src/msw/slider95.cpp

   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 , EMPTY_MACROVALUE , 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& validator,
 125            const wxString& name)
 126 {
 127     // default is no border
 128     if ( (style & wxBORDER_MASK) == wxBORDER_DEFAULT )
 129         style |= wxBORDER_NONE;
 130
 131     if ( !CreateBase(parent, id, pos, size, style, validator, name) )
 132         return false;
 133
 134     if (parent) parent->AddChild(this);
 135
 136     InheritAttributes();
 137
 138     m_staticValue = (WXHWND) NULL;;
 139     m_staticMin = (WXHWND) NULL;;
 140     m_staticMax = (WXHWND) NULL;;
 141     m_pageSize = 1;
 142     m_lineSize = 1;
 143     m_windowStyle = style;
 144     m_tickFreq = 0;
 145
 146     long msStyle = 0;
 147
 148     if ( m_windowStyle & wxSL_LABELS )
 149     {
 150         msStyle |= SS_CENTER;
 151
 152         WXDWORD exStyle = 0;
 153         long valueStyle = m_windowStyle & ~wxBORDER_MASK;
 154         valueStyle |= wxBORDER_SUNKEN;
 155         msStyle |= MSWGetStyle(valueStyle, & exStyle) ;
 156
 157         m_staticValue = (WXHWND) CreateWindowEx
 158             (
 159                 exStyle, wxT("STATIC"), NULL,
 160                 msStyle,
 161                 0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)NewControlId(),
 162                 wxGetInstance(), NULL
 163             );
 164
 165         // Now create min static control
 166         wxString minLabel;
 167         minLabel.Printf(wxT("%d"), minValue);
 168         long wstyle = STATIC_FLAGS;
 169         if ( m_windowStyle & wxCLIP_SIBLINGS )
 170             wstyle |= WS_CLIPSIBLINGS;
 171         m_staticMin = (WXHWND) CreateWindowEx
 172             (
 173                 0, wxT("STATIC"), minLabel,
 174                 wstyle,
 175                 0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)NewControlId(),
 176                 wxGetInstance(), NULL
 177             );
 178     }
 179
 180     WXDWORD exStyle = 0;
 181
 182     msStyle = MSWGetStyle(GetWindowStyle(), & exStyle) ;
 183
 184     wxUnusedVar(msStyle);
 185
 186     if (m_windowStyle & wxSL_VERTICAL)
 187         msStyle = TBS_VERT | WS_CHILD | WS_VISIBLE | WS_TABSTOP ;
 188     else
 189         msStyle = TBS_HORZ | WS_CHILD | WS_VISIBLE | WS_TABSTOP ;
 190
 191     if ( m_windowStyle & wxSL_AUTOTICKS )
 192         msStyle |= TBS_AUTOTICKS ;
 193
 194     if ( m_windowStyle & wxSL_LEFT )
 195         msStyle |= TBS_LEFT;
 196     else if ( m_windowStyle & wxSL_RIGHT )
 197         msStyle |= TBS_RIGHT;
 198     else if ( m_windowStyle & wxSL_TOP )
 199         msStyle |= TBS_TOP;
 200     else if ( m_windowStyle & wxSL_BOTTOM )
 201         msStyle |= TBS_BOTTOM;
 202     else if ( m_windowStyle & wxSL_BOTH )
 203         msStyle |= TBS_BOTH;
 204     else if ( ! (m_windowStyle & wxSL_AUTOTICKS) )
 205         msStyle |= TBS_NOTICKS;
 206
 207     if ( m_windowStyle & wxSL_SELRANGE )
 208         msStyle |= TBS_ENABLESELRANGE;
 209
 210     HWND scroll_bar = CreateWindowEx
 211         (
 212             exStyle, TRACKBAR_CLASS, wxEmptyString,
 213             msStyle,
 214             0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)m_windowId,
 215             wxGetInstance(), NULL
 216         );
 217
 218     m_rangeMax = maxValue;
 219     m_rangeMin = minValue;
 220
