b = &view->border_geometry;
int x = MIN(tb->origin.x, tb->origin.x - b->origin.x);
int y = MIN(tb->origin.y, tb->origin.y - b->origin.y);
@ -197,6 +203,34 @@ void map_update_view_border(swayc_t *view, void *data) {
}
}
void update_tabbed_stacked_titlebars(swayc_t *c, cairo_t *cr, struct wlc_geometry *g, swayc_t *focused, swayc_t *focused_inactive) {
if (c->type == C_CONTAINER) {
if (c->parent->focused == c) {
render_title_bar(c, cr, g, &config->border_colors.focused_inactive);
} else {
render_title_bar(c, cr, g, &config->border_colors.unfocused);
}
if (!c->visible) {
return;
}
int i;
for (i = 0; i < c->children->length; ++i) {
swayc_t *child = c->children->items[i];
update_tabbed_stacked_titlebars(child, cr, g, focused, focused_inactive);
}
} else {
if (focused == c) {
render_title_bar(c, cr, g, &config->border_colors.focused);
} else if (focused_inactive == c) {
render_title_bar(c, cr, g, &config->border_colors.focused_inactive);
} else {
render_title_bar(c, cr, g, &config->border_colors.unfocused);
}
}
}
void update_view_border(swayc_t *view) {
if (!view->visible) {
return;
@ -205,12 +239,12 @@ void update_view_border(swayc_t *view) {
cairo_t *cr = NULL;
cairo_surface_t *surface = NULL;
if (view->border) {
free(view->border);
view->border = NULL;
if (view->border && view->border->buffer) {
free(view->border->buffer);
view->border->buffer = NULL;
}
// get focused and focused_intactive views
// get focused and focused_inactive views
swayc_t *focused = get_focused_view(&root_container);
swayc_t *container = swayc_parent_by_type(view, C_CONTAINER);
swayc_t *focused_inactive = NULL;
@ -223,30 +257,27 @@ void update_view_border(swayc_t *view) {
}
}
swayc_t *p = view->parent;
if (swayc_is_tabbed_stacked(view)) {
cr = create_border_buffer(view, view->border_geometry, &surface);
if (focused == view) {
// for tabbed/stacked layouts the focused view has to draw all the
// titlebars of the hidden views.
swayc_t *p = swayc_tabbed_stacked_parent(view);
if (p && view->parent->focused == view) {
struct wlc_geometry g = {
.origin = {
.x = p->x,
.y = p->y
},
.size = {
.w = p->width,
.h = p->height
}
};
cr = create_border_buffer(view, g, &surface);
if (view == focused) {
render_borders(view, cr, &config->border_colors.focused, false);
} else if (focused_inactive == view) {
} else {
render_borders(view, cr, &config->border_colors.focused_inactive, false);
} else {
render_borders(view, cr, &config->border_colors.unfocused, false);
}
int i;
for (i = 0; i < p->children->length; ++i) {
swayc_t *child = p->children->items[i];
if (focused == child) {
render_title_bar(child, cr, &config->border_colors.focused);
} else if (focused_inactive == child) {
render_title_bar(child, cr, &config->border_colors.focused_inactive);
} else {
render_title_bar(child, cr, &config->border_colors.unfocused);
}
}
update_tabbed_stacked_titlebars(p, cr, &g, focused, focused_inactive);
} else {
switch (view->border_type) {
case B_NONE:
@ -274,13 +305,16 @@ void update_view_border(swayc_t *view) {
if (focused == view) {
render_borders(view, cr, &config->border_colors.focused, false);
render_title_bar(view, cr, &config->border_colors.focused);
render_title_bar(view, cr, &view->border_geometry,
&config->border_colors.focused);
} else if (focused_inactive == view) {
render_borders(view, cr, &config->border_colors.focused_inactive, false);
render_title_bar(view, cr, &config->border_colors.focused_inactive);
render_title_bar(view, cr, &view->border_geometry,
&config->border_colors.focused_inactive);
} else {
render_borders(view, cr, &config->border_colors.unfocused, false);
render_title_bar(view, cr, &config->border_colors.unfocused);
render_title_bar(view, cr, &view->border_geometry,
&config->border_colors.unfocused);
}
break;
@ -291,6 +325,7 @@ void update_view_border(swayc_t *view) {
cairo_surface_flush(surface);
cairo_surface_destroy(surface);
}
if (cr) {
cairo_destroy(cr);
}
@ -316,7 +351,7 @@ void render_view_borders(wlc_handle view) {
}
}
if (c->border) {
wlc_pixels_write(WLC_RGBA8888, &c->border_geometry, c->border);
if (c->border && c->border->buffer) {
wlc_pixels_write(WLC_RGBA8888, &c->border->geometry, c->border->buffer);
}
}

