chrome/browser/ui/views/extensions/extension_keybinding_registry_views.cc

   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/views/extensions/extension_keybinding_registry_views.h"
   6
   7 #include "chrome/browser/extensions/api/commands/command_service.h"
   8 #include "chrome/browser/extensions/extension_keybinding_registry.h"
   9 #include "chrome/browser/profiles/profile.h"
  10 #include "chrome/browser/ui/extensions/accelerator_priority.h"
  11 #include "extensions/common/extension.h"
  12 #include "ui/views/focus/focus_manager.h"
  13
  14 ExtensionKeybindingRegistryViews::ExtensionKeybindingRegistryViews(
  15     Profile* profile,
  16     views::FocusManager* focus_manager,
  17     ExtensionFilter extension_filter,
  18     Delegate* delegate)
  19     : ExtensionKeybindingRegistry(profile, extension_filter, delegate),
  20       profile_(profile),
  21       focus_manager_(focus_manager) {
  22   Init();
  23 }
  24
  25 ExtensionKeybindingRegistryViews::~ExtensionKeybindingRegistryViews() {
  26   focus_manager_->UnregisterAccelerators(this);
  27 }
  28
  29 void ExtensionKeybindingRegistryViews::AddExtensionKeybindings(
  30     const extensions::Extension* extension,
  31     const std::string& command_name) {
  32   // This object only handles named commands, not browser/page actions.
  33   if (ShouldIgnoreCommand(command_name))
  34     return;
  35
  36   extensions::CommandService* command_service =
  37       extensions::CommandService::Get(profile_);
  38   // Add all the active keybindings (except page actions and browser actions,
  39   // which are handled elsewhere).
  40   extensions::CommandMap commands;
  41   if (!command_service->GetNamedCommands(
  42           extension->id(),
  43           extensions::CommandService::ACTIVE,
  44           extensions::CommandService::REGULAR,
  45           &commands))
  46     return;
  47   extensions::CommandMap::const_iterator iter = commands.begin();
  48   for (; iter != commands.end(); ++iter) {
  49     if (!command_name.empty() && (iter->second.command_name() != command_name))
  50       continue;
  51     const ui::Accelerator &accelerator = iter->second.accelerator();
  52     if (!IsAcceleratorRegistered(accelerator)) {
  53       focus_manager_->RegisterAccelerator(
  54           accelerator, GetAcceleratorPriority(accelerator, extension), this);
  55     }
  56
  57     AddEventTarget(accelerator, extension->id(), iter->second.command_name());
  58   }
  59 }
  60
  61 void ExtensionKeybindingRegistryViews::RemoveExtensionKeybindingImpl(
  62     const ui::Accelerator& accelerator,
  63     const std::string& command_name) {
  64   focus_manager_->UnregisterAccelerator(accelerator, this);
  65 }
  66
  67 void ExtensionKeybindingRegistryViews::OnShortcutHandlingSuspended(
  68     bool suspended) {
  69   focus_manager_->set_shortcut_handling_suspended(suspended);
  70 }
  71
  72 bool ExtensionKeybindingRegistryViews::AcceleratorPressed(
  73     const ui::Accelerator& accelerator) {
  74   std::string extension_id, command_name;
  75   GetFirstTarget(accelerator, &extension_id, &command_name);
  76   const ui::AcceleratorManager::HandlerPriority priority =
  77       GetAcceleratorPriorityById(accelerator, extension_id, browser_context());
  78   // Normal priority shortcuts must be handled via standard browser commands to
  79   // be processed at the proper time.
  80   return (priority == ui::AcceleratorManager::kHighPriority) &&
  81       ExtensionKeybindingRegistry::NotifyEventTargets(accelerator);
  82 }
  83
  84 bool ExtensionKeybindingRegistryViews::CanHandleAccelerators() const {
  85   return true;
  86 }