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 class wxSearchCtrl;
 118
 119 WXDLLIMPEXP_CORE wxWindowMac * wxFindWindowFromWXWidget(WXWidget inControl );
 120
 121 #if wxOSX_USE_CARBON
 122 typedef wxMacControl wxWidgetImplType;
 123 #else
 124 typedef wxWidgetImpl wxWidgetImplType;
 125 #endif
 126
 127 #if wxUSE_MENUS
 128 class wxMenuItemImpl : public wxObject
 129 {
 130 public :
 131     wxMenuItemImpl( wxMenuItem* peer ) : m_peer(peer)
 132     {
 133     }
 134
 135     virtual ~wxMenuItemImpl() ;
 136     virtual void SetBitmap( const wxBitmap& bitmap ) = 0;
 137     virtual void Enable( bool enable ) = 0;
 138     virtual void Check( bool check ) = 0;
 139     virtual void SetLabel( const wxString& text, wxAcceleratorEntry *entry ) = 0;
 140     virtual void Hide( bool hide = true ) = 0;
 141
 142     virtual void * GetHMenuItem() = 0;
 143
 144     wxMenuItem* GetWXPeer() { return m_peer ; }
 145
 146     static wxMenuItemImpl* Create( wxMenuItem* peer, wxMenu *pParentMenu,
 147                        int id,
 148                        const wxString& text,
 149                        wxAcceleratorEntry *entry,
 150                        const wxString& strHelp,
 151                        wxItemKind kind,
 152                        wxMenu *pSubMenu );
 153
 154     // handle OS specific menu items if they weren't handled during normal processing
 155     virtual bool DoDefault() { return false; }
 156 protected :
 157     wxMenuItem* m_peer;
 158
 159     DECLARE_ABSTRACT_CLASS(wxMenuItemImpl)
 160 } ;
 161
 162 class wxMenuImpl : public wxObject
 163 {
 164 public :
 165     wxMenuImpl( wxMenu* peer ) : m_peer(peer)
 166     {
 167     }
 168
 169     virtual ~wxMenuImpl() ;
 170     virtual void InsertOrAppend(wxMenuItem *pItem, size_t pos) = 0;
 171     virtual void Remove( wxMenuItem *pItem ) = 0;
 172
 173     virtual void MakeRoot() = 0;
 174
 175     virtual void SetTitle( const wxString& text ) = 0;
 176
 177     virtual WXHMENU GetHMenu() = 0;
 178
 179     wxMenu* GetWXPeer() { return m_peer ; }
 180
 181     virtual void PopUp( wxWindow *win, int x, int y ) = 0;
 182
 183     static wxMenuImpl* Create( wxMenu* peer, const wxString& title );
 184     static wxMenuImpl* CreateRootMenu( wxMenu* peer );
 185 protected :
 186     wxMenu* m_peer;
 187
 188     DECLARE_ABSTRACT_CLASS(wxMenuItemImpl)
 189 } ;
 190 #endif
 191
 192
 193 class WXDLLIMPEXP_CORE wxWidgetImpl : public wxObject
 194 {
 195 public :
 196     wxWidgetImpl( wxWindowMac* peer , bool isRootControl = false );
 197     wxWidgetImpl();
 198     virtual ~wxWidgetImpl();
 199
 200     void Init();
 201
 202     bool                IsRootControl() const { return m_isRootControl; }
 203
 204     wxWindowMac*        GetWXPeer() const { return m_wxPeer; }
 205
 206     bool IsOk() const { return GetWXWidget() != NULL; }
 207
 208     // not only the control itself, but also all its parents must be visible
 209     // in order for this function to return true
 210     virtual bool        IsVisible() const = 0;
 211     // set the visibility of this widget (maybe latent)
 212     virtual void        SetVisibility( bool visible ) = 0;
 213
 214     virtual bool ShowWithEffect(bool WXUNUSED(show),
 215                                 wxShowEffect WXUNUSED(effect),
 216                                 unsigned WXUNUSED(timeout))
 217     {
 218         return false;
 219     }
 220
 221     virtual void        Raise() = 0;
 222
 223     virtual void        Lower() = 0;
 224
 225     virtual void        ScrollRect( const wxRect *rect, int dx, int dy ) = 0;
 226
 227     virtual WXWidget    GetWXWidget() const = 0;
 228
 229     virtual void        SetBackgroundColour( const wxColour& col ) = 0;
 230     virtual bool        SetBackgroundStyle(wxBackgroundStyle style) = 0;
 231
 232     // all coordinates in native parent widget relative coordinates
