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 IMPLEMENT_DYNAMIC_CLASS_XTI(wxSlider95, wxControl,"wx/scrolbar.h")
  42
  43 WX_BEGIN_PROPERTIES_TABLE(wxSlider95)
  44         WX_PROPERTY( Value , int , SetValue, GetValue , 0)
  45         WX_PROPERTY( Minimum , int , SetMin, GetMin, 0 )
  46         WX_PROPERTY( Maximum , int , SetMax, GetMax, 0 )
  47         WX_PROPERTY( PageSize , int , SetPageSize, GetLineSize, 1 )
  48         WX_PROPERTY( LineSize , int , SetLineSize, GetLineSize, 1 )
  49         WX_PROPERTY( ThumbLength , int , SetThumbLength, GetThumbLength, 1 )
  50 WX_END_PROPERTIES_TABLE()
  51
  52 WX_BEGIN_HANDLERS_TABLE(wxSlider95)
  53 WX_END_HANDLERS_TABLE()
  54
  55 WX_CONSTRUCTOR_8( wxSlider95 , wxWindow* , Parent , wxWindowID , Id , int , Value , int , Minimum , int , Maximum , wxPoint , Position , wxSize , Size , long , WindowStyle )
  56 #else
  57 IMPLEMENT_DYNAMIC_CLASS(wxSlider95, wxControl)
  58 #endif
  59
  60 // Slider
  61 wxSlider95::wxSlider95()
  62 {
  63     m_staticValue = (WXHWND) NULL;
  64     m_staticMin = (WXHWND) NULL;
  65     m_staticMax = (WXHWND) NULL;
  66     m_pageSize = 1;
  67     m_lineSize = 1;
  68     m_rangeMax = 0;
  69     m_rangeMin = 0;
  70     m_tickFreq = 0;
  71 }
  72
  73 bool wxSlider95::Create(wxWindow *parent, wxWindowID id,
  74            int value, int minValue, int maxValue,
  75            const wxPoint& pos,
  76            const wxSize& size, long style,
  77            const wxValidator& validator,
  78            const wxString& name)
  79 {
  80     if ( (style & wxBORDER_MASK) == wxBORDER_DEFAULT )
  81         style |= wxBORDER_NONE;
  82
  83     SetName(name);
  84 #if wxUSE_VALIDATORS
  85     SetValidator(validator);
  86 #endif // wxUSE_VALIDATORS
  87
  88     if (parent) parent->AddChild(this);
  89
  90     SetBackgroundColour(parent->GetBackgroundColour()) ;
  91     SetForegroundColour(parent->GetForegroundColour()) ;
  92
  93     m_staticValue = (WXHWND) NULL;;
  94     m_staticMin = (WXHWND) NULL;;
  95     m_staticMax = (WXHWND) NULL;;
  96     m_pageSize = 1;
  97     m_lineSize = 1;
  98     m_windowStyle = style;
  99     m_tickFreq = 0;
 100
 101     if ( id == -1 )
 102         m_windowId = (int)NewControlId();
 103     else
 104         m_windowId = id;
 105
 106     int x = pos.x;
 107     int y = pos.y;
 108     int width = size.x;
 109     int height = size.y;
 110
 111     long msStyle = 0;
 112     long wstyle = 0;
 113
 114     if ( m_windowStyle & wxSL_LABELS )
 115     {
 116         msStyle |= SS_CENTER;
 117
 118         WXDWORD exStyle = 0;
 119         long valueStyle = m_windowStyle & ~wxBORDER_MASK;
 120         valueStyle |= wxBORDER_SUNKEN;
 121         msStyle |= MSWGetStyle(valueStyle, & exStyle) ;
 122
 123         m_staticValue = (WXHWND) CreateWindowEx
 124             (
 125                 exStyle, wxT("STATIC"), NULL,
 126                 msStyle,
 127                 0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)NewControlId(),
 128                 wxGetInstance(), NULL
 129             );
 130
 131         // Now create min static control
 132         wxString minLabel;
 133         minLabel.Printf(wxT("%d"), minValue);
 134         wstyle = STATIC_FLAGS;
 135         if ( m_windowStyle & wxCLIP_SIBLINGS )
 136             msStyle |= WS_CLIPSIBLINGS;
 137         m_staticMin = (WXHWND) CreateWindowEx
 138             (
 139                 0, wxT("STATIC"), minLabel,
 140                 wstyle,
 141                 0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)NewControlId(),
 142                 wxGetInstance(), NULL
 143             );
 144     }
 145
 146     WXDWORD exStyle = 0;
 147
 148     msStyle = MSWGetStyle(GetWindowStyle(), & exStyle) ;
 149
 150     if (m_windowStyle & wxSL_VERTICAL)
 151         msStyle = TBS_VERT | WS_CHILD | WS_VISIBLE | WS_TABSTOP ;
 152     else
 153         msStyle = TBS_HORZ | WS_CHILD | WS_VISIBLE | WS_TABSTOP ;
 154
 155     if ( m_windowStyle & wxSL_AUTOTICKS )
 156         msStyle |= TBS_AUTOTICKS ;
 157
 158     if ( m_windowStyle & wxSL_LEFT )
 159         msStyle |= TBS_LEFT;
