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