src/motif/frame.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        frame.cpp
   3 // Purpose:     wxFrame
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     17/09/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "frame.h"
  14 #endif
  15
  16 #include "wx/frame.h"
  17 #include "wx/statusbr.h"
  18 #include "wx/toolbar.h"
  19 #include "wx/menuitem.h"
  20 #include "wx/menu.h"
  21 #include "wx/dcclient.h"
  22 #include "wx/dialog.h"
  23 #include "wx/settings.h"
  24 #include "wx/app.h"
  25 #include "wx/utils.h"
  26
  27 #if defined(__ultrix) || defined(__sgi)
  28 #include <Xm/Frame.h>
  29 #endif
  30
  31 #include <Xm/Xm.h>
  32 #include <X11/Shell.h>
  33 #if XmVersion >= 1002
  34 #include <Xm/XmAll.h>
  35 #else
  36 #include <Xm/Frame.h>
  37 #endif
  38 #include <Xm/MwmUtil.h>
  39 #include <Xm/BulletinB.h>
  40 #include <Xm/Form.h>
  41 #include <Xm/MainW.h>
  42 #include <Xm/RowColumn.h>
  43 #include <Xm/Label.h>
  44 #include <Xm/AtomMgr.h>
  45 #include <Xm/LabelG.h>
  46 #include <Xm/Frame.h>
  47 #if   XmVersion > 1000
  48 #include <Xm/Protocols.h>
  49 #endif
  50
  51 #include "wx/motif/private.h"
  52
  53 void wxCloseFrameCallback(Widget, XtPointer, XmAnyCallbackStruct *cbs);
  54 static void wxFrameFocusProc(Widget workArea, XtPointer clientData,
  55                       XmAnyCallbackStruct *cbs);
  56 static void wxFrameMapProc(Widget frameShell, XtPointer clientData,
  57                            XCrossingEvent * event);
  58
  59 extern wxList wxModelessWindows;
  60 extern wxList wxPendingDelete;
  61
  62 // TODO: this should be tidied so that any frame can be the
  63 // top frame
  64 static bool wxTopLevelUsed = FALSE;
  65
  66 #if !USE_SHARED_LIBRARY
  67 BEGIN_EVENT_TABLE(wxFrame, wxWindow)
  68   EVT_SIZE(wxFrame::OnSize)
  69   EVT_ACTIVATE(wxFrame::OnActivate)
  70   EVT_MENU_HIGHLIGHT_ALL(wxFrame::OnMenuHighlight)
  71   EVT_SYS_COLOUR_CHANGED(wxFrame::OnSysColourChanged)
  72   EVT_IDLE(wxFrame::OnIdle)
  73   EVT_CLOSE(wxFrame::OnCloseWindow)
  74 END_EVENT_TABLE()
  75
  76 IMPLEMENT_DYNAMIC_CLASS(wxFrame, wxWindow)
  77 #endif
  78
  79 #if wxUSE_NATIVE_STATUSBAR
  80 bool wxFrame::m_useNativeStatusBar = TRUE;
  81 #else
  82 bool wxFrame::m_useNativeStatusBar = FALSE;
  83 #endif
  84
  85 wxFrame::wxFrame()
  86 {
  87     m_frameToolBar = NULL ;
  88     m_frameMenuBar = NULL;
  89     m_frameStatusBar = NULL;
  90
  91     m_windowParent = NULL;
  92     m_iconized = FALSE;
  93
  94     //// Motif-specific
  95     m_frameShell = (WXWidget) NULL;
  96     m_frameWidget = (WXWidget) NULL;;
  97     m_workArea = (WXWidget) NULL;;
  98     m_clientArea = (WXWidget) NULL;;
  99     m_visibleStatus = TRUE;
 100     m_title = "";
 101 }
 102
 103 bool wxFrame::Create(wxWindow *parent,
 104            wxWindowID id,
 105            const wxString& title,
 106            const wxPoint& pos,
 107            const wxSize& size,
 108            long style,
 109            const wxString& name)
 110 {
 111   if (!parent)
 112       wxTopLevelWindows.Append(this);
 113
 114   SetName(name);
