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 and Markus Holzem
// Licence:     wxWindows license
/////////////////////////////////////////////////////////////////////////////

#ifdef __GNUG__
#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"
#endif

#ifdef __WIN95__

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

#if defined(__WIN95__) && !((defined(__GNUWIN32_OLD__) || defined(__TWIN32__)) && !defined(__CYGWIN10__))
    #include <commctrl.h>
#endif

IMPLEMENT_DYNAMIC_CLASS(wxSlider95, wxControl)

// Slider
wxSlider95::wxSlider95()
{
  m_staticValue = 0;
  m_staticMin = 0;
  m_staticMax = 0;
  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& validator,
           const wxString& name)
{
  SetName(name);
#if wxUSE_VALIDATORS
  SetValidator(validator);
#endif // wxUSE_VALIDATORS

  if (parent) parent->AddChild(this);
  SetBackgroundColour(parent->GetBackgroundColour()) ;
  SetForegroundColour(parent->GetForegroundColour()) ;

  m_staticValue = 0;
  m_staticMin = 0;
  m_staticMax = 0;
  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 & wxCLIP_SIBLINGS )
    msStyle |= WS_CLIPSIBLINGS;

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

      bool want3D;
      WXDWORD exStyle = Determine3DEffects(WS_EX_CLIENTEDGE, &want3D) ;

      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
      wxSprintf(wxBuffer, wxT("%d"), minValue);
      wstyle = STATIC_FLAGS;
      if ( m_windowStyle & wxCLIP_SIBLINGS )
        msStyle |= WS_CLIPSIBLINGS;
      m_staticMin = (WXHWND) CreateWindowEx(0, wxT("STATIC"), wxBuffer,
                             wstyle,
                             0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)NewControlId(),
                             wxGetInstance(), NULL);
  }

  msStyle = 0;

  if ( m_windowStyle & wxCLIP_SIBLINGS )
    msStyle |= WS_CLIPSIBLINGS;

  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(MakeExtendedStyle(m_windowStyle), TRACKBAR_CLASS, wxBuffer,
                         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, wxT(""));

  SetFont(parent->GetFont());

  if ( m_windowStyle & wxSL_LABELS )
  {
      // Finally, create max value static item
      wxSprintf(wxBuffer, wxT("%d"), maxValue);
      wstyle = STATIC_FLAGS;
      if ( m_windowStyle & wxCLIP_SIBLINGS )
        msStyle |= WS_CLIPSIBLINGS;
      m_staticMax = (WXHWND) CreateWindowEx(0, wxT("STATIC"), wxBuffer,
                             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 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:
        case SB_THUMBPOSITION:
            scrollEvent = wxEVT_SCROLL_THUMBTRACK;
            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);
    if (m_staticMax)
      DestroyWindow((HWND) m_staticMax);
    if (m_staticValue)
      DestroyWindow((HWND) m_staticValue);
}

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)
  {
    wxSprintf(wxBuffer, wxT("%d"), value);
    SetWindowText((HWND) m_staticValue, wxBuffer);
  }
}

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);

    int slider_length = (int)(w1 - x_offset - 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;
/*** Suggested change by George Tasker - remove this block...
#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
 ... and replace with following line: */
      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;

    int slider_length = (int)(h1 - y_offset - 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)
{
  if ( nCtlColor == CTLCOLOR_SCROLLBAR )
    return 0;

