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-rw-r--r--.gitmodules2
-rw-r--r--harness/CMakeLists.txt3
-rw-r--r--harness/include/plugin.h4
-rw-r--r--harness/include/wl.h106
-rw-r--r--harness/src/wl.c726
-rw-r--r--harness/src/wl.h95
m---------wlroots0
7 files changed, 502 insertions, 434 deletions
diff --git a/.gitmodules b/.gitmodules
index 97560e8..be65190 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,3 @@
[submodule "wlroots"]
path = wlroots
- url = https://github.com/swaywm/wlroots.git
+ url = https://gitlab.freedesktop.org/wlroots/wlroots.git
diff --git a/harness/CMakeLists.txt b/harness/CMakeLists.txt
index 0b91cd3..13bbafd 100644
--- a/harness/CMakeLists.txt
+++ b/harness/CMakeLists.txt
@@ -75,6 +75,7 @@ add_executable (wtr_harness ${SOURCES} ${PLUGIN_LOAD} ${PLUGIN_INTF}
xdg-shell-protocol.c)
target_link_libraries(wtr_harness dl)
-target_link_directories(wtr_harness PUBLIC "../wlroots/build/")
+target_link_directories(wtr_harness PUBLIC
+ "${CMAKE_CURRENT_BINARY_DIR}/../wlroots")
target_link_libraries(wtr_harness wlroots wayland-server xkbcommon pthread)
target_link_options(wtr_harness PRIVATE -Wl,--wrap=pthread_create)
diff --git a/harness/include/plugin.h b/harness/include/plugin.h
index cc18158..c48a2f5 100644
--- a/harness/include/plugin.h
+++ b/harness/include/plugin.h
@@ -139,8 +139,8 @@ typedef struct PLUGIN {
* Handles a keybinding.
*/
EXPORT(opqst_t (*plugin_handle_keybinding)(
- struct wlr_input_device *input_device,
- struct wlr_event_keyboard_key *event, uint32_t modifiers, uint32_t keysym,
+ struct wlr_keyboard *keyboard,
+ struct wlr_keyboard_key_event *event, uint32_t modifiers, uint32_t keysym,
uint32_t codepoint, int *out_handled, opqst_t state));
/*
diff --git a/harness/include/wl.h b/harness/include/wl.h
new file mode 100644
index 0000000..b8d4e14
--- /dev/null
+++ b/harness/include/wl.h
@@ -0,0 +1,106 @@
+#pragma once
+
+#include <assert.h>
+#include <getopt.h>
+#include <stdbool.h>
+#include <unistd.h>
+#include <wayland-server-core.h>
+#include <wlr/backend.h>
+#include <wlr/render/allocator.h>
+#include <wlr/render/wlr_renderer.h>
+#include <wlr/types/wlr_cursor.h>
+#include <wlr/types/wlr_compositor.h>
+#include <wlr/types/wlr_data_device.h>
+#include <wlr/types/wlr_input_device.h>
+#include <wlr/types/wlr_keyboard.h>
+#include <wlr/types/wlr_output.h>
+#include <wlr/types/wlr_output_layout.h>
+#include <wlr/types/wlr_pointer.h>
+#include <wlr/types/wlr_scene.h>
+#include <wlr/types/wlr_seat.h>
+#include <wlr/types/wlr_subcompositor.h>
+#include <wlr/types/wlr_xcursor_manager.h>
+#include <wlr/types/wlr_xdg_shell.h>
+#include <wlr/util/log.h>
+#include <xkbcommon/xkbcommon.h>
+
+#include <plugin.h>
+
+/* For brevity's sake, struct members are annotated where they are used. */
+enum tinywl_cursor_mode {
+ TINYWL_CURSOR_PASSTHROUGH,
+ TINYWL_CURSOR_MOVE,
+ TINYWL_CURSOR_RESIZE,
+};
+
+struct tinywl_server {
+ struct wl_display *wl_display;
+ struct wlr_backend *backend;
+ struct wlr_renderer *renderer;
+ struct wlr_allocator *allocator;
+ struct wlr_scene *scene;
+ struct wlr_scene_output_layout *scene_layout;
+
+ struct wlr_xdg_shell *xdg_shell;
+ struct wl_listener new_xdg_surface;
+ struct wl_list toplevels;
+
+ struct wlr_cursor *cursor;
+ struct wlr_xcursor_manager *cursor_mgr;
+ struct wl_listener cursor_motion;
+ struct wl_listener cursor_motion_absolute;
+ struct wl_listener cursor_button;
+ struct wl_listener cursor_axis;
+ struct wl_listener cursor_frame;
+
+ struct wlr_seat *seat;
+ struct wl_listener new_input;
+ struct wl_listener request_cursor;
+ struct wl_listener request_set_selection;
+ struct wl_list keyboards;
+ enum tinywl_cursor_mode cursor_mode;
+ struct tinywl_toplevel *grabbed_toplevel;
+ double grab_x, grab_y;
+ struct wlr_box grab_geobox;
+ uint32_t resize_edges;
+
+ struct wlr_output_layout *output_layout;
+ struct wl_list outputs;
+ struct wl_listener new_output;
+
+ plugin_t plugin;
+};
+
+struct tinywl_output {
+ struct wl_list link;
+ struct tinywl_server *server;
+ struct wlr_output *wlr_output;
+ struct wl_listener frame;
+ struct wl_listener request_state;
+ struct wl_listener destroy;
+};
+
+struct tinywl_toplevel {
+ struct wl_list link;
+ struct tinywl_server *server;
+ struct wlr_xdg_toplevel *xdg_toplevel;
+ struct wlr_scene_tree *scene_tree;
+ struct wl_listener map;
+ struct wl_listener unmap;
+ struct wl_listener destroy;
+ struct wl_listener request_move;
+ struct wl_listener request_resize;
+ struct wl_listener request_maximize;
+ struct wl_listener request_fullscreen;
+};
+
+struct tinywl_keyboard {
+ struct wl_list link;
+ struct tinywl_server *server;
+ struct wlr_keyboard *wlr_keyboard;
+
+ struct wl_listener modifiers;
+ struct wl_listener key;
+ struct wl_listener destroy;
+};
+
diff --git a/harness/src/wl.c b/harness/src/wl.c
index 2bbef59..1535c6d 100644
--- a/harness/src/wl.c
+++ b/harness/src/wl.c
@@ -1,11 +1,11 @@
#define _POSIX_C_SOURCE 200112L
-#include "wl.h"
-
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
+#include <wl.h>
+
// This macro is responsible for calling a handler on a plugin. This macro will
// acquire the plugin's lock, call the member with the arguments and update the
// state.
@@ -24,13 +24,14 @@
plugin_run_requested_actions(pl__); \
} while (0)
-static void focus_view(struct tinywl_view *view, struct wlr_surface *surface)
+static void focus_toplevel(struct tinywl_toplevel *toplevel,
+ struct wlr_surface *surface)
{
/* Note: this function only deals with keyboard focus. */
- if (view == NULL) {
+ if (toplevel == NULL) {
return;
}
- struct tinywl_server *server = view->server;
+ struct tinywl_server *server = toplevel->server;
struct wlr_seat *seat = server->seat;
struct wlr_surface *prev_surface = seat->keyboard_state.focused_surface;
if (prev_surface == surface) {
@@ -43,24 +44,29 @@ static void focus_view(struct tinywl_view *view, struct wlr_surface *surface)
* it no longer has focus and the client will repaint accordingly, e.g.
