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_PROPERTY( Value , int , SetValue, GetValue, 0 , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
 101         WX_PROPERTY( Min , int , SetMin, GetMin, 0 , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
 102         WX_PROPERTY( Max , int , SetMax, GetMax, 0 , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
 103     WX_PROPERTY_FLAGS( WindowStyle , wxSpinButtonStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
 104 /*
 105         TODO PROPERTIES
 106                 style wxSP_VERTICAL | wxSP_ARROW_KEYS
 107 */
 108 WX_END_PROPERTIES_TABLE()
 109
 110 WX_BEGIN_HANDLERS_TABLE(wxSpinButton)
 111 WX_END_HANDLERS_TABLE()
 112
 113 WX_CONSTRUCTOR_5( wxSpinButton , wxWindow* , Parent , wxWindowID , Id , wxPoint , Position , wxSize , Size , long , WindowStyle )
 114 #else
 115 IMPLEMENT_DYNAMIC_CLASS(wxSpinButton, wxControl)
 116 #endif
 117
 118
 119
 120 // ----------------------------------------------------------------------------
 121 // wxSpinButton
 122 // ----------------------------------------------------------------------------
 123
 124 bool wxSpinButton::Create(wxWindow *parent,
 125                           wxWindowID id,
 126                           const wxPoint& pos,
 127                           const wxSize& size,
 128                           long style,
 129                           const wxString& name)
 130 {
 131     // basic initialization
 132     InitBase();
 133
 134     m_windowId = (id == -1) ? NewControlId() : id;
 135
 136     m_backgroundColour = parent->GetBackgroundColour() ;
 137     m_foregroundColour = parent->GetForegroundColour() ;
 138
 139     SetName(name);
 140
 141     int x = pos.x;
 142     int y = pos.y;
 143     int width = size.x;
 144     int height = size.y;
 145
 146     m_windowStyle = style;
 147
 148     SetParent(parent);
 149
 150     // get the right size for the control
 151     if ( width <= 0 || height <= 0 )
 152     {
 153         wxSize size = DoGetBestSize();
 154         if ( width <= 0 )
 155             width = size.x;
 156         if ( height <= 0 )
 157             height = size.y;
 158     }
 159
 160     if ( x < 0 )
 161         x = 0;
 162     if ( y < 0 )
 163         y = 0;
 164
 165     // translate the styles
 166     DWORD wstyle = WS_VISIBLE | WS_CHILD | WS_TABSTOP | /*  WS_CLIPSIBLINGS | */
 167                    UDS_NOTHOUSANDS | // never useful, sometimes harmful
 168                    UDS_SETBUDDYINT;  // it doesn't harm if we don't have buddy
 169
 170     if ( m_windowStyle & wxCLIP_SIBLINGS )
 171         wstyle |= WS_CLIPSIBLINGS;
 172     if ( m_windowStyle & wxSP_HORIZONTAL )
 173         wstyle |= UDS_HORZ;
 174     if ( m_windowStyle & wxSP_ARROW_KEYS )
 175         wstyle |= UDS_ARROWKEYS;
 176     if ( m_windowStyle & wxSP_WRAP )
 177         wstyle |= UDS_WRAP;
 178
 179     // create the UpDown control.
