include/wx/osx/core/private.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/osx/core/private.h
   3 // Purpose:     Private declarations: as this header is only included by
   4 //              wxWidgets itself, it may contain identifiers which don't start
   5 //              with "wx".
   6 // Author:      Stefan Csomor
   7 // Modified by:
   8 // Created:     1998-01-01
   9 // RCS-ID:      $Id: private.h 53819 2008-05-29 14:11:45Z SC $
  10 // Copyright:   (c) Stefan Csomor
  11 // Licence:     wxWindows licence
  12 /////////////////////////////////////////////////////////////////////////////
  13
  14 #ifndef _WX_PRIVATE_CORE_H_
  15 #define _WX_PRIVATE_CORE_H_
  16
  17 #include "wx/defs.h"
  18
  19 #include <CoreFoundation/CoreFoundation.h>
  20
  21 #include "wx/osx/core/cfstring.h"
  22 #include "wx/osx/core/cfdataref.h"
  23
  24 // Define helper macros allowing to insert small snippets of code to be
  25 // compiled for high enough OS X version only: this shouldn't be abused for
  26 // anything big but it's handy for e.g. specifying OS X 10.6-only protocols in
  27 // the Objective C classes declarations when they're not supported under the
  28 // previous versions
  29 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6
  30     #define wxOSX_10_6_AND_LATER(x) x
  31 #else
  32     #define wxOSX_10_6_AND_LATER(x)
  33 #endif
  34
  35 #if wxOSX_USE_COCOA_OR_CARBON
  36
  37 WXDLLIMPEXP_BASE long UMAGetSystemVersion() ;
  38
  39 void WXDLLIMPEXP_CORE wxMacStringToPascal( const wxString&from , unsigned char * to );
  40 wxString WXDLLIMPEXP_CORE wxMacMakeStringFromPascal( const unsigned char * from );
  41
  42 #endif
  43
  44 #if wxUSE_GUI
  45
  46 #if wxOSX_USE_IPHONE
  47 #include <CoreGraphics/CoreGraphics.h>
  48 #else
  49 #include <ApplicationServices/ApplicationServices.h>
  50 #endif
  51
  52 #include "wx/bitmap.h"
  53 #include "wx/window.h"
  54
  55 class WXDLLIMPEXP_CORE wxMacCGContextStateSaver
  56 {
  57     wxDECLARE_NO_COPY_CLASS(wxMacCGContextStateSaver);
  58
  59 public:
  60     wxMacCGContextStateSaver( CGContextRef cg )
  61     {
  62         m_cg = cg;
  63         CGContextSaveGState( cg );
  64     }
  65     ~wxMacCGContextStateSaver()
  66     {
  67         CGContextRestoreGState( m_cg );
  68     }
  69 private:
  70     CGContextRef m_cg;
  71 };
  72
  73 class WXDLLIMPEXP_CORE wxDeferredObjectDeleter : public wxObject
  74 {
  75 public :
  76     wxDeferredObjectDeleter( wxObject* obj ) : m_obj(obj)
  77     {
  78     }
  79     virtual ~wxDeferredObjectDeleter()
  80     {
  81         delete m_obj;
  82     }
  83 protected :
  84     wxObject* m_obj ;
  85 } ;
  86
  87 // Quartz
  88
  89 WXDLLIMPEXP_CORE CGImageRef wxMacCreateCGImageFromBitmap( const wxBitmap& bitmap );
  90
  91 WXDLLIMPEXP_CORE CGDataProviderRef wxMacCGDataProviderCreateWithCFData( CFDataRef data );
  92 WXDLLIMPEXP_CORE CGDataConsumerRef wxMacCGDataConsumerCreateWithCFData( CFMutableDataRef data );
  93 WXDLLIMPEXP_CORE CGDataProviderRef wxMacCGDataProviderCreateWithMemoryBuffer( const wxMemoryBuffer& buf );
  94
  95 CGColorSpaceRef WXDLLIMPEXP_CORE wxMacGetGenericRGBColorSpace(void);
  96
  97 class wxWindowMac;
  98 // to
  99 extern wxWindow* g_MacLastWindow;
 100 class wxNonOwnedWindow;
 101
 102 // temporary typedef so that no additional casts are necessary within carbon code at the moment
 103
 104 class wxMacControl;
 105 class wxWidgetImpl;
 106 class wxNotebook;