View file

@ -1759,6 +1759,8 @@ static struct cmd_results *cmd_layout(int argc, char **argv) {
parent = parent->parent;
}
enum swayc_layouts old_layout = parent->layout;
if (strcasecmp(argv[0], "default") == 0) {
parent->layout = parent->prev_layout;
if (parent->layout == L_NONE) {
@ -1795,6 +1797,8 @@ static struct cmd_results *cmd_layout(int argc, char **argv) {
}
}
update_layout_geometry(parent, old_layout);
arrange_windows(parent, parent->width, parent->height);
return cmd_results_new(CMD_SUCCESS, NULL, NULL);
@ -2032,6 +2036,7 @@ static struct cmd_results *_do_split(int argc, char **argv, int layout) {
/* regular case where new split container is build around focused container
* or in case of workspace, container inherits its children */
sway_log(L_DEBUG, "Adding new container around current focused container");
sway_log(L_INFO, "FOCUSED SIZE: %.f %.f", focused->width, focused->height);
swayc_t *parent = new_container(focused, layout);
set_focused_container(focused);
arrange_windows(parent, -1, -1);

View file

@ -8,6 +8,7 @@
#include "container.h"
#include "workspace.h"
#include "focus.h"
#include "border.h"
#include "layout.h"
#include "input_state.h"
#include "log.h"
@ -64,7 +65,12 @@ static void free_swayc(swayc_t *cont) {
if (cont->bg_pid != 0) {
terminate_swaybg(cont->bg_pid);
}
if (cont->border) {
if (cont->border->buffer) {
free(cont->border->buffer);
}
free(cont->border);
}
free(cont);
}
@ -211,6 +217,7 @@ swayc_t *new_container(swayc_t *child, enum swayc_layouts layout) {
cont->x = child->x;
cont->y = child->y;
cont->visible = child->visible;
cont->cached_geometry = child->cached_geometry;
/* Container inherits all of workspaces children, layout and whatnot */
if (child->type == C_WORKSPACE) {
@ -812,3 +819,18 @@ bool swayc_is_tabbed_stacked(swayc_t *view) {
return (view->parent->layout == L_TABBED
|| view->parent->layout == L_STACKED);
}
swayc_t *swayc_tabbed_stacked_parent(swayc_t *view) {
swayc_t *parent = NULL;
if (!ASSERT_NONNULL(view)) {
return NULL;
}
do {
view = view->parent;
if (view->layout == L_TABBED || view->layout == L_STACKED) {
parent = view;
}
} while (view && view->type != C_WORKSPACE);
return parent;
}

View file

@ -149,8 +149,9 @@ bool set_focused_container(swayc_t *c) {
}
// rearrange if parent container is tabbed/stacked
if (swayc_is_tabbed_stacked(p)) {
arrange_windows(p->parent, -1, -1);
swayc_t *parent = swayc_tabbed_stacked_parent(p);
if (parent != NULL) {
arrange_windows(parent, -1, -1);
}
} else if (p->type == C_WORKSPACE) {
// remove previous focus if view_focus is unlocked

