Merge pull request #43 from acrisci/feature/shell-surface-interface

shell surface interface

examples/.gitignore

@@ -0,0 +1 @@
+/compositor/protocols

examples/compositor.h

@@ -19,7 +19,18 @@ struct wl_shell_state {
 	struct wl_list wl_resources;
 };
 
+struct xdg_shell_state {
+	struct wl_global *wl_global;
+	struct wl_list wl_resources;
+	struct wl_display *display;
+};
+
 void wl_shell_init(struct wl_display *display,
 		struct wl_shell_state *state);
 
+void xdg_shell_init(struct wl_display *display,
+		struct xdg_shell_state *state);
+
+void xdg_shell_release(struct xdg_shell_state *state);
+
 #endif

examples/compositor/main.c

@@ -20,6 +20,7 @@ struct sample_state {
 	struct wlr_renderer *renderer;
 	struct wl_compositor_state compositor;
 	struct wl_shell_state shell;
+	struct xdg_shell_state xdg_shell;
 };
 
 void handle_output_frame(struct output_state *output, struct timespec *ts) {
@@ -57,6 +58,9 @@ int main() {
 	wl_display_init_shm(compositor.display);
 	wl_compositor_init(compositor.display, &state.compositor, state.renderer);
 	wl_shell_init(compositor.display, &state.shell);
+	xdg_shell_init(compositor.display, &state.xdg_shell);
 
 	compositor_run(&compositor);
+
+	xdg_shell_release(&state.xdg_shell);
 }

examples/compositor/wl_shell.c

@@ -1,12 +1,95 @@
 #include <assert.h>
 #include <wayland-server.h>
 #include <wlr/util/log.h>
+#include <stdlib.h>
 #include "compositor.h"
 
+static void shell_surface_pong(struct wl_client *client, struct wl_resource
+		*resource, uint32_t serial) {
+	wlr_log(L_DEBUG, "TODO: implement shell surface pong");
+}
+
+static void shell_surface_move(struct wl_client *client, struct wl_resource
+		*resource, struct wl_resource *seat, uint32_t serial) {
+	wlr_log(L_DEBUG, "TODO: implement shell surface move");
+}
+
+static void shell_surface_resize(struct wl_client *client,
+		struct wl_resource *resource, struct wl_resource *seat, uint32_t serial,
+		uint32_t edges) {
+	wlr_log(L_DEBUG, "TODO: implement shell surface resize");
+}
+
+static void shell_surface_set_toplevel(struct wl_client *client,
+		struct wl_resource *resource) {
+	wlr_log(L_DEBUG, "TODO: implement shell surface set_toplevel");
+}
+
+static void shell_surface_set_transient(struct wl_client *client,
+		struct wl_resource *resource, struct wl_resource *parent, int32_t x,
+		int32_t y, uint32_t flags) {
+	wlr_log(L_DEBUG, "TODO: implement shell surface set_transient");
+}
+
+static void shell_surface_set_fullscreen(struct wl_client *client,
+		struct wl_resource *resource, uint32_t method, uint32_t framerate,
+		struct wl_resource *output) {
+	wlr_log(L_DEBUG, "TODO: implement shell surface set_fullscreen");
+}
+
+static void shell_surface_set_popup(struct wl_client *client,
+		struct wl_resource *resource, struct wl_resource *seat, uint32_t serial,
+		struct wl_resource *parent, int32_t x, int32_t y, uint32_t flags) {
+	wlr_log(L_DEBUG, "TODO: implement shell surface set_popup");
+}
+
+static void shell_surface_set_maximized(struct wl_client *client,
+		struct wl_resource *resource, struct wl_resource *output) {
+	wlr_log(L_DEBUG, "TODO: implement shell surface set_maximized");
+}
+
+static void shell_surface_set_title(struct wl_client *client,
+		struct wl_resource *resource, const char *title) {
+	wlr_log(L_DEBUG, "TODO: implement shell surface set_title");
+}
+
+static void shell_surface_set_class(struct wl_client *client,
+		struct wl_resource *resource, const char *class_) {
+	wlr_log(L_DEBUG, "TODO: implement shell surface set_class");
+}
+
+struct wl_shell_surface_interface shell_surface_interface = {
+	.pong = shell_surface_pong,
+	.move = shell_surface_move,
+	.resize = shell_surface_resize,
+	.set_toplevel = shell_surface_set_toplevel,
+	.set_transient = shell_surface_set_transient,
+	.set_fullscreen = shell_surface_set_fullscreen,
+	.set_popup = shell_surface_set_popup,
+	.set_maximized = shell_surface_set_maximized,
+	.set_title = shell_surface_set_title,
+	.set_class = shell_surface_set_class,
+};
+
+struct shell_surface_state {
+	struct wlr_texture *wlr_texture;
+};
+
+static void destroy_shell_surface(struct wl_resource *resource) {
+	struct shell_surface_state *state = wl_resource_get_user_data(resource);
+	free(state);
+}
+
 void wl_shell_get_shell_surface(struct wl_client *client,
 		struct wl_resource *resource, uint32_t id,
 		struct wl_resource *surface) {
-	wlr_log(L_DEBUG, "TODO: implement get_shell_surface");
+	struct wlr_texture *wlr_texture = wl_resource_get_user_data(surface);
+	struct shell_surface_state *state = malloc(sizeof(struct shell_surface_state));
+	state->wlr_texture = wlr_texture;
+	struct wl_resource *shell_surface_resource = wl_resource_create(client,
+			&wl_shell_surface_interface, wl_resource_get_version(resource), id);
+	wl_resource_set_implementation(shell_surface_resource,
+			&shell_surface_interface, state, destroy_shell_surface);
 }
 
