wlr-data-device interface
This commit is contained in:
Tony Crisci
parent
2b09105bde
commit
6a7560fae0
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@ -3,7 +3,7 @@
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#include <wayland-server.h>
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#include <wlr/backend.h>
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#include <wlr/backend/session.h>
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#include <wlr/types/wlr_data_device_manager.h>
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#include <wlr/types/wlr_data_device.h>
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#include <wlr/render.h>
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#ifdef HAS_XWAYLAND
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#include <wlr/xwayland.h>
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@ -1,16 +0,0 @@
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#ifndef WLR_INTERFACES_WLR_DATA_SOURCE_H
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#define WLR_INTERFACES_WLR_DATA_SOURCE_H
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#include <wlr/types/wlr_data_source.h>
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struct wlr_data_source_impl {
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void (*send)(struct wlr_data_source *data_source, const char *type, int fd);
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void (*accepted)(struct wlr_data_source *data_source, const char *type);
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void (*cancelled)(struct wlr_data_source *data_source);
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};
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bool wlr_data_source_init(struct wlr_data_source *source,
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struct wlr_data_source_impl *impl);
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void wlr_data_source_finish(struct wlr_data_source *source);
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#endif
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@ -0,0 +1,31 @@
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#ifndef WLR_TYPES_WLR_DATA_DEVICE_H
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#define WLR_TYPES_WLR_DATA_DEVICE_H
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#include <wayland-server.h>
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struct wlr_data_device_manager {
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struct wl_global *global;
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};
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struct wlr_data_offer {
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struct wl_resource *resource;
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};
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struct wlr_data_source {
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struct wl_resource *resource;
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struct wlr_data_offer *offer;
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struct wlr_seat_handle *seat;
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struct wl_array mime_types;
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struct {
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struct wl_signal destroy;
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} events;
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};
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/**
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* Create a wl data device manager global for this display.
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*/
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struct wlr_data_device_manager *wlr_data_device_manager_create(
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struct wl_display *display);
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#endif
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@ -1,26 +0,0 @@
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#ifndef WLR_TYPES_WLR_DATA_DEVICE_MANAGER_H
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#define WLR_TYPES_WLR_DATA_DEVICE_MANAGER_H
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#include <wayland-server.h>
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struct wlr_data_device_manager {
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struct wl_global *global;
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};
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struct wlr_data_device_manager *wlr_data_device_manager_create(struct wl_display *dpy);
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void wlr_data_device_manager_destroy(struct wlr_data_device_manager *manager);
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struct wlr_data_device {
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struct wlr_seat *seat;
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struct wlr_data_source *selection;
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struct wl_listener selection_destroyed;
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struct {
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struct wl_signal selection_change;
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} events;
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};
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void wlr_data_device_set_selection(struct wlr_data_device *manager,
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struct wlr_data_source *source);
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#endif
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@ -1,32 +0,0 @@
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#ifndef WLR_TYPES_WLR_DATA_SOURCE_H
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#define WLR_TYPES_WLR_DATA_SOURCE_H
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#include <wayland-server.h>
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#include <wlr/util/list.h>
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struct wlr_data_source_impl;
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struct wlr_data_source {
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struct wlr_data_source_impl *impl;
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list_t *types;
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void *data;
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struct {
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struct wl_signal destroy;
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} events;
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};
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void wlr_data_source_send(struct wlr_data_source *src, const char *type, int fd);
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void wlr_data_source_accepted(struct wlr_data_source *src, const char *type);
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void wlr_data_source_cancelled(struct wlr_data_source *src);
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struct wlr_wl_data_source {
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struct wlr_data_source base;
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struct wl_resource *resource;
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};
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struct wlr_wl_data_source *wlr_wl_data_source_create(
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struct wl_client *client,
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uint32_t version, uint32_t id);
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#endif
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@ -111,7 +111,10 @@ struct wlr_seat {
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struct wl_list keyboards;
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char *name;
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uint32_t capabilities;
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struct wlr_data_device *data_device;
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struct wlr_data_device *data_device; // TODO needed?
