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:      $Id$
  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 // platform specific Clang analyzer support
  36 #ifndef NS_RETURNS_RETAINED
  37 #   if WX_HAS_CLANG_FEATURE(attribute_ns_returns_retained)
  38 #       define NS_RETURNS_RETAINED __attribute__((ns_returns_retained))
  39 #   else
  40 #       define NS_RETURNS_RETAINED
  41 #   endif
  42 #endif
  43
  44 #ifndef CF_RETURNS_RETAINED
  45 #   if WX_HAS_CLANG_FEATURE(attribute_cf_returns_retained)
  46 #       define CF_RETURNS_RETAINED __attribute__((cf_returns_retained))
  47 #   else
  48 #       define CF_RETURNS_RETAINED
  49 #   endif
  50 #endif
  51
  52 #if ( !wxUSE_GUI && !wxOSX_USE_IPHONE ) || wxOSX_USE_COCOA_OR_CARBON
  53
  54 // Carbon functions are currently still used in wxOSX/Cocoa too (including
  55 // wxBase part of it).
  56 #include <Carbon/Carbon.h>
  57
  58 WXDLLIMPEXP_BASE long UMAGetSystemVersion() ;
  59
  60 void WXDLLIMPEXP_CORE wxMacStringToPascal( const wxString&from , unsigned char * to );
  61 wxString WXDLLIMPEXP_CORE wxMacMakeStringFromPascal( const unsigned char * from );
  62
  63 WXDLLIMPEXP_BASE wxString wxMacFSRefToPath( const FSRef *fsRef , CFStringRef additionalPathComponent = NULL );
  64 WXDLLIMPEXP_BASE OSStatus wxMacPathToFSRef( const wxString&path , FSRef *fsRef );
  65 WXDLLIMPEXP_BASE wxString wxMacHFSUniStrToString( ConstHFSUniStr255Param uniname );
  66
  67 // keycode utils from app.cpp
  68
  69 WXDLLIMPEXP_BASE CGKeyCode wxCharCodeWXToOSX(wxKeyCode code);
  70 WXDLLIMPEXP_BASE long wxMacTranslateKey(unsigned char key, unsigned char code);
  71
  72 #endif
  73
  74 #if wxUSE_GUI
  75
  76 #if wxOSX_USE_IPHONE
  77 #include <CoreGraphics/CoreGraphics.h>
  78 #else
  79 #include <ApplicationServices/ApplicationServices.h>
  80 #endif
  81
  82 #include "wx/bitmap.h"
  83 #include "wx/window.h"
  84
  85 class WXDLLIMPEXP_CORE wxMacCGContextStateSaver
  86 {
  87     wxDECLARE_NO_COPY_CLASS(wxMacCGContextStateSaver);
  88
  89 public:
  90     wxMacCGContextStateSaver( CGContextRef cg )
  91     {
  92         m_cg = cg;
  93         CGContextSaveGState( cg );
  94     }
  95     ~wxMacCGContextStateSaver()
  96     {
  97         CGContextRestoreGState( m_cg );
  98     }
  99 private:
 100     CGContextRef m_cg;
 101 };
 102
 103 class WXDLLIMPEXP_CORE wxDeferredObjectDeleter : public wxObject
 104 {
 105 public :
 106     wxDeferredObjectDeleter( wxObject* obj ) : m_obj(obj)
 107     {
 108     }
 109     virtual ~wxDeferredObjectDeleter()
 110     {
 111         delete m_obj;
 112     }
 113 protected :
 114     wxObject* m_obj ;
 115 } ;
 116
 117 // Quartz
 118
 119 WXDLLIMPEXP_CORE CGImageRef wxMacCreateCGImageFromBitmap( const wxBitmap& bitmap );
 120
 121 WXDLLIMPEXP_CORE CGDataProviderRef wxMacCGDataProviderCreateWithCFData( CFDataRef data );
 122 WXDLLIMPEXP_CORE CGDataConsumerRef wxMacCGDataConsumerCreateWithCFData( CFMutableDataRef data );
 123 WXDLLIMPEXP_CORE CGDataProviderRef wxMacCGDataProviderCreateWithMemoryBuffer( const wxMemoryBuffer& buf );
 124
 125 CGColorSpaceRef WXDLLIMPEXP_CORE wxMacGetGenericRGBColorSpace(void);
 126
 127 class wxWindowMac;
 128 // to
 129 extern wxWindow* g_MacLastWindow;
 130 class wxNonOwnedWindow;
 131
 132 // temporary typedef so that no additional casts are necessary within carbon code at the moment
 133
 134 class wxMacControl;
 135 class wxWidgetImpl;
 136 class wxComboBox;
 137 class wxNotebook;
 138 class wxTextCtrl;
 139 class wxSearchCtrl;
 140
 141 WXDLLIMPEXP_CORE wxWindowMac * wxFindWindowFromWXWidget(WXWidget inControl );
 142
 143 #if wxOSX_USE_CARBON
 144 typedef wxMacControl wxWidgetImplType;
 145 #else
 146 typedef wxWidgetImpl wxWidgetImplType;
 147 #endif
 148
 149 #if wxUSE_MENUS
