1500 lines
42 KiB
C
1500 lines
42 KiB
C
/*
|
|
* Copyright © 2010 Intel Corporation
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Library 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
|
|
* Library General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Library General Public
|
|
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include <fcntl.h>
|
|
#include <unistd.h>
|
|
|
|
#include <gio/gunixinputstream.h>
|
|
#include <gio/gunixoutputstream.h>
|
|
#include <glib-unix.h>
|
|
|
|
#include "gdkwayland.h"
|
|
#include "gdkprivate-wayland.h"
|
|
#include "gdkdisplay-wayland.h"
|
|
#include "gdkdndprivate.h"
|
|
#include "gdkselection.h"
|
|
#include "gdkproperty.h"
|
|
#include "gdkprivate.h"
|
|
|
|
#include <string.h>
|
|
|
|
typedef struct _SelectionBuffer SelectionBuffer;
|
|
typedef struct _StoredSelection StoredSelection;
|
|
typedef struct _AsyncWriteData AsyncWriteData;
|
|
typedef struct _DataOfferData DataOfferData;
|
|
|
|
struct _SelectionBuffer
|
|
{
|
|
GInputStream *stream;
|
|
GCancellable *cancellable;
|
|
GByteArray *data;
|
|
GList *requestors;
|
|
GdkAtom selection;
|
|
GdkAtom target;
|
|
gint ref_count;
|
|
};
|
|
|
|
struct _StoredSelection
|
|
{
|
|
GdkWindow *source;
|
|
GCancellable *cancellable;
|
|
guchar *data;
|
|
gsize data_len;
|
|
GdkAtom type;
|
|
gint fd;
|
|
};
|
|
|
|
struct _DataSourceData
|
|
{
|
|
GdkWindow *window;
|
|
GdkAtom selection;
|
|
};
|
|
|
|
struct _DataOfferData
|
|
{
|
|
GDestroyNotify destroy_notify;
|
|
gpointer offer_data;
|
|
GList *targets; /* List of GdkAtom */
|
|
};
|
|
|
|
struct _AsyncWriteData
|
|
{
|
|
GOutputStream *stream;
|
|
GdkWaylandSelection *selection;
|
|
gsize index;
|
|
};
|
|
|
|
enum {
|
|
ATOM_PRIMARY,
|
|
ATOM_CLIPBOARD,
|
|
ATOM_DND
|
|
};
|
|
|
|
static GdkAtom atoms[3] = { 0 };
|
|
|
|
struct _GdkWaylandSelection
|
|
{
|
|
/* Destination-side data */
|
|
DataOfferData *dnd_offer;
|
|
DataOfferData *clipboard_offer;
|
|
DataOfferData *primary_offer;
|
|
GHashTable *offers; /* Currently alive offers, Hashtable of wl_data_offer->DataOfferData */
|
|
GHashTable *selection_buffers; /* Hashtable of target_atom->SelectionBuffer */
|
|
|
|
/* Source-side data */
|
|
StoredSelection stored_selection;
|
|
GArray *source_targets;
|
|
GdkAtom requested_target;
|
|
|
|
struct gtk_primary_selection_source *primary_source;
|
|
GdkWindow *primary_owner;
|
|
|
|
struct wl_data_source *clipboard_source;
|
|
GdkWindow *clipboard_owner;
|
|
|
|
struct wl_data_source *dnd_source; /* Owned by the GdkDragContext */
|
|
GdkWindow *dnd_owner;
|
|
};
|
|
|
|
static void selection_buffer_read (SelectionBuffer *buffer);
|
|
static void async_write_data_write (AsyncWriteData *write_data);
|
|
|
|
static void
|
|
selection_buffer_notify (SelectionBuffer *buffer)
|
|
{
|
|
GdkEvent *event;
|
|
GList *l;
|
|
|
|
for (l = buffer->requestors; l; l = l->next)
|
|
{
|
|
event = gdk_event_new (GDK_SELECTION_NOTIFY);
|
|
event->selection.window = g_object_ref (l->data);
|
|
event->selection.send_event = FALSE;
|
|
event->selection.selection = buffer->selection;
|
|
event->selection.target = buffer->target;
|
|
event->selection.property = gdk_atom_intern_static_string ("GDK_SELECTION");
|
|
event->selection.time = GDK_CURRENT_TIME;
|
|
event->selection.requestor = g_object_ref (l->data);
|
|
|
|
gdk_event_put (event);
|
|
gdk_event_free (event);
|
|
}
|
|
}
|
|
|
|
static SelectionBuffer *
|
|
selection_buffer_new (GInputStream *stream,
|
|
GdkAtom selection,
|
|
GdkAtom target)
|
|
{
|
|
SelectionBuffer *buffer;
|
|
|
|
buffer = g_new0 (SelectionBuffer, 1);
|
|
buffer->stream = (stream) ? g_object_ref (stream) : NULL;
|
|
buffer->cancellable = g_cancellable_new ();
|
|
buffer->data = g_byte_array_new ();
|
|
buffer->selection = selection;
|
|
buffer->target = target;
|
|
buffer->ref_count = 1;
|
|
|
|
if (stream)
|
|
selection_buffer_read (buffer);
|
|
|
|
return buffer;
|
|
}
|
|
|
|
static SelectionBuffer *
|
|
selection_buffer_ref (SelectionBuffer *buffer)
|
|
{
|
|
buffer->ref_count++;
|
|
return buffer;
|
|
}
|
|
|
|
static void
|
|
selection_buffer_unref (SelectionBuffer *buffer_data)
|
|
{
|
|
buffer_data->ref_count--;
|
|
|
|
if (buffer_data->ref_count != 0)
|
|
return;
|
|
|
|
if (buffer_data->cancellable)
|
|
g_object_unref (buffer_data->cancellable);
|
|
|
|
if (buffer_data->stream)
|
|
g_object_unref (buffer_data->stream);
|
|
|
|
if (buffer_data->data)
|
|
g_byte_array_unref (buffer_data->data);
|
|
|
|
g_free (buffer_data);
|
|
}
|
|
|
|
static void
|
|
selection_buffer_append_data (SelectionBuffer *buffer,
|
|
gconstpointer data,
|
|
gsize len)
|
|
{
|
|
g_byte_array_append (buffer->data, data, len);
|
|
}
|
|
|
|
static void
|
|
selection_buffer_cancel_and_unref (SelectionBuffer *buffer_data)
|
|
{
|
|
if (buffer_data->cancellable)
|
|
g_cancellable_cancel (buffer_data->cancellable);
|
|
|
|
selection_buffer_unref (buffer_data);