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struct wlr_data_source *selection_source;
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uint32_t selection_serial;
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struct wlr_seat_pointer_state pointer_state;
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struct wlr_seat_keyboard_state keyboard_state;
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@ -22,8 +22,8 @@ int main(int argc, char **argv) {
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wl_display_init_shm(server.wl_display);
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server.desktop = desktop_create(&server, server.config);
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server.input = input_create(&server, server.config);
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server.data_device_manager = wlr_data_device_manager_create(
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server.wl_display);
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server.data_device_manager =
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wlr_data_device_manager_create(server.wl_display);
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const char *socket = wl_display_add_socket_auto(server.wl_display);
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if (!socket) {
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@ -1,8 +1,7 @@
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lib_wlr_types = static_library(
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'wlr_types',
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files(
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'wlr_data_device_manager.c',
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'wlr_data_source.c',
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'wlr_data_device.c',
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'wlr_input_device.c',
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'wlr_keyboard.c',
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'wlr_output.c',
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@ -0,0 +1,229 @@
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#define _XOPEN_SOURCE 700
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#include <stdlib.h>
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#include <string.h>
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#include <assert.h>
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#include <wayland-server.h>
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#include <wlr/util/log.h>
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#include <wlr/types/wlr_seat.h>
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#include <wlr/types/wlr_data_device.h>
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static void data_device_start_drag(struct wl_client *client, struct wl_resource
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*resource, struct wl_resource *source_resource,
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struct wl_resource *origin, struct wl_resource *icon, uint32_t serial) {
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wlr_log(L_DEBUG, "TODO: data device start drag");
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}
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static struct wlr_data_offer *wlr_data_source_send_offer(
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struct wlr_data_source *source,
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struct wl_resource *data_device_resourec) {
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// TODO
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return NULL;
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}
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static void wlr_seat_handle_send_selection(struct wlr_seat_handle *handle) {
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if (!handle->data_device) {
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return;
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}
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if (handle->wlr_seat->selection_source) {
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struct wlr_data_offer *offer =
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wlr_data_source_send_offer(handle->wlr_seat->selection_source,
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handle->data_device);
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wl_data_device_send_selection(handle->data_device, offer->resource);
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} else {
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wl_data_device_send_selection(handle->data_device, NULL);
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}
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}
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static void wlr_seat_set_selection(struct wlr_seat *seat,
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struct wlr_data_source *source, uint32_t serial) {
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if (seat->selection_source &&
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seat->selection_serial - serial < UINT32_MAX / 2) {
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return;
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}
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if (seat->selection_source) {
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// TODO cancel
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}
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seat->selection_source = source;
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seat->selection_serial = serial;
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struct wlr_seat_handle *focused_handle =
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seat->keyboard_state.focused_handle;
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if (focused_handle) {
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// TODO send selection to keyboard
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wlr_seat_handle_send_selection(focused_handle);
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}
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// TODO emit selection signal
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if (source) {
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// TODO set destroy listener
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}
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}
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static void data_device_set_selection(struct wl_client *client,
