src/osx/carbon/slider.cpp

/////////////////////////////////////////////////////////////////////////////
// Name:        src/osx/carbon/slider.cpp
// Purpose:     wxSlider
// Author:      Stefan Csomor
// Modified by:
// Created:     1998-01-01
// RCS-ID:      $Id$
// Copyright:   (c) Stefan Csomor
// Licence:       wxWindows licence
/////////////////////////////////////////////////////////////////////////////

#include "wx/wxprec.h"

#if wxUSE_SLIDER

#include "wx/slider.h"
#include "wx/osx/private.h"

class wxMacSliderCarbonControl : public wxMacControl
{
public :
    wxMacSliderCarbonControl( wxWindowMac* peer ) : wxMacControl( peer )
    {
    }

    // 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;
    }
};


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 = (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;


    wxMacControl* peer = new wxMacSliderCarbonControl( wxpeer );
    OSStatus err = CreateSliderControl(
        MAC_WXHWND(parent->MacGetTopLevelWindowRef()), &bounds,
        value, minimum, maximum,
        kControlSliderPointsDownOrRight,
        (UInt16) tickMarks, true /* liveTracking */,
        GetwxMacLiveScrollbarActionProc(),
        peer->GetControlRefAddr() );
    verify_noerr( err );

    return peer;
}

#endif // wxUSE_SLIDER
Commit	Line	Data
	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: src/osx/carbon/slider.cpp
	3	// Purpose: wxSlider
	4	// Author: Stefan Csomor
	5	// Modified by:
	6	// Created: 1998-01-01
	7	// RCS-ID: $Id$
	8	// Copyright: (c) Stefan Csomor
	9	// Licence: wxWindows licence
	10	/////////////////////////////////////////////////////////////////////////////
	11
	12	#include "wx/wxprec.h"
	13
	14	#if wxUSE_SLIDER
	15
	16	#include "wx/slider.h"
	17	#include "wx/osx/private.h"
	18
	19	class wxMacSliderCarbonControl : public wxMacControl
	20	{
	21	public :
	22	wxMacSliderCarbonControl( wxWindowMac* peer ) : wxMacControl( peer )
	23	{
	24	}
	25
	26	// work around an OSX bug : if the control is having the keyboard focus it cannot
	27	// be set to the full max/min values by dragging
	28	virtual bool CanFocus() const
	29	{
	30	return false;
	31	}
	32	};
	33
	34
	35	wxWidgetImplType* wxWidgetImpl::CreateSlider( wxWindowMac* wxpeer,
	36	wxWindowMac* parent,
	37	wxWindowID WXUNUSED(id),
	38	wxInt32 value,
	39	wxInt32 minimum,
	40	wxInt32 maximum,
	41	const wxPoint& pos,
	42	const wxSize& size,
	43	long style,
	44	long WXUNUSED(extraStyle))
	45	{
	46	Rect bounds = wxMacGetBoundsForControl( wxpeer, pos, size );
	47	int tickMarks = 0;
	48	if ( style & wxSL_AUTOTICKS )
	49	tickMarks = (maximum - minimum) + 1; // +1 for the 0 value
	50
	51	// keep the number of tickmarks from becoming unwieldly, therefore below it is ok to cast
	52	// it to a UInt16
	53	while (tickMarks > 20)
	54	tickMarks /= 5;
	55
	56
	57	wxMacControl* peer = new wxMacSliderCarbonControl( wxpeer );
	58	OSStatus err = CreateSliderControl(
	59	MAC_WXHWND(parent->MacGetTopLevelWindowRef()), &bounds,
	60	value, minimum, maximum,
	61	kControlSliderPointsDownOrRight,
	62	(UInt16) tickMarks, true /* liveTracking */,
	63	GetwxMacLiveScrollbarActionProc(),
	64	peer->GetControlRefAddr() );
	65	verify_noerr( err );
	66
	67	return peer;
	68	}
	69
	70	#endif // wxUSE_SLIDER