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cef/libcef/browser/menu_model_impl.cc

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// Copyright (c) 2012 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/menu_model_impl.h"
#include <vector>
#include "libcef/browser/thread_util.h"
#include "libcef/common/task_runner_impl.h"
#include "base/bind.h"
#include "base/logging.h"
#include "base/message_loop/message_loop.h"
#include "content/public/common/menu_item.h"
#include "ui/base/accelerators/accelerator.h"
#include "ui/gfx/geometry/point.h"
namespace {
const int kSeparatorId = -1;
const int kInvalidGroupId = -1;
const int kInvalidCommandId = -1;
const int kDefaultIndex = -1;
const int kInvalidIndex = -2;
// A simple MenuModel implementation that delegates to CefMenuModelImpl.
class CefSimpleMenuModel : public ui::MenuModel {
public:
// The Delegate can be NULL, though if it is items can't be checked or
// disabled.
explicit CefSimpleMenuModel(CefMenuModelImpl* impl) : impl_(impl) {}
// MenuModel methods.
bool HasIcons() const override { return false; }
int GetItemCount() const override { return impl_->GetCount(); }
ItemType GetTypeAt(int index) const override {
switch (impl_->GetTypeAt(index)) {
case MENUITEMTYPE_COMMAND:
return TYPE_COMMAND;
case MENUITEMTYPE_CHECK:
return TYPE_CHECK;
case MENUITEMTYPE_RADIO:
return TYPE_RADIO;
case MENUITEMTYPE_SEPARATOR:
return TYPE_SEPARATOR;
case MENUITEMTYPE_SUBMENU:
return TYPE_SUBMENU;
default:
NOTREACHED();
return TYPE_COMMAND;
}
}
ui::MenuSeparatorType GetSeparatorTypeAt(int index) const override {
return ui::NORMAL_SEPARATOR;
}
int GetCommandIdAt(int index) const override {
return impl_->GetCommandIdAt(index);
}
base::string16 GetLabelAt(int index) const override {
return impl_->GetFormattedLabelAt(index);
}
bool IsItemDynamicAt(int index) const override { return false; }
const gfx::FontList* GetLabelFontListAt(int index) const override {
return impl_->GetLabelFontListAt(index);
}
bool GetAcceleratorAt(int index,
ui::Accelerator* accelerator) const override {
int key_code = 0;
bool shift_pressed = false;
bool ctrl_pressed = false;
bool alt_pressed = false;
if (impl_->GetAcceleratorAt(index, key_code, shift_pressed, ctrl_pressed,
alt_pressed)) {
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;
*accelerator =
ui::Accelerator(static_cast<ui::KeyboardCode>(key_code), modifiers);
return true;
}
return false;
}
bool IsItemCheckedAt(int index) const override {
return impl_->IsCheckedAt(index);
}
int GetGroupIdAt(int index) const override {
return impl_->GetGroupIdAt(index);
}
bool GetIconAt(int index, gfx::Image* icon) const override { return false; }
ui::ButtonMenuItemModel* GetButtonMenuItemAt(int index) const override {
return nullptr;
}
bool IsEnabledAt(int index) const override {
return impl_->IsEnabledAt(index);
}
bool IsVisibleAt(int index) const override {
return impl_->IsVisibleAt(index);
}
void ActivatedAt(int index) override { ActivatedAt(index, 0); }
void ActivatedAt(int index, int event_flags) override {
impl_->ActivatedAt(index, static_cast<cef_event_flags_t>(event_flags));
}
MenuModel* GetSubmenuModelAt(int index) const override {
CefRefPtr<CefMenuModel> submenu = impl_->GetSubMenuAt(index);
if (submenu.get())
return static_cast<CefMenuModelImpl*>(submenu.get())->model();
return nullptr;
}
void MouseOutsideMenu(const gfx::Point& screen_point) override {
impl_->MouseOutsideMenu(screen_point);
}
void UnhandledOpenSubmenu(bool is_rtl) override {
impl_->UnhandledOpenSubmenu(is_rtl);
}
void UnhandledCloseSubmenu(bool is_rtl) override {
impl_->UnhandledCloseSubmenu(is_rtl);
}