 107 class wxTextCtrl;
 108
 109 WXDLLIMPEXP_CORE wxWindowMac * wxFindWindowFromWXWidget(WXWidget inControl );
 110
 111 #if wxOSX_USE_CARBON
 112 typedef wxMacControl wxWidgetImplType;
 113 #else
 114 typedef wxWidgetImpl wxWidgetImplType;
 115 #endif
 116
 117 #if wxUSE_MENUS
 118 class wxMenuItemImpl : public wxObject
 119 {
 120 public :
 121     wxMenuItemImpl( wxMenuItem* peer ) : m_peer(peer)
 122     {
 123     }
 124
 125     virtual ~wxMenuItemImpl() ;
 126     virtual void SetBitmap( const wxBitmap& bitmap ) = 0;
 127     virtual void Enable( bool enable ) = 0;
 128     virtual void Check( bool check ) = 0;
 129     virtual void SetLabel( const wxString& text, wxAcceleratorEntry *entry ) = 0;
 130     virtual void Hide( bool hide = true ) = 0;
 131
 132     virtual void * GetHMenuItem() = 0;
 133
 134     wxMenuItem* GetWXPeer() { return m_peer ; }
 135
 136     static wxMenuItemImpl* Create( wxMenuItem* peer, wxMenu *pParentMenu,
 137                        int id,
 138                        const wxString& text,
 139                        wxAcceleratorEntry *entry,
 140                        const wxString& strHelp,
 141                        wxItemKind kind,
 142                        wxMenu *pSubMenu );
 143
 144 protected :
 145     wxMenuItem* m_peer;
 146
 147     DECLARE_ABSTRACT_CLASS(wxMenuItemImpl)
 148 } ;
 149
 150 class wxMenuImpl : public wxObject
 151 {
 152 public :
 153     wxMenuImpl( wxMenu* peer ) : m_peer(peer)
 154     {
 155     }
 156
 157     virtual ~wxMenuImpl() ;
 158     virtual void InsertOrAppend(wxMenuItem *pItem, size_t pos) = 0;
 159     virtual void Remove( wxMenuItem *pItem ) = 0;
 160
 161     virtual void MakeRoot() = 0;
 162
 163     virtual void SetTitle( const wxString& text ) = 0;
 164
 165     virtual WXHMENU GetHMenu() = 0;
 166
 167     wxMenu* GetWXPeer() { return m_peer ; }
 168
 169     virtual void PopUp( wxWindow *win, int x, int y ) = 0;
 170
 171     static wxMenuImpl* Create( wxMenu* peer, const wxString& title );
 172     static wxMenuImpl* CreateRootMenu( wxMenu* peer );
 173 protected :
 174     wxMenu* m_peer;
 175
 176     DECLARE_ABSTRACT_CLASS(wxMenuItemImpl)
 177 } ;
 178 #endif
 179
 180
 181 class WXDLLIMPEXP_CORE wxWidgetImpl : public wxObject
 182 {
 183 public :
 184     wxWidgetImpl( wxWindowMac* peer , bool isRootControl = false );
 185     wxWidgetImpl();
 186     virtual ~wxWidgetImpl();
 187
 188     void Init();
 189
 190     bool                IsRootControl() const { return m_isRootControl; }
 191
 192     wxWindowMac*        GetWXPeer() const { return m_wxPeer; }
 193
 194     bool IsOk() const { return GetWXWidget() != NULL; }
 195
 196     // not only the control itself, but also all its parents must be visible
 197     // in order for this function to return true
 198     virtual bool        IsVisible() const = 0;
 199     // set the visibility of this widget (maybe latent)
 200     virtual void        SetVisibility( bool visible ) = 0;
 201
 202     virtual bool ShowWithEffect(bool WXUNUSED(show),
 203                                 wxShowEffect WXUNUSED(effect),
 204                                 unsigned WXUNUSED(timeout))
 205     {
 206         return false;
 207     }
 208
 209     virtual void        Raise() = 0;
 210
 211     virtual void        Lower() = 0;
 212
 213     virtual void        ScrollRect( const wxRect *rect, int dx, int dy ) = 0;
 214
 215     virtual WXWidget    GetWXWidget() const = 0;
 216
