src/gtk/window.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        window.cpp
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Created:     01/02/97
   6 // Id:
   7 // Copyright:   (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "window.h"
  14 #endif
  15
  16 #include "wx/defs.h"
  17 #include "wx/window.h"
  18 #include "wx/dc.h"
  19 #include "wx/frame.h"
  20 #include "wx/app.h"
  21 #include "wx/layout.h"
  22 #include "wx/utils.h"
  23 #include "wx/dialog.h"
  24 #include "wx/msgdlg.h"
  25 #include "wx/dcclient.h"
  26 #include "wx/dnd.h"
  27 #include "wx/mdi.h"
  28 #include "wx/menu.h"
  29 #include "wx/notebook.h"
  30 #include "wx/statusbr.h"
  31 #include <wx/intl.h>
  32 //#include "wx/treectrl.h"
  33 #include "gdk/gdkkeysyms.h"
  34 #include <math.h>
  35 #include "wx/gtk/win_gtk.h"
  36 #include "gdk/gdkprivate.h"
  37
  38 //-----------------------------------------------------------------------------
  39 // data
  40 //-----------------------------------------------------------------------------
  41
  42 extern wxList wxPendingDelete;
  43 extern wxList wxTopLevelWindows;
  44 extern bool   g_blockEventsOnDrag;
  45
  46 //-----------------------------------------------------------------------------
  47 // GTK callbacks for wxWindows event system
  48 //-----------------------------------------------------------------------------
  49
  50 //-----------------------------------------------------------------------------
  51 // expose (of m_wxwindow, not of m_widget)
  52
  53 void gtk_window_expose_callback( GtkWidget *WXUNUSED(widget), GdkEventExpose *gdk_event, wxWindow *win )
  54 {
  55   if (!win->HasVMT()) return;
  56   if (g_blockEventsOnDrag) return;
  57
  58 /*
  59  if (IS_KIND_OF(win,wxStatusBar))
  60  {
  61     printf( "OnExpose from " );
  62   if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
  63     printf( win->GetClassInfo()->GetClassName() );
  64   printf( ".\n" );
  65
  66   printf( "x: %d \n", gdk_event->area.x );
  67   printf( "y: %d \n", gdk_event->area.y );
  68   printf( "w: %d \n", gdk_event->area.width );
  69   printf( "h: %d \n", gdk_event->area.height );
  70 }
  71 */
  72
  73   win->m_updateRegion.Union( gdk_event->area.x,
  74                              gdk_event->area.y,
  75            gdk_event->area.width,
  76            gdk_event->area.height );
  77
  78   if (gdk_event->count > 0) return;
  79
  80   wxPaintEvent event( win->GetId() );
  81   event.SetEventObject( win );
  82   win->ProcessEvent( event );
  83
  84   win->m_updateRegion.Clear();
  85 }
  86
  87 //-----------------------------------------------------------------------------
  88 // draw (of m_wxwindow, not of m_widget)
  89
  90 void gtk_window_draw_callback( GtkWidget *WXUNUSED(widget), GdkRectangle *rect, wxWindow *win )
  91 {
  92   if (!win->HasVMT()) return;
  93   if (g_blockEventsOnDrag) return;
  94
  95 /*
  96  if (IS_KIND_OF(win,wxStatusBar))
  97  {
  98   printf( "OnDraw from " );
  99   if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
 100     printf( win->GetClassInfo()->GetClassName() );
 101   printf( ".\n" );
 102
 103   printf( "x: %d \n", rect->x );
 104   printf( "y: %d \n", rect->y );
 105   printf( "w: %d \n", rect->width );
 106   printf( "h: %d \n", rect->height );
 107 }
 108 */
 109
 110   win->m_updateRegion.Union( rect->x, rect->y, rect->width, rect->height );
 111
 112   wxPaintEvent event( win->GetId() );
 113   event.SetEventObject( win );
 114   win->ProcessEvent( event );
 115
 116   win->m_updateRegion.Clear();
 117 }
 118
 119 //-----------------------------------------------------------------------------
 120 // size
 121 //      I don't any longer intercept GTK's internal resize events, except
 122 //      for frames and from within MDI and tabbed windows (client area
 123 //      size determined internally by GTK, not wxWin).
 124
 125 /*
 126 void gtk_window_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* alloc, wxWindow *win )
 127 {
 128   if (!win->HasVMT()) return;
 129   if (g_blockEventsOnDrag) return;
 130
 131   return;
 132
 133   if ((win->m_x == alloc->x) &&
 134       (win->m_y == alloc->y) &&
 135       (win->m_width == alloc->width) &&
 136       (win->m_height == alloc->height))
 137   {
 138     return;
 139   }
 140
 141   printf( "OnResize from " );
 142   if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
 143     printf( win->GetClassInfo()->GetClassName() );
 144   printf( " .\n" );
 145
 146   printf( "  Old: X: %d  Y: %d ", win->m_x, win->m_y );
 147   printf( "  W: %d  H: %d ", win->m_width, win->m_height );
 148   printf( " .\n" );
 149
 150   printf( "  New: X: %d  Y: %d ", alloc->x, alloc->y );
 151   printf( "  W: %d  H: %d ", alloc->width, alloc->height );
 152   printf( " .\n" );
 153
 154   wxSizeEvent event( wxSize( alloc->width, alloc->height), win->GetId() );
 155   event.SetEventObject( win );
 156   win->ProcessEvent( event );
 157 }
 158 */
 159
 160 //-----------------------------------------------------------------------------
 161 // key_press
 162
 163 gint gtk_window_key_press_callback( GtkWidget *WXUNUSED(widget), GdkEventKey *gdk_event, wxWindow *win )
 164 {
 165   if (!win->HasVMT()) return FALSE;
 166   if (g_blockEventsOnDrag) return FALSE;
 167
 168 /*
 169   printf( "OnKeyPress from " );
 170   if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
 171     printf( win->GetClassInfo()->GetClassName() );
 172   printf( ".\n" );
 173 */
 174
 175   long key_code = 0;
 176   switch (gdk_event->keyval)
 177   {
 178     case GDK_BackSpace:   key_code = WXK_BACK;       break;
 179     case GDK_Tab:         key_code = WXK_TAB;       break;
 180     case GDK_Linefeed:    key_code = WXK_RETURN;    break;
 181     case GDK_Clear:    key_code = WXK_CLEAR;     break;
 182     case GDK_Return:    key_code = WXK_RETURN;    break;
 183     case GDK_Pause:    key_code = WXK_PAUSE;     break;
 184     case GDK_Scroll_Lock: key_code = WXK_SCROLL;   break;
 185     case GDK_Escape:    key_code = WXK_ESCAPE;    break;
 186     case GDK_Delete:    key_code = WXK_DELETE;    break;
 187     case GDK_Home:     key_code = WXK_HOME;      break;
 188     case GDK_Left:    key_code = WXK_LEFT;      break;
 189     case GDK_Up:    key_code = WXK_UP;        break;
 190     case GDK_Right:    key_code = WXK_RIGHT;     break;
 191     case GDK_Down:    key_code = WXK_DOWN;      break;
 192     case GDK_Prior:    key_code = WXK_PRIOR;     break;
 193 //  case GDK_Page_Up:    key_code = WXK_PAGEUP;    break;
 194     case GDK_Next:    key_code = WXK_NEXT;      break;
 195 //  case GDK_Page_Down:   key_code = WXK_PAGEDOWN;   break;
 196     case GDK_End:    key_code = WXK_END;       break;
 197     case GDK_Begin:    key_code = WXK_HOME;      break;
 198     case GDK_Select:    key_code = WXK_SELECT;    break;
 199     case GDK_Print:    key_code = WXK_PRINT;     break;
 200     case GDK_Execute:    key_code = WXK_EXECUTE;   break;
 201     case GDK_Insert:    key_code = WXK_INSERT;    break;
 202     case GDK_Num_Lock:    key_code = WXK_NUMLOCK;   break;
 203     case GDK_KP_Tab:    key_code = WXK_TAB;       break;
 204     case GDK_KP_Enter:    key_code = WXK_RETURN;    break;
 205     case GDK_KP_Home:    key_code = WXK_HOME;      break;
 206     case GDK_KP_Left:    key_code = WXK_LEFT;      break;
 207     case GDK_KP_Up:    key_code = WXK_UP;        break;
 208     case GDK_KP_Right:     key_code = WXK_RIGHT;     break;
 209     case GDK_KP_Down:    key_code = WXK_DOWN;      break;
 210     case GDK_KP_Prior:    key_code = WXK_PRIOR;     break;
 211 //  case GDK_KP_Page_Up:  key_code = WXK_PAGEUP;   break;
 212     case GDK_KP_Next:    key_code = WXK_NEXT;      break;
 213 //  case GDK_KP_Page_Down: key_code = WXK_PAGEDOWN;   break;
 214     case GDK_KP_End:    key_code = WXK_END;       break;
 215     case GDK_KP_Begin:    key_code = WXK_HOME;      break;
 216     case GDK_KP_Insert:    key_code = WXK_INSERT;    break;
 217     case GDK_KP_Delete:    key_code = WXK_DELETE;    break;
 218     case GDK_KP_Multiply: key_code = WXK_MULTIPLY;   break;
 219     case GDK_KP_Add:    key_code = WXK_ADD;       break;
 220     case GDK_KP_Separator: key_code = WXK_SEPARATOR;   break;
 221     case GDK_KP_Subtract: key_code = WXK_SUBTRACT;   break;
 222     case GDK_KP_Decimal:  key_code = WXK_DECIMAL;   break;
 223     case GDK_KP_Divide:    key_code = WXK_DIVIDE;    break;
 224     case GDK_KP_0:    key_code = WXK_NUMPAD0;   break;
 225     case GDK_KP_1:    key_code = WXK_NUMPAD1;   break;
 226     case GDK_KP_2:    key_code = WXK_NUMPAD2;   break;
 227     case GDK_KP_3:    key_code = WXK_NUMPAD3;   break;
 228     case GDK_KP_4:    key_code = WXK_NUMPAD4;   break;
 229     case GDK_KP_5:    key_code = WXK_NUMPAD5;   break;
 230     case GDK_KP_6:    key_code = WXK_NUMPAD6;   break;
 231     case GDK_KP_7:    key_code = WXK_NUMPAD7;   break;
 232     case GDK_KP_8:    key_code = WXK_NUMPAD7;   break;
 233     case GDK_KP_9:    key_code = WXK_NUMPAD9;   break;
 234     case GDK_F1:    key_code = WXK_F1;    break;
 235     case GDK_F2:    key_code = WXK_F2;    break;
 236     case GDK_F3:    key_code = WXK_F3;    break;
 237     case GDK_F4:    key_code = WXK_F4;    break;
 238     case GDK_F5:    key_code = WXK_F5;    break;
 239     case GDK_F6:    key_code = WXK_F6;    break;
 240     case GDK_F7:    key_code = WXK_F7;    break;
 241     case GDK_F8:    key_code = WXK_F8;    break;
 242     case GDK_F9:    key_code = WXK_F9;    break;
 243     case GDK_F10:    key_code = WXK_F10;    break;
 244     case GDK_F11:    key_code = WXK_F11;    break;
 245     case GDK_F12:    key_code = WXK_F12;    break;
 246     default:
 247     {
 248       if ((gdk_event->keyval >= 0x20) && (gdk_event->keyval <= 0xFF))
 249         key_code = gdk_event->keyval;
 250     }
 251   }
 252
 253   if (!key_code) return FALSE;
 254
 255   wxKeyEvent event( wxEVT_CHAR );
 256   event.m_shiftDown = (gdk_event->state & GDK_SHIFT_MASK);
 257   event.m_controlDown = (gdk_event->state & GDK_CONTROL_MASK);
 258   event.m_altDown = (gdk_event->state & GDK_MOD1_MASK);
 259   event.m_metaDown = (gdk_event->state & GDK_MOD2_MASK);
 260   event.m_keyCode = key_code;
