src/generic/choicdgg.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        choicdgg.cpp
   3 // Purpose:     Choice dialogs
   4 // Author:      Julian Smart
   5 // Modified by: 03.11.00: VZ to add wxArrayString and multiple sel functions
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) wxWindows team
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  17     #pragma implementation "choicdgg.h"
  18 #endif
  19
  20 // ----------------------------------------------------------------------------
  21 // headers
  22 // ----------------------------------------------------------------------------
  23
  24 // For compilers that support precompilation, includes "wx.h".
  25 #include "wx/wxprec.h"
  26
  27 #ifdef __BORLANDC__
  28     #pragma hdrstop
  29 #endif
  30
  31 #if wxUSE_CHOICEDLG
  32
  33 #ifndef WX_PRECOMP
  34     #include <stdio.h>
  35     #include "wx/utils.h"
  36     #include "wx/dialog.h"
  37     #include "wx/button.h"
  38     #include "wx/listbox.h"
  39     #include "wx/stattext.h"
  40     #include "wx/intl.h"
  41     #include "wx/sizer.h"
  42     #include "wx/arrstr.h"
  43 #endif
  44
  45 #if wxUSE_STATLINE
  46     #include "wx/statline.h"
  47 #endif
  48
  49 #include "wx/generic/choicdgg.h"
  50
  51 // ----------------------------------------------------------------------------
  52 // constants
  53 // ----------------------------------------------------------------------------
  54
  55 #define wxID_LISTBOX 3000
  56
  57 // ----------------------------------------------------------------------------
  58 // private functions
  59 // ----------------------------------------------------------------------------
  60
  61 // convert wxArrayString into a wxString[] which must be delete[]d by caller
  62 static int ConvertWXArrayToC(const wxArrayString& aChoices, wxString **choices);
  63
  64 // ============================================================================
  65 // implementation
  66 // ============================================================================
  67
  68 // ----------------------------------------------------------------------------
  69 // helpers
  70 // ----------------------------------------------------------------------------
  71
  72 int ConvertWXArrayToC(const wxArrayString& aChoices, wxString **choices)
  73 {
  74     int n = aChoices.GetCount();
  75     *choices = new wxString[n];
  76
  77     for ( int i = 0; i < n; i++ )
  78     {
  79         (*choices)[i] = aChoices[i];
  80     }
  81
  82     return n;
  83 }
  84
  85 // ----------------------------------------------------------------------------
  86 // wrapper functions
  87 // ----------------------------------------------------------------------------
  88
  89 wxString wxGetSingleChoice( const wxString& message,
  90                             const wxString& caption,
  91                             int n, const wxString *choices,
  92                             wxWindow *parent,
  93                             int WXUNUSED(x), int WXUNUSED(y),
  94                             bool WXUNUSED(centre),
  95                             int WXUNUSED(width), int WXUNUSED(height) )
  96 {
  97     wxSingleChoiceDialog dialog(parent, message, caption, n, choices);
  98     wxString choice;
  99     if ( dialog.ShowModal() == wxID_OK )
 100         choice = dialog.GetStringSelection();
 101
 102     return choice;
 103 }
 104
 105 wxString wxGetSingleChoice( const wxString& message,
 106                             const wxString& caption,
 107                             const wxArrayString& aChoices,
 108                             wxWindow *parent,
 109                             int x, int y,
 110                             bool centre,
 111                             int width, int height)
 112 {
 113     wxString *choices;
 114     int n = ConvertWXArrayToC(aChoices, &choices);
 115     wxString res = wxGetSingleChoice(message, caption, n, choices, parent,
 116                                      x, y, centre, width, height);
 117     delete [] choices;
 118
 119     return res;
 120 }
 121
 122 int wxGetSingleChoiceIndex( const wxString& message,
 123                             const wxString& caption,
 124                             int n, const wxString *choices,
 125                             wxWindow *parent,
 126                             int WXUNUSED(x), int WXUNUSED(y),
 127                             bool WXUNUSED(centre),
 128                             int WXUNUSED(width), int WXUNUSED(height) )
 129 {
 130     wxSingleChoiceDialog dialog(parent, message, caption, n, choices);
 131     int choice;
 132     if ( dialog.ShowModal() == wxID_OK )
 133         choice = dialog.GetSelection();
 134     else
 135         choice = -1;
 136
 137     return choice;
 138 }
 139
 140 int wxGetSingleChoiceIndex( const wxString& message,
 141                             const wxString& caption,
 142                             const wxArrayString& aChoices,
 143                             wxWindow *parent,