 217     virtual void        SetBackgroundColour( const wxColour& col ) = 0;
 218
 219     // all coordinates in native parent widget relative coordinates
 220     virtual void        GetContentArea( int &left , int &top , int &width , int &height ) const = 0;
 221     virtual void        Move(int x, int y, int width, int height) = 0;
 222     virtual void        GetPosition( int &x, int &y ) const = 0;
 223     virtual void        GetSize( int &width, int &height ) const = 0;
 224     virtual void        SetControlSize( wxWindowVariant variant ) = 0;
 225
 226     // native view coordinates are topleft to bottom right (flipped regarding CoreGraphics origin)
 227     virtual bool        IsFlipped() const { return true; }
 228
 229     virtual void        SetNeedsDisplay( const wxRect* where = NULL ) = 0;
 230     virtual bool        GetNeedsDisplay() const = 0;
 231
 232     virtual bool        NeedsFocusRect() const;
 233     virtual void        SetNeedsFocusRect( bool needs );
 234
 235     virtual bool        NeedsFrame() const;
 236     virtual void        SetNeedsFrame( bool needs );
 237
 238     virtual bool        CanFocus() const = 0;
 239     // return true if successful
 240     virtual bool        SetFocus() = 0;
 241     virtual bool        HasFocus() const = 0;
 242
 243     virtual void        RemoveFromParent() = 0;
 244     virtual void        Embed( wxWidgetImpl *parent ) = 0;
 245
 246     virtual void        SetDefaultButton( bool isDefault ) = 0;
 247     virtual void        PerformClick() = 0;
 248     virtual void        SetLabel( const wxString& title, wxFontEncoding encoding ) = 0;
 249
 250     virtual void        SetCursor( const wxCursor & cursor ) = 0;
 251     virtual void        CaptureMouse() = 0;
 252     virtual void        ReleaseMouse() = 0;
 253
 254     virtual wxInt32     GetValue() const = 0;
 255     virtual void        SetValue( wxInt32 v ) = 0;
 256     virtual wxBitmap    GetBitmap() const = 0;
 257     virtual void        SetBitmap( const wxBitmap& bitmap ) = 0;
 258     virtual void        SetBitmapPosition( wxDirection dir ) = 0;
 259     virtual void        SetupTabs( const wxNotebook &notebook ) =0;
 260     virtual void        GetBestRect( wxRect *r ) const = 0;
 261     virtual bool        IsEnabled() const = 0;
 262     virtual void        Enable( bool enable ) = 0;
 263     virtual void        SetMinimum( wxInt32 v ) = 0;
 264     virtual void        SetMaximum( wxInt32 v ) = 0;
 265     virtual wxInt32     GetMinimum() const = 0;
 266     virtual wxInt32     GetMaximum() const = 0;
 267     virtual void        PulseGauge() = 0;
 268     virtual void        SetScrollThumb( wxInt32 value, wxInt32 thumbSize ) = 0;
 269
 270     virtual void        SetFont( const wxFont & font , const wxColour& foreground , long windowStyle, bool ignoreBlack = true ) = 0;
 271
 272     virtual void        SetToolTip(wxToolTip* WXUNUSED(tooltip)) { }
 273
 274     // is the clicked event sent AFTER the state already changed, so no additional
 275     // state changing logic is required from the outside
 276     virtual bool        ButtonClickDidStateChange() = 0;
 277
 278     virtual void        InstallEventHandler( WXWidget control = NULL ) = 0;
 279
 280     // Mechanism used to keep track of whether a change should send an event
 281     // Do SendEvents(false) when starting actions that would trigger programmatic events
 282     // and SendEvents(true) at the end of the block.
