Add CSD to border modes

include/sway/decoration.h

@@ -5,6 +5,7 @@
 
 struct sway_server_decoration {
 	struct wlr_server_decoration *wlr_server_decoration;
+	struct sway_view *view;
 	struct wl_list link;
 
 	struct wl_listener destroy;

include/sway/tree/container.h

@@ -28,6 +28,7 @@ enum sway_container_border {
 	B_NONE,
 	B_PIXEL,
 	B_NORMAL,
+	B_CSD,
 };
 
 struct sway_root;
@@ -63,7 +64,6 @@ struct sway_container_state {
 	bool border_bottom;
 	bool border_left;
 	bool border_right;
-	bool using_csd;
 };
 
 struct sway_container {

include/sway/tree/view.h

@@ -60,6 +60,7 @@ struct sway_view {
 
 	struct sway_container *container; // NULL if unmapped and transactions finished
 	struct wlr_surface *surface; // NULL for unmapped views
+	struct sway_server_decoration *decoration;
 
 	pid_t pid;
 
@@ -81,7 +82,6 @@ struct sway_view {
 	bool border_bottom;
 	bool border_left;
 	bool border_right;
-	bool using_csd;
 
 	struct timespec urgent;
 	bool allow_request_urgent;
@@ -268,6 +268,8 @@ void view_set_activated(struct sway_view *view, bool activated);
  */
 void view_request_activate(struct sway_view *view);
 
+void view_set_csd(struct sway_view *view, bool enabled);
+
 void view_set_tiled(struct sway_view *view, bool tiled);
 
 void view_close(struct sway_view *view);

sway/commands/border.c

@@ -7,6 +7,16 @@
 #include "sway/tree/container.h"
 #include "sway/tree/view.h"
 
+static void set_border(struct sway_view *view,
+		enum sway_container_border new_border) {
+	if (view->border == B_CSD && new_border != B_CSD) {
+		view_set_csd(view, false);
+	} else if (view->border != B_CSD && new_border == B_CSD) {
+		view_set_csd(view, true);
+	}
+	view->border = new_border;
+}
+
 struct cmd_results *cmd_border(int argc, char **argv) {
 	struct cmd_results *error = NULL;
 	if ((error = checkarg(argc, "border", EXPECTED_AT_LEAST, 1))) {
@@ -21,13 +31,15 @@ struct cmd_results *cmd_border(int argc, char **argv) {
 	struct sway_view *view = container->view;
 
 	if (strcmp(argv[0], "none") == 0) {
-		view->border = B_NONE;
+		set_border(view, B_NONE);
 	} else if (strcmp(argv[0], "normal") == 0) {
-		view->border = B_NORMAL;
+		set_border(view, B_NORMAL);
 	} else if (strcmp(argv[0], "pixel") == 0) {
-		view->border = B_PIXEL;
+		set_border(view, B_PIXEL);
+	} else if (strcmp(argv[0], "csd") == 0) {
+		set_border(view, B_CSD);
 	} else if (strcmp(argv[0], "toggle") == 0) {
-		view->border = (view->border + 1) % 3;
+		set_border(view, (view->border + 1) % 4);
 	} else {
 		return cmd_results_new(CMD_INVALID, "border",
 				"Expected 'border <none|normal|pixel|toggle>' "

sway/decoration.c

@@ -8,6 +8,7 @@ static void server_decoration_handle_destroy(struct wl_listener *listener,
 		void *data) {
 	struct sway_server_decoration *deco =
 		wl_container_of(listener, deco, destroy);
+	deco->view->decoration = NULL;
 	wl_list_remove(&deco->destroy.link);
 	wl_list_remove(&deco->mode.link);
 	wl_list_remove(&deco->link);
@@ -49,6 +50,8 @@ void handle_server_decoration(struct wl_listener *listener, void *data) {
 	}
 
 	deco->wlr_server_decoration = wlr_deco;
+	deco->view = view_from_wlr_surface(wlr_deco->surface);
+	deco->view->decoration = deco;
 
 	wl_signal_add(&wlr_deco->events.destroy, &deco->destroy);
 	deco->destroy.notify = server_decoration_handle_destroy;

sway/desktop/render.c

@@ -272,7 +272,7 @@ static void render_view(struct sway_output *output, pixman_region32_t *damage,
 		render_view_toplevels(view, output, damage, view->container->alpha);
 	}
 
-	if (view->container->current.using_csd) {
+	if (con->current.border == B_NONE || con->current.border == B_CSD) {
 		return;
 	}
 
@@ -281,7 +281,6 @@ static void render_view(struct sway_output *output, pixman_region32_t *damage,
 	float color[4];
 	struct sway_container_state *state = &con->current;
 
-	if (state->border != B_NONE) {
 	if (state->border_left) {
 		memcpy(&color, colors->child_border, sizeof(float) * 4);
 		premultiply_alpha(color, con->alpha);
@@ -326,7 +325,6 @@ static void render_view(struct sway_output *output, pixman_region32_t *damage,
 		scale_box(&box, output_scale);
 		render_rect(output->wlr_output, damage, &box, color);
 	}
-	}
 }
 
