1 /*****************************************************************************
2 * plugin.cpp: ActiveX control for VLC
3 *****************************************************************************
4 * Copyright (C) 2006 the VideoLAN team
6 * Authors: Damien Fouilleul <Damien.Fouilleul@laposte.net>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
21 *****************************************************************************/
25 #include "oleobject.h"
26 #include "olecontrol.h"
27 #include "oleinplaceobject.h"
28 #include "oleinplaceactiveobject.h"
29 #include "persistpropbag.h"
30 #include "persiststreaminit.h"
31 #include "persiststorage.h"
32 #include "provideclassinfo.h"
33 #include "connectioncontainer.h"
34 #include "objectsafety.h"
35 #include "vlccontrol.h"
36 #include "vlccontrol2.h"
37 #include "viewobject.h"
38 #include "dataobject.h"
39 #include "supporterrorinfo.h"
52 ////////////////////////////////////////////////////////////////////////
55 static LRESULT CALLBACK VLCInPlaceClassWndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam) {
56 VLCPlugin *p_instance = reinterpret_cast<VLCPlugin *>(GetWindowLongPtr(hWnd, GWLP_USERDATA));
66 if( GetUpdateRect(hWnd, &pr, FALSE) )
69 GetClientRect(hWnd, &bounds);
70 BeginPaint(hWnd, &ps);
71 p_instance->onPaint(ps.hdc, bounds, pr);
77 return DefWindowProc(hWnd, uMsg, wParam, lParam);
81 VLCPluginClass::VLCPluginClass(LONG *p_class_ref, HINSTANCE hInstance, REFCLSID rclsid) :
82 _p_class_ref(p_class_ref),
83 _hinstance(hInstance),
85 _inplace_picture(NULL)
89 if( ! GetClassInfo(hInstance, getInPlaceWndClassName(), &wClass) )
91 wClass.style = CS_NOCLOSE|CS_DBLCLKS;
92 wClass.lpfnWndProc = VLCInPlaceClassWndProc;
93 wClass.cbClsExtra = 0;
94 wClass.cbWndExtra = 0;
95 wClass.hInstance = hInstance;
97 wClass.hCursor = LoadCursor(NULL, IDC_ARROW);
98 wClass.hbrBackground = NULL;
99 wClass.lpszMenuName = NULL;
100 wClass.lpszClassName = getInPlaceWndClassName();
102 _inplace_wndclass_atom = RegisterClass(&wClass);
106 _inplace_wndclass_atom = 0;
109 HBITMAP hbitmap = (HBITMAP)LoadImage(getHInstance(), MAKEINTRESOURCE(2), IMAGE_BITMAP, 0, 0, LR_DEFAULTCOLOR);
110 if( NULL != hbitmap )
114 pictDesc.cbSizeofstruct = sizeof(PICTDESC);
115 pictDesc.picType = PICTYPE_BITMAP;
116 pictDesc.bmp.hbitmap = hbitmap;
117 pictDesc.bmp.hpal = NULL;
119 if( FAILED(OleCreatePictureIndirect(&pictDesc, IID_IPicture, TRUE, reinterpret_cast<LPVOID*>(&_inplace_picture))) )
120 _inplace_picture = NULL;
125 VLCPluginClass::~VLCPluginClass()
127 if( 0 != _inplace_wndclass_atom )
128 UnregisterClass(MAKEINTATOM(_inplace_wndclass_atom), _hinstance);
130 if( NULL != _inplace_picture )
131 _inplace_picture->Release();
134 STDMETHODIMP VLCPluginClass::QueryInterface(REFIID riid, void **ppv)
139 if( (IID_IUnknown == riid)
140 || (IID_IClassFactory == riid) )
143 *ppv = reinterpret_cast<LPVOID>(this);
150 return E_NOINTERFACE;
153 STDMETHODIMP_(ULONG) VLCPluginClass::AddRef(void)
155 return InterlockedIncrement(_p_class_ref);
158 STDMETHODIMP_(ULONG) VLCPluginClass::Release(void)
160 ULONG refcount = InterlockedDecrement(_p_class_ref);
169 STDMETHODIMP VLCPluginClass::CreateInstance(LPUNKNOWN pUnkOuter, REFIID riid, void **ppv)
176 if( (NULL != pUnkOuter) && (IID_IUnknown != riid) ) {
177 return CLASS_E_NOAGGREGATION;
180 VLCPlugin *plugin = new VLCPlugin(this, pUnkOuter);
183 HRESULT hr = plugin->QueryInterface(riid, ppv);
184 // the following will destroy the object if QueryInterface() failed