 283     virtual void        SendEvents(bool shouldSendEvents) { m_shouldSendEvents = shouldSendEvents; }
 284     virtual bool        ShouldSendEvents() { return m_shouldSendEvents; }
 285
 286     // static methods for associating native controls and their implementations
 287
 288     static wxWidgetImpl*
 289                         FindFromWXWidget(WXWidget control);
 290
 291     static void         RemoveAssociations( wxWidgetImpl* impl);
 292
 293     static void         Associate( WXWidget control, wxWidgetImpl *impl );
 294
 295     static WXWidget     FindFocus();
 296
 297     // static creation methods, must be implemented by all toolkits
 298
 299     static wxWidgetImplType*    CreateUserPane( wxWindowMac* wxpeer,
 300                                     wxWindowMac* parent,
 301                                     wxWindowID id,
 302                                     const wxPoint& pos,
 303                                     const wxSize& size,
 304                                     long style,
 305                                     long extraStyle) ;
 306     static wxWidgetImplType*    CreateContentView( wxNonOwnedWindow* now ) ;
 307
 308     static wxWidgetImplType*    CreateButton( wxWindowMac* wxpeer,
 309                                     wxWindowMac* parent,
 310                                     wxWindowID id,
 311                                     const wxString& label,
 312                                     const wxPoint& pos,
 313                                     const wxSize& size,
 314                                     long style,
 315                                     long extraStyle) ;
 316
 317     static wxWidgetImplType*    CreateDisclosureTriangle( wxWindowMac* wxpeer,
 318                                     wxWindowMac* parent,
 319                                     wxWindowID id,
 320                                     const wxString& label,
 321                                     const wxPoint& pos,
 322                                     const wxSize& size,
 323                                     long style,
 324                                     long extraStyle) ;
 325
 326     static wxWidgetImplType*    CreateStaticLine( wxWindowMac* wxpeer,
 327                                     wxWindowMac* parent,
 328                                     wxWindowID id,
 329                                     const wxPoint& pos,
 330                                     const wxSize& size,
 331                                     long style,
 332                                     long extraStyle) ;
 333
 334     static wxWidgetImplType*    CreateGroupBox( wxWindowMac* wxpeer,
 335                                     wxWindowMac* parent,
 336                                     wxWindowID id,
 337                                     const wxString& label,
 338                                     const wxPoint& pos,
 339                                     const wxSize& size,
 340                                     long style,
 341                                     long extraStyle) ;
 342
 343     static wxWidgetImplType*    CreateStaticText( wxWindowMac* wxpeer,
 344                                     wxWindowMac* parent,
 345                                     wxWindowID id,
 346                                     const wxString& label,
 347                                     const wxPoint& pos,
 348                                     const wxSize& size,
 349                                     long style,
 350                                     long extraStyle) ;
 351
 352     static wxWidgetImplType*    CreateTextControl( wxTextCtrl* wxpeer,
 353                                     wxWindowMac* parent,
 354                                     wxWindowID id,
 355                                     const wxString& content,
 356                                     const wxPoint& pos,
 357                                     const wxSize& size,
 358                                     long style,
 359                                     long extraStyle) ;
 360
 361     static wxWidgetImplType*    CreateSearchControl( wxTextCtrl* wxpeer,
 362                                     wxWindowMac* parent,
 363                                     wxWindowID id,
 364                                     const wxString& content,
