include/wx/gtk/anybutton.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/gtk/anybutton.h
   3 // Purpose:     wxGTK wxAnyButton class declaration
   4 // Author:      Robert Roebling
   5 // Created:     1998-05-20 (extracted from button.h)
   6 // Copyright:   (c) 1998 Robert Roebling
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 #ifndef _WX_GTK_ANYBUTTON_H_
  11 #define _WX_GTK_ANYBUTTON_H_
  12
  13 //-----------------------------------------------------------------------------
  14 // wxAnyButton
  15 //-----------------------------------------------------------------------------
  16
  17 class WXDLLIMPEXP_CORE wxAnyButton : public wxAnyButtonBase
  18 {
  19 public:
  20     wxAnyButton()
  21     {
  22         m_isCurrent =
  23         m_isPressed = false;
  24     }
  25
  26     virtual bool Enable( bool enable = true );
  27
  28     // implementation
  29     // --------------
  30
  31     static wxVisualAttributes
  32     GetClassDefaultAttributes(wxWindowVariant variant = wxWINDOW_VARIANT_NORMAL);
  33
  34     // called from GTK callbacks: they update the button state and call
  35     // GTKUpdateBitmap()
  36     void GTKMouseEnters();
  37     void GTKMouseLeaves();
  38     void GTKPressed();
  39     void GTKReleased();
  40
  41 protected:
  42     virtual GdkWindow *GTKGetWindow(wxArrayGdkWindows& windows) const;
  43
  44     virtual wxBitmap DoGetBitmap(State which) const;
  45     virtual void DoSetBitmap(const wxBitmap& bitmap, State which);
  46     virtual void DoSetBitmapPosition(wxDirection dir);
  47
  48 private:
  49     typedef wxAnyButtonBase base_type;
  50
  51     // focus event handler: calls GTKUpdateBitmap()
  52     void GTKOnFocus(wxFocusEvent& event);
  53
  54     // update the bitmap to correspond to the current button state
  55     void GTKUpdateBitmap();
  56
  57     // return the current button state from m_isXXX flags (which means that it
  58     // might not correspond to the real current state as e.g. m_isCurrent will
  59     // never be true if we don't have a valid current bitmap)
  60     State GTKGetCurrentState() const;
  61
  62     // show the given bitmap (must be valid)
  63     void GTKDoShowBitmap(const wxBitmap& bitmap);
  64
  65
  66     // the bitmaps for the different state of the buttons, all of them may be
  67     // invalid and the button only shows a bitmap at all if State_Normal bitmap
  68     // is valid
  69     wxBitmap m_bitmaps[State_Max];
  70
  71     // true iff mouse is currently over the button
  72     bool m_isCurrent;
  73
  74     // true iff the button is in pressed state
  75     bool m_isPressed;
  76
  77     wxDECLARE_NO_COPY_CLASS(wxAnyButton);
  78 };
  79
  80 #endif // _WX_GTK_ANYBUTTON_H_