Fixed DDE memory leaks.

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

diff --git a/src/mac/slider.cpp b/src/mac/slider.cpp
index 05b29b696adb2240abdf004566d6fb949d3b708e..4bd4bab5325fa0f31f5847b5ff6e3bcc0ad4e429 100644 (file)
--- a/src/mac/slider.cpp
+++ b/src/mac/slider.cpp
@@ -1,12 +1,12 @@
 /////////////////////////////////////////////////////////////////////////////
 // Name:        slider.cpp
 // Purpose:     wxSlider
 /////////////////////////////////////////////////////////////////////////////
 // Name:        slider.cpp
 // Purpose:     wxSlider

-// Author:      AUTHOR
+// Author:      Stefan Csomor

 // Modified by:
 // Modified by:

-// Created:     ??/??/98
+// Created:     1998-01-01

 // RCS-ID:      $Id$
 // RCS-ID:      $Id$

-// Copyright:   (c) AUTHOR
-// Licence:    wxWindows licence
+// Copyright:   (c) Stefan Csomor
+// Licence:       wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 #ifdef __GNUG__
 /////////////////////////////////////////////////////////////////////////////
 
 #ifdef __GNUG__


@@ -23,162 +23,104 @@ BEGIN_EVENT_TABLE(wxSlider, wxControl)
 END_EVENT_TABLE()
 #endif
 
 END_EVENT_TABLE()
 #endif
 

-
-
-// Slider
-wxSlider::wxSlider()
+ // The dimensions of the different styles of sliders (From Aqua document)
+#define wxSLIDER_DIMENSIONACROSS 15
+#define wxSLIDER_DIMENSIONACROSS_WITHTICKMARKS 24
+#define wxSLIDER_DIMENSIONACROSS_ARROW 18
+ 
+// Distance between slider and text
+#define wxSLIDER_BORDERTEXT 5
+ 
+/* NB!  The default orientation for a slider is horizontal however if the user specifies
+ * some slider styles but dosen't specify the orientation we have to assume he wants a
+ * horizontal one.  Therefore in this file when testing for the sliders orientation
+ * vertical is tested for if this is not set then we use the horizontal one
+ * eg.  if(GetWindowStyle() & wxSL_VERTICAL) {}  else { horizontal case }>  
+ */
+
+ // Slider
+ wxSlider::wxSlider()

 {
 {

-  m_pageSize = 1;
-  m_lineSize = 1;
-  m_rangeMax = 0;
-  m_rangeMin = 0;
-  m_tickFreq = 0;
+    m_pageSize = 1;
+    m_lineSize = 1;
+    m_rangeMax = 0;
+    m_rangeMin = 0;
+    m_tickFreq = 0;

 }
 
 extern ControlActionUPP wxMacLiveScrollbarActionUPP ;
 
 bool wxSlider::Create(wxWindow *parent, wxWindowID id,
 }
 
 extern ControlActionUPP wxMacLiveScrollbarActionUPP ;
 
 bool wxSlider::Create(wxWindow *parent, wxWindowID id,

-           int value, int minValue, int maxValue,
-           const wxPoint& pos,
-           const wxSize& size, long style,
-           const wxValidator& validator,
-           const wxString& name)
+                      int value, int minValue, int maxValue,
+                      const wxPoint& pos,
+                      const wxSize& size, long style,
+                      const wxValidator& validator,
+                      const wxString& name)

 {
 {

-  Rect bounds ;
-  Str255 title ;
-  wxSize slsize;
-  int maxtextwidth, textheight;
-  
-  // Is control horizontal or vertical (Can be ambigous if user selects
-  // another style without also specifying horz or vert
-  if (!(style & wxSL_HORIZONTAL) && !(style & wxSL_VERTICAL)) {
-    // Default is horizontal so make it so
-    style |= wxSL_HORIZONTAL;
-  }
-  slsize = size;
-  // Check that size corresponds with users selection of vertical or
-  // horizontal slider and insert suitable default values
-  if (style & wxSL_HORIZONTAL) 
-    {
-      slsize.y = 15;      // Slider width
-      if (slsize.x == -1) {
-        slsize.x = 150;  // Slider default length
-      }
+    if ( !wxControl::Create(parent, id, pos, size, style, validator, name) )
+        return false;
+
+    Rect bounds ;
+    Str255 title ;
+    SInt16 procID;
+    
+    m_macMinimumStatic = NULL ;
+    m_macMaximumStatic = NULL ;
+    m_macValueStatic = NULL ;
+    
+    
+    m_lineSize = 1;
+    m_tickFreq = 0;
+    
+    m_rangeMax = maxValue;
+    m_rangeMin = minValue;
+    
+    m_pageSize = (int)((maxValue-minValue)/10);
+    
+    MacPreControlCreate( parent, id, wxEmptyString, pos, size, style,
+        validator, name, &bounds, title );
+    
+    procID = kControlSliderProc + kControlSliderLiveFeedback;
+    if(style & wxSL_AUTOTICKS) {
+        procID += kControlSliderHasTickMarks;

