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353 lines
11 KiB
353 lines
11 KiB
/*****************************************************************************
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* wince.cpp: WinCE gui plugin for VLC
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*****************************************************************************
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* Copyright (C) 2003 the VideoLAN team
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* $Id$
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*
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* Author: Gildas Bazin <gbazin@videolan.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111,
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* USA.
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*****************************************************************************/
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/*****************************************************************************
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* Preamble
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*****************************************************************************/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <vlc/vlc.h>
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#include <vlc_interface.h>
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#if defined( UNDER_CE ) && defined(__MINGW32__)
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/* This is a gross hack for the wince gcc cross-compiler */
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#define _off_t long
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#endif
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#include "wince.h"
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#include <objbase.h>
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/*****************************************************************************
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* Local prototypes.
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*****************************************************************************/
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static int Open ( vlc_object_t * );
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static void Close ( vlc_object_t * );
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static void Run ( intf_thread_t * );
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static int OpenDialogs( vlc_object_t * );
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static void MainLoop ( intf_thread_t * );
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static void ShowDialog( intf_thread_t *, int, int, intf_dialog_args_t * );
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/*****************************************************************************
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* Module descriptor
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*****************************************************************************/
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#define EMBED_TEXT N_("Embed video in interface")
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#define EMBED_LONGTEXT N_("Embed the video inside the interface instead " \
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"of having it in a separate window.")
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vlc_module_begin();
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set_description( (char *) _("WinCE interface module") );
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set_capability( "interface", 100 );
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set_callbacks( Open, Close );
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add_shortcut( "wince" );
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add_bool( "wince-embed", 1, NULL,
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EMBED_TEXT, EMBED_LONGTEXT, VLC_FALSE );
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add_submodule();
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set_description( _("WinCE dialogs provider") );
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set_capability( "dialogs provider", 10 );
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set_callbacks( OpenDialogs, Close );
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vlc_module_end();
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HINSTANCE hInstance = 0;
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#if !defined(__BUILTIN__)
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extern "C" BOOL WINAPI
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DllMain( HANDLE hModule, DWORD fdwReason, LPVOID lpReserved )
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{
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hInstance = (HINSTANCE)hModule;
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return TRUE;
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}
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#endif
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/* Global variables used by _TOMB() / _FROMB() */
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wchar_t pwsz_mbtow_wince[2048];
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char psz_wtomb_wince[2048];
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/*****************************************************************************
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* Open: initialize interface
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*****************************************************************************/
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static int Open( vlc_object_t *p_this )
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{
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intf_thread_t *p_intf = (intf_thread_t *)p_this;
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// Check if the application is running.
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// If it's running then focus its window and bail out.
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HWND hwndMain = FindWindow( _T("VLC WinCE"), _T("VLC media player") );
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if( hwndMain )
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{
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SetForegroundWindow( hwndMain );
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return VLC_EGENERIC;
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}
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// Allocate instance and initialize some members
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p_intf->p_sys = (intf_sys_t *)malloc( sizeof( intf_sys_t ) );
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if( p_intf->p_sys == NULL )
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{
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msg_Err( p_intf, "out of memory" );
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return VLC_EGENERIC;
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}
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// Suscribe to messages bank
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p_intf->p_sys->p_sub = msg_Subscribe( p_intf, MSG_QUEUE_NORMAL );
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// Misc init
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p_intf->p_sys->p_audio_menu = NULL;
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p_intf->p_sys->p_video_menu = NULL;
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p_intf->p_sys->p_navig_menu = NULL;
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p_intf->p_sys->p_settings_menu = NULL;
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p_intf->pf_run = Run;
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p_intf->pf_show_dialog = NULL;
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p_intf->p_sys->p_input = NULL;
