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// 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/extensions/location_bar_controller.h"
#include "base/logging.h"
#include "chrome/browser/extensions/active_script_controller.h"
#include "chrome/browser/extensions/extension_action.h"
#include "chrome/browser/extensions/page_action_controller.h"
#include "chrome/common/extensions/api/extension_action/action_info.h"
#include "content/public/browser/invalidate_type.h"
#include "content/public/browser/navigation_details.h"
#include "content/public/browser/web_contents.h"
#include "extensions/browser/extension_registry.h"
namespace extensions {
LocationBarController::LocationBarController(
content::WebContents* web_contents)
: WebContentsObserver(web_contents),
web_contents_(web_contents),
active_script_controller_(new ActiveScriptController(web_contents_)),
page_action_controller_(new PageActionController(web_contents_)),
extension_registry_observer_(this) {
extension_registry_observer_.Add(
ExtensionRegistry::Get(web_contents_->GetBrowserContext()));
}
LocationBarController::~LocationBarController() {
}
std::vector<ExtensionAction*> LocationBarController::GetCurrentActions() {
const ExtensionSet& extensions =
ExtensionRegistry::Get(web_contents_->GetBrowserContext())
->enabled_extensions();
std::vector<ExtensionAction*> current_actions;
for (ExtensionSet::const_iterator iter = extensions.begin();
iter != extensions.end();
++iter) {
// Right now, we can consolidate these actions because we only want to show
// one action per extension. If clicking on an active script action ever
// has a response, then we will need to split the actions.
ExtensionAction* action =
page_action_controller_->GetActionForExtension(*iter);
if (!action)
action = active_script_controller_->GetActionForExtension(*iter);
if (action)
current_actions.push_back(action);
}
return current_actions;
}
LocationBarController::Action LocationBarController::OnClicked(
const ExtensionAction* action) {
const Extension* extension =
ExtensionRegistry::Get(web_contents_->GetBrowserContext())
->enabled_extensions().GetByID(action->extension_id());
CHECK(extension) << action->extension_id();
Action page_action =
page_action_controller_->GetActionForExtension(extension) ?
page_action_controller_->OnClicked(extension) :
ACTION_NONE;
Action active_script_action =
active_script_controller_->GetActionForExtension(extension) ?
active_script_controller_->OnClicked(extension) :
ACTION_NONE;
// PageAction response takes priority.
return page_action != ACTION_NONE ? page_action : active_script_action;
}
// static
void LocationBarController::NotifyChange(content::WebContents* web_contents) {
web_contents->NotifyNavigationStateChanged(
content::INVALIDATE_TYPE_PAGE_ACTIONS);
}
void LocationBarController::DidNavigateMainFrame(
const content::LoadCommittedDetails& details,
const content::FrameNavigateParams& params) {
if (details.is_in_page)
return;
page_action_controller_->OnNavigated();
active_script_controller_->OnNavigated();
}
void LocationBarController::OnExtensionUnloaded(
content::BrowserContext* browser_context,
const Extension* extension,
UnloadedExtensionInfo::Reason reason) {
bool should_update = false;
if (page_action_controller_->GetActionForExtension(extension)) {
page_action_controller_->OnExtensionUnloaded(extension);
should_update = true;
}
if (active_script_controller_->GetActionForExtension(extension)) {
active_script_controller_->OnExtensionUnloaded(extension);
should_update = true;
}
if (should_update)
NotifyChange(web_contents());
}
} // namespace extensions
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