 160     else if ( m_windowStyle & wxSL_RIGHT )
 161         msStyle |= TBS_RIGHT;
 162     else if ( m_windowStyle & wxSL_TOP )
 163         msStyle |= TBS_TOP;
 164     else if ( m_windowStyle & wxSL_BOTTOM )
 165         msStyle |= TBS_BOTTOM;
 166     else if ( m_windowStyle & wxSL_BOTH )
 167         msStyle |= TBS_BOTH;
 168     else if ( ! (m_windowStyle & wxSL_AUTOTICKS) )
 169         msStyle |= TBS_NOTICKS;
 170
 171     if ( m_windowStyle & wxSL_SELRANGE )
 172         msStyle |= TBS_ENABLESELRANGE;
 173
 174     HWND scroll_bar = CreateWindowEx
 175         (
 176             exStyle, TRACKBAR_CLASS, wxEmptyString,
 177             msStyle,
 178             0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)m_windowId,
 179             wxGetInstance(), NULL
 180         );
 181
 182     m_rangeMax = maxValue;
 183     m_rangeMin = minValue;
 184
 185     m_pageSize = (int)((maxValue-minValue)/10);
 186
 187     ::SendMessage(scroll_bar, TBM_SETRANGE, TRUE, MAKELONG(minValue, maxValue));
 188     ::SendMessage(scroll_bar, TBM_SETPOS, TRUE, (LPARAM)value);
 189     ::SendMessage(scroll_bar, TBM_SETPAGESIZE, 0, (LPARAM)m_pageSize);
 190
 191     m_hWnd = (WXHWND)scroll_bar;
 192
 193     SubclassWin(GetHWND());
 194
 195     ::SetWindowText((HWND) m_hWnd, wxEmptyString);
 196
 197     SetFont(parent->GetFont());
 198
 199     if ( m_windowStyle & wxSL_LABELS )
 200     {
 201         // Finally, create max value static item
 202         wxString maxLabel;
 203         maxLabel.Printf(wxT("%d"), maxValue);
 204         wstyle = STATIC_FLAGS;
 205
 206         if ( m_windowStyle & wxCLIP_SIBLINGS )
 207             msStyle |= WS_CLIPSIBLINGS;
 208
 209         m_staticMax = (WXHWND) CreateWindowEx
 210             (
 211                 0, wxT("STATIC"), maxLabel,
 212                 wstyle,
 213                 0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)NewControlId(),
 214                 wxGetInstance(), NULL
 215             );
 216
 217
 218         if (GetFont().Ok())
 219         {
 220             if (GetFont().GetResourceHandle())
 221             {
 222                 if ( m_staticMin )
 223                     ::SendMessage((HWND) m_staticMin, WM_SETFONT,
 224                           (WPARAM) GetFont().GetResourceHandle(), 0L);
 225
 226                 if ( m_staticMax )
 227                     ::SendMessage((HWND) m_staticMax, WM_SETFONT,
 228                         (WPARAM) GetFont().GetResourceHandle(), 0L);
 229
 230                 if (m_staticValue)
 231                     ::SendMessage((HWND) m_staticValue, WM_SETFONT,
 232                         (WPARAM) GetFont().GetResourceHandle(), 0L);
 233             }
 234         }
 235     }
 236
 237     SetSize(x, y, width, height);
 238     SetValue(value);
 239
 240     return TRUE;
 241 }
 242
 243 bool wxSlider95::MSWOnScroll(int WXUNUSED(orientation), WXWORD wParam,
 244                              WXWORD WXUNUSED(pos), WXHWND control)
 245 {
 246     wxEventType scrollEvent;
 247     switch ( wParam )
 248     {
 249         case SB_TOP:
 250             scrollEvent = wxEVT_SCROLL_TOP;
 251             break;
 252
 253         case SB_BOTTOM:
 254             scrollEvent = wxEVT_SCROLL_BOTTOM;
 255             break;
 256
 257         case SB_LINEUP:
 258             scrollEvent = wxEVT_SCROLL_LINEUP;
 259             break;
 260
 261         case SB_LINEDOWN:
 262             scrollEvent = wxEVT_SCROLL_LINEDOWN;
 263             break;
 264
 265         case SB_PAGEUP:
 266             scrollEvent = wxEVT_SCROLL_PAGEUP;
 267             break;
 268
 269         case SB_PAGEDOWN:
 270             scrollEvent = wxEVT_SCROLL_PAGEDOWN;
 271             break;
 272
 273         case SB_THUMBTRACK:
 274             scrollEvent = wxEVT_SCROLL_THUMBTRACK;
 275             break;
 276
 277         case SB_THUMBPOSITION:
 278             scrollEvent = wxEVT_SCROLL_THUMBRELEASE;
 279             break;
 280
 281         case SB_ENDSCROLL:
 282             scrollEvent = wxEVT_SCROLL_ENDSCROLL;
 283             break;
 284
 285         default:
 286             // unknown scroll event?