 365                                     const wxPoint& pos,
 366                                     const wxSize& size,
 367                                     long style,
 368                                     long extraStyle) ;
 369
 370     static wxWidgetImplType*    CreateCheckBox( wxWindowMac* wxpeer,
 371                                     wxWindowMac* parent,
 372                                     wxWindowID id,
 373                                     const wxString& label,
 374                                     const wxPoint& pos,
 375                                     const wxSize& size,
 376                                     long style,
 377                                     long extraStyle);
 378
 379     static wxWidgetImplType*    CreateRadioButton( wxWindowMac* wxpeer,
 380                                     wxWindowMac* parent,
 381                                     wxWindowID id,
 382                                     const wxString& label,
 383                                     const wxPoint& pos,
 384                                     const wxSize& size,
 385                                     long style,
 386                                     long extraStyle);
 387
 388     static wxWidgetImplType*    CreateToggleButton( wxWindowMac* wxpeer,
 389                                     wxWindowMac* parent,
 390                                     wxWindowID id,
 391                                     const wxString& label,
 392                                     const wxPoint& pos,
 393                                     const wxSize& size,
 394                                     long style,
 395                                     long extraStyle);
 396
 397     static wxWidgetImplType*    CreateBitmapToggleButton( wxWindowMac* wxpeer,
 398                                     wxWindowMac* parent,
 399                                     wxWindowID id,
 400                                     const wxBitmap& bitmap,
 401                                     const wxPoint& pos,
 402                                     const wxSize& size,
 403                                     long style,
 404                                     long extraStyle);
 405
 406     static wxWidgetImplType*    CreateBitmapButton( wxWindowMac* wxpeer,
 407                                     wxWindowMac* parent,
 408                                     wxWindowID id,
 409                                     const wxBitmap& bitmap,
 410                                     const wxPoint& pos,
 411                                     const wxSize& size,
 412                                     long style,
 413                                     long extraStyle);
 414
 415     static wxWidgetImplType*    CreateTabView( wxWindowMac* wxpeer,
 416                                     wxWindowMac* parent,
 417                                     wxWindowID id,
 418                                     const wxPoint& pos,
 419                                     const wxSize& size,
 420                                     long style,
 421                                     long extraStyle);
 422
 423     static wxWidgetImplType*    CreateGauge( wxWindowMac* wxpeer,
 424                                     wxWindowMac* parent,
 425                                     wxWindowID id,
 426                                     wxInt32 value,
 427                                     wxInt32 minimum,
 428                                     wxInt32 maximum,
 429                                     const wxPoint& pos,
 430                                     const wxSize& size,
 431                                     long style,
 432                                     long extraStyle);
 433
 434     static wxWidgetImplType*    CreateSlider( wxWindowMac* wxpeer,
 435                                     wxWindowMac* parent,
 436                                     wxWindowID id,
 437                                     wxInt32 value,
 438                                     wxInt32 minimum,
 439                                     wxInt32 maximum,
 440                                     const wxPoint& pos,
 441                                     const wxSize& size,
 442                                     long style,
 443                                     long extraStyle);
 444
