include/wx/gtk/control.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        control.h
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Id:          $Id$
   6 // Copyright:   (c) 1998 Robert Roebling, Julian Smart
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 #ifndef __GTKCONTROLH__
  11 #define __GTKCONTROLH__
  12
  13 #include "wx/defs.h"
  14 #include "wx/object.h"
  15 #include "wx/list.h"
  16 #include "wx/window.h"
  17
  18 //-----------------------------------------------------------------------------
  19 // classes
  20 //-----------------------------------------------------------------------------
  21
  22 class WXDLLIMPEXP_CORE wxControl;
  23
  24 typedef struct _GtkLabel GtkLabel;
  25 typedef struct _GtkFrame GtkFrame;
  26
  27 //-----------------------------------------------------------------------------
  28 // wxControl
  29 //-----------------------------------------------------------------------------
  30
  31 // C-linkage function pointer types for GetDefaultAttributesFromGTKWidget
  32 extern "C" {
  33     typedef GtkWidget* (*wxGtkWidgetNew_t)(void);
  34     typedef GtkWidget* (*wxGtkWidgetNewFromStr_t)(const gchar*);
  35     typedef GtkWidget* (*wxGtkWidgetNewFromAdj_t)(GtkAdjustment*);
  36 }
  37
  38 class WXDLLIMPEXP_CORE wxControl : public wxControlBase
  39 {
  40 public:
  41     wxControl();
  42     wxControl(wxWindow *parent, wxWindowID id,
  43              const wxPoint& pos = wxDefaultPosition,
  44              const wxSize& size = wxDefaultSize, long style = 0,
  45              const wxValidator& validator = wxDefaultValidator,
  46              const wxString& name = wxControlNameStr)
  47     {
  48         Create(parent, id, pos, size, style, validator, name);
  49     }
  50
  51     bool Create(wxWindow *parent, wxWindowID id,
  52             const wxPoint& pos = wxDefaultPosition,
  53             const wxSize& size = wxDefaultSize, long style = 0,
  54             const wxValidator& validator = wxDefaultValidator,
  55             const wxString& name = wxControlNameStr);
  56
  57     virtual void SetLabel( const wxString &label );
  58     virtual wxString GetLabel() const;
  59
  60     virtual wxVisualAttributes GetDefaultAttributes() const;
  61
  62 protected:
  63     virtual wxSize DoGetBestSize() const;
  64     void PostCreation(const wxSize& size);
  65
  66     // sets the label to the given string and also sets it for the given widget
  67     void GTKSetLabelForLabel(GtkLabel *w, const wxString& label);
  68
  69     // as GTKSetLabelForLabel() but for a GtkFrame widget
  70     void GTKSetLabelForFrame(GtkFrame *w, const wxString& label);
  71
  72     // remove mnemonics ("&"s) from the label
  73     static wxString GTKRemoveMnemonics(const wxString& label);
  74
  75     // converts wx label to GTK+ label, i.e. basically replace "&"s with "_"s
  76     //
  77     // for GTK+ 1 (which doesn't support mnemonics) this is the same as
  78     // GTKRemoveMnemonics()
  79     static wxString GTKConvertMnemonics(const wxString &label);
  80
  81     // These are used by GetDefaultAttributes
  82     static wxVisualAttributes
  83         GetDefaultAttributesFromGTKWidget(GtkWidget* widget,
  84                                           bool useBase = false,
  85                                           int state = -1);
  86     static wxVisualAttributes
  87         GetDefaultAttributesFromGTKWidget(wxGtkWidgetNew_t,
  88                                           bool useBase = false,
  89                                           int state = -1);
  90     static wxVisualAttributes
  91         GetDefaultAttributesFromGTKWidget(wxGtkWidgetNewFromStr_t,
  92                                           bool useBase = false,
  93                                           int state = -1);
  94
  95     static wxVisualAttributes
  96         GetDefaultAttributesFromGTKWidget(wxGtkWidgetNewFromAdj_t,
  97                                           bool useBase = false,
  98                                           int state = -1);
  99
 100     // Widgets that use the style->base colour for the BG colour should
 101     // override this and return true.
 102     virtual bool UseGTKStyleBase() const { return false; }
 103
 104     // this field contains the label in wx format, i.e. with "&" mnemonics
 105     wxString m_label;
 106
 107 private:
 108     DECLARE_DYNAMIC_CLASS(wxControl)
 109 };
 110
 111 #endif // __GTKCONTROLH__