src/msw/slider95.cpp

/////////////////////////////////////////////////////////////////////////////
// Name:        slider95.cpp
// Purpose:     wxSlider95, using the Win95 trackbar control
// Author:      Julian Smart
// Modified by:
// Created:     04/01/98
// RCS-ID:      $Id$
// Copyright:   (c) Julian Smart
// Licence:     wxWindows licence
/////////////////////////////////////////////////////////////////////////////

#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma implementation "slider95.h"
#endif

// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"

#ifdef __BORLANDC__
#pragma hdrstop
#endif

#if wxUSE_SLIDER

#ifndef WX_PRECOMP
#include "wx/utils.h"
#include "wx/brush.h"
#include "wx/slider.h"
#endif

#ifdef __WIN95__

#include "wx/msw/slider95.h"
#include "wx/msw/private.h"

#if defined(__WIN95__) && !(defined(__GNUWIN32_OLD__) && !defined(__CYGWIN10__))
    #include <commctrl.h>
#endif

#if wxUSE_EXTENDED_RTTI
WX_DEFINE_FLAGS( wxSliderStyle )

wxBEGIN_FLAGS( wxSliderStyle )
    // new style border flags, we put them first to
    // use them for streaming out
    wxFLAGS_MEMBER(wxBORDER_SIMPLE)
    wxFLAGS_MEMBER(wxBORDER_SUNKEN)
    wxFLAGS_MEMBER(wxBORDER_DOUBLE)
    wxFLAGS_MEMBER(wxBORDER_RAISED)
    wxFLAGS_MEMBER(wxBORDER_STATIC)
    wxFLAGS_MEMBER(wxBORDER_NONE)

    // old style border flags
    wxFLAGS_MEMBER(wxSIMPLE_BORDER)
    wxFLAGS_MEMBER(wxSUNKEN_BORDER)
    wxFLAGS_MEMBER(wxDOUBLE_BORDER)
    wxFLAGS_MEMBER(wxRAISED_BORDER)
    wxFLAGS_MEMBER(wxSTATIC_BORDER)
    wxFLAGS_MEMBER(wxBORDER)

    // standard window styles
    wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
    wxFLAGS_MEMBER(wxCLIP_CHILDREN)
    wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
    wxFLAGS_MEMBER(wxWANTS_CHARS)
    wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
    wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
    wxFLAGS_MEMBER(wxVSCROLL)
    wxFLAGS_MEMBER(wxHSCROLL)

    wxFLAGS_MEMBER(wxSL_HORIZONTAL)
    wxFLAGS_MEMBER(wxSL_VERTICAL)
    wxFLAGS_MEMBER(wxSL_AUTOTICKS)
    wxFLAGS_MEMBER(wxSL_LABELS)
    wxFLAGS_MEMBER(wxSL_LEFT)
    wxFLAGS_MEMBER(wxSL_TOP)
    wxFLAGS_MEMBER(wxSL_RIGHT)
    wxFLAGS_MEMBER(wxSL_BOTTOM)
    wxFLAGS_MEMBER(wxSL_BOTH)
    wxFLAGS_MEMBER(wxSL_SELRANGE)

wxEND_FLAGS( wxSliderStyle )

IMPLEMENT_DYNAMIC_CLASS_XTI(wxSlider95, wxControl,"wx/scrolbar.h")

wxBEGIN_PROPERTIES_TABLE(wxSlider95)
    wxEVENT_RANGE_PROPERTY( Scroll , wxEVT_SCROLL_TOP , wxEVT_SCROLL_ENDSCROLL , wxScrollEvent )
    wxEVENT_PROPERTY( Updated , wxEVT_COMMAND_SLIDER_UPDATED , wxCommandEvent )

    wxPROPERTY( Value , int , SetValue, GetValue , 0, 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
	wxPROPERTY( Minimum , int , SetMin, GetMin, 0 , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
	wxPROPERTY( Maximum , int , SetMax, GetMax, 0 , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
	wxPROPERTY( PageSize , int , SetPageSize, GetLineSize, 1 , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
	wxPROPERTY( LineSize , int , SetLineSize, GetLineSize, 1 , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
	wxPROPERTY( ThumbLength , int , SetThumbLength, GetThumbLength, 1 , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
    wxPROPERTY_FLAGS( WindowStyle , wxSliderStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
wxEND_PROPERTIES_TABLE()

wxBEGIN_HANDLERS_TABLE(wxSlider95)
wxEND_HANDLERS_TABLE()

wxCONSTRUCTOR_8( wxSlider95 , wxWindow* , Parent , wxWindowID , Id , int , Value , int , Minimum , int , Maximum , wxPoint , Position , wxSize , Size , long , WindowStyle )
#else
IMPLEMENT_DYNAMIC_CLASS(wxSlider95, wxControl)
#endif

// Slider
wxSlider95::wxSlider95()
{
    m_staticValue = (WXHWND) NULL;
    m_staticMin = (WXHWND) NULL;
    m_staticMax = (WXHWND) NULL;
    m_pageSize = 1;
    m_lineSize = 1;
    m_rangeMax = 0;
    m_rangeMin = 0;
    m_tickFreq = 0;
}

bool wxSlider95::Create(wxWindow *parent, wxWindowID id,
           int value, int minValue, int maxValue,
           const wxPoint& pos,
           const wxSize& size, long style,
           const wxValidator& wxVALIDATOR_PARAM(validator),
           const wxString& name)
{
    if ( (style & wxBORDER_MASK) == wxBORDER_DEFAULT )
        style |= wxBORDER_NONE;

    SetName(name);
#if wxUSE_VALIDATORS
    SetValidator(validator);
#endif // wxUSE_VALIDATORS

    if (parent) parent->AddChild(this);

    SetBackgroundColour(parent->GetBackgroundColour()) ;
    SetForegroundColour(parent->GetForegroundColour()) ;

    m_staticValue = (WXHWND) NULL;;
    m_staticMin = (WXHWND) NULL;;
    m_staticMax = (WXHWND) NULL;;
    m_pageSize = 1;
    m_lineSize = 1;
    m_windowStyle = style;
    m_tickFreq = 0;

    if ( id == -1 )
        m_windowId = (int)NewControlId();
    else
        m_windowId = id;

    int x = pos.x;
    int y = pos.y;
    int width = size.x;
    int height = size.y;

    long msStyle = 0;
    long wstyle = 0;

    if ( m_windowStyle & wxSL_LABELS )
    {
        msStyle |= SS_CENTER;

        WXDWORD exStyle = 0;
        long valueStyle = m_windowStyle & ~wxBORDER_MASK;
        valueStyle |= wxBORDER_SUNKEN;
        msStyle |= MSWGetStyle(valueStyle, & exStyle) ;

        m_staticValue = (WXHWND) CreateWindowEx
            (
                exStyle, wxT("STATIC"), NULL,
                msStyle,
                0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)NewControlId(),
                wxGetInstance(), NULL
            );

