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
  62     /* Initializations */
  63     SetIcon( *p_intf->p_sys->p_icon );
  64     SetAutoLayout( TRUE );
  65
  66     panel_sizer = new wxBoxSizer( wxVERTICAL );
  67
  68     wxNotebook *notebook = new wxNotebook( this, -1 );
  69 #if (!wxCHECK_VERSION(2,5,2))
  70         wxNotebookSizer *notebook_sizer = new wxNotebookSizer( notebook );
  71 #endif
  72     item_info = new MetaDataPanel( p_intf, notebook, false );
  73     advanced_info = new AdvancedInfoPanel( p_intf, notebook );
  74     stats_info = new InputStatsInfoPanel( p_intf, notebook );
  75
  76     notebook->AddPage( item_info, wxU(_("General") ), true );
  77     notebook->AddPage( advanced_info, wxU(_("Advanced information") ), false );
  78     notebook->AddPage( stats_info, wxU(_("Statistics") ), false );
  79
  80 #if (!wxCHECK_VERSION(2,5,2))
  81     panel_sizer->Add( notebook_sizer, 1, wxEXPAND | wxALL, 5 );
  82 #else
  83     panel_sizer->Add( notebook, 1, wxEXPAND | wxALL, 5 );
  84 #endif
  85
  86     panel_sizer->Add( new wxButton( this, wxID_CLOSE, wxU(_("Close") )) ,
  87                       0, wxALL|wxALIGN_RIGHT, 5 );
  88
  89     panel_sizer->Layout();
  90     SetSizerAndFit( panel_sizer );
  91
  92     if( p_playlist )
  93     {
  94         var_AddCallback( p_playlist, "item-change", ItemChanged, this );
  95         vlc_object_release( p_playlist );
  96     }
  97
  98     last_update = 0L;
  99     b_need_update = VLC_TRUE;
 100     Update();
 101 }
 102
 103 void FileInfo::Update()
 104 {
 105
 106     if( mdate() - last_update < 400000L ) return;
 107     last_update = mdate();
 108
 109     playlist_t *p_playlist = (playlist_t *)vlc_object_find( p_intf,
 110                                                  VLC_OBJECT_PLAYLIST,
 111                                                  FIND_ANYWHERE );
 112     if( !p_playlist ) return;
 113
 114     input_thread_t *p_input = p_playlist->p_input ;
 115
 116     if( !p_input || p_input->b_dead || !p_input->input.p_item->psz_name )
 117     {
 118         item_info->Clear();
 119         advanced_info->Clear();
 120         stats_info->Clear();
 121         vlc_object_release( p_playlist );
 122         return;
 123     }
 124
 125     vlc_object_yield( p_input );
 126     vlc_mutex_lock( &p_input->input.p_item->lock );
 127     if( b_need_update == VLC_TRUE )
 128     {
 129         vlc_mutex_unlock( &p_input->input.p_item->lock  );
 130         item_info->Update( p_input->input.p_item );
 131         vlc_mutex_lock( &p_input->input.p_item->lock  );
 132         advanced_info->Update( p_input->input.p_item );
 133     }
 134     stats_info->Update( p_input->input.p_item );
 135     vlc_mutex_unlock( &p_input->input.p_item->lock );
 136
 137     vlc_object_release(p_input);
 138     vlc_object_release( p_playlist );
 139     b_need_update = VLC_FALSE;
 140     panel_sizer->Layout();
 141
 142     return;
 143 }
 144
 145 FileInfo::~FileInfo()
 146 {
 147 }
 148
 149 void FileInfo::OnButtonClose( wxCommandEvent& event )
 150 {
 151     wxCloseEvent cevent;
 152     OnClose(cevent);
 153 }
 154
 155 void FileInfo::OnClose( wxCloseEvent& WXUNUSED(event) )
 156 {
 157     Hide();
 158 }
 159
 160 static int ItemChanged( vlc_object_t *p_this, const char *psz_var,
 161                         vlc_value_t oldval, vlc_value_t newval, void *param )
 162 {
 163     FileInfo *p_fileinfo = (FileInfo *)param;
 164     p_fileinfo->b_need_update = VLC_TRUE;
 165     return VLC_SUCCESS;
 166 }