* stop displaying a caret.
*/
- struct wlr_xdg_surface *previous =
- wlr_xdg_surface_from_wlr_surface(seat->keyboard_state.focused_surface);
- wlr_xdg_toplevel_set_activated(previous, false);
+ struct wlr_xdg_toplevel *prev_toplevel =
+ wlr_xdg_toplevel_try_from_wlr_surface(prev_surface);
+ if (prev_toplevel != NULL) {
+ wlr_xdg_toplevel_set_activated(prev_toplevel, false);
+ }
}
struct wlr_keyboard *keyboard = wlr_seat_get_keyboard(seat);
- /* Move the view to the front */
- wl_list_remove(&view->link);
- wl_list_insert(&server->views, &view->link);
+ /* Move the toplevel to the front */
+ wlr_scene_node_raise_to_top(&toplevel->scene_tree->node);
+ wl_list_remove(&toplevel->link);
+ wl_list_insert(&server->toplevels, &toplevel->link);
/* Activate the new surface */
- wlr_xdg_toplevel_set_activated(view->xdg_surface, true);
+ wlr_xdg_toplevel_set_activated(toplevel->xdg_toplevel, true);
/*
* Tell the seat to have the keyboard enter this surface. wlroots will keep
* track of this and automatically send key events to the appropriate
* clients without additional work on your part.
*/
- wlr_seat_keyboard_notify_enter(seat, view->xdg_surface->surface,
- keyboard->keycodes, keyboard->num_keycodes,
- &keyboard->modifiers);
+ if (keyboard != NULL) {
+ wlr_seat_keyboard_notify_enter(seat, toplevel->xdg_toplevel->base->surface,
+ keyboard->keycodes, keyboard->num_keycodes,
+ &keyboard->modifiers);
+ }
}
static void keyboard_handle_modifiers(struct wl_listener *listener, void *data)
@@ -75,10 +81,38 @@ static void keyboard_handle_modifiers(struct wl_listener *listener, void *data)
* same seat. You can swap out the underlying wlr_keyboard like this and
* wlr_seat handles this transparently.
*/
- wlr_seat_set_keyboard(keyboard->server->seat, keyboard->device);
+ wlr_seat_set_keyboard(keyboard->server->seat, keyboard->wlr_keyboard);
/* Send modifiers to the client. */
wlr_seat_keyboard_notify_modifiers(keyboard->server->seat,
- &keyboard->device->keyboard->modifiers);
+ &keyboard->wlr_keyboard->modifiers);
+}
+
+static bool handle_keybinding(struct tinywl_server *server, xkb_keysym_t sym)
+{
+ /*
+ * Here we handle compositor keybindings. This is when the compositor is
+ * processing keys, rather than passing them on to the client for its own
+ * processing.
+ *
+ * This function assumes Alt is held down.
+ */
+ switch (sym) {
+ case XKB_KEY_Escape:
+ wl_display_terminate(server->wl_display);
+ break;
+ case XKB_KEY_F1:
+ /* Cycle to the next toplevel */
+ if (wl_list_length(&server->toplevels) < 2) {
+ break;
+ }
+ struct tinywl_toplevel *next_toplevel =
+ wl_container_of(server->toplevels.prev, next_toplevel, link);
+ focus_toplevel(next_toplevel, next_toplevel->xdg_toplevel->base->surface);
+ break;
+ default:
+ return false;
+ }
+ return true;
}
static void keyboard_handle_key(struct wl_listener *listener, void *data)
@@ -86,66 +120,79 @@ static void keyboard_handle_key(struct wl_listener *listener, void *data)
/* This event is raised when a key is pressed or released. */
struct tinywl_keyboard *keyboard = wl_container_of(listener, keyboard, key);
struct tinywl_server *server = keyboard->server;
- struct wlr_event_keyboard_key *event = data;
+ struct wlr_keyboard_key_event *event = data;
struct wlr_seat *seat = server->seat;
/* Translate libinput keycode -> xkbcommon */
uint32_t keycode = event->keycode + 8;
/* Get a list of keysyms based on the keymap for this keyboard */
const xkb_keysym_t *syms;
- int nsyms = xkb_state_key_get_syms(keyboard->device->keyboard->xkb_state,
- keycode, &syms);
- uint32_t modifiers = wlr_keyboard_get_modifiers(keyboard->device->keyboard);
+ int nsyms =
+ xkb_state_key_get_syms(keyboard->wlr_keyboard->xkb_state, keycode, &syms);
+
+ int handled = false;
+ uint32_t modifiers = wlr_keyboard_get_modifiers(keyboard->wlr_keyboard);
uint32_t codepoint;
/* Pass the information along to the plugin for the plugin to handle. The
* plugin will return via 'handled' whether or not the key event was handled
* or not. */
- int handled = 0;
if (nsyms > 0) {
codepoint =
- xkb_state_key_get_utf32(keyboard->device->keyboard->xkb_state, keycode);
+ xkb_state_key_get_utf32(keyboard->wlr_keyboard->xkb_state, keycode);
plugin_call_update_state(server->plugin, plugin_handle_keybinding,
- keyboard->device, event, modifiers, syms[0],
+ keyboard->wlr_keyboard, event, modifiers, syms[0],
codepoint, &handled);
}
+}
- // if (!handled) {
- // /* Otherwise, we pass it along to the client. */
- // wlr_seat_set_keyboard(seat, keyboard->device);
- // wlr_seat_keyboard_notify_key(seat, event->time_msec, event->keycode,
- // event->state);
- // }
+static void keyboard_handle_destroy(struct wl_listener *listener, void *data)
+{
+ /* This event is raised by the keyboard base wlr_input_device to signal
+ * the destruction of the wlr_keyboard. It will no longer receive events
+ * and should be destroyed.