 static struct wl_shell_interface wl_shell_impl = {

examples/compositor/xdg_shell.c

@@ -0,0 +1,205 @@
+#include <assert.h>
+#include <wayland-server.h>
+#include <wlr/util/log.h>
+#include <stdlib.h>
+#include "compositor.h"
+#include "xdg-shell-unstable-v6-protocol.h"
+
+static void resource_destructor(struct wl_client *client,
+		struct wl_resource *resource) {
+	wl_resource_destroy(resource);
+}
+
+static void xdg_toplevel_set_parent(struct wl_client *client,
+		struct wl_resource *resource, struct wl_resource *parent_resource) {
+	wlr_log(L_DEBUG, "TODO: toplevel set parent");
+}
+
+static void xdg_toplevel_set_title(struct wl_client *client,
+		struct wl_resource *resource, const char *title) {
+	wlr_log(L_DEBUG, "TODO: toplevel set title");
+}
+
+static void xdg_toplevel_set_app_id(struct wl_client *client,
+		struct wl_resource *resource, const char *app_id) {
+	wlr_log(L_DEBUG, "TODO: toplevel set app id");
+}
+
+static void xdg_toplevel_show_window_menu(struct wl_client *client,
+		struct wl_resource *resource, struct wl_resource *seat, uint32_t serial,
+		int32_t x, int32_t y) {
+	wlr_log(L_DEBUG, "TODO: toplevel show window menu");
+}
+
+static void xdg_toplevel_move(struct wl_client *client,
+		struct wl_resource *resource, struct wl_resource *seat_resource,
+		uint32_t serial) {
+	wlr_log(L_DEBUG, "TODO: toplevel move");
+}
+
+static void xdg_toplevel_resize(struct wl_client *client,
+		struct wl_resource *resource, struct wl_resource *seat_resource,
+		uint32_t serial, uint32_t edges) {
+	wlr_log(L_DEBUG, "TODO: toplevel resize");
+}
+
+static void xdg_toplevel_set_max_size(struct wl_client *client,
+		struct wl_resource *resource, int32_t width, int32_t height) {
+	wlr_log(L_DEBUG, "TODO: toplevel set max size");
+}
+
+static void xdg_toplevel_set_min_size(struct wl_client *client,
+		struct wl_resource *resource, int32_t width, int32_t height) {
+	wlr_log(L_DEBUG, "TODO: toplevel set min size");
+}
+
+static void xdg_toplevel_set_maximized(struct wl_client *client,
+		struct wl_resource *resource) {
+	wlr_log(L_DEBUG, "TODO: toplevel set maximized");
+}
+
+static void xdg_toplevel_unset_maximized(struct wl_client *client, struct wl_resource *resource) {
+	wlr_log(L_DEBUG, "TODO: toplevel unset maximized");
+}
+
+static void xdg_toplevel_set_fullscreen(struct wl_client *client, struct wl_resource *resource, struct wl_resource *output_resource) {
+	wlr_log(L_DEBUG, "TODO: toplevel set fullscreen");
+}
+
+static void xdg_toplevel_unset_fullscreen(struct wl_client *client, struct wl_resource *resource) {
+	wlr_log(L_DEBUG, "TODO: toplevel unset fullscreen");
+}
+
+static void xdg_toplevel_set_minimized(struct wl_client *client, struct wl_resource *resource) {
+	wlr_log(L_DEBUG, "TODO: toplevel set minimized");
+}
+
+static const struct zxdg_toplevel_v6_interface zxdg_toplevel_v6_implementation = {
+	.destroy = resource_destructor,
+	.set_parent = xdg_toplevel_set_parent,
+	.set_title = xdg_toplevel_set_title,
+	.set_app_id = xdg_toplevel_set_app_id,
+	.show_window_menu = xdg_toplevel_show_window_menu,
+	.move = xdg_toplevel_move,
+	.resize = xdg_toplevel_resize,
+	.set_max_size = xdg_toplevel_set_max_size,
+	.set_min_size = xdg_toplevel_set_min_size,
+	.set_maximized = xdg_toplevel_set_maximized,
+	.unset_maximized = xdg_toplevel_unset_maximized,
+	.set_fullscreen = xdg_toplevel_set_fullscreen,
+	.unset_fullscreen = xdg_toplevel_unset_fullscreen,
+	.set_minimized = xdg_toplevel_set_minimized
+};
+
+struct xdg_surface_state {
+	struct wlr_texture *wlr_texture;
+	struct wl_display *display;
+};
+
+
+static void destroy_xdg_shell_surface(struct wl_resource *resource) {
+	struct xdg_surface_state *state = wl_resource_get_user_data(resource);
+	free(state);
+}
+
+static void xdg_surface_get_toplevel(struct wl_client *client,
+		struct wl_resource *resource, uint32_t id) {
