src/mac/carbon/choice.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        choice.cpp
   3 // Purpose:     wxChoice
   4 // Author:      AUTHOR
   5 // Modified by:
   6 // Created:     ??/??/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) AUTHOR
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "choice.h"
  14 #endif
  15
  16 // For compilers that support precompilation, includes "wx.h".
  17 #include "wx/choice.h"
  18 #include "wx/menu.h"
  19 #include "wx/mac/uma.h"
  20
  21 #if !USE_SHARED_LIBRARY
  22 IMPLEMENT_DYNAMIC_CLASS(wxChoice, wxControl)
  23 #endif
  24
  25 short nextMenuId = 100 ; // wxMenu takes the lower ids
  26
  27 wxChoice::~wxChoice()
  28 {
  29         // DeleteMenu( m_macPopUpMenuId ) ;
  30         DisposeMenu( m_macPopUpMenuHandle ) ;
  31 }
  32
  33 int wxChoice::GetCount() const {
  34         return m_strings.Count() ;
  35 }
  36
  37 void wxChoice::SetString( int n , const wxString& s ) {
  38         m_strings[n] = s ;
  39 }
  40
  41 bool wxChoice::Create(wxWindow *parent, wxWindowID id,
  42            const wxPoint& pos,
  43            const wxSize& size,
  44                    int n, const wxString choices[],
  45                    long style,
  46            const wxValidator& validator,
  47            const wxString& name)
  48 {
  49
  50                 Rect bounds ;
  51                 Str255 title ;
  52
  53                 MacPreControlCreate( parent , id ,  "" , pos , size ,style, validator , name , &bounds , title ) ;
  54
  55                 m_macPopUpMenuHandle =  NewMenu( 1 , "\pPopUp Menu" ) ;
  56                 m_macControl = UMANewControl( parent->GetMacRootWindow() , &bounds , title , true , 0 , -12345 , 0 ,
  57                 kControlPopupButtonProc + kControlPopupFixedWidthVariant , (long) this ) ;
  58
  59                 m_macPopUpMenuHandle =  NewMenu( 1 , "\pPopUp Menu" ) ;
  60                 SetControlData( m_macControl , kControlNoPart , kControlPopupButtonMenuHandleTag , sizeof( MenuHandle ) , (char*) &m_macPopUpMenuHandle) ;
  61                 for ( int i = 0 ; i < n ; i++ )
  62                 {
  63                         Str255 label;
  64                         wxMenuItem::MacBuildMenuString( label , NULL , NULL , choices[i] ,false);
  65                         AppendMenu( m_macPopUpMenuHandle , label ) ;
  66                         m_strings.Add( choices[i] ) ;
  67                         m_dataArray.Add( NULL );
  68                 }
  69                 SetControlMinimum( m_macControl , 0 ) ;
  70                 SetControlMaximum( m_macControl , Number()) ;
  71                 if ( n > 0 )
  72                         SetControlValue( m_macControl , 1 ) ;
  73
  74                 MacPostControlCreate() ;
  75
  76         return TRUE;
  77 }
  78
  79 int wxChoice::DoAppend(const wxString& item)
  80 {
  81         Str255 label;
  82         wxMenuItem::MacBuildMenuString( label , NULL , NULL , item ,false);
  83         AppendMenu( m_macPopUpMenuHandle , label ) ;
  84         m_strings.Add( item ) ;
  85         m_dataArray.Add( NULL );
  86         return m_strings.Count() ;
  87 }
  88
  89 void *wxChoice::DoGetItemClientData(int N) const
  90 {
  91     return (void *)m_dataArray[N];
  92 }
  93
  94 void wxChoice::DoSetItemClientData( int N, void* Client_data )
  95 {
  96         wxASSERT_MSG( m_dataArray.GetCount() >= N , "invalid client_data array" ) ;
  97
  98         if ( m_dataArray.GetCount() > N )
  99         {
 100         m_dataArray[N] = (char*) Client_data ;
 101     }
 102     else
 103     {
 104         m_dataArray.Add( (char*) Client_data ) ;
 105     }
 106 }
 107
 108 void wxChoice::DoSetItemClientObject( int n, wxClientData* clientData )
 109 {
 110     DoSetItemClientData(n, clientData);
 111 }
 112
 113 wxClientData* wxChoice::DoGetItemClientObject( int N ) const
 114 {
 115         return (wxClientData *) DoGetItemClientData( N ) ;
 116 }
 117
 118 void wxChoice::Delete(int n)
 119 {
 120     ::DeleteMenuItem( m_macPopUpMenuHandle , n + 1) ;
 121     m_strings.Remove( n ) ;
 122         m_dataArray.Remove( n ) ;
 123         SetControlMaximum( m_macControl , Number()) ;
 124 }
 125
 126 void wxChoice::Clear()
 127 {
 128     for ( int i = 0 ; i < Number() ; i++ )
 129     {
 130         ::DeleteMenuItem( m_macPopUpMenuHandle , 1 ) ;
 131         }
 132     m_strings.Clear() ;
 133         m_dataArray.Empty() ;
 134         SetControlMaximum( m_macControl , Number()) ;
 135 }
 136
 137 int wxChoice::GetSelection() const
 138 {
 139     return GetControlValue( m_macControl ) -1 ;
 140 }
 141
 142 void wxChoice::MacHandleControlClick( ControlHandle control , SInt16 controlpart )
 143 {
 144     wxCommandEvent event(wxEVT_COMMAND_CHOICE_SELECTED, m_windowId );
 145         event.SetInt(GetSelection());
 146     event.SetEventObject(this);
 147     event.SetString(GetStringSelection());
 148     ProcessCommand(event);
 149 }
 150
 151
 152 void wxChoice::SetSelection(int n)
 153 {
 154     SetControlValue( m_macControl , n + 1 ) ;
 155 }
 156
 157 int wxChoice::FindString(const wxString& s) const
 158 {
 159     for( int i = 0 ; i < Number() ; i++ )
 160     {
 161         if ( GetString( i ) == s )
 162                 return i ;
 163     }
 164     return -1;
 165 }
 166
 167 wxString wxChoice::GetString(int n) const
 168 {
 169         return m_strings[n] ;
 170 }
 171
 172 void wxChoice::DoSetSize(int x, int y, int width, int height, int sizeFlags)
 173 {
 174   wxControl::SetSize( x,y,width,height,sizeFlags ) ;
 175 }
 176