+ // Whatever the native value is, we may need to invert it for calling
+ // SetValue and putting the possibly inverted value in the event
+ int value = ValueInvertOrNot( m_peer->GetValue() );
+
+ SetValue( value );
+
+ wxScrollEvent event( wxEVT_SCROLL_THUMBTRACK, 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 );
+}
+
+wxInt32 wxSlider::MacControlHit( WXEVENTHANDLERREF handler , WXEVENTREF mevent )
+{
+ // Whatever the native value is, we may need to invert it for calling
+ // SetValue and putting the possibly inverted value in the event
+ int value = ValueInvertOrNot( m_peer->GetValue() ) ;
+
+ SetValue( value ) ;
+
+ wxScrollEvent event( wxEVT_SCROLL_THUMBRELEASE, 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;
+ int mintwidth, mintheight;
+ int maxtwidth, maxtheight;
+
+ textwidth = textheight = 0;
+ mintwidth = mintheight = 0;
+ maxtwidth = maxtheight = 0;
+
+ if (GetWindowStyle() & wxSL_LABELS)
+ {
+ wxString text;
+
+ // Get maximum text label width and height
+ text.Printf( wxT("%d"), ValueInvertOrNot( m_rangeMin ) );
+ GetTextExtent(text, &mintwidth, &mintheight);
+ text.Printf( wxT("%d"), ValueInvertOrNot( m_rangeMax ) );
+ GetTextExtent(text, &maxtwidth, &maxtheight);
+
+ if (maxtheight > mintheight)
+ textheight = maxtheight;
+ else
+ textheight = mintheight;
+
+ if (maxtwidth > mintwidth)
+ textwidth = maxtwidth;
+ else
+ textwidth = mintwidth;
+ }
+
+ if (GetWindowStyle() & wxSL_VERTICAL)
+ {
+ size.y = 150;
+
+ if (GetWindowStyle() & wxSL_AUTOTICKS)
+ size.x = wxSLIDER_DIMENSIONACROSS_WITHTICKMARKS;
+ else
+ size.x = wxSLIDER_DIMENSIONACROSS_ARROW;
+
+ if (GetWindowStyle() & wxSL_LABELS)
+ size.x += textwidth + wxSLIDER_BORDERTEXT;
+ }
+ else
+ {
+ size.x = 150;
+
+ 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 += (mintwidth / 2) + (maxtwidth / 2);
+ }
+ }
+
+ return size;
+}
+
+void wxSlider::DoSetSize(int x, int y, int w, int h, int sizeFlags)
+{
+ int yborder = 0;
+ int minValWidth, maxValWidth, textheight;
+ int sliderBreadth;
+ int width = w;
+
+ if (GetWindowStyle() & wxSL_LABELS)
+ {
+ wxString text;
+ int ht, valValWidth;
+
+ // 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;
+
+ if (GetWindowStyle() & wxSL_HORIZONTAL)
+ {
+ if ( m_macMinimumStatic )
+ {
+ w -= minValWidth / 2;
+ x += minValWidth / 2;
+ }
+
+ if ( m_macMaximumStatic )
+ w -= maxValWidth / 2;
+ }
+
+ // 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 );
+
+ if (GetWindowStyle() & wxSL_VERTICAL)
+ // If vertical, use current value
+ text.Printf(wxT("%d"), (int)m_peer->GetValue());
+ else
+ // Use max so that the current value doesn't drift as centering would need to change
+ text.Printf(wxT("%d"), m_rangeMax);
+
+ GetTextExtent(text, &valValWidth, &ht);
+
+ 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 + sliderBreadth + wxSLIDER_BORDERTEXT, GetPosition().y + (h / 2) - (ht / 2));
+ }
+ else
+ {
+ if ( m_macMinimumStatic )
+ m_macMinimumStatic->Move(GetPosition().x, GetPosition().y + sliderBreadth + wxSLIDER_BORDERTEXT);
+ if ( m_macMaximumStatic )
+ m_macMaximumStatic->Move(GetPosition().x + w - maxValWidth, GetPosition().y + sliderBreadth + wxSLIDER_BORDERTEXT);
+ if ( m_macValueStatic )
+ m_macValueStatic->Move(GetPosition().x + (w / 2) - (valValWidth / 2), GetPosition().y + sliderBreadth + wxSLIDER_BORDERTEXT);
+ }
+ }
+
+ // 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 = 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
+{
+ int result = 0;
+
+ 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)
+ result = value;
+ else
+ result = (m_rangeMax + m_rangeMin) - value;
+ }
+ else // normal logic applies to HORIZONTAL sliders
+ {
+ result = wxSliderBase::ValueInvertOrNot(value);
+ }
+
+ return result;
projects / wxWidgets.git / blobdiff