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-rw-r--r--sys/cmd/dwm/layer.c329
1 files changed, 0 insertions, 329 deletions
diff --git a/sys/cmd/dwm/layer.c b/sys/cmd/dwm/layer.c
deleted file mode 100644
index 4c1ddcb..0000000
--- a/sys/cmd/dwm/layer.c
+++ /dev/null
@@ -1,329 +0,0 @@
-#include "dwm.h"
-
-/* local callbacks */
-static void delete(struct wl_listener *ev, void *arg);
-static void map(struct wl_listener *ev, void *arg);
-static void unmap(struct wl_listener *ev, void *arg);
-static void commit(struct wl_listener *ev, void *arg);
-static void detach(struct wl_listener *ev, void *arg);
-
-// -----------------------------------------------------------------------
-// methods
-
-static
-void
-applyexclusive(struct wlr_box *area, uint32 anchor, int ex, int32 mt, int32 mr, int32 mb, int32 ml)
-{
- if (ex <= 0)
- return;
- struct {
- uint32 singular_anchor;
- uint32 anchor_triplet;
- int *positive_axis;
- int *negative_axis;
- int margin;
- } edges[] = {
- // Top
- {
- .singular_anchor = ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP,
- .anchor_triplet =
- ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT |
- ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT |
- ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP,
- .positive_axis = &area->y,
- .negative_axis = &area->height,
- .margin = mt,
- },
- // Bottom
- {
- .singular_anchor = ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM,
- .anchor_triplet =
- ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT |
- ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT |
- ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM,
- .positive_axis = NULL,
- .negative_axis = &area->height,
- .margin = mb,
- },
- // Left
- {
- .singular_anchor = ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT,
- .anchor_triplet =
- ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT |
- ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP |
- ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM,
- .positive_axis = &area->x,
- .negative_axis = &area->width,
- .margin = ml,
- },
- // Right
- {
- .singular_anchor = ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT,
- .anchor_triplet =
- ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT |
- ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP |
- ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM,
- .positive_axis = NULL,
- .negative_axis = &area->width,
- .margin = mr,
- },
- };
- for (size_t i = 0; i < sizeof(edges) / sizeof(edges[0]); ++i) {
- if ((anchor == edges[i].singular_anchor || anchor == edges[i].anchor_triplet)
- && ex + edges[i].margin > 0) {
- if (edges[i].positive_axis) {
- *edges[i].positive_axis += ex + edges[i].margin;
- }
- if (edges[i].negative_axis) {
- *edges[i].negative_axis -= ex + edges[i].margin;
- }
- break;
- }
- }
-}
-
-static
-void
-arrangelayer(Monitor *m, struct wl_list *layers, struct wlr_box *area, int ex)
-{
- Layer *l;
- uint32 horiz, vert;
- struct wlr_box fullarea;
- struct wlr_box box;
- struct wlr_layer_surface_v1 *layer;
- struct wlr_layer_surface_v1_state *state;
-
- wlr_output_effective_resolution(m->dev, &fullarea.width, &fullarea.height);
- wl_list_for_each(l, layers, link) {
- layer = l->surf;
- state = &layer->current;
-
- if (ex != (state->exclusive_zone > 0))
- continue;
-
- struct wlr_box bounds;
- if (state->exclusive_zone == -1)
- bounds = fullarea;
- else
- bounds = *area;
-
- box = (struct wlr_box){
- .width = state->desired_width,
- .height = state->desired_height
- };
-
- // Horizontal axis
- horiz = ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT
- | ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT;
- if ((state->anchor & horiz) && box.width == 0) {
- box.x = bounds.x;
- box.width = bounds.width;
- } else if ((state->anchor & ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT)) {
- box.x = bounds.x;
- } else if ((state->anchor & ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT)) {
- box.x = bounds.x + (bounds.width - box.width);
- } else {
- box.x = bounds.x + ((bounds.width / 2) - (box.width / 2));
- }
- // Vertical axis
- vert = ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP
- | ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM;
- if ((state->anchor & vert) && box.height == 0) {
- box.y = bounds.y;
- box.height = bounds.height;
- } else if ((state->anchor & ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP)) {
- box.y = bounds.y;
- } else if ((state->anchor & ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM)) {
- box.y = bounds.y + (bounds.height - box.height);
- } else {
- box.y = bounds.y + ((bounds.height / 2) - (box.height / 2));
- }
- // Margin
- if ((state->anchor & horiz) == horiz) {
- box.x += state->margin.left;
- box.width -= state->margin.left + state->margin.right;
- } else if ((state->anchor & ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT)) {
- box.x += state->margin.left;
- } else if ((state->anchor & ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT)) {
- box.x -= state->margin.right;
- }
- if ((state->anchor & vert) == vert) {
- box.y += state->margin.top;
- box.height -= state->margin.top + state->margin.bottom;
- } else if ((state->anchor & ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP)) {
- box.y += state->margin.top;
- } else if ((state->anchor & ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM)) {
- box.y -= state->margin.bottom;
- }
- if (box.width < 0 || box.height < 0) {
- // TODO: Bubble up a protocol error?
