A little clarification

[wxWidgets.git] / src / mac / spinbutt.cpp

diff --git a/src/mac/spinbutt.cpp b/src/mac/spinbutt.cpp
index 8f3e1533b86bad4403aad5c260b58ccd170d233c..f8dcca8bd9ad8ab8c3e5a42cb6df012b01bbdd30 100644 (file)
--- a/src/mac/spinbutt.cpp
+++ b/src/mac/spinbutt.cpp
@@ -1,55 +1,68 @@
 /////////////////////////////////////////////////////////////////////////////
 // Name:        spinbutt.cpp
 // Purpose:     wxSpinButton
-// Author:      AUTHOR
+// Author:      Stefan Csomor
 // Modified by:
-// Created:     ??/??/98
+// Created:     1998-01-01
 // RCS-ID:      $Id$
-// Copyright:   (c) AUTHOR
-// Licence:    wxWindows licence
+// Copyright:   (c) Stefan Csomor
+// Licence:       wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 #ifdef __GNUG__
 #pragma implementation "spinbutt.h"
+#pragma implementation "spinbuttbase.h"
 #endif
 
 #include "wx/spinbutt.h"
 #include "wx/mac/uma.h"
 
+// ============================================================================
+// implementation
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// wxWin macros
+// ----------------------------------------------------------------------------
+
 #if !USE_SHARED_LIBRARY
-IMPLEMENT_DYNAMIC_CLASS(wxSpinButton, wxControl)
+    IMPLEMENT_DYNAMIC_CLASS(wxSpinButton, wxControl)
+    IMPLEMENT_DYNAMIC_CLASS(wxSpinEvent, wxScrollEvent)
 #endif
 
 wxSpinButton::wxSpinButton()
+   : wxSpinButtonBase()
 {
-       m_min = 0;
-       m_max = 100;
 }
 
 bool wxSpinButton::Create(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size,
-            long style, const wxString& name)
+        long style, const wxString& name)
 {
+    if ( !wxSpinButtonBase::Create(parent, id, pos, size,
+                                   style, wxDefaultValidator, name) )
+        return false;
+
     m_min = 0;
     m_max = 100;
-
-  if (!parent)
-      return FALSE;
     
-       Rect bounds ;
-       Str255 title ;
-       
-       MacPreControlCreate( parent , id ,  "" , pos , size ,style,*( (wxValidator*) NULL ) , name , &bounds , title ) ;
-
-       m_macControl = UMANewControl( parent->GetMacRootWindow() , &bounds , title , true , 0 , 0 , 100, 
-               kControlLittleArrowsProc , (long) this ) ;
-       
-       wxASSERT_MSG( m_macControl != NULL , "No valid mac control" ) ;
-
-       MacPostControlCreate() ;
-
-  return TRUE;
+    if (!parent)
+        return FALSE;
+    
+    Rect bounds ;
+    Str255 title ;
+    
+    MacPreControlCreate( parent , id ,  wxEmptyString , pos , size ,style,*( (wxValidator*) NULL ) , name , &bounds , title ) ;
+    
+    m_macControl = ::NewControl( MAC_WXHWND(parent->MacGetRootWindow()) , &bounds , title , false , 0 , 0 , 100, 
+        kControlLittleArrowsProc , (long) this ) ;
+    
+    wxASSERT_MSG( (ControlHandle) m_macControl != NULL , wxT("No valid mac control") ) ;
+    
+    MacPostControlCreate() ;
+    
+    return TRUE;
 }
-
+    
 wxSpinButton::~wxSpinButton()
 {
 }
@@ -57,6 +70,16 @@ wxSpinButton::~wxSpinButton()
 // Attributes
 ////////////////////////////////////////////////////////////////////////////
 
+int wxSpinButton::GetMin() const
+{
+    return m_min;
+}
+
+int wxSpinButton::GetMax() const
+{
+    return m_max;
+}
+
 int wxSpinButton::GetValue() const
 {
     return m_value;
@@ -64,71 +87,96 @@ int wxSpinButton::GetValue() const
 
 void wxSpinButton::SetValue(int val)
 {
-       m_value = val ;
-  wxScrollEvent event(wxEVT_SCROLL_THUMBTRACK, m_windowId);
-
-  event.SetPosition(m_value);
-  event.SetEventObject( this );
-  GetEventHandler()->ProcessEvent(event);
+    m_value = val ;
 }
 
 void wxSpinButton::SetRange(int minVal, int maxVal)
 {
-       m_min = minVal;
-       m_max = maxVal;
+    m_min = minVal;
+    m_max = maxVal;
+    SetControl32BitMaximum( (ControlHandle) m_macControl , maxVal ) ;
+    SetControl32BitMinimum((ControlHandle) m_macControl , minVal ) ;
 }
 
