view set position

include/sway/view.h

@@ -87,6 +87,8 @@ struct sway_view {
 				enum sway_view_prop prop);
 		void (*set_size)(struct sway_view *view,
 				int width, int height);
+		void (*set_position)(struct sway_view *view,
+				double ox, double oy);
 	} iface;
 };
 

sway/desktop/wl_shell.c

@@ -37,6 +37,14 @@ static void set_size(struct sway_view *view, int width, int height) {
 	wlr_wl_shell_surface_configure(view->wlr_wl_shell_surface, 0, width, height);
 }
 
+static void set_position(struct sway_view *view, double ox, double oy) {
+	if (!assert_wl_shell(view)) {
+		return;
+	}
+	view->swayc->x = ox;
+	view->swayc->y = oy;
+}
+
 static void handle_commit(struct wl_listener *listener, void *data) {
 	struct sway_wl_shell_surface *sway_surface =
 		wl_container_of(listener, sway_surface, commit);
@@ -87,6 +95,7 @@ void handle_wl_shell_surface(struct wl_listener *listener, void *data) {
 	sway_view->type = SWAY_WL_SHELL_VIEW;
 	sway_view->iface.get_prop = get_prop;
 	sway_view->iface.set_size = set_size;
+	sway_view->iface.set_position = set_position;
 	sway_view->wlr_wl_shell_surface = shell_surface;
 	sway_view->sway_wl_shell_surface = sway_surface;
 	sway_view->surface = shell_surface->surface;

sway/desktop/xdg_shell_v6.c

@@ -37,6 +37,14 @@ static void set_size(struct sway_view *view, int width, int height) {
 	wlr_xdg_toplevel_v6_set_size(view->wlr_xdg_surface_v6, width, height);
 }
 
+static void set_position(struct sway_view *view, double ox, double oy) {
+	if (!assert_xdg(view)) {
+		return;
+	}
+	view->swayc->x = ox;
+	view->swayc->y = oy;
+}
+
 static void handle_commit(struct wl_listener *listener, void *data) {
 	struct sway_xdg_surface_v6 *sway_surface =
 		wl_container_of(listener, sway_surface, commit);
@@ -87,6 +95,7 @@ void handle_xdg_shell_v6_surface(struct wl_listener *listener, void *data) {
 	sway_view->type = SWAY_XDG_SHELL_V6_VIEW;
 	sway_view->iface.get_prop = get_prop;
 	sway_view->iface.set_size = set_size;
+	sway_view->iface.set_position = set_position;
 	sway_view->wlr_xdg_surface_v6 = xdg_surface;
 	sway_view->sway_xdg_surface_v6 = sway_surface;
 	sway_view->surface = xdg_surface->surface;

sway/desktop/xwayland.c

@@ -3,14 +3,17 @@
 #include <stdlib.h>
 #include <wayland-server.h>
 #include <wlr/xwayland.h>
+#include <wlr/types/wlr_output_layout.h>
+#include <wlr/types/wlr_output.h>
 #include "sway/container.h"
 #include "sway/layout.h"
 #include "sway/server.h"
 #include "sway/view.h"
+#include "sway/output.h"
 #include "log.h"
 
  static bool assert_xwayland(struct sway_view *view) {
-	 return sway_assert(view->type == SWAY_XWAYLAND_VIEW,
+	 return sway_assert(view->type == SWAY_XWAYLAND_VIEW && view->wlr_xwayland_surface,
 		 "Expected xwayland view!");
  }
 
@@ -40,6 +43,33 @@ static void set_size(struct sway_view *view, int width, int height) {
 		width, height);
 }
 
+static void set_position(struct sway_view *view, double ox, double oy) {
+	if (!assert_xwayland(view)) {
+		return;
+	}
+	swayc_t *output = swayc_parent_by_type(view->swayc, C_OUTPUT);
+	if (!sway_assert(output, "view must be within tree to set position")) {
+		return;
+	}
+	swayc_t *root = swayc_parent_by_type(output, C_ROOT);
+	if (!sway_assert(root, "output must be within tree to set position")) {
+		return;
+	}
+	struct wlr_output_layout *layout = root->output_layout;
+	struct wlr_output_layout_output *loutput =
+		wlr_output_layout_get(layout, output->sway_output->wlr_output);
+	if (!sway_assert(loutput, "output must be within layout to set position")) {
+		return;
+	}
+
+	view->swayc->x = ox;
+	view->swayc->y = oy;
+
+	wlr_xwayland_surface_configure(view->wlr_xwayland_surface,
+		ox + loutput->x, oy + loutput->y,
+		view->width, view->height);
+}
+
 static void handle_commit(struct wl_listener *listener, void *data) {
 	struct sway_xwayland_surface *sway_surface =
 		wl_container_of(listener, sway_surface, commit);
@@ -102,6 +132,7 @@ void handle_xwayland_surface(struct wl_listener *listener, void *data) {
 	sway_view->type = SWAY_XWAYLAND_VIEW;
 	sway_view->iface.get_prop = get_prop;
 	sway_view->iface.set_size = set_size;
+	sway_view->iface.set_position = set_position;
 	sway_view->wlr_xwayland_surface = xsurface;
 	sway_view->sway_xwayland_surface = sway_surface;
 	// TODO remove from the tree when the surface goes away (unmapped)

sway/tree/container.c

@@ -2,6 +2,7 @@
 #include <stdint.h>
 #include <stdlib.h>
 #include <string.h>
+#include <wlr/types/wlr_output_layout.h>
 #include "sway/container.h"
 #include "sway/layout.h"
 #include "sway/output.h"
@@ -53,6 +54,10 @@ swayc_t *new_output(struct sway_output *sway_output) {
 	output->width = size.width;
 	output->height = size.width;
 
+	// TODO configure output layout position
+	wlr_output_layout_add_auto(root_container.output_layout,
+		sway_output->wlr_output);
+
 	add_child(&root_container, output);
 
 	// Create workspace

sway/tree/layout.c

@@ -215,8 +215,7 @@ static void apply_horiz_layout(swayc_t *container,
 			sway_log(L_DEBUG,
 				 "Calculating arrangement for %p:%d (will scale %f by %f)",
 				 child, child->type, width, scale);
-			child->x = child_x;
-			child->y = y;
+			child->sway_view->iface.set_position(child->sway_view, child_x, y);
 
 			if (i == end - 1) {
 				double remaining_width = x + width - child_x;
@@ -266,8 +265,7 @@ void apply_vert_layout(swayc_t *container,
 			sway_log(L_DEBUG,
 				 "Calculating arrangement for %p:%d (will scale %f by %f)",
 				 child, child->type, height, scale);
-			child->x = x;
-			child->y = child_y;
+			child->sway_view->iface.set_position(child->sway_view, x, child_y);
 
 			if (i == end - 1) {
 				double remaining_height = y + height - child_y;