     }
     }

-  else
+    
+    
+    m_macControl = ::NewControl( MAC_WXHWND(parent->MacGetRootWindow()), &bounds, title, false,
+        value, minValue, maxValue, procID, (long) this);
+    
+    wxASSERT_MSG( (ControlHandle) m_macControl != NULL , wxT("No valid mac control") ) ;
+    
+    ::SetControlAction( (ControlHandle) m_macControl , wxMacLiveScrollbarActionUPP ) ;
+    
+    if(style & wxSL_LABELS)

     {
     {

-      slsize.x = 15;      // Slider width
-      if (slsize.y == -1) {
-        slsize.y = 150;  // Slider default length
-      }
+        m_macMinimumStatic = new wxStaticText( this, -1, wxEmptyString );
+        m_macMaximumStatic = new wxStaticText( this, -1, wxEmptyString );
+        m_macValueStatic = new wxStaticText( this, -1, wxEmptyString );
+        SetRange(minValue, maxValue);
+        SetValue(value);

     }
     }

-  /* Set the height and width for the slider control region.  The actual 
-   * slider is set at 10 pixels across.  If the slider has labels then the
-   * control region must be large enough to contain these labels
-   */
-  if (style & wxSL_LABELS) 
-    {
-      wxString text;
-      int ht, wd;
-      
-      // Get maximum text label width and height
-      text.Printf("%d", minValue);
-      parent->GetTextExtent(text, &maxtextwidth, &textheight);
-      text.Printf("%d", maxValue);
-      parent->GetTextExtent(text, &wd, &ht);
-      if(ht > textheight) {
-        textheight = ht;
-      }
-      if (wd > maxtextwidth) {
-        maxtextwidth = wd;
-      }
-      
-      if (style & wxSL_VERTICAL) {
-        slsize.x = (15 + maxtextwidth + 2); // Slider wd plus mac text width
-      }
-      if (style & wxSL_HORIZONTAL) {
-        slsize.y = (15 + textheight);  // Slider ht plus text ht.
-      }
+    
+    else {
+        m_macMinimumStatic = NULL ;
+        m_macMaximumStatic = NULL ;
+        m_macValueStatic = NULL ;

     }
     }

-  
-  MacPreControlCreate( parent , id ,  "" , pos , slsize , style,
-                      validator , name , &bounds , title ) ;
-  
-  m_macMinimumStatic = NULL ;
-  m_macMaximumStatic = NULL ;
-  m_macValueStatic = NULL ;
-  
-  m_lineSize = 1;
-  m_tickFreq = 0;
-
-  m_rangeMax = maxValue;
-  m_rangeMin = minValue;
-
-  m_pageSize = (int)((maxValue-minValue)/10);
-  
-  // Must modify bounds to that of the slider dimensions from slider
-  // dimensions plus text labels.
-  if (style & wxSL_LABELS)
-    {
-      if ( style & wxSL_HORIZONTAL )
-       {
-         bounds.bottom = bounds.top + 15;
-          bounds.right -= (5 + maxtextwidth);
-       }
-      else  // Vertical slider
-       {
-          bounds.right = bounds.left + 15;
-          bounds.bottom -= (5 + textheight);
-       }
+    
+    if(style & wxSL_VERTICAL) {
+        SetSizeHints(10, -1, 10, -1);  // Forces SetSize to use the proper width

