include/wx/gtk/window.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        window.h
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Created:     01/02/97
   6 // Id:
   7 // Copyright:   (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11
  12 #ifndef __GTKWINDOWH__
  13 #define __GTKWINDOWH__
  14
  15 #ifdef __GNUG__
  16 #pragma interface
  17 #endif
  18
  19 #include "wx/defs.h"
  20 #include "wx/object.h"
  21 #include "wx/list.h"
  22 #include "wx/event.h"
  23 #include "wx/validate.h"
  24 #include "wx/cursor.h"
  25 #include "wx/font.h"
  26 #include "wx/dc.h"
  27 #include "wx/region.h"
  28 #include "wx/dnd.h"
  29
  30 //-----------------------------------------------------------------------------
  31 // global data
  32 //-----------------------------------------------------------------------------
  33
  34 extern const char *wxFrameNameStr;
  35 extern wxList wxTopLevelWindows;
  36
  37 //-----------------------------------------------------------------------------
  38 // classes
  39 //-----------------------------------------------------------------------------
  40
  41 class wxLayoutConstraints;
  42 class wxSizer;
  43
  44 class wxWindow;
  45 class wxCanvas;
  46
  47 //-----------------------------------------------------------------------------
  48 // global data
  49 //-----------------------------------------------------------------------------
  50
  51 extern const char *wxPanelNameStr;
  52 extern const wxSize wxDefaultSize;
  53 extern const wxPoint wxDefaultPosition;
  54
  55 //-----------------------------------------------------------------------------
  56 // wxWindow
  57 //-----------------------------------------------------------------------------
  58
  59 class wxWindow: public wxEvtHandler
  60 {
  61 public:
  62   wxWindow();
  63   wxWindow( wxWindow *parent, wxWindowID id,
  64     const wxPoint &pos = wxDefaultPosition, const wxSize &size = wxDefaultSize,
  65     long style = 0, const wxString &name = wxPanelNameStr );
  66   bool Create( wxWindow *parent, wxWindowID id,
  67     const wxPoint &pos = wxDefaultPosition, const wxSize &size = wxDefaultSize,
  68     long style = 0, const wxString &name = wxPanelNameStr );
  69   virtual ~wxWindow();
  70   bool Close( bool force = FALSE );
  71   virtual bool Destroy();
  72   virtual bool DestroyChildren();
  73
  74   virtual void PrepareDC( wxDC &dc );
  75
  76   virtual void SetSize( int x, int y, int width, int height,
  77     int sizeFlags = wxSIZE_AUTO );
  78   virtual void SetSize( int width, int height );
  79   virtual void Move( int x, int y );
  80   virtual void GetSize( int *width, int *height ) const;
  81   virtual void SetClientSize( int const width, int const height );
  82   virtual void GetClientSize( int *width, int *height ) const;
  83   virtual void GetPosition( int *x, int *y ) const;
  84   virtual void Centre( int direction = wxHORIZONTAL );
  85   virtual void Fit();
  86
  87   void OnSize( wxSizeEvent &event );
  88   void OnIdle( wxIdleEvent& event );
  89
  90   virtual bool Show( bool show );
  91   virtual void Enable( bool enable );
  92   virtual void MakeModal( bool modal );
  93   virtual bool IsEnabled() const { return m_isEnabled; };
  94   virtual void SetFocus();
  95   virtual bool OnClose();
  96
  97   virtual void AddChild( wxWindow *child );
  98   wxList *GetChildren();
  99   virtual void RemoveChild( wxWindow *child );
 100   void SetReturnCode( int retCode );
 101   int GetReturnCode();
 102   wxWindow *GetParent();
 103
 104   wxEvtHandler *GetEventHandler();
 105   void SetEventhandler( wxEvtHandler *handler );
 106
 107   virtual wxValidator *GetValidator();
 108   virtual void SetValidator( wxValidator *validator );
 109
 110   bool IsBeingDeleted();
 111
 112   void SetId( wxWindowID id );
 113   wxWindowID GetId();
 114
 115   void SetCursor( const wxCursor &cursor );
 116
 117   virtual void Refresh( bool eraseBackground = TRUE, const wxRect *rect = NULL );
 118   virtual void Clear();
 119   virtual bool IsExposed( long x, long y );
 120   virtual bool IsExposed( long x, long y, long width, long height );
 121
 122   virtual wxColour GetBackgroundColour() const;
 123   virtual void SetBackgroundColour( const wxColour &colour );
 124
 125   virtual void SetDefaultBackgroundColour( const wxColour& col )
 126     { m_defaultBackgroundColour = col; };
 127   virtual wxColour GetDefaultBackgroundColour() const
 128     { return m_defaultBackgroundColour; };
 129   virtual void SetDefaultForegroundColour( const wxColour& col )
 130     { m_defaultForegroundColour = col; };
 131   virtual wxColour GetDefaultForegroundColour() const
 132     { return m_defaultForegroundColour; };
 133
 134   virtual void SetFont( const wxFont &font );
 135   virtual wxFont *GetFont();
 136   // For backward compatibility
 137   inline virtual void SetButtonFont(const wxFont& font) { SetFont(font); }
 138   inline virtual void SetLabelFont(const wxFont& font) { SetFont(font); }
 139   inline virtual wxFont *GetLabelFont() { return GetFont(); };
 140   inline virtual wxFont *GetButtonFont() { return GetFont(); };
 141   virtual void SetWindowStyleFlag( long flag );
