- Remove cefclient dependency on ATL.

- Allow more cefclient tests to work in the off-screen rendering example.

git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@1058 5089003a-bbd8-11dd-ad1f-f1f9622dbc98
This commit is contained in:
Marshall Greenblatt 2013-01-26 03:19:50 +00:00
parent 26fb351f4a
commit ee6faa0706
5 changed files with 157 additions and 246 deletions

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@ -1,176 +1,80 @@
// Copyright (c) 2008 The Chromium Embedded Framework Authors.
// Portions copyright (c) 2006-2008 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.
// Copyright (c) 2013 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.
#include "cefclient/clientplugin.h"
#if defined(OS_WIN)
// Initialized in NP_Initialize.
NPNetscapeFuncs* g_browser = NULL;
#include <windows.h>
namespace {
NPError NPP_ClientNew(NPMIMEType plugin_type, NPP instance, uint16_t mode,
int16_t argc, char* argn[], char* argv[], NPSavedData* saved) {
if (instance == NULL)
return NPERR_INVALID_INSTANCE_ERROR;
ClientPlugin* plugin_impl = new ClientPlugin(mode);
plugin_impl->Initialize(GetModuleHandle(NULL), instance, plugin_type, argc,
argn, argv);
instance->pdata = reinterpret_cast<void*>(plugin_impl);
return NPERR_NO_ERROR;
// Client plugin window implementation.
class ClientPlugin {
public:
ClientPlugin()
: hwnd_(NULL) {
}
NPError NPP_ClientDestroy(NPP instance, NPSavedData** save) {
ClientPlugin* plugin_impl = reinterpret_cast<ClientPlugin*>(instance->pdata);
if (plugin_impl) {
plugin_impl->Shutdown();
delete plugin_impl;
~ClientPlugin() {
if (IsWindow(hwnd_))
DestroyWindow(hwnd_);
}
return NPERR_NO_ERROR;
}
NPError NPP_ClientSetWindow(NPP instance, NPWindow* window_info) {
if (instance == NULL)
return NPERR_INVALID_INSTANCE_ERROR;
if (window_info == NULL)
return NPERR_GENERIC_ERROR;
ClientPlugin* plugin_impl = reinterpret_cast<ClientPlugin*>(instance->pdata);
if (plugin_impl == NULL)
return NPERR_GENERIC_ERROR;
HWND window_handle = reinterpret_cast<HWND>(window_info->window);
if (!plugin_impl->SetWindow(window_handle)) {
delete plugin_impl;
return NPERR_GENERIC_ERROR;
}
return NPERR_NO_ERROR;
}
} // namespace
NPError API_CALL NP_ClientGetEntryPoints(NPPluginFuncs* pFuncs) {
pFuncs->newp = NPP_ClientNew;
pFuncs->destroy = NPP_ClientDestroy;
pFuncs->setwindow = NPP_ClientSetWindow;
return NPERR_NO_ERROR;
}
NPError API_CALL NP_ClientInitialize(NPNetscapeFuncs* pFuncs) {
g_browser = pFuncs;
return NPERR_NO_ERROR;
}
NPError API_CALL NP_ClientShutdown(void) {
g_browser = NULL;
return NPERR_NO_ERROR;
}
// ClientPlugin Implementation
ClientPlugin::ClientPlugin(int16 mode)
: mode_(mode) {
}
ClientPlugin::~ClientPlugin() {
}
bool ClientPlugin::Initialize(HINSTANCE module_handle, NPP instance,
NPMIMEType mime_type, int16 argc, char* argn[],
char* argv[]) {
RefreshDisplay();
return true;
}
bool ClientPlugin::SetWindow(HWND parent_window) {
if (!::IsWindow(parent_window)) {
// No window created yet. Ignore this call.
if (!IsWindow())
return true;
// Parent window has been destroyed.
Shutdown();
return true;
}
RECT parent_rect;
if (IsWindow()) {
::GetClientRect(parent_window, &parent_rect);
SetWindowPos(NULL, &parent_rect, SWP_SHOWWINDOW);
return true;
}
// First time in -- no window created by plugin yet.
::GetClientRect(parent_window, &parent_rect);
Create(parent_window, parent_rect, NULL, WS_CHILD | WS_BORDER);
UpdateWindow();
ShowWindow(SW_SHOW);
return true;
}
void ClientPlugin::Shutdown() {
if (IsWindow()) {
DestroyWindow();
}
}
LRESULT ClientPlugin::OnPaint(UINT message, WPARAM wparam, LPARAM lparam,
BOOL& handled) {
PAINTSTRUCT paint_struct;
BeginPaint(&paint_struct);
Paint(paint_struct.hdc);
EndPaint(&paint_struct);
return 0;
}
// PrintClient is necessary to support off-screen rendering.
LRESULT ClientPlugin::OnPrintClient(UINT message, WPARAM wparam, LPARAM lparam,
BOOL& handled) {
Paint(reinterpret_cast<HDC>(wparam));
return 0;
}
LRESULT ClientPlugin::OnEraseBackGround(UINT message, WPARAM wparam,
LPARAM lparam, BOOL& handled) {
HDC paint_device_context = reinterpret_cast<HDC>(wparam);
RECT erase_rect;
GetClipBox(paint_device_context, &erase_rect);
HBRUSH brush = CreateSolidBrush(RGB(0, 255, 0));
FillRect(paint_device_context, &erase_rect, brush);
DeleteObject(brush);
return 1;
}
LRESULT ClientPlugin::OnLButtonDown(UINT message, WPARAM wparam, LPARAM lparam,
