src/osx/combobox_osx.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/osx/combobox_osx.cpp
   3 // Purpose:     wxComboBox class using HIView ComboBox
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     1998-01-01
   7 // RCS-ID:      $Id: combobox_osx.cpp 58318 2009-01-23 08:36:16Z RR $
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #include "wx/wxprec.h"
  13
  14 #if wxUSE_COMBOBOX
  15
  16 #include "wx/combobox.h"
  17
  18 #ifndef WX_PRECOMP
  19 #endif
  20
  21 // work in progress
  22
  23 IMPLEMENT_DYNAMIC_CLASS(wxComboBox, wxControl)
  24
  25 wxComboBox::~wxComboBox()
  26 {
  27 }
  28
  29 bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
  30            const wxString& value,
  31            const wxPoint& pos,
  32            const wxSize& size,
  33            const wxArrayString& choices,
  34            long style,
  35            const wxValidator& validator,
  36            const wxString& name)
  37 {
  38     wxCArrayString chs( choices );
  39
  40     return Create( parent, id, value, pos, size, chs.GetCount(),
  41                    chs.GetStrings(), style, validator, name );
  42 }
  43
  44 bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
  45            const wxString& value,
  46            const wxPoint& pos,
  47            const wxSize& size,
  48            int n, const wxString choices[],
  49            long style,
  50            const wxValidator& validator,
  51            const wxString& name)
  52 {
  53     m_text = NULL;
  54     m_choice = NULL;
  55
  56     m_macIsUserPane = false;
  57
  58     if ( !wxControl::Create( parent, id, pos, size, style, validator, name ) )
  59         return false;
  60
  61     m_peer = wxWidgetImpl::CreateComboBox( this, parent, id, m_popUpMenu, pos, size, style, GetExtraStyle() );
  62
  63     MacPostControlCreate( pos, size );
  64
  65 #if !wxUSE_STL
  66     if ( style & wxCB_SORT )
  67         // autosort
  68         m_strings = wxArrayString( 1 );
  69 #endif
  70
  71     Append(n, choices);
  72
  73     // Set the first item as being selected
  74     if (n > 0)
  75         SetSelection( 0 );
  76
  77     // Needed because it is a wxControlWithItems
  78     SetInitialSize( size );
  79
  80     return true;
  81 }
  82
  83 // ----------------------------------------------------------------------------
  84 // geometry
  85 // ----------------------------------------------------------------------------
  86
  87 wxSize wxComboBox::DoGetBestSize() const
  88 {
  89 #if USE_HICOMBOBOX
  90     return wxControl::DoGetBestSize();
  91 #else
  92     wxSize size = m_choice->GetBestSize();
  93
  94     if ( m_text != NULL )
  95     {
  96         wxSize  sizeText = m_text->GetBestSize();
  97
  98         size.x = POPUPWIDTH + sizeText.x + MARGIN;
  99     }
 100
 101     return size;
 102 #endif
 103 }
 104
 105 void wxComboBox::DoMoveWindow(int x, int y, int width, int height) {
 106 #if USE_HICOMBOBOX
 107     wxControl::DoMoveWindow(x, y, width, height);
 108 #else
 109     height = POPUPHEIGHT;
 110
 111     wxControl::DoMoveWindow(x, y, width, height);
 112
 113     if ( m_text == NULL )
 114     {
 115         // we might not be fully constructed yet, therefore watch out...
