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1 ///////////////////////////////////////////////////////////////////////////////
2 // Name: src/common/textentrycmn.cpp
3 // Purpose: wxTextEntryBase implementation
4 // Author: Vadim Zeitlin
5 // Created: 2007-09-26
6 // RCS-ID: $Id$
7 // Copyright: (c) 2007 Vadim Zeitlin <vadim@wxwindows.org>
8 // Licence: wxWindows licence
9 ///////////////////////////////////////////////////////////////////////////////
10
11 // ============================================================================
12 // declarations
13 // ============================================================================
14
15 // ----------------------------------------------------------------------------
16 // headers
17 // ----------------------------------------------------------------------------
18
19 // for compilers that support precompilation, includes "wx.h".
20 #include "wx/wxprec.h"
21
22 #ifdef __BORLANDC__
23 #pragma hdrstop
24 #endif
25
26 #if wxUSE_TEXTCTRL || wxUSE_COMBOBOX
27
28 #ifndef WX_PRECOMP
29 #include "wx/window.h"
30 #include "wx/dataobj.h"
31 #endif //WX_PRECOMP
32
33 #include "wx/textentry.h"
34 #include "wx/clipbrd.h"
35
36 // ============================================================================
37 // wxTextEntryBase implementation
38 // ============================================================================
39
40 wxString wxTextEntryBase::GetRange(long from, long to) const
41 {
42 wxString sel;
43 wxString value = GetValue();
44
45 if ( from < to && (long)value.length() >= to )
46 {
47 sel = value.substr(from, to - from);
48 }
49
50 return sel;
51 }
52
53 void wxTextEntryBase::AppendText(const wxString& text)
54 {
55 SetInsertionPointEnd();
56 WriteText(text);
57 }
58
59 void wxTextEntryBase::DoSetValue(const wxString& value, int flags)
60 {
61 EventsSuppressor noeventsIf(this, !(flags & SetValue_SendEvent));
62
63 SelectAll();
64 WriteText(value);
65
66 SetInsertionPoint(0);
67 }
68
69 void wxTextEntryBase::Replace(long from, long to, const wxString& value)
70 {
71 {
72 EventsSuppressor noevents(this);
73 Remove(from, to);
74 }
75
76 SetInsertionPoint(from);
77 WriteText(value);
78 }
79
80 bool wxTextEntryBase::HasSelection() const
81 {
82 long from, to;
83 GetSelection(&from, &to);
84
85 return from < to;
86 }
87
88 void wxTextEntryBase::RemoveSelection()
89 {
90 long from, to;
91 GetSelection(& from, & to);
92 if (from != -1 && to != -1)
93 Remove(from, to);
94 }
95
96 wxString wxTextEntryBase::GetStringSelection() const
97 {
98 long from, to;
99 GetSelection(&from, &to);
100
101 return GetRange(from, to);
102 }
103
104 bool wxTextEntryBase::CanCopy() const
105 {
106 return HasSelection();
107 }
108
109 bool wxTextEntryBase::CanCut() const
110 {
111 return CanCopy() && IsEditable();
112 }
113
114 bool wxTextEntryBase::CanPaste() const
115 {
116 if ( IsEditable() )
117 {
118 #if wxUSE_CLIPBOARD
119 // check if there is any text on the clipboard
120 if ( wxTheClipboard->IsSupported(wxDF_TEXT)
121 #if wxUSE_UNICODE
122 || wxTheClipboard->IsSupported(wxDF_UNICODETEXT)
123 #endif // wxUSE_UNICODE
124 )
125 {
126 return true;
127 }
128 #endif // wxUSE_CLIPBOARD
129 }
130
131 return false;
132 }
133
134 #endif // wxUSE_TEXTCTRL || wxUSE_COMBOBOX