188 return E_OUTOFMEMORY;
191 STDMETHODIMP VLCPluginClass::LockServer(BOOL fLock)
201 ////////////////////////////////////////////////////////////////////////
203 VLCPlugin::VLCPlugin(VLCPluginClass *p_class, LPUNKNOWN pUnkOuter) :
213 vlcOleControl = new VLCOleControl(this);
214 vlcOleInPlaceObject = new VLCOleInPlaceObject(this);
215 vlcOleInPlaceActiveObject = new VLCOleInPlaceActiveObject(this);
216 vlcPersistStorage = new VLCPersistStorage(this);
217 vlcPersistStreamInit = new VLCPersistStreamInit(this);
218 vlcPersistPropertyBag = new VLCPersistPropertyBag(this);
219 vlcProvideClassInfo = new VLCProvideClassInfo(this);
220 vlcConnectionPointContainer = new VLCConnectionPointContainer(this);
221 vlcObjectSafety = new VLCObjectSafety(this);
222 vlcControl = new VLCControl(this);
223 vlcControl2 = new VLCControl2(this);
224 vlcViewObject = new VLCViewObject(this);
225 vlcDataObject = new VLCDataObject(this);
226 vlcOleObject = new VLCOleObject(this);
227 vlcSupportErrorInfo = new VLCSupportErrorInfo(this);
229 // configure controlling IUnknown interface for implemented interfaces
230 this->pUnkOuter = (NULL != pUnkOuter) ? pUnkOuter : dynamic_cast<LPUNKNOWN>(this);
233 _p_pict = p_class->getInPlacePict();
235 // make sure that persistable properties are initialized
239 VLCPlugin::~VLCPlugin()
242 ** bump refcount to avoid recursive release from
243 ** following interfaces when releasing this interface
247 delete vlcSupportErrorInfo;
249 delete vlcDataObject;
250 delete vlcViewObject;
253 delete vlcConnectionPointContainer;
254 delete vlcProvideClassInfo;
255 delete vlcPersistPropertyBag;
256 delete vlcPersistStreamInit;
257 delete vlcPersistStorage;
258 delete vlcOleInPlaceActiveObject;
259 delete vlcOleInPlaceObject;
260 delete vlcObjectSafety;
262 delete vlcOleControl;
266 SysFreeString(_bstr_mrl);
267 SysFreeString(_bstr_baseurl);
272 STDMETHODIMP VLCPlugin::QueryInterface(REFIID riid, void **ppv)
277 if( IID_IUnknown == riid )
278 *ppv = reinterpret_cast<LPVOID>(this);
279 else if( IID_IOleObject == riid )
280 *ppv = reinterpret_cast<LPVOID>(vlcOleObject);
281 else if( IID_IOleControl == riid )
282 *ppv = reinterpret_cast<LPVOID>(vlcOleControl);
283 else if( IID_IOleWindow == riid )
284 *ppv = reinterpret_cast<LPVOID>(vlcOleInPlaceObject);
285 else if( IID_IOleInPlaceObject == riid )
286 *ppv = reinterpret_cast<LPVOID>(vlcOleInPlaceObject);
287 else if( IID_IOleInPlaceActiveObject == riid )
288 *ppv = reinterpret_cast<LPVOID>(vlcOleInPlaceActiveObject);
289 else if( IID_IPersist == riid )
290 *ppv = reinterpret_cast<LPVOID>(vlcPersistStreamInit);
291 else if( IID_IPersistStreamInit == riid )
292 *ppv = reinterpret_cast<LPVOID>(vlcPersistStreamInit);
293 else if( IID_IPersistStorage == riid )
294 *ppv = reinterpret_cast<LPVOID>(vlcPersistStorage);
295 else if( IID_IPersistPropertyBag == riid )
296 *ppv = reinterpret_cast<LPVOID>(vlcPersistPropertyBag);
297 else if( IID_IProvideClassInfo == riid )
298 *ppv = reinterpret_cast<LPVOID>(vlcProvideClassInfo);
299 else if( IID_IProvideClassInfo2 == riid )
300 *ppv = reinterpret_cast<LPVOID>(vlcProvideClassInfo);
301 else if( IID_IConnectionPointContainer == riid )
302 *ppv = reinterpret_cast<LPVOID>(vlcConnectionPointContainer);
303 else if( IID_IObjectSafety == riid )
304 *ppv = reinterpret_cast<LPVOID>(vlcObjectSafety);
305 else if( IID_IDispatch == riid )
306 *ppv = (CLSID_VLCPlugin2 == getClassID()) ?