bool GetTextColor(int index,
bool is_minor,
bool is_hovered,
SkColor* override_color) const override {
return impl_->GetTextColor(index, is_minor, is_hovered, override_color);
}
bool GetBackgroundColor(int index,
bool is_hovered,
SkColor* override_color) const override {
return impl_->GetBackgroundColor(index, is_hovered, override_color);
}
void MenuWillShow() override { impl_->MenuWillShow(); }
void MenuWillClose() override { impl_->MenuWillClose(); }
private:
CefMenuModelImpl* impl_;
DISALLOW_COPY_AND_ASSIGN(CefSimpleMenuModel);
};
cef_menu_color_type_t GetMenuColorType(bool is_text,
bool is_accelerator,
bool is_hovered) {
if (is_text) {
if (is_accelerator) {
return is_hovered ? CEF_MENU_COLOR_TEXT_ACCELERATOR_HOVERED
: CEF_MENU_COLOR_TEXT_ACCELERATOR;
}
return is_hovered ? CEF_MENU_COLOR_TEXT_HOVERED : CEF_MENU_COLOR_TEXT;
}
DCHECK(!is_accelerator);
return is_hovered ? CEF_MENU_COLOR_BACKGROUND_HOVERED
: CEF_MENU_COLOR_BACKGROUND;
}
} // namespace
// static
CefRefPtr<CefMenuModel> CefMenuModel::CreateMenuModel(
CefRefPtr<CefMenuModelDelegate> delegate) {
CEF_REQUIRE_UIT_RETURN(nullptr);
DCHECK(delegate);
if (!delegate)
return nullptr;
CefRefPtr<CefMenuModelImpl> menu_model =
new CefMenuModelImpl(nullptr, delegate, false);
return menu_model;
}
struct CefMenuModelImpl::Item {
Item(cef_menu_item_type_t type,
int command_id,
const CefString& label,
int group_id)
: type_(type),
command_id_(command_id),
label_(label),
group_id_(group_id) {}
// Basic information.
cef_menu_item_type_t type_;
int command_id_;
CefString label_;
int group_id_;
CefRefPtr<CefMenuModelImpl> submenu_;
// State information.
bool enabled_ = true;
bool visible_ = true;
bool checked_ = false;
// Accelerator information.
bool has_accelerator_ = false;
int key_code_ = 0;
bool shift_pressed_ = false;
bool ctrl_pressed_ = false;
bool alt_pressed_ = false;
cef_color_t colors_[CEF_MENU_COLOR_COUNT] = {0};
gfx::FontList font_list_;
bool has_font_list_ = false;
};
CefMenuModelImpl::CefMenuModelImpl(
Delegate* delegate,
CefRefPtr<CefMenuModelDelegate> menu_model_delegate,
bool is_submenu)
: supported_thread_id_(base::PlatformThread::CurrentId()),
delegate_(delegate),
menu_model_delegate_(menu_model_delegate),
is_submenu_(is_submenu) {
DCHECK(delegate_ || menu_model_delegate_);
model_.reset(new CefSimpleMenuModel(this));
}
CefMenuModelImpl::~CefMenuModelImpl() {}
bool CefMenuModelImpl::IsSubMenu() {
if (!VerifyContext())
return false;
return is_submenu_;
}
bool CefMenuModelImpl::Clear() {
if (!VerifyContext())
return false;
items_.clear();
return true;
}
int CefMenuModelImpl::GetCount() {
if (!VerifyContext())
return 0;
return static_cast<int>(items_.size());
}
bool CefMenuModelImpl::AddSeparator() {
if (!VerifyContext())
return false;
AppendItem(
Item(MENUITEMTYPE_SEPARATOR, kSeparatorId, CefString(), kInvalidGroupId));
return true;
}
bool CefMenuModelImpl::AddItem(int command_id, const CefString& label) {
if (!VerifyContext())
return false;
AppendItem(Item(MENUITEMTYPE_COMMAND, command_id, label, kInvalidGroupId));
return true;
}
bool CefMenuModelImpl::AddCheckItem(int command_id, const CefString& label) {
if (!VerifyContext())
return false;
AppendItem(Item(MENUITEMTYPE_CHECK, command_id, label, kInvalidGroupId));
return true;
}
bool CefMenuModelImpl::AddRadioItem(int command_id,
const CefString& label,
int group_id) {
if (!VerifyContext())
return false;
AppendItem(Item(MENUITEMTYPE_RADIO, command_id, label, group_id));
return true;
}
CefRefPtr<CefMenuModel> CefMenuModelImpl::AddSubMenu(int command_id,
const CefString& label) {
if (!VerifyContext())
return nullptr;