|
|
}
|
|
|
|
static void
|
|
selection_buffer_add_requestor (SelectionBuffer *buffer,
|
|
GdkWindow *requestor)
|
|
{
|
|
if (!g_list_find (buffer->requestors, requestor))
|
|
buffer->requestors = g_list_prepend (buffer->requestors,
|
|
g_object_ref (requestor));
|
|
}
|
|
|
|
static gboolean
|
|
selection_buffer_remove_requestor (SelectionBuffer *buffer,
|
|
GdkWindow *requestor)
|
|
{
|
|
GList *link = g_list_find (buffer->requestors, requestor);
|
|
|
|
if (!link)
|
|
return FALSE;
|
|
|
|
g_object_unref (link->data);
|
|
buffer->requestors = g_list_delete_link (buffer->requestors, link);
|
|
return TRUE;
|
|
}
|
|
|
|
static inline glong
|
|
get_buffer_size (void)
|
|
{
|
|
return sysconf (_SC_PAGESIZE);
|
|
}
|
|
|
|
static void
|
|
selection_buffer_read_cb (GObject *object,
|
|
GAsyncResult *result,
|
|
gpointer user_data)
|
|
{
|
|
SelectionBuffer *buffer = user_data;
|
|
gboolean finished = TRUE;
|
|
GError *error = NULL;
|
|
GBytes *bytes;
|
|
|
|
bytes = g_input_stream_read_bytes_finish (buffer->stream, result, &error);
|
|
|
|
if (bytes)
|
|
{
|
|
finished = g_bytes_get_size (bytes) < get_buffer_size ();
|
|
selection_buffer_append_data (buffer,
|
|
g_bytes_get_data (bytes, NULL),
|
|
g_bytes_get_size (bytes));
|
|
g_bytes_unref (bytes);
|
|
}
|
|
|
|
if (!finished)
|
|
selection_buffer_read (buffer);
|
|
else
|
|
{
|
|
if (error)
|
|
{
|
|
g_warning (G_STRLOC ": error reading selection buffer: %s", error->message);
|
|
g_error_free (error);
|
|
}
|
|
else
|
|
selection_buffer_notify (buffer);
|
|
|
|
g_input_stream_close (buffer->stream, NULL, NULL);
|
|
g_clear_object (&buffer->stream);
|
|
g_clear_object (&buffer->cancellable);
|
|
}
|
|
|
|
selection_buffer_unref (buffer);
|
|
}
|
|
|
|
static void
|
|
selection_buffer_read (SelectionBuffer *buffer)
|
|
{
|
|
selection_buffer_ref (buffer);
|
|
g_input_stream_read_bytes_async (buffer->stream, get_buffer_size(),
|
|
G_PRIORITY_DEFAULT,
|
|
buffer->cancellable, selection_buffer_read_cb,
|
|
buffer);
|
|
}
|
|
|
|
static DataOfferData *
|
|
data_offer_data_new (gpointer offer,
|
|
GDestroyNotify destroy_notify)
|
|
{
|
|
DataOfferData *info;
|
|
|
|
info = g_slice_new0 (DataOfferData);
|
|
info->offer_data = offer;
|
|
info->destroy_notify = destroy_notify;
|
|
|
|
return info;
|
|
}
|
|
|
|
static void
|
|
data_offer_data_free (DataOfferData *info)
|
|
{
|
|
info->destroy_notify (info->offer_data);
|
|
g_list_free (info->targets);
|
|
g_slice_free (DataOfferData, info);
|
|
}
|
|
|
|
GdkWaylandSelection *
|
|
gdk_wayland_selection_new (void)
|
|
{
|
|
GdkWaylandSelection *selection;
|
|
|
|
/* init atoms */
|
|
atoms[ATOM_PRIMARY] = gdk_atom_intern_static_string ("PRIMARY");
|
|
atoms[ATOM_CLIPBOARD] = gdk_atom_intern_static_string ("CLIPBOARD");
|
|
atoms[ATOM_DND] = gdk_atom_intern_static_string ("GdkWaylandSelection");
|
|
|
|
selection = g_new0 (GdkWaylandSelection, 1);
|
|
selection->selection_buffers =
|
|
g_hash_table_new_full (NULL, NULL, NULL,
|
|
(GDestroyNotify) selection_buffer_cancel_and_unref);
|
|
selection->offers =
|
|
g_hash_table_new_full (NULL, NULL, NULL,
|
|
(GDestroyNotify) data_offer_data_free);
|
|
selection->stored_selection.fd = -1;
|
|
selection->source_targets = g_array_new (FALSE, FALSE, sizeof (GdkAtom));
|
|
return selection;
|
|
}
|
|
|
|
void
|
|
gdk_wayland_selection_free (GdkWaylandSelection *selection)
|
|
{
|
|
g_hash_table_destroy (selection->selection_buffers);
|
|
g_array_unref (selection->source_targets);
|
|
|
|
g_hash_table_destroy (selection->offers);
|
|
g_free (selection->stored_selection.data);
|
|
|
|
if (selection->stored_selection.cancellable)
|
|
{
|
|
g_cancellable_cancel (selection->stored_selection.cancellable);
|
|
g_object_unref (selection->stored_selection.cancellable);
|
|
}
|
|
|
|
if (selection->stored_selection.fd > 0)
|
|
close (selection->stored_selection.fd);
|
|
|
|
if (selection->primary_source)
|
|
gtk_primary_selection_source_destroy (selection->primary_source);
|
|
if (selection->clipboard_source)
|
|
wl_data_source_destroy (selection->clipboard_source);
|
|
if (selection->dnd_source)
|
|
wl_data_source_destroy (selection->dnd_source);
|
|
|
|
g_free (selection);
|
|
}
|
|
|
|
static void
|
|
data_offer_offer (void *data,
|
|
struct wl_data_offer *wl_data_offer,
|
|
const char *type)
|
|
{
|
|
GdkWaylandSelection *selection = data;
|
|
DataOfferData *info;
|
|
GdkAtom atom = gdk_atom_intern (type, FALSE);
|
|
|
|
info = g_hash_table_lookup (selection->offers, wl_data_offer);
|
|
|
|
if (!info || g_list_find (info->targets, atom))
|
|
return;
|
|
|
|
info->targets = g_list_prepend (info->targets, atom);
|
|
}
|
|
|
|
static inline GdkDragAction
|
|
_wl_to_gdk_actions (uint32_t dnd_actions)
|
|
{
|
|
GdkDragAction actions = 0;
|
|
|
|
if (dnd_actions & WL_DATA_DEVICE_MANAGER_DND_ACTION_COPY)
|
|
actions |= GDK_ACTION_COPY;
|
|
if (dnd_actions & WL_DATA_DEVICE_MANAGER_DND_ACTION_MOVE)