 233     virtual void        GetContentArea( int &left , int &top , int &width , int &height ) const = 0;
 234     virtual void        Move(int x, int y, int width, int height) = 0;
 235     virtual void        GetPosition( int &x, int &y ) const = 0;
 236     virtual void        GetSize( int &width, int &height ) const = 0;
 237     virtual void        SetControlSize( wxWindowVariant variant ) = 0;
 238     virtual float       GetContentScaleFactor() const
 239     {
 240         return 1.0;
 241     }
 242
 243     // the native coordinates may have an 'aura' for shadows etc, if this is the case the layout
 244     // inset indicates on which insets the real control is drawn
 245     virtual void        GetLayoutInset(int &left , int &top , int &right, int &bottom) const
 246     {
 247         left = top = right = bottom = 0;
 248     }
 249
 250     // native view coordinates are topleft to bottom right (flipped regarding CoreGraphics origin)
 251     virtual bool        IsFlipped() const { return true; }
 252
 253     virtual void        SetNeedsDisplay( const wxRect* where = NULL ) = 0;
 254     virtual bool        GetNeedsDisplay() const = 0;
 255
 256     virtual bool        NeedsFocusRect() const;
 257     virtual void        SetNeedsFocusRect( bool needs );
 258
 259     virtual bool        NeedsFrame() const;
 260     virtual void        SetNeedsFrame( bool needs );
 261
 262     virtual bool        CanFocus() const = 0;
 263     // return true if successful
 264     virtual bool        SetFocus() = 0;
 265     virtual bool        HasFocus() const = 0;
 266
 267     virtual void        RemoveFromParent() = 0;
 268     virtual void        Embed( wxWidgetImpl *parent ) = 0;
 269
 270     virtual void        SetDefaultButton( bool isDefault ) = 0;
 271     virtual void        PerformClick() = 0;
 272     virtual void        SetLabel( const wxString& title, wxFontEncoding encoding ) = 0;
 273 #if wxOSX_USE_COCOA
 274     virtual void        SetLabelMarkup( const wxString& WXUNUSED(markup) ) { }
 275 #endif
 276
 277     virtual void        SetCursor( const wxCursor & cursor ) = 0;
 278     virtual void        CaptureMouse() = 0;
 279     virtual void        ReleaseMouse() = 0;
 280
 281     virtual wxInt32     GetValue() const = 0;
 282     virtual void        SetValue( wxInt32 v ) = 0;
 283     virtual wxBitmap    GetBitmap() const = 0;
 284     virtual void        SetBitmap( const wxBitmap& bitmap ) = 0;
 285     virtual void        SetBitmapPosition( wxDirection dir ) = 0;
 286     virtual void        SetupTabs( const wxNotebook &notebook ) =0;
 287     virtual void        GetBestRect( wxRect *r ) const = 0;
 288     virtual bool        IsEnabled() const = 0;
 289     virtual void        Enable( bool enable ) = 0;
 290     virtual void        SetMinimum( wxInt32 v ) = 0;
 291     virtual void        SetMaximum( wxInt32 v ) = 0;
 292     virtual wxInt32     GetMinimum() const = 0;
 293     virtual wxInt32     GetMaximum() const = 0;
 294     virtual void        PulseGauge() = 0;
 295     virtual void        SetScrollThumb( wxInt32 value, wxInt32 thumbSize ) = 0;
 296
 297     virtual void        SetFont( const wxFont & font , const wxColour& foreground , long windowStyle, bool ignoreBlack = true ) = 0;
 298
 299     virtual void        SetToolTip(wxToolTip* WXUNUSED(tooltip)) { }
 300
 301     // is the clicked event sent AFTER the state already changed, so no additional
 302     // state changing logic is required from the outside
 303     virtual bool        ButtonClickDidStateChange() = 0;
 304
 305     virtual void        InstallEventHandler( WXWidget control = NULL ) = 0;
 306
 307     // Mechanism used to keep track of whether a change should send an event
 308     // Do SendEvents(false) when starting actions that would trigger programmatic events
 309     // and SendEvents(true) at the end of the block.
