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// Copyright 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.
#ifndef COMPONENTS_WEB_MODAL_WEB_CONTENTS_MODAL_DIALOG_MANAGER_H_
#define COMPONENTS_WEB_MODAL_WEB_CONTENTS_MODAL_DIALOG_MANAGER_H_
#include <deque>
#include <memory>
#include "base/macros.h"
#include "build/build_config.h"
#include "components/web_modal/single_web_contents_dialog_manager.h"
#include "content/public/browser/web_contents_observer.h"
#include "content/public/browser/web_contents_user_data.h"
#include "ui/gfx/native_widget_types.h"
namespace web_modal {
class WebContentsModalDialogManagerDelegate;
// Per-WebContents class to manage WebContents-modal dialogs.
class WebContentsModalDialogManager
: public SingleWebContentsDialogManagerDelegate,
public content::WebContentsObserver,
public content::WebContentsUserData<WebContentsModalDialogManager> {
public:
~WebContentsModalDialogManager() override;
WebContentsModalDialogManagerDelegate* delegate() const { return delegate_; }
void SetDelegate(WebContentsModalDialogManagerDelegate* d);
#if defined(OS_MACOSX)
// Note: This method is not defined inside components/web_modal/ as its
// definition (needed for Cocoa builds) depends on chrome/browser/ui/cocoa/.
static SingleWebContentsDialogManager* CreateNativeWebModalManager(
gfx::NativeWindow dialog,
SingleWebContentsDialogManagerDelegate* native_delegate);
#endif
// Allow clients to supply their own native dialog manager. Suitable for
// bubble clients.
void ShowDialogWithManager(
gfx::NativeWindow dialog,
std::unique_ptr<SingleWebContentsDialogManager> manager);
// Returns true if any dialogs are active and not closed.
bool IsDialogActive() const;
// Focus the topmost modal dialog. IsDialogActive() must be true when calling
// this function.
void FocusTopmostDialog() const;
// SingleWebContentsDialogManagerDelegate:
content::WebContents* GetWebContents() const override;
void WillClose(gfx::NativeWindow dialog) override;
// For testing.
class TestApi {
public:
explicit TestApi(WebContentsModalDialogManager* manager)
: manager_(manager) {}
void CloseAllDialogs() { manager_->CloseAllDialogs(); }
void DidAttachInterstitialPage() { manager_->DidAttachInterstitialPage(); }
void WebContentsWasShown() { manager_->WasShown(); }
void WebContentsWasHidden() { manager_->WasHidden(); }
private:
WebContentsModalDialogManager* manager_;
DISALLOW_COPY_AND_ASSIGN(TestApi);
};
private:
explicit WebContentsModalDialogManager(content::WebContents* web_contents);
friend class content::WebContentsUserData<WebContentsModalDialogManager>;
struct DialogState {
DialogState(gfx::NativeWindow dialog,
std::unique_ptr<SingleWebContentsDialogManager> manager);
~DialogState();
gfx::NativeWindow dialog;
std::unique_ptr<SingleWebContentsDialogManager> manager;
};
typedef std::deque<DialogState*> WebContentsModalDialogList;
// Utility function to get the dialog state for a dialog.
WebContentsModalDialogList::iterator FindDialogState(
gfx::NativeWindow dialog);
// Blocks/unblocks interaction with renderer process.
void BlockWebContentsInteraction(bool blocked);
bool IsWebContentsVisible() const;
// Closes all WebContentsModalDialogs.
void CloseAllDialogs();
// Overridden from content::WebContentsObserver:
void DidNavigateMainFrame(
const content::LoadCommittedDetails& details,
const content::FrameNavigateParams& params) override;
void DidGetIgnoredUIEvent() override;
void WasShown() override;
void WasHidden() override;
void WebContentsDestroyed() override;
void DidAttachInterstitialPage() override;
// Delegate for notifying our owner about stuff. Not owned by us.
WebContentsModalDialogManagerDelegate* delegate_;
// All active dialogs.
WebContentsModalDialogList child_dialogs_;
// True while closing the dialogs on WebContents close.
bool closing_all_dialogs_;
DISALLOW_COPY_AND_ASSIGN(WebContentsModalDialogManager);
};
} // namespace web_modal
#endif // COMPONENTS_WEB_MODAL_WEB_CONTENTS_MODAL_DIALOG_MANAGER_H_
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