include/wx/cocoa/window.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/cocoa/window.h
   3 // Purpose:     wxWindowCocoa
   4 // Author:      David Elliott
   5 // Modified by:
   6 // Created:     2002/12/26
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 2002 David Elliott
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef __WX_COCOA_WINDOW_H__
  13 #define __WX_COCOA_WINDOW_H__
  14
  15 #include "wx/cocoa/NSView.h"
  16
  17 #ifdef __OBJC__
  18     #import <Foundation/NSGeometry.h>
  19 #endif //def __OBJC__
  20
  21 // We can only import Foundation/NSGeometry.h from Objective-C code but it's
  22 // nice to be able to use NSPoint and NSRect in the declarations of helper
  23 // methods so we must define them as opaque structs identically to the way
  24 // they are defined by the real header.
  25 // NOTE: We specifically use these regardless of C++ or Objective-C++ mode so
  26 // the compiler will complain if we got the definitions wrong.  In regular
  27 // C++ mode there is no way to know if we got the definitons right so
  28 // we depend on at least one Objective-C++ file including this header.
  29 #if defined(__LP64__) || defined(NS_BUILD_32_LIKE_64)
  30 typedef struct CGPoint NSPoint;
  31 typedef struct CGRect NSRect;
  32 #else
  33 typedef struct _NSPoint NSPoint;
  34 typedef struct _NSRect NSRect;
  35 #endif
  36
  37 DECLARE_WXCOCOA_OBJC_CLASS(NSAffineTransform);
  38
  39 class wxWindowCocoaHider;
  40 class wxWindowCocoaScrollView;
  41 class wxCocoaTrackingRectManager;
  42
  43 // ========================================================================
  44 // wxWindowCocoa
  45 // ========================================================================
  46 class WXDLLIMPEXP_CORE wxWindowCocoa: public wxWindowBase, protected wxCocoaNSView
  47 {
  48     DECLARE_DYNAMIC_CLASS(wxWindowCocoa)
  49     DECLARE_NO_COPY_CLASS(wxWindowCocoa)
  50     DECLARE_EVENT_TABLE()
  51     friend wxWindow *wxWindowBase::GetCapture();
  52     friend class wxWindowCocoaScrollView;
  53     friend class wxCocoaTrackingRectManager;
  54 // ------------------------------------------------------------------------
  55 // initialization
  56 // ------------------------------------------------------------------------
  57 public:
  58     wxWindowCocoa() { Init(); }
  59     inline wxWindowCocoa(wxWindow *parent, wxWindowID winid,
  60             const wxPoint& pos = wxDefaultPosition,
  61             const wxSize& size = wxDefaultSize,
  62             long style = 0,
  63             const wxString& name = wxPanelNameStr)
  64     {
  65         Init();
  66         Create(parent, winid, pos, size, style, name);
  67     }
  68
  69     virtual ~wxWindowCocoa();
  70
  71     bool Create(wxWindow *parent, wxWindowID winid,
  72             const wxPoint& pos = wxDefaultPosition,
  73             const wxSize& size = wxDefaultSize,
  74             long style = 0,
  75             const wxString& name = wxPanelNameStr);
  76 protected:
  77     void Init();
  78 // ------------------------------------------------------------------------
  79 // Cocoa specifics
  80 // ------------------------------------------------------------------------
  81 public:
  82     // Returns the content NSView (where children are added, drawing performed)
  83     inline WX_NSView GetNSView() { return m_cocoaNSView; }
  84     // Returns the NSView suitable for use as a subview
  85     WX_NSView GetNSViewForSuperview() const;
  86     // Returns the NSView that may be hidden/is being hidden
  87     WX_NSView GetNSViewForHiding() const;
  88     // Returns the NSView for non-client drawing
  89     virtual WX_NSView GetNonClientNSView() { return GetNSViewForSuperview(); }
  90     // Add/remove children
  91     void CocoaAddChild(wxWindowCocoa *child);
  92     void CocoaRemoveFromParent(void);
  93 #ifdef __OBJC__
  94     // Returns an autoreleased NSAffineTransform which can be applied
  95     // to a graphics context currently using the view's coordinate system
  96     // (such as the one locked when drawRect is called or after a call
  97     // to [NSView lockFocus]) such that further drawing is done using
  98     // the wxWidgets coordinate system.
