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 !wxUSE_GUI || wxOSX_USE_COCOA_OR_CARBON
  36
  37 // Carbon functions are currently still used in wxOSX/Cocoa too (including
  38 // wxBase part of it).
  39 #include <Carbon/Carbon.h>
  40
  41 WXDLLIMPEXP_BASE long UMAGetSystemVersion() ;
  42
  43 void WXDLLIMPEXP_CORE wxMacStringToPascal( const wxString&from , unsigned char * to );
  44 wxString WXDLLIMPEXP_CORE wxMacMakeStringFromPascal( const unsigned char * from );
  45
  46 WXDLLIMPEXP_BASE wxString wxMacFSRefToPath( const FSRef *fsRef , CFStringRef additionalPathComponent = NULL );
  47 WXDLLIMPEXP_BASE OSStatus wxMacPathToFSRef( const wxString&path , FSRef *fsRef );
  48 WXDLLIMPEXP_BASE wxString wxMacHFSUniStrToString( ConstHFSUniStr255Param uniname );
  49
  50 #endif
  51
  52 #if wxUSE_GUI
  53
  54 #if wxOSX_USE_IPHONE
  55 #include <CoreGraphics/CoreGraphics.h>
  56 #else
  57 #include <ApplicationServices/ApplicationServices.h>
  58 #endif
  59
  60 #include "wx/bitmap.h"
  61 #include "wx/window.h"
  62
  63 class WXDLLIMPEXP_CORE wxMacCGContextStateSaver
  64 {
  65     wxDECLARE_NO_COPY_CLASS(wxMacCGContextStateSaver);
  66
  67 public:
  68     wxMacCGContextStateSaver( CGContextRef cg )
  69     {
  70         m_cg = cg;
  71         CGContextSaveGState( cg );
  72     }
  73     ~wxMacCGContextStateSaver()
  74     {
  75         CGContextRestoreGState( m_cg );
  76     }
  77 private:
  78     CGContextRef m_cg;
  79 };
  80
  81 class WXDLLIMPEXP_CORE wxDeferredObjectDeleter : public wxObject
  82 {
  83 public :
  84     wxDeferredObjectDeleter( wxObject* obj ) : m_obj(obj)
  85     {
  86     }
  87     virtual ~wxDeferredObjectDeleter()
  88     {
  89         delete m_obj;
  90     }
  91 protected :
  92     wxObject* m_obj ;
  93 } ;
  94
  95 // Quartz
  96
  97 WXDLLIMPEXP_CORE CGImageRef wxMacCreateCGImageFromBitmap( const wxBitmap& bitmap );
  98
  99 WXDLLIMPEXP_CORE CGDataProviderRef wxMacCGDataProviderCreateWithCFData( CFDataRef data );
 100 WXDLLIMPEXP_CORE CGDataConsumerRef wxMacCGDataConsumerCreateWithCFData( CFMutableDataRef data );
 101 WXDLLIMPEXP_CORE CGDataProviderRef wxMacCGDataProviderCreateWithMemoryBuffer( const wxMemoryBuffer& buf );
 102
 103 CGColorSpaceRef WXDLLIMPEXP_CORE wxMacGetGenericRGBColorSpace(void);
 104
 105 class wxWindowMac;
 106 // to
 107 extern wxWindow* g_MacLastWindow;
 108 class wxNonOwnedWindow;
 109
 110 // temporary typedef so that no additional casts are necessary within carbon code at the moment
 111
 112 class wxMacControl;
 113 class wxWidgetImpl;
 114 class wxComboBox;
 115 class wxNotebook;
 116 class wxTextCtrl;
 117
 118 WXDLLIMPEXP_CORE wxWindowMac * wxFindWindowFromWXWidget(WXWidget inControl );
 119
 120 #if wxOSX_USE_CARBON
 121 typedef wxMacControl wxWidgetImplType;
 122 #else
 123 typedef wxWidgetImpl wxWidgetImplType;
 124 #endif
 125
 126 #if wxUSE_MENUS
 127 class wxMenuItemImpl : public wxObject
 128 {
 129 public :
 130     wxMenuItemImpl( wxMenuItem* peer ) : m_peer(peer)
 131     {
 132     }
 133
 134     virtual ~wxMenuItemImpl() ;
 135     virtual void SetBitmap( const wxBitmap& bitmap ) = 0;
 136     virtual void Enable( bool enable ) = 0;
 137     virtual void Check( bool check ) = 0;
 138     virtual void SetLabel( const wxString& text, wxAcceleratorEntry *entry ) = 0;
 139     virtual void Hide( bool hide = true ) = 0;
