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 #if wxUSE_GUI
  25
  26 #if wxOSX_USE_IPHONE
  27 #include <CoreGraphics/CoreGraphics.h>
  28 #else
  29 #include <ApplicationServices/ApplicationServices.h>
  30 #endif
  31
  32 #include "wx/bitmap.h"
  33 #include "wx/window.h"
  34
  35 class WXDLLIMPEXP_CORE wxMacCGContextStateSaver
  36 {
  37     DECLARE_NO_COPY_CLASS(wxMacCGContextStateSaver)
  38
  39 public:
  40     wxMacCGContextStateSaver( CGContextRef cg )
  41     {
  42         m_cg = cg;
  43         CGContextSaveGState( cg );
  44     }
  45     ~wxMacCGContextStateSaver()
  46     {
  47         CGContextRestoreGState( m_cg );
  48     }
  49 private:
  50     CGContextRef m_cg;
  51 };
  52
  53 class WXDLLIMPEXP_CORE wxDeferredObjectDeleter : public wxObject
  54 {
  55 public :
  56     wxDeferredObjectDeleter( wxObject* obj ) : m_obj(obj)
  57     {
  58     }
  59     virtual ~wxDeferredObjectDeleter()
  60     {
  61         delete m_obj;
  62     }
  63 protected :
  64     wxObject* m_obj ;
  65 } ;
  66
  67 // Quartz
  68
  69 WXDLLIMPEXP_CORE CGImageRef wxMacCreateCGImageFromBitmap( const wxBitmap& bitmap );
  70
  71 WXDLLIMPEXP_CORE CGDataProviderRef wxMacCGDataProviderCreateWithCFData( CFDataRef data );
  72 WXDLLIMPEXP_CORE CGDataConsumerRef wxMacCGDataConsumerCreateWithCFData( CFMutableDataRef data );
  73 WXDLLIMPEXP_CORE CGDataProviderRef wxMacCGDataProviderCreateWithMemoryBuffer( const wxMemoryBuffer& buf );
  74
  75 CGColorSpaceRef WXDLLIMPEXP_CORE wxMacGetGenericRGBColorSpace(void);
  76
  77 class wxWindowMac;
  78 // to
  79 extern wxWindow* g_MacLastWindow;
  80 class wxNonOwnedWindow;
  81
  82 class WXDLLIMPEXP_CORE wxWidgetImpl : public wxObject
  83 {
  84 public :
  85     wxWidgetImpl( wxWindowMac* peer , bool isRootControl = false );
  86     wxWidgetImpl();
  87     virtual ~wxWidgetImpl();
  88
  89     void Init();
  90
  91     virtual void        Destroy();
  92
  93     bool                IsRootControl() const { return m_isRootControl; }
  94
  95     wxWindowMac*        GetWXPeer() const { return m_wxPeer; }
  96
  97     bool IsOk() const { return GetWXWidget() != NULL; }
  98
  99     // not only the control itself, but also all its parents must be visible
 100     // in order for this function to return true
 101     virtual bool        IsVisible() const = 0;
 102     // set the visibility of this widget (maybe latent)
 103     virtual void        SetVisibility( bool visible ) = 0;
 104
 105     virtual void        Raise() = 0;
 106
 107     virtual void        Lower() = 0;
 108
 109     virtual void        ScrollRect( const wxRect *rect, int dx, int dy ) = 0;
 110
 111     virtual WXWidget    GetWXWidget() const = 0;
 112
 113     virtual void        SetBackgroundColour( const wxColour& col ) = 0;
 114
 115     // all coordinates in native parent widget relative coordinates
 116     virtual void        GetContentArea( int &left , int &top , int &width , int &height ) const = 0;
 117     virtual void        Move(int x, int y, int width, int height) = 0;
 118     virtual void        GetPosition( int &x, int &y ) const = 0;
 119     virtual void        GetSize( int &width, int &height ) const = 0;
 120
 121     virtual void        SetNeedsDisplay( const wxRect* where = NULL ) = 0;
 122     virtual bool        GetNeedsDisplay() const = 0;
 123
 124     virtual bool        NeedsFocusRect() const;
 125     virtual void        SetNeedsFocusRect( bool needs );
 126
 127     virtual bool        CanFocus() const = 0;
 128     // return true if successful
 129     virtual bool        SetFocus() = 0;
 130     virtual bool        HasFocus() const = 0;
 131
 132     virtual void        RemoveFromParent() = 0;
 133     virtual void        Embed( wxWidgetImpl *parent ) = 0;
 134
 135     // static creation methods, must be implemented by all toolkits
 136
 137     static wxWidgetImpl*    CreateUserPane( wxWindowMac* wxpeer, const wxPoint& pos, const wxSize& size,
