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// Copyright (c) 2009 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/chromeos/browser_extender.h"
#include <algorithm>
#include "app/theme_provider.h"
#include "chrome/app/chrome_dll_resource.h"
#include "chrome/browser/chromeos/main_menu.h"
#include "chrome/browser/chromeos/status_area_view.h"
#include "chrome/browser/views/frame/browser_frame_gtk.h"
#include "chrome/browser/views/frame/browser_view.h"
#include "chrome/browser/views/panel_controller.h"
#include "chrome/browser/views/tabs/tab_overview_types.h"
#include "chrome/browser/views/toolbar_view.h"
#include "grit/generated_resources.h"
#include "grit/theme_resources.h"
#include "views/controls/button/button.h"
#include "views/controls/button/image_button.h"
#include "views/controls/menu/simple_menu_model.h"
#include "views/window/window.h"
namespace {
// NormalExtender adds ChromeOS specific controls and menus to BrowserView
// created with Browser::TYPE_NORMAL. For Browser::TYPE_POPUP type of
// BrowserView, see PopupExtender class below.
class NormalExtender : public BrowserExtender,
public views::ButtonListener,
public views::ContextMenuController {
public:
explicit NormalExtender(BrowserView* browser_view)
: BrowserExtender(browser_view),
main_menu_(NULL) {
}
virtual ~NormalExtender() {}
protected:
// BrowserExtender overrides.
virtual void Init() {
main_menu_ = new views::ImageButton(this);
ThemeProvider* theme_provider =
browser_view()->frame()->GetThemeProviderForFrame();
SkBitmap* image = theme_provider->GetBitmapNamed(IDR_MAIN_MENU_BUTTON);
main_menu_->SetImage(views::CustomButton::BS_NORMAL, image);
main_menu_->SetImage(views::CustomButton::BS_HOT, image);
main_menu_->SetImage(views::CustomButton::BS_PUSHED, image);
browser_view()->AddChildView(main_menu_);
status_area_ = new StatusAreaView(
browser_view()->browser(),
browser_view()->GetWindow()->GetNativeWindow());
browser_view()->AddChildView(status_area_);
status_area_->Init();
InitSystemMenu();
MainMenu::ScheduleCreation();
// The ContextMenuController has to be set to a NonClientView but
// not to a NonClientFrameView because a TabStrip is not a child of
// a NonClientFrameView even though visually a TabStrip is over a
// NonClientFrameView.
BrowserFrameGtk* gtk_frame =
static_cast<BrowserFrameGtk*>(browser_view()->frame());
gtk_frame->GetNonClientView()->SetContextMenuController(this);
}
virtual gfx::Rect Layout(const gfx::Rect& bounds) {
// skip if there is no space to layout.
if (bounds.IsEmpty())
return bounds;
// Layout main menu before tab strip.
gfx::Size main_menu_size = main_menu_->GetPreferredSize();
main_menu_->SetBounds(bounds.x(), bounds.y(),
main_menu_size.width(), bounds.height());
// Layout status area after tab strip.
gfx::Size status_size = status_area_->GetPreferredSize();
status_area_->SetBounds(bounds.x() + bounds.width() - status_size.width(),
bounds.y(), status_size.width(),
status_size.height());
int width = bounds.width() - main_menu_size.width() - status_size.width();
return gfx::Rect(bounds.x() + main_menu_size.width(),
bounds.y(),
std::max(0, width), // in case there is no space left.
bounds.height());
}
virtual bool NonClientHitTest(const gfx::Point& point) {
gfx::Point point_in_main_menu_coords(point);
views::View::ConvertPointToView(browser_view(), main_menu_,
&point_in_main_menu_coords);
gfx::Point point_in_status_area_coords(point);
views::View::ConvertPointToView(browser_view(), status_area_,
&point_in_status_area_coords);
return main_menu_->HitTest(point_in_main_menu_coords) ||
status_area_->HitTest(point_in_status_area_coords);
}
virtual void Show() {
// TODO(oshima): PanelController seems to be doing something similar.
// Investigate if we need both.