 221     m_pageSize = (int)((maxValue-minValue)/10);
 222
 223     ::SendMessage(scroll_bar, TBM_SETRANGE, TRUE, MAKELONG(minValue, maxValue));
 224     ::SendMessage(scroll_bar, TBM_SETPOS, TRUE, (LPARAM)value);
 225     ::SendMessage(scroll_bar, TBM_SETPAGESIZE, 0, (LPARAM)m_pageSize);
 226
 227     m_hWnd = (WXHWND)scroll_bar;
 228
 229     SubclassWin(GetHWND());
 230
 231     ::SetWindowText((HWND) m_hWnd, wxEmptyString);
 232
 233     if ( m_windowStyle & wxSL_LABELS )
 234     {
 235         // Finally, create max value static item
 236         wxString maxLabel;
 237         maxLabel.Printf(wxT("%d"), maxValue);
 238         long wstyle = STATIC_FLAGS;
 239
 240         if ( m_windowStyle & wxCLIP_SIBLINGS )
 241             wstyle |= WS_CLIPSIBLINGS;
 242
 243         m_staticMax = (WXHWND) CreateWindowEx
 244             (
 245                 0, wxT("STATIC"), maxLabel,
 246                 wstyle,
 247                 0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)NewControlId(),
 248                 wxGetInstance(), NULL
 249             );
 250
 251
 252         if (GetFont().Ok())
 253         {
 254             if (GetFont().GetResourceHandle())
 255             {
 256                 if ( m_staticMin )
 257                     ::SendMessage((HWND) m_staticMin, WM_SETFONT,
 258                           (WPARAM) GetFont().GetResourceHandle(), 0L);
 259
 260                 if ( m_staticMax )
 261                     ::SendMessage((HWND) m_staticMax, WM_SETFONT,
 262                         (WPARAM) GetFont().GetResourceHandle(), 0L);
 263
 264                 if (m_staticValue)
 265                     ::SendMessage((HWND) m_staticValue, WM_SETFONT,
 266                         (WPARAM) GetFont().GetResourceHandle(), 0L);
 267             }
 268         }
 269     }
 270
 271     SetSize(pos.x, pos.y, size.x, size.y);
 272     SetValue(value);
 273
 274     // SetInitialBestSize is not called since we don't call MSWCreateControl
 275     // for this control, so call SetBestSize here instead.
 276     SetBestSize(size);
 277
 278     return true;
 279 }
 280
 281 bool wxSlider95::MSWOnScroll(int WXUNUSED(orientation), WXWORD wParam,
 282                              WXWORD WXUNUSED(pos), WXHWND control)
 283 {
 284     wxEventType scrollEvent;
 285     switch ( wParam )
 286     {
 287         case SB_TOP:
 288             scrollEvent = wxEVT_SCROLL_TOP;
 289             break;
 290
 291         case SB_BOTTOM:
 292             scrollEvent = wxEVT_SCROLL_BOTTOM;
 293             break;
 294
 295         case SB_LINEUP:
 296             scrollEvent = wxEVT_SCROLL_LINEUP;
 297             break;
 298
 299         case SB_LINEDOWN:
 300             scrollEvent = wxEVT_SCROLL_LINEDOWN;
 301             break;
 302
 303         case SB_PAGEUP:
 304             scrollEvent = wxEVT_SCROLL_PAGEUP;
 305             break;
 306
 307         case SB_PAGEDOWN:
 308             scrollEvent = wxEVT_SCROLL_PAGEDOWN;
 309             break;
 310
 311         case SB_THUMBTRACK:
 312             scrollEvent = wxEVT_SCROLL_THUMBTRACK;
 313             break;
 314
 315         case SB_THUMBPOSITION:
 316             scrollEvent = wxEVT_SCROLL_THUMBRELEASE;
 317             break;
 318
 319         case SB_ENDSCROLL:
 320             scrollEvent = wxEVT_SCROLL_ENDSCROLL;
 321             break;
 322
 323         default:
 324             // unknown scroll event?