        // Now create min static control
        wxString minLabel;
        minLabel.Printf(wxT("%d"), minValue);
        wstyle = STATIC_FLAGS;
        if ( m_windowStyle & wxCLIP_SIBLINGS )
            msStyle |= WS_CLIPSIBLINGS;
        m_staticMin = (WXHWND) CreateWindowEx
            (
                0, wxT("STATIC"), minLabel,
                wstyle,
                0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)NewControlId(),
                wxGetInstance(), NULL
            );
    }

    WXDWORD exStyle = 0;

    msStyle = MSWGetStyle(GetWindowStyle(), & exStyle) ;

    if (m_windowStyle & wxSL_VERTICAL)
        msStyle = TBS_VERT | WS_CHILD | WS_VISIBLE | WS_TABSTOP ;
    else
        msStyle = TBS_HORZ | WS_CHILD | WS_VISIBLE | WS_TABSTOP ;

    if ( m_windowStyle & wxSL_AUTOTICKS )
        msStyle |= TBS_AUTOTICKS ;

    if ( m_windowStyle & wxSL_LEFT )
        msStyle |= TBS_LEFT;
    else if ( m_windowStyle & wxSL_RIGHT )
        msStyle |= TBS_RIGHT;
    else if ( m_windowStyle & wxSL_TOP )
        msStyle |= TBS_TOP;
    else if ( m_windowStyle & wxSL_BOTTOM )
        msStyle |= TBS_BOTTOM;
    else if ( m_windowStyle & wxSL_BOTH )
        msStyle |= TBS_BOTH;
    else if ( ! (m_windowStyle & wxSL_AUTOTICKS) )
        msStyle |= TBS_NOTICKS;

    if ( m_windowStyle & wxSL_SELRANGE )
        msStyle |= TBS_ENABLESELRANGE;

    HWND scroll_bar = CreateWindowEx
        (
            exStyle, TRACKBAR_CLASS, wxEmptyString,
            msStyle,
            0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)m_windowId,
            wxGetInstance(), NULL
        );

    m_rangeMax = maxValue;
    m_rangeMin = minValue;

    m_pageSize = (int)((maxValue-minValue)/10);

    ::SendMessage(scroll_bar, TBM_SETRANGE, TRUE, MAKELONG(minValue, maxValue));
    ::SendMessage(scroll_bar, TBM_SETPOS, TRUE, (LPARAM)value);
    ::SendMessage(scroll_bar, TBM_SETPAGESIZE, 0, (LPARAM)m_pageSize);

    m_hWnd = (WXHWND)scroll_bar;

    SubclassWin(GetHWND());

    ::SetWindowText((HWND) m_hWnd, wxEmptyString);

    SetFont(parent->GetFont());

    if ( m_windowStyle & wxSL_LABELS )
    {
        // Finally, create max value static item
        wxString maxLabel;
        maxLabel.Printf(wxT("%d"), maxValue);
        wstyle = STATIC_FLAGS;

        if ( m_windowStyle & wxCLIP_SIBLINGS )
            msStyle |= WS_CLIPSIBLINGS;

        m_staticMax = (WXHWND) CreateWindowEx
            (
                0, wxT("STATIC"), maxLabel,
                wstyle,
                0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)NewControlId(),
                wxGetInstance(), NULL
            );


        if (GetFont().Ok())
        {
            if (GetFont().GetResourceHandle())
            {
                if ( m_staticMin )
                    ::SendMessage((HWND) m_staticMin, WM_SETFONT,
                          (WPARAM) GetFont().GetResourceHandle(), 0L);

                if ( m_staticMax )
                    ::SendMessage((HWND) m_staticMax, WM_SETFONT,
                        (WPARAM) GetFont().GetResourceHandle(), 0L);

                if (m_staticValue)
                    ::SendMessage((HWND) m_staticValue, WM_SETFONT,
                        (WPARAM) GetFont().GetResourceHandle(), 0L);
            }
        }
    }

    SetSize(x, y, width, height);
    SetValue(value);

    return TRUE;
}

bool wxSlider95::MSWOnScroll(int WXUNUSED(orientation), WXWORD wParam,
                             WXWORD WXUNUSED(pos), WXHWND control)
{
    wxEventType scrollEvent;
    switch ( wParam )
    {
        case SB_TOP:
            scrollEvent = wxEVT_SCROLL_TOP;
            break;

        case SB_BOTTOM:
            scrollEvent = wxEVT_SCROLL_BOTTOM;
            break;

        case SB_LINEUP:
            scrollEvent = wxEVT_SCROLL_LINEUP;
            break;

        case SB_LINEDOWN:
            scrollEvent = wxEVT_SCROLL_LINEDOWN;
            break;

        case SB_PAGEUP:
            scrollEvent = wxEVT_SCROLL_PAGEUP;
            break;

        case SB_PAGEDOWN:
            scrollEvent = wxEVT_SCROLL_PAGEDOWN;
            break;

        case SB_THUMBTRACK:
            scrollEvent = wxEVT_SCROLL_THUMBTRACK;
            break;

        case SB_THUMBPOSITION:
            scrollEvent = wxEVT_SCROLL_THUMBRELEASE;
            break;

        case SB_ENDSCROLL:
            scrollEvent = wxEVT_SCROLL_ENDSCROLL;
            break;

        default:
            // unknown scroll event?
            return FALSE;
    }

    int newPos = (int) ::SendMessage((HWND) control, TBM_GETPOS, 0, 0);
    if ( (newPos < GetMin()) || (newPos > GetMax()) )
    {
        // out of range - but we did process it
        return TRUE;
    }

    SetValue(newPos);

    wxScrollEvent event(scrollEvent, m_windowId);
    event.SetPosition(newPos);
    event.SetEventObject( this );
    GetEventHandler()->ProcessEvent(event);

    wxCommandEvent cevent( wxEVT_COMMAND_SLIDER_UPDATED, GetId() );
    cevent.SetInt( newPos );
    cevent.SetEventObject( this );

    return GetEventHandler()->ProcessEvent( cevent );
}

wxSlider95::~wxSlider95()
{
    if (m_staticMin)
    {
        ::DestroyWindow((HWND) m_staticMin);
        m_staticMin = (WXHWND) NULL;
    }

    if (m_staticMax)
    {
        ::DestroyWindow((HWND) m_staticMax);
        m_staticMax = (WXHWND) NULL;
    }

    if (m_staticValue)
    {
        ::DestroyWindow((HWND) m_staticValue);
        m_staticValue = (WXHWND) NULL;
    }
}

int wxSlider95::GetValue() const
{
    return ::SendMessage(GetHwnd(), TBM_GETPOS, 0, 0);
}

void wxSlider95::SetValue(int value)
{
    ::SendMessage(GetHwnd(), TBM_SETPOS, (WPARAM)TRUE, (LPARAM)value);

    if (m_staticValue)
    {
        wxString str;
        str.Printf(wxT("%d"), value);
        ::SetWindowText((HWND) m_staticValue, str);
    }
}

void wxSlider95::DoGetSize(int *width, int *height) const
{
    GetSize(width, height);
}

void wxSlider95::GetSize(int *width, int *height) const
{
    RECT rect;
    rect.left = -1; rect.right = -1; rect.top = -1; rect.bottom = -1;

    wxFindMaxSize(GetHWND(), &rect);

    if (m_staticMin)
        wxFindMaxSize(m_staticMin, &rect);

    if (m_staticMax)
        wxFindMaxSize(m_staticMax, &rect);

    if (m_staticValue)
        wxFindMaxSize(m_staticValue, &rect);

