/***************************************************************************** * events.c: Windows DirectX video output events handler ***************************************************************************** * Copyright (C) 2001-2004 VideoLAN * $Id$ * * Authors: Gildas Bazin <gbazin@videolan.org> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA. *****************************************************************************/ /***************************************************************************** * Preamble: This file contains the functions related to the creation of * a window and the handling of its messages (events). *****************************************************************************/ #include <errno.h> /* ENOMEM */ #include <stdlib.h> /* free() */ #include <ctype.h> /* tolower() */ #include <string.h> /* strerror() */ #ifndef _WIN32_WINNT # define _WIN32_WINNT 0x0400 #endif #include <vlc/vlc.h> #include <vlc/intf.h> #include <vlc/input.h> #include <vlc/vout.h> #include <windows.h> #include <windowsx.h> #include <shellapi.h> #include <ddraw.h> #include "vlc_keys.h" #include "vout.h" /***************************************************************************** * Local prototypes. *****************************************************************************/ static int DirectXCreateWindow( vout_thread_t *p_vout ); static void DirectXCloseWindow ( vout_thread_t *p_vout ); static long FAR PASCAL DirectXEventProc( HWND, UINT, WPARAM, LPARAM ); static int Control( vout_thread_t *p_vout, int i_query, va_list args ); static void DirectXPopupMenu( event_thread_t *p_event, vlc_bool_t b_open ) { playlist_t *p_playlist = vlc_object_find( p_event, VLC_OBJECT_PLAYLIST, FIND_ANYWHERE ); if( p_playlist != NULL ) { vlc_value_t val; val.b_bool = b_open; var_Set( p_playlist, "intf-popupmenu", val ); vlc_object_release( p_playlist ); } } static int DirectXConvertKey( int i_key ); /***************************************************************************** * DirectXEventThread: Create video window & handle its messages ***************************************************************************** * This function creates a video window and then enters an infinite loop * that handles the messages sent to that window. * The main goal of this thread is to isolate the Win32 PeekMessage function * because this one can block for a long time. *****************************************************************************/ void DirectXEventThread( event_thread_t *p_event ) { MSG msg; POINT old_mouse_pos = {0,0}, mouse_pos; vlc_value_t val; int i_width, i_height, i_x, i_y; HMODULE hkernel32; /* Initialisation */ p_event->p_vout->pf_control = Control; /* Create a window for the video */ /* Creating a window under Windows also initializes the thread's event * message queue */ if( DirectXCreateWindow( p_event->p_vout ) ) { msg_Err( p_event, "out of memory" ); p_event->b_dead = VLC_TRUE; } /* Signal the creation of the window */ vlc_thread_ready( p_event ); /* Set power management stuff */ if( (hkernel32 = GetModuleHandle( "KERNEL32" ) ) ) { ULONG (WINAPI* OurSetThreadExecutionState)( ULONG ); OurSetThreadExecutionState = GetProcAddress( hkernel32, "SetThreadExecutionState" ); if( OurSetThreadExecutionState ) /* Prevent