 287             return FALSE;
 288     }
 289
 290     int newPos = (int) ::SendMessage((HWND) control, TBM_GETPOS, 0, 0);
 291     if ( (newPos < GetMin()) || (newPos > GetMax()) )
 292     {
 293         // out of range - but we did process it
 294         return TRUE;
 295     }
 296
 297     SetValue(newPos);
 298
 299     wxScrollEvent event(scrollEvent, m_windowId);
 300     event.SetPosition(newPos);
 301     event.SetEventObject( this );
 302     GetEventHandler()->ProcessEvent(event);
 303
 304     wxCommandEvent cevent( wxEVT_COMMAND_SLIDER_UPDATED, GetId() );
 305     cevent.SetInt( newPos );
 306     cevent.SetEventObject( this );
 307
 308     return GetEventHandler()->ProcessEvent( cevent );
 309 }
 310
 311 wxSlider95::~wxSlider95()
 312 {
 313     if (m_staticMin)
 314     {
 315         ::DestroyWindow((HWND) m_staticMin);
 316         m_staticMin = (WXHWND) NULL;
 317     }
 318
 319     if (m_staticMax)
 320     {
 321         ::DestroyWindow((HWND) m_staticMax);
 322         m_staticMax = (WXHWND) NULL;
 323     }
 324
 325     if (m_staticValue)
 326     {
 327         ::DestroyWindow((HWND) m_staticValue);
 328         m_staticValue = (WXHWND) NULL;
 329     }
 330 }
 331
 332 int wxSlider95::GetValue() const
 333 {
 334     return ::SendMessage(GetHwnd(), TBM_GETPOS, 0, 0);
 335 }
 336
 337 void wxSlider95::SetValue(int value)
 338 {
 339     ::SendMessage(GetHwnd(), TBM_SETPOS, (WPARAM)TRUE, (LPARAM)value);
 340
 341     if (m_staticValue)
 342     {
 343         wxString str;
 344         str.Printf(wxT("%d"), value);
 345         ::SetWindowText((HWND) m_staticValue, str);
 346     }
 347 }
 348
 349 void wxSlider95::DoGetSize(int *width, int *height) const
 350 {
 351     GetSize(width, height);
 352 }
 353
 354 void wxSlider95::GetSize(int *width, int *height) const
 355 {
 356     RECT rect;
 357     rect.left = -1; rect.right = -1; rect.top = -1; rect.bottom = -1;
 358
 359     wxFindMaxSize(GetHWND(), &rect);
 360
 361     if (m_staticMin)
 362         wxFindMaxSize(m_staticMin, &rect);
 363
 364     if (m_staticMax)
 365         wxFindMaxSize(m_staticMax, &rect);
 366
 367     if (m_staticValue)
 368         wxFindMaxSize(m_staticValue, &rect);
 369
 370     *width = rect.right - rect.left;
 371     *height = rect.bottom - rect.top;
 372 }
 373
 374 void wxSlider95::GetPosition(int *x, int *y) const
 375 {
 376     wxWindow *parent = GetParent();
 377     RECT rect;
 378     rect.left = -1; rect.right = -1; rect.top = -1; rect.bottom = -1;
 379
 380     wxFindMaxSize(GetHWND(), &rect);
 381
 382     if (m_staticMin)
 383         wxFindMaxSize(m_staticMin, &rect);
 384     if (m_staticMax)
 385         wxFindMaxSize(m_staticMax, &rect);
 386     if (m_staticValue)
 387         wxFindMaxSize(m_staticValue, &rect);
 388
 389     // Since we now have the absolute screen coords,
 390     // if there's a parent we must subtract its top left corner
 391     POINT point;
 392     point.x = rect.left;
 393     point.y = rect.top;
 394     if (parent)
 395         ::ScreenToClient((HWND) parent->GetHWND(), &point);
 396
 397     // We may be faking the client origin.