    *width = rect.right - rect.left;
    *height = rect.bottom - rect.top;
}

void wxSlider95::GetPosition(int *x, int *y) const
{
    wxWindow *parent = GetParent();
    RECT rect;
    rect.left = -1; rect.right = -1; rect.top = -1; rect.bottom = -1;

    wxFindMaxSize(GetHWND(), &rect);

    if (m_staticMin)
        wxFindMaxSize(m_staticMin, &rect);
    if (m_staticMax)
        wxFindMaxSize(m_staticMax, &rect);
    if (m_staticValue)
        wxFindMaxSize(m_staticValue, &rect);

    // Since we now have the absolute screen coords,
    // if there's a parent we must subtract its top left corner
    POINT point;
    point.x = rect.left;
    point.y = rect.top;
    if (parent)
        ::ScreenToClient((HWND) parent->GetHWND(), &point);

    // We may be faking the client origin.
    // So a window that's really at (0, 30) may appear
    // (to wxWin apps) to be at (0, 0).
    if (GetParent())
    {
        wxPoint pt(GetParent()->GetClientAreaOrigin());
        point.x -= pt.x;
        point.y -= pt.y;
    }

    *x = point.x;
    *y = point.y;
}

// TODO one day, make sense of all this horros and replace it with a readable
//      DoGetBestSize()
void wxSlider95::DoSetSize(int x, int y, int width, int height, int sizeFlags)
{
    int x1 = x;
    int y1 = y;
    int w1 = width;
    int h1 = height;

    int currentX, currentY;
    GetPosition(&currentX, &currentY);
    if (x == -1 && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
       x1 = currentX;
    if (y == -1 && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
        y1 = currentY;

    AdjustForParentClientOrigin(x1, y1, sizeFlags);

    wxChar buf[300];

    int x_offset = x;
    int y_offset = y;

    int cx;     // slider,min,max sizes
    int cy;
    int cyf;

    wxGetCharSize(GetHWND(), &cx, &cy, & this->GetFont());

    if ((m_windowStyle & wxSL_VERTICAL) != wxSL_VERTICAL)
    {
        if ( m_windowStyle & wxSL_LABELS )
        {
            int min_len = 0;

            ::GetWindowText((HWND) m_staticMin, buf, 300);
            GetTextExtent(buf, &min_len, &cyf,NULL,NULL, & this->GetFont());

            int max_len = 0;

            ::GetWindowText((HWND) m_staticMax, buf, 300);
            GetTextExtent(buf, &max_len, &cyf,NULL,NULL, & this->GetFont());
            if (m_staticValue)
            {
                int new_width = (int)(wxMax(min_len, max_len));
                int valueHeight = (int)cyf;
#ifdef __WIN32__
                // For some reason, under Win95, the text edit control has
                // a lot of space before the first character
                new_width += 3*cx;
#endif
                // The height needs to be a bit bigger under Win95 if
                // using native 3D effects.
                valueHeight = (int) (valueHeight * 1.5) ;
                ::MoveWindow((HWND) m_staticValue, x_offset, y_offset,
                    new_width, valueHeight, TRUE);
                x_offset += new_width + cx;
            }

            MoveWindow((HWND) m_staticMin, x_offset, y_offset,
                (int) min_len, cy, TRUE);
            x_offset += (int)(min_len + cx);

            // slider_length = (total width available) - (width used so far)
            //                   - (width of max label) - (border)
            int slider_length = (int)(w1 - (x_offset-x) - max_len - cx);

            int slider_height = h1;
            if (slider_height < 0 )
                slider_height = 20;

            // Slider must have a minimum/default length/height
            if (slider_length < 100)
                slider_length = 100;

            ::MoveWindow(GetHwnd(), x_offset, y_offset,
                slider_length, slider_height, TRUE);
            x_offset += slider_length + cx;

            MoveWindow((HWND) m_staticMax, x_offset, y_offset,
                (int) max_len, cy, TRUE);
        }
        else
        {
            // No labels
            // If we're prepared to use the existing size, then...
            if
            (
                width == -1
                && height == -1
                && ((sizeFlags & wxSIZE_AUTO) != wxSIZE_AUTO)
            )
            {
                GetSize(&w1, &h1);
            }

            if ( w1 < 0 )
                w1 = 200;
            if ( h1 < 0 )
                h1 = 20;

            ::MoveWindow(GetHwnd(), x1, y1, w1, h1, TRUE);
        }
    }
    else
    {
        if ( m_windowStyle & wxSL_LABELS )
        {
            int min_len;
            ::GetWindowText((HWND) m_staticMin, buf, 300);
            GetTextExtent(buf, &min_len, &cyf,NULL,NULL, & this->GetFont());

            int max_len;
            ::GetWindowText((HWND) m_staticMax, buf, 300);
            GetTextExtent(buf, &max_len, &cyf,NULL,NULL, & this->GetFont());

            if (m_staticValue)
            {
                int new_width = (int)(wxMax(min_len, max_len));
                int valueHeight = (int)cyf;
                new_width += cx;

                // The height needs to be a bit bigger under Win95 if
                // using native 3D effects.
                valueHeight = (int) (valueHeight * 1.5) ;

                ::MoveWindow((HWND) m_staticValue, x_offset, y_offset,
                    new_width, valueHeight, TRUE);
                y_offset += valueHeight;
            }

            ::MoveWindow((HWND) m_staticMin, x_offset, y_offset,
                (int) min_len, cy, TRUE);
            y_offset += cy;

            //  slider_length = (total height available) - (height used so far)
            //                              - (height of max label) - (border)
            int slider_length = (int)(h1 - (y_offset-y) - cy - cy);

            int slider_width = w1;
            if (slider_width < 0 )
                slider_width = 20;

            // Slider must have a minimum/default length
            if (slider_length < 100)
                slider_length = 100;

            ::MoveWindow(GetHwnd(), x_offset, y_offset,
                slider_width, slider_length, TRUE);
            y_offset += slider_length;

            ::MoveWindow((HWND) m_staticMax, x_offset, y_offset,
                (int)max_len, cy, TRUE);
        }
        else
        {
            // No labels
            // If we're prepared to use the existing size, then...
            if
            (
                width == -1 && height == -1
                && ((sizeFlags & wxSIZE_AUTO) != wxSIZE_AUTO)
            )
            {
                GetSize(&w1, &h1);
            }

            if ( w1 < 0 )
                w1 = 20;
            if ( h1 < 0 )
                h1 = 200;

            ::MoveWindow(GetHwnd(), x1, y1, w1, h1, TRUE);
        }
    }
}

void wxSlider95::SetRange(int minValue, int maxValue)
{
    m_rangeMin = minValue;
    m_rangeMax = maxValue;