monitor from powering off */ OurSetThreadExecutionState( ES_DISPLAY_REQUIRED | ES_CONTINUOUS ); else msg_Dbg( p_event, "no support for SetThreadExecutionState()" ); } /* Main loop */ /* GetMessage will sleep if there's no message in the queue */ while( !p_event->b_die && GetMessage( &msg, 0, 0, 0 ) ) { /* Check if we are asked to exit */ if( p_event->b_die ) break; switch( msg.message ) { case WM_MOUSEMOVE: vout_PlacePicture( p_event->p_vout, p_event->p_vout->p_sys->i_window_width, p_event->p_vout->p_sys->i_window_height, &i_x, &i_y, &i_width, &i_height ); if( msg.hwnd == p_event->p_vout->p_sys->hvideownd ) { /* Child window */ i_x = i_y = 0; } if( i_width && i_height ) { val.i_int = ( GET_X_LPARAM(msg.lParam) - i_x ) * p_event->p_vout->render.i_width / i_width; var_Set( p_event->p_vout, "mouse-x", val ); val.i_int = ( GET_Y_LPARAM(msg.lParam) - i_y ) * p_event->p_vout->render.i_height / i_height; var_Set( p_event->p_vout, "mouse-y", val ); val.b_bool = VLC_TRUE; var_Set( p_event->p_vout, "mouse-moved", val ); } case WM_NCMOUSEMOVE: GetCursorPos( &mouse_pos ); if( (abs(mouse_pos.x - old_mouse_pos.x) > 2 || (abs(mouse_pos.y - old_mouse_pos.y)) > 2 ) ) { GetCursorPos( &old_mouse_pos ); p_event->p_vout->p_sys->i_lastmoved = mdate(); if( p_event->p_vout->p_sys->b_cursor_hidden ) { p_event->p_vout->p_sys->b_cursor_hidden = 0; ShowCursor( TRUE ); } } break; case WM_VLC_HIDE_MOUSE: if( p_event->p_vout->p_sys->b_cursor_hidden ) break; p_event->p_vout->p_sys->b_cursor_hidden = VLC_TRUE; GetCursorPos( &old_mouse_pos ); ShowCursor( FALSE ); break; case WM_VLC_SHOW_MOUSE: if( !p_event->p_vout->p_sys->b_cursor_hidden ) break; p_event->p_vout->p_sys->b_cursor_hidden = VLC_FALSE; GetCursorPos( &old_mouse_pos ); ShowCursor( TRUE ); break; case WM_LBUTTONDOWN: var_Get( p_event->p_vout, "mouse-button-down", &val ); val.i_int |= 1; var_Set( p_event->p_vout, "mouse-button-down", val ); DirectXPopupMenu( p_event, VLC_FALSE ); break; case WM_LBUTTONUP: var_Get( p_event->p_vout, "mouse-button-down", &val ); val.i_int &= ~1; var_Set( p_event->p_vout, "mouse-button-down", val ); val.b_bool = VLC_TRUE; var_Set( p_event->p_vout, "mouse-clicked", val ); break; case WM_LBUTTONDBLCLK: p_event->p_vout->p_sys->i_changes |= VOUT_FULLSCREEN_CHANGE; break; case WM_MBUTTONDOWN: var_Get( p_event->p_vout, "mouse-button-down", &val ); val.i_int |= 2; var_Set( p_event->p_vout, "mouse-button-down", val ); DirectXPopupMenu( p_event, VLC_FALSE ); break; case WM_MBUTTONUP: var_Get( p_event->p_vout, "mouse-button-down", &val ); val.i_int &= ~2; var_Set( p_event->p_vout, "mouse-button-down", val ); break; case WM_RBUTTONDOWN: var_Get( p_event->p_vout, "mouse-button-down", &val ); val.i_int |= 4; var_Set( p_event->p_vout, "mouse-button-down", val ); DirectXPopupMenu( p_event, VLC_FALSE ); break; case WM_RBUTTONUP: var_Get( p_event->p_vout, "mouse-button-down", &val ); val.i_int &= ~4; var_Set( p_event->p_vout, "mouse-button-down", val ); DirectXPopupMenu( p_event, VLC_TRUE ); break; case WM_KEYDOWN: case WM_SYSKEYDOWN: /* The key events are first processed here and not translated * into WM_CHAR events because we need to know the status of the * modifier keys. */ val.i_int = DirectXConvertKey( msg.wParam ); if( !val.i_int ) { /* This appears to be a "normal" (ascii) key */ val.i_int = tolower( MapVirtualKey( msg.wParam, 2 ) ); } if( val.i_int ) { if( GetKeyState(VK_CONTROL) & 0x8000 ) { val.i_int |= KEY_MODIFIER_CTRL; } if( GetKeyState(VK_SHIFT) & 0x8000 ) { val.i_int |= KEY_MODIFIER_SHIFT; } if( GetKeyState(VK_MENU) & 0x8000 ) { val.i_int |= KEY_MODIFIER_ALT; } var_Set( p_event->p_vlc, "key-pressed", val ); } break; case WM_MOUSEWHEEL: if( GET_WHEEL_DELTA_WPARAM( msg.wParam ) > 0 ) { val.i_int = KEY_MOUSEWHEELUP; } else { val.i_int = KEY_MOUSEWHEELDOWN; } if( val.i_int ) { if( GetKeyState(VK_CONTROL) & 0x8000 ) { val.i_int |= KEY_MODIFIER_CTRL; } if( GetKeyState(VK_SHIFT) & 0x8000 ) { val.i_int |= KEY_MODIFIER_SHIFT; } if( GetKeyState(VK_MENU) & 0x8000 ) { val.i_int |= KEY_MODIFIER_ALT; } var_Set( p_event->p_vlc, "key-pressed", val ); } break; case WM_VLC_CHANGE_TEXT: var_Get( p_event->p_vout, "video-title", &val ); if( !val.psz_string || !*val.psz_string ) /* Default video title */ { #ifdef MODULE_NAME_IS_glwin32 SetWindowText( p_event->p_vout->p_sys->hwnd, VOUT_TITLE " (OpenGL output)" ); #else if( p_event->p_vout->p_sys->b_using_overlay ) SetWindowText( p_event->p_vout->p_sys->hwnd, VOUT_TITLE " (hardware YUV overlay DirectX output)" ); else if( p_event->p_vout->p_sys->b_hw_yuv ) SetWindowText( p_event->p_vout->p_sys->hwnd, VOUT_TITLE " (hardware YUV DirectX output)" ); else SetWindowText( p_event->p_vout->p_sys->hwnd, VOUT_TITLE " (software RGB DirectX output)" ); #endif } else { SetWindowText( p_event->p_vout->p_sys->hwnd, val.psz_string ); } break; default: /* Messages we don't handle directly are dispatched to the * window procedure */ TranslateMessage(&msg); DispatchMessage(&msg); break; } /* End Switch */ } /* End Main loop */ /* Check for WM_QUIT if we created the window */ if( !p_event->p_vout->p_sys->hparent && msg.message == WM_QUIT ) { msg_Warn( p_event, "WM_QUIT... should not happen!!" ); p_event->p_vout->p_sys->hwnd = NULL; /* Window already destroyed */ } msg_Dbg( p_event, "DirectXEventThread terminating" ); /* clear the changes formerly signaled */ p_event->p_vout->p_sys->i_changes = 0; DirectXCloseWindow( p_event->p_vout ); } /* following functions are local */ /***************************************************************************** * DirectXCreateWindow: create a window for the video. ***************************************************************************** * Before creating a direct draw surface, we need to create a window in which * the video will be displayed. This window will also allow us to capture the * events. *****************************************************************************/ static int DirectXCreateWindow( vout_thread_t *p_vout ) { HINSTANCE hInstance; HMENU hMenu; RECT rect_window; WNDCLASSEX wc; /* window class components */ HICON vlc_icon = NULL; char vlc_path[MAX_PATH+1]; int i_style; msg_Dbg( p_vout, "DirectXCreateWindow" ); /* Get this module's instance */ hInstance = GetModuleHandle(NULL); /* If an external window was specified, we'll draw in it. */ p_vout->p_sys->hparent = vout_RequestWindow( p_vout, &p_vout->p_sys->i_window_x, &p_vout->p_sys->i_window_y, &p_vout->p_sys->i_window_width, &p_vout->p_sys->i_window_height ); /* We create the window ourself, there is no previous window proc. */ p_vout->p_sys->pf_wndproc = NULL; /* Get the Icon from the main app */ vlc_icon = NULL; if( GetModuleFileName( NULL, vlc_path, MAX_PATH ) ) { vlc_icon = ExtractIcon( hInstance, vlc_path, 0 ); } /* Fill in the window class structure */ wc.cbSize = sizeof(WNDCLASSEX); wc.style = CS_OWNDC|CS_DBLCLKS; /* style: dbl click */ wc.lpfnWndProc = (WNDPROC)DirectXEventProc; /* event handler */ wc.cbClsExtra = 0; /* no extra class data */ wc.cbWndExtra = 0; /* no extra window data */ wc.hInstance = hInstance; /* instance */ wc.hIcon = vlc_icon; /* load the vlc big icon */ wc.hCursor = LoadCursor(NULL, IDC_ARROW); /* default cursor */ wc.hbrBackground = GetStockObject(BLACK_BRUSH); /* background color */ wc.lpszMenuName = NULL; /* no menu */ wc.lpszClassName = "VLC DirectX"; /* use a special class */ wc.hIconSm = vlc_icon; /* load the vlc small icon */ /* Register the window class */ if( !RegisterClassEx(&wc) ) { WNDCLASS wndclass; if( vlc_icon ) DestroyIcon( vlc_icon ); /* Check why it failed. If it's because one already exists * then fine, otherwise return with an error. */ if( !GetClassInfo( hInstance, "VLC DirectX", &wndclass ) ) { msg_Err( p_vout, "DirectXCreateWindow RegisterClass FAILED" ); return VLC_EGENERIC; } } /* Register the video sub-window class */ wc.lpszClassName = "VLC DirectX video"; wc.hIconSm = 0; wc.hIcon = 0; if( !RegisterClassEx(&wc) ) { WNDCLASS wndclass; /* Check why it failed. If it's because one already exists * then fine, otherwise return with an error. */ if( !GetClassInfo( hInstance, "VLC DirectX video", &wndclass ) ) { msg_Err( p_vout, "DirectXCreateWindow RegisterClass FAILED" ); return VLC_EGENERIC; } } /* When you create a window you give the dimensions you wish it to * have. Unfortunatly these dimensions will include the borders and * titlebar. We use the following function to find out the size of * the window corresponding to the useable surface we want */ rect_window.top = 10; rect_window.left = 10; rect_window.right = rect_window.left + p_vout->p_sys->i_window_width; rect_window.bottom = rect_window.top + p_vout->p_sys->i_window_height; AdjustWindowRect( &rect_window, WS_OVERLAPPEDWINDOW|WS_SIZEBOX, 0 ); i_style = WS_OVERLAPPEDWINDOW|WS_SIZEBOX|WS_VISIBLE|WS_CLIPCHILDREN; if( p_vout->p_sys->hparent ) { i_style = WS_VISIBLE|WS_CLIPCHILDREN|WS_CHILD; } /* Create the window */ p_vout->p_sys->hwnd = CreateWindowEx( WS_EX_NOPARENTNOTIFY, "VLC DirectX", /* name of window class */ VOUT_TITLE " (DirectX Output)", /* window title bar text */ i_style, /* window style */ (p_vout->p_sys->i_window_x < 0) ? CW_USEDEFAULT : p_vout->p_sys->i_window_x, /* default X coordinate */ (p_vout->p_sys->i_window_y < 0) ? CW_USEDEFAULT : p_vout->p_sys->i_window_y, /* default Y coordinate */ rect_window.right - rect_window.left, /* window width */ rect_window.bottom - rect_window.top, /* window height */ p_vout->p_sys->hparent, /* parent window */ NULL, /* no menu in this window */ hInstance, /* handle of this program instance */ (LPVOID)p_vout ); /* send p_vout to WM_CREATE */ if( !p_vout->p_sys->hwnd ) { msg_Warn( p_vout, "DirectXCreateWindow create window FAILED" ); return VLC_EGENERIC; } if( p_vout->p_sys->hparent ) { LONG i_style; /* We don't want the window owner to overwrite our client area */ i_style = GetWindowLong( p_vout->p_sys->hparent, GWL_STYLE ); if( !