 325             return false;
 326     }
 327
 328     int newPos = (int) ::SendMessage((HWND) control, TBM_GETPOS, 0, 0);
 329     if ( (newPos < GetMin()) || (newPos > GetMax()) )
 330     {
 331         // out of range - but we did process it
 332         return true;
 333     }
 334
 335     SetValue(newPos);
 336
 337     wxScrollEvent event(scrollEvent, m_windowId);
 338     event.SetPosition(newPos);
 339     event.SetEventObject( this );
 340     GetEventHandler()->ProcessEvent(event);
 341
 342     wxCommandEvent cevent( wxEVT_COMMAND_SLIDER_UPDATED, GetId() );
 343     cevent.SetInt( newPos );
 344     cevent.SetEventObject( this );
 345
 346     return GetEventHandler()->ProcessEvent( cevent );
 347 }
 348
 349 wxSlider95::~wxSlider95()
 350 {
 351     if (m_staticMin)
 352     {
 353         ::DestroyWindow((HWND) m_staticMin);
 354         m_staticMin = (WXHWND) NULL;
 355     }
 356
 357     if (m_staticMax)
 358     {
 359         ::DestroyWindow((HWND) m_staticMax);
 360         m_staticMax = (WXHWND) NULL;
 361     }
 362
 363     if (m_staticValue)
 364     {
 365         ::DestroyWindow((HWND) m_staticValue);
 366         m_staticValue = (WXHWND) NULL;
 367     }
 368 }
 369
 370 int wxSlider95::GetValue() const
 371 {
 372     return ::SendMessage(GetHwnd(), TBM_GETPOS, 0, 0);
 373 }
 374
 375 void wxSlider95::SetValue(int value)
 376 {
 377     ::SendMessage(GetHwnd(), TBM_SETPOS, (WPARAM)TRUE, (LPARAM)value);
 378
 379     if (m_staticValue)
 380     {
 381         wxString str;
 382         str.Printf(wxT("%d"), value);
 383         ::SetWindowText((HWND) m_staticValue, str);
 384     }
 385 }
 386
 387 void wxSlider95::DoGetSize(int *width, int *height) const
 388 {
 389     RECT rect;
 390     rect.left = -1; rect.right = -1; rect.top = -1; rect.bottom = -1;
 391
 392     wxFindMaxSize(GetHWND(), &rect);
 393
 394     if (m_staticMin)
 395         wxFindMaxSize(m_staticMin, &rect);
 396
 397     if (m_staticMax)
 398         wxFindMaxSize(m_staticMax, &rect);
 399
 400     if (m_staticValue)
 401         wxFindMaxSize(m_staticValue, &rect);
 402
 403     if ( width )
 404         *width = rect.right - rect.left;
 405     if ( height )
 406         *height = rect.bottom - rect.top;
 407 }
 408
 409 void wxSlider95::GetPosition(int *x, int *y) const
 410 {
 411     wxWindow *parent = GetParent();
 412     RECT rect;
 413     rect.left = -1; rect.right = -1; rect.top = -1; rect.bottom = -1;
 414
 415     wxFindMaxSize(GetHWND(), &rect);
 416
 417     if (m_staticMin)
 418         wxFindMaxSize(m_staticMin, &rect);
 419     if (m_staticMax)
 420         wxFindMaxSize(m_staticMax, &rect);
 421     if (m_staticValue)
 422         wxFindMaxSize(m_staticValue, &rect);
 423
 424     // Since we now have the absolute screen coords,
 425     // if there's a parent we must subtract its top left corner
 426     POINT point;
 427     point.x = rect.left;
 428     point.y = rect.top;
 429     if (parent)
 430         ::ScreenToClient((HWND) parent->GetHWND(), &point);
 431
 432     // We may be faking the client origin.
