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// Copyright (c) 2011 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/extensions/extension_dialog.h"
#include "chrome/browser/extensions/extension_host.h"
#include "chrome/browser/extensions/extension_process_manager.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_window.h"
#include "chrome/browser/ui/views/extensions/extension_dialog_observer.h"
#include "chrome/browser/ui/views/window.h" // CreateViewsWindow
#include "chrome/common/chrome_notification_types.h"
#include "content/browser/renderer_host/render_view_host.h"
#include "content/browser/renderer_host/render_widget_host_view.h"
#include "content/browser/tab_contents/tab_contents.h"
#include "content/public/browser/notification_details.h"
#include "content/public/browser/notification_source.h"
#include "googleurl/src/gurl.h"
#include "views/widget/widget.h"
#if defined(OS_CHROMEOS)
#include "chrome/browser/chromeos/frame/bubble_window.h"
#endif
namespace {
views::Widget* CreateWindow(gfx::NativeWindow parent,
views::WidgetDelegate* delegate) {
#if defined(OS_CHROMEOS) && defined(TOOLKIT_USES_GTK)
// TODO(msw): revert to BubbleWindow for all ChromeOS cases when CL
// for crbug.com/98322 is landed.
// On Chrome OS we need to override the style to suppress padding around
// the borders.
return chromeos::BubbleWindow::Create(parent,
STYLE_FLUSH, delegate);
#else
return browser::CreateViewsWindow(parent, delegate);
#endif
}
} // namespace
ExtensionDialog::ExtensionDialog(ExtensionHost* host,
ExtensionDialogObserver* observer)
: window_(NULL),
extension_host_(host),
observer_(observer) {
AddRef(); // Balanced in DeleteDelegate();
// Listen for the containing view calling window.close();
registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_HOST_VIEW_SHOULD_CLOSE,
content::Source<Profile>(host->profile()));
}
ExtensionDialog::~ExtensionDialog() {
}
// static
ExtensionDialog* ExtensionDialog::Show(
const GURL& url,
Browser* browser,
TabContents* tab_contents,
int width,
int height,
const string16& title,
ExtensionDialogObserver* observer) {
CHECK(browser);
ExtensionHost* host = CreateExtensionHost(url, browser);
if (!host)
return NULL;
host->set_associated_tab_contents(tab_contents);
ExtensionDialog* dialog = new ExtensionDialog(host, observer);
dialog->set_title(title);
dialog->InitWindow(browser, width, height);
// Ensure the DOM JavaScript can respond immediately to keyboard shortcuts.
host->host_contents()->Focus();
return dialog;
}
// static
ExtensionHost* ExtensionDialog::CreateExtensionHost(const GURL& url,
Browser* browser) {
ExtensionProcessManager* manager =
browser->profile()->GetExtensionProcessManager();
DCHECK(manager);
if (!manager)
return NULL;
return manager->CreateDialogHost(url, browser);
}
void ExtensionDialog::InitWindow(Browser* browser, int width, int height) {
gfx::NativeWindow parent = browser->window()->GetNativeHandle();
window_ = CreateWindow(parent, this /* views::WidgetDelegate */);
// Center the window over the browser.
gfx::Point center = browser->window()->GetBounds().CenterPoint();
int x = center.x() - width / 2;
int y = center.y() - height / 2;
window_->SetBounds(gfx::Rect(x, y, width, height));
window_->Show();
window_->Activate();
}
void ExtensionDialog::ObserverDestroyed() {
observer_ = NULL;
}
void ExtensionDialog::Close() {
if (!window_)
return;
if (observer_)
observer_->ExtensionDialogIsClosing(this);
window_->Close();
window_ = NULL;
}
/////////////////////////////////////////////////////////////////////////////
// views::WidgetDelegate overrides.
bool ExtensionDialog::CanResize() const {
return false;
}
bool ExtensionDialog::IsModal() const {
return true;
}
bool ExtensionDialog::ShouldShowWindowTitle() const {
return !window_title_.empty();
}
string16 ExtensionDialog::GetWindowTitle() const {
return window_title_;
}
void ExtensionDialog::DeleteDelegate() {
// The window has finished closing. Allow ourself to be deleted.
Release();
}
views::Widget* ExtensionDialog::GetWidget() {
return extension_host_->view()->GetWidget();
}
const views::Widget* ExtensionDialog::GetWidget() const {
return extension_host_->view()->GetWidget();
}
views::View* ExtensionDialog::GetContentsView() {
return extension_host_->view();
}
/////////////////////////////////////////////////////////////////////////////
// content::NotificationObserver overrides.
void ExtensionDialog::Observe(int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) {
switch (type) {
case chrome::NOTIFICATION_EXTENSION_HOST_VIEW_SHOULD_CLOSE:
// If we aren't the host of the popup, then disregard the notification.
if (content::Details<ExtensionHost>(host()) != details)
return;
Close();
break;
default:
NOTREACHED() << L"Received unexpected notification";
break;
}
}
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