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 , , 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