Item item(MENUITEMTYPE_SUBMENU, command_id, label, kInvalidGroupId);
item.submenu_ = new CefMenuModelImpl(delegate_, menu_model_delegate_, true);
AppendItem(item);
return item.submenu_.get();
}
bool CefMenuModelImpl::InsertSeparatorAt(int index) {
if (!VerifyContext())
return false;
InsertItemAt(
Item(MENUITEMTYPE_SEPARATOR, kSeparatorId, CefString(), kInvalidGroupId),
index);
return true;
}
bool CefMenuModelImpl::InsertItemAt(int index,
int command_id,
const CefString& label) {
if (!VerifyContext())
return false;
InsertItemAt(Item(MENUITEMTYPE_COMMAND, command_id, label, kInvalidGroupId),
index);
return true;
}
bool CefMenuModelImpl::InsertCheckItemAt(int index,
int command_id,
const CefString& label) {
if (!VerifyContext())
return false;
InsertItemAt(Item(MENUITEMTYPE_CHECK, command_id, label, kInvalidGroupId),
index);
return true;
}
bool CefMenuModelImpl::InsertRadioItemAt(int index,
int command_id,
const CefString& label,
int group_id) {
if (!VerifyContext())
return false;
InsertItemAt(Item(MENUITEMTYPE_RADIO, command_id, label, group_id), index);
return true;
}
CefRefPtr<CefMenuModel> CefMenuModelImpl::InsertSubMenuAt(
int index,
int command_id,
const CefString& label) {
if (!VerifyContext())
return nullptr;
Item item(MENUITEMTYPE_SUBMENU, command_id, label, kInvalidGroupId);
item.submenu_ = new CefMenuModelImpl(delegate_, menu_model_delegate_, true);
InsertItemAt(item, index);
return item.submenu_.get();
}
bool CefMenuModelImpl::Remove(int command_id) {
return RemoveAt(GetIndexOf(command_id));
}
bool CefMenuModelImpl::RemoveAt(int index) {
if (!VerifyContext())
return false;
if (index >= 0 && index < static_cast<int>(items_.size())) {
items_.erase(items_.begin() + index);
return true;
}
return false;
}
int CefMenuModelImpl::GetIndexOf(int command_id) {
if (!VerifyContext())
return kInvalidIndex;
for (ItemVector::iterator i = items_.begin(); i != items_.end(); ++i) {
if ((*i).command_id_ == command_id) {
return static_cast<int>(std::distance(items_.begin(), i));
}
}
return kInvalidIndex;
}
int CefMenuModelImpl::GetCommandIdAt(int index) {
if (!VerifyContext())
return kInvalidCommandId;
if (index >= 0 && index < static_cast<int>(items_.size()))
return items_[index].command_id_;
return kInvalidCommandId;
}
bool CefMenuModelImpl::SetCommandIdAt(int index, int command_id) {
if (!VerifyContext())
return false;
if (index >= 0 && index < static_cast<int>(items_.size())) {
items_[index].command_id_ = command_id;
return true;
}
return false;
}
CefString CefMenuModelImpl::GetLabel(int command_id) {
return GetLabelAt(GetIndexOf(command_id));
}
CefString CefMenuModelImpl::GetLabelAt(int index) {
if (!VerifyContext())
return CefString();
if (index >= 0 && index < static_cast<int>(items_.size()))
return items_[index].label_;
return CefString();
}
bool CefMenuModelImpl::SetLabel(int command_id, const CefString& label) {
return SetLabelAt(GetIndexOf(command_id), label);
}
bool CefMenuModelImpl::SetLabelAt(int index, const CefString& label) {
if (!VerifyContext())
return false;
if (index >= 0 && index < static_cast<int>(items_.size())) {
items_[index].label_ = label;
return true;
}
return false;
}
CefMenuModelImpl::MenuItemType CefMenuModelImpl::GetType(int command_id) {
return GetTypeAt(GetIndexOf(command_id));
}
CefMenuModelImpl::MenuItemType CefMenuModelImpl::GetTypeAt(int index) {
if (!VerifyContext())
return MENUITEMTYPE_NONE;
if (index >= 0 && index < static_cast<int>(items_.size()))
return items_[index].type_;
return MENUITEMTYPE_NONE;
}
int CefMenuModelImpl::GetGroupId(int command_id) {
return GetGroupIdAt(GetIndexOf(command_id));
}
int CefMenuModelImpl::GetGroupIdAt(int index) {