TabOverviewTypes::instance()->SetWindowType(
GTK_WIDGET(GetBrowserWindow()->GetNativeWindow()),
TabOverviewTypes::WINDOW_TYPE_CHROME_TOPLEVEL,
NULL);
}
private:
// Creates system menu.
void InitSystemMenu() {
system_menu_contents_.reset(new views::SimpleMenuModel(browser_view()));
system_menu_contents_->AddItemWithStringId(IDC_RESTORE_TAB,
IDS_RESTORE_TAB);
system_menu_contents_->AddItemWithStringId(IDC_NEW_TAB, IDS_NEW_TAB);
system_menu_contents_->AddSeparator();
system_menu_contents_->AddItemWithStringId(IDC_TASK_MANAGER,
IDS_TASK_MANAGER);
system_menu_menu_.reset(new views::Menu2(system_menu_contents_.get()));
}
// views::ButtonListener overrides.
virtual void ButtonPressed(views::Button* sender, const views::Event& event) {
MainMenu::Show(browser_view()->browser());
}
// views::ContextMenuController overrides.
virtual void ShowContextMenu(views::View* source,
int x,
int y,
bool is_mouse_gesture) {
system_menu_menu_->RunMenuAt(gfx::Point(x, y), views::Menu2::ALIGN_TOPLEFT);
}
// Main menu button.
views::ImageButton* main_menu_;
// Status Area view.
StatusAreaView* status_area_;
// System menus
scoped_ptr<views::SimpleMenuModel> system_menu_contents_;
scoped_ptr<views::Menu2> system_menu_menu_;
DISALLOW_COPY_AND_ASSIGN(NormalExtender);
};
// PopupExtender class creates dedicated title window for popup window.
// The size and location of the created title window is controlled by
// by window manager.
class PopupExtender : public BrowserExtender {
public:
explicit PopupExtender(BrowserView* browser_view)
: BrowserExtender(browser_view) {
}
virtual ~PopupExtender() {}
private:
// BrowserExtender overrides.
virtual void Init() {
// The visibility of toolbar is controlled in
// the BrowserView::IsToolbarVisible method.
views::Window* window = GetBrowserWindow();
gfx::NativeWindow native_window = window->GetNativeWindow();
// The window manager needs the min size for popups.
gfx::Rect bounds = window->GetBounds();
gtk_widget_set_size_request(
GTK_WIDGET(native_window), bounds.width(), bounds.height());
// If we don't explicitly resize here there is a race condition between
// the X Server and the window manager. Windows will appear with a default
// size of 200x200 if this happens.
gtk_window_resize(native_window, bounds.width(), bounds.height());
}
virtual bool NonClientHitTest(const gfx::Point& point) {
return false;
}
virtual void Show() {
panel_controller_.reset(new PanelController(browser_view()));
}
virtual void Close() {
if (panel_controller_.get())
panel_controller_->Close();
}
virtual void UpdateTitleBar() {
if (panel_controller_.get())
panel_controller_->UpdateTitleBar();
}
virtual void ActivationChanged() {
if (panel_controller_.get()) {
if (GetBrowserWindow()->IsActive())
panel_controller_->OnFocusIn();
else
panel_controller_->OnFocusOut();
}
}
// Controls interactions with the window manager for popup panels.
scoped_ptr<PanelController> panel_controller_;
DISALLOW_COPY_AND_ASSIGN(PopupExtender);
};
} // namespace
////////////////////////////////////////////////////////////////////////////////
// BrowserExtender, public:
BrowserExtender::BrowserExtender(BrowserView* browser_view)
: browser_view_(browser_view),
can_close_(true) {
}
// static
BrowserExtender* BrowserExtender::Create(BrowserView* browser_view) {
BrowserExtender* extender;
if (browser_view->browser()->type() & Browser::TYPE_POPUP)
extender = new PopupExtender(browser_view);
else
extender = new NormalExtender(browser_view);
extender->Init();
return extender;
}
////////////////////////////////////////////////////////////////////////////////
// BrowserExtender, protected:
views::Window* BrowserExtender::GetBrowserWindow() {
return browser_view_->frame()->GetWindow();
}
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