 144                             int x, int y,
 145                             bool centre,
 146                             int width, int height)
 147 {
 148     wxString *choices;
 149     int n = ConvertWXArrayToC(aChoices, &choices);
 150     int res = wxGetSingleChoiceIndex(message, caption, n, choices, parent,
 151                                      x, y, centre, width, height);
 152     delete [] choices;
 153
 154     return res;
 155 }
 156
 157 void *wxGetSingleChoiceData( const wxString& message,
 158                              const wxString& caption,
 159                              int n, const wxString *choices,
 160                              void **client_data,
 161                              wxWindow *parent,
 162                              int WXUNUSED(x), int WXUNUSED(y),
 163                              bool WXUNUSED(centre),
 164                              int WXUNUSED(width), int WXUNUSED(height) )
 165 {
 166     wxSingleChoiceDialog dialog(parent, message, caption, n, choices,
 167                                 (char **)client_data);
 168     void *data;
 169     if ( dialog.ShowModal() == wxID_OK )
 170         data = dialog.GetSelectionClientData();
 171     else
 172         data = NULL;
 173
 174     return data;
 175 }
 176
 177 void *wxGetSingleChoiceData( const wxString& message,
 178                              const wxString& caption,
 179                              const wxArrayString& aChoices,
 180                              void **client_data,
 181                              wxWindow *parent,
 182                              int x, int y,
 183                              bool centre,
 184                              int width, int height)
 185 {
 186     wxString *choices;
 187     int n = ConvertWXArrayToC(aChoices, &choices);
 188     void *res = wxGetSingleChoiceData(message, caption, n, choices,
 189                                       client_data, parent,
 190                                       x, y, centre, width, height);
 191     delete [] choices;
 192
 193     return res;
 194 }
 195
 196 size_t wxGetMultipleChoices(wxArrayInt& selections,
 197                             const wxString& message,
 198                             const wxString& caption,
 199                             int n, const wxString *choices,
 200                             wxWindow *parent,
 201                             int WXUNUSED(x), int WXUNUSED(y),
 202                             bool WXUNUSED(centre),
 203                             int WXUNUSED(width), int WXUNUSED(height))
 204 {
 205     wxMultiChoiceDialog dialog(parent, message, caption, n, choices);
 206
 207     if ( !selections.IsEmpty() )
 208         dialog.SetSelections(selections);
 209
 210     if ( dialog.ShowModal() == wxID_OK )
 211         selections = dialog.GetSelections();
 212     else
 213         selections.Empty();
 214
 215     return selections.GetCount();
 216 }
 217
 218 size_t wxGetMultipleChoices(wxArrayInt& selections,
 219                             const wxString& message,
 220                             const wxString& caption,
 221                             const wxArrayString& aChoices,
 222                             wxWindow *parent,
 223                             int x, int y,
 224                             bool centre,
 225                             int width, int height)
 226 {
 227     wxString *choices;
 228     int n = ConvertWXArrayToC(aChoices, &choices);
 229     size_t res = wxGetMultipleChoices(selections, message, caption,
 230                                       n, choices, parent,
 231                                       x, y, centre, width, height);
 232     delete [] choices;
 233
 234     return res;
 235 }
 236
 237 // ----------------------------------------------------------------------------
 238 // wxAnyChoiceDialog
 239 // ----------------------------------------------------------------------------
 240
 241 bool wxAnyChoiceDialog::Create(wxWindow *parent,
 242                                const wxString& message,
 243                                const wxString& caption,
 244                                int n, const wxString *choices,
 245                                long styleDlg,
 246                                const wxPoint& pos,
 247                                long styleLbox)
 248 {
 249     if ( !wxDialog::Create(parent, -1, caption, pos, wxDefaultSize, styleDlg) )
 250         return FALSE;
 251
 252     wxBoxSizer *topsizer = new wxBoxSizer( wxVERTICAL );
 253
 254     // 1) text message
 255     topsizer->Add( CreateTextSizer( message ), 0, wxALL, 10 );
 256
 257     // 2) list box
 258     m_listbox = new wxListBox( this, wxID_LISTBOX,
 259                                wxDefaultPosition, wxDefaultSize,
 260                                n, choices,
 261                                styleLbox );
 262     if ( n > 0 )
 263         m_listbox->SetSelection(0);
 264
 265     topsizer->Add( m_listbox, 1, wxEXPAND | wxLEFT|wxRIGHT, 15 );
 266
 267 #if wxUSE_STATLINE