+	struct xdg_surface_state *state = wl_resource_get_user_data(resource);
+	struct wl_resource *toplevel_resource = wl_resource_create(client,
+		&zxdg_toplevel_v6_interface, wl_resource_get_version(resource), id);
+	wl_resource_set_implementation(toplevel_resource,
+		&zxdg_toplevel_v6_implementation, state, NULL);
+	zxdg_surface_v6_send_configure(resource, wl_display_next_serial(state->display));
+}
+
+static void xdg_surface_get_popup(struct wl_client *client,
+		struct wl_resource *resource, uint32_t id, struct wl_resource *parent,
+		struct wl_resource *wl_positioner) {
+	wlr_log(L_DEBUG, "TODO xdg surface get popup");
+}
+
+
+static void xdg_surface_ack_configure(struct wl_client *client,
+		struct wl_resource *resource, uint32_t serial) {
+	wlr_log(L_DEBUG, "TODO xdg surface ack configure");
+}
+ 
+static void xdg_surface_set_window_geometry(struct wl_client *client,
+		struct wl_resource *resource, int32_t x, int32_t y, int32_t width,
+		int32_t height) {
+	wlr_log(L_DEBUG, "TODO xdg surface set window geometry");
+}
+
+static const struct zxdg_surface_v6_interface zxdg_surface_v6_implementation = {
+	.destroy = resource_destructor,
+	.get_toplevel = xdg_surface_get_toplevel,
+	.get_popup = xdg_surface_get_popup,
+	.ack_configure = xdg_surface_ack_configure,
+	.set_window_geometry = xdg_surface_set_window_geometry,
+};
+
+static void xdg_shell_create_positioner(struct wl_client *client,
+		struct wl_resource *resource, uint32_t id) {
+	wlr_log(L_DEBUG, "TODO: xdg shell create positioner");
+}
+
+static void xdg_shell_get_xdg_surface(struct wl_client *client, struct
+		wl_resource *resource, uint32_t id,
+		struct wl_resource *surface_resource) {
+	struct xdg_shell_state *shell_state = wl_resource_get_user_data(resource);
+	struct wlr_texture *wlr_texture = wl_resource_get_user_data(surface_resource);
+	struct xdg_surface_state *state = malloc(sizeof(struct xdg_surface_state));
+	state->display = shell_state->display;
+	state->wlr_texture = wlr_texture;
+	struct wl_resource *shell_surface_resource = wl_resource_create(client,
+		&zxdg_surface_v6_interface, wl_resource_get_version(resource), id);
+	wl_resource_set_implementation(shell_surface_resource,
+		&zxdg_surface_v6_implementation, state, destroy_xdg_shell_surface);
+}
+
+static void xdg_shell_pong(struct wl_client *client, struct wl_resource *resource, uint32_t serial) {
+	wlr_log(L_DEBUG, "TODO xdg shell pong");
+}
+
+static struct zxdg_shell_v6_interface xdg_shell_impl = {
+	.destroy = resource_destructor,
+	.create_positioner = xdg_shell_create_positioner,
+	.get_xdg_surface = xdg_shell_get_xdg_surface,
+	.pong = xdg_shell_pong,
+};
+
+static void xdg_shell_bind(struct wl_client *wl_client, void *_state,
+		uint32_t version, uint32_t id) {
+	struct xdg_shell_state *state = _state;
+	assert(wl_client && state);
+	if (version > 1) {
+		wlr_log(L_ERROR, "Client requested unsupported wl_shell version, disconnecting");
+		wl_client_destroy(wl_client);
+		return;
+	}
+	struct wl_resource *wl_resource = wl_resource_create(
+		wl_client, &zxdg_shell_v6_interface, version, id);
+	wl_resource_set_implementation(wl_resource, &xdg_shell_impl,
+		state, NULL);
+	wl_list_insert(&state->wl_resources, wl_resource_get_link(wl_resource));
+}
+
+void xdg_shell_init(struct wl_display *display, struct xdg_shell_state *state) {
+	struct wl_global *wl_global = wl_global_create(display,
+		&zxdg_shell_v6_interface, 1, state, xdg_shell_bind);
+	state->wl_global = wl_global;
+	state->display = display;
+	wl_list_init(&state->wl_resources);
+}
+
+void xdg_shell_release(struct xdg_shell_state *state) {
+	if (!state) {
+		return;
+	}
+
+	struct wl_resource *resource = NULL;
+	wl_resource_for_each(resource, &state->wl_resources) {
+		struct wl_list *link = wl_resource_get_link(resource);
+		wl_list_remove(link);
+	}
+}