|
|
actions |= GDK_ACTION_MOVE;
|
|
if (dnd_actions & WL_DATA_DEVICE_MANAGER_DND_ACTION_ASK)
|
|
actions |= GDK_ACTION_ASK;
|
|
|
|
return actions;
|
|
}
|
|
|
|
static void
|
|
data_offer_source_actions (void *data,
|
|
struct wl_data_offer *wl_data_offer,
|
|
uint32_t source_actions)
|
|
{
|
|
GdkDragContext *drop_context;
|
|
GdkDisplay *display;
|
|
GdkDevice *device;
|
|
GdkSeat *seat;
|
|
|
|
display = gdk_display_get_default ();
|
|
seat = gdk_display_get_default_seat (display);
|
|
device = gdk_seat_get_pointer (seat);
|
|
drop_context = gdk_wayland_device_get_drop_context (device);
|
|
|
|
drop_context->actions = _wl_to_gdk_actions (source_actions);
|
|
|
|
if (gdk_drag_context_get_dest_window (drop_context))
|
|
_gdk_wayland_drag_context_emit_event (drop_context, GDK_DRAG_MOTION,
|
|
GDK_CURRENT_TIME);
|
|
}
|
|
|
|
static void
|
|
data_offer_action (void *data,
|
|
struct wl_data_offer *wl_data_offer,
|
|
uint32_t action)
|
|
{
|
|
GdkDragContext *drop_context;
|
|
GdkDisplay *display;
|
|
GdkDevice *device;
|
|
GdkSeat *seat;
|
|
|
|
display = gdk_display_get_default ();
|
|
seat = gdk_display_get_default_seat (display);
|
|
device = gdk_seat_get_pointer (seat);
|
|
drop_context = gdk_wayland_device_get_drop_context (device);
|
|
|
|
drop_context->action = _wl_to_gdk_actions (action);
|
|
|
|
if (gdk_drag_context_get_dest_window (drop_context))
|
|
_gdk_wayland_drag_context_emit_event (drop_context, GDK_DRAG_MOTION,
|
|
GDK_CURRENT_TIME);
|
|
}
|
|
|
|
static const struct wl_data_offer_listener data_offer_listener = {
|
|
data_offer_offer,
|
|
data_offer_source_actions,
|
|
data_offer_action
|
|
};
|
|
|
|
static void
|
|
primary_offer_offer (void *data,
|
|
struct gtk_primary_selection_offer *gtk_offer,
|
|
const char *type)
|
|
{
|
|
GdkWaylandSelection *selection = data;
|
|
DataOfferData *info;
|
|
GdkAtom atom = gdk_atom_intern (type, FALSE);
|
|
|
|
info = g_hash_table_lookup (selection->offers, gtk_offer);
|
|
|
|
if (!info || g_list_find (info->targets, atom))
|
|
return;
|
|
|
|
info->targets = g_list_prepend (info->targets, atom);
|
|
}
|
|
|
|
static const struct gtk_primary_selection_offer_listener primary_offer_listener = {
|
|
primary_offer_offer,
|
|
};
|
|
|
|
DataOfferData *
|
|
selection_lookup_offer_by_atom (GdkWaylandSelection *selection,
|
|
GdkAtom selection_atom)
|
|
{
|
|
if (selection_atom == atoms[ATOM_PRIMARY])
|
|
return selection->primary_offer;
|
|
else if (selection_atom == atoms[ATOM_CLIPBOARD])
|
|
return selection->clipboard_offer;
|
|
else if (selection_atom == atoms[ATOM_DND])
|
|
return selection->dnd_offer;
|
|
else
|
|
return NULL;
|
|
}
|
|
|
|
void
|
|
gdk_wayland_selection_ensure_offer (GdkDisplay *display,
|
|
struct wl_data_offer *wl_offer)
|
|
{
|
|
GdkWaylandSelection *selection = gdk_wayland_display_get_selection (display);
|
|
DataOfferData *info;
|
|
|
|
info = g_hash_table_lookup (selection->offers, wl_offer);
|
|
|
|
if (!info)
|
|
{
|
|
info = data_offer_data_new (wl_offer,
|
|
(GDestroyNotify) wl_data_offer_destroy);
|
|
g_hash_table_insert (selection->offers, wl_offer, info);
|
|
wl_data_offer_add_listener (wl_offer,
|
|
&data_offer_listener,
|
|
selection);
|
|
}
|
|
}
|
|
|
|
void
|
|
gdk_wayland_selection_ensure_primary_offer (GdkDisplay *display,
|
|
struct gtk_primary_selection_offer *gtk_offer)
|
|
{
|
|
GdkWaylandSelection *selection = gdk_wayland_display_get_selection (display);
|
|
DataOfferData *info;
|
|
|
|
info = g_hash_table_lookup (selection->offers, gtk_offer);
|
|
|
|
if (!info)
|
|
{
|
|
info = data_offer_data_new (gtk_offer,
|
|
(GDestroyNotify) gtk_primary_selection_offer_destroy);
|
|
g_hash_table_insert (selection->offers, gtk_offer, info);
|
|
gtk_primary_selection_offer_add_listener (gtk_offer,
|
|
&primary_offer_listener,
|
|
selection);
|
|
}
|
|
}
|
|
|
|
void
|
|
gdk_wayland_selection_set_offer (GdkDisplay *display,
|
|
GdkAtom selection_atom,
|
|
gpointer wl_offer)
|
|
{
|
|
GdkWaylandSelection *selection = gdk_wayland_display_get_selection (display);
|
|
struct wl_data_offer *prev_offer;
|
|
DataOfferData *info;
|
|
|
|
info = g_hash_table_lookup (selection->offers, wl_offer);
|
|
|
|
prev_offer = gdk_wayland_selection_get_offer (display, selection_atom);
|
|
|
|
if (prev_offer)
|
|
g_hash_table_remove (selection->offers, prev_offer);
|
|
|
|
if (selection_atom == atoms[ATOM_PRIMARY])
|
|
selection->primary_offer = info;
|
|
else if (selection_atom == atoms[ATOM_CLIPBOARD])
|
|
selection->clipboard_offer = info;
|
|
else if (selection_atom == atoms[ATOM_DND])
|
|
selection->dnd_offer = info;
|
|
|
|
/* Clear all buffers */
|
|
g_hash_table_remove_all (selection->selection_buffers);
|
|
}
|
|
|
|
gpointer
|
|
gdk_wayland_selection_get_offer (GdkDisplay *display,
|
|
GdkAtom selection_atom)
|
|
{
|
|
GdkWaylandSelection *selection = gdk_wayland_display_get_selection (display);
|
|
const DataOfferData *info;