 140
 141     virtual void * GetHMenuItem() = 0;
 142
 143     wxMenuItem* GetWXPeer() { return m_peer ; }
 144
 145     static wxMenuItemImpl* Create( wxMenuItem* peer, wxMenu *pParentMenu,
 146                        int id,
 147                        const wxString& text,
 148                        wxAcceleratorEntry *entry,
 149                        const wxString& strHelp,
 150                        wxItemKind kind,
 151                        wxMenu *pSubMenu );
 152
 153     // handle OS specific menu items if they weren't handled during normal processing
 154     virtual bool DoDefault() { return false; }
 155 protected :
 156     wxMenuItem* m_peer;
 157
 158     DECLARE_ABSTRACT_CLASS(wxMenuItemImpl)
 159 } ;
 160
 161 class wxMenuImpl : public wxObject
 162 {
 163 public :
 164     wxMenuImpl( wxMenu* peer ) : m_peer(peer)
 165     {
 166     }
 167
 168     virtual ~wxMenuImpl() ;
 169     virtual void InsertOrAppend(wxMenuItem *pItem, size_t pos) = 0;
 170     virtual void Remove( wxMenuItem *pItem ) = 0;
 171
 172     virtual void MakeRoot() = 0;
 173
 174     virtual void SetTitle( const wxString& text ) = 0;
 175
 176     virtual WXHMENU GetHMenu() = 0;
 177
 178     wxMenu* GetWXPeer() { return m_peer ; }
 179
 180     virtual void PopUp( wxWindow *win, int x, int y ) = 0;
 181
 182     static wxMenuImpl* Create( wxMenu* peer, const wxString& title );
 183     static wxMenuImpl* CreateRootMenu( wxMenu* peer );
 184 protected :
 185     wxMenu* m_peer;
 186
 187     DECLARE_ABSTRACT_CLASS(wxMenuItemImpl)
 188 } ;
 189 #endif
 190
 191
 192 class WXDLLIMPEXP_CORE wxWidgetImpl : public wxObject
 193 {
 194 public :
 195     wxWidgetImpl( wxWindowMac* peer , bool isRootControl = false );
 196     wxWidgetImpl();
 197     virtual ~wxWidgetImpl();
 198
 199     void Init();
 200
 201     bool                IsRootControl() const { return m_isRootControl; }
 202
 203     wxWindowMac*        GetWXPeer() const { return m_wxPeer; }
 204
 205     bool IsOk() const { return GetWXWidget() != NULL; }
 206
 207     // not only the control itself, but also all its parents must be visible
 208     // in order for this function to return true
 209     virtual bool        IsVisible() const = 0;
 210     // set the visibility of this widget (maybe latent)
 211     virtual void        SetVisibility( bool visible ) = 0;
 212
 213     virtual bool ShowWithEffect(bool WXUNUSED(show),
 214                                 wxShowEffect WXUNUSED(effect),
 215                                 unsigned WXUNUSED(timeout))
 216     {
 217         return false;
 218     }
 219
 220     virtual void        Raise() = 0;
 221
 222     virtual void        Lower() = 0;
 223
 224     virtual void        ScrollRect( const wxRect *rect, int dx, int dy ) = 0;
 225
 226     virtual WXWidget    GetWXWidget() const = 0;
 227
 228     virtual void        SetBackgroundColour( const wxColour& col ) = 0;
 229     virtual bool        SetBackgroundStyle(wxBackgroundStyle style) = 0;
 230
 231     // all coordinates in native parent widget relative coordinates
 232     virtual void        GetContentArea( int &left , int &top , int &width , int &height ) const = 0;
 233     virtual void        Move(int x, int y, int width, int height) = 0;
 234     virtual void        GetPosition( int &x, int &y ) const = 0;
