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 WX_BEGIN_FLAGS( wxSpinButtonStyle )
  63     // new style border flags, we put them first to
  64     // use them for streaming out
  65     WX_FLAGS_MEMBER(wxBORDER_SIMPLE)
  66     WX_FLAGS_MEMBER(wxBORDER_SUNKEN)
  67     WX_FLAGS_MEMBER(wxBORDER_DOUBLE)
  68     WX_FLAGS_MEMBER(wxBORDER_RAISED)
  69     WX_FLAGS_MEMBER(wxBORDER_STATIC)
  70     WX_FLAGS_MEMBER(wxBORDER_NONE)
  71
  72     // old style border flags
  73     WX_FLAGS_MEMBER(wxSIMPLE_BORDER)
  74     WX_FLAGS_MEMBER(wxSUNKEN_BORDER)
  75     WX_FLAGS_MEMBER(wxDOUBLE_BORDER)
  76     WX_FLAGS_MEMBER(wxRAISED_BORDER)
  77     WX_FLAGS_MEMBER(wxSTATIC_BORDER)
  78     WX_FLAGS_MEMBER(wxNO_BORDER)
  79
  80     // standard window styles
  81     WX_FLAGS_MEMBER(wxTAB_TRAVERSAL)
  82     WX_FLAGS_MEMBER(wxCLIP_CHILDREN)
  83     WX_FLAGS_MEMBER(wxTRANSPARENT_WINDOW)
  84     WX_FLAGS_MEMBER(wxWANTS_CHARS)
  85     WX_FLAGS_MEMBER(wxNO_FULL_REPAINT_ON_RESIZE)
  86     WX_FLAGS_MEMBER(wxALWAYS_SHOW_SB )
  87     WX_FLAGS_MEMBER(wxVSCROLL)
  88     WX_FLAGS_MEMBER(wxHSCROLL)
  89
  90     WX_FLAGS_MEMBER(wxSP_HORIZONTAL)
  91     WX_FLAGS_MEMBER(wxSP_VERTICAL)
  92     WX_FLAGS_MEMBER(wxSP_ARROW_KEYS)
  93     WX_FLAGS_MEMBER(wxSP_WRAP)
  94
  95 WX_END_FLAGS( wxSpinButtonStyle )
  96
  97 IMPLEMENT_DYNAMIC_CLASS_XTI(wxSpinButton, wxControl,"wx/spinbut.h")
  98
  99 WX_BEGIN_PROPERTIES_TABLE(wxSpinButton)
 100     WX_EVENT_RANGE_PROPERTY( Spin , wxEVT_SCROLL_TOP , wxEVT_SCROLL_ENDSCROLL , wxSpinEvent )
 101
 102         WX_PROPERTY( Value , int , SetValue, GetValue, 0 , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
 103         WX_PROPERTY( Min , int , SetMin, GetMin, 0 , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
 104         WX_PROPERTY( Max , int , SetMax, GetMax, 0 , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
 105     WX_PROPERTY_FLAGS( WindowStyle , wxSpinButtonStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
 106 WX_END_PROPERTIES_TABLE()
 107
 108 WX_BEGIN_HANDLERS_TABLE(wxSpinButton)
 109 WX_END_HANDLERS_TABLE()
 110
 111 WX_CONSTRUCTOR_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     InitBase();
 131
 132     m_windowId = (id == -1) ? NewControlId() : id;
 133
 134     m_backgroundColour = parent->GetBackgroundColour() ;
 135     m_foregroundColour = parent->GetForegroundColour() ;
 136
 137     SetName(name);
 138
 139     int x = pos.x;
 140     int y = pos.y;
 141     int width = size.x;
 142     int height = size.y;
 143
 144     m_windowStyle = style;
 145
 146     SetParent(parent);
 147
 148     // get the right size for the control
 149     if ( width <= 0 || height <= 0 )
 150     {
 151         wxSize size = DoGetBestSize();
 152         if ( width <= 0 )
 153             width = size.x;
 154         if ( height <= 0 )
 155             height = size.y;
 156     }
 157
 158     if ( x < 0 )
 159         x = 0;
 160     if ( y < 0 )
 161         y = 0;
 162
 163     // translate the styles
 164     DWORD wstyle = WS_VISIBLE | WS_CHILD | WS_TABSTOP | /*  WS_CLIPSIBLINGS | */
 165                    UDS_NOTHOUSANDS | // never useful, sometimes harmful
 166                    UDS_SETBUDDYINT;  // it doesn't harm if we don't have buddy
 167
 168     if ( m_windowStyle & wxCLIP_SIBLINGS )
 169         wstyle |= WS_CLIPSIBLINGS;
 170     if ( m_windowStyle & wxSP_HORIZONTAL )
 171         wstyle |= UDS_HORZ;
 172     if ( m_windowStyle & wxSP_ARROW_KEYS )
 173         wstyle |= UDS_ARROWKEYS;
 174     if ( m_windowStyle & wxSP_WRAP )
 175         wstyle |= UDS_WRAP;
 176
 177     // create the UpDown control.