(i_style & WS_CLIPCHILDREN) ) /* Hmmm, apparently this is a blocking call... */ SetWindowLong( p_vout->p_sys->hparent, GWL_STYLE, i_style | WS_CLIPCHILDREN ); /* Create our fullscreen window */ p_vout->p_sys->hfswnd = CreateWindowEx( WS_EX_APPWINDOW, "VLC DirectX", VOUT_TITLE " (DirectX Output)", WS_OVERLAPPEDWINDOW|WS_CLIPCHILDREN|WS_SIZEBOX, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, NULL, NULL, hInstance, NULL ); } /* Now display the window */ ShowWindow( p_vout->p_sys->hwnd, SW_SHOW ); /* Create video sub-window. This sub window will always exactly match * the size of the video, which allows us to use crazy overlay colorkeys * without having them shown outside of the video area. */ SendMessage( p_vout->p_sys->hwnd, WM_VLC_CREATE_VIDEO_WIN, 0, 0 ); /* Append a "Always On Top" entry in the system menu */ hMenu = GetSystemMenu( p_vout->p_sys->hwnd, FALSE ); AppendMenu( hMenu, MF_SEPARATOR, 0, "" ); AppendMenu( hMenu, MF_STRING | MF_UNCHECKED, IDM_TOGGLE_ON_TOP, "Always on &Top" ); return VLC_SUCCESS; } /***************************************************************************** * DirectXCloseWindow: close the window created by DirectXCreateWindow ***************************************************************************** * This function returns all resources allocated by DirectXCreateWindow. *****************************************************************************/ static void DirectXCloseWindow( vout_thread_t *p_vout ) { msg_Dbg( p_vout, "DirectXCloseWindow" ); DestroyWindow( p_vout->p_sys->hwnd ); if( p_vout->p_sys->hfswnd ) DestroyWindow( p_vout->p_sys->hfswnd ); if( p_vout->p_sys->hparent ) vout_ReleaseWindow( p_vout, (void *)p_vout->p_sys->hparent ); p_vout->p_sys->hwnd = NULL; /* We don't unregister the Window Class because it could lead to race * conditions and it will be done anyway by the system when the app will * exit */ } /***************************************************************************** * DirectXUpdateRects: update clipping rectangles ***************************************************************************** * This function is called when the window position or size are changed, and * its job is to update the source and destination RECTs used to display the * picture. *****************************************************************************/ void DirectXUpdateRects( vout_thread_t *p_vout, vlc_bool_t b_force ) { #define rect_src p_vout->p_sys->rect_src #define rect_src_clipped p_vout->p_sys->rect_src_clipped #define rect_dest p_vout->p_sys->rect_dest #define rect_dest_clipped p_vout->p_sys->rect_dest_clipped int i_width, i_height, i_x, i_y; RECT rect; POINT point; /* Retrieve the window size */ GetClientRect( p_vout->p_sys->hwnd, &rect ); /* Retrieve the window position */ point.x = point.y = 0; ClientToScreen( p_vout->p_sys->hwnd, &point ); /* If nothing changed, we can return */ if( !b_force && p_vout->p_sys->i_window_width == rect.right && p_vout->p_sys->i_window_height == rect.bottom && p_vout->p_sys->i_window_x == point.x && p_vout->p_sys->i_window_y == point.y ) { return; } /* Update the window position and size */ p_vout->p_sys->i_window_x = point.x; p_vout->p_sys->i_window_y = point.y; p_vout->p_sys->i_window_width = rect.right; p_vout->p_sys->i_window_height = rect.bottom; vout_PlacePicture( p_vout, rect.right, rect.bottom, &i_x, &i_y, &i_width, &i_height ); if( p_vout->p_sys->hvideownd ) SetWindowPos( p_vout->p_sys->hvideownd, HWND_TOP, i_x, i_y, i_width, i_height, 0 ); /* Destination image position and dimensions */ rect_dest.left = point.x + i_x; rect_dest.right = rect_dest.left + i_width; rect_dest.top = point.y + i_y; rect_dest.bottom = rect_dest.top + i_height; /* Apply overlay hardware constraints */ if( p_vout->p_sys->b_using_overlay ) { if( p_vout->p_sys->i_align_dest_boundary ) rect_dest.left = ( rect_dest.left + p_vout->p_sys->i_align_dest_boundary / 2 ) & ~p_vout->p_sys->i_align_dest_boundary; if( p_vout->p_sys->i_align_dest_size ) rect_dest.right = (( rect_dest.right - rect_dest.left + p_vout->p_sys->i_align_dest_size / 2 ) & ~p_vout->p_sys->i_align_dest_size) + rect_dest.left; } /* UpdateOverlay directdraw function doesn't automatically clip to the * display size so we need to do it otherwise it will fail */ /* Clip the destination window */ if( !IntersectRect( &rect_dest_clipped, &rect_dest, &p_vout->p_sys->rect_display ) ) { SetRectEmpty( &rect_src_clipped ); return; } #if 0 msg_Dbg( p_vout, "DirectXUpdateRects image_dst_clipped coords:" " %i,%i,%i,%i", rect_dest_clipped.left, rect_dest_clipped.top, rect_dest_clipped.right, rect_dest_clipped.bottom ); #endif /* the 2 following lines are to fix a bug when clicking on the desktop */ if( (rect_dest_clipped.right - rect_dest_clipped.left)==0 || (rect_dest_clipped.bottom - rect_dest_clipped.top)==0 ) { SetRectEmpty( &rect_src_clipped ); return; } /* src image dimensions */ rect_src.left = 0; rect_src.top = 0; rect_src.right = p_vout->render.i_width; rect_src.bottom = p_vout->render.i_height; /* Clip the source image */ rect_src_clipped.left = (rect_dest_clipped.left - rect_dest.left) * p_vout->render.i_width / (rect_dest.right - rect_dest.left); rect_src_clipped.right = p_vout->render.i_width - (rect_dest.right - rect_dest_clipped.right) * p_vout->render.i_width / (rect_dest.right - rect_dest.left); rect_src_clipped.top = (rect_dest_clipped.top - rect_dest.top) * p_vout->render.i_height / (rect_dest.bottom - rect_dest.top); rect_src_clipped.bottom = p_vout->render.i_height - (rect_dest.bottom - rect_dest_clipped.bottom) * p_vout->render.i_height / (rect_dest.bottom - rect_dest.top); /* Apply overlay hardware constraints */ if( p_vout->p_sys->b_using_overlay ) { if( p_vout->p_sys->i_align_src_boundary ) rect_src_clipped.left = ( rect_src_clipped.left + p_vout->p_sys->i_align_src_boundary / 2 ) & ~p_vout->p_sys->i_align_src_boundary; if( p_vout->p_sys->i_align_src_size ) rect_src_clipped.right = (( rect_src_clipped.right - rect_src_clipped.left + p_vout->p_sys->i_align_src_size / 2 ) & ~p_vout->p_sys->i_align_src_size) + rect_src_clipped.left; } #if 0 msg_Dbg( p_vout, "DirectXUpdateRects image_src_clipped" " coords: %i,%i,%i,%i", rect_src_clipped.left, rect_src_clipped.top, rect_src_clipped.right, rect_src_clipped.bottom ); #endif /* The destination coordinates need to be relative to the current * directdraw primary surface (display) */ rect_dest_clipped.left -= p_vout->p_sys->rect_display.left; rect_dest_clipped.right -= p_vout->p_sys->rect_display.left; rect_dest_clipped.top -= p_vout->p_sys->rect_display.top; rect_dest_clipped.bottom -= p_vout->p_sys->rect_display.top; if( p_vout->p_sys->b_using_overlay ) DirectXUpdateOverlay( p_vout ); /* Signal the change in size/position */ p_vout->p_sys->i_changes |= DX_POSITION_CHANGE; #undef rect_src #undef rect_src_clipped #undef rect_dest #undef rect_dest_clipped } /***************************************************************************** * DirectXEventProc: This is the window event processing function. ***************************************************************************** * On Windows, when you create a window you have to attach an event processing * function to it. The aim of this function is to manage "Queued Messages" and * "Nonqueued Messages". * Queued Messages are those picked up and retransmitted by vout_Manage * (using the GetMessage and DispatchMessage functions). * Nonqueued Messages are those that Windows will send directly to this * procedure (like WM_DESTROY, WM_WINDOWPOSCHANGED...) *****************************************************************************/ static long FAR PASCAL DirectXEventProc( HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam ) { vout_thread_t *p_vout; if( message == WM_CREATE ) { /* Store p_vout for future use */ p_vout = (vout_thread_t *)((CREATESTRUCT *)lParam)->lpCreateParams; SetWindowLongPtr( hwnd, GWLP_USERDATA, (LONG_PTR)p_vout ); } else { p_vout = (vout_thread_t *)GetWindowLongPtr( hwnd, GWLP_USERDATA ); } if( !p_vout ) { /* Hmmm mozilla does manage somehow to save the pointer to our * windowproc and still calls it after the vout has been closed. */ return DefWindowProc(hwnd, message, wParam, lParam); } if( hwnd == p_vout->p_sys->hvideownd ) return DefWindowProc(hwnd, message, wParam, lParam); switch( message ) { case WM_WINDOWPOSCHANGED: DirectXUpdateRects( p_vout, VLC_TRUE ); return 0; /* the user wants to close the window */ case WM_CLOSE: { playlist_t * p_playlist = (playlist_t *)vlc_object_find( p_vout, VLC_OBJECT_PLAYLIST, FIND_ANYWHERE ); if( p_playlist == NULL ) { return 0; } playlist_Stop( p_playlist ); vlc_object_release( p_playlist ); return 0; } /* the window has been closed so shut down everything now */ case WM_DESTROY: msg_Dbg( p_vout, "WinProc WM_DESTROY" ); /* just destroy the window */ PostQuitMessage( 0 ); return 0; case WM_SYSCOMMAND: switch (wParam) { case SC_SCREENSAVE: /* catch the screensaver */ case SC_MONITORPOWER: /* catch the monitor turn-off */ msg_Dbg( p_vout, "WinProc WM_SYSCOMMAND" ); return 0; /* this stops them from happening */ case IDM_TOGGLE_ON_TOP: /* toggle the "on top" status */ { vlc_value_t val; msg_Dbg( p_vout, "WinProc WM_SYSCOMMAND: IDM_TOGGLE_ON_TOP"); /* Get the current value... */ if( var_Get( p_vout, "video-on-top", &val ) < 0 ) return 0; /* ...and change it */ val.b_bool = !val.b_bool; var_Set( p_vout, "video-on-top", val ); return 0; break; } } break; case WM_VLC_CREATE_VIDEO_WIN: /* Create video sub-window */ p_vout->p_sys->hvideownd = CreateWindow( "VLC DirectX video", "", /* window class text */ WS_CHILD | WS_VISIBLE, /* window style */ CW_USEDEFAULT, CW_USEDEFAULT, /* default coordinates */ CW_USEDEFAULT, CW_USEDEFAULT, hwnd, /* parent window */ NULL, GetModuleHandle(NULL), (LPVOID)p_vout ); /* send