mirror of
https://gitlab.gnome.org/GNOME/gtk.git
synced 2024-12-28 22:41:43 +00:00
9ea0469ab0
The later is the public upstream version, while identical implementation wise. https://gitlab.gnome.org/GNOME/gtk/-/issues/2591
400 lines
13 KiB
C
400 lines
13 KiB
C
/* GDK - The GIMP Drawing Kit
|
|
* Copyright (C) 2017 Red Hat, Inc.
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include "gdkprimary-wayland.h"
|
|
|
|
#include "gdkclipboardprivate.h"
|
|
#include "gdkcontentformats.h"
|
|
#include "gdkintl.h"
|
|
#include "gdkprivate-wayland.h"
|
|
#include "gdk-private.h"
|
|
|
|
#include <glib-unix.h>
|
|
#include <gio/gunixinputstream.h>
|
|
#include <gio/gunixoutputstream.h>
|
|
|
|
typedef struct _GdkWaylandPrimaryClass GdkWaylandPrimaryClass;
|
|
|
|
struct _GdkWaylandPrimary
|
|
{
|
|
GdkClipboard parent;
|
|
|
|
struct zwp_primary_selection_device_v1 *primary_data_device;
|
|
|
|
struct zwp_primary_selection_offer_v1 *pending;
|
|
GdkContentFormatsBuilder *pending_builder;
|
|
|
|
struct zwp_primary_selection_offer_v1 *offer;
|
|
GdkContentFormats *offer_formats;
|
|
|
|
struct zwp_primary_selection_source_v1 *source;
|
|
};
|
|
|
|
struct _GdkWaylandPrimaryClass
|
|
{
|
|
GdkClipboardClass parent_class;
|
|
};
|
|
|
|
G_DEFINE_TYPE (GdkWaylandPrimary, gdk_wayland_primary, GDK_TYPE_CLIPBOARD)
|
|
|
|
static void
|
|
gdk_wayland_primary_discard_pending (GdkWaylandPrimary *cb)
|
|
{
|
|
if (cb->pending_builder)
|
|
{
|
|
GdkContentFormats *ignore = gdk_content_formats_builder_free_to_formats (cb->pending_builder);
|
|
gdk_content_formats_unref (ignore);
|
|
cb->pending_builder = NULL;
|
|
}
|
|
g_clear_pointer (&cb->pending, zwp_primary_selection_offer_v1_destroy);
|
|
}
|
|
|
|
static void
|
|
gdk_wayland_primary_discard_offer (GdkWaylandPrimary *cb)
|
|
{
|
|
g_clear_pointer (&cb->offer_formats, gdk_content_formats_unref);
|
|
g_clear_pointer (&cb->offer, zwp_primary_selection_offer_v1_destroy);
|
|
}
|
|
|
|
static void
|
|
gdk_wayland_primary_discard_source (GdkWaylandPrimary *cb)
|
|
{
|
|
g_clear_pointer (&cb->source, zwp_primary_selection_source_v1_destroy);
|
|
}
|
|
|
|
static void
|
|
gdk_wayland_primary_finalize (GObject *object)
|
|
{
|
|
GdkWaylandPrimary *cb = GDK_WAYLAND_PRIMARY (object);
|
|
|
|
gdk_wayland_primary_discard_pending (cb);
|
|
gdk_wayland_primary_discard_offer (cb);
|
|
gdk_wayland_primary_discard_source (cb);
|
|
|
|
G_OBJECT_CLASS (gdk_wayland_primary_parent_class)->finalize (object);
|
|
}
|
|
|
|
static void
|
|
gdk_wayland_primary_claim_remote (GdkWaylandPrimary *cb,
|
|
struct zwp_primary_selection_offer_v1 *offer,
|
|
GdkContentFormats *formats)
|
|
{
|
|
g_return_if_fail (GDK_IS_WAYLAND_PRIMARY (cb));
|
|
|
|
if (cb->source)
|
|
{
|
|
GDK_DISPLAY_NOTE (gdk_clipboard_get_display (GDK_CLIPBOARD (cb)), CLIPBOARD, g_message ("%p: Ignoring clipboard offer for self", cb));
|
|
gdk_content_formats_unref (formats);
|
|
return;
|
|
}
|
|
|
|
gdk_wayland_primary_discard_offer (cb);
|
|
|
|