 445     static wxWidgetImplType*    CreateSpinButton( wxWindowMac* wxpeer,
 446                                     wxWindowMac* parent,
 447                                     wxWindowID id,
 448                                     wxInt32 value,
 449                                     wxInt32 minimum,
 450                                     wxInt32 maximum,
 451                                     const wxPoint& pos,
 452                                     const wxSize& size,
 453                                     long style,
 454                                     long extraStyle);
 455
 456     static wxWidgetImplType*    CreateScrollBar( wxWindowMac* wxpeer,
 457                                     wxWindowMac* parent,
 458                                     wxWindowID id,
 459                                     const wxPoint& pos,
 460                                     const wxSize& size,
 461                                     long style,
 462                                     long extraStyle);
 463
 464     static wxWidgetImplType*    CreateChoice( wxWindowMac* wxpeer,
 465                                     wxWindowMac* parent,
 466                                     wxWindowID id,
 467                                     wxMenu* menu,
 468                                     const wxPoint& pos,
 469                                     const wxSize& size,
 470                                     long style,
 471                                     long extraStyle);
 472
 473     static wxWidgetImplType*    CreateListBox( wxWindowMac* wxpeer,
 474                                     wxWindowMac* parent,
 475                                     wxWindowID id,
 476                                     const wxPoint& pos,
 477                                     const wxSize& size,
 478                                     long style,
 479                                     long extraStyle);
 480
 481 #if wxOSX_USE_COCOA
 482     static wxWidgetImplType*    CreateComboBox( wxWindowMac* wxpeer,
 483                                     wxWindowMac* parent,
 484                                     wxWindowID id,
 485                                     wxMenu* menu,
 486                                     const wxPoint& pos,
 487                                     const wxSize& size,
 488                                     long style,
 489                                     long extraStyle);
 490 #endif
 491
 492     // converts from Toplevel-Content relative to local
 493     static void Convert( wxPoint *pt , wxWidgetImpl *from , wxWidgetImpl *to );
 494 protected :
 495     bool                m_isRootControl;
 496     wxWindowMac*        m_wxPeer;
 497     bool                m_needsFocusRect;
 498     bool                m_needsFrame;
 499     bool                m_shouldSendEvents;
 500
 501     DECLARE_ABSTRACT_CLASS(wxWidgetImpl)
 502 };
 503
 504 //
 505 // the interface to be implemented eg by a listbox
 506 //
 507
 508 class WXDLLIMPEXP_CORE wxListWidgetColumn
 509 {
 510 public :
 511     virtual ~wxListWidgetColumn() {}
 512 } ;
 513
 514 class WXDLLIMPEXP_CORE wxListWidgetCellValue
 515 {
 516 public :
 517     wxListWidgetCellValue() {}
 518     virtual ~wxListWidgetCellValue() {}
 519
 520    virtual void Set( CFStringRef value ) = 0;
 521     virtual void Set( const wxString& value ) = 0;
 522     virtual void Set( int value ) = 0;
 523     virtual void Check( bool check );
 524
 525     virtual bool IsChecked() const;
 526     virtual int GetIntValue() const = 0;
 527     virtual wxString GetStringValue() const = 0;
 528 } ;
 529
 530 class WXDLLIMPEXP_CORE wxListWidgetImpl
 531 {
 532 public:
 533     wxListWidgetImpl() {}
 534     virtual ~wxListWidgetImpl() { }
 535
 536     virtual wxListWidgetColumn*     InsertTextColumn( unsigned pos, const wxString& title, bool editable = false,
 537                                 wxAlignment just = wxALIGN_LEFT , int defaultWidth = -1) = 0 ;
 538     virtual wxListWidgetColumn*     InsertCheckColumn( unsigned pos , const wxString& title, bool editable = false,
 539                                 wxAlignment just = wxALIGN_LEFT , int defaultWidth =  -1) = 0 ;
 540
 541     // add and remove
 542
 543     // TODO will be replaced
 544     virtual void            ListDelete( unsigned int n ) = 0;
 545     virtual void            ListInsert( unsigned int n ) = 0;