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struct wl_resource *seat_resource, struct wl_resource *source_resource,
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uint32_t serial) {
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if (!source_resource) {
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return;
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}
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struct wlr_data_source *source = wl_resource_get_user_data(source_resource);
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struct wlr_seat_handle *handle = wl_resource_get_user_data(seat_resource);
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// TODO: store serial and check against incoming serial here
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wlr_seat_set_selection(handle->wlr_seat, source, serial);
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}
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static void data_device_release(struct wl_client *client,
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struct wl_resource *resource) {
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wl_resource_destroy(resource);
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}
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static const struct wl_data_device_interface data_device_impl = {
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.start_drag = data_device_start_drag,
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.set_selection = data_device_set_selection,
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.release = data_device_release,
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};
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void data_device_manager_get_data_device(struct wl_client *client,
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struct wl_resource *manager_resource, uint32_t id,
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struct wl_resource *seat_resource) {
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struct wlr_seat_handle *handle = wl_resource_get_user_data(seat_resource);
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struct wl_resource *resource =
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wl_resource_create(client,
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&wl_data_device_interface,
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wl_resource_get_version(manager_resource), id);
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if (resource == NULL) {
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wl_resource_post_no_memory(manager_resource);
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return;
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}
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// TODO handle a seat handle having multiple data devices
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assert(handle->data_device == NULL);
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handle->data_device = resource;
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wl_resource_set_implementation(resource, &data_device_impl,
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handle, NULL);
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}
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static void data_source_resource_destroy(struct wl_resource *resource) {
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struct wlr_data_source *source =
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wl_resource_get_user_data(resource);
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char **p;
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wl_signal_emit(&source->events.destroy, source);
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wl_array_for_each(p, &source->mime_types) {
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free(*p);
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}
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wl_array_release(&source->mime_types);
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free(source);
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}
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static void data_source_destroy(struct wl_client *client,
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struct wl_resource *resource) {
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wl_resource_destroy(resource);
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}
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static void data_source_set_actions(struct wl_client *client,
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struct wl_resource *resource, uint32_t dnd_actions) {
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wlr_log(L_DEBUG, "TODO: data source set actions");
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}
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static void data_source_offer(struct wl_client *client,
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struct wl_resource *resource, const char *mime_type) {
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struct wlr_data_source *source =
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wl_resource_get_user_data(resource);
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char **p;
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p = wl_array_add(&source->mime_types, sizeof *p);
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if (p) {
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*p = strdup(mime_type);
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}
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if (!p || !*p){
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wl_resource_post_no_memory(resource);
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}
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}
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static struct wl_data_source_interface data_source_impl = {
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.offer = data_source_offer,
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.destroy = data_source_destroy,
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.set_actions = data_source_set_actions,
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};
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static void data_device_manager_create_data_source(struct wl_client *client,
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struct wl_resource *resource, uint32_t id) {
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struct wlr_data_source *source = calloc(1, sizeof(struct wlr_data_source));