 150 class wxMenuItemImpl : public wxObject
 151 {
 152 public :
 153     wxMenuItemImpl( wxMenuItem* peer ) : m_peer(peer)
 154     {
 155     }
 156
 157     virtual ~wxMenuItemImpl() ;
 158     virtual void SetBitmap( const wxBitmap& bitmap ) = 0;
 159     virtual void Enable( bool enable ) = 0;
 160     virtual void Check( bool check ) = 0;
 161     virtual void SetLabel( const wxString& text, wxAcceleratorEntry *entry ) = 0;
 162     virtual void Hide( bool hide = true ) = 0;
 163
 164     virtual void * GetHMenuItem() = 0;
 165
 166     wxMenuItem* GetWXPeer() { return m_peer ; }
 167
 168     static wxMenuItemImpl* Create( wxMenuItem* peer, wxMenu *pParentMenu,
 169                        int id,
 170                        const wxString& text,
 171                        wxAcceleratorEntry *entry,
 172                        const wxString& strHelp,
 173                        wxItemKind kind,
 174                        wxMenu *pSubMenu );
 175
 176     // handle OS specific menu items if they weren't handled during normal processing
 177     virtual bool DoDefault() { return false; }
 178 protected :
 179     wxMenuItem* m_peer;
 180
 181     DECLARE_ABSTRACT_CLASS(wxMenuItemImpl)
 182 } ;
 183
 184 class wxMenuImpl : public wxObject
 185 {
 186 public :
 187     wxMenuImpl( wxMenu* peer ) : m_peer(peer)
 188     {
 189     }
 190
 191     virtual ~wxMenuImpl() ;
 192     virtual void InsertOrAppend(wxMenuItem *pItem, size_t pos) = 0;
 193     virtual void Remove( wxMenuItem *pItem ) = 0;
 194
 195     virtual void MakeRoot() = 0;
 196
 197     virtual void SetTitle( const wxString& text ) = 0;
 198
 199     virtual WXHMENU GetHMenu() = 0;
 200
 201     wxMenu* GetWXPeer() { return m_peer ; }
 202
 203     virtual void PopUp( wxWindow *win, int x, int y ) = 0;
 204
 205     static wxMenuImpl* Create( wxMenu* peer, const wxString& title );
 206     static wxMenuImpl* CreateRootMenu( wxMenu* peer );
 207 protected :
 208     wxMenu* m_peer;
 209
 210     DECLARE_ABSTRACT_CLASS(wxMenuItemImpl)
 211 } ;
 212 #endif
 213
 214
 215 class WXDLLIMPEXP_CORE wxWidgetImpl : public wxObject
 216 {
 217 public :
 218     wxWidgetImpl( wxWindowMac* peer , bool isRootControl = false, bool isUserPane = false );
 219     wxWidgetImpl();
 220     virtual ~wxWidgetImpl();
 221
 222     void Init();
 223
 224     bool                IsRootControl() const { return m_isRootControl; }
 225
 226     bool                IsUserPane() const { return m_isUserPane; }
 227
 228     wxWindowMac*        GetWXPeer() const { return m_wxPeer; }
 229
 230     bool IsOk() const { return GetWXWidget() != NULL; }
 231
 232     // not only the control itself, but also all its parents must be visible
 233     // in order for this function to return true
 234     virtual bool        IsVisible() const = 0;
 235     // set the visibility of this widget (maybe latent)
 236     virtual void        SetVisibility( bool visible ) = 0;
 237
 238     virtual bool ShowWithEffect(bool WXUNUSED(show),
 239                                 wxShowEffect WXUNUSED(effect),
 240                                 unsigned WXUNUSED(timeout))
 241     {
 242         return false;
 243     }
 244
 245     virtual void        Raise() = 0;
 246
 247     virtual void        Lower() = 0;
 248
 249     virtual void        ScrollRect( const wxRect *rect, int dx, int dy ) = 0;
 250
 251     virtual WXWidget    GetWXWidget() const = 0;
 252
 253     virtual void        SetBackgroundColour( const wxColour& col ) = 0;
 254     virtual bool        SetBackgroundStyle(wxBackgroundStyle style) = 0;
 255
 256     // all coordinates in native parent widget relative coordinates
 257     virtual void        GetContentArea( int &left , int &top , int &width , int &height ) const = 0;
