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/*****************************************************************************
* wince.cpp: WinCE gui plugin for VLC
*****************************************************************************
* Copyright (C) 2003 the VideoLAN team
* $Id$
*
* Author: 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
*****************************************************************************/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <vlc/vlc.h>
#include <vlc_interface.h>
#if defined( UNDER_CE ) && defined(__MINGW32__)
/* This is a gross hack for the wince gcc cross-compiler */
#define _off_t long
#endif
#include "wince.h"
#include <objbase.h>
/*****************************************************************************
* Local prototypes.
*****************************************************************************/
static int Open ( vlc_object_t * );
static void Close ( vlc_object_t * );
static void Run ( intf_thread_t * );
static int OpenDialogs( vlc_object_t * );
static void MainLoop ( intf_thread_t * );
static void ShowDialog( intf_thread_t *, int, int, intf_dialog_args_t * );
/*****************************************************************************
* Module descriptor
*****************************************************************************/
#define EMBED_TEXT N_("Embed video in interface")
#define EMBED_LONGTEXT N_("Embed the video inside the interface instead " \
"of having it in a separate window.")
vlc_module_begin();
set_description( (char *) _("WinCE interface module") );
set_capability( "interface", 100 );
set_callbacks( Open, Close );
add_shortcut( "wince" );
add_bool( "wince-embed", 1, NULL,
EMBED_TEXT, EMBED_LONGTEXT, VLC_FALSE );
add_submodule();
set_description( _("WinCE dialogs provider") );
set_capability( "dialogs provider", 10 );
set_callbacks( OpenDialogs, Close );
vlc_module_end();
HINSTANCE hInstance = 0;
#if !defined(__BUILTIN__)
extern "C" BOOL WINAPI
DllMain( HANDLE hModule, DWORD fdwReason, LPVOID lpReserved )
{
hInstance = (HINSTANCE)hModule;
return TRUE;
}
#endif
/* Global variables used by _TOMB() / _FROMB() */
wchar_t pwsz_mbtow_wince[2048];
char psz_wtomb_wince[2048];
/*****************************************************************************
* Open: initialize interface
*****************************************************************************/
static int Open( vlc_object_t *p_this )
{
intf_thread_t *p_intf = (intf_thread_t *)p_this;
// Check if the application is running.
// If it's running then focus its window and bail out.
HWND hwndMain = FindWindow( _T("VLC WinCE"), _T("VLC media player") );
if( hwndMain )
{
SetForegroundWindow( hwndMain );
return VLC_EGENERIC;
}
// Allocate instance and initialize some members
p_intf->p_sys = (intf_sys_t *)malloc( sizeof( intf_sys_t ) );
if( p_intf->p_sys == NULL )
{
msg_Err( p_intf, "out of memory" );
return VLC_EGENERIC;
}
// Suscribe to messages bank
p_intf->p_sys->p_sub = msg_Subscribe( p_intf, MSG_QUEUE_NORMAL );
// Misc init
p_intf->p_sys->p_audio_menu = NULL;
p_intf->p_sys->p_video_menu = NULL;
p_intf->p_sys->p_navig_menu = NULL;
p_intf->p_sys->p_settings_menu = NULL;
p_intf->pf_run = Run;
p_intf->pf_show_dialog = NULL;
p_intf->p_sys->p_input = NULL;
p_intf->p_sys->b_playing = 0;
p_intf->p_sys->i_playing = -1;
p_intf->p_sys->b_slider_free = 1;
p_intf->p_sys->i_slider_pos = p_intf->p_sys->i_slider_oldpos = 0;
return VLC_SUCCESS;
}
static int OpenDialogs( vlc_object_t *p_this )
{
intf_thread_t *p_intf = (intf_thread_t *)p_this;
int i_ret = Open( p_this );
p_intf->pf_show_dialog = ShowDialog;
return i_ret;
}
/*****************************************************************************
* Close: destroy interface
*****************************************************************************/
static void Close( vlc_object_t *p_this )
{
intf_thread_t *p_intf = (intf_thread_t *)p_this;
if( p_intf->p_sys->p_input )
{
vlc_object_release( p_intf->p_sys->p_input );
}
MenuItemExt::ClearList( p_intf->p_sys->p_video_menu );
delete p_intf->p_sys->p_video_menu;
MenuItemExt::ClearList( p_intf->p_sys->p_audio_menu );
delete p_intf->p_sys->p_audio_menu;
MenuItemExt::ClearList( p_intf->p_sys->p_settings_menu );
delete p_intf->p_sys->p_settings_menu;
MenuItemExt::ClearList( p_intf->p_sys->p_navig_menu );
delete p_intf->p_sys->p_navig_menu;
if( p_intf->pf_show_dialog )
{
/* We must destroy the dialogs thread */
#if 0
wxCommandEvent event( wxEVT_DIALOG, INTF_DIALOG_EXIT );
p_intf->p_sys->p_wxwindow->AddPendingEvent( event );
#endif
vlc_thread_join( p_intf );
}
// Unsuscribe to messages bank
msg_Unsubscribe( p_intf, p_intf->p_sys->p_sub );
// Destroy structure
free( p_intf->p_sys );
}
/*****************************************************************************
* Run: main loop
*****************************************************************************/
static void Run( intf_thread_t *p_intf )
{
if( p_intf->pf_show_dialog )
{
/* The module is used in dialog provider mode */
/* Create a new thread for the dialogs provider */
if( vlc_thread_create( p_intf, "Skins Dialogs Thread",
MainLoop, 0, VLC_TRUE ) )
{
msg_Err( p_intf, "cannot create Skins Dialogs Thread" );
p_intf->pf_show_dialog = NULL;
}
}
else
{
/* The module is used in interface mode */
MainLoop( p_intf );
}
}
static void MainLoop( intf_thread_t *p_intf )
{
MSG msg;
Interface *intf = 0;
if( !hInstance ) hInstance = GetModuleHandle(NULL);
// Register window class
WNDCLASS wc;
wc.style = CS_HREDRAW | CS_VREDRAW ;
wc.lpfnWndProc = (WNDPROC)CBaseWindow::BaseWndProc;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hIcon = NULL;
wc.hInstance = hInstance;
wc.hCursor = NULL;
wc.hbrBackground = (HBRUSH)(COLOR_MENU+1);
wc.lpszMenuName = NULL;
wc.lpszClassName = _T("VLC WinCE");
RegisterClass( &wc );
#ifndef UNDER_CE
/* Initialize OLE/COM */
CoInitialize( 0 );
#endif
if( !p_intf->pf_show_dialog )
{
/* The module is used in interface mode */
p_intf->p_sys->p_window = intf = new Interface( p_intf, 0, hInstance );
/* Create/Show the interface */
if( !intf->InitInstance() ) goto end;
}
/* Creates the dialogs provider */
p_intf->p_sys->p_window =
CreateDialogsProvider( p_intf, p_intf->pf_show_dialog ?