 116         if ( m_choice )
 117             m_choice->SetSize(0, 0 , width, wxDefaultCoord);
 118     }
 119     else
 120     {
 121         wxCoord wText = width - POPUPWIDTH - MARGIN;
 122         m_text->SetSize(0, 0, wText, height);
 123         m_choice->SetSize(0 + wText + MARGIN, 0, POPUPWIDTH, wxDefaultCoord);
 124     }
 125 #endif
 126 }
 127
 128
 129
 130 // ----------------------------------------------------------------------------
 131 // operations forwarded to the subcontrols
 132 // ----------------------------------------------------------------------------
 133
 134 bool wxComboBox::Enable(bool enable)
 135 {
 136     if ( !wxControl::Enable(enable) )
 137         return false;
 138
 139     return true;
 140 }
 141
 142 bool wxComboBox::Show(bool show)
 143 {
 144     if ( !wxControl::Show(show) )
 145         return false;
 146
 147     return true;
 148 }
 149
 150 void wxComboBox::SetFocus()
 151 {
 152 #if USE_HICOMBOBOX
 153     wxControl::SetFocus();
 154 #else
 155     if ( m_text != NULL) {
 156         m_text->SetFocus();
 157     }
 158 #endif
 159 }
 160
 161
 162 void wxComboBox::DelegateTextChanged( const wxString& value )
 163 {
 164     SetStringSelection( value );
 165 }
 166
 167
 168 void wxComboBox::DelegateChoice( const wxString& value )
 169 {
 170     SetStringSelection( value );
 171 }
 172
 173 bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
 174            const wxString& value,
 175            const wxPoint& pos,
 176            const wxSize& size,
 177            int n, const wxString choices[],
 178            long style,
 179            const wxValidator& validator,
 180            const wxString& name)
 181 {
 182     m_text = NULL;
 183     m_choice = NULL;
 184 #if USE_HICOMBOBOX
 185     m_macIsUserPane = false;
 186 #endif
 187     if ( !wxControl::Create(parent, id, wxDefaultPosition, wxDefaultSize, style ,
 188                             wxDefaultValidator, name) )
 189     {
 190         return false;
 191     }
 192 #if USE_HICOMBOBOX
 193     Rect bounds = wxMacGetBoundsForControl( this , pos , size );
 194     HIRect hiRect;
 195
 196     hiRect.origin.x = 20; //bounds.left;
 197     hiRect.origin.y = 25; //bounds.top;
 198     hiRect.size.width = 120;// bounds.right - bounds.left;
 199     hiRect.size.height = 24;
 200
 201     //For some reason, this code causes the combo box not to be displayed at all.
 202     //hiRect.origin.x = bounds.left;
 203     //hiRect.origin.y = bounds.top;
 204     //hiRect.size.width = bounds.right - bounds.left;
 205     //hiRect.size.height = bounds.bottom - bounds.top;
 206     //printf("left = %d, right = %d, top = %d, bottom = %d\n", bounds.left, bounds.right, bounds.top, bounds.bottom);
 207     //printf("x = %d, y = %d, width = %d, height = %d\n", hibounds.origin.x, hibounds.origin.y, hibounds.size.width, hibounds.size.height);
 208     m_peer = new wxMacControl(this);
 209     verify_noerr( HIComboBoxCreate( &hiRect, CFSTR(""), NULL, NULL, kHIComboBoxStandardAttributes, m_peer->GetControlRefAddr() ) );
 210
 211
 212     m_peer->SetMinimum( 0 );
 213     m_peer->SetMaximum( 100);
 214     if ( n > 0 )
 215         m_peer->SetValue( 1 );
 216
 217     MacPostControlCreate(pos,size);
 218
 219     Append( choices[ i ] );
 220
 221     HIViewSetVisible( m_peer->GetControlRef(), true );
 222     SetSelection(0);