 115
 116   m_windowStyle = style;
 117   m_frameMenuBar = NULL;
 118   m_frameToolBar = NULL ;
 119   m_frameStatusBar = NULL;
 120
 121   //// Motif-specific
 122   m_frameShell = (WXWidget) NULL;
 123   m_frameWidget = (WXWidget) NULL;;
 124   m_workArea = (WXWidget) NULL;;
 125   m_clientArea = (WXWidget) NULL;;
 126   m_visibleStatus = TRUE;
 127   m_title = "";
 128
 129   SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_APPWORKSPACE));
 130
 131   if ( id > -1 )
 132     m_windowId = id;
 133   else
 134     m_windowId = (int)NewControlId();
 135
 136   if (parent) parent->AddChild(this);
 137
 138   wxModelessWindows.Append(this);
 139
 140   int x = pos.x; int y = pos.y;
 141   int width = size.x; int height = size.y;
 142
 143   if (wxTopLevelUsed)
 144     // Change suggested by Matthew Flatt
 145     m_frameShell = (WXWidget) XtAppCreateShell(name, wxTheApp->GetClassName(), topLevelShellWidgetClass, (Display*) wxGetDisplay(), NULL, 0);
 146   else
 147   {
 148     m_frameShell = wxTheApp->GetTopLevelWidget();
 149     wxTopLevelUsed = TRUE;
 150   }
 151
 152   XtVaSetValues((Widget) m_frameShell,
 153                  // Allows menu to resize
 154                  XmNallowShellResize, True,
 155                  XmNdeleteResponse, XmDO_NOTHING,
 156                  XmNmappedWhenManaged, False,
 157                  XmNiconic, (style & wxICONIZE) ? TRUE : FALSE,
 158                  NULL);
 159
 160   if (!title.IsNull())
 161     XtVaSetValues((Widget) m_frameShell,
 162                   XmNtitle, (const char*) title,
 163                   NULL);
 164
 165   m_frameWidget = (WXWidget) XtVaCreateManagedWidget("main_window",
 166                     xmMainWindowWidgetClass, (Widget) m_frameShell,
 167                     XmNresizePolicy, XmRESIZE_NONE,
 168                     NULL);
 169
 170   m_workArea = (WXWidget) XtVaCreateWidget("form",
 171                     xmFormWidgetClass, (Widget) m_frameWidget,
 172                     XmNresizePolicy, XmRESIZE_NONE,
 173                     NULL);
 174
 175   m_clientArea = (WXWidget) XtVaCreateWidget("client",
 176                     xmBulletinBoardWidgetClass, (Widget) m_workArea,
 177                     XmNmarginWidth, 0,
 178                     XmNmarginHeight, 0,
 179                     XmNrightAttachment, XmATTACH_FORM,
 180                     XmNleftAttachment, XmATTACH_FORM,
 181                     XmNtopAttachment, XmATTACH_FORM,
 182                     XmNbottomAttachment, XmATTACH_FORM,
 183 //                    XmNresizePolicy, XmRESIZE_ANY,
 184                     NULL);
 185
 186   XtVaSetValues((Widget) m_frameWidget,
 187     XmNworkWindow, (Widget) m_workArea,
 188     NULL);
 189
 190
 191   XtManageChild((Widget) m_clientArea);
 192   XtManageChild((Widget) m_workArea);
 193
 194   wxASSERT_MSG ((wxWidgetHashTable->Get((long)m_workArea) == (wxObject*) NULL), "Widget table clash in frame.cpp") ;
 195
 196   wxAddWindowToTable((Widget) m_workArea, this);
 197
 198   XtTranslations ptr ;
 199
 200   XtOverrideTranslations((Widget) m_workArea,
