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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ui/ozone/platform/wayland/host/zwp_primary_selection_device.h"
#include <primary-selection-unstable-v1-client-protocol.h>
#include "ui/ozone/platform/wayland/host/wayland_connection.h"
#include "ui/ozone/platform/wayland/host/wayland_data_source.h"
#include "ui/ozone/platform/wayland/host/zwp_primary_selection_offer.h"
namespace ui {
// static
ZwpPrimarySelectionDevice::ZwpPrimarySelectionDevice(
WaylandConnection* connection,
zwp_primary_selection_device_v1* data_device)
: WaylandDataDeviceBase(connection), data_device_(data_device) {
static constexpr zwp_primary_selection_device_v1_listener
kPrimarySelectionListener = {.data_offer = &OnDataOffer,
.selection = &OnSelection};
zwp_primary_selection_device_v1_add_listener(
data_device_.get(), &kPrimarySelectionListener, this);
}
ZwpPrimarySelectionDevice::~ZwpPrimarySelectionDevice() = default;
void ZwpPrimarySelectionDevice::SetSelectionSource(
ZwpPrimarySelectionSource* source,
uint32_t serial) {
auto* data_source = source ? source->data_source() : nullptr;
zwp_primary_selection_device_v1_set_selection(data_device_.get(), data_source,
serial);
connection()->Flush();
}
// static
void ZwpPrimarySelectionDevice::OnDataOffer(
void* data,
zwp_primary_selection_device_v1* selection_device,
zwp_primary_selection_offer_v1* offer) {
auto* self = static_cast<ZwpPrimarySelectionDevice*>(data);
DCHECK(self);
self->set_data_offer(std::make_unique<ZwpPrimarySelectionOffer>(offer));
}
// static
void ZwpPrimarySelectionDevice::OnSelection(
void* data,
zwp_primary_selection_device_v1* selection_device,
zwp_primary_selection_offer_v1* offer) {
auto* self = static_cast<ZwpPrimarySelectionDevice*>(data);
DCHECK(self);
// 'offer' will be null to indicate that the selection is no longer valid,
// i.e. there is no longer selection data available to be fetched.
if (!offer) {
self->ResetDataOffer();
} else {
DCHECK(self->data_offer());
self->data_offer()->EnsureTextMimeTypeIfNeeded();
}
self->NotifySelectionOffer(self->data_offer());
}
} // namespace ui
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