[mutter/wip/carlosg/clipboard-manager: 94/96] wayland: Integrate with MetaSelection
- From: Carlos Garnacho <carlosg src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [mutter/wip/carlosg/clipboard-manager: 94/96] wayland: Integrate with MetaSelection
- Date: Wed, 30 Jan 2019 13:20:33 +0000 (UTC)
commit ea3a275a5105c4ef3af79464205c6a4a149ec476
Author: Carlos Garnacho <carlosg gnome org>
Date: Thu Nov 22 15:56:24 2018 +0100
wayland: Integrate with MetaSelection
Make MetaWaylandDataDevice use MetaSelection and MetaSelectionSource to
handle primary/clipboard/dnd.
src/wayland/meta-wayland-data-device.c | 383 +++++++++++++++++++++++++--------
src/wayland/meta-wayland-data-device.h | 5 +
2 files changed, 303 insertions(+), 85 deletions(-)
---
diff --git a/src/wayland/meta-wayland-data-device.c b/src/wayland/meta-wayland-data-device.c
index 122604965..9c557d258 100644
--- a/src/wayland/meta-wayland-data-device.c
+++ b/src/wayland/meta-wayland-data-device.c
@@ -27,6 +27,7 @@
#include "wayland/meta-wayland-data-device.h"
#include "wayland/meta-wayland-data-device-private.h"
+#include <gio/gunixoutputstream.h>
#include <glib-unix.h>
#include <glib.h>
#include <stdio.h>
@@ -39,6 +40,7 @@
#include "wayland/meta-wayland-pointer.h"
#include "wayland/meta-wayland-private.h"
#include "wayland/meta-wayland-seat.h"
+#include "wayland/meta-wayland-selection-source-private.h"
#include "gtk-primary-selection-server-protocol.h"
@@ -101,6 +103,11 @@ meta_wayland_data_source_primary_new (struct wl_resource *resource);
static void
drag_grab_data_source_destroyed (gpointer data, GObject *where_the_object_was);
+static struct wl_resource * create_clipboard_source_offer (MetaWaylandDataDevice *data_device,
+ struct wl_resource *target);
+static struct wl_resource * create_primary_source_offer (MetaWaylandDataDevice *data_device,
+ struct wl_resource *target);
+
static void
unbind_resource (struct wl_resource *resource)
{
@@ -364,16 +371,60 @@ data_offer_accept (struct wl_client *client,
offer->accepted = mime_type != NULL;
}
+static void
+transfer_cb (MetaSelection *selection,
+ GAsyncResult *res,
+ GOutputStream *stream)
+{
+ GError *error = NULL;
+
+ if (!meta_selection_transfer_finish (selection, res, &error))
+ {
+ g_warning ("Could not fetch selection data: %s\n", error->message);
+ g_error_free (error);
+ }
+
+ g_output_stream_close (stream, NULL, NULL);
+}
+
static void
data_offer_receive (struct wl_client *client, struct wl_resource *resource,
const char *mime_type, int32_t fd)
{
MetaWaylandDataOffer *offer = wl_resource_get_user_data (resource);
+ MetaDisplay *display = meta_get_display ();
+ MetaSelectionType selection_type;
+ GList *mime_types;
+ gboolean found;
- if (offer->source)
- meta_wayland_data_source_send (offer->source, mime_type, fd);
+ if (offer->dnd_actions != 0)
+ selection_type = META_SELECTION_DND;
else
- close (fd);
+ selection_type = META_SELECTION_CLIPBOARD;
+
+ mime_types = meta_selection_get_mimetypes (meta_display_get_selection (display),
+ selection_type);
+ found = g_list_find_custom (mime_types, mime_type, (GCompareFunc) g_strcmp0) != NULL;
+ g_list_free_full (mime_types, g_free);
+
+ if (found)
+ {
+ GOutputStream *stream;
+
+ stream = g_unix_output_stream_new (fd, TRUE);
+ meta_selection_transfer_async (meta_display_get_selection (display),
+ selection_type,
+ mime_type,