 261   event.m_x = 0;
 262   event.m_y = 0;
 263   event.SetEventObject( win );
 264
 265   bool ret = win->ProcessEvent( event );
 266 /*
 267   if (ret) printf( "found.\n") ;
 268 */
 269   return ret;
 270 }
 271
 272 //-----------------------------------------------------------------------------
 273 // button_press
 274
 275 gint gtk_window_button_press_callback( GtkWidget *widget, GdkEventButton *gdk_event, wxWindow *win )
 276 {
 277   if (widget->window != gdk_event->window) return TRUE;
 278   if (g_blockEventsOnDrag) return TRUE;
 279
 280   if (win->m_wxwindow)
 281   {
 282     if (GTK_WIDGET_CAN_FOCUS(win->m_wxwindow) && !GTK_WIDGET_HAS_FOCUS (win->m_wxwindow) )
 283     {
 284       gtk_widget_grab_focus (win->m_wxwindow);
 285
 286 /*
 287       printf( "GrabFocus from " );
 288       if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
 289         printf( win->GetClassInfo()->GetClassName() );
 290       printf( ".\n" );
 291 */
 292
 293     }
 294   }
 295
 296   if (!win->HasVMT()) return TRUE;
 297
 298 /*
 299   printf( "OnButtonPress from " );
 300   if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
 301     printf( win->GetClassInfo()->GetClassName() );
 302   printf( ".\n" );
 303 */
 304
 305   wxEventType event_type = wxEVT_LEFT_DOWN;
 306
 307   if (gdk_event->button == 1)
 308   {
 309     switch (gdk_event->type)
 310     {
 311       case GDK_BUTTON_PRESS: event_type = wxEVT_LEFT_DOWN; break;
 312       case GDK_2BUTTON_PRESS: event_type = wxEVT_LEFT_DCLICK; break;
 313       default:  break;
 314     }
 315   }
 316   else if (gdk_event->button == 2)
 317   {
 318     switch (gdk_event->type)
 319     {
 320       case GDK_BUTTON_PRESS: event_type = wxEVT_MIDDLE_DOWN; break;
 321       case GDK_2BUTTON_PRESS: event_type = wxEVT_MIDDLE_DCLICK; break;
 322       default:  break;
 323     }
 324   }
 325   else if (gdk_event->button == 3)
 326   {
 327     switch (gdk_event->type)
 328     {
 329       case GDK_BUTTON_PRESS: event_type = wxEVT_RIGHT_DOWN; break;
 330       case GDK_2BUTTON_PRESS: event_type = wxEVT_RIGHT_DCLICK; break;
 331       default:  break;
 332     }
 333   }
 334
 335   wxMouseEvent event( event_type );
 336   event.m_shiftDown = (gdk_event->state & GDK_SHIFT_MASK);
 337   event.m_controlDown = (gdk_event->state & GDK_CONTROL_MASK);
 338   event.m_altDown = (gdk_event->state & GDK_MOD1_MASK);
 339   event.m_metaDown = (gdk_event->state & GDK_MOD2_MASK);
 340   event.m_leftDown = (gdk_event->state & GDK_BUTTON1_MASK);
 341   event.m_middleDown = (gdk_event->state & GDK_BUTTON2_MASK);
 342   event.m_rightDown = (gdk_event->state & GDK_BUTTON3_MASK);
 343
 344   event.m_x = (long)gdk_event->x;
 345   event.m_y = (long)gdk_event->y;
 346   event.SetEventObject( win );
 347
 348   win->ProcessEvent( event );
 349
 350   return TRUE;
 351 }
 352
 353 //-----------------------------------------------------------------------------
 354 // button_release
 355
 356 gint gtk_window_button_release_callback( GtkWidget *widget, GdkEventButton *gdk_event, wxWindow *win )
 357 {
 358   if (widget->window != gdk_event->window) return TRUE;
 359
 360   if (g_blockEventsOnDrag) return TRUE;
 361
 362   if (!win->HasVMT()) return TRUE;
 363
 364 /*
 365   printf( "OnButtonRelease from " );
 366   if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
 367     printf( win->GetClassInfo()->GetClassName() );
 368   printf( ".\n" );
 369 */
 370
 371   wxEventType event_type = wxEVT_NULL;
 372
 373   switch (gdk_event->button)
 374   {
 375     case 1: event_type = wxEVT_LEFT_UP; break;
 376     case 2: event_type = wxEVT_MIDDLE_UP; break;
 377     case 3: event_type = wxEVT_RIGHT_UP; break;
 378   }
 379
 380   wxMouseEvent event( event_type );
 381   event.m_shiftDown = (gdk_event->state & GDK_SHIFT_MASK);
 382   event.m_controlDown = (gdk_event->state & GDK_CONTROL_MASK);
 383   event.m_altDown = (gdk_event->state & GDK_MOD1_MASK);
 384   event.m_metaDown = (gdk_event->state & GDK_MOD2_MASK);
 385   event.m_leftDown = (gdk_event->state & GDK_BUTTON1_MASK);
 386   event.m_middleDown = (gdk_event->state & GDK_BUTTON2_MASK);
 387   event.m_rightDown = (gdk_event->state & GDK_BUTTON3_MASK);
 388   event.m_x = (long)gdk_event->x;
 389   event.m_y = (long)gdk_event->y;
 390   event.SetEventObject( win );
 391
 392   win->ProcessEvent( event );
 393
 394   return TRUE;
 395 }
 396
 397 //-----------------------------------------------------------------------------
 398 // motion_notify
 399
 400 gint gtk_window_motion_notify_callback( GtkWidget *widget, GdkEventMotion *gdk_event, wxWindow *win )
 401 {
 402   if (widget->window != gdk_event->window) return TRUE;
 403
 404   if (g_blockEventsOnDrag) return TRUE;
 405
 406   if (!win->HasVMT()) return TRUE;
 407
 408 /*
 409   printf( "OnMotion from " );
 410   if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
 411     printf( win->GetClassInfo()->GetClassName() );
 412   printf( ".\n" );
 413 */
 414
 415   wxMouseEvent event( wxEVT_MOTION );
 416   event.m_shiftDown = (gdk_event->state & GDK_SHIFT_MASK);
 417   event.m_controlDown = (gdk_event->state & GDK_CONTROL_MASK);
 418   event.m_altDown = (gdk_event->state & GDK_MOD1_MASK);
 419   event.m_metaDown = (gdk_event->state & GDK_MOD2_MASK);
 420   event.m_leftDown = (gdk_event->state & GDK_BUTTON1_MASK);
 421   event.m_middleDown = (gdk_event->state & GDK_BUTTON2_MASK);
 422   event.m_rightDown = (gdk_event->state & GDK_BUTTON3_MASK);
 423
 424   event.m_x = (long)gdk_event->x;
 425   event.m_y = (long)gdk_event->y;
 426   event.SetEventObject( win );
 427
 428   win->ProcessEvent( event );
 429
 430   return TRUE;
 431 }
 432
 433 //-----------------------------------------------------------------------------
 434 // focus_in
 435
 436 gint gtk_window_focus_in_callback( GtkWidget *WXUNUSED(widget), GdkEvent *WXUNUSED(event), wxWindow *win )
 437 {
 438   if (g_blockEventsOnDrag) return TRUE;
 439   if (win->m_wxwindow)
 440   {
 441     if (GTK_WIDGET_CAN_FOCUS(win->m_wxwindow))
 442     {
 443       GTK_WIDGET_SET_FLAGS (win->m_wxwindow, GTK_HAS_FOCUS);
 444 /*
 445       printf( "SetFocus flag from " );
 446       if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
 447         printf( win->GetClassInfo()->GetClassName() );
 448       printf( ".\n" );
 449 */
 450     }
 451   }
 452
 453   if (!win->HasVMT()) return TRUE;
 454
 455 /*
 456   printf( "OnSetFocus from " );
 457   if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
 458     printf( win->GetClassInfo()->GetClassName() );
 459   printf( "   " );
 460   printf( WXSTRINGCAST win->GetLabel() );
 461   printf( ".\n" );
 462 */
 463
 464   wxFocusEvent event( wxEVT_SET_FOCUS, win->GetId() );
 465   event.SetEventObject( win );
 466   win->ProcessEvent( event );
 467
 468   return TRUE;
 469 }
 470
 471 //-----------------------------------------------------------------------------
 472 // focus out
 473
 474 gint gtk_window_focus_out_callback( GtkWidget *WXUNUSED(widget), GdkEvent *WXUNUSED(event), wxWindow *win )
 475 {
 476   if (g_blockEventsOnDrag) return TRUE;
 477   if (win->m_wxwindow)
 478   {
 479     if (GTK_WIDGET_CAN_FOCUS(win->m_wxwindow))
 480       GTK_WIDGET_UNSET_FLAGS (win->m_wxwindow, GTK_HAS_FOCUS);
 481   }
 482
 483   if (!win->HasVMT()) return TRUE;
 484
 485 /*
 486   printf( "OnKillFocus from " );
 487   if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
 488     printf( win->GetClassInfo()->GetClassName() );
 489   printf( ".\n" );
 490 */
 491
 492   wxFocusEvent event( wxEVT_KILL_FOCUS, win->GetId() );
 493   event.SetEventObject( win );
 494   win->ProcessEvent( event );
 495
 496   return TRUE;
 497 }
 498
 499 //-----------------------------------------------------------------------------
 500 // vertical scroll
 501
 502 void gtk_window_vscroll_callback( GtkWidget *WXUNUSED(widget), wxWindow *win )
 503 {
 504   if (g_blockEventsOnDrag) return;
 505
 506 /*
 507   printf( "OnVScroll from " );
 508   if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
 509     printf( win->GetClassInfo()->GetClassName() );
 510   printf( ".\n" );
 511 */
 512
 513   if (!win->HasVMT()) return;
 514
 515   float diff = win->m_vAdjust->value - win->m_oldVerticalPos;
 516   if (fabs(diff) < 0.2) return;
 517
 518 /*
 519   int i = (int)(win->m_oldVerticalPos+0.5);
 520   printf( "Old value: %d.\n", i );
 521   i = (int)(win->m_vAdjust->value+0.5);
 522   printf( "Sending new value: %d.\n", i );
 523 */
 524
 525   wxEventType command = wxEVT_NULL;
 526
 527   float line_step = win->m_vAdjust->step_increment;
 528   float page_step = win->m_vAdjust->page_increment;
 529
 530   if (fabs(diff-line_step) < 0.2) command = wxEVT_SCROLL_LINEDOWN;
 531   else if (fabs(diff+line_step) < 0.2) command = wxEVT_SCROLL_LINEUP;
 532   else if (fabs(diff-page_step) < 0.2) command = wxEVT_SCROLL_PAGEDOWN;
 533   else if (fabs(diff+page_step) < 0.2) command = wxEVT_SCROLL_PAGEUP;
 534   else command = wxEVT_SCROLL_THUMBTRACK;
 535
 536   int value = (int)(win->m_vAdjust->value+0.5);
 537
 538   wxScrollEvent event( command, win->GetId(), value, wxVERTICAL );
 539   event.SetEventObject( win );
 540   win->ProcessEvent( event );
 541 }
 542
 543 //-----------------------------------------------------------------------------
 544 // horizontal scroll
 545
 546 void gtk_window_hscroll_callback( GtkWidget *WXUNUSED(widget), wxWindow *win )
 547 {
 548   if (g_blockEventsOnDrag) return;
 549
 550 /*
 551   printf( "OnHScroll from " );
 552   if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
 553     printf( win->GetClassInfo()->GetClassName() );
 554   printf( ".\n" );
 555 */
 556
 557   if (!win->HasVMT()) return;
 558
 559   float diff = win->m_hAdjust->value - win->m_oldHorizontalPos;
 560   if (fabs(diff) < 0.2) return;
 561
 562 /*
 563   int i = (int)(win->m_oldHorizontalPos+0.5);
 564   printf( "Old value: %d.\n", i );
 565   i = (int)(win->m_hAdjust->value+0.5);
 566   printf( "Sending new value: %d.\n", i );
 567 */
 568
 569   wxEventType command = wxEVT_NULL;
 570
 571   float line_step = win->m_hAdjust->step_increment;
 572   float page_step = win->m_hAdjust->page_increment;
 573
 574   if (fabs(diff-line_step) < 0.2) command = wxEVT_SCROLL_LINEDOWN;