 310     virtual void        SendEvents(bool shouldSendEvents) { m_shouldSendEvents = shouldSendEvents; }
 311     virtual bool        ShouldSendEvents() { return m_shouldSendEvents; }
 312
 313     // static methods for associating native controls and their implementations
 314
 315     static wxWidgetImpl*
 316                         FindFromWXWidget(WXWidget control);
 317
 318     static void         RemoveAssociations( wxWidgetImpl* impl);
 319
 320     static void         Associate( WXWidget control, wxWidgetImpl *impl );
 321
 322     static WXWidget     FindFocus();
 323
 324     // static creation methods, must be implemented by all toolkits
 325
 326     static wxWidgetImplType*    CreateUserPane( wxWindowMac* wxpeer,
 327                                     wxWindowMac* parent,
 328                                     wxWindowID id,
 329                                     const wxPoint& pos,
 330                                     const wxSize& size,
 331                                     long style,
 332                                     long extraStyle) ;
 333     static wxWidgetImplType*    CreateContentView( wxNonOwnedWindow* now ) ;
 334
 335     static wxWidgetImplType*    CreateButton( wxWindowMac* wxpeer,
 336                                     wxWindowMac* parent,
 337                                     wxWindowID id,
 338                                     const wxString& label,
 339                                     const wxPoint& pos,
 340                                     const wxSize& size,
 341                                     long style,
 342                                     long extraStyle) ;
 343
 344     static wxWidgetImplType*    CreateDisclosureTriangle( wxWindowMac* wxpeer,
 345                                     wxWindowMac* parent,
 346                                     wxWindowID id,
 347                                     const wxString& label,
 348                                     const wxPoint& pos,
 349                                     const wxSize& size,
 350                                     long style,
 351                                     long extraStyle) ;
 352
 353     static wxWidgetImplType*    CreateStaticLine( wxWindowMac* wxpeer,
 354                                     wxWindowMac* parent,
 355                                     wxWindowID id,
 356                                     const wxPoint& pos,
 357                                     const wxSize& size,
 358                                     long style,
 359                                     long extraStyle) ;
 360
 361     static wxWidgetImplType*    CreateGroupBox( wxWindowMac* wxpeer,
 362                                     wxWindowMac* parent,
 363                                     wxWindowID id,
 364                                     const wxString& label,
 365                                     const wxPoint& pos,
 366                                     const wxSize& size,
 367                                     long style,
 368                                     long extraStyle) ;
 369
 370     static wxWidgetImplType*    CreateStaticText( 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*    CreateTextControl( wxTextCtrl* wxpeer,
 380                                     wxWindowMac* parent,
 381                                     wxWindowID id,
 382                                     const wxString& content,
 383                                     const wxPoint& pos,
 384                                     const wxSize& size,
 385                                     long style,
 386                                     long extraStyle) ;
 387
 388     static wxWidgetImplType*    CreateSearchControl( wxSearchCtrl* wxpeer,
 389                                     wxWindowMac* parent,
 390                                     wxWindowID id,
 391                                     const wxString& content,
 392                                     const wxPoint& pos,
 393                                     const wxSize& size,
 394                                     long style,
 395                                     long extraStyle) ;
 396
 397     static wxWidgetImplType*    CreateCheckBox( wxWindowMac* wxpeer,
 398                                     wxWindowMac* parent,
 399                                     wxWindowID id,
 400                                     const wxString& label,
 401                                     const wxPoint& pos,
 402                                     const wxSize& size,
 403                                     long style,
 404                                     long extraStyle);
 405
 406     static wxWidgetImplType*    CreateRadioButton( wxWindowMac* wxpeer,
