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// 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 <algorithm>
#include <functional>
#include "base/logging.h"
#include "chrome/browser/ui/media_stream_infobar_delegate.h"
#include "content/public/common/media_stream_request.h"
#include "grit/theme_resources_standard.h"
#include "ui/base/resource/resource_bundle.h"
namespace {
// A predicate that checks if a StreamDeviceInfo object has the same ID as the
// device ID specified at construction.
class DeviceIdEquals {
public:
explicit DeviceIdEquals(const std::string& device_id)
: device_id_(device_id) {
}
bool operator() (const content::MediaStreamDevice& device) {
return device.device_id == device_id_;
}
private:
std::string device_id_;
};
} // namespace
MediaStreamInfoBarDelegate::MediaStreamInfoBarDelegate(
InfoBarTabHelper* tab_helper,
const content::MediaStreamRequest* request,
const content::MediaResponseCallback& callback)
: InfoBarDelegate(tab_helper),
request_(request),
callback_(callback) {
DCHECK(request_);
has_audio_ = request_->devices.count(
content::MEDIA_STREAM_DEVICE_TYPE_AUDIO_CAPTURE) != 0;
has_video_ = request_->devices.count(
content::MEDIA_STREAM_DEVICE_TYPE_VIDEO_CAPTURE) != 0;
}
MediaStreamInfoBarDelegate::~MediaStreamInfoBarDelegate() {
}
content::MediaStreamDevices
MediaStreamInfoBarDelegate::GetAudioDevices() const {
if (!has_audio_)
return content::MediaStreamDevices();
content::MediaStreamDeviceMap::const_iterator it =
request_->devices.find(content::MEDIA_STREAM_DEVICE_TYPE_AUDIO_CAPTURE);
DCHECK(it != request_->devices.end());
return it->second;
}
content::MediaStreamDevices
MediaStreamInfoBarDelegate::GetVideoDevices() const {
if (!has_video_)
return content::MediaStreamDevices();
content::MediaStreamDeviceMap::const_iterator it =
request_->devices.find(content::MEDIA_STREAM_DEVICE_TYPE_VIDEO_CAPTURE);
DCHECK(it != request_->devices.end());
return it->second;
}
const std::string& MediaStreamInfoBarDelegate::GetSecurityOrigin() const {
return request_->security_origin;
}
void MediaStreamInfoBarDelegate::Accept(const std::string& audio_id,
const std::string& video_id) {
content::MediaStreamDevices devices;
if (has_audio_) {
AddDeviceWithId(content::MEDIA_STREAM_DEVICE_TYPE_AUDIO_CAPTURE,
audio_id, &devices);
}
if (has_video_) {
AddDeviceWithId(content::MEDIA_STREAM_DEVICE_TYPE_VIDEO_CAPTURE,
video_id, &devices);
}
callback_.Run(devices);
}
void MediaStreamInfoBarDelegate::Deny() {
callback_.Run(content::MediaStreamDevices());
}
void MediaStreamInfoBarDelegate::AddDeviceWithId(
content::MediaStreamDeviceType type,
const std::string& id,
content::MediaStreamDevices* devices) {
DCHECK(devices);
content::MediaStreamDeviceMap::const_iterator device_it =
request_->devices.find(type);
if (device_it != request_->devices.end()) {
content::MediaStreamDevices::const_iterator it = std::find_if(
device_it->second.begin(), device_it->second.end(), DeviceIdEquals(id));
if (it != device_it->second.end())
devices->push_back(*it);
}
}
// MediaStreamInfoBarDelegate::CreateInfoBar is implemented in platform-specific
// files.
#if !defined(TOOLKIT_VIEWS)
// TODO(macourteau): This section is temporary, until the InfoBar is implemented
// on other platforms, to make sure everything compiles and links.
InfoBar* MediaStreamInfoBarDelegate::CreateInfoBar(InfoBarTabHelper* owner) {
DCHECK(owner);
return NULL;
}
#endif // !TOOLKIT_VIEWS
void MediaStreamInfoBarDelegate::InfoBarDismissed() {
// Deny the request if the infobar was closed with the 'x' button, since
// we don't want WebRTC to be waiting for an answer that will never come.
Deny();
}
gfx::Image* MediaStreamInfoBarDelegate::GetIcon() const {
return &ResourceBundle::GetSharedInstance().GetNativeImageNamed(has_video_ ?
IDR_INFOBAR_MEDIA_STREAM_CAMERA : IDR_INFOBAR_MEDIA_STREAM_MIC);
}
InfoBarDelegate::Type MediaStreamInfoBarDelegate::GetInfoBarType() const {
return PAGE_ACTION_TYPE;
}
MediaStreamInfoBarDelegate*
MediaStreamInfoBarDelegate::AsMediaStreamInfobarDelegate() {
return this;
}
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