 258     virtual void        Move(int x, int y, int width, int height) = 0;
 259     virtual void        GetPosition( int &x, int &y ) const = 0;
 260     virtual void        GetSize( int &width, int &height ) const = 0;
 261     virtual void        SetControlSize( wxWindowVariant variant ) = 0;
 262     virtual float       GetContentScaleFactor() const
 263     {
 264         return 1.0;
 265     }
 266
 267     // the native coordinates may have an 'aura' for shadows etc, if this is the case the layout
 268     // inset indicates on which insets the real control is drawn
 269     virtual void        GetLayoutInset(int &left , int &top , int &right, int &bottom) const
 270     {
 271         left = top = right = bottom = 0;
 272     }
 273
 274     // native view coordinates are topleft to bottom right (flipped regarding CoreGraphics origin)
 275     virtual bool        IsFlipped() const { return true; }
 276
 277     virtual void        SetNeedsDisplay( const wxRect* where = NULL ) = 0;
 278     virtual bool        GetNeedsDisplay() const = 0;
 279
 280     virtual bool        NeedsFocusRect() const;
 281     virtual void        SetNeedsFocusRect( bool needs );
 282
 283     virtual bool        NeedsFrame() const;
 284     virtual void        SetNeedsFrame( bool needs );
 285
 286     virtual bool        CanFocus() const = 0;
 287     // return true if successful
 288     virtual bool        SetFocus() = 0;
 289     virtual bool        HasFocus() const = 0;
 290
 291     virtual void        RemoveFromParent() = 0;
 292     virtual void        Embed( wxWidgetImpl *parent ) = 0;
 293
 294     virtual void        SetDefaultButton( bool isDefault ) = 0;
 295     virtual void        PerformClick() = 0;
 296     virtual void        SetLabel( const wxString& title, wxFontEncoding encoding ) = 0;
 297 #if wxUSE_MARKUP && wxOSX_USE_COCOA
 298     virtual void        SetLabelMarkup( const wxString& WXUNUSED(markup) ) { }
 299 #endif
 300
 301     virtual void        SetCursor( const wxCursor & cursor ) = 0;
 302     virtual void        CaptureMouse() = 0;
 303     virtual void        ReleaseMouse() = 0;
 304
 305     virtual wxInt32     GetValue() const = 0;
 306     virtual void        SetValue( wxInt32 v ) = 0;
 307     virtual wxBitmap    GetBitmap() const = 0;
 308     virtual void        SetBitmap( const wxBitmap& bitmap ) = 0;
 309     virtual void        SetBitmapPosition( wxDirection dir ) = 0;
 310     virtual void        SetupTabs( const wxNotebook &notebook ) =0;
 311     virtual void        GetBestRect( wxRect *r ) const = 0;
 312     virtual bool        IsEnabled() const = 0;
 313     virtual void        Enable( bool enable ) = 0;
 314     virtual void        SetMinimum( wxInt32 v ) = 0;
 315     virtual void        SetMaximum( wxInt32 v ) = 0;
 316     virtual wxInt32     GetMinimum() const = 0;
 317     virtual wxInt32     GetMaximum() const = 0;
 318     virtual void        PulseGauge() = 0;
 319     virtual void        SetScrollThumb( wxInt32 value, wxInt32 thumbSize ) = 0;
 320
 321     virtual void        SetFont( const wxFont & font , const wxColour& foreground , long windowStyle, bool ignoreBlack = true ) = 0;
 322
 323     virtual void        SetToolTip(wxToolTip* WXUNUSED(tooltip)) { }
 324
 325     // is the clicked event sent AFTER the state already changed, so no additional
 326     // state changing logic is required from the outside
 327     virtual bool        ButtonClickDidStateChange() = 0;
 328
 329     virtual void        InstallEventHandler( WXWidget control = NULL ) = 0;
 330
 331     // Mechanism used to keep track of whether a change should send an event
 332     // Do SendEvents(false) when starting actions that would trigger programmatic events
 333     // and SendEvents(true) at the end of the block.