 235     virtual void        GetSize( int &width, int &height ) const = 0;
 236     virtual void        SetControlSize( wxWindowVariant variant ) = 0;
 237
 238     // the native coordinates may have an 'aura' for shadows etc, if this is the case the layout
 239     // inset indicates on which insets the real control is drawn
 240     virtual void        GetLayoutInset(int &left , int &top , int &right, int &bottom) const
 241     {
 242         left = top = right = bottom = 0;
 243     }
 244
 245     // native view coordinates are topleft to bottom right (flipped regarding CoreGraphics origin)
 246     virtual bool        IsFlipped() const { return true; }
 247
 248     virtual void        SetNeedsDisplay( const wxRect* where = NULL ) = 0;
 249     virtual bool        GetNeedsDisplay() const = 0;
 250
 251     virtual bool        NeedsFocusRect() const;
 252     virtual void        SetNeedsFocusRect( bool needs );
 253
 254     virtual bool        NeedsFrame() const;
 255     virtual void        SetNeedsFrame( bool needs );
 256
 257     virtual bool        CanFocus() const = 0;
 258     // return true if successful
 259     virtual bool        SetFocus() = 0;
 260     virtual bool        HasFocus() const = 0;
 261
 262     virtual void        RemoveFromParent() = 0;
 263     virtual void        Embed( wxWidgetImpl *parent ) = 0;
 264
 265     virtual void        SetDefaultButton( bool isDefault ) = 0;
 266     virtual void        PerformClick() = 0;
 267     virtual void        SetLabel( const wxString& title, wxFontEncoding encoding ) = 0;
 268
 269     virtual void        SetCursor( const wxCursor & cursor ) = 0;
 270     virtual void        CaptureMouse() = 0;
 271     virtual void        ReleaseMouse() = 0;
 272
 273     virtual wxInt32     GetValue() const = 0;
 274     virtual void        SetValue( wxInt32 v ) = 0;
 275     virtual wxBitmap    GetBitmap() const = 0;
 276     virtual void        SetBitmap( const wxBitmap& bitmap ) = 0;
 277     virtual void        SetBitmapPosition( wxDirection dir ) = 0;
 278     virtual void        SetupTabs( const wxNotebook &notebook ) =0;
 279     virtual void        GetBestRect( wxRect *r ) const = 0;
 280     virtual bool        IsEnabled() const = 0;
 281     virtual void        Enable( bool enable ) = 0;
 282     virtual void        SetMinimum( wxInt32 v ) = 0;
 283     virtual void        SetMaximum( wxInt32 v ) = 0;
 284     virtual wxInt32     GetMinimum() const = 0;
 285     virtual wxInt32     GetMaximum() const = 0;
 286     virtual void        PulseGauge() = 0;
 287     virtual void        SetScrollThumb( wxInt32 value, wxInt32 thumbSize ) = 0;
 288
 289     virtual void        SetFont( const wxFont & font , const wxColour& foreground , long windowStyle, bool ignoreBlack = true ) = 0;
 290
 291     virtual void        SetToolTip(wxToolTip* WXUNUSED(tooltip)) { }
 292
 293     // is the clicked event sent AFTER the state already changed, so no additional
 294     // state changing logic is required from the outside
 295     virtual bool        ButtonClickDidStateChange() = 0;
 296
 297     virtual void        InstallEventHandler( WXWidget control = NULL ) = 0;
 298
 299     // Mechanism used to keep track of whether a change should send an event
 300     // Do SendEvents(false) when starting actions that would trigger programmatic events
 301     // and SendEvents(true) at the end of the block.
