src/osx/textentry_osx.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/osx/textentry_osx.cpp
   3 // Purpose:     wxTextEntry
   4 // Author:      Stefan Csomor
   5 // Modified by: Kevin Ollivier
   6 // Created:     1998-01-01
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #include "wx/wxprec.h"
  13
  14 #if wxUSE_TEXTCTRL
  15
  16 #include "wx/textctrl.h"
  17
  18 #ifndef WX_PRECOMP
  19     #include "wx/intl.h"
  20     #include "wx/app.h"
  21     #include "wx/utils.h"
  22     #include "wx/dc.h"
  23     #include "wx/button.h"
  24     #include "wx/menu.h"
  25     #include "wx/settings.h"
  26     #include "wx/msgdlg.h"
  27     #include "wx/toplevel.h"
  28 #endif
  29
  30 #ifdef __DARWIN__
  31     #include <sys/types.h>
  32     #include <sys/stat.h>
  33 #else
  34     #include <stat.h>
  35 #endif
  36
  37 #if wxUSE_STD_IOSTREAM
  38     #if wxUSE_IOSTREAMH
  39         #include <fstream.h>
  40     #else
  41         #include <fstream>
  42     #endif
  43 #endif
  44
  45 #include "wx/filefn.h"
  46 #include "wx/sysopt.h"
  47 #include "wx/thread.h"
  48 #include "wx/textcompleter.h"
  49
  50 #include "wx/osx/private.h"
  51
  52 wxTextEntry::wxTextEntry()
  53 {
  54     m_completer = NULL;
  55     m_editable = true;
  56     m_maxLength = 0;
  57 }
  58
  59 wxTextEntry::~wxTextEntry()
  60 {
  61     delete m_completer;
  62 }
  63
  64 wxString wxTextEntry::DoGetValue() const
  65 {
  66     wxCHECK_MSG( GetTextPeer(), wxString(), "Must create the control first" );
  67
  68     return GetTextPeer()->GetStringValue() ;
  69 }
  70
  71 void wxTextEntry::GetSelection(long* from, long* to) const
  72 {
  73     wxCHECK_RET( GetTextPeer(), "Must create the control first" );
  74
  75     GetTextPeer()->GetSelection( from , to ) ;
  76 }
  77
  78 void wxTextEntry::SetMaxLength(unsigned long len)
  79 {
  80     m_maxLength = len ;
  81 }
  82
  83 // Clipboard operations
  84
  85 void wxTextEntry::Copy()
  86 {
  87     wxCHECK_RET( GetTextPeer(), "Must create the control first" );
  88
  89     if (CanCopy())
  90         GetTextPeer()->Copy() ;
  91 }
  92
  93 void wxTextEntry::Cut()
  94 {
  95     wxCHECK_RET( GetTextPeer(), "Must create the control first" );
  96
  97     if (CanCut())
  98         GetTextPeer()->Cut() ;
  99 }
 100
 101 void wxTextEntry::Paste()
 102 {
 103     wxCHECK_RET( GetTextPeer(), "Must create the control first" );
 104
 105     if (CanPaste())
 106         GetTextPeer()->Paste() ;
 107 }
 108
 109 bool wxTextEntry::CanCopy() const
 110 {
 111     // Can copy if there's a selection
 112     long from, to;
 113     GetSelection( &from, &to );
 114
 115     return (from != to);
 116 }
 117
 118 bool wxTextEntry::CanCut() const
 119 {
 120     if ( !IsEditable() )
 121         return false;
 122
 123     // Can cut if there's a selection
 124     long from, to;
 125     GetSelection( &from, &to );
 126
 127     return (from != to);
 128 }
 129
 130 bool wxTextEntry::CanPaste() const
 131 {
 132     if (!IsEditable())
 133         return false;
 134
 135     wxCHECK_MSG( GetTextPeer(), false, "Must create the control first" );
 136
 137     return GetTextPeer()->CanPaste() ;
 138 }
 139
 140 void wxTextEntry::SetEditable(bool editable)
 141 {
 142     if ( editable == m_editable )
 143         return;
 144
 145     m_editable = editable ;
 146
 147     wxCHECK_RET( GetTextPeer(), "Must create the control first" );
 148     GetTextPeer()->SetEditable( editable ) ;
 149 }
 150
 151 void wxTextEntry::SetInsertionPoint(long pos)
 152 {
 153     SetSelection( pos , pos ) ;
 154 }
 155
 156 void wxTextEntry::SetInsertionPointEnd()