 433     // So a window that's really at (0, 30) may appear
 434     // (to wxWin apps) to be at (0, 0).
 435     if (GetParent())
 436     {
 437         wxPoint pt(GetParent()->GetClientAreaOrigin());
 438         point.x -= pt.x;
 439         point.y -= pt.y;
 440     }
 441
 442     *x = point.x;
 443     *y = point.y;
 444 }
 445
 446 // TODO one day, make sense of all this horros and replace it with a readable
 447 //      DoGetBestSize()
 448 void wxSlider95::DoSetSize(int x, int y, int width, int height, int sizeFlags)
 449 {
 450     int x1 = x;
 451     int y1 = y;
 452     int w1 = width;
 453     int h1 = height;
 454
 455     int currentX, currentY;
 456     GetPosition(&currentX, &currentY);
 457     if (x == wxDefaultCoord && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
 458        x1 = currentX;
 459     if (y == wxDefaultCoord && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
 460         y1 = currentY;
 461
 462     AdjustForParentClientOrigin(x1, y1, sizeFlags);
 463
 464     wxChar buf[300];
 465
 466     int x_offset = x;
 467     int y_offset = y;
 468
 469     int cx;     // slider,min,max sizes
 470     int cy;
 471     int cyf;
 472
 473     wxGetCharSize(GetHWND(), &cx, &cy, this->GetFont());
 474
 475     if ((m_windowStyle & wxSL_VERTICAL) != wxSL_VERTICAL)
 476     {
 477         if ( m_windowStyle & wxSL_LABELS )
 478         {
 479             int min_len = 0;
 480
 481             ::GetWindowText((HWND) m_staticMin, buf, 300);
 482             GetTextExtent(buf, &min_len, &cyf);
 483
 484             int max_len = 0;
 485
 486             ::GetWindowText((HWND) m_staticMax, buf, 300);
 487             GetTextExtent(buf, &max_len, &cyf);
 488             if (m_staticValue)
 489             {
 490                 int new_width = (int)(wxMax(min_len, max_len));
 491                 int valueHeight = (int)cyf;
 492 #ifdef __WIN32__
 493                 // For some reason, under Win95, the text edit control has
 494                 // a lot of space before the first character
 495                 new_width += 3*cx;
 496 #endif
 497                 // The height needs to be a bit bigger under Win95 if
 498                 // using native 3D effects.
 499                 valueHeight = (int) (valueHeight * 1.5) ;
 500                 ::MoveWindow((HWND) m_staticValue, x_offset, y_offset,
 501                     new_width, valueHeight, TRUE);
 502                 x_offset += new_width + cx;
 503             }
 504
 505             ::MoveWindow((HWND) m_staticMin, x_offset, y_offset,
 506                 (int) min_len, cy, TRUE);
 507             x_offset += (int)(min_len + cx);
 508
 509             // slider_length = (total width available) - (width used so far)
 510             //                   - (width of max label) - (border)
 511             int slider_length = (int)(w1 - (x_offset-x) - max_len - cx);
 512
 513             int slider_height = h1;
 514             if (slider_height < 0 )
 515                 slider_height = 20;
 516
 517             // Slider must have a minimum/default length/height
 518             if (slider_length < 100)
 519                 slider_length = 100;
 520
 521             ::MoveWindow(GetHwnd(), x_offset, y_offset,
 522                 slider_length, slider_height, TRUE);
 523             x_offset += slider_length + cx;
 524
 525             ::MoveWindow((HWND) m_staticMax, x_offset, y_offset,
 526                 (int) max_len, cy, TRUE);
 527         }
 528         else
 529         {
 530             // No labels
 531             // If we're prepared to use the existing size, then...