  // 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 and Markus Holzem
	9	// Licence: wxWindows license
	10	/////////////////////////////////////////////////////////////////////////////
	11
	12	#ifdef __GNUG__
	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	#endif
	29
	30	#ifdef __WIN95__
	31
	32	#include "wx/msw/slider95.h"
	33	#include "wx/msw/private.h"
	34
	35	#if defined(__WIN95__) && !((defined(__GNUWIN32_OLD__) \|\| defined(__TWIN32__)) && !defined(__CYGWIN10__))
	36	#include <commctrl.h>
	37	#endif
	38
	39	IMPLEMENT_DYNAMIC_CLASS(wxSlider95, wxControl)
	40
	41	// Slider
	42	wxSlider95::wxSlider95()
	43	{
	44	m_staticValue = 0;
	45	m_staticMin = 0;
	46	m_staticMax = 0;
	47	m_pageSize = 1;
	48	m_lineSize = 1;
	49	m_rangeMax = 0;
	50	m_rangeMin = 0;
	51	m_tickFreq = 0;
	52	}
	53
	54	bool wxSlider95::Create(wxWindow *parent, wxWindowID id,
	55	int value, int minValue, int maxValue,
	56	const wxPoint& pos,
	57	const wxSize& size, long style,
	58	const wxValidator& validator,
	59	const wxString& name)
	60	{
	61	SetName(name);
	62	#if wxUSE_VALIDATORS
	63	SetValidator(validator);
	64	#endif // wxUSE_VALIDATORS
	65
	66	if (parent) parent->AddChild(this);
	67	SetBackgroundColour(parent->GetBackgroundColour()) ;
	68	SetForegroundColour(parent->GetForegroundColour()) ;
	69
	70	m_staticValue = 0;
	71	m_staticMin = 0;
	72	m_staticMax = 0;
	73	m_pageSize = 1;
	74	m_lineSize = 1;
	75	m_windowStyle = style;
	76	m_tickFreq = 0;
	77
	78	if ( id == -1 )
	79	m_windowId = (int)NewControlId();
	80	else
	81	m_windowId = id;
	82
	83	int x = pos.x;
	84	int y = pos.y;
	85	int width = size.x;
	86	int height = size.y;
	87
	88	long msStyle=0 ;
	89	long wstyle=0 ;
	90
	91	if ( m_windowStyle & wxCLIP_SIBLINGS )
	92	msStyle \|= WS_CLIPSIBLINGS;
	93
	94	if ( m_windowStyle & wxSL_LABELS )
	95	{
	96	msStyle \|= WS_CHILD \| WS_VISIBLE \| WS_BORDER \| SS_CENTER;
	97
	98	bool want3D;
	99	WXDWORD exStyle = Determine3DEffects(WS_EX_CLIENTEDGE, &want3D) ;
	100
	101	m_staticValue = (WXHWND) CreateWindowEx(exStyle, wxT("STATIC"), NULL,
	102	msStyle,
	103	0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)NewControlId(),
	104	wxGetInstance(), NULL);
	105
	106	// Now create min static control
	107	wxSprintf(wxBuffer, wxT("%d"), minValue);
	108	wstyle = STATIC_FLAGS;
	109	if ( m_windowStyle & wxCLIP_SIBLINGS )
	110	msStyle \|= WS_CLIPSIBLINGS;
	111	m_staticMin = (WXHWND) CreateWindowEx(0, wxT("STATIC"), wxBuffer,
	112	wstyle,
	113	0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)NewControlId(),
	114	wxGetInstance(), NULL);
	115	}
	116
	117	msStyle = 0;
	118
	119	if ( m_windowStyle & wxCLIP_SIBLINGS )
	120	msStyle \|= WS_CLIPSIBLINGS;
	121
	122	if (m_windowStyle & wxSL_VERTICAL)
	123	msStyle = TBS_VERT \| WS_CHILD \| WS_VISIBLE \| WS_TABSTOP ;
	124	else
	125	msStyle = TBS_HORZ \| WS_CHILD \| WS_VISIBLE \| WS_TABSTOP ;
