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 == -1) ? 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     if ( (GetWindowStyle() & wxSP_VERTICAL) != 0 )
 215     {
 216         // vertical control
 217         return wxSize(GetSystemMetrics(SM_CXVSCROLL),
 218                       2*GetSystemMetrics(SM_CYVSCROLL));
 219     }
 220     else
 221     {
 222         // horizontal control
 223         return wxSize(2*GetSystemMetrics(SM_CXHSCROLL),
 224                       GetSystemMetrics(SM_CYHSCROLL));
 225     }
 226 }
 227
 228 // ----------------------------------------------------------------------------
 229 // Attributes
 230 // ----------------------------------------------------------------------------
 231
 232 int wxSpinButton::GetValue() const
 233 {
 234 #ifdef UDM_GETPOS32
 235     if ( wxTheApp->GetComCtl32Version() >= 580 )
 236     {
 237         // use the full 32 bit range if available
 238         return ::SendMessage(GetHwnd(), UDM_GETPOS32, 0, 0);
 239     }
 240 #endif // UDM_GETPOS32
 241
 242     // we're limited to 16 bit
 243     return (short)LOWORD(::SendMessage(GetHwnd(), UDM_GETPOS, 0, 0));
 244 }
 245
 246 void wxSpinButton::SetValue(int val)
 247 {
 248     // wxSpinButtonBase::SetValue(val); -- no, it is pure virtual
 249
 250 #ifdef UDM_SETPOS32
 251     if ( wxTheApp->GetComCtl32Version() >= 580 )
 252     {
 253         // use the full 32 bit range if available
 254         ::SendMessage(GetHwnd(), UDM_SETPOS32, 0, val);
 255     }
 256     else // we're limited to 16 bit
 257 #endif // UDM_SETPOS32
 258     {
 259         ::SendMessage(GetHwnd(), UDM_SETPOS, 0, MAKELONG((short) val, 0));
 260     }
 261 }
 262
 263 void wxSpinButton::SetRange(int minVal, int maxVal)
 264 {
 265     wxSpinButtonBase::SetRange(minVal, maxVal);
 266
 267 #ifdef UDM_SETRANGE32
 268     if ( wxTheApp->GetComCtl32Version() >= 471 )
 269     {
 270         // use the full 32 bit range if available
 271         ::SendMessage(GetHwnd(), UDM_SETRANGE32, minVal, maxVal);
 272     }
 273     else // we're limited to 16 bit
 274 #endif // UDM_SETRANGE32
 275     {
 276         ::SendMessage(GetHwnd(), UDM_SETRANGE, 0,
 277                       (LPARAM) MAKELONG((short)maxVal, (short)minVal));
 278     }
 279 }
 280
 281 bool wxSpinButton::MSWOnScroll(int WXUNUSED(orientation), WXWORD wParam,
 282                                WXWORD pos, WXHWND control)
 283 {
 284     wxCHECK_MSG( control, FALSE, wxT("scrolling what?") )
 285
 286     if ( wParam != SB_THUMBPOSITION )
 287     {
 288         // probable SB_ENDSCROLL - we don't react to it
 289         return FALSE;
 290     }
 291
 292     wxSpinEvent event(wxEVT_SCROLL_THUMBTRACK, m_windowId);
 293     event.SetPosition((short)pos);    // cast is important for negative values!
 294     event.SetEventObject(this);
 295
 296     return GetEventHandler()->ProcessEvent(event);
 297 }
 298
 299 bool wxSpinButton::MSWOnNotify(int WXUNUSED(idCtrl), WXLPARAM lParam, WXLPARAM *result)
 300 {
 301     NM_UPDOWN *lpnmud = (NM_UPDOWN *)lParam;
 302
 303     if (lpnmud->hdr.hwndFrom != GetHwnd()) // make sure it is the right control
 304         return FALSE;
 305
 306     wxSpinEvent event(lpnmud->iDelta > 0 ? wxEVT_SCROLL_LINEUP
 307                                          : wxEVT_SCROLL_LINEDOWN,
 308                       m_windowId);
 309     event.SetPosition(lpnmud->iPos + lpnmud->iDelta);
 310     event.SetEventObject(this);
 311
 312     bool processed = GetEventHandler()->ProcessEvent(event);
 313
 314     *result = event.IsAllowed() ? 0 : 1;
 315
 316     return processed;
 317 }
 318
 319 bool wxSpinButton::MSWCommand(WXUINT WXUNUSED(cmd), WXWORD WXUNUSED(id))
 320 {
 321     // No command messages
 322     return FALSE;
 323 }
 324
 325 #endif // __WIN95__
 326
 327 #endif
 328     // wxUSE_SPINCTN
 329