 398     // So a window that's really at (0, 30) may appear
 399     // (to wxWin apps) to be at (0, 0).
 400     if (GetParent())
 401     {
 402         wxPoint pt(GetParent()->GetClientAreaOrigin());
 403         point.x -= pt.x;
 404         point.y -= pt.y;
 405     }
 406
 407     *x = point.x;
 408     *y = point.y;
 409 }
 410
 411 // TODO one day, make sense of all this horros and replace it with a readable
 412 //      DoGetBestSize()
 413 void wxSlider95::DoSetSize(int x, int y, int width, int height, int sizeFlags)
 414 {
 415     int x1 = x;
 416     int y1 = y;
 417     int w1 = width;
 418     int h1 = height;
 419
 420     int currentX, currentY;
 421     GetPosition(&currentX, &currentY);
 422     if (x == -1 && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
 423        x1 = currentX;
 424     if (y == -1 && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
 425         y1 = currentY;
 426
 427     AdjustForParentClientOrigin(x1, y1, sizeFlags);
 428
 429     wxChar buf[300];
 430
 431     int x_offset = x;
 432     int y_offset = y;
 433
 434     int cx;     // slider,min,max sizes
 435     int cy;
 436     int cyf;
 437
 438     wxGetCharSize(GetHWND(), &cx, &cy, & this->GetFont());
 439
 440     if ((m_windowStyle & wxSL_VERTICAL) != wxSL_VERTICAL)
 441     {
 442         if ( m_windowStyle & wxSL_LABELS )
 443         {
 444             int min_len = 0;
 445
 446             ::GetWindowText((HWND) m_staticMin, buf, 300);
 447             GetTextExtent(buf, &min_len, &cyf,NULL,NULL, & this->GetFont());
 448
 449             int max_len = 0;
 450
 451             ::GetWindowText((HWND) m_staticMax, buf, 300);
 452             GetTextExtent(buf, &max_len, &cyf,NULL,NULL, & this->GetFont());
 453             if (m_staticValue)
 454             {
 455                 int new_width = (int)(wxMax(min_len, max_len));
 456                 int valueHeight = (int)cyf;
 457 #ifdef __WIN32__
 458                 // For some reason, under Win95, the text edit control has
 459                 // a lot of space before the first character
 460                 new_width += 3*cx;
 461 #endif
 462                 // The height needs to be a bit bigger under Win95 if
 463                 // using native 3D effects.
 464                 valueHeight = (int) (valueHeight * 1.5) ;
 465                 ::MoveWindow((HWND) m_staticValue, x_offset, y_offset,
 466                     new_width, valueHeight, TRUE);
 467                 x_offset += new_width + cx;
 468             }
 469
 470             MoveWindow((HWND) m_staticMin, x_offset, y_offset,
 471                 (int) min_len, cy, TRUE);
 472             x_offset += (int)(min_len + cx);
 473
 474             int slider_length = (int)(w1 - x_offset - max_len - cx);
 475
 476             int slider_height = h1;
 477             if (slider_height < 0 )
 478                 slider_height = 20;
 479
 480             // Slider must have a minimum/default length/height
 481             if (slider_length < 100)
 482                 slider_length = 100;
 483
 484             ::MoveWindow(GetHwnd(), x_offset, y_offset,
 485                 slider_length, slider_height, TRUE);
 486             x_offset += slider_length + cx;
 487
 488             MoveWindow((HWND) m_staticMax, x_offset, y_offset,
 489                 (int) max_len, cy, TRUE);
 490         }
 491         else
 492         {
 493             // No labels
 494             // If we're prepared to use the existing size, then...