|
|
|
|
info = selection_lookup_offer_by_atom (selection, selection_atom);
|
|
|
|
if (info)
|
|
return info->offer_data;
|
|
|
|
return NULL;
|
|
}
|
|
|
|
GList *
|
|
gdk_wayland_selection_get_targets (GdkDisplay *display,
|
|
GdkAtom selection_atom)
|
|
{
|
|
GdkWaylandSelection *selection = gdk_wayland_display_get_selection (display);
|
|
const DataOfferData *info;
|
|
|
|
info = selection_lookup_offer_by_atom (selection, selection_atom);
|
|
|
|
if (info)
|
|
return info->targets;
|
|
|
|
return NULL;
|
|
}
|
|
|
|
static void
|
|
gdk_wayland_selection_emit_request (GdkWindow *window,
|
|
GdkAtom selection,
|
|
GdkAtom target)
|
|
{
|
|
GdkEvent *event;
|
|
|
|
event = gdk_event_new (GDK_SELECTION_REQUEST);
|
|
event->selection.window = g_object_ref (window);
|
|
event->selection.send_event = FALSE;
|
|
event->selection.selection = selection;
|
|
event->selection.target = target;
|
|
event->selection.property = gdk_atom_intern_static_string ("GDK_SELECTION");
|
|
event->selection.time = GDK_CURRENT_TIME;
|
|
event->selection.requestor = g_object_ref (window);
|
|
|
|
gdk_event_put (event);
|
|
gdk_event_free (event);
|
|
}
|
|
|
|
static AsyncWriteData *
|
|
async_write_data_new (GdkWaylandSelection *selection)
|
|
{
|
|
AsyncWriteData *write_data;
|
|
|
|
write_data = g_slice_new0 (AsyncWriteData);
|
|
write_data->selection = selection;
|
|
write_data->stream =
|
|
g_unix_output_stream_new (selection->stored_selection.fd, TRUE);
|
|
|
|
return write_data;
|
|
}
|
|
|
|
static void
|
|
async_write_data_free (AsyncWriteData *write_data)
|
|
{
|
|
g_object_unref (write_data->stream);
|
|
g_slice_free (AsyncWriteData, write_data);
|
|
}
|
|
|
|
static void
|
|
async_write_data_cb (GObject *object,
|
|
GAsyncResult *res,
|
|
gpointer user_data)
|
|
{
|
|
AsyncWriteData *write_data = user_data;
|
|
GError *error = NULL;
|
|
gsize bytes_written;
|
|
|
|
bytes_written = g_output_stream_write_finish (G_OUTPUT_STREAM (object),
|
|
res, &error);
|
|
if (error)
|
|
{
|
|
if (error->domain != G_IO_ERROR ||
|
|
error->code != G_IO_ERROR_CANCELLED)
|
|
g_warning ("Error writing selection data: %s", error->message);
|
|
|
|
g_error_free (error);
|
|
async_write_data_free (write_data);
|
|
return;
|
|
}
|
|
|
|
write_data->index += bytes_written;
|
|
|
|
if (write_data->index <
|
|
write_data->selection->stored_selection.data_len)
|
|
{
|
|
/* Write the next chunk */
|
|
async_write_data_write (write_data);
|
|
}
|
|
else
|
|
async_write_data_free (write_data);
|
|
}
|
|
|
|
static void
|
|
async_write_data_write (AsyncWriteData *write_data)
|
|
{
|
|
GdkWaylandSelection *selection = write_data->selection;
|
|
gsize buf_len;
|
|
guchar *buf;
|
|
|
|
buf = selection->stored_selection.data;
|
|
buf_len = selection->stored_selection.data_len;
|
|
|
|
g_output_stream_write_async (write_data->stream,
|
|
&buf[write_data->index],
|
|
buf_len - write_data->index,
|
|
G_PRIORITY_DEFAULT,
|
|
selection->stored_selection.cancellable,
|
|
async_write_data_cb,
|
|
write_data);
|
|
}
|
|
|
|
static gboolean
|
|
gdk_wayland_selection_check_write (GdkWaylandSelection *selection)
|
|
{
|
|
AsyncWriteData *write_data;
|
|
|
|
if (selection->stored_selection.fd < 0 ||
|
|
selection->stored_selection.data_len == 0)
|
|
return FALSE;
|
|
|
|
/* Cancel any previous ongoing async write */
|
|
if (selection->stored_selection.cancellable)
|
|
{
|
|
g_cancellable_cancel (selection->stored_selection.cancellable);
|
|
g_object_unref (selection->stored_selection.cancellable);
|
|
}
|
|
|
|
selection->stored_selection.cancellable = g_cancellable_new ();
|
|
|
|
write_data = async_write_data_new (selection);
|
|
async_write_data_write (write_data);
|
|
selection->stored_selection.fd = -1;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
void
|
|
gdk_wayland_selection_store (GdkWindow *window,
|
|
GdkAtom type,
|
|
GdkPropMode mode,
|
|
const guchar *data,
|
|
gint len)
|
|
{
|
|
GdkDisplay *display = gdk_window_get_display (window);
|
|
GdkWaylandSelection *selection = gdk_wayland_display_get_selection (display);
|
|
GArray *array;
|
|
|
|
if (type == gdk_atom_intern_static_string ("NULL"))
|
|
return;
|
|
|
|
array = g_array_new (TRUE, FALSE, sizeof (guchar));
|
|
g_array_append_vals (array, data, len);
|
|
|
|
if (selection->stored_selection.data)
|
|
{
|
|
if (mode != GDK_PROP_MODE_REPLACE &&
|
|
type != selection->stored_selection.type)
|
|
{
|
|
gchar *type_str, *stored_str;
|
|
|
|
type_str = gdk_atom_name (type);
|
|
stored_str = gdk_atom_name (selection->stored_selection.type);
|
|
|
|
g_warning (G_STRLOC ": Attempted to append/prepend selection data with "
|
|
"type %s into the current selection with type %s",
|
|
type_str, stored_str);
|
|
g_free (type_str);
|
|
g_free (stored_str);
|
|
return;
|
|
}
|
|
|
|
/* In these cases we also replace the stored data, so we
|
|
* apply the inverse operation into the just given data.
