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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "ui/views/controls/menu/menu_delegate.h" | |
| 6 | |
| 7 #include "ui/events/event.h" | |
| 8 #include "ui/views/controls/menu/menu_config.h" | |
| 9 | |
| 10 namespace views { | |
| 11 | |
| 12 MenuDelegate::~MenuDelegate() {} | |
| 13 | |
| 14 bool MenuDelegate::IsItemChecked(int id) const { | |
| 15 return false; | |
| 16 } | |
| 17 | |
| 18 base::string16 MenuDelegate::GetLabel(int id) const { | |
| 19 return base::string16(); | |
| 20 } | |
| 21 | |
| 22 const gfx::FontList* MenuDelegate::GetLabelFontList(int id) const { | |
| 23 return NULL; | |
| 24 } | |
| 25 | |
| 26 bool MenuDelegate::GetShouldUseDisabledEmphasizedForegroundColor( | |
| 27 int command_id) const { | |
| 28 return false; | |
| 29 } | |
| 30 | |
| 31 bool MenuDelegate::GetBackgroundColor(int command_id, | |
| 32 bool is_hovered, | |
| 33 SkColor* override_color) const { | |
| 34 return false; | |
| 35 } | |
| 36 | |
| 37 bool MenuDelegate::GetForegroundColor(int command_id, | |
| 38 bool is_hovered, | |
| 39 SkColor* override_color) const { | |
| 40 return false; | |
| 41 } | |
| 42 | |
| 43 base::string16 MenuDelegate::GetTooltipText(int id, | |
| 44 const gfx::Point& screen_loc) const { | |
| 45 return base::string16(); | |
| 46 } | |
| 47 | |
| 48 bool MenuDelegate::GetAccelerator(int id, ui::Accelerator* accelerator) const { | |
| 49 return false; | |
| 50 } | |
| 51 | |
| 52 bool MenuDelegate::ShowContextMenu(MenuItemView* source, | |
| 53 int id, | |
| 54 const gfx::Point& p, | |
| 55 ui::MenuSourceType source_type) { | |
| 56 return false; | |
| 57 } | |
| 58 | |
| 59 bool MenuDelegate::SupportsCommand(int id) const { | |
| 60 return true; | |
| 61 } | |
| 62 | |
| 63 bool MenuDelegate::IsCommandEnabled(int id) const { | |
| 64 return true; | |
| 65 } | |
| 66 | |
| 67 bool MenuDelegate::IsCommandVisible(int id) const { | |
| 68 return true; | |
| 69 } | |
| 70 | |
| 71 bool MenuDelegate::GetContextualLabel(int id, base::string16* out) const { | |
| 72 return false; | |
| 73 } | |
| 74 | |
| 75 bool MenuDelegate::ShouldCloseAllMenusOnExecute(int id) { | |
| 76 return true; | |
| 77 } | |
| 78 | |
| 79 void MenuDelegate::ExecuteCommand(int id, int mouse_event_flags) { | |
| 80 ExecuteCommand(id); | |
| 81 } | |
| 82 | |
| 83 bool MenuDelegate::ShouldExecuteCommandWithoutClosingMenu(int id, | |
| 84 const ui::Event& e) { | |
| 85 return false; | |
| 86 } | |
| 87 | |
| 88 bool MenuDelegate::IsTriggerableEvent(MenuItemView* source, | |
| 89 const ui::Event& e) { | |
| 90 return e.type() == ui::ET_GESTURE_TAP || | |
| 91 e.type() == ui::ET_GESTURE_TAP_DOWN || | |
| 92 (e.IsMouseEvent() && (e.flags() & | |
| 93 (ui::EF_LEFT_MOUSE_BUTTON | ui::EF_RIGHT_MOUSE_BUTTON))); | |
| 94 } | |
| 95 | |
| 96 bool MenuDelegate::CanDrop(MenuItemView* menu, const OSExchangeData& data) { | |
| 97 return false; | |
| 98 } | |
| 99 | |
| 100 bool MenuDelegate::GetDropFormats( | |
| 101 MenuItemView* menu, | |
| 102 int* formats, | |
| 103 std::set<OSExchangeData::CustomFormat>* custom_formats) { | |
| 104 return false; | |
| 105 } | |
| 106 | |
| 107 bool MenuDelegate::AreDropTypesRequired(MenuItemView* menu) { | |
| 108 return false; | |
| 109 } | |
| 110 | |
| 111 int MenuDelegate::GetDropOperation(MenuItemView* item, | |
| 112 const ui::DropTargetEvent& event, | |
| 113 DropPosition* position) { | |
| 114 NOTREACHED() << "If you override CanDrop, you need to override this too"; | |
| 115 return ui::DragDropTypes::DRAG_NONE; | |
| 116 } | |
| 117 | |
| 118 int MenuDelegate::OnPerformDrop(MenuItemView* menu, | |
| 119 DropPosition position, | |
| 120 const ui::DropTargetEvent& event) { | |
| 121 NOTREACHED() << "If you override CanDrop, you need to override this too"; | |
| 122 return ui::DragDropTypes::DRAG_NONE; | |
| 123 } | |
| 124 | |
| 125 bool MenuDelegate::CanDrag(MenuItemView* menu) { | |
| 126 return false; | |
| 127 } | |
| 128 | |
| 129 void MenuDelegate::WriteDragData(MenuItemView* sender, OSExchangeData* data) { | |
| 130 NOTREACHED() << "If you override CanDrag, you must override this too."; | |
| 131 } | |
| 132 | |
| 133 int MenuDelegate::GetDragOperations(MenuItemView* sender) { | |
| 134 NOTREACHED() << "If you override CanDrag, you must override this too."; | |
| 135 return 0; | |
| 136 } | |
| 137 | |
| 138 bool MenuDelegate::ShouldCloseOnDragComplete() { | |
| 139 return true; | |
| 140 } | |
| 141 | |
| 142 MenuItemView* MenuDelegate::GetSiblingMenu(MenuItemView* menu, | |
| 143 const gfx::Point& screen_point, | |
| 144 MenuAnchorPosition* anchor, | |
| 145 bool* has_mnemonics, | |
| 146 MenuButton** button) { | |
| 147 return NULL; | |
| 148 } | |
| 149 | |
| 150 int MenuDelegate::GetMaxWidthForMenu(MenuItemView* menu) { | |
| 151 // NOTE: this needs to be large enough to accommodate the wrench menu with | |
| 152 // big fonts. | |
| 153 return 800; | |
| 154 } | |
| 155 | |
| 156 void MenuDelegate::WillShowMenu(MenuItemView* menu) { | |
| 157 } | |
| 158 | |
| 159 void MenuDelegate::WillHideMenu(MenuItemView* menu) { | |
| 160 } | |
| 161 | |
| 162 void MenuDelegate::GetHorizontalIconMargins(int command_id, | |
| 163 int icon_size, | |
| 164 int* left_margin, | |
| 165 int* right_margin) const { | |
| 166 *left_margin = 0; | |
| 167 *right_margin = 0; | |
| 168 } | |
| 169 | |
| 170 bool MenuDelegate::ShouldReserveSpaceForSubmenuIndicator() const { | |
| 171 return true; | |
| 172 } | |
| 173 | |
| 174 } // namespace views | |
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