| // Copyright 2014 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 "chrome/browser/ui/views/extensions/extension_action_platform_delegate_views.h" |
| |
| #include "base/logging.h" |
| #include "base/strings/utf_string_conversions.h" |
| #include "chrome/browser/extensions/api/commands/command_service.h" |
| #include "chrome/browser/extensions/api/extension_action/extension_action_api.h" |
| #include "chrome/browser/extensions/extension_action.h" |
| #include "chrome/browser/profiles/profile.h" |
| #include "chrome/browser/sessions/session_tab_helper.h" |
| #include "chrome/browser/ui/browser.h" |
| #include "chrome/browser/ui/extensions/accelerator_priority.h" |
| #include "chrome/browser/ui/views/toolbar/toolbar_action_view_delegate_views.h" |
| #include "chrome/browser/ui/views/toolbar/toolbar_view.h" |
| #include "chrome/common/extensions/api/extension_action/action_info.h" |
| #include "content/public/browser/notification_details.h" |
| #include "content/public/browser/notification_source.h" |
| #include "extensions/browser/notification_types.h" |
| #include "extensions/common/extension.h" |
| #include "extensions/common/manifest_constants.h" |
| #include "ui/gfx/image/image_skia.h" |
| #include "ui/gfx/image/image_skia_operations.h" |
| #include "ui/views/controls/menu/menu_controller.h" |
| #include "ui/views/controls/menu/menu_runner.h" |
| #include "ui/views/view.h" |
| #include "ui/views/widget/widget.h" |
| |
| using extensions::ActionInfo; |
| using extensions::CommandService; |
| |
| namespace { |
| |
| // The ExtensionActionPlatformDelegateViews which is currently showing its |
| // context menu, if any. |
| // Since only one context menu can be shown (even across browser windows), it's |
| // safe to have this be a global singleton. |
| ExtensionActionPlatformDelegateViews* context_menu_owner = NULL; |
| |
| } // namespace |
| |
| // static |
| scoped_ptr<ExtensionActionPlatformDelegate> |
| ExtensionActionPlatformDelegate::Create( |
| ExtensionActionViewController* controller) { |
| return make_scoped_ptr(new ExtensionActionPlatformDelegateViews(controller)); |
| } |
| |
| ExtensionActionPlatformDelegateViews::ExtensionActionPlatformDelegateViews( |
| ExtensionActionViewController* controller) |
| : controller_(controller), |
| popup_(nullptr), |
| weak_factory_(this) { |
| content::NotificationSource notification_source = content::Source<Profile>( |
| controller_->browser()->profile()->GetOriginalProfile()); |
| registrar_.Add(this, |
| extensions::NOTIFICATION_EXTENSION_COMMAND_ADDED, |
| notification_source); |
| registrar_.Add(this, |
| extensions::NOTIFICATION_EXTENSION_COMMAND_REMOVED, |
| notification_source); |
| } |
| |
| ExtensionActionPlatformDelegateViews::~ExtensionActionPlatformDelegateViews() { |
| if (context_menu_owner == this) |
| context_menu_owner = NULL; |
| controller_->HidePopup(); |
| UnregisterCommand(false); |
| } |
| |
| gfx::NativeView ExtensionActionPlatformDelegateViews::GetPopupNativeView() { |
| return popup_ ? popup_->GetWidget()->GetNativeView() : nullptr; |
| } |
| |
| bool ExtensionActionPlatformDelegateViews::IsMenuRunning() const { |
| return menu_runner_.get() != NULL; |
| } |
| |
| void ExtensionActionPlatformDelegateViews::RegisterCommand() { |
| // If we've already registered, do nothing. |
| if (action_keybinding_.get()) |
| return; |
| |
| extensions::Command extension_command; |
| views::FocusManager* focus_manager = |
| GetDelegateViews()->GetFocusManagerForAccelerator(); |
| if (focus_manager && controller_->GetExtensionCommand(&extension_command)) { |
| action_keybinding_.reset( |
| new ui::Accelerator(extension_command.accelerator())); |
| focus_manager->RegisterAccelerator( |
| *action_keybinding_, |
| GetAcceleratorPriority(extension_command.accelerator(), |
| controller_->extension()), |
| this); |
| } |
| } |
| |
| void ExtensionActionPlatformDelegateViews::OnDelegateSet() { |
| GetDelegateViews()->GetAsView()->set_context_menu_controller(this); |
| } |
| |
| bool ExtensionActionPlatformDelegateViews::IsShowingPopup() const { |
