bug: fix view centering

3 files changed, 31 insertions, 35 deletions

diff --git a/rootston/desktop.c b/rootston/desktop.c
index d5cac575..a7137255 100644
--- a/rootston/desktop.c
+++ b/rootston/desktop.c
@@ -67,35 +67,42 @@ void view_close(struct roots_view *view) {
 bool view_center(struct roots_view *view) {
 	struct wlr_box size;
 	view_get_size(view, &size);
-	if (size.width == 0 && size.height == 0) {
-		return false;
-	}
 
 	struct roots_desktop *desktop = view->desktop;
 	struct wlr_cursor *cursor = desktop->server->input->cursor;
-	struct wlr_output *output = wlr_output_layout_output_at(desktop->layout,
-		cursor->x, cursor->y);
-	const struct wlr_output_layout_output *output_layout =
-		wlr_output_layout_get(desktop->layout, output);
+
+	struct wlr_output *output =
+		wlr_output_layout_output_at(desktop->layout, cursor->x, cursor->y);
+
+	if (!output) {
+		output = wlr_output_layout_get_center_output(desktop->layout);
+	}
+
 	if (!output) {
+		// empty layout
 		return false;
 	}
 
-	view->x = (double)(output->width - size.width) / 2
-		+ output_layout->x;
-	view->y = (double)(output->height - size.height) / 2
-		+ output_layout->y;
+	const struct wlr_output_layout_output *l_output =
+		wlr_output_layout_get(desktop->layout, output);
+
+	int width, height;
+	wlr_output_effective_resolution(output, &width, &height);
+
+	view->x = (double)(width - size.width) / 2
+		+ l_output->x;
+	view->y = (double)(height - size.height) / 2
+		+ l_output->y;
+
 	return true;
 }
 
-bool view_initialize(struct roots_view *view) {
-	bool centered = view_center(view);
-	if (centered) {
-		struct roots_input *input = view->desktop->server->input;
-		set_view_focus(input, view->desktop, view);
-		wlr_seat_keyboard_notify_enter(input->wl_seat, view->wlr_surface);
-	}
-	return centered;
+void view_initialize(struct roots_view *view) {
+	view_center(view);
+	struct roots_input *input = view->desktop->server->input;
+
+	set_view_focus(input, view->desktop, view);
+	wlr_seat_keyboard_notify_enter(input->wl_seat, view->wlr_surface);
 }
 
 struct roots_view *view_at(struct roots_desktop *desktop, double lx, double ly,
diff --git a/rootston/wl_shell.c b/rootston/wl_shell.c
index 34f53c7a..33f54a32 100644
--- a/rootston/wl_shell.c
+++ b/rootston/wl_shell.c
@@ -50,14 +50,7 @@ static void handle_request_resize(struct wl_listener *listener, void *data) {
 }
 
 static void handle_surface_commit(struct wl_listener *listener, void *data) {
-	struct roots_wl_shell_surface *roots_surface =
-		wl_container_of(listener, roots_surface, surface_commit);
-	struct roots_view *view = roots_surface->view;
-
-	if (view->wl_shell_surface->state == WLR_WL_SHELL_SURFACE_STATE_TOPLEVEL &&
-			!roots_surface->initialized) {
-		roots_surface->initialized = view_initialize(view);
-	}
+	// TODO do we need to do anything here?
 }
 
 static void handle_destroy(struct wl_listener *listener, void *data) {
@@ -137,4 +130,5 @@ void handle_wl_shell_surface(struct wl_listener *listener, void *data) {
 	view->desktop = desktop;
 	roots_surface->view = view;
 	list_add(desktop->views, view);
+	view_initialize(view);
 }
diff --git a/rootston/xdg_shell_v6.c b/rootston/xdg_shell_v6.c
index 9b8d8882..1e21fa02 100644
--- a/rootston/xdg_shell_v6.c
+++ b/rootston/xdg_shell_v6.c
@@ -68,14 +68,7 @@ static void handle_request_resize(struct wl_listener *listener, void *data) {
 }
 
 static void handle_commit(struct wl_listener *listener, void *data) {
-	struct roots_xdg_surface_v6 *roots_xdg_surface =
-		wl_container_of(listener, roots_xdg_surface, commit);
-	struct roots_view *view = roots_xdg_surface->view;
-
-	if (view->xdg_surface_v6->role == WLR_XDG_SURFACE_V6_ROLE_TOPLEVEL &&
-			!roots_xdg_surface->initialized) {
-		roots_xdg_surface->initialized = view_initialize(view);
-	}
+	// TODO is there anything we need to do here?
 }
 
 static void handle_destroy(struct wl_listener *listener, void *data) {
@@ -141,4 +134,6 @@ void handle_xdg_shell_v6_surface(struct wl_listener *listener, void *data) {
 	view->desktop = desktop;
 	roots_surface->view = view;
 	list_add(desktop->views, view);
+
+	view_initialize(view);
 }