1 /*****************************************************************************
2 * win32.c: Global-Hotkey WIN32 handling for vlc
3 *****************************************************************************
4 * Copyright (C) 2008-2009 the VideoLAN team
6 * Authors: Domani Hannes <ssbssa at yahoo dot de>
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 *****************************************************************************/
29 #include <vlc_common.h>
30 #include <vlc_plugin.h>
31 #include <vlc_interface.h>
34 /*****************************************************************************
36 *****************************************************************************/
37 static int Open( vlc_object_t *p_this );
38 static void Close( vlc_object_t *p_this );
39 static void *Thread( void *p_data );
40 LRESULT CALLBACK WMHOTKEYPROC( HWND, UINT, WPARAM, LPARAM );
42 /*****************************************************************************
44 *****************************************************************************/
46 set_shortname( _("Global Hotkeys") )
47 set_category( CAT_INTERFACE )
48 set_subcategory( SUBCAT_INTERFACE_HOTKEYS )
49 set_description( _("Global Hotkeys interface") )
50 set_capability( "interface", 0 )
51 set_callbacks( Open, Close )
62 /*****************************************************************************
63 * Open: initialize interface
64 *****************************************************************************/
65 static int Open( vlc_object_t *p_this )
67 intf_thread_t *p_intf = (intf_thread_t *)p_this;
68 intf_sys_t *p_sys = malloc( sizeof (intf_sys_t) );
73 p_intf->p_sys = p_sys;
74 p_sys->hotkeyWindow = NULL;
75 vlc_mutex_init( &p_sys->lock );
76 vlc_cond_init( &p_sys->wait );
78 if( vlc_clone( &p_sys->thread, Thread, p_intf, VLC_THREAD_PRIORITY_LOW ) )
80 vlc_mutex_destroy( &p_sys->lock );
81 vlc_cond_destroy( &p_sys->wait );
88 vlc_mutex_lock( &p_sys->lock );
89 while( p_sys->hotkeyWindow == NULL )
90 vlc_cond_wait( &p_sys->wait, &p_sys->lock );
91 if( p_sys->hotkeyWindow == INVALID_HANDLE_VALUE )
93 vlc_mutex_unlock( &p_sys->lock );
94 vlc_join( p_sys->thread, NULL );
95 vlc_mutex_destroy( &p_sys->lock );
96 vlc_cond_destroy( &p_sys->wait );
102 vlc_mutex_unlock( &p_sys->lock );
107 /*****************************************************************************
108 * Close: destroy interface
109 *****************************************************************************/
110 static void Close( vlc_object_t *p_this )
112 intf_thread_t *p_intf = (intf_thread_t *)p_this;
113 intf_sys_t *p_sys = p_intf->p_sys;
115 /* stop hotkey window */
116 vlc_mutex_lock( &p_sys->lock );
117 if( p_sys->hotkeyWindow != NULL )
118 PostMessage( p_sys->hotkeyWindow, WM_CLOSE, 0, 0 );
119 vlc_mutex_unlock( &p_sys->lock );
121 vlc_join( p_sys->thread, NULL );
122 vlc_mutex_destroy( &p_sys->lock );
123 vlc_cond_destroy( &p_sys->wait );
127 /*****************************************************************************
129 *****************************************************************************/
130 static void *Thread( void *p_data )
133 UINT i_key, i_keyMod, i_vk;
135 char *psz_hotkey = NULL;
137 intf_thread_t *p_intf = p_data;
138 intf_sys_t *p_sys = p_intf->p_sys;
140 /* Window which receives Hotkeys */
141 vlc_mutex_lock( &p_sys->lock );
142 p_sys->hotkeyWindow =
143 (void*)CreateWindow( _T("STATIC"), /* name of window class */
144 _T("VLC ghk ") _T(VERSION), /* window title bar text */