307 reinterpret_cast<LPVOID>(vlcControl2) :
308 reinterpret_cast<LPVOID>(vlcControl);
309 else if( IID_IVLCControl == riid )
310 *ppv = reinterpret_cast<LPVOID>(vlcControl);
311 else if( IID_IVLCControl2 == riid )
312 *ppv = reinterpret_cast<LPVOID>(vlcControl2);
313 else if( IID_IViewObject == riid )
314 *ppv = reinterpret_cast<LPVOID>(vlcViewObject);
315 else if( IID_IViewObject2 == riid )
316 *ppv = reinterpret_cast<LPVOID>(vlcViewObject);
317 else if( IID_IDataObject == riid )
318 *ppv = reinterpret_cast<LPVOID>(vlcDataObject);
319 else if( IID_ISupportErrorInfo == riid )
320 *ppv = reinterpret_cast<LPVOID>(vlcSupportErrorInfo);
324 return E_NOINTERFACE;
326 ((LPUNKNOWN)*ppv)->AddRef();
330 STDMETHODIMP_(ULONG) VLCPlugin::AddRef(void)
332 return InterlockedIncrement((LONG *)&_i_ref);
335 STDMETHODIMP_(ULONG) VLCPlugin::Release(void)
337 if( ! InterlockedDecrement((LONG *)&_i_ref) )
345 //////////////////////////////////////
347 HRESULT VLCPlugin::onInit(void)
349 if( NULL == _p_libvlc )
351 // initialize persistable properties
354 _bstr_baseurl = NULL;
361 // set default/preferred size (320x240) pixels in HIMETRIC
362 HDC hDC = CreateDevDC(NULL);
365 HimetricFromDP(hDC, (LPPOINT)&_extent, 1);
370 return CO_E_ALREADYINITIALIZED;
373 HRESULT VLCPlugin::onLoad(void)
375 if( SysStringLen(_bstr_baseurl) == 0 )
378 ** try to retreive the base URL using the client site moniker, which for Internet Explorer
379 ** is the URL of the page the plugin is embedded into.
381 LPOLECLIENTSITE pClientSite;
382 if( SUCCEEDED(vlcOleObject->GetClientSite(&pClientSite)) && (NULL != pClientSite) )
385 if( SUCCEEDED(CreateBindCtx(0, &pBC)) )
387 LPMONIKER pContMoniker = NULL;
388 if( SUCCEEDED(pClientSite->GetMoniker(OLEGETMONIKER_ONLYIFTHERE,
389 OLEWHICHMK_CONTAINER, &pContMoniker)) )
392 if( SUCCEEDED(pContMoniker->GetDisplayName(pBC, NULL, &base_url)) )
395 ** check that the moniker name is a URL
397 if( UrlIsW(base_url, URLIS_URL) )
400 _bstr_baseurl = SysAllocString(base_url);
402 CoTaskMemFree(base_url);
412 HRESULT VLCPlugin::getVLCObject(int* i_vlc)
414 libvlc_instance_t *p_libvlc;
415 HRESULT result = getVLC(&p_libvlc);
416 if( SUCCEEDED(result) )
418 *i_vlc = libvlc_get_vlc_id(p_libvlc);
427 HRESULT VLCPlugin::getVLC(libvlc_instance_t** pp_libvlc)
429 extern HMODULE DllGetModule();
434 ** default initialization options
436 const char *ppsz_argv[32] = { };
439 char p_progpath[MAX_PATH];
441 TCHAR w_progpath[MAX_PATH];
442 DWORD len = GetModuleFileName(DllGetModule(), w_progpath, MAX_PATH);