    ::SendMessage(GetHwnd(), TBM_SETRANGE, TRUE, MAKELONG(minValue, maxValue));

    wxChar buf[40];
    if ( m_staticMin )
    {
        wxSprintf(buf, wxT("%d"), m_rangeMin);
        ::SetWindowText((HWND) m_staticMin, buf);
    }

    if ( m_staticMax )
    {
        wxSprintf(buf, wxT("%d"), m_rangeMax);
        ::SetWindowText((HWND) m_staticMax, buf);
    }
}

WXHBRUSH wxSlider95::OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor,
            WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
{
#ifndef __WXWINCE__
    if ( nCtlColor == CTLCOLOR_SCROLLBAR )
        return 0;
#else
    if ( nCtlColor != CTLCOLOR_STATIC )
        return 0;
#endif
    // Otherwise, it's a static
    return wxControl::OnCtlColor(pDC, pWnd, nCtlColor, message, wParam, lParam);
}

// For trackbars only
void wxSlider95::SetTickFreq(int n, int pos)
{
  m_tickFreq = n;
  ::SendMessage( GetHwnd(), TBM_SETTICFREQ, (WPARAM) n, (LPARAM) pos );
}

void wxSlider95::SetPageSize(int pageSize)
{
  ::SendMessage( GetHwnd(), TBM_SETPAGESIZE, (WPARAM) 0, (LPARAM) pageSize );
  m_pageSize = pageSize;
}

int wxSlider95::GetPageSize() const
{
  return m_pageSize;
}

void wxSlider95::ClearSel()
{
  ::SendMessage( GetHwnd(), TBM_CLEARSEL, (WPARAM) TRUE, (LPARAM) 0 );
}

void wxSlider95::ClearTicks()
{
  ::SendMessage( GetHwnd(), TBM_CLEARTICS, (WPARAM) TRUE, (LPARAM) 0 );
}

void wxSlider95::SetLineSize(int lineSize)
{
    m_lineSize = lineSize;
    ::SendMessage( GetHwnd(), TBM_SETLINESIZE, (WPARAM) 0, (LPARAM) lineSize );
}

int wxSlider95::GetLineSize() const
{
    return (int) ::SendMessage( GetHwnd(), TBM_GETLINESIZE,
        (WPARAM) 0, (LPARAM) 0 );
}

int wxSlider95::GetSelEnd() const
{
    return (int) ::SendMessage( GetHwnd(), TBM_SETSELEND,
        (WPARAM) 0, (LPARAM) 0 );
}

int wxSlider95::GetSelStart() const
{
    return (int) ::SendMessage( GetHwnd(), TBM_GETSELSTART,
        (WPARAM) 0, (LPARAM) 0 );
}

void wxSlider95::SetSelection(int minPos, int maxPos)
{
    ::SendMessage(GetHwnd(), TBM_SETSEL,
        (WPARAM) TRUE, (LPARAM) MAKELONG( minPos, maxPos) );
}

void wxSlider95::SetThumbLength(int len)
{
    ::SendMessage( GetHwnd(), TBM_SETTHUMBLENGTH, (WPARAM) len, (LPARAM) 0 );
}

int wxSlider95::GetThumbLength() const
{
  return (int) ::SendMessage( GetHwnd(), TBM_GETTHUMBLENGTH,
      (WPARAM) 0, (LPARAM) 0 );
}

void wxSlider95::SetTick(int tickPos)
{
  ::SendMessage( GetHwnd(), TBM_SETTIC, (WPARAM) 0, (LPARAM) tickPos );
}

bool wxSlider95::ContainsHWND(WXHWND hWnd) const
{
    return
    (
        hWnd == GetStaticMin()
        || hWnd == GetStaticMax()
        || hWnd == GetEditValue()
    );
}

void wxSlider95::Command (wxCommandEvent & event)
{
    SetValue (event.GetInt());
    ProcessCommand (event);
}

bool wxSlider95::Show(bool show)
{
    wxWindow::Show(show);

    int cshow;
    if (show)
        cshow = SW_SHOW;
    else
        cshow = SW_HIDE;

    if(m_staticValue)
        ShowWindow((HWND) m_staticValue, (BOOL)cshow);

    if(m_staticMin)
        ShowWindow((HWND) m_staticMin, (BOOL)cshow);

    if(m_staticMax)
        ShowWindow((HWND) m_staticMax, (BOOL)cshow);