 201               ptr = XtParseTranslationTable("<Configure>: resize()"));
 202
 203   XtFree((char *)ptr);
 204
 205   XtAddCallback((Widget) m_workArea, XmNfocusCallback,
 206                 (XtCallbackProc)wxFrameFocusProc, (XtPointer)this);
 207
 208   /* Part of show-&-hide fix */
 209   XtAddEventHandler((Widget) m_frameShell, StructureNotifyMask,
 210                     False, (XtEventHandler)wxFrameMapProc,
 211                     (XtPointer)m_workArea);
 212
 213   if (x > -1)
 214     XtVaSetValues((Widget) m_frameShell, XmNx, x, NULL);
 215   if (y > -1)
 216     XtVaSetValues((Widget) m_frameShell, XmNy, y, NULL);
 217   if (width > -1)
 218     XtVaSetValues((Widget) m_frameShell, XmNwidth, width, NULL);
 219   if (height > -1)
 220     XtVaSetValues((Widget) m_frameShell, XmNheight, height, NULL);
 221
 222   m_mainWidget = m_frameWidget;
 223
 224   // This patch comes from Torsten Liermann lier@lier1.muc.de
 225   if (XmIsMotifWMRunning( (Widget) m_frameShell ))
 226   {
 227     int decor = 0 ;
 228     if (style & wxRESIZE_BORDER)
 229       decor |= MWM_DECOR_RESIZEH ;
 230     if (style & wxSYSTEM_MENU)
 231       decor |= MWM_DECOR_MENU;
 232     if ((style & wxCAPTION) ||
 233         (style & wxTINY_CAPTION_HORIZ) ||
 234         (style & wxTINY_CAPTION_VERT))
 235       decor |= MWM_DECOR_TITLE;
 236     if (style & wxTHICK_FRAME)
 237       decor |= MWM_DECOR_BORDER;
 238     if (style & wxTHICK_FRAME)
 239       decor |= MWM_DECOR_BORDER;
 240     if (style & wxMINIMIZE_BOX)
 241       decor |= MWM_DECOR_MINIMIZE;
 242     if (style & wxMAXIMIZE_BOX)
 243       decor |= MWM_DECOR_MAXIMIZE;
 244     XtVaSetValues((Widget) m_frameShell,XmNmwmDecorations,decor,NULL) ;
 245   }
 246   // This allows non-Motif window managers to support at least the
 247   // no-decorations case.
 248   else
 249   {
 250     if (style == 0)
 251         XtVaSetValues((Widget) m_frameShell,XmNoverrideRedirect,TRUE,NULL);
 252   }
 253   XtRealizeWidget((Widget) m_frameShell);
 254
 255   // Intercept CLOSE messages from the window manager
 256   Atom WM_DELETE_WINDOW = XmInternAtom(XtDisplay((Widget) m_frameShell), "WM_DELETE_WINDOW", False);
 257 #if (XmREVISION > 1 || XmVERSION > 1)
 258   XmAddWMProtocolCallback((Widget) m_frameShell, WM_DELETE_WINDOW, (XtCallbackProc) wxCloseFrameCallback, (XtPointer)this);
 259 #else
 260 #if XmREVISION == 1
 261   XmAddWMProtocolCallback((Widget) m_frameShell, WM_DELETE_WINDOW, (XtCallbackProc) wxCloseFrameCallback, (caddr_t)this);
 262 #else
 263   XmAddWMProtocolCallback((Widget) m_frameShell, WM_DELETE_WINDOW, (void (*)())wxCloseFrameCallback, (caddr_t)this);
 264 #endif
 265 #endif
 266
 267   PreResize();
 268
 269   wxSizeEvent sizeEvent(wxSize(width, height), GetId());
 270   sizeEvent.SetEventObject(this);
 271
 272   GetEventHandler()->ProcessEvent(sizeEvent);
 273
 274   return TRUE;
 275 }
 276
 277 wxFrame::~wxFrame()
 278 {
 279   if (GetMainWidget())
 280     Show(FALSE);
 281
 282   if (m_frameMenuBar)
 283   {
 284 // Hack to stop core dump on Ultrix, OSF, for some strange reason.
