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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: textctrl.h | |
3 | // Purpose: wxTextCtrl class | |
4 | // Author: Stefan Csomor | |
5 | // Modified by: | |
6 | // Created: 1998-01-01 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) Stefan Csomor | |
9 | // Licence: wxWindows licence | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | #ifndef _WX_TEXTCTRL_H_ | |
13 | #define _WX_TEXTCTRL_H_ | |
14 | ||
15 | #include "wx/control.h" | |
16 | ||
17 | WXDLLEXPORT_DATA(extern const wxChar) wxTextCtrlNameStr[]; | |
18 | ||
19 | // Single-line text item | |
20 | class WXDLLEXPORT wxTextCtrl: public wxTextCtrlBase | |
21 | { | |
22 | DECLARE_DYNAMIC_CLASS(wxTextCtrl) | |
23 | ||
24 | public: | |
25 | // creation | |
26 | // -------- | |
27 | wxTextCtrl() { Init(); } | |
28 | virtual ~wxTextCtrl(); | |
29 | wxTextCtrl(wxWindow *parent, wxWindowID id, | |
30 | const wxString& value = wxEmptyString, | |
31 | const wxPoint& pos = wxDefaultPosition, | |
32 | const wxSize& size = wxDefaultSize, long style = 0, | |
33 | const wxValidator& validator = wxDefaultValidator, | |
34 | const wxString& name = wxTextCtrlNameStr) | |
35 | { | |
36 | Init(); | |
37 | ||
38 | Create(parent, id, value, pos, size, style, validator, name); | |
39 | } | |
40 | ||
41 | bool Create(wxWindow *parent, wxWindowID id, | |
42 | const wxString& value = wxEmptyString, | |
43 | const wxPoint& pos = wxDefaultPosition, | |
44 | const wxSize& size = wxDefaultSize, long style = 0, | |
45 | const wxValidator& validator = wxDefaultValidator, | |
46 | const wxString& name = wxTextCtrlNameStr); | |
47 | ||
48 | // accessors | |
49 | // --------- | |
50 | virtual wxString GetValue() const ; | |
51 | virtual void SetValue(const wxString& value); | |
52 | ||
53 | virtual int GetLineLength(long lineNo) const; | |
54 | virtual wxString GetLineText(long lineNo) const; | |
55 | virtual int GetNumberOfLines() const; | |
56 | ||
57 | virtual bool IsModified() const; | |
58 | virtual bool IsEditable() const; | |
59 | ||
60 | // If the return values from and to are the same, there is no selection. | |
61 | virtual void GetSelection(long* from, long* to) const; | |
62 | ||
63 | // operations | |
64 | // ---------- | |
65 | ||
66 | // editing | |
67 | ||
68 | virtual void Clear(); | |
69 | virtual void Replace(long from, long to, const wxString& value); | |
70 | virtual void Remove(long from, long to); | |
71 | ||
72 | // sets/clears the dirty flag | |
73 | virtual void MarkDirty(); | |
74 | virtual void DiscardEdits(); | |
75 | ||
76 | // set the max number of characters which may be entered in a single line | |
77 | // text control | |
78 | virtual void SetMaxLength(unsigned long len) ; | |
79 | ||
80 | // text control under some platforms supports the text styles: these | |
81 | // methods allow to apply the given text style to the given selection or to | |
82 | // set/get the style which will be used for all appended text | |
83 | virtual bool SetStyle(long start, long end, const wxTextAttr& style); | |
84 | virtual bool SetDefaultStyle(const wxTextAttr& style); | |
85 | ||
86 | // writing text inserts it at the current position, appending always | |
87 | // inserts it at the end | |
88 | virtual void WriteText(const wxString& text); | |
89 | virtual void AppendText(const wxString& text); | |
90 | ||
91 | // translate between the position (which is just an index in the text ctrl | |
92 | // considering all its contents as a single strings) and (x, y) coordinates | |
93 | // which represent column and line. | |
94 | virtual long XYToPosition(long x, long y) const; | |
95 | virtual bool PositionToXY(long pos, long *x, long *y) const; | |
96 | ||
97 | virtual void ShowPosition(long pos); | |
98 | ||
99 | // Clipboard operations | |
100 | virtual void Copy(); | |
101 | virtual void Cut(); | |
102 | virtual void Paste(); | |
103 | ||
104 | virtual bool CanCopy() const; | |
105 | virtual bool CanCut() const; | |
106 | virtual bool CanPaste() const; | |
107 | ||
108 | // Undo/redo | |
109 | virtual void Undo(); | |
110 | virtual void Redo(); | |
111 | ||
112 | virtual bool CanUndo() const; | |
113 | virtual bool CanRedo() const; | |
114 | ||
115 | // Insertion point | |
116 | virtual void SetInsertionPoint(long pos); | |
117 | virtual void SetInsertionPointEnd(); | |
118 | virtual long GetInsertionPoint() const; | |
119 | virtual wxTextPos GetLastPosition() const; | |
120 | ||
121 | virtual void SetSelection(long from, long to); | |
122 | virtual void SetEditable(bool editable); | |
123 | ||
124 | // Implementation from now on | |
125 | // -------------------------- | |
126 | ||
127 | // Implementation | |
128 | // -------------- | |
129 | virtual void Command(wxCommandEvent& event); | |
130 | ||
131 | virtual bool AcceptsFocus() const; | |
132 | ||
133 | // callbacks | |
134 | void OnDropFiles(wxDropFilesEvent& event); | |
135 | void OnChar(wxKeyEvent& event); // Process 'enter' if required | |
136 | ||
137 | void OnCut(wxCommandEvent& event); | |
138 | void OnCopy(wxCommandEvent& event); | |
139 | void OnPaste(wxCommandEvent& event); | |
140 | void OnUndo(wxCommandEvent& event); | |
141 | void OnRedo(wxCommandEvent& event); | |
142 | ||
143 | void OnUpdateCut(wxUpdateUIEvent& event); | |
144 | void OnUpdateCopy(wxUpdateUIEvent& event); | |
145 | void OnUpdatePaste(wxUpdateUIEvent& event); | |
146 | void OnUpdateUndo(wxUpdateUIEvent& event); | |
147 | void OnUpdateRedo(wxUpdateUIEvent& event); | |
148 | ||
149 | virtual bool MacCanFocus() const { return true ; } | |
150 | virtual bool MacSetupCursor( const wxPoint& pt ) ; | |
151 | ||
152 | virtual void MacSuperShown( bool show ) ; | |
153 | virtual bool Show(bool show = true) ; | |
154 | ||
155 | protected: | |
156 | // common part of all ctors | |
157 | void Init(); | |
158 | ||
159 | virtual wxSize DoGetBestSize() const; | |
160 | ||
161 | bool m_editable ; | |
162 | ||
163 | // flag is set to true when the user edits the controls contents | |
164 | bool m_dirty; | |
165 | ||
166 | // one of the following objects is used for representation, the other one is NULL | |
167 | void* m_macTE ; | |
168 | void* m_macTXN ; | |
169 | void* m_macTXNvars ; | |
170 | bool m_macUsesTXN ; | |
171 | unsigned long m_maxLength ; | |
172 | ||
173 | DECLARE_EVENT_TABLE() | |
174 | }; | |
175 | ||
176 | #endif | |
177 | // _WX_TEXTCTRL_H_ |