|
|
*/
|
|
if (mode == GDK_PROP_MODE_APPEND)
|
|
g_array_prepend_vals (array, selection->stored_selection.data,
|
|
selection->stored_selection.data_len - 1);
|
|
else if (mode == GDK_PROP_MODE_PREPEND)
|
|
g_array_append_vals (array, selection->stored_selection.data,
|
|
selection->stored_selection.data_len - 1);
|
|
|
|
g_free (selection->stored_selection.data);
|
|
}
|
|
|
|
selection->stored_selection.source = window;
|
|
selection->stored_selection.data_len = array->len;
|
|
selection->stored_selection.data = (guchar *) g_array_free (array, FALSE);
|
|
selection->stored_selection.type = type;
|
|
|
|
gdk_wayland_selection_check_write (selection);
|
|
}
|
|
|
|
static SelectionBuffer *
|
|
gdk_wayland_selection_lookup_requestor_buffer (GdkWindow *requestor)
|
|
{
|
|
GdkDisplay *display = gdk_window_get_display (requestor);
|
|
GdkWaylandSelection *selection = gdk_wayland_display_get_selection (display);
|
|
SelectionBuffer *buffer_data;
|
|
GHashTableIter iter;
|
|
|
|
g_hash_table_iter_init (&iter, selection->selection_buffers);
|
|
|
|
while (g_hash_table_iter_next (&iter, NULL, (gpointer*) &buffer_data))
|
|
{
|
|
if (g_list_find (buffer_data->requestors, requestor))
|
|
return buffer_data;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
static gboolean
|
|
gdk_wayland_selection_source_handles_target (GdkWaylandSelection *wayland_selection,
|
|
GdkAtom target)
|
|
{
|
|
GdkAtom atom;
|
|
guint i;
|
|
|
|
if (target == GDK_NONE)
|
|
return FALSE;
|
|
|
|
for (i = 0; i < wayland_selection->source_targets->len; i++)
|
|
{
|
|
atom = g_array_index (wayland_selection->source_targets, GdkAtom, i);
|
|
|
|
if (atom == target)
|
|
return TRUE;
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static gboolean
|
|
gdk_wayland_selection_request_target (GdkWaylandSelection *wayland_selection,
|
|
GdkWindow *window,
|
|
GdkAtom selection,
|
|
GdkAtom target,
|
|
gint fd)
|
|
{
|
|
if (wayland_selection->stored_selection.fd == fd &&
|
|
wayland_selection->requested_target == target)
|
|
return FALSE;
|
|
|
|
/* If we didn't issue gdk_wayland_selection_check_write() yet
|
|
* on a previous fd, it will still linger here. Just close it,
|
|
* as we can't have more than one fd on the fly.
|
|
*/
|
|
if (wayland_selection->stored_selection.fd >= 0)
|
|
close (wayland_selection->stored_selection.fd);
|
|
|
|
wayland_selection->stored_selection.fd = fd;
|
|
wayland_selection->requested_target = target;
|
|
|
|
if (window &&
|
|
gdk_wayland_selection_source_handles_target (wayland_selection, target))
|
|
{
|
|
gdk_wayland_selection_emit_request (window, selection, target);
|
|
return TRUE;
|
|
}
|
|
else
|
|
{
|
|
close (fd);
|
|
wayland_selection->stored_selection.fd = -1;
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static void
|
|
data_source_target (void *data,
|
|
struct wl_data_source *source,
|
|
const char *mime_type)
|
|
{
|
|
GdkWaylandSelection *wayland_selection = data;
|
|
GdkWindow *window = NULL;
|
|
GdkAtom selection;
|
|
|
|
g_debug (G_STRLOC ": %s source = %p, mime_type = %s",
|
|
G_STRFUNC, source, mime_type);
|
|
|
|
if (!mime_type)
|
|
return;
|
|
|
|
if (source == wayland_selection->dnd_source)
|
|
{
|
|
selection = atoms[ATOM_DND];
|
|
window = wayland_selection->dnd_owner;
|
|
}
|
|
else if (source == wayland_selection->clipboard_source)
|
|
{
|
|
selection = atoms[ATOM_CLIPBOARD];
|
|
window = wayland_selection->clipboard_owner;
|
|
}
|
|
|
|
if (!window)
|
|
return;
|
|
|
|
gdk_wayland_selection_request_target (wayland_selection, window,
|
|
selection,
|
|
gdk_atom_intern (mime_type, FALSE),
|
|
-1);
|
|
}
|
|
|
|
static void
|
|
data_source_send (void *data,
|
|
struct wl_data_source *source,
|
|
const char *mime_type,
|
|
int32_t fd)
|
|
{
|
|
GdkWaylandSelection *wayland_selection = data;
|
|
GdkWindow *window;
|
|
GdkAtom selection;
|
|
|
|
g_debug (G_STRLOC ": %s source = %p, mime_type = %s, fd = %d",
|
|
G_STRFUNC, source, mime_type, fd);
|
|
|
|
if (!mime_type)
|
|
{
|
|
close (fd);
|
|
return;
|
|
}
|
|
|
|
if (source == wayland_selection->dnd_source)
|
|
{
|
|
window = wayland_selection->dnd_owner;
|
|
selection = atoms[ATOM_DND];
|
|
}
|
|
else if (source == wayland_selection->clipboard_source)
|
|
{
|
|
window = wayland_selection->clipboard_owner;
|
|
selection = atoms[ATOM_CLIPBOARD];
|
|
}
|
|
else
|
|
{
|
|
close (fd);
|
|
return;
|
|
}
|
|
|
|
if (!window)
|
|
return;
|
|
|
|
if (!gdk_wayland_selection_request_target (wayland_selection, window,
|
|
selection,
|
|
gdk_atom_intern (mime_type, FALSE),
|
|
fd))
|
|
gdk_wayland_selection_check_write (wayland_selection);
|
|
}
|
|
|
|
static void
|
|
data_source_cancelled (void *data,
|
|
struct wl_data_source *source)
|
|
{
|
|
GdkWaylandSelection *wayland_selection = data;
|
|
GdkDragContext *context;
|
|
GdkDisplay *display;
|
|
GdkAtom atom;
|
|
|
|
g_debug (G_STRLOC ": %s source = %p",
|
|
G_STRFUNC, source);
|
|
|
|
display = gdk_display_get_default ();
|
|
|
|
if (source == wayland_selection->dnd_source)
|
|
atom = atoms[ATOM_DND];
|
|
else if (source == wayland_selection->clipboard_source)
|
|
atom = atoms[ATOM_CLIPBOARD];
|
|
else
|
|
return;
|
|
|
|
context = gdk_wayland_drag_context_lookup_by_data_source (source);