View file

@ -3,7 +3,6 @@
#include <math.h>
#include <wlc/wlc.h>
#include "extensions.h"
#include "layout.h"
#include "log.h"
#include "list.h"
#include "config.h"
@ -13,6 +12,7 @@
#include "output.h"
#include "ipc-server.h"
#include "border.h"
#include "layout.h"
swayc_t root_container;
list_t *scratchpad;
@ -442,12 +442,49 @@ static void update_border_geometry_floating(swayc_t *c, struct wlc_geometry *geo
update_view_border(c);
}
void update_layout_geometry(swayc_t *parent, enum swayc_layouts prev_layout) {
switch (parent->layout) {
case L_TABBED:
case L_STACKED:
if (prev_layout != L_TABBED && prev_layout != L_STACKED) {
// cache current geometry for all non-float children
int i;
for (i = 0; i < parent->children->length; ++i) {
swayc_t *child = parent->children->items[i];
child->cached_geometry.origin.x = child->x;
child->cached_geometry.origin.y = child->y;
child->cached_geometry.size.w = child->width;
child->cached_geometry.size.h = child->height;
}
}
break;
default:
if (prev_layout == L_TABBED || prev_layout == L_STACKED) {
// recover cached geometry for all non-float children
int i;
for (i = 0; i < parent->children->length; ++i) {
swayc_t *child = parent->children->items[i];
// only recoverer cached geometry if non-zero
if (!wlc_geometry_equals(&child->cached_geometry, &wlc_geometry_zero)) {
child->x = child->cached_geometry.origin.x;
child->y = child->cached_geometry.origin.y;
child->width = child->cached_geometry.size.w;
child->height = child->cached_geometry.size.h;
}
}
}
break;
}
}
void update_geometry(swayc_t *container) {
if (container->type != C_VIEW) {
if (container->type != C_VIEW && container->type != C_CONTAINER) {
return;
}
swayc_t *ws = swayc_parent_by_type(container, C_WORKSPACE);
swayc_t *op = ws->parent;
swayc_t *parent = container->parent;
int gap = container->is_floating ? 0 : swayc_gap(container);
if (gap % 2 != 0) {
// because gaps are implemented as "half sized margins" it's currently
@ -455,24 +492,14 @@ void update_geometry(swayc_t *container) {
gap -= 1;
}
int width = container->width;
int height = container->height;
// use parent size if window is in a stacked/tabbed layout
swayc_t *parent = container->parent;
if (swayc_is_tabbed_stacked(container)) {
width = parent->width;
height = parent->height;
}
struct wlc_geometry geometry = {
.origin = {
.x = container->x + gap/2 < op->width ? container->x + gap/2 : op->width-1,
.y = container->y + gap/2 < op->height ? container->y + gap/2 : op->height-1
},
.size = {
.w = width > gap ? width - gap : 1,
.h = height > gap ? height - gap : 1,
.w = container->width > gap ? container->width - gap : 1,
.h = container->height > gap ? container->height - gap : 1,
}
};
if (swayc_is_fullscreen(container)) {
@ -492,16 +519,16 @@ void update_geometry(swayc_t *container) {
// with gap, and align correctly).
if (container->x - gap <= ws->x) {
geometry.origin.x = ws->x;
geometry.size.w = width - gap/2;
geometry.size.w = container->width - gap/2;
}
if (container->y - gap <= ws->y) {
geometry.origin.y = ws->y;
geometry.size.h = height - gap/2;
geometry.size.h = container->height - gap/2;
}
if (container->x + width + gap >= ws->x + ws->width) {
if (container->x + container->width + gap >= ws->x + ws->width) {
geometry.size.w = ws->x + ws->width - geometry.origin.x;
}
if (container->y + height + gap >= ws->y + ws->height) {
if (container->y + container->height + gap >= ws->y + ws->height) {
geometry.size.h = ws->y + ws->height - geometry.origin.y;
}
}
@ -637,11 +664,15 @@ void update_geometry(swayc_t *container) {
container->actual_geometry = geometry;
if (container->type == C_VIEW) {
update_view_border(container);
}
}
if (container->type == C_VIEW) {
wlc_view_set_geometry(container->handle, 0, &geometry);
}
}
static void arrange_windows_r(swayc_t *container, double width, double height) {
int i;
@ -736,6 +767,22 @@ static void arrange_windows_r(swayc_t *container, double width, double height) {
container->height = height;
x = container->x;
y = container->y;
// update container size if it's a child in a tabbed/stacked layout
if (swayc_is_tabbed_stacked(container)) {
// Use parent geometry as a base for calculating
// container geometry
container->width = container->parent->width;
container->height = container->parent->height;
container->x = container->parent->x;
container->y = container->parent->y;
update_geometry(container);
width = container->width = container->actual_geometry.size.w;
height = container->height = container->actual_geometry.size.h;
x = container->x = container->actual_geometry.origin.x;
y = container->y = container->actual_geometry.origin.y;
}
break;
}
@ -760,11 +807,17 @@ static void arrange_windows_r(swayc_t *container, double width, double height) {
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) {
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;
child->y = y;
if (child == container->focused) {
focused = child;
}
if (i == container->children->length - 1) {
double remaining_width = container->x + width - x;
arrange_windows_r(child, remaining_width, height);
@ -773,6 +826,12 @@ static void arrange_windows_r(swayc_t *container, double width, double height) {
}
x += child->width;
}
// update focused view border last because it may
// depend on the title bar geometry of its siblings.
if (focused && container->children->length > 1) {
update_view_border(focused);
}
}
break;
case L_VERT:
@ -792,11 +851,17 @@ static void arrange_windows_r(swayc_t *container, double width, double height) {
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) {
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);
child->x = x;
child->y = y;
if (child == container->focused) {
focused = child;
}
if (i == container->children->length - 1) {
double remaining_height = container->y + height - y;
arrange_windows_r(child, width, remaining_height);
@ -805,6 +870,12 @@ static void arrange_windows_r(swayc_t *container, double width, double height) {
}
y += child->height;
}
// update focused view border last because it may
// depend on the title bar geometry of its siblings.
if (focused && container->children->length > 1) {
update_view_border(focused);
}
}
break;
case L_TABBED:
@ -818,12 +889,12 @@ static void arrange_windows_r(swayc_t *container, double width, double height) {
if (child == container->focused) {
focused = child;
} else {
arrange_windows_r(child, -1, -1);
arrange_windows_r(child, width, height);
}
}
if (focused) {
arrange_windows_r(focused, -1, -1);
arrange_windows_r(focused, width, height);
}
break;
}