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/menu.h"
  18 #include "wx/mac/uma.h"
  19
  20 #if !USE_SHARED_LIBRARY
  21 IMPLEMENT_DYNAMIC_CLASS(wxComboBox, wxControl)
  22 #endif
  23
  24 // right now we don't support editable comboboxes
  25
  26
  27 bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
  28            const wxString& value,
  29            const wxPoint& pos,
  30            const wxSize& size,
  31                    int n, const wxString choices[],
  32                    long style,
  33            const wxValidator& validator,
  34            const wxString& name)
  35 {
  36     m_noStrings = n;
  37
  38                 Rect bounds ;
  39                 Str255 title ;
  40
  41                 MacPreControlCreate( parent , id ,  "" , pos , size ,style, validator , name , &bounds , title ) ;
  42
  43                 m_macControl = UMANewControl( parent->GetMacRootWindow() , &bounds , title , false , 0 , -12345 , 0,
  44                 kControlPopupButtonProc , (long) this ) ;
  45
  46                 m_macPopUpMenuHandle =  NewMenu( 1 , "\pPopUp Menu" ) ;
  47                 SetControlData( m_macControl , kControlNoPart , kControlPopupButtonMenuHandleTag , sizeof( MenuHandle ) , (char*) &m_macPopUpMenuHandle) ;
  48                 for ( int i = 0 ; i < n ; i++ )
  49                 {
  50                         Str255 label;
  51                         wxMenuItem::MacBuildMenuString( label , NULL , NULL , choices[i] ,false);
  52                         AppendMenu( m_macPopUpMenuHandle , label ) ;
  53                 }
  54                 SetControlMinimum( m_macControl , 0 ) ;
  55                 SetControlMaximum( m_macControl , m_noStrings) ;
  56                 SetControlValue( m_macControl , 1 ) ;
  57
  58                 MacPostControlCreate() ;
  59
  60         return TRUE;
  61 }
  62
  63 wxString wxComboBox::GetValue() const
  64 {
  65     return GetStringSelection() ;
  66 }
  67
  68 void wxComboBox::SetValue(const wxString& value)
  69 {
  70     SetStringSelection( value ) ;
  71 }
  72
  73 // Clipboard operations
  74 void wxComboBox::Copy()
  75 {
  76     // TODO
  77 }
  78
  79 void wxComboBox::Cut()
  80 {
  81     // TODO
  82 }
  83
  84 void wxComboBox::Paste()
  85 {
  86     // TODO
  87 }
  88
  89 void wxComboBox::SetEditable(bool editable)
  90 {
  91     // TODO
  92 }
  93
  94 void wxComboBox::SetInsertionPoint(long pos)
  95 {
  96     // TODO
  97 }
  98
  99 void wxComboBox::SetInsertionPointEnd()
 100 {
 101     // TODO
 102 }
 103
 104 long wxComboBox::GetInsertionPoint() const
 105 {
 106     // TODO
 107     return 0;
 108 }
 109
 110 long wxComboBox::GetLastPosition() const
 111 {
 112     // TODO
 113     return 0;
 114 }
 115
 116 void wxComboBox::Replace(long from, long to, const wxString& value)
 117 {
 118     // TODO
 119 }
 120
 121 void wxComboBox::Remove(long from, long to)
 122 {
 123     // TODO
 124 }
 125
 126 void wxComboBox::SetSelection(long from, long to)
 127 {
 128     // TODO
 129 }
 130
 131 void wxComboBox::Append(const wxString& item)
 132 {
 133         Str255 label;
 134         wxMenuItem::MacBuildMenuString( label , NULL , NULL , item ,false);
 135         AppendMenu( m_macPopUpMenuHandle , label ) ;
 136     m_noStrings ++;
 137         SetControlMaximum( m_macControl , m_noStrings) ;
 138 }
 139
 140 void wxComboBox::Delete(int n)
 141 {
 142         wxASSERT( n < m_noStrings ) ;
 143     ::DeleteMenuItem( m_macPopUpMenuHandle , n + 1) ;
 144     m_noStrings --;
 145         SetControlMaximum( m_macControl , m_noStrings) ;
 146 }
 147
 148 void wxComboBox::Clear()
 149 {
 150     for ( int i = 0 ; i < m_noStrings ; i++ )
 151     {
 152         ::DeleteMenuItem( m_macPopUpMenuHandle , 1 ) ;
 153         }
 154     m_noStrings = 0;
 155         SetControlMaximum( m_macControl , m_noStrings) ;
 156 }
 157
 158 int wxComboBox::GetSelection() const
 159 {
 160     return GetControlValue( m_macControl ) -1 ;
 161 }
 162
 163 void wxComboBox::SetSelection(int n)
 164 {
 165     SetControlValue( m_macControl , n + 1 ) ;
 166 }
 167
 168 int wxComboBox::FindString(const wxString& s) const
 169 {
 170     for( int i = 0 ; i < m_noStrings ; i++ )
 171     {
 172         if ( GetString( i ) == s )
 173                 return i ;
 174     }
 175     return -1;
 176 }
 177
 178 wxString wxComboBox::GetString(int n) const
 179 {
 180     Str255 p_text ;
 181     char   c_text[255];
 182     ::GetMenuItemText( m_macPopUpMenuHandle , n+1 , p_text ) ;
 183 #if TARGET_CARBON
 184     p2cstrcpy( c_text, p_text ) ;
 185 #else
 186         p2cstr( p_text ) ;
 187     strcpy( c_text, (char *) p_text ) ;
 188 #endif
 189     return wxString( c_text );
 190 }
 191
 192 wxString wxComboBox::GetStringSelection() const
 193 {
 194     int sel = GetSelection ();
 195     if (sel > -1)
 196         return wxString(this->GetString (sel));
 197     else
 198         return wxString("");
 199 }
 200
 201 bool wxComboBox::SetStringSelection(const wxString& sel)
 202 {
 203     int s = FindString (sel);
 204     if (s > -1)
 205         {
 206             SetSelection (s);
 207             return TRUE;
 208         }
 209     else
 210         return FALSE;
 211 }
 212
 213 void wxComboBox::MacHandleControlClick( ControlHandle control , SInt16 controlpart )
 214 {
 215     wxCommandEvent event(wxEVT_COMMAND_COMBOBOX_SELECTED, m_windowId );
 216         event.SetInt(GetSelection());
 217     event.SetEventObject(this);
 218     event.SetString(GetStringSelection());
 219     ProcessCommand(event);
 220 }
 221