cef/libcef/browser/simple_menu_model_impl.cc

571 lines
15 KiB
C++

// Copyright (c) 2021 The Chromium Embedded Framework Authors.
// Portions copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "libcef/browser/simple_menu_model_impl.h"
#include <vector>
#include "libcef/browser/thread_util.h"
#include "libcef/common/task_runner_impl.h"
namespace {
// Value based on the documentation on SimpleMenuModel::GetIndexOfCommandId().
const int kInvalidIndex = -1;
const int kInvalidCommandId = -1;
const int kInvalidGroupId = -1;
cef_menu_item_type_t GetCefItemType(ui::MenuModel::ItemType type) {
switch (type) {
case ui::MenuModel::TYPE_COMMAND:
return MENUITEMTYPE_COMMAND;
case ui::MenuModel::TYPE_CHECK:
return MENUITEMTYPE_CHECK;
case ui::MenuModel::TYPE_RADIO:
return MENUITEMTYPE_RADIO;
case ui::MenuModel::TYPE_SEPARATOR:
return MENUITEMTYPE_SEPARATOR;
case ui::MenuModel::TYPE_SUBMENU:
return MENUITEMTYPE_SUBMENU;
default:
return MENUITEMTYPE_NONE;
}
}
} // namespace
CefSimpleMenuModelImpl::CefSimpleMenuModelImpl(
ui::SimpleMenuModel* model,
ui::SimpleMenuModel::Delegate* delegate,
StateDelegate* state_delegate,
bool is_owned,
bool is_submenu)
: supported_thread_id_(base::PlatformThread::CurrentId()),
model_(model),
delegate_(delegate),
state_delegate_(state_delegate),
is_owned_(is_owned),
is_submenu_(is_submenu) {
DCHECK(model_);
DCHECK(delegate_);
DCHECK(state_delegate_);
}
CefSimpleMenuModelImpl::~CefSimpleMenuModelImpl() {
// Detach() must be called before object destruction.
DCHECK(!model_);
DCHECK(submenumap_.empty());
}
void CefSimpleMenuModelImpl::Detach() {
DCHECK(VerifyContext());
if (!submenumap_.empty()) {
auto it = submenumap_.begin();
for (; it != submenumap_.end(); ++it) {
it->second->Detach();
}
submenumap_.clear();
}
if (is_owned_) {
delete model_;
}
model_ = nullptr;
}
bool CefSimpleMenuModelImpl::IsSubMenu() {
if (!VerifyContext()) {
return false;
}
return is_submenu_;
}
bool CefSimpleMenuModelImpl::Clear() {
if (!VerifyContext()) {
return false;
}
model_->Clear();
return true;
}
size_t CefSimpleMenuModelImpl::GetCount() {
if (!VerifyContext()) {
return 0;
}
return model_->GetItemCount();
}
bool CefSimpleMenuModelImpl::AddSeparator() {
if (!VerifyContext()) {
return false;
}
model_->AddSeparator(ui::NORMAL_SEPARATOR);
return true;
}
bool CefSimpleMenuModelImpl::AddItem(int command_id, const CefString& label) {
if (!VerifyContext()) {
return false;
}
model_->AddItem(command_id, label);
return true;
}
bool CefSimpleMenuModelImpl::AddCheckItem(int command_id,
const CefString& label) {
if (!VerifyContext()) {
return false;
}
model_->AddCheckItem(command_id, label);
return true;
}
bool CefSimpleMenuModelImpl::AddRadioItem(int command_id,
const CefString& label,
int group_id) {
if (!VerifyContext()) {
return false;
}
model_->AddRadioItem(command_id, label, group_id);
return true;
}
CefRefPtr<CefMenuModel> CefSimpleMenuModelImpl::AddSubMenu(
int command_id,
const CefString& label) {
if (!VerifyContext()) {
return nullptr;
}
auto new_menu = CreateNewSubMenu(nullptr);
model_->AddSubMenu(command_id, label, new_menu->model());
return new_menu;
}
bool CefSimpleMenuModelImpl::InsertSeparatorAt(size_t index) {
