preferences_widgets.cpp

video linux conference

/*****************************************************************************
 * preferences_widgets.cpp : wxWindows plugin for vlc
 *****************************************************************************
 * Copyright (C) 2000-2004 VideoLAN
 * $Id: preferences_widgets.cpp 11093 2005-05-21 15:07:46Z xtophe $
 *
 * Authors: Gildas Bazin <[e-mail]>
 *          Sigmund Augdal <[e-mail]>
 *
 * 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
 *****************************************************************************/
#include <stdlib.h>                                      /* malloc(), free() */
#include <errno.h>                                                 /* ENOMEM */
#include <string.h>                                            /* strerror() */
#include <stdio.h>

#include <vlc/vlc.h>
#include <vlc/intf.h>

#include <vlc_config_cat.h>

#include "wxwindows.h"
#include "preferences_widgets.h"

#include <wx/statline.h>

/*****************************************************************************
 * CreateConfigControl wrapper
 *****************************************************************************/
ConfigControl *CreateConfigControl( vlc_object_t *p_this,
                                    module_config_t *p_item, wxWindow *parent )
{
    ConfigControl *p_control = NULL;

    /*Skip deprecated options */
    if( p_item->psz_current )
    {
        return NULL;
    }

    switch( p_item->i_type )
    {
    case CONFIG_ITEM_MODULE:
        p_control = new ModuleConfigControl( p_this, p_item, parent );
        break;
    case CONFIG_ITEM_MODULE_CAT:
        p_control = new ModuleCatConfigControl( p_this, p_item, parent );
        break;
    case CONFIG_ITEM_MODULE_LIST_CAT:
        p_control = new ModuleListCatConfigControl( p_this, p_item, parent );
        break;

    case CONFIG_ITEM_STRING:
        if( !p_item->i_list )
        {
            p_control = new StringConfigControl( p_this, p_item, parent );
        }
        else
        {
            p_control = new StringListConfigControl( p_this, p_item, parent );
        }
        break;

    case CONFIG_ITEM_FILE:
    case CONFIG_ITEM_DIRECTORY:
        p_control = new FileConfigControl( p_this, p_item, parent );
        break;

    case CONFIG_ITEM_INTEGER:
        if( p_item->i_list )
        {
            p_control = new IntegerListConfigControl( p_this, p_item, parent );
        }
        else if( p_item->i_min != 0 || p_item->i_max != 0 )
        {
            p_control = new RangedIntConfigControl( p_this, p_item, parent );
        }
        else
        {
            p_control = new IntegerConfigControl( p_this, p_item, parent );
        }
        break;

    case CONFIG_ITEM_KEY:
        p_control = new KeyConfigControl( p_this, p_item, parent );
        break;

    case CONFIG_ITEM_FLOAT:
        p_control = new FloatConfigControl( p_this, p_item, parent );
        break;

    case CONFIG_ITEM_BOOL:
        p_control = new BoolConfigControl( p_this, p_item, parent );
        break;

    case CONFIG_SECTION:
        p_control = new SectionConfigControl( p_this, p_item, parent );
        break;

    default:
        break;
    }

    return p_control;
}

/*****************************************************************************
 * ConfigControl implementation
 *****************************************************************************/
ConfigControl::ConfigControl( vlc_object_t *_p_this,
                              module_config_t *p_item, wxWindow *parent )
  : wxPanel( parent ), p_this( _p_this ),
    pf_update_callback( NULL ), p_update_data( NULL ),
    name( wxU(p_item->psz_name) ), i_type( p_item->i_type ),
    b_advanced( p_item->b_advanced )

{
    sizer = new wxBoxSizer( wxHORIZONTAL );
}

ConfigControl::~ConfigControl()
{
}

wxSizer *ConfigControl::Sizer()
{
    return sizer;
}

wxString ConfigControl::GetName()
{
    return name;
}

int ConfigControl::GetType()
{
    return i_type;
}

vlc_bool_t ConfigControl::IsAdvanced()
{
    return b_advanced;
}

void ConfigControl::SetUpdateCallback( void (*p_callback)( void * ),
                                             void *p_data )
{
    pf_update_callback = p_callback;
    p_update_data = p_data;
}

void ConfigControl::OnUpdate( wxCommandEvent& WXUNUSED(event) )
{
    if( pf_update_callback )
    {
        pf_update_callback( p_update_data );
    }
}

void ConfigControl::OnUpdateScroll( wxScrollEvent& WXUNUSED(event) )
{
    wxCommandEvent cevent;
    OnUpdate(cevent);
}


/*****************************************************************************
 * KeyConfigControl implementation
 *****************************************************************************/
wxString *KeyConfigControl::m_keysList = NULL;

KeyConfigControl::KeyConfigControl( vlc_object_t *p_this,
                                    module_config_t *p_item, wxWindow *parent )
  : ConfigControl( p_this, p_item, parent )
{
    // Number of keys descriptions
    unsigned int i_keys = sizeof(vlc_keys)/sizeof(key_descriptor_t);