 334     virtual void        SendEvents(bool shouldSendEvents) { m_shouldSendEvents = shouldSendEvents; }
 335     virtual bool        ShouldSendEvents() { return m_shouldSendEvents; }
 336
 337     // static methods for associating native controls and their implementations
 338
 339     static wxWidgetImpl*
 340                         FindFromWXWidget(WXWidget control);
 341
 342     static void         RemoveAssociations( wxWidgetImpl* impl);
 343
 344     static void         Associate( WXWidget control, wxWidgetImpl *impl );
 345
 346     static WXWidget     FindFocus();
 347
 348     // static creation methods, must be implemented by all toolkits
 349
 350     static wxWidgetImplType*    CreateUserPane( wxWindowMac* wxpeer,
 351                                     wxWindowMac* parent,
 352                                     wxWindowID id,
 353                                     const wxPoint& pos,
 354                                     const wxSize& size,
 355                                     long style,
 356                                     long extraStyle) ;
 357     static wxWidgetImplType*    CreateContentView( wxNonOwnedWindow* now ) ;
 358
 359     static wxWidgetImplType*    CreateButton( wxWindowMac* wxpeer,
 360                                     wxWindowMac* parent,
 361                                     wxWindowID id,
 362                                     const wxString& label,
 363                                     const wxPoint& pos,
 364                                     const wxSize& size,
 365                                     long style,
 366                                     long extraStyle) ;
 367
 368     static wxWidgetImplType*    CreateDisclosureTriangle( wxWindowMac* wxpeer,
 369                                     wxWindowMac* parent,
 370                                     wxWindowID id,
 371                                     const wxString& label,
 372                                     const wxPoint& pos,
 373                                     const wxSize& size,
 374                                     long style,
 375                                     long extraStyle) ;
 376
 377     static wxWidgetImplType*    CreateStaticLine( wxWindowMac* wxpeer,
 378                                     wxWindowMac* parent,
 379                                     wxWindowID id,
 380                                     const wxPoint& pos,
 381                                     const wxSize& size,
 382                                     long style,
 383                                     long extraStyle) ;
 384
 385     static wxWidgetImplType*    CreateGroupBox( wxWindowMac* wxpeer,
 386                                     wxWindowMac* parent,
 387                                     wxWindowID id,
 388                                     const wxString& label,
 389                                     const wxPoint& pos,
 390                                     const wxSize& size,
 391                                     long style,
 392                                     long extraStyle) ;
 393
 394     static wxWidgetImplType*    CreateStaticText( wxWindowMac* wxpeer,
 395                                     wxWindowMac* parent,
 396                                     wxWindowID id,
 397                                     const wxString& label,
 398                                     const wxPoint& pos,
 399                                     const wxSize& size,
 400                                     long style,
 401                                     long extraStyle) ;
 402
 403     static wxWidgetImplType*    CreateTextControl( wxTextCtrl* wxpeer,
 404                                     wxWindowMac* parent,
 405                                     wxWindowID id,
 406                                     const wxString& content,
 407                                     const wxPoint& pos,
 408                                     const wxSize& size,
 409                                     long style,
 410                                     long extraStyle) ;
 411
 412     static wxWidgetImplType*    CreateSearchControl( wxSearchCtrl* wxpeer,
 413                                     wxWindowMac* parent,
 414                                     wxWindowID id,
 415                                     const wxString& content,
 416                                     const wxPoint& pos,
 417                                     const wxSize& size,
 418                                     long style,
 419                                     long extraStyle) ;
 420
 421     static wxWidgetImplType*    CreateCheckBox( wxWindowMac* wxpeer,
 422                                     wxWindowMac* parent,
