/////////////////////////////////////////////////////////////////////////////
-// Name: slider.cpp
+// Name: src/osx/carbon/slider.cpp
// Purpose: wxSlider
// Author: Stefan Csomor
// Modified by:
#if wxUSE_SLIDER
#include "wx/slider.h"
-#include "wx/mac/uma.h"
+#include "wx/osx/private.h"
-IMPLEMENT_DYNAMIC_CLASS(wxSlider, wxControl)
-
-BEGIN_EVENT_TABLE(wxSlider, wxControl)
-END_EVENT_TABLE()
-
- // The dimensions of the different styles of sliders (from Aqua document)
-#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 doesn't specify the orientation we have to assume he wants a
-// horizontal one. Therefore in this file when testing for the slider's orientation
-// vertical is tested for if this is not set then we use the horizontal one
-// e.g., if (GetWindowStyle() & wxSL_VERTICAL) {} else { horizontal case }.
-
-wxSlider::wxSlider()
+class wxMacSliderCarbonControl : public wxMacControl
{
- m_pageSize = 1;
- m_lineSize = 1;
- m_rangeMax = 0;
- m_rangeMin = 0;
- m_tickFreq = 0;
-
- m_macMinimumStatic = NULL;
- m_macMaximumStatic = NULL;
- m_macValueStatic = NULL;
-}
-
-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)
-{
- m_macIsUserPane = false;
-
- 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);
-
- // our styles are redundant: wxSL_LEFT/RIGHT imply wxSL_VERTICAL and
- // wxSL_TOP/BOTTOM imply wxSL_HORIZONTAL, but for backwards compatibility
- // reasons we can't really change it, instead try to infer the orientation
- // from the flags given to us here
- switch ( style & (wxSL_LEFT | wxSL_RIGHT | wxSL_TOP | wxSL_BOTTOM) )
+public :
+ wxMacSliderCarbonControl( wxWindowMac* peer ) : wxMacControl( peer )
{
- case wxSL_LEFT:
- case wxSL_RIGHT:
- style |= wxSL_VERTICAL;
- break;
-
- case wxSL_TOP:
- case wxSL_BOTTOM:
- style |= wxSL_HORIZONTAL;
- break;
-
- case 0:
- default:
- // no specific direction, do we have at least the orientation?
- if ( !(style & (wxSL_HORIZONTAL | wxSL_VERTICAL)) )
- // no: choose default
- style |= wxSL_BOTTOM | wxSL_HORIZONTAL;
- break;
}
+
+ // work around an OSX bug : if the control is having the keyboard focus it cannot
+ // be set to the full max/min values by dragging
+ virtual bool CanFocus() const
+ {
+ return false;
+ }
+};
- wxASSERT_MSG( !(style & wxSL_VERTICAL) || !(style & wxSL_HORIZONTAL),
- wxT("incompatible slider direction and orientation") );
-
- if ( !wxControl::Create(parent, id, pos, size, style, validator, name) )
- return false;
-
- Rect bounds = wxMacGetBoundsForControl( this , pos , size );
- // NB: (RN) Ticks here are sometimes off in the GUI if there
- // are not as many tick marks as there are values
- //
+wxWidgetImplType* wxWidgetImpl::CreateSlider( wxWindowMac* wxpeer,
+ wxWindowMac* parent,
+ wxWindowID WXUNUSED(id),
+ wxInt32 value,
+ wxInt32 minimum,
+ wxInt32 maximum,
+ const wxPoint& pos,
+ const wxSize& size,
+ long style,
+ long WXUNUSED(extraStyle))
+{
+ Rect bounds = wxMacGetBoundsForControl( wxpeer, pos, size );
int tickMarks = 0;
if ( style & wxSL_AUTOTICKS )
- tickMarks = (maxValue - minValue) + 1; // +1 for the 0 value
+ tickMarks = (maximum - minimum) + 1; // +1 for the 0 value
// keep the number of tickmarks from becoming unwieldly, therefore below it is ok to cast
// it to a UInt16
while (tickMarks > 20)
tickMarks /= 5;
- m_peer = new wxMacControl( this );
+
+ wxMacControl* peer = new wxMacSliderCarbonControl( wxpeer );
OSStatus err = CreateSliderControl(
MAC_WXHWND(parent->MacGetTopLevelWindowRef()), &bounds,
- value, minValue, maxValue,
+ value, minimum, maximum,
kControlSliderPointsDownOrRight,
(UInt16) tickMarks, true /* liveTracking */,
GetwxMacLiveScrollbarActionProc(),
- m_peer->GetControlRefAddr() );
+ peer->GetControlRefAddr() );
verify_noerr( err );
- if (style & wxSL_VERTICAL)
- // Forces SetSize to use the proper width
- SetSizeHints(10, -1, 10, -1);
- else
- // Forces SetSize to use the proper height
- SetSizeHints(-1, 10, -1, 10);
-
- // 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
-
- if (style & wxSL_LABELS)
- {
- m_macMinimumStatic = new wxStaticText( parent, wxID_ANY, wxEmptyString );