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p_intf->p_sys->b_playing = 0;
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p_intf->p_sys->i_playing = -1;
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p_intf->p_sys->b_slider_free = 1;
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p_intf->p_sys->i_slider_pos = p_intf->p_sys->i_slider_oldpos = 0;
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return VLC_SUCCESS;
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}
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static int OpenDialogs( vlc_object_t *p_this )
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{
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intf_thread_t *p_intf = (intf_thread_t *)p_this;
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int i_ret = Open( p_this );
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p_intf->pf_show_dialog = ShowDialog;
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return i_ret;
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}
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/*****************************************************************************
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* Close: destroy interface
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*****************************************************************************/
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static void Close( vlc_object_t *p_this )
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{
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intf_thread_t *p_intf = (intf_thread_t *)p_this;
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if( p_intf->p_sys->p_input )
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{
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vlc_object_release( p_intf->p_sys->p_input );
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}
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MenuItemExt::ClearList( p_intf->p_sys->p_video_menu );
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delete p_intf->p_sys->p_video_menu;
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MenuItemExt::ClearList( p_intf->p_sys->p_audio_menu );
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delete p_intf->p_sys->p_audio_menu;
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MenuItemExt::ClearList( p_intf->p_sys->p_settings_menu );
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delete p_intf->p_sys->p_settings_menu;
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MenuItemExt::ClearList( p_intf->p_sys->p_navig_menu );
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delete p_intf->p_sys->p_navig_menu;
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if( p_intf->pf_show_dialog )
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{
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/* We must destroy the dialogs thread */
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#if 0
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wxCommandEvent event( wxEVT_DIALOG, INTF_DIALOG_EXIT );
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p_intf->p_sys->p_wxwindow->AddPendingEvent( event );
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#endif
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vlc_thread_join( p_intf );
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}
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// Unsuscribe to messages bank
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msg_Unsubscribe( p_intf, p_intf->p_sys->p_sub );
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// Destroy structure
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free( p_intf->p_sys );
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}
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/*****************************************************************************
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* Run: main loop
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*****************************************************************************/
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static void Run( intf_thread_t *p_intf )
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{
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if( p_intf->pf_show_dialog )
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{
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/* The module is used in dialog provider mode */
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/* Create a new thread for the dialogs provider */
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if( vlc_thread_create( p_intf, "Skins Dialogs Thread",
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MainLoop, 0, VLC_TRUE ) )
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{
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msg_Err( p_intf, "cannot create Skins Dialogs Thread" );
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p_intf->pf_show_dialog = NULL;
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}
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}
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else
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{
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/* The module is used in interface mode */
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MainLoop( p_intf );
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}
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}
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static void MainLoop( intf_thread_t *p_intf )
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{
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MSG msg;
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Interface *intf = 0;
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if( !hInstance ) hInstance = GetModuleHandle(NULL);
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// Register window class
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WNDCLASS wc;
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wc.style = CS_HREDRAW | CS_VREDRAW ;
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wc.lpfnWndProc = (WNDPROC)CBaseWindow::BaseWndProc;
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wc.cbClsExtra = 0;
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wc.cbWndExtra = 0;
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wc.hIcon = NULL;
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wc.hInstance = hInstance;
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wc.hCursor = NULL;
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wc.hbrBackground = (HBRUSH)(COLOR_MENU+1);
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wc.lpszMenuName = NULL;
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wc.lpszClassName = _T("VLC WinCE");
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RegisterClass( &wc );
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#ifndef UNDER_CE
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/* Initialize OLE/COM */
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CoInitialize( 0 );
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#endif
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if( !p_intf->pf_show_dialog )
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{
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/* The module is used in interface mode */
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p_intf->p_sys->p_window = intf = new Interface( p_intf, 0, hInstance );
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/* Create/Show the interface */
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if( !intf->InitInstance() ) goto end;
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}
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/* Creates the dialogs provider */
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p_intf->p_sys->p_window =
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CreateDialogsProvider( p_intf, p_intf->pf_show_dialog ?
