src/common/choiccmn.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/common/choiccmn.cpp
   3 // Purpose:     common (to all ports) wxChoice functions
   4 // Author:      Vadim Zeitlin
   5 // Modified by:
   6 // Created:     26.07.99
   7 // Copyright:   (c) wxWidgets team
   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_CHOICE
  27
  28 #include "wx/choice.h"
  29
  30 #include "wx/private/textmeasure.h"
  31
  32 #ifndef WX_PRECOMP
  33 #endif
  34
  35 const char wxChoiceNameStr[] = "choice";
  36
  37
  38 wxDEFINE_FLAGS( wxChoiceStyle )
  39 wxBEGIN_FLAGS( wxChoiceStyle )
  40 // new style border flags, we put them first to
  41 // use them for streaming out
  42 wxFLAGS_MEMBER(wxBORDER_SIMPLE)
  43 wxFLAGS_MEMBER(wxBORDER_SUNKEN)
  44 wxFLAGS_MEMBER(wxBORDER_DOUBLE)
  45 wxFLAGS_MEMBER(wxBORDER_RAISED)
  46 wxFLAGS_MEMBER(wxBORDER_STATIC)
  47 wxFLAGS_MEMBER(wxBORDER_NONE)
  48
  49 // old style border flags
  50 wxFLAGS_MEMBER(wxSIMPLE_BORDER)
  51 wxFLAGS_MEMBER(wxSUNKEN_BORDER)
  52 wxFLAGS_MEMBER(wxDOUBLE_BORDER)
  53 wxFLAGS_MEMBER(wxRAISED_BORDER)
  54 wxFLAGS_MEMBER(wxSTATIC_BORDER)
  55 wxFLAGS_MEMBER(wxBORDER)
  56
  57 // standard window styles
  58 wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
  59 wxFLAGS_MEMBER(wxCLIP_CHILDREN)
  60 wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
  61 wxFLAGS_MEMBER(wxWANTS_CHARS)
  62 wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
  63 wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
  64 wxFLAGS_MEMBER(wxVSCROLL)
  65 wxFLAGS_MEMBER(wxHSCROLL)
  66
  67 wxEND_FLAGS( wxChoiceStyle )
  68
  69 wxIMPLEMENT_DYNAMIC_CLASS_XTI(wxChoice, wxControl, "wx/choice.h")
  70
  71 wxBEGIN_PROPERTIES_TABLE(wxChoice)
  72 wxEVENT_PROPERTY( Select, wxEVT_CHOICE, wxCommandEvent )
  73
  74 wxPROPERTY( Font, wxFont, SetFont, GetFont , wxEMPTY_PARAMETER_VALUE, \
  75            0 /*flags*/, wxT("Helpstring"), wxT("group"))
  76 wxPROPERTY_COLLECTION( Choices, wxArrayString, wxString, AppendString, \
  77                       GetStrings, 0 /*flags*/, wxT("Helpstring"), wxT("group"))
  78 wxPROPERTY( Selection,int, SetSelection, GetSelection, wxEMPTY_PARAMETER_VALUE, \
  79            0 /*flags*/, wxT("Helpstring"), wxT("group"))
  80
  81 /*
  82  TODO PROPERTIES
  83  selection (long)
  84  content (list)
  85  item
  86  */
  87
  88 wxPROPERTY_FLAGS( WindowStyle, wxChoiceStyle, long, SetWindowStyleFlag, \
  89                  GetWindowStyleFlag, wxEMPTY_PARAMETER_VALUE, 0 /*flags*/, \
  90                  wxT("Helpstring"), wxT("group")) // style
  91 wxEND_PROPERTIES_TABLE()
  92
  93 wxEMPTY_HANDLERS_TABLE(wxChoice)
  94
  95 wxCONSTRUCTOR_4( wxChoice, wxWindow*, Parent, wxWindowID, Id, \
  96                 wxPoint, Position, wxSize, Size )
  97
  98 // ============================================================================
  99 // implementation
 100 // ============================================================================
 101
 102 wxChoiceBase::~wxChoiceBase()
 103 {
 104     // this destructor is required for Darwin
 105 }
 106
 107 wxSize wxChoiceBase::DoGetBestSize() const
 108 {
 109     // a reasonable width for an empty choice list
 110     wxSize best(80, -1);
 111
 112     const unsigned int nItems = GetCount();
 113     if ( nItems > 0 )
 114     {
 115         wxTextMeasure txm(this);
 116         best.x = txm.GetLargestStringExtent(GetStrings()).x;
 117     }
 118
 119     return best;
 120 }
 121
 122 // ----------------------------------------------------------------------------
 123 // misc
 124 // ----------------------------------------------------------------------------
 125
 126 void wxChoiceBase::Command(wxCommandEvent& event)
 127 {
 128     SetSelection(event.GetInt());
 129     (void)GetEventHandler()->ProcessEvent(event);
 130 }
 131
 132 #endif // wxUSE_CHOICE