445 len = WideCharToMultiByte(CP_UTF8, 0, w_progpath, len, p_progpath,
446 sizeof(p_progpath)-1, NULL, NULL);
449 p_progpath[len] = '\0';
450 ppsz_argv[0] = p_progpath;
455 ppsz_argv[ppsz_argc++] = "-vv";
458 char p_pluginpath[MAX_PATH];
459 if( RegOpenKeyEx( HKEY_LOCAL_MACHINE, TEXT("Software\\VideoLAN\\VLC"),
460 0, KEY_READ, &h_key ) == ERROR_SUCCESS )
462 DWORD i_type, i_data = MAX_PATH;
463 TCHAR w_pluginpath[MAX_PATH];
464 if( RegQueryValueEx( h_key, TEXT("InstallDir"), 0, &i_type,
465 (LPBYTE)w_pluginpath, &i_data ) == ERROR_SUCCESS )
467 if( i_type == REG_SZ )
469 if( WideCharToMultiByte(CP_UTF8, 0, w_pluginpath, -1, p_pluginpath,
470 sizeof(p_pluginpath)-sizeof("\\plugins")+1, NULL, NULL) )
472 strcat( p_pluginpath, "\\plugins" );
473 ppsz_argv[ppsz_argc++] = "--plugin-path";
474 ppsz_argv[ppsz_argc++] = p_pluginpath;
478 RegCloseKey( h_key );
481 // make sure plugin isn't affected with VLC single instance mode
482 ppsz_argv[ppsz_argc++] = "--no-one-instance";
484 /* common settings */
485 ppsz_argv[ppsz_argc++] = "--no-stats";
486 ppsz_argv[ppsz_argc++] = "--no-media-library";
487 ppsz_argv[ppsz_argc++] = "--intf=dummy";
489 // loop mode is a configuration option only
491 ppsz_argv[ppsz_argc++] = "--loop";
493 _p_libvlc = libvlc_new(ppsz_argc, ppsz_argv, NULL);
494 if( NULL == _p_libvlc )
500 // initial volume setting
501 libvlc_audio_set_volume(_p_libvlc, _i_volume, NULL);
504 libvlc_audio_set_mute(_p_libvlc, TRUE, NULL);
507 // initial playlist item
508 if( SysStringLen(_bstr_mrl) > 0 )
510 char *psz_mrl = NULL;
512 if( SysStringLen(_bstr_baseurl) > 0 )
515 ** if the MRL a relative URL, we should end up with an absolute URL
517 LPWSTR abs_url = CombineURL(_bstr_baseurl, _bstr_mrl);
518 if( NULL != abs_url )
520 psz_mrl = CStrFromWSTR(CP_UTF8, abs_url, wcslen(abs_url));
521 CoTaskMemFree(abs_url);
525 psz_mrl = CStrFromBSTR(CP_UTF8, _bstr_mrl);
531 ** baseURL is empty, assume MRL is absolute
533 psz_mrl = CStrFromBSTR(CP_UTF8, _bstr_mrl);
535 if( NULL != psz_mrl )
537 const char *options[1];
543 snprintf(timeBuffer, sizeof(timeBuffer), ":start-time=%d", _i_time);
544 options[i_options++] = timeBuffer;
546 // add default target to playlist
547 libvlc_playlist_add_extended(_p_libvlc, psz_mrl, NULL, i_options, options, NULL);
548 CoTaskMemFree(psz_mrl);
552 *pp_libvlc = _p_libvlc;
556 void VLCPlugin::setErrorInfo(REFIID riid, const char *description)
558 vlcSupportErrorInfo->setErrorInfo( getClassID() == CLSID_VLCPlugin2 ?