if (!VerifyContext()) {
return false;
}
model_->InsertSeparatorAt(index, ui::NORMAL_SEPARATOR);
return true;
}
bool CefSimpleMenuModelImpl::InsertItemAt(size_t index,
int command_id,
const CefString& label) {
if (!VerifyContext() || !ValidIndex(index)) {
return false;
}
model_->InsertItemAt(index, command_id, label);
return true;
}
bool CefSimpleMenuModelImpl::InsertCheckItemAt(size_t index,
int command_id,
const CefString& label) {
if (!VerifyContext() || !ValidIndex(index)) {
return false;
}
model_->InsertCheckItemAt(index, command_id, label);
return true;
}
bool CefSimpleMenuModelImpl::InsertRadioItemAt(size_t index,
int command_id,
const CefString& label,
int group_id) {
if (!VerifyContext() || !ValidIndex(index)) {
return false;
}
model_->InsertRadioItemAt(index, command_id, label, group_id);
return true;
}
CefRefPtr<CefMenuModel> CefSimpleMenuModelImpl::InsertSubMenuAt(
size_t index,
int command_id,
const CefString& label) {
if (!VerifyContext() || !ValidIndex(index)) {
return nullptr;
}
auto new_menu = CreateNewSubMenu(nullptr);
model_->InsertSubMenuAt(index, command_id, label, new_menu->model());
return new_menu;
}
bool CefSimpleMenuModelImpl::Remove(int command_id) {
return RemoveAt(GetIndexOf(command_id));
}
bool CefSimpleMenuModelImpl::RemoveAt(size_t index) {
if (!VerifyContext() || !ValidIndex(index)) {
return false;
}
auto* sub_menu =
static_cast<ui::SimpleMenuModel*>(model_->GetSubmenuModelAt(index));
if (sub_menu) {
auto it = submenumap_.find(sub_menu);
if (it != submenumap_.end()) {
it->second->Detach();
submenumap_.erase(it);
}
}
model_->RemoveItemAt(index);
return true;
}
int CefSimpleMenuModelImpl::GetIndexOf(int command_id) {
if (!VerifyContext()) {
return kInvalidIndex;
}
auto index = model_->GetIndexOfCommandId(command_id);
if (index.has_value()) {
return static_cast<int>(*index);
}
return -1;
}
int CefSimpleMenuModelImpl::GetCommandIdAt(size_t index) {
if (!VerifyContext() || !ValidIndex(index)) {
return kInvalidCommandId;
}
return model_->GetCommandIdAt(index);
}
bool CefSimpleMenuModelImpl::SetCommandIdAt(size_t index, int command_id) {
NOTIMPLEMENTED();
return false;
}
CefString CefSimpleMenuModelImpl::GetLabel(int command_id) {
return GetLabelAt(GetIndexOf(command_id));
}
CefString CefSimpleMenuModelImpl::GetLabelAt(size_t index) {
if (!VerifyContext() || !ValidIndex(index)) {
return CefString();
}
return model_->GetLabelAt(index);
}
bool CefSimpleMenuModelImpl::SetLabel(int command_id, const CefString& label) {
return SetLabelAt(GetIndexOf(command_id), label);
}
bool CefSimpleMenuModelImpl::SetLabelAt(size_t index, const CefString& label) {
if (!VerifyContext() || !ValidIndex(index)) {
return false;
}
model_->SetLabel(index, label);
return true;
}
CefSimpleMenuModelImpl::MenuItemType CefSimpleMenuModelImpl::GetType(
int command_id) {
return GetTypeAt(GetIndexOf(command_id));
}
CefSimpleMenuModelImpl::MenuItemType CefSimpleMenuModelImpl::GetTypeAt(
size_t index) {
if (!VerifyContext() || !ValidIndex(index)) {
return MENUITEMTYPE_NONE;
}
return GetCefItemType(model_->GetTypeAt(index));
}
int CefSimpleMenuModelImpl::GetGroupId(int command_id) {
return GetGroupIdAt(GetIndexOf(command_id));