 142   virtual long GetWindowStyleFlag() const;
 143   virtual void CaptureMouse();
 144   virtual void ReleaseMouse();
 145   virtual void SetTitle( const wxString &title );
 146   virtual wxString GetTitle() const;
 147   virtual void SetName( const wxString &name );
 148   virtual wxString GetName() const;
 149   virtual wxString GetLabel() const;
 150
 151   void OnSysColourChanged( wxSysColourChangedEvent &WXUNUSED(event) ) {};
 152
 153   virtual bool IsShown() const;
 154   virtual bool IsRetained();
 155   virtual wxWindow *FindWindow( long id );
 156   virtual wxWindow *FindWindow( const wxString& name );
 157   void AllowDoubleClick( bool WXUNUSED(allow) ) {};
 158   void SetDoubleClick( bool WXUNUSED(allow) ) {};
 159   virtual void ClientToScreen( int *x, int *y );
 160   virtual void ScreenToClient( int *x, int *y );
 161
 162   virtual bool Validate();
 163   virtual bool TransferDataToWindow();
 164   virtual bool TransferDataFromWindow();
 165   void OnInitDialog( wxInitDialogEvent &event );
 166   virtual void InitDialog();
 167
 168   virtual void SetDropTarget( wxDropTarget *dropTarget );
 169   virtual wxDropTarget *GetDropTarget() const;
 170 private:
 171   virtual GtkWidget* GetDropTargetWidget(void);
 172
 173 public:
 174   virtual void SetScrollbar( int orient, int pos, int thumbVisible,
 175     int range, bool refresh = TRUE );
 176   virtual void SetScrollPos( int orient, int pos, bool refresh = TRUE );
 177   virtual int GetScrollPos( int orient ) const;
 178   virtual int GetScrollThumb( int orient ) const;
 179   virtual int GetScrollRange( int orient ) const;
 180   virtual void ScrollWindow( int dx, int dy, const wxRect* rect = NULL );
 181
 182   // return FALSE from here if the window doesn't want the focus
 183   virtual bool AcceptsFocus() const;
 184
 185   // update the UI state (called from OnIdle)
 186   void UpdateWindowUI();
 187
 188
 189 public:         // cannot get private going yet
 190
 191   void PreCreation( wxWindow *parent, wxWindowID id, const wxPoint &pos,
 192     const wxSize &size, long style, const wxString &name );
 193   void PostCreation();
 194   bool HasVMT();
 195   virtual void ImplementSetSize();
 196   virtual void ImplementSetPosition();
 197   void GetDrawingOffset( long *x, long *y );
 198
 199   wxWindow       *m_parent;
 200   wxList          m_children;
 201   int             m_x,m_y;
 202   int             m_width,m_height;
 203   int             m_retCode;
 204   wxEvtHandler   *m_eventHandler;
 205   wxValidator    *m_windowValidator;
 206   wxDropTarget   *m_pDropTarget;
 207   wxWindowID      m_windowId;
 208   wxCursor       *m_cursor;
 209   wxFont          m_font;
 210   wxColour        m_backgroundColour;
 211   wxColour        m_defaultBackgroundColour;
 212   wxColour        m_foregroundColour ;
 213   wxColour        m_defaultForegroundColour;
 214   wxRegion        m_updateRegion;
 215   long            m_windowStyle;
 216   bool            m_isShown;
 217   bool            m_isEnabled;
 218   wxString        m_windowName;
 219   long            m_drawingOffsetX,m_drawingOffsetY;
 220
 221   GtkWidget      *m_widget;
 222   GtkWidget      *m_wxwindow;
 223   GtkAdjustment  *m_hAdjust,*m_vAdjust;
 224   float           m_oldHorizontalPos;
 225   float           m_oldVerticalPos;
 226   bool            m_needParent;
 227   bool            m_hasScrolling;
 228   bool            m_hasVMT;
 229   bool            m_sizeSet;
 230   bool            m_resizing;
 231
 232 public:  // Layout section
 233
 234   wxLayoutConstraints * m_constraints;
 235   wxList *              m_constraintsInvolvedIn;
 236   wxSizer *             m_windowSizer;
 237   wxWindow *            m_sizerParent;
 238   bool                  m_autoLayout;
 239
 240   wxLayoutConstraints *GetConstraints() const;
 241   void SetConstraints( wxLayoutConstraints *constraints );
 242   void SetAutoLayout( bool autoLayout );
 243   bool GetAutoLayout() const;
 244   bool Layout();
 245   void SetSizer( wxSizer *sizer );
 246   wxSizer *GetSizer() const;
 247   void SetSizerParent( wxWindow *win );
 248   wxWindow *GetSizerParent() const;
 249   void UnsetConstraints(wxLayoutConstraints *c);
 250   inline wxList *GetConstraintsInvolvedIn() const ;
 251   void AddConstraintReference(wxWindow *otherWin);
 252   void RemoveConstraintReference(wxWindow *otherWin);
 253   void DeleteRelatedConstraints();
 254   virtual void ResetConstraints();
 255   virtual void SetConstraintSizes(bool recurse = TRUE);
 256   virtual bool LayoutPhase1(int *noChanges);
 257   virtual bool LayoutPhase2(int *noChanges);
 258   virtual bool DoPhase(int);
 259   virtual void TransformSizerToActual(int *x, int *y) const ;
 260   virtual void SizerSetSize(int x, int y, int w, int h);
 261   virtual void SizerMove(int x, int y);
 262   virtual void SetSizeConstraint(int x, int y, int w, int h);
 263   virtual void MoveConstraint(int x, int y);
 264   virtual void GetSizeConstraint(int *w, int *h) const ;
 265   virtual void GetClientSizeConstraint(int *w, int *h) const ;
 266   virtual void GetPositionConstraint(int *x, int *y) const ;
 267
 268   DECLARE_DYNAMIC_CLASS(wxWindow)
 269   DECLARE_EVENT_TABLE()
 270 };
 271
 272 #endif // __GTKWINDOWH__