 575   else if (fabs(diff+line_step) < 0.2) command = wxEVT_SCROLL_LINEUP;
 576   else if (fabs(diff-page_step) < 0.2) command = wxEVT_SCROLL_PAGEDOWN;
 577   else if (fabs(diff+page_step) < 0.2) command = wxEVT_SCROLL_PAGEUP;
 578   else command = wxEVT_SCROLL_THUMBTRACK;
 579
 580   int value = (int)(win->m_hAdjust->value+0.5);
 581
 582   wxScrollEvent event( command, win->GetId(), value, wxHORIZONTAL );
 583   event.SetEventObject( win );
 584   win->ProcessEvent( event );
 585 }
 586
 587 //-----------------------------------------------------------------------------
 588 // vertical scroll change
 589
 590 void gtk_window_vscroll_change_callback( GtkWidget *WXUNUSED(widget), wxWindow *win )
 591 {
 592   if (g_blockEventsOnDrag) return;
 593
 594 /*
 595   printf( "OnVScroll change from " );
 596   if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
 597     printf( win->GetClassInfo()->GetClassName() );
 598   printf( ".\n" );
 599 */
 600
 601   if (!win->HasVMT()) return;
 602
 603   wxEventType command = wxEVT_SCROLL_THUMBTRACK;
 604   int value = (int)(win->m_vAdjust->value+0.5);
 605
 606   wxScrollEvent event( command, win->GetId(), value, wxVERTICAL );
 607   event.SetEventObject( win );
 608   win->ProcessEvent( event );
 609 }
 610
 611 //-----------------------------------------------------------------------------
 612 // horizontal scroll change
 613
 614 void gtk_window_hscroll_change_callback( GtkWidget *WXUNUSED(widget), wxWindow *win )
 615 {
 616   if (g_blockEventsOnDrag) return;
 617
 618 /*
 619   printf( "OnHScroll change from " );
 620   if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
 621     printf( win->GetClassInfo()->GetClassName() );
 622   printf( ".\n" );
 623 */
 624
 625   if (!win->HasVMT()) return;
 626
 627   wxEventType command = wxEVT_SCROLL_THUMBTRACK;
 628   int value = (int)(win->m_hAdjust->value+0.5);
 629
 630   wxScrollEvent event( command, win->GetId(), value, wxHORIZONTAL );
 631   event.SetEventObject( win );
 632   win->ProcessEvent( event );
 633 }
 634
 635 //-----------------------------------------------------------------------------
 636 // drop
 637
 638 void gtk_window_drop_callback( GtkWidget *widget, GdkEvent *event, wxWindow *win )
 639 {
 640   if (!win->HasVMT()) return;
 641
 642   if (win->GetDropTarget())
 643   {
 644     int x = 0;
 645     int y = 0;
 646     gdk_window_get_pointer( widget->window, &x, &y, NULL );
 647     win->GetDropTarget()->Drop( event, x, y );
 648   }
 649
 650 /*
 651   g_free (event->dropdataavailable.data);
 652   g_free (event->dropdataavailable.data_type);
 653 */
 654 }
 655
 656 //-----------------------------------------------------------------------------
 657 // destroy
 658
 659 bool gtk_window_destroy_callback( GtkWidget *WXUNUSED(widget), GdkEvent *WXUNUSED(event), wxWindow *win )
 660 {
 661   printf( "OnDestroy from " );
 662   if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
 663     printf( win->GetClassInfo()->GetClassName() );
 664   printf( ".\n" );
 665   printf( "Goodbye.\n" );
 666   printf( "     Robert Roebling.\n" );
 667
 668   return FALSE;
 669 }
 670
 671 //-----------------------------------------------------------------------------
 672 // enter
 673
 674 bool gtk_window_enter_callback( GtkWidget *widget, GdkEventCrossing *gdk_event, wxWindow *win )
 675 {
 676   if (widget->window != gdk_event->window) return TRUE;
 677   if (g_blockEventsOnDrag) return TRUE;
 678   if (!win->HasVMT()) return TRUE;
 679
 680   if (widget->window)
 681     gdk_window_set_cursor( widget->window, win->m_cursor->GetCursor() );
 682
 683   wxMouseEvent event( wxEVT_ENTER_WINDOW );
 684   event.SetEventObject( win );
 685   return win->ProcessEvent( event );
 686 }
 687
 688 //-----------------------------------------------------------------------------
 689 // leave
 690
 691 bool gtk_window_leave_callback( GtkWidget *widget, GdkEventCrossing *gdk_event, wxWindow *win )
 692 {
 693   if (widget->window != gdk_event->window) return TRUE;
 694   if (!win->HasVMT()) return TRUE;
 695   if (g_blockEventsOnDrag) return TRUE;
 696
 697   if (widget->window)
 698     gdk_window_set_cursor( widget->window, wxSTANDARD_CURSOR->GetCursor() );
 699
 700   wxMouseEvent event( wxEVT_LEAVE_WINDOW );
 701   event.SetEventObject( win );
 702   return win->ProcessEvent( event );
 703 }
 704
 705 //-----------------------------------------------------------------------------
 706 // wxWindow implementation
 707 //-----------------------------------------------------------------------------
 708
 709 IMPLEMENT_DYNAMIC_CLASS(wxWindow,wxEvtHandler)
 710
 711 BEGIN_EVENT_TABLE(wxWindow, wxEvtHandler)
 712   EVT_SIZE(wxWindow::OnSize)
 713   EVT_SYS_COLOUR_CHANGED(wxWindow::OnSysColourChanged)
 714   EVT_INIT_DIALOG(wxWindow::OnInitDialog)
 715   EVT_IDLE(wxWindow::OnIdle)
 716 END_EVENT_TABLE()
 717
 718 wxWindow::wxWindow()
 719 {
 720   m_widget = NULL;
 721   m_wxwindow = NULL;
 722   m_parent = NULL;
 723   m_children.DeleteContents( FALSE );
 724   m_x = 0;
 725   m_y = 0;
 726   m_width = 0;
 727   m_height = 0;
 728   m_retCode = 0;
 729   m_eventHandler = this;
 730   m_windowValidator = NULL;
 731   m_windowId = -1;
 732   m_cursor = new wxCursor( wxCURSOR_ARROW );
 733   m_font = *wxSWISS_FONT;
 734   m_windowStyle = 0;
 735   m_windowName = "noname";
 736   m_constraints = NULL;
 737   m_constraintsInvolvedIn = NULL;
 738   m_windowSizer = NULL;
 739   m_sizerParent = NULL;
 740   m_autoLayout = FALSE;
 741   m_sizeSet = FALSE;
 742   m_hasVMT = FALSE;
 743   m_needParent = TRUE;
 744   m_hasScrolling = FALSE;
 745   m_hAdjust = NULL;
 746   m_vAdjust = NULL;
 747   m_oldHorizontalPos = 0.0;
 748   m_oldVerticalPos = 0.0;
 749   m_isShown = FALSE;
 750   m_isEnabled = TRUE;
 751   m_drawingOffsetX = 0;
 752   m_drawingOffsetY = 0;
 753   m_pDropTarget = NULL;
 754   m_resizing = FALSE;
 755 }
 756
 757 wxWindow::wxWindow( wxWindow *parent, wxWindowID id,
 758       const wxPoint &pos, const wxSize &size,
 759       long style, const wxString &name )
 760 {
 761   m_cursor = NULL;
 762   Create( parent, id, pos, size, style, name );
 763 }
 764
 765 bool wxWindow::Create( wxWindow *parent, wxWindowID id,
 766       const wxPoint &pos, const wxSize &size,
 767       long style, const wxString &name )
 768 {
 769   m_isShown = FALSE;
 770   m_isEnabled = TRUE;
 771   m_needParent = TRUE;
 772
 773   PreCreation( parent, id, pos, size, style, name );
 774
 775   m_widget = gtk_scrolled_window_new( NULL, NULL );
 776   m_hasScrolling = TRUE;
 777
 778   GtkScrolledWindow *s_window;
 779   s_window = GTK_SCROLLED_WINDOW(m_widget);
 780
 781   GtkScrolledWindowClass *scroll_class = GTK_SCROLLED_WINDOW_CLASS( GTK_OBJECT(m_widget)->klass );
 782   scroll_class->scrollbar_spacing = 0;
 783
 784   gtk_scrolled_window_set_policy( s_window, GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC );
 785
 786   m_oldHorizontalPos = 0.0;
 787   m_oldVerticalPos = 0.0;
 788
 789   m_hAdjust = gtk_range_get_adjustment( GTK_RANGE(s_window->hscrollbar) );
 790   m_vAdjust = gtk_range_get_adjustment( GTK_RANGE(s_window->vscrollbar) );
 791
 792   gtk_signal_connect (GTK_OBJECT (m_hAdjust), "value_changed",
 793           (GtkSignalFunc) gtk_window_hscroll_callback, (gpointer) this );
 794   gtk_signal_connect (GTK_OBJECT (m_vAdjust), "value_changed",
 795           (GtkSignalFunc) gtk_window_vscroll_callback, (gpointer) this );
 796
 797   gtk_signal_connect (GTK_OBJECT (m_hAdjust), "changed",
 798           (GtkSignalFunc) gtk_window_hscroll_change_callback, (gpointer) this );
 799   gtk_signal_connect (GTK_OBJECT (m_vAdjust), "changed",
 800           (GtkSignalFunc) gtk_window_vscroll_change_callback, (gpointer) this );
 801
 802   GtkViewport *viewport;
 803   viewport = GTK_VIEWPORT(s_window->viewport);
 804
 805   if (m_windowStyle & wxRAISED_BORDER)
 806   {
 807     gtk_viewport_set_shadow_type( viewport, GTK_SHADOW_OUT );
 808   }
 809   else if (m_windowStyle & wxSUNKEN_BORDER)
 810   {
 811     gtk_viewport_set_shadow_type( viewport, GTK_SHADOW_IN );
 812   }
 813   else
 814   {
 815     gtk_viewport_set_shadow_type( viewport, GTK_SHADOW_NONE );
 816   }
 817
 818   m_wxwindow = gtk_myfixed_new();
 819
 820   if (m_wxwindow) GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS );
 821
 822   if (m_windowStyle & wxTAB_TRAVERSAL == wxTAB_TRAVERSAL)
 823     GTK_WIDGET_UNSET_FLAGS( m_wxwindow, GTK_CAN_FOCUS );
 824   else
 825     GTK_WIDGET_SET_FLAGS( m_wxwindow, GTK_CAN_FOCUS );
 826
 827   gtk_container_add( GTK_CONTAINER(m_widget), m_wxwindow );
 828
 829   // shut the viewport up
 830   gtk_viewport_set_hadjustment( viewport, (GtkAdjustment*) gtk_adjustment_new( 0.0, 0.0, 0.0, 0.0, 0.0, 0.0) );
 831   gtk_viewport_set_vadjustment( viewport, (GtkAdjustment*) gtk_adjustment_new( 0.0, 0.0, 0.0, 0.0, 0.0, 0.0) );
 832
 833   // I _really_ don't want scrollbars in the beginning
 834   m_vAdjust->lower = 0.0;
 835   m_vAdjust->upper = 1.0;
 836   m_vAdjust->value = 0.0;
 837   m_vAdjust->step_increment = 1.0;
 838   m_vAdjust->page_increment = 1.0;
 839   m_vAdjust->page_size = 5.0;
 840   gtk_signal_emit_by_name( GTK_OBJECT(m_vAdjust), "changed" );
 841   m_hAdjust->lower = 0.0;
 842   m_hAdjust->upper = 1.0;
 843   m_hAdjust->value = 0.0;
 844   m_hAdjust->step_increment = 1.0;
 845   m_hAdjust->page_increment = 1.0;
 846   m_hAdjust->page_size = 5.0;
 847   gtk_signal_emit_by_name( GTK_OBJECT(m_hAdjust), "changed" );
 848
 849   gtk_widget_show( m_wxwindow );
 850
 851   PostCreation();
 852
 853   Show( TRUE );
 854
 855   return TRUE;
 856 }
 857
 858 wxWindow::~wxWindow(void)
 859 {
 860   m_hasVMT = FALSE;
 861
 862   if (m_pDropTarget) delete m_pDropTarget;
 863
 864   if (m_parent) m_parent->RemoveChild( this );
 865   if (m_widget) Show( FALSE );
 866
 867   DestroyChildren();
 868
 869   if (m_wxwindow) gtk_widget_destroy( m_wxwindow );
 870
 871   if (m_widget) gtk_widget_destroy( m_widget );
 872
 873   wxDELETE(m_cursor);
 874
 875   DeleteRelatedConstraints();
 876   if (m_constraints)
 877   {
 878     // This removes any dangling pointers to this window
 879     // in other windows' constraintsInvolvedIn lists.
