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

   1 /*****************************************************************************
   2  * fileinfo.cpp : wxWindows plugin for vlc
   3  *****************************************************************************
   4  * Copyright (C) 2000-2001 VideoLAN
   5  * $Id: fileinfo.cpp,v 1.19 2003/09/21 18:07:51 gbazin Exp $
   6  *
   7  * Authors: Sigmund Augdal <sigmunau@idi.ntnu.no>
   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., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
  22  *****************************************************************************/
  23
  24 /*****************************************************************************
  25  * Preamble
  26  *****************************************************************************/
  27 #include <stdlib.h>                                      /* malloc(), free() */
  28 #include <errno.h>                                                 /* ENOMEM */
  29 #include <string.h>                                            /* strerror() */
  30 #include <stdio.h>
  31
  32 #include <vlc/vlc.h>
  33 #include <vlc/intf.h>
  34
  35 #include "wxwindows.h"
  36 #include <wx/treectrl.h>
  37
  38 /*****************************************************************************
  39  * Event Table.
  40  *****************************************************************************/
  41
  42 /* IDs for the controls and the menu commands */
  43 enum
  44 {
  45     Close_Event
  46 };
  47
  48 BEGIN_EVENT_TABLE(FileInfo, wxFrame)
  49     /* Button events */
  50     EVT_BUTTON(wxID_OK, FileInfo::OnClose)
  51
  52     /* Hide the window when the user closes the window */
  53     EVT_CLOSE(FileInfo::OnClose)
  54
  55 END_EVENT_TABLE()
  56
  57 /*****************************************************************************
  58  * Constructor.
  59  *****************************************************************************/
  60 FileInfo::FileInfo( intf_thread_t *_p_intf, wxWindow *p_parent ):
  61     wxFrame( p_parent, -1, wxU(_("FileInfo")), wxDefaultPosition,
  62              wxDefaultSize, wxDEFAULT_FRAME_STYLE )
  63 {
  64     /* Initializations */
  65     p_intf = _p_intf;
  66     SetIcon( *p_intf->p_sys->p_icon );
  67     SetAutoLayout( TRUE );
  68
  69     /* Create a panel to put everything in */
  70     wxPanel *panel = new wxPanel( this, -1 );
  71     panel->SetAutoLayout( TRUE );
  72
  73     fileinfo_tree =
  74         new wxTreeCtrl( panel, -1, wxDefaultPosition, wxSize( 350, 350 ),
  75                         wxTR_HAS_BUTTONS | wxTR_HIDE_ROOT | wxSUNKEN_BORDER );
  76
  77     fileinfo_root_label = wxT("");
  78
  79     /* Place everything in sizers */
  80     wxBoxSizer *main_sizer = new wxBoxSizer( wxVERTICAL );
  81     wxBoxSizer *panel_sizer = new wxBoxSizer( wxVERTICAL );
  82     panel_sizer->Add( fileinfo_tree, 1, wxEXPAND | wxALL, 5 );
  83     panel_sizer->Layout();
  84     panel->SetSizerAndFit( panel_sizer );
  85     main_sizer->Add( panel, 1, wxEXPAND, 0 );
  86     main_sizer->Layout();
  87     SetSizerAndFit( main_sizer );
  88
  89     UpdateFileInfo();
  90 }
  91
  92 void FileInfo::UpdateFileInfo()
  93 {
  94     input_thread_t *p_input = p_intf->p_sys->p_input;
  95
  96     if( !p_input || p_input->b_dead || !p_input->psz_name )
  97     {
  98         if( fileinfo_root )
  99         {
 100             fileinfo_root_label = wxT("");
 101             fileinfo_tree->DeleteChildren( fileinfo_root );
 102         }
 103         return;
 104     }
 105
 106     if( !fileinfo_root )
 107     {
 108         /* On linux, the first argument of wxTreeCtrl::AddRoot() can be
 109          * retrieved with the GetItemText() method, but it doesn't work on
 110          * Windows when the wxTR_HIDE_ROOT style is set. That's why we need to
 111          * use the fileinfo_root_label variable... */
 112         fileinfo_root = fileinfo_tree->AddRoot( wxU(p_input->psz_name) );
 113         fileinfo_root_label = wxU(p_input->psz_name);
 114     }
 115     else if( fileinfo_root_label == wxU(p_input->psz_name) )
 116     {
 117         return;
 118     }
 119
 120     /* We rebuild the tree from scratch */
 121     fileinfo_tree->DeleteChildren( fileinfo_root );
 122     fileinfo_root_label = wxU(p_input->psz_name);
 123
 124     vlc_mutex_lock( &p_input->stream.stream_lock );
 125
 126     input_info_category_t *p_cat = p_input->stream.p_info;
 127
 128     while( p_cat )
 129     {
 130         wxTreeItemId cat = fileinfo_tree->AppendItem( fileinfo_root,
 131                                                       wxU(p_cat->psz_name) );
 132         input_info_t *p_info = p_cat->p_info;
 133         while( p_info )
 134         {
 135             fileinfo_tree->AppendItem( cat, (wxString)wxU(p_info->psz_name) +
 136                                        wxT(": ") + wxU(p_info->psz_value) );
 137             p_info = p_info->p_next;
 138         }
 139         p_cat = p_cat->p_next;
 140         fileinfo_tree->Expand( cat );
 141     }
 142
 143     vlc_mutex_unlock( &p_input->stream.stream_lock );
 144
 145     return;
 146 }
 147
 148 FileInfo::~FileInfo()
 149 {
 150 }
 151
 152 void FileInfo::OnClose( wxCommandEvent& event )
 153 {
 154     Hide();
 155 }