     }
     }

-  
-  m_macControl = UMANewControl( parent->GetMacRootWindow() , &bounds ,
-                               title , true ,  value , minValue , maxValue, 
-                               kControlSliderProc +  kControlSliderLiveFeedback + ( ( style & wxSL_AUTOTICKS ) ? kControlSliderHasTickMarks : 0 ) , (long) this ) ;
-  
-  wxASSERT_MSG( m_macControl != NULL , "No valid mac control" ) ;
-  
-  ::SetControlAction( m_macControl , wxMacLiveScrollbarActionUPP ) ;
-  
-  MacPostControlCreate() ;
-  
-  if ( style & wxSL_LABELS )
-    {
-      if ( style & wxSL_HORIZONTAL )
-       {
-         wxPoint leftpos( 0 , 15 ) ;
-         wxPoint rightpos( m_width - (maxtextwidth + 20) , 15 ) ;
-         wxPoint valuepos( m_width - maxtextwidth , 0 ) ;
-         wxString valuestring ;
-         
-         valuestring.Printf( "%d" , minValue ) ;
-         m_macMinimumStatic = new wxStaticText( this , -1 , valuestring , leftpos ) ;
-
-         valuestring.Printf( "%d" , maxValue ) ;
-         m_macMinimumStatic = new wxStaticText( this , -1 , valuestring , rightpos ) ;
-
-         valuestring.Printf( "%d" , value ) ;
-         m_macMinimumStatic = new wxStaticText( this , -1 , valuestring , valuepos ) ;
-       }
-      else // Vertical slider
-       {
-         wxPoint toppos( 17 , 0 ) ;
-         wxPoint bottompos( 17 , m_height - (textheight + 15) ) ;
-         wxPoint valuepos( 0 , m_height - textheight ) ;
-         wxString valuestring ;
-         
-         valuestring.Printf( "%d" , minValue ) ;
-         m_macMinimumStatic = new wxStaticText( this , -1 , valuestring , bottompos ) ;
-
-         valuestring.Printf( "%d" , maxValue ) ;
-         m_macMinimumStatic = new wxStaticText( this , -1 , valuestring , toppos ) ;
-
-         valuestring.Printf( "%d" , value ) ;
-         m_macMinimumStatic = new wxStaticText( this , -1 , valuestring , valuepos ) ;
-       }
+    else {
+        SetSizeHints(-1, 10, -1, 10);  // Forces SetSize to use the proper height

     }
     }

-  
-  return true;
+    // NB!  SetSizeHints is overloaded by wxSlider and will substitute 10 with the
+    // proper dimensions, it also means other people cannot bugger the slider with
+    // other values
+    
+    MacPostControlCreate() ;
+    
+    return true;

 }
 
 wxSlider::~wxSlider()
 }
 
 wxSlider::~wxSlider()


@@ -187,38 +129,37 @@ wxSlider::~wxSlider()
 
 int wxSlider::GetValue() const
 {
 
 int wxSlider::GetValue() const
 {

-       return GetControlValue( m_macControl) ;
+    return GetControl32BitValue( (ControlHandle) m_macControl) ;

 }
 
 void wxSlider::SetValue(int value)
 {
 }
 
 void wxSlider::SetValue(int value)
 {

-       wxString valuestring ;
-       valuestring.Printf( "%d" , value ) ;    
-       if ( m_macMinimumStatic )
-               m_macMinimumStatic->SetLabel( valuestring ) ;
-       SetControlValue( m_macControl , value ) ;
+    wxString valuestring ;
+    valuestring.Printf( wxT("%d") , value ) ;    
+    if ( m_macValueStatic )
+        m_macValueStatic->SetLabel( valuestring ) ;
+    SetControl32BitValue( (ControlHandle) m_macControl , value ) ;

 }
 
 void wxSlider::SetRange(int minValue, int maxValue)
 {
 }
 
 void wxSlider::SetRange(int minValue, int maxValue)
 {

-  wxString value;
-
-  m_rangeMin = minValue;
-  m_rangeMax = maxValue;
-
-  // TODO
-  SetControlMinimum(m_macControl, m_rangeMin);
-  SetControlMaximum(m_macControl, m_rangeMax);
-  
-  if(m_macMinimumStatic) {
-    value.Printf("%d", m_rangeMin);
-    m_macMinimumStatic->SetLabel(value);
-  }
-  if(m_macMaximumStatic) {
-    value.Printf("%d", m_rangeMax);
-    m_macMaximumStatic->SetLabel(value);
-  }
-  SetValue(m_rangeMin);
+    wxString value;
+    
+    m_rangeMin = minValue;
+    m_rangeMax = maxValue;
+    
+    SetControl32BitMinimum( (ControlHandle) m_macControl, m_rangeMin);
+    SetControl32BitMaximum( (ControlHandle) m_macControl, m_rangeMax);
+    
+    if(m_macMinimumStatic) {
+        value.Printf(wxT("%d"), m_rangeMin);
+        m_macMinimumStatic->SetLabel(value);
+    }
+    if(m_macMaximumStatic) {
+        value.Printf(wxT("%d"), m_rangeMax);
+        m_macMaximumStatic->SetLabel(value);
+    }
+    SetValue(m_rangeMin);