 546     virtual void            ListClear() = 0;
 547
 548     // selecting
 549
 550     virtual void            ListDeselectAll() = 0;
 551     virtual void            ListSetSelection( unsigned int n, bool select, bool multi ) = 0;
 552     virtual int             ListGetSelection() const = 0;
 553     virtual int             ListGetSelections( wxArrayInt& aSelections ) const = 0;
 554     virtual bool            ListIsSelected( unsigned int n ) const = 0;
 555
 556     // display
 557
 558     virtual void            ListScrollTo( unsigned int n ) = 0;
 559     virtual void            UpdateLine( unsigned int n, wxListWidgetColumn* col = NULL ) = 0;
 560     virtual void            UpdateLineToEnd( unsigned int n) = 0;
 561
 562     // accessing content
 563
 564     virtual unsigned int    ListGetCount() const = 0;
 565 };
 566
 567 //
 568 // interface to be implemented by a textcontrol
 569 //
 570
 571 class WXDLLIMPEXP_FWD_CORE wxTextAttr;
 572
 573 // common interface for all implementations
 574 class WXDLLIMPEXP_CORE wxTextWidgetImpl
 575
 576 {
 577 public :
 578     wxTextWidgetImpl() {}
 579
 580     virtual ~wxTextWidgetImpl() {}
 581
 582     virtual bool CanFocus() const { return true; }
 583
 584     virtual wxString GetStringValue() const = 0 ;
 585     virtual void SetStringValue( const wxString &val ) = 0 ;
 586     virtual void SetSelection( long from, long to ) = 0 ;
 587     virtual void GetSelection( long* from, long* to ) const = 0 ;
 588     virtual void WriteText( const wxString& str ) = 0 ;
 589
 590     virtual bool GetStyle( long position, wxTextAttr& style);
 591     virtual void SetStyle( long start, long end, const wxTextAttr& style ) ;
 592     virtual void Copy() ;
 593     virtual void Cut() ;
 594     virtual void Paste() ;
 595     virtual bool CanPaste() const ;
 596     virtual void SetEditable( bool editable ) ;
 597     virtual long GetLastPosition() const ;
 598     virtual void Replace( long from, long to, const wxString &str ) ;
 599     virtual void Remove( long from, long to ) ;
 600
 601
 602     virtual bool HasOwnContextMenu() const
 603         { return false ; }
 604
 605     virtual bool SetupCursor( const wxPoint& WXUNUSED(pt) )
 606         { return false ; }
 607
 608     virtual void Clear() ;
 609     virtual bool CanUndo() const;
 610     virtual void Undo() ;
 611     virtual bool CanRedo() const;
 612     virtual void Redo() ;
 613     virtual int GetNumberOfLines() const ;
 614     virtual long XYToPosition(long x, long y) const;
 615     virtual bool PositionToXY(long pos, long *x, long *y) const ;
 616     virtual void ShowPosition(long WXUNUSED(pos)) ;
 617     virtual int GetLineLength(long lineNo) const ;
 618     virtual wxString GetLineText(long lineNo) const ;
 619     virtual void CheckSpelling(bool WXUNUSED(check)) { }
 620
 621     virtual wxSize GetBestSize() const { return wxDefaultSize; }
 622 };
 623
 624 // common interface for all implementations
 625 class WXDLLIMPEXP_CORE wxComboWidgetImpl
 626
 627 {
 628 public :
 629     wxComboWidgetImpl() {}
 630
 631     virtual ~wxComboWidgetImpl() {}
 632
 633     virtual int GetSelectedItem() const { return -1; };
 634     virtual void SetSelectedItem(int WXUNUSED(item)) {};
 635
 636     virtual int GetNumberOfItems() const { return -1; };
 637
 638     virtual void InsertItem(int WXUNUSED(pos), const wxString& WXUNUSED(item)) {}
 639
 640     virtual void RemoveItem(int WXUNUSED(pos)) {}
 641
 642     virtual void Clear() {}
 643
 644     virtual wxString GetStringAtIndex(int WXUNUSED(pos)) const { return wxEmptyString; }
 645
 646     virtual int FindString(const wxString& WXUNUSED(text)) const { return -1; }
 647 };
 648
 649 //
 650 // common interface for buttons
 651 //
 652
 653 class wxButtonImpl
 654 {
 655     public :
 656     wxButtonImpl(){}
 657     virtual ~wxButtonImpl(){}
 658
 659     virtual void SetPressedBitmap( const wxBitmap& bitmap ) = 0;
 660 } ;
 661
 662 //
 663 // common interface for search controls
 664 //
 665
 666 class wxSearchWidgetImpl
 667 {
 668 public :
 669     wxSearchWidgetImpl(){}
 670     virtual ~wxSearchWidgetImpl(){}
 671
 672     // search field options
 673     virtual void ShowSearchButton( bool show ) = 0;
 674     virtual bool IsSearchButtonVisible() const = 0;
 675
 676     virtual void ShowCancelButton( bool show ) = 0;
