src/msw/radiobut.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        radiobut.cpp
   3 // Purpose:     wxRadioButton
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart and Markus Holzem
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "radiobut.h"
  14 #endif
  15
  16 // For compilers that support precompilation, includes "wx.h".
  17 #include "wx/wxprec.h"
  18
  19 #ifdef __BORLANDC__
  20 #pragma hdrstop
  21 #endif
  22
  23 #ifndef WX_PRECOMP
  24 #include <stdio.h>
  25 #include "wx/setup.h"
  26 #include "wx/radiobut.h"
  27 #include "wx/brush.h"
  28 #endif
  29
  30 #include "wx/msw/private.h"
  31
  32 IMPLEMENT_DYNAMIC_CLASS(wxRadioButton, wxControl)
  33 // IMPLEMENT_DYNAMIC_CLASS(wxBitmapRadioButton, wxRadioButton)
  34
  35 bool wxRadioButton::MSWCommand(WXUINT param, WXWORD id)
  36 {
  37   if (param == BN_CLICKED)
  38   {
  39     wxCommandEvent event(wxEVT_COMMAND_RADIOBUTTON_SELECTED, m_windowId);
  40     event.SetEventObject( this );
  41     ProcessCommand(event);
  42     return TRUE;
  43   }
  44   else return FALSE;
  45 }
  46
  47 bool wxRadioButton::Create(wxWindow *parent, wxWindowID id,
  48        const wxString& label,
  49            const wxPoint& pos,
  50            const wxSize& size, long style,
  51            const wxValidator& validator,
  52            const wxString& name)
  53 {
  54   SetName(name);
  55   SetValidator(validator);
  56
  57   if (parent) parent->AddChild(this);
  58
  59   SetBackgroundColour(parent->GetBackgroundColour());
  60   SetForegroundColour(parent->GetForegroundColour());
  61
  62   if ( id == -1 )
  63     m_windowId = (int)NewControlId();
  64   else
  65   m_windowId = id;
  66
  67   int x = pos.x;
  68   int y = pos.y;
  69   int width = size.x;
  70   int height = size.y;
  71
  72   m_windowStyle = style ;
  73
  74   long groupStyle = 0;
  75   if (m_windowStyle & wxRB_GROUP)
  76     groupStyle = WS_GROUP;
  77
  78 //  long msStyle = groupStyle | RADIO_FLAGS;
  79   long msStyle = groupStyle | BS_AUTORADIOBUTTON | WS_CHILD | WS_VISIBLE ;
  80
  81   bool want3D;
  82   WXDWORD exStyle = Determine3DEffects(0, &want3D) ;
  83
  84   // Even with extended styles, need to combine with WS_BORDER
  85   // for them to look right.
  86 /*
  87   if ( want3D || wxStyleHasBorder(m_windowStyle) )
  88     msStyle |= WS_BORDER;
  89 */
  90
  91   m_hWnd = (WXHWND) CreateWindowEx(exStyle, RADIO_CLASS, (const wxChar *)label,
  92                           msStyle,0,0,0,0,
  93                           (HWND) parent->GetHWND(), (HMENU)m_windowId, wxGetInstance(), NULL);
  94
  95   wxCHECK_MSG( m_hWnd, FALSE, wxT("Failed to create radiobutton") );
  96
  97 #if wxUSE_CTL3D
  98   if (want3D)
  99   {
 100     Ctl3dSubclassCtl((HWND) m_hWnd);
 101    m_useCtl3D = TRUE;
 102   }
 103 #endif
 104
 105   SetFont(parent->GetFont());
 106
 107   // Subclass again for purposes of dialog editing mode
 108   SubclassWin((WXHWND)m_hWnd);
 109
 110 //  SetValue(value);
 111
 112   // start GRW fix
 113   if (label != wxT(""))
 114   {
 115     int label_width, label_height;
 116     GetTextExtent(label, &label_width, &label_height, NULL, NULL, & this->GetFont());
 117     if (width < 0)
 118       width = (int)(label_width + RADIO_SIZE);
 119     if (height<0)
