include/wx/os2/textentry.h

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/os2/textentry.h
   3 // Purpose:     wxOS2-specific wxTextEntry implementation
   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 #ifndef _WX_OS2_TEXTENTRY_H_
  12 #define _WX_OS2_TEXTENTRY_H_
  13
  14 // ----------------------------------------------------------------------------
  15 // wxTextEntry: common part of wxComboBox and (single line) wxTextCtrl
  16 // ----------------------------------------------------------------------------
  17
  18 class WXDLLIMPEXP_CORE wxTextEntry : public wxTextEntryBase
  19 {
  20 public:
  21     wxTextEntry() { }
  22
  23     // implement wxTextEntryBase pure virtual methods
  24     virtual void WriteText(const wxString& text);
  25     virtual void Remove(long from, long to);
  26
  27     virtual void Copy();
  28     virtual void Cut();
  29     virtual void Paste();
  30
  31     virtual void Undo();
  32     virtual void Redo();
  33     virtual bool CanUndo() const;
  34     virtual bool CanRedo() const;
  35
  36     virtual void SetInsertionPoint(long pos);
  37     virtual long GetInsertionPoint() const;
  38     virtual long GetLastPosition() const;
  39
  40     virtual void SetSelection(long from, long to)
  41         { DoSetSelection(from, to); }
  42     virtual void GetSelection(long *from, long *to) const;
  43
  44     virtual bool IsEditable() const;
  45     virtual void SetEditable(bool editable);
  46
  47     virtual void SetMaxLength(unsigned long len);
  48
  49 protected:
  50     virtual wxString DoGetValue() const;
  51
  52     // this is really a hook for multiline text controls as the single line
  53     // ones don't need to ever scroll to show the selection but having it here
  54     // allows us to put Remove() in the base class
  55     enum
  56     {
  57         SetSel_NoScroll = 0,    // don't do anything special
  58         SetSel_Scroll = 1       // default: scroll to make the selection visible
  59     };
  60     virtual void DoSetSelection(long from, long to, int flags = SetSel_Scroll);
  61
  62 private:
  63     // implement this to return the HWND of the EDIT control
  64     virtual WXHWND GetEditHWND() const = 0;
  65 };
  66
  67 #endif // _WX_OS2_TEXTENTRY_H_
  68