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1 | /////////////////////////////////////////////////////////////////////////////// | |
2 | // Name: src/motif/textentry.cpp | |
3 | // Purpose: implementation of wxTextEntry for wxMotif | |
4 | // Author: Vadim Zeitlin | |
5 | // Created: 2007-11-05 | |
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 | #ifndef WX_PRECOMP | |
27 | #include "wx/string.h" | |
28 | #endif //WX_PRECOMP | |
29 | ||
30 | #include "wx/textentry.h" | |
31 | ||
32 | #ifdef __VMS__ | |
33 | #pragma message disable nosimpint | |
34 | #endif | |
35 | #include <Xm/Text.h> | |
36 | #ifdef __VMS__ | |
37 | #pragma message enable nosimpint | |
38 | #endif | |
39 | ||
40 | // return the text widget casted to the correct type | |
41 | #define GetText() ((Widget)this->GetTextWidget()) | |
42 | ||
43 | // ============================================================================ | |
44 | // wxTextEntry implementation | |
45 | // ============================================================================ | |
46 | ||
47 | // ---------------------------------------------------------------------------- | |
48 | // helpers | |
49 | // ---------------------------------------------------------------------------- | |
50 | ||
51 | long wxTextEntry::GetMotifPos(long pos) const | |
52 | { | |
53 | // in wx API position -1 means "last one" but for Motif position must be | |
54 | // positive, i.e. it doesn't have this convention, so translate | |
55 | return pos == -1 ? GetLastPosition() : pos; | |
56 | } | |
57 | ||
58 | // ---------------------------------------------------------------------------- | |
59 | // operations on control text | |
60 | // ---------------------------------------------------------------------------- | |
61 | ||
62 | wxString wxTextEntry::GetValue() const | |
63 | { | |
64 | wxString str; | |
65 | ||
66 | char * const s = XmTextGetString(GetText()); | |
67 | if ( s ) | |
68 | { | |
69 | str = s; | |
70 | XtFree(s); | |
71 | } | |
72 | ||
73 | return str; | |
74 | } | |
75 | ||
76 | void wxTextEntry::WriteText(const wxString& text) | |
77 | { | |
78 | long pos = GetInsertionPoint(); | |
79 | ||
80 | XmTextInsert(GetText(), pos, text.char_str()); | |
81 | ||
82 | pos += text.length(); | |
83 | ||
84 | XtVaSetValues(GetText(), XmNcursorPosition, pos, NULL); | |
85 | SetInsertionPoint(pos); | |
86 | XmTextShowPosition(GetText(), pos); | |
87 | } | |
88 | ||
89 | void wxTextEntry::Replace(long from, long to, const wxString& value) | |
90 | { | |
91 | XmTextReplace(GetText(), from, GetMotifPos(to), value.char_str()); | |
92 | } | |
93 | ||
94 | void wxTextEntry::Remove(long from, long to) | |
95 | { | |
96 | SetSelection(from, to); | |
97 | XmTextRemove(GetText()); | |
98 | } | |
99 | ||
100 | // ---------------------------------------------------------------------------- | |
101 | // clipboard operations | |
102 | // ---------------------------------------------------------------------------- | |
103 | ||
104 | void wxTextEntry::Copy() | |
105 | { | |
106 | XmTextCopy(GetText(), CurrentTime); | |
107 | } | |
108 | ||
109 | void wxTextEntry::Cut() | |
110 | { | |
111 | XmTextCut(GetText(), CurrentTime); | |
112 | } | |
113 | ||
114 | void wxTextEntry::Paste() | |
115 | { | |
116 | XmTextPaste(GetText()); | |
117 | } | |
118 | ||
119 | // ---------------------------------------------------------------------------- | |
120 | // undo/redo (not implemented) | |
121 | // ---------------------------------------------------------------------------- | |
122 | ||
123 | void wxTextEntry::Undo() | |
124 | { | |
125 | } | |
126 | ||
127 | void wxTextEntry::Redo() | |
128 | { | |
129 | } | |
130 | ||
131 | bool wxTextEntry::CanUndo() const | |
132 | { | |
133 | return false; | |
134 | } | |
135 | ||
136 | bool wxTextEntry::CanRedo() const | |
137 | { | |
138 | return false; | |
139 | } | |
140 | ||
141 | // ---------------------------------------------------------------------------- | |
142 | // insertion point | |
143 | // ---------------------------------------------------------------------------- | |
144 | ||
145 | void wxTextEntry::SetInsertionPoint(long pos) | |
146 | { | |
147 | XmTextSetInsertionPosition(GetText(), GetMotifPos(pos)); | |
148 | } | |
149 | ||
150 | long wxTextEntry::GetInsertionPoint() const | |
151 | { | |
152 | return XmTextGetInsertionPosition(GetText()); | |
153 | } | |
154 | ||
155 | wxTextPos wxTextEntry::GetLastPosition() const | |
156 | { | |
157 | return XmTextGetLastPosition(GetText()); | |
158 | } | |
159 | ||
160 | // ---------------------------------------------------------------------------- | |
161 | // selection | |
162 | // ---------------------------------------------------------------------------- | |
163 | ||
164 | void wxTextEntry::GetSelection(long* from, long* to) const | |
165 | { | |
166 | XmTextPosition left, right; | |
167 | if ( !XmTextGetSelectionPosition(GetText(), &left, &right) ) | |
168 | { | |
169 | // no selection, for compatibility with wxMSW return empty range at | |
170 | // cursor position | |
171 | left = | |
172 | right = GetInsertionPoint(); | |
173 | } | |
174 | ||
175 | if ( from ) | |
176 | *from = left; | |
177 | if ( to ) | |
178 | *to = right; | |
179 | } | |
180 | ||
181 | void wxTextEntry::SetSelection(long from, long to) | |
182 | { | |
183 | XmTextSetSelection(GetText(), from, GetMotifPos(to), CurrentTime); | |
184 | } | |
185 | ||
186 | ||
187 | // ---------------------------------------------------------------------------- | |
188 | // editable state | |
189 | // ---------------------------------------------------------------------------- | |
190 | ||
191 | bool wxTextEntry::IsEditable() const | |
192 | { | |
193 | return XmTextGetEditable(GetText()) != 0; | |
194 | } | |
195 | ||
196 | void wxTextEntry::SetEditable(bool editable) | |
197 | { | |
198 | XmTextSetEditable(GetText(), (Boolean) editable); | |
199 | } | |
200 |