 302     virtual void        SendEvents(bool shouldSendEvents) { m_shouldSendEvents = shouldSendEvents; }
 303     virtual bool        ShouldSendEvents() { return m_shouldSendEvents; }
 304
 305     // static methods for associating native controls and their implementations
 306
 307     static wxWidgetImpl*
 308                         FindFromWXWidget(WXWidget control);
 309
 310     static void         RemoveAssociations( wxWidgetImpl* impl);
 311
 312     static void         Associate( WXWidget control, wxWidgetImpl *impl );
 313
 314     static WXWidget     FindFocus();
 315
 316     // static creation methods, must be implemented by all toolkits
 317
 318     static wxWidgetImplType*    CreateUserPane( wxWindowMac* wxpeer,
 319                                     wxWindowMac* parent,
 320                                     wxWindowID id,
 321                                     const wxPoint& pos,
 322                                     const wxSize& size,
 323                                     long style,
 324                                     long extraStyle) ;
 325     static wxWidgetImplType*    CreateContentView( wxNonOwnedWindow* now ) ;
 326
 327     static wxWidgetImplType*    CreateButton( wxWindowMac* wxpeer,
 328                                     wxWindowMac* parent,
 329                                     wxWindowID id,
 330                                     const wxString& label,
 331                                     const wxPoint& pos,
 332                                     const wxSize& size,
 333                                     long style,
 334                                     long extraStyle) ;
 335
 336     static wxWidgetImplType*    CreateDisclosureTriangle( wxWindowMac* wxpeer,
 337                                     wxWindowMac* parent,
 338                                     wxWindowID id,
 339                                     const wxString& label,
 340                                     const wxPoint& pos,
 341                                     const wxSize& size,
 342                                     long style,
 343                                     long extraStyle) ;
 344
 345     static wxWidgetImplType*    CreateStaticLine( wxWindowMac* wxpeer,
 346                                     wxWindowMac* parent,
 347                                     wxWindowID id,
 348                                     const wxPoint& pos,
 349                                     const wxSize& size,
 350                                     long style,
 351                                     long extraStyle) ;
 352
 353     static wxWidgetImplType*    CreateGroupBox( wxWindowMac* wxpeer,
 354                                     wxWindowMac* parent,
 355                                     wxWindowID id,
 356                                     const wxString& label,
 357                                     const wxPoint& pos,
 358                                     const wxSize& size,
 359                                     long style,
 360                                     long extraStyle) ;
 361
 362     static wxWidgetImplType*    CreateStaticText( wxWindowMac* wxpeer,
 363                                     wxWindowMac* parent,
 364                                     wxWindowID id,
 365                                     const wxString& label,
 366                                     const wxPoint& pos,
 367                                     const wxSize& size,
 368                                     long style,
 369                                     long extraStyle) ;
 370
 371     static wxWidgetImplType*    CreateTextControl( wxTextCtrl* wxpeer,
 372                                     wxWindowMac* parent,
 373                                     wxWindowID id,
 374                                     const wxString& content,
 375                                     const wxPoint& pos,
 376                                     const wxSize& size,
 377                                     long style,
 378                                     long extraStyle) ;
 379
 380     static wxWidgetImplType*    CreateSearchControl( wxTextCtrl* wxpeer,
 381                                     wxWindowMac* parent,
 382                                     wxWindowID id,
 383                                     const wxString& content,
 384                                     const wxPoint& pos,
 385                                     const wxSize& size,
 386                                     long style,
 387                                     long extraStyle) ;