 }
 
 // For trackbars only
 }
 
 // For trackbars only


@@ -296,36 +237,197 @@ void wxSlider::SetTick(int tickPos)
 
 void wxSlider::Command (wxCommandEvent & event)
 {
 
 void wxSlider::Command (wxCommandEvent & event)
 {

-  SetValue (event.GetInt());
-  ProcessCommand (event);
+    SetValue (event.GetInt());
+    ProcessCommand (event);

 }
 
 }
 

-bool wxSlider::Show( bool show ) 
+void wxSlider::MacHandleControlClick( WXWidget control , wxInt16 controlpart, bool mouseStillDown ) 

 {
 {

-       return wxWindow::Show( show ) ;
+    SInt16 value = ::GetControl32BitValue( (ControlHandle) m_macControl ) ;
+    
+    SetValue( value ) ;        
+    
+    wxEventType scrollEvent = wxEVT_NULL ;
+    
+   if ( mouseStillDown )
+        scrollEvent = wxEVT_SCROLL_THUMBTRACK;
+    else
+        scrollEvent = wxEVT_SCROLL_THUMBRELEASE;
+    
+    wxScrollEvent event(scrollEvent, m_windowId);
+    event.SetPosition(value);
+    event.SetEventObject( this );
+    GetEventHandler()->ProcessEvent(event);
+    
+    wxCommandEvent cevent( wxEVT_COMMAND_SLIDER_UPDATED, m_windowId );
+    cevent.SetInt( value );
+    cevent.SetEventObject( this );
+    
+    GetEventHandler()->ProcessEvent( cevent );

 }
 
 }
 

-void wxSlider::MacHandleControlClick( ControlHandle control , SInt16 controlpart ) 
+/* This is overloaded in wxSlider so that the proper width/height will always be used
+* for the slider different values would cause redrawing and mouse detection problems */
+void wxSlider::SetSizeHints( int minW, int minH,
+                            int maxW , int maxH ,
+                            int incW , int incH )

 {
 {

-       SInt16 value = ::GetControlValue( m_macControl ) ;
-       
-       SetValue( value ) ;             
-       
-       wxScrollEvent event(wxEVT_SCROLL_THUMBTRACK, m_windowId);
-       event.SetPosition(GetControlValue( m_macControl) );
-       event.SetEventObject( this );
-
-#if WXWIN_COMPATIBILITY
-
-    wxEventType oldEvent = event.GetEventType();
-    event.SetEventType( wxEVT_COMMAND_SLIDER_UPDATED );
-    if ( !GetEventHandler()->ProcessEvent(event) )
+    wxSize size = GetBestSize();
+    
+    if(GetWindowStyle() & wxSL_VERTICAL) {
+        wxWindow::SetSizeHints(size.x, minH, size.x, maxH, incW, incH);
+    }
+    else {
+        wxWindow::SetSizeHints(minW, size.y, maxW, size.y, incW, incH);
+    }
+}
+
+wxSize wxSlider::DoGetBestSize() const
+{
+    wxSize size;
+    int textwidth, textheight;
+    
+    if(GetWindowStyle() & wxSL_LABELS)

     {
     {

-        event.SetEventType( oldEvent );
-        if (!GetParent()->GetEventHandler()->ProcessEvent(event))
-            event.Skip();
+        wxString text;
+        int ht, wd;
+        
+        // Get maximum text label width and height
+        text.Printf(wxT("%d"), m_rangeMin);
+        GetTextExtent(text, &textwidth, &textheight);
+        text.Printf(wxT("%d"), m_rangeMax);
+        GetTextExtent(text, &wd, &ht);
+        if(ht > textheight) {
+            textheight = ht;
+        }
+        if (wd > textwidth) {
+            textwidth = wd;
+        }

