electron/shell/browser/ui/x/x_window_utils.cc

89 lines
2.7 KiB
C++

// Copyright (c) 2014 GitHub, Inc.
// Use of this source code is governed by the MIT license that can be
// found in the LICENSE file.
#include "shell/browser/ui/x/x_window_utils.h"
#include <memory>
#include "base/environment.h"
#include "base/strings/string_util.h"
#include "dbus/bus.h"
#include "dbus/message.h"
#include "dbus/object_proxy.h"
#include "shell/common/thread_restrictions.h"
#include "ui/base/x/x11_util.h"
#include "ui/gfx/x/atom_cache.h"
#include "ui/gfx/x/connection.h"
#include "ui/gfx/x/xproto.h"
namespace electron {
void SetWindowType(x11::Window window, const std::string& type) {
std::string type_prefix = "_NET_WM_WINDOW_TYPE_";
std::string window_type_str = type_prefix + base::ToUpperASCII(type);
x11::Atom window_type = x11::GetAtom(window_type_str.c_str());
auto* connection = x11::Connection::Get();
connection->SetProperty(window, x11::GetAtom("_NET_WM_WINDOW_TYPE"),
x11::Atom::ATOM, window_type);
}
bool ShouldUseGlobalMenuBar() {
ScopedAllowBlockingForElectron allow_blocking;
auto env = base::Environment::Create();
if (env->HasVar("ELECTRON_FORCE_WINDOW_MENU_BAR"))
return false;
dbus::Bus::Options options;
auto bus = base::MakeRefCounted<dbus::Bus>(options);
dbus::ObjectProxy* object_proxy =
bus->GetObjectProxy(DBUS_SERVICE_DBUS, dbus::ObjectPath(DBUS_PATH_DBUS));
dbus::MethodCall method_call(DBUS_INTERFACE_DBUS, "ListNames");
std::unique_ptr<dbus::Response> response =
object_proxy
->CallMethodAndBlock(&method_call,
dbus::ObjectProxy::TIMEOUT_USE_DEFAULT)
.value_or(nullptr);
if (!response) {
bus->ShutdownAndBlock();
return false;
}
dbus::MessageReader reader(response.get());
dbus::MessageReader array_reader(nullptr);
if (!reader.PopArray(&array_reader)) {
bus->ShutdownAndBlock();
return false;
}
while (array_reader.HasMoreData()) {
std::string name;
if (array_reader.PopString(&name) &&
name == "com.canonical.AppMenu.Registrar") {
bus->ShutdownAndBlock();
return true;
}
}
bus->ShutdownAndBlock();
return false;
}
void MoveWindowToForeground(x11::Window window) {
MoveWindowAbove(window, static_cast<x11::Window>(0));
}
void MoveWindowAbove(x11::Window window, x11::Window other_window) {
ui::SendClientMessage(window, ui::GetX11RootWindow(),
x11::GetAtom("_NET_RESTACK_WINDOW"),
{2, static_cast<uint32_t>(other_window),
static_cast<uint32_t>(x11::StackMode::Above), 0, 0});
}
bool IsWindowValid(x11::Window window) {
auto* conn = x11::Connection::Get();
return conn->GetWindowAttributes({window}).Sync();
}
} // namespace electron