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// Copyright 2019 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/gtk_primary_selection_device.h"
#include <gtk-primary-selection-client-protocol.h>
#include "ui/ozone/platform/wayland/host/gtk_primary_selection_offer.h"
#include "ui/ozone/platform/wayland/host/wayland_connection.h"
#include "ui/ozone/platform/wayland/host/wayland_data_source.h"
namespace ui {
// static
GtkPrimarySelectionDevice::GtkPrimarySelectionDevice(
WaylandConnection* connection,
gtk_primary_selection_device* data_device)
: WaylandDataDeviceBase(connection), data_device_(data_device) {
static constexpr gtk_primary_selection_device_listener
kPrimarySelectionListener = {.data_offer = &OnDataOffer,
.selection = &OnSelection};
gtk_primary_selection_device_add_listener(data_device_.get(),
&kPrimarySelectionListener, this);
}
GtkPrimarySelectionDevice::~GtkPrimarySelectionDevice() = default;
void GtkPrimarySelectionDevice::SetSelectionSource(
GtkPrimarySelectionSource* source,
uint32_t serial) {
auto* data_source = source ? source->data_source() : nullptr;
gtk_primary_selection_device_set_selection(data_device_.get(), data_source,
serial);
connection()->Flush();
}
// static
void GtkPrimarySelectionDevice::OnDataOffer(
void* data,
gtk_primary_selection_device* selection_device,
gtk_primary_selection_offer* offer) {
auto* self = static_cast<GtkPrimarySelectionDevice*>(data);
DCHECK(self);
self->set_data_offer(std::make_unique<GtkPrimarySelectionOffer>(offer));
}
// static
void GtkPrimarySelectionDevice::OnSelection(
void* data,
gtk_primary_selection_device* selection_device,
gtk_primary_selection_offer* offer) {
auto* self = static_cast<GtkPrimarySelectionDevice*>(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// 'offer' will be null to indicate that the selection is no longer valid,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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