src/mac/carbon/combobox.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        combobox.cpp
   3 // Purpose:     wxComboBox class
   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 "combobox.h"
  14 #endif
  15
  16 #include "wx/combobox.h"
  17 #include "wx/mac/uma.h"
  18
  19 IMPLEMENT_DYNAMIC_CLASS(wxComboBox, wxControl)
  20
  21 // right now we don't support editable comboboxes
  22
  23
  24 bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
  25            const wxString& value,
  26            const wxPoint& pos,
  27            const wxSize& size,
  28                    int n, const wxString choices[],
  29                    long style,
  30            const wxValidator& validator,
  31            const wxString& name)
  32 {
  33     m_noStrings = n;
  34
  35                 Rect bounds ;
  36                 Str255 title ;
  37
  38                 MacPreControlCreate( parent , id ,  "" , pos , size ,style, validator , name , &bounds , title ) ;
  39
  40                 m_macControl = UMANewControl( parent->GetMacRootWindow() , &bounds , title , true , 0 , -12345 , 0,
  41                 kControlPopupButtonProc , (long) this ) ;
  42
  43                 m_macPopUpMenuHandle =  NewMenu( 1 , "\pPopUp Menu" ) ;
  44                 SetControlData( m_macControl , kControlNoPart , kControlPopupButtonMenuHandleTag , sizeof( MenuHandle ) , (char*) &m_macPopUpMenuHandle) ;
  45                 for ( int i = 0 ; i < n ; i++ )
  46                 {
  47                         appendmenu( m_macPopUpMenuHandle , choices[i] ) ;
  48                 }
  49                 SetControlMinimum( m_macControl , 0 ) ;
  50                 SetControlMaximum( m_macControl , m_noStrings) ;
  51                 SetControlValue( m_macControl , 1 ) ;
  52
  53                 MacPostControlCreate() ;
  54
  55         return TRUE;
  56 }
  57
  58 wxString wxComboBox::GetValue() const
  59 {
  60     return GetStringSelection() ;
  61 }
  62
  63 void wxComboBox::SetValue(const wxString& value)
  64 {
  65     SetStringSelection( value ) ;
  66 }
  67
  68 // Clipboard operations
  69 void wxComboBox::Copy()
  70 {
  71     // TODO
  72 }
  73
  74 void wxComboBox::Cut()
  75 {
  76     // TODO
  77 }
  78
  79 void wxComboBox::Paste()
  80 {
  81     // TODO
  82 }
  83
  84 void wxComboBox::SetEditable(bool editable)
  85 {
  86     // TODO
  87 }
  88
  89 void wxComboBox::SetInsertionPoint(long pos)
  90 {
  91     // TODO
  92 }
  93
  94 void wxComboBox::SetInsertionPointEnd()
  95 {
  96     // TODO
  97 }
  98
  99 long wxComboBox::GetInsertionPoint() const
 100 {
 101     // TODO
 102     return 0;
 103 }
 104
 105 long wxComboBox::GetLastPosition() const
 106 {
 107     // TODO
 108     return 0;
 109 }
 110
 111 void wxComboBox::Replace(long from, long to, const wxString& value)
 112 {
 113     // TODO
 114 }
 115
 116 void wxComboBox::Remove(long from, long to)
 117 {
 118     // TODO
 119 }
 120
 121 void wxComboBox::SetSelection(long from, long to)
 122 {
 123     // TODO
 124 }
 125
 126 void wxComboBox::Append(const wxString& item)
 127 {
 128         appendmenu( m_macPopUpMenuHandle , item ) ;
 129     m_noStrings ++;
 130         SetControlMaximum( m_macControl , m_noStrings) ;
 131 }
 132
 133 void wxComboBox::Delete(int n)
 134 {
 135         wxASSERT( n < m_noStrings ) ;
 136     ::DeleteMenuItem( m_macPopUpMenuHandle , n + 1) ;
 137     m_noStrings --;
 138         SetControlMaximum( m_macControl , m_noStrings) ;
 139 }
 140
 141 void wxComboBox::Clear()
 142 {
 143     for ( int i = 0 ; i < m_noStrings ; i++ )
 144     {
 145         ::DeleteMenuItem( m_macPopUpMenuHandle , 1 ) ;
 146         }
 147     m_noStrings = 0;
 148         SetControlMaximum( m_macControl , m_noStrings) ;
 149 }
 150
 151 int wxComboBox::GetSelection() const
 152 {
 153     return GetControlValue( m_macControl ) -1 ;
 154 }
 155
 156 void wxComboBox::SetSelection(int n)
 157 {
 158     SetControlValue( m_macControl , n + 1 ) ;
 159 }
 160
 161 int wxComboBox::FindString(const wxString& s) const
 162 {
 163     for( int i = 0 ; i < m_noStrings ; i++ )
 164     {
 165         if ( GetString( i ) == s )
 166                 return i ;
 167     }
 168     return -1;
 169 }
 170
 171 wxString wxComboBox::GetString(int n) const
 172 {
 173         Str255 text ;
 174     ::GetMenuItemText( m_macPopUpMenuHandle , n+1 , text ) ;
 175     p2cstr( text ) ;
 176     return wxString( text );
 177 }
 178
 179 wxString wxComboBox::GetStringSelection() const
 180 {
 181     int sel = GetSelection ();
 182     if (sel > -1)
 183         return wxString(this->GetString (sel));
 184     else
 185         return wxString("");
 186 }
 187
 188 bool wxComboBox::SetStringSelection(const wxString& sel)
 189 {
 190     int s = FindString (sel);
 191     if (s > -1)
 192         {
 193             SetSelection (s);
 194             return TRUE;
 195         }
 196     else
 197         return FALSE;
 198 }
 199
 200 void wxComboBox::MacHandleControlClick( ControlHandle control , SInt16 controlpart )
 201 {
 202     wxCommandEvent event(wxEVT_COMMAND_COMBOBOX_SELECTED, m_windowId );
 203         event.SetInt(GetSelection());
 204     event.SetEventObject(this);
 205     event.SetString(copystring(GetStringSelection()));
 206     ProcessCommand(event);
 207     delete[] event.GetString();
 208 }
 209