BOOL& handled) {
MessageBox(L"You clicked on the client plugin!", L"Client Plugin", MB_OK);
return 0;
}
void ClientPlugin::RefreshDisplay() {
if (!IsWindow())
void Initialize(HWND parent_hwnd) {
if (hwnd_ != NULL)
return;
InvalidateRect(NULL, TRUE);
UpdateWindow();
HINSTANCE hInstance = GetModuleHandle(NULL);
static bool class_registered = false;
if (!class_registered) {
// Register the window class.
WNDCLASS wc = {0};
wc.style = CS_OWNDC;
wc.lpfnWndProc = PluginWndProc;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = hInstance;
wc.hIcon = LoadIcon(NULL, IDI_APPLICATION);
wc.hCursor = LoadCursor(NULL, IDC_ARROW);
wc.hbrBackground = (HBRUSH)GetStockObject(WHITE_BRUSH);
wc.lpszMenuName = NULL;
wc.lpszClassName = L"ClientPlugin";
RegisterClass(&wc);
class_registered = true;
}
void ClientPlugin::Paint(HDC hdc) {
// Create the main window.
hwnd_ = CreateWindow(L"ClientPlugin", L"Client Plugin",
WS_CHILD | WS_CLIPCHILDREN | WS_CLIPSIBLINGS, 0, 0, 0, 0, parent_hwnd,
NULL, hInstance, NULL);
SetWindowLongPtr(hwnd_, GWLP_USERDATA, reinterpret_cast<LONG_PTR>(this));
// Size and display the plugin window.
RECT parent_rect;
GetClientRect(parent_hwnd, &parent_rect);
SetWindowPos(hwnd_, NULL, parent_rect.left, parent_rect.top,
parent_rect.right - parent_rect.left,
parent_rect.bottom - parent_rect.top, SWP_SHOWWINDOW);
}
void EraseBackground(HDC hdc) {
RECT erase_rect;
GetClipBox(hdc, &erase_rect);
HBRUSH brush = CreateSolidBrush(RGB(0, 255, 0));
FillRect(hdc, &erase_rect, brush);
DeleteObject(brush);
}
void Paint(HDC hdc) {
static LPCWSTR text = L"Left click in the green area for a message box!";
RECT client_rect;
GetClientRect(&client_rect);
GetClientRect(hwnd_, &client_rect);
int old_mode = SetBkMode(hdc, TRANSPARENT);
COLORREF old_color = SetTextColor(hdc, RGB(0, 0, 255));
@ -178,12 +82,104 @@ void ClientPlugin::Paint(HDC hdc) {
RECT text_rect = client_rect;
DrawText(hdc, text, -1, &text_rect, DT_CENTER | DT_CALCRECT);
client_rect.top = ((client_rect.bottom - client_rect.top)
- (text_rect.bottom - text_rect.top)) / 2;
client_rect.top = ((client_rect.bottom - client_rect.top) -
(text_rect.bottom - text_rect.top)) / 2;
DrawText(hdc, text, -1, &client_rect, DT_CENTER);
SetBkMode(hdc, old_mode);
SetTextColor(hdc, old_color);
}
HWND GetWindow() const { return hwnd_; }
// Plugin window procedure.
static LRESULT CALLBACK PluginWndProc(HWND hwnd_, UINT message, WPARAM wParam,
LPARAM lParam) {
ClientPlugin* plugin =
reinterpret_cast<ClientPlugin*>(GetWindowLongPtr(hwnd_, GWLP_USERDATA));
switch (message) {
case WM_DESTROY:
return 0;
case WM_LBUTTONDOWN:
MessageBox(plugin->GetWindow(),
L"You clicked on the client plugin!", L"Client Plugin", MB_OK);
return 0;
case WM_PAINT: {
PAINTSTRUCT ps;
BeginPaint(hwnd_, &ps);
plugin->Paint(ps.hdc);
EndPaint(hwnd_, &ps);
return 0;
}
case WM_PRINTCLIENT:
plugin->Paint(reinterpret_cast<HDC>(wParam));
return 0;
case WM_ERASEBKGND:
plugin->EraseBackground(reinterpret_cast<HDC>(wParam));
return 1;
}
return DefWindowProc(hwnd_, message, wParam, lParam);
}
private:
HWND hwnd_;
};
NPError NPP_NewImpl(NPMIMEType plugin_type, NPP instance, uint16 mode,
int16 argc, char* argn[], char* argv[],
NPSavedData* saved) {
if (instance == NULL)
return NPERR_INVALID_INSTANCE_ERROR;
ClientPlugin* plugin = new ClientPlugin();
instance->pdata = reinterpret_cast<void*>(plugin);
return NPERR_NO_ERROR;
}
NPError NPP_DestroyImpl(NPP instance, NPSavedData** save) {
ClientPlugin* plugin = reinterpret_cast<ClientPlugin*>(instance->pdata);
if (plugin)
delete plugin;
return NPERR_NO_ERROR;
}
NPError NPP_SetWindowImpl(NPP instance, NPWindow* window_info) {
if (instance == NULL)
return NPERR_INVALID_INSTANCE_ERROR;
if (window_info == NULL)
return NPERR_GENERIC_ERROR;
ClientPlugin* plugin = reinterpret_cast<ClientPlugin*>(instance->pdata);
HWND parent_hwnd = reinterpret_cast<HWND>(window_info->window);
plugin->Initialize(parent_hwnd);
return NPERR_NO_ERROR;
}
} // namespace
NPError API_CALL NP_ClientGetEntryPoints(NPPluginFuncs* pFuncs) {
pFuncs->newp = NPP_NewImpl;
pFuncs->destroy = NPP_DestroyImpl;
pFuncs->setwindow = NPP_SetWindowImpl;
return NPERR_NO_ERROR;
}
NPError API_CALL NP_ClientInitialize(NPNetscapeFuncs* pFuncs) {
return NPERR_NO_ERROR;
}
NPError API_CALL NP_ClientShutdown(void) {
return NPERR_NO_ERROR;
}
#endif // OS_WIN