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if (source == NULL) {
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wl_resource_post_no_memory(resource);
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return;
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}
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source->resource =
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wl_resource_create(client, &wl_data_source_interface,
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wl_resource_get_version(resource), id);
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if (source->resource == NULL) {
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free(source);
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wl_resource_post_no_memory(resource);
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return;
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}
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wl_array_init(&source->mime_types);
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wl_signal_init(&source->events.destroy);
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wl_resource_set_implementation(source->resource, &data_source_impl,
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source, data_source_resource_destroy);
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}
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static const struct wl_data_device_manager_interface
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data_device_manager_impl = {
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.create_data_source = data_device_manager_create_data_source,
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.get_data_device = data_device_manager_get_data_device,
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};
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static void data_device_manager_bind(struct wl_client *client,
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void *data, uint32_t version, uint32_t id) {
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struct wl_resource *resource;
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resource = wl_resource_create(client,
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&wl_data_device_manager_interface,
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version, id);
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if (resource == NULL) {
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wl_client_post_no_memory(client);
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return;
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}
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wl_resource_set_implementation(resource, &data_device_manager_impl,
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NULL, NULL);
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}
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struct wlr_data_device_manager *wlr_data_device_manager_create(
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struct wl_display *display) {
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struct wlr_data_device_manager *manager =
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calloc(1, sizeof(struct wlr_data_device_manager));
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if (manager == NULL) {
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wlr_log(L_ERROR, "could not create data device manager");
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return NULL;
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}
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manager->global =
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wl_global_create(display, &wl_data_device_manager_interface,
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3, NULL, data_device_manager_bind);
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if (!manager->global) {
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wlr_log(L_ERROR, "could not create data device manager wl global");
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free(manager);
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return NULL;
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}
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return manager;
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}
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@ -1,198 +0,0 @@
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#include <assert.h>
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#include <stdlib.h>
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#include <string.h>
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#include <wayland-server.h>
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#include <wlr/util/log.h>
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#include <wlr/types/wlr_data_device_manager.h>
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#include <wlr/types/wlr_data_source.h>
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#include <wlr/types/wlr_seat.h>
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static void resource_destroy(struct wl_client *client,
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struct wl_resource *resource) {
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wl_resource_destroy(resource);
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}
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static void data_device_start_drag(struct wl_client *client,
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struct wl_resource *res, struct wl_resource *source_resource,
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struct wl_resource *origin_res, struct wl_resource *icon_res,
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uint32_t serial) {
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wlr_log(L_DEBUG, "TODO: implement data_device:start_drag");
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// Will probably look like this:
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// struct wlr_seat_handle *handle = wl_resource_get_user_data(res);
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// struct wlr_data_device *device = handle->wlr_seat->data_device;
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// struct wlr_data_source *src = wl_resource_get_user_data(src_res);
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// struct wlr_surface *origin = wl_resource_get_user_data(origin_res);
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// struct wlr_surface *icon;