	126
	127	if ( m_windowStyle & wxSL_AUTOTICKS )
	128	msStyle \|= TBS_AUTOTICKS ;
	129
	130	if ( m_windowStyle & wxSL_LEFT )
	131	msStyle \|= TBS_LEFT;
	132	else if ( m_windowStyle & wxSL_RIGHT )
	133	msStyle \|= TBS_RIGHT;
	134	else if ( m_windowStyle & wxSL_TOP )
	135	msStyle \|= TBS_TOP;
	136	else if ( m_windowStyle & wxSL_BOTTOM )
	137	msStyle \|= TBS_BOTTOM;
	138	else if ( m_windowStyle & wxSL_BOTH )
	139	msStyle \|= TBS_BOTH;
	140	else if ( ! (m_windowStyle & wxSL_AUTOTICKS) )
	141	msStyle \|= TBS_NOTICKS;
	142
	143	if ( m_windowStyle & wxSL_SELRANGE )
	144	msStyle \|= TBS_ENABLESELRANGE ;
	145
	146	HWND scroll_bar = CreateWindowEx(MakeExtendedStyle(m_windowStyle), TRACKBAR_CLASS, wxBuffer,
	147	msStyle,
	148	0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)m_windowId,
	149	wxGetInstance(), NULL);
	150
	151	m_rangeMax = maxValue;
	152	m_rangeMin = minValue;
	153
	154	m_pageSize = (int)((maxValue-minValue)/10);
	155
	156	::SendMessage(scroll_bar, TBM_SETRANGE, TRUE, MAKELONG(minValue, maxValue));
	157	::SendMessage(scroll_bar, TBM_SETPOS, TRUE, (LPARAM)value);
	158	::SendMessage(scroll_bar, TBM_SETPAGESIZE, 0, (LPARAM)m_pageSize);
	159
	160	m_hWnd = (WXHWND)scroll_bar;
	161
	162	SubclassWin(GetHWND());
	163
	164	SetWindowText((HWND) m_hWnd, wxT(""));
	165
	166	SetFont(parent->GetFont());
	167
	168	if ( m_windowStyle & wxSL_LABELS )
	169	{
	170	// Finally, create max value static item
	171	wxSprintf(wxBuffer, wxT("%d"), maxValue);
	172	wstyle = STATIC_FLAGS;
	173	if ( m_windowStyle & wxCLIP_SIBLINGS )
	174	msStyle \|= WS_CLIPSIBLINGS;
	175	m_staticMax = (WXHWND) CreateWindowEx(0, wxT("STATIC"), wxBuffer,
	176	wstyle,
	177	0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)NewControlId(),
	178	wxGetInstance(), NULL);
	179
	180
	181	if (GetFont().Ok())
	182	{
	183	if (GetFont().GetResourceHandle())
	184	{
	185	if ( m_staticMin )
	186	SendMessage((HWND)m_staticMin,WM_SETFONT,
	187	(WPARAM)GetFont().GetResourceHandle(),0L);
	188	if ( m_staticMax )
	189	SendMessage((HWND)m_staticMax,WM_SETFONT,
	190	(WPARAM)GetFont().GetResourceHandle(),0L);
	191	if (m_staticValue)
	192	SendMessage((HWND)m_staticValue,WM_SETFONT,
	193	(WPARAM)GetFont().GetResourceHandle(),0L);
	194	}
	195	}
	196	}
	197
	198	SetSize(x, y, width, height);
	199	SetValue(value);
	200
	201	return TRUE;
	202	}
	203
	204	bool wxSlider95::MSWOnScroll(int WXUNUSED(orientation), WXWORD wParam,
	205	WXWORD pos, WXHWND control)
	206	{
	207	wxEventType scrollEvent;
	208	switch ( wParam )
	209	{
	210	case SB_TOP:
	211	scrollEvent = wxEVT_SCROLL_TOP;
	212	break;
	213
	214	case SB_BOTTOM:
	215	scrollEvent = wxEVT_SCROLL_BOTTOM;
	216	break;
	217
	218	case SB_LINEUP:
	219	scrollEvent = wxEVT_SCROLL_LINEUP;
	220	break;
	221
	222	case SB_LINEDOWN:
	223	scrollEvent = wxEVT_SCROLL_LINEDOWN;
	224	break;
	225
	226	case SB_PAGEUP:
