1 /*****************************************************************************
3 *****************************************************************************
4 * Copyright (C) 2003 VideoLAN
7 * Authors: Cyril Deguet <asmax@via.ecp.fr>
8 * Olivier Teulière <ipkiss@via.ecp.fr>
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
23 *****************************************************************************/
27 #include "win32_factory.hpp"
28 #include "win32_graphics.hpp"
29 #include "win32_timer.hpp"
30 #include "win32_window.hpp"
31 #include "win32_tooltip.hpp"
32 #include "win32_loop.hpp"
33 #include "../src/theme.hpp"
36 LRESULT CALLBACK Win32Proc( HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam )
38 // Get pointer to thread info: should only work with the parent window
39 intf_thread_t *p_intf = (intf_thread_t *)GetWindowLongPtr( hwnd,
42 // If doesn't exist, treat windows message normally
43 if( p_intf == NULL || p_intf->p_sys->p_osFactory == NULL )
45 return DefWindowProc( hwnd, uMsg, wParam, lParam );
48 // Here we know we are getting a message for the parent window, since it is
49 // the only one to store p_intf...
50 // Yes, it is a kludge :)
52 //Win32Factory *pFactory = (Win32Factory*)Win32Factory::instance( p_intf );
53 //msg_Err( p_intf, "Parent window %p %p %u %i\n", pFactory->m_hParentWindow, hwnd, uMsg, wParam );
54 // If Window is parent window
55 // XXX: this test isn't needed, see the kludge above...
56 // if( hwnd == pFactory->m_hParentWindow )
58 if( uMsg == WM_SYSCOMMAND )
60 // If closing parent window
61 if( wParam == SC_CLOSE )
63 Win32Loop *pLoop = (Win32Loop*)Win32Loop::instance( p_intf );
69 msg_Err( p_intf, "WM_SYSCOMMAND %i", wParam );
71 // if( (Event *)wParam != NULL )
72 // ( (Event *)wParam )->SendEvent();
77 // If hwnd does not match any window or message not processed
78 return DefWindowProc( hwnd, uMsg, wParam, lParam );
82 Win32Factory::Win32Factory( intf_thread_t *pIntf ):
83 OSFactory( pIntf ), TransparentBlt( NULL ), AlphaBlend( NULL ),
84 SetLayeredWindowAttributes( NULL ), m_hParentWindow( NULL ),
91 bool Win32Factory::init()
93 // Get instance handle
94 m_hInst = GetModuleHandle( NULL );
97 msg_Err( getIntf(), "Cannot get module handle" );
100 // Create window class
101 WNDCLASS skinWindowClass;
102 skinWindowClass.style = CS_VREDRAW | CS_HREDRAW | CS_DBLCLKS;
103 skinWindowClass.lpfnWndProc = (WNDPROC) Win32Proc;
104 skinWindowClass.lpszClassName = "SkinWindowClass";
105 skinWindowClass.lpszMenuName = NULL;
106 skinWindowClass.cbClsExtra = 0;
107 skinWindowClass.cbWndExtra = 0;
108 skinWindowClass.hbrBackground = HBRUSH (COLOR_WINDOW);
109 skinWindowClass.hCursor = LoadCursor( NULL , IDC_ARROW );
110 skinWindowClass.hIcon = LoadIcon( m_hInst, "VLC_ICON" );
111 skinWindowClass.hInstance = m_hInst;
113 // Register class and check it
114 if( !RegisterClass( &skinWindowClass ) )
118 // Check why it failed. If it's because the class already exists
119 // then fine, otherwise return with an error.