    return TRUE;
}

#endif
  // __WIN95__

#endif // wxUSE_SLIDER
Commit	Line	Data
	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: slider95.cpp
	3	// Purpose: wxSlider95, using the Win95 trackbar control
	4	// Author: Julian Smart
	5	// Modified by:
	6	// Created: 04/01/98
	7	// RCS-ID: $Id$
	8	// Copyright: (c) Julian Smart
	9	// Licence: wxWindows licence
	10	/////////////////////////////////////////////////////////////////////////////
	11
	12	#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
	13	#pragma implementation "slider95.h"
	14	#endif
	15
	16	// For compilers that support precompilation, includes "wx.h".
	17	#include "wx/wxprec.h"
	18
	19	#ifdef __BORLANDC__
	20	#pragma hdrstop
	21	#endif
	22
	23	#if wxUSE_SLIDER
	24
	25	#ifndef WX_PRECOMP
	26	#include "wx/utils.h"
	27	#include "wx/brush.h"
	28	#include "wx/slider.h"
	29	#endif
	30
	31	#ifdef __WIN95__
	32
	33	#include "wx/msw/slider95.h"
	34	#include "wx/msw/private.h"
	35
	36	#if defined(__WIN95__) && !(defined(__GNUWIN32_OLD__) && !defined(__CYGWIN10__))
	37	#include <commctrl.h>
	38	#endif
	39
	40	#if wxUSE_EXTENDED_RTTI
	41	WX_DEFINE_FLAGS( wxSliderStyle )
	42
	43	wxBEGIN_FLAGS( wxSliderStyle )
	44	// new style border flags, we put them first to
	45	// use them for streaming out
	46	wxFLAGS_MEMBER(wxBORDER_SIMPLE)
	47	wxFLAGS_MEMBER(wxBORDER_SUNKEN)
	48	wxFLAGS_MEMBER(wxBORDER_DOUBLE)
	49	wxFLAGS_MEMBER(wxBORDER_RAISED)
	50	wxFLAGS_MEMBER(wxBORDER_STATIC)
	51	wxFLAGS_MEMBER(wxBORDER_NONE)
	52
	53	// old style border flags
	54	wxFLAGS_MEMBER(wxSIMPLE_BORDER)
	55	wxFLAGS_MEMBER(wxSUNKEN_BORDER)
	56	wxFLAGS_MEMBER(wxDOUBLE_BORDER)
	57	wxFLAGS_MEMBER(wxRAISED_BORDER)
	58	wxFLAGS_MEMBER(wxSTATIC_BORDER)
	59	wxFLAGS_MEMBER(wxBORDER)
	60
	61	// standard window styles
	62	wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
	63	wxFLAGS_MEMBER(wxCLIP_CHILDREN)
	64	wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
	65	wxFLAGS_MEMBER(wxWANTS_CHARS)
	66	wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
	67	wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
	68	wxFLAGS_MEMBER(wxVSCROLL)
	69	wxFLAGS_MEMBER(wxHSCROLL)
	70
	71	wxFLAGS_MEMBER(wxSL_HORIZONTAL)
	72	wxFLAGS_MEMBER(wxSL_VERTICAL)
	73	wxFLAGS_MEMBER(wxSL_AUTOTICKS)
	74	wxFLAGS_MEMBER(wxSL_LABELS)
	75	wxFLAGS_MEMBER(wxSL_LEFT)
	76	wxFLAGS_MEMBER(wxSL_TOP)
	77	wxFLAGS_MEMBER(wxSL_RIGHT)
	78	wxFLAGS_MEMBER(wxSL_BOTTOM)
	79	wxFLAGS_MEMBER(wxSL_BOTH)
	80	wxFLAGS_MEMBER(wxSL_SELRANGE)
	81
	82	wxEND_FLAGS( wxSliderStyle )
	83
	84	IMPLEMENT_DYNAMIC_CLASS_XTI(wxSlider95, wxControl,"wx/scrolbar.h")
	85
	86	wxBEGIN_PROPERTIES_TABLE(wxSlider95)
	87	wxEVENT_RANGE_PROPERTY( Scroll , wxEVT_SCROLL_TOP , wxEVT_SCROLL_ENDSCROLL , wxScrollEvent )
	88	wxEVENT_PROPERTY( Updated , wxEVT_COMMAND_SLIDER_UPDATED , wxCommandEvent )
	89
	90	wxPROPERTY( Value , int , SetValue, GetValue , 0, 0 /flags/ , wxT("Helpstring") , wxT("group"))
	91	wxPROPERTY( Minimum , int , SetMin, GetMin, 0 , 0 /flags/ , wxT("Helpstring") , wxT("group"))
	92	wxPROPERTY( Maximum , int , SetMax, GetMax, 0 , 0 /flags/ , wxT("Helpstring") , wxT("group"))
	93	wxPROPERTY( PageSize , int , SetPageSize, GetLineSize, 1 , 0 /flags/ , wxT("Helpstring") , wxT("group"))
	94	wxPROPERTY( LineSize , int , SetLineSize, GetLineSize, 1 , 0 /flags/ , wxT("Helpstring") , wxT("group"))
	95	wxPROPERTY( ThumbLength , int , SetThumbLength, GetThumbLength, 1 , 0 /flags/ , wxT("Helpstring") , wxT("group"))
	96	wxPROPERTY_FLAGS( WindowStyle , wxSliderStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , , 0 /flags/ , wxT("Helpstring") , wxT("group")) // style
	97	wxEND_PROPERTIES_TABLE()
	98
	99	wxBEGIN_HANDLERS_TABLE(wxSlider95)
	100	wxEND_HANDLERS_TABLE()
	101
	102	wxCONSTRUCTOR_8( wxSlider95 , wxWindow* , Parent , wxWindowID , Id , int , Value , int , Minimum , int , Maximum , wxPoint , Position , wxSize , Size , long , WindowStyle )
	103	#else
	104	IMPLEMENT_DYNAMIC_CLASS(wxSlider95, wxControl)
	105	#endif
	106
	107	// Slider
	108	wxSlider95::wxSlider95()
	109	{
	110	m_staticValue = (WXHWND) NULL;
	111	m_staticMin = (WXHWND) NULL;
	112	m_staticMax = (WXHWND) NULL;
	113	m_pageSize = 1;
	114	m_lineSize = 1;
	115	m_rangeMax = 0;
	116	m_rangeMin = 0;
	117	m_tickFreq = 0;
	118	}
	119
	120	bool wxSlider95::Create(wxWindow *parent, wxWindowID id,
	121	int value, int minValue, int maxValue,
	122	const wxPoint& pos,
	123	const wxSize& size, long style,
	124	const wxValidator& wxVALIDATOR_PARAM(validator),
	125	const wxString& name)
	126	{
	127	if ( (style & wxBORDER_MASK) == wxBORDER_DEFAULT )
	128	style \|= wxBORDER_NONE;
	129
	130	SetName(name);
	131	#if wxUSE_VALIDATORS
	132	SetValidator(validator);
	133	#endif // wxUSE_VALIDATORS
	134
	135	if (parent) parent->AddChild(this);
	136
	137	SetBackgroundColour(parent->GetBackgroundColour()) ;
	138	SetForegroundColour(parent->GetForegroundColour()) ;
	139
	140	m_staticValue = (WXHWND) NULL;;
	141	m_staticMin = (WXHWND) NULL;;
	142	m_staticMax = (WXHWND) NULL;;
	143	m_pageSize = 1;
	144	m_lineSize = 1;
	145	m_windowStyle = style;
	146	m_tickFreq = 0;
	147
	148	if ( id == -1 )
	149	m_windowId = (int)NewControlId();
	150	else
	151	m_windowId = id;
	152
	153	int x = pos.x;
	154	int y = pos.y;
	155	int width = size.x;
	156	int height = size.y;
	157
	158	long msStyle = 0;
	159	long wstyle = 0;
	160
	161	if ( m_windowStyle & wxSL_LABELS )
	162	{
	163	msStyle \|= SS_CENTER;
