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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 "chrome/browser/ui/views/status_icons/status_icon_chromeos.h"
#include "chrome/browser/chromeos/frame/browser_view.h"
#include "chrome/browser/chromeos/status/status_area_button.h"
#include "chrome/browser/profiles/profile_manager.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_list.h"
#include "chrome/common/chrome_notification_types.h"
#include "content/public/browser/notification_service.h"
#include "ui/views/controls/menu/menu_delegate.h"
#include "ui/views/controls/menu/menu_model_adapter.h"
#include "ui/views/controls/menu/menu_runner.h"
#include "ui/views/controls/menu/view_menu_delegate.h"
class StatusIconChromeOS::NotificationTrayButton
: public StatusAreaButton,
public views::MenuDelegate,
public views::ViewMenuDelegate {
public:
NotificationTrayButton(StatusIconChromeOS* status_icon,
StatusAreaButton::Delegate* delegate)
: StatusAreaButton(delegate, this),
status_icon_(status_icon) {
}
virtual ~NotificationTrayButton() {}
void SetImage(const SkBitmap& image) {
SetIcon(image);
SetVisible(true);
PreferredSizeChanged();
SchedulePaint();
}
void Hide() {
SetVisible(false);
SchedulePaint();
}
// views::MenuButton overrides.
virtual bool Activate() OVERRIDE {
// All tray buttons are removed on status icon destruction.
// This should never be called afterwards.
bool retval = views::MenuButton::Activate();
status_icon_->Clicked();
return retval;
}
// views::ViewMenuDelegate implementation.
virtual void RunMenu(views::View* source, const gfx::Point& pt)
OVERRIDE {
views::MenuRunner* menu_runner = status_icon_->menu_runner();
if (!menu_runner)
return;
gfx::Point screen_location;
views::View::ConvertPointToScreen(source, &screen_location);
gfx::Rect bounds(screen_location, source->size());
if (menu_runner->RunMenuAt(
source->GetWidget()->GetTopLevelWidget(), this, bounds,
views::MenuItemView::TOPRIGHT, views::MenuRunner::HAS_MNEMONICS) ==
views::MenuRunner::MENU_DELETED)
return;
}
private:
StatusIconChromeOS* status_icon_;
};
StatusIconChromeOS::StatusIconChromeOS()
: last_image_(new SkBitmap()) {
// This class adds a tray icon in the status area of all browser windows
// in Chrome OS. This is the closest we can get to a system tray icon.
for (BrowserList::BrowserVector::const_iterator it = BrowserList::begin();
it != BrowserList::end(); ++it) {
AddIconToBrowser(*it);
}
// Listen to all browser open/close events to keep our map up to date.
registrar_.Add(this, chrome::NOTIFICATION_BROWSER_WINDOW_READY,
content::NotificationService::AllSources());
registrar_.Add(this, chrome::NOTIFICATION_BROWSER_CLOSED,
content::NotificationService::AllSources());
}
StatusIconChromeOS::~StatusIconChromeOS() {
for (TrayButtonMap::const_iterator it = tray_button_map_.begin();
it != tray_button_map_.end(); ++it) {
it->first->RemoveTrayButton(it->second);
}
}
void StatusIconChromeOS::Observe(int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) {
switch (type) {
case chrome::NOTIFICATION_BROWSER_WINDOW_READY: {
Browser* browser = content::Source<Browser>(source).ptr();
AddIconToBrowser(browser);
break;
}
case chrome::NOTIFICATION_BROWSER_CLOSED: {
chromeos::BrowserView* browser_view =
chromeos::BrowserView::GetBrowserViewForBrowser(
content::Source<Browser>(source).ptr());
DCHECK(browser_view);
tray_button_map_.erase(browser_view);
break;
}
default:
NOTREACHED();
}
}
void StatusIconChromeOS::AddIconToBrowser(Browser* browser) {
chromeos::BrowserView* browser_view =
chromeos::BrowserView::GetBrowserViewForBrowser(browser);
DCHECK(browser_view);
if (tray_button_map_.find(browser_view) != tray_button_map_.end()) {
NOTREACHED();
return;
}
NotificationTrayButton* tray_button =
new NotificationTrayButton(this, browser_view);
tray_button_map_[browser_view] = tray_button;
browser_view->AddTrayButton(tray_button, StatusAreaView::NO_BORDER);
if (!last_image_->empty())
tray_button->SetImage(*last_image_.get());
}
void StatusIconChromeOS::SetImage(const SkBitmap& image) {
if (image.isNull())
return;
for (TrayButtonMap::const_iterator it = tray_button_map_.begin();
it != tray_button_map_.end(); ++it) {
it->second->SetImage(image);
}
*last_image_.get() = image;
}
void StatusIconChromeOS::SetPressedImage(const SkBitmap& image) {
// Not supported. Chrome OS shows the context menu on left clicks.
}
void StatusIconChromeOS::SetToolTip(const string16& tool_tip) {
for (TrayButtonMap::const_iterator it = tray_button_map_.begin();
it != tray_button_map_.end(); ++it) {
it->second->SetTooltipText(tool_tip);
}
}
void StatusIconChromeOS::DisplayBalloon(const SkBitmap& icon,
const string16& title,
const string16& contents) {
notification_.DisplayBalloon(icon, title, contents);
}
void StatusIconChromeOS::Clicked() {
// Chrome OS shows the context menu on left button clicks, and this event
// should only be dispatched when the click doesn't show the context menu.
if (!menu_runner_.get())
DispatchClickEvent();
}
StatusAreaButton* StatusIconChromeOS::GetButtonForBrowser(Browser* browser) {
DCHECK(browser);
chromeos::BrowserView* browser_view =
chromeos::BrowserView::GetBrowserViewForBrowser(browser);
DCHECK(browser_view);
if (tray_button_map_.find(browser_view) == tray_button_map_.end()) {
NOTREACHED();
return NULL;
}
return tray_button_map_[browser_view];
}
void StatusIconChromeOS::UpdatePlatformContextMenu(ui::MenuModel* menu) {
// If no items are passed, blow away our context menu.
if (!menu) {
context_menu_adapter_.reset();
menu_runner_.reset();
return;
}
// Create context menu with the new contents.
views::MenuModelAdapter* adapter = new views::MenuModelAdapter(menu);
context_menu_adapter_.reset(adapter);
views::MenuItemView* menu_view = new views::MenuItemView(adapter);
adapter->BuildMenu(menu_view);
// menu_runner_ takes ownership of menu.
menu_runner_.reset(new views::MenuRunner(menu_view));
}
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