+ -1,
+ stream,
+ NULL,
+ (GAsyncReadyCallback) transfer_cb,
+ stream);
+ }
+ else
+ {
+ close (fd);
+ }
}
static void
@@ -460,26 +511,31 @@ static void
primary_offer_receive (struct wl_client *client, struct wl_resource *resource,
const char *mime_type, int32_t fd)
{
- MetaWaylandDataOffer *offer = wl_resource_get_user_data (resource);
- MetaWaylandDataSource *source = offer->source;
- MetaWaylandSeat *seat;
-
- if (!offer->source)
- {
- close (fd);
- return;
- }
+ MetaDisplay *display = meta_get_display ();
+ GOutputStream *stream;
+ GList *mime_types;
+ gboolean found;
- seat = meta_wayland_data_source_get_seat (source);
+ mime_types = meta_selection_get_mimetypes (meta_display_get_selection (display),
+ META_SELECTION_CLIPBOARD);
+ found = g_list_find_custom (mime_types, mime_type, (GCompareFunc) g_strcmp0) != NULL;
+ g_list_free_full (mime_types, g_free);
- if (wl_resource_get_client (offer->resource) !=
- meta_wayland_keyboard_get_focus_client (seat->keyboard))
+ if (!found)
{
close (fd);
return;
}
- meta_wayland_data_source_send (offer->source, mime_type, fd);
+ stream = g_unix_output_stream_new (fd, TRUE);
+ meta_selection_transfer_async (meta_display_get_selection (display),
+ META_SELECTION_PRIMARY,
+ mime_type,
+ -1,
+ stream,
+ NULL,
+ (GAsyncReadyCallback) transfer_cb,
+ stream);
}
static const struct gtk_primary_selection_offer_interface primary_offer_interface = {
@@ -583,35 +639,6 @@ meta_wayland_data_source_send_offer (MetaWaylandDataSource *source,
return offer->resource;
}
-static struct wl_resource *
-meta_wayland_data_source_send_primary_offer (MetaWaylandDataSource *source,
- struct wl_resource *target)
-{
- MetaWaylandDataSourcePrivate *priv =
- meta_wayland_data_source_get_instance_private (source);
- MetaWaylandDataOffer *offer = g_slice_new0 (MetaWaylandDataOffer);
- char **p;
-
- offer->source = source;
- g_object_add_weak_pointer (G_OBJECT (source), (gpointer *)&offer->source);
- offer->resource = wl_resource_create (wl_resource_get_client (target),
- >k_primary_selection_offer_interface,
- wl_resource_get_version (target), 0);
- wl_resource_set_implementation (offer->resource,
- &primary_offer_interface,
- offer,
- destroy_primary_offer);
-
- gtk_primary_selection_device_send_data_offer (target, offer->resource);
-
- wl_array_for_each (p, &priv->mime_types)
- gtk_primary_selection_offer_send_offer (offer->resource, *p);
-
- meta_wayland_data_source_set_current_offer (source, offer);
-
- return offer->resource;
-}
-
static void
data_source_offer (struct wl_client *client,
struct wl_resource *resource, const char *type)
@@ -712,6 +739,34 @@ struct _MetaWaylandDragGrab {
guint need_initial_focus : 1;
};
+static void
+set_selection_source (MetaWaylandDataDevice *data_device,
+ MetaSelectionType selection_type,
+ MetaSelectionSource *selection_source)
+
+{
+ MetaDisplay *display = meta_get_display ();
+
+ meta_selection_set_owner (meta_display_get_selection (display),
+ selection_type, selection_source);
+ g_set_object (&data_device->owners[selection_type], selection_source);
+}
+
+static void
+unset_selection_source (MetaWaylandDataDevice *data_device,
+ MetaSelectionType selection_type)
+{
+ MetaDisplay *display = meta_get_display ();
+
+ if (!data_device->owners[selection_type])
+ return;
+
+ meta_selection_unset_owner (meta_display_get_selection (display),