+ */
+ struct tinywl_keyboard *keyboard =
+ wl_container_of(listener, keyboard, destroy);
+ wl_list_remove(&keyboard->modifiers.link);
+ wl_list_remove(&keyboard->key.link);
+ wl_list_remove(&keyboard->destroy.link);
+ wl_list_remove(&keyboard->link);
+ free(keyboard);
}
static void server_new_keyboard(struct tinywl_server *server,
struct wlr_input_device *device)
{
- struct tinywl_keyboard *keyboard = calloc(1, sizeof(struct tinywl_keyboard));
+ struct wlr_keyboard *wlr_keyboard = wlr_keyboard_from_input_device(device);
+
+ struct tinywl_keyboard *keyboard = calloc(1, sizeof(*keyboard));
keyboard->server = server;
- keyboard->device = device;
+ keyboard->wlr_keyboard = wlr_keyboard;
- /* We need to prepare an XKB keymap and assign it to the keyboard. This
- * assumes the defaults (e.g. layout = "us"). */
- struct xkb_context *context = xkb_context_new(XKB_CONTEXT_NO_FLAGS);
struct xkb_rule_names names = (struct xkb_rule_names){0};
names.layout = "jr";
names.variant = "jdvprk";
names.options = "numpad:mac";
+ /* We need to prepare an XKB keymap and assign it to the keyboard. This
+ * assumes the defaults (e.g. layout = "us"). */
+ struct xkb_context *context = xkb_context_new(XKB_CONTEXT_NO_FLAGS);
struct xkb_keymap *keymap =
xkb_keymap_new_from_names(context, &names, XKB_KEYMAP_COMPILE_NO_FLAGS);
- wlr_keyboard_set_keymap(device->keyboard, keymap);
+ wlr_keyboard_set_keymap(wlr_keyboard, keymap);
xkb_keymap_unref(keymap);
xkb_context_unref(context);
- wlr_keyboard_set_repeat_info(device->keyboard, 25, 600);
+ wlr_keyboard_set_repeat_info(wlr_keyboard, 25, 600);
/* Here we set up listeners for keyboard events. */
keyboard->modifiers.notify = keyboard_handle_modifiers;
- wl_signal_add(&device->keyboard->events.modifiers, &keyboard->modifiers);
+ wl_signal_add(&wlr_keyboard->events.modifiers, &keyboard->modifiers);
keyboard->key.notify = keyboard_handle_key;
- wl_signal_add(&device->keyboard->events.key, &keyboard->key);
+ wl_signal_add(&wlr_keyboard->events.key, &keyboard->key);
+ keyboard->destroy.notify = keyboard_handle_destroy;
+ wl_signal_add(&device->events.destroy, &keyboard->destroy);
- wlr_seat_set_keyboard(server->seat, device);
+ wlr_seat_set_keyboard(server->seat, keyboard->wlr_keyboard);
/* And add the keyboard to our list of keyboards */
wl_list_insert(&server->keyboards, &keyboard->link);
@@ -219,71 +266,65 @@ static void seat_request_set_selection(struct wl_listener *listener, void *data)
wlr_seat_set_selection(server->seat, event->source, event->serial);
}
-static bool view_at(struct tinywl_view *view, double lx, double ly,
- struct wlr_surface **surface, double *sx, double *sy)
+static struct tinywl_toplevel *desktop_toplevel_at(struct tinywl_server *server,
+ double lx, double ly,
+ struct wlr_surface **surface,
+ double *sx, double *sy)
{
- /*
- * XDG toplevels may have nested surfaces, such as popup windows for context
- * menus or tooltips. This function tests if any of those are underneath the
- * coordinates lx and ly (in output Layout Coordinates). If so, it sets the
- * surface pointer to that wlr_surface and the sx and sy coordinates to the
- * coordinates relative to that surface's top-left corner.
- */
- double view_sx = lx - view->x;
- double view_sy = ly - view->y;
-
- double _sx, _sy;
- struct wlr_surface *_surface = NULL;
- _surface = wlr_xdg_surface_surface_at(view->xdg_surface, view_sx, view_sy,
- &_sx, &_sy);
-
- if (_surface != NULL) {
- *sx = _sx;
- *sy = _sy;
- *surface = _surface;
- return true;
- }
-
- return false;
+ /* This returns the topmost node in the scene at the given layout coords.
+ * We only care about surface nodes as we are specifically looking for a
+ * surface in the surface tree of a tinywl_toplevel. */
+ struct wlr_scene_node *node =
+ wlr_scene_node_at(&server->scene->tree.node, lx, ly, sx, sy);
+ if (node == NULL || node->type != WLR_SCENE_NODE_BUFFER) {
+ return NULL;
+ }
+ struct wlr_scene_buffer *scene_buffer = wlr_scene_buffer_from_node(node);
+ struct wlr_scene_surface *scene_surface =
+ wlr_scene_surface_try_from_buffer(scene_buffer);
+ if (!scene_surface) {
+ return NULL;
+ }
+
+ *surface = scene_surface->surface;
+ /* Find the node corresponding to the tinywl_toplevel at the root of this
+ * surface tree, it is the only one for which we set the data field. */
+ struct wlr_scene_tree *tree = node->parent;
+ while (tree != NULL && tree->node.data == NULL) {
+ tree = tree->node.parent;
+ }
+ return tree->node.data;
}
-static struct tinywl_view *desktop_view_at(struct tinywl_server *server,
- double lx, double ly,
- struct wlr_surface **surface,
- double *sx, double *sy)
+static void reset_cursor_mode(struct tinywl_server *server)
{
- /* This iterates over all of our surfaces and attempts to find one under the
- * cursor. This relies on server->views being ordered from top-to-bottom. */
- struct tinywl_view *view;
- wl_list_for_each(view, &server->views, link)
- {
- if (view_at(view, lx, ly, surface, sx, sy)) {
- return view;
- }
- }
- return NULL;
+ /* Reset the cursor mode to passthrough. */
+ server->cursor_mode = TINYWL_CURSOR_PASSTHROUGH;
+ server->grabbed_toplevel = NULL;
}
static void process_cursor_move(struct tinywl_server *server, uint32_t time)
{
- /* Move the grabbed view to the new position. */
- server->grabbed_view->x = server->cursor->x - server->grab_x;
- server->grabbed_view->y = server->cursor->y - server->grab_y;
+ /* Move the grabbed toplevel to the new position. */
+ struct tinywl_toplevel *toplevel = server->grabbed_toplevel;
+ wlr_scene_node_set_position(&toplevel->scene_tree->node,
+ server->cursor->x - server->grab_x,
+ server->cursor->y - server->grab_y);
}
static void process_cursor_resize(struct tinywl_server *server, uint32_t time)
{
/*
- * Resizing the grabbed view can be a little bit complicated, because we
- * could be resizing from any corner or edge. This not only resizes the view
- * on one or two axes, but can also move the view if you resize from the top
- * or left edges (or top-left corner).
+ * Resizing the grabbed toplevel can be a little bit complicated, because we
+ * could be resizing from any corner or edge. This not only resizes the
+ * toplevel on one or two axes, but can also move the toplevel if you resize
+ * from the top or left edges (or top-left corner).
*
- * Note that I took some shortcuts here. In a more fleshed-out compositor,
- * you'd wait for the client to prepare a buffer at the new size, then
- * commit any movement that was prepared.
+ * Note that some shortcuts are taken here. In a more fleshed-out
+ * compositor, you'd wait for the client to prepare a buffer at the new
+ * size, then commit any movement that was prepared.