 388
 389     static wxWidgetImplType*    CreateCheckBox( wxWindowMac* wxpeer,
 390                                     wxWindowMac* parent,
 391                                     wxWindowID id,
 392                                     const wxString& label,
 393                                     const wxPoint& pos,
 394                                     const wxSize& size,
 395                                     long style,
 396                                     long extraStyle);
 397
 398     static wxWidgetImplType*    CreateRadioButton( wxWindowMac* wxpeer,
 399                                     wxWindowMac* parent,
 400                                     wxWindowID id,
 401                                     const wxString& label,
 402                                     const wxPoint& pos,
 403                                     const wxSize& size,
 404                                     long style,
 405                                     long extraStyle);
 406
 407     static wxWidgetImplType*    CreateToggleButton( wxWindowMac* wxpeer,
 408                                     wxWindowMac* parent,
 409                                     wxWindowID id,
 410                                     const wxString& label,
 411                                     const wxPoint& pos,
 412                                     const wxSize& size,
 413                                     long style,
 414                                     long extraStyle);
 415
 416     static wxWidgetImplType*    CreateBitmapToggleButton( wxWindowMac* wxpeer,
 417                                     wxWindowMac* parent,
 418                                     wxWindowID id,
 419                                     const wxBitmap& bitmap,
 420                                     const wxPoint& pos,
 421                                     const wxSize& size,
 422                                     long style,
 423                                     long extraStyle);
 424
 425     static wxWidgetImplType*    CreateBitmapButton( wxWindowMac* wxpeer,
 426                                     wxWindowMac* parent,
 427                                     wxWindowID id,
 428                                     const wxBitmap& bitmap,
 429                                     const wxPoint& pos,
 430                                     const wxSize& size,
 431                                     long style,
 432                                     long extraStyle);
 433
 434     static wxWidgetImplType*    CreateTabView( wxWindowMac* wxpeer,
 435                                     wxWindowMac* parent,
 436                                     wxWindowID id,
 437                                     const wxPoint& pos,
 438                                     const wxSize& size,
 439                                     long style,
 440                                     long extraStyle);
 441
 442     static wxWidgetImplType*    CreateGauge( wxWindowMac* wxpeer,
 443                                     wxWindowMac* parent,
 444                                     wxWindowID id,
 445                                     wxInt32 value,
 446                                     wxInt32 minimum,
 447                                     wxInt32 maximum,
 448                                     const wxPoint& pos,
 449                                     const wxSize& size,
 450                                     long style,
 451                                     long extraStyle);
 452
 453     static wxWidgetImplType*    CreateSlider( wxWindowMac* wxpeer,
 454                                     wxWindowMac* parent,
 455                                     wxWindowID id,
 456                                     wxInt32 value,
 457                                     wxInt32 minimum,
 458                                     wxInt32 maximum,
 459                                     const wxPoint& pos,
 460                                     const wxSize& size,
 461                                     long style,
 462                                     long extraStyle);
 463
 464     static wxWidgetImplType*    CreateSpinButton( wxWindowMac* wxpeer,
 465                                     wxWindowMac* parent,
 466                                     wxWindowID id,
 467                                     wxInt32 value,
 468                                     wxInt32 minimum,
 469                                     wxInt32 maximum,
 470                                     const wxPoint& pos,