 407                                     wxWindowMac* parent,
 408                                     wxWindowID id,
 409                                     const wxString& label,
 410                                     const wxPoint& pos,
 411                                     const wxSize& size,
 412                                     long style,
 413                                     long extraStyle);
 414
 415     static wxWidgetImplType*    CreateToggleButton( wxWindowMac* wxpeer,
 416                                     wxWindowMac* parent,
 417                                     wxWindowID id,
 418                                     const wxString& label,
 419                                     const wxPoint& pos,
 420                                     const wxSize& size,
 421                                     long style,
 422                                     long extraStyle);
 423
 424     static wxWidgetImplType*    CreateBitmapToggleButton( wxWindowMac* wxpeer,
 425                                     wxWindowMac* parent,
 426                                     wxWindowID id,
 427                                     const wxBitmap& bitmap,
 428                                     const wxPoint& pos,
 429                                     const wxSize& size,
 430                                     long style,
 431                                     long extraStyle);
 432
 433     static wxWidgetImplType*    CreateBitmapButton( wxWindowMac* wxpeer,
 434                                     wxWindowMac* parent,
 435                                     wxWindowID id,
 436                                     const wxBitmap& bitmap,
 437                                     const wxPoint& pos,
 438                                     const wxSize& size,
 439                                     long style,
 440                                     long extraStyle);
 441
 442     static wxWidgetImplType*    CreateTabView( wxWindowMac* wxpeer,
 443                                     wxWindowMac* parent,
 444                                     wxWindowID id,
 445                                     const wxPoint& pos,
 446                                     const wxSize& size,
 447                                     long style,
 448                                     long extraStyle);
 449
 450     static wxWidgetImplType*    CreateGauge( wxWindowMac* wxpeer,
 451                                     wxWindowMac* parent,
 452                                     wxWindowID id,
 453                                     wxInt32 value,
 454                                     wxInt32 minimum,
 455                                     wxInt32 maximum,
 456                                     const wxPoint& pos,
 457                                     const wxSize& size,
 458                                     long style,
 459                                     long extraStyle);
 460
 461     static wxWidgetImplType*    CreateSlider( wxWindowMac* wxpeer,
 462                                     wxWindowMac* parent,
 463                                     wxWindowID id,
 464                                     wxInt32 value,
 465                                     wxInt32 minimum,
 466                                     wxInt32 maximum,
 467                                     const wxPoint& pos,
 468                                     const wxSize& size,
 469                                     long style,
 470                                     long extraStyle);
 471
 472     static wxWidgetImplType*    CreateSpinButton( wxWindowMac* wxpeer,
 473                                     wxWindowMac* parent,
 474                                     wxWindowID id,
 475                                     wxInt32 value,
 476                                     wxInt32 minimum,
 477                                     wxInt32 maximum,
 478                                     const wxPoint& pos,
 479                                     const wxSize& size,
 480                                     long style,
 481                                     long extraStyle);
 482
 483     static wxWidgetImplType*    CreateScrollBar( wxWindowMac* wxpeer,
 484                                     wxWindowMac* parent,
 485                                     wxWindowID id,
 486                                     const wxPoint& pos,
 487                                     const wxSize& size,
 488                                     long style,
 489                                     long extraStyle);
 490
 491     static wxWidgetImplType*    CreateChoice( wxWindowMac* wxpeer,
 492                                     wxWindowMac* parent,