  99     WX_NSAffineTransform CocoaGetWxToBoundsTransform();
 100 #endif //def __OBJC__
 101 protected:
 102     // actually enable/disable the cocoa control, overridden by subclasses
 103     virtual void CocoaSetEnabled(bool WXUNUSED(enable)) { }
 104
 105     void CocoaCreateNSScrollView();
 106     void InitMouseEvent(wxMouseEvent &event, WX_NSEvent cocoaEvent);
 107     virtual wxWindow* GetWxWindow() const;
 108     virtual void Cocoa_FrameChanged(void);
 109     virtual void Cocoa_synthesizeMouseMoved(void);
 110     virtual bool Cocoa_drawRect(const NSRect &rect);
 111     virtual bool Cocoa_mouseDown(WX_NSEvent theEvent);
 112     virtual bool Cocoa_mouseDragged(WX_NSEvent theEvent);
 113     virtual bool Cocoa_mouseUp(WX_NSEvent theEvent);
 114     virtual bool Cocoa_mouseMoved(WX_NSEvent theEvent);
 115     virtual bool Cocoa_mouseEntered(WX_NSEvent theEvent);
 116     virtual bool Cocoa_mouseExited(WX_NSEvent theEvent);
 117     virtual bool Cocoa_rightMouseDown(WX_NSEvent theEvent);
 118     virtual bool Cocoa_rightMouseDragged(WX_NSEvent theEvent);
 119     virtual bool Cocoa_rightMouseUp(WX_NSEvent theEvent);
 120     virtual bool Cocoa_otherMouseDown(WX_NSEvent theEvent);
 121     virtual bool Cocoa_otherMouseDragged(WX_NSEvent theEvent);
 122     virtual bool Cocoa_otherMouseUp(WX_NSEvent theEvent);
 123     virtual bool Cocoa_resetCursorRects();
 124     virtual bool Cocoa_viewDidMoveToWindow();
 125     virtual bool Cocoa_viewWillMoveToWindow(WX_NSWindow newWindow);
 126     void SetNSView(WX_NSView cocoaNSView);
 127     WX_NSView m_cocoaNSView;
 128     wxWindowCocoaHider *m_cocoaHider;
 129     wxWindowCocoaScrollView *m_wxCocoaScrollView;
 130     bool m_isInPaint;
 131     wxCocoaTrackingRectManager *m_visibleTrackingRectManager;
 132     static wxWindow *sm_capturedWindow;
 133     virtual void CocoaReplaceView(WX_NSView oldView, WX_NSView newView);
 134     void SetInitialFrameRect(const wxPoint& pos, const wxSize& size);
 135 #ifdef __OBJC__
 136     inline NSRect MakeDefaultNSRect(const wxSize& size)
 137     {
 138         // NOTE: position is 10,10 to make it "obvious" that it's out of place
 139         return NSMakeRect(10.0,10.0,WidthDefault(size.x),HeightDefault(size.y));
 140     }
 141     // These functions translate NSPoint or NSRect between the coordinate
 142     // system of Cocoa's boudns rect and wx's coordinate system.