 223     EventHandlerRef comboEventHandler;
 224     InstallControlEventHandler( m_peer->GetControlRef(), GetwxMacComboBoxEventHandlerUPP(),
 225         GetEventTypeCount(eventList), eventList, this,
 226         (EventHandlerRef *)&comboEventHandler);
 227 #else
 228     m_choice = new wxComboBoxChoice(this, style );
 229     m_choice->SetMinSize( wxSize( POPUPWIDTH , POPUPHEIGHT ) );
 230
 231     wxSize csize = size;
 232     if ( style & wxCB_READONLY )
 233     {
 234         m_text = NULL;
 235     }
 236     else
 237     {
 238         m_text = new wxComboBoxText(this);
 239         if ( size.y == wxDefaultCoord ) {
 240           csize.y = m_text->GetSize().y;
 241         }
 242     }
 243
 244     DoSetSize(pos.x, pos.y, csize.x, csize.y);
 245
 246     m_choice->Append( n, choices );
 247     SetInitialSize(csize);   // Needed because it is a wxControlWithItems
 248 #endif
 249
 250     return true;
 251 }
 252
 253 wxString wxComboBox::GetValue() const
 254 {
 255 #if USE_HICOMBOBOX
 256     CFStringRef myString;
 257     HIComboBoxCopyTextItemAtIndex( m_peer->GetControlRef(), (CFIndex)GetSelection(), &myString );
 258     return wxMacCFStringHolder( myString, GetFont().GetEncoding() ).AsString();
 259 #else
 260     wxString        result;
 261
 262     if ( m_text == NULL )
 263     {
 264         result = m_choice->GetString( m_choice->GetSelection() );
 265     }
 266     else
 267     {
 268         result = m_text->GetValue();
 269     }
 270
 271     return result;
 272 #endif
 273 }
 274
 275 void wxComboBox::SetValue(const wxString& value)
 276 {
 277 #if USE_HICOMBOBOX
 278
 279 #else
 280     int s = FindString (value);
 281     if (s == wxNOT_FOUND && !HasFlag(wxCB_READONLY) )
 282     {
 283         m_choice->Append(value);
 284     }
 285     SetStringSelection( value );
 286 #endif
 287 }
 288
 289 // Clipboard operations
 290 void wxComboBox::Copy()
 291 {
 292     if ( m_text != NULL )
 293     {
 294         m_text->Copy();
 295     }
 296 }
 297
 298 void wxComboBox::Cut()
 299 {
 300     if ( m_text != NULL )
 301     {
 302         m_text->Cut();
 303     }
 304 }
 305
 306 void wxComboBox::Paste()
 307 {
 308     if ( m_text != NULL )
 309     {
 310         m_text->Paste();
 311     }
 312 }
 313
 314 void wxComboBox::SetEditable(bool editable)
 315 {
 316     if ( ( m_text == NULL ) && editable )
 317     {
 318         m_text = new wxComboBoxText( this );
 319     }
 320     else if ( ( m_text != NULL ) && !editable )
 321     {
 322         delete m_text;
 323         m_text = NULL;
 324     }
 325
 326     int currentX, currentY;
 327     GetPosition( &currentX, &currentY );
 328
 329     int currentW, currentH;
 330     GetSize( &currentW, &currentH );
 331
 332     DoMoveWindow( currentX, currentY, currentW, currentH );
 333 }
 334
 335 void wxComboBox::SetInsertionPoint(long pos)
 336 {
 337     // TODO
 338 }
 339
 340 void wxComboBox::SetInsertionPointEnd()
 341 {
 342     // TODO
 343 }
 344
 345 long wxComboBox::GetInsertionPoint() const
 346 {
 347     // TODO
 348     return 0;
 349 }
 350
 351 wxTextPos wxComboBox::GetLastPosition() const
 352 {
 353     // TODO
 354     return 0;
 355 }
 356
 357 void wxComboBox::Replace(long from, long to, const wxString& value)
 358 {
 359     // TODO
 360 }
 361
 362 void wxComboBox::Remove(long from, long to)
 363 {
 364     // TODO
 365 }
