cef/tests/cefclient/cefclient_osr_widget_win.h

138 lines
4.7 KiB
C++

// Copyright (c) 2011 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_CEFCLIENT_OSR_WIDGET_WIN_H_
#define CEF_TESTS_CEFCLIENT_CEFCLIENT_OSR_WIDGET_WIN_H_
#pragma once
#include "include/cef_render_handler.h"
#include "cefclient/cefclient_osr_dragdrop_win.h"
#include "cefclient/client_handler.h"
#include "cefclient/osrenderer.h"
class OSRBrowserProvider {
public:
virtual CefRefPtr<CefBrowser> GetBrowser() =0;
protected:
virtual ~OSRBrowserProvider() {}
};
class OSRWindow : public ClientHandler::RenderHandler
#if defined(CEF_USE_ATL)
, public DragEvents
#endif
{
public:
// Create a new OSRWindow instance. |browser_provider| must outlive this
// object.
static CefRefPtr<OSRWindow> Create(OSRBrowserProvider* browser_provider,
bool transparent);
static CefRefPtr<OSRWindow> From(
CefRefPtr<ClientHandler::RenderHandler> renderHandler);
// Create the underlying window.
bool CreateWidget(HWND hWndParent, const RECT& rect,
HINSTANCE hInst, LPCTSTR className);
// Destroy the underlying window.
void DestroyWidget();
HWND hwnd() const {
return hWnd_;
}
// ClientHandler::RenderHandler methods
virtual void OnBeforeClose(CefRefPtr<CefBrowser> browser) OVERRIDE;
// CefRenderHandler methods
virtual bool GetRootScreenRect(CefRefPtr<CefBrowser> browser,
CefRect& rect) OVERRIDE;
virtual bool GetViewRect(CefRefPtr<CefBrowser> browser,
CefRect& rect) OVERRIDE;
virtual bool GetScreenPoint(CefRefPtr<CefBrowser> browser,
int viewX,
int viewY,
int& screenX,
int& screenY) OVERRIDE;
virtual void OnPopupShow(CefRefPtr<CefBrowser> browser,
bool show) OVERRIDE;
virtual void OnPopupSize(CefRefPtr<CefBrowser> browser,
const CefRect& rect) OVERRIDE;
virtual void OnPaint(CefRefPtr<CefBrowser> browser,
PaintElementType type,
const RectList& dirtyRects,
const void* buffer,
int width,
int height) OVERRIDE;
virtual void OnCursorChange(CefRefPtr<CefBrowser> browser,
CefCursorHandle cursor,
CursorType type,
const CefCursorInfo& custom_cursor_info) OVERRIDE;
virtual bool StartDragging(CefRefPtr<CefBrowser> browser,
CefRefPtr<CefDragData> drag_data,
CefRenderHandler::DragOperationsMask allowed_ops,
int x, int y) OVERRIDE;
virtual void UpdateDragCursor(
CefRefPtr<CefBrowser> browser,
CefRenderHandler::DragOperation operation) OVERRIDE;
#if defined(CEF_USE_ATL)
// DragEvents methods
virtual CefBrowserHost::DragOperationsMask OnDragEnter(
CefRefPtr<CefDragData> drag_data,
CefMouseEvent ev,
CefBrowserHost::DragOperationsMask effect) OVERRIDE;
virtual CefBrowserHost::DragOperationsMask OnDragOver(CefMouseEvent ev,
CefBrowserHost::DragOperationsMask effect) OVERRIDE;
virtual void OnDragLeave() OVERRIDE;
virtual CefBrowserHost::DragOperationsMask OnDrop(CefMouseEvent ev,
CefBrowserHost::DragOperationsMask effect) OVERRIDE;
#endif // defined(CEF_USE_ATL)
void Invalidate();
void WasHidden(bool hidden);
static int GetCefKeyboardModifiers(WPARAM wparam, LPARAM lparam);
static int GetCefMouseModifiers(WPARAM wparam);
private:
OSRWindow(OSRBrowserProvider* browser_provider, bool transparent);
virtual ~OSRWindow();
void Render();
void EnableGL();
void DisableGL();
void OnDestroyed();
static ATOM RegisterOSRClass(HINSTANCE hInstance, LPCTSTR className);
static LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam,
LPARAM lParam);
static bool isKeyDown(WPARAM wparam);
bool IsOverPopupWidget(int x, int y) const;
int GetPopupXOffset() const;
int GetPopupYOffset() const;
void ApplyPopupOffset(int& x, int& y) const;
ClientOSRenderer renderer_;
OSRBrowserProvider* browser_provider_;
HWND hWnd_;
HDC hDC_;
HGLRC hRC_;
#if defined(CEF_USE_ATL)
CComPtr<DropTargetWin> drop_target_;
CefRenderHandler::DragOperation current_drag_op_;
#endif
bool painting_popup_;
bool render_task_pending_;
bool hidden_;
IMPLEMENT_REFCOUNTING(OSRWindow);
};
#endif // CEF_TESTS_CEFCLIENT_CEFCLIENT_OSR_WIDGET_WIN_H_