 157 {
 158     long pos = GetLastPosition();
 159     SetInsertionPoint( pos );
 160 }
 161
 162 long wxTextEntry::GetInsertionPoint() const
 163 {
 164     long begin, end ;
 165     GetSelection( &begin , &end ) ;
 166
 167     return begin ;
 168 }
 169
 170 wxTextPos wxTextEntry::GetLastPosition() const
 171 {
 172     wxCHECK_MSG( GetTextPeer(), -1, "Must create the control first" );
 173
 174     return GetTextPeer()->GetLastPosition() ;
 175 }
 176
 177 void wxTextEntry::Remove(long from, long to)
 178 {
 179     wxCHECK_RET( GetTextPeer(), "Must create the control first" );
 180
 181     {
 182         EventsSuppressor noevents(this);
 183         GetTextPeer()->Remove( from , to );
 184     }
 185
 186     SendTextUpdatedEventIfAllowed();
 187 }
 188
 189 void wxTextEntry::SetSelection(long from, long to)
 190 {
 191     wxCHECK_RET( GetTextPeer(), "Must create the control first" );
 192
 193     GetTextPeer()->SetSelection( from , to ) ;
 194 }
 195
 196 void wxTextEntry::WriteText(const wxString& str)
 197 {
 198     wxCHECK_RET( GetTextPeer(), "Must create the control first" );
 199
 200     {
 201         EventsSuppressor noevents(this);
 202         GetTextPeer()->WriteText( str );
 203     }
 204
 205     SendTextUpdatedEventIfAllowed();
 206 }
 207
 208 void wxTextEntry::Clear()
 209 {
 210     wxCHECK_RET( GetTextPeer(), "Must create the control first" );
 211
 212     {
 213         EventsSuppressor noevents(this);
 214         GetTextPeer()->Clear();
 215     }
 216
 217     SendTextUpdatedEventIfAllowed();
 218 }
 219
 220 bool wxTextEntry::IsEditable() const
 221 {
 222     return m_editable ;
 223 }
 224
 225 // ----------------------------------------------------------------------------
 226 // Undo/redo
 227 // ----------------------------------------------------------------------------
 228
 229 void wxTextEntry::Undo()
 230 {
 231     wxCHECK_RET( GetTextPeer(), "Must create the control first" );
 232
 233     if (CanUndo())
 234         GetTextPeer()->Undo() ;
 235 }
 236
 237 void wxTextEntry::Redo()
 238 {
 239     wxCHECK_RET( GetTextPeer(), "Must create the control first" );
 240
 241     if (CanRedo())
 242         GetTextPeer()->Redo() ;
 243 }
 244
 245 bool wxTextEntry::CanUndo() const
 246 {
 247     if ( !IsEditable() )
 248         return false ;
 249
 250     wxCHECK_MSG( GetTextPeer(), false, "Must create the control first" );
 251
 252     return GetTextPeer()->CanUndo() ;
 253 }
 254
 255 bool wxTextEntry::CanRedo() const
 256 {
 257     if ( !IsEditable() )
 258         return false ;
 259
 260     wxCHECK_MSG( GetTextPeer(), false, "Must create the control first" );
 261
 262     return GetTextPeer()->CanRedo() ;
 263 }
 264
 265 wxTextWidgetImpl * wxTextEntry::GetTextPeer() const
 266 {
 267     wxWindow * const win = const_cast<wxTextEntry *>(this)->GetEditableWindow();
 268
 269     return win ? dynamic_cast<wxTextWidgetImpl *>(win->GetPeer()) : NULL;
 270 }
 271
 272 // ----------------------------------------------------------------------------
 273 // Auto-completion
 274 // ----------------------------------------------------------------------------
 275
 276 bool wxTextEntry::DoAutoCompleteStrings(const wxArrayString& choices)
 277 {
 278     wxTextCompleterFixed * const completer = new wxTextCompleterFixed;
 279     completer->SetCompletions(choices);
 280
 281     return DoAutoCompleteCustom(completer);
 282 }
 283
 284 bool wxTextEntry::DoAutoCompleteCustom(wxTextCompleter *completer)
 285 {
 286     m_completer = completer;
 287
 288     return true;
 289 }
 290
 291 #endif // wxUSE_TEXTCTRL