	164
	165	WXDWORD exStyle = 0;
	166	long valueStyle = m_windowStyle & ~wxBORDER_MASK;
	167	valueStyle \|= wxBORDER_SUNKEN;
	168	msStyle \|= MSWGetStyle(valueStyle, & exStyle) ;
	169
	170	m_staticValue = (WXHWND) CreateWindowEx
	171	(
	172	exStyle, wxT("STATIC"), NULL,
	173	msStyle,
	174	0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)NewControlId(),
	175	wxGetInstance(), NULL
	176	);
	177
	178	// Now create min static control
	179	wxString minLabel;
	180	minLabel.Printf(wxT("%d"), minValue);
	181	wstyle = STATIC_FLAGS;
	182	if ( m_windowStyle & wxCLIP_SIBLINGS )
	183	msStyle \|= WS_CLIPSIBLINGS;
	184	m_staticMin = (WXHWND) CreateWindowEx
	185	(
	186	0, wxT("STATIC"), minLabel,
	187	wstyle,
	188	0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)NewControlId(),
	189	wxGetInstance(), NULL
	190	);
	191	}
	192
	193	WXDWORD exStyle = 0;
	194
	195	msStyle = MSWGetStyle(GetWindowStyle(), & exStyle) ;
	196
	197	if (m_windowStyle & wxSL_VERTICAL)
	198	msStyle = TBS_VERT \| WS_CHILD \| WS_VISIBLE \| WS_TABSTOP ;
	199	else
	200	msStyle = TBS_HORZ \| WS_CHILD \| WS_VISIBLE \| WS_TABSTOP ;
	201
	202	if ( m_windowStyle & wxSL_AUTOTICKS )
	203	msStyle \|= TBS_AUTOTICKS ;
	204
	205	if ( m_windowStyle & wxSL_LEFT )
	206	msStyle \|= TBS_LEFT;
	207	else if ( m_windowStyle & wxSL_RIGHT )
	208	msStyle \|= TBS_RIGHT;
	209	else if ( m_windowStyle & wxSL_TOP )
	210	msStyle \|= TBS_TOP;
	211	else if ( m_windowStyle & wxSL_BOTTOM )
	212	msStyle \|= TBS_BOTTOM;
	213	else if ( m_windowStyle & wxSL_BOTH )
	214	msStyle \|= TBS_BOTH;
	215	else if ( ! (m_windowStyle & wxSL_AUTOTICKS) )
	216	msStyle \|= TBS_NOTICKS;
	217
	218	if ( m_windowStyle & wxSL_SELRANGE )
	219	msStyle \|= TBS_ENABLESELRANGE;
	220
	221	HWND scroll_bar = CreateWindowEx
	222	(
	223	exStyle, TRACKBAR_CLASS, wxEmptyString,
	224	msStyle,
	225	0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)m_windowId,
	226	wxGetInstance(), NULL
	227	);
	228
	229	m_rangeMax = maxValue;
	230	m_rangeMin = minValue;
	231
	232	m_pageSize = (int)((maxValue-minValue)/10);
	233
	234	::SendMessage(scroll_bar, TBM_SETRANGE, TRUE, MAKELONG(minValue, maxValue));
	235	::SendMessage(scroll_bar, TBM_SETPOS, TRUE, (LPARAM)value);
	236	::SendMessage(scroll_bar, TBM_SETPAGESIZE, 0, (LPARAM)m_pageSize);
	237
	238	m_hWnd = (WXHWND)scroll_bar;
	239
	240	SubclassWin(GetHWND());
	241
	242	::SetWindowText((HWND) m_hWnd, wxEmptyString);
	243
	244	SetFont(parent->GetFont());
	245
	246	if ( m_windowStyle & wxSL_LABELS )
	247	{
	248	// Finally, create max value static item
	249	wxString maxLabel;
	250	maxLabel.Printf(wxT("%d"), maxValue);
	251	wstyle = STATIC_FLAGS;
	252
	253	if ( m_windowStyle & wxCLIP_SIBLINGS )
	254	msStyle \|= WS_CLIPSIBLINGS;
	255
	256	m_staticMax = (WXHWND) CreateWindowEx
	257	(
	258	0, wxT("STATIC"), maxLabel,
	259	wstyle,
	260	0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)NewControlId(),
	261	wxGetInstance(), NULL
	262	);
	263
	264
	265	if (GetFont().Ok())
	266	{
	267	if (GetFont().GetResourceHandle())
	268	{
	269	if ( m_staticMin )
	270	::SendMessage((HWND) m_staticMin, WM_SETFONT,
	271	(WPARAM) GetFont().GetResourceHandle(), 0L);
	272
	273	if ( m_staticMax )
	274	::SendMessage((HWND) m_staticMax, WM_SETFONT,
	275	(WPARAM) GetFont().GetResourceHandle(), 0L);
	276
	277	if (m_staticValue)
	278	::SendMessage((HWND) m_staticValue, WM_SETFONT,
	279	(WPARAM) GetFont().GetResourceHandle(), 0L);
	280	}
	281	}
	282	}
	283
	284	SetSize(x, y, width, height);
	285	SetValue(value);
	286
	287	return TRUE;
	288	}
	289
	290	bool wxSlider95::MSWOnScroll(int WXUNUSED(orientation), WXWORD wParam,
	291	WXWORD WXUNUSED(pos), WXHWND control)
	292	{
	293	wxEventType scrollEvent;
	294	switch ( wParam )
	295	{
	296	case SB_TOP:
	297	scrollEvent = wxEVT_SCROLL_TOP;
	298	break;
	299
	300	case SB_BOTTOM:
	301	scrollEvent = wxEVT_SCROLL_BOTTOM;
	302	break;
	303
	304	case SB_LINEUP:
	305	scrollEvent = wxEVT_SCROLL_LINEUP;
	306	break;
	307
	308	case SB_LINEDOWN:
	309	scrollEvent = wxEVT_SCROLL_LINEDOWN;
	310	break;
	311
	312	case SB_PAGEUP:
	313	scrollEvent = wxEVT_SCROLL_PAGEUP;
	314	break;
	315
	316	case SB_PAGEDOWN:
	317	scrollEvent = wxEVT_SCROLL_PAGEDOWN;
	318	break;
	319
	320	case SB_THUMBTRACK:
	321	scrollEvent = wxEVT_SCROLL_THUMBTRACK;
	322	break;
	323
	324	case SB_THUMBPOSITION:
	325	scrollEvent = wxEVT_SCROLL_THUMBRELEASE;
	326	break;
	327
	328	case SB_ENDSCROLL:
	329	scrollEvent = wxEVT_SCROLL_ENDSCROLL;
	330	break;
	331
	332	default:
	333	// unknown scroll event?
	334	return FALSE;
	335	}
	336
	337	int newPos = (int) ::SendMessage((HWND) control, TBM_GETPOS, 0, 0);
	338	if ( (newPos < GetMin()) \|\| (newPos > GetMax()) )
	339	{
	340	// out of range - but we did process it
	341	return TRUE;
	342	}
	343
	344	SetValue(newPos);
	345
	346	wxScrollEvent event(scrollEvent, m_windowId);
	347	event.SetPosition(newPos);
	348	event.SetEventObject( this );
	349	GetEventHandler()->ProcessEvent(event);
	350
	351	wxCommandEvent cevent( wxEVT_COMMAND_SLIDER_UPDATED, GetId() );
	352	cevent.SetInt( newPos );
	353	cevent.SetEventObject( this );
	354
	355	return GetEventHandler()->ProcessEvent( cevent );
	356	}
	357
	358	wxSlider95::~wxSlider95()
	359	{
	360	if (m_staticMin)
	361	{
	362	::DestroyWindow((HWND) m_staticMin);
	363	m_staticMin = (WXHWND) NULL;
	364	}
	365
	366	if (m_staticMax)
	367	{
	368	::DestroyWindow((HWND) m_staticMax);