*/
- struct tinywl_view *view = server->grabbed_view;
+ struct tinywl_toplevel *toplevel = server->grabbed_toplevel;
double border_x = server->cursor->x - server->grab_x;
double border_y = server->cursor->y - server->grab_y;
int new_left = server->grab_geobox.x;
@@ -317,13 +358,13 @@ static void process_cursor_resize(struct tinywl_server *server, uint32_t time)
}
struct wlr_box geo_box;
- wlr_xdg_surface_get_geometry(view->xdg_surface, &geo_box);
- view->x = new_left - geo_box.x;
- view->y = new_top - geo_box.y;
+ wlr_xdg_surface_get_geometry(toplevel->xdg_toplevel->base, &geo_box);
+ wlr_scene_node_set_position(&toplevel->scene_tree->node, new_left - geo_box.x,
+ new_top - geo_box.y);
int new_width = new_right - new_left;
int new_height = new_bottom - new_top;
- wlr_xdg_toplevel_set_size(view->xdg_surface, new_width, new_height);
+ wlr_xdg_toplevel_set_size(toplevel->xdg_toplevel, new_width, new_height);
}
static void process_cursor_motion(struct tinywl_server *server, uint32_t time)
@@ -338,18 +379,17 @@ static void process_cursor_motion(struct tinywl_server *server, uint32_t time)
return;
}
- /* Otherwise, find the view under the pointer and send the event along. */
+ /* Otherwise, find the toplevel under the pointer and send the event along. */
double sx, sy;
struct wlr_seat *seat = server->seat;
struct wlr_surface *surface = NULL;
- struct tinywl_view *view = desktop_view_at(
+ struct tinywl_toplevel *toplevel = desktop_toplevel_at(
server, server->cursor->x, server->cursor->y, &surface, &sx, &sy);
- if (!view) {
- /* If there's no view under the cursor, set the cursor image to a
+ if (!toplevel) {
+ /* If there's no toplevel under the cursor, set the cursor image to a
* default. This is what makes the cursor image appear when you move it
- * around the screen, not over any views. */
- wlr_xcursor_manager_set_cursor_image(server->cursor_mgr, "left_ptr",
- server->cursor);
+ * around the screen, not over any toplevels. */
+ wlr_cursor_set_xcursor(server->cursor, server->cursor_mgr, "default");
}
if (surface) {
/*
@@ -379,13 +419,13 @@ static void server_cursor_motion(struct wl_listener *listener, void *data)
* pointer motion event (i.e. a delta) */
struct tinywl_server *server =
wl_container_of(listener, server, cursor_motion);
- struct wlr_event_pointer_motion *event = data;
+ struct wlr_pointer_motion_event *event = data;
/* The cursor doesn't move unless we tell it to. The cursor automatically
* handles constraining the motion to the output layout, as well as any
* special configuration applied for the specific input device which
* generated the event. You can pass NULL for the device if you want to move
* the cursor around without any input. */
- wlr_cursor_move(server->cursor, event->device, event->delta_x,
+ wlr_cursor_move(server->cursor, &event->pointer->base, event->delta_x,
event->delta_y);
process_cursor_motion(server, event->time_msec);
}
@@ -401,8 +441,9 @@ static void server_cursor_motion_absolute(struct wl_listener *listener,
* emits these events. */
struct tinywl_server *server =
wl_container_of(listener, server, cursor_motion_absolute);
- struct wlr_event_pointer_motion_absolute *event = data;
- wlr_cursor_warp_absolute(server->cursor, event->device, event->x, event->y);
+ struct wlr_pointer_motion_absolute_event *event = data;
+ wlr_cursor_warp_absolute(server->cursor, &event->pointer->base, event->x,
+ event->y);
process_cursor_motion(server, event->time_msec);
}
@@ -412,21 +453,21 @@ static void server_cursor_button(struct wl_listener *listener, void *data)
* event. */
struct tinywl_server *server =
wl_container_of(listener, server, cursor_button);
- struct wlr_event_pointer_button *event = data;
+ struct wlr_pointer_button_event *event = data;
/* Notify the client with pointer focus that a button press has occurred */
wlr_seat_pointer_notify_button(server->seat, event->time_msec, event->button,
event->state);
double sx, sy;
- struct wlr_surface *surface;
- struct tinywl_view *view = desktop_view_at(
+ struct wlr_surface *surface = NULL;
+ struct tinywl_toplevel *toplevel = desktop_toplevel_at(
server, server->cursor->x, server->cursor->y, &surface, &sx, &sy);
if (event->state == WLR_BUTTON_RELEASED) {
/* If you released any buttons, we exit interactive move/resize mode. */
- server->cursor_mode = TINYWL_CURSOR_PASSTHROUGH;
+ reset_cursor_mode(server);
}
else {
/* Focus that client if the button was _pressed_ */
- focus_view(view, surface);
+ focus_toplevel(toplevel, surface);
}
}
@@ -435,7 +476,7 @@ static void server_cursor_axis(struct wl_listener *listener, void *data)
/* This event is forwarded by the cursor when a pointer emits an axis event,
* for example when you move the scroll wheel. */
struct tinywl_server *server = wl_container_of(listener, server, cursor_axis);
- struct wlr_event_pointer_axis *event = data;
+ struct wlr_pointer_axis_event *event = data;
/* Notify the client with pointer focus of the axis event. */
wlr_seat_pointer_notify_axis(server->seat, event->time_msec,
event->orientation, event->delta,
@@ -454,131 +495,44 @@ static void server_cursor_frame(struct wl_listener *listener, void *data)
wlr_seat_pointer_notify_frame(server->seat);
}
-/* Used to move all of the data necessary to render a surface from the top-level
- * frame handler to the per-surface render function. */
-struct render_data {
- struct wlr_output *output;
- struct wlr_renderer *renderer;
- struct tinywl_view *view;
- struct timespec *when;
-};
-
-static void render_surface(struct wlr_surface *surface, int sx, int sy,
- void *data)
-{
- /* This function is called for every surface that needs to be rendered. */
- struct render_data *rdata = data;
- struct tinywl_view *view = rdata->view;
- struct wlr_output *output = rdata->output;
-
- /* We first obtain a wlr_texture, which is a GPU resource. wlroots
- * automatically handles negotiating these with the client. The underlying
- * resource could be an opaque handle passed from the client, or the client
- * could have sent a pixel buffer which we copied to the GPU, or a few other
- * means. You don't have to worry about this, wlroots takes care of it. */
- struct wlr_texture *texture = wlr_surface_get_texture(surface);
- if (texture == NULL) {
- return;
- }
-
- /* The view has a position in layout coordinates. If you have two displays,
- * one next to the other, both 1080p, a view on the rightmost display might
- * have layout coordinates of 2000,100. We need to translate that to
- * output-local coordinates, or (2000 - 1920). */
- double ox = 0, oy = 0;
- wlr_output_layout_output_coords(view->server->output_layout, output, &ox,
- &oy);
- ox += view->x + sx, oy += view->y + sy;
-
- /* We also have to apply the scale factor for HiDPI outputs. This is only
- * part of the puzzle, TinyWL does not fully support HiDPI. */
- struct wlr_box box = {
- .x = ox * output->scale,
- .y = oy * output->scale,
- .width = surface->current.width * output->scale,
- .height = surface->current.height * output->scale,
- };
-
- /*
- * Those familiar with OpenGL are also familiar with the role of matricies
- * in graphics programming. We need to prepare a matrix to render the view
- * with. wlr_matrix_project_box is a helper which takes a box with a desired
- * x, y coordinates, width and height, and an output geometry, then
- * prepares an orthographic projection and multiplies the necessary
- * transforms to produce a model-view-projection matrix.
- *
- * Naturally you can do this any way you like, for example to make a 3D
- * compositor.