|
|
|
|
if (context)
|
|
gdk_drag_context_cancel (context, GDK_DRAG_CANCEL_ERROR);
|
|
|
|
gdk_selection_owner_set (NULL, atom, GDK_CURRENT_TIME, TRUE);
|
|
gdk_wayland_selection_unset_data_source (display, atom);
|
|
}
|
|
|
|
static void
|
|
data_source_dnd_drop_performed (void *data,
|
|
struct wl_data_source *source)
|
|
{
|
|
GdkDragContext *context;
|
|
|
|
context = gdk_wayland_drag_context_lookup_by_data_source (source);
|
|
|
|
if (!context)
|
|
return;
|
|
|
|
g_signal_emit_by_name (context, "drop-performed", GDK_CURRENT_TIME);
|
|
}
|
|
|
|
static void
|
|
data_source_dnd_finished (void *data,
|
|
struct wl_data_source *source)
|
|
{
|
|
GdkDisplay *display = gdk_display_get_default ();
|
|
GdkDragContext *context;
|
|
|
|
context = gdk_wayland_drag_context_lookup_by_data_source (source);
|
|
|
|
if (!context)
|
|
return;
|
|
|
|
if (context->action == GDK_ACTION_MOVE)
|
|
{
|
|
gdk_wayland_selection_emit_request (context->source_window,
|
|
atoms[ATOM_DND],
|
|
gdk_atom_intern_static_string ("DELETE"));
|
|
}
|
|
|
|
g_signal_emit_by_name (context, "dnd-finished");
|
|
gdk_selection_owner_set (NULL, atoms[ATOM_DND], GDK_CURRENT_TIME, TRUE);
|
|
gdk_wayland_selection_unset_data_source (display, atoms[ATOM_DND]);
|
|
}
|
|
|
|
static void
|
|
data_source_action (void *data,
|
|
struct wl_data_source *source,
|
|
uint32_t action)
|
|
{
|
|
GdkDragContext *context;
|
|
|
|
g_debug (G_STRLOC ": %s source = %p action=%x",
|
|
G_STRFUNC, source, action);
|
|
|
|
context = gdk_wayland_drag_context_lookup_by_data_source (source);
|
|
|
|
if (!context)
|
|
return;
|
|
|
|
context->action = _wl_to_gdk_actions (action);
|
|
g_signal_emit_by_name (context, "action-changed", context->action);
|
|
}
|
|
|
|
static const struct wl_data_source_listener data_source_listener = {
|
|
data_source_target,
|
|
data_source_send,
|
|
data_source_cancelled,
|
|
data_source_dnd_drop_performed,
|
|
data_source_dnd_finished,
|
|
data_source_action,
|
|
};
|
|
|
|
static void
|
|
primary_source_send (void *data,
|
|
struct gtk_primary_selection_source *source,
|
|
const char *mime_type,
|
|
int32_t fd)
|
|
{
|
|
GdkWaylandSelection *wayland_selection = data;
|
|
|
|
g_debug (G_STRLOC ": %s source = %p, mime_type = %s, fd = %d",
|
|
G_STRFUNC, source, mime_type, fd);
|
|
|
|
if (!mime_type || !wayland_selection->primary_owner)
|
|
{
|
|
close (fd);
|
|
return;
|
|
}
|
|
|
|
if (!gdk_wayland_selection_request_target (wayland_selection,
|
|
wayland_selection->primary_owner,
|
|
atoms[ATOM_PRIMARY],
|
|
gdk_atom_intern (mime_type, FALSE),
|
|
fd))
|
|
gdk_wayland_selection_check_write (wayland_selection);
|
|
}
|
|
|
|
static void
|
|
primary_source_cancelled (void *data,
|
|
struct gtk_primary_selection_source *source)
|
|
{
|
|
GdkDisplay *display;
|
|
GdkAtom atom;
|
|
|
|
g_debug (G_STRLOC ": %s source = %p",
|
|
G_STRFUNC, source);
|
|
|
|
display = gdk_display_get_default ();
|
|
|
|
atom = atoms[ATOM_PRIMARY];
|
|
gdk_selection_owner_set (NULL, atom, GDK_CURRENT_TIME, TRUE);
|
|
gdk_wayland_selection_unset_data_source (display, atom);
|
|
}
|
|
|
|
static const struct gtk_primary_selection_source_listener primary_source_listener = {
|
|
primary_source_send,
|
|
primary_source_cancelled,
|
|
};
|
|
|
|
struct wl_data_source *
|
|
gdk_wayland_selection_get_data_source (GdkWindow *owner,
|
|
GdkAtom selection)
|
|
{
|
|
GdkDisplay *display = gdk_window_get_display (owner);
|
|
GdkWaylandSelection *wayland_selection = gdk_wayland_display_get_selection (display);
|
|
gpointer source = NULL;
|
|
GdkWaylandDisplay *display_wayland;
|
|
|
|
if (selection == atoms[ATOM_DND])
|
|
{
|
|
if (wayland_selection->dnd_source &&
|
|
(!owner || owner == wayland_selection->dnd_owner))
|
|
return wayland_selection->dnd_source;
|
|
}
|
|
else if (selection == atoms[ATOM_PRIMARY])
|
|
{
|
|
if (wayland_selection->primary_source &&
|
|
(!owner || owner == wayland_selection->primary_owner))
|
|
return (gpointer) wayland_selection->primary_source;
|
|
|
|
if (wayland_selection->primary_source)
|
|
{
|
|
gtk_primary_selection_source_destroy (wayland_selection->primary_source);
|
|
wayland_selection->primary_source = NULL;
|
|
}
|
|
}
|
|
else if (selection == atoms[ATOM_CLIPBOARD])
|
|
{
|
|
if (wayland_selection->clipboard_source &&
|
|
(!owner || owner == wayland_selection->clipboard_owner))
|
|
return wayland_selection->clipboard_source;
|
|
|
|
if (wayland_selection->clipboard_source)
|
|
{
|
|
wl_data_source_destroy (wayland_selection->clipboard_source);
|
|
wayland_selection->clipboard_source = NULL;
|
|
}
|
|
}
|
|
else
|
|
return NULL;
|
|
|
|
if (!owner)
|
|
return NULL;
|
|
|
|
display_wayland = GDK_WAYLAND_DISPLAY (gdk_window_get_display (owner));
|
|
|
|
if (selection == atoms[ATOM_PRIMARY])
|
|
{
|
|
if (display_wayland->primary_selection_manager)
|
|
{
|
|
source = gtk_primary_selection_device_manager_create_source (display_wayland->primary_selection_manager);
|
|
gtk_primary_selection_source_add_listener (source,
|
|
&primary_source_listener,
|
|
wayland_selection);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
source = wl_data_device_manager_create_data_source (display_wayland->data_device_manager);
