Experimental Extension Keybinding (first cut).

chrome/browser/extensions/extension_keybinding_registry.cc

Index: chrome/browser/extensions/extension_keybinding_registry.cc
===================================================================
--- chrome/browser/extensions/extension_keybinding_registry.cc	(revision 0)
+++ chrome/browser/extensions/extension_keybinding_registry.cc	(revision 0)
@@ -0,0 +1,113 @@
+// 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 "chrome/browser/extensions/extension_keybinding_registry.h"
+
+#include "chrome/browser/extensions/extension_browser_event_router.h"
+#include "chrome/browser/extensions/extension_event_router.h"
+#include "chrome/browser/extensions/extension_service.h"
+#include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/ui/browser_list.h"
+#include "chrome/common/chrome_notification_types.h"
+#include "chrome/common/extensions/extension_constants.h"
+#include "ui/views/focus/focus_manager.h"
+
+ExtensionKeybindingRegistry::ExtensionKeybindingRegistry(
+    Profile* profile, views::FocusManager* focus_manager)
+    : profile_(profile),
+      focus_manager_(focus_manager) {
+  registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_LOADED,
+                 content::Source<Profile>(profile->GetOriginalProfile()));
+  registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_UNLOADED,
+                 content::Source<Profile>(profile->GetOriginalProfile()));
+
+  ExtensionService* service = profile->GetExtensionService();
+  if (!service)
+    return;  // ExtensionService can be null during testing.
+
+  const ExtensionSet* extensions = service->extensions();
+
+  ExtensionSet::const_iterator iter = extensions->begin();
+  for (; iter != extensions->end(); ++iter)
+    AddExtensionKeybinding(*iter);
+}
+
+ExtensionKeybindingRegistry::~ExtensionKeybindingRegistry() {
+  EventTargets::const_iterator iter;
+  for (iter = event_targets_.begin(); iter != event_targets_.end(); ++iter)
+    focus_manager_->UnregisterAccelerator(iter->first, this);
+}
+
+void ExtensionKeybindingRegistry::AddExtensionKeybinding(
+    const Extension* extension) {
+  // Add all the keybindings (except pageAction and browserAction, which are
+  // handled elsewhere).
+  const std::vector<Extension::ExtensionKeybinding> commands =
+      extension->keybindings();
+  for (size_t i = 0; i < commands.size(); ++i) {
+    if (ShouldIgnoreCommand(commands[i].command_name()))
+      continue;
+
+    event_targets_[commands[i].accelerator()] =
+        std::make_pair(extension->id(), commands[i].command_name());
+    focus_manager_->RegisterAccelerator(
+        commands[i].accelerator(), ui::AcceleratorManager::kHighPriority, this);
+  }
+}
+
+void ExtensionKeybindingRegistry::RemoveExtensionKeybinding(
+    const Extension* extension) {
+  EventTargets::const_iterator iter;
+  for (iter = event_targets_.begin(); iter != event_targets_.end(); ++iter) {
+    if (iter->second.first != extension->id())
+      continue;  // Not the extension we asked for.
+
+    focus_manager_->UnregisterAccelerator(iter->first, this);
+  }
+}
+
+bool ExtensionKeybindingRegistry::ShouldIgnoreCommand(
+    const std::string& command) const {
+  return command == extension_manifest_values::kPageActionKeybindingEvent ||
+         command == extension_manifest_values::kBrowserActionKeybindingEvent;
+}
+
+bool ExtensionKeybindingRegistry::AcceleratorPressed(
+    const ui::Accelerator& accelerator) {
+  ExtensionService* service = profile_->GetExtensionService();
+
+  EventTargets::iterator it = event_targets_.find(accelerator);
+  if (it == event_targets_.end()) {
+    NOTREACHED();  // Shouldn't get this event for something not registered.
+    return false;
+  }
+
+  service->browser_event_router()->CommandExecuted(
+      profile_, it->second.first, it->second.second);
+
+  return true;
+}
+
+bool ExtensionKeybindingRegistry::CanHandleAccelerators() const {
+  return true;
+}
+
+void ExtensionKeybindingRegistry::Observe(
+    int type,
+    const content::NotificationSource& source,
+    const content::NotificationDetails& details) {
+  switch (type) {
+    case chrome::NOTIFICATION_EXTENSION_LOADED:
+      AddExtensionKeybinding(
+          content::Details<const Extension>(details).ptr());
+      break;
+    case chrome::NOTIFICATION_EXTENSION_UNLOADED:
+      RemoveExtensionKeybinding(
+          content::Details<UnloadedExtensionInfo>(details)->extension);
+      break;
+    default:
+      NOTREACHED();
+      break;
+  }
+}
Property changes on: chrome\browser\extensions\extension_keybinding_registry.cc
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Added: svn:eol-style
   + LF