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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_ASH_ACCESSIBILITY_ACCESSIBILITY_PANEL_H_
#define CHROME_BROWSER_ASH_ACCESSIBILITY_ACCESSIBILITY_PANEL_H_
#include <stdint.h>
#include "base/memory/raw_ptr.h"
#include "content/public/browser/web_contents_delegate.h"
#include "ui/views/widget/widget_delegate.h"
namespace content {
class BrowserContext;
}
namespace views {
class Widget;
}
namespace ash {
const char EXTENSION_PREFIX[] = "chrome-extension://";
// Creates a panel onscreen on which an accessibility extension can draw a
// custom UI.
class AccessibilityPanel : public views::WidgetDelegate,
public content::WebContentsDelegate {
public:
explicit AccessibilityPanel(content::BrowserContext* browser_context,
const std::string& content_url,
const std::string& widget_name);
AccessibilityPanel(const AccessibilityPanel&) = delete;
AccessibilityPanel& operator=(const AccessibilityPanel&) = delete;
~AccessibilityPanel() override;
// Closes the panel immediately, deleting the WebView/WebContents.
void CloseNow();
// Closes the panel asynchronously.
void Close();
// WidgetDelegate:
const views::Widget* GetWidget() const override;
views::Widget* GetWidget() override;
views::View* GetContentsView() override;
protected:
// Returns the web contents, so subclasses can monitor for changes.
content::WebContents* GetWebContents();
private:
class AccessibilityPanelWebContentsObserver;
// content::WebContentsDelegate:
bool HandleContextMenu(content::RenderFrameHost& render_frame_host,
const content::ContextMenuParams& params) override;
// Indirectly invoked by the component extension.
void DidFirstVisuallyNonEmptyPaint();
raw_ptr<content::WebContents> web_contents_;
std::unique_ptr<AccessibilityPanelWebContentsObserver> web_contents_observer_;
raw_ptr<views::Widget> widget_ = nullptr;
raw_ptr<views::View> web_view_ = nullptr;
};
} // namespace ash
#endif // CHROME_BROWSER_ASH_ACCESSIBILITY_ACCESSIBILITY_PANEL_H_
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