 268     // 3) static line
 269     topsizer->Add( new wxStaticLine( this, -1 ), 0, wxEXPAND | wxLEFT|wxRIGHT|wxTOP, 10 );
 270 #endif
 271
 272     // 4) buttons
 273     topsizer->Add( CreateButtonSizer( styleDlg & (wxOK|wxCANCEL) ), 0, wxCENTRE | wxALL, 10 );
 274
 275     SetAutoLayout( TRUE );
 276     SetSizer( topsizer );
 277
 278     topsizer->SetSizeHints( this );
 279     topsizer->Fit( this );
 280
 281     Centre( wxBOTH );
 282
 283     m_listbox->SetFocus();
 284
 285     return TRUE;
 286 }
 287
 288 // ----------------------------------------------------------------------------
 289 // wxSingleChoiceDialog
 290 // ----------------------------------------------------------------------------
 291
 292 BEGIN_EVENT_TABLE(wxSingleChoiceDialog, wxDialog)
 293     EVT_BUTTON(wxID_OK, wxSingleChoiceDialog::OnOK)
 294     EVT_LISTBOX_DCLICK(wxID_LISTBOX, wxSingleChoiceDialog::OnListBoxDClick)
 295 END_EVENT_TABLE()
 296
 297 IMPLEMENT_DYNAMIC_CLASS(wxSingleChoiceDialog, wxDialog)
 298
 299 wxSingleChoiceDialog::wxSingleChoiceDialog(wxWindow *parent,
 300                                            const wxString& message,
 301                                            const wxString& caption,
 302                                            int n,
 303                                            const wxString *choices,
 304                                            char **clientData,
 305                                            long style,
 306                                            const wxPoint& WXUNUSED(pos))
 307 {
 308     Create(parent, message, caption, n, choices, clientData, style);
 309 }
 310
 311 bool wxSingleChoiceDialog::Create( wxWindow *parent,
 312                                    const wxString& message,
 313                                    const wxString& caption,
 314                                    int n,
 315                                    const wxString *choices,
 316                                    char **clientData,
 317                                    long style,
 318                                    const wxPoint& pos )
 319 {
 320     if ( !wxAnyChoiceDialog::Create(parent, message, caption,
 321                                     n, choices,
 322                                     style, pos) )
 323         return FALSE;
 324
 325     m_selection = n > 0 ? 0 : -1;
 326
 327     if (clientData)
 328     {
 329         for (int i = 0; i < n; i++)
 330             m_listbox->SetClientData(i, clientData[i]);
 331     }
 332
 333     return TRUE;
 334 }
 335
 336 // Set the selection
 337 void wxSingleChoiceDialog::SetSelection(int sel)
 338 {
 339     m_listbox->SetSelection(sel);
 340     m_selection = sel;
 341 }
 342
 343 void wxSingleChoiceDialog::OnOK(wxCommandEvent& WXUNUSED(event))
 344 {
 345     m_selection = m_listbox->GetSelection();
 346     m_stringSelection = m_listbox->GetStringSelection();
 347     if ( m_listbox->HasClientUntypedData() )
 348         SetClientData(m_listbox->GetClientData(m_selection));
 349     EndModal(wxID_OK);
 350 }
 351
 352 void wxSingleChoiceDialog::OnListBoxDClick(wxCommandEvent& WXUNUSED(event))
 353 {
 354     m_selection = m_listbox->GetSelection();
 355     m_stringSelection = m_listbox->GetStringSelection();
 356
 357     if ( m_listbox->HasClientUntypedData() )
 358         SetClientData(m_listbox->GetClientData(m_selection));
 359
 360     EndModal(wxID_OK);
 361 }
 362
 363 // ----------------------------------------------------------------------------
 364 // wxMultiChoiceDialog
 365 // ----------------------------------------------------------------------------
 366
 367 IMPLEMENT_DYNAMIC_CLASS(wxMultiChoiceDialog, wxDialog)
 368
 369 bool wxMultiChoiceDialog::Create( wxWindow *parent,
 370                                   const wxString& message,
 371                                   const wxString& caption,
 372                                   int n,
 373                                   const wxString *choices,
 374                                   long style,
 375                                   const wxPoint& pos )
 376 {
 377     if ( !wxAnyChoiceDialog::Create(parent, message, caption,
 378                                     n, choices,
 379                                     style, pos,
 380                                     wxLB_ALWAYS_SB | wxLB_EXTENDED) )
 381         return FALSE;
 382
 383     return TRUE;
 384 }
 385
 386 void wxMultiChoiceDialog::SetSelections(const wxArrayInt& selections)
 387 {
 388     size_t count = selections.GetCount();
 389     for ( size_t n = 0; n < count; n++ )
 390     {
 391         m_listbox->Select(selections[n]);
 392     }
 393 }
 394
 395 bool wxMultiChoiceDialog::TransferDataFromWindow()
 396 {
 397     m_selections.Empty();
 398     size_t count = m_listbox->GetCount();
 399     for ( size_t n = 0; n < count; n++ )
 400     {
 401         if ( m_listbox->IsSelected(n) )
 402             m_selections.Add(n);
 403     }
 404
 405     return TRUE;
 406 }
 407
 408 #endif // wxUSE_CHOICEDLG