     }
     }

-#else
-       GetEventHandler()->ProcessEvent(event);
-#endif
+    
+    if(GetWindowStyle() & wxSL_VERTICAL)
+    {
+        if(GetWindowStyle() & wxSL_AUTOTICKS) {
+            size.x = wxSLIDER_DIMENSIONACROSS_WITHTICKMARKS;
+        }
+        else {
+            size.x = wxSLIDER_DIMENSIONACROSS_ARROW;
+        }
+        if(GetWindowStyle() & wxSL_LABELS) {
+            size.x += textwidth + wxSLIDER_BORDERTEXT;
+        }
+        size.y = 150;
+    }
+    else
+    {
+        if(GetWindowStyle() & wxSL_AUTOTICKS) {
+            size.y = wxSLIDER_DIMENSIONACROSS_WITHTICKMARKS;
+        }
+        else {
+            size.y = wxSLIDER_DIMENSIONACROSS_ARROW;
+        }
+        if(GetWindowStyle() & wxSL_LABELS) {
+            size.y += textheight + wxSLIDER_BORDERTEXT;
+        }
+        size.x = 150;
+    }
+    return size;
+}
+
+void wxSlider::DoSetSize(int x, int y, int width, int height, int sizeFlags)
+{
+    wxControl::DoSetSize( x, y , width , height ,sizeFlags ) ;
+}
+
+void wxSlider::MacUpdateDimensions() 
+{
+    // actually in the current systems this should never be possible, but later reparenting
+    // may become a reality
+    
+    if ( (ControlHandle) m_macControl == NULL )
+        return ;
+    
+    if ( GetParent() == NULL )
+        return ;
+    
+    WindowRef rootwindow = (WindowRef) MacGetRootWindow() ;
+    if ( rootwindow == NULL )
+        return ;
+    
+    int  xborder, yborder;
+    int  minValWidth, maxValWidth, textwidth, textheight;
+    int  sliderBreadth;
+    
+    xborder = yborder = 0;
+    
+    if (GetWindowStyle() & wxSL_LABELS)
+    {
+        wxString text;
+        int ht;
+        
+        // Get maximum text label width and height
+        text.Printf(wxT("%d"), m_rangeMin);
+        GetTextExtent(text, &minValWidth, &textheight);
+        text.Printf(wxT("%d"), m_rangeMax);
+        GetTextExtent(text, &maxValWidth, &ht);
+        if(ht > textheight) {
+            textheight = ht;
+        }
+        textwidth = (minValWidth > maxValWidth ? minValWidth : maxValWidth);
+        
+        xborder = textwidth + wxSLIDER_BORDERTEXT;
+        yborder = textheight + wxSLIDER_BORDERTEXT;
+        
+        // Get slider breadth
+        if(GetWindowStyle() & wxSL_AUTOTICKS) {
+            sliderBreadth = wxSLIDER_DIMENSIONACROSS_WITHTICKMARKS;
+        }
+        else {
+            sliderBreadth = wxSLIDER_DIMENSIONACROSS_ARROW;
+        }
+        
+        if(GetWindowStyle() & wxSL_VERTICAL)
+        {
+            m_macMinimumStatic->Move(sliderBreadth + wxSLIDER_BORDERTEXT,
+                m_height - yborder - textheight);
+            m_macMaximumStatic->Move(sliderBreadth + wxSLIDER_BORDERTEXT, 0);
+            m_macValueStatic->Move(0, m_height - textheight);
+        }
+        else
+        {
+            m_macMinimumStatic->Move(0, sliderBreadth + wxSLIDER_BORDERTEXT);
+            m_macMaximumStatic->Move(m_width - xborder - maxValWidth / 2,
+                sliderBreadth + wxSLIDER_BORDERTEXT);
+            m_macValueStatic->Move(m_width - textwidth, 0);
+        }
+    }
+    
+    Rect oldBounds ;       
+    GetControlBounds( (ControlHandle) m_macControl , &oldBounds ) ; 
+    
+    int new_x = m_x + MacGetLeftBorderSize() + m_macHorizontalBorder ;
+    int new_y = m_y + MacGetTopBorderSize() + m_macVerticalBorder ;
+    int new_width = m_width - MacGetLeftBorderSize() - MacGetRightBorderSize() - 2 * m_macHorizontalBorder - xborder ;
+    int new_height = m_height - MacGetTopBorderSize() - MacGetBottomBorderSize() - 2 * m_macVerticalBorder - yborder ;
+    
+    GetParent()->MacWindowToRootWindow( & new_x , & new_y ) ;
+    bool doMove = new_x != oldBounds.left || new_y != oldBounds.top ;
+    bool doResize =  ( oldBounds.right - oldBounds.left ) != new_width || (oldBounds.bottom - oldBounds.top ) != new_height ;
+    if ( doMove || doResize )
+    {
+        InvalWindowRect( rootwindow, &oldBounds ) ;
+        if ( doMove )
+        {
+            UMAMoveControl( (ControlHandle) m_macControl , new_x , new_y ) ;
+        }
+        if ( doResize )
+        {
+            UMASizeControl( (ControlHandle) m_macControl , new_width , new_height ) ;
+        }
+    }
+}
+
+void wxSlider::DoMoveWindow(int x, int y, int width, int height)
+{
+    wxControl::DoMoveWindow(x,y,width,height) ;

 }
 }