GDK_DISPLAY_NOTE (gdk_clipboard_get_display (GDK_CLIPBOARD (cb)), CLIPBOARD, char *s = gdk_content_formats_to_string (formats);
|
|
g_message ("%p: remote clipboard claim for %s", cb, s);
|
|
g_free (s); );
|
|
cb->offer_formats = formats;
|
|
cb->offer = offer;
|
|
|
|
gdk_clipboard_claim_remote (GDK_CLIPBOARD (cb),
|
|
cb->offer_formats);
|
|
}
|
|
|
|
static void
|
|
primary_offer_offer (void *data,
|
|
struct zwp_primary_selection_offer_v1 *offer,
|
|
const char *type)
|
|
{
|
|
GdkWaylandPrimary *cb = data;
|
|
|
|
if (cb->pending != offer)
|
|
{
|
|
GDK_DISPLAY_NOTE (gdk_clipboard_get_display (GDK_CLIPBOARD (cb)), SELECTION, g_message ("%p: offer for unknown selection %p of %s",
|
|
cb, offer, type));
|
|
return;
|
|
}
|
|
|
|
gdk_content_formats_builder_add_mime_type (cb->pending_builder, type);
|
|
}
|
|
|
|
static const struct zwp_primary_selection_offer_v1_listener primary_offer_listener = {
|
|
primary_offer_offer,
|
|
};
|
|
|
|
static void
|
|
primary_selection_data_offer (void *data,
|
|
struct zwp_primary_selection_device_v1 *device,
|
|
struct zwp_primary_selection_offer_v1 *offer)
|
|
{
|
|
GdkWaylandPrimary *cb = data;
|
|
|
|
GDK_DISPLAY_NOTE (gdk_clipboard_get_display (GDK_CLIPBOARD (cb)), SELECTION, g_message ("%p: new primary offer %p",
|
|
cb, offer));
|
|
|
|
gdk_wayland_primary_discard_pending (cb);
|
|
|
|
cb->pending = offer;
|
|
zwp_primary_selection_offer_v1_add_listener (offer,
|
|
&primary_offer_listener,
|
|
cb);
|
|
|
|
cb->pending_builder = gdk_content_formats_builder_new ();
|
|
}
|
|
|
|
static void
|
|
primary_selection_selection (void *data,
|
|
struct zwp_primary_selection_device_v1 *device,
|
|
struct zwp_primary_selection_offer_v1 *offer)
|
|
{
|
|
GdkWaylandPrimary *cb = data;
|
|
GdkContentFormats *formats;
|
|
|
|
if (offer == NULL)
|
|
{
|
|
gdk_wayland_primary_claim_remote (cb, NULL, gdk_content_formats_new (NULL, 0));
|
|
return;
|
|
}
|
|
|
|
if (cb->pending != offer)
|
|
{
|
|
GDK_DISPLAY_NOTE (gdk_clipboard_get_display (GDK_CLIPBOARD (cb)), SELECTION, g_message ("%p: ignoring unknown data offer %p",
|
|
cb, offer));
|
|
return;
|
|
}
|
|
|
|
formats = gdk_content_formats_builder_free_to_formats (cb->pending_builder);
|
|
cb->pending_builder = NULL;
|
|
cb->pending = NULL;
|
|
|
|
gdk_wayland_primary_claim_remote (cb, offer, formats);
|
|
}
|
|
|
|
static const struct zwp_primary_selection_device_v1_listener primary_selection_device_listener = {
|
|
primary_selection_data_offer,
|
|
primary_selection_selection,
|
|
};
|
|
|
|
static void
|
|
gdk_wayland_primary_write_done (GObject *clipboard,
|
|
GAsyncResult *result,
|
|
gpointer user_data)
|
|
{
|
|
GError *error = NULL;
|
|
|
|
if (!gdk_clipboard_write_finish (GDK_CLIPBOARD (clipboard), result, &error))
|
|
{
|
|
GDK_DISPLAY_NOTE (gdk_clipboard_get_display (GDK_CLIPBOARD (clipboard)), SELECTION, g_message ("%p: failed to write stream: %s", clipboard, error->message));
|
|
g_error_free (error);
|
|
}
|
|
}
|
|
|
|
static void
|
|
gdk_wayland_primary_data_source_send (void *data,
|
|
