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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.
#ifndef CHROME_BROWSER_UI_WEBUI_CONSTRAINED_WEB_DIALOG_DELEGATE_BASE_H_
#define CHROME_BROWSER_UI_WEBUI_CONSTRAINED_WEB_DIALOG_DELEGATE_BASE_H_
#include <memory>
#include "base/macros.h"
#include "chrome/browser/ui/webui/constrained_web_dialog_ui.h"
#include "ui/web_dialogs/web_dialog_ui.h"
#include "ui/web_dialogs/web_dialog_web_contents_delegate.h"
namespace content {
class BrowserContext;
}
namespace ui {
class WebDialogDelegate;
}
// Platform-agnostic base implementation of ConstrainedWebDialogDelegate.
class ConstrainedWebDialogDelegateBase
: public ConstrainedWebDialogDelegate,
public ui::WebDialogWebContentsDelegate {
public:
// |browser_context| and |delegate| must outlive |this| instance, whereas
// |this| will take ownership of |tab_delegate|.
ConstrainedWebDialogDelegateBase(content::BrowserContext* browser_context,
ui::WebDialogDelegate* delegate,
WebDialogWebContentsDelegate* tab_delegate);
~ConstrainedWebDialogDelegateBase() override;
bool closed_via_webui() const;
// ConstrainedWebDialogDelegate interface.
const ui::WebDialogDelegate* GetWebDialogDelegate() const override;
ui::WebDialogDelegate* GetWebDialogDelegate() override;
void OnDialogCloseFromWebUI() override;
void ReleaseWebContentsOnDialogClose() override;
content::WebContents* GetWebContents() override;
gfx::NativeWindow GetNativeDialog() override;
gfx::Size GetMinimumSize() const override;
gfx::Size GetMaximumSize() const override;
gfx::Size GetPreferredSize() const override;
// WebDialogWebContentsDelegate interface.
void HandleKeyboardEvent(
content::WebContents* source,
const content::NativeWebKeyboardEvent& event) override;
// Resize the dialog to the given size.
virtual void ResizeToGivenSize(const gfx::Size size);
private:
std::unique_ptr<ui::WebDialogDelegate> web_dialog_delegate_;
// Holds the HTML to display in the constrained dialog.
std::unique_ptr<content::WebContents> web_contents_;
// Was the dialog closed from WebUI (in which case |web_dialog_delegate_|'s
// OnDialogClosed() method has already been called)?
bool closed_via_webui_;
// If true, release |web_contents_| on close instead of destroying it.
bool release_contents_on_close_;
std::unique_ptr<WebDialogWebContentsDelegate> override_tab_delegate_;
DISALLOW_COPY_AND_ASSIGN(ConstrainedWebDialogDelegateBase);
};
#endif // CHROME_BROWSER_UI_WEBUI_CONSTRAINED_WEB_DIALOG_DELEGATE_BASE_H_