 677     virtual bool IsCancelButtonVisible() const = 0;
 678
 679     virtual void SetSearchMenu( wxMenu* menu ) = 0;
 680
 681     virtual void SetDescriptiveText(const wxString& text) = 0;
 682 } ;
 683
 684 //
 685 // toplevel window implementation class
 686 //
 687
 688 class wxNonOwnedWindowImpl : public wxObject
 689 {
 690 public :
 691     wxNonOwnedWindowImpl( wxNonOwnedWindow* nonownedwnd) : m_wxPeer(nonownedwnd)
 692     {
 693     }
 694     wxNonOwnedWindowImpl()
 695     {
 696     }
 697     virtual ~wxNonOwnedWindowImpl()
 698     {
 699     }
 700
 701     virtual void WillBeDestroyed()
 702     {
 703     }
 704
 705     virtual void Create( wxWindow* parent, const wxPoint& pos, const wxSize& size,
 706     long style, long extraStyle, const wxString& name ) = 0;
 707
 708
 709     virtual WXWindow GetWXWindow() const = 0;
 710
 711     virtual void Raise()
 712     {
 713     }
 714
 715     virtual void Lower()
 716     {
 717     }
 718
 719     virtual bool Show(bool WXUNUSED(show))
 720     {
 721         return false;
 722     }
 723
 724     virtual bool ShowWithEffect(bool show, wxShowEffect WXUNUSED(effect), unsigned WXUNUSED(timeout))
 725     {
 726         return Show(show);
 727     }
 728
 729     virtual void Update()
 730     {
 731     }
 732
 733     virtual bool SetTransparent(wxByte WXUNUSED(alpha))
 734     {
 735         return false;
 736     }
 737
 738     virtual bool SetBackgroundColour(const wxColour& WXUNUSED(col) )
 739     {
 740         return false;
 741     }
 742
 743     virtual void SetExtraStyle( long WXUNUSED(exStyle) )
 744     {
 745     }
 746
 747     virtual void SetWindowStyleFlag( long WXUNUSED(style) )
 748     {
 749     }
 750
 751     virtual bool SetBackgroundStyle(wxBackgroundStyle WXUNUSED(style))
 752     {
 753         return false ;
 754     }
 755
 756     bool CanSetTransparent()
 757     {
 758         return false;
 759     }
 760
 761     virtual void GetContentArea( int &left , int &top , int &width , int &height ) const = 0;
 762     virtual void MoveWindow(int x, int y, int width, int height) = 0;
 763     virtual void GetPosition( int &x, int &y ) const = 0;
 764     virtual void GetSize( int &width, int &height ) const = 0;
 765
 766     virtual bool SetShape(const wxRegion& WXUNUSED(region))
 767     {
 768         return false;
 769     }
 770
 771     virtual void SetTitle( const wxString& title, wxFontEncoding encoding ) = 0;
 772
 773     virtual bool IsMaximized() const = 0;
 774
 775     virtual bool IsIconized() const= 0;
 776
 777     virtual void Iconize( bool iconize )= 0;
 778
 779     virtual void Maximize(bool maximize) = 0;
 780
 781     virtual bool IsFullScreen() const= 0;
 782
 783     virtual void ShowWithoutActivating() { Show(true); }
 784
 785     virtual bool ShowFullScreen(bool show, long style)= 0;
 786
 787     virtual void RequestUserAttention(int flags) = 0;
 788
 789     virtual void ScreenToWindow( int *x, int *y ) = 0;
 790
 791     virtual void WindowToScreen( int *x, int *y ) = 0;
 792
 793     virtual bool IsActive() = 0;
 794
 795     wxNonOwnedWindow*   GetWXPeer() { return m_wxPeer; }
 796
 797     // static creation methods, must be implemented by all toolkits
 798
 799     static wxNonOwnedWindowImpl* CreateNonOwnedWindow( wxNonOwnedWindow* wxpeer, wxWindow* parent, const wxPoint& pos, const wxSize& size,
 800     long style, long extraStyle, const wxString& name  ) ;
 801
 802     virtual void SetModified(bool WXUNUSED(modified)) { }
 803     virtual bool IsModified() const { return false; }
 804
 805 protected :
 806     wxNonOwnedWindow*   m_wxPeer;
 807     DECLARE_ABSTRACT_CLASS(wxNonOwnedWindowImpl)
 808 };
 809
 810 #endif // wxUSE_GUI
 811
 812 //---------------------------------------------------------------------------
 813 // cocoa bridging utilities
 814 //---------------------------------------------------------------------------
 815
 816 bool wxMacInitCocoa();
 817
 818 class WXDLLIMPEXP_CORE wxMacAutoreleasePool
 819 {
 820 public :
 821     wxMacAutoreleasePool();
 822     ~wxMacAutoreleasePool();
 823 private :
 824     void* m_pool;
 825 };
 826
 827 // NSObject
 828
 829 void wxMacCocoaRelease( void* obj );
 830 void wxMacCocoaAutorelease( void* obj );
 831 void* wxMacCocoaRetain( void* obj );
 832
 833
 834 #endif
 835     // _WX_PRIVATE_CORE_H_