	369	m_staticMax = (WXHWND) NULL;
	370	}
	371
	372	if (m_staticValue)
	373	{
	374	::DestroyWindow((HWND) m_staticValue);
	375	m_staticValue = (WXHWND) NULL;
	376	}
	377	}
	378
	379	int wxSlider95::GetValue() const
	380	{
	381	return ::SendMessage(GetHwnd(), TBM_GETPOS, 0, 0);
	382	}
	383
	384	void wxSlider95::SetValue(int value)
	385	{
	386	::SendMessage(GetHwnd(), TBM_SETPOS, (WPARAM)TRUE, (LPARAM)value);
	387
	388	if (m_staticValue)
	389	{
	390	wxString str;
	391	str.Printf(wxT("%d"), value);
	392	::SetWindowText((HWND) m_staticValue, str);
	393	}
	394	}
	395
	396	void wxSlider95::DoGetSize(int width, int height) const
	397	{
	398	GetSize(width, height);
	399	}
	400
	401	void wxSlider95::GetSize(int width, int height) const
	402	{
	403	RECT rect;
	404	rect.left = -1; rect.right = -1; rect.top = -1; rect.bottom = -1;
	405
	406	wxFindMaxSize(GetHWND(), &rect);
	407
	408	if (m_staticMin)
	409	wxFindMaxSize(m_staticMin, &rect);
	410
	411	if (m_staticMax)
	412	wxFindMaxSize(m_staticMax, &rect);
	413
	414	if (m_staticValue)
	415	wxFindMaxSize(m_staticValue, &rect);
	416
	417	*width = rect.right - rect.left;
	418	*height = rect.bottom - rect.top;
	419	}
	420
	421	void wxSlider95::GetPosition(int x, int y) const
	422	{
	423	wxWindow *parent = GetParent();
	424	RECT rect;
	425	rect.left = -1; rect.right = -1; rect.top = -1; rect.bottom = -1;
	426
	427	wxFindMaxSize(GetHWND(), &rect);
	428
	429	if (m_staticMin)
	430	wxFindMaxSize(m_staticMin, &rect);
	431	if (m_staticMax)
	432	wxFindMaxSize(m_staticMax, &rect);
	433	if (m_staticValue)
	434	wxFindMaxSize(m_staticValue, &rect);
	435
	436	// Since we now have the absolute screen coords,
	437	// if there's a parent we must subtract its top left corner
	438	POINT point;
	439	point.x = rect.left;
	440	point.y = rect.top;
	441	if (parent)
	442	::ScreenToClient((HWND) parent->GetHWND(), &point);
	443
	444	// We may be faking the client origin.
	445	// So a window that's really at (0, 30) may appear
	446	// (to wxWin apps) to be at (0, 0).
	447	if (GetParent())
	448	{
	449	wxPoint pt(GetParent()->GetClientAreaOrigin());
	450	point.x -= pt.x;
	451	point.y -= pt.y;
	452	}
	453
	454	*x = point.x;
	455	*y = point.y;
	456	}
	457
	458	// TODO one day, make sense of all this horros and replace it with a readable
	459	// DoGetBestSize()
	460	void wxSlider95::DoSetSize(int x, int y, int width, int height, int sizeFlags)
	461	{
	462	int x1 = x;
	463	int y1 = y;
	464	int w1 = width;
	465	int h1 = height;
	466
	467	int currentX, currentY;
	468	GetPosition(&currentX, &currentY);
	469	if (x == -1 && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
	470	x1 = currentX;
	471	if (y == -1 && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
	472	y1 = currentY;
	473
	474	AdjustForParentClientOrigin(x1, y1, sizeFlags);
	475
	476	wxChar buf[300];
	477
	478	int x_offset = x;
	479	int y_offset = y;
	480
	481	int cx; // slider,min,max sizes
	482	int cy;
	483	int cyf;
	484
	485	wxGetCharSize(GetHWND(), &cx, &cy, & this->GetFont());
	486
	487	if ((m_windowStyle & wxSL_VERTICAL) != wxSL_VERTICAL)
	488	{
	489	if ( m_windowStyle & wxSL_LABELS )
	490	{
	491	int min_len = 0;
	492
	493	::GetWindowText((HWND) m_staticMin, buf, 300);
	494	GetTextExtent(buf, &min_len, &cyf,NULL,NULL, & this->GetFont());
	495
	496	int max_len = 0;
	497
	498	::GetWindowText((HWND) m_staticMax, buf, 300);
	499	GetTextExtent(buf, &max_len, &cyf,NULL,NULL, & this->GetFont());
	500	if (m_staticValue)
	501	{
	502	int new_width = (int)(wxMax(min_len, max_len));
	503	int valueHeight = (int)cyf;
	504	#ifdef __WIN32__
	505	// For some reason, under Win95, the text edit control has
	506	// a lot of space before the first character
	507	new_width += 3*cx;
	508	#endif
	509	// The height needs to be a bit bigger under Win95 if
	510	// using native 3D effects.
	511	valueHeight = (int) (valueHeight * 1.5) ;
	512	::MoveWindow((HWND) m_staticValue, x_offset, y_offset,
	513	new_width, valueHeight, TRUE);
	514	x_offset += new_width + cx;
	515	}
	516
	517	MoveWindow((HWND) m_staticMin, x_offset, y_offset,
	518	(int) min_len, cy, TRUE);
	519	x_offset += (int)(min_len + cx);
	520
	521	// slider_length = (total width available) - (width used so far)
	522	// - (width of max label) - (border)
	523	int slider_length = (int)(w1 - (x_offset-x) - max_len - cx);
	524
	525	int slider_height = h1;
	526	if (slider_height < 0 )
	527	slider_height = 20;
	528
	529	// Slider must have a minimum/default length/height
	530	if (slider_length < 100)
	531	slider_length = 100;
	532
	533	::MoveWindow(GetHwnd(), x_offset, y_offset,
	534	slider_length, slider_height, TRUE);
	535	x_offset += slider_length + cx;
	536
	537	MoveWindow((HWND) m_staticMax, x_offset, y_offset,
	538	(int) max_len, cy, TRUE);
	539	}
	540	else
	541	{
	542	// No labels
	543	// If we're prepared to use the existing size, then...
	544	if
	545	(
	546	width == -1
	547	&& height == -1
	548	&& ((sizeFlags & wxSIZE_AUTO) != wxSIZE_AUTO)
	549	)
	550	{
	551	GetSize(&w1, &h1);
	552	}
	553
	554	if ( w1 < 0 )
	555	w1 = 200;
	556	if ( h1 < 0 )
	557	h1 = 20;
	558
	559	::MoveWindow(GetHwnd(), x1, y1, w1, h1, TRUE);
	560	}
	561	}
	562	else
	563	{
	564	if ( m_windowStyle & wxSL_LABELS )
	565	{
	566	int min_len;
	567	::GetWindowText((HWND) m_staticMin, buf, 300);
	568	GetTextExtent(buf, &min_len, &cyf,NULL,NULL, & this->GetFont());
	569
	570	int max_len;