}
int CefSimpleMenuModelImpl::GetGroupIdAt(size_t index) {
if (!VerifyContext() || !ValidIndex(index)) {
return kInvalidGroupId;
}
return model_->GetGroupIdAt(index);
}
bool CefSimpleMenuModelImpl::SetGroupId(int command_id, int group_id) {
return SetGroupIdAt(GetIndexOf(command_id), group_id);
}
bool CefSimpleMenuModelImpl::SetGroupIdAt(size_t index, int group_id) {
NOTIMPLEMENTED();
return false;
}
CefRefPtr<CefMenuModel> CefSimpleMenuModelImpl::GetSubMenu(int command_id) {
return GetSubMenuAt(GetIndexOf(command_id));
}
CefRefPtr<CefMenuModel> CefSimpleMenuModelImpl::GetSubMenuAt(size_t index) {
if (!VerifyContext() || !ValidIndex(index)) {
return nullptr;
}
auto* sub_model =
static_cast<ui::SimpleMenuModel*>(model_->GetSubmenuModelAt(index));
auto it = submenumap_.find(sub_model);
if (it != submenumap_.end()) {
return it->second;
}
return CreateNewSubMenu(sub_model);
}
bool CefSimpleMenuModelImpl::IsVisible(int command_id) {
return IsVisibleAt(GetIndexOf(command_id));
}
bool CefSimpleMenuModelImpl::IsVisibleAt(size_t index) {
if (!VerifyContext() || !ValidIndex(index)) {
return false;
}
return model_->IsVisibleAt(index);
}
bool CefSimpleMenuModelImpl::SetVisible(int command_id, bool visible) {
return SetVisibleAt(GetIndexOf(command_id), visible);
}
bool CefSimpleMenuModelImpl::SetVisibleAt(size_t index, bool visible) {
if (!VerifyContext() || !ValidIndex(index)) {
return false;
}
model_->SetVisibleAt(index, visible);
return true;
}
bool CefSimpleMenuModelImpl::IsEnabled(int command_id) {
return IsEnabledAt(GetIndexOf(command_id));
}
bool CefSimpleMenuModelImpl::IsEnabledAt(size_t index) {
if (!VerifyContext() || !ValidIndex(index)) {
return false;
}
return model_->IsEnabledAt(index);
}
bool CefSimpleMenuModelImpl::SetEnabled(int command_id, bool enabled) {
return SetEnabledAt(GetIndexOf(command_id), enabled);
}
bool CefSimpleMenuModelImpl::SetEnabledAt(size_t index, bool enabled) {
if (!VerifyContext() || !ValidIndex(index)) {
return false;
}
model_->SetEnabledAt(index, enabled);
return true;
}
bool CefSimpleMenuModelImpl::IsChecked(int command_id) {
return IsCheckedAt(GetIndexOf(command_id));
}
bool CefSimpleMenuModelImpl::IsCheckedAt(size_t index) {
if (!VerifyContext() || !ValidIndex(index)) {
return false;
}
return model_->IsItemCheckedAt(index);
}
bool CefSimpleMenuModelImpl::SetChecked(int command_id, bool checked) {
if (!VerifyContext() || command_id == kInvalidIndex) {
return false;
}
state_delegate_->SetChecked(command_id, checked);
return true;
}
bool CefSimpleMenuModelImpl::SetCheckedAt(size_t index, bool checked) {
return SetChecked(GetCommandIdAt(index), checked);
}
bool CefSimpleMenuModelImpl::HasAccelerator(int command_id) {
return HasAcceleratorAt(GetIndexOf(command_id));
}
bool CefSimpleMenuModelImpl::HasAcceleratorAt(size_t index) {
if (!VerifyContext() || !ValidIndex(index)) {
return false;
}
ui::Accelerator accelerator;
return model_->GetAcceleratorAt(index, &accelerator);
}
bool CefSimpleMenuModelImpl::SetAccelerator(int command_id,
int key_code,
bool shift_pressed,
bool ctrl_pressed,
bool alt_pressed) {
if (!VerifyContext() || command_id == kInvalidIndex) {
return false;
}
int modifiers = 0;