 285 #if MOTIF_MENUBAR_DELETE_FIX
 286     GetMenuBar()->SetMainWidget((WXWidget) NULL);
 287 #endif
 288     delete m_frameMenuBar;
 289     m_frameMenuBar = NULL;
 290   }
 291
 292   wxTopLevelWindows.DeleteObject(this);
 293   wxModelessWindows.DeleteObject(this);
 294
 295   if (m_frameStatusBar)
 296     delete m_frameStatusBar;
 297
 298   DestroyChildren();
 299
 300 /*
 301   int i;
 302   for (i = 0; i < wxMAX_STATUS; i++)
 303     if (statusTextWidget[i])
 304       XtDestroyWidget (statusTextWidget[i]);
 305
 306   if (statusLineForm)
 307     XtDestroyWidget (statusLineForm);
 308
 309   if (statusLineWidget)
 310     XtDestroyWidget (statusLineWidget);
 311  */
 312
 313   wxDeleteWindowFromTable((Widget) m_workArea);
 314
 315   XtDestroyWidget ((Widget) m_workArea);
 316   XtDestroyWidget ((Widget) m_frameWidget);
 317
 318   wxDeleteWindowFromTable((Widget) m_frameWidget);
 319
 320   XtDestroyWidget ((Widget) m_frameShell);
 321
 322   SetMainWidget((WXWidget) NULL);
 323
 324 /* Check if it's the last top-level window */
 325
 326   if (wxTheApp && (wxTopLevelWindows.Number() == 0))
 327   {
 328     wxTheApp->SetTopWindow(NULL);
 329
 330     if (wxTheApp->GetExitOnFrameDelete())
 331     {
 332        // Signal to the app that we're going to close
 333        wxTheApp->ExitMainLoop();
 334     }
 335   }
 336
 337 }
 338
 339 // Get size *available for subwindows* i.e. excluding menu bar, toolbar etc.
 340 void wxFrame::GetClientSize(int *x, int *y) const
 341 {
 342   Dimension xx, yy;
 343   XtVaGetValues((Widget) m_workArea, XmNwidth, &xx, XmNheight, &yy, NULL);
 344
 345   /* TODO
 346   if (status_line_exists)
 347   {
 348     Dimension ys;
 349     XtVaGetValues(statusLineWidget, XmNheight, &ys, NULL);
 350     yy -= ys;
 351   }
 352   */
 353
 354   if (GetMenuBar() != (wxMenuBar*) NULL)
 355   {
 356     // it seems that if a frame holds a panel, the menu bar size
 357     // gets automatically taken care of --- grano@cs.helsinki.fi 4.4.95
 358     bool hasSubPanel = FALSE;
 359     for(wxNode* node = GetChildren()->First(); node; node = node->Next())
 360     {
 361      wxWindow *win = (wxWindow *)node->Data();
 362      hasSubPanel = (win->IsKindOf(CLASSINFO(wxPanel)) && !win->IsKindOf(CLASSINFO(wxDialog)));
 363
 364       if (hasSubPanel)
 365           break;
 366     }
 367     if (! hasSubPanel) {
 368       Dimension ys;
 369       XtVaGetValues((Widget) GetMenuBarWidget(), XmNheight, &ys, NULL);
 370       yy -= ys;
 371     }
 372   }
 373
 374   *x = xx; *y = yy;
 375 }
 376
 377 // Set the client size (i.e. leave the calculation of borders etc.