if (!VerifyContext())
return kInvalidGroupId;
if (index >= 0 && index < static_cast<int>(items_.size()))
return items_[index].group_id_;
return kInvalidGroupId;
}
bool CefMenuModelImpl::SetGroupId(int command_id, int group_id) {
return SetGroupIdAt(GetIndexOf(command_id), group_id);
}
bool CefMenuModelImpl::SetGroupIdAt(int index, int group_id) {
if (!VerifyContext())
return false;
if (index >= 0 && index < static_cast<int>(items_.size())) {
items_[index].group_id_ = group_id;
return true;
}
return false;
}
CefRefPtr<CefMenuModel> CefMenuModelImpl::GetSubMenu(int command_id) {
return GetSubMenuAt(GetIndexOf(command_id));
}
CefRefPtr<CefMenuModel> CefMenuModelImpl::GetSubMenuAt(int index) {
if (!VerifyContext())
return nullptr;
if (index >= 0 && index < static_cast<int>(items_.size()))
return items_[index].submenu_.get();
return nullptr;
}
bool CefMenuModelImpl::IsVisible(int command_id) {
return IsVisibleAt(GetIndexOf(command_id));
}
bool CefMenuModelImpl::IsVisibleAt(int index) {
if (!VerifyContext())
return false;
if (index >= 0 && index < static_cast<int>(items_.size()))
return items_[index].visible_;
return false;
}
bool CefMenuModelImpl::SetVisible(int command_id, bool visible) {
return SetVisibleAt(GetIndexOf(command_id), visible);
}
bool CefMenuModelImpl::SetVisibleAt(int index, bool visible) {
if (!VerifyContext())
return false;
if (index >= 0 && index < static_cast<int>(items_.size())) {
items_[index].visible_ = visible;
return true;
}
return false;
}
bool CefMenuModelImpl::IsEnabled(int command_id) {
return IsEnabledAt(GetIndexOf(command_id));
}
bool CefMenuModelImpl::IsEnabledAt(int index) {
if (!VerifyContext())
return false;
if (index >= 0 && index < static_cast<int>(items_.size()))
return items_[index].enabled_;
return false;
}
bool CefMenuModelImpl::SetEnabled(int command_id, bool enabled) {
return SetEnabledAt(GetIndexOf(command_id), enabled);
}
bool CefMenuModelImpl::SetEnabledAt(int index, bool enabled) {
if (!VerifyContext())
return false;
if (index >= 0 && index < static_cast<int>(items_.size())) {
items_[index].enabled_ = enabled;
return true;
}
return false;
}
bool CefMenuModelImpl::IsChecked(int command_id) {
return IsCheckedAt(GetIndexOf(command_id));
}
bool CefMenuModelImpl::IsCheckedAt(int index) {
if (!VerifyContext())
return false;
if (index >= 0 && index < static_cast<int>(items_.size()))
return items_[index].checked_;
return false;
}
bool CefMenuModelImpl::SetChecked(int command_id, bool checked) {
return SetCheckedAt(GetIndexOf(command_id), checked);
}
bool CefMenuModelImpl::SetCheckedAt(int index, bool checked) {
if (!VerifyContext())
return false;
if (index >= 0 && index < static_cast<int>(items_.size())) {
items_[index].checked_ = checked;
return true;
}
return false;
}
bool CefMenuModelImpl::HasAccelerator(int command_id) {
return HasAcceleratorAt(GetIndexOf(command_id));
}
bool CefMenuModelImpl::HasAcceleratorAt(int index) {
if (!VerifyContext())
return false;
if (index >= 0 && index < static_cast<int>(items_.size()))
return items_[index].has_accelerator_;
return false;
}
bool CefMenuModelImpl::SetAccelerator(int command_id,
int key_code,
bool shift_pressed,
bool ctrl_pressed,
bool alt_pressed) {
return SetAcceleratorAt(GetIndexOf(command_id), key_code, shift_pressed,
ctrl_pressed, alt_pressed);
}
bool CefMenuModelImpl::SetAcceleratorAt(int index,
int key_code,
bool shift_pressed,
bool ctrl_pressed,
bool alt_pressed) {
if (!VerifyContext())
return false;
if (index >= 0 && index < static_cast<int>(items_.size())) {
Item& item = items_[index];
item.has_accelerator_ = true;
item.key_code_ = key_code;
