src/msw/spinbutt.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        msw/spinbutt.cpp
   3 // Purpose:     wxSpinButton
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  21     #pragma implementation "spinbutt.h"
  22     #pragma implementation "spinbutbase.h"
  23 #endif
  24
  25 // For compilers that support precompilation, includes "wx.h".
  26 #include "wx/wxprec.h"
  27
  28 #ifdef __BORLANDC__
  29     #pragma hdrstop
  30 #endif
  31
  32 #ifndef WX_PRECOMP
  33 #include "wx/app.h"
  34 #endif
  35
  36 #if wxUSE_SPINBTN
  37
  38 #include "wx/spinbutt.h"
  39
  40 IMPLEMENT_DYNAMIC_CLASS(wxSpinEvent, wxNotifyEvent)
  41
  42 #include "wx/msw/private.h"
  43 #include "wx/msw/wrapcctl.h"
  44
  45 // ============================================================================
  46 // implementation
  47 // ============================================================================
  48
  49 // ----------------------------------------------------------------------------
  50 // wxWin macros
  51 // ----------------------------------------------------------------------------
  52
  53
  54 #if wxUSE_EXTENDED_RTTI
  55 WX_DEFINE_FLAGS( wxSpinButtonStyle )
  56
  57 wxBEGIN_FLAGS( wxSpinButtonStyle )
  58     // new style border flags, we put them first to
  59     // use them for streaming out
  60     wxFLAGS_MEMBER(wxBORDER_SIMPLE)
  61     wxFLAGS_MEMBER(wxBORDER_SUNKEN)
  62     wxFLAGS_MEMBER(wxBORDER_DOUBLE)
  63     wxFLAGS_MEMBER(wxBORDER_RAISED)
  64     wxFLAGS_MEMBER(wxBORDER_STATIC)
  65     wxFLAGS_MEMBER(wxBORDER_NONE)
  66
  67     // old style border flags
  68     wxFLAGS_MEMBER(wxSIMPLE_BORDER)
  69     wxFLAGS_MEMBER(wxSUNKEN_BORDER)
  70     wxFLAGS_MEMBER(wxDOUBLE_BORDER)
  71     wxFLAGS_MEMBER(wxRAISED_BORDER)
  72     wxFLAGS_MEMBER(wxSTATIC_BORDER)
  73     wxFLAGS_MEMBER(wxBORDER)
  74
  75     // standard window styles
  76     wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
  77     wxFLAGS_MEMBER(wxCLIP_CHILDREN)
  78     wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
  79     wxFLAGS_MEMBER(wxWANTS_CHARS)
  80     wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
  81     wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
  82     wxFLAGS_MEMBER(wxVSCROLL)
  83     wxFLAGS_MEMBER(wxHSCROLL)
  84
  85     wxFLAGS_MEMBER(wxSP_HORIZONTAL)
  86     wxFLAGS_MEMBER(wxSP_VERTICAL)
  87     wxFLAGS_MEMBER(wxSP_ARROW_KEYS)
  88     wxFLAGS_MEMBER(wxSP_WRAP)
  89
  90 wxEND_FLAGS( wxSpinButtonStyle )
  91
  92 IMPLEMENT_DYNAMIC_CLASS_XTI(wxSpinButton, wxControl,"wx/spinbut.h")
  93
  94 wxBEGIN_PROPERTIES_TABLE(wxSpinButton)
  95     wxEVENT_RANGE_PROPERTY( Spin , wxEVT_SCROLL_TOP , wxEVT_SCROLL_ENDSCROLL , wxSpinEvent )
  96
  97     wxPROPERTY( Value , int , SetValue, GetValue, 0 , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
  98     wxPROPERTY( Min , int , SetMin, GetMin, 0 , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
  99     wxPROPERTY( Max , int , SetMax, GetMax, 0 , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
 100     wxPROPERTY_FLAGS( WindowStyle , wxSpinButtonStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
 101 wxEND_PROPERTIES_TABLE()
 102
 103 wxBEGIN_HANDLERS_TABLE(wxSpinButton)
 104 wxEND_HANDLERS_TABLE()
 105