 /**
@@ -645,15 +643,13 @@ static void render_containers_linear(struct sway_output *output,
 				marks_texture = view->marks_unfocused;
 			}
 
-			if (!view->container->current.using_csd) {
 			if (state->border == B_NORMAL) {
 				render_titlebar(output, damage, child, state->con_x,
 						state->con_y, state->con_width, colors,
 						title_texture, marks_texture);
-				} else {
+			} else if (state->border == B_PIXEL) {
 				render_top_border(output, damage, child, colors);
 			}
-			}
 			render_view(output, damage, child, colors);
 		} else {
 			render_container(output, damage, child,
@@ -859,15 +855,13 @@ static void render_floating_container(struct sway_output *soutput,
 			marks_texture = view->marks_unfocused;
 		}
 
-		if (!view->container->current.using_csd) {
 		if (con->current.border == B_NORMAL) {
 			render_titlebar(soutput, damage, con, con->current.con_x,
 					con->current.con_y, con->current.con_width, colors,
 					title_texture, marks_texture);
-			} else if (con->current.border != B_NONE) {
+		} else if (con->current.border == B_PIXEL) {
 			render_top_border(soutput, damage, con, colors);
 		}
-		}
 		render_view(soutput, damage, con, colors);
 	} else {
 		render_container(soutput, damage, con, con->current.focused);

sway/desktop/transaction.c

@@ -167,7 +167,6 @@ static void copy_container_state(struct sway_container *container,
 		state->border_left = view->border_left;
 		state->border_right = view->border_right;
 		state->border_bottom = view->border_bottom;
-		state->using_csd = view->using_csd;
 	} else {
 		state->children = create_list();
 		list_cat(state->children, container->children);

sway/input/cursor.c

@@ -175,7 +175,8 @@ static enum wlr_edges find_edge(struct sway_container *cont,
 		return WLR_EDGE_NONE;
 	}
 	struct sway_view *view = cont->view;
-	if (view->border == B_NONE || !view->border_thickness || view->using_csd) {
+	if (view->border == B_NONE || !view->border_thickness ||
+			view->border == B_CSD) {
 		return WLR_EDGE_NONE;
 	}
 

sway/ipc-json.c

@@ -216,6 +216,8 @@ static const char *describe_container_border(enum sway_container_border border)
 		return "pixel";
 	case B_NORMAL:
 		return "normal";
+	case B_CSD:
+		return "csd";
 	}
 	return "unknown";
 }

sway/tree/container.c

@@ -717,7 +717,7 @@ void container_set_geometry_from_floating_view(struct sway_container *con) {
 	size_t border_width = 0;
 	size_t top = 0;
 
-	if (!view->using_csd) {
+	if (view->border != B_CSD) {
 		border_width = view->border_thickness * (view->border != B_NONE);
 		top = view->border == B_NORMAL ?
 			container_titlebar_height() : border_width;

sway/tree/view.c

@@ -5,6 +5,7 @@
 #include <wlr/render/wlr_renderer.h>
 #include <wlr/types/wlr_buffer.h>
 #include <wlr/types/wlr_output_layout.h>
+#include <wlr/types/wlr_server_decoration.h>
 #include "config.h"
 #ifdef HAVE_XWAYLAND
 #include <wlr/xwayland.h>
@@ -13,6 +14,7 @@
 #include "log.h"
 #include "sway/criteria.h"
 #include "sway/commands.h"
+#include "sway/decoration.h"
 #include "sway/desktop/transaction.h"
 #include "sway/input/cursor.h"
 #include "sway/ipc-server.h"
@@ -231,12 +233,8 @@ void view_autoconfigure(struct sway_view *view) {
 		view->border_top = false;
 	}
 
-	enum sway_container_border border = view->border;
+	switch (view->border) {
-	if (view->using_csd) {
+	case B_CSD:
-		border = B_NONE;
-	}
-
-	switch (border) {
 	case B_NONE:
 		x = con->x;
 		y = con->y + y_offset;
@@ -309,16 +307,17 @@ void view_request_activate(struct sway_view *view) {
 	}
 }
 
-void view_set_tiled(struct sway_view *view, bool tiled) {
+void view_set_csd(struct sway_view *view, bool enabled) {
-	if (!tiled) {
+	if (view->decoration) {
-		view->using_csd = true;
+		uint32_t mode = enabled ? WLR_SERVER_DECORATION_MANAGER_MODE_CLIENT :
-		if (view->impl->has_client_side_decorations) {
+			WLR_SERVER_DECORATION_MANAGER_MODE_SERVER;
-			view->using_csd = view->impl->has_client_side_decorations(view);
+		wlr_log(WLR_INFO, "decoration mode %i", mode);
-		}
+		wlr_server_decoration_set_mode(
-	} else {
+				view->decoration->wlr_server_decoration, mode);
-		view->using_csd = false;
 	}
+}
 
+void view_set_tiled(struct sway_view *view, bool tiled) {
 	if (view->impl->set_tiled) {
 		view->impl->set_tiled(view, tiled);
 	}