	227	scrollEvent = wxEVT_SCROLL_PAGEUP;
	228	break;
	229
	230	case SB_PAGEDOWN:
	231	scrollEvent = wxEVT_SCROLL_PAGEDOWN;
	232	break;
	233
	234	case SB_THUMBTRACK:
	235	case SB_THUMBPOSITION:
	236	scrollEvent = wxEVT_SCROLL_THUMBTRACK;
	237	break;
	238
	239	default:
	240	// unknown scroll event?
	241	return FALSE;
	242	}
	243
	244	int newPos = (int)::SendMessage((HWND) control, TBM_GETPOS, 0, 0);
	245	if ( (newPos < GetMin()) \|\| (newPos > GetMax()) )
	246	{
	247	// out of range - but we did process it
	248	return TRUE;
	249	}
	250
	251	SetValue(newPos);
	252
	253	wxScrollEvent event(scrollEvent, m_windowId);
	254	event.SetPosition(newPos);
	255	event.SetEventObject( this );
	256	GetEventHandler()->ProcessEvent(event);
	257
	258	wxCommandEvent cevent( wxEVT_COMMAND_SLIDER_UPDATED, GetId() );
	259	cevent.SetInt( newPos );
	260	cevent.SetEventObject( this );
	261
	262	return GetEventHandler()->ProcessEvent( cevent );
	263	}
	264
	265	wxSlider95::~wxSlider95()
	266	{
	267	if (m_staticMin)
	268	DestroyWindow((HWND) m_staticMin);
	269	if (m_staticMax)
	270	DestroyWindow((HWND) m_staticMax);
	271	if (m_staticValue)
	272	DestroyWindow((HWND) m_staticValue);
	273	}
	274
	275	int wxSlider95::GetValue() const
	276	{
	277	return ::SendMessage(GetHwnd(), TBM_GETPOS, 0, 0);
	278	}
	279
	280	void wxSlider95::SetValue(int value)
	281	{
	282	::SendMessage(GetHwnd(), TBM_SETPOS, (WPARAM)TRUE, (LPARAM)value);
	283	if (m_staticValue)
	284	{
	285	wxSprintf(wxBuffer, wxT("%d"), value);
	286	SetWindowText((HWND) m_staticValue, wxBuffer);
	287	}
	288	}
	289
	290	void wxSlider95::GetSize(int width, int height) const
	291	{
	292	RECT rect;
	293	rect.left = -1; rect.right = -1; rect.top = -1; rect.bottom = -1;
	294
	295	wxFindMaxSize(GetHWND(), &rect);
	296
	297	if (m_staticMin)
	298	wxFindMaxSize(m_staticMin, &rect);
	299	if (m_staticMax)
	300	wxFindMaxSize(m_staticMax, &rect);
	301	if (m_staticValue)
	302	wxFindMaxSize(m_staticValue, &rect);
	303
	304	*width = rect.right - rect.left;
	305	*height = rect.bottom - rect.top;
	306	}
	307
	308	void wxSlider95::GetPosition(int x, int y) const
	309	{
	310	wxWindow *parent = GetParent();
	311	RECT rect;
	312	rect.left = -1; rect.right = -1; rect.top = -1; rect.bottom = -1;
	313
	314	wxFindMaxSize(GetHWND(), &rect);
	315
	316	if (m_staticMin)
	317	wxFindMaxSize(m_staticMin, &rect);
	318	if (m_staticMax)
	319	wxFindMaxSize(m_staticMax, &rect);
	320	if (m_staticValue)
	321	wxFindMaxSize(m_staticValue, &rect);
	322
	323	// Since we now have the absolute screen coords,
	324	// if there's a parent we must subtract its top left corner
	325	POINT point;
	326	point.x = rect.left;
	327	point.y = rect.top;
	328	if (parent)
	329	::ScreenToClient((HWND) parent->GetHWND(), &point);
	330
	331	// We may be faking the client origin.
	332	// So a window that's really at (0, 30) may appear