 366
 367 void wxComboBox::SetSelection(long from, long to)
 368 {
 369     // TODO
 370 }
 371
 372 int wxComboBox::DoInsertItems(const wxArrayStringsAdapter& items,
 373                               unsigned int pos,
 374                               void **clientData, wxClientDataType type)
 375 {
 376 #if USE_HICOMBOBOX
 377     const unsigned int count = items.GetCount();
 378     for ( unsigned int i = 0; i < count; ++i, ++pos )
 379     {
 380         HIComboBoxInsertTextItemAtIndex(m_peer->GetControlRef(),
 381                                         (CFIndex)pos,
 382                                         wxMacCFStringHolder(items[i],
 383                                                             GetFont().GetEncoding()));
 384         AssignNewItemClientData(pos, clientData, i, type);
 385     }
 386
 387     //SetControl32BitMaximum( m_peer->GetControlRef(), GetCount() );
 388
 389     return pos - 1;
 390 #else
 391     return m_choice->DoInsertItems( items, pos, clientData, type );
 392 #endif
 393 }
 394
 395 void wxComboBox::DoSetItemClientData(unsigned int n, void* clientData)
 396 {
 397 #if USE_HICOMBOBOX
 398     return; //TODO
 399 #else
 400     return m_choice->DoSetItemClientData( n , clientData );
 401 #endif
 402 }
 403
 404 void* wxComboBox::DoGetItemClientData(unsigned int n) const
 405 {
 406 #if USE_HICOMBOBOX
 407     return NULL; //TODO
 408 #else
 409     return m_choice->DoGetItemClientData( n );
 410 #endif
 411 }
 412
 413 unsigned int wxComboBox::GetCount() const {
 414 #if USE_HICOMBOBOX
 415     return (unsigned int) HIComboBoxGetItemCount( m_peer->GetControlRef() );
 416 #else
 417     return m_choice->GetCount();
 418 #endif
 419 }
 420
 421 void wxComboBox::DoDeleteOneItem(unsigned int n)
 422 {
 423 #if USE_HICOMBOBOX
 424     HIComboBoxRemoveItemAtIndex( m_peer->GetControlRef(), (CFIndex)n );
 425 #else
 426     m_choice->Delete( n );
 427 #endif
 428 }
 429
 430 void wxComboBox::DoClear()
 431 {
 432 #if USE_HICOMBOBOX
 433     for ( CFIndex i = GetCount() - 1; i >= 0; ++ i )
 434         verify_noerr( HIComboBoxRemoveItemAtIndex( m_peer->GetControlRef(), i ) );
 435     m_peer->SetData<CFStringRef>(kHIComboBoxEditTextPart,kControlEditTextCFStringTag,CFSTR(""));
 436 #else
 437     m_choice->Clear();
 438 #endif
 439 }
 440
 441 int wxComboBox::GetSelection() const
 442 {
 443 #if USE_HICOMBOBOX
 444     return FindString( GetStringSelection() );
 445 #else
 446     return m_choice->GetSelection();
 447 #endif
 448 }
 449
 450 void wxComboBox::SetSelection(int n)
 451 {
 452 #if USE_HICOMBOBOX
 453     SetControl32BitValue( m_peer->GetControlRef() , n + 1 );
 454 #else
 455     m_choice->SetSelection( n );
 456
 457     if ( m_text != NULL )
 458     {
 459         m_text->SetValue(GetString(n));
 460     }
 461 #endif
 462 }
 463
 464 int wxComboBox::FindString(const wxString& s, bool bCase) const
 465 {
 466 #if USE_HICOMBOBOX
 467     for( unsigned int i = 0 ; i < GetCount() ; i++ )
 468     {
 469         if (GetString(i).IsSameAs(s, bCase) )
 470             return i ;
 471     }
 472     return wxNOT_FOUND;
 473 #else
 474     return m_choice->FindString( s, bCase );
 475 #endif
 476 }
 477
 478 wxString wxComboBox::GetString(unsigned int n) const
 479 {
 480 #if USE_HICOMBOBOX
 481     CFStringRef itemText;
 482     HIComboBoxCopyTextItemAtIndex( m_peer->GetControlRef(), (CFIndex)n, &itemText );