|
|
wl_data_source_add_listener (source,
|
|
&data_source_listener,
|
|
wayland_selection);
|
|
}
|
|
|
|
if (selection == atoms[ATOM_DND])
|
|
wayland_selection->dnd_source = source;
|
|
else if (selection == atoms[ATOM_PRIMARY])
|
|
wayland_selection->primary_source = source;
|
|
else if (selection == atoms[ATOM_CLIPBOARD])
|
|
wayland_selection->clipboard_source = source;
|
|
|
|
return source;
|
|
}
|
|
|
|
void
|
|
gdk_wayland_selection_unset_data_source (GdkDisplay *display,
|
|
GdkAtom selection)
|
|
{
|
|
GdkWaylandSelection *wayland_selection = gdk_wayland_display_get_selection (display);
|
|
|
|
if (selection == atoms[ATOM_CLIPBOARD])
|
|
{
|
|
GdkDevice *device;
|
|
|
|
device = gdk_seat_get_pointer (gdk_display_get_default_seat (display));
|
|
|
|
gdk_wayland_device_set_selection (device, NULL);
|
|
|
|
if (wayland_selection->clipboard_source)
|
|
{
|
|
wl_data_source_destroy (wayland_selection->clipboard_source);
|
|
wayland_selection->clipboard_source = NULL;
|
|
}
|
|
}
|
|
else if (selection == atoms[ATOM_PRIMARY])
|
|
{
|
|
GdkSeat *seat = gdk_display_get_default_seat (display);
|
|
|
|
gdk_wayland_seat_set_primary (seat, NULL);
|
|
|
|
if (wayland_selection->primary_source)
|
|
{
|
|
gtk_primary_selection_source_destroy (wayland_selection->primary_source);
|
|
wayland_selection->primary_source = NULL;
|
|
}
|
|
}
|
|
else if (selection == atoms[ATOM_DND])
|
|
{
|
|
wayland_selection->dnd_source = NULL;
|
|
}
|
|
}
|
|
|
|
GdkWindow *
|
|
_gdk_wayland_display_get_selection_owner (GdkDisplay *display,
|
|
GdkAtom selection)
|
|
{
|
|
GdkWaylandSelection *wayland_selection = gdk_wayland_display_get_selection (display);
|
|
|
|
if (selection == atoms[ATOM_CLIPBOARD])
|
|
return wayland_selection->clipboard_owner;
|
|
else if (selection == atoms[ATOM_PRIMARY])
|
|
return wayland_selection->primary_owner;
|
|
else if (selection == atoms[ATOM_DND])
|
|
return wayland_selection->dnd_owner;
|
|
|
|
return NULL;
|
|
}
|
|
|
|
gboolean
|
|
_gdk_wayland_display_set_selection_owner (GdkDisplay *display,
|
|
GdkWindow *owner,
|
|
GdkAtom selection,
|
|
guint32 time,
|
|
gboolean send_event)
|
|
{
|
|
GdkWaylandSelection *wayland_selection = gdk_wayland_display_get_selection (display);
|
|
|
|
if (selection == atoms[ATOM_CLIPBOARD])
|
|
{
|
|
wayland_selection->clipboard_owner = owner;
|
|
return TRUE;
|
|
}
|
|
else if (selection == atoms[ATOM_PRIMARY])
|
|
{
|
|
wayland_selection->primary_owner = owner;
|
|
return TRUE;
|
|
}
|
|
else if (selection == atoms[ATOM_DND])
|
|
{
|
|
wayland_selection->dnd_owner = owner;
|
|
return TRUE;
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
void
|
|
_gdk_wayland_display_send_selection_notify (GdkDisplay *dispay,
|
|
GdkWindow *requestor,
|
|
GdkAtom selection,
|
|
GdkAtom target,
|
|
GdkAtom property,
|
|
guint32 time)
|
|
{
|
|
}
|
|
|
|
gint
|
|
_gdk_wayland_display_get_selection_property (GdkDisplay *display,
|
|
GdkWindow *requestor,
|
|
guchar **data,
|
|
GdkAtom *ret_type,
|
|
gint *ret_format)
|
|
{
|
|
SelectionBuffer *buffer_data;
|
|
gsize len;
|
|
|
|
buffer_data = gdk_wayland_selection_lookup_requestor_buffer (requestor);
|
|
|
|
if (!buffer_data)
|
|
return 0;
|
|
|
|
selection_buffer_remove_requestor (buffer_data, requestor);
|
|
len = buffer_data->data->len;
|
|
|
|
if (data)
|
|
{
|
|
guchar *buffer;
|
|
|
|
buffer = g_new0 (guchar, len + 1);
|
|
memcpy (buffer, buffer_data->data->data, len);
|
|
*data = buffer;
|
|
}
|
|
|
|
if (buffer_data->target == gdk_atom_intern_static_string ("TARGETS"))
|
|
{
|
|
if (ret_type)
|
|
*ret_type = GDK_SELECTION_TYPE_ATOM;
|
|
if (ret_format)
|
|
*ret_format = 32;
|
|
}
|
|
else
|
|
{
|
|
if (ret_type)
|
|
*ret_type = buffer_data->target;
|
|
if (ret_format)
|
|
*ret_format = 8;
|
|
}
|
|
|
|
return len;
|
|
}
|
|
|
|
static void
|
|
emit_empty_selection_notify (GdkWindow *requestor,
|
|
GdkAtom selection,
|
|
GdkAtom target)
|
|
{
|
|
GdkEvent *event;
|
|
|
|
event = gdk_event_new (GDK_SELECTION_NOTIFY);
|
|
event->selection.window = g_object_ref (requestor);
|
|
event->selection.send_event = FALSE;
|
|
event->selection.selection = selection;
|
|
event->selection.target = target;
|
|
event->selection.property = GDK_NONE;
|
|
event->selection.time = GDK_CURRENT_TIME;
|
|
event->selection.requestor = g_object_ref (requestor);
|
|
|
|
gdk_event_put (event);
|
|
gdk_event_free (event);
|
|
}
|
|
|
|
void
|
|
_gdk_wayland_display_convert_selection (GdkDisplay *display,
|
|
GdkWindow *requestor,
|
|
GdkAtom selection,
|
|
GdkAtom target,
|
|
guint32 time)
|
|
{
|
|
GdkWaylandSelection *wayland_selection = gdk_wayland_display_get_selection (display);
|
|
SelectionBuffer *buffer_data;
|
|
gpointer offer;
|
|
gchar *mimetype;
|
|
GList *target_list;
|
|
|
|
offer = gdk_wayland_selection_get_offer (display, selection);
|
|
target_list = gdk_wayland_selection_get_targets (display, selection);
|
|
|
|
if (!offer || target == gdk_atom_intern_static_string ("DELETE"))
|
|
{
|
|
emit_empty_selection_notify (requestor, selection, target);
|
|
return;
|
|
}
|
|
|
|
mimetype = gdk_atom_name (target);
|
|
|
|
if (target != gdk_atom_intern_static_string ("TARGETS"))