NULL : p_intf->p_sys->p_window, hInstance );
p_intf->p_sys->pf_show_dialog = ShowDialog;
/* OK, initialization is over */
vlc_thread_ready( p_intf );
/* Check if we need to start playing */
if( !p_intf->pf_show_dialog && p_intf->b_play )
{
playlist_t *p_playlist =
(playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
FIND_ANYWHERE );
if( p_playlist )
{
playlist_Play( p_playlist );
vlc_object_release( p_playlist );
}
}
// Main message loop
while( GetMessage( &msg, NULL, 0, 0 ) > 0 )
{
TranslateMessage( &msg );
DispatchMessage( &msg );
}
end:
delete intf;
#ifndef UNDER_CE
/* Uninitialize OLE/COM */
CoUninitialize();
#endif
}
/*****************************************************************************
* CBaseWindow Implementation
*****************************************************************************/
LRESULT CALLBACK CBaseWindow::BaseWndProc( HWND hwnd, UINT msg, WPARAM wParam,
LPARAM lParam )
{
CBaseWindow *p_obj;
// check to see if a copy of the 'this' pointer needs to be saved
if( msg == WM_CREATE )
{
p_obj = (CBaseWindow *)(((LPCREATESTRUCT)lParam)->lpCreateParams);
SetWindowLong( hwnd, GWL_USERDATA,
(LONG)((LPCREATESTRUCT)lParam)->lpCreateParams );
p_obj->hWnd = hwnd;
}
if( msg == WM_INITDIALOG )
{
p_obj = (CBaseWindow *)lParam;
SetWindowLong( hwnd, GWL_USERDATA, lParam );
p_obj->hWnd = hwnd;
}
// Retrieve the pointer
p_obj = (CBaseWindow *)GetWindowLong( hwnd, GWL_USERDATA );
if( !p_obj ) return DefWindowProc( hwnd, msg, wParam, lParam );
// Filter message through child classes
return p_obj->WndProc( hwnd, msg, wParam, lParam );
}
int CBaseWindow::CreateDialogBox( HWND hwnd, CBaseWindow *p_obj )
{
uint8_t p_buffer[sizeof(DLGTEMPLATE) + sizeof(WORD) * 4];
DLGTEMPLATE *p_dlg_template = (DLGTEMPLATE *)p_buffer;
memset( p_dlg_template, 0, sizeof(DLGTEMPLATE) + sizeof(WORD) * 4 );
// these values are arbitrary, they won't be used normally anyhow
p_dlg_template->x = 0; p_dlg_template->y = 0;
p_dlg_template->cx = 300; p_dlg_template->cy = 300;
p_dlg_template->style =
DS_MODALFRAME|WS_POPUP|WS_CAPTION|WS_SYSMENU|WS_SIZEBOX;
return DialogBoxIndirectParam( GetModuleHandle(0), p_dlg_template, hwnd,
(DLGPROC)p_obj->BaseWndProc, (LPARAM)p_obj);
}
/*****************************************************************************
* ShowDialog
*****************************************************************************/
static void ShowDialog( intf_thread_t *p_intf, int i_dialog_event, int i_arg,
intf_dialog_args_t *p_arg )
{
SendMessage( p_intf->p_sys->p_window->GetHandle(), WM_CANCELMODE, 0, 0 );
if( i_dialog_event == INTF_DIALOG_POPUPMENU && i_arg == 0 ) return;
/* Hack to prevent popup events to be enqueued when
* one is already active */
#if 0
if( i_dialog_event != INTF_DIALOG_POPUPMENU ||
!p_intf->p_sys->p_popup_menu )
#endif
{
SendMessage( p_intf->p_sys->p_window->GetHandle(),
WM_APP + i_dialog_event, (WPARAM)i_arg, (LPARAM)p_arg );
}
}