item.shift_pressed_ = shift_pressed;
item.ctrl_pressed_ = ctrl_pressed;
item.alt_pressed_ = alt_pressed;
return true;
}
return false;
}
bool CefMenuModelImpl::RemoveAccelerator(int command_id) {
return RemoveAcceleratorAt(GetIndexOf(command_id));
}
bool CefMenuModelImpl::RemoveAcceleratorAt(int index) {
if (!VerifyContext())
return false;
if (index >= 0 && index < static_cast<int>(items_.size())) {
Item& item = items_[index];
if (item.has_accelerator_) {
item.has_accelerator_ = false;
item.key_code_ = 0;
item.shift_pressed_ = false;
item.ctrl_pressed_ = false;
item.alt_pressed_ = false;
}
return true;
}
return false;
}
bool CefMenuModelImpl::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 CefMenuModelImpl::GetAcceleratorAt(int index,
int& key_code,
bool& shift_pressed,
bool& ctrl_pressed,
bool& alt_pressed) {
if (!VerifyContext())
return false;
if (index >= 0 && index < static_cast<int>(items_.size())) {
const Item& item = items_[index];
if (item.has_accelerator_) {
key_code = item.key_code_;
shift_pressed = item.shift_pressed_;
ctrl_pressed = item.ctrl_pressed_;
alt_pressed = item.alt_pressed_;
return true;
}
}
return false;
}
bool CefMenuModelImpl::SetColor(int command_id,
cef_menu_color_type_t color_type,
cef_color_t color) {
return SetColorAt(GetIndexOf(command_id), color_type, color);
}
bool CefMenuModelImpl::SetColorAt(int index,
cef_menu_color_type_t color_type,
cef_color_t color) {
if (!VerifyContext())
return false;
if (color_type < 0 || color_type >= CEF_MENU_COLOR_COUNT)
return false;
if (index == kDefaultIndex) {
default_colors_[color_type] = color;
return true;
}
if (index >= 0 && index < static_cast<int>(items_.size())) {
Item& item = items_[index];
item.colors_[color_type] = color;
return true;
}
return false;
}
bool CefMenuModelImpl::GetColor(int command_id,
cef_menu_color_type_t color_type,
cef_color_t& color) {
return GetColorAt(GetIndexOf(command_id), color_type, color);
}
bool CefMenuModelImpl::GetColorAt(int index,
cef_menu_color_type_t color_type,
cef_color_t& color) {
if (!VerifyContext())
return false;
if (color_type < 0 || color_type >= CEF_MENU_COLOR_COUNT)
return false;
if (index == kDefaultIndex) {
color = default_colors_[color_type];
return true;
}
if (index >= 0 && index < static_cast<int>(items_.size())) {
Item& item = items_[index];
color = item.colors_[color_type];
return true;
}
return false;
}
bool CefMenuModelImpl::SetFontList(int command_id, const CefString& font_list) {
return SetFontListAt(GetIndexOf(command_id), font_list);
}
bool CefMenuModelImpl::SetFontListAt(int index, const CefString& font_list) {
if (!VerifyContext())
return false;
if (index == kDefaultIndex) {
if (font_list.empty()) {
has_default_font_list_ = false;
} else {
default_font_list_ = gfx::FontList(font_list);
has_default_font_list_ = true;
}
return true;
}
if (index >= 0 && index < static_cast<int>(items_.size())) {
Item& item = items_[index];
if (font_list.empty()) {
item.has_font_list_ = false;
} else {
item.font_list_ = gfx::FontList(font_list);
item.has_font_list_ = true;
}
return true;
}
return false;
}
void CefMenuModelImpl::ActivatedAt(int index, cef_event_flags_t event_flags) {
if (!VerifyContext())
return;
const int command_id = GetCommandIdAt(index);
if (delegate_)
delegate_->ExecuteCommand(this, command_id, event_flags);
if (menu_model_delegate_)
menu_model_delegate_->ExecuteCommand(this, command_id, event_flags);
}
void CefMenuModelImpl::MouseOutsideMenu(const gfx::Point& screen_point) {
if (!VerifyContext())
return;
// Allow the callstack to unwind before notifying the delegate since it may
// result in the menu being destroyed.
