choicdgg.cpp

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/////////////////////////////////////////////////////////////////////////////
// Name:        choicdgg.cpp
// Purpose:     Choice dialogs
// Author:      Julian Smart
// Modified by: 03.11.00: VZ to add wxArrayString and multiple sel functions
// Created:     04/01/98
// RCS-ID:      $Id: choicdgg.cpp,v 1.62.2.1 2006/01/05 18:27:07 RD Exp $
// Copyright:   (c) wxWidgets team
// Licence:     wxWindows licence
/////////////////////////////////////////////////////////////////////////////

// ============================================================================
// declarations
// ============================================================================

#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
    #pragma implementation "choicdgg.h"
#endif

// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------

// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"

#ifdef __BORLANDC__
    #pragma hdrstop
#endif

#if wxUSE_CHOICEDLG

#ifndef WX_PRECOMP
    #include <stdio.h>
    #include "wx/utils.h"
    #include "wx/dialog.h"
    #include "wx/button.h"
    #include "wx/listbox.h"
    #include "wx/stattext.h"
    #include "wx/intl.h"
    #include "wx/sizer.h"
    #include "wx/arrstr.h"
#endif

#if wxUSE_STATLINE
    #include "wx/statline.h"
#endif

/* Macro for avoiding #ifdefs when value have to be different depending on size of
   device we display on - take it from something like wxDesktopPolicy in the future
 */

#if defined(__SMARTPHONE__)
    #define wxLARGESMALL(large,small) small
#else
    #define wxLARGESMALL(large,small) large
#endif

#include "wx/generic/choicdgg.h"

// ----------------------------------------------------------------------------
// constants
// ----------------------------------------------------------------------------

#define wxID_LISTBOX 3000

// ---------------------------------------------------------------------------
// macros
// ---------------------------------------------------------------------------

/* Macro for avoiding #ifdefs when value have to be different depending on size of
   device we display on - take it from something like wxDesktopPolicy in the future
 */

#if defined(__SMARTPHONE__)
    #define wxLARGESMALL(large,small) small
#else
    #define wxLARGESMALL(large,small) large
#endif

// ----------------------------------------------------------------------------
// private functions
// ----------------------------------------------------------------------------

// convert wxArrayString into a wxString[] which must be delete[]d by caller
static int ConvertWXArrayToC(const wxArrayString& aChoices, wxString **choices);

// ============================================================================
// implementation
// ============================================================================

// ----------------------------------------------------------------------------
// helpers
// ----------------------------------------------------------------------------

int ConvertWXArrayToC(const wxArrayString& aChoices, wxString **choices)
{
    int n = aChoices.GetCount();
    *choices = new wxString[n];

    for ( int i = 0; i < n; i++ )
    {
        (*choices)[i] = aChoices[i];
    }

    return n;
}

// ----------------------------------------------------------------------------
// wrapper functions
// ----------------------------------------------------------------------------

wxString wxGetSingleChoice( const wxString& message,
                            const wxString& caption,
                            int n, const wxString *choices,
                            wxWindow *parent,
                            int WXUNUSED(x), int WXUNUSED(y),
                            bool WXUNUSED(centre),
                            int WXUNUSED(width), int WXUNUSED(height) )
{
    wxSingleChoiceDialog dialog(parent, message, caption, n, choices);
    wxString choice;
    if ( dialog.ShowModal() == wxID_OK )
        choice = dialog.GetStringSelection();

    return choice;
}

wxString wxGetSingleChoice( const wxString& message,
                            const wxString& caption,
                            const wxArrayString& aChoices,
                            wxWindow *parent,
                            int x, int y,
                            bool centre,
                            int width, int height)
{
    wxString *choices;
    int n = ConvertWXArrayToC(aChoices, &choices);
    wxString res = wxGetSingleChoice(message, caption, n, choices, parent,
                                     x, y, centre, width, height);
    delete [] choices;

    return res;
}

int wxGetSingleChoiceIndex( const wxString& message,
                            const wxString& caption,
                            int n, const wxString *choices,
                            wxWindow *parent,
                            int WXUNUSED(x), int WXUNUSED(y),
                            bool WXUNUSED(centre),
                            int WXUNUSED(width), int WXUNUSED(height) )
{
    wxSingleChoiceDialog dialog(parent, message, caption, n, choices);
    int choice;
    if ( dialog.ShowModal() == wxID_OK )
        choice = dialog.GetSelection();
    else
        choice = -1;

    return choice;
}

int wxGetSingleChoiceIndex( const wxString& message,
                            const wxString& caption,
                            const wxArrayString& aChoices,
                            wxWindow *parent,
                            int x, int y,
                            bool centre,
                            int width, int height)
{
    wxString *choices;
    int n = ConvertWXArrayToC(aChoices, &choices);
    int res = wxGetSingleChoiceIndex(message, caption, n, choices, parent,
                                     x, y, centre, width, height);
    delete [] choices;

    return res;
}

void *wxGetSingleChoiceData( const wxString& message,
                             const wxString& caption,
                             int n, const wxString *choices,
                             void **client_data,
                             wxWindow *parent,
                             int WXUNUSED(x), int WXUNUSED(y),
                             bool WXUNUSED(centre),
                             int WXUNUSED(width), int WXUNUSED(height) )
{
    wxSingleChoiceDialog dialog(parent, message, caption, n, choices,
                                (char **)client_data);
    void *data;
    if ( dialog.ShowModal() == wxID_OK )
        data = dialog.GetSelectionClientData();
    else
        data = NULL;

    return data;
}

void *wxGetSingleChoiceData( const wxString& message,
                             const wxString& caption,
                             const wxArrayString& aChoices,
                             void **client_data,
                             wxWindow *parent,
                             int x, int y,
                             bool centre,
                             int width, int height)
{
    wxString *choices;
    int n = ConvertWXArrayToC(aChoices, &choices);
    void *res = wxGetSingleChoiceData(message, caption, n, choices,
                                      client_data, parent,
                                      x, y, centre, width, height);
    delete [] choices;

    return res;
}

size_t wxGetMultipleChoices(wxArrayInt& selections,
                            const wxString& message,
                            const wxString& caption,
                            int n, const wxString *choices,
                            wxWindow *parent,
                            int WXUNUSED(x), int WXUNUSED(y),
                            bool WXUNUSED(centre),
                            int WXUNUSED(width), int WXUNUSED(height))
{
    wxMultiChoiceDialog dialog(parent, message, caption, n, choices);

    // call this even if selections array is empty and this then (correctly)
    // deselects the first item which is selected by default
    dialog.SetSelections(selections);

    if ( dialog.ShowModal() == wxID_OK )
        selections = dialog.GetSelections();
    else
        selections.Empty();

    return selections.GetCount();
}

size_t wxGetMultipleChoices(wxArrayInt& selections,
                            const wxString& message,
                            const wxString& caption,
                            const wxArrayString& aChoices,
                            wxWindow *parent,
                            int x, int y,
                            bool centre,
                            int width, int height)
{
    wxString *choices;
    int n = ConvertWXArrayToC(aChoices, &choices);
    size_t res = wxGetMultipleChoices(selections, message, caption,
                                      n, choices, parent,
                                      x, y, centre, width, height);
    delete [] choices;

    return res;
}