 880     UnsetConstraints(m_constraints);
 881     delete m_constraints;
 882     m_constraints = NULL;
 883   }
 884   if (m_windowSizer)
 885   {
 886     delete m_windowSizer;
 887     m_windowSizer = NULL;
 888   }
 889   // If this is a child of a sizer, remove self from parent
 890   if (m_sizerParent)
 891     m_sizerParent->RemoveChild((wxWindow *)this);
 892
 893   // Just in case the window has been Closed, but
 894   // we're then deleting immediately: don't leave
 895   // dangling pointers.
 896   wxPendingDelete.DeleteObject(this);
 897
 898   // Just in case we've loaded a top-level window via
 899   // wxWindow::LoadNativeDialog but we weren't a dialog
 900   // class
 901   wxTopLevelWindows.DeleteObject(this);
 902
 903 }
 904
 905 void wxWindow::PreCreation( wxWindow *parent, wxWindowID id,
 906       const wxPoint &pos, const wxSize &size,
 907       long style, const wxString &name )
 908 {
 909   if (m_needParent && (parent == NULL))
 910     wxFatalError( _("Need complete parent."), name );
 911
 912   m_widget = NULL;
 913   m_hasVMT = FALSE;
 914   m_parent = parent;
 915   m_children.DeleteContents( FALSE );
 916   m_x = (int)pos.x;
 917   m_y = (int)pos.y;
 918   m_width = size.x;
 919   if (m_width == -1) m_width = 20;
 920   m_height = size.y;
 921   if (m_height == -1) m_height = 20;
 922   m_retCode = 0;
 923   m_eventHandler = this;
 924   m_windowValidator = NULL;
 925   m_windowId = id;
 926   m_sizeSet = FALSE;
 927   if (m_cursor == NULL)
 928     m_cursor = new wxCursor( wxCURSOR_ARROW );
 929   m_font = *wxSWISS_FONT;
 930   m_backgroundColour = wxWHITE;
 931   m_foregroundColour = wxBLACK;
 932   m_windowStyle = style;
 933   m_windowName = name;
 934   m_constraints = NULL;
 935   m_constraintsInvolvedIn = NULL;
 936   m_windowSizer = NULL;
 937   m_sizerParent = NULL;
 938   m_autoLayout = FALSE;
 939   m_drawingOffsetX = 0;
 940   m_drawingOffsetY = 0;
 941   m_pDropTarget = NULL;
 942   m_resizing = FALSE;
 943 }
 944
 945 void wxWindow::PostCreation(void)
 946 {
 947   if (m_parent) m_parent->AddChild( this );
 948
 949 //  GtkStyle *style = m_widget->style;
 950 //  style->font = m_font.GetInternalFont( 1.0 );          // destroy old font ?
 951
 952   GtkWidget *connect_widget = GetConnectWidget();
 953
 954   gtk_object_set_data (GTK_OBJECT (connect_widget), "MyWxWindow", (gpointer)this );
 955
 956   if (m_wxwindow)
 957   {
 958     gtk_signal_connect( GTK_OBJECT(m_wxwindow), "expose_event",
 959       GTK_SIGNAL_FUNC(gtk_window_expose_callback), (gpointer)this );
 960
 961     gtk_signal_connect( GTK_OBJECT(m_wxwindow), "draw",
 962       GTK_SIGNAL_FUNC(gtk_window_draw_callback), (gpointer)this );
 963   }
 964
 965 /*
 966   gtk_signal_connect( GTK_OBJECT(m_widget), "size_allocate",
 967     GTK_SIGNAL_FUNC(gtk_window_size_callback), (gpointer)this );
 968 */
 969
 970   gtk_signal_connect( GTK_OBJECT(connect_widget), "key_press_event",
 971     GTK_SIGNAL_FUNC(gtk_window_key_press_callback), (gpointer)this );
 972
 973   gtk_signal_connect( GTK_OBJECT(connect_widget), "button_press_event",
 974     GTK_SIGNAL_FUNC(gtk_window_button_press_callback), (gpointer)this );
 975
 976   gtk_signal_connect( GTK_OBJECT(connect_widget), "button_release_event",
 977     GTK_SIGNAL_FUNC(gtk_window_button_release_callback), (gpointer)this );
 978
 979   gtk_signal_connect( GTK_OBJECT(connect_widget), "motion_notify_event",
 980     GTK_SIGNAL_FUNC(gtk_window_motion_notify_callback), (gpointer)this );
 981
 982   gtk_signal_connect( GTK_OBJECT(connect_widget), "focus_in_event",
 983     GTK_SIGNAL_FUNC(gtk_window_focus_in_callback), (gpointer)this );
 984
 985   gtk_signal_connect( GTK_OBJECT(connect_widget), "focus_out_event",
 986     GTK_SIGNAL_FUNC(gtk_window_focus_out_callback), (gpointer)this );
 987
 988   // Only for cursor handling
 989
 990   gtk_signal_connect( GTK_OBJECT(m_widget), "enter_notify_event",
 991     GTK_SIGNAL_FUNC(gtk_window_enter_callback), (gpointer)this );
 992
 993   gtk_signal_connect( GTK_OBJECT(m_widget), "leave_notify_event",
 994     GTK_SIGNAL_FUNC(gtk_window_leave_callback), (gpointer)this );
 995
 996   if (m_wxwindow)
 997   {
 998     gtk_signal_connect( GTK_OBJECT(m_wxwindow), "enter_notify_event",
 999       GTK_SIGNAL_FUNC(gtk_window_enter_callback), (gpointer)this );
1000
1001     gtk_signal_connect( GTK_OBJECT(m_wxwindow), "leave_notify_event",
1002       GTK_SIGNAL_FUNC(gtk_window_leave_callback), (gpointer)this );
1003   }
1004
1005 /*
1006   // Does destroy ever get called ?
1007
1008   gtk_signal_connect( GTK_OBJECT(m_widget), "destroy_event",
1009     GTK_SIGNAL_FUNC(gtk_window_destroy_callback), (gpointer)this );
1010
1011   if (m_wxwindow)
1012   {
1013     gtk_signal_connect( GTK_OBJECT(m_wxwindow), "destroy_event",
1014       GTK_SIGNAL_FUNC(gtk_window_destroy_callback), (gpointer)this );
1015   }
1016 */
1017
1018   if (m_widget && m_parent) gtk_widget_realize( m_widget );
1019   if (m_wxwindow) gtk_widget_realize( m_wxwindow );
1020
1021   SetCursor( wxSTANDARD_CURSOR );
1022
1023   m_hasVMT = TRUE;
1024 }
1025
1026 bool wxWindow::HasVMT(void)
1027 {
1028   return m_hasVMT;
1029 }
1030
1031 bool wxWindow::Close( bool force )
1032 {
1033   wxCloseEvent event(wxEVT_CLOSE_WINDOW, m_windowId);
1034   event.SetEventObject(this);
1035   event.SetForce(force);
1036
1037   return GetEventHandler()->ProcessEvent(event);
1038 }
1039
1040 bool wxWindow::Destroy(void)
1041 {
1042   m_hasVMT = FALSE;
1043   delete this;
1044   return TRUE;
1045 }
1046
1047 bool wxWindow::DestroyChildren(void)
1048 {
1049   if (GetChildren())
1050   {
1051     wxNode *node;
1052     while ((node = GetChildren()->First()) != (wxNode *)NULL)
1053     {
1054       wxWindow *child;
1055       if ((child = (wxWindow *)node->Data()) != (wxWindow *)NULL)
1056       {
1057         delete child;
1058   if (GetChildren()->Member(child)) delete node;
1059       }
1060     }
1061   }
1062   return TRUE;
1063 }
1064
1065 void wxWindow::PrepareDC( wxDC &WXUNUSED(dc) )
1066 {
1067   // are we to set fonts here ?
1068 }
1069
1070 void wxWindow::ImplementSetSize(void)
1071 {
1072   gtk_widget_set_usize( m_widget, m_width, m_height );
1073 }
1074
1075 void wxWindow::ImplementSetPosition(void)
1076 {
1077   if (IS_KIND_OF(this,wxFrame) || IS_KIND_OF(this,wxDialog))
1078   {
1079     if ((m_x != -1) || (m_y != -1))
1080       gtk_widget_set_uposition( m_widget, m_x, m_y );
1081     return;
1082   }
1083
1084   if (!m_parent)
1085   {
1086     printf( _("wxWindow::SetSize error.\n") );
1087     return;
1088   }
1089
1090   if ((m_parent) && (m_parent->m_wxwindow))
1091     gtk_myfixed_move( GTK_MYFIXED(m_parent->m_wxwindow), m_widget, m_x, m_y );
1092
1093   // Don't do anything for children of wxNotebook and wxMDIChildFrame
1094 }
1095
1096 void wxWindow::SetSize( int x, int y, int width, int height, int sizeFlags )
1097 {
1098   if (m_resizing) return; // I don't like recursions
1099   m_resizing = TRUE;
1100
1101   int newX = x;
1102   int newY = y;
1103   int newW = width;
1104   int newH = height;
1105
1106   if ((sizeFlags & wxSIZE_USE_EXISTING) == wxSIZE_USE_EXISTING)
1107   {
1108     if (newX == -1) newX = m_x;
1109     if (newY == -1) newY = m_y;
1110     if (newW == -1) newW = m_width;
1111     if (newH == -1) newH = m_height;
1112   }
1113
1114   if ((sizeFlags & wxSIZE_AUTO_WIDTH) == wxSIZE_AUTO_WIDTH)
1115   {
1116     if (newW == -1) newW = 80;
1117   }
1118
1119   if ((sizeFlags & wxSIZE_AUTO_HEIGHT) == wxSIZE_AUTO_HEIGHT)
1120   {
1121     if (newH == -1) newH = 26;
1122   }
1123
1124   if ((m_x != newX) || (m_y != newY) || (!m_sizeSet))
1125   {
1126     m_x = newX;
1127     m_y = newY;
1128     ImplementSetPosition();
1129   }
1130   if ((m_width != newW) || (m_height != newH) || (!m_sizeSet))
1131   {
1132     m_width = newW;
1133     m_height = newH;
1134     ImplementSetSize();
1135   }
1136   m_sizeSet = TRUE;
1137
1138   wxSizeEvent event( wxSize(m_width,m_height), GetId() );
1139   event.SetEventObject( this );
1140   ProcessEvent( event );
1141
1142   m_resizing = FALSE;
1143 }
1144
1145 void wxWindow::SetSize( int width, int height )
1146 {
1147   SetSize( -1, -1, width, height, wxSIZE_USE_EXISTING );
1148 }
1149
1150 void wxWindow::Move( int x, int y )
1151 {
1152   SetSize( x, y, -1, -1, wxSIZE_USE_EXISTING );
1153 }
1154
1155 void wxWindow::GetSize( int *width, int *height ) const
1156 {
1157   if (width) (*width) = m_width;
1158   if (height) (*height) = m_height;
1159 }
1160
1161 void wxWindow::SetClientSize( int width, int height )
1162 {
1163   if (!m_wxwindow)
1164   {
1165     SetSize( width, height );
1166   }
1167   else
1168   {
1169     int dw = 0;
1170     int dh = 0;
1171
1172     if (!m_hasScrolling)
1173     {
1174 /*
1175       do we have sunken dialogs ?
