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 #if defined(__WIN95__)
  43
  44 #include "wx/msw/private.h"
  45
  46 #if defined(__WIN95__) && !(defined(__GNUWIN32_OLD__) && !defined(__CYGWIN10__))
  47     #include <commctrl.h>
  48 #endif
  49
  50 // ============================================================================
  51 // implementation
  52 // ============================================================================
  53
  54 // ----------------------------------------------------------------------------
  55 // wxWin macros
  56 // ----------------------------------------------------------------------------
  57
  58
  59 #if wxUSE_EXTENDED_RTTI
  60 WX_DEFINE_FLAGS( wxSpinButtonStyle )
  61
  62 wxBEGIN_FLAGS( wxSpinButtonStyle )
  63     // new style border flags, we put them first to
  64     // use them for streaming out
  65     wxFLAGS_MEMBER(wxBORDER_SIMPLE)
  66     wxFLAGS_MEMBER(wxBORDER_SUNKEN)
  67     wxFLAGS_MEMBER(wxBORDER_DOUBLE)
  68     wxFLAGS_MEMBER(wxBORDER_RAISED)
  69     wxFLAGS_MEMBER(wxBORDER_STATIC)
  70     wxFLAGS_MEMBER(wxBORDER_NONE)
  71
  72     // old style border flags
  73     wxFLAGS_MEMBER(wxSIMPLE_BORDER)
  74     wxFLAGS_MEMBER(wxSUNKEN_BORDER)
  75     wxFLAGS_MEMBER(wxDOUBLE_BORDER)
  76     wxFLAGS_MEMBER(wxRAISED_BORDER)
  77     wxFLAGS_MEMBER(wxSTATIC_BORDER)
  78     wxFLAGS_MEMBER(wxBORDER)
  79
  80     // standard window styles
  81     wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
  82     wxFLAGS_MEMBER(wxCLIP_CHILDREN)
  83     wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
  84     wxFLAGS_MEMBER(wxWANTS_CHARS)
  85     wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
  86     wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
  87     wxFLAGS_MEMBER(wxVSCROLL)
  88     wxFLAGS_MEMBER(wxHSCROLL)
  89
  90     wxFLAGS_MEMBER(wxSP_HORIZONTAL)
  91     wxFLAGS_MEMBER(wxSP_VERTICAL)
  92     wxFLAGS_MEMBER(wxSP_ARROW_KEYS)
  93     wxFLAGS_MEMBER(wxSP_WRAP)
  94
  95 wxEND_FLAGS( wxSpinButtonStyle )
  96
  97 IMPLEMENT_DYNAMIC_CLASS_XTI(wxSpinButton, wxControl,"wx/spinbut.h")
  98
  99 wxBEGIN_PROPERTIES_TABLE(wxSpinButton)
 100     wxEVENT_RANGE_PROPERTY( Spin , wxEVT_SCROLL_TOP , wxEVT_SCROLL_ENDSCROLL , wxSpinEvent )
 101
 102     wxPROPERTY( Value , int , SetValue, GetValue, 0 , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
 103     wxPROPERTY( Min , int , SetMin, GetMin, 0 , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
 104     wxPROPERTY( Max , int , SetMax, GetMax, 0 , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
 105     wxPROPERTY_FLAGS( WindowStyle , wxSpinButtonStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
 106 wxEND_PROPERTIES_TABLE()
 107
 108 wxBEGIN_HANDLERS_TABLE(wxSpinButton)
 109 wxEND_HANDLERS_TABLE()
 110
 111 wxCONSTRUCTOR_5( wxSpinButton , wxWindow* , Parent , wxWindowID , Id , wxPoint , Position , wxSize , Size , long , WindowStyle )
 112 #else
 113 IMPLEMENT_DYNAMIC_CLASS(wxSpinButton, wxControl)
 114 #endif
 115
 116
 117
 118 // ----------------------------------------------------------------------------
 119 // wxSpinButton
 120 // ----------------------------------------------------------------------------
 121
 122 bool wxSpinButton::Create(wxWindow *parent,
 123                           wxWindowID id,
 124                           const wxPoint& pos,
 125                           const wxSize& size,
 126                           long style,
 127                           const wxString& name)
 128 {
 129     // basic initialization
 130     m_windowId = (id == wxID_ANY) ? NewControlId() : id;
 131
 132     SetName(name);
 133
 134     int x = pos.x;
 135     int y = pos.y;
 136     int width = size.x;
 137     int height = size.y;
 138
 139     m_windowStyle = style;
 140
 141     SetParent(parent);
 142
 143     // get the right size for the control
 144     if ( width <= 0 || height <= 0 )
 145     {
 146         wxSize size = DoGetBestSize();
 147         if ( width <= 0 )
 148             width = size.x;
 149         if ( height <= 0 )
 150             height = size.y;
 151     }
 152
 153     if ( x < 0 )
 154         x = 0;
 155     if ( y < 0 )
 156         y = 0;
 157
 158     // translate the styles
 159     DWORD wstyle = WS_VISIBLE | WS_CHILD | WS_TABSTOP | /*  WS_CLIPSIBLINGS | */
 160                    UDS_NOTHOUSANDS | // never useful, sometimes harmful
 161                    UDS_SETBUDDYINT;  // it doesn't harm if we don't have buddy
 162
 163     if ( m_windowStyle & wxCLIP_SIBLINGS )
 164         wstyle |= WS_CLIPSIBLINGS;
 165     if ( m_windowStyle & wxSP_HORIZONTAL )
 166         wstyle |= UDS_HORZ;
 167     if ( m_windowStyle & wxSP_ARROW_KEYS )
 168         wstyle |= UDS_ARROWKEYS;
 169     if ( m_windowStyle & wxSP_WRAP )
 170         wstyle |= UDS_WRAP;
 171
 172     // create the UpDown control.
