preferences_widgets.cpp

来自「VLC媒体播放程序」· C++ 代码 · 共 769 行 · 第 1/2 页

StringListConfigControl::StringListConfigControl( vlc_object_t *p_this,
                                                  module_config_t *p_item,
                                                  wxWindow *parent )
  : ConfigControl( p_this, p_item, parent )
{
    label = new wxStaticText(this, -1, wxU(p_item->psz_text));
    sizer->Add( label, 1, wxALIGN_CENTER_VERTICAL | wxALL, 5 );
    combo = new wxComboBox( this, -1, wxT(""),
                            wxDefaultPosition, wxDefaultSize,
                            0, NULL, wxCB_READONLY );
    UpdateCombo( p_item );

    combo->SetToolTip( wxU(p_item->psz_longtext) );
    sizer->Add( combo, 1, wxALIGN_CENTER_VERTICAL | wxALL, 5 );

    for( int i = 0; i < p_item->i_action; i++ )
    {
        wxButton *button =
            new wxButton( this, wxID_HIGHEST+i,
                          wxU(p_item->ppsz_action_text[i]) );
        sizer->Add( button, 0, wxALIGN_CENTER_VERTICAL | wxALL, 5);
    }

    sizer->Layout();
    this->SetSizerAndFit( sizer );
}

StringListConfigControl::~StringListConfigControl()
{
}

void StringListConfigControl::UpdateCombo( module_config_t *p_item )
{
    /* build a list of available options */
    for( int i_index = 0; i_index < p_item->i_list; i_index++ )
    {
        combo->Append( ( p_item->ppsz_list_text &&
                         p_item->ppsz_list_text[i_index] ) ?
                       wxU(p_item->ppsz_list_text[i_index]) :
                       wxL2U(p_item->ppsz_list[i_index]) );
        combo->SetClientData( i_index, (void *)p_item->ppsz_list[i_index] );
        if( ( p_item->psz_value &&
              !strcmp( p_item->psz_value, p_item->ppsz_list[i_index] ) ) ||
             ( !p_item->psz_value && !*p_item->ppsz_list[i_index] ) )
        {
            combo->SetSelection( i_index );
            combo->SetValue( ( p_item->ppsz_list_text &&
                               p_item->ppsz_list_text[i_index] ) ?
                             wxU(p_item->ppsz_list_text[i_index]) :
                             wxL2U(p_item->ppsz_list[i_index]) );
        }
    }
}

BEGIN_EVENT_TABLE(StringListConfigControl, wxPanel)
    /* Button events */
    EVT_BUTTON(-1, StringListConfigControl::OnAction)

    /* Text events */
    EVT_TEXT(-1, StringListConfigControl::OnUpdate)
END_EVENT_TABLE()

void StringListConfigControl::OnAction( wxCommandEvent& event )
{
    int i_action = event.GetId() - wxID_HIGHEST;

    module_config_t *p_item = config_FindConfig( p_this, GetName().mb_str() );
    if( !p_item ) return;

    if( i_action < 0 || i_action >= p_item->i_action ) return;

    vlc_value_t val;
    wxString value = GetPszValue();
    (const char *)val.psz_string = value.mb_str();
    p_item->ppf_action[i_action]( p_this, GetName().mb_str(), val, val, 0 );

    if( p_item->b_dirty )
    {
        combo->Clear();
        UpdateCombo( p_item );
        p_item->b_dirty = VLC_FALSE;
    }
}

wxString StringListConfigControl::GetPszValue()
{
    int selected = combo->GetSelection();
    if( selected != -1 )
    {
        return wxL2U((char *)combo->GetClientData( selected ));
    }
    return wxString();
}

/*****************************************************************************
 * FileConfigControl implementation
 *****************************************************************************/
FileConfigControl::FileConfigControl( vlc_object_t *p_this,
                                      module_config_t *p_item,
                                      wxWindow *parent )
  : ConfigControl( p_this, p_item, parent )
{
    directory = p_item->i_type == CONFIG_ITEM_DIRECTORY;
    label = new wxStaticText(this, -1, wxU(p_item->psz_text));
    sizer->Add( label, 1, wxALIGN_CENTER_VERTICAL | wxALL, 5 );
    textctrl = new wxTextCtrl( this, -1,
                               wxL2U(p_item->psz_value),
                               wxDefaultPosition,
                               wxDefaultSize,
                               wxTE_PROCESS_ENTER);
    textctrl->SetToolTip( wxU(p_item->psz_longtext) );
    sizer->Add( textctrl, 1, wxALL, 5 );
    browse = new wxButton( this, wxID_HIGHEST, wxU(_("Browse...")) );
    sizer->Add( browse, 0, wxALIGN_CENTER_VERTICAL | wxALL, 5);
    sizer->Layout();
    this->SetSizerAndFit( sizer );
}

