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 // Copyright:   (c) 2007 Stefan Neis
   7 // Licence:     wxWindows licence
   8 ///////////////////////////////////////////////////////////////////////////////
   9
  10 #ifndef _WX_OS2_TEXTENTRY_H_
  11 #define _WX_OS2_TEXTENTRY_H_
  12
  13 // ----------------------------------------------------------------------------
  14 // wxTextEntry: common part of wxComboBox and (single line) wxTextCtrl
  15 // ----------------------------------------------------------------------------
  16
  17 class WXDLLIMPEXP_CORE wxTextEntry : public wxTextEntryBase
  18 {
  19 public:
  20     wxTextEntry() { }
  21
  22     // implement wxTextEntryBase pure virtual methods
  23     virtual void WriteText(const wxString& text);
  24     virtual void Remove(long from, long to);
  25
  26     virtual void Copy();
  27     virtual void Cut();
  28     virtual void Paste();
  29
  30     virtual void Undo();
  31     virtual void Redo();
  32     virtual bool CanUndo() const;
  33     virtual bool CanRedo() const;
  34
  35     virtual void SetInsertionPoint(long pos);
  36     virtual long GetInsertionPoint() const;
  37     virtual long GetLastPosition() const;
  38
  39     virtual void SetSelection(long from, long to)
  40         { DoSetSelection(from, to); }
  41     virtual void GetSelection(long *from, long *to) const;
  42
  43     virtual bool IsEditable() const;
  44     virtual void SetEditable(bool editable);
  45
  46     virtual void SetMaxLength(unsigned long len);
  47
  48 protected:
  49     virtual wxString DoGetValue() const;
  50
  51     // this is really a hook for multiline text controls as the single line
  52     // ones don't need to ever scroll to show the selection but having it here
  53     // allows us to put Remove() in the base class
  54     enum
  55     {
  56         SetSel_NoScroll = 0,    // don't do anything special
  57         SetSel_Scroll = 1       // default: scroll to make the selection visible
  58     };
  59     virtual void DoSetSelection(long from, long to, int flags = SetSel_Scroll);
  60
  61 private:
  62     // implement this to return the HWND of the EDIT control
  63     virtual WXHWND GetEditHWND() const = 0;
  64 };
  65
  66 #endif // _WX_OS2_TEXTENTRY_H_
  67