From 7ce9a5b2ded14623e6ff56311f4336fba4d22c7f Mon Sep 17 00:00:00 2001
From: chayleaf <chayleaf-git@pavluk.org>
Date: Fri, 23 Aug 2024 05:34:58 +0700
Subject: [PATCH 4/4] mobile: dont occupy exclusive layers with fullscreen

---
 include/sway/desktop.h     |  5 ++++
 sway/desktop/layer_shell.c |  2 +-
 sway/tree/container.c      |  4 ++--
 sway/tree/view.c           | 48 +++++++++++++++++++++++++++++++-------
 4 files changed, 48 insertions(+), 11 deletions(-)

diff --git a/include/sway/desktop.h b/include/sway/desktop.h
index 7f2f5b3e..c20f5ee6 100644
--- a/include/sway/desktop.h
+++ b/include/sway/desktop.h
@@ -11,3 +11,8 @@ void desktop_damage_whole_container(struct sway_container *con);
 void desktop_damage_box(struct wlr_box *box);
 
 void desktop_damage_view(struct sway_view *view);
+
+void apply_exclusive(struct wlr_box *usable_area,
+		uint32_t anchor, int32_t exclusive,
+		int32_t margin_top, int32_t margin_right,
+		int32_t margin_bottom, int32_t margin_left);
diff --git a/sway/desktop/layer_shell.c b/sway/desktop/layer_shell.c
index 41a638ee..79833ef3 100644
--- a/sway/desktop/layer_shell.c
+++ b/sway/desktop/layer_shell.c
@@ -50,7 +50,7 @@ struct wlr_layer_surface_v1 *toplevel_layer_surface_from_surface(
 	} while (true);
 }
 
-static void apply_exclusive(struct wlr_box *usable_area,
+void apply_exclusive(struct wlr_box *usable_area,
 		uint32_t anchor, int32_t exclusive,
 		int32_t margin_top, int32_t margin_right,
 		int32_t margin_bottom, int32_t margin_left) {
diff --git a/sway/tree/container.c b/sway/tree/container.c
index 8c344a6d..8034029e 100644
--- a/sway/tree/container.c
+++ b/sway/tree/container.c
@@ -1132,7 +1132,7 @@ static void container_fullscreen_workspace(struct sway_container *con) {
 	con->saved_height = con->pending.height;
 
 	if (con->pending.workspace) {
-		con->pending.workspace->fullscreen = con;
+		// con->pending.workspace->fullscreen = con;
 		struct sway_seat *seat;
 		struct sway_workspace *focus_ws;
 		wl_list_for_each(seat, &server.input->seats, link) {
@@ -1159,7 +1159,7 @@ static void container_fullscreen_global(struct sway_container *con) {
 	}
 	set_fullscreen(con, true);
 
-	root->fullscreen_global = con;
+	// root->fullscreen_global = con;
 	con->saved_x = con->pending.x;
 	con->saved_y = con->pending.y;
 	con->saved_width = con->pending.width;
diff --git a/sway/tree/view.c b/sway/tree/view.c
index 65ca0c9c..032f7994 100644
--- a/sway/tree/view.c
+++ b/sway/tree/view.c
@@ -34,6 +34,7 @@
 #include "sway/xdg_decoration.h"
 #include "pango.h"
 #include "stringop.h"
+#include "sway/layers.h"
 
 void view_init(struct sway_view *view, enum sway_view_type type,
 		const struct sway_view_impl *impl) {
@@ -239,6 +240,23 @@ static bool gaps_to_edge(struct sway_view *view) {
 	return gaps.top > 0 || gaps.right > 0 || gaps.bottom > 0 || gaps.left > 0;
 }
 
+void calculate_exclusive(struct sway_output *output, struct wlr_box *usable_area) {
+	struct sway_layer_surface *sway_layer;
+	for (int i = ZWLR_LAYER_SHELL_V1_LAYER_BACKGROUND; i <= ZWLR_LAYER_SHELL_V1_LAYER_OVERLAY; ++i) {
+		struct wl_list *list = &output->layers[i];
+		wl_list_for_each_reverse(sway_layer, list, link) {
+			struct wlr_layer_surface_v1 *layer = sway_layer->layer_surface;
+			struct wlr_layer_surface_v1_state *state = &layer->current;
+			if (state->exclusive_zone <= 0) {
+				continue;
+			}
+			apply_exclusive(usable_area, state->anchor, state->exclusive_zone,
+			state->margin.top, state->margin.right,
+					state->margin.bottom, state->margin.left);
+		}
+	}
+}
+
 void view_autoconfigure(struct sway_view *view) {
 	struct sway_container *con = view->container;
 	struct sway_workspace *ws = con->pending.workspace;
@@ -250,16 +268,30 @@ void view_autoconfigure(struct sway_view *view) {
 	struct sway_output *output = ws ? ws->output : NULL;
 
 	if (con->pending.fullscreen_mode == FULLSCREEN_WORKSPACE) {
-		con->pending.content_x = output->lx;
-		con->pending.content_y = output->ly;
-		con->pending.content_width = output->width;
-		con->pending.content_height = output->height;
+		struct wlr_box box = {
+			.x = output->lx,
+			.y = output->ly,
+			.width = output->width,
+			.height = output->height,
+		};
+		calculate_exclusive(output, &box);
+		con->pending.content_x = box.x;
+		con->pending.content_y = box.y;
+		con->pending.content_width = box.width;
+		con->pending.content_height = box.height;
 		return;
 	} else if (con->pending.fullscreen_mode == FULLSCREEN_GLOBAL) {
-		con->pending.content_x = root->x;
-		con->pending.content_y = root->y;
-		con->pending.content_width = root->width;
-		con->pending.content_height = root->height;
+		struct wlr_box box = {
+			.x = root->x,
+			.y = root->y,
+			.width = root->width,
+			.height = root->height,
+		};
+		calculate_exclusive(output, &box);
+		con->pending.content_x = box.x;
+		con->pending.content_y = box.y;
+		con->pending.content_width = box.width;
+		con->pending.content_height = box.height;
 		return;
 	}
 
-- 
2.45.2