+ selection_type,
+ data_device->owners[selection_type]);
+ g_clear_object (&data_device->owners[selection_type]);
+}
+
static void
destroy_drag_focus (struct wl_listener *listener, void *data)
{
@@ -1005,6 +1060,7 @@ drag_grab_button (MetaWaylandPointerGrab *grab,
meta_wayland_data_source_cancel (source);
meta_wayland_data_source_set_current_offer (source, NULL);
meta_wayland_data_device_set_dnd_source (&seat->data_device, NULL);
+ unset_selection_source (&seat->data_device, META_SELECTION_DND);
success= FALSE;
}
@@ -1066,6 +1122,7 @@ destroy_data_device_origin (struct wl_listener *listener, void *data)
drag_grab->drag_origin = NULL;
meta_wayland_data_device_set_dnd_source (&drag_grab->seat->data_device, NULL);
+ unset_selection_source (&drag_grab->seat->data_device, META_SELECTION_DND);
data_device_end_drag_grab (drag_grab);
}
@@ -1076,6 +1133,7 @@ drag_grab_data_source_destroyed (gpointer data, GObject *where_the_object_was)
drag_grab->drag_data_source = NULL;
meta_wayland_data_device_set_dnd_source (&drag_grab->seat->data_device, NULL);
+ unset_selection_source (&drag_grab->seat->data_device, META_SELECTION_DND);
data_device_end_drag_grab (drag_grab);
}
@@ -1091,6 +1149,18 @@ destroy_data_device_icon (struct wl_listener *listener, void *data)
clutter_actor_remove_all_children (drag_grab->feedback_actor);
}
+static GList *
+array_to_list (struct wl_array *array)
+{
+ GList *l = NULL;
+ char **p;
+
+ wl_array_for_each (p, array)
+ l = g_list_prepend (l, g_strdup (*p));
+
+ return l;
+}
+
void
meta_wayland_data_device_start_drag (MetaWaylandDataDevice *data_device,
struct wl_client *client,
@@ -1189,6 +1259,8 @@ data_device_start_drag (struct wl_client *client,
MetaWaylandSeat *seat = wl_container_of (data_device, seat, data_device);
MetaWaylandSurface *surface = NULL, *icon_surface = NULL;
MetaWaylandDataSource *drag_source = NULL;
+ MetaSelectionSource *selection_source;
+ GList *mimetypes;
if (origin_resource)
surface = wl_resource_get_user_data (origin_resource);
@@ -1224,6 +1296,15 @@ data_device_start_drag (struct wl_client *client,
return;
}
+ mimetypes = array_to_list (meta_wayland_data_source_get_mime_types (drag_source));
+ selection_source = meta_wayland_selection_source_new (source_resource,
+ mimetypes,
+ wl_data_source_send_send,
+ wl_data_source_send_cancelled);
+ g_list_free_full (mimetypes, g_free);
+ set_selection_source (data_device, META_SELECTION_DND,
+ selection_source);
+
meta_wayland_pointer_set_focus (seat->pointer, NULL);
meta_wayland_data_device_start_drag (data_device, client,
&drag_grab_interface,
@@ -1256,6 +1337,7 @@ selection_data_source_destroyed (gpointer data, GObject *object_was_here)
}
wl_signal_emit (&data_device->selection_ownership_signal, NULL);
+ unset_selection_source (data_device, META_SELECTION_CLIPBOARD);
}
static void
@@ -1315,6 +1397,8 @@ meta_wayland_source_drop_performed (MetaWaylandDataSource *source)
static void
meta_wayland_source_drag_finished (MetaWaylandDataSource *source)
{
+ MetaWaylandCompositor *compositor = meta_wayland_compositor_get_default ();
+ MetaWaylandDataDevice *data_device = &compositor->seat->data_device;
MetaWaylandDataSourceWayland *source_wayland =
META_WAYLAND_DATA_SOURCE_WAYLAND (source);
enum wl_data_device_manager_dnd_action action;
@@ -1328,6 +1412,8 @@ meta_wayland_source_drag_finished (MetaWaylandDataSource *source)