| return popup_ != nullptr; |
| } |
| |
| void ExtensionActionPlatformDelegateViews::CloseActivePopup() { |
| GetDelegateViews()->HideActivePopup(); |
| } |
| |
| void ExtensionActionPlatformDelegateViews::CloseOwnPopup() { |
| // We should only be asked to close the popup if we're showing one. |
| DCHECK(popup_); |
| CleanupPopup(true); |
| } |
| |
| bool ExtensionActionPlatformDelegateViews::ShowPopupWithUrl( |
| ExtensionActionViewController::PopupShowAction show_action, |
| const GURL& popup_url, |
| bool grant_tab_permissions) { |
| views::BubbleBorder::Arrow arrow = base::i18n::IsRTL() ? |
| views::BubbleBorder::TOP_LEFT : views::BubbleBorder::TOP_RIGHT; |
| |
| views::View* reference_view = GetDelegateViews()->GetReferenceViewForPopup(); |
| |
| ExtensionPopup::ShowAction popup_show_action = |
| show_action == ExtensionActionViewController::SHOW_POPUP ? |
| ExtensionPopup::SHOW : ExtensionPopup::SHOW_AND_INSPECT; |
| popup_ = ExtensionPopup::ShowPopup(popup_url, |
| controller_->browser(), |
| reference_view, |
| arrow, |
| popup_show_action); |
| popup_->GetWidget()->AddObserver(this); |
| |
| GetDelegateViews()->OnPopupShown(grant_tab_permissions); |
| |
| return true; |
| } |
| |
| void ExtensionActionPlatformDelegateViews::Observe( |
| int type, |
| const content::NotificationSource& source, |
| const content::NotificationDetails& details) { |
| DCHECK(type == extensions::NOTIFICATION_EXTENSION_COMMAND_ADDED || |
| type == extensions::NOTIFICATION_EXTENSION_COMMAND_REMOVED); |
| std::pair<const std::string, const std::string>* payload = |
| content::Details<std::pair<const std::string, const std::string> >( |
| details).ptr(); |
| if (controller_->extension()->id() == payload->first && |
| payload->second == |
| extensions::manifest_values::kBrowserActionCommandEvent) { |
| if (type == extensions::NOTIFICATION_EXTENSION_COMMAND_ADDED) |
| RegisterCommand(); |
| else |
| UnregisterCommand(true); |
| } |
| } |
| |
| bool ExtensionActionPlatformDelegateViews::AcceleratorPressed( |
| const ui::Accelerator& accelerator) { |
| // We shouldn't be handling any accelerators if the view is hidden, unless |
| // this is a browser action. |
| DCHECK(controller_->extension_action()->action_type() == |
| ActionInfo::TYPE_BROWSER || |
| GetDelegateViews()->GetAsView()->visible()); |
| |
| // Normal priority shortcuts must be handled via standard browser commands to |
| // be processed at the proper time. |
| if (GetAcceleratorPriority(accelerator, controller_->extension()) == |
| ui::AcceleratorManager::kNormalPriority) |
| return false; |
| |
| controller_->ExecuteAction(true); |
| return true; |
| } |
| |
| bool ExtensionActionPlatformDelegateViews::CanHandleAccelerators() const { |
| // Page actions can only handle accelerators when they are visible. |
| // Browser actions can handle accelerators even when not visible, since they |
| // might be hidden in an overflow menu. |
| return controller_->extension_action()->action_type() == |
| ActionInfo::TYPE_PAGE ? GetDelegateViews()->GetAsView()->visible() : |
| true; |
| } |
| |
| void ExtensionActionPlatformDelegateViews::OnWidgetDestroying( |
| views::Widget* widget) { |
| DCHECK(popup_); |
| DCHECK_EQ(popup_->GetWidget(), widget); |
| CleanupPopup(false); |
| } |
| |
| void ExtensionActionPlatformDelegateViews::ShowContextMenuForView( |
| views::View* source, |
| const gfx::Point& point, |
| ui::MenuSourceType source_type) { |
| // If there's another active menu that won't be dismissed by opening this one, |
| // then we can't show this one right away, since we can only show one nested |
| // menu at a time. |
| // If the other menu is an extension action's context menu, then we'll run |
| // this one after that one closes. If it's a different type of menu, then we |
| // close it and give up, for want of a better solution. (Luckily, this is |
| // rare). |
| // TODO(devlin): Update this when views code no longer runs menus in a nested |
| // loop. |
| if (context_menu_owner) { |
| context_menu_owner->followup_context_menu_task_ = |