 493                                     wxWindowID id,
 494                                     wxMenu* menu,
 495                                     const wxPoint& pos,
 496                                     const wxSize& size,
 497                                     long style,
 498                                     long extraStyle);
 499
 500     static wxWidgetImplType*    CreateListBox( wxWindowMac* wxpeer,
 501                                     wxWindowMac* parent,
 502                                     wxWindowID id,
 503                                     const wxPoint& pos,
 504                                     const wxSize& size,
 505                                     long style,
 506                                     long extraStyle);
 507
 508 #if wxOSX_USE_COCOA
 509     static wxWidgetImplType*    CreateComboBox( wxComboBox* wxpeer,
 510                                     wxWindowMac* parent,
 511                                     wxWindowID id,
 512                                     wxMenu* menu,
 513                                     const wxPoint& pos,
 514                                     const wxSize& size,
 515                                     long style,
 516                                     long extraStyle);
 517 #endif
 518
 519     // converts from Toplevel-Content relative to local
 520     static void Convert( wxPoint *pt , wxWidgetImpl *from , wxWidgetImpl *to );
 521 protected :
 522     bool                m_isRootControl;
 523     wxWindowMac*        m_wxPeer;
 524     bool                m_needsFocusRect;
 525     bool                m_needsFrame;
 526     bool                m_shouldSendEvents;
 527
 528     DECLARE_ABSTRACT_CLASS(wxWidgetImpl)
 529 };
 530
 531 //
 532 // the interface to be implemented eg by a listbox
 533 //
 534
 535 class WXDLLIMPEXP_CORE wxListWidgetColumn
 536 {
 537 public :
 538     virtual ~wxListWidgetColumn() {}
 539 } ;
 540
 541 class WXDLLIMPEXP_CORE wxListWidgetCellValue
 542 {
 543 public :
 544     wxListWidgetCellValue() {}
 545     virtual ~wxListWidgetCellValue() {}
 546
 547    virtual void Set( CFStringRef value ) = 0;
 548     virtual void Set( const wxString& value ) = 0;
 549     virtual void Set( int value ) = 0;
 550     virtual void Check( bool check );
 551
 552     virtual bool IsChecked() const;
 553     virtual int GetIntValue() const = 0;
 554     virtual wxString GetStringValue() const = 0;
 555 } ;
 556
 557 class WXDLLIMPEXP_CORE wxListWidgetImpl
 558 {
 559 public:
 560     wxListWidgetImpl() {}
 561     virtual ~wxListWidgetImpl() { }
 562
 563     virtual wxListWidgetColumn*     InsertTextColumn( unsigned pos, const wxString& title, bool editable = false,
 564                                 wxAlignment just = wxALIGN_LEFT , int defaultWidth = -1) = 0 ;
 565     virtual wxListWidgetColumn*     InsertCheckColumn( unsigned pos , const wxString& title, bool editable = false,
 566                                 wxAlignment just = wxALIGN_LEFT , int defaultWidth =  -1) = 0 ;
 567
 568     // add and remove
 569
 570     // TODO will be replaced
 571     virtual void            ListDelete( unsigned int n ) = 0;
 572     virtual void            ListInsert( unsigned int n ) = 0;
 573     virtual void            ListClear() = 0;
 574
 575     // selecting
 576
 577     virtual void            ListDeselectAll() = 0;
 578     virtual void            ListSetSelection( unsigned int n, bool select, bool multi ) = 0;
 579     virtual int             ListGetSelection() const = 0;
 580     virtual int             ListGetSelections( wxArrayInt& aSelections ) const = 0;
 581     virtual bool            ListIsSelected( unsigned int n ) const = 0;
 582
 583     // display
 584
 585     virtual void            ListScrollTo( unsigned int n ) = 0;
 586     virtual void            UpdateLine( unsigned int n, wxListWidgetColumn* col = NULL ) = 0;
 587     virtual void            UpdateLineToEnd( unsigned int n) = 0;
 588
 589     // accessing content
 590
 591     virtual unsigned int    ListGetCount() const = 0;
 592
 593     virtual int             DoListHitTest( const wxPoint& inpoint ) const = 0;
 594 };
 595
 596 //
 597 // interface to be implemented by a textcontrol
 598 //
 599
 600 class WXDLLIMPEXP_FWD_CORE wxTextAttr;
 601 class WXDLLIMPEXP_FWD_CORE wxTextEntry;
 602
 603 // common interface for all implementations
 604 class WXDLLIMPEXP_CORE wxTextWidgetImpl
 605
 606 {
 607 public :
 608     // Any widgets implementing this interface must be associated with a
 609     // wxTextEntry so instead of requiring the derived classes to implement
 610     // another (pure) virtual function, just take the pointer to this entry in
 611     // our ctor and implement GetTextEntry() ourselves.
