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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_FWD_BASE wxArrayInt; | |
27 | class WXDLLIMPEXP_FWD_BASE wxArrayString; | |
28 | ||
29 | // ---------------------------------------------------------------------------- | |
30 | // global data | |
31 | // ---------------------------------------------------------------------------- | |
32 | ||
33 | extern WXDLLIMPEXP_DATA_CORE(const char) wxListBoxNameStr[]; | |
34 | ||
35 | // ---------------------------------------------------------------------------- | |
36 | // wxListBox interface is defined by the class wxListBoxBase | |
37 | // ---------------------------------------------------------------------------- | |
38 | ||
39 | class WXDLLIMPEXP_CORE wxListBoxBase : public wxControlWithItems | |
40 | { | |
41 | public: | |
42 | wxListBoxBase() { } | |
43 | virtual ~wxListBoxBase(); | |
44 | ||
45 | void InsertItems(unsigned int nItems, const wxString *items, unsigned int pos) | |
46 | { Insert(nItems, items, pos); } | |
47 | void InsertItems(const wxArrayString& items, unsigned int pos) | |
48 | { Insert(items, pos); } | |
49 | ||
50 | // multiple selection logic | |
51 | virtual bool IsSelected(int n) const = 0; | |
52 | virtual void SetSelection(int n) { DoSetSelection(n, true); } | |
53 | void SetSelection(int n, bool select) { DoSetSelection(n, select); } | |
54 | void Deselect(int n) { DoSetSelection(n, false); } | |
55 | void DeselectAll(int itemToLeaveSelected = -1); | |
56 | ||
57 | virtual bool SetStringSelection(const wxString& s, bool select); | |
58 | virtual bool SetStringSelection(const wxString& s) | |
59 | { | |
60 | return SetStringSelection(s, true); | |
61 | } | |
62 | ||
63 | // works for single as well as multiple selection listboxes (unlike | |
64 | // GetSelection which only works for listboxes with single selection) | |
65 | virtual int GetSelections(wxArrayInt& aSelections) const = 0; | |
66 | ||
67 | // set the specified item at the first visible item or scroll to max | |
68 | // range. | |
69 | void SetFirstItem(int n) { DoSetFirstItem(n); } | |
70 | void SetFirstItem(const wxString& s); | |
71 | ||
72 | // ensures that the given item is visible scrolling the listbox if | |
73 | // necessary | |
74 | virtual void EnsureVisible(int n); | |
75 | ||
76 | // a combination of Append() and EnsureVisible(): appends the item to the | |
77 | // listbox and ensures that it is visible i.e. not scrolled out of view | |
78 | void AppendAndEnsureVisible(const wxString& s); | |
79 | ||
80 | // return true if the listbox allows multiple selection | |
81 | bool HasMultipleSelection() const | |
82 | { | |
83 | return (m_windowStyle & wxLB_MULTIPLE) || | |
84 | (m_windowStyle & wxLB_EXTENDED); | |
85 | } | |
86 | ||
87 | // override wxItemContainer::IsSorted | |
88 | virtual bool IsSorted() const { return HasFlag( wxLB_SORT ); } | |
89 | ||
90 | // emulate selecting or deselecting the item event.GetInt() (depending on | |
91 | // event.GetExtraLong()) | |
92 | void Command(wxCommandEvent& event); | |
93 | ||
94 | // returns the item number at a point or wxNOT_FOUND | |
95 | int HitTest(const wxPoint& point) const { return DoListHitTest(point); } | |
96 | ||
97 | // For generating events in multiple and extended mode | |
98 | wxArrayInt m_oldSelections; | |
99 | void UpdateOldSelections(); | |
100 | void CalcAndSendEvent(); | |
101 | ||
102 | protected: | |
103 | virtual void DoSetFirstItem(int n) = 0; | |
104 | ||
105 | virtual void DoSetSelection(int n, bool select) = 0; | |
106 | ||
107 | // there is already wxWindow::DoHitTest() so call this one differently | |
108 | virtual int DoListHitTest(const wxPoint& WXUNUSED(point)) const | |
109 | { return wxNOT_FOUND; } | |
110 | ||
111 | private: | |
112 | DECLARE_NO_COPY_CLASS(wxListBoxBase) | |
113 | }; | |
114 | ||
115 | // ---------------------------------------------------------------------------- | |
116 | // include the platform-specific class declaration | |
117 | // ---------------------------------------------------------------------------- | |
118 | ||
119 | #if defined(__WXUNIVERSAL__) | |
120 | #include "wx/univ/listbox.h" | |
121 | #elif defined(__WXMSW__) | |
122 | #include "wx/msw/listbox.h" | |
123 | #elif defined(__WXMOTIF__) | |
124 | #include "wx/motif/listbox.h" | |
125 | #elif defined(__WXGTK20__) | |
126 | #include "wx/gtk/listbox.h" | |
127 | #elif defined(__WXGTK__) | |
128 | #include "wx/gtk1/listbox.h" | |
129 | #elif defined(__WXMAC__) | |
130 | #include "wx/osx/listbox.h" | |
131 | #elif defined(__WXPM__) | |
132 | #include "wx/os2/listbox.h" | |
133 | #elif defined(__WXCOCOA__) | |
134 | #include "wx/cocoa/listbox.h" | |
135 | #endif | |
136 | ||
137 | #endif // wxUSE_LISTBOX | |
138 | ||
139 | #endif | |
140 | // _WX_LISTBOX_H_BASE_ |