struct zwp_primary_selection_source_v1 *source,
|
|
const char *mime_type,
|
|
int32_t fd)
|
|
{
|
|
GdkWaylandPrimary *cb = GDK_WAYLAND_PRIMARY (data);
|
|
GOutputStream *stream;
|
|
|
|
GDK_DISPLAY_NOTE (gdk_clipboard_get_display (GDK_CLIPBOARD (data)), SELECTION, g_message ("%p: data source send request for %s on fd %d",
|
|
source, mime_type, fd));
|
|
|
|
mime_type = gdk_intern_mime_type (mime_type);
|
|
stream = g_unix_output_stream_new (fd, TRUE);
|
|
|
|
gdk_clipboard_write_async (GDK_CLIPBOARD (cb),
|
|
mime_type,
|
|
stream,
|
|
G_PRIORITY_DEFAULT,
|
|
NULL,
|
|
gdk_wayland_primary_write_done,
|
|
cb);
|
|
g_object_unref (stream);
|
|
}
|
|
|
|
static void
|
|
gdk_wayland_primary_data_source_cancelled (void *data,
|
|
struct zwp_primary_selection_source_v1 *source)
|
|
{
|
|
GdkWaylandPrimary *cb = GDK_WAYLAND_PRIMARY (data);
|
|
|
|
GDK_DISPLAY_NOTE (gdk_clipboard_get_display (GDK_CLIPBOARD (data)), CLIPBOARD, g_message ("%p: data source cancelled", data));
|
|
|
|
if (cb->source == source)
|
|
{
|
|
gdk_wayland_primary_discard_source (cb);
|
|
gdk_wayland_primary_claim_remote (cb, NULL, gdk_content_formats_new (NULL, 0));
|
|
}
|
|
}
|
|
|
|
static const struct zwp_primary_selection_source_v1_listener primary_source_listener = {
|
|
gdk_wayland_primary_data_source_send,
|
|
gdk_wayland_primary_data_source_cancelled,
|
|
};
|
|
|
|
static gboolean
|
|
gdk_wayland_primary_claim (GdkClipboard *clipboard,
|
|
GdkContentFormats *formats,
|
|
gboolean local,
|
|
GdkContentProvider *content)
|
|
{
|
|
GdkWaylandPrimary *cb = GDK_WAYLAND_PRIMARY (clipboard);
|
|
|
|
if (local)
|
|
{
|
|
GdkWaylandDisplay *wdisplay = GDK_WAYLAND_DISPLAY (gdk_clipboard_get_display (clipboard));
|
|
const char * const *mime_types;
|
|
gsize i, n_mime_types;
|
|
|
|
gdk_wayland_primary_discard_offer (cb);
|
|
gdk_wayland_primary_discard_source (cb);
|
|
|
|
cb->source = zwp_primary_selection_device_manager_v1_create_source (wdisplay->primary_selection_manager);
|
|
zwp_primary_selection_source_v1_add_listener (cb->source, &primary_source_listener, cb);
|
|
|
|
mime_types = gdk_content_formats_get_mime_types (formats, &n_mime_types);
|
|
for (i = 0; i < n_mime_types; i++)
|
|
{
|
|
zwp_primary_selection_source_v1_offer (cb->source, mime_types[i]);
|
|
}
|
|
|
|
zwp_primary_selection_device_v1_set_selection (cb->primary_data_device,
|
|
cb->source,
|
|
_gdk_wayland_display_get_serial (wdisplay));
|
|
}
|
|
|
|
return GDK_CLIPBOARD_CLASS (gdk_wayland_primary_parent_class)->claim (clipboard, formats, local, content);
|
|
}
|
|
|
|
static void
|
|
gdk_wayland_primary_read_async (GdkClipboard *clipboard,
|
|
GdkContentFormats *formats,
|
|
int io_priority,
|
|
GCancellable *cancellable,
|
|
GAsyncReadyCallback callback,
|
|
gpointer user_data)
|
|
{
|
|
GdkWaylandPrimary *cb = GDK_WAYLAND_PRIMARY (clipboard);
|
|
GInputStream *stream;
|
|
const char *mime_type;
|
|
int pipe_fd[2];
|
|
GError *error = NULL;
|
|
GTask *task;
|
|
|
|
task = g_task_new (clipboard, cancellable, callback, user_data);