 378 // to wxWindows)
 379 void wxFrame::SetClientSize(int width, int height)
 380 {
 381   // Calculate how large the new main window should be
 382   // by finding the difference between the client area and the
 383   // main window area, and adding on to the new client area
 384   if (width > -1)
 385     XtVaSetValues((Widget) m_workArea, XmNwidth, width, NULL);
 386
 387   if (height > -1)
 388   {
 389     /* TODO
 390     if (status_line_exists)
 391     {
 392       Dimension ys;
 393       XtVaGetValues(statusLineWidget, XmNheight, &ys, NULL);
 394       height += ys;
 395     }
 396     */
 397     XtVaSetValues((Widget) m_workArea, XmNheight, height, NULL);
 398   }
 399   PreResize();
 400
 401   wxSizeEvent sizeEvent(wxSize(width, height), GetId());
 402   sizeEvent.SetEventObject(this);
 403
 404   GetEventHandler()->ProcessEvent(sizeEvent);
 405
 406 }
 407
 408 void wxFrame::GetSize(int *width, int *height) const
 409 {
 410   Dimension xx, yy;
 411   XtVaGetValues((Widget) m_frameShell, XmNwidth, &xx, XmNheight, &yy, NULL);
 412   *width = xx; *height = yy;
 413 }
 414
 415 void wxFrame::GetPosition(int *x, int *y) const
 416 {
 417     Window parent_window = XtWindow((Widget) m_frameShell),
 418            next_parent   = XtWindow((Widget) m_frameShell),
 419            root          = RootWindowOfScreen(XtScreen((Widget) m_frameShell));
 420
 421     // search for the parent that is child of ROOT, because the WM may
 422     // reparent twice and notify only the next parent (like FVWM)
 423     while (next_parent != root) {
 424         Window *theChildren; unsigned int n;
 425         parent_window = next_parent;
 426         XQueryTree(XtDisplay((Widget) m_frameShell), parent_window, &root,
 427                    &next_parent, &theChildren, &n);
 428         XFree(theChildren); // not needed
 429     }
 430     int xx, yy; unsigned int dummy;
 431     XGetGeometry(XtDisplay((Widget) m_frameShell), parent_window, &root,
 432                  &xx, &yy, &dummy, &dummy, &dummy, &dummy);
 433     if (x) *x = xx;
 434     if (y) *y = yy;
 435 }
 436
 437 void wxFrame::SetSize(int x, int y, int width, int height, int sizeFlags)
 438 {
 439   if (x > -1)
 440     XtVaSetValues((Widget) m_frameShell, XmNx, x, NULL);
 441   if (y > -1)
 442     XtVaSetValues((Widget) m_frameShell, XmNy, y, NULL);
 443   if (width > -1)
 444     XtVaSetValues((Widget) m_frameWidget, XmNwidth, width, NULL);
 445   if (height > -1)
 446     XtVaSetValues((Widget) m_frameWidget, XmNheight, height, NULL);
 447
 448   if (!(height == -1 && width == -1))
 449   {
 450     PreResize();
 451     wxSizeEvent sizeEvent(wxSize(width, height), GetId());
 452     sizeEvent.SetEventObject(this);
 453
 454     GetEventHandler()->ProcessEvent(sizeEvent);
 455   }
 456 }
 457
 458 bool wxFrame::Show(bool show)
 459 {
 460   m_visibleStatus = show; /* show-&-hide fix */
 461
 462   m_isShown = show;
 463   if (show) {
 464     XtMapWidget((Widget) m_frameShell);
 465     XRaiseWindow(XtDisplay((Widget) m_frameShell), XtWindow((Widget) m_frameShell));
 466   } else {
 467     XtUnmapWidget((Widget) m_frameShell);
 468 //    XmUpdateDisplay(wxTheApp->topLevel); // Experimental: may be responsible for crashes
 469   }
 470   return TRUE;
 471 }
 472
 473 void wxFrame::Iconize(bool iconize)