 423                                     wxWindowID id,
 424                                     const wxString& label,
 425                                     const wxPoint& pos,
 426                                     const wxSize& size,
 427                                     long style,
 428                                     long extraStyle);
 429
 430     static wxWidgetImplType*    CreateRadioButton( wxWindowMac* wxpeer,
 431                                     wxWindowMac* parent,
 432                                     wxWindowID id,
 433                                     const wxString& label,
 434                                     const wxPoint& pos,
 435                                     const wxSize& size,
 436                                     long style,
 437                                     long extraStyle);
 438
 439     static wxWidgetImplType*    CreateToggleButton( wxWindowMac* wxpeer,
 440                                     wxWindowMac* parent,
 441                                     wxWindowID id,
 442                                     const wxString& label,
 443                                     const wxPoint& pos,
 444                                     const wxSize& size,
 445                                     long style,
 446                                     long extraStyle);
 447
 448     static wxWidgetImplType*    CreateBitmapToggleButton( wxWindowMac* wxpeer,
 449                                     wxWindowMac* parent,
 450                                     wxWindowID id,
 451                                     const wxBitmap& bitmap,
 452                                     const wxPoint& pos,
 453                                     const wxSize& size,
 454                                     long style,
 455                                     long extraStyle);
 456
 457     static wxWidgetImplType*    CreateBitmapButton( wxWindowMac* wxpeer,
 458                                     wxWindowMac* parent,
 459                                     wxWindowID id,
 460                                     const wxBitmap& bitmap,
 461                                     const wxPoint& pos,
 462                                     const wxSize& size,
 463                                     long style,
 464                                     long extraStyle);
 465
 466     static wxWidgetImplType*    CreateTabView( wxWindowMac* wxpeer,
 467                                     wxWindowMac* parent,
 468                                     wxWindowID id,
 469                                     const wxPoint& pos,
 470                                     const wxSize& size,
 471                                     long style,
 472                                     long extraStyle);
 473
 474     static wxWidgetImplType*    CreateGauge( wxWindowMac* wxpeer,
 475                                     wxWindowMac* parent,
 476                                     wxWindowID id,
 477                                     wxInt32 value,
 478                                     wxInt32 minimum,
 479                                     wxInt32 maximum,
 480                                     const wxPoint& pos,
 481                                     const wxSize& size,
 482                                     long style,
 483                                     long extraStyle);
 484
 485     static wxWidgetImplType*    CreateSlider( wxWindowMac* wxpeer,
 486                                     wxWindowMac* parent,
 487                                     wxWindowID id,
 488                                     wxInt32 value,
 489                                     wxInt32 minimum,
 490                                     wxInt32 maximum,
 491                                     const wxPoint& pos,
 492                                     const wxSize& size,
 493                                     long style,
 494                                     long extraStyle);
 495
 496     static wxWidgetImplType*    CreateSpinButton( wxWindowMac* wxpeer,
 497                                     wxWindowMac* parent,
 498                                     wxWindowID id,
 499                                     wxInt32 value,
 500                                     wxInt32 minimum,
 501                                     wxInt32 maximum,
 502                                     const wxPoint& pos,
 503                                     const wxSize& size,
 504                                     long style,
 505                                     long extraStyle);
 506
 507     static wxWidgetImplType*    CreateScrollBar( wxWindowMac* wxpeer,
