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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 "chrome/browser/ui/cocoa/tab_contents/render_view_context_menu_mac.h" | |
| 6 | |
| 7 #include "base/compiler_specific.h" | |
| 8 #import "base/mac/scoped_sending_event.h" | |
| 9 #include "base/message_loop/message_loop.h" | |
| 10 #include "base/strings/sys_string_conversions.h" | |
| 11 #include "chrome/app/chrome_command_ids.h" | |
| 12 #include "content/public/browser/render_view_host.h" | |
| 13 #include "content/public/browser/render_widget_host_view.h" | |
| 14 #include "grit/generated_resources.h" | |
| 15 #import "ui/base/cocoa/menu_controller.h" | |
| 16 #include "ui/base/l10n/l10n_util.h" | |
| 17 | |
| 18 using content::WebContents; | |
| 19 | |
| 20 namespace { | |
| 21 | |
| 22 // Retrieves an NSMenuItem which has the specified command_id. This function | |
| 23 // traverses the given |model| in the depth-first order. When this function | |
| 24 // finds an item whose command_id is the same as the given |command_id|, it | |
| 25 // returns the NSMenuItem associated with the item. This function emulates | |
| 26 // views::MenuItemViews::GetMenuItemByID() for Mac. | |
| 27 NSMenuItem* GetMenuItemByID(ui::MenuModel* model, | |
| 28 NSMenu* menu, | |
| 29 int command_id) { | |
| 30 for (int i = 0; i < model->GetItemCount(); ++i) { | |
| 31 NSMenuItem* item = [menu itemAtIndex:i]; | |
| 32 if (model->GetCommandIdAt(i) == command_id) | |
| 33 return item; | |
| 34 | |
| 35 ui::MenuModel* submenu = model->GetSubmenuModelAt(i); | |
| 36 if (submenu && [item hasSubmenu]) { | |
| 37 NSMenuItem* subitem = GetMenuItemByID(submenu, | |
| 38 [item submenu], | |
| 39 command_id); | |
| 40 if (subitem) | |
| 41 return subitem; | |
| 42 } | |
| 43 } | |
| 44 return nil; | |
| 45 } | |
| 46 | |
| 47 } // namespace | |
| 48 | |
| 49 // Obj-C bridge class that is the target of all items in the context menu. | |
| 50 // Relies on the tag being set to the command id. | |
| 51 | |
| 52 RenderViewContextMenuMac::RenderViewContextMenuMac( | |
| 53 content::RenderFrameHost* render_frame_host, | |
| 54 const content::ContextMenuParams& params, | |
| 55 NSView* parent_view) | |
| 56 : RenderViewContextMenu(render_frame_host, params), | |
| 57 speech_submenu_model_(this), | |
| 58 bidi_submenu_model_(this), | |
| 59 parent_view_(parent_view) { | |
| 60 } | |
| 61 | |
| 62 RenderViewContextMenuMac::~RenderViewContextMenuMac() { | |
| 63 } | |
| 64 | |
| 65 void RenderViewContextMenuMac::PlatformInit() { | |
| 66 InitPlatformMenu(); | |
| 67 menu_controller_.reset( | |
| 68 [[MenuController alloc] initWithModel:&menu_model_ | |
| 69 useWithPopUpButtonCell:NO]); | |
| 70 | |
| 71 // Synthesize an event for the click, as there is no certainty that | |
| 72 // [NSApp currentEvent] will return a valid event. | |
| 73 NSEvent* currentEvent = [NSApp currentEvent]; | |
| 74 NSWindow* window = [parent_view_ window]; | |
| 75 NSPoint position = [window mouseLocationOutsideOfEventStream]; | |
| 76 NSTimeInterval eventTime = [currentEvent timestamp]; | |
| 77 NSEvent* clickEvent = [NSEvent mouseEventWithType:NSRightMouseDown | |
| 78 location:position | |
| 79 modifierFlags:NSRightMouseDownMask | |
| 80 timestamp:eventTime | |
| 81 windowNumber:[window windowNumber] | |
| 82 context:nil | |
| 83 eventNumber:0 | |
| 84 clickCount:1 | |
| 85 pressure:1.0]; | |
| 86 | |
| 87 { | |
| 88 // Make sure events can be pumped while the menu is up. | |
| 89 base::MessageLoop::ScopedNestableTaskAllower allow( | |
| 90 base::MessageLoop::current()); | |
| 91 | |
| 92 // One of the events that could be pumped is |window.close()|. | |
| 93 // User-initiated event-tracking loops protect against this by | |
| 94 // setting flags in -[CrApplication sendEvent:], but since | |
