include/wx/sizer.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        sizer.h
   3 // Purpose:     provide wxNewSizer class for layounting
   4 // Author:      Robert Roebling and Robin Dunn
   5 // Modified by:
   6 // Created:
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Robin Dunn, Dirk Holtwick and Robert Roebling
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef __WXSIZER_H__
  13 #define __WXSIZER_H__
  14
  15 #ifdef __GNUG__
  16 #pragma interface "sizer.h"
  17 #endif
  18
  19 #include "wx/defs.h"
  20
  21 #include "wx/window.h"
  22 #include "wx/frame.h"
  23 #include "wx/dialog.h"
  24
  25 //---------------------------------------------------------------------------
  26 // classes
  27 //---------------------------------------------------------------------------
  28
  29 class wxNewSizerItem;
  30 class wxNewSizer;
  31 class wxBorderNewSizer;
  32 class wxBoxNewSizer;
  33
  34 //---------------------------------------------------------------------------
  35 // wxNewSizerItem
  36 //---------------------------------------------------------------------------
  37
  38 class WXDLLEXPORT wxNewSizerItem: public wxObject
  39 {
  40 public:
  41   // spacer
  42   wxNewSizerItem( int width, int height, int option );
  43
  44   // window
  45   wxNewSizerItem( wxWindow *window, int option );
  46
  47   // subsizer
  48   wxNewSizerItem( wxNewSizer *sizer, int option );
  49
  50   virtual wxSize GetSize();
  51   virtual wxSize CalcMin();
  52   virtual void SetDimension( wxPoint pos, wxSize size );
  53
  54   bool IsWindow();
  55   bool IsNewSizer();
  56   bool IsSpacer();
  57
  58   wxWindow *GetWindow() const
  59     { return m_window; }
  60   wxNewSizer *GetNewSizer() const
  61     { return m_sizer; }
  62   int GetOption() const
  63     { return m_option; }
  64
  65 protected:
  66   wxWindow    *m_window;
  67   wxNewSizer     *m_sizer;
  68   wxSize       m_minSize;
  69   int          m_option;
  70 };
  71
  72 //---------------------------------------------------------------------------
  73 // wxNewSizer
  74 //---------------------------------------------------------------------------
  75
  76 class WXDLLEXPORT wxNewSizer: public wxObject
  77 {
  78 public:
  79    wxNewSizer();
  80    ~wxNewSizer();
  81
  82    virtual void Add( wxWindow *window, int option = 0 );
  83    virtual void Add( wxNewSizer *sizer, int option = 0  );
  84    virtual void Add( int width, int height, int option = 0  );
  85
  86    void SetDimension( int x, int y, int width, int height );
  87
  88    wxSize GetSize()
  89      { return m_size; }
  90    wxPoint GetPosition()
  91      { return m_position; }
  92    wxSize GetMinSize()
  93      { return CalcMin(); }
  94
  95    virtual void RecalcSizes() = 0;
  96    virtual wxSize CalcMin() = 0;
  97
  98    virtual void Layout();
  99
 100    void Fit( wxWindow *window );
 101    void SetSizeHints( wxWindow *window );
 102
 103 protected:
 104    wxSize  m_size;
 105    wxPoint m_position;
 106    wxList  m_children;
 107
 108    wxSize GetMinWindowSize( wxWindow *window );
 109 };
 110
 111 //---------------------------------------------------------------------------
 112 // wxBorderNewSizer
 113 //---------------------------------------------------------------------------
 114
 115 #define wxWEST  wxLEFT
 116 #define wxEAST  wxRIGHT
 117 #define wxNORTH wxUP
 118 #define wxSOUTH wxDOWN
 119 #define wxALL_DIRECTIONS (wxNORTH | wxSOUTH | wxEAST | wxWEST)
 120
 121 class WXDLLEXPORT wxBorderNewSizer: public wxNewSizer
 122 {
 123 public:
 124    wxBorderNewSizer( int sides = wxALL_DIRECTIONS );
 125
 126    virtual void Add( wxWindow *window, int option = 10 );
 127    virtual void Add( wxNewSizer *sizer, int option = 10 );
 128    virtual void Add( int width, int height, int option = 10 );
 129
 130    void RecalcSizes();
 131    wxSize CalcMin();
 132
 133    int GetSides()
 134      { return m_sides; }
 135
 136 protected:
 137    int    m_sides;
 138 };
 139
 140 //---------------------------------------------------------------------------
 141 // wxBoxNewSizer
 142 //---------------------------------------------------------------------------
 143
 144 class WXDLLEXPORT wxBoxNewSizer: public wxNewSizer
 145 {
 146 public:
 147    wxBoxNewSizer( int orient );
 148
 149    void RecalcSizes();
 150    wxSize CalcMin();
 151
 152    int GetOrientation()
 153      { return m_orient; }
 154
 155 protected:
 156     int m_orient;
 157     int m_stretchable;
 158     int m_minWidth;
 159     int m_minHeight;
 160     int m_fixedWidth;
 161     int m_fixedHeight;
 162 };
 163
 164 #endif
 165   // __WXSIZER_H__