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@ -1,10 +1,6 @@
// Copyright (c) 2008 The Chromium Embedded Framework Authors.
// Portions copyright (c) 2006-2008 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.
// Portions of this implementation are borrowed from webkit\default_plugin\
// plugin_impl.h
// Copyright (c) 2013 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_CLIENTPLUGIN_H_
#define CEF_TESTS_CEFCLIENT_CLIENTPLUGIN_H_
@ -14,90 +10,12 @@
#if defined(OS_WIN)
#include <atlbase.h> // NOLINT(build/include_order)
#include <atlwin.h> // NOLINT(build/include_order)
#include "include/cef_nplugin.h"
extern NPNetscapeFuncs* g_browser;
NPError API_CALL NP_ClientGetEntryPoints(NPPluginFuncs* pFuncs);
NPError API_CALL NP_ClientInitialize(NPNetscapeFuncs* pFuncs);
NPError API_CALL NP_ClientShutdown(void);
// Provides the client plugin functionality.
class ClientPlugin : public CWindowImpl<ClientPlugin> {
public:
// mode is the plugin instantiation mode, i.e. whether it is a full
// page plugin (NP_FULL) or an embedded plugin (NP_EMBED)
explicit ClientPlugin(int16 mode);
virtual ~ClientPlugin();
BEGIN_MSG_MAP(ClientPlugin)
MESSAGE_HANDLER(WM_ERASEBKGND, OnEraseBackGround)
MESSAGE_HANDLER(WM_PAINT, OnPaint)
MESSAGE_HANDLER(WM_PRINTCLIENT, OnPrintClient)
MESSAGE_HANDLER(WM_LBUTTONDOWN, OnLButtonDown)
END_MSG_MAP()
// Initializes the plugin with the instance information, mime type
// and the list of parameters passed down to the plugin from the webpage.
//
// Parameters:
// module_handle
// The handle to the dll in which this object is instantiated.
// instance
// The plugins opaque instance handle.
// mime_type
// Identifies the third party plugin which would be eventually installed.
// argc
// Indicates the count of arguments passed in from the webpage.
// argv
// Pointer to the arguments.
// Returns true on success.
bool Initialize(HINSTANCE module_handle, NPP instance, NPMIMEType mime_type,
int16 argc, char* argn[], char* argv[]);
// Displays the default plugin UI.
//
// Parameters:
// parent_window
// Handle to the parent window.
bool SetWindow(HWND parent_window);
// Destroys the install dialog and the plugin window.
void Shutdown();
HWND window() const { return m_hWnd; }
// Getter for the NPP instance member.
const NPP instance() const {
return instance_;
}
protected:
// Window message handlers.
LRESULT OnPaint(UINT message, WPARAM wparam, LPARAM lparam, BOOL& handled);
LRESULT OnPrintClient(UINT message, WPARAM wparam, LPARAM lparam,
BOOL& handled);
LRESULT OnEraseBackGround(UINT message, WPARAM wparam, LPARAM lparam,
BOOL& handled);
LRESULT OnLButtonDown(UINT message, WPARAM wparam, LPARAM lparam,
BOOL& handled);
// Enables the plugin window if required and initiates an update of the
// the plugin window.
void RefreshDisplay();
void Paint(HDC hdc);
private:
// The plugins opaque instance handle
NPP instance_;
// The plugin instantiation mode (NP_FULL or NP_EMBED)
int16 mode_;
};
#endif // OS_WIN
#endif // CEF_TESTS_CEFCLIENT_CLIENTPLUGIN_H_