 106 wxCONSTRUCTOR_5( wxSpinButton , wxWindow* , Parent , wxWindowID , Id , wxPoint , Position , wxSize , Size , long , WindowStyle )
 107 #else
 108 IMPLEMENT_DYNAMIC_CLASS(wxSpinButton, wxControl)
 109 #endif
 110
 111
 112
 113 // ----------------------------------------------------------------------------
 114 // wxSpinButton
 115 // ----------------------------------------------------------------------------
 116
 117 bool wxSpinButton::Create(wxWindow *parent,
 118                           wxWindowID id,
 119                           const wxPoint& pos,
 120                           const wxSize& size,
 121                           long style,
 122                           const wxString& name)
 123 {
 124     // basic initialization
 125     m_windowId = (id == wxID_ANY) ? NewControlId() : id;
 126
 127     SetName(name);
 128
 129     int x = pos.x;
 130     int y = pos.y;
 131     int width = size.x;
 132     int height = size.y;
 133
 134     m_windowStyle = style;
 135
 136     SetParent(parent);
 137
 138     // get the right size for the control
 139     if ( width <= 0 || height <= 0 )
 140     {
 141         wxSize size = DoGetBestSize();
 142         if ( width <= 0 )
 143             width = size.x;
 144         if ( height <= 0 )
 145             height = size.y;
 146     }
 147
 148     if ( x < 0 )
 149         x = 0;
 150     if ( y < 0 )
 151         y = 0;
 152
 153     // translate the styles
 154     DWORD wstyle = WS_VISIBLE | WS_CHILD | WS_TABSTOP | /*  WS_CLIPSIBLINGS | */
 155                    UDS_NOTHOUSANDS | // never useful, sometimes harmful
 156                    UDS_SETBUDDYINT;  // it doesn't harm if we don't have buddy
 157
 158     if ( m_windowStyle & wxCLIP_SIBLINGS )
 159         wstyle |= WS_CLIPSIBLINGS;
 160     if ( m_windowStyle & wxSP_HORIZONTAL )
 161         wstyle |= UDS_HORZ;
 162     if ( m_windowStyle & wxSP_ARROW_KEYS )
 163         wstyle |= UDS_ARROWKEYS;
 164     if ( m_windowStyle & wxSP_WRAP )
 165         wstyle |= UDS_WRAP;
 166
 167     // create the UpDown control.
 168     m_hWnd = (WXHWND)CreateUpDownControl
 169                      (
 170                        wstyle,
 171                        x, y, width, height,
 172                        GetHwndOf(parent),
 173                        m_windowId,
 174                        wxGetInstance(),
 175                        NULL, // no buddy
 176                        m_max, m_min,
 177                        m_min // initial position
 178                      );
 179
 180     if ( !m_hWnd )
 181     {
 182         wxLogLastError(wxT("CreateUpDownControl"));
 183
 184         return false;
 185     }
 186
 187     if ( parent )
 188     {
 189         parent->AddChild(this);
 190     }
 191
 192     SubclassWin(m_hWnd);
 193
 194     SetBestSize(size);
 195
 196     return true;
 197 }
 198
 199 wxSpinButton::~wxSpinButton()
 200 {
 201 }
 202
 203 // ----------------------------------------------------------------------------
 204 // size calculation
 205 // ----------------------------------------------------------------------------
 206
 207 wxSize wxSpinButton::DoGetBestSize() const
 208 {
 209     return GetBestSpinnerSize( (GetWindowStyle() & wxSP_VERTICAL) != 0 );
 210 }
 211
 212 // ----------------------------------------------------------------------------