|
|
g_task_set_priority (task, io_priority);
|
|
g_task_set_source_tag (task, gdk_wayland_primary_read_async);
|
|
|
|
GDK_DISPLAY_NOTE (gdk_clipboard_get_display (clipboard), CLIPBOARD, char *s = gdk_content_formats_to_string (formats);
|
|
g_message ("%p: read for %s", cb, s);
|
|
g_free (s); );
|
|
mime_type = gdk_content_formats_match_mime_type (formats, cb->offer_formats);
|
|
if (mime_type == NULL)
|
|
{
|
|
g_task_return_new_error (task, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED,
|
|
_("No compatible transfer format found"));
|
|
return;
|
|
}
|
|
/* offer formats should be empty if we have no offer */
|
|
g_assert (cb->offer);
|
|
|
|
g_task_set_task_data (task, (gpointer) mime_type, NULL);
|
|
|
|
if (!g_unix_open_pipe (pipe_fd, FD_CLOEXEC, &error))
|
|
{
|
|
g_task_return_error (task, error);
|
|
return;
|
|
}
|
|
|
|
zwp_primary_selection_offer_v1_receive (cb->offer, mime_type, pipe_fd[1]);
|
|
stream = g_unix_input_stream_new (pipe_fd[0], TRUE);
|
|
close (pipe_fd[1]);
|
|
g_task_return_pointer (task, stream, g_object_unref);
|
|
}
|
|
|
|
static GInputStream *
|
|
gdk_wayland_primary_read_finish (GdkClipboard *clipboard,
|
|
GAsyncResult *result,
|
|
const char **out_mime_type,
|
|
GError **error)
|
|
{
|
|
GInputStream *stream;
|
|
GTask *task;
|
|
|
|
g_return_val_if_fail (g_task_is_valid (result, G_OBJECT (clipboard)), NULL);
|
|
task = G_TASK (result);
|
|
g_return_val_if_fail (g_task_get_source_tag (task) == gdk_wayland_primary_read_async, NULL);
|
|
|
|
stream = g_task_propagate_pointer (task, error);
|
|
|
|
if (stream)
|
|
{
|
|
if (out_mime_type)
|
|
*out_mime_type = g_task_get_task_data (task);
|
|
g_object_ref (stream);
|
|
}
|
|
else
|
|
{
|
|
if (out_mime_type)
|
|
*out_mime_type = NULL;
|
|
}
|
|
|
|
return stream;
|
|
}
|
|
|
|
static void
|
|
gdk_wayland_primary_class_init (GdkWaylandPrimaryClass *class)
|
|
{
|
|
GObjectClass *object_class = G_OBJECT_CLASS (class);
|
|
GdkClipboardClass *clipboard_class = GDK_CLIPBOARD_CLASS (class);
|
|
|
|
object_class->finalize = gdk_wayland_primary_finalize;
|
|
|
|
clipboard_class->claim = gdk_wayland_primary_claim;
|
|
clipboard_class->read_async = gdk_wayland_primary_read_async;
|
|
clipboard_class->read_finish = gdk_wayland_primary_read_finish;
|
|
}
|
|
|
|
static void
|
|
gdk_wayland_primary_init (GdkWaylandPrimary *cb)
|
|
{
|
|
}
|
|
|
|
GdkClipboard *
|
|
gdk_wayland_primary_new (GdkWaylandSeat *seat)
|
|
{
|
|
GdkWaylandDisplay *wdisplay;
|
|
GdkWaylandPrimary *cb;
|
|
|
|
wdisplay = GDK_WAYLAND_DISPLAY (gdk_seat_get_display (GDK_SEAT (seat)));
|
|
|
|
cb = g_object_new (GDK_TYPE_WAYLAND_PRIMARY,
|
|
"display", wdisplay,
|
|
NULL);
|
|
|
|
cb->primary_data_device =
|
|
zwp_primary_selection_device_manager_v1_get_device (wdisplay->primary_selection_manager,
|
|
gdk_wayland_seat_get_wl_seat (GDK_SEAT (seat)));
|
|
zwp_primary_selection_device_v1_add_listener (cb->primary_data_device,
|
|
&primary_selection_device_listener, cb);
|
|
|
|
return GDK_CLIPBOARD (cb);
|
|
}
|