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git.saurik.com Git - wxWidgets.git/blob - include/wx/gtk/textctrl.h
1 /////////////////////////////////////////////////////////////////////////////
4 // Author: Robert Roebling
7 // Copyright: (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
8 // Licence: wxWindows licence
9 /////////////////////////////////////////////////////////////////////////////
11 #ifndef __GTKTEXTCTRLH__
12 #define __GTKTEXTCTRLH__
15 #pragma interface "textctrl.h"
18 //-----------------------------------------------------------------------------
20 //-----------------------------------------------------------------------------
24 //-----------------------------------------------------------------------------
26 //-----------------------------------------------------------------------------
28 class wxTextCtrl
: public wxTextCtrlBase
31 wxTextCtrl() { Init(); }
32 wxTextCtrl(wxWindow
*parent
,
34 const wxString
&value
= wxEmptyString
,
35 const wxPoint
&pos
= wxDefaultPosition
,
36 const wxSize
&size
= wxDefaultSize
,
38 const wxValidator
& validator
= wxDefaultValidator
,
39 const wxString
&name
= wxTextCtrlNameStr
);
41 bool Create(wxWindow
*parent
,
43 const wxString
&value
= wxEmptyString
,
44 const wxPoint
&pos
= wxDefaultPosition
,
45 const wxSize
&size
= wxDefaultSize
,
47 const wxValidator
& validator
= wxDefaultValidator
,
48 const wxString
&name
= wxTextCtrlNameStr
);
50 // implement base class pure virtuals
51 // ----------------------------------
53 virtual wxString
GetValue() const;
54 virtual void SetValue(const wxString
& value
);
56 virtual int GetLineLength(long lineNo
) const;
57 virtual wxString
GetLineText(long lineNo
) const;
58 virtual int GetNumberOfLines() const;
60 virtual bool IsModified() const;
61 virtual bool IsEditable() const;
63 // If the return values from and to are the same, there is no selection.
64 virtual void GetSelection(long* from
, long* to
) const;
71 virtual void Replace(long from
, long to
, const wxString
& value
);
72 virtual void Remove(long from
, long to
);
74 // clears the dirty flag
75 virtual void DiscardEdits();
77 virtual void SetMaxLength(unsigned long len
);
79 // writing text inserts it at the current position, appending always
80 // inserts it at the end
81 virtual void WriteText(const wxString
& text
);
82 virtual void AppendText(const wxString
& text
);
84 // apply text attribute to the range of text (only works with richedit
86 virtual bool SetStyle(long start
, long end
, const wxTextAttr
& style
);
88 // translate between the position (which is just an index in the text ctrl
89 // considering all its contents as a single strings) and (x, y) coordinates
90 // which represent column and line.
91 virtual long XYToPosition(long x
, long y
) const;
92 virtual bool PositionToXY(long pos
, long *x
, long *y
) const;
94 virtual void ShowPosition(long pos
);
96 // Clipboard operations
105 virtual bool CanUndo() const;
106 virtual bool CanRedo() const;
109 virtual void SetInsertionPoint(long pos
);
110 virtual void SetInsertionPointEnd();
111 virtual long GetInsertionPoint() const;
112 virtual long GetLastPosition() const;
114 virtual void SetSelection(long from
, long to
);
115 virtual void SetEditable(bool editable
);
117 virtual bool Enable( bool enable
);
119 // Implementation from now on
120 void OnDropFiles( wxDropFilesEvent
&event
);
121 void OnChar( wxKeyEvent
&event
);
123 void OnCut(wxCommandEvent
& event
);
124 void OnCopy(wxCommandEvent
& event
);
125 void OnPaste(wxCommandEvent
& event
);
126 void OnUndo(wxCommandEvent
& event
);
127 void OnRedo(wxCommandEvent
& event
);
129 void OnUpdateCut(wxUpdateUIEvent
& event
);
130 void OnUpdateCopy(wxUpdateUIEvent
& event
);
131 void OnUpdatePaste(wxUpdateUIEvent
& event
);
132 void OnUpdateUndo(wxUpdateUIEvent
& event
);
133 void OnUpdateRedo(wxUpdateUIEvent
& event
);
135 bool SetFont(const wxFont
& font
);
136 bool SetForegroundColour(const wxColour
& colour
);
137 bool SetBackgroundColour(const wxColour
& colour
);
139 GtkWidget
* GetConnectWidget();
140 bool IsOwnGtkWindow( GdkWindow
*window
);
141 void ApplyWidgetStyle();
142 void CalculateScrollbar();
143 void OnInternalIdle();
144 void UpdateFontIfNeeded();
146 void SetModified() { m_modified
= TRUE
; }
148 // GTK+ textctrl is so dumb that you need to freeze/thaw it manually to
149 // avoid horrible flicker/scrolling back and forth
150 virtual void Freeze();
153 // textctrl specific scrolling
154 virtual bool ScrollLines(int lines
);
155 virtual bool ScrollPages(int pages
);
157 // wxGTK-specific: called recursively by Enable,
158 // to give widgets an oppprtunity to correct their colours after they
159 // have been changed by Enable
160 virtual void OnParentEnable( bool enable
) ;
163 virtual wxSize
DoGetBestSize() const;
165 // common part of all ctors
168 // get the vertical adjustment, if any, NULL otherwise
169 GtkAdjustment
*GetVAdj() const;
171 // scroll the control by the given number of pixels, return true if the
172 // scroll position changed
173 bool DoScroll(GtkAdjustment
*adj
, int diff
);
176 // change the font for everything in this control
177 void ChangeFontGlobally();
181 GtkWidget
*m_vScrollbar
;
182 bool m_vScrollbarVisible
;
185 DECLARE_EVENT_TABLE()
186 DECLARE_DYNAMIC_CLASS(wxTextCtrl
);
189 #endif // __GTKTEXTCTRLH__