if (wl_resource_get_version (source_wayland->resource) >=
WL_DATA_SOURCE_DND_FINISHED_SINCE_VERSION)
wl_data_source_send_dnd_finished (source_wayland->resource);
+
+ unset_selection_source (data_device, META_SELECTION_DND);
}
static void
@@ -1579,24 +1665,36 @@ meta_wayland_data_device_set_selection (MetaWaylandDataDevice *data_device,
data_device_resource = wl_resource_find_for_client (&data_device->resource_list, focus_client);
if (data_device_resource)
{
- if (data_device->selection_data_source)
- {
- offer = meta_wayland_data_source_send_offer (data_device->selection_data_source,
data_device_resource);
- wl_data_device_send_selection (data_device_resource, offer);
- }
- else
- {
- wl_data_device_send_selection (data_device_resource, NULL);
- }
+ offer = create_clipboard_source_offer (data_device, data_device_resource);
+ wl_data_device_send_selection (data_device_resource, offer);
}
}
if (source)
{
+ MetaWaylandDataSourceWayland *source_wayland =
+ META_WAYLAND_DATA_SOURCE_WAYLAND (source);
+ MetaSelectionSource *selection_source;
+ GList *mimetypes;
+
meta_wayland_data_source_set_seat (source, seat);
g_object_weak_ref (G_OBJECT (source),
selection_data_source_destroyed,
data_device);
+
+ mimetypes = array_to_list (meta_wayland_data_source_get_mime_types (source));
+ selection_source = meta_wayland_selection_source_new (source_wayland->resource,
+ mimetypes,
+ wl_data_source_send_send,
+ wl_data_source_send_cancelled);
+ g_list_free_full (mimetypes, g_free);
+
+ set_selection_source (data_device, META_SELECTION_CLIPBOARD,
+ selection_source);
+ }
+ else
+ {
+ unset_selection_source (data_device, META_SELECTION_CLIPBOARD);
}
wl_signal_emit (&data_device->selection_ownership_signal, source);
@@ -1661,6 +1759,7 @@ primary_source_destroyed (gpointer data,
}
wl_signal_emit (&data_device->primary_ownership_signal, NULL);
+ unset_selection_source (data_device, META_SELECTION_PRIMARY);
}
void
@@ -1704,25 +1803,34 @@ meta_wayland_data_device_set_primary (MetaWaylandDataDevice *data_device,
data_device_resource = wl_resource_find_for_client (&data_device->primary_resource_list, focus_client);
if (data_device_resource)
{
- if (data_device->primary_data_source)
- {
- offer = meta_wayland_data_source_send_primary_offer (data_device->primary_data_source,
- data_device_resource);
- gtk_primary_selection_device_send_selection (data_device_resource, offer);
- }
- else
- {
- gtk_primary_selection_device_send_selection (data_device_resource, NULL);
- }
+ offer = create_primary_source_offer (data_device, data_device_resource);
+ gtk_primary_selection_device_send_selection (data_device_resource, offer);
}
}
if (source)
{
+ MetaSelectionSource *selection_source;
+ GList *mimetypes;
+
meta_wayland_data_source_set_seat (source, seat);
g_object_weak_ref (G_OBJECT (source),
primary_source_destroyed,
data_device);
+
+ mimetypes = array_to_list (meta_wayland_data_source_get_mime_types (source));
+ selection_source = meta_wayland_selection_source_new (META_WAYLAND_DATA_SOURCE_PRIMARY
(source)->resource,
+ mimetypes,
+ gtk_primary_selection_source_send_send,
+ gtk_primary_selection_source_send_cancelled);
+ g_list_free_full (mimetypes, g_free);
+
+ set_selection_source (data_device, META_SELECTION_PRIMARY,
+ selection_source);
+ }
+ else
+ {
+ unset_selection_source (data_device, META_SELECTION_PRIMARY);