if (shift_pressed) {
modifiers |= ui::EF_SHIFT_DOWN;
}
if (ctrl_pressed) {
modifiers |= ui::EF_CONTROL_DOWN;
}
if (alt_pressed) {
modifiers |= ui::EF_ALT_DOWN;
}
state_delegate_->SetAccelerator(
command_id,
ui::Accelerator(static_cast<ui::KeyboardCode>(key_code), modifiers));
return true;
}
bool CefSimpleMenuModelImpl::SetAcceleratorAt(size_t index,
int key_code,
bool shift_pressed,
bool ctrl_pressed,
bool alt_pressed) {
return SetAccelerator(GetCommandIdAt(index), key_code, shift_pressed,
ctrl_pressed, alt_pressed);
}
bool CefSimpleMenuModelImpl::RemoveAccelerator(int command_id) {
if (!VerifyContext() || command_id == kInvalidIndex) {
return false;
}
state_delegate_->SetAccelerator(command_id, absl::nullopt);
return true;
}
bool CefSimpleMenuModelImpl::RemoveAcceleratorAt(size_t index) {
return RemoveAccelerator(GetCommandIdAt(index));
}
bool CefSimpleMenuModelImpl::GetAccelerator(int command_id,
int& key_code,
bool& shift_pressed,
bool& ctrl_pressed,
bool& alt_pressed) {
return GetAcceleratorAt(GetIndexOf(command_id), key_code, shift_pressed,
ctrl_pressed, alt_pressed);
}
bool CefSimpleMenuModelImpl::GetAcceleratorAt(size_t index,
int& key_code,
bool& shift_pressed,
bool& ctrl_pressed,
bool& alt_pressed) {
if (!VerifyContext() || !ValidIndex(index)) {
return false;
}
ui::Accelerator accel;
if (model_->GetAcceleratorAt(index, &accel)) {
key_code = accel.key_code();
shift_pressed = accel.modifiers() & ui::EF_SHIFT_DOWN;
ctrl_pressed = accel.modifiers() & ui::EF_CONTROL_DOWN;
alt_pressed = accel.modifiers() & ui::EF_ALT_DOWN;
return true;
}
return false;
}
bool CefSimpleMenuModelImpl::SetColor(int command_id,
cef_menu_color_type_t color_type,
cef_color_t color) {
NOTIMPLEMENTED();
return false;
}
bool CefSimpleMenuModelImpl::SetColorAt(int index,
cef_menu_color_type_t color_type,
cef_color_t color) {
NOTIMPLEMENTED();
return false;
}
bool CefSimpleMenuModelImpl::GetColor(int command_id,
cef_menu_color_type_t color_type,
cef_color_t& color) {
NOTIMPLEMENTED();
return false;
}
bool CefSimpleMenuModelImpl::GetColorAt(int index,
cef_menu_color_type_t color_type,
cef_color_t& color) {
NOTIMPLEMENTED();
return false;
}
bool CefSimpleMenuModelImpl::SetFontList(int command_id,
const CefString& font_list) {
NOTIMPLEMENTED();
return false;
}
bool CefSimpleMenuModelImpl::SetFontListAt(int index,
const CefString& font_list) {
NOTIMPLEMENTED();
return false;
}
bool CefSimpleMenuModelImpl::VerifyContext() {
if (base::PlatformThread::CurrentId() != supported_thread_id_) {
// This object should only be accessed from the thread that created it.
DCHECK(false);
return false;
}
if (!model_) {
return false;
}
return true;
}
bool CefSimpleMenuModelImpl::ValidIndex(size_t index) {
return index < model_->GetItemCount();
}
CefRefPtr<CefSimpleMenuModelImpl> CefSimpleMenuModelImpl::CreateNewSubMenu(
ui::SimpleMenuModel* model) {
bool is_owned = false;
if (!model) {
model = new ui::SimpleMenuModel(delegate_);
is_owned = true;
}
CefRefPtr<CefSimpleMenuModelImpl> new_impl = new CefSimpleMenuModelImpl(
model, delegate_, state_delegate_, is_owned, /*is_submenu=*/true);
submenumap_.insert(std::make_pair(model, new_impl));
return new_impl;
}