1 /*****************************************************************************
2 * mediainfo.cpp : Information about an item
3 ****************************************************************************
4 * Copyright (C) 2006 the VideoLAN team
7 * Authors: Clément Stenac <zorglub@videolan.org>
8 * Jean-Baptiste Kempf <jb@videolan.org>
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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
23 ******************************************************************************/
26 #include <QGridLayout>
28 #include "dialogs/mediainfo.hpp"
29 #include "input_manager.hpp"
30 #include "dialogs_provider.hpp"
31 #include "util/qvlcframe.hpp"
32 #include "components/infopanels.hpp"
36 static int ItemChanged( vlc_object_t *p_this, const char *psz_var,
37 vlc_value_t oldval, vlc_value_t newval, void *param );
38 MediaInfoDialog *MediaInfoDialog::instance = NULL;
40 MediaInfoDialog::MediaInfoDialog( intf_thread_t *_p_intf, bool _mainInput ) :
41 QVLCFrame( _p_intf ), mainInput(_mainInput)
46 setWindowTitle( qtr( "Media information" ) );
48 QGridLayout *layout = new QGridLayout(this);
49 IT = new InfoTab( this, p_intf, true ) ;
50 QPushButton *closeButton = new QPushButton(qtr("&Close"));
52 layout->addWidget(IT,0,0,1,3);
53 layout->addWidget(closeButton,1,2);
55 BUTTONACT( closeButton, close() );
58 ON_TIMEOUT( update() );
59 var_AddCallback( THEPL, "item-change", ItemChanged, this );
61 readSettings( "mediainfo" , QSize( 500, 450 ) );
64 MediaInfoDialog::~MediaInfoDialog()
67 var_DelCallback( THEPL, "item-change", ItemChanged, this );
69 writeSettings( "mediainfo" );
72 void MediaInfoDialog::showTab(int i_tab=0)
75 IT->setCurrentIndex(i_tab);
78 static int ItemChanged( vlc_object_t *p_this, const char *psz_var,
79 vlc_value_t oldval, vlc_value_t newval, void *param )
81 MediaInfoDialog *p_d = (MediaInfoDialog *)param;
82 p_d->need_update = VLC_TRUE;
86 void MediaInfoDialog::setInput(input_item_t *p_input)
89 vlc_mutex_lock( &p_input->lock );
90 IT->update( p_input, true, true );
91 vlc_mutex_unlock( &p_input->lock );
94 void MediaInfoDialog::update()
96 // Timer runs at 150 ms, dont' update more than 2 times per second
98 if( i_runs % 3 != 0 ) return;
100 input_thread_t *p_input =
101 MainInputManager::getInstance( p_intf )->getInput();
102 if( !p_input || p_input->b_dead )
108 vlc_object_yield( p_input );
109 vlc_mutex_lock( &input_GetItem(p_input)->lock );
111 IT->update( input_GetItem(p_input), need_update, need_update );
114 vlc_mutex_unlock( &input_GetItem(p_input)->lock );
115 vlc_object_release( p_input );
118 void MediaInfoDialog::close()
120 this->toggleVisible();
122 if( mainInput == false ) {