BEGIN_EVENT_TABLE(FileConfigControl, wxPanel)
    /* Button events */
    EVT_BUTTON(wxID_HIGHEST, FileConfigControl::OnBrowse)
END_EVENT_TABLE()

void FileConfigControl::OnBrowse( wxCommandEvent& event )
{
    if( directory )
    {
        wxDirDialog dialog( this, wxU(_("Choose directory")) );

        if( dialog.ShowModal() == wxID_OK )
        {
            textctrl->SetValue( dialog.GetPath() );
        }
    }
    else
    {
        wxFileDialog dialog( this, wxU(_("Choose file")),
                             wxT(""), wxT(""), wxT("*.*"),
#if defined( __WXMSW__ )
                             wxOPEN
#else
                             wxOPEN | wxSAVE
#endif
                           );
        if( dialog.ShowModal() == wxID_OK )
        {
            textctrl->SetValue( dialog.GetPath() );
        }
    }
}

FileConfigControl::~FileConfigControl()
{
    ;
}

wxString FileConfigControl::GetPszValue()
{
    return textctrl->GetValue();
}

/*****************************************************************************
 * IntegerConfigControl implementation
 *****************************************************************************/
IntegerConfigControl::IntegerConfigControl( vlc_object_t *p_this,
                                            module_config_t *p_item,
                                            wxWindow *parent )
  : ConfigControl( p_this, p_item, parent )
{
    label = new wxStaticText(this, -1, wxU(p_item->psz_text));
    spin = new wxSpinCtrl( this, -1,
                           wxString::Format(wxT("%d"),
                                            p_item->i_value),
                           wxDefaultPosition, wxDefaultSize,
                           wxSP_ARROW_KEYS,
                           -10000000, 10000000, p_item->i_value);
    spin->SetToolTip( wxU(p_item->psz_longtext) );
    sizer->Add( label, 1, wxALIGN_CENTER_VERTICAL | wxALL, 5 );
    sizer->Add( spin, 0, wxALIGN_CENTER_VERTICAL | wxALL, 5 );
    sizer->Layout();
    this->SetSizerAndFit( sizer );
}

IntegerConfigControl::~IntegerConfigControl()
{
    ;
}

int IntegerConfigControl::GetIntValue()
{
    return spin->GetValue();
}

/*****************************************************************************
 * IntegerListConfigControl implementation
 *****************************************************************************/
IntegerListConfigControl::IntegerListConfigControl( vlc_object_t *p_this,
                                                    module_config_t *p_item,
                                                    wxWindow *parent )
  : ConfigControl( p_this, p_item, parent )
{
    label = new wxStaticText(this, -1, wxU(p_item->psz_text));
    sizer->Add( label, 1, wxALIGN_CENTER_VERTICAL | wxALL, 5 );
    combo = new wxComboBox( this, -1, wxT(""),
                            wxDefaultPosition, wxDefaultSize,
                            0, NULL, wxCB_READONLY );

    UpdateCombo( p_item );

    combo->SetToolTip( wxU(p_item->psz_longtext) );
    sizer->Add( combo, 1, wxALIGN_CENTER_VERTICAL | wxALL, 5 );

    sizer->Layout();
    this->SetSizerAndFit( sizer );
}

IntegerListConfigControl::~IntegerListConfigControl()
{
}

void IntegerListConfigControl::UpdateCombo( module_config_t *p_item )
{
    /* build a list of available options */
    for( int i_index = 0; i_index < p_item->i_list; i_index++ )
    {
        if( p_item->ppsz_list_text && p_item->ppsz_list_text[i_index] )
        {
            combo->Append( wxU(p_item->ppsz_list_text[i_index]) );
        }
        else
        {
            combo->Append( wxString::Format(wxT("%i"),
                                            p_item->pi_list[i_index]) );
        }
        combo->SetClientData( i_index, (void *)p_item->pi_list[i_index] );
        if( p_item->i_value == p_item->pi_list[i_index] )
        {
            combo->SetSelection( i_index );
            if( p_item->ppsz_list_text && p_item->ppsz_list_text[i_index] )
            {
                combo->SetValue( wxU(p_item->ppsz_list_text[i_index]) );
            }
            else
            {
                combo->SetValue( wxString::Format(wxT("%i"),
                                                  p_item->pi_list[i_index]) );
            }
        }
    }
}