	333	// (to wxWin apps) to be at (0, 0).
	334	if (GetParent())
	335	{
	336	wxPoint pt(GetParent()->GetClientAreaOrigin());
	337	point.x -= pt.x;
	338	point.y -= pt.y;
	339	}
	340	*x = point.x;
	341	*y = point.y;
	342	}
	343
	344	// TODO one day, make sense of all this horros and replace it with a readable
	345	// DoGetBestSize()
	346	void wxSlider95::DoSetSize(int x, int y, int width, int height, int sizeFlags)
	347	{
	348	int x1 = x;
	349	int y1 = y;
	350	int w1 = width;
	351	int h1 = height;
	352
	353	int currentX, currentY;
	354	GetPosition(&currentX, &currentY);
	355	if (x == -1 && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
	356	x1 = currentX;
	357	if (y == -1 && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
	358	y1 = currentY;
	359
	360	AdjustForParentClientOrigin(x1, y1, sizeFlags);
	361
	362	wxChar buf[300];
	363
	364	int x_offset = x;
	365	int y_offset = y;
	366
	367	int cx; // slider,min,max sizes
	368	int cy;
	369	int cyf;
	370
	371	wxGetCharSize(GetHWND(), &cx, &cy, & this->GetFont());
	372
	373	if ((m_windowStyle & wxSL_VERTICAL) != wxSL_VERTICAL)
	374	{
	375	if ( m_windowStyle & wxSL_LABELS )
	376	{
	377	int min_len = 0;
	378
	379	GetWindowText((HWND) m_staticMin, buf, 300);
	380	GetTextExtent(buf, &min_len, &cyf,NULL,NULL, & this->GetFont());
	381
	382	int max_len = 0;
	383
	384	GetWindowText((HWND) m_staticMax, buf, 300);
	385	GetTextExtent(buf, &max_len, &cyf,NULL,NULL, & this->GetFont());
	386	if (m_staticValue)
	387	{
	388	int new_width = (int)(wxMax(min_len, max_len));
	389	int valueHeight = (int)cyf;
	390	#ifdef __WIN32__
	391	// For some reason, under Win95, the text edit control has
	392	// a lot of space before the first character
	393	new_width += 3*cx;
	394	#endif
	395	// The height needs to be a bit bigger under Win95 if using native
	396	// 3D effects.
	397	valueHeight = (int) (valueHeight * 1.5) ;
	398	MoveWindow((HWND) m_staticValue, x_offset, y_offset, new_width, valueHeight, TRUE);
	399	x_offset += new_width + cx;
	400	}
	401
	402	MoveWindow((HWND) m_staticMin, x_offset, y_offset, (int)min_len, cy, TRUE);
	403	x_offset += (int)(min_len + cx);
	404
	405	int slider_length = (int)(w1 - x_offset - max_len - cx);
	406
	407	int slider_height = h1;
	408	if (slider_height < 0 )
	409	slider_height = 20;
	410
	411	// Slider must have a minimum/default length/height
	412	if (slider_length < 100)
	413	slider_length = 100;
	414
	415	MoveWindow(GetHwnd(), x_offset, y_offset, slider_length, slider_height, TRUE);
	416	x_offset += slider_length + cx;
	417
	418	MoveWindow((HWND) m_staticMax, x_offset, y_offset, (int)max_len, cy, TRUE);
	419	}
	420	else
	421	{
	422	// No labels
	423	// If we're prepared to use the existing size, then...
	424	if (width == -1 && height == -1 && ((sizeFlags & wxSIZE_AUTO) != wxSIZE_AUTO))
	425	{
	426	GetSize(&w1, &h1);