 495             if
 496             (
 497                 width == -1
 498                 && height == -1
 499                 && ((sizeFlags & wxSIZE_AUTO) != wxSIZE_AUTO)
 500             )
 501             {
 502                 GetSize(&w1, &h1);
 503             }
 504
 505             if ( w1 < 0 )
 506                 w1 = 200;
 507             if ( h1 < 0 )
 508                 h1 = 20;
 509
 510             ::MoveWindow(GetHwnd(), x1, y1, w1, h1, TRUE);
 511         }
 512     }
 513     else
 514     {
 515         if ( m_windowStyle & wxSL_LABELS )
 516         {
 517             int min_len;
 518             ::GetWindowText((HWND) m_staticMin, buf, 300);
 519             GetTextExtent(buf, &min_len, &cyf,NULL,NULL, & this->GetFont());
 520
 521             int max_len;
 522             ::GetWindowText((HWND) m_staticMax, buf, 300);
 523             GetTextExtent(buf, &max_len, &cyf,NULL,NULL, & this->GetFont());
 524
 525             if (m_staticValue)
 526             {
 527                 int new_width = (int)(wxMax(min_len, max_len));
 528                 int valueHeight = (int)cyf;
 529 /*** Suggested change by George Tasker - remove this block...
 530 #ifdef __WIN32__
 531       // For some reason, under Win95, the text edit control has
 532       // a lot of space before the first character
 533       new_width += 3*cx;
 534 #endif
 535  ... and replace with following line: */
 536                 new_width += cx;
 537
 538                 // The height needs to be a bit bigger under Win95 if
 539                 // using native 3D effects.
 540                 valueHeight = (int) (valueHeight * 1.5) ;
 541
 542                 ::MoveWindow((HWND) m_staticValue, x_offset, y_offset,
 543                     new_width, valueHeight, TRUE);
 544                 y_offset += valueHeight;
 545             }
 546
 547             ::MoveWindow((HWND) m_staticMin, x_offset, y_offset,
 548                 (int) min_len, cy, TRUE);
 549             y_offset += cy;
 550
 551             int slider_length = (int)(h1 - y_offset - cy - cy);
 552
 553             int slider_width = w1;
 554             if (slider_width < 0 )
 555                 slider_width = 20;
 556
 557             // Slider must have a minimum/default length
 558             if (slider_length < 100)
 559                 slider_length = 100;
 560
 561             ::MoveWindow(GetHwnd(), x_offset, y_offset,
 562                 slider_width, slider_length, TRUE);
 563             y_offset += slider_length;
 564
 565             ::MoveWindow((HWND) m_staticMax, x_offset, y_offset,
 566                 (int)max_len, cy, TRUE);
 567         }
 568         else
 569         {
 570             // No labels
 571             // If we're prepared to use the existing size, then...
 572             if
 573             (
 574                 width == -1 && height == -1
 575                 && ((sizeFlags & wxSIZE_AUTO) != wxSIZE_AUTO)
 576             )
 577             {
 578                 GetSize(&w1, &h1);
 579             }
 580
 581             if ( w1 < 0 )
 582                 w1 = 20;
 583             if ( h1 < 0 )
 584                 h1 = 200;
 585
 586             ::MoveWindow(GetHwnd(), x1, y1, w1, h1, TRUE);
 587         }
 588     }
 589 }
 590
 591 void wxSlider95::SetRange(int minValue, int maxValue)
 592 {
 593     m_rangeMin = minValue;
 594     m_rangeMax = maxValue;
 595
 596     ::SendMessage(GetHwnd(), TBM_SETRANGE, TRUE, MAKELONG(minValue, maxValue));
 597
 598     wxChar buf[40];
 599     if ( m_staticMin )
 600     {
 601         wxSprintf(buf, wxT("%d"), m_rangeMin);
 602         ::SetWindowText((HWND) m_staticMin, buf);