1176
1177       GtkStyleClass *window_class = m_wxwindow->style->klass;
1178
1179       dw += 2 * window_class->xthickness;
1180       dh += 2 * window_class->ythickness;
1181 */
1182     }
1183     else
1184     {
1185       GtkScrolledWindow *scroll_window = GTK_SCROLLED_WINDOW(m_widget);
1186       GtkScrolledWindowClass *scroll_class = GTK_SCROLLED_WINDOW_CLASS( GTK_OBJECT(m_widget)->klass );
1187
1188       GtkWidget *viewport = scroll_window->viewport;
1189       GtkStyleClass *viewport_class = viewport->style->klass;
1190
1191       GtkWidget *hscrollbar = scroll_window->hscrollbar;
1192       GtkWidget *vscrollbar = scroll_window->vscrollbar;
1193
1194       if ((m_windowStyle & wxRAISED_BORDER) ||
1195           (m_windowStyle & wxSUNKEN_BORDER)
1196    )
1197       {
1198         dw += 2 * viewport_class->xthickness;
1199         dh += 2 * viewport_class->ythickness;
1200       }
1201
1202       if (GTK_WIDGET_VISIBLE(vscrollbar))
1203       {
1204         dw += vscrollbar->allocation.width;
1205         dw += scroll_class->scrollbar_spacing;
1206       }
1207
1208       if (GTK_WIDGET_VISIBLE(hscrollbar))
1209       {
1210         dh += hscrollbar->allocation.height;
1211         dw += scroll_class->scrollbar_spacing;
1212       }
1213     }
1214
1215     SetSize( width+dw, height+dh );
1216   }
1217 }
1218
1219 void wxWindow::GetClientSize( int *width, int *height ) const
1220 {
1221   if (!m_wxwindow)
1222   {
1223     if (width) (*width) = m_width;
1224     if (height) (*height) = m_height;
1225   }
1226   else
1227   {
1228     int dw = 0;
1229     int dh = 0;
1230
1231     if (!m_hasScrolling)
1232     {
1233 /*
1234       do we have sunken dialogs ?
1235
1236       GtkStyleClass *window_class = m_wxwindow->style->klass;
1237
1238       dw += 2 * window_class->xthickness;
1239       dh += 2 * window_class->ythickness;
1240 */
1241     }
1242     else
1243     {
1244       GtkScrolledWindow *scroll_window = GTK_SCROLLED_WINDOW(m_widget);
1245       GtkScrolledWindowClass *scroll_class = GTK_SCROLLED_WINDOW_CLASS( GTK_OBJECT(m_widget)->klass );
1246
1247       GtkWidget *viewport = scroll_window->viewport;
1248       GtkStyleClass *viewport_class = viewport->style->klass;
1249
1250       GtkWidget *hscrollbar = scroll_window->hscrollbar;
1251       GtkWidget *vscrollbar = scroll_window->vscrollbar;
1252
1253       if ((m_windowStyle & wxRAISED_BORDER) ||
1254           (m_windowStyle & wxSUNKEN_BORDER)
1255    )
1256       {
1257         dw += 2 * viewport_class->xthickness;
1258         dh += 2 * viewport_class->ythickness;
1259       }
1260
1261       if (GTK_WIDGET_VISIBLE(vscrollbar))
1262       {
1263 //        dw += vscrollbar->allocation.width;
1264         dw += 15;                               // range.slider_width = 11 + 2*2pts edge
1265         dw += scroll_class->scrollbar_spacing;
1266       }
1267
1268       if (GTK_WIDGET_VISIBLE(hscrollbar))
1269       {
1270 //        dh += hscrollbar->allocation.height;
1271         dh += 15;
1272         dh += scroll_class->scrollbar_spacing;
1273       }
1274     }
1275
1276     if (width) (*width) = m_width - dw;
1277     if (height) (*height) = m_height - dh;
1278   }
1279 }
1280
1281 void wxWindow::GetPosition( int *x, int *y ) const
1282 {
1283   if (x) (*x) = m_x;
1284   if (y) (*y) = m_y;
1285 }
1286
1287 void wxWindow::ClientToScreen( int *x, int *y )
1288 {
1289   // Does this look simple ?
1290
1291   GdkWindow *source = NULL;
1292   if (m_wxwindow)
1293     source = m_wxwindow->window;
1294   else
1295     source = m_widget->window;
1296
1297   int org_x = 0;
1298   int org_y = 0;
1299   gdk_window_get_origin( source, &org_x, &org_y );
1300
1301   if (!m_wxwindow)
1302   {
1303     if (GTK_WIDGET_NO_WINDOW (m_widget))
1304     {
1305       org_x += m_widget->allocation.x;
1306       org_y += m_widget->allocation.y;
1307     }
1308   }
1309
1310   if (x) *x += org_x;
1311   if (y) *y += org_y;
1312 }
1313
1314 void wxWindow::ScreenToClient( int *x, int *y )
1315 {
1316   GdkWindow *source = NULL;
1317   if (m_wxwindow)
1318     source = m_wxwindow->window;
1319   else
1320     source = m_widget->window;
1321
1322   int org_x = 0;
1323   int org_y = 0;
1324   gdk_window_get_origin( source, &org_x, &org_y );
1325
1326   if (!m_wxwindow)
1327   {
1328     if (GTK_WIDGET_NO_WINDOW (m_widget))
1329     {
1330       org_x += m_widget->allocation.x;
1331       org_y += m_widget->allocation.y;
1332     }
1333   }
1334
1335   if (x) *x -= org_x;
1336   if (y) *y -= org_y;
1337 }
1338
1339 void wxWindow::Centre( int direction )
1340 {
1341   if (IS_KIND_OF(this,wxDialog) || IS_KIND_OF(this,wxFrame))
1342   {
1343     if (direction & wxHORIZONTAL == wxHORIZONTAL) m_x = (gdk_screen_width () - m_width) / 2;
1344     if (direction & wxVERTICAL == wxVERTICAL) m_y = (gdk_screen_height () - m_height) / 2;
1345     ImplementSetPosition();
1346   }
1347   else
1348   {
1349     if (m_parent)
1350     {
1351       int p_w = 0;
1352       int p_h = 0;
1353       m_parent->GetSize( &p_w, &p_h );
1354       if (direction & wxHORIZONTAL == wxHORIZONTAL) m_x = (p_w - m_width) / 2;
1355       if (direction & wxVERTICAL == wxVERTICAL) m_y = (p_h - m_height) / 2;
1356       ImplementSetPosition();
1357     }
1358   }
1359 }
1360
1361 void wxWindow::Fit(void)
1362 {
1363   int maxX = 0;
1364   int maxY = 0;
1365   wxNode *node = GetChildren()->First();
1366   while ( node )
1367   {
1368     wxWindow *win = (wxWindow *)node->Data();
1369     int wx, wy, ww, wh;
1370     win->GetPosition(&wx, &wy);
1371     win->GetSize(&ww, &wh);
1372     if ( wx + ww > maxX )
1373       maxX = wx + ww;
1374     if ( wy + wh > maxY )
1375       maxY = wy + wh;
1376
1377     node = node->Next();
1378   }
1379   SetClientSize(maxX + 5, maxY + 10);
1380 }
1381
1382 void wxWindow::OnSize( wxSizeEvent &WXUNUSED(event) )
1383 {
1384   //if (GetAutoLayout()) Layout();
1385 }
1386
1387 bool wxWindow::Show( bool show )
1388 {
1389   if (show)
1390     gtk_widget_show( m_widget );
1391   else
1392     gtk_widget_hide( m_widget );
1393   m_isShown = show;
1394   return TRUE;
1395 }
1396
1397 void wxWindow::Enable( bool enable )
1398 {
1399   m_isEnabled = enable;
1400   gtk_widget_set_sensitive( m_widget, enable );
1401   if (m_wxwindow) gtk_widget_set_sensitive( m_wxwindow, enable );
1402 }
1403
1404 void wxWindow::MakeModal( bool modal )
1405 {
1406   return;
1407   // Disable all other windows
1408   if (this->IsKindOf(CLASSINFO(wxDialog)) || this->IsKindOf(CLASSINFO(wxFrame)))
1409   {
1410     wxNode *node = wxTopLevelWindows.First();
1411     while (node)
1412     {
1413       wxWindow *win = (wxWindow *)node->Data();
1414       if (win != this)
1415         win->Enable(!modal);
1416
1417       node = node->Next();
1418     }
1419   }
1420 }
1421
1422 void wxWindow::SetFocus(void)
1423 {
1424   GtkWidget *connect_widget = GetConnectWidget();
1425   if (connect_widget)
1426   {
1427     if (GTK_WIDGET_CAN_FOCUS(connect_widget) && !GTK_WIDGET_HAS_FOCUS (connect_widget) )
1428     {
1429       gtk_widget_grab_focus (connect_widget);
1430     }
1431   }
1432 }
1433
1434 bool wxWindow::OnClose(void)
1435 {
1436   return TRUE;
1437 }
1438
1439 void wxWindow::AddChild( wxWindow *child )
1440 {
1441   // Addchild is (often) called before the program
1442   // has left the parents constructor so that no
1443   // virtual tables work yet. The approach below
1444   // practically imitates virtual tables, i.e. it
1445   // implements a different AddChild() behaviour
1446   // for wxFrame, wxDialog, wxWindow and
1447   // wxMDIParentFrame.
