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Handle usable area for maximized windows

Browse source 
Also fixes some bugs
This commit is contained in:
Drew DeVault 2018-03-26 14:14:23 -04:00
parent ab6c2bf584
commit 097e87ca9f
3 changed files with 65 additions and 35 deletions
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1
include/rootston/desktop.h
View file

@ -86,6 +86,7 @@ void view_update_size(struct roots_view *view, uint32_t width, uint32_t height);
void view_initial_focus(struct roots_view *view);
void view_map(struct roots_view *view, struct wlr_surface *surface);
void view_unmap(struct roots_view *view);
void view_arrange_maximized(struct roots_view *view);
void handle_xdg_shell_v6_surface(struct wl_listener *listener, void *data);
void handle_xdg_shell_surface(struct wl_listener *listener, void *data);

50
rootston/desktop.c
View file

@ -188,6 +188,38 @@ static struct wlr_output *view_get_output(struct roots_view *view) {
output_y);
}
void view_arrange_maximized(struct roots_view *view) {
struct wlr_box view_box;
view_get_box(view, &view_box);
view->maximized = true;
view->saved.x = view->x;
view->saved.y = view->y;
view->saved.rotation = view->rotation;
view->saved.width = view_box.width;
view->saved.height = view_box.height;
struct wlr_output *output = view_get_output(view);
struct roots_output *roots_output = output->data;
struct wlr_box *output_box =
wlr_output_layout_get_box(view->desktop->layout, output);
struct wlr_box usable_area;
memcpy(&usable_area, &roots_output->usable_area,
sizeof(struct wlr_box));
usable_area.x += output_box->x;
usable_area.y += output_box->y;
wlr_log(L_DEBUG, "output area: %dx%d@%d,%d",
output_box->width, output_box->height,
output_box->x, output_box->y);
wlr_log(L_DEBUG, "usable area: %dx%d@%d,%d",
usable_area.width, usable_area.height,
usable_area.x, usable_area.y);
view_move_resize(view, usable_area.x, usable_area.y,
usable_area.width, usable_area.height);
view_rotate(view, 0);
}
void view_maximize(struct roots_view *view, bool maximized) {
if (view->maximized == maximized) {
return;
@ -198,23 +230,7 @@ void view_maximize(struct roots_view *view, bool maximized) {
}
if (!view->maximized && maximized) {
struct wlr_box view_box;
view_get_box(view, &view_box);
view->maximized = true;
view->saved.x = view->x;
view->saved.y = view->y;
view->saved.rotation = view->rotation;
view->saved.width = view_box.width;
view->saved.height = view_box.height;
struct wlr_output *output = view_get_output(view);
struct wlr_box *output_box =
wlr_output_layout_get_box(view->desktop->layout, output);
view_move_resize(view, output_box->x, output_box->y, output_box->width,
output_box->height);
view_rotate(view, 0);
view_arrange_maximized(view);
}
if (view->maximized && !maximized) {

49
rootston/layer_shell.c
View file

@ -15,45 +15,50 @@ static void apply_exclusive(struct wlr_box *usable_area,
uint32_t anchor, uint32_t exclusive) {
struct {
uint32_t anchors;
int *value;
int multiplier;
int *positive_axis;
int *negative_axis;
} edges[] = {
{
.anchors =
ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT |
ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT |
ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP,
.value = &usable_area->y,
.multiplier = 1,
.positive_axis = &usable_area->y,
.negative_axis = &usable_area->height,
},
{
.anchors =
ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT |
ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT |
ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM,
.value = &usable_area->height,
.multiplier = -1,
.positive_axis = NULL,
.negative_axis = &usable_area->height,
},
{
.anchors =
ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT |
ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP |
ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM,
.value = &usable_area->x,
.multiplier = 1,
.positive_axis = &usable_area->x,
.negative_axis = &usable_area->width,
},
{
.anchors =
ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT |
ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP |
ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM,
.value = &usable_area->width,
.multiplier = -1,
.positive_axis = NULL,
.negative_axis = &usable_area->width,
},
};
for (size_t i = 0; i < sizeof(edges) / sizeof(edges[0]); ++i) {
if ((anchor & edges[i].anchors) == edges[i].anchors) {
*edges[i].value += exclusive * edges[i].multiplier;
if (edges[i].positive_axis) {
*edges[i].positive_axis += exclusive;
}
if (edges[i].negative_axis) {
*edges[i].negative_axis -= exclusive;
}
}
}
}
@ -74,9 +79,9 @@ static void arrange_layer(struct wlr_output *output, struct wl_list *list,
} else if ((state->anchor & ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT)) {
box.x = usable_area->x;
} else if ((state->anchor & ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT)) {
box.x = usable_area->width - box.width;
box.x = usable_area->x + (usable_area->width - box.width);
} else {
box.x = (usable_area->width / 2) - (box.width / 2);
box.x = usable_area->x + ((usable_area->width / 2) - (box.width / 2));
}
// Vertical axis
const uint32_t both_vert = ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP
@ -87,9 +92,9 @@ static void arrange_layer(struct wlr_output *output, struct wl_list *list,
} else if ((state->anchor & ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP)) {
box.y = usable_area->y;
} else if ((state->anchor & ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM)) {
box.y = usable_area->height - box.height;
box.y = usable_area->y + (usable_area->height - box.height);
} else {
box.y = (usable_area->height / 2) - (box.height / 2);
box.y = usable_area->y + ((usable_area->height / 2) - (box.height / 2));
}
wlr_log(L_DEBUG, "arranged layer at %dx%d@%d,%d",
box.width, box.height, box.x, box.y);
@ -119,16 +124,24 @@ static void arrange_layers(struct wlr_output *_output) {
&usable_area);
memcpy(&output->usable_area, &usable_area, sizeof(struct wlr_box));
arrange_layer(output->wlr_output,
&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_TOP],
&usable_area);
memset(&usable_area, 0, sizeof(struct wlr_box));
wlr_output_effective_resolution(output->wlr_output,
&usable_area.width, &usable_area.height);
arrange_layer(output->wlr_output,
&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_TOP],
&usable_area);
arrange_layer(output->wlr_output,
&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_OVERLAY],
&usable_area);
struct roots_view *view;
wl_list_for_each(view, &output->desktop->views, link) {
if (view->maximized) {
view_arrange_maximized(view);
}
}
}
static void handle_output_destroy(struct wl_listener *listener, void *data) {