include/wx/generic/combo.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/generic/combo.h
   3 // Purpose:     Generic wxComboCtrl
   4 // Author:      Jaakko Salli
   5 // Modified by:
   6 // Created:     Apr-30-2006
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Jaakko Salli
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_GENERIC_COMBOCTRL_H_
  13 #define _WX_GENERIC_COMBOCTRL_H_
  14
  15 #if wxUSE_COMBOCTRL
  16
  17 // Only define generic if native doesn't have all the features
  18 #if !defined(wxCOMBOCONTROL_FULLY_FEATURED)
  19
  20 // ----------------------------------------------------------------------------
  21 // Generic wxComboCtrl
  22 // ----------------------------------------------------------------------------
  23
  24 #if defined(__WXUNIVERSAL__)
  25
  26 // all actions of single line text controls are supported
  27
  28 // popup/dismiss the choice window
  29 #define wxACTION_COMBOBOX_POPUP     wxT("popup")
  30 #define wxACTION_COMBOBOX_DISMISS   wxT("dismiss")
  31
  32 #endif
  33
  34 #include "wx/dcbuffer.h"
  35
  36 extern WXDLLIMPEXP_DATA_CORE(const char) wxComboBoxNameStr[];
  37
  38 class WXDLLIMPEXP_CORE wxGenericComboCtrl : public wxComboCtrlBase
  39 {
  40 public:
  41     // ctors and such
  42     wxGenericComboCtrl() : wxComboCtrlBase() { Init(); }
  43
  44     wxGenericComboCtrl(wxWindow *parent,
  45                        wxWindowID id = wxID_ANY,
  46                        const wxString& value = wxEmptyString,
  47                        const wxPoint& pos = wxDefaultPosition,
  48                        const wxSize& size = wxDefaultSize,
  49                        long style = 0,
  50                        const wxValidator& validator = wxDefaultValidator,
  51                        const wxString& name = wxComboBoxNameStr)
  52         : wxComboCtrlBase()
  53     {
  54         Init();
  55
  56         (void)Create(parent, id, value, pos, size, style, validator, name);
  57     }
  58
  59     bool Create(wxWindow *parent,
  60                 wxWindowID id = wxID_ANY,
  61                 const wxString& value = wxEmptyString,
  62                 const wxPoint& pos = wxDefaultPosition,
  63                 const wxSize& size = wxDefaultSize,
  64                 long style = 0,
  65                 const wxValidator& validator = wxDefaultValidator,
  66                 const wxString& name = wxComboBoxNameStr);
  67
  68     virtual ~wxGenericComboCtrl();
  69
  70     void SetCustomPaintWidth( int width );
  71
  72     virtual bool IsKeyPopupToggle(const wxKeyEvent& event) const;
  73
  74     static int GetFeatures() { return wxComboCtrlFeatures::All; }
  75
  76 #if defined(__WXUNIVERSAL__)
  77     // we have our own input handler and our own actions
  78     virtual bool PerformAction(const wxControlAction& action,
  79                                long numArg = 0l,
  80                                const wxString& strArg = wxEmptyString);
  81 #endif
  82
  83 protected:
  84
  85     // Dummies for platform-specific wxTextEntry implementations
  86 #if defined(__WXUNIVERSAL__)
  87     // Looks like there's nothing we need to override here
  88 #elif defined(__WXMOTIF__)
  89     virtual WXWidget GetTextWidget() const { return NULL; }
  90 #elif defined(__WXGTK__)
  91 #if defined(__WXGTK20__)
  92     virtual GtkEditable *GetEditable() const { return NULL; }
  93     virtual GtkEntry *GetEntry() const { return NULL; }
  94 #endif
  95 #elif defined(__WXMAC__)
  96     // Looks like there's nothing we need to override here
  97 #elif defined(__WXPM__)
  98     virtual WXHWND GetEditHWND() const { return NULL; }
  99 #endif
 100
 101     // For better transparent background rendering
 102     virtual bool HasTransparentBackground()
 103     {
 104         #if wxALWAYS_NATIVE_DOUBLE_BUFFER
 105           #ifdef __WXGTK__
 106             // Sanity check for GTK+
 107             return IsDoubleBuffered();
 108           #else
 109             return true;
 110           #endif
 111         #else
 112             return false;
 113         #endif
 114     }
 115
 116     // Mandatory virtuals
 117     virtual void OnResize();
 118
 119     // Event handlers
 120     void OnPaintEvent( wxPaintEvent& event );
 121     void OnMouseEvent( wxMouseEvent& event );
 122
 123 private:
 124     void Init();
 125
 126     DECLARE_EVENT_TABLE()
 127
 128     DECLARE_DYNAMIC_CLASS(wxGenericComboCtrl)
 129 };
 130
 131
 132 #ifndef _WX_COMBOCONTROL_H_
 133
 134 // If native wxComboCtrl was not defined, then prepare a simple
 135 // front-end so that wxRTTI works as expected.
 136
 137 class WXDLLIMPEXP_CORE wxComboCtrl : public wxGenericComboCtrl
 138 {
 139 public:
 140     wxComboCtrl() : wxGenericComboCtrl() {}
 141
 142     wxComboCtrl(wxWindow *parent,
 143                 wxWindowID id = wxID_ANY,
 144                 const wxString& value = wxEmptyString,
 145                 const wxPoint& pos = wxDefaultPosition,
 146                 const wxSize& size = wxDefaultSize,
 147                 long style = 0,
 148                 const wxValidator& validator = wxDefaultValidator,
 149                 const wxString& name = wxComboBoxNameStr)
 150         : wxGenericComboCtrl()
 151     {
 152         (void)Create(parent, id, value, pos, size, style, validator, name);
 153     }
 154
 155     virtual ~wxComboCtrl() {}
 156
 157 protected:
 158
 159 private:
 160     DECLARE_DYNAMIC_CLASS(wxComboCtrl)
 161 };
 162
 163 #endif // _WX_COMBOCONTROL_H_
 164
 165 #else
 166
 167 #define wxGenericComboCtrl   wxComboCtrl
 168
 169 #endif // !defined(wxCOMBOCONTROL_FULLY_FEATURED)
 170
 171 #endif // wxUSE_COMBOCTRL
 172 #endif
 173     // _WX_GENERIC_COMBOCTRL_H_