 508                                     wxWindowMac* parent,
 509                                     wxWindowID id,
 510                                     const wxPoint& pos,
 511                                     const wxSize& size,
 512                                     long style,
 513                                     long extraStyle);
 514
 515     static wxWidgetImplType*    CreateChoice( wxWindowMac* wxpeer,
 516                                     wxWindowMac* parent,
 517                                     wxWindowID id,
 518                                     wxMenu* menu,
 519                                     const wxPoint& pos,
 520                                     const wxSize& size,
 521                                     long style,
 522                                     long extraStyle);
 523
 524     static wxWidgetImplType*    CreateListBox( wxWindowMac* wxpeer,
 525                                     wxWindowMac* parent,
 526                                     wxWindowID id,
 527                                     const wxPoint& pos,
 528                                     const wxSize& size,
 529                                     long style,
 530                                     long extraStyle);
 531
 532 #if wxOSX_USE_COCOA
 533     static wxWidgetImplType*    CreateComboBox( wxComboBox* wxpeer,
 534                                     wxWindowMac* parent,
 535                                     wxWindowID id,
 536                                     wxMenu* menu,
 537                                     const wxPoint& pos,
 538                                     const wxSize& size,
 539                                     long style,
 540                                     long extraStyle);
 541 #endif
 542
 543     // converts from Toplevel-Content relative to local
 544     static void Convert( wxPoint *pt , wxWidgetImpl *from , wxWidgetImpl *to );
 545 protected :
 546     bool                m_isRootControl;
 547     bool                m_isUserPane;
 548     wxWindowMac*        m_wxPeer;
 549     bool                m_needsFocusRect;
 550     bool                m_needsFrame;
 551     bool                m_shouldSendEvents;
 552
 553     DECLARE_ABSTRACT_CLASS(wxWidgetImpl)
 554 };
 555
 556 //
 557 // the interface to be implemented eg by a listbox
 558 //
 559
 560 class WXDLLIMPEXP_CORE wxListWidgetColumn
 561 {
 562 public :
 563     virtual ~wxListWidgetColumn() {}
 564 } ;
 565
 566 class WXDLLIMPEXP_CORE wxListWidgetCellValue
 567 {
 568 public :
 569     wxListWidgetCellValue() {}
 570     virtual ~wxListWidgetCellValue() {}
 571
 572    virtual void Set( CFStringRef value ) = 0;
 573     virtual void Set( const wxString& value ) = 0;
 574     virtual void Set( int value ) = 0;
 575     virtual void Check( bool check );
 576
 577     virtual bool IsChecked() const;
 578     virtual int GetIntValue() const = 0;
 579     virtual wxString GetStringValue() const = 0;
 580 } ;
 581
 582 class WXDLLIMPEXP_CORE wxListWidgetImpl
 583 {
 584 public:
 585     wxListWidgetImpl() {}
 586     virtual ~wxListWidgetImpl() { }
 587
 588     virtual wxListWidgetColumn*     InsertTextColumn( unsigned pos, const wxString& title, bool editable = false,
 589                                 wxAlignment just = wxALIGN_LEFT , int defaultWidth = -1) = 0 ;
 590     virtual wxListWidgetColumn*     InsertCheckColumn( unsigned pos , const wxString& title, bool editable = false,
 591                                 wxAlignment just = wxALIGN_LEFT , int defaultWidth =  -1) = 0 ;
 592
 593     // add and remove
 594
 595     // TODO will be replaced
 596     virtual void            ListDelete( unsigned int n ) = 0;
 597     virtual void            ListInsert( unsigned int n ) = 0;
 598     virtual void            ListClear() = 0;
 599
 600     // selecting
 601
 602     virtual void            ListDeselectAll() = 0;
 603     virtual void            ListSetSelection( unsigned int n, bool select, bool multi ) = 0;
 604     virtual int             ListGetSelection() const = 0;
 605     virtual int             ListGetSelections( wxArrayInt& aSelections ) const = 0;
 606     virtual bool            ListIsSelected( unsigned int n ) const = 0;
 607
 608     // display
 609
 610     virtual void            ListScrollTo( unsigned int n ) = 0;
 611     virtual void            UpdateLine( unsigned int n, wxListWidgetColumn* col = NULL ) = 0;
 612     virtual void            UpdateLineToEnd( unsigned int n) = 0;
 613
 614     // accessing content
 615
 616     virtual unsigned int    ListGetCount() const = 0;
 617
 618     virtual int             DoListHitTest( const wxPoint& inpoint ) const = 0;
 619 };
 620
 621 //