1448
1449   // wxFrame and wxDialog as children aren't placed into the parents
1450
1451   if (( IS_KIND_OF(child,wxFrame) || IS_KIND_OF(child,wxDialog) ) &&
1452       (!IS_KIND_OF(child,wxMDIChildFrame)))
1453   {
1454     m_children.Append( child );
1455
1456     if ((child->m_x != -1) && (child->m_y != -1))
1457       gtk_widget_set_uposition( child->m_widget, child->m_x, child->m_y );
1458
1459     return;
1460   }
1461
1462   // In the case of an wxMDIChildFrame descendant, we use the
1463   // client windows's AddChild()
1464
1465   if (IS_KIND_OF(this,wxMDIParentFrame))
1466   {
1467     if (IS_KIND_OF(child,wxMDIChildFrame))
1468     {
1469       wxMDIClientWindow *client = ((wxMDIParentFrame*)this)->GetClientWindow();
1470       if (client)
1471       {
1472         client->AddChild( child );
1473         return;
1474       }
1475     }
1476   }
1477
1478   // wxNotebook is very special, so it has a private AddChild()
1479
1480   if (IS_KIND_OF(this,wxNotebook))
1481   {
1482     wxNotebook *tab = (wxNotebook*)this;
1483     tab->AddChild( child );
1484     return;
1485   }
1486
1487   // wxFrame has a private AddChild
1488
1489   if (IS_KIND_OF(this,wxFrame) && !IS_KIND_OF(this,wxMDIChildFrame))
1490   {
1491     wxFrame *frame = (wxFrame*)this;
1492     frame->AddChild( child );
1493     return;
1494   }
1495
1496   // All the rest
1497
1498   m_children.Append( child );
1499   if (m_wxwindow) gtk_myfixed_put( GTK_MYFIXED(m_wxwindow), child->m_widget,
1500     child->m_x, child->m_y );
1501
1502   gtk_widget_set_usize( child->m_widget, child->m_width, child->m_height );
1503 }
1504
1505 wxList *wxWindow::GetChildren(void)
1506 {
1507   return (&m_children);
1508 }
1509
1510 void wxWindow::RemoveChild( wxWindow *child )
1511 {
1512   if (GetChildren())
1513  GetChildren()->DeleteObject( child );
1514   child->m_parent = NULL;
1515 }
1516
1517 void wxWindow::SetReturnCode( int retCode )
1518 {
1519   m_retCode = retCode;
1520 }
1521
1522 int wxWindow::GetReturnCode(void)
1523 {
1524   return m_retCode;
1525 }
1526
1527 wxWindow *wxWindow::GetParent(void)
1528 {
1529   return m_parent;
1530 }
1531
1532 void wxWindow::Raise(void)
1533 {
1534   if (m_widget) gdk_window_raise( m_widget->window );
1535 }
1536
1537 void wxWindow::Lower(void)
1538 {
1539   if (m_widget) gdk_window_lower( m_widget->window );
1540 }
1541
1542 wxEvtHandler *wxWindow::GetEventHandler(void)
1543 {
1544   return m_eventHandler;
1545 }
1546
1547 void wxWindow::SetEventHandler( wxEvtHandler *handler )
1548 {
1549   m_eventHandler = handler;
1550 }
1551
1552 void wxWindow::PushEventHandler(wxEvtHandler *handler)
1553 {
1554         handler->SetNextHandler(GetEventHandler());
1555         SetEventHandler(handler);
1556 }
1557
1558 wxEvtHandler *wxWindow::PopEventHandler(bool deleteHandler)
1559 {
1560         if ( GetEventHandler() )
1561         {
1562                 wxEvtHandler *handlerA = GetEventHandler();
1563                 wxEvtHandler *handlerB = handlerA->GetNextHandler();
1564                 handlerA->SetNextHandler(NULL);
1565                 SetEventHandler(handlerB);
1566                 if ( deleteHandler )
1567                 {
1568                         delete handlerA;
1569                         return NULL;
1570                 }
1571                 else
1572                         return handlerA;
1573         }
1574         else
1575                 return NULL;
1576 }
1577
1578 wxValidator *wxWindow::GetValidator(void)
1579 {
1580   return m_windowValidator;
1581 }
1582
1583 void wxWindow::SetValidator( wxValidator *validator )
1584 {
1585   m_windowValidator = validator;
1586 }
1587
1588 bool wxWindow::IsBeingDeleted(void)
1589 {
1590   return FALSE;
1591 }
1592
1593 void wxWindow::SetId( wxWindowID id )
1594 {
1595   m_windowId = id;
1596 }
1597
1598 wxWindowID wxWindow::GetId(void)
1599 {
1600   return m_windowId;
1601 }
1602
1603 void wxWindow::SetCursor( const wxCursor &cursor )
1604 {
1605   wxASSERT(m_cursor != NULL);
1606
1607   if (m_cursor != NULL)
1608     if (*m_cursor == cursor)
1609       return;
1610   (*m_cursor) = cursor;
1611   if (m_widget->window)
1612     gdk_window_set_cursor( m_widget->window, m_cursor->GetCursor() );
1613   if (m_wxwindow && m_wxwindow->window)
1614     gdk_window_set_cursor( m_wxwindow->window, m_cursor->GetCursor() );
1615 }
1616
1617 void wxWindow::Refresh( bool eraseBackground, const wxRect *rect )
1618 {
1619   if (eraseBackground && m_wxwindow && m_wxwindow->window)
1620   {
1621     if (rect)
1622       gdk_window_clear_area( m_wxwindow->window,
1623         rect->x,
1624         rect->y,
1625         rect->width,
1626         rect->height );
1627     else
1628       Clear();
1629   }
1630   if (!rect)
1631   {
1632     if (m_wxwindow)
1633     {
1634       wxClientDC dc(this);
1635       PrepareDC(dc);
1636       long x = 0;
1637       long y = 0;
1638       dc.GetInternalDeviceOrigin( &x, &y );
1639
1640       int w = 0;
1641       int h = 0;
1642       GetClientSize( &w, &h );
1643
1644       GdkRectangle gdk_rect;
1645       gdk_rect.x = x;
1646       gdk_rect.y = y;
1647       gdk_rect.width = w;
1648       gdk_rect.height = h;
1649       gtk_widget_draw( m_wxwindow, &gdk_rect );
1650     }
1651   }
1652   else
1653   {
1654     GdkRectangle gdk_rect;
1655     gdk_rect.x = rect->x;
1656     gdk_rect.y = rect->y;
1657     gdk_rect.width = rect->width;
1658     gdk_rect.height = rect->height;
1659
1660     if (m_wxwindow)
1661       gtk_widget_draw( m_wxwindow, &gdk_rect );
1662     else
1663       gtk_widget_draw( m_widget, &gdk_rect );
1664   }
1665 }
1666
1667 bool wxWindow::IsExposed( long x, long y )
1668 {
1669   return (m_updateRegion.Contains( x, y ) != wxOutRegion );
1670 }
1671
1672 bool wxWindow::IsExposed( long x, long y, long width, long height )
1673 {
1674   return (m_updateRegion.Contains( x, y, width, height ) != wxOutRegion );
1675 }
1676
1677 void wxWindow::Clear(void)
1678 {
1679   if (m_wxwindow && m_wxwindow->window) gdk_window_clear( m_wxwindow->window );
1680 }
1681
1682 wxColour wxWindow::GetBackgroundColour(void) const
1683 {
1684   return m_backgroundColour;
1685 }
1686
1687 void wxWindow::SetBackgroundColour( const wxColour &colour )
1688 {
1689   m_backgroundColour = colour;
1690   if (m_wxwindow)
1691   {
1692     m_backgroundColour.CalcPixel( m_wxwindow->style->colormap );
1693     gdk_window_set_background( m_wxwindow->window, m_backgroundColour.GetColor() );
1694     gdk_window_clear( m_wxwindow->window );
1695   }
1696   // do something ?
1697 }
1698
1699 bool wxWindow::Validate(void)
1700 {
1701   wxNode *node = GetChildren()->First();
1702   while (node)
1703   {
1704     wxWindow *child = (wxWindow *)node->Data();
1705     if (child->GetValidator() && /* child->GetValidator()->Ok() && */ !child->GetValidator()->Validate(this))
1706       { return FALSE; }
1707     node = node->Next();
1708   }
1709   return TRUE;
1710 }
1711
1712 bool wxWindow::TransferDataToWindow(void)
1713 {
1714   wxNode *node = GetChildren()->First();
1715   while (node)
1716   {
1717     wxWindow *child = (wxWindow *)node->Data();
1718     if (child->GetValidator() && /* child->GetValidator()->Ok() && */
1719   !child->GetValidator()->TransferToWindow() )
1720     {
1721       wxMessageBox( _("Application Error"), _("Could not transfer data to window"), wxOK|wxICON_EXCLAMATION );
1722       return FALSE;
1723     }
1724     node = node->Next();
1725   }
1726   return TRUE;
1727 }
1728
1729 bool wxWindow::TransferDataFromWindow(void)
1730 {
1731   wxNode *node = GetChildren()->First();
1732   while (node)
1733   {
1734     wxWindow *child = (wxWindow *)node->Data();
1735     if ( child->GetValidator() && /* child->GetValidator()->Ok() && */ !child->GetValidator()->TransferFromWindow() )
1736       { return FALSE; }
1737    node = node->Next();
1738   }
1739   return TRUE;
1740 }
1741
1742 void wxWindow::OnInitDialog( wxInitDialogEvent &WXUNUSED(event) )
1743 {
1744   TransferDataToWindow();
1745 }
1746
1747 void wxWindow::InitDialog(void)
1748 {
1749   wxInitDialogEvent event(GetId());
1750   event.SetEventObject( this );
1751   GetEventHandler()->ProcessEvent(event);
1752 }
1753
1754 static void SetInvokingWindow( wxMenu *menu, wxWindow *win )
1755 {
1756   menu->SetInvokingWindow( win );
1757   wxNode *node = menu->m_items.First();
1758   while (node)
1759   {
1760     wxMenuItem *menuitem = (wxMenuItem*)node->Data();
1761     if (menuitem->IsSubMenu())
1762       SetInvokingWindow( menuitem->GetSubMenu(), win );
1763     node = node->Next();
1764   }
1765 }
1766
1767 bool wxWindow::PopupMenu( wxMenu *menu, int WXUNUSED(x), int WXUNUSED(y) )
1768 {
1769   SetInvokingWindow( menu, this );
1770   gtk_menu_popup( GTK_MENU(menu->m_menu), NULL, NULL, NULL, NULL, 0, 0 );
1771   return TRUE;
1772 }
1773
1774 void wxWindow::SetDropTarget( wxDropTarget *dropTarget )
1775 {
1776   GtkWidget *dnd_widget = GetConnectWidget();
1777
1778   if (m_pDropTarget)
1779   {
1780     gtk_signal_disconnect_by_func( GTK_OBJECT(dnd_widget),
1781       GTK_SIGNAL_FUNC(gtk_window_drop_callback), (gpointer)this );
1782
1783     m_pDropTarget->UnregisterWidget( dnd_widget );
1784     delete m_pDropTarget;
1785   }
1786   m_pDropTarget = dropTarget;
1787   if (m_pDropTarget)
1788   {
1789     m_pDropTarget->RegisterWidget( dnd_widget );
1790
1791     gtk_signal_connect( GTK_OBJECT(dnd_widget), "drop_data_available_event",
1792       GTK_SIGNAL_FUNC(gtk_window_drop_callback), (gpointer)this );
1793   }
1794 }
1795
1796 wxDropTarget *wxWindow::GetDropTarget() const
1797 {
1798   return m_pDropTarget;
1799 }
1800
1801 GtkWidget* wxWindow::GetConnectWidget(void)
1802 {
1803   GtkWidget *connect_widget = m_widget;
1804   if (m_wxwindow) connect_widget = m_wxwindow;
1805
1806   return connect_widget;
1807 }
1808
1809 void wxWindow::SetFont( const wxFont &font )
1810 {
1811   m_font = font;
1812 /*
1813   create new style
1814   copy old style values to new one
1815   set font in new style
1816   -> takes to many resources
1817
1818   GtkStyle *style = gtk_style_new();
1819   ...