examples/meson.build

@@ -8,10 +8,32 @@ executable('pointer', 'pointer.c', dependencies: dep_wlr, link_with: lib_shared)
 executable('touch', 'touch.c', dependencies: dep_wlr, link_with: lib_shared)
 executable('tablet', 'tablet.c', dependencies: dep_wlr, link_with: lib_shared)
 
+wayland_scanner = find_program('wayland-scanner')
+wl_protocol_dir = dep_wayland_proto.get_pkgconfig_variable('pkgdatadir')
+
+wayland_scanner_server = generator(wayland_scanner,
+		output: '@BASENAME@-protocol.h',
+		arguments: ['server-header', '@INPUT@', '@OUTPUT@'])
+
+wayland_scanner_code = generator(wayland_scanner,
+		output: '@BASENAME@-protocol.c',
+		arguments: ['code', '@INPUT@', '@OUTPUT@'])
+
 compositor_src = [
     'compositor/main.c',
     'compositor/wl_compositor.c',
-    'compositor/wl_shell.c'
+    'compositor/wl_shell.c',
+    'compositor/xdg_shell.c',
 ]
 
+protocols = [
+	[ 'unstable', 'xdg-shell', 'xdg-shell-unstable-v6.xml' ]
+]
+
+foreach p : protocols
+	xml = join_paths([wl_protocol_dir] + p)
+	compositor_src += wayland_scanner_code.process(xml)
+	compositor_src += wayland_scanner_server.process(xml)
+endforeach
+
 executable('compositor', compositor_src, dependencies: dep_wlr, link_with: lib_shared)