cef/tests/cefclient/browser/client_handler_osr.h

153 lines
6.5 KiB
C++

// Copyright (c) 2015 The Chromium Embedded Framework 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 CEF_TESTS_CEFCLIENT_BROWSER_CLIENT_HANDLER_OSR_H_
#define CEF_TESTS_CEFCLIENT_BROWSER_CLIENT_HANDLER_OSR_H_
#pragma once
#include "tests/cefclient/browser/client_handler.h"
namespace client {
// Client handler implementation for windowless browsers. There will only ever
// be one browser per handler instance.
class ClientHandlerOsr : public ClientHandler,
public CefAccessibilityHandler,
public CefRenderHandler {
public:
// Implement this interface to receive notification of ClientHandlerOsr
// events. The methods of this class will be called on the CEF UI thread.
class OsrDelegate {
public:
// These methods match the CefLifeSpanHandler interface.
virtual void OnAfterCreated(CefRefPtr<CefBrowser> browser) = 0;
virtual void OnBeforeClose(CefRefPtr<CefBrowser> browser) = 0;
// These methods match the CefRenderHandler interface.
virtual bool GetRootScreenRect(CefRefPtr<CefBrowser> browser,
CefRect& rect) = 0;
virtual void GetViewRect(CefRefPtr<CefBrowser> browser, CefRect& rect) = 0;
virtual bool GetScreenPoint(CefRefPtr<CefBrowser> browser,
int viewX,
int viewY,
int& screenX,
int& screenY) = 0;
virtual bool GetScreenInfo(CefRefPtr<CefBrowser> browser,
CefScreenInfo& screen_info) = 0;
virtual void OnPopupShow(CefRefPtr<CefBrowser> browser, bool show) = 0;
virtual void OnPopupSize(CefRefPtr<CefBrowser> browser,
const CefRect& rect) = 0;
virtual void OnPaint(CefRefPtr<CefBrowser> browser,
CefRenderHandler::PaintElementType type,
const CefRenderHandler::RectList& dirtyRects,
const void* buffer,
int width,
int height) = 0;
virtual void OnAcceleratedPaint(
CefRefPtr<CefBrowser> browser,
CefRenderHandler::PaintElementType type,
const CefRenderHandler::RectList& dirtyRects,
void* share_handle) {}
virtual bool StartDragging(CefRefPtr<CefBrowser> browser,
CefRefPtr<CefDragData> drag_data,
CefRenderHandler::DragOperationsMask allowed_ops,
int x,
int y) = 0;
virtual void UpdateDragCursor(
CefRefPtr<CefBrowser> browser,
CefRenderHandler::DragOperation operation) = 0;
virtual void OnImeCompositionRangeChanged(
CefRefPtr<CefBrowser> browser,
const CefRange& selection_range,
const CefRenderHandler::RectList& character_bounds) = 0;
// These methods match the CefDisplayHandler interface.
virtual void OnCursorChange(CefRefPtr<CefBrowser> browser,
CefCursorHandle cursor,
cef_cursor_type_t type,
const CefCursorInfo& custom_cursor_info) = 0;
virtual void UpdateAccessibilityTree(CefRefPtr<CefValue> value) = 0;
virtual void UpdateAccessibilityLocation(CefRefPtr<CefValue> value) = 0;
protected:
virtual ~OsrDelegate() = default;
};
ClientHandlerOsr(Delegate* delegate,
OsrDelegate* osr_delegate,
bool with_controls,
const std::string& startup_url);
// This object may outlive the OsrDelegate object so it's necessary for the
// OsrDelegate to detach itself before destruction.
void DetachOsrDelegate();
// CefClient methods.
CefRefPtr<CefRenderHandler> GetRenderHandler() override { return this; }
CefRefPtr<CefAccessibilityHandler> GetAccessibilityHandler() override {
return this;
}
// CefLifeSpanHandler methods.
void OnAfterCreated(CefRefPtr<CefBrowser> browser) override;
void OnBeforeClose(CefRefPtr<CefBrowser> browser) override;
// CefRenderHandler methods.
bool GetRootScreenRect(CefRefPtr<CefBrowser> browser, CefRect& rect) override;
void GetViewRect(CefRefPtr<CefBrowser> browser, CefRect& rect) override;
bool GetScreenPoint(CefRefPtr<CefBrowser> browser,
int viewX,
int viewY,
int& screenX,
int& screenY) override;
bool GetScreenInfo(CefRefPtr<CefBrowser> browser,
CefScreenInfo& screen_info) override;
void OnPopupShow(CefRefPtr<CefBrowser> browser, bool show) override;
void OnPopupSize(CefRefPtr<CefBrowser> browser, const CefRect& rect) override;
void OnPaint(CefRefPtr<CefBrowser> browser,
CefRenderHandler::PaintElementType type,
const CefRenderHandler::RectList& dirtyRects,
const void* buffer,
int width,
int height) override;
void OnAcceleratedPaint(CefRefPtr<CefBrowser> browser,
CefRenderHandler::PaintElementType type,
const CefRenderHandler::RectList& dirtyRects,
void* share_handle) override;
bool StartDragging(CefRefPtr<CefBrowser> browser,
CefRefPtr<CefDragData> drag_data,
CefRenderHandler::DragOperationsMask allowed_ops,
int x,
int y) override;
void UpdateDragCursor(CefRefPtr<CefBrowser> browser,
CefRenderHandler::DragOperation operation) override;
void OnImeCompositionRangeChanged(
CefRefPtr<CefBrowser> browser,
const CefRange& selection_range,
const CefRenderHandler::RectList& character_bounds) override;
// CefDisplayHandler methods.
bool OnCursorChange(CefRefPtr<CefBrowser> browser,
CefCursorHandle cursor,
cef_cursor_type_t type,
const CefCursorInfo& custom_cursor_info) override;
// CefAccessibilityHandler methods.
void OnAccessibilityTreeChange(CefRefPtr<CefValue> value) override;
void OnAccessibilityLocationChange(CefRefPtr<CefValue> value) override;
private:
// Only accessed on the UI thread.
OsrDelegate* osr_delegate_;
// Include the default reference counting implementation.
IMPLEMENT_REFCOUNTING(ClientHandlerOsr);
DISALLOW_COPY_AND_ASSIGN(ClientHandlerOsr);
};
} // namespace client
#endif // CEF_TESTS_CEFCLIENT_BROWSER_CLIENT_HANDLER_OSR_H_