1820 */
1821 }
1822
1823 wxFont *wxWindow::GetFont(void)
1824 {
1825   return &m_font;
1826 }
1827
1828 void wxWindow::SetWindowStyleFlag( long flag )
1829 {
1830   m_windowStyle = flag;
1831 }
1832
1833 long wxWindow::GetWindowStyleFlag(void) const
1834 {
1835   return m_windowStyle;
1836 }
1837
1838 void wxWindow::CaptureMouse(void)
1839 {
1840   GtkWidget *connect_widget = GetConnectWidget();
1841   gtk_grab_add( connect_widget );
1842   gdk_pointer_grab ( connect_widget->window, FALSE,
1843                     (GdkEventMask)
1844         (GDK_BUTTON_PRESS_MASK |
1845         GDK_BUTTON_RELEASE_MASK |
1846         GDK_POINTER_MOTION_MASK),
1847         NULL, NULL, GDK_CURRENT_TIME );
1848 }
1849
1850 void wxWindow::ReleaseMouse(void)
1851 {
1852   GtkWidget *connect_widget = GetConnectWidget();
1853   gtk_grab_remove( connect_widget );
1854   gdk_pointer_ungrab ( GDK_CURRENT_TIME );
1855 }
1856
1857 void wxWindow::SetTitle( const wxString &WXUNUSED(title) )
1858 {
1859 }
1860
1861 wxString wxWindow::GetTitle(void) const
1862 {
1863   return (wxString&)m_windowName;
1864 }
1865
1866 wxString wxWindow::GetLabel(void) const
1867 {
1868   return GetTitle();
1869 }
1870
1871 void wxWindow::SetName( const wxString &name )
1872 {
1873   m_windowName = name;
1874 }
1875
1876 wxString wxWindow::GetName(void) const
1877 {
1878   return (wxString&)m_windowName;
1879 }
1880
1881 bool wxWindow::IsShown(void) const
1882 {
1883   return m_isShown;
1884 }
1885
1886 bool wxWindow::IsRetained(void)
1887 {
1888   return FALSE;
1889 }
1890
1891 wxWindow *wxWindow::FindWindow( long id )
1892 {
1893   if (id == m_windowId) return this;
1894   wxNode *node = m_children.First();
1895   while (node)
1896   {
1897     wxWindow *child = (wxWindow*)node->Data();
1898     wxWindow *res = child->FindWindow( id );
1899     if (res) return res;
1900     node = node->Next();
1901   }
1902   return NULL;
1903 }
1904
1905 wxWindow *wxWindow::FindWindow( const wxString& name )
1906 {
1907   if (name == m_windowName) return this;
1908   wxNode *node = m_children.First();
1909   while (node)
1910   {
1911     wxWindow *child = (wxWindow*)node->Data();
1912     wxWindow *res = child->FindWindow( name );
1913     if (res) return res;
1914     node = node->Next();
1915   }
1916   return NULL;
1917 }
1918
1919 void wxWindow::SetScrollbar( int orient, int pos, int thumbVisible,
1920       int range, bool WXUNUSED(refresh) )
1921 {
1922   if (!m_wxwindow) return;
1923
1924   if (orient == wxHORIZONTAL)
1925   {
1926     float fpos = (float)pos;
1927     m_oldHorizontalPos = fpos;
1928     float frange = (float)range;
1929     float fthumb = (float)thumbVisible;
1930
1931     if ((fabs(fpos-m_hAdjust->value) < 0.2) &&
1932         (fabs(frange-m_hAdjust->upper) < 0.2) &&
1933   (fabs(fthumb-m_hAdjust->page_size) < 0.2))
1934       return;
1935
1936     m_hAdjust->lower = 0.0;
1937     m_hAdjust->upper = frange;
1938     m_hAdjust->value = fpos;
1939     m_hAdjust->step_increment = 1.0;
1940     m_hAdjust->page_increment = (float)(wxMax(fthumb-2,0));
1941     m_hAdjust->page_size = fthumb;
1942   }
1943   else
1944   {
1945     float fpos = (float)pos;
1946     m_oldVerticalPos = fpos;
1947     float frange = (float)range;
1948     float fthumb = (float)thumbVisible;
1949
1950     if ((fabs(fpos-m_vAdjust->value) < 0.2) &&
1951         (fabs(frange-m_vAdjust->upper) < 0.2) &&
1952   (fabs(fthumb-m_vAdjust->page_size) < 0.2))
1953       return;
1954
1955     m_vAdjust->lower = 0.0;
1956     m_vAdjust->upper = frange;
1957     m_vAdjust->value = fpos;
1958     m_vAdjust->step_increment = 1.0;
1959     m_vAdjust->page_increment = (float)(wxMax(fthumb-2,0));
1960     m_vAdjust->page_size = fthumb;
1961   }
1962
1963   if (m_wxwindow->window)
1964   {
1965     if (orient == wxHORIZONTAL)
1966     {
1967 /*
1968       m_drawingOffsetX = -16000;
1969
1970       gtk_myfixed_set_offset( GTK_MYFIXED(m_wxwindow), m_drawingOffsetX, m_drawingOffsetY );
1971 */
1972       gtk_signal_emit_by_name( GTK_OBJECT(m_hAdjust), "changed" );
1973     }
1974     else
1975     {
1976 /*
1977       m_drawingOffsetY = -16000;
1978
1979       gtk_myfixed_set_offset( GTK_MYFIXED(m_wxwindow), m_drawingOffsetX, m_drawingOffsetY );
1980 */
1981       gtk_signal_emit_by_name( GTK_OBJECT(m_vAdjust), "changed" );
1982     }
1983
1984     gtk_widget_set_usize( m_widget, m_width, m_height );
1985   }
1986 }
1987
1988 void wxWindow::SetScrollPos( int orient, int pos, bool WXUNUSED(refresh) )
1989 {
1990   if (!m_wxwindow) return;
1991
1992   if (orient == wxHORIZONTAL)
1993   {
1994     float fpos = (float)pos;
1995     m_oldHorizontalPos = fpos;
1996
1997     if (fabs(fpos-m_hAdjust->value) < 0.2) return;
1998     m_hAdjust->value = fpos;
1999   }
2000   else
2001   {
2002     float fpos = (float)pos;
2003     m_oldVerticalPos = fpos;
2004     if (fabs(fpos-m_vAdjust->value) < 0.2) return;
2005     m_vAdjust->value = fpos;
2006   }
2007
2008   if (m_wxwindow->window)
2009   {
2010     if (orient == wxHORIZONTAL)
2011       gtk_signal_emit_by_name( GTK_OBJECT(m_hAdjust), "value_changed" );
2012     else
2013       gtk_signal_emit_by_name( GTK_OBJECT(m_vAdjust), "value_changed" );
2014   }
2015 }
2016
2017 int wxWindow::GetScrollThumb( int orient ) const
2018 {
2019   if (!m_wxwindow) return 0;
2020
2021   if (orient == wxHORIZONTAL)
2022     return (int)(m_hAdjust->page_size+0.5);
2023   else
2024     return (int)(m_vAdjust->page_size+0.5);
2025 }
2026
2027 int wxWindow::GetScrollPos( int orient ) const
2028 {
2029   if (!m_wxwindow) return 0;
2030
2031   if (orient == wxHORIZONTAL)
2032     return (int)(m_hAdjust->value+0.5);
2033   else
2034     return (int)(m_vAdjust->value+0.5);
2035 }
2036
2037 int wxWindow::GetScrollRange( int orient ) const
2038 {
2039   if (!m_wxwindow) return 0;
2040
2041   if (orient == wxHORIZONTAL)
2042     return (int)(m_hAdjust->upper+0.5);
2043   else
2044     return (int)(m_vAdjust->upper+0.5);
2045 }
2046
2047 void wxWindow::ScrollWindow( int dx, int dy, const wxRect* WXUNUSED(rect) )
2048 {
2049   if (!m_wxwindow) return;
2050
2051   bool refresh = FALSE;
2052
2053   if ((m_drawingOffsetX == 0) && (m_drawingOffsetY == 0))
2054   {
2055     m_drawingOffsetX = -16000;
2056     m_drawingOffsetY = -16000;
2057     refresh = TRUE;
2058   }
2059   else
2060   {
2061     m_drawingOffsetX += dx;
2062     m_drawingOffsetY += dy;
2063   }
2064
2065 //  printf( "X: %d  Y: %d  \n", (int)m_drawingOffsetX, (int)m_drawingOffsetY );
2066
2067   gtk_myfixed_set_offset( GTK_MYFIXED(m_wxwindow), m_drawingOffsetX, m_drawingOffsetY );
2068
2069   if (refresh) Refresh();
2070
2071 /*
2072     The code here is very nifty, but it doesn't work with
2073     overlapping windows...
2074
2075     int cw = 0;
2076     int ch = 0;
2077     GetClientSize( &cw, &ch );
2078
2079     int w = cw - abs(dx);
2080     int h = ch - abs(dy);
2081     if ((h < 0) || (w < 0))
2082     {
2083       Refresh();
2084       return;
2085     }
2086     int s_x = 0;
2087     int s_y = 0;
2088     if (dx < 0) s_x = -dx;
2089     if (dy < 0) s_y = -dy;
2090     int d_x = 0;
2091     int d_y = 0;
2092     if (dx > 0) d_x = dx;
2093     if (dy > 0) d_y = dy;
2094     gdk_window_copy_area( m_wxwindow->window, m_wxwindow->style->fg_gc[0], d_x, d_y,
2095       m_wxwindow->window, s_x, s_y, w, h );
2096
2097     wxRect rect;
2098     if (dx < 0) rect.x = cw+dx; else rect.x = 0;
2099     if (dy < 0) rect.y = ch+dy; else rect.y = 0;
2100     if (dy != 0) rect.width = cw; else rect.width = abs(dx);
2101     if (dx != 0) rect.height = ch; else rect.height = abs(dy);
2102
2103     Refresh( TRUE, &rect );
2104 */
2105 }
2106
2107 void wxWindow::GetDrawingOffset( long *x, long *y )
2108 {
2109   if (x) *x = m_drawingOffsetX;
2110   if (y) *y = m_drawingOffsetY;
2111 }
2112
2113 //-------------------------------------------------------------------------------------
2114 //          Layout
2115 //-------------------------------------------------------------------------------------
2116
2117 wxLayoutConstraints *wxWindow::GetConstraints(void) const
2118 {
2119   return m_constraints;
2120 }
2121
2122 void wxWindow::SetConstraints( wxLayoutConstraints *constraints )
2123 {
2124   if (m_constraints)
2125   {
2126     UnsetConstraints(m_constraints);
2127     delete m_constraints;
2128   }
2129   m_constraints = constraints;
2130   if (m_constraints)
2131   {
2132     // Make sure other windows know they're part of a 'meaningful relationship'
2133     if (m_constraints->left.GetOtherWindow() && (m_constraints->left.GetOtherWindow() != this))
2134       m_constraints->left.GetOtherWindow()->AddConstraintReference((wxWindow *)this);
2135     if (m_constraints->top.GetOtherWindow() && (m_constraints->top.GetOtherWindow() != this))
2136       m_constraints->top.GetOtherWindow()->AddConstraintReference((wxWindow *)this);
2137     if (m_constraints->right.GetOtherWindow() && (m_constraints->right.GetOtherWindow() != this))
2138       m_constraints->right.GetOtherWindow()->AddConstraintReference((wxWindow *)this);
2139     if (m_constraints->bottom.GetOtherWindow() && (m_constraints->bottom.GetOtherWindow() != this))
2140       m_constraints->bottom.GetOtherWindow()->AddConstraintReference((wxWindow *)this);
2141     if (m_constraints->width.GetOtherWindow() && (m_constraints->width.GetOtherWindow() != this))
2142       m_constraints->width.GetOtherWindow()->AddConstraintReference((wxWindow *)this);
2143     if (m_constraints->height.GetOtherWindow() && (m_constraints->height.GetOtherWindow() != this))
2144       m_constraints->height.GetOtherWindow()->AddConstraintReference((wxWindow *)this);
2145     if (m_constraints->centreX.GetOtherWindow() && (m_constraints->centreX.GetOtherWindow() != this))
2146       m_constraints->centreX.GetOtherWindow()->AddConstraintReference((wxWindow *)this);
2147     if (m_constraints->centreY.GetOtherWindow() && (m_constraints->centreY.GetOtherWindow() != this))
2148       m_constraints->centreY.GetOtherWindow()->AddConstraintReference((wxWindow *)this);
2149   }
2150 ;
2151 }
2152 ;
2153
2154 void wxWindow::SetAutoLayout( bool autoLayout )
2155 {
2156   m_autoLayout = autoLayout;
2157 }
2158
2159 bool wxWindow::GetAutoLayout(void) const
2160 {
2161   return m_autoLayout;
2162 }
2163
2164 wxSizer *wxWindow::GetSizer(void) const
2165 {
2166   return m_windowSizer;
2167 }
2168
2169 void wxWindow::SetSizerParent( wxWindow *win )
2170 {
2171   m_sizerParent = win;
2172 }
2173
2174 wxWindow *wxWindow::GetSizerParent(void) const
2175 {
2176   return m_sizerParent;
2177 }
2178
2179 // This removes any dangling pointers to this window
2180 // in other windows' constraintsInvolvedIn lists.
2181 void wxWindow::UnsetConstraints(wxLayoutConstraints *c)
2182 {
2183   if (c)
2184   {
2185     if (c->left.GetOtherWindow() && (c->top.GetOtherWindow() != this))
2186       c->left.GetOtherWindow()->RemoveConstraintReference((wxWindow *)this);
2187     if (c->top.GetOtherWindow() && (c->top.GetOtherWindow() != this))
2188       c->top.GetOtherWindow()->RemoveConstraintReference((wxWindow *)this);
2189     if (c->right.GetOtherWindow() && (c->right.GetOtherWindow() != this))
2190       c->right.GetOtherWindow()->RemoveConstraintReference((wxWindow *)this);
2191     if (c->bottom.GetOtherWindow() && (c->bottom.GetOtherWindow() != this))
2192       c->bottom.GetOtherWindow()->RemoveConstraintReference((wxWindow *)this);
2193     if (c->width.GetOtherWindow() && (c->width.GetOtherWindow() != this))
2194       c->width.GetOtherWindow()->RemoveConstraintReference((wxWindow *)this);
2195     if (c->height.GetOtherWindow() && (c->height.GetOtherWindow() != this))
2196       c->height.GetOtherWindow()->RemoveConstraintReference((wxWindow *)this);
2197     if (c->centreX.GetOtherWindow() && (c->centreX.GetOtherWindow() != this))
2198       c->centreX.GetOtherWindow()->RemoveConstraintReference((wxWindow *)this);
2199     if (c->centreY.GetOtherWindow() && (c->centreY.GetOtherWindow() != this))
2200       c->centreY.GetOtherWindow()->RemoveConstraintReference((wxWindow *)this);
2201   }
2202 }
2203
2204 // Back-pointer to other windows we're involved with, so if we delete
2205 // this window, we must delete any constraints we're involved with.
2206 void wxWindow::AddConstraintReference(wxWindow *otherWin)
2207 {
2208   if (!m_constraintsInvolvedIn)
2209     m_constraintsInvolvedIn = new wxList;
2210   if (!m_constraintsInvolvedIn->Member(otherWin))
2211     m_constraintsInvolvedIn->Append(otherWin);
2212 }
2213
2214 // REMOVE back-pointer to other windows we're involved with.