    // Init the keys decriptions array
    if( m_keysList == NULL )
    {
        m_keysList = new wxString[i_keys];
        for( unsigned int i = 0; i < i_keys; i++ )
        {
            m_keysList[i] = wxU(vlc_keys[i].psz_key_string);
        }
    }

    label = new wxStaticText(this, -1, wxU(p_item->psz_text));
    alt = new wxCheckBox( this, -1, wxU(_("Alt")) );
    alt->SetValue( p_item->i_value & KEY_MODIFIER_ALT );
    ctrl = new wxCheckBox( this, -1, wxU(_("Ctrl")) );
    ctrl->SetValue( p_item->i_value & KEY_MODIFIER_CTRL );
    shift = new wxCheckBox( this, -1, wxU(_("Shift")) );
    shift->SetValue( p_item->i_value & KEY_MODIFIER_SHIFT );
    combo = new wxComboBox( this, -1, wxT(""), wxDefaultPosition,
                            wxDefaultSize, i_keys, m_keysList,
                            wxCB_READONLY );
    for( unsigned int i = 0; i < i_keys; i++ )
    {
        combo->SetClientData( i, (void*)vlc_keys[i].i_key_code );
        if( (unsigned int)vlc_keys[i].i_key_code ==
            ( ((unsigned int)p_item->i_value) & ~KEY_MODIFIER ) )
        {
            combo->SetSelection( i );
            combo->SetValue( wxU(_(vlc_keys[i].psz_key_string)) );
        }
    }

    sizer->Add( label, 2, wxALIGN_CENTER_VERTICAL | wxALL | wxEXPAND, 5 );
    sizer->Add( alt,   1, wxALIGN_CENTER_VERTICAL | wxALL | wxEXPAND, 5 );
    sizer->Add( ctrl,  1, wxALIGN_CENTER_VERTICAL | wxALL | wxEXPAND, 5 );
    sizer->Add( shift, 1, wxALIGN_CENTER_VERTICAL | wxALL | wxEXPAND, 5 );
    sizer->Add( combo, 2, wxALIGN_CENTER_VERTICAL | wxALL | wxEXPAND, 5 );
    sizer->Layout();
    this->SetSizerAndFit( sizer );
}

KeyConfigControl::~KeyConfigControl()
{
    if( m_keysList )
    {
        delete[] m_keysList;
        m_keysList = NULL;
    }
}

int KeyConfigControl::GetIntValue()
{
    int result = 0;
    if( alt->IsChecked() )
    {
        result |= KEY_MODIFIER_ALT;
    }
    if( ctrl->IsChecked() )
    {
        result |= KEY_MODIFIER_CTRL;
    }
    if( shift->IsChecked() )
    {
        result |= KEY_MODIFIER_SHIFT;
    }
    int selected = combo->GetSelection();
    if( selected != -1 )
    {
        result |= (int)combo->GetClientData( selected );
    }
    return result;
}

/*****************************************************************************
 * ModuleConfigControl implementation
 *****************************************************************************/
ModuleConfigControl::ModuleConfigControl( vlc_object_t *p_this,
                                          module_config_t *p_item,
                                          wxWindow *parent )
  : ConfigControl( p_this, p_item, parent )
{
    vlc_list_t *p_list;
    module_t *p_parser;

    label = new wxStaticText(this, -1, wxU(p_item->psz_text));
    combo = new wxComboBox( this, -1, wxL2U(p_item->psz_value),
                            wxDefaultPosition, wxDefaultSize,
                            0, NULL, wxCB_READONLY | wxCB_SORT );

    /* build a list of available modules */
    p_list = vlc_list_find( p_this, VLC_OBJECT_MODULE, FIND_ANYWHERE );
    combo->Append( wxU(_("Default")), (void *)NULL );
    combo->SetSelection( 0 );
    for( int i_index = 0; i_index < p_list->i_count; i_index++ )
    {
        p_parser = (module_t *)p_list->p_values[i_index].p_object ;

        if( !strcmp( p_parser->psz_capability, p_item->psz_type ) )
        {
            combo->Append( wxU(p_parser->psz_longname),
                           p_parser->psz_object_name );
            if( p_item->psz_value && !strcmp(p_item->psz_value,
                                             p_parser->psz_object_name) )
                combo->SetValue( wxU(p_parser->psz_longname) );
        }
    }
    vlc_list_release( p_list );

    combo->SetToolTip( wxU(p_item->psz_longtext) );
    sizer->Add( label, 1, wxALIGN_CENTER_VERTICAL | wxALL, 5 );
    sizer->Add( combo, 1, wxALIGN_CENTER_VERTICAL | wxALL, 5 );
    sizer->Layout();
    this->SetSizerAndFit( sizer );
}

ModuleCatConfigControl::~ModuleCatConfigControl()
{
    ;
}

wxString ModuleCatConfigControl::GetPszValue()
{
    return wxU( (char *)combo->GetClientData( combo->GetSelection() ));
}

/*****************************************************************************
 * ModuleCatConfigControl implementation
 *****************************************************************************/
ModuleCatConfigControl::ModuleCatConfigControl( vlc_object_t *p_this,
                                                module_config_t *p_item,
                                                wxWindow *parent )
  : ConfigControl( p_this, p_item, parent )
{
    vlc_list_t *p_list;
    module_t *p_parser;

    label = new wxStaticText(this, -1, wxU(p_item->psz_text));
    combo = new wxComboBox( this, -1, wxL2U(p_item->psz_value),