145 0, /* window style */
146 0, /* default X coordinate */
147 0, /* default Y coordinate */
148 0, /* window width */
149 0, /* window height */
150 NULL, /* no parent window */
151 NULL, /* no menu in this window */
152 GetModuleHandle(NULL), /* handle of this program instance */
153 NULL ); /* sent to WM_CREATE */
155 if( p_sys->hotkeyWindow == NULL )
157 p_sys->hotkeyWindow = INVALID_HANDLE_VALUE;
158 vlc_cond_signal( &p_sys->wait );
159 vlc_mutex_unlock( &p_sys->lock );
162 vlc_cond_signal( &p_sys->wait );
163 vlc_mutex_unlock( &p_sys->lock );
165 SetWindowLongPtr( p_sys->hotkeyWindow, GWL_WNDPROC,
166 (LONG_PTR)WMHOTKEYPROC );
167 SetWindowLongPtr( p_sys->hotkeyWindow, GWL_USERDATA,
170 /* Registering of Hotkeys */
171 for( struct hotkey *p_hotkey = p_intf->p_libvlc->p_hotkeys;
172 p_hotkey->psz_action != NULL;
175 if( asprintf( &psz_hotkey, "global-%s", p_hotkey->psz_action ) < 0 )
178 i_key = config_GetInt( p_intf, psz_hotkey );
183 if( i_key & KEY_MODIFIER_SHIFT ) i_keyMod |= MOD_SHIFT;
184 if( i_key & KEY_MODIFIER_ALT ) i_keyMod |= MOD_ALT;
185 if( i_key & KEY_MODIFIER_CTRL ) i_keyMod |= MOD_CONTROL;
187 #define HANDLE( key ) case KEY_##key: i_vk = VK_##key; break
188 #define HANDLE2( key, key2 ) case KEY_##key: i_vk = VK_##key2; break
190 #ifndef VK_VOLUME_DOWN
191 #define VK_VOLUME_DOWN 0xAE
192 #define VK_VOLUME_UP 0xAF
195 #ifndef VK_MEDIA_NEXT_TRACK
196 #define VK_MEDIA_NEXT_TRACK 0xB0
197 #define VK_MEDIA_PREV_TRACK 0xB1
198 #define VK_MEDIA_STOP 0xB2
199 #define VK_MEDIA_PLAY_PAUSE 0xB3
203 #define VK_PAGEUP 0x21
204 #define VK_PAGEDOWN 0x22
208 switch( i_key & ~KEY_MODIFIER )
215 HANDLE2( ESC, ESCAPE );
216 HANDLE2( ENTER, RETURN );
235 HANDLE( VOLUME_DOWN );
237 HANDLE( MEDIA_PLAY_PAUSE );
238 HANDLE( MEDIA_STOP );
239 HANDLE( MEDIA_PREV_TRACK );
240 HANDLE( MEDIA_NEXT_TRACK );
243 i_vk = toupper( i_key & ~KEY_MODIFIER );
246 if( !i_vk ) continue;
251 atom = GlobalAddAtomA( p_hotkey->psz_action );
252 if( !atom ) continue;
254 if( !RegisterHotKey( p_sys->hotkeyWindow, atom, i_keyMod, i_vk ) )
255 GlobalDeleteAtom( atom );
258 /* Main message loop */
259 while( GetMessage( &message, NULL, 0, 0 ) )
260 DispatchMessage( &message );
262 /* Unregistering of Hotkeys */
263 for( struct hotkey *p_hotkey = p_intf->p_libvlc->p_hotkeys;
264 p_hotkey->psz_action != NULL;
267 atom = GlobalFindAtomA( p_hotkey->psz_action );
268 if( !atom ) continue;
270 if( UnregisterHotKey( p_sys->hotkeyWindow, atom ) )
271 GlobalDeleteAtom( atom );
275 vlc_mutex_lock( &p_sys->lock );
276 DestroyWindow( p_sys->hotkeyWindow );
277 p_sys->hotkeyWindow = NULL;
278 vlc_mutex_unlock( &p_sys->lock );
283 /*****************************************************************************
284 * WMHOTKEYPROC: event callback
285 *****************************************************************************/
286 LRESULT CALLBACK WMHOTKEYPROC( HWND hwnd, UINT uMsg, WPARAM wParam,
294 char psz_atomName[40];
296 intf_thread_t *p_intf =
297 (intf_thread_t*)GetWindowLongPtr( hwnd, GWL_USERDATA );
298 struct hotkey *p_hotkeys = p_intf->p_libvlc->p_hotkeys;
300 i = GlobalGetAtomNameA(
301 wParam, psz_atomName, sizeof( psz_atomName ) );
304 /* search for key associated with VLC */
305 for( i = 0; p_hotkeys[i].psz_action != NULL; i++ )
307 if( strcmp( p_hotkeys[i].psz_action, psz_atomName ) )
310 var_SetInteger( p_intf->p_libvlc,
311 "key-action", p_hotkeys[i].i_action );
319 PostQuitMessage( 0 );
323 return DefWindowProc( hwnd, uMsg, wParam, lParam );