 474 {
 475   if (!iconize)
 476     Show(TRUE);
 477
 478   XtVaSetValues((Widget) m_frameShell, XmNiconic, (Boolean)iconize, NULL);
 479 }
 480
 481 // Equivalent to maximize/restore in Windows
 482 void wxFrame::Maximize(bool maximize)
 483 {
 484   Show(TRUE);
 485
 486   if (maximize)
 487     XtVaSetValues((Widget) m_frameShell, XmNiconic, FALSE, NULL);
 488 }
 489
 490 bool wxFrame::IsIconized() const
 491 {
 492   Boolean iconic;
 493   XtVaGetValues((Widget) m_frameShell, XmNiconic, &iconic, NULL);
 494   return iconic;
 495 }
 496
 497 void wxFrame::SetTitle(const wxString& title)
 498 {
 499   if (title == m_title)
 500     return;
 501
 502   m_title = title;
 503
 504   if (!title.IsNull())
 505     XtVaSetValues((Widget) m_frameShell,
 506                   XmNtitle, (const char*) title,
 507                   XmNiconName, (const char*) title,
 508                   NULL);
 509 }
 510
 511 void wxFrame::SetIcon(const wxIcon& icon)
 512 {
 513   m_icon = icon;
 514
 515   // TODO
 516   /*
 517   if (!icon.Ok() || !icon.GetPixmap())
 518     return;
 519
 520   XtVaSetValues((Widget) m_frameShell, XtNiconPixmap, icon->.GetPixmap(), NULL);
 521   */
 522 }
 523
 524 wxStatusBar *wxFrame::OnCreateStatusBar(int number, long style, wxWindowID id,
 525     const wxString& name)
 526 {
 527     wxStatusBar *statusBar = NULL;
 528
 529     statusBar = new wxStatusBar(this, id, wxPoint(0, 0), wxSize(100, 20),
 530         style, name);
 531
 532     // Set the height according to the font and the border size
 533     wxClientDC dc(statusBar);
 534     dc.SetFont(* statusBar->GetFont());
 535
 536     long x, y;
 537     dc.GetTextExtent("X", &x, &y);
 538
 539     int height = (int)( (y  * 1.1) + 2* statusBar->GetBorderY());
 540
 541     statusBar->SetSize(-1, -1, 100, height);
 542
 543     statusBar->SetFieldsCount(number);
 544     return statusBar;
 545 }
 546
 547 wxStatusBar* wxFrame::CreateStatusBar(int number, long style, wxWindowID id,
 548     const wxString& name)
 549 {
 550   // Calling CreateStatusBar twice is an error.
 551   wxCHECK_MSG( m_frameStatusBar == NULL, FALSE,
 552                "recreating status bar in wxFrame" );
 553
 554   m_frameStatusBar = OnCreateStatusBar(number, style, id,
 555     name);
 556   if ( m_frameStatusBar )
 557   {
 558     PositionStatusBar();
 559     return m_frameStatusBar;
 560   }
 561   else
 562     return NULL;
 563 }
 564
 565 void wxFrame::SetStatusText(const wxString& text, int number)
 566 {
 567   wxCHECK_RET( m_frameStatusBar != NULL, "no statusbar to set text for" );
 568
 569   m_frameStatusBar->SetStatusText(text, number);
 570 }
 571
 572 void wxFrame::SetStatusWidths(int n, const int widths_field[])
 573 {
 574   wxCHECK_RET( m_frameStatusBar != NULL, "no statusbar to set widths for" );
 575
 576   m_frameStatusBar->SetStatusWidths(n, widths_field);
 577   PositionStatusBar();
 578 }
 579
 580 void wxFrame::PositionStatusBar()
 581 {
 582     if (!m_frameStatusBar)
 583       return;
 584
 585     int w, h;
 586     GetClientSize(&w, &h);
 587     int sw, sh;
 588     m_frameStatusBar->GetSize(&sw, &sh);
 589
 590     // Since we wish the status bar to be directly under the client area,
 591     // we use the adjusted sizes without using wxSIZE_NO_ADJUSTMENTS.