 532             if
 533             (
 534                 width == wxDefaultCoord
 535                 && height == wxDefaultCoord
 536                 && ((sizeFlags & wxSIZE_AUTO) != wxSIZE_AUTO)
 537             )
 538             {
 539                 GetSize(&w1, &h1);
 540             }
 541
 542             if ( w1 < 0 )
 543                 w1 = 100;
 544             if ( h1 < 0 )
 545                 h1 = 20;
 546
 547             ::MoveWindow(GetHwnd(), x1, y1, w1, h1, TRUE);
 548         }
 549     }
 550     else
 551     {
 552         if ( m_windowStyle & wxSL_LABELS )
 553         {
 554             int min_len;
 555             ::GetWindowText((HWND) m_staticMin, buf, 300);
 556             GetTextExtent(buf, &min_len, &cyf);
 557
 558             int max_len;
 559             ::GetWindowText((HWND) m_staticMax, buf, 300);
 560             GetTextExtent(buf, &max_len, &cyf);
 561
 562             if (m_staticValue)
 563             {
 564                 int new_width = (int)(wxMax(min_len, max_len));
 565                 int valueHeight = (int)cyf;
 566                 new_width += cx;
 567
 568                 // The height needs to be a bit bigger under Win95 if
 569                 // using native 3D effects.
 570                 valueHeight = (int) (valueHeight * 1.5) ;
 571
 572                 ::MoveWindow((HWND) m_staticValue, x_offset, y_offset,
 573                     new_width, valueHeight, TRUE);
 574                 y_offset += valueHeight;
 575             }
 576
 577             ::MoveWindow((HWND) m_staticMin, x_offset, y_offset,
 578                 (int) min_len, cy, TRUE);
 579             y_offset += cy;
 580
 581             //  slider_length = (total height available) - (height used so far)
 582             //                              - (height of max label) - (border)
 583             int slider_length = (int)(h1 - (y_offset-y) - cy - cy);
 584
 585             int slider_width = w1;
 586             if (slider_width < 0 )
 587                 slider_width = 20;
 588
 589             // Slider must have a minimum/default length
 590             if (slider_length < 100)
 591                 slider_length = 100;
 592
 593             ::MoveWindow(GetHwnd(), x_offset, y_offset,
 594                 slider_width, slider_length, TRUE);
 595             y_offset += slider_length;
 596
 597             ::MoveWindow((HWND) m_staticMax, x_offset, y_offset,
 598                 (int)max_len, cy, TRUE);
 599         }
 600         else
 601         {
 602             // No labels
 603             // If we're prepared to use the existing size, then...
 604             if
 605             (
 606                 width == wxDefaultCoord && height == wxDefaultCoord
 607                 && ((sizeFlags & wxSIZE_AUTO) != wxSIZE_AUTO)
 608             )
 609             {
 610                 GetSize(&w1, &h1);
 611             }
 612
 613             if ( w1 < 0 )
 614                 w1 = 20;
 615             if ( h1 < 0 )
 616                 h1 = 100;
 617
 618             ::MoveWindow(GetHwnd(), x1, y1, w1, h1, TRUE);
 619         }
 620     }
 621 }
 622
 623
 624 // A reimplementaion of the mess above changed a bit to just determine the min
 625 // size needed.  It would certainly be nice to refactor this and DoSetSize
 626 // somehow.
 627 wxSize wxSlider95::DoGetBestSize() const
 628 {
 629     wxSize rv;
 630     wxChar buf[300];
 631     int cx;
 632     int cy;
 633     int cyf;
 634     int min_len = 0;
 635     int max_len = 0;
 636
 637     wxGetCharSize(GetHWND(), &cx, &cy, this->GetFont());
 638
 639     if ( !HasFlag(wxSL_VERTICAL))
 640     {
 641         rv = wxSize(100, 20);  // default size for the slider itself
 642
 643         if (HasFlag(wxSL_LABELS))  // do we need to add more for the labels?
