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1///////////////////////////////////////////////////////////////////////////////
2// Name: src/os2/textentry.cpp
3// Purpose: wxTextEntry implementation for wxOS2
4// Author: Stefan Neis
5// Created: 2007-11-18
6// RCS-ID: $Id$
7// Copyright: (c) 2007 Stefan Neis
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/arrstr.h"
28 #include "wx/string.h"
29#endif // WX_PRECOMP
30
31#if wxUSE_TEXTCTRL || wxUSE_COMBOBOX
32
33#include "wx/textentry.h"
34#include "wx/dynlib.h"
35
36#include "wx/os2/private.h"
37
38#define GetEditHwnd() ((HWND)(GetEditHWND()))
39
40// ============================================================================
41// wxTextEntry implementation
42// ============================================================================
43
44// ----------------------------------------------------------------------------
45// operations on text
46// ----------------------------------------------------------------------------
47
48void wxTextEntry::WriteText(const wxString& text)
49{
50 wxString newText = wxGetWindowText(GetEditHWND());
51 long from, to;
52 GetSelection(&from, &to);
53 if (from > to){
54 long swp = to;
55 to = from;
56 from = swp;
57 }
58 // Compose the new Text by replacing the selection of the old text
59 newText.replace(from, to - from, text);
60 // Set control to the new text
61 ::WinSetWindowText(GetEditHwnd(), text.c_str());
62}
63
64wxString wxTextEntry::GetValue() const
65{
66 return wxGetWindowText(GetEditHWND());
67}
68
69void wxTextEntry::Remove(long from, long to)
70{
71 DoSetSelection(from, to, SetSel_NoScroll);
72 WriteText(wxString());
73}
74
75// ----------------------------------------------------------------------------
76// clipboard operations
77// ----------------------------------------------------------------------------
78
79void wxTextEntry::Copy()
80{
81 ::WinSendMsg(GetEditHwnd(), EM_COPY, 0, 0);
82}
83
84void wxTextEntry::Cut()
85{
86 ::WinSendMsg(GetEditHwnd(), EM_CUT, 0, 0);
87}
88
89void wxTextEntry::Paste()
90{
91 ::WinSendMsg(GetEditHwnd(), EM_PASTE, 0, 0);
92}
93
94// ----------------------------------------------------------------------------
95// undo/redo
96// ----------------------------------------------------------------------------
97
98void wxTextEntry::Undo()
99{
100}
101
102void wxTextEntry::Redo()
103{
104 // same as Undo, since Undo undoes the undo
105 Undo();
106 return;
107}
108
109bool wxTextEntry::CanUndo() const
110{
111 return false;
112}
113
114bool wxTextEntry::CanRedo() const
115{
116 // see comment in Redo()
117 return CanUndo();
118}
119
120// ----------------------------------------------------------------------------
121// insertion point and selection
122// ----------------------------------------------------------------------------
123
124void wxTextEntry::SetInsertionPoint(long pos)
125{
126 // be careful to call DoSetSelection() which is overridden in wxTextCtrl
127 // and not just SetSelection() here
128 DoSetSelection(pos, pos);
129}
130
131long wxTextEntry::GetInsertionPoint() const
132{
133 long from;
134 GetSelection(&from, NULL);
135 return from;
136}
137
138long wxTextEntry::GetLastPosition() const
139{
140 WNDPARAMS vParams;
141
142 vParams.fsStatus = WPM_CCHTEXT;
143 if (::WinSendMsg( GetEditHwnd()
144 ,WM_QUERYWINDOWPARAMS
145 ,&vParams
146 ,0
147 ))
148 {
149 return vParams.cchText;
150 }
151 return 0;
152}
153
154void wxTextEntry::DoSetSelection(long from, long to, int WXUNUSED(flags))
155{
156 // if from and to are both -1, it means (in wxWidgets) that all text should
157 // be selected, translate this into Windows convention
158 if ( (from == -1) && (to == -1) )
159 {
160 from = 0;
161 }
162
163 ::WinSendMsg(GetEditHwnd(), EM_SETSEL, MPFROM2SHORT((USHORT)from, (USHORT)to), 0);
164}
165
166void wxTextEntry::GetSelection(long *from, long *to) const
167{
168 long dwPos;
169 dwPos = (long)::WinSendMsg(GetEditHwnd(), EM_QUERYSEL, 0, 0);
170
171 if ( from )
172 *from = SHORT1FROMMP((MPARAM)dwPos);
173 if ( to )
174 *to = SHORT2FROMMP((MPARAM)dwPos);
175}
176
177// ----------------------------------------------------------------------------
178// editable state
179// ----------------------------------------------------------------------------
180
181bool wxTextEntry::IsEditable() const
182{
183 return (bool)LONGFROMMR(::WinSendMsg(GetEditHwnd(), EM_QUERYREADONLY, 0, 0));
184}
185
186void wxTextEntry::SetEditable(bool editable)
187{
188 ::WinSendMsg(GetEditHwnd(), EM_SETREADONLY, MPFROMLONG(!editable), 0);
189}
190
191// ----------------------------------------------------------------------------
192// max length
193// ----------------------------------------------------------------------------
194
195void wxTextEntry::SetMaxLength(unsigned long len)
196{
197 if ( len >= 0x7fff )
198 {
199 // this will set it to a platform-specific maximum (32Kb under OS/2)
200 len = 0x7fff;
201 }
202
203 ::WinSendMsg(GetEditHwnd(), EM_SETTEXTLIMIT, MPFROMSHORT(len), 0);
204}
205
206#endif // wxUSE_TEXTCTRL || wxUSE_COMBOBOX