 471                                     const wxSize& size,
 472                                     long style,
 473                                     long extraStyle);
 474
 475     static wxWidgetImplType*    CreateScrollBar( wxWindowMac* wxpeer,
 476                                     wxWindowMac* parent,
 477                                     wxWindowID id,
 478                                     const wxPoint& pos,
 479                                     const wxSize& size,
 480                                     long style,
 481                                     long extraStyle);
 482
 483     static wxWidgetImplType*    CreateChoice( wxWindowMac* wxpeer,
 484                                     wxWindowMac* parent,
 485                                     wxWindowID id,
 486                                     wxMenu* menu,
 487                                     const wxPoint& pos,
 488                                     const wxSize& size,
 489                                     long style,
 490                                     long extraStyle);
 491
 492     static wxWidgetImplType*    CreateListBox( wxWindowMac* wxpeer,
 493                                     wxWindowMac* parent,
 494                                     wxWindowID id,
 495                                     const wxPoint& pos,
 496                                     const wxSize& size,
 497                                     long style,
 498                                     long extraStyle);
 499
 500 #if wxOSX_USE_COCOA
 501     static wxWidgetImplType*    CreateComboBox( wxComboBox* wxpeer,
 502                                     wxWindowMac* parent,
 503                                     wxWindowID id,
 504                                     wxMenu* menu,
 505                                     const wxPoint& pos,
 506                                     const wxSize& size,
 507                                     long style,
 508                                     long extraStyle);
 509 #endif
 510
 511     // converts from Toplevel-Content relative to local
 512     static void Convert( wxPoint *pt , wxWidgetImpl *from , wxWidgetImpl *to );
 513 protected :
 514     bool                m_isRootControl;
 515     wxWindowMac*        m_wxPeer;
 516     bool                m_needsFocusRect;
 517     bool                m_needsFrame;
 518     bool                m_shouldSendEvents;
 519
 520     DECLARE_ABSTRACT_CLASS(wxWidgetImpl)
 521 };
 522
 523 //
 524 // the interface to be implemented eg by a listbox
 525 //
 526
 527 class WXDLLIMPEXP_CORE wxListWidgetColumn
 528 {
 529 public :
 530     virtual ~wxListWidgetColumn() {}
 531 } ;
 532
 533 class WXDLLIMPEXP_CORE wxListWidgetCellValue
 534 {
 535 public :
 536     wxListWidgetCellValue() {}
 537     virtual ~wxListWidgetCellValue() {}
 538
 539    virtual void Set( CFStringRef value ) = 0;
 540     virtual void Set( const wxString& value ) = 0;
 541     virtual void Set( int value ) = 0;
 542     virtual void Check( bool check );
 543
 544     virtual bool IsChecked() const;
 545     virtual int GetIntValue() const = 0;
 546     virtual wxString GetStringValue() const = 0;
 547 } ;
 548
 549 class WXDLLIMPEXP_CORE wxListWidgetImpl
 550 {
 551 public:
 552     wxListWidgetImpl() {}
 553     virtual ~wxListWidgetImpl() { }
 554
 555     virtual wxListWidgetColumn*     InsertTextColumn( unsigned pos, const wxString& title, bool editable = false,
 556                                 wxAlignment just = wxALIGN_LEFT , int defaultWidth = -1) = 0 ;
 557     virtual wxListWidgetColumn*     InsertCheckColumn( unsigned pos , const wxString& title, bool editable = false,
 558                                 wxAlignment just = wxALIGN_LEFT , int defaultWidth =  -1) = 0 ;
 559
 560     // add and remove
 561
 562     // TODO will be replaced
 563     virtual void            ListDelete( unsigned int n ) = 0;
 564     virtual void            ListInsert( unsigned int n ) = 0;
 565     virtual void            ListClear() = 0;
 566
 567     // selecting
 568
 569     virtual void            ListDeselectAll() = 0;
 570     virtual void            ListSetSelection( unsigned int n, bool select, bool multi ) = 0;
 571     virtual int             ListGetSelection() const = 0;
 572     virtual int             ListGetSelections( wxArrayInt& aSelections ) const = 0;
 573     virtual bool            ListIsSelected( unsigned int n ) const = 0;
 574
 575     // display
 576
 577     virtual void            ListScrollTo( unsigned int n ) = 0;
 578     virtual void            UpdateLine( unsigned int n, wxListWidgetColumn* col = NULL ) = 0;