- */
- float matrix[9];
- enum wl_output_transform transform =
- wlr_output_transform_invert(surface->current.transform);
- wlr_matrix_project_box(matrix, &box, transform, 0, output->transform_matrix);
-
- /* This takes our matrix, the texture, and an alpha, and performs the actual
- * rendering on the GPU. */
- wlr_render_texture_with_matrix(rdata->renderer, texture, matrix, 1);
-
- /* This lets the client know that we've displayed that frame and it can
- * prepare another one now if it likes. */
- wlr_surface_send_frame_done(surface, rdata->when);
-}
-
static void output_frame(struct wl_listener *listener, void *data)
{
/* This function is called every time an output is ready to display a frame,
* generally at the output's refresh rate (e.g. 60Hz). */
struct tinywl_output *output = wl_container_of(listener, output, frame);
- struct wlr_renderer *renderer = output->server->renderer;
+ struct wlr_scene *scene = output->server->scene;
+
+ struct wlr_scene_output *scene_output =
+ wlr_scene_get_scene_output(scene, output->wlr_output);
+
+ /* Render the scene if needed and commit the output */
+ wlr_scene_output_commit(scene_output, NULL);
struct timespec now;
clock_gettime(CLOCK_MONOTONIC, &now);
+ wlr_scene_output_send_frame_done(scene_output, &now);
+}
- /* wlr_output_attach_render makes the OpenGL context current. */
- if (!wlr_output_attach_render(output->wlr_output, NULL)) {
- return;
- }
- /* The "effective" resolution can change if you rotate your outputs. */
- int width, height;
- wlr_output_effective_resolution(output->wlr_output, &width, &height);
- /* Begin the renderer (calls glViewport and some other GL sanity checks) */
- wlr_renderer_begin(renderer, width, height);
-
- float color[4] = {0.3, 0.3, 0.3, 1.0};
- wlr_renderer_clear(renderer, color);
-
- /* Each subsequent window we render is rendered on top of the last. Because
- * our view list is ordered front-to-back, we iterate over it backwards. */
- struct tinywl_view *view;
- wl_list_for_each_reverse(view, &output->server->views, link)
- {
- if (!view->mapped) {
- /* An unmapped view should not be rendered. */
- continue;
- }
- struct render_data rdata = {
- .output = output->wlr_output,
- .view = view,
- .renderer = renderer,
- .when = &now,
- };
- /* This calls our render_surface function for each surface among the
- * xdg_surface's toplevel and popups. */
- wlr_xdg_surface_for_each_surface(view->xdg_surface, render_surface, &rdata);
- }
-
- /* Hardware cursors are rendered by the GPU on a separate plane, and can be
- * moved around without re-rendering what's beneath them - which is more
- * efficient. However, not all hardware supports hardware cursors. For this
- * reason, wlroots provides a software fallback, which we ask it to render
- * here. wlr_cursor handles configuring hardware vs software cursors for you,
- * and this function is a no-op when hardware cursors are in use. */
- wlr_output_render_software_cursors(output->wlr_output, NULL);
-
- /* Conclude rendering and swap the buffers, showing the final frame
- * on-screen. */
- wlr_renderer_end(renderer);
- wlr_output_commit(output->wlr_output);
+static void output_request_state(struct wl_listener *listener, void *data)
+{
+ /* This function is called when the backend requests a new state for
+ * the output. For example, Wayland and X11 backends request a new mode
+ * when the output window is resized. */
+ struct tinywl_output *output =
+ wl_container_of(listener, output, request_state);
+ const struct wlr_output_event_request_state *event = data;
+ wlr_output_commit_state(output->wlr_output, event->state);
+}
+
+static void output_destroy(struct wl_listener *listener, void *data)
+{
+ struct tinywl_output *output = wl_container_of(listener, output, destroy);
+
+ wl_list_remove(&output->frame.link);
+ wl_list_remove(&output->request_state.link);
+ wl_list_remove(&output->destroy.link);
+ wl_list_remove(&output->link);
+ free(output);
}
static void server_new_output(struct wl_listener *listener, void *data)
@@ -588,27 +542,46 @@ static void server_new_output(struct wl_listener *listener, void *data)
struct tinywl_server *server = wl_container_of(listener, server, new_output);
struct wlr_output *wlr_output = data;
+ /* Configures the output created by the backend to use our allocator
+ * and our renderer. Must be done once, before commiting the output */
+ wlr_output_init_render(wlr_output, server->allocator, server->renderer);
+
+ /* The output may be disabled, switch it on. */
+ struct wlr_output_state state;
+ wlr_output_state_init(&state);
+ wlr_output_state_set_enabled(&state, true);
+
/* Some backends don't have modes. DRM+KMS does, and we need to set a mode
* before we can use the output. The mode is a tuple of (width, height,
* refresh rate), and each monitor supports only a specific set of modes. We
* just pick the monitor's preferred mode, a more sophisticated compositor
* would let the user configure it. */
- if (!wl_list_empty(&wlr_output->modes)) {
- struct wlr_output_mode *mode = wlr_output_preferred_mode(wlr_output);
- wlr_output_set_mode(wlr_output, mode);
- wlr_output_enable(wlr_output, true);
- if (!wlr_output_commit(wlr_output)) {
- return;
- }
+ struct wlr_output_mode *mode = wlr_output_preferred_mode(wlr_output);
+ if (mode != NULL) {
+ wlr_output_state_set_mode(&state, mode);
}
+ /* Atomically applies the new output state. */
+ wlr_output_commit_state(wlr_output, &state);
+ wlr_output_state_finish(&state);
+
/* Allocates and configures our state for this output */
- struct tinywl_output *output = calloc(1, sizeof(struct tinywl_output));
+ struct tinywl_output *output = calloc(1, sizeof(*output));
output->wlr_output = wlr_output;
output->server = server;
- /* Sets up a listener for the frame notify event. */
+
+ /* Sets up a listener for the frame event. */
output->frame.notify = output_frame;
wl_signal_add(&wlr_output->events.frame, &output->frame);
+
+ /* Sets up a listener for the state request event. */
+ output->request_state.notify = output_request_state;
+ wl_signal_add(&wlr_output->events.request_state, &output->request_state);
+
+ /* Sets up a listener for the destroy event. */
+ output->destroy.notify = output_destroy;
+ wl_signal_add(&wlr_output->events.destroy, &output->destroy);
+
wl_list_insert(&server->outputs, &output->link);
/* Adds this to the output layout. The add_auto function arranges outputs
@@ -620,72 +593,98 @@ static void server_new_output(struct wl_listener *listener, void *data)
* display, which Wayland clients can see to find out information about the
* output (such as DPI, scale factor, manufacturer, etc).