 622 // interface to be implemented by a textcontrol
 623 //
 624
 625 class WXDLLIMPEXP_FWD_CORE wxTextAttr;
 626 class WXDLLIMPEXP_FWD_CORE wxTextEntry;
 627
 628 // common interface for all implementations
 629 class WXDLLIMPEXP_CORE wxTextWidgetImpl
 630
 631 {
 632 public :
 633     // Any widgets implementing this interface must be associated with a
 634     // wxTextEntry so instead of requiring the derived classes to implement
 635     // another (pure) virtual function, just take the pointer to this entry in
 636     // our ctor and implement GetTextEntry() ourselves.
 637     wxTextWidgetImpl(wxTextEntry *entry) : m_entry(entry) {}
 638
 639     virtual ~wxTextWidgetImpl() {}
 640
 641     wxTextEntry *GetTextEntry() const { return m_entry; }
 642
 643     virtual bool CanFocus() const { return true; }
 644
 645     virtual wxString GetStringValue() const = 0 ;
 646     virtual void SetStringValue( const wxString &val ) = 0 ;
 647     virtual void SetSelection( long from, long to ) = 0 ;
 648     virtual void GetSelection( long* from, long* to ) const = 0 ;
 649     virtual void WriteText( const wxString& str ) = 0 ;
 650
 651     virtual bool CanClipMaxLength() const { return false; }
 652     virtual void SetMaxLength(unsigned long WXUNUSED(len)) {}
 653
 654     virtual bool GetStyle( long position, wxTextAttr& style);
 655     virtual void SetStyle( long start, long end, const wxTextAttr& style ) ;
 656     virtual void Copy() ;
 657     virtual void Cut() ;
 658     virtual void Paste() ;
 659     virtual bool CanPaste() const ;
 660     virtual void SetEditable( bool editable ) ;
 661     virtual long GetLastPosition() const ;
 662     virtual void Replace( long from, long to, const wxString &str ) ;
 663     virtual void Remove( long from, long to ) ;
 664
 665
 666     virtual bool HasOwnContextMenu() const
 667         { return false ; }
 668
 669     virtual bool SetupCursor( const wxPoint& WXUNUSED(pt) )
 670         { return false ; }
 671
 672     virtual void Clear() ;
 673     virtual bool CanUndo() const;
 674     virtual void Undo() ;
 675     virtual bool CanRedo() const;
 676     virtual void Redo() ;
 677     virtual int GetNumberOfLines() const ;
 678     virtual long XYToPosition(long x, long y) const;
 679     virtual bool PositionToXY(long pos, long *x, long *y) const ;
 680     virtual void ShowPosition(long WXUNUSED(pos)) ;
 681     virtual int GetLineLength(long lineNo) const ;
 682     virtual wxString GetLineText(long lineNo) const ;
 683     virtual void CheckSpelling(bool WXUNUSED(check)) { }
 684
 685     virtual wxSize GetBestSize() const { return wxDefaultSize; }
 686
 687     virtual bool SetHint(const wxString& WXUNUSED(hint)) { return false; }
 688 private:
 689     wxTextEntry * const m_entry;
 690
 691     wxDECLARE_NO_COPY_CLASS(wxTextWidgetImpl);
 692 };
 693
 694 // common interface for all implementations
 695 class WXDLLIMPEXP_CORE wxComboWidgetImpl
 696
 697 {
 698 public :
 699     wxComboWidgetImpl() {}
 700
 701     virtual ~wxComboWidgetImpl() {}
 702
 703     virtual int GetSelectedItem() const { return -1; }
 704     virtual void SetSelectedItem(int WXUNUSED(item)) {}
 705
 706     virtual int GetNumberOfItems() const { return -1; }
 707
 708     virtual void InsertItem(int WXUNUSED(pos), const wxString& WXUNUSED(item)) {}
 709
 710     virtual void RemoveItem(int WXUNUSED(pos)) {}
 711
 712     virtual void Clear() {}
 713     virtual void Popup() {}
 714     virtual void Dismiss() {}
 715
 716     virtual wxString GetStringAtIndex(int WXUNUSED(pos)) const { return wxEmptyString; }
 717
 718     virtual int FindString(const wxString& WXUNUSED(text)) const { return -1; }
 719 };
 720
 721 //
 722 // common interface for buttons
 723 //
 724
 725 class wxButtonImpl
 726 {
 727     public :
 728     wxButtonImpl(){}
 729     virtual ~wxButtonImpl(){}
 730
 731     virtual void SetPressedBitmap( const wxBitmap& bitmap ) = 0;
 732 } ;
 733
 734 //
 735 // common interface for search controls
 736 //
 737
 738 class wxSearchWidgetImpl
 739 {
 740 public :
 741     wxSearchWidgetImpl(){}
 742     virtual ~wxSearchWidgetImpl(){}
 743
 744     // search field options
 745     virtual void ShowSearchButton( bool show ) = 0;
 746     virtual bool IsSearchButtonVisible() const = 0;
 747
 748     virtual void ShowCancelButton( bool show ) = 0;
 749     virtual bool IsCancelButtonVisible() const = 0;
 750
 751     virtual void SetSearchMenu( wxMenu* menu ) = 0;
 752
 753     virtual void SetDescriptiveText(const wxString& text) = 0;
 754 } ;
 755
 756 //
 757 // toplevel window implementation class
 758 //
 759
 760 class wxNonOwnedWindowImpl : public wxObject
 761 {
 762 public :