p_vout to WM_CREATE */ if( !p_vout->p_sys->hvideownd ) msg_Warn( p_vout, "Can't create video sub-window" ); else msg_Dbg( p_vout, "Created video sub-window" ); break; case WM_PAINT: case WM_NCPAINT: case WM_ERASEBKGND: /* We do not want to relay these messages to the parent window * because we rely on the background color for the overlay. */ return DefWindowProc(hwnd, message, wParam, lParam); break; default: //msg_Dbg( p_vout, "WinProc WM Default %i", message ); break; } /* Let windows handle the message */ return DefWindowProc(hwnd, message, wParam, lParam); } static struct { int i_dxkey; int i_vlckey; } dxkeys_to_vlckeys[] = { { VK_F1, KEY_F1 }, { VK_F2, KEY_F2 }, { VK_F3, KEY_F3 }, { VK_F4, KEY_F4 }, { VK_F5, KEY_F5 }, { VK_F6, KEY_F6 }, { VK_F7, KEY_F7 }, { VK_F8, KEY_F8 }, { VK_F9, KEY_F9 }, { VK_F10, KEY_F10 }, { VK_F11, KEY_F11 }, { VK_F12, KEY_F12 }, { VK_RETURN, KEY_ENTER }, { VK_SPACE, KEY_SPACE }, { VK_ESCAPE, KEY_ESC }, { VK_LEFT, KEY_LEFT }, { VK_RIGHT, KEY_RIGHT }, { VK_UP, KEY_UP }, { VK_DOWN, KEY_DOWN }, { VK_HOME, KEY_HOME }, { VK_END, KEY_END }, { VK_PRIOR, KEY_PAGEUP }, { VK_NEXT, KEY_PAGEDOWN }, { VK_CONTROL, 0 }, { VK_SHIFT, 0 }, { VK_MENU, 0 }, { 0, 0 } }; static int DirectXConvertKey( int i_key ) { int i; for( i = 0; dxkeys_to_vlckeys[i].i_dxkey != 0; i++ ) { if( dxkeys_to_vlckeys[i].i_dxkey == i_key ) { return dxkeys_to_vlckeys[i].i_vlckey; } } return 0; } /***************************************************************************** * Control: control facility for the vout *****************************************************************************/ static int Control( vout_thread_t *p_vout, int i_query, va_list args ) { double f_arg; RECT rect_window; POINT point; switch( i_query ) { case VOUT_SET_ZOOM: if( p_vout->p_sys->hparent ) return vout_ControlWindow( p_vout, (void *)p_vout->p_sys->hparent, i_query, args ); f_arg = va_arg( args, double ); /* Update dimensions */ rect_window.top = rect_window.left = 0; rect_window.right = p_vout->i_window_width * f_arg; rect_window.bottom = p_vout->i_window_height * f_arg; AdjustWindowRect( &rect_window, WS_OVERLAPPEDWINDOW|WS_SIZEBOX, 0 ); SetWindowPos( p_vout->p_sys->hwnd, 0, 0, 0, rect_window.right - rect_window.left, rect_window.bottom - rect_window.top, SWP_NOMOVE ); return VLC_SUCCESS; case VOUT_CLOSE: ShowWindow( p_vout->p_sys->hwnd, SW_HIDE ); case VOUT_REPARENT: /* Change window style, borders and title bar */ vlc_mutex_lock( &p_vout->p_sys->lock ); p_vout->p_sys->hparent = 0; vlc_mutex_unlock( &p_vout->p_sys->lock ); /* Retrieve the window position */ point.x = point.y = 0; ClientToScreen( p_vout->p_sys->hwnd, &point ); SetParent( p_vout->p_sys->hwnd, GetDesktopWindow() ); SetWindowLong( p_vout->p_sys->hwnd, GWL_STYLE, WS_CLIPCHILDREN | WS_OVERLAPPEDWINDOW | WS_SIZEBOX | (i_query == VOUT_CLOSE ? 0 : WS_VISIBLE) ); SetWindowPos( p_vout->p_sys->hwnd, 0, point.x, point.y, 0, 0, SWP_NOSIZE|SWP_NOZORDER|SWP_FRAMECHANGED ); return vout_vaControlDefault( p_vout, i_query, args ); case VOUT_SET_STAY_ON_TOP: if( p_vout->p_sys->hparent ) return vout_ControlWindow( p_vout, (void *)p_vout->p_sys->hparent, i_query, args ); p_vout->p_sys->b_on_top_change = VLC_TRUE; return VLC_SUCCESS; default: return vout_vaControlDefault( p_vout, i_query, args ); } }