*/
- wlr_output_layout_add_auto(server->output_layout, wlr_output);
+ struct wlr_output_layout_output *l_output =
+ wlr_output_layout_add_auto(server->output_layout, wlr_output);
+ struct wlr_scene_output *scene_output =
+ wlr_scene_output_create(server->scene, wlr_output);
+ wlr_scene_output_layout_add_output(server->scene_layout, l_output,
+ scene_output);
}
-static void xdg_surface_map(struct wl_listener *listener, void *data)
+static void xdg_toplevel_map(struct wl_listener *listener, void *data)
{
/* Called when the surface is mapped, or ready to display on-screen. */
- struct tinywl_view *view = wl_container_of(listener, view, map);
- plugin_call_update_state(view->server->plugin, plugin_handle_surface, data,
- SURFACE_MAP);
- view->mapped = true;
- focus_view(view, view->xdg_surface->surface);
+ struct tinywl_toplevel *toplevel = wl_container_of(listener, toplevel, map);
+
+ wl_list_insert(&toplevel->server->toplevels, &toplevel->link);
+
+ plugin_call_update_state(toplevel->server->plugin, plugin_handle_surface,
+ data, SURFACE_MAP);
+
+ focus_toplevel(toplevel, toplevel->xdg_toplevel->base->surface);
}
-static void xdg_surface_unmap(struct wl_listener *listener, void *data)
+static void xdg_toplevel_unmap(struct wl_listener *listener, void *data)
{
/* Called when the surface is unmapped, and should no longer be shown. */
- struct tinywl_view *view = wl_container_of(listener, view, unmap);
- plugin_call_update_state(view->server->plugin, plugin_handle_surface, data,
- SURFACE_UNMAP);
- view->mapped = false;
+ struct tinywl_toplevel *toplevel = wl_container_of(listener, toplevel, unmap);
+
+ /* Reset the cursor mode if the grabbed toplevel was unmapped. */
+ if (toplevel == toplevel->server->grabbed_toplevel) {
+ reset_cursor_mode(toplevel->server);
+ }
+
+ plugin_call_update_state(toplevel->server->plugin, plugin_handle_surface,
+ data, SURFACE_UNMAP);
+
+ wl_list_remove(&toplevel->link);
}
-static void xdg_surface_destroy(struct wl_listener *listener, void *data)
+static void xdg_toplevel_destroy(struct wl_listener *listener, void *data)
{
- /* Called when the surface is destroyed and should never be shown again. */
- struct tinywl_view *view = wl_container_of(listener, view, destroy);
- plugin_call_update_state(view->server->plugin, plugin_handle_surface, data,
- SURFACE_DELETE);
- wl_list_remove(&view->link);
- free(view);
+ /* Called when the xdg_toplevel is destroyed. */
+ struct tinywl_toplevel *toplevel =
+ wl_container_of(listener, toplevel, destroy);
+
+ wl_list_remove(&toplevel->map.link);
+ wl_list_remove(&toplevel->unmap.link);
+ wl_list_remove(&toplevel->destroy.link);
+ wl_list_remove(&toplevel->request_move.link);
+ wl_list_remove(&toplevel->request_resize.link);
+ wl_list_remove(&toplevel->request_maximize.link);
+ wl_list_remove(&toplevel->request_fullscreen.link);
+
+ plugin_call_update_state(toplevel->server->plugin, plugin_handle_surface,
+ data, SURFACE_DELETE);
+
+ free(toplevel);
}
-static void begin_interactive(struct tinywl_view *view,
+static void begin_interactive(struct tinywl_toplevel *toplevel,
enum tinywl_cursor_mode mode, uint32_t edges)
{
/* This function sets up an interactive move or resize operation, where the
* compositor stops propegating pointer events to clients and instead
* consumes them itself, to move or resize windows. */
- struct tinywl_server *server = view->server;
+ struct tinywl_server *server = toplevel->server;
struct wlr_surface *focused_surface =
server->seat->pointer_state.focused_surface;
- if (view->xdg_surface->surface != focused_surface) {
+ if (toplevel->xdg_toplevel->base->surface !=
+ wlr_surface_get_root_surface(focused_surface)) {
/* Deny move/resize requests from unfocused clients. */
return;
}
- server->grabbed_view = view;
+ server->grabbed_toplevel = toplevel;
server->cursor_mode = mode;
if (mode == TINYWL_CURSOR_MOVE) {
- server->grab_x = server->cursor->x - view->x;
- server->grab_y = server->cursor->y - view->y;
+ server->grab_x = server->cursor->x - toplevel->scene_tree->node.x;
+ server->grab_y = server->cursor->y - toplevel->scene_tree->node.y;
}
else {
struct wlr_box geo_box;
- wlr_xdg_surface_get_geometry(view->xdg_surface, &geo_box);
+ wlr_xdg_surface_get_geometry(toplevel->xdg_toplevel->base, &geo_box);
- double border_x =
- (view->x + geo_box.x) + ((edges & WLR_EDGE_RIGHT) ? geo_box.width : 0);
- double border_y = (view->y + geo_box.y) +
+ double border_x = (toplevel->scene_tree->node.x + geo_box.x) +
+ ((edges & WLR_EDGE_RIGHT) ? geo_box.width : 0);
+ double border_y = (toplevel->scene_tree->node.y + geo_box.y) +
((edges & WLR_EDGE_BOTTOM) ? geo_box.height : 0);
server->grab_x = server->cursor->x - border_x;
server->grab_y = server->cursor->y - border_y;
server->grab_geobox = geo_box;
- server->grab_geobox.x += view->x;
- server->grab_geobox.y += view->y;
+ server->grab_geobox.x += toplevel->scene_tree->node.x;
+ server->grab_geobox.y += toplevel->scene_tree->node.y;
server->resize_edges = edges;
}
@@ -698,8 +697,9 @@ static void xdg_toplevel_request_move(struct wl_listener *listener, void *data)
* decorations. Note that a more sophisticated compositor should check the
* provided serial against a list of button press serials sent to this
* client, to prevent the client from requesting this whenever they want. */
- struct tinywl_view *view = wl_container_of(listener, view, request_move);
- begin_interactive(view, TINYWL_CURSOR_MOVE, 0);
+ struct tinywl_toplevel *toplevel =
+ wl_container_of(listener, toplevel, request_move);
+ begin_interactive(toplevel, TINYWL_CURSOR_MOVE, 0);
}
static void xdg_toplevel_request_resize(struct wl_listener *listener,
@@ -711,8 +711,31 @@ static void xdg_toplevel_request_resize(struct wl_listener *listener,
* provided serial against a list of button press serials sent to this
* client, to prevent the client from requesting this whenever they want. */
struct wlr_xdg_toplevel_resize_event *event = data;
- struct tinywl_view *view = wl_container_of(listener, view, request_resize);
- begin_interactive(view, TINYWL_CURSOR_RESIZE, event->edges);
+ struct tinywl_toplevel *toplevel =
+ wl_container_of(listener, toplevel, request_resize);
+ begin_interactive(toplevel, TINYWL_CURSOR_RESIZE, event->edges);
+}
+
+static void xdg_toplevel_request_maximize(struct wl_listener *listener,
+ void *data)
+{
+ /* This event is raised when a client would like to maximize itself,
+ * typically because the user clicked on the maximize button on
+ * client-side decorations. tinywl doesn't support maximization, but
+ * to conform to xdg-shell protocol we still must send a configure.