 603     }
 604
 605     if ( m_staticMax )
 606     {
 607         wxSprintf(buf, wxT("%d"), m_rangeMax);
 608         ::SetWindowText((HWND) m_staticMax, buf);
 609     }
 610 }
 611
 612 WXHBRUSH wxSlider95::OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor,
 613             WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
 614 {
 615 #ifndef __WXWINCE__
 616     if ( nCtlColor == CTLCOLOR_SCROLLBAR )
 617         return 0;
 618 #else
 619     if ( nCtlColor != CTLCOLOR_STATIC )
 620         return 0;
 621 #endif
 622     // Otherwise, it's a static
 623     return wxControl::OnCtlColor(pDC, pWnd, nCtlColor, message, wParam, lParam);
 624 }
 625
 626 // For trackbars only
 627 void wxSlider95::SetTickFreq(int n, int pos)
 628 {
 629   m_tickFreq = n;
 630   ::SendMessage( GetHwnd(), TBM_SETTICFREQ, (WPARAM) n, (LPARAM) pos );
 631 }
 632
 633 void wxSlider95::SetPageSize(int pageSize)
 634 {
 635   ::SendMessage( GetHwnd(), TBM_SETPAGESIZE, (WPARAM) 0, (LPARAM) pageSize );
 636   m_pageSize = pageSize;
 637 }
 638
 639 int wxSlider95::GetPageSize() const
 640 {
 641   return m_pageSize;
 642 }
 643
 644 void wxSlider95::ClearSel()
 645 {
 646   ::SendMessage( GetHwnd(), TBM_CLEARSEL, (WPARAM) TRUE, (LPARAM) 0 );
 647 }
 648
 649 void wxSlider95::ClearTicks()
 650 {
 651   ::SendMessage( GetHwnd(), TBM_CLEARTICS, (WPARAM) TRUE, (LPARAM) 0 );
 652 }
 653
 654 void wxSlider95::SetLineSize(int lineSize)
 655 {
 656     m_lineSize = lineSize;
 657     ::SendMessage( GetHwnd(), TBM_SETLINESIZE, (WPARAM) 0, (LPARAM) lineSize );
 658 }
 659
 660 int wxSlider95::GetLineSize() const
 661 {
 662     return (int) ::SendMessage( GetHwnd(), TBM_GETLINESIZE,
 663         (WPARAM) 0, (LPARAM) 0 );
 664 }
 665
 666 int wxSlider95::GetSelEnd() const
 667 {
 668     return (int) ::SendMessage( GetHwnd(), TBM_SETSELEND,
 669         (WPARAM) 0, (LPARAM) 0 );
 670 }
 671
 672 int wxSlider95::GetSelStart() const
 673 {
 674     return (int) ::SendMessage( GetHwnd(), TBM_GETSELSTART,
 675         (WPARAM) 0, (LPARAM) 0 );
 676 }
 677
 678 void wxSlider95::SetSelection(int minPos, int maxPos)
 679 {
 680     ::SendMessage(GetHwnd(), TBM_SETSEL,
 681         (WPARAM) TRUE, (LPARAM) MAKELONG( minPos, maxPos) );
 682 }
 683
 684 void wxSlider95::SetThumbLength(int len)
 685 {
 686     ::SendMessage( GetHwnd(), TBM_SETTHUMBLENGTH, (WPARAM) len, (LPARAM) 0 );
 687 }
 688
 689 int wxSlider95::GetThumbLength() const
 690 {
 691   return (int) ::SendMessage( GetHwnd(), TBM_GETTHUMBLENGTH,
 692       (WPARAM) 0, (LPARAM) 0 );
 693 }
 694
 695 void wxSlider95::SetTick(int tickPos)
 696 {
 697   ::SendMessage( GetHwnd(), TBM_SETTIC, (WPARAM) 0, (LPARAM) tickPos );
 698 }
 699
 700 bool wxSlider95::ContainsHWND(WXHWND hWnd) const
 701 {
 702     return
 703     (
 704         hWnd == GetStaticMin()
 705         || hWnd == GetStaticMax()
 706         || hWnd == GetEditValue()
 707     );
 708 }
 709
 710 void wxSlider95::Command (wxCommandEvent & event)
 711 {
 712     SetValue (event.GetInt());
 713     ProcessCommand (event);
 714 }
 715
 716 bool wxSlider95::Show(bool show)
 717 {
 718     wxWindow::Show(show);
 719
 720     int cshow;
 721     if (show)
 722         cshow = SW_SHOW;
 723     else
 724         cshow = SW_HIDE;
 725
 726     if(m_staticValue)
 727         ShowWindow((HWND) m_staticValue, (BOOL)cshow);
 728
 729     if(m_staticMin)
 730         ShowWindow((HWND) m_staticMin, (BOOL)cshow);
 731
 732     if(m_staticMax)
 733         ShowWindow((HWND) m_staticMax, (BOOL)cshow);
 734
 735     return TRUE;
 736 }
 737
 738 #endif
 739   // __WIN95__
 740
 741 #endif // wxUSE_SLIDER