 138                             long style, long extraStyle, const wxString& name) ;
 139     static wxWidgetImpl*    CreateContentView( wxNonOwnedWindow* now ) ;
 140
 141     // converts from Toplevel-Content relative to local
 142     static void Convert( wxPoint *pt , wxWidgetImpl *from , wxWidgetImpl *to );
 143 protected :
 144     bool                m_isRootControl;
 145     wxWindowMac*        m_wxPeer;
 146     bool                m_needsFocusRect;
 147
 148     DECLARE_ABSTRACT_CLASS(wxWidgetImpl)
 149 };
 150
 151 class wxNonOwnedWindowImpl : public wxObject
 152 {
 153 public :
 154     wxNonOwnedWindowImpl( wxNonOwnedWindow* nonownedwnd) : m_wxPeer(nonownedwnd)
 155     {
 156     }
 157     wxNonOwnedWindowImpl()
 158     {
 159     }
 160     virtual ~wxNonOwnedWindowImpl()
 161     {
 162     }
 163
 164     virtual void Destroy()
 165     {
 166     }
 167
 168     virtual void Create( wxWindow* parent, const wxPoint& pos, const wxSize& size,
 169     long style, long extraStyle, const wxString& name ) = 0;
 170
 171
 172     virtual WXWindow GetWXWindow() const = 0;
 173
 174     virtual void Raise()
 175     {
 176     }
 177
 178     virtual void Lower()
 179     {
 180     }
 181
 182     virtual bool Show(bool WXUNUSED(show))
 183     {
 184         return false;
 185     }
 186
 187     virtual bool ShowWithEffect(bool show, wxShowEffect WXUNUSED(effect), unsigned WXUNUSED(timeout))
 188     {
 189         return Show(show);
 190     }
 191
 192     virtual void Update()
 193     {
 194     }
 195
 196     virtual bool SetTransparent(wxByte WXUNUSED(alpha))
 197     {
 198         return false;
 199     }
 200
 201     virtual bool SetBackgroundColour(const wxColour& WXUNUSED(col) )
 202     {
 203         return false;
 204     }
 205
 206     virtual void SetExtraStyle( long WXUNUSED(exStyle) )
 207     {
 208     }
 209
 210     virtual bool SetBackgroundStyle(wxBackgroundStyle WXUNUSED(style))
 211     {
 212         return false ;
 213     }
 214
 215     bool CanSetTransparent()
 216     {
 217         return false;
 218     }
 219
 220     virtual void GetContentArea( int &left , int &top , int &width , int &height ) const = 0;
 221     virtual void MoveWindow(int x, int y, int width, int height) = 0;
 222     virtual void GetPosition( int &x, int &y ) const = 0;
 223     virtual void GetSize( int &width, int &height ) const = 0;
 224
 225     virtual bool SetShape(const wxRegion& WXUNUSED(region))
 226     {
 227         return false;
 228     }
 229
 230     virtual void SetTitle( const wxString& title, wxFontEncoding encoding ) = 0;
 231
 232     virtual bool IsMaximized() const = 0;
 233
 234     virtual bool IsIconized() const= 0;
 235
 236     virtual void Iconize( bool iconize )= 0;
 237
 238     virtual void Maximize(bool maximize) = 0;
 239
 240     virtual bool IsFullScreen() const= 0;
 241
 242     virtual bool ShowFullScreen(bool show, long style)= 0;
 243
 244     virtual void RequestUserAttention(int flags) = 0;
 245
 246     virtual void ScreenToWindow( int *x, int *y ) = 0;
 247
 248     virtual void WindowToScreen( int *x, int *y ) = 0;
 249
 250     wxNonOwnedWindow*   GetWXPeer() { return m_wxPeer; }
 251 protected :
 252     wxNonOwnedWindow*   m_wxPeer;
 253     DECLARE_ABSTRACT_CLASS(wxNonOwnedWindowImpl)
 254 };
 255
 256 #endif // wxUSE_GUI
 257
 258 //---------------------------------------------------------------------------
 259 // cocoa bridging utilities
 260 //---------------------------------------------------------------------------
 261
 262 bool wxMacInitCocoa();
 263
 264 class WXDLLIMPEXP_CORE wxMacAutoreleasePool
 265 {
 266 public :
 267     wxMacAutoreleasePool();
 268     ~wxMacAutoreleasePool();
 269 private :
 270     void* m_pool;
 271 };
 272
 273 // NSObject
 274
 275 void wxMacCocoaRelease( void* obj );
 276 void wxMacCocoaAutorelease( void* obj );
 277 void wxMacCocoaRetain( void* obj );
 278
 279
 280 #endif
 281     // _WX_PRIVATE_CORE_H_