}
wl_signal_emit (&data_device->primary_ownership_signal, source);
@@ -1767,6 +1875,56 @@ create_data_source (struct wl_client *client,
meta_wayland_data_source_wayland_new (source_resource);
}
+static void
+owner_changed_cb (MetaSelection *selection,
+ MetaSelectionType selection_type,
+ MetaSelectionSource *owner,
+ MetaWaylandDataDevice *data_device)
+{
+ MetaWaylandCompositor *compositor = meta_wayland_compositor_get_default ();
+ MetaWaylandSeat *seat = compositor->seat;
+ struct wl_resource *offer = NULL, *data_device_resource;
+ struct wl_client *focus_client;
+
+ focus_client = meta_wayland_keyboard_get_focus_client (seat->keyboard);
+ if (!focus_client)
+ return;
+
+ if (selection_type == META_SELECTION_PRIMARY)
+ {
+ data_device_resource =
+ wl_resource_find_for_client (&data_device->primary_resource_list,
+ focus_client);
+ if (data_device_resource)
+ {
+ if (owner)
+ {
+ offer = create_primary_source_offer (data_device,
+ data_device_resource);
+ }
+
+ gtk_primary_selection_device_send_selection (data_device_resource,
+ offer);
+ }
+ }
+ else if (selection_type == META_SELECTION_CLIPBOARD)
+ {
+ data_device_resource =
+ wl_resource_find_for_client (&data_device->resource_list, focus_client);
+
+ if (data_device_resource)
+ {
+ if (owner)
+ {
+ offer = create_clipboard_source_offer (data_device,
+ data_device_resource);
+ }
+
+ wl_data_device_send_selection (data_device_resource, offer);
+ }
+ }
+}
+
static void
get_data_device (struct wl_client *client,
struct wl_resource *manager_resource,
@@ -1778,6 +1936,14 @@ get_data_device (struct wl_client *client,
cr = wl_resource_create (client, &wl_data_device_interface, wl_resource_get_version (manager_resource),
id);
wl_resource_set_implementation (cr, &data_device_interface, &seat->data_device, unbind_resource);
wl_list_insert (&seat->data_device.resource_list, wl_resource_get_link (cr));
+
+ if (seat->data_device.selection_owner_signal_id == 0)
+ {
+ seat->data_device.selection_owner_signal_id =
+ g_signal_connect (meta_display_get_selection (meta_get_display ()),
+ "owner-changed",
+ G_CALLBACK (owner_changed_cb), &seat->data_device);
+ }
}
static const struct wl_data_device_manager_interface manager_interface = {
@@ -1877,13 +2043,76 @@ meta_wayland_data_device_init (MetaWaylandDataDevice *data_device)
wl_signal_init (&data_device->dnd_ownership_signal);
}
+static struct wl_resource *
+create_clipboard_source_offer (MetaWaylandDataDevice *data_device,
+ struct wl_resource *target)
+{
+ MetaWaylandDataOffer *offer;
+ MetaDisplay *display = meta_get_display ();
+ GList *mimetypes, *l;
+
+ mimetypes = meta_selection_get_mimetypes (meta_display_get_selection (display),
+ META_SELECTION_CLIPBOARD);
+ if (!mimetypes)
+ return NULL;
+
+ offer = g_slice_new0 (MetaWaylandDataOffer);
+ offer->resource = wl_resource_create (wl_resource_get_client (target),
+ &wl_data_offer_interface,
+ wl_resource_get_version (target), 0);
+ wl_resource_set_implementation (offer->resource,
+ &data_offer_interface,
+ offer,
+ destroy_data_offer);
+
+ wl_data_device_send_data_offer (target, offer->resource);
+
+ for (l = mimetypes; l; l = l->next)
+ wl_data_offer_send_offer (offer->resource, l->data);
+
+ g_list_free_full (mimetypes, g_free);
+
+ return offer->resource;
+}
+
+static struct wl_resource *