559 OLESTR("VideoLAN.VLCPlugin.2") : OLESTR("VideoLAN.VLCPlugin.1"),
563 HRESULT VLCPlugin::onAmbientChanged(LPUNKNOWN pContainer, DISPID dispID)
568 case DISPID_AMBIENT_BACKCOLOR:
571 if( SUCCEEDED(GetObjectProperty(pContainer, dispID, v)) )
573 setBackColor(V_I4(&v));
576 case DISPID_AMBIENT_DISPLAYNAME:
578 case DISPID_AMBIENT_FONT:
580 case DISPID_AMBIENT_FORECOLOR:
582 case DISPID_AMBIENT_LOCALEID:
584 case DISPID_AMBIENT_MESSAGEREFLECT:
586 case DISPID_AMBIENT_SCALEUNITS:
588 case DISPID_AMBIENT_TEXTALIGN:
590 case DISPID_AMBIENT_USERMODE:
593 if( SUCCEEDED(GetObjectProperty(pContainer, dispID, v)) )
595 setUserMode(V_BOOL(&v) != VARIANT_FALSE);
598 case DISPID_AMBIENT_UIDEAD:
600 case DISPID_AMBIENT_SHOWGRABHANDLES:
602 case DISPID_AMBIENT_SHOWHATCHING:
604 case DISPID_AMBIENT_DISPLAYASDEFAULT:
606 case DISPID_AMBIENT_SUPPORTSMNEMONICS:
608 case DISPID_AMBIENT_AUTOCLIP:
610 case DISPID_AMBIENT_APPEARANCE:
612 case DISPID_AMBIENT_CODEPAGE:
615 if( SUCCEEDED(GetObjectProperty(pContainer, dispID, v)) )
617 setCodePage(V_I4(&v));
620 case DISPID_AMBIENT_PALETTE:
622 case DISPID_AMBIENT_CHARSET:
624 case DISPID_AMBIENT_RIGHTTOLEFT:
626 case DISPID_AMBIENT_TOPTOBOTTOM:
630 ** multiple property change, look up the ones we are interested in
634 if( SUCCEEDED(GetObjectProperty(pContainer, DISPID_AMBIENT_USERMODE, v)) )
636 setUserMode(V_BOOL(&v) != VARIANT_FALSE);
640 if( SUCCEEDED(GetObjectProperty(pContainer, DISPID_AMBIENT_CODEPAGE, v)) )
642 setCodePage(V_I4(&v));
649 HRESULT VLCPlugin::onClose(DWORD dwSaveOption)
651 if( isInPlaceActive() )
653 onInPlaceDeactivate();
657 libvlc_instance_t* p_libvlc = _p_libvlc;
660 if( SUCCEEDED(vlcControl2->get_log(&p_log)) )
662 // make sure the log is disabled
663 p_log->put_verbosity(-1);
668 vlcDataObject->onClose();
670 libvlc_release(p_libvlc);
675 BOOL VLCPlugin::isInPlaceActive(void)
677 return (NULL != _inplacewnd);
680 HRESULT VLCPlugin::onActivateInPlace(LPMSG lpMesg, HWND hwndParent, LPCRECT lprcPosRect, LPCRECT lprcClipRect)
682 RECT clipRect = *lprcClipRect;
685 ** record keeping of control geometry within container
687 _posRect = *lprcPosRect;
690 ** Create a window for in place activated control.
691 ** the window geometry matches the control viewport
692 ** within container so that embedded video is always
693 ** properly displayed.
695 _inplacewnd = CreateWindow(_p_class->getInPlaceWndClassName(),
696 TEXT("VLC Plugin In-Place Window"),
697 WS_CHILD|WS_CLIPCHILDREN|WS_CLIPSIBLINGS,
700 lprcPosRect->right-lprcPosRect->left,
701 lprcPosRect->bottom-lprcPosRect->top,
704 _p_class->getHInstance(),
708 if( NULL == _inplacewnd )
711 SetWindowLongPtr(_inplacewnd, GWLP_USERDATA, reinterpret_cast<LONG_PTR>(this));
713 /* change cliprect coordinates system relative to window bounding rect */
714 OffsetRect(&clipRect, -lprcPosRect->left, -lprcPosRect->top);
716 HRGN clipRgn = CreateRectRgnIndirect(&clipRect);
717 SetWindowRgn(_inplacewnd, clipRgn, TRUE);
721 /* will run vlc if not done already */
722 libvlc_instance_t* p_libvlc;
723 HRESULT result = getVLC(&p_libvlc);
727 /* set internal video width and height */
728 libvlc_video_set_size(p_libvlc,
729 lprcPosRect->right-lprcPosRect->left,
730 lprcPosRect->bottom-lprcPosRect->top,