 592     m_frameStatusBar->SetSize(0-sh, h, w, sh);
 593 }
 594
 595 WXWidget wxFrame::GetMenuBarWidget() const
 596 {
 597   if (GetMenuBar())
 598     return GetMenuBar()->GetMainWidget();
 599   else
 600     return (WXWidget) NULL;
 601 }
 602
 603 void wxFrame::SetMenuBar(wxMenuBar *menuBar)
 604 {
 605     if (!menuBar)
 606     {
 607         m_frameMenuBar = NULL;
 608         return;
 609     }
 610
 611     // Currently can't set it twice
 612     wxASSERT_MSG( (m_frameMenuBar == (wxMenuBar*) NULL), "Cannot set the menubar more than once");
 613
 614     m_frameMenuBar = menuBar;
 615
 616   Widget menuBarW = XmCreateMenuBar ((Widget) m_frameWidget, "MenuBar", NULL, 0);
 617   m_frameMenuBar->SetMainWidget( (WXWidget) menuBarW);
 618
 619   int i;
 620   for (i = 0; i < menuBar->GetMenuCount(); i++)
 621     {
 622       wxMenu *menu = menuBar->GetMenu(i);
 623       wxString title(menuBar->m_titles[i]);
 624       menu->SetButtonWidget(menu->CreateMenu (menuBar, menuBarW, menu, title, TRUE));
 625
 626       /*
 627        * COMMENT THIS OUT IF YOU DON'T LIKE A RIGHT-JUSTIFIED HELP MENU
 628        */
 629       wxStripMenuCodes ((char*) (const char*) title, wxBuffer);
 630
 631       if (strcmp (wxBuffer, "Help") == 0)
 632         XtVaSetValues ((Widget) menuBarW, XmNmenuHelpWidget, (Widget) menu->GetButtonWidget(), NULL);
 633     }
 634
 635   XtRealizeWidget ((Widget) menuBarW);
 636   XtManageChild ((Widget) menuBarW);
 637   menuBar->SetMenuBarFrame(this);
 638 }
 639
 640 void wxFrame::Fit()
 641 {
 642   // Work out max. size
 643   wxNode *node = GetChildren()->First();
 644   int max_width = 0;
 645   int max_height = 0;
 646   while (node)
 647   {
 648     // Find a child that's a subwindow, but not a dialog box.
 649     wxWindow *win = (wxWindow *)node->Data();
 650
 651     if (!win->IsKindOf(CLASSINFO(wxFrame)) &&
 652          !win->IsKindOf(CLASSINFO(wxDialog)))
 653     {
 654       int width, height;
 655       int x, y;
 656       win->GetSize(&width, &height);
 657       win->GetPosition(&x, &y);
 658
 659       if ((x + width) > max_width)
 660         max_width = x + width;
 661       if ((y + height) > max_height)
 662         max_height = y + height;
 663     }
 664     node = node->Next();
 665   }
 666   SetClientSize(max_width, max_height);
 667 }
 668
 669 // Responds to colour changes, and passes event on to children.
 670 void wxFrame::OnSysColourChanged(wxSysColourChangedEvent& event)
 671 {
 672     SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_APPWORKSPACE));
 673     Refresh();
 674
 675     if ( m_frameStatusBar )
 676     {
 677         wxSysColourChangedEvent event2;
 678         event2.SetEventObject( m_frameStatusBar );
 679         m_frameStatusBar->ProcessEvent(event2);
 680     }
 681
 682     // Propagate the event to the non-top-level children
 683     wxWindow::OnSysColourChanged(event);
 684 }
 685
 686 // Default resizing behaviour - if only ONE subwindow,
 687 // resize to client rectangle size
 688 void wxFrame::OnSize(wxSizeEvent& event)
 689 {
 690   // if we're using constraints - do use them
 691   #if wxUSE_CONSTRAINTS
 692     if ( GetAutoLayout() ) {
 693       Layout();
 694       return;
 695     }
 696   #endif
 697
 698   // do we have _exactly_ one child?
