src/mac/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 bool wxChoice::Create(wxWindow *parent, wxWindowID id,
  34            const wxPoint& pos,
  35            const wxSize& size,
  36                    int n, const wxString choices[],
  37                    long style,
  38            const wxValidator& validator,
  39            const wxString& name)
  40 {
  41
  42                 Rect bounds ;
  43                 Str255 title ;
  44
  45                 MacPreControlCreate( parent , id ,  "" , pos , size ,style, validator , name , &bounds , title ) ;
  46
  47                 m_macPopUpMenuHandle =  NewMenu( 1 , "\pPopUp Menu" ) ;
  48                 m_macControl = UMANewControl( parent->GetMacRootWindow() , &bounds , title , true , 0 , -12345 , 0 ,
  49                 kControlPopupButtonProc + kControlPopupFixedWidthVariant , (long) this ) ;
  50
  51                 m_macPopUpMenuHandle =  NewMenu( 1 , "\pPopUp Menu" ) ;
  52                 SetControlData( m_macControl , kControlNoPart , kControlPopupButtonMenuHandleTag , sizeof( MenuHandle ) , (char*) &m_macPopUpMenuHandle) ;
  53                 for ( int i = 0 ; i < n ; i++ )
  54                 {
  55                         Str255 label;
  56                         wxMenuItem::MacBuildMenuString( label , NULL , NULL , choices[i] ,false);
  57                         AppendMenu( m_macPopUpMenuHandle , label ) ;
  58                         m_strings.Add( choices[i] ) ;
  59                 }
  60                 SetControlMinimum( m_macControl , 0 ) ;
  61                 SetControlMaximum( m_macControl , Number()) ;
  62                 if ( n > 0 )
  63                         SetControlValue( m_macControl , 1 ) ;
  64
  65                 MacPostControlCreate() ;
  66
  67         return TRUE;
  68 }
  69
  70 void wxChoice::Append(const wxString& item)
  71 {
  72         Str255 label;
  73         wxMenuItem::MacBuildMenuString( label , NULL , NULL , item ,false);
  74         AppendMenu( m_macPopUpMenuHandle , label ) ;
  75         m_strings.Add( item ) ;
  76         SetControlMaximum( m_macControl , Number()) ;
  77 }
  78
  79 void wxChoice::Append(const wxString &item, void *client_data)
  80 {
  81 }
  82
  83 void *wxChoice::GetClientData(int index) const
  84 {
  85    return NULL;
  86 }
  87
  88 void wxChoice::Delete(int n)
  89 {
  90     ::DeleteMenuItem( m_macPopUpMenuHandle , n + 1) ;
  91     m_strings.Remove( n ) ;
  92         SetControlMaximum( m_macControl , Number()) ;
  93 }
  94
  95 void wxChoice::Clear()
  96 {
  97     for ( int i = 0 ; i < Number() ; i++ )
  98     {
  99         ::DeleteMenuItem( m_macPopUpMenuHandle , 1 ) ;
 100         }
 101     m_strings.Clear() ;
 102         SetControlMaximum( m_macControl , Number()) ;
 103 }
 104
 105 int wxChoice::GetSelection() const
 106 {
 107     return GetControlValue( m_macControl ) -1 ;
 108 }
 109
 110 void wxChoice::MacHandleControlClick( ControlHandle control , SInt16 controlpart )
 111 {
 112     wxCommandEvent event(wxEVT_COMMAND_CHOICE_SELECTED, m_windowId );
 113         event.SetInt(GetSelection());
 114     event.SetEventObject(this);
 115     event.SetString(GetStringSelection());
 116     ProcessCommand(event);
 117 }
 118
 119
 120 void wxChoice::SetSelection(int n)
 121 {
 122     SetControlValue( m_macControl , n + 1 ) ;
 123 }
 124
 125 int wxChoice::FindString(const wxString& s) const
 126 {
 127     for( int i = 0 ; i < Number() ; i++ )
 128     {
 129         if ( GetString( i ) == s )
 130                 return i ;
 131     }
 132     return -1;
 133 }
 134
 135 wxString wxChoice::GetString(int n) const
 136 {
 137         return m_strings[n] ;
 138 }
 139
 140 void wxChoice::SetSize(int x, int y, int width, int height, int sizeFlags)
 141 {
 142   wxControl::SetSize( x,y,width,height,sizeFlags ) ;
 143 }
 144
 145 wxString wxChoice::GetStringSelection () const
 146 {
 147     int sel = GetSelection ();
 148     if (sel > -1)
 149         return wxString(this->GetString (sel));
 150     else
 151         return wxString("");
 152 }
 153
 154 bool wxChoice::SetStringSelection (const wxString& s)
 155 {
 156     int sel = FindString (s);
 157     if (sel > -1)
 158         {
 159             SetSelection (sel);
 160             return TRUE;
 161         }
 162     else
 163         return FALSE;
 164 }
 165
 166 void wxChoice::Command(wxCommandEvent & event)
 167 {
 168     SetSelection (event.GetInt());
 169     ProcessCommand (event);
 170 }
 171