|
|
{
|
|
if (!g_list_find (target_list, GDK_ATOM_TO_POINTER (target)))
|
|
{
|
|
emit_empty_selection_notify (requestor, selection, target);
|
|
return;
|
|
}
|
|
|
|
if (selection != atoms[ATOM_PRIMARY])
|
|
wl_data_offer_accept (offer,
|
|
_gdk_wayland_display_get_serial (GDK_WAYLAND_DISPLAY (display)),
|
|
mimetype);
|
|
}
|
|
|
|
buffer_data = g_hash_table_lookup (wayland_selection->selection_buffers,
|
|
target);
|
|
|
|
if (buffer_data)
|
|
selection_buffer_add_requestor (buffer_data, requestor);
|
|
else
|
|
{
|
|
GInputStream *stream = NULL;
|
|
int pipe_fd[2], natoms = 0;
|
|
GdkAtom *targets = NULL;
|
|
|
|
if (target == gdk_atom_intern_static_string ("TARGETS"))
|
|
{
|
|
gint i = 0;
|
|
GList *l;
|
|
|
|
natoms = g_list_length (target_list);
|
|
targets = g_new0 (GdkAtom, natoms);
|
|
|
|
for (l = target_list; l; l = l->next)
|
|
targets[i++] = l->data;
|
|
}
|
|
else
|
|
{
|
|
g_unix_open_pipe (pipe_fd, FD_CLOEXEC, NULL);
|
|
|
|
if (selection == atoms[ATOM_PRIMARY])
|
|
gtk_primary_selection_offer_receive (offer, mimetype, pipe_fd[1]);
|
|
else
|
|
wl_data_offer_receive (offer, mimetype, pipe_fd[1]);
|
|
|
|
stream = g_unix_input_stream_new (pipe_fd[0], TRUE);
|
|
close (pipe_fd[1]);
|
|
}
|
|
|
|
buffer_data = selection_buffer_new (stream, selection, target);
|
|
selection_buffer_add_requestor (buffer_data, requestor);
|
|
|
|
if (stream)
|
|
g_object_unref (stream);
|
|
|
|
if (targets)
|
|
{
|
|
/* Store directly the local atoms */
|
|
selection_buffer_append_data (buffer_data, targets, natoms * sizeof (GdkAtom));
|
|
g_free (targets);
|
|
}
|
|
|
|
g_hash_table_insert (wayland_selection->selection_buffers,
|
|
GDK_ATOM_TO_POINTER (target),
|
|
buffer_data);
|
|
}
|
|
|
|
if (!buffer_data->stream)
|
|
selection_buffer_notify (buffer_data);
|
|
|
|
g_free (mimetype);
|
|
}
|
|
|
|
gint
|
|
_gdk_wayland_display_text_property_to_utf8_list (GdkDisplay *display,
|
|
GdkAtom encoding,
|
|
gint format,
|
|
const guchar *text,
|
|
gint length,
|
|
gchar ***list)
|
|
{
|
|
GPtrArray *array;
|
|
const gchar *ptr;
|
|
gsize chunk_len;
|
|
gchar *copy;
|
|
guint nitems;
|
|
|
|
ptr = (const gchar *) text;
|
|
array = g_ptr_array_new ();
|
|
|
|
while (ptr < (const gchar *) &text[length])
|
|
{
|
|
chunk_len = strlen (ptr);
|
|
|
|
if (g_utf8_validate (ptr, chunk_len, NULL))
|
|
{
|
|
copy = g_strndup (ptr, chunk_len);
|
|
g_ptr_array_add (array, copy);
|
|
}
|
|
|
|
ptr = &ptr[chunk_len + 1];
|
|
}
|
|
|
|
nitems = array->len;
|
|
g_ptr_array_add (array, NULL);
|
|
|
|
if (list)
|
|
*list = (gchar **) g_ptr_array_free (array, FALSE);
|
|
else
|
|
g_ptr_array_free (array, TRUE);
|
|
|
|
return nitems;
|
|
}
|
|
|
|
gchar *
|
|
_gdk_wayland_display_utf8_to_string_target (GdkDisplay *display,
|
|
const gchar *str)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
void
|
|
gdk_wayland_selection_add_targets (GdkWindow *window,
|
|
GdkAtom selection,
|
|
guint ntargets,
|
|
GdkAtom *targets)
|
|
{
|
|
GdkDisplay *display = gdk_window_get_display (window);
|
|
GdkWaylandSelection *wayland_selection = gdk_wayland_display_get_selection (display);
|
|
gpointer data_source;
|
|
guint i;
|
|
|
|
g_return_if_fail (GDK_IS_WINDOW (window));
|
|
|
|
data_source = gdk_wayland_selection_get_data_source (window, selection);
|
|
|
|
if (!data_source)
|
|
return;
|
|
|
|
g_array_append_vals (wayland_selection->source_targets, targets, ntargets);
|
|
|
|
for (i = 0; i < ntargets; i++)
|
|
{
|
|
gchar *mimetype = gdk_atom_name (targets[i]);
|
|
|
|
wl_data_source_offer (data_source, mimetype);
|
|
g_free (mimetype);
|
|
}
|
|
|
|
if (selection == atoms[ATOM_CLIPBOARD])
|
|
{
|
|
GdkDisplay *display;
|
|
GdkDevice *device;
|
|
|
|
display = gdk_window_get_display (window);
|
|
device = gdk_seat_get_pointer (gdk_display_get_default_seat (display));
|
|
gdk_wayland_device_set_selection (device, data_source);
|
|
}
|
|
else if (selection == atoms[ATOM_PRIMARY])
|
|
{
|
|
GdkSeat *seat;
|
|
|
|
seat = gdk_display_get_default_seat (display);
|
|
gdk_wayland_seat_set_primary (seat, data_source);
|
|
}
|
|
}
|
|
|
|
void
|
|
gdk_wayland_selection_clear_targets (GdkDisplay *display,
|
|
GdkAtom selection)
|
|
{
|
|
GdkWaylandSelection *wayland_selection = gdk_wayland_display_get_selection (display);
|
|
|
|
wayland_selection->requested_target = GDK_NONE;
|
|
g_array_set_size (wayland_selection->source_targets, 0);
|
|
gdk_wayland_selection_unset_data_source (display, selection);
|
|
}
|
|
|
|
gboolean
|
|
gdk_wayland_selection_set_current_offer_actions (GdkDisplay *display,
|
|
uint32_t action)
|
|
{
|
|
GdkWaylandDisplay *wayland_display = GDK_WAYLAND_DISPLAY (display);
|
|
struct wl_data_offer *offer;
|
|
uint32_t all_actions = 0;
|
|
|
|
offer = gdk_wayland_selection_get_offer (display, atoms[ATOM_DND]);
|
|
|
|
if (!offer)
|
|
return FALSE;
|
|
|
|
if (action != 0)
|
|
all_actions = WL_DATA_DEVICE_MANAGER_DND_ACTION_COPY |
|
|
WL_DATA_DEVICE_MANAGER_DND_ACTION_MOVE |
|
|
WL_DATA_DEVICE_MANAGER_DND_ACTION_ASK;
|
|
|
|
if (wayland_display->data_device_manager_version >=
|
|
WL_DATA_OFFER_SET_ACTIONS_SINCE_VERSION)
|
|
wl_data_offer_set_actions (offer, all_actions, action);
|
|
return TRUE;
|
|
}
|