 612     wxTextWidgetImpl(wxTextEntry *entry) : m_entry(entry) {}
 613
 614     virtual ~wxTextWidgetImpl() {}
 615
 616     wxTextEntry *GetTextEntry() const { return m_entry; }
 617
 618     virtual bool CanFocus() const { return true; }
 619
 620     virtual wxString GetStringValue() const = 0 ;
 621     virtual void SetStringValue( const wxString &val ) = 0 ;
 622     virtual void SetSelection( long from, long to ) = 0 ;
 623     virtual void GetSelection( long* from, long* to ) const = 0 ;
 624     virtual void WriteText( const wxString& str ) = 0 ;
 625
 626     virtual bool GetStyle( long position, wxTextAttr& style);
 627     virtual void SetStyle( long start, long end, const wxTextAttr& style ) ;
 628     virtual void Copy() ;
 629     virtual void Cut() ;
 630     virtual void Paste() ;
 631     virtual bool CanPaste() const ;
 632     virtual void SetEditable( bool editable ) ;
 633     virtual long GetLastPosition() const ;
 634     virtual void Replace( long from, long to, const wxString &str ) ;
 635     virtual void Remove( long from, long to ) ;
 636
 637
 638     virtual bool HasOwnContextMenu() const
 639         { return false ; }
 640
 641     virtual bool SetupCursor( const wxPoint& WXUNUSED(pt) )
 642         { return false ; }
 643
 644     virtual void Clear() ;
 645     virtual bool CanUndo() const;
 646     virtual void Undo() ;
 647     virtual bool CanRedo() const;
 648     virtual void Redo() ;
 649     virtual int GetNumberOfLines() const ;
 650     virtual long XYToPosition(long x, long y) const;
 651     virtual bool PositionToXY(long pos, long *x, long *y) const ;
 652     virtual void ShowPosition(long WXUNUSED(pos)) ;
 653     virtual int GetLineLength(long lineNo) const ;
 654     virtual wxString GetLineText(long lineNo) const ;
 655     virtual void CheckSpelling(bool WXUNUSED(check)) { }
 656
 657     virtual wxSize GetBestSize() const { return wxDefaultSize; }
 658
 659     virtual bool SetHint(const wxString& WXUNUSED(hint)) { return false; }
 660 private:
 661     wxTextEntry * const m_entry;
 662
 663     wxDECLARE_NO_COPY_CLASS(wxTextWidgetImpl);
 664 };
 665
 666 // common interface for all implementations
 667 class WXDLLIMPEXP_CORE wxComboWidgetImpl
 668
 669 {
 670 public :
 671     wxComboWidgetImpl() {}
 672
 673     virtual ~wxComboWidgetImpl() {}
 674
 675     virtual int GetSelectedItem() const { return -1; };
 676     virtual void SetSelectedItem(int WXUNUSED(item)) {};
 677
 678     virtual int GetNumberOfItems() const { return -1; };
 679
 680     virtual void InsertItem(int WXUNUSED(pos), const wxString& WXUNUSED(item)) {}
 681
 682     virtual void RemoveItem(int WXUNUSED(pos)) {}
 683
 684     virtual void Clear() {}
 685
 686     virtual wxString GetStringAtIndex(int WXUNUSED(pos)) const { return wxEmptyString; }
 687
 688     virtual int FindString(const wxString& WXUNUSED(text)) const { return -1; }
 689 };
 690
 691 //
 692 // common interface for buttons
 693 //
 694
 695 class wxButtonImpl
 696 {
 697     public :
 698     wxButtonImpl(){}
 699     virtual ~wxButtonImpl(){}
 700
 701     virtual void SetPressedBitmap( const wxBitmap& bitmap ) = 0;
 702 } ;
 703
 704 //
 705 // common interface for search controls
 706 //
 707
 708 class wxSearchWidgetImpl
 709 {
 710 public :
 711     wxSearchWidgetImpl(){}
 712     virtual ~wxSearchWidgetImpl(){}
 713
 714     // search field options
 715     virtual void ShowSearchButton( bool show ) = 0;
 716     virtual bool IsSearchButtonVisible() const = 0;
 717
 718     virtual void ShowCancelButton( bool show ) = 0;
 719     virtual bool IsCancelButtonVisible() const = 0;
 720
 721     virtual void SetSearchMenu( wxMenu* menu ) = 0;
 722
 723     virtual void SetDescriptiveText(const wxString& text) = 0;
 724 } ;
 725
 726 //
 727 // toplevel window implementation class
 728 //
 729
 730 class wxNonOwnedWindowImpl : public wxObject
 731 {
 732 public :
 733     wxNonOwnedWindowImpl( wxNonOwnedWindow* nonownedwnd) : m_wxPeer(nonownedwnd)
 734     {
 735     }
 736     wxNonOwnedWindowImpl()
 737     {
 738     }
 739     virtual ~wxNonOwnedWindowImpl()
 740     {
 741     }
 742