 763     wxNonOwnedWindowImpl( wxNonOwnedWindow* nonownedwnd) : m_wxPeer(nonownedwnd)
 764     {
 765     }
 766     wxNonOwnedWindowImpl()
 767     {
 768     }
 769     virtual ~wxNonOwnedWindowImpl()
 770     {
 771     }
 772
 773     virtual void WillBeDestroyed()
 774     {
 775     }
 776
 777     virtual void Create( wxWindow* parent, const wxPoint& pos, const wxSize& size,
 778     long style, long extraStyle, const wxString& name ) = 0;
 779
 780
 781     virtual WXWindow GetWXWindow() const = 0;
 782
 783     virtual void Raise()
 784     {
 785     }
 786
 787     virtual void Lower()
 788     {
 789     }
 790
 791     virtual bool Show(bool WXUNUSED(show))
 792     {
 793         return false;
 794     }
 795
 796     virtual bool ShowWithEffect(bool show, wxShowEffect WXUNUSED(effect), unsigned WXUNUSED(timeout))
 797     {
 798         return Show(show);
 799     }
 800
 801     virtual void Update()
 802     {
 803     }
 804
 805     virtual bool SetTransparent(wxByte WXUNUSED(alpha))
 806     {
 807         return false;
 808     }
 809
 810     virtual bool SetBackgroundColour(const wxColour& WXUNUSED(col) )
 811     {
 812         return false;
 813     }
 814
 815     virtual void SetExtraStyle( long WXUNUSED(exStyle) )
 816     {
 817     }
 818
 819     virtual void SetWindowStyleFlag( long WXUNUSED(style) )
 820     {
 821     }
 822
 823     virtual bool SetBackgroundStyle(wxBackgroundStyle WXUNUSED(style))
 824     {
 825         return false ;
 826     }
 827
 828     virtual bool CanSetTransparent()
 829     {
 830         return false;
 831     }
 832
 833     virtual void GetContentArea( int &left , int &top , int &width , int &height ) const = 0;
 834     virtual void MoveWindow(int x, int y, int width, int height) = 0;
 835     virtual void GetPosition( int &x, int &y ) const = 0;
 836     virtual void GetSize( int &width, int &height ) const = 0;
 837
 838     virtual bool SetShape(const wxRegion& WXUNUSED(region))
 839     {
 840         return false;
 841     }
 842
 843     virtual void SetTitle( const wxString& title, wxFontEncoding encoding ) = 0;
 844
 845     virtual bool IsMaximized() const = 0;
 846
 847     virtual bool IsIconized() const= 0;
 848
 849     virtual void Iconize( bool iconize )= 0;
 850
 851     virtual void Maximize(bool maximize) = 0;
 852
 853     virtual bool IsFullScreen() const= 0;
 854
 855     virtual void ShowWithoutActivating() { Show(true); }
 856
 857     virtual bool ShowFullScreen(bool show, long style)= 0;
 858
 859     virtual void RequestUserAttention(int flags) = 0;
 860
 861     virtual void ScreenToWindow( int *x, int *y ) = 0;
 862
 863     virtual void WindowToScreen( int *x, int *y ) = 0;
 864
 865     virtual bool IsActive() = 0;
 866
 867     wxNonOwnedWindow*   GetWXPeer() { return m_wxPeer; }
 868
 869     static wxNonOwnedWindowImpl*
 870                 FindFromWXWindow(WXWindow window);
 871
 872     static void  RemoveAssociations( wxNonOwnedWindowImpl* impl);
 873
 874     static void  Associate( WXWindow window, wxNonOwnedWindowImpl *impl );
 875
 876     // static creation methods, must be implemented by all toolkits
 877
 878     static wxNonOwnedWindowImpl* CreateNonOwnedWindow( wxNonOwnedWindow* wxpeer, wxWindow* parent, WXWindow native) ;
 879
 880     static wxNonOwnedWindowImpl* CreateNonOwnedWindow( wxNonOwnedWindow* wxpeer, wxWindow* parent, const wxPoint& pos, const wxSize& size,
 881     long style, long extraStyle, const wxString& name  ) ;
 882
 883     virtual void SetModified(bool WXUNUSED(modified)) { }
 884     virtual bool IsModified() const { return false; }
 885
 886     virtual void SetRepresentedFilename(const wxString& WXUNUSED(filename)) { }
 887
 888 #if wxOSX_USE_IPHONE
 889     virtual CGFloat GetWindowLevel() const { return 0.0; }
 890 #else
 891     virtual CGWindowLevel GetWindowLevel() const { return kCGNormalWindowLevel; }
 892 #endif
 893     virtual void RestoreWindowLevel() {}
 894 protected :
 895     wxNonOwnedWindow*   m_wxPeer;
 896     DECLARE_ABSTRACT_CLASS(wxNonOwnedWindowImpl)
 897 };
 898
 899 #endif // wxUSE_GUI
 900
 901 //---------------------------------------------------------------------------
 902 // cocoa bridging utilities
 903 //---------------------------------------------------------------------------
 904
 905 bool wxMacInitCocoa();
 906
 907 class WXDLLIMPEXP_CORE wxMacAutoreleasePool
 908 {
 909 public :
 910     wxMacAutoreleasePool();
 911     ~wxMacAutoreleasePool();
 912 private :
 913     void* m_pool;
 914 };
 915
 916 // NSObject
 917
 918 void wxMacCocoaRelease( void* obj );
 919 void wxMacCocoaAutorelease( void* obj );
 920 void* wxMacCocoaRetain( void* obj );
 921
 922
 923 #endif
 924     // _WX_PRIVATE_CORE_H_