+ // Whatever the native value is, we may need to invert it for calling
+ // SetValue and putting the possibly inverted value in the event
+ SInt16 value = ValueInvertOrNot ( m_peer->GetValue() ) ;
+
+ SetValue( value ) ;
+
+ wxEventType scrollEvent = wxEVT_NULL ;
+
+ 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 );
+ return noErr ;
+}
+
+/* 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::DoSetSizeHints( int minW, int minH,
+ int maxW , int maxH ,
+ int incW , int incH )
+{
+ wxSize size = GetBestSize();
+
+ if(GetWindowStyle() & wxSL_VERTICAL) {
+ wxWindow::DoSetSizeHints(size.x, minH, size.x, maxH, incW, incH);
+ }
+ else {
+ wxWindow::DoSetSizeHints(minW, size.y, maxW, size.y, incW, incH);
+ }
+}
+
+wxSize wxSlider::DoGetBestSize() const
+{
+ wxSize size;
+ int textwidth, textheight;
+
+ if(GetWindowStyle() & wxSL_LABELS)
+ {
+ wxString text;
+ int ht, wd;
+
+ // Get maximum text label width and height
+ text.Printf(wxT("%d"), ValueInvertOrNot( m_rangeMin ) );
+ GetTextExtent(text, &textwidth, &textheight);
+ text.Printf(wxT("%d"), ValueInvertOrNot( m_rangeMax ) );
+ GetTextExtent(text, &wd, &ht);
+ if(ht > textheight) {
+ textheight = ht;
+ }
+ if (wd > textwidth) {
+ textwidth = wd;
+ }
+ }
+
+ 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 w, int h, int sizeFlags)
+{
+ int xborder, yborder;
+ int minValWidth, maxValWidth, textwidth, textheight;
+ int sliderBreadth;
+ int width = w;
+
+ xborder = yborder = 0;
+
+ if (GetWindowStyle() & wxSL_LABELS)
+ {
+ //Labels have this control's parent as their parent
+ //so if this control is not at 0,0 relative to the parent
+ //the labels need to know the position of this control
+ //relative to its parent in order to size properly, so
+ //move the control first so we can use GetPosition()
+ wxControl::DoSetSize( x, y , w , h ,sizeFlags ) ;
+
+ wxString text;
+ int ht;
+
+ // Get maximum text label width and height
+ text.Printf(wxT("%d"), ValueInvertOrNot( m_rangeMin ) );
+ GetTextExtent(text, &minValWidth, &textheight);
+ text.Printf(wxT("%d"), ValueInvertOrNot( 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)
+ {
+ h = h - yborder ;
+
+ if ( m_macMinimumStatic )
+ m_macMinimumStatic->Move(GetPosition().x + sliderBreadth + wxSLIDER_BORDERTEXT,
+ GetPosition().y + h - yborder);
+ if ( m_macMaximumStatic )
+ m_macMaximumStatic->Move(GetPosition().x + sliderBreadth + wxSLIDER_BORDERTEXT, GetPosition().y + 0);
+ if ( m_macValueStatic )
+ m_macValueStatic->Move(GetPosition().x, GetPosition().y + h );
+ }
+ else
+ {
+ w = w - xborder ;
+ if ( m_macMinimumStatic )
+ m_macMinimumStatic->Move(GetPosition().x + 0, GetPosition().y + sliderBreadth + wxSLIDER_BORDERTEXT);
+ if ( m_macMaximumStatic )
+ m_macMaximumStatic->Move(GetPosition().x + w - (maxValWidth/2),
+ GetPosition().y + sliderBreadth + wxSLIDER_BORDERTEXT);
+ if ( m_macValueStatic )
+ m_macValueStatic->Move(GetPosition().x + w, GetPosition().y + 0);
+ }
+ }
+
+ // yet another hack since this is a composite control
+ // when wxSlider has it's size hardcoded, we're not allowed to
+ // change the size. But when the control has labels, we DO need
+ // to resize the internal Mac control to accommodate the text labels.
+ // We need to trick the wxWidgets resize mechanism so that we can
+ // resize the slider part of the control ONLY.
+
+ // TODO: Can all of this code go in the conditional wxSL_LABELS block?
+
+ int minWidth;
+ minWidth = m_minWidth;
+
+ if (GetWindowStyle() & wxSL_LABELS)
+ {
+ // make sure we don't allow the entire control to be resized accidently
+ if (width == GetSize().x)
+ m_minWidth = -1;
+ }
+ //If the control has labels, we still need to call this again because
+ //the labels alter the control's w and h values.
+ wxControl::DoSetSize( x, y , w , h ,sizeFlags ) ;
+
+ m_minWidth = minWidth;
+}
+
+void wxSlider::DoMoveWindow(int x, int y, int width, int height)
+{
+ wxControl::DoMoveWindow(x,y,width,height) ;
+}
+
+// Common processing to invert slider values based on wxSL_INVERSE
+int wxSlider::ValueInvertOrNot(int value) const
+{
+ if (m_windowStyle & wxSL_VERTICAL)
+ {
+ // The reason for the backwards logic is that Mac's vertical sliders are
+ // inverted compared to Windows and GTK, hence we want inversion to be the
+ // default, and if wxSL_INVERSE is set, then we do not invert (use native)
+ if (m_windowStyle & wxSL_INVERSE)
+ return value;
+ else
+ return (m_rangeMax + m_rangeMin) - value;
+ }
+ else // normal logic applies to HORIZONTAL sliders
+ {
+ return wxSliderBase::ValueInvertOrNot(value);
+ }
projects / wxWidgets.git / blobdiff