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// if (icon_res)
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// icon = wl_resource_get_user_data(icon_res);
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// wlr_seat_start_drag(serial, device->seat, src,
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// origin, icon); // will set surface roles and emit signal for user
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}
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static void data_device_set_selection(struct wl_client *client,
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struct wl_resource *resource, struct wl_resource *source_resource,
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uint32_t serial) {
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if (!source_resource) {
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return;
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}
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// TODO: serial validation
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struct wlr_seat_handle *handle = wl_resource_get_user_data(resource);
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struct wlr_data_device *device = handle->wlr_seat->data_device;
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struct wlr_data_source *source = wl_resource_get_user_data(source_resource);
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wlr_data_device_set_selection(device, source);
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}
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static struct wl_data_device_interface data_device_impl = {
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.start_drag = data_device_start_drag,
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.set_selection = data_device_set_selection,
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.release = resource_destroy
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};
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static void data_device_selection_destroy(struct wl_listener *listener,
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void *data) {
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struct wlr_data_device *device =
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wl_container_of(listener, device, selection_destroyed);
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assert(data == device->selection);
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device->selection = NULL; // make sure no cancel is sent
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wlr_data_device_set_selection(device, NULL);
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}
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static struct wlr_data_device *seat_ensure_data_device(
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struct wlr_data_device_manager *manager, struct wlr_seat *seat) {
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if (seat->data_device) {
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return seat->data_device;
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}
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seat->data_device = calloc(1, sizeof(*seat->data_device));
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if (!seat->data_device) {
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wlr_log(L_ERROR, "Failed to allocate wlr_data_device");
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return NULL;
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}
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seat->data_device->seat = seat;
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wl_signal_init(&seat->data_device->events.selection_change);
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seat->data_device->selection_destroyed.notify =
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data_device_selection_destroy;
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return seat->data_device;
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}
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static void data_device_destroy(struct wl_resource *resource) {
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struct wlr_seat_handle *handle = wl_resource_get_user_data(resource);
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handle->data_device = NULL;
|
||||
}
|
||||
|
||||
static void data_device_manager_create_data_source(struct wl_client *client,
|
||||
struct wl_resource *resource, uint32_t id) {
|
||||
uint32_t version = wl_resource_get_version(resource);
|
||||
if (!wlr_wl_data_source_create(client, version, id)) {
|
||||
wlr_log(L_ERROR, "Failed to create wlr_wl_data_source");
|
||||
wl_resource_post_no_memory(resource);
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
static void data_device_manager_get_data_device(struct wl_client *client,
|
||||
struct wl_resource *resource, uint32_t id,
|
||||
struct wl_resource *seat_resource) {
|
||||
struct wlr_data_device_manager *manager =
|
||||
wl_resource_get_user_data(resource);
|
||||
struct wlr_seat_handle *seat_handle =
|
||||
wl_resource_get_user_data(seat_resource);
|
||||
struct wlr_data_device *device;
|
||||
if (!(device = seat_ensure_data_device(manager, seat_handle->wlr_seat))) {
|
||||
wl_resource_post_no_memory(resource);
|
||||
return;
|
||||
}
|
||||
|
||||
if (seat_handle->data_device) {
|
||||
// TODO: implement resource lists for seat related handles
|
||||
// this is a protocol violation, see the todos in wlr_seat.c
|
||||
wl_resource_destroy(seat_handle->data_device);
|
||||
}
|
||||
|
||||
seat_handle->data_device = wl_resource_create(client,
|
||||
&wl_data_device_interface, wl_resource_get_version(resource), id);
|
||||
if (!seat_handle->data_device) {
|
||||
wlr_log(L_ERROR, "Failed to create wl_data_device resource");
|
||||
wl_resource_post_no_memory(resource);
|
||||
return;
|
||||
}
|
||||
|
||||
wl_resource_set_implementation(seat_handle->data_device, &data_device_impl,
|
||||
seat_handle, data_device_destroy);
|
||||
}
|
||||
|
||||
struct wl_data_device_manager_interface data_device_manager_impl = {
|
||||
.create_data_source = data_device_manager_create_data_source,
|
||||
.get_data_device = data_device_manager_get_data_device
|
||||
};
|
||||
|
||||
static void data_device_manager_bind(struct wl_client *client, void *data,
|
||||
uint32_t version, uint32_t id) {
|
||||
struct wlr_data_device_manager *manager = data;
|
||||
assert(client && manager);
|
||||
if (version > 3) {
|
||||
wlr_log(L_ERROR, "Client requested unsupported data_device_manager "
|
||||
"version, disconnecting");
|
||||
wl_client_destroy(client);