	427	}
	428	if ( w1 < 0 )
	429	w1 = 200;
	430	if ( h1 < 0 )
	431	h1 = 20;
	432	MoveWindow(GetHwnd(), x1, y1, w1, h1, TRUE);
	433	}
	434	}
	435	else
	436	{
	437	if ( m_windowStyle & wxSL_LABELS )
	438	{
	439	int min_len;
	440	GetWindowText((HWND) m_staticMin, buf, 300);
	441	GetTextExtent(buf, &min_len, &cyf,NULL,NULL, & this->GetFont());
	442
	443	int max_len;
	444	GetWindowText((HWND) m_staticMax, buf, 300);
	445	GetTextExtent(buf, &max_len, &cyf,NULL,NULL, & this->GetFont());
	446
	447	if (m_staticValue)
	448	{
	449	int new_width = (int)(wxMax(min_len, max_len));
	450	int valueHeight = (int)cyf;
	451	/*** Suggested change by George Tasker - remove this block...
	452	#ifdef __WIN32__
	453	// For some reason, under Win95, the text edit control has
	454	// a lot of space before the first character
	455	new_width += 3*cx;
	456	#endif
	457	... and replace with following line: */
	458	new_width += cx;
	459
	460	// The height needs to be a bit bigger under Win95 if using native
	461	// 3D effects.
	462	valueHeight = (int) (valueHeight * 1.5) ;
	463
	464	MoveWindow((HWND) m_staticValue, x_offset, y_offset, new_width, valueHeight, TRUE);
	465	y_offset += valueHeight;
	466	}
	467
	468	MoveWindow((HWND) m_staticMin, x_offset, y_offset, (int)min_len, cy, TRUE);
	469	y_offset += cy;
	470
	471	int slider_length = (int)(h1 - y_offset - cy - cy);
	472
	473	int slider_width = w1;
	474	if (slider_width < 0 )
	475	slider_width = 20;
	476
	477	// Slider must have a minimum/default length
	478	if (slider_length < 100)
	479	slider_length = 100;
	480
	481	MoveWindow(GetHwnd(), x_offset, y_offset, slider_width, slider_length, TRUE);
	482	y_offset += slider_length;
	483
	484	MoveWindow((HWND) m_staticMax, x_offset, y_offset, (int)max_len, cy, TRUE);
	485	}
	486	else
	487	{
	488	// No labels
	489	// If we're prepared to use the existing size, then...
	490	if (width == -1 && height == -1 && ((sizeFlags & wxSIZE_AUTO) != wxSIZE_AUTO))
	491	{
	492	GetSize(&w1, &h1);
	493	}
	494	if ( w1 < 0 )
	495	w1 = 20;
	496	if ( h1 < 0 )
	497	h1 = 200;
	498	MoveWindow(GetHwnd(), x1, y1, w1, h1, TRUE);
	499	}
	500	}
	501	}
	502
	503	void wxSlider95::SetRange(int minValue, int maxValue)
	504	{
	505	m_rangeMin = minValue;
	506	m_rangeMax = maxValue;
	507
	508	::SendMessage(GetHwnd(), TBM_SETRANGE, TRUE, MAKELONG(minValue, maxValue));
	509
	510	wxChar buf[40];
	511	if ( m_staticMin )
	512	{
	513	wxSprintf(buf, wxT("%d"), m_rangeMin);
	514	SetWindowText((HWND) m_staticMin, buf);
	515	}
	516
	517	if ( m_staticMax )
	518	{
	519	wxSprintf(buf, wxT("%d"), m_rangeMax);
	520	SetWindowText((HWND) m_staticMax, buf);
	521	}
	522	}
	523
	524	WXHBRUSH wxSlider95::OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor,
	525	WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
	526	{
	527	if ( nCtlColor == CTLCOLOR_SCROLLBAR )
	528	return 0;