BEGIN_EVENT_TABLE(IntegerListConfigControl, wxPanel)
    /* Button events */
    EVT_BUTTON(-1, IntegerListConfigControl::OnAction)
END_EVENT_TABLE()

void IntegerListConfigControl::OnAction( wxCommandEvent& event )
{
    int i_action = event.GetId() - wxID_HIGHEST;

    module_config_t *p_item;
    p_item = config_FindConfig( p_this, GetName().mb_str() );
    if( !p_item ) return;

    if( i_action < 0 || i_action >= p_item->i_action ) return;

    vlc_value_t val;
    val.i_int = GetIntValue();
    p_item->ppf_action[i_action]( p_this, GetName().mb_str(), val, val, 0 );

    if( p_item->b_dirty )
    {
        combo->Clear();
        UpdateCombo( p_item );
        p_item->b_dirty = VLC_FALSE;
    }
}

int IntegerListConfigControl::GetIntValue()
{
    int selected = combo->GetSelection();
    if( selected != -1 )
    {
        return (int)combo->GetClientData( selected );
    }
    return -1;
}

/*****************************************************************************
 * RangedIntConfigControl implementation
 *****************************************************************************/
RangedIntConfigControl::RangedIntConfigControl( vlc_object_t *p_this,
                                                module_config_t *p_item,
                                                wxWindow *parent )
  : ConfigControl( p_this, p_item, parent )
{
    label = new wxStaticText(this, -1, wxU(p_item->psz_text));
    slider = new wxSlider( this, -1, p_item->i_value, p_item->i_min,
                           p_item->i_max, wxDefaultPosition, wxDefaultSize,
                           wxSL_LABELS | wxSL_HORIZONTAL );
    slider->SetToolTip( wxU(p_item->psz_longtext) );
    sizer->Add( label, 1, wxALIGN_CENTER_VERTICAL | wxALL, 5 );
    sizer->Add( slider, 1, wxALIGN_CENTER_VERTICAL | wxALL, 5 );
    sizer->Layout();
    this->SetSizerAndFit( sizer );
}

RangedIntConfigControl::~RangedIntConfigControl()
{
    ;
}

int RangedIntConfigControl::GetIntValue()
{
    return slider->GetValue();
}

/*****************************************************************************
 * FloatConfigControl implementation
 *****************************************************************************/
FloatConfigControl::FloatConfigControl( vlc_object_t *p_this,
                                        module_config_t *p_item,
                                        wxWindow *parent )
  : ConfigControl( p_this, p_item, parent )
{
    label = new wxStaticText(this, -1, wxU(p_item->psz_text));
    textctrl = new wxTextCtrl( this, -1,
                               wxString::Format(wxT("%f"),
                                                p_item->f_value),
                               wxDefaultPosition, wxDefaultSize,
                               wxTE_PROCESS_ENTER );
    textctrl->SetToolTip( wxU(p_item->psz_longtext) );
    sizer->Add( label, 1, wxALIGN_CENTER_VERTICAL | wxALL, 5 );
    sizer->Add( textctrl, 0, wxALIGN_CENTER_VERTICAL | wxALL, 5);
    sizer->Layout();
    this->SetSizerAndFit( sizer );
}

FloatConfigControl::~FloatConfigControl()
{
    ;
}

float FloatConfigControl::GetFloatValue()
{
    float f_value;
    if( (wxSscanf(textctrl->GetValue(), wxT("%f"), &f_value) == 1) )
        return f_value;
    else return 0.0;
}

/*****************************************************************************
 * BoolConfigControl implementation
 *****************************************************************************/
BoolConfigControl::BoolConfigControl( vlc_object_t *p_this,
                                      module_config_t *p_item,
                                      wxWindow *parent )
  : ConfigControl( p_this, p_item, parent )
{
    checkbox = new wxCheckBox( this, -1, wxU(p_item->psz_text) );
    if( p_item->i_value ) checkbox->SetValue(TRUE);
    checkbox->SetToolTip( wxU(p_item->psz_longtext) );
    sizer->Add( checkbox, 0, wxALL, 5 );
    sizer->Layout();
    this->SetSizerAndFit( sizer );
}

BoolConfigControl::~BoolConfigControl()
{
    ;
}

int BoolConfigControl::GetIntValue()
{
    if( checkbox->IsChecked() )
    {
        return 1;
    }
    else
    {
        return 0;
    }
}