 173     m_hWnd = (WXHWND)CreateUpDownControl
 174                      (
 175                        wstyle,
 176                        x, y, width, height,
 177                        GetHwndOf(parent),
 178                        m_windowId,
 179                        wxGetInstance(),
 180                        NULL, // no buddy
 181                        m_max, m_min,
 182                        m_min // initial position
 183                      );
 184
 185     if ( !m_hWnd )
 186     {
 187         wxLogLastError(wxT("CreateUpDownControl"));
 188
 189         return false;
 190     }
 191
 192     if ( parent )
 193     {
 194         parent->AddChild(this);
 195     }
 196
 197     SubclassWin(m_hWnd);
 198
 199     SetBestSize(size);
 200
 201     return true;
 202 }
 203
 204 wxSpinButton::~wxSpinButton()
 205 {
 206 }
 207
 208 // ----------------------------------------------------------------------------
 209 // size calculation
 210 // ----------------------------------------------------------------------------
 211
 212 wxSize wxSpinButton::DoGetBestSize() const
 213 {
 214     return GetBestSpinerSize( (GetWindowStyle() & wxSP_VERTICAL) != 0 );
 215 }
 216
 217 // ----------------------------------------------------------------------------
 218 // Attributes
 219 // ----------------------------------------------------------------------------
 220
 221 int wxSpinButton::GetValue() const
 222 {
 223     int n;
 224 #ifdef UDM_GETPOS32
 225     if ( wxTheApp->GetComCtl32Version() >= 580 )
 226     {
 227         // use the full 32 bit range if available
 228         n = ::SendMessage(GetHwnd(), UDM_GETPOS32, 0, 0);
 229     }
 230 #endif // UDM_GETPOS32
 231
 232     // we're limited to 16 bit
 233     n = (short)LOWORD(::SendMessage(GetHwnd(), UDM_GETPOS, 0, 0));
 234
 235     if (n < m_min) n = m_min;
 236     if (n > m_max) n = m_max;
 237
 238     return n;
 239 }
 240
 241 void wxSpinButton::SetValue(int val)
 242 {
 243     // wxSpinButtonBase::SetValue(val); -- no, it is pure virtual
 244
 245 #ifdef UDM_SETPOS32
 246     if ( wxTheApp->GetComCtl32Version() >= 580 )
 247     {
 248         // use the full 32 bit range if available
 249         ::SendMessage(GetHwnd(), UDM_SETPOS32, 0, val);
 250     }
 251     else // we're limited to 16 bit
 252 #endif // UDM_SETPOS32
 253     {
 254         ::SendMessage(GetHwnd(), UDM_SETPOS, 0, MAKELONG((short) val, 0));
 255     }
 256 }
 257
 258 void wxSpinButton::SetRange(int minVal, int maxVal)
 259 {
 260     wxSpinButtonBase::SetRange(minVal, maxVal);
 261
 262 #ifdef UDM_SETRANGE32
 263     if ( wxTheApp->GetComCtl32Version() >= 471 )
 264     {
 265         // use the full 32 bit range if available
 266         ::SendMessage(GetHwnd(), UDM_SETRANGE32, minVal, maxVal);
 267     }
 268     else // we're limited to 16 bit
 269 #endif // UDM_SETRANGE32
 270     {
 271         ::SendMessage(GetHwnd(), UDM_SETRANGE, 0,
 272                       (LPARAM) MAKELONG((short)maxVal, (short)minVal));
 273     }
 274 }
 275
 276 bool wxSpinButton::MSWOnScroll(int WXUNUSED(orientation), WXWORD wParam,
 277                                WXWORD pos, WXHWND control)
 278 {
 279     wxCHECK_MSG( control, false, wxT("scrolling what?") )
 280
 281     if ( wParam != SB_THUMBPOSITION )
 282     {
 283         // probable SB_ENDSCROLL - we don't react to it
 284         return false;
 285     }
 286
 287     wxSpinEvent event(wxEVT_SCROLL_THUMBTRACK, m_windowId);
 288     event.SetPosition((short)pos);    // cast is important for negative values!
 289     event.SetEventObject(this);
 290
 291     return GetEventHandler()->ProcessEvent(event);
 292 }
 293
 294 bool wxSpinButton::MSWOnNotify(int WXUNUSED(idCtrl), WXLPARAM lParam, WXLPARAM *result)
 295 {
 296     NM_UPDOWN *lpnmud = (NM_UPDOWN *)lParam;
 297
 298     if (lpnmud->hdr.hwndFrom != GetHwnd()) // make sure it is the right control
 299         return false;
 300
 301     wxSpinEvent event(lpnmud->iDelta > 0 ? wxEVT_SCROLL_LINEUP
 302                                          : wxEVT_SCROLL_LINEDOWN,
 303                       m_windowId);
 304     event.SetPosition(lpnmud->iPos + lpnmud->iDelta);
 305     event.SetEventObject(this);
 306
 307     bool processed = GetEventHandler()->ProcessEvent(event);
 308
 309     *result = event.IsAllowed() ? 0 : 1;
 310
 311     return processed;
 312 }
 313
 314 bool wxSpinButton::MSWCommand(WXUINT WXUNUSED(cmd), WXWORD WXUNUSED(id))
 315 {
 316     // No command messages
 317     return false;
 318 }
 319
 320 #endif // __WIN95__
 321
 322 #endif // wxUSE_SPINBTN