src/common/textentrycmn.cpp

   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     if ( from < to )
  44     {
  45         sel = GetValue().substr(from, to - from);
  46     }
  47
  48     return sel;
  49 }
  50
  51 void wxTextEntryBase::AppendText(const wxString& text)
  52 {
  53     SetInsertionPointEnd();
  54     WriteText(text);
  55 }
  56
  57 void wxTextEntryBase::DoSetValue(const wxString& value, int flags)
  58 {
  59     EventsSuppressor noeventsIf(this, !(flags & SetValue_SendEvent));
  60
  61     SelectAll();
  62     WriteText(value);
  63 }
  64
  65 void wxTextEntryBase::Replace(long from, long to, const wxString& value)
  66 {
  67     {
  68         EventsSuppressor noevents(this);
  69         Remove(from, to);
  70     }
  71
  72     WriteText(value);
  73 }
  74
  75 bool wxTextEntryBase::HasSelection() const
  76 {
  77     long from, to;
  78     GetSelection(&from, &to);
  79
  80     return from < to;
  81 }
  82
  83 wxString wxTextEntryBase::GetStringSelection() const
  84 {
  85     long from, to;
  86     GetSelection(&from, &to);
  87
  88     return GetRange(from, to);
  89 }
  90
  91 bool wxTextEntryBase::CanCopy() const
  92 {
  93     return HasSelection();
  94 }
  95
  96 bool wxTextEntryBase::CanCut() const
  97 {
  98     return CanCopy() && IsEditable();
  99 }
 100
 101 bool wxTextEntryBase::CanPaste() const
 102 {
 103     if ( IsEditable() )
 104     {
 105 #if wxUSE_CLIPBOARD
 106         // check if there is any text on the clipboard
 107         if ( wxTheClipboard->IsSupported(wxDF_TEXT)
 108 #if wxUSE_UNICODE
 109                 || wxTheClipboard->IsSupported(wxDF_UNICODETEXT)
 110 #endif // wxUSE_UNICODE
 111            )
 112         {
 113             return true;
 114         }
 115 #endif // wxUSE_CLIPBOARD
 116     }
 117
 118     return false;
 119 }
 120
 121 #endif // wxUSE_TEXTCTRL || wxUSE_COMBOBOX