1 ///////////////////////////////////////////////////////////////////////////////
2 // Name:        wx/radiobox.h
3 // Purpose:     wxRadioBox declaration
4 // Author:      Vadim Zeitlin
5 // Modified by:
6 // Created:     10.09.00
7 // RCS-ID:      $Id: radiobox.h 54930 2008-08-02 19:45:23Z VZ $
8 // Copyright:   (c) Vadim Zeitlin
9 // Licence:     wxWindows licence
10 ///////////////////////////////////////////////////////////////////////////////
11 
12 #ifndef _WX_RADIOBOX_H_BASE_
13 #define _WX_RADIOBOX_H_BASE_
14 
15 #if wxUSE_RADIOBOX
16 
17 #include "wx/ctrlsub.h"
18 
19 #if wxUSE_TOOLTIPS
20 
21 #include "wx/dynarray.h"
22 
23 class WXDLLIMPEXP_FWD_CORE wxToolTip;
24 
25 WX_DEFINE_EXPORTED_ARRAY_PTR(wxToolTip *, wxToolTipArray);
26 
27 #endif // wxUSE_TOOLTIPS
28 
29 extern WXDLLEXPORT_DATA(const wxChar) wxRadioBoxNameStr[];
30 
31 // ----------------------------------------------------------------------------
32 // wxRadioBoxBase is not a normal base class, but rather a mix-in because the
33 // real wxRadioBox derives from different classes on different platforms: for
34 // example, it is a wxStaticBox in wxUniv and wxMSW but not in other ports
35 // ----------------------------------------------------------------------------
36 
37 class WXDLLEXPORT wxRadioBoxBase : public wxItemContainerImmutable
38 {
39 public:
40     virtual ~wxRadioBoxBase();
41 
42     // change/query the individual radio button state
43     virtual bool Enable(unsigned int n, bool enable = true) = 0;
44     virtual bool Show(unsigned int n, bool show = true) = 0;
45     virtual bool IsItemEnabled(unsigned int n) const = 0;
46     virtual bool IsItemShown(unsigned int n) const = 0;
47 
48     // return number of columns/rows in this radiobox
GetColumnCount()49     unsigned int GetColumnCount() const { return m_numCols; }
GetRowCount()50     unsigned int GetRowCount() const { return m_numRows; }
51 
52     // return the next active (i.e. shown and not disabled) item above/below/to
53     // the left/right of the given one
54     int GetNextItem(int item, wxDirection dir, long style) const;
55 
56 #if wxUSE_TOOLTIPS
57     // set the tooltip text for a radio item, empty string unsets any tooltip
58     void SetItemToolTip(unsigned int item, const wxString& text);
59 
60     // get the individual items tooltip; returns NULL if none
GetItemToolTip(unsigned int item)61     wxToolTip *GetItemToolTip(unsigned int item) const
62         { return m_itemsTooltips ? (*m_itemsTooltips)[item] : NULL; }
63 #endif // wxUSE_TOOLTIPS
64 
65 #if wxUSE_HELP
66     // set helptext for a particular item, pass an empty string to erase it
67     void SetItemHelpText(unsigned int n, const wxString& helpText);
68 
69     // retrieve helptext for a particular item, empty string means no help text
70     wxString GetItemHelpText(unsigned int n) const;
71 #else // wxUSE_HELP
72     // just silently ignore the help text, it's better than requiring using
73     // conditional compilation in all code using this function
SetItemHelpText(unsigned int WXUNUSED (n),const wxString & WXUNUSED (helpText))74     void SetItemHelpText(unsigned int WXUNUSED(n),
75                          const wxString& WXUNUSED(helpText))
76     {
77     }
78 #endif // wxUSE_HELP
79 
80     // returns the radio item at the given position or wxNOT_FOUND if none
81     // (currently implemented only under MSW and GTK)
GetItemFromPoint(const wxPoint & WXUNUSED (pt))82     virtual int GetItemFromPoint(const wxPoint& WXUNUSED(pt)) const