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@ -1,4 +1,4 @@
// Copyright (c) 2011 The Chromium Embedded Framework Authors.
// Copyright (c) 2013 The Chromium Embedded Framework Authors.
// Portions copyright (c) 2006-2008 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.
@ -18,6 +18,7 @@
#include "include/cef_browser.h"
#include "include/cef_frame.h"
#include "cefclient/cefclient.h"
#include "cefclient/client_handler.h"
#include "cefclient/client_popup_handler.h"
#include "cefclient/resource.h"
#include "cefclient/resource_util.h"
@ -165,14 +166,12 @@ class ClientOSRHandler : public CefClient,
int loadFlags) OVERRIDE {
REQUIRE_IO_THREAD();
std::string url = request->GetURL();
if (url == "http://tests/transparency") {
resourceStream = GetBinaryResourceReader(IDS_TRANSPARENCY);
response->SetMimeType("text/html");
response->SetStatus(200);
}
return false;
// Proxy the request to the main ClientHandler.
CefRefPtr<CefBrowser> main_browser = AppGetBrowser();
CefRefPtr<ClientHandler> handler =
static_cast<ClientHandler*>(main_browser->GetClient().get());
return handler->OnBeforeResourceLoad(browser, request, redirectUrl,
resourceStream, response, loadFlags);
}
// CefDisplayHandler methods

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@ -1,4 +1,4 @@
// Copyright (c) 2008-2009 The Chromium Embedded Framework Authors. All rights
// Copyright (c) 2013 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.

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@ -47,8 +47,6 @@ USAGE
Visual Studio 2010: Open the cefclient2010.sln solution and build.
Visual Studio 2008: Open the cefclient2008.sln solution and build.
* If using VS2008 Express Edition add atlthunk.lib to the cefclient
Configuration Properties > Linker > Input > Additional Dependencies
Visual Studio 2005: Open the cefclient2005.sln solution and build.
Please visit the CEF Website for additional usage information.