 178     m_hWnd = (WXHWND)CreateUpDownControl
 179                      (
 180                        wstyle,
 181                        x, y, width, height,
 182                        GetHwndOf(parent),
 183                        m_windowId,
 184                        wxGetInstance(),
 185                        NULL, // no buddy
 186                        m_max, m_min,
 187                        m_min // initial position
 188                      );
 189
 190     if ( !m_hWnd )
 191     {
 192         wxLogLastError(wxT("CreateUpDownControl"));
 193
 194         return FALSE;
 195     }
 196
 197     if ( parent )
 198     {
 199         parent->AddChild(this);
 200     }
 201
 202     SubclassWin(m_hWnd);
 203
 204     return TRUE;
 205 }
 206
 207 wxSpinButton::~wxSpinButton()
 208 {
 209 }
 210
 211 // ----------------------------------------------------------------------------
 212 // size calculation
 213 // ----------------------------------------------------------------------------
 214
 215 wxSize wxSpinButton::DoGetBestSize() const
 216 {
 217     if ( (GetWindowStyle() & wxSP_VERTICAL) != 0 )
 218     {
 219         // vertical control
 220         return wxSize(GetSystemMetrics(SM_CXVSCROLL),
 221                       2*GetSystemMetrics(SM_CYVSCROLL));
 222     }
 223     else
 224     {
 225         // horizontal control
 226         return wxSize(2*GetSystemMetrics(SM_CXHSCROLL),
 227                       GetSystemMetrics(SM_CYHSCROLL));
 228     }
 229 }
 230
 231 // ----------------------------------------------------------------------------
 232 // Attributes
 233 // ----------------------------------------------------------------------------
 234
 235 int wxSpinButton::GetValue() const
 236 {
 237 #ifdef UDM_GETPOS32
 238     if ( wxTheApp->GetComCtl32Version() >= 580 )
 239     {
 240         // use the full 32 bit range if available
 241         return ::SendMessage(GetHwnd(), UDM_GETPOS32, 0, 0);
 242     }
 243 #endif // UDM_GETPOS32
 244
 245     // we're limited to 16 bit
 246     return (short)LOWORD(::SendMessage(GetHwnd(), UDM_GETPOS, 0, 0));
 247 }
 248
 249 void wxSpinButton::SetValue(int val)
 250 {
 251     // wxSpinButtonBase::SetValue(val); -- no, it is pure virtual
 252
 253 #ifdef UDM_SETPOS32
 254     if ( wxTheApp->GetComCtl32Version() >= 580 )
 255     {
 256         // use the full 32 bit range if available
 257         ::SendMessage(GetHwnd(), UDM_SETPOS32, 0, val);
 258     }
 259     else // we're limited to 16 bit
 260 #endif // UDM_SETPOS32
 261     {
 262         ::SendMessage(GetHwnd(), UDM_SETPOS, 0, MAKELONG((short) val, 0));
 263     }
 264 }
 265
 266 void wxSpinButton::SetRange(int minVal, int maxVal)
 267 {
 268     wxSpinButtonBase::SetRange(minVal, maxVal);
 269
 270 #ifdef UDM_SETRANGE32
 271     if ( wxTheApp->GetComCtl32Version() >= 471 )
 272     {
 273         // use the full 32 bit range if available
 274         ::SendMessage(GetHwnd(), UDM_SETRANGE32, minVal, maxVal);
 275     }
 276     else // we're limited to 16 bit
 277 #endif // UDM_SETRANGE32
 278     {
 279         ::SendMessage(GetHwnd(), UDM_SETRANGE, 0,
 280                       (LPARAM) MAKELONG((short)maxVal, (short)minVal));
 281     }
 282 }
 283
 284 bool wxSpinButton::MSWOnScroll(int WXUNUSED(orientation), WXWORD wParam,
 285                                WXWORD pos, WXHWND control)
 286 {
 287     wxCHECK_MSG( control, FALSE, wxT("scrolling what?") )
 288
 289     if ( wParam != SB_THUMBPOSITION )
 290     {
 291         // probable SB_ENDSCROLL - we don't react to it
 292         return FALSE;
 293     }
 294
 295     wxSpinEvent event(wxEVT_SCROLL_THUMBTRACK, m_windowId);
 296     event.SetPosition((short)pos);    // cast is important for negative values!
 297     event.SetEventObject(this);
 298
 299     return GetEventHandler()->ProcessEvent(event);
 300 }
 301
 302 bool wxSpinButton::MSWOnNotify(int WXUNUSED(idCtrl), WXLPARAM lParam, WXLPARAM *result)
 303 {
 304     NM_UPDOWN *lpnmud = (NM_UPDOWN *)lParam;
 305
 306     if (lpnmud->hdr.hwndFrom != GetHwnd()) // make sure it is the right control
 307         return FALSE;
 308
 309     wxSpinEvent event(lpnmud->iDelta > 0 ? wxEVT_SCROLL_LINEUP
 310                                          : wxEVT_SCROLL_LINEDOWN,
 311                       m_windowId);
 312     event.SetPosition(lpnmud->iPos + lpnmud->iDelta);
 313     event.SetEventObject(this);
 314
 315     bool processed = GetEventHandler()->ProcessEvent(event);
 316
 317     *result = event.IsAllowed() ? 0 : 1;
 318
 319     return processed;
 320 }
 321
 322 bool wxSpinButton::MSWCommand(WXUINT WXUNUSED(cmd), WXWORD WXUNUSED(id))
 323 {
 324     // No command messages
 325     return FALSE;
 326 }
 327
 328 #endif // __WIN95__
 329
 330 #endif
 331     // wxUSE_SPINCTN
 332