 579     virtual void            UpdateLineToEnd( unsigned int n) = 0;
 580
 581     // accessing content
 582
 583     virtual unsigned int    ListGetCount() const = 0;
 584
 585     virtual int             DoListHitTest( const wxPoint& inpoint ) const = 0;
 586 };
 587
 588 //
 589 // interface to be implemented by a textcontrol
 590 //
 591
 592 class WXDLLIMPEXP_FWD_CORE wxTextAttr;
 593 class WXDLLIMPEXP_FWD_CORE wxTextEntry;
 594
 595 // common interface for all implementations
 596 class WXDLLIMPEXP_CORE wxTextWidgetImpl
 597
 598 {
 599 public :
 600     // Any widgets implementing this interface must be associated with a
 601     // wxTextEntry so instead of requiring the derived classes to implement
 602     // another (pure) virtual function, just take the pointer to this entry in
 603     // our ctor and implement GetTextEntry() ourselves.
 604     wxTextWidgetImpl(wxTextEntry *entry) : m_entry(entry) {}
 605
 606     virtual ~wxTextWidgetImpl() {}
 607
 608     wxTextEntry *GetTextEntry() const { return m_entry; }
 609
 610     virtual bool CanFocus() const { return true; }
 611
 612     virtual wxString GetStringValue() const = 0 ;
 613     virtual void SetStringValue( const wxString &val ) = 0 ;
 614     virtual void SetSelection( long from, long to ) = 0 ;
 615     virtual void GetSelection( long* from, long* to ) const = 0 ;
 616     virtual void WriteText( const wxString& str ) = 0 ;
 617
 618     virtual bool GetStyle( long position, wxTextAttr& style);
 619     virtual void SetStyle( long start, long end, const wxTextAttr& style ) ;
 620     virtual void Copy() ;
 621     virtual void Cut() ;
 622     virtual void Paste() ;
 623     virtual bool CanPaste() const ;
 624     virtual void SetEditable( bool editable ) ;
 625     virtual long GetLastPosition() const ;
 626     virtual void Replace( long from, long to, const wxString &str ) ;
 627     virtual void Remove( long from, long to ) ;
 628
 629
 630     virtual bool HasOwnContextMenu() const
 631         { return false ; }
 632
 633     virtual bool SetupCursor( const wxPoint& WXUNUSED(pt) )
 634         { return false ; }
 635
 636     virtual void Clear() ;
 637     virtual bool CanUndo() const;
 638     virtual void Undo() ;
 639     virtual bool CanRedo() const;
 640     virtual void Redo() ;
 641     virtual int GetNumberOfLines() const ;
 642     virtual long XYToPosition(long x, long y) const;
 643     virtual bool PositionToXY(long pos, long *x, long *y) const ;
 644     virtual void ShowPosition(long WXUNUSED(pos)) ;
 645     virtual int GetLineLength(long lineNo) const ;
 646     virtual wxString GetLineText(long lineNo) const ;
 647     virtual void CheckSpelling(bool WXUNUSED(check)) { }
 648
 649     virtual wxSize GetBestSize() const { return wxDefaultSize; }
 650
 651 private:
 652     wxTextEntry * const m_entry;
 653
 654     wxDECLARE_NO_COPY_CLASS(wxTextWidgetImpl);
 655 };
 656
 657 // common interface for all implementations
 658 class WXDLLIMPEXP_CORE wxComboWidgetImpl
 659
 660 {
 661 public :
 662     wxComboWidgetImpl() {}
 663
 664     virtual ~wxComboWidgetImpl() {}
 665
 666     virtual int GetSelectedItem() const { return -1; };
 667     virtual void SetSelectedItem(int WXUNUSED(item)) {};
 668
 669     virtual int GetNumberOfItems() const { return -1; };
 670
 671     virtual void InsertItem(int WXUNUSED(pos), const wxString& WXUNUSED(item)) {}
 672
 673     virtual void RemoveItem(int WXUNUSED(pos)) {}
 674
 675     virtual void Clear() {}
 676
 677     virtual wxString GetStringAtIndex(int WXUNUSED(pos)) const { return wxEmptyString; }
 678
 679     virtual int FindString(const wxString& WXUNUSED(text)) const { return -1; }
 680 };
 681
 682 //
 683 // common interface for buttons
 684 //
 685
 686 class wxButtonImpl
 687 {
 688     public :
 689     wxButtonImpl(){}
 690     virtual ~wxButtonImpl(){}
 691
 692     virtual void SetPressedBitmap( const wxBitmap& bitmap ) = 0;
 693 } ;
 694
 695 //
 696 // common interface for search controls
 697 //
 698
 699 class wxSearchWidgetImpl
 700 {
 701 public :
 702     wxSearchWidgetImpl(){}
 703     virtual ~wxSearchWidgetImpl(){}
 704
 705     // search field options
 706     virtual void ShowSearchButton( bool show ) = 0;
 707     virtual bool IsSearchButtonVisible() const = 0;
 708
 709     virtual void ShowCancelButton( bool show ) = 0;
 710     virtual bool IsCancelButtonVisible() const = 0;
 711
 712     virtual void SetSearchMenu( wxMenu* menu ) = 0;
 713
 714     virtual void SetDescriptiveText(const wxString& text) = 0;