- wlr_layer_surface_v1_close(layer);
- continue;
- }
- l->dim= box;
- applyexclusive(area, state->anchor, state->exclusive_zone,
- state->margin.top, state->margin.right, state->margin.bottom, state->margin.left);
-
- wlr_layer_surface_v1_configure(layer, box.width, box.height);
- }
-}
-
-void
-arrangelayers(Monitor *m)
-{
- int i;
- Layer *it, *top;
- struct wlr_box area;
-
- wlr_output_effective_resolution(m->dev, &area.width, &area.height);
-
- arrangelayer(m, &m->layers[ZWLR_LAYER_SHELL_V1_LAYER_OVERLAY], &area, 1);
- arrangelayer(m, &m->layers[ZWLR_LAYER_SHELL_V1_LAYER_TOP], &area, 1);
- arrangelayer(m, &m->layers[ZWLR_LAYER_SHELL_V1_LAYER_BOTTOM], &area, 1);
- arrangelayer(m, &m->layers[ZWLR_LAYER_SHELL_V1_LAYER_BACKGROUND], &area, 1);
-
- if (memcmp(&area, &m->area.win, sizeof(struct wlr_box)) != 0) {
- memcpy(&m->area.win, &area, sizeof(struct wlr_box));
- arrange(m);
- }
-
- arrangelayer(m, &m->layers[ZWLR_LAYER_SHELL_V1_LAYER_OVERLAY], &area, 0);
- arrangelayer(m, &m->layers[ZWLR_LAYER_SHELL_V1_LAYER_TOP], &area, 0);
- arrangelayer(m, &m->layers[ZWLR_LAYER_SHELL_V1_LAYER_BOTTOM], &area, 0);
- arrangelayer(m, &m->layers[ZWLR_LAYER_SHELL_V1_LAYER_BACKGROUND], &area, 0);
-
- uint32 layers[] = {
- ZWLR_LAYER_SHELL_V1_LAYER_OVERLAY,
- ZWLR_LAYER_SHELL_V1_LAYER_TOP,
- };
-
- top = nil;
- for (i = 0; i < arrlen(layers); i++) {
- wl_list_for_each_reverse(it, &m->layers[layers[i]], link) {
- if (it->surf->current.keyboard_interactive && it->surf->mapped) {
- top = it;
- break;
- }
- }
- if (top)
- break;
- }
- /* TODO: set focus here? */
-}
-
-
-// -----------------------------------------------------------------------
-// implementations
-
-void
-ev·newlayershell(struct wl_listener *ev, void *arg)
-{
- Monitor *m;
- Layer *layer;
- struct wlr_layer_surface_v1 *surf;
- struct wlr_layer_surface_v1_state old;
-
- surf = arg;
- if (!surf->output)
- surf->output = monitor->dev;
-
- layer = surf->data = calloc(1, sizeof(*layer));
- layer->surf = surf;
-
- /* install callbacks */
- layer->ev.free.notify = delete;
- layer->ev.map.notify = map;
- layer->ev.unmap.notify = unmap;
- layer->ev.commit.notify = commit;
- layer->ev.detach.notify = detach;
-
- wl_signal_add(&surf->events.destroy, &layer->ev.free);
- wl_signal_add(&surf->events.map, &layer->ev.map);
- wl_signal_add(&surf->events.unmap, &layer->ev.unmap);
- wl_signal_add(&surf->surface->events.commit, &layer->ev.commit);
- wl_signal_add(&monitor->sig.kill, &layer->ev.detach);
-
- m = surf->output->data;
- wl_list_insert(&m->layers[surf->client_pending.layer], &layer->link);
-
- /* song and dance: set as pending, arrange, then reset */
- old = surf->current;
- surf->current = surf->client_pending;
- arrangelayers(m);
-}
-
-static
-void
-delete(struct wl_listener *ev, void *arg)
-{
- Layer *l;
-
- l = wl_container_of(ev, l, ev.map);
-
- wl_list_remove(&l->link);
- wl_list_remove(&l->ev.free.link);
- wl_list_remove(&l->ev.map.link);
- wl_list_remove(&l->ev.unmap.link);
- wl_list_remove(&l->ev.detach.link);
- wl_list_remove(&l->ev.commit.link);
-
- free(l);
-}
-
-static
-void
-detach(struct wl_listener *ev, void *arg)
-{
- /* no op */
-}
-
-
-static
-void
-map(struct wl_listener *ev, void *arg)
-{
- Layer *l;
- Monitor *m;
-
- l = wl_container_of(ev, l, ev.map);
- m = l->surf->output->data;
- /* TODO: damage */
- wlr_surface_send_enter(l->surf->surface, l->surf->output);
- /* TODO: cursor */
-}
-
-static
-void
-unmap(struct wl_listener *ev, void *arg)
-{
- /* TODO: fill in */
-}
-
-static
-void
-commit(struct wl_listener *ev, void *arg)
-{
- Layer *l;
- Monitor *m;
- char newdim, newlayer;
- struct wlr_box old;
- struct wlr_layer_surface_v1 *surf;
- struct wlr_output *dev;
-
- l = wl_container_of(ev, l, ev.commit);
- surf = l->surf;
- dev = surf->output;
-
- m = dev->data;
- old = l->dim;
- arrangelayers(m);
-
- newdim = memcmp(&old, &l->dim, sizeof(struct wlr_box)) != 0;
- newlayer = l->z != surf->current.layer;
-
- if (newdim) {
- wl_list_remove(&l->link);
- wl_list_insert(&m->layers[surf->current.layer], &l->link);
- l->z = surf->current.layer;
- }
-}
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