120 if( !GetClassInfo( m_hInst, "SkinWindowClass", &wndclass ) )
122 msg_Err( getIntf(), "Cannot register window class" );
128 m_hParentWindow = CreateWindowEx( WS_EX_APPWINDOW, "SkinWindowClass",
129 "VLC media player", WS_SYSMENU|WS_POPUP, -200, -200, 0, 0, 0, 0, m_hInst, 0 );
130 if( m_hParentWindow == NULL )
132 msg_Err( getIntf(), "Cannot create parent window" );
136 // We do it this way otherwise CreateWindowEx will fail
137 // if WS_EX_LAYERED is not supported
138 SetWindowLongPtr( m_hParentWindow, GWL_EXSTYLE,
139 GetWindowLong( m_hParentWindow, GWL_EXSTYLE )
142 // Store with it a pointer to the interface thread
143 SetWindowLongPtr( m_hParentWindow, GWLP_USERDATA, (LONG_PTR)getIntf() );
144 ShowWindow( m_hParentWindow, SW_SHOW );
146 // Initialize the OLE library (for drag & drop)
147 OleInitialize( NULL );
149 // We dynamically load msimg32.dll to get a pointer to TransparentBlt()
150 m_hMsimg32 = LoadLibrary( "msimg32.dll" );
153 (BOOL (WINAPI*)(HDC, int, int, int, int,
154 HDC, int, int, int, int, unsigned int))
155 GetProcAddress( m_hMsimg32, "TransparentBlt" ) ) )
157 TransparentBlt = NULL;
158 msg_Dbg( getIntf(), "Couldn't find TransparentBlt(), "
159 "falling back to BitBlt()" );
163 (BOOL (WINAPI*)( HDC, int, int, int, int, HDC, int, int,
164 int, int, BLENDFUNCTION ))
165 GetProcAddress( m_hMsimg32, "AlphaBlend" ) ) )
168 msg_Dbg( getIntf(), "Couldn't find AlphaBlend()" );
171 // Idem for user32.dll and SetLayeredWindowAttributes()
172 m_hUser32 = LoadLibrary( "user32.dll" );
174 !( SetLayeredWindowAttributes =
175 (BOOL (WINAPI *)(HWND, COLORREF, BYTE, DWORD))
176 GetProcAddress( m_hUser32, "SetLayeredWindowAttributes" ) ) )
178 SetLayeredWindowAttributes = NULL;
179 msg_Dbg( getIntf(), "Couldn't find SetLayeredWindowAttributes()" );
182 // Initialize the resource path
183 m_resourcePath.push_back( (string)getIntf()->p_vlc->psz_homedir +
184 "\\" + CONFIG_DIR + "\\skins" );
185 m_resourcePath.push_back( (string)getIntf()->p_libvlc->psz_vlcpath +
187 m_resourcePath.push_back( (string)getIntf()->p_libvlc->psz_vlcpath +
189 m_resourcePath.push_back( (string)getIntf()->p_libvlc->psz_vlcpath +
191 m_resourcePath.push_back( (string)getIntf()->p_libvlc->psz_vlcpath +
199 Win32Factory::~Win32Factory()
201 // Uninitialize the OLE library
204 if( m_hParentWindow ) DestroyWindow( m_hParentWindow );
206 // Unload msimg32.dll and user32.dll
208 FreeLibrary( m_hMsimg32 );
210 FreeLibrary( m_hUser32 );
214 OSGraphics *Win32Factory::createOSGraphics( int width, int height )
216 return new Win32Graphics( getIntf(), width, height );
220 OSLoop *Win32Factory::getOSLoop()
222 return Win32Loop::instance( getIntf() );
226 void Win32Factory::destroyOSLoop()
228 Win32Loop::destroy( getIntf() );
231 void Win32Factory::minimize()
233 /* Make sure no tooltip is visible first */
234 getIntf()->p_sys->p_theme->getWindowManager().hideTooltip();
236 ShowWindow( m_hParentWindow, SW_MINIMIZE );
239 OSTimer *Win32Factory::createOSTimer( const Callback &rCallback )
241 return new Win32Timer( getIntf(), rCallback, m_hParentWindow );
245 OSWindow *Win32Factory::createOSWindow( GenericWindow &rWindow, bool dragDrop,
246 bool playOnDrop, OSWindow *pParent )
248 return new Win32Window( getIntf(), rWindow, m_hInst, m_hParentWindow,
249 dragDrop, playOnDrop, (Win32Window*)pParent );
253 OSTooltip *Win32Factory::createOSTooltip()
255 return new Win32Tooltip( getIntf(), m_hInst, m_hParentWindow );
259 int Win32Factory::getScreenWidth() const
261 return GetSystemMetrics(SM_CXSCREEN);
266 int Win32Factory::getScreenHeight() const
268 return GetSystemMetrics(SM_CYSCREEN);
272 Rect Win32Factory::getWorkArea() const
275 SystemParametersInfo( SPI_GETWORKAREA, 0, &r, 0 );
276 // Fill a Rect object
277 Rect rect( r.left, r.top, r.right, r.bottom );
282 void Win32Factory::getMousePos( int &rXPos, int &rYPos ) const
285 GetCursorPos( &mousePos );
291 void Win32Factory::changeCursor( CursorType_t type ) const
316 HCURSOR hCurs = LoadCursor( NULL, id );
321 void Win32Factory::rmDir( const string &rPath )
323 WIN32_FIND_DATA find;
325 string findFiles = rPath + "\\*";
326 HANDLE handle = FindFirstFile( findFiles.c_str(), &find );
328 while( handle != INVALID_HANDLE_VALUE )
330 // If file is neither "." nor ".."
331 if( strcmp( find.cFileName, "." ) && strcmp( find.cFileName, ".." ) )
334 file = rPath + "\\" + (string)find.cFileName;
336 // If file is a directory, delete it recursively
337 if( find.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY )
341 // Else, it is a file so simply delete it
344 DeleteFile( file.c_str() );
348 // If no more file in directory, exit while
349 if( !FindNextFile( handle, &find ) )
353 // Now directory is empty so can be removed
355 RemoveDirectory( rPath.c_str() );