	571	::GetWindowText((HWND) m_staticMax, buf, 300);
	572	GetTextExtent(buf, &max_len, &cyf,NULL,NULL, & this->GetFont());
	573
	574	if (m_staticValue)
	575	{
	576	int new_width = (int)(wxMax(min_len, max_len));
	577	int valueHeight = (int)cyf;
	578	new_width += cx;
	579
	580	// The height needs to be a bit bigger under Win95 if
	581	// using native 3D effects.
	582	valueHeight = (int) (valueHeight * 1.5) ;
	583
	584	::MoveWindow((HWND) m_staticValue, x_offset, y_offset,
	585	new_width, valueHeight, TRUE);
	586	y_offset += valueHeight;
	587	}
	588
	589	::MoveWindow((HWND) m_staticMin, x_offset, y_offset,
	590	(int) min_len, cy, TRUE);
	591	y_offset += cy;
	592
	593	// slider_length = (total height available) - (height used so far)
	594	// - (height of max label) - (border)
	595	int slider_length = (int)(h1 - (y_offset-y) - cy - cy);
	596
	597	int slider_width = w1;
	598	if (slider_width < 0 )
	599	slider_width = 20;
	600
	601	// Slider must have a minimum/default length
	602	if (slider_length < 100)
	603	slider_length = 100;
	604
	605	::MoveWindow(GetHwnd(), x_offset, y_offset,
	606	slider_width, slider_length, TRUE);
	607	y_offset += slider_length;
	608
	609	::MoveWindow((HWND) m_staticMax, x_offset, y_offset,
	610	(int)max_len, cy, TRUE);
	611	}
	612	else
	613	{
	614	// No labels
	615	// If we're prepared to use the existing size, then...
	616	if
	617	(
	618	width == -1 && height == -1
	619	&& ((sizeFlags & wxSIZE_AUTO) != wxSIZE_AUTO)
	620	)
	621	{
	622	GetSize(&w1, &h1);
	623	}
	624
	625	if ( w1 < 0 )
	626	w1 = 20;
	627	if ( h1 < 0 )
	628	h1 = 200;
	629
	630	::MoveWindow(GetHwnd(), x1, y1, w1, h1, TRUE);
	631	}
	632	}
	633	}
	634
	635	void wxSlider95::SetRange(int minValue, int maxValue)
	636	{
	637	m_rangeMin = minValue;
	638	m_rangeMax = maxValue;
	639
	640	::SendMessage(GetHwnd(), TBM_SETRANGE, TRUE, MAKELONG(minValue, maxValue));
	641
	642	wxChar buf[40];
	643	if ( m_staticMin )
	644	{
	645	wxSprintf(buf, wxT("%d"), m_rangeMin);
	646	::SetWindowText((HWND) m_staticMin, buf);
	647	}
	648
	649	if ( m_staticMax )
	650	{
	651	wxSprintf(buf, wxT("%d"), m_rangeMax);
	652	::SetWindowText((HWND) m_staticMax, buf);
	653	}
	654	}
	655
	656	WXHBRUSH wxSlider95::OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor,
	657	WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
	658	{
	659	#ifndef __WXWINCE__
	660	if ( nCtlColor == CTLCOLOR_SCROLLBAR )
	661	return 0;
	662	#else
	663	if ( nCtlColor != CTLCOLOR_STATIC )
	664	return 0;
	665	#endif
	666	// Otherwise, it's a static
	667	return wxControl::OnCtlColor(pDC, pWnd, nCtlColor, message, wParam, lParam);
	668	}
	669
	670	// For trackbars only
	671	void wxSlider95::SetTickFreq(int n, int pos)
	672	{
	673	m_tickFreq = n;
	674	::SendMessage( GetHwnd(), TBM_SETTICFREQ, (WPARAM) n, (LPARAM) pos );
	675	}
	676
	677	void wxSlider95::SetPageSize(int pageSize)
	678	{
	679	::SendMessage( GetHwnd(), TBM_SETPAGESIZE, (WPARAM) 0, (LPARAM) pageSize );
	680	m_pageSize = pageSize;
	681	}
	682
	683	int wxSlider95::GetPageSize() const
	684	{
	685	return m_pageSize;
	686	}
	687
	688	void wxSlider95::ClearSel()
	689	{
	690	::SendMessage( GetHwnd(), TBM_CLEARSEL, (WPARAM) TRUE, (LPARAM) 0 );
	691	}
	692
	693	void wxSlider95::ClearTicks()
	694	{
	695	::SendMessage( GetHwnd(), TBM_CLEARTICS, (WPARAM) TRUE, (LPARAM) 0 );
	696	}
	697
	698	void wxSlider95::SetLineSize(int lineSize)
	699	{
	700	m_lineSize = lineSize;
	701	::SendMessage( GetHwnd(), TBM_SETLINESIZE, (WPARAM) 0, (LPARAM) lineSize );
	702	}
	703
	704	int wxSlider95::GetLineSize() const
	705	{
	706	return (int) ::SendMessage( GetHwnd(), TBM_GETLINESIZE,
	707	(WPARAM) 0, (LPARAM) 0 );
	708	}
	709
	710	int wxSlider95::GetSelEnd() const
	711	{
	712	return (int) ::SendMessage( GetHwnd(), TBM_SETSELEND,
	713	(WPARAM) 0, (LPARAM) 0 );
	714	}
	715
	716	int wxSlider95::GetSelStart() const
	717	{
	718	return (int) ::SendMessage( GetHwnd(), TBM_GETSELSTART,
	719	(WPARAM) 0, (LPARAM) 0 );
	720	}
	721
	722	void wxSlider95::SetSelection(int minPos, int maxPos)
	723	{
	724	::SendMessage(GetHwnd(), TBM_SETSEL,
	725	(WPARAM) TRUE, (LPARAM) MAKELONG( minPos, maxPos) );
	726	}
	727
	728	void wxSlider95::SetThumbLength(int len)
	729	{
	730	::SendMessage( GetHwnd(), TBM_SETTHUMBLENGTH, (WPARAM) len, (LPARAM) 0 );
	731	}
	732
	733	int wxSlider95::GetThumbLength() const
	734	{
	735	return (int) ::SendMessage( GetHwnd(), TBM_GETTHUMBLENGTH,
	736	(WPARAM) 0, (LPARAM) 0 );
	737	}
	738
	739	void wxSlider95::SetTick(int tickPos)
	740	{
	741	::SendMessage( GetHwnd(), TBM_SETTIC, (WPARAM) 0, (LPARAM) tickPos );
	742	}
	743
	744	bool wxSlider95::ContainsHWND(WXHWND hWnd) const
	745	{
	746	return
	747	(
	748	hWnd == GetStaticMin()
	749	\|\| hWnd == GetStaticMax()
	750	\|\| hWnd == GetEditValue()
	751	);
	752	}
	753
	754	void wxSlider95::Command (wxCommandEvent & event)
	755	{
	756	SetValue (event.GetInt());
	757	ProcessCommand (event);
	758	}
	759
	760	bool wxSlider95::Show(bool show)
	761	{
	762	wxWindow::Show(show);
	763
	764	int cshow;
	765	if (show)
	766	cshow = SW_SHOW;
	767	else
	768	cshow = SW_HIDE;
	769
	770	if(m_staticValue)
	771	ShowWindow((HWND) m_staticValue, (BOOL)cshow);
	772
	773	if(m_staticMin)
	774	ShowWindow((HWND) m_staticMin, (BOOL)cshow);
	775
	776	if(m_staticMax)
	777	ShowWindow((HWND) m_staticMax, (BOOL)cshow);
	778
	779	return TRUE;
	780	}
	781
	782	#endif
	783	// __WIN95__
	784
	785	#endif // wxUSE_SLIDER