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NULL : p_intf->p_sys->p_window, hInstance );
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p_intf->p_sys->pf_show_dialog = ShowDialog;
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/* OK, initialization is over */
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vlc_thread_ready( p_intf );
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/* Check if we need to start playing */
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if( !p_intf->pf_show_dialog && p_intf->b_play )
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{
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playlist_t *p_playlist =
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(playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
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FIND_ANYWHERE );
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if( p_playlist )
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{
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playlist_Play( p_playlist );
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vlc_object_release( p_playlist );
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}
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}
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// Main message loop
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while( GetMessage( &msg, NULL, 0, 0 ) > 0 )
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{
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TranslateMessage( &msg );
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DispatchMessage( &msg );
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}
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end:
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delete intf;
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#ifndef UNDER_CE
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/* Uninitialize OLE/COM */
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CoUninitialize();
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#endif
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}
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/*****************************************************************************
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* CBaseWindow Implementation
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*****************************************************************************/
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LRESULT CALLBACK CBaseWindow::BaseWndProc( HWND hwnd, UINT msg, WPARAM wParam,
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LPARAM lParam )
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{
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CBaseWindow *p_obj;
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// check to see if a copy of the 'this' pointer needs to be saved
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if( msg == WM_CREATE )
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{
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p_obj = (CBaseWindow *)(((LPCREATESTRUCT)lParam)->lpCreateParams);
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SetWindowLong( hwnd, GWL_USERDATA,
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(LONG)((LPCREATESTRUCT)lParam)->lpCreateParams );
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p_obj->hWnd = hwnd;
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}
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if( msg == WM_INITDIALOG )
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{
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p_obj = (CBaseWindow *)lParam;
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SetWindowLong( hwnd, GWL_USERDATA, lParam );
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p_obj->hWnd = hwnd;
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}
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// Retrieve the pointer
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p_obj = (CBaseWindow *)GetWindowLong( hwnd, GWL_USERDATA );
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if( !p_obj ) return DefWindowProc( hwnd, msg, wParam, lParam );
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// Filter message through child classes
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return p_obj->WndProc( hwnd, msg, wParam, lParam );
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}
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int CBaseWindow::CreateDialogBox( HWND hwnd, CBaseWindow *p_obj )
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{
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uint8_t p_buffer[sizeof(DLGTEMPLATE) + sizeof(WORD) * 4];
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DLGTEMPLATE *p_dlg_template = (DLGTEMPLATE *)p_buffer;
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memset( p_dlg_template, 0, sizeof(DLGTEMPLATE) + sizeof(WORD) * 4 );
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// these values are arbitrary, they won't be used normally anyhow
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p_dlg_template->x = 0; p_dlg_template->y = 0;
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p_dlg_template->cx = 300; p_dlg_template->cy = 300;
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p_dlg_template->style =
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DS_MODALFRAME|WS_POPUP|WS_CAPTION|WS_SYSMENU|WS_SIZEBOX;
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return DialogBoxIndirectParam( GetModuleHandle(0), p_dlg_template, hwnd,
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(DLGPROC)p_obj->BaseWndProc, (LPARAM)p_obj);
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}
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/*****************************************************************************
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* ShowDialog
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*****************************************************************************/
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static void ShowDialog( intf_thread_t *p_intf, int i_dialog_event, int i_arg,
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intf_dialog_args_t *p_arg )
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{
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SendMessage( p_intf->p_sys->p_window->GetHandle(), WM_CANCELMODE, 0, 0 );
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if( i_dialog_event == INTF_DIALOG_POPUPMENU && i_arg == 0 ) return;
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/* Hack to prevent popup events to be enqueued when
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* one is already active */
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#if 0
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if( i_dialog_event != INTF_DIALOG_POPUPMENU ||
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!p_intf->p_sys->p_popup_menu )
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#endif
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{
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SendMessage( p_intf->p_sys->p_window->GetHandle(),
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WM_APP + i_dialog_event, (WPARAM)i_arg, (LPARAM)p_arg );
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}
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}
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