 715 } ;
 716
 717 //
 718 // toplevel window implementation class
 719 //
 720
 721 class wxNonOwnedWindowImpl : public wxObject
 722 {
 723 public :
 724     wxNonOwnedWindowImpl( wxNonOwnedWindow* nonownedwnd) : m_wxPeer(nonownedwnd)
 725     {
 726     }
 727     wxNonOwnedWindowImpl()
 728     {
 729     }
 730     virtual ~wxNonOwnedWindowImpl()
 731     {
 732     }
 733
 734     virtual void WillBeDestroyed()
 735     {
 736     }
 737
 738     virtual void Create( wxWindow* parent, const wxPoint& pos, const wxSize& size,
 739     long style, long extraStyle, const wxString& name ) = 0;
 740
 741
 742     virtual WXWindow GetWXWindow() const = 0;
 743
 744     virtual void Raise()
 745     {
 746     }
 747
 748     virtual void Lower()
 749     {
 750     }
 751
 752     virtual bool Show(bool WXUNUSED(show))
 753     {
 754         return false;
 755     }
 756
 757     virtual bool ShowWithEffect(bool show, wxShowEffect WXUNUSED(effect), unsigned WXUNUSED(timeout))
 758     {
 759         return Show(show);
 760     }
 761
 762     virtual void Update()
 763     {
 764     }
 765
 766     virtual bool SetTransparent(wxByte WXUNUSED(alpha))
 767     {
 768         return false;
 769     }
 770
 771     virtual bool SetBackgroundColour(const wxColour& WXUNUSED(col) )
 772     {
 773         return false;
 774     }
 775
 776     virtual void SetExtraStyle( long WXUNUSED(exStyle) )
 777     {
 778     }
 779
 780     virtual void SetWindowStyleFlag( long WXUNUSED(style) )
 781     {
 782     }
 783
 784     virtual bool SetBackgroundStyle(wxBackgroundStyle WXUNUSED(style))
 785     {
 786         return false ;
 787     }
 788
 789     virtual bool CanSetTransparent()
 790     {
 791         return false;
 792     }
 793
 794     virtual void GetContentArea( int &left , int &top , int &width , int &height ) const = 0;
 795     virtual void MoveWindow(int x, int y, int width, int height) = 0;
 796     virtual void GetPosition( int &x, int &y ) const = 0;
 797     virtual void GetSize( int &width, int &height ) const = 0;
 798
 799     virtual bool SetShape(const wxRegion& WXUNUSED(region))
 800     {
 801         return false;
 802     }
 803
 804     virtual void SetTitle( const wxString& title, wxFontEncoding encoding ) = 0;
 805
 806     virtual bool IsMaximized() const = 0;
 807
 808     virtual bool IsIconized() const= 0;
 809
 810     virtual void Iconize( bool iconize )= 0;
 811
 812     virtual void Maximize(bool maximize) = 0;
 813
 814     virtual bool IsFullScreen() const= 0;
 815
 816     virtual void ShowWithoutActivating() { Show(true); }
 817
 818     virtual bool ShowFullScreen(bool show, long style)= 0;
 819
 820     virtual void RequestUserAttention(int flags) = 0;
 821
 822     virtual void ScreenToWindow( int *x, int *y ) = 0;
 823
 824     virtual void WindowToScreen( int *x, int *y ) = 0;
 825
 826     virtual bool IsActive() = 0;
 827
 828     wxNonOwnedWindow*   GetWXPeer() { return m_wxPeer; }
 829
 830     static wxNonOwnedWindowImpl*
 831                 FindFromWXWindow(WXWindow window);
 832
 833     static void  RemoveAssociations( wxNonOwnedWindowImpl* impl);
 834
 835     static void  Associate( WXWindow window, wxNonOwnedWindowImpl *impl );
 836
 837     // static creation methods, must be implemented by all toolkits
 838
 839     static wxNonOwnedWindowImpl* CreateNonOwnedWindow( wxNonOwnedWindow* wxpeer, wxWindow* parent, WXWindow native) ;
 840
 841     static wxNonOwnedWindowImpl* CreateNonOwnedWindow( wxNonOwnedWindow* wxpeer, wxWindow* parent, const wxPoint& pos, const wxSize& size,
 842     long style, long extraStyle, const wxString& name  ) ;
 843
 844     virtual void SetModified(bool WXUNUSED(modified)) { }
 845     virtual bool IsModified() const { return false; }
 846
 847 protected :
 848     wxNonOwnedWindow*   m_wxPeer;
 849     DECLARE_ABSTRACT_CLASS(wxNonOwnedWindowImpl)
 850 };
 851
 852 #endif // wxUSE_GUI
 853
 854 //---------------------------------------------------------------------------
 855 // cocoa bridging utilities
 856 //---------------------------------------------------------------------------
 857
 858 bool wxMacInitCocoa();
 859
 860 class WXDLLIMPEXP_CORE wxMacAutoreleasePool
 861 {
 862 public :
 863     wxMacAutoreleasePool();
 864     ~wxMacAutoreleasePool();
 865 private :
 866     void* m_pool;
 867 };
 868
 869 // NSObject
 870
 871 void wxMacCocoaRelease( void* obj );
 872 void wxMacCocoaAutorelease( void* obj );
 873 void* wxMacCocoaRetain( void* obj );
 874
 875
 876 #endif
 877     // _WX_PRIVATE_CORE_H_