|
||||
return;
|
||||
}
|
||||
struct wl_resource *resource = wl_resource_create(
|
||||
client, &wl_data_device_manager_interface, version, id);
|
||||
if (!resource) {
|
||||
wlr_log(L_ERROR, "Failed to allocate wl_data_device_manager resource");
|
||||
wl_client_post_no_memory(client);
|
||||
return;
|
||||
}
|
||||
wl_resource_set_implementation(resource, &data_device_manager_impl,
|
||||
manager, NULL);
|
||||
}
|
||||
|
||||
struct wlr_data_device_manager *wlr_data_device_manager_create(
|
||||
struct wl_display *display) {
|
||||
struct wlr_data_device_manager *manager = calloc(1, sizeof(*manager));
|
||||
if (!manager) {
|
||||
wlr_log(L_ERROR, "Failed to allocated wlr_data_device_manager");
|
||||
return NULL;
|
||||
}
|
||||
|
||||
manager->global =
|
||||
wl_global_create(display, &wl_data_device_manager_interface, 3, manager,
|
||||
data_device_manager_bind);
|
||||
|
||||
if (!manager->global) {
|
||||
wlr_log(L_ERROR, "Failed to create global for wlr_data_device_manager");
|
||||
free(manager);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
return manager;
|
||||
}
|
||||
|
||||
void wlr_data_device_manager_destroy(struct wlr_data_device_manager *manager) {
|
||||
if (manager) {
|
||||
wl_global_destroy(manager->global);
|
||||
free(manager);
|
||||
}
|
||||
}
|
||||
|
||||
void wlr_data_device_set_selection(struct wlr_data_device *device,
|
||||
struct wlr_data_source *source) {
|
||||
if (device->selection == source) {
|
||||
return;
|
||||
}
|
||||
|
||||
if (device->selection) {
|
||||
wl_list_remove(&device->selection_destroyed.link);
|
||||
wlr_data_source_cancelled(device->selection);
|
||||
}
|
||||
|
||||
device->selection = source;
|
||||
wl_signal_emit(&device->events.selection_change, device);
|
||||
|
||||
if (source) {
|
||||
wl_signal_add(&source->events.destroy, &device->selection_destroyed);
|
||||
}
|
||||
}
|
||||
|
|
@ -1,140 +0,0 @@
|
|||
#define _XOPEN_SOURCE 700
|
||||
#include <assert.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
#include <unistd.h>
|
||||
#include <wayland-server.h>
|
||||
#include <wlr/util/list.h>
|
||||
#include <wlr/util/log.h>
|
||||
#include <wlr/types/wlr_data_source.h>
|
||||
#include <wlr/types/wlr_data_device_manager.h>
|
||||
#include <wlr/interfaces/wlr_data_source.h>
|
||||
|
||||
bool wlr_data_source_init(struct wlr_data_source *source,
|
||||
struct wlr_data_source_impl *impl) {
|
||||
source->impl = impl;
|
||||
wl_signal_init(&source->events.destroy);
|
||||
return (source->types = list_create());
|
||||
}
|
||||
|
||||
void wlr_data_source_finish(struct wlr_data_source *source) {
|
||||
if (source) {
|
||||
wl_signal_emit(&source->events.destroy, source);
|
||||
if (source->types) {
|
||||
list_foreach(source->types, free);
|
||||
}
|
||||
list_free(source->types);
|
||||
}
|
||||
}
|
||||
|
||||
void wlr_data_source_send(struct wlr_data_source *src, const char *type,
|
||||
int fd) {
|
||||
assert(src && src->impl && src->impl->send);
|
||||
src->impl->send(src, type, fd);
|
||||
}
|
||||
|
||||
void wlr_data_source_accepted(struct wlr_data_source *src, const char *type) {
|
||||
assert(src && src->impl);
|
||||
if (src->impl->accepted) {
|
||||
src->impl->accepted(src, type);
|
||||
}
|
||||
}
|
||||
|
||||
void wlr_data_source_cancelled(struct wlr_data_source *src) {
|
||||
assert(src && src->impl);
|
||||
if (src->impl->cancelled) {
|
||||
src->impl->cancelled(src);
|
||||
}
|
||||
}
|
||||
|
||||
static void data_source_send(struct wlr_data_source *src,
|
||||
const char *type, int fd) {
|
||||
struct wlr_wl_data_source *wl_src = (struct wlr_wl_data_source *) src;
|
||||
wl_data_source_send_send(wl_src->resource, type, fd);
|
||||
close(fd);
|
||||
}
|
||||
|
||||
static void data_source_accepted(struct wlr_data_source *src,
|
||||
const char *type) {
|
||||
struct wlr_wl_data_source *wl_src = (struct wlr_wl_data_source *) src;
|
||||
wl_data_source_send_target(wl_src->resource, type);
|
||||
}
|
||||
|
||||
static void data_source_cancelled(struct wlr_data_source *src) {
|
||||
struct wlr_wl_data_source *wl_src = (struct wlr_wl_data_source *) src;
|
||||
wl_data_source_send_cancelled(wl_src->resource);
|
||||
}
|
||||
|
||||
static struct wlr_data_source_impl data_source_wl_impl = {
|
||||
.send = data_source_send,
|
||||
.accepted = data_source_accepted,
|
||||
.cancelled = data_source_cancelled,
|
||||
};
|
||||
|
||||
static void data_source_offer(struct wl_client *client,
|
||||
struct wl_resource *resource,
|
||||
const char *type) {
|
||||
struct wlr_wl_data_source *src = wl_resource_get_user_data(resource);
|
||||
char *dtype = strdup(type);
|
||||
if (!dtype) {
|
||||
wl_resource_post_no_memory(resource);
|
||||
return;
|
||||
}
|
||||
|
||||
list_add(src->base.types, dtype);
|
||||
}
|
||||
|
||||
static void data_source_destroy(struct wl_client *client,
|
||||
struct wl_resource *resource) {
|
||||
wl_resource_destroy(resource);
|
||||
}
|
||||
|
||||
static void data_source_set_actions(struct wl_client *client,
|
||||
struct wl_resource *resource, uint32_t dnd_actions) {
|
||||
wlr_log(L_DEBUG, "TODO: data source set actions");
|
||||
}
|
||||
|
||||
static struct wl_data_source_interface wl_data_source_impl = {
|
||||
.offer = data_source_offer,
|
||||
.destroy = data_source_destroy,
|
||||
.set_actions = data_source_set_actions,
|
||||
};
|
||||
|
||||
static void destroy_wl_data_source(struct wl_resource *resource) {
|
||||
struct wlr_wl_data_source *src = wl_resource_get_user_data(resource);
|
||||
wlr_data_source_finish(&src->base);
|
||||
free(src);
|
||||
}
|
||||
|
||||
struct wlr_wl_data_source *wlr_wl_data_source_create(
|
||||
struct wl_client *client,
|
||||
uint32_t version, uint32_t id) {
|
||||
struct wlr_wl_data_source *src = calloc(1, sizeof(*src));
|
||||
if (!src) {
|
||||
wlr_log(L_ERROR, "Failed to allocator wlr_wl_data_source");
|
||||
wl_client_post_no_memory(client);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
if (!wlr_data_source_init(&src->base, &data_source_wl_impl)) {
|
||||
wlr_log(L_ERROR, "Failed to init wlr_wl_data_source");
|
||||
wl_client_post_no_memory(client);
|
||||
goto err;
|
||||
}
|
||||
|
||||
if (!(src->resource = wl_resource_create(client, &wl_data_source_interface,
|
||||
version, id))) {
|
||||
wlr_log(L_ERROR, "Failed to create wl_resource for wlr_wl_data_source");
|
||||
wl_client_post_no_memory(client);
|
||||
goto err;
|
||||
}
|
||||
|
||||
wl_resource_set_implementation(src->resource, &wl_data_source_impl, src,
|
||||
destroy_wl_data_source);
|
||||
return src;
|
||||
|
||||
err:
|
||||
wlr_data_source_finish(&src->base);
|
||||
free(src);
|
||||
return NULL;
|
||||
}
|
||||
Loading…
Reference in New Issue