 644         {
 645             ::GetWindowText((HWND) m_staticMin, buf, 300);
 646             GetTextExtent(buf, &min_len, &cyf);
 647             rv.x += min_len + cx;
 648
 649             ::GetWindowText((HWND) m_staticMax, buf, 300);
 650             GetTextExtent(buf, &max_len, &cyf);
 651             rv.x += max_len + cx;
 652
 653             if (m_staticValue)
 654             {
 655                 int new_width = (int)(wxMax(min_len, max_len));
 656                 int valueHeight = (int)cyf;
 657
 658 #ifdef __WIN32__
 659                 // For some reason, under Win95, the text edit control has
 660                 // a lot of space before the first character
 661                 new_width += 3*cx;
 662 #endif
 663                 // The height needs to be a bit bigger under Win95 if
 664                 // using native 3D effects.
 665                 valueHeight = (int) (valueHeight * 1.5) ;
 666
 667                 rv.x += new_width + cx;
 668                 rv.y = wxMax(valueHeight, rv.y);
 669             }
 670         }
 671     }
 672     else // ! wxSL_HORIZONTAL
 673     {
 674         rv = wxSize(20, 100);  // default size for the slider itself
 675
 676         if (HasFlag(wxSL_LABELS)) // do we need to add more for the labels?
 677         {
 678             ::GetWindowText((HWND) m_staticMin, buf, 300);
 679             GetTextExtent(buf, &min_len, &cyf);
 680             rv.y += cy;
 681
 682             ::GetWindowText((HWND) m_staticMax, buf, 300);
 683             GetTextExtent(buf, &max_len, &cyf);
 684             rv.y += cy;
 685
 686             if (m_staticValue)
 687             {
 688                 int new_width = (int)(wxMax(min_len, max_len));
 689                 int valueHeight = (int)cyf;
 690                 new_width += cx;
 691
 692                 // The height needs to be a bit bigger under Win95 if
 693                 // using native 3D effects.
 694                 valueHeight = (int) (valueHeight * 1.5) ;
 695                 rv.y += valueHeight;
 696                 rv.x = wxMax(new_width, rv.x);
 697             }
 698         }
 699     }
 700     return rv;
 701 }
 702
 703
 704 void wxSlider95::SetRange(int minValue, int maxValue)
 705 {
 706     m_rangeMin = minValue;
 707     m_rangeMax = maxValue;
 708
 709     ::SendMessage(GetHwnd(), TBM_SETRANGE, TRUE, MAKELONG(minValue, maxValue));
 710
 711     wxChar buf[40];
 712     if ( m_staticMin )
 713     {
 714         wxSprintf(buf, wxT("%d"), m_rangeMin);
 715         ::SetWindowText((HWND) m_staticMin, buf);
 716     }
 717
 718     if ( m_staticMax )
 719     {
 720         wxSprintf(buf, wxT("%d"), m_rangeMax);
 721         ::SetWindowText((HWND) m_staticMax, buf);
 722     }
 723 }
 724
 725 WXHBRUSH wxSlider95::OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor,
 726             WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
 727 {
 728 #ifndef __WXWINCE__
 729     if ( nCtlColor == CTLCOLOR_SCROLLBAR )
 730         return 0;
 731 #else
 732     if ( nCtlColor != CTLCOLOR_STATIC )
 733         return 0;
 734 #endif