	529
	530	// Otherwise, it's a static
	531	return wxControl::OnCtlColor(pDC, pWnd, nCtlColor, message, wParam, lParam);
	532	}
	533
	534	// For trackbars only
	535	void wxSlider95::SetTickFreq(int n, int pos)
	536	{
	537	m_tickFreq = n;
	538	::SendMessage( GetHwnd(), TBM_SETTICFREQ, (WPARAM) n, (LPARAM) pos );
	539	}
	540
	541	void wxSlider95::SetPageSize(int pageSize)
	542	{
	543	::SendMessage( GetHwnd(), TBM_SETPAGESIZE, (WPARAM) 0, (LPARAM) pageSize );
	544	m_pageSize = pageSize;
	545	}
	546
	547	int wxSlider95::GetPageSize() const
	548	{
	549	return m_pageSize;
	550	}
	551
	552	void wxSlider95::ClearSel()
	553	{
	554	::SendMessage( GetHwnd(), TBM_CLEARSEL, (WPARAM) TRUE, (LPARAM) 0 );
	555	}
	556
	557	void wxSlider95::ClearTicks()
	558	{
	559	::SendMessage( GetHwnd(), TBM_CLEARTICS, (WPARAM) TRUE, (LPARAM) 0 );
	560	}
	561
	562	void wxSlider95::SetLineSize(int lineSize)
	563	{
	564	m_lineSize = lineSize;
	565	::SendMessage( GetHwnd(), TBM_SETLINESIZE, (WPARAM) 0, (LPARAM) lineSize );
	566	}
	567
	568	int wxSlider95::GetLineSize() const
	569	{
	570	return (int) ::SendMessage( GetHwnd(), TBM_GETLINESIZE, (WPARAM) 0, (LPARAM) 0 );
	571	}
	572
	573	int wxSlider95::GetSelEnd() const
	574	{
	575	return (int) ::SendMessage( GetHwnd(), TBM_SETSELEND, (WPARAM) 0, (LPARAM) 0 );
	576	}
	577
	578	int wxSlider95::GetSelStart() const
	579	{
	580	return (int) ::SendMessage( GetHwnd(), TBM_GETSELSTART, (WPARAM) 0, (LPARAM) 0 );
	581	}
	582
	583	void wxSlider95::SetSelection(int minPos, int maxPos)
	584	{
	585	::SendMessage( GetHwnd(), TBM_SETSEL, (WPARAM) TRUE, (LPARAM) MAKELONG( minPos, maxPos) );
	586	}
	587
	588	void wxSlider95::SetThumbLength(int len)
	589	{
	590	::SendMessage( GetHwnd(), TBM_SETTHUMBLENGTH, (WPARAM) len, (LPARAM) 0 );
	591	}
	592
	593	int wxSlider95::GetThumbLength() const
	594	{
	595	return (int) ::SendMessage( GetHwnd(), TBM_GETTHUMBLENGTH, (WPARAM) 0, (LPARAM) 0 );
	596	}
	597
	598	void wxSlider95::SetTick(int tickPos)
	599	{
	600	::SendMessage( GetHwnd(), TBM_SETTIC, (WPARAM) 0, (LPARAM) tickPos );
	601	}
	602
	603	bool wxSlider95::ContainsHWND(WXHWND hWnd) const
	604	{
	605	return ( hWnd == GetStaticMin() \|\| hWnd == GetStaticMax() \|\| hWnd == GetEditValue() );
	606	}
	607
	608	void wxSlider95::Command (wxCommandEvent & event)
	609	{
	610	SetValue (event.GetInt());
	611	ProcessCommand (event);
	612	}
	613
	614	bool wxSlider95::Show(bool show)
	615	{
	616	wxWindow::Show(show);
	617
	618	int cshow;
	619	if (show)
	620	cshow = SW_SHOW;
	621	else
	622	cshow = SW_HIDE;
	623
	624	if(m_staticValue)
	625	ShowWindow((HWND) m_staticValue, (BOOL)cshow);
	626	if(m_staticMin)
	627	ShowWindow((HWND) m_staticMin, (BOOL)cshow);
	628	if(m_staticMax)
	629	ShowWindow((HWND) m_staticMax, (BOOL)cshow);
	630	return TRUE;
	631	}
	632
	633	#endif
	634	// __WIN95__
	635
	636	#endif // wxUSE_SLIDER