workaround because regions that were built up, were sometimes being drawn on the...

[wxWidgets.git] / src / mac / carbon / scrolbar.cpp

diff --git a/src/mac/carbon/scrolbar.cpp b/src/mac/carbon/scrolbar.cpp
index 6f57b2c40dd86fdcdc818bd583a24773fae410ca..d2422dd7dcb2804b90cb8fa598401e7d0fe8c4f1 100644 (file)
--- a/src/mac/carbon/scrolbar.cpp
+++ b/src/mac/carbon/scrolbar.cpp
@@ -9,11 +9,11 @@
 // Licence:       wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
 #pragma implementation "scrolbar.h"
 #endif
 
-#include "wx/defs.h"
+#include "wx/wxprec.h"
 
 #ifndef WX_PRECOMP
     #include "wx/intl.h"
@@ -23,16 +23,11 @@
 #include "wx/scrolbar.h"
 #include "wx/mac/uma.h"
 
-#if !USE_SHARED_LIBRARY
 IMPLEMENT_DYNAMIC_CLASS(wxScrollBar, wxControl)
 
 BEGIN_EVENT_TABLE(wxScrollBar, wxControl)
 END_EVENT_TABLE()
 
-#endif
-
-extern ControlActionUPP wxMacLiveScrollbarActionUPP ;
-
 // Scrollbar
 bool wxScrollBar::Create(wxWindow *parent, wxWindowID id,
            const wxPoint& pos,
@@ -40,24 +35,21 @@ bool wxScrollBar::Create(wxWindow *parent, wxWindowID id,
            const wxValidator& validator,
            const wxString& name)
 {
-  if (!parent)
-      return FALSE;
-    
-    Rect bounds ;
-    Str255 title ;
+    m_macIsUserPane = FALSE ;
     
-    MacPreControlCreate( parent , id ,  "" , pos , size ,style, validator , name , &bounds , title ) ;
+    if ( !wxControl::Create(parent, id, pos, size, style, validator, name) )
+        return FALSE;
 
-    m_macControl = ::NewControl( MAC_WXHWND(parent->MacGetRootWindow()) , &bounds , title , true , 0 , 0 , 100, 
-        kControlScrollBarLiveProc , (long) this ) ;
-    
-    wxASSERT_MSG( (ControlHandle) m_macControl != NULL , "No valid mac control" ) ;
+    Rect bounds = wxMacGetBoundsForControl( this , pos , size ) ;
 
-    ::SetControlAction( (ControlHandle) m_macControl , wxMacLiveScrollbarActionUPP ) ;
+    m_peer = new wxMacControl(this) ;
+    verify_noerr ( CreateScrollBarControl( MAC_WXHWND(parent->MacGetTopLevelWindowRef()) , &bounds , 
+    0 , 0 , 100 , 1 , true /* liveTracking */ , GetwxMacLiveScrollbarActionProc() , m_peer->GetControlRefAddr() ) );
+    
 
-    MacPostControlCreate() ;
+    MacPostControlCreate(pos,size) ;
 
-  return TRUE;
+    return TRUE;
 }
 
 wxScrollBar::~wxScrollBar()
@@ -66,12 +58,12 @@ wxScrollBar::~wxScrollBar()
 
 void wxScrollBar::SetThumbPosition(int viewStart)
 {
-    ::SetControl32BitValue( (ControlHandle) m_macControl , viewStart ) ;
+    m_peer->SetValue( viewStart ) ;
 }
 
 int wxScrollBar::GetThumbPosition() const
 {
-    return ::GetControl32BitValue( (ControlHandle) m_macControl ) ;
+    return m_peer->GetValue() ;
 }
 
 void wxScrollBar::SetScrollbar(int position, int thumbSize, int range, int pageSize,
@@ -81,41 +73,33 @@ void wxScrollBar::SetScrollbar(int position, int thumbSize, int range, int pageS
     m_viewSize = thumbSize;
     m_objectSize = range;
 
-      int range1 = wxMax((m_objectSize - m_viewSize), 0) ;
+   int range1 = wxMax((m_objectSize - m_viewSize), 0) ;
 