| base::Bind(&ExtensionActionPlatformDelegateViews::DoShowContextMenu, |
| weak_factory_.GetWeakPtr(), |
| source_type); |
| } |
| if (CloseActiveMenuIfNeeded()) |
| return; |
| |
| // Otherwise, no other menu is showing, and we can proceed normally. |
| DoShowContextMenu(source_type); |
| } |
| |
| void ExtensionActionPlatformDelegateViews::DoShowContextMenu( |
| ui::MenuSourceType source_type) { |
| if (!controller_->extension()->ShowConfigureContextMenus()) |
| return; |
| |
| DCHECK(!context_menu_owner); |
| context_menu_owner = this; |
| |
| // We shouldn't have both a popup and a context menu showing. |
| GetDelegateViews()->HideActivePopup(); |
| |
| // Reconstructs the menu every time because the menu's contents are dynamic. |
| scoped_refptr<ExtensionContextMenuModel> context_menu_model( |
| new ExtensionContextMenuModel( |
| controller_->extension(), controller_->browser(), controller_)); |
| |
| gfx::Point screen_loc; |
| views::View::ConvertPointToScreen(GetDelegateViews()->GetAsView(), |
| &screen_loc); |
| |
| int run_types = |
| views::MenuRunner::HAS_MNEMONICS | views::MenuRunner::CONTEXT_MENU; |
| if (GetDelegateViews()->IsShownInMenu()) |
| run_types |= views::MenuRunner::IS_NESTED; |
| |
| views::Widget* parent = GetDelegateViews()->GetParentForContextMenu(); |
| |
| menu_runner_.reset( |
| new views::MenuRunner(context_menu_model.get(), run_types)); |
| |
| if (menu_runner_->RunMenuAt( |
| parent, |
| GetDelegateViews()->GetContextMenuButton(), |
| gfx::Rect(screen_loc, GetDelegateViews()->GetAsView()->size()), |
| views::MENU_ANCHOR_TOPLEFT, |
| source_type) == views::MenuRunner::MENU_DELETED) { |
| return; |
| } |
| |
| context_menu_owner = NULL; |
| menu_runner_.reset(); |
| |
| // If another extension action wants to show its context menu, allow it to. |
| if (!followup_context_menu_task_.is_null()) { |
| base::Closure task = followup_context_menu_task_; |
| followup_context_menu_task_ = base::Closure(); |
| task.Run(); |
| } |
| } |
| |
| void ExtensionActionPlatformDelegateViews::UnregisterCommand( |
| bool only_if_removed) { |
| views::FocusManager* focus_manager = |
| GetDelegateViews()->GetFocusManagerForAccelerator(); |
| if (!focus_manager || !action_keybinding_.get()) |
| return; |
| |
| // If |only_if_removed| is true, it means that we only need to unregister |
| // ourselves as an accelerator if the command was removed. Otherwise, we need |
| // to unregister ourselves no matter what (likely because we are shutting |
| // down). |
| extensions::Command extension_command; |
| if (!only_if_removed || |
| !controller_->GetExtensionCommand(&extension_command)) { |
| focus_manager->UnregisterAccelerator(*action_keybinding_, this); |
| action_keybinding_.reset(); |
| } |
| } |
| |
| bool ExtensionActionPlatformDelegateViews::CloseActiveMenuIfNeeded() { |
| // If this view is shown inside another menu, there's a possibility that there |
| // is another context menu showing that we have to close before we can |
| // activate a different menu. |
| if (GetDelegateViews()->IsShownInMenu()) { |
| views::MenuController* menu_controller = |
| views::MenuController::GetActiveInstance(); |
| // If this is shown inside a menu, then there should always be an active |
| // menu controller. |
| DCHECK(menu_controller); |
| if (menu_controller->in_nested_run()) { |
| // There is another menu showing. Close the outermost menu (since we are |
| // shown in the same menu, we don't want to close the whole thing). |
| menu_controller->Cancel(views::MenuController::EXIT_OUTERMOST); |
| return true; |
| } |
| } |
| |
| return false; |
| } |
| |
| void ExtensionActionPlatformDelegateViews::CleanupPopup(bool close_widget) { |
| DCHECK(popup_); |
| GetDelegateViews()->CleanupPopup(); |
| popup_->GetWidget()->RemoveObserver(this); |
| if (close_widget) |
| popup_->GetWidget()->Close(); |
| popup_ = NULL; |
| } |
| |
| ToolbarActionViewDelegateViews* |
| ExtensionActionPlatformDelegateViews::GetDelegateViews() const { |
| return static_cast<ToolbarActionViewDelegateViews*>( |
| controller_->view_delegate()); |
| } |