CefTaskRunnerImpl::GetCurrentTaskRunner()->PostTask(
FROM_HERE,
base::Bind(&CefMenuModelImpl::OnMouseOutsideMenu, this, screen_point));
}
void CefMenuModelImpl::UnhandledOpenSubmenu(bool is_rtl) {
if (!VerifyContext())
return;
// Allow the callstack to unwind before notifying the delegate since it may
// result in the menu being destroyed.
CefTaskRunnerImpl::GetCurrentTaskRunner()->PostTask(
FROM_HERE,
base::Bind(&CefMenuModelImpl::OnUnhandledOpenSubmenu, this, is_rtl));
}
void CefMenuModelImpl::UnhandledCloseSubmenu(bool is_rtl) {
if (!VerifyContext())
return;
// Allow the callstack to unwind before notifying the delegate since it may
// result in the menu being destroyed.
CefTaskRunnerImpl::GetCurrentTaskRunner()->PostTask(
FROM_HERE,
base::Bind(&CefMenuModelImpl::OnUnhandledCloseSubmenu, this, is_rtl));
}
bool CefMenuModelImpl::GetTextColor(int index,
bool is_accelerator,
bool is_hovered,
SkColor* override_color) const {
if (index >= 0 && index < static_cast<int>(items_.size())) {
const Item& item = items_[index];
if (!item.enabled_) {
// Use accelerator color for disabled item text.
is_accelerator = true;
}
const cef_menu_color_type_t color_type =
GetMenuColorType(true, is_accelerator, is_hovered);
if (item.colors_[color_type] != 0) {
*override_color = item.colors_[color_type];
return true;
}
}
const cef_menu_color_type_t color_type =
GetMenuColorType(true, is_accelerator, is_hovered);
if (default_colors_[color_type] != 0) {
*override_color = default_colors_[color_type];
return true;
}
return false;
}
bool CefMenuModelImpl::GetBackgroundColor(int index,
bool is_hovered,
SkColor* override_color) const {
const cef_menu_color_type_t color_type =
GetMenuColorType(false, false, is_hovered);
if (index >= 0 && index < static_cast<int>(items_.size())) {
const Item& item = items_[index];
if (item.colors_[color_type] != 0) {
*override_color = item.colors_[color_type];
return true;
}
}
if (default_colors_[color_type] != 0) {
*override_color = default_colors_[color_type];
return true;
}
return false;
}
void CefMenuModelImpl::MenuWillShow() {
if (!VerifyContext())
return;
if (delegate_)
delegate_->MenuWillShow(this);
if (menu_model_delegate_)
menu_model_delegate_->MenuWillShow(this);
}
void CefMenuModelImpl::MenuWillClose() {
if (!VerifyContext())
return;
if (!auto_notify_menu_closed_)
return;
// Due to how menus work on the different platforms, ActivatedAt will be
// called after this. It's more convenient for the delegate to be called
// afterwards, though, so post a task.