| 95 // web-content menus are initiated by IPC message the setup has to | |
| 96 // be done manually. | |
| 97 base::mac::ScopedSendingEvent sendingEventScoper; | |
| 98 | |
| 99 // Show the menu. | |
| 100 [NSMenu popUpContextMenu:[menu_controller_ menu] | |
| 101 withEvent:clickEvent | |
| 102 forView:parent_view_]; | |
| 103 } | |
| 104 } | |
| 105 | |
| 106 void RenderViewContextMenuMac::PlatformCancel() { | |
| 107 [menu_controller_ cancel]; | |
| 108 } | |
| 109 | |
| 110 void RenderViewContextMenuMac::ExecuteCommand(int command_id, int event_flags) { | |
| 111 switch (command_id) { | |
| 112 case IDC_CONTENT_CONTEXT_LOOK_UP_IN_DICTIONARY: | |
| 113 LookUpInDictionary(); | |
| 114 break; | |
| 115 | |
| 116 case IDC_CONTENT_CONTEXT_SPEECH_START_SPEAKING: | |
| 117 StartSpeaking(); | |
| 118 break; | |
| 119 | |
| 120 case IDC_CONTENT_CONTEXT_SPEECH_STOP_SPEAKING: | |
| 121 StopSpeaking(); | |
| 122 break; | |
| 123 | |
| 124 case IDC_WRITING_DIRECTION_DEFAULT: | |
| 125 // WebKit's current behavior is for this menu item to always be disabled. | |
| 126 NOTREACHED(); | |
| 127 break; | |
| 128 | |
| 129 case IDC_WRITING_DIRECTION_RTL: | |
| 130 case IDC_WRITING_DIRECTION_LTR: { | |
| 131 content::RenderViewHost* view_host = GetRenderViewHost(); | |
| 132 blink::WebTextDirection dir = blink::WebTextDirectionLeftToRight; | |
| 133 if (command_id == IDC_WRITING_DIRECTION_RTL) | |
| 134 dir = blink::WebTextDirectionRightToLeft; | |
| 135 view_host->UpdateTextDirection(dir); | |
| 136 view_host->NotifyTextDirection(); | |
| 137 break; | |
| 138 } | |
| 139 | |
| 140 default: | |
| 141 RenderViewContextMenu::ExecuteCommand(command_id, event_flags); | |
| 142 break; | |
| 143 } | |
| 144 } | |
| 145 | |
| 146 bool RenderViewContextMenuMac::IsCommandIdChecked(int command_id) const { | |
| 147 switch (command_id) { | |
| 148 case IDC_WRITING_DIRECTION_DEFAULT: | |
| 149 return params_.writing_direction_default & | |
| 150 blink::WebContextMenuData::CheckableMenuItemChecked; | |
| 151 case IDC_WRITING_DIRECTION_RTL: | |
| 152 return params_.writing_direction_right_to_left & | |
| 153 blink::WebContextMenuData::CheckableMenuItemChecked; | |
| 154 case IDC_WRITING_DIRECTION_LTR: | |
| 155 return params_.writing_direction_left_to_right & | |
| 156 blink::WebContextMenuData::CheckableMenuItemChecked; | |
| 157 | |
| 158 default: | |
| 159 return RenderViewContextMenu::IsCommandIdChecked(command_id); | |
| 160 } | |
| 161 } | |
| 162 | |
| 163 bool RenderViewContextMenuMac::IsCommandIdEnabled(int command_id) const { | |
| 164 switch (command_id) { | |
| 165 case IDC_CONTENT_CONTEXT_LOOK_UP_IN_DICTIONARY: | |
| 166 // This is OK because the menu is not shown when it isn't | |
| 167 // appropriate. | |
| 168 return true; | |
| 169 | |
| 170 case IDC_CONTENT_CONTEXT_SPEECH_START_SPEAKING: | |
| 171 // This is OK because the menu is not shown when it isn't | |
| 172 // appropriate. | |
| 173 return true; | |
| 174 | |
| 175 case IDC_CONTENT_CONTEXT_SPEECH_STOP_SPEAKING: { | |
| 176 content::RenderWidgetHostView* view = GetRenderViewHost()->GetView(); | |
| 177 return view && view->IsSpeaking(); | |
| 178 } | |
| 179 | |
| 180 case IDC_WRITING_DIRECTION_DEFAULT: // Provided to match OS defaults. | |
| 181 return params_.writing_direction_default & | |
| 182 blink::WebContextMenuData::CheckableMenuItemEnabled; | |
| 183 case IDC_WRITING_DIRECTION_RTL: | |
| 184 return params_.writing_direction_right_to_left & | |
| 185 blink::WebContextMenuData::CheckableMenuItemEnabled; | |
| 186 case IDC_WRITING_DIRECTION_LTR: | |
| 187 return params_.writing_direction_left_to_right & | |
| 188 blink::WebContextMenuData::CheckableMenuItemEnabled; | |
| 189 | |
| 190 default: | |
| 191 return RenderViewContextMenu::IsCommandIdEnabled(command_id); | |