 735     // Otherwise, it's a static
 736     return wxControl::OnCtlColor(pDC, pWnd, nCtlColor, message, wParam, lParam);
 737 }
 738
 739 // For trackbars only
 740 void wxSlider95::SetTickFreq(int n, int pos)
 741 {
 742   m_tickFreq = n;
 743   ::SendMessage( GetHwnd(), TBM_SETTICFREQ, (WPARAM) n, (LPARAM) pos );
 744 }
 745
 746 void wxSlider95::SetPageSize(int pageSize)
 747 {
 748   ::SendMessage( GetHwnd(), TBM_SETPAGESIZE, (WPARAM) 0, (LPARAM) pageSize );
 749   m_pageSize = pageSize;
 750 }
 751
 752 int wxSlider95::GetPageSize() const
 753 {
 754   return m_pageSize;
 755 }
 756
 757 void wxSlider95::ClearSel()
 758 {
 759   ::SendMessage( GetHwnd(), TBM_CLEARSEL, (WPARAM) TRUE, (LPARAM) 0 );
 760 }
 761
 762 void wxSlider95::ClearTicks()
 763 {
 764   ::SendMessage( GetHwnd(), TBM_CLEARTICS, (WPARAM) TRUE, (LPARAM) 0 );
 765 }
 766
 767 void wxSlider95::SetLineSize(int lineSize)
 768 {
 769     m_lineSize = lineSize;
 770     ::SendMessage( GetHwnd(), TBM_SETLINESIZE, (WPARAM) 0, (LPARAM) lineSize );
 771 }
 772
 773 int wxSlider95::GetLineSize() const
 774 {
 775     return (int) ::SendMessage( GetHwnd(), TBM_GETLINESIZE,
 776         (WPARAM) 0, (LPARAM) 0 );
 777 }
 778
 779 int wxSlider95::GetSelEnd() const
 780 {
 781     return (int) ::SendMessage( GetHwnd(), TBM_SETSELEND,
 782         (WPARAM) 0, (LPARAM) 0 );
 783 }
 784
 785 int wxSlider95::GetSelStart() const
 786 {
 787     return (int) ::SendMessage( GetHwnd(), TBM_GETSELSTART,
 788         (WPARAM) 0, (LPARAM) 0 );
 789 }
 790
 791 void wxSlider95::SetSelection(int minPos, int maxPos)
 792 {
 793     ::SendMessage(GetHwnd(), TBM_SETSEL,
 794         (WPARAM) TRUE, (LPARAM) MAKELONG( minPos, maxPos) );
 795 }
 796
 797 void wxSlider95::SetThumbLength(int len)
 798 {
 799     ::SendMessage( GetHwnd(), TBM_SETTHUMBLENGTH, (WPARAM) len, (LPARAM) 0 );
 800 }
 801
 802 int wxSlider95::GetThumbLength() const
 803 {
 804   return (int) ::SendMessage( GetHwnd(), TBM_GETTHUMBLENGTH,
 805       (WPARAM) 0, (LPARAM) 0 );
 806 }
 807
 808 void wxSlider95::SetTick(int tickPos)
 809 {
 810   ::SendMessage( GetHwnd(), TBM_SETTIC, (WPARAM) 0, (LPARAM) tickPos );
 811 }
 812
 813 bool wxSlider95::ContainsHWND(WXHWND hWnd) const
 814 {
 815     return
 816     (
 817         hWnd == GetStaticMin()
 818         || hWnd == GetStaticMax()
 819         || hWnd == GetEditValue()
 820     );
 821 }
 822
 823 void wxSlider95::Command (wxCommandEvent & event)
 824 {
 825     SetValue (event.GetInt());
 826     ProcessCommand (event);
 827 }
 828
 829 bool wxSlider95::Show(bool show)
 830 {
 831     wxWindow::Show(show);
 832
 833     int cshow;
 834     if (show)
 835         cshow = SW_SHOW;
 836     else
 837         cshow = SW_HIDE;
 838
 839     if(m_staticValue)
 840         ShowWindow((HWND) m_staticValue, (BOOL)cshow);
 841
 842     if(m_staticMin)
 843         ShowWindow((HWND) m_staticMin, (BOOL)cshow);
 844
 845     if(m_staticMax)
 846         ShowWindow((HWND) m_staticMax, (BOOL)cshow);
 847
 848     return true;
 849 }
 850
 851 #endif
 852   // __WIN95__
 853
 854 #endif // wxUSE_SLIDER