83     {
84         return wxNOT_FOUND;
85     }
86 
87 
88     // deprecated functions
89     // --------------------
90 
91 #if WXWIN_COMPATIBILITY_2_4
92     wxDEPRECATED( int GetNumberOfRowsOrCols() const );
93     wxDEPRECATED( void SetNumberOfRowsOrCols(int n) );
94 #endif // WXWIN_COMPATIBILITY_2_4
95 
96 protected:
wxRadioBoxBase()97     wxRadioBoxBase()
98     {
99         m_numCols =
100         m_numRows =
101         m_majorDim = 0;
102 
103 #if wxUSE_TOOLTIPS
104         m_itemsTooltips = NULL;
105 #endif // wxUSE_TOOLTIPS
106     }
107 
108     // return the number of items in major direction (which depends on whether
109     // we have wxRA_SPECIFY_COLS or wxRA_SPECIFY_ROWS style)
GetMajorDim()110     unsigned int GetMajorDim() const { return m_majorDim; }
111 
112     // sets m_majorDim and also updates m_numCols/Rows
113     //
114     // the style parameter should be the style of the radiobox itself
115     void SetMajorDim(unsigned int majorDim, long style);
116 
117 #if wxUSE_TOOLTIPS
118     // called from SetItemToolTip() to really set the tooltip for the specified
119     // item in the box (or, if tooltip is NULL, to remove any existing one).
120     //
121     // NB: this function should really be pure virtual but to avoid breaking
122     //     the build of the ports for which it's not implemented yet we provide
123     //     an empty stub in the base class for now
124     virtual void DoSetItemToolTip(unsigned int item, wxToolTip *tooltip);
125 
126     // returns true if we have any item tooltips
HasItemToolTips()127     bool HasItemToolTips() const { return m_itemsTooltips != NULL; }
128 #endif // wxUSE_TOOLTIPS
129 
130 #if wxUSE_HELP
131     // Retrieve help text for an item: this is a helper for the implementation
132     // of wxWindow::GetHelpTextAtPoint() in the real radiobox class
133     wxString DoGetHelpTextAtPoint(const wxWindow *derived,
134                                   const wxPoint& pt,
135                                   wxHelpEvent::Origin origin) const;
136 #endif // wxUSE_HELP
137 
138 private:
139     // the number of elements in major dimension (i.e. number of columns if
140     // wxRA_SPECIFY_COLS or the number of rows if wxRA_SPECIFY_ROWS) and also
141     // the number of rows/columns calculated from it
142     unsigned int m_majorDim,
143                  m_numCols,
144                  m_numRows;
145 
146 #if wxUSE_TOOLTIPS
147     // array of tooltips for the individual items
148     //
149     // this array is initially NULL and initialized on first use
150     wxToolTipArray *m_itemsTooltips;
151 #endif
152 
153 #if wxUSE_HELP
154     // help text associated with a particular item or empty string if none
155     wxArrayString m_itemsHelpTexts;
156 #endif // wxUSE_HELP
157 };
158 
159 #if defined(__WXUNIVERSAL__)
160     #include "wx/univ/radiobox.h"
161 #elif defined(__WXMSW__)
162     #include "wx/msw/radiobox.h"
163 #elif defined(__WXMOTIF__)
164     #include "wx/motif/radiobox.h"
165 #elif defined(__WXGTK20__)
166     #include "wx/gtk/radiobox.h"
167 #elif defined(__WXGTK__)
168     #include "wx/gtk1/radiobox.h"
169 #elif defined(__WXMAC__)
170     #include "wx/mac/radiobox.h"
171 #elif defined(__WXCOCOA__)
172     #include "wx/cocoa/radiobox.h"
173 #elif defined(__WXPM__)
174     #include "wx/os2/radiobox.h"
175 #elif defined(__WXPALMOS__)
176     #include "wx/palmos/radiobox.h"
177 #endif
178 
179 #endif // wxUSE_RADIOBOX
180 
181 #endif // _WX_RADIOBOX_H_BASE_
182