 483     return wxMacCFStringHolder(itemText).AsString();
 484 #else
 485     return m_choice->GetString( n );
 486 #endif
 487 }
 488
 489 wxString wxComboBox::GetStringSelection() const
 490 {
 491 #if USE_HICOMBOBOX
 492     return wxMacCFStringHolder(m_peer->GetData<CFStringRef>(kHIComboBoxEditTextPart,kControlEditTextCFStringTag)).AsString();
 493 #else
 494     int sel = GetSelection ();
 495     if (sel != wxNOT_FOUND)
 496         return wxString(this->GetString((unsigned int)sel));
 497     else
 498         return wxEmptyString;
 499 #endif
 500 }
 501
 502 void wxComboBox::SetString(unsigned int n, const wxString& s)
 503 {
 504 #if USE_HICOMBOBOX
 505     verify_noerr ( HIComboBoxInsertTextItemAtIndex( m_peer->GetControlRef(), (CFIndex) n,
 506         wxMacCFStringHolder(s, GetFont().GetEncoding()) ) );
 507     verify_noerr ( HIComboBoxRemoveItemAtIndex( m_peer->GetControlRef(), (CFIndex) n + 1 ) );
 508 #else
 509     m_choice->SetString( n , s );
 510 #endif
 511 }
 512
 513 bool wxComboBox::IsEditable() const
 514 {
 515 #if USE_HICOMBOBOX
 516     // TODO
 517     return !HasFlag(wxCB_READONLY);
 518 #else
 519     return m_text != NULL && !HasFlag(wxCB_READONLY);
 520 #endif
 521 }
 522
 523 void wxComboBox::Undo()
 524 {
 525 #if USE_HICOMBOBOX
 526     // TODO
 527 #else
 528     if (m_text != NULL)
 529         m_text->Undo();
 530 #endif
 531 }
 532
 533 void wxComboBox::Redo()
 534 {
 535 #if USE_HICOMBOBOX
 536     // TODO
 537 #else
 538     if (m_text != NULL)
 539         m_text->Redo();
 540 #endif
 541 }
 542
 543 void wxComboBox::SelectAll()
 544 {
 545 #if USE_HICOMBOBOX
 546     // TODO
 547 #else
 548     if (m_text != NULL)
 549         m_text->SelectAll();
 550 #endif
 551 }
 552
 553 bool wxComboBox::CanCopy() const
 554 {
 555 #if USE_HICOMBOBOX
 556     // TODO
 557     return false;
 558 #else
 559     if (m_text != NULL)
 560         return m_text->CanCopy();
 561     else
 562         return false;
 563 #endif
 564 }
 565
 566 bool wxComboBox::CanCut() const
 567 {
 568 #if USE_HICOMBOBOX
 569     // TODO
 570     return false;
 571 #else
 572     if (m_text != NULL)
 573         return m_text->CanCut();
 574     else
 575         return false;
 576 #endif
 577 }
 578
 579 bool wxComboBox::CanPaste() const
 580 {
 581 #if USE_HICOMBOBOX
 582     // TODO
 583     return false;
 584 #else
 585     if (m_text != NULL)
 586         return m_text->CanPaste();
 587     else
 588         return false;
 589 #endif
 590 }
 591
 592 bool wxComboBox::CanUndo() const
 593 {
 594 #if USE_HICOMBOBOX
 595     // TODO
 596     return false;
 597 #else
 598     if (m_text != NULL)
 599         return m_text->CanUndo();
 600     else
 601         return false;
 602 #endif
 603 }
 604
 605 bool wxComboBox::CanRedo() const
 606 {
 607 #if USE_HICOMBOBOX
 608     // TODO
 609     return false;
 610 #else
 611     if (m_text != NULL)
 612         return m_text->CanRedo();
 613     else
 614         return false;
 615 #endif
 616 }
 617
 618 bool wxComboBox::OSXHandleClicked( double timestampsec )
 619 {
 620     wxCommandEvent event(wxEVT_COMMAND_COMBOBOX_SELECTED, m_windowId );
 621     event.SetInt(GetSelection());
 622     event.SetEventObject(this);
 623     event.SetString(GetStringSelection());
 624     ProcessCommand(event);
 625     return true;
 626 }
 627
 628 #endif