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