+ * wlr_xdg_surface_schedule_configure() is used to send an empty reply. */
+ struct tinywl_toplevel *toplevel =
+ wl_container_of(listener, toplevel, request_maximize);
+ wlr_xdg_surface_schedule_configure(toplevel->xdg_toplevel->base);
+}
+
+static void xdg_toplevel_request_fullscreen(struct wl_listener *listener,
+ void *data)
+{
+ /* Just as with request_maximize, we must send a configure here. */
+ struct tinywl_toplevel *toplevel =
+ wl_container_of(listener, toplevel, request_fullscreen);
+ wlr_xdg_surface_schedule_configure(toplevel->xdg_toplevel->base);
}
static void server_new_xdg_surface(struct wl_listener *listener, void *data)
@@ -722,32 +745,52 @@ static void server_new_xdg_surface(struct wl_listener *listener, void *data)
struct tinywl_server *server =
wl_container_of(listener, server, new_xdg_surface);
struct wlr_xdg_surface *xdg_surface = data;
- if (xdg_surface->role != WLR_XDG_SURFACE_ROLE_TOPLEVEL) {
+
+ /* We must add xdg popups to the scene graph so they get rendered. The
+ * wlroots scene graph provides a helper for this, but to use it we must
+ * provide the proper parent scene node of the xdg popup. To enable this,
+ * we always set the user data field of xdg_surfaces to the corresponding
+ * scene node. */
+ if (xdg_surface->role == WLR_XDG_SURFACE_ROLE_POPUP) {
+ struct wlr_xdg_surface *parent =
+ wlr_xdg_surface_try_from_wlr_surface(xdg_surface->popup->parent);
+ assert(parent != NULL);
+ struct wlr_scene_tree *parent_tree = parent->data;
+ xdg_surface->data = wlr_scene_xdg_surface_create(parent_tree, xdg_surface);
return;
}
+ assert(xdg_surface->role == WLR_XDG_SURFACE_ROLE_TOPLEVEL);
- /* Allocate a tinywl_view for this surface */
- struct tinywl_view *view = calloc(1, sizeof(struct tinywl_view));
- view->server = server;
- view->xdg_surface = xdg_surface;
+ /* Allocate a tinywl_toplevel for this surface */
+ struct tinywl_toplevel *toplevel = calloc(1, sizeof(*toplevel));
+ toplevel->server = server;
+ toplevel->xdg_toplevel = xdg_surface->toplevel;
+ toplevel->scene_tree = wlr_scene_xdg_surface_create(
+ &toplevel->server->scene->tree, toplevel->xdg_toplevel->base);
+ toplevel->scene_tree->node.data = toplevel;
+ xdg_surface->data = toplevel->scene_tree;
/* Listen to the various events it can emit */
- view->map.notify = xdg_surface_map;
- wl_signal_add(&xdg_surface->events.map, &view->map);
- view->unmap.notify = xdg_surface_unmap;
- wl_signal_add(&xdg_surface->events.unmap, &view->unmap);
- view->destroy.notify = xdg_surface_destroy;
- wl_signal_add(&xdg_surface->events.destroy, &view->destroy);
+ toplevel->map.notify = xdg_toplevel_map;
+ wl_signal_add(&xdg_surface->surface->events.map, &toplevel->map);
+ toplevel->unmap.notify = xdg_toplevel_unmap;
+ wl_signal_add(&xdg_surface->surface->events.unmap, &toplevel->unmap);
+ toplevel->destroy.notify = xdg_toplevel_destroy;
+ wl_signal_add(&xdg_surface->events.destroy, &toplevel->destroy);
/* cotd */
- struct wlr_xdg_toplevel *toplevel = xdg_surface->toplevel;
- view->request_move.notify = xdg_toplevel_request_move;
- wl_signal_add(&toplevel->events.request_move, &view->request_move);
- view->request_resize.notify = xdg_toplevel_request_resize;
- wl_signal_add(&toplevel->events.request_resize, &view->request_resize);
-
- /* Add it to the list of views. */
- wl_list_insert(&server->views, &view->link);
+ struct wlr_xdg_toplevel *xdg_toplevel = xdg_surface->toplevel;
+ toplevel->request_move.notify = xdg_toplevel_request_move;
+ wl_signal_add(&xdg_toplevel->events.request_move, &toplevel->request_move);
+ toplevel->request_resize.notify = xdg_toplevel_request_resize;
+ wl_signal_add(&xdg_toplevel->events.request_resize,
+ &toplevel->request_resize);
+ toplevel->request_maximize.notify = xdg_toplevel_request_maximize;
+ wl_signal_add(&xdg_toplevel->events.request_maximize,
+ &toplevel->request_maximize);
+ toplevel->request_fullscreen.notify = xdg_toplevel_request_fullscreen;
+ wl_signal_add(&xdg_toplevel->events.request_fullscreen,
+ &toplevel->request_fullscreen);
}
int main(int argc, char *argv[])
@@ -757,11 +800,6 @@ int main(int argc, char *argv[])
char *plugin = NULL;
int c;
-
- for (int i = 0; i < argc; ++i) {
- printf("ARG: %s\n", argv[i]);
- }
-
while ((c = getopt(argc, argv, "s:p:h")) != -1) {
switch (c) {
case 's':
@@ -771,13 +809,12 @@ int main(int argc, char *argv[])
plugin = optarg;
break;
default:
- printf("Usage: %s [-s startup command] -p plugin\n", argv[0]);
+ printf("Usage: %s -p [plugin] [-s startup command]\n", argv[0]);
return 0;
}
}
-
if (optind < argc || !plugin) {
- printf("Usage: %s [-s startup command] -p plugin\n", argv[0]);
+ printf("Usage: %s -p [plugin] [-s startup command]\n", argv[0]);
return 0;
}
@@ -788,7 +825,6 @@ int main(int argc, char *argv[])
return 1;
}
- // server.plugin.plugin_metaload(argc, argv);
plugin_cold_start(&server.plugin);
/* The Wayland display is managed by libwayland. It handles accepting
@@ -798,22 +834,43 @@ int main(int argc, char *argv[])
* output hardware. The autocreate option will choose the most suitable
* backend based on the current environment, such as opening an X11 window
* if an X11 server is running. */
- server.backend = wlr_backend_autocreate(server.wl_display);
+ server.backend = wlr_backend_autocreate(server.wl_display, NULL);
+ if (server.backend == NULL) {
+ wlr_log(WLR_ERROR, "failed to create wlr_backend");
+ return 1;
+ }
- /* If we don't provide a renderer, autocreate makes a GLES2 renderer for us.
+ /* Autocreates a renderer, either Pixman, GLES2 or Vulkan for us. The user
+ * can also specify a renderer using the WLR_RENDERER env var.
* The renderer is responsible for defining the various pixel formats it
* supports for shared memory, this configures that for clients. */
- server.renderer = wlr_backend_get_renderer(server.backend);
+ server.renderer = wlr_renderer_autocreate(server.backend);
+ if (server.renderer == NULL) {
+ wlr_log(WLR_ERROR, "failed to create wlr_renderer");
+ return 1;
+ }
+
wlr_renderer_init_wl_display(server.renderer, server.wl_display);
+ /* Autocreates an allocator for us.
+ * The allocator is the bridge between the renderer and the backend. It
+ * handles the buffer creation, allowing wlroots to render onto the
+ * screen */
+ server.allocator = wlr_allocator_autocreate(server.backend, server.renderer);
+ if (server.allocator == NULL) {
+ wlr_log(WLR_ERROR, "failed to create wlr_allocator");
+ return 1;
+ }
+
/* This creates some hands-off wlroots interfaces. The compositor is
- * necessary for clients to allocate surfaces and the data device manager
+ * necessary for clients to allocate surfaces, the subcompositor allows to
+ * assign the role of subsurfaces to surfaces and the data device manager
* handles the clipboard. Each of these wlroots interfaces has room for you
* to dig your fingers in and play with their behavior if you want. Note that
* the clients cannot set the selection directly without compositor approval,
* see the handling of the request_set_selection event below.*/
- struct wlr_compositor *compositor;
- compositor = wlr_compositor_create(server.wl_display, server.renderer);
+ wlr_compositor_create(server.wl_display, 5, server.renderer);
+ wlr_subcompositor_create(server.wl_display);
wlr_data_device_manager_create(server.wl_display);
/* Creates an output layout, which a wlroots utility for working with an
@@ -826,14 +883,22 @@ int main(int argc, char *argv[])
server.new_output.notify = server_new_output;
wl_signal_add(&server.backend->events.new_output, &server.new_output);
- /* Set up our list of views and the xdg-shell. The xdg-shell is a Wayland
- * protocol which is used for application windows. For more detail on
- * shells, refer to my article:
- *
- * https://drewdevault.com/2018/07/29/Wayland-shells.html
+ /* Create a scene graph. This is a wlroots abstraction that handles all
+ * rendering and damage tracking. All the compositor author needs to do
+ * is add things that should be rendered to the scene graph at the proper
+ * positions and then call wlr_scene_output_commit() to render a frame if
+ * necessary.
*/
- wl_list_init(&server.views);
- server.xdg_shell = wlr_xdg_shell_create(server.wl_display);
+ server.scene = wlr_scene_create();
+ server.scene_layout =
+ wlr_scene_attach_output_layout(server.scene, server.output_layout);
+
+ /* Set up xdg-shell version 3. The xdg-shell is a Wayland protocol which is
+ * used for application windows. For more detail on shells, refer to
+ * https://drewdevault.com/2018/07/29/Wayland-shells.html.