 180     m_hWnd = (WXHWND)CreateUpDownControl
 181                      (
 182                        wstyle,
 183                        x, y, width, height,
 184                        GetHwndOf(parent),
 185                        m_windowId,
 186                        wxGetInstance(),
 187                        NULL, // no buddy
 188                        m_max, m_min,
 189                        m_min // initial position
 190                      );
 191
 192     if ( !m_hWnd )
 193     {
 194         wxLogLastError(wxT("CreateUpDownControl"));
 195
 196         return FALSE;
 197     }
 198
 199     if ( parent )
 200     {
 201         parent->AddChild(this);
 202     }
 203
 204     SubclassWin(m_hWnd);
 205
 206     return TRUE;
 207 }
 208
 209 wxSpinButton::~wxSpinButton()
 210 {
 211 }
 212
 213 // ----------------------------------------------------------------------------
 214 // size calculation
 215 // ----------------------------------------------------------------------------
 216
 217 wxSize wxSpinButton::DoGetBestSize() const
 218 {
 219     if ( (GetWindowStyle() & wxSP_VERTICAL) != 0 )
 220     {
 221         // vertical control
 222         return wxSize(GetSystemMetrics(SM_CXVSCROLL),
 223                       2*GetSystemMetrics(SM_CYVSCROLL));
 224     }
 225     else
 226     {
 227         // horizontal control
 228         return wxSize(2*GetSystemMetrics(SM_CXHSCROLL),
 229                       GetSystemMetrics(SM_CYHSCROLL));
 230     }
 231 }
 232
 233 // ----------------------------------------------------------------------------
 234 // Attributes
 235 // ----------------------------------------------------------------------------
 236
 237 int wxSpinButton::GetValue() const
 238 {
 239 #ifdef UDM_GETPOS32
 240     if ( wxTheApp->GetComCtl32Version() >= 580 )
 241     {
 242         // use the full 32 bit range if available
 243         return ::SendMessage(GetHwnd(), UDM_GETPOS32, 0, 0);
 244     }
 245 #endif // UDM_GETPOS32
 246
 247     // we're limited to 16 bit
 248     return (short)LOWORD(::SendMessage(GetHwnd(), UDM_GETPOS, 0, 0));
 249 }
 250
 251 void wxSpinButton::SetValue(int val)
 252 {
 253     // wxSpinButtonBase::SetValue(val); -- no, it is pure virtual
 254
 255 #ifdef UDM_SETPOS32
 256     if ( wxTheApp->GetComCtl32Version() >= 580 )
 257     {
 258         // use the full 32 bit range if available
 259         ::SendMessage(GetHwnd(), UDM_SETPOS32, 0, val);
 260     }
 261     else // we're limited to 16 bit
 262 #endif // UDM_SETPOS32
 263     {
 264         ::SendMessage(GetHwnd(), UDM_SETPOS, 0, MAKELONG((short) val, 0));
 265     }
 266 }
 267
 268 void wxSpinButton::SetRange(int minVal, int maxVal)
 269 {
 270     wxSpinButtonBase::SetRange(minVal, maxVal);
 271
 272 #ifdef UDM_SETRANGE32
 273     if ( wxTheApp->GetComCtl32Version() >= 471 )
 274     {
 275         // use the full 32 bit range if available
 276         ::SendMessage(GetHwnd(), UDM_SETRANGE32, minVal, maxVal);
 277     }
 278     else // we're limited to 16 bit
 279 #endif // UDM_SETRANGE32
 280     {
 281         ::SendMessage(GetHwnd(), UDM_SETRANGE, 0,
 282                       (LPARAM) MAKELONG((short)maxVal, (short)minVal));
 283     }
 284 }
 285
 286 bool wxSpinButton::MSWOnScroll(int WXUNUSED(orientation), WXWORD wParam,
 287                                WXWORD pos, WXHWND control)
 288 {
 289     wxCHECK_MSG( control, FALSE, wxT("scrolling what?") )
 290
 291     if ( wParam != SB_THUMBPOSITION )
 292     {
 293         // probable SB_ENDSCROLL - we don't react to it
 294         return FALSE;
 295     }
 296
 297     wxSpinEvent event(wxEVT_SCROLL_THUMBTRACK, m_windowId);
 298     event.SetPosition((short)pos);    // cast is important for negative values!
 299     event.SetEventObject(this);
 300
 301     return GetEventHandler()->ProcessEvent(event);
 302 }
 303
 304 bool wxSpinButton::MSWOnNotify(int WXUNUSED(idCtrl), WXLPARAM lParam, WXLPARAM *result)
 305 {
 306     NM_UPDOWN *lpnmud = (NM_UPDOWN *)lParam;
 307
 308     if (lpnmud->hdr.hwndFrom != GetHwnd()) // make sure it is the right control
 309         return FALSE;
 310
 311     wxSpinEvent event(lpnmud->iDelta > 0 ? wxEVT_SCROLL_LINEUP
 312                                          : wxEVT_SCROLL_LINEDOWN,
 313                       m_windowId);
 314     event.SetPosition(lpnmud->iPos + lpnmud->iDelta);
 315     event.SetEventObject(this);
 316
 317     bool processed = GetEventHandler()->ProcessEvent(event);
 318
 319     *result = event.IsAllowed() ? 0 : 1;
 320
 321     return processed;
 322 }
 323
 324 bool wxSpinButton::MSWCommand(WXUINT WXUNUSED(cmd), WXWORD WXUNUSED(id))
 325 {
 326     // No command messages
 327     return FALSE;
 328 }
 329
 330 #endif // __WIN95__
 331
 332 #endif
 333     // wxUSE_SPINCTN
 334