-// Spin event
-IMPLEMENT_DYNAMIC_CLASS(wxSpinEvent, wxScrollEvent)
-
-wxSpinEvent::wxSpinEvent(wxEventType commandType, int id):
-  wxScrollEvent(commandType, id)
+void wxSpinButton::MacHandleValueChanged( int inc )
 {
+    
+    wxEventType scrollEvent = wxEVT_NULL;
+    int oldValue = m_value ;
+    
+    m_value = oldValue + inc;
+    
+    if (m_value < m_min)
+    {
+        if ( m_windowStyle & wxSP_WRAP )
+            m_value = m_max;
+        else
+            m_value = m_min;
+    }
+    
+    if (m_value > m_max)
+    {
+        if ( m_windowStyle & wxSP_WRAP )
+            m_value = m_min;
+        else
+            m_value = m_max;
+    }
+    
+    if ( m_value - oldValue == -1 )
+        scrollEvent = wxEVT_SCROLL_LINEDOWN ;
+    else if ( m_value - oldValue == 1 )
+        scrollEvent = wxEVT_SCROLL_LINEUP ;
+    else
+        scrollEvent = wxEVT_SCROLL_THUMBTRACK ;
+    
+    wxSpinEvent event(scrollEvent, m_windowId);
+    
+    event.SetPosition(m_value);
+    event.SetEventObject( this );
+    if ((GetEventHandler()->ProcessEvent( event )) &&
+        !event.IsAllowed() )
+    {
+        m_value = oldValue ;
+    }
+    SetControl32BitValue( (ControlHandle) m_macControl , m_value ) ;
+    
+    /* always send a thumbtrack event */
+    if (scrollEvent != wxEVT_SCROLL_THUMBTRACK)
+    {
+        scrollEvent = wxEVT_SCROLL_THUMBTRACK;
+        wxSpinEvent event2( scrollEvent, GetId());
+        event2.SetPosition( m_value );
+        event2.SetEventObject( this );
+        GetEventHandler()->ProcessEvent( event2 );
+    }
 }
 
-void wxSpinButton::MacHandleControlClick( ControlHandle control , SInt16 controlpart ) 
+void wxSpinButton::MacHandleControlClick( WXWidget control , wxInt16 controlpart , bool WXUNUSED(mouseStillDown)) 
 {
-       if ( m_macControl == NULL )
-               return ;
-       
-  wxEventType scrollEvent = wxEVT_NULL;
-  int nScrollInc;
-
-       switch( controlpart )
-       {
-               case kControlUpButtonPart :
+    if ( (ControlHandle) m_macControl == NULL )
+        return ;
+    
+    int nScrollInc = 0;
+    
+    switch( controlpart )
+    {
+    case kControlUpButtonPart :
         nScrollInc = 1;
-        scrollEvent = wxEVT_SCROLL_LINEUP;
-                       break ;
-               case kControlDownButtonPart :
+        break ;
+    case kControlDownButtonPart :
         nScrollInc = -1;
-        scrollEvent = wxEVT_SCROLL_LINEDOWN;
-                       break ;
-       }
-
-  m_value = m_value + nScrollInc;
-
-  if (m_value < m_min)
-  {
-       if ( m_windowStyle & wxSP_WRAP )
-      m_value = m_max;
-       else
-      m_value = m_min;
-  }
-  
-  if (m_value > m_max)
-  {
-       if ( m_windowStyle & wxSP_WRAP )
-      m_value = m_min;
-    else
-      m_value = m_max;
-  }
-       
-  wxScrollEvent event(scrollEvent, m_windowId);
-
-  event.SetPosition(m_value);
-  event.SetEventObject( this );
-  GetEventHandler()->ProcessEvent(event);
+        break ;
+    }
+    MacHandleValueChanged( nScrollInc ) ;
+    
 }
 
+// ----------------------------------------------------------------------------
+// size calculation
+// ----------------------------------------------------------------------------
+
+wxSize wxSpinButton::DoGetBestSize() const
+{
+    return wxSize(16,24);
+}