733 /* set internal video parent window */
734 libvlc_video_set_parent(p_libvlc,
735 reinterpret_cast<libvlc_drawable_t>(_inplacewnd), NULL);
737 if( _b_autoplay & (libvlc_playlist_items_count(p_libvlc, NULL) > 0) )
739 libvlc_playlist_play(p_libvlc, 0, 0, NULL, NULL);
745 ShowWindow(_inplacewnd, SW_SHOW);
750 HRESULT VLCPlugin::onInPlaceDeactivate(void)
754 libvlc_playlist_stop(_p_libvlc, NULL);
758 DestroyWindow(_inplacewnd);
764 void VLCPlugin::setVisible(BOOL fVisible)
766 if( fVisible != _b_visible )
768 _b_visible = fVisible;
769 if( isInPlaceActive() )
771 ShowWindow(_inplacewnd, fVisible ? SW_SHOW : SW_HIDE);
773 InvalidateRect(_inplacewnd, NULL, TRUE);
776 firePropChangedEvent(DISPID_Visible);
780 void VLCPlugin::setVolume(int volume)
784 else if( volume > 200 )
787 if( volume != _i_volume )
792 libvlc_audio_set_volume(_p_libvlc, _i_volume, NULL);
798 void VLCPlugin::setBackColor(OLE_COLOR backcolor)
800 if( _i_backcolor != backcolor )
802 _i_backcolor = backcolor;
803 if( isInPlaceActive() )
811 void VLCPlugin::setTime(int seconds)
816 if( seconds != _i_time )
818 setStartTime(_i_time);
821 libvlc_media_instance_t *p_md = libvlc_playlist_get_media_instance(_p_libvlc, NULL);
824 libvlc_media_instance_set_time(p_md, _i_time, NULL);
825 libvlc_media_instance_release(p_md);
831 void VLCPlugin::setFocus(BOOL fFocus)
834 SetActiveWindow(_inplacewnd);
837 BOOL VLCPlugin::hasFocus(void)
839 return GetActiveWindow() == _inplacewnd;
842 void VLCPlugin::onDraw(DVTARGETDEVICE * ptd, HDC hicTargetDev,
843 HDC hdcDraw, LPCRECTL lprcBounds, LPCRECTL lprcWBounds)
847 long width = lprcBounds->right-lprcBounds->left;
848 long height = lprcBounds->bottom-lprcBounds->top;
850 RECT bounds = { lprcBounds->left, lprcBounds->top, lprcBounds->right, lprcBounds->bottom };
854 /* VLC is in user mode, just draw background color */
855 COLORREF colorref = RGB(0, 0, 0);
856 OleTranslateColor(_i_backcolor, (HPALETTE)GetStockObject(DEFAULT_PALETTE), &colorref);
857 if( colorref != RGB(0, 0, 0) )
859 /* custom background */
860 HBRUSH colorbrush = CreateSolidBrush(colorref);
861 FillRect(hdcDraw, &bounds, colorbrush);
862 DeleteObject((HANDLE)colorbrush);
866 /* black background */
867 FillRect(hdcDraw, &bounds, (HBRUSH)GetStockObject(BLACK_BRUSH));
872 /* VLC is in design mode, draw the VLC logo */
873 FillRect(hdcDraw, &bounds, (HBRUSH)GetStockObject(WHITE_BRUSH));
875 LPPICTURE pict = getPicture();
878 OLE_XSIZE_HIMETRIC picWidth;
879 OLE_YSIZE_HIMETRIC picHeight;
881 pict->get_Width(&picWidth);
882 pict->get_Height(&picHeight);
884 SIZEL picSize = { picWidth, picHeight };
886 if( NULL != hicTargetDev )
888 DPFromHimetric(hicTargetDev, (LPPOINT)&picSize, 1);
890 else if( NULL != (hicTargetDev = CreateDevDC(ptd)) )
892 DPFromHimetric(hicTargetDev, (LPPOINT)&picSize, 1);
893 DeleteDC(hicTargetDev);
896 if( picSize.cx > width-4 )
897 picSize.cx = width-4;
898 if( picSize.cy > height-4 )
899 picSize.cy = height-4;
901 LONG dstX = lprcBounds->left+(width-picSize.cx)/2;
902 LONG dstY = lprcBounds->top+(height-picSize.cy)/2;
904 if( NULL != lprcWBounds )
906 RECT wBounds = { lprcWBounds->left, lprcWBounds->top, lprcWBounds->right, lprcWBounds->bottom };