 213 // Attributes
 214 // ----------------------------------------------------------------------------
 215
 216 int wxSpinButton::GetValue() const
 217 {
 218     int n;
 219 #ifdef UDM_GETPOS32
 220     if ( wxTheApp->GetComCtl32Version() >= 580 )
 221     {
 222         // use the full 32 bit range if available
 223         n = ::SendMessage(GetHwnd(), UDM_GETPOS32, 0, 0);
 224     }
 225     else
 226 #endif // UDM_GETPOS32
 227     {
 228         // we're limited to 16 bit
 229         n = (short)LOWORD(::SendMessage(GetHwnd(), UDM_GETPOS, 0, 0));
 230     }
 231
 232     if (n < m_min) n = m_min;
 233     if (n > m_max) n = m_max;
 234
 235     return n;
 236 }
 237
 238 void wxSpinButton::SetValue(int val)
 239 {
 240     // wxSpinButtonBase::SetValue(val); -- no, it is pure virtual
 241
 242 #ifdef UDM_SETPOS32
 243     if ( wxTheApp->GetComCtl32Version() >= 580 )
 244     {
 245         // use the full 32 bit range if available
 246         ::SendMessage(GetHwnd(), UDM_SETPOS32, 0, val);
 247     }
 248     else // we're limited to 16 bit
 249 #endif // UDM_SETPOS32
 250     {
 251         ::SendMessage(GetHwnd(), UDM_SETPOS, 0, MAKELONG((short) val, 0));
 252     }
 253 }
 254
 255 void wxSpinButton::SetRange(int minVal, int maxVal)
 256 {
 257     wxSpinButtonBase::SetRange(minVal, maxVal);
 258
 259 #ifdef UDM_SETRANGE32
 260     if ( wxApp::GetComCtl32Version() >= 471 )
 261     {
 262         // use the full 32 bit range if available
 263         ::SendMessage(GetHwnd(), UDM_SETRANGE32, minVal, maxVal);
 264     }
 265     else // we're limited to 16 bit
 266 #endif // UDM_SETRANGE32
 267     {
 268         ::SendMessage(GetHwnd(), UDM_SETRANGE, 0,
 269                       (LPARAM) MAKELONG((short)maxVal, (short)minVal));
 270     }
 271 }
 272
 273 bool wxSpinButton::MSWOnScroll(int WXUNUSED(orientation), WXWORD wParam,
 274                                WXWORD pos, WXHWND control)
 275 {
 276     wxCHECK_MSG( control, false, wxT("scrolling what?") )
 277
 278     if ( wParam != SB_THUMBPOSITION )
 279     {
 280         // probable SB_ENDSCROLL - we don't react to it
 281         return false;
 282     }
 283
 284     wxSpinEvent event(wxEVT_SCROLL_THUMBTRACK, m_windowId);
 285     event.SetPosition((short)pos);    // cast is important for negative values!
 286     event.SetEventObject(this);
 287
 288     return GetEventHandler()->ProcessEvent(event);
 289 }
 290
 291 bool wxSpinButton::MSWOnNotify(int WXUNUSED(idCtrl), WXLPARAM lParam, WXLPARAM *result)
 292 {
 293     NM_UPDOWN *lpnmud = (NM_UPDOWN *)lParam;
 294
 295     if (lpnmud->hdr.hwndFrom != GetHwnd()) // make sure it is the right control
 296         return false;
 297
 298     wxSpinEvent event(lpnmud->iDelta > 0 ? wxEVT_SCROLL_LINEUP
 299                                          : wxEVT_SCROLL_LINEDOWN,
 300                       m_windowId);
 301     event.SetPosition(lpnmud->iPos + lpnmud->iDelta);
 302     event.SetEventObject(this);
 303
 304     bool processed = GetEventHandler()->ProcessEvent(event);
 305
 306     *result = event.IsAllowed() ? 0 : 1;
 307
 308     return processed;
 309 }
 310
 311 bool wxSpinButton::MSWCommand(WXUINT WXUNUSED(cmd), WXWORD WXUNUSED(id))
 312 {
 313     // No command messages
 314     return false;
 315 }
 316
 317 #endif // wxUSE_SPINBTN