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chrome: Support customization of context menus (see issue #2969)
This commit is contained in:
Marshall Greenblatt
166
libcef/browser/simple_menu_model_impl.h
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166
libcef/browser/simple_menu_model_impl.h
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// Copyright (c) 2021 The Chromium Embedded Framework Authors.
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// Portions copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef CEF_LIBCEF_BROWSER_SIMPLE_MENU_MODEL_IMPL_H_
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#define CEF_LIBCEF_BROWSER_SIMPLE_MENU_MODEL_IMPL_H_
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#pragma once
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#include <vector>
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#include "include/cef_menu_model.h"
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#include "base/threading/platform_thread.h"
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#include "ui/base/models/simple_menu_model.h"
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// Implementation of CefMenuModel that wraps an existing ui::SimpleMenuModel.
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class CefSimpleMenuModelImpl : public CefMenuModel {
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public:
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// Interface for setting state using CefMenuModel methods that will later be
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// retrieved via the ui::SimpleMenuModel::Delegate implementation.
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class StateDelegate {
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public:
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virtual void SetChecked(int command_id, bool checked) = 0;
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virtual void SetAccelerator(int command_id,
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base::Optional<ui::Accelerator> accel) = 0;
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protected:
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virtual ~StateDelegate() {}
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};
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// |delegate| should be the same that was used to create |model|.
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// If |is_owned| is true then |model| will be deleted on Detach().
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CefSimpleMenuModelImpl(ui::SimpleMenuModel* model,
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ui::SimpleMenuModel::Delegate* delegate,
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StateDelegate* state_delegate,
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bool is_owned,
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bool is_submenu);
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~CefSimpleMenuModelImpl() override;
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// Must be called before the object is deleted.
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void Detach();
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// CefMenuModel methods.
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bool IsSubMenu() override;
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bool Clear() override;
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int GetCount() override;
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bool AddSeparator() override;
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bool AddItem(int command_id, const CefString& label) override;
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bool AddCheckItem(int command_id, const CefString& label) override;
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bool AddRadioItem(int command_id,
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const CefString& label,
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int group_id) override;
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CefRefPtr<CefMenuModel> AddSubMenu(int command_id,
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const CefString& label) override;
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bool InsertSeparatorAt(int index) override;
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bool InsertItemAt(int index, int command_id, const CefString& label) override;
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bool InsertCheckItemAt(int index,
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int command_id,
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const CefString& label) override;
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bool InsertRadioItemAt(int index,
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int command_id,
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const CefString& label,
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int group_id) override;
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CefRefPtr<CefMenuModel> InsertSubMenuAt(int index,
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int command_id,
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const CefString& label) override;
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bool Remove(int command_id) override;
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bool RemoveAt(int index) override;
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int GetIndexOf(int command_id) override;
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int GetCommandIdAt(int index) override;
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bool SetCommandIdAt(int index, int command_id) override;
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CefString GetLabel(int command_id) override;
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CefString GetLabelAt(int index) override;
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bool SetLabel(int command_id, const CefString& label) override;
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bool SetLabelAt(int index, const CefString& label) override;
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MenuItemType GetType(int command_id) override;
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MenuItemType GetTypeAt(int index) override;
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int GetGroupId(int command_id) override;
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int GetGroupIdAt(int index) override;
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bool SetGroupId(int command_id, int group_id) override;
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bool SetGroupIdAt(int index, int group_id) override;
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CefRefPtr<CefMenuModel> GetSubMenu(int command_id) override;
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CefRefPtr<CefMenuModel> GetSubMenuAt(int index) override;
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bool IsVisible(int command_id) override;
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bool IsVisibleAt(int index) override;
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bool SetVisible(int command_id, bool visible) override;
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bool SetVisibleAt(int index, bool visible) override;
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bool IsEnabled(int command_id) override;
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bool IsEnabledAt(int index) override;
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bool SetEnabled(int command_id, bool enabled) override;
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bool SetEnabledAt(int index, bool enabled) override;
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bool IsChecked(int command_id) override;
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bool IsCheckedAt(int index) override;
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bool SetChecked(int command_id, bool checked) override;
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bool SetCheckedAt(int index, bool checked) override;
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bool HasAccelerator(int command_id) override;
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bool HasAcceleratorAt(int index) override;
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bool SetAccelerator(int command_id,
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int key_code,
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bool shift_pressed,
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bool ctrl_pressed,
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bool alt_pressed) override;
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bool SetAcceleratorAt(int index,
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int key_code,
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bool shift_pressed,
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bool ctrl_pressed,
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bool alt_pressed) override;
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bool RemoveAccelerator(int command_id) override;
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bool RemoveAcceleratorAt(int index) override;
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bool GetAccelerator(int command_id,
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int& key_code,
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bool& shift_pressed,
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bool& ctrl_pressed,
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bool& alt_pressed) override;
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bool GetAcceleratorAt(int index,
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int& key_code,
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bool& shift_pressed,
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bool& ctrl_pressed,
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bool& alt_pressed) override;
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bool SetColor(int command_id,
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cef_menu_color_type_t color_type,
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cef_color_t color) override;
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bool SetColorAt(int index,
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cef_menu_color_type_t color_type,
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cef_color_t color) override;
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bool GetColor(int command_id,
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cef_menu_color_type_t color_type,
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cef_color_t& color) override;
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bool GetColorAt(int index,
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cef_menu_color_type_t color_type,
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cef_color_t& color) override;
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bool SetFontList(int command_id, const CefString& font_list) override;
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bool SetFontListAt(int index, const CefString& font_list) override;
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ui::SimpleMenuModel* model() const { return model_; }
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private:
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// Verify that the object is attached and being accessed from the correct
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// thread.
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bool VerifyContext();
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// Returns true if |index| is valid.
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bool ValidIndex(int index);
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CefRefPtr<CefSimpleMenuModelImpl> CreateNewSubMenu(
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ui::SimpleMenuModel* model);
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base::PlatformThreadId supported_thread_id_;
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ui::SimpleMenuModel* model_;
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ui::SimpleMenuModel::Delegate* const delegate_;
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StateDelegate* const state_delegate_;
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const bool is_owned_;
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const bool is_submenu_;
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// Keep the submenus alive until they're removed, or we're destroyed.
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using SubMenuMap =
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std::map<ui::SimpleMenuModel*, CefRefPtr<CefSimpleMenuModelImpl>>;
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SubMenuMap submenumap_;
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IMPLEMENT_REFCOUNTING(CefSimpleMenuModelImpl);
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DISALLOW_COPY_AND_ASSIGN(CefSimpleMenuModelImpl);
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};
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#endif // CEF_LIBCEF_BROWSER_SIMPLE_MENU_MODEL_IMPL_H_
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