diff --git a/include/rootston/input.h b/include/rootston/input.h index aeab9c0d..1fae07d7 100644 --- a/include/rootston/input.h +++ b/include/rootston/input.h @@ -53,6 +53,13 @@ enum roots_cursor_mode { ROOTS_CURSOR_ROTATE = 3, }; +enum roots_cursor_resize_edge { + ROOTS_CURSOR_RESIZE_EDGE_TOP = 1, + ROOTS_CURSOR_RESIZE_EDGE_BOTTOM = 2, + ROOTS_CURSOR_RESIZE_EDGE_LEFT = 4, + ROOTS_CURSOR_RESIZE_EDGE_RIGHT = 8, +}; + struct roots_input_event { uint32_t serial; struct wlr_cursor *cursor; @@ -71,6 +78,8 @@ struct roots_input { enum roots_cursor_mode mode; struct roots_view *active_view; int offs_x, offs_y; + int view_x, view_y, view_width, view_height; + uint32_t resize_edges; // Ring buffer of input events that could trigger move/resize/rotate int input_events_idx; @@ -110,5 +119,7 @@ const struct roots_input_event *get_input_event(struct roots_input *input, uint32_t serial); void view_begin_move(struct roots_input *input, struct wlr_cursor *cursor, struct roots_view *view); +void view_begin_resize(struct roots_input *input, struct wlr_cursor *cursor, + struct roots_view *view, uint32_t edges); #endif diff --git a/include/rootston/view.h b/include/rootston/view.h index 2bd71104..39ff80db 100644 --- a/include/rootston/view.h +++ b/include/rootston/view.h @@ -61,11 +61,15 @@ struct roots_view { // configure event from the xdg_shell // If not then this should follow the typical type/impl pattern we use // elsewhere + void (*get_size)(struct roots_view *view, struct wlr_box *box); void (*get_input_bounds)(struct roots_view *view, struct wlr_box *box); void (*activate)(struct roots_view *view, bool active); + void (*resize)(struct roots_view *view, uint32_t width, uint32_t height); }; +void view_get_size(struct roots_view *view, struct wlr_box *box); void view_get_input_bounds(struct roots_view *view, struct wlr_box *box); void view_activate(struct roots_view *view, bool active); +void view_resize(struct roots_view *view, uint32_t width, uint32_t height); #endif diff --git a/rootston/cursor.c b/rootston/cursor.c index 2742e7cd..bd8f91d2 100644 --- a/rootston/cursor.c +++ b/rootston/cursor.c @@ -29,6 +29,22 @@ void view_begin_move(struct roots_input *input, struct wlr_cursor *cursor, wlr_seat_pointer_clear_focus(input->wl_seat); } +void view_begin_resize(struct roots_input *input, struct wlr_cursor *cursor, + struct roots_view *view, uint32_t edges) { + input->mode = ROOTS_CURSOR_RESIZE; + wlr_log(L_DEBUG, "begin resize"); + input->offs_x = cursor->x; + input->offs_y = cursor->y; + input->view_x = view->x; + input->view_y = view->y; + struct wlr_box size; + view_get_size(view, &size); + input->view_width = size.width; + input->view_height = size.height; + input->resize_edges = edges; + wlr_seat_pointer_clear_focus(input->wl_seat); +} + void cursor_update_position(struct roots_input *input, uint32_t time) { struct roots_desktop *desktop = input->server->desktop; struct roots_view *view; @@ -53,6 +69,27 @@ void cursor_update_position(struct roots_input *input, uint32_t time) { } break; case ROOTS_CURSOR_RESIZE: + if (input->active_view) { + int dx = input->cursor->x - input->offs_x; + int dy = input->cursor->y - input->offs_y; + int width = input->view_width; + int height = input->view_height; + if (input->resize_edges & ROOTS_CURSOR_RESIZE_EDGE_TOP) { + input->active_view->y = input->view_y + dy; + height -= dy; + } + if (input->resize_edges & ROOTS_CURSOR_RESIZE_EDGE_BOTTOM) { + height += dy; + } + if (input->resize_edges & ROOTS_CURSOR_RESIZE_EDGE_LEFT) { + input->active_view->x = input->view_x + dx; + width -= dx; + } + if (input->resize_edges & ROOTS_CURSOR_RESIZE_EDGE_RIGHT) { + width += dx; + } + view_resize(input->active_view, width, height); + } break; case ROOTS_CURSOR_ROTATE: break; diff --git a/rootston/desktop.c b/rootston/desktop.c index 14703e6e..3d307ee4 100644 --- a/rootston/desktop.c +++ b/rootston/desktop.c @@ -25,6 +25,16 @@ void view_destroy(struct roots_view *view) { free(view); } +void view_get_size(struct roots_view *view, struct wlr_box *box) { + if (view->get_size) { + view->get_size(view, box); + return; + } + box->x = box->y = 0; + box->width = view->wlr_surface->current.width; + box->height = view->wlr_surface->current.height; +} + void view_get_input_bounds(struct roots_view *view, struct wlr_box *box) { if (view->get_input_bounds) { view->get_input_bounds(view, box); @@ -41,6 +51,12 @@ void view_activate(struct roots_view *view, bool activate) { } } +void view_resize(struct roots_view *view, uint32_t width, uint32_t height) { + if (view->resize) { + view->resize(view, width, height); + } +} + struct roots_view *view_at(struct roots_desktop *desktop, int x, int y) { for (size_t i = 0; i < desktop->views->length; ++i) { struct roots_view *view = desktop->views->items[i]; diff --git a/rootston/wl_shell.c b/rootston/wl_shell.c index 4189e910..d70f59f2 100644 --- a/rootston/wl_shell.c +++ b/rootston/wl_shell.c @@ -10,7 +10,7 @@ #include "rootston/server.h" #include "rootston/input.h" -static void handle_move(struct wl_listener *listener, void *data) { +static void handle_request_move(struct wl_listener *listener, void *data) { struct roots_wl_shell_surface *roots_surface = wl_container_of(listener, roots_surface, request_move); struct roots_view *view = roots_surface->view; @@ -53,7 +53,7 @@ void handle_wl_shell_surface(struct wl_listener *listener, void *data) { wl_signal_add(&surface->events.destroy, &roots_surface->destroy); wl_list_init(&roots_surface->ping_timeout.link); wl_list_init(&roots_surface->request_move.link); - roots_surface->request_move.notify = handle_move; + roots_surface->request_move.notify = handle_request_move; wl_signal_add(&surface->events.request_move, &roots_surface->request_move); wl_list_init(&roots_surface->request_resize.link); wl_list_init(&roots_surface->request_set_fullscreen.link); diff --git a/rootston/xdg_shell_v6.c b/rootston/xdg_shell_v6.c index e8edaa8f..ab34f52a 100644 --- a/rootston/xdg_shell_v6.c +++ b/rootston/xdg_shell_v6.c @@ -10,9 +10,10 @@ #include "rootston/server.h" #include "rootston/input.h" -static void get_input_bounds(struct roots_view *view, struct wlr_box *box) { +static void get_size(struct roots_view *view, struct wlr_box *box) { assert(view->type == ROOTS_XDG_SHELL_V6_VIEW); struct wlr_xdg_surface_v6 *surf = view->xdg_surface_v6; + // TODO: surf->geometry can be NULL memcpy(box, surf->geometry, sizeof(struct wlr_box)); } @@ -24,6 +25,14 @@ static void activate(struct roots_view *view, bool active) { } } +static void resize(struct roots_view *view, uint32_t width, uint32_t height) { + assert(view->type == ROOTS_XDG_SHELL_V6_VIEW); + struct wlr_xdg_surface_v6 *surf = view->xdg_surface_v6; + if (surf->role == WLR_XDG_SURFACE_V6_ROLE_TOPLEVEL) { + wlr_xdg_toplevel_v6_set_size(surf, width, height); + } +} + static void handle_request_move(struct wl_listener *listener, void *data) { struct roots_xdg_surface_v6 *roots_xdg_surface = wl_container_of(listener, roots_xdg_surface, request_move); @@ -37,6 +46,19 @@ static void handle_request_move(struct wl_listener *listener, void *data) { view_begin_move(input, event->cursor, view); } +static void handle_request_resize(struct wl_listener *listener, void *data) { + struct roots_xdg_surface_v6 *roots_xdg_surface = + wl_container_of(listener, roots_xdg_surface, request_resize); + struct roots_view *view = roots_xdg_surface->view; + struct roots_input *input = view->desktop->server->input; + struct wlr_xdg_toplevel_v6_resize_event *e = data; + const struct roots_input_event *event = get_input_event(input, e->serial); + if (!event || input->mode != ROOTS_CURSOR_PASSTHROUGH) { + return; + } + view_begin_resize(input, event->cursor, view, e->edges); +} + static void handle_destroy(struct wl_listener *listener, void *data) { struct roots_xdg_surface_v6 *roots_xdg_surface = wl_container_of(listener, roots_xdg_surface, destroy); @@ -71,6 +93,9 @@ void handle_xdg_shell_v6_surface(struct wl_listener *listener, void *data) { roots_surface->request_move.notify = handle_request_move; wl_signal_add(&surface->events.request_move, &roots_surface->request_move); wl_list_init(&roots_surface->request_resize.link); + roots_surface->request_resize.notify = handle_request_resize; + wl_signal_add(&surface->events.request_resize, + &roots_surface->request_resize); wl_list_init(&roots_surface->request_show_window_menu.link); struct roots_view *view = calloc(1, sizeof(struct roots_view)); @@ -79,8 +104,9 @@ void handle_xdg_shell_v6_surface(struct wl_listener *listener, void *data) { view->xdg_surface_v6 = surface; view->roots_xdg_surface_v6 = roots_surface; view->wlr_surface = surface->surface; - view->get_input_bounds = get_input_bounds; + view->get_size = get_size; view->activate = activate; + view->resize = resize; view->desktop = desktop; roots_surface->view = view; list_add(desktop->views, view); diff --git a/rootston/xwayland.c b/rootston/xwayland.c index 181b959d..4e42a925 100644 --- a/rootston/xwayland.c +++ b/rootston/xwayland.c @@ -17,7 +17,7 @@ static void handle_destroy(struct wl_listener *listener, void *data) { free(roots_surface); } -static void handle_configure(struct wl_listener *listener, void *data) { +static void handle_request_configure(struct wl_listener *listener, void *data) { struct roots_xwayland_surface *roots_surface = wl_container_of(listener, roots_surface, request_configure); struct wlr_xwayland_surface *xwayland_surface = @@ -58,7 +58,7 @@ void handle_xwayland_surface(struct wl_listener *listener, void *data) { roots_surface->destroy.notify = handle_destroy; wl_signal_add(&surface->events.destroy, &roots_surface->destroy); wl_list_init(&roots_surface->request_configure.link); - roots_surface->request_configure.notify = handle_configure; + roots_surface->request_configure.notify = handle_request_configure; wl_signal_add(&surface->events.request_configure, &roots_surface->request_configure);