-    SetControl32BitMaximum( (ControlHandle) m_macControl , range1 ) ;
-    SetControl32BitMinimum( (ControlHandle) m_macControl , 0 ) ;
-    SetControl32BitValue( (ControlHandle) m_macControl , position ) ;
-
-    if ( UMAGetAppearanceVersion() >= 0x0110  )
-    {
-        if ( SetControlViewSize != (void*) kUnresolvedCFragSymbolAddress )
-        {
-                SetControlViewSize( (ControlHandle) m_macControl , m_viewSize ) ;
-        }
-    }
-    if ( refresh )
-      MacRedrawControl() ;
+    m_peer->SetMaximum( range1 ) ;
+    m_peer->SetMinimum( 0 ) ;
+    m_peer->SetValue( position ) ;
+    m_peer->SetViewSize( m_viewSize ) ;
 }
 
 
 void wxScrollBar::Command(wxCommandEvent& event)
 {
-    SetThumbPosition(event.m_commandInt);
+    SetThumbPosition(event.GetInt());
     ProcessCommand(event);
 }
 
-void wxScrollBar::MacHandleControlClick( WXWidget control , wxInt16 controlpart ) 
+void wxScrollBar::MacHandleControlClick( WXWidget control , wxInt16 controlpart , bool mouseStillDown ) 
 {
-    if ( (ControlHandle) m_macControl == NULL )
-        return ;
-    
-    int position = GetControl32BitValue( (ControlHandle) m_macControl) ;
-    int minPos = GetControl32BitMinimum( (ControlHandle) m_macControl) ;
-    int maxPos = GetControl32BitMaximum( (ControlHandle) m_macControl) ;
+    int position = m_peer->GetValue() ;
+    int minPos = m_peer->GetMinimum() ;
+    int maxPos = m_peer->GetMaximum() ;
     
     wxEventType scrollEvent = wxEVT_NULL;
-    int nScrollInc;
+    int nScrollInc = 0;
+    
+    // all events have already been reported during mouse down, except for THUMBRELEASE
+    if ( !mouseStillDown && controlpart !=kControlIndicatorPart )
+        return ;
     
     switch( controlpart )
     {
@@ -137,7 +121,67 @@ void wxScrollBar::MacHandleControlClick( WXWidget control , wxInt16 controlpart
         break ;
     case kControlIndicatorPart :
         nScrollInc = 0 ;
-        scrollEvent = wxEVT_SCROLL_THUMBTRACK;
+        if ( mouseStillDown )
+            scrollEvent = wxEVT_SCROLL_THUMBTRACK;
+        else
+            scrollEvent = wxEVT_SCROLL_THUMBRELEASE;
+        break ;
+    default :
+        wxFAIL_MSG(wxT("illegal scrollbar selector"));
+        break ;
+    }
+    
+    int new_pos = position + nScrollInc;
+    
+    if (new_pos < minPos)
+        new_pos = minPos;
+    if (new_pos > maxPos)
+        new_pos = maxPos;
+    if ( nScrollInc )
+        SetThumbPosition(new_pos);
+    
+    wxScrollEvent event(scrollEvent, m_windowId);
+    if ( m_windowStyle & wxHORIZONTAL )
+    {
+        event.SetOrientation( wxHORIZONTAL ) ;
+    }
+    else
+    {
+        event.SetOrientation( wxVERTICAL ) ;
+    }
+    event.SetPosition(new_pos);
+    event.SetEventObject( this );
+    wxWindow* window = GetParent() ;
+    if (window && window->MacIsWindowScrollbar(this) )
+    {
+        // this is hardcoded
+        window->MacOnScroll(event);
+    }
+    else
+        GetEventHandler()->ProcessEvent(event);
+}
+
+wxInt32 wxScrollBar::MacControlHit( WXEVENTHANDLERREF handler , WXEVENTREF mevent ) 
+{
+    int position = m_peer->GetValue() ;
+    int minPos = m_peer->GetMinimum() ;
+    int maxPos = m_peer->GetMaximum() ;
+    
+    wxEventType scrollEvent = wxEVT_NULL;
+    int nScrollInc = 0;
+    
+    wxMacCarbonEvent cEvent( (EventRef) mevent ) ;
+    ControlPartCode controlpart = cEvent.GetParameter<ControlPartCode>(kEventParamControlPart,typeControlPartCode) ;
+    
+    // all events have already been reported during mouse down, except for THUMBRELEASE
+    if ( controlpart !=kControlIndicatorPart )
+        return eventNotHandledErr ;
+    
+    switch( controlpart )
+    {
+    case kControlIndicatorPart :
+        nScrollInc = 0 ;
+        scrollEvent = wxEVT_SCROLL_THUMBRELEASE;
         break ;
     default :
         wxFAIL_MSG(wxT("illegal scrollbar selector"));
@@ -172,5 +216,7 @@ void wxScrollBar::MacHandleControlClick( WXWidget control , wxInt16 controlpart
     }
     else
         GetEventHandler()->ProcessEvent(event);
+    return noErr ;
 }
 
+