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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/cocoa/constrained_window/constrained_window_mac.h"
#include <memory>
#include <utility>
#include "base/logging.h"
#import "chrome/browser/ui/cocoa/constrained_window/constrained_window_sheet.h"
#import "chrome/browser/ui/cocoa/single_web_contents_dialog_manager_cocoa.h"
#include "components/guest_view/browser/guest_view_base.h"
#include "content/public/browser/browser_thread.h"
using web_modal::WebContentsModalDialogManager;
std::unique_ptr<ConstrainedWindowMac> CreateAndShowWebModalDialogMac(
ConstrainedWindowMacDelegate* delegate,
content::WebContents* web_contents,
id<ConstrainedWindowSheet> sheet) {
ConstrainedWindowMac* window =
new ConstrainedWindowMac(delegate, web_contents, sheet);
window->ShowWebContentsModalDialog();
return std::unique_ptr<ConstrainedWindowMac>(window);
}
std::unique_ptr<ConstrainedWindowMac> CreateWebModalDialogMac(
ConstrainedWindowMacDelegate* delegate,
content::WebContents* web_contents,
id<ConstrainedWindowSheet> sheet) {
return std::unique_ptr<ConstrainedWindowMac>(
new ConstrainedWindowMac(delegate, web_contents, sheet));
}
ConstrainedWindowMac::ConstrainedWindowMac(
ConstrainedWindowMacDelegate* delegate,
content::WebContents* web_contents,
id<ConstrainedWindowSheet> sheet)
: delegate_(delegate),
sheet_([sheet retain]) {
DCHECK(sheet);
// |web_contents| may be embedded within a chain of nested GuestViews. If it
// is, follow the chain of embedders to the outermost WebContents and use it.
web_contents_ =
guest_view::GuestViewBase::GetTopLevelWebContents(web_contents);
native_manager_.reset(
new SingleWebContentsDialogManagerCocoa(this, sheet_.get(),
GetDialogManager()));
}
ConstrainedWindowMac::~ConstrainedWindowMac() {
CHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
native_manager_.reset();
DCHECK(!manager_);
}
void ConstrainedWindowMac::ShowWebContentsModalDialog() {
std::unique_ptr<SingleWebContentsDialogManagerCocoa> dialog_manager;
dialog_manager.reset(native_manager_.release());
GetDialogManager()->ShowDialogWithManager(
[sheet_.get() sheetWindow], std::move(dialog_manager));
}
void ConstrainedWindowMac::CloseWebContentsModalDialog() {
if (manager_)
manager_->Close();
}
void ConstrainedWindowMac::OnDialogClosing() {
if (delegate_)
delegate_->OnConstrainedWindowClosed(this);
}
bool ConstrainedWindowMac::DialogWasShown() {
// If the dialog was shown, |native_manager_| would have been released.
return !native_manager_;
}
WebContentsModalDialogManager* ConstrainedWindowMac::GetDialogManager() {
DCHECK(web_contents_);
WebContentsModalDialogManager* dialog_manager =
WebContentsModalDialogManager::FromWebContents(web_contents_);
// If WebContentsModalDialogManager::CreateForWebContents(web_contents_) was
// never called, then the manager will be null. E.g., for browser tabs,
// TabHelpers::AttachTabHelpers() calls CreateForWebContents(). It is invalid
// to show a dialog on some kinds of WebContents. Crash cleanly in that case.
CHECK(dialog_manager);
return dialog_manager;
}
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