- m_macMaximumStatic = new wxStaticText( parent, wxID_ANY, wxEmptyString );
- m_macValueStatic = new wxStaticText( parent, wxID_ANY, wxEmptyString );
- }
-
- SetRange(minValue, maxValue);
- SetValue(value);
-
- MacPostControlCreate(pos, size);
-
- return true;
-}
-
-wxSlider::~wxSlider()
-{
- // this is a special case, as we had to add windows as siblings we are
- // responsible for their disposal, but only if we are not part of a DestroyAllChildren
- if ( m_parent && !m_parent->IsBeingDeleted() )
- {
- delete m_macMinimumStatic;
- delete m_macMaximumStatic;
- delete m_macValueStatic;
- }
-}
-
-int wxSlider::GetValue() const
-{
- // We may need to invert the value returned by the widget
- return ValueInvertOrNot( m_peer->GetValue() ) ;
-}
-
-void wxSlider::SetValue(int value)
-{
- if ( m_macValueStatic )
- {
- wxString valuestring;
- valuestring.Printf( wxT("%d"), value );
- m_macValueStatic->SetLabel( valuestring );
- }
-
- // We only invert for the setting of the actual native widget
- m_peer->SetValue( ValueInvertOrNot( value ) );
-}
-
-void wxSlider::SetRange(int minValue, int maxValue)
-{
- wxString value;
-
- m_rangeMin = minValue;
- m_rangeMax = maxValue;
-
- m_peer->SetMinimum( m_rangeMin );
- m_peer->SetMaximum( m_rangeMax );
-
- if (m_macMinimumStatic)
- {
- value.Printf( wxT("%d"), ValueInvertOrNot( m_rangeMin ) );
- m_macMinimumStatic->SetLabel( value );
- }
-
- if (m_macMaximumStatic)
- {
- value.Printf( wxT("%d"), ValueInvertOrNot( m_rangeMax ) );
- m_macMaximumStatic->SetLabel( value );
- }
-
- // If the range is out of bounds, set it to a
- // value that is within bounds
- // RN: Testing reveals OSX does its own
- // bounding, perhaps this isn't needed?
- int currentValue = GetValue();
-
- if(currentValue < m_rangeMin)
- SetValue(m_rangeMin);
- else if(currentValue > m_rangeMax)
- SetValue(m_rangeMax);
-}
-
-// For trackbars only
-void wxSlider::SetTickFreq(int n, int WXUNUSED(pos))
-{
- // TODO
- m_tickFreq = n;
-}
-
-void wxSlider::SetPageSize(int pageSize)
-{
- // TODO
- m_pageSize = pageSize;
-}
-
-int wxSlider::GetPageSize() const
-{
- return m_pageSize;
-}
-
-void wxSlider::ClearSel()
-{
- // TODO
-}
-
-void wxSlider::ClearTicks()
-{
- // TODO
-}
-
-void wxSlider::SetLineSize(int lineSize)
-{
- m_lineSize = lineSize;
- // TODO
-}
-
-int wxSlider::GetLineSize() const
-{
- // TODO
- return m_lineSize;
-}
-
-int wxSlider::GetSelEnd() const
-{
- // TODO
- return 0;
-}
-
-int wxSlider::GetSelStart() const
-{
- // TODO
- return 0;
-}
-
-void wxSlider::SetSelection(int WXUNUSED(minPos), int WXUNUSED(maxPos))
-{
- // TODO
-}
-
-void wxSlider::SetThumbLength(int WXUNUSED(len))
-{
- // TODO
-}
-
-int wxSlider::GetThumbLength() const
-{
- // TODO
- return 0;
-}
-
-void wxSlider::SetTick(int WXUNUSED(tickPos))
-{
- // TODO
-}
-
-void wxSlider::Command(wxCommandEvent &event)
-{
- SetValue(event.GetInt());
- ProcessCommand(event);
-}
-
-void wxSlider::MacHandleControlClick(WXWidget WXUNUSED(control),
- wxInt16 WXUNUSED(controlpart),
- bool WXUNUSED(mouseStillDown))
-{
- // 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 );
- HandleWindowEvent( event );
-
- wxCommandEvent cevent( wxEVT_COMMAND_SLIDER_UPDATED, m_windowId );
- cevent.SetInt( value );
- cevent.SetEventObject( this );
- HandleWindowEvent( cevent );
-}
-
-wxInt32 wxSlider::MacControlHit(WXEVENTHANDLERREF WXUNUSED(handler),
- WXEVENTREF WXUNUSED(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 );
- HandleWindowEvent( event );
-
- wxCommandEvent cevent( wxEVT_COMMAND_SLIDER_UPDATED, m_windowId );
- cevent.SetInt( value );
- cevent.SetEventObject( this );
-
- HandleWindowEvent( 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 WXUNUSED(incW), int WXUNUSED(incH) )
-{
- wxSize size = GetBestSize();
-
- if (GetWindowStyle() & wxSL_VERTICAL)
- {
- SetMinSize( wxSize(size.x,minH) );
- SetMaxSize( wxSize(size.x,maxH) );
- }
- else
- {
- SetMinSize( wxSize(minW,size.y) );
- SetMaxSize( wxSize(maxW,size.y) );
- }
-}
-
-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;
+ return peer;
}
#endif // wxUSE_SLIDER
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