2215 void wxWindow::RemoveConstraintReference(wxWindow *otherWin)
2216 {
2217   if (m_constraintsInvolvedIn)
2218     m_constraintsInvolvedIn->DeleteObject(otherWin);
2219 }
2220
2221 // Reset any constraints that mention this window
2222 void wxWindow::DeleteRelatedConstraints(void)
2223 {
2224   if (m_constraintsInvolvedIn)
2225   {
2226     wxNode *node = m_constraintsInvolvedIn->First();
2227     while (node)
2228     {
2229       wxWindow *win = (wxWindow *)node->Data();
2230       wxNode *next = node->Next();
2231       wxLayoutConstraints *constr = win->GetConstraints();
2232
2233       // Reset any constraints involving this window
2234       if (constr)
2235       {
2236         constr->left.ResetIfWin((wxWindow *)this);
2237         constr->top.ResetIfWin((wxWindow *)this);
2238         constr->right.ResetIfWin((wxWindow *)this);
2239         constr->bottom.ResetIfWin((wxWindow *)this);
2240         constr->width.ResetIfWin((wxWindow *)this);
2241         constr->height.ResetIfWin((wxWindow *)this);
2242         constr->centreX.ResetIfWin((wxWindow *)this);
2243         constr->centreY.ResetIfWin((wxWindow *)this);
2244       }
2245       delete node;
2246       node = next;
2247     }
2248     delete m_constraintsInvolvedIn;
2249     m_constraintsInvolvedIn = NULL;
2250   }
2251 }
2252
2253 void wxWindow::SetSizer(wxSizer *sizer)
2254 {
2255   m_windowSizer = sizer;
2256   if (sizer)
2257     sizer->SetSizerParent((wxWindow *)this);
2258 }
2259
2260 /*
2261  * New version
2262  */
2263
2264 bool wxWindow::Layout(void)
2265 {
2266   if (GetConstraints())
2267   {
2268     int w, h;
2269     GetClientSize(&w, &h);
2270     GetConstraints()->width.SetValue(w);
2271     GetConstraints()->height.SetValue(h);
2272   }
2273
2274   // If top level (one sizer), evaluate the sizer's constraints.
2275   if (GetSizer())
2276   {
2277     int noChanges;
2278     GetSizer()->ResetConstraints();   // Mark all constraints as unevaluated
2279     GetSizer()->LayoutPhase1(&noChanges);
2280     GetSizer()->LayoutPhase2(&noChanges);
2281     GetSizer()->SetConstraintSizes(); // Recursively set the real window sizes
2282     return TRUE;
2283   }
2284   else
2285   {
2286     // Otherwise, evaluate child constraints
2287     ResetConstraints();   // Mark all constraints as unevaluated
2288     DoPhase(1);           // Just one phase need if no sizers involved
2289     DoPhase(2);
2290     SetConstraintSizes(); // Recursively set the real window sizes
2291   }
2292   return TRUE;
2293 }
2294
2295
2296 // Do a phase of evaluating constraints:
2297 // the default behaviour. wxSizers may do a similar
2298 // thing, but also impose their own 'constraints'
2299 // and order the evaluation differently.
2300 bool wxWindow::LayoutPhase1(int *noChanges)
2301 {
2302   wxLayoutConstraints *constr = GetConstraints();
2303   if (constr)
2304   {
2305     return constr->SatisfyConstraints((wxWindow *)this, noChanges);
2306   }
2307   else
2308     return TRUE;
2309 }
2310
2311 bool wxWindow::LayoutPhase2(int *noChanges)
2312 {
2313   *noChanges = 0;
2314
2315   // Layout children
2316   DoPhase(1);
2317   DoPhase(2);
2318   return TRUE;
2319 }
2320
2321 // Do a phase of evaluating child constraints
2322 bool wxWindow::DoPhase(int phase)
2323 {
2324   int noIterations = 0;
2325   int maxIterations = 500;
2326   int noChanges = 1;
2327   int noFailures = 0;
2328   wxList succeeded;
2329   while ((noChanges > 0) && (noIterations < maxIterations))
2330   {
2331     noChanges = 0;
2332     noFailures = 0;
2333     wxNode *node = GetChildren()->First();
2334     while (node)
2335     {
2336       wxWindow *child = (wxWindow *)node->Data();
2337       if (!child->IsKindOf(CLASSINFO(wxFrame)) && !child->IsKindOf(CLASSINFO(wxDialog)))
2338       {
2339         wxLayoutConstraints *constr = child->GetConstraints();
2340         if (constr)
2341         {
2342           if (succeeded.Member(child))
2343           {
2344           }
2345           else
2346           {
2347             int tempNoChanges = 0;
2348             bool success = ( (phase == 1) ? child->LayoutPhase1(&tempNoChanges) : child->LayoutPhase2(&tempNoChanges) ) ;
2349             noChanges += tempNoChanges;
2350             if (success)
2351             {
2352               succeeded.Append(child);
2353             }
2354           }
2355         }
2356       }
2357       node = node->Next();
2358     }
2359     noIterations ++;
2360   }
2361   return TRUE;
2362 }
2363
2364 void wxWindow::ResetConstraints(void)
2365 {
2366   wxLayoutConstraints *constr = GetConstraints();
2367   if (constr)
2368   {
2369     constr->left.SetDone(FALSE);
2370     constr->top.SetDone(FALSE);
2371     constr->right.SetDone(FALSE);
2372     constr->bottom.SetDone(FALSE);
2373     constr->width.SetDone(FALSE);
2374     constr->height.SetDone(FALSE);
2375     constr->centreX.SetDone(FALSE);
2376     constr->centreY.SetDone(FALSE);
2377   }
2378   wxNode *node = GetChildren()->First();
2379   while (node)
2380   {
2381     wxWindow *win = (wxWindow *)node->Data();
2382     if (!win->IsKindOf(CLASSINFO(wxFrame)) && !win->IsKindOf(CLASSINFO(wxDialog)))
2383       win->ResetConstraints();
2384     node = node->Next();
2385   }
2386 }
2387
2388 // Need to distinguish between setting the 'fake' size for
2389 // windows and sizers, and setting the real values.
2390 void wxWindow::SetConstraintSizes(bool recurse)
2391 {
2392   wxLayoutConstraints *constr = GetConstraints();
2393   if (constr && constr->left.GetDone() && constr->right.GetDone() &&
2394                 constr->width.GetDone() && constr->height.GetDone())
2395   {
2396     int x = constr->left.GetValue();
2397     int y = constr->top.GetValue();
2398     int w = constr->width.GetValue();
2399     int h = constr->height.GetValue();
2400
2401     // If we don't want to resize this window, just move it...
2402     if ((constr->width.GetRelationship() != wxAsIs) ||
2403         (constr->height.GetRelationship() != wxAsIs))
2404     {
2405       // Calls Layout() recursively. AAAGH. How can we stop that.
2406       // Simply take Layout() out of non-top level OnSizes.
2407       SizerSetSize(x, y, w, h);
2408     }
2409     else
2410     {
2411       SizerMove(x, y);
2412     }
2413   }
2414   else if (constr)
2415   {
2416     char *windowClass = this->GetClassInfo()->GetClassName();
2417
2418     wxString winName;
2419   if (GetName() == "")
2420     winName = _("unnamed");
2421   else
2422     winName = GetName();
2423     wxDebugMsg(_("Constraint(s) not satisfied for window of type %s, name %s:\n"), (const char *)windowClass, (const char *)winName);
2424     if (!constr->left.GetDone())
2425       wxDebugMsg(_("  unsatisfied 'left' constraint.\n"));
2426     if (!constr->right.GetDone())
2427       wxDebugMsg(_("  unsatisfied 'right' constraint.\n"));
2428     if (!constr->width.GetDone())
2429       wxDebugMsg(_("  unsatisfied 'width' constraint.\n"));
2430     if (!constr->height.GetDone())
2431       wxDebugMsg(_("  unsatisfied 'height' constraint.\n"));
2432     wxDebugMsg(_("Please check constraints: try adding AsIs() constraints.\n"));
2433   }
2434
2435   if (recurse)
2436   {
2437     wxNode *node = GetChildren()->First();
2438     while (node)
2439     {
2440       wxWindow *win = (wxWindow *)node->Data();
2441       if (!win->IsKindOf(CLASSINFO(wxFrame)) && !win->IsKindOf(CLASSINFO(wxDialog)))
2442         win->SetConstraintSizes();
2443       node = node->Next();
2444     }
2445   }
2446 }
2447
2448 // This assumes that all sizers are 'on' the same
2449 // window, i.e. the parent of this window.
2450 void wxWindow::TransformSizerToActual(int *x, int *y) const
2451 {
2452   if (!m_sizerParent || m_sizerParent->IsKindOf(CLASSINFO(wxDialog)) ||
2453          m_sizerParent->IsKindOf(CLASSINFO(wxFrame)) )
2454     return;
2455
2456   int xp, yp;
2457   m_sizerParent->GetPosition(&xp, &yp);
2458   m_sizerParent->TransformSizerToActual(&xp, &yp);
2459   *x += xp;
2460   *y += yp;
2461 }
2462
2463 void wxWindow::SizerSetSize(int x, int y, int w, int h)
2464 {
2465   int xx = x;
2466   int yy = y;
2467   TransformSizerToActual(&xx, &yy);
2468   SetSize(xx, yy, w, h);
2469 }
2470
2471 void wxWindow::SizerMove(int x, int y)
2472 {
2473   int xx = x;
2474   int yy = y;
2475   TransformSizerToActual(&xx, &yy);
2476   Move(xx, yy);
2477 }
2478
2479 // Only set the size/position of the constraint (if any)
2480 void wxWindow::SetSizeConstraint(int x, int y, int w, int h)
2481 {
2482   wxLayoutConstraints *constr = GetConstraints();
2483   if (constr)
2484   {
2485     if (x != -1)
2486     {
2487       constr->left.SetValue(x);
2488       constr->left.SetDone(TRUE);
2489     }
2490     if (y != -1)
2491     {
2492       constr->top.SetValue(y);
2493       constr->top.SetDone(TRUE);
2494     }
2495     if (w != -1)
2496     {
2497       constr->width.SetValue(w);
2498       constr->width.SetDone(TRUE);
2499     }
2500     if (h != -1)
2501     {
2502       constr->height.SetValue(h);
2503       constr->height.SetDone(TRUE);
2504     }
2505   }
2506 }
2507
2508 void wxWindow::MoveConstraint(int x, int y)
2509 {
2510   wxLayoutConstraints *constr = GetConstraints();
2511   if (constr)
2512   {
2513     if (x != -1)
2514     {
2515       constr->left.SetValue(x);
2516       constr->left.SetDone(TRUE);
2517     }
2518     if (y != -1)
2519     {
2520       constr->top.SetValue(y);
2521       constr->top.SetDone(TRUE);
2522     }
2523   }
2524 }
2525
2526 void wxWindow::GetSizeConstraint(int *w, int *h) const
2527 {
2528   wxLayoutConstraints *constr = GetConstraints();
2529   if (constr)
2530   {
2531     *w = constr->width.GetValue();
2532     *h = constr->height.GetValue();
2533   }
2534   else
2535     GetSize(w, h);
2536 }
2537
2538 void wxWindow::GetClientSizeConstraint(int *w, int *h) const
2539 {
2540   wxLayoutConstraints *constr = GetConstraints();
2541   if (constr)
2542   {
2543     *w = constr->width.GetValue();
2544     *h = constr->height.GetValue();
2545   }
2546   else
2547     GetClientSize(w, h);
2548 }
2549
2550 void wxWindow::GetPositionConstraint(int *x, int *y) const
2551 {
2552   wxLayoutConstraints *constr = GetConstraints();
2553   if (constr)
2554   {
2555     *x = constr->left.GetValue();
2556     *y = constr->top.GetValue();
2557   }
2558   else
2559     GetPosition(x, y);
2560 }
2561
2562 bool wxWindow::AcceptsFocus() const
2563 {
2564   return IsEnabled() && IsShown();
2565 }
2566
2567 void wxWindow::OnIdle(wxIdleEvent& WXUNUSED(event) )
2568 {
2569   UpdateWindowUI();
2570 }