 120     {
 121       height = (int)(label_height);
 122       if (height < RADIO_SIZE)
 123         height = RADIO_SIZE;
 124     }
 125   }
 126   else
 127   {
 128     if (width < 0)
 129       width = RADIO_SIZE;
 130     if (height < 0)
 131       height = RADIO_SIZE;
 132   }
 133   // end GRW fix
 134
 135   SetSize(x, y, width, height);
 136
 137   return TRUE;
 138 }
 139
 140
 141 void wxRadioButton::SetLabel(const wxString& label)
 142 {
 143   SetWindowText((HWND) GetHWND(), (const wxChar *)label);
 144 }
 145
 146 void wxRadioButton::SetValue(bool value)
 147 {
 148 // Following necessary for Win32s, because Win32s translate BM_SETCHECK
 149   SendMessage((HWND) GetHWND(), BM_SETCHECK, (WPARAM)value, 0L);
 150 }
 151
 152 // Get single selection
 153 bool wxRadioButton::GetValue(void) const
 154 {
 155   return (SendMessage((HWND) GetHWND(), BM_GETCHECK, 0, 0L) != 0);
 156 }
 157
 158 void wxRadioButton::Command (wxCommandEvent & event)
 159 {
 160   SetValue ( (event.m_commandInt != 0) );
 161   ProcessCommand (event);
 162 }
 163
 164
 165 // Not implemented
 166 #if 0
 167 bool wxBitmapRadioButton::Create(wxWindow *parent, wxWindowID id,
 168        const wxBitmap *bitmap,
 169            const wxPoint& pos,
 170            const wxSize& size, long style,
 171            const wxValidator& validator,
 172            const wxString& name)
 173 {
 174   SetName(name);
 175   SetValidator(validator);
 176
 177   if (parent) parent->AddChild(this);
 178   SetBackgroundColour(parent->GetBackgroundColour());
 179   SetForegroundColour(parent->GetForegroundColour());
 180
 181   if ( id == -1 )
 182     m_windowId = (int)NewControlId();
 183   else
 184   m_windowId = id;
 185
 186   int x = pos.x;
 187   int y = pos.y;
 188   int width = size.x;
 189   int height = size.y;
 190   m_windowStyle = style ;
 191
 192   long groupStyle = 0;
 193   if (m_windowStyle & wxRB_GROUP)
 194     groupStyle = WS_GROUP;
 195
 196 //  long msStyle = groupStyle | RADIO_FLAGS;
 197   long msStyle = groupStyle | BS_RADIOBUTTON | WS_CHILD | WS_VISIBLE ;
 198
 199   m_hWnd = (WXHWND) CreateWindowEx(MakeExtendedStyle(m_windowStyle), RADIO_CLASS, "toggle",
 200                           msStyle,0,0,0,0,
 201                           (HWND) parent->GetHWND(), (HMENU)m_windowId, wxGetInstance(), NULL);
 202
 203   wxCHECK_MSG( m_hWnd, "Failed to create radio button", FALSE );
 204
 205 #if wxUSE_CTL3D
 206   if (!(GetParent()->GetWindowStyleFlag() & wxUSER_COLOURS))
 207   {
 208     Ctl3dSubclassCtl((HWND) GetHWND());
 209     m_useCtl3D = TRUE;
 210   }
 211 #endif
 212
 213   // Subclass again for purposes of dialog editing mode
 214   SubclassWin(GetHWND());
 215
 216   SetSize(x, y, width, height);
 217
 218   return TRUE;
 219 }
 220
 221 void wxBitmapRadioButton::SetLabel(const wxBitmap *bitmap)
 222 {
 223 }
 224
 225 void wxBitmapRadioButton::SetValue(bool value)
 226 {
 227 // Following necessary for Win32s, because Win32s translate BM_SETCHECK
 228   SendMessage((HWND) GetHWND(), BM_SETCHECK, (WPARAM)value, 0L);
 229 }
 230
 231 // Get single selection, for single choice list items
 232 bool wxBitmapRadioButton::GetValue(void) const
 233 {
 234   return (bool)SendMessage((HWND) GetHWND(), BM_GETCHECK, 0, 0L);
 235 }
 236
 237 #endif