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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 "ui/message_center/views/message_bubble_base.h"
#include "base/bind.h"
#include "ui/message_center/message_center_style.h"
#include "ui/message_center/message_center_util.h"
#include "ui/views/widget/widget.h"
#include "ui/views/widget/widget_observer.h"
namespace {
// Delay laying out the MessageBubbleBase until all notifications have been
// added and icons have had a chance to load.
const int kUpdateDelayMs = 50;
const int kMessageBubbleBaseDefaultMaxHeight = 400;
}
namespace message_center {
const SkColor MessageBubbleBase::kBackgroundColor =
SkColorSetRGB(0xfe, 0xfe, 0xfe);
MessageBubbleBase::MessageBubbleBase(MessageCenter* message_center,
MessageCenterTray* tray)
: message_center_(message_center),
tray_(tray),
bubble_view_(NULL),
weak_ptr_factory_(this),
max_height_(kMessageBubbleBaseDefaultMaxHeight) {
}
MessageBubbleBase::~MessageBubbleBase() {
if (bubble_view_)
bubble_view_->reset_delegate();
}
void MessageBubbleBase::BubbleViewDestroyed() {
bubble_view_ = NULL;
OnBubbleViewDestroyed();
}
void MessageBubbleBase::ScheduleUpdate() {
weak_ptr_factory_.InvalidateWeakPtrs(); // Cancel any pending update.
base::MessageLoop::current()->PostDelayedTask(
FROM_HERE,
base::Bind(&MessageBubbleBase::UpdateBubbleView,
weak_ptr_factory_.GetWeakPtr()),
base::TimeDelta::FromMilliseconds(kUpdateDelayMs));
}
bool MessageBubbleBase::IsVisible() const {
return bubble_view() && bubble_view()->GetWidget()->IsVisible();
}
void MessageBubbleBase::SetMaxHeight(int height) {
// Maximum height makes sense only for the new design.
if (height == 0)
height = kMessageBubbleBaseDefaultMaxHeight;
if (height == max_height_)
return;
max_height_ = height;
if (bubble_view_)
bubble_view_->SetMaxHeight(max_height_);
}
views::TrayBubbleView::InitParams MessageBubbleBase::GetDefaultInitParams(
views::TrayBubbleView::AnchorAlignment anchor_alignment) {
views::TrayBubbleView::InitParams init_params(
views::TrayBubbleView::ANCHOR_TYPE_TRAY,
anchor_alignment,
kNotificationWidth,
kNotificationWidth);
init_params.arrow_color = kBackgroundDarkColor;
return init_params;
}
} // namespace message_center
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