include/wx/gtk/control.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/gtk/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 typedef struct _GtkEntry GtkEntry;
  16
  17 //-----------------------------------------------------------------------------
  18 // wxControl
  19 //-----------------------------------------------------------------------------
  20
  21 // C-linkage function pointer types for GetDefaultAttributesFromGTKWidget
  22 extern "C" {
  23     typedef GtkWidget* (*wxGtkWidgetNew_t)(void);
  24     typedef GtkWidget* (*wxGtkWidgetNewFromStr_t)(const char*);
  25     typedef GtkWidget* (*wxGtkWidgetNewFromAdj_t)(GtkAdjustment*);
  26 }
  27
  28 class WXDLLIMPEXP_CORE wxControl : public wxControlBase
  29 {
  30     typedef wxControlBase base_type;
  31 public:
  32     wxControl();
  33     wxControl(wxWindow *parent, wxWindowID id,
  34              const wxPoint& pos = wxDefaultPosition,
  35              const wxSize& size = wxDefaultSize, long style = 0,
  36              const wxValidator& validator = wxDefaultValidator,
  37              const wxString& name = wxControlNameStr)
  38     {
  39         Create(parent, id, pos, size, style, validator, name);
  40     }
  41
  42     bool Create(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     virtual wxVisualAttributes GetDefaultAttributes() const;
  49 #ifdef __WXGTK3__
  50     virtual bool SetFont(const wxFont& font);
  51 #endif
  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 #if wxUSE_MARKUP
  60     void GTKSetLabelWithMarkupForLabel(GtkLabel *w, const wxString& label);
  61 #endif // wxUSE_MARKUP
  62
  63     // GtkFrame helpers
  64     GtkWidget* GTKCreateFrame(const wxString& label);
  65     void GTKSetLabelForFrame(GtkFrame *w, const wxString& label);
  66     void GTKFrameApplyWidgetStyle(GtkFrame* w, GtkRcStyle* rc);
  67     void GTKFrameSetMnemonicWidget(GtkFrame* w, GtkWidget* widget);
  68
  69     // remove mnemonics ("&"s) from the label
  70     static wxString GTKRemoveMnemonics(const wxString& label);
  71
  72     // converts wx label to GTK+ label, i.e. basically replace "&"s with "_"s
  73     static wxString GTKConvertMnemonics(const wxString &label);
  74
  75     // converts wx label to GTK+ labels preserving Pango markup
  76     static wxString GTKConvertMnemonicsWithMarkup(const wxString& label);
  77
  78     // These are used by GetDefaultAttributes
  79     static wxVisualAttributes
  80         GetDefaultAttributesFromGTKWidget(GtkWidget* widget,
  81                                           bool useBase = false,
  82                                           int state = 0);
  83     static wxVisualAttributes
  84         GetDefaultAttributesFromGTKWidget(wxGtkWidgetNew_t,
  85                                           bool useBase = false,
  86                                           int state = 0);
  87     static wxVisualAttributes
  88         GetDefaultAttributesFromGTKWidget(wxGtkWidgetNewFromStr_t,
  89                                           bool useBase = false,
  90                                           int state = 0);
  91
  92     static wxVisualAttributes
  93         GetDefaultAttributesFromGTKWidget(wxGtkWidgetNewFromAdj_t,
  94                                           bool useBase = false,
  95                                           int state = 0);
  96
  97     // Widgets that use the style->base colour for the BG colour should
  98     // override this and return true.
  99     virtual bool UseGTKStyleBase() const { return false; }
 100
 101     // Fix sensitivity due to bug in GTK+ < 2.14
 102     void GTKFixSensitivity(bool onlyIfUnderMouse = true);
 103
 104     // Ask GTK+ for preferred size. Use it after setting the font.
 105     wxSize GTKGetPreferredSize(GtkWidget* widget) const;
 106
 107     // Inner margins in a GtkEntry
 108     wxPoint GTKGetEntryMargins(GtkEntry* entry) const;
 109
 110 private:
 111     DECLARE_DYNAMIC_CLASS(wxControl)
 112 };
 113
 114 #endif // _WX_GTK_CONTROL_H_