 743     virtual void WillBeDestroyed()
 744     {
 745     }
 746
 747     virtual void Create( wxWindow* parent, const wxPoint& pos, const wxSize& size,
 748     long style, long extraStyle, const wxString& name ) = 0;
 749
 750
 751     virtual WXWindow GetWXWindow() const = 0;
 752
 753     virtual void Raise()
 754     {
 755     }
 756
 757     virtual void Lower()
 758     {
 759     }
 760
 761     virtual bool Show(bool WXUNUSED(show))
 762     {
 763         return false;
 764     }
 765
 766     virtual bool ShowWithEffect(bool show, wxShowEffect WXUNUSED(effect), unsigned WXUNUSED(timeout))
 767     {
 768         return Show(show);
 769     }
 770
 771     virtual void Update()
 772     {
 773     }
 774
 775     virtual bool SetTransparent(wxByte WXUNUSED(alpha))
 776     {
 777         return false;
 778     }
 779
 780     virtual bool SetBackgroundColour(const wxColour& WXUNUSED(col) )
 781     {
 782         return false;
 783     }
 784
 785     virtual void SetExtraStyle( long WXUNUSED(exStyle) )
 786     {
 787     }
 788
 789     virtual void SetWindowStyleFlag( long WXUNUSED(style) )
 790     {
 791     }
 792
 793     virtual bool SetBackgroundStyle(wxBackgroundStyle WXUNUSED(style))
 794     {
 795         return false ;
 796     }
 797
 798     virtual bool CanSetTransparent()
 799     {
 800         return false;
 801     }
 802
 803     virtual void GetContentArea( int &left , int &top , int &width , int &height ) const = 0;
 804     virtual void MoveWindow(int x, int y, int width, int height) = 0;
 805     virtual void GetPosition( int &x, int &y ) const = 0;
 806     virtual void GetSize( int &width, int &height ) const = 0;
 807
 808     virtual bool SetShape(const wxRegion& WXUNUSED(region))
 809     {
 810         return false;
 811     }
 812
 813     virtual void SetTitle( const wxString& title, wxFontEncoding encoding ) = 0;
 814
 815     virtual bool IsMaximized() const = 0;
 816
 817     virtual bool IsIconized() const= 0;
 818
 819     virtual void Iconize( bool iconize )= 0;
 820
 821     virtual void Maximize(bool maximize) = 0;
 822
 823     virtual bool IsFullScreen() const= 0;
 824
 825     virtual void ShowWithoutActivating() { Show(true); }
 826
 827     virtual bool ShowFullScreen(bool show, long style)= 0;
 828
 829     virtual void RequestUserAttention(int flags) = 0;
 830
 831     virtual void ScreenToWindow( int *x, int *y ) = 0;
 832
 833     virtual void WindowToScreen( int *x, int *y ) = 0;
 834
 835     virtual bool IsActive() = 0;
 836
 837     wxNonOwnedWindow*   GetWXPeer() { return m_wxPeer; }
 838
 839     static wxNonOwnedWindowImpl*
 840                 FindFromWXWindow(WXWindow window);
 841
 842     static void  RemoveAssociations( wxNonOwnedWindowImpl* impl);
 843
 844     static void  Associate( WXWindow window, wxNonOwnedWindowImpl *impl );
 845
 846     // static creation methods, must be implemented by all toolkits
 847
 848     static wxNonOwnedWindowImpl* CreateNonOwnedWindow( wxNonOwnedWindow* wxpeer, wxWindow* parent, WXWindow native) ;
 849
 850     static wxNonOwnedWindowImpl* CreateNonOwnedWindow( wxNonOwnedWindow* wxpeer, wxWindow* parent, const wxPoint& pos, const wxSize& size,
 851     long style, long extraStyle, const wxString& name  ) ;
 852
 853     virtual void SetModified(bool WXUNUSED(modified)) { }
 854     virtual bool IsModified() const { return false; }
 855
 856 protected :
 857     wxNonOwnedWindow*   m_wxPeer;
 858     DECLARE_ABSTRACT_CLASS(wxNonOwnedWindowImpl)
 859 };
 860
 861 #endif // wxUSE_GUI
 862
 863 //---------------------------------------------------------------------------
 864 // cocoa bridging utilities
 865 //---------------------------------------------------------------------------
 866
 867 bool wxMacInitCocoa();
 868
 869 class WXDLLIMPEXP_CORE wxMacAutoreleasePool
 870 {
 871 public :
 872     wxMacAutoreleasePool();
 873     ~wxMacAutoreleasePool();
 874 private :
 875     void* m_pool;
 876 };
 877
 878 // NSObject
 879
 880 void wxMacCocoaRelease( void* obj );
 881 void wxMacCocoaAutorelease( void* obj );
 882 void* wxMacCocoaRetain( void* obj );
 883
 884
 885 #endif
 886     // _WX_PRIVATE_CORE_H_