+create_primary_source_offer (MetaWaylandDataDevice *data_device,
+ struct wl_resource *target)
+{
+ MetaWaylandDataOffer *offer;
+ MetaDisplay *display = meta_get_display ();
+ GList *mimetypes, *l;
+
+ mimetypes = meta_selection_get_mimetypes (meta_display_get_selection (display),
+ META_SELECTION_PRIMARY);
+ if (!mimetypes)
+ return NULL;
+
+ offer = g_slice_new0 (MetaWaylandDataOffer);
+ offer->resource = wl_resource_create (wl_resource_get_client (target),
+ >k_primary_selection_offer_interface,
+ wl_resource_get_version (target), 0);
+ wl_resource_set_implementation (offer->resource,
+ &primary_offer_interface,
+ offer,
+ destroy_primary_offer);
+
+ gtk_primary_selection_device_send_data_offer (target, offer->resource);
+
+ for (l = mimetypes; l; l = l->next)
+ gtk_primary_selection_offer_send_offer (offer->resource, l->data);
+
+ g_list_free_full (mimetypes, g_free);
+
+ return offer->resource;
+}
+
void
meta_wayland_data_device_set_keyboard_focus (MetaWaylandDataDevice *data_device)
{
MetaWaylandSeat *seat = wl_container_of (data_device, seat, data_device);
struct wl_client *focus_client;
struct wl_resource *data_device_resource, *offer;
- MetaWaylandDataSource *source;
focus_client = meta_wayland_keyboard_get_focus_client (seat->keyboard);
@@ -1898,31 +2127,15 @@ meta_wayland_data_device_set_keyboard_focus (MetaWaylandDataDevice *data_device)
data_device_resource = wl_resource_find_for_client (&data_device->resource_list, focus_client);
if (data_device_resource)
{
- source = data_device->selection_data_source;
- if (source)
- {
- offer = meta_wayland_data_source_send_offer (source, data_device_resource);
- wl_data_device_send_selection (data_device_resource, offer);
- }
- else
- {
- wl_data_device_send_selection (data_device_resource, NULL);
- }
+ offer = create_clipboard_source_offer (data_device, data_device_resource);
+ wl_data_device_send_selection (data_device_resource, offer);
}
data_device_resource = wl_resource_find_for_client (&data_device->primary_resource_list, focus_client);
if (data_device_resource)
{
- source = data_device->primary_data_source;
- if (source)
- {
- offer = meta_wayland_data_source_send_primary_offer (source, data_device_resource);
- gtk_primary_selection_device_send_selection (data_device_resource, offer);
- }
- else
- {
- gtk_primary_selection_device_send_selection (data_device_resource, NULL);
- }
+ offer = create_primary_source_offer (data_device, data_device_resource);
+ gtk_primary_selection_device_send_selection (data_device_resource, offer);
}
}
diff --git a/src/wayland/meta-wayland-data-device.h b/src/wayland/meta-wayland-data-device.h
index c63c65033..58b72ecf1 100644
--- a/src/wayland/meta-wayland-data-device.h
+++ b/src/wayland/meta-wayland-data-device.h
@@ -27,6 +27,7 @@
#include <wayland-server.h>
#include "clutter/clutter.h"
+#include "core/meta-selection-source.h"
#include "wayland/meta-wayland-types.h"
typedef struct _MetaWaylandDragGrab MetaWaylandDragGrab;
@@ -69,6 +70,10 @@ struct _MetaWaylandDataDevice
struct wl_signal selection_ownership_signal;
struct wl_signal dnd_ownership_signal;
struct wl_signal primary_ownership_signal;
+
+ guint selection_owner_signal_id;
+
+ MetaSelectionSource *owners[META_N_SELECTION_TYPES];
};
void meta_wayland_data_device_manager_init (MetaWaylandCompositor *compositor);
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