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1 | /////////////////////////////////////////////////////////////////////////////// | |
2 | // Name: wx/listbox.h | |
3 | // Purpose: wxListBox class interface | |
4 | // Author: Vadim Zeitlin | |
5 | // Modified by: | |
6 | // Created: 22.10.99 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) wxWidgets team | |
9 | // Licence: wxWindows licence | |
10 | /////////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | #ifndef _WX_LISTBOX_H_BASE_ | |
13 | #define _WX_LISTBOX_H_BASE_ | |
14 | ||
15 | // ---------------------------------------------------------------------------- | |
16 | // headers | |
17 | // ---------------------------------------------------------------------------- | |
18 | ||
19 | #include "wx/defs.h" | |
20 | ||
21 | #if wxUSE_LISTBOX | |
22 | ||
23 | #include "wx/ctrlsub.h" // base class | |
24 | ||
25 | // forward declarations are enough here | |
26 | class WXDLLIMPEXP_BASE wxArrayInt; | |
27 | class WXDLLIMPEXP_BASE wxArrayString; | |
28 | ||
29 | // ---------------------------------------------------------------------------- | |
30 | // global data | |
31 | // ---------------------------------------------------------------------------- | |
32 | ||
33 | extern WXDLLEXPORT_DATA(const wxChar*) wxListBoxNameStr; | |
34 | ||
35 | // ---------------------------------------------------------------------------- | |
36 | // wxListBox interface is defined by the class wxListBoxBase | |
37 | // ---------------------------------------------------------------------------- | |
38 | ||
39 | class WXDLLEXPORT wxListBoxBase : public wxControlWithItems | |
40 | { | |
41 | public: | |
42 | wxListBoxBase() { } | |
43 | virtual ~wxListBoxBase(); | |
44 | ||
45 | // all generic methods are in wxControlWithItems, except for the following | |
46 | // ones which are not yet implemented by wxChoice/wxComboBox | |
47 | void Insert(const wxString& item, int pos) | |
48 | { DoInsert(item, pos); } | |
49 | void Insert(const wxString& item, int pos, void *clientData) | |
50 | { DoInsert(item, pos); SetClientData(pos, clientData); } | |
51 | void Insert(const wxString& item, int pos, wxClientData *clientData) | |
52 | { DoInsert(item, pos); SetClientObject(pos, clientData); } | |
53 | ||
54 | void InsertItems(int nItems, const wxString *items, int pos); | |
55 | void InsertItems(const wxArrayString& items, int pos) | |
56 | { DoInsertItems(items, pos); } | |
57 | ||
58 | void Set(int n, const wxString* items, void **clientData = NULL); | |
59 | void Set(const wxArrayString& items, void **clientData = NULL) | |
60 | { DoSetItems(items, clientData); } | |
61 | ||
62 | // multiple selection logic | |
63 | virtual bool IsSelected(int n) const = 0; | |
64 | virtual void SetSelection(int n) { DoSetSelection(n, true); } | |
65 | void SetSelection(int n, bool select) { DoSetSelection(n, select); } | |
66 | void Deselect(int n) { DoSetSelection(n, false); } | |
67 | void DeselectAll(int itemToLeaveSelected = -1); | |
68 | ||
69 | virtual bool SetStringSelection(const wxString& s, bool select); | |
70 | virtual bool SetStringSelection(const wxString& s) | |
71 | { | |
72 | return SetStringSelection(s, true); | |
73 | } | |
74 | ||
75 | // works for single as well as multiple selection listboxes (unlike | |
76 | // GetSelection which only works for listboxes with single selection) | |
77 | virtual int GetSelections(wxArrayInt& aSelections) const = 0; | |
78 | ||
79 | // set the specified item at the first visible item or scroll to max | |
80 | // range. | |
81 | void SetFirstItem(int n) { DoSetFirstItem(n); } | |
82 | void SetFirstItem(const wxString& s); | |
83 | ||
84 | // ensures that the given item is visible scrolling the listbox if | |
85 | // necessary | |
86 | virtual void EnsureVisible(int n); | |
87 | ||
88 | // a combination of Append() and EnsureVisible(): appends the item to the | |
89 | // listbox and ensures that it is visible i.e. not scrolled out of view | |
90 | void AppendAndEnsureVisible(const wxString& s); | |
91 | ||
92 | // return true if the listbox allows multiple selection | |
93 | bool HasMultipleSelection() const | |
94 | { | |
95 | return (m_windowStyle & wxLB_MULTIPLE) || | |
96 | (m_windowStyle & wxLB_EXTENDED); | |
97 | } | |
98 | ||
99 | // return true if this listbox is sorted | |
100 | bool IsSorted() const { return (m_windowStyle & wxLB_SORT) != 0; } | |
101 | ||
102 | // emulate selecting or deselecting the item event.GetInt() (depending on | |
103 | // event.GetExtraLong()) | |
104 | void Command(wxCommandEvent& event); | |
105 | ||
106 | // compatibility - these functions are deprecated, use the new ones | |
107 | // instead | |
108 | bool Selected(int n) const { return IsSelected(n); } | |
109 | ||
110 | protected: | |
111 | // NB: due to wxGTK implementation details, DoInsert() is implemented | |
112 | // using DoInsertItems() and not the other way round | |
113 | virtual int DoInsert(const wxString& item, int pos) | |
114 | { InsertItems(1, &item, pos); return pos; } | |
115 | ||
116 | // to be implemented in derived classes | |
117 | virtual void DoInsertItems(const wxArrayString& items, int pos) = 0; | |
118 | virtual void DoSetItems(const wxArrayString& items, void **clientData) = 0; | |
119 | ||
120 | virtual void DoSetFirstItem(int n) = 0; | |
121 | ||
122 | virtual void DoSetSelection(int n, bool select) = 0; | |
123 | ||
124 | ||
125 | DECLARE_NO_COPY_CLASS(wxListBoxBase) | |
126 | }; | |
127 | ||
128 | // ---------------------------------------------------------------------------- | |
129 | // include the platform-specific class declaration | |
130 | // ---------------------------------------------------------------------------- | |
131 | ||
132 | #if defined(__WXUNIVERSAL__) | |
133 | #include "wx/univ/listbox.h" | |
134 | #elif defined(__WXMSW__) | |
135 | #include "wx/msw/listbox.h" | |
136 | #elif defined(__WXMOTIF__) | |
137 | #include "wx/motif/listbox.h" | |
138 | #elif defined(__WXGTK__) | |
139 | #include "wx/gtk/listbox.h" | |
140 | #elif defined(__WXMAC__) | |
141 | #include "wx/mac/listbox.h" | |
142 | #elif defined(__WXPM__) | |
143 | #include "wx/os2/listbox.h" | |
144 | #elif defined(__WXCOCOA__) | |
145 | #include "wx/cocoa/listbox.h" | |
146 | #endif | |
147 | ||
148 | #endif // wxUSE_LISTBOX | |
149 | ||
150 | #endif | |
151 | // _WX_LISTBOX_H_BASE_ |