 143     NSPoint CocoaTransformBoundsToWx(NSPoint pointBounds);
 144     NSRect CocoaTransformBoundsToWx(NSRect rectBounds);
 145     NSPoint CocoaTransformWxToBounds(NSPoint pointWx);
 146     NSRect CocoaTransformWxToBounds(NSRect rectWx);
 147 #endif //def __OBJC__
 148     static wxPoint OriginInWxDisplayCoordinatesForRectInCocoaScreenCoordinates(NSRect windowFrame);
 149     static NSPoint OriginInCocoaScreenCoordinatesForRectInWxDisplayCoordinates(wxCoord x, wxCoord y, wxCoord width, wxCoord height, bool keepOriginVisible);
 150 // ------------------------------------------------------------------------
 151 // Implementation
 152 // ------------------------------------------------------------------------
 153 public:
 154     /* Pure Virtuals */
 155     // Raise the window to the top of the Z order
 156     virtual void Raise();
 157     // Lower the window to the bottom of the Z order
 158     virtual void Lower();
 159     // Set the focus to this window
 160     virtual void SetFocus();
 161     // Warp the pointer the given position
 162     virtual void WarpPointer(int x_pos, int y_pos) ;
 163     // Change the window's cursor
 164     virtual bool SetCursor( const wxCursor &cursor );
 165     // Send the window a refresh event
 166     virtual void Refresh(bool eraseBack = true, const wxRect *rect = NULL);
 167     // Set/get the window's font
 168     virtual bool SetFont(const wxFont& f);
 169 //    inline virtual wxFont& GetFont() const;
 170     virtual void SetLabel(const wxString& label);
 171     virtual wxString GetLabel() const;
 172     // label handling
 173     // Get character size
 174     virtual int GetCharHeight() const;
 175     virtual int GetCharWidth() const;
 176     virtual void GetTextExtent(const wxString& string, int *x, int *y,
 177                              int *descent = NULL,
 178                              int *externalLeading = NULL,
 179                              const wxFont *theFont = NULL) const;
 180     // Scroll stuff
 181     virtual void SetScrollbar(int orient, int pos, int thumbVisible,
 182       int range, bool refresh = true);
 183     virtual void SetScrollPos(int orient, int pos, bool refresh = true);
 184     virtual int GetScrollPos(int orient) const;
 185     virtual int GetScrollThumb(int orient) const;
 186     virtual int GetScrollRange(int orient) const;
 187     virtual void ScrollWindow(int dx, int dy, const wxRect *rect = NULL);
 188     virtual void DoSetVirtualSize(int x, int y);
 189     // Get the private handle (platform-dependent)
 190     virtual WXWidget GetHandle() const;
 191     // Convert client to screen coordinates
 192     virtual void DoClientToScreen(int *x, int *y) const;
 193     // Convert screen to client coordinates
 194     virtual void DoScreenToClient(int *x, int *y) const;
 195     // Capture/release mouse
 196     virtual void DoCaptureMouse();
 197     virtual void DoReleaseMouse();
 198     // Get window position, relative to parent (or screen if no parent)
 199     virtual void DoGetPosition(int *x, int *y) const;
 200     // Get overall window size
 201     virtual void DoGetSize(int *width, int *height) const;
 202     // Get/set client (application-useable) size
 203     virtual void DoGetClientSize(int *width, int *height) const;
 204     virtual void DoSetClientSize(int width, int size);
 205     // Set this window's tooltip
 206     virtual void DoSetToolTip( wxToolTip *tip );
 207     // Set the size of the wxWindow (the contentView of an NSWindow)
 208     // wxTopLevelWindow will override this and set the NSWindow size
 209     // such that the contentView will be this size
 210     virtual void CocoaSetWxWindowSize(int width, int height);
 211     // Set overall size and position
 212     virtual void DoSetSize(int x, int y, int width, int height, int sizeFlags = wxSIZE_AUTO);
 213     virtual void DoMoveWindow(int x, int y, int width, int height);
 214     // Popup a menu
 215     virtual bool DoPopupMenu(wxMenu *menu, int x, int y);
 216
 217     /* Other implementation */
 218
 219     // NOTE: typically Close() is not virtual, but we want this for Cocoa
 220     virtual bool Close( bool force = false );
 221     virtual bool Show( bool show = true );
 222     virtual void DoEnable( bool enable );
 223
 224     virtual bool IsDoubleBuffered() const { return true; }
 225 };
 226
 227 #endif // __WX_COCOA_WINDOW_H__