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/mac/uma.h"
  19
  20 #if !USE_SHARED_LIBRARY
  21 IMPLEMENT_DYNAMIC_CLASS(wxChoice, wxControl)
  22 #endif
  23
  24 short nextMenuId = 100 ; // wxMenu takes the lower ids
  25
  26 wxChoice::~wxChoice()
  27 {
  28         // DeleteMenu( m_macPopUpMenuId ) ;
  29         DisposeMenu( m_macPopUpMenuHandle ) ;
  30 }
  31
  32 bool wxChoice::Create(wxWindow *parent, wxWindowID id,
  33            const wxPoint& pos,
  34            const wxSize& size,
  35                                 int n, const wxString choices[],
  36                                 long style,
  37            const wxValidator& validator,
  38            const wxString& name)
  39 {
  40
  41                 Rect bounds ;
  42                 Str255 title ;
  43
  44                 MacPreControlCreate( parent , id ,  "" , pos , size ,style, validator , name , &bounds , title ) ;
  45
  46                 m_macPopUpMenuHandle =  NewMenu( 1 , "\pPopUp Menu" ) ;
  47                 m_macControl = UMANewControl( parent->GetMacRootWindow() , &bounds , title , true , 0 , -12345 , 0 ,
  48                 kControlPopupButtonProc + kControlPopupFixedWidthVariant , (long) this ) ;
  49
  50                 m_macPopUpMenuHandle =  NewMenu( 1 , "\pPopUp Menu" ) ;
  51                 SetControlData( m_macControl , kControlNoPart , kControlPopupButtonMenuHandleTag , sizeof( MenuHandle ) , (char*) &m_macPopUpMenuHandle) ;
  52                 for ( int i = 0 ; i < n ; i++ )
  53                 {
  54                         Str255 label;
  55                         wxMenuItem::MacBuildMenuString( label , NULL , NULL , choices[i] ,false);
  56                         AppendMenu( m_macPopUpMenuHandle , label ) ;
  57                         m_strings.Add( choices[i] ) ;
  58                 }
  59                 SetControlMinimum( m_macControl , 0 ) ;
  60                 SetControlMaximum( m_macControl , Number()) ;
  61                 if ( n > 0 )
  62                         SetControlValue( m_macControl , 1 ) ;
  63
  64                 MacPostControlCreate() ;
  65
  66         return TRUE;
  67 }
  68
  69 void wxChoice::Append(const wxString& item)
  70 {
  71         Str255 label;
  72         wxMenuItem::MacBuildMenuString( label , NULL , NULL , item ,false);
  73         AppendMenu( m_macPopUpMenuHandle , label ) ;
  74         m_strings.Add( item ) ;
  75         SetControlMaximum( m_macControl , Number()) ;
  76 }
  77
  78 void wxChoice::Delete(int n)
  79 {
  80     ::DeleteMenuItem( m_macPopUpMenuHandle , n + 1) ;
  81     m_strings.Remove( n ) ;
  82         SetControlMaximum( m_macControl , Number()) ;
  83 }
  84
  85 void wxChoice::Clear()
  86 {
  87     for ( int i = 0 ; i < Number() ; i++ )
  88     {
  89         ::DeleteMenuItem( m_macPopUpMenuHandle , 1 ) ;
  90         }
  91     m_strings.Clear() ;
  92         SetControlMaximum( m_macControl , Number()) ;
  93 }
  94
  95 int wxChoice::GetSelection() const
  96 {
  97     return GetControlValue( m_macControl ) -1 ;
  98 }
  99
 100 void wxChoice::MacHandleControlClick( ControlHandle control , SInt16 controlpart )
 101 {
 102     wxCommandEvent event(wxEVT_COMMAND_CHOICE_SELECTED, m_windowId );
 103         event.SetInt(GetSelection());
 104     event.SetEventObject(this);
 105     event.SetString(GetStringSelection());
 106     ProcessCommand(event);
 107 }
 108
 109
 110 void wxChoice::SetSelection(int n)
 111 {
 112     SetControlValue( m_macControl , n + 1 ) ;
 113 }
 114
 115 int wxChoice::FindString(const wxString& s) const
 116 {
 117     for( int i = 0 ; i < Number() ; i++ )
 118     {
 119         if ( GetString( i ) == s )
 120                 return i ;
 121     }
 122     return -1;
 123 }
 124
 125 wxString wxChoice::GetString(int n) const
 126 {
 127         return m_strings[n] ;
 128 }
 129
 130 void wxChoice::SetSize(int x, int y, int width, int height, int sizeFlags)
 131 {
 132   wxControl::SetSize( x,y,width,height,sizeFlags ) ;
 133 }
 134
 135 wxString wxChoice::GetStringSelection () const
 136 {
 137     int sel = GetSelection ();
 138     if (sel > -1)
 139         return wxString(this->GetString (sel));
 140     else
 141         return wxString("");
 142 }
 143
 144 bool wxChoice::SetStringSelection (const wxString& s)
 145 {
 146     int sel = FindString (s);
 147     if (sel > -1)
 148         {
 149             SetSelection (sel);
 150             return TRUE;
 151         }
 152     else
 153         return FALSE;
 154 }
 155
 156 void wxChoice::Command(wxCommandEvent & event)
 157 {
 158     SetSelection (event.GetInt());
 159     ProcessCommand (event);
 160 }
 161