+ */
+ wl_list_init(&server.toplevels);
+ server.xdg_shell = wlr_xdg_shell_create(server.wl_display, 3);
server.new_xdg_surface.notify = server_new_xdg_surface;
wl_signal_add(&server.xdg_shell->events.new_surface, &server.new_xdg_surface);
@@ -847,22 +912,20 @@ int main(int argc, char *argv[])
/* Creates an xcursor manager, another wlroots utility which loads up
* Xcursor themes to source cursor images from and makes sure that cursor
* images are available at all scale factors on the screen (necessary for
- * HiDPI support). We add a cursor theme at scale factor 1 to begin with. */
+ * HiDPI support). */
server.cursor_mgr = wlr_xcursor_manager_create(NULL, 24);
- wlr_xcursor_manager_load(server.cursor_mgr, 1);
/*
* wlr_cursor *only* displays an image on screen. It does not move around
* when the pointer moves. However, we can attach input devices to it, and
* it will generate aggregate events for all of them. In these events, we
* can choose how we want to process them, forwarding them to clients and
- * moving the cursor around. More detail on this process is described in my
- * input handling blog post:
- *
- * https://drewdevault.com/2018/07/17/Input-handling-in-wlroots.html
+ * moving the cursor around. More detail on this process is described in
+ * https://drewdevault.com/2018/07/17/Input-handling-in-wlroots.html.
*
* And more comments are sprinkled throughout the notify functions above.
*/
+ server.cursor_mode = TINYWL_CURSOR_PASSTHROUGH;
server.cursor_motion.notify = server_cursor_motion;
wl_signal_add(&server.cursor->events.motion, &server.cursor_motion);
server.cursor_motion_absolute.notify = server_cursor_motion_absolute;
@@ -906,21 +969,6 @@ int main(int argc, char *argv[])
wl_display_destroy(server.wl_display);
return 1;
}
- /* Run the Wayland event loop. This does not return until you exit the
- * compositor. Starting the backend rigged up all of the necessary event
- * loop configuration to listen to libinput events, DRM events, generate
- * frame events at the refresh rate, and so on. */
- wlr_log(WLR_INFO, "Running Wayland compositor on WAYLAND_DISPLAY=%s", socket);
- struct wlr_xwayland *xwayland;
- if ((xwayland = wlr_xwayland_create(server.wl_display, compositor, false))) {
- printf("======= DISPLAY=%s\n", xwayland->display_name);
- setenv("DISPLAY", xwayland->display_name, 1);
- }
- else {
- fprintf(
- stderr,
- "======= failed to setup XWayland X server. Continuing without it.\n");
- }
/* Set the WAYLAND_DISPLAY environment variable to our socket and run the
* startup command if requested. */
@@ -930,11 +978,19 @@ int main(int argc, char *argv[])
execl("/bin/sh", "/bin/sh", "-c", startup_cmd, (void *)NULL);
}
}
-
+ /* Run the Wayland event loop. This does not return until you exit the
+ * compositor. Starting the backend rigged up all of the necessary event
+ * loop configuration to listen to libinput events, DRM events, generate
+ * frame events at the refresh rate, and so on. */
+ wlr_log(WLR_INFO, "Running Wayland compositor on WAYLAND_DISPLAY=%s", socket);
wl_display_run(server.wl_display);
- /* Once wl_display_run returns, we shut down the server. */
+ /* Once wl_display_run returns, we destroy all clients then shut down the
+ * server. */
wl_display_destroy_clients(server.wl_display);
+ wlr_scene_node_destroy(&server.scene->tree.node);
+ wlr_xcursor_manager_destroy(server.cursor_mgr);
+ wlr_output_layout_destroy(server.output_layout);
wl_display_destroy(server.wl_display);
return 0;
}
diff --git a/harness/src/wl.h b/harness/src/wl.h
deleted file mode 100644
index f24dc1b..0000000
--- a/harness/src/wl.h
+++ /dev/null
@@ -1,95 +0,0 @@
-#pragma once
-
-#include "plugin.h"
-#include <getopt.h>
-#include <stdbool.h>
-#include <unistd.h>
-#include <wayland-server-core.h>
-#include <wlr/backend.h>
-#include <wlr/render/wlr_renderer.h>
-#include <wlr/types/wlr_compositor.h>
-#include <wlr/types/wlr_cursor.h>
-#include <wlr/types/wlr_data_device.h>
-#include <wlr/types/wlr_input_device.h>
-#include <wlr/types/wlr_keyboard.h>
-#include <wlr/types/wlr_matrix.h>
-#include <wlr/types/wlr_output.h>
-#include <wlr/types/wlr_output_layout.h>
-#include <wlr/types/wlr_pointer.h>
-#include <wlr/types/wlr_seat.h>
-#include <wlr/types/wlr_xcursor_manager.h>
-#include <wlr/types/wlr_xdg_shell.h>
-#include <wlr/util/log.h>
-#include <wlr/xwayland.h>
-#include <xkbcommon/xkbcommon.h>
-
-/* For brevity's sake, struct members are annotated where they are used. */
-enum tinywl_cursor_mode {
- TINYWL_CURSOR_PASSTHROUGH,
- TINYWL_CURSOR_MOVE,
- TINYWL_CURSOR_RESIZE,
-};
-
-struct tinywl_server {
- struct wl_display *wl_display;
- struct wlr_backend *backend;
- struct wlr_renderer *renderer;
-
- struct wlr_xdg_shell *xdg_shell;
- struct wl_listener new_xdg_surface;
- struct wl_list views;
-
- struct wlr_cursor *cursor;
- struct wlr_xcursor_manager *cursor_mgr;
- struct wl_listener cursor_motion;
- struct wl_listener cursor_motion_absolute;
- struct wl_listener cursor_button;
- struct wl_listener cursor_axis;
- struct wl_listener cursor_frame;
-
- struct wlr_seat *seat;
- struct wl_listener new_input;
- struct wl_listener request_cursor;
- struct wl_listener request_set_selection;
- struct wl_list keyboards;
- enum tinywl_cursor_mode cursor_mode;
- struct tinywl_view *grabbed_view;
- double grab_x, grab_y;
- struct wlr_box grab_geobox;
- uint32_t resize_edges;
-
- struct wlr_output_layout *output_layout;
- struct wl_list outputs;
- struct wl_listener new_output;
-
- plugin_t plugin;
-};
-
-struct tinywl_output {
- struct wl_list link;
- struct tinywl_server *server;
- struct wlr_output *wlr_output;
- struct wl_listener frame;
-};
-
-struct tinywl_view {
- struct wl_list link;
- struct tinywl_server *server;
- struct wlr_xdg_surface *xdg_surface;
- struct wl_listener map;
- struct wl_listener unmap;
- struct wl_listener destroy;
- struct wl_listener request_move;
- struct wl_listener request_resize;
- bool mapped;
- int x, y;
-};
-
-struct tinywl_keyboard {
- struct wl_list link;
- struct tinywl_server *server;
- struct wlr_input_device *device;
-
- struct wl_listener modifiers;
- struct wl_listener key;
-};
diff --git a/wlroots b/wlroots
-Subproject 0855cdacb2eeeff35849e2e9c4db0aa996d78d1
+Subproject 767eedd3cbe9900687bf3b82236320dcd7b77aa
generated by cgit (git 2.34.1) at 2025-08-06 13:42:03 +0000