907 pict->Render(hdcDraw, dstX, dstY, picSize.cx, picSize.cy,
908 0L, picHeight, picWidth, -picHeight, &wBounds);
911 pict->Render(hdcDraw, dstX, dstY, picSize.cx, picSize.cy,
912 0L, picHeight, picWidth, -picHeight, NULL);
917 SelectObject(hdcDraw, GetStockObject(BLACK_BRUSH));
919 MoveToEx(hdcDraw, bounds.left, bounds.top, NULL);
920 LineTo(hdcDraw, bounds.left+width-1, bounds.top);
921 LineTo(hdcDraw, bounds.left+width-1, bounds.top+height-1);
922 LineTo(hdcDraw, bounds.left, bounds.top+height-1);
923 LineTo(hdcDraw, bounds.left, bounds.top);
928 void VLCPlugin::onPaint(HDC hdc, const RECT &bounds, const RECT &clipRect)
932 /* if VLC is in design mode, draw control logo */
933 HDC hdcDraw = CreateCompatibleDC(hdc);
934 if( NULL != hdcDraw )
936 SIZEL size = getExtent();
937 DPFromHimetric(hdc, (LPPOINT)&size, 1);
938 RECTL posRect = { 0, 0, size.cx, size.cy };
940 int width = bounds.right-bounds.left;
941 int height = bounds.bottom-bounds.top;
943 HBITMAP hBitmap = CreateCompatibleBitmap(hdc, width, height);
944 if( NULL != hBitmap )
946 HBITMAP oldBmp = (HBITMAP)SelectObject(hdcDraw, hBitmap);
948 if( (size.cx != width) || (size.cy != height) )
950 // needs to scale canvas
951 SetMapMode(hdcDraw, MM_ANISOTROPIC);
952 SetWindowExtEx(hdcDraw, size.cx, size.cy, NULL);
953 SetViewportExtEx(hdcDraw, width, height, NULL);
956 onDraw(NULL, hdc, hdcDraw, &posRect, NULL);
958 SetMapMode(hdcDraw, MM_TEXT);
959 BitBlt(hdc, bounds.left, bounds.top,
964 SelectObject(hdcDraw, oldBmp);
965 DeleteObject(hBitmap);
972 void VLCPlugin::onPositionChange(LPCRECT lprcPosRect, LPCRECT lprcClipRect)
974 RECT clipRect = *lprcClipRect;
976 //RedrawWindow(GetParent(_inplacewnd), &_posRect, NULL, RDW_INVALIDATE|RDW_ERASE|RDW_ALLCHILDREN);
979 ** record keeping of control geometry within container
981 _posRect = *lprcPosRect;
984 ** change in-place window geometry to match clipping region
986 SetWindowPos(_inplacewnd, NULL,
989 lprcPosRect->right-lprcPosRect->left,
990 lprcPosRect->bottom-lprcPosRect->top,
996 /* change cliprect coordinates system relative to window bounding rect */
997 OffsetRect(&clipRect, -lprcPosRect->left, -lprcPosRect->top);
998 HRGN clipRgn = CreateRectRgnIndirect(&clipRect);
999 SetWindowRgn(_inplacewnd, clipRgn, FALSE);
1001 //RedrawWindow(_videownd, &posRect, NULL, RDW_INVALIDATE|RDW_ERASE|RDW_ALLCHILDREN);
1004 libvlc_video_set_size(_p_libvlc,
1005 lprcPosRect->right-lprcPosRect->left,
1006 lprcPosRect->bottom-lprcPosRect->top,
1011 void VLCPlugin::freezeEvents(BOOL freeze)
1013 vlcConnectionPointContainer->freezeEvents(freeze);
1016 void VLCPlugin::firePropChangedEvent(DISPID dispid)
1018 vlcConnectionPointContainer->firePropChangedEvent(dispid);
1021 void VLCPlugin::fireOnPlayEvent(void)
1023 DISPPARAMS dispparamsNoArgs = {NULL, NULL, 0, 0};
1024 vlcConnectionPointContainer->fireEvent(DISPID_PlayEvent, &dispparamsNoArgs);
1027 void VLCPlugin::fireOnPauseEvent(void)
1029 DISPPARAMS dispparamsNoArgs = {NULL, NULL, 0, 0};
1030 vlcConnectionPointContainer->fireEvent(DISPID_PauseEvent, &dispparamsNoArgs);
1033 void VLCPlugin::fireOnStopEvent(void)
1035 DISPPARAMS dispparamsNoArgs = {NULL, NULL, 0, 0};
1036 vlcConnectionPointContainer->fireEvent(DISPID_StopEvent, &dispparamsNoArgs);