CefTaskRunnerImpl::GetCurrentTaskRunner()->PostTask(
FROM_HERE, base::Bind(&CefMenuModelImpl::OnMenuClosed, this));
}
base::string16 CefMenuModelImpl::GetFormattedLabelAt(int index) {
base::string16 label = GetLabelAt(index).ToString16();
if (delegate_)
delegate_->FormatLabel(this, label);
if (menu_model_delegate_) {
CefString new_label = label;
if (menu_model_delegate_->FormatLabel(this, new_label))
label = new_label;
}
return label;
}
const gfx::FontList* CefMenuModelImpl::GetLabelFontListAt(int index) const {
if (index >= 0 && index < static_cast<int>(items_.size())) {
const Item& item = items_[index];
if (item.has_font_list_)
return &item.font_list_;
}
if (has_default_font_list_)
return &default_font_list_;
return nullptr;
}
bool CefMenuModelImpl::VerifyRefCount() {
if (!VerifyContext())
return false;
if (!HasOneRef())
return false;
for (ItemVector::iterator i = items_.begin(); i != items_.end(); ++i) {
if ((*i).submenu_.get()) {
if (!(*i).submenu_->VerifyRefCount())
return false;
}
}
return true;
}
void CefMenuModelImpl::AddMenuItem(const content::MenuItem& menu_item) {
const int command_id = static_cast<int>(menu_item.action);
switch (menu_item.type) {
case content::MenuItem::OPTION:
AddItem(command_id, menu_item.label);
break;
case content::MenuItem::CHECKABLE_OPTION:
AddCheckItem(command_id, menu_item.label);
break;
case content::MenuItem::GROUP:
AddRadioItem(command_id, menu_item.label, 0);
break;
case content::MenuItem::SEPARATOR:
AddSeparator();
break;
case content::MenuItem::SUBMENU: {
CefRefPtr<CefMenuModelImpl> sub_menu = static_cast<CefMenuModelImpl*>(
AddSubMenu(command_id, menu_item.label).get());
for (size_t i = 0; i < menu_item.submenu.size(); ++i)
sub_menu->AddMenuItem(menu_item.submenu[i]);
break;
}
}
if (!menu_item.enabled && menu_item.type != content::MenuItem::SEPARATOR)
SetEnabled(command_id, false);
if (menu_item.checked &&
(menu_item.type == content::MenuItem::CHECKABLE_OPTION ||
menu_item.type == content::MenuItem::GROUP)) {
SetChecked(command_id, true);
}
}
void CefMenuModelImpl::NotifyMenuClosed() {
DCHECK(!auto_notify_menu_closed_);
OnMenuClosed();
}
void CefMenuModelImpl::AppendItem(const Item& item) {
ValidateItem(item);
items_.push_back(item);
}
void CefMenuModelImpl::InsertItemAt(const Item& item, int index) {
// Sanitize the index.
if (index < 0)
index = 0;
else if (index > static_cast<int>(items_.size()))
index = items_.size();
ValidateItem(item);
items_.insert(items_.begin() + index, item);
}
void CefMenuModelImpl::ValidateItem(const Item& item) {
#if DCHECK_IS_ON()
if (item.type_ == MENUITEMTYPE_SEPARATOR) {
DCHECK_EQ(item.command_id_, kSeparatorId);
} else {
DCHECK_GE(item.command_id_, 0);
}
#endif
}
void CefMenuModelImpl::OnMouseOutsideMenu(const gfx::Point& screen_point) {
if (delegate_)
delegate_->MouseOutsideMenu(this, screen_point);
if (menu_model_delegate_) {
menu_model_delegate_->MouseOutsideMenu(
this, CefPoint(screen_point.x(), screen_point.y()));
}
}
void CefMenuModelImpl::OnUnhandledOpenSubmenu(bool is_rtl) {
if (delegate_)
delegate_->UnhandledOpenSubmenu(this, is_rtl);
if (menu_model_delegate_)
menu_model_delegate_->UnhandledOpenSubmenu(this, is_rtl);
}
void CefMenuModelImpl::OnUnhandledCloseSubmenu(bool is_rtl) {
if (delegate_)
delegate_->UnhandledCloseSubmenu(this, is_rtl);
if (menu_model_delegate_)
menu_model_delegate_->UnhandledCloseSubmenu(this, is_rtl);
}
void CefMenuModelImpl::OnMenuClosed() {
if (delegate_)
delegate_->MenuClosed(this);
if (menu_model_delegate_)
menu_model_delegate_->MenuClosed(this);
}
bool CefMenuModelImpl::VerifyContext() {
if (base::PlatformThread::CurrentId() != supported_thread_id_) {
// This object should only be accessed from the thread that created it.
NOTREACHED();
return false;
}
return true;
}
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