git.sesse.net Git - vlc/blob - modules/gui/wxwidgets/dialogs/fileinfo.cpp

   1 /*****************************************************************************
   2  * fileinfo.cpp : wxWindows plugin for vlc
   3  *****************************************************************************
   4  * Copyright (C) 2000-2004 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Sigmund Augdal Helberg <dnumgis@videolan.org>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24 #include "dialogs/fileinfo.hpp"
  25 #include "dialogs/infopanels.hpp"
  26
  27 /*****************************************************************************
  28  * Event Table.
  29  *****************************************************************************/
  30
  31 static int ItemChanged( vlc_object_t *, const char *,
  32                         vlc_value_t, vlc_value_t, void * );
  33
  34
  35 /* IDs for the controls and the menu commands */
  36 enum
  37 {
  38     Close_Event
  39 };
  40
  41 BEGIN_EVENT_TABLE(FileInfo, wxFrame)
  42     /* Button events */
  43     EVT_BUTTON(wxID_CLOSE, FileInfo::OnButtonClose)
  44
  45     /* Hide the window when the user closes the window */
  46     EVT_CLOSE(FileInfo::OnClose)
  47
  48 END_EVENT_TABLE()
  49
  50 /*****************************************************************************
  51  * Constructor.
  52  *****************************************************************************/
  53 FileInfo::FileInfo( intf_thread_t *_p_intf, wxWindow *p_parent ):
  54     wxFrame( p_parent, -1, wxU(_("Stream and Media Info")), wxDefaultPosition,
  55              wxDefaultSize, wxDEFAULT_FRAME_STYLE )
  56 {
  57     p_intf = _p_intf;
  58     playlist_t *p_playlist = (playlist_t *)vlc_object_find( p_intf,
  59                                                  VLC_OBJECT_PLAYLIST,
  60                                                  FIND_ANYWHERE );
  61     b_stats = config_GetInt(p_intf, "stats");
  62     /* Initializations */
  63     SetIcon( *p_intf->p_sys->p_icon );
  64     SetAutoLayout( TRUE );
  65
  66     /* Create a panel to put everything in */
  67     wxPanel *panel = new wxPanel( this, -1 );
  68     panel->SetAutoLayout( TRUE );
  69
  70     wxBoxSizer *main_sizer = new wxBoxSizer( wxVERTICAL );
  71     panel_sizer = new wxBoxSizer( wxVERTICAL );
  72
  73     wxNotebook *notebook = new wxNotebook( panel, -1 );
  74 #if (!wxCHECK_VERSION(2,5,2))
  75         wxNotebookSizer *notebook_sizer = new wxNotebookSizer( notebook );
  76 #endif
  77     item_info = new MetaDataPanel( p_intf, notebook, false );
  78     advanced_info = new AdvancedInfoPanel( p_intf, notebook );
  79     if( b_stats )
  80         stats_info = new InputStatsInfoPanel( p_intf, notebook );
  81
  82     notebook->AddPage( item_info, wxU(_("General") ), true );
  83     notebook->AddPage( advanced_info, wxU(_("Advanced information") ), false );
  84     if( b_stats )
  85         notebook->AddPage( stats_info, wxU(_("Statistics") ), false );
  86
  87 #if (!wxCHECK_VERSION(2,5,2))
  88     panel_sizer->Add( notebook_sizer, 1, wxEXPAND | wxALL, 5 );
  89 #else
  90     panel_sizer->Add( notebook, 1, wxEXPAND | wxALL, 5 );
  91 #endif
  92
  93     panel_sizer->Add( new wxButton( panel, wxID_CLOSE, wxU(_("&Close")) ) ,
  94                       0, wxALL|wxALIGN_RIGHT, 5 );
  95
  96     panel_sizer->Layout();
  97     panel->SetSizerAndFit( panel_sizer );
  98     main_sizer->Add( panel, 1, wxGROW, 0 );
  99     main_sizer->Layout();
 100     SetSizerAndFit( main_sizer );
 101
 102     if( p_playlist )
 103     {
 104         var_AddCallback( p_playlist, "item-change", ItemChanged, this );
 105         vlc_object_release( p_playlist );
 106     }
 107
 108     last_update = 0L;
 109     b_need_update = true;
 110     Update();
 111 }
 112
 113 void FileInfo::Update()
 114 {
 115     if( mdate() - last_update < 400000L ) return;
 116     last_update = mdate();
 117
 118     playlist_t *p_playlist = (playlist_t *)vlc_object_find( p_intf,
 119                                                  VLC_OBJECT_PLAYLIST,
 120                                                  FIND_ANYWHERE );
 121     if( !p_playlist ) return;
 122
 123     input_thread_t *p_input = p_playlist->p_input ;
 124
 125     if( !p_input || p_input->b_dead || !input_GetItem(p_input)->psz_name )
 126     {
 127         item_info->Clear();
 128         advanced_info->Clear();
 129         if( b_stats )
 130             stats_info->Clear();
 131         vlc_object_release( p_playlist );
 132         return;
 133     }
 134
 135     vlc_object_yield( p_input );
 136     vlc_mutex_lock( &input_GetItem(p_input)->lock );
 137     if( b_need_update == true )
 138     {
 139         vlc_mutex_unlock( &input_GetItem(p_input)->lock  );
 140         item_info->Update( input_GetItem(p_input) );
 141         vlc_mutex_lock( &input_GetItem(p_input)->lock  );
 142         advanced_info->Update( input_GetItem(p_input) );
 143     }
 144     if( b_stats )
 145         stats_info->Update( input_GetItem(p_input) );
 146     vlc_mutex_unlock( &input_GetItem(p_input)->lock );
 147
 148     vlc_object_release(p_input);
 149     vlc_object_release( p_playlist );
 150     b_need_update = false;
 151     panel_sizer->Layout();
 152
 153     return;
 154 }
 155
 156 FileInfo::~FileInfo()
 157 {
 158 }
 159
 160 void FileInfo::OnButtonClose( wxCommandEvent& event )
 161 {
 162     wxCloseEvent cevent;
 163     OnClose(cevent);
 164 }
 165
 166 void FileInfo::OnClose( wxCloseEvent& WXUNUSED(event) )
 167 {
 168     Hide();
 169 }
 170
 171 static int ItemChanged( vlc_object_t *p_this, const char *psz_var,
 172                         vlc_value_t oldval, vlc_value_t newval, void *param )
 173 {
 174     FileInfo *p_fileinfo = (FileInfo *)param;
 175     p_fileinfo->b_need_update = true;
 176     return VLC_SUCCESS;
 177 }