| 192 } | |
| 193 } | |
| 194 | |
| 195 bool RenderViewContextMenuMac::GetAcceleratorForCommandId( | |
| 196 int command_id, | |
| 197 ui::Accelerator* accelerator) { | |
| 198 return false; | |
| 199 } | |
| 200 | |
| 201 void RenderViewContextMenuMac::AppendPlatformEditableItems() { | |
| 202 // OS X provides a contextual menu to set writing direction for BiDi | |
| 203 // languages. | |
| 204 // This functionality is exposed as a keyboard shortcut on Windows & Linux. | |
| 205 AppendBidiSubMenu(); | |
| 206 } | |
| 207 | |
| 208 void RenderViewContextMenuMac::InitPlatformMenu() { | |
| 209 bool has_selection = !params_.selection_text.empty(); | |
| 210 | |
| 211 if (has_selection) { | |
| 212 menu_model_.AddSeparator(ui::NORMAL_SEPARATOR); | |
| 213 menu_model_.AddItemWithStringId( | |
| 214 IDC_CONTENT_CONTEXT_LOOK_UP_IN_DICTIONARY, | |
| 215 IDS_CONTENT_CONTEXT_LOOK_UP_IN_DICTIONARY); | |
| 216 | |
| 217 content::RenderWidgetHostView* view = GetRenderViewHost()->GetView(); | |
| 218 if (view && view->SupportsSpeech()) { | |
| 219 speech_submenu_model_.AddItemWithStringId( | |
| 220 IDC_CONTENT_CONTEXT_SPEECH_START_SPEAKING, | |
| 221 IDS_SPEECH_START_SPEAKING_MAC); | |
| 222 speech_submenu_model_.AddItemWithStringId( | |
| 223 IDC_CONTENT_CONTEXT_SPEECH_STOP_SPEAKING, | |
| 224 IDS_SPEECH_STOP_SPEAKING_MAC); | |
| 225 menu_model_.AddSubMenu( | |
| 226 IDC_CONTENT_CONTEXT_SPEECH_MENU, | |
| 227 l10n_util::GetStringUTF16(IDS_SPEECH_MAC), | |
| 228 &speech_submenu_model_); | |
| 229 } | |
| 230 } | |
| 231 } | |
| 232 | |
| 233 void RenderViewContextMenuMac::AppendBidiSubMenu() { | |
| 234 bidi_submenu_model_.AddCheckItem(IDC_WRITING_DIRECTION_DEFAULT, | |
| 235 l10n_util::GetStringUTF16(IDS_CONTENT_CONTEXT_WRITING_DIRECTION_DEFAULT)); | |
| 236 bidi_submenu_model_.AddCheckItem(IDC_WRITING_DIRECTION_LTR, | |
| 237 l10n_util::GetStringUTF16(IDS_CONTENT_CONTEXT_WRITING_DIRECTION_LTR)); | |
| 238 bidi_submenu_model_.AddCheckItem(IDC_WRITING_DIRECTION_RTL, | |
| 239 l10n_util::GetStringUTF16(IDS_CONTENT_CONTEXT_WRITING_DIRECTION_RTL)); | |
| 240 | |
| 241 menu_model_.AddSubMenu( | |
| 242 IDC_WRITING_DIRECTION_MENU, | |
| 243 l10n_util::GetStringUTF16(IDS_CONTENT_CONTEXT_WRITING_DIRECTION_MENU), | |
| 244 &bidi_submenu_model_); | |
| 245 } | |
| 246 | |
| 247 void RenderViewContextMenuMac::LookUpInDictionary() { | |
| 248 content::RenderWidgetHostView* view = GetRenderViewHost()->GetView(); | |
| 249 if (view) | |
| 250 view->ShowDefinitionForSelection(); | |
| 251 } | |
| 252 | |
| 253 void RenderViewContextMenuMac::StartSpeaking() { | |
| 254 content::RenderWidgetHostView* view = GetRenderViewHost()->GetView(); | |
| 255 if (view) | |
| 256 view->SpeakSelection(); | |
| 257 } | |
| 258 | |
| 259 void RenderViewContextMenuMac::StopSpeaking() { | |
| 260 content::RenderWidgetHostView* view = GetRenderViewHost()->GetView(); | |
| 261 if (view) | |
| 262 view->StopSpeaking(); | |
| 263 } | |
| 264 | |
| 265 void RenderViewContextMenuMac::UpdateMenuItem(int command_id, | |
| 266 bool enabled, | |
| 267 bool hidden, | |
| 268 const base::string16& title) { | |
| 269 NSMenuItem* item = GetMenuItemByID(&menu_model_, [menu_controller_ menu], | |
| 270 command_id); | |
| 271 if (!item) | |
| 272 return; | |
| 273 | |
| 274 // Update the returned NSMenuItem directly so we can update it immediately. | |
| 275 [item setEnabled:enabled]; | |
| 276 [item setTitle:SysUTF16ToNSString(title)]; | |
| 277 [item setHidden:hidden]; | |
| 278 [[item menu] itemChanged:item]; | |
| 279 } | |
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Chromium Code Reviews
Issue 178193005:
Move render_view_context_menu.* related files out of tab_contents. (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master