root/ui/views/controls/menu/menu_delegate.cc

DEFINITIONS

1. IsItemChecked
2. GetLabel
3. GetLabelFontList
4. GetShouldUseDisabledEmphasizedForegroundColor
5. GetBackgroundColor
6. GetForegroundColor
7. GetTooltipText
8. GetAccelerator
9. ShowContextMenu
10. SupportsCommand
11. IsCommandEnabled
12. GetContextualLabel
13. ShouldCloseAllMenusOnExecute
14. ExecuteCommand
15. ShouldExecuteCommandWithoutClosingMenu
16. IsTriggerableEvent
17. CanDrop
18. GetDropFormats
19. AreDropTypesRequired
20. GetDropOperation
21. OnPerformDrop
22. CanDrag
23. WriteDragData
24. GetDragOperations
25. GetSiblingMenu
26. GetMaxWidthForMenu
27. WillShowMenu
28. WillHideMenu
29. GetHorizontalIconMargins
30. ShouldReserveSpaceForSubmenuIndicator

// 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 "ui/views/controls/menu/menu_config.h"
#include "ui/views/controls/menu/menu_delegate.h"

namespace views {

MenuDelegate::~MenuDelegate() {}

bool MenuDelegate::IsItemChecked(int id) const {
  return false;
}

base::string16 MenuDelegate::GetLabel(int id) const {
  return base::string16();
}

const gfx::FontList* MenuDelegate::GetLabelFontList(int id) const {
  return NULL;
}

bool MenuDelegate::GetShouldUseDisabledEmphasizedForegroundColor(
    int command_id) const {
  return false;
}

bool MenuDelegate::GetBackgroundColor(int command_id,
                                      bool is_hovered,
                                      SkColor* override_color) const {
  return false;
}

bool MenuDelegate::GetForegroundColor(int command_id,
                                      bool is_hovered,
                                      SkColor* override_color) const {
  return false;
}

base::string16 MenuDelegate::GetTooltipText(int id,
                                      const gfx::Point& screen_loc) const {
  return base::string16();
}

bool MenuDelegate::GetAccelerator(int id, ui::Accelerator* accelerator) {
  return false;
}

bool MenuDelegate::ShowContextMenu(MenuItemView* source,
                                   int id,
                                   const gfx::Point& p,
                                   ui::MenuSourceType source_type) {
  return false;
}

bool MenuDelegate::SupportsCommand(int id) const {
  return true;
}

bool MenuDelegate::IsCommandEnabled(int id) const {
  return true;
}

bool MenuDelegate::GetContextualLabel(int id, base::string16* out) const {
  return false;
}

bool MenuDelegate::ShouldCloseAllMenusOnExecute(int id) {
  return true;
}

void MenuDelegate::ExecuteCommand(int id, int mouse_event_flags) {
  ExecuteCommand(id);
}

bool MenuDelegate::ShouldExecuteCommandWithoutClosingMenu(int id,
                                                          const ui::Event& e) {
  return false;
}

bool MenuDelegate::IsTriggerableEvent(MenuItemView* source,
                                      const ui::Event& e) {
  return e.type() == ui::ET_GESTURE_TAP ||
         e.type() == ui::ET_GESTURE_TAP_DOWN ||
         (e.IsMouseEvent() && (e.flags() &
              (ui::EF_LEFT_MOUSE_BUTTON | ui::EF_RIGHT_MOUSE_BUTTON)));
}

bool MenuDelegate::CanDrop(MenuItemView* menu, const OSExchangeData& data) {
  return false;
}

bool MenuDelegate::GetDropFormats(
    MenuItemView* menu,
    int* formats,
    std::set<OSExchangeData::CustomFormat>* custom_formats) {
  return false;
}

bool MenuDelegate::AreDropTypesRequired(MenuItemView* menu) {
  return false;
}

int MenuDelegate::GetDropOperation(MenuItemView* item,
                                   const ui::DropTargetEvent& event,
                                   DropPosition* position) {
  NOTREACHED() << "If you override CanDrop, you need to override this too";
  return ui::DragDropTypes::DRAG_NONE;
}

int MenuDelegate::OnPerformDrop(MenuItemView* menu,
                                DropPosition position,
                                const ui::DropTargetEvent& event) {
  NOTREACHED() << "If you override CanDrop, you need to override this too";
  return ui::DragDropTypes::DRAG_NONE;
}

bool MenuDelegate::CanDrag(MenuItemView* menu) {
  return false;
}

void MenuDelegate::WriteDragData(MenuItemView* sender, OSExchangeData* data) {
  NOTREACHED() << "If you override CanDrag, you must override this too.";
}

int MenuDelegate::GetDragOperations(MenuItemView* sender) {
  NOTREACHED() << "If you override CanDrag, you must override this too.";
  return 0;
}

MenuItemView* MenuDelegate::GetSiblingMenu(MenuItemView* menu,
                                           const gfx::Point& screen_point,
                                           MenuItemView::AnchorPosition* anchor,
                                           bool* has_mnemonics,
                                           MenuButton** button) {
  return NULL;
}

int MenuDelegate::GetMaxWidthForMenu(MenuItemView* menu) {
  // NOTE: this needs to be large enough to accommodate the wrench menu with
  // big fonts.
  return 800;
}

void MenuDelegate::WillShowMenu(MenuItemView* menu) {
}

void MenuDelegate::WillHideMenu(MenuItemView* menu) {
}

void MenuDelegate::GetHorizontalIconMargins(int command_id,
                                            int icon_size,
                                            int* left_margin,
                                            int* right_margin) const {
  *left_margin = 0;
  *right_margin = 0;
}

bool MenuDelegate::ShouldReserveSpaceForSubmenuIndicator() const {
  return true;
}

}  // namespace views