 699   wxWindow *child = NULL;
 700   for ( wxNode *node = GetChildren()->First(); node; node = node->Next() )
 701   {
 702     wxWindow *win = (wxWindow *)node->Data();
 703     if ( !win->IsKindOf(CLASSINFO(wxFrame))  &&
 704          !win->IsKindOf(CLASSINFO(wxDialog)) &&
 705          (win != GetStatusBar()) &&
 706          (win != GetToolBar()) )
 707     {
 708       if ( child )
 709         return;     // it's our second subwindow - nothing to do
 710       child = win;
 711     }
 712   }
 713
 714   if ( child ) {
 715     // we have exactly one child - set it's size to fill the whole frame
 716     int clientW, clientH;
 717     GetClientSize(&clientW, &clientH);
 718
 719     int x = 0;
 720     int y = 0;
 721
 722     child->SetSize(x, y, clientW, clientH);
 723   }
 724 }
 725
 726 // Default activation behaviour - set the focus for the first child
 727 // subwindow found.
 728 void wxFrame::OnActivate(wxActivateEvent& event)
 729 {
 730   for(wxNode *node = GetChildren()->First(); node; node = node->Next())
 731   {
 732     // Find a child that's a subwindow, but not a dialog box.
 733     wxWindow *child = (wxWindow *)node->Data();
 734     if (!child->IsKindOf(CLASSINFO(wxFrame)) &&
 735          !child->IsKindOf(CLASSINFO(wxDialog)))
 736     {
 737 #if WXDEBUG > 1
 738       wxDebugMsg("wxFrame::OnActivate: about to set the child's focus.\n");
 739 #endif
 740       child->SetFocus();
 741       return;
 742     }
 743   }
 744 }
 745
 746 // The default implementation for the close window event - calls
 747 // OnClose for backward compatibility.
 748
 749 void wxFrame::OnCloseWindow(wxCloseEvent& event)
 750 {
 751     // Compatibility
 752     if ( GetEventHandler()->OnClose() || event.GetForce())
 753     {
 754         this->Destroy();
 755     }
 756 }
 757
 758 bool wxFrame::OnClose()
 759 {
 760     return TRUE;
 761 }
 762
 763 // Destroy the window (delayed, if a managed window)
 764 bool wxFrame::Destroy()
 765 {
 766   if (!wxPendingDelete.Member(this))
 767     wxPendingDelete.Append(this);
 768   return TRUE;
 769 }
 770
 771 // Default menu selection behaviour - display a help string
 772 void wxFrame::OnMenuHighlight(wxMenuEvent& event)
 773 {
 774   if (GetStatusBar())
 775   {
 776     if (event.GetMenuId() == -1)
 777       SetStatusText("");
 778     else
 779     {
 780       wxMenuBar *menuBar = GetMenuBar();
 781       if (menuBar)
 782       {
 783         wxString helpString(menuBar->GetHelpString(event.GetMenuId()));
 784         if (helpString != "")
 785           SetStatusText(helpString);
 786       }
 787     }
 788   }
 789 }
 790
 791 wxMenuBar *wxFrame::GetMenuBar() const
 792 {
 793   return m_frameMenuBar;
 794 }
 795
 796 void wxFrame::Centre(int direction)
 797 {
 798   int display_width, display_height, width, height, x, y;
 799   wxDisplaySize(&display_width, &display_height);
 800
 801   GetSize(&width, &height);
 802   GetPosition(&x, &y);
 803
 804   if (direction & wxHORIZONTAL)
 805     x = (int)((display_width - width)/2);
 806   if (direction & wxVERTICAL)
 807     y = (int)((display_height - height)/2);
 808
 809   SetSize(x, y, width, height);
 810 }
 811
 812 // Call this to simulate a menu command
 813 void wxFrame::Command(int id)
 814 {
 815   ProcessCommand(id);
 816 }
 817
 818 void wxFrame::ProcessCommand(int id)
 819 {
 820   wxCommandEvent commandEvent(wxEVENT_TYPE_MENU_COMMAND, id);
 821   commandEvent.SetInt( id );
 822   commandEvent.SetEventObject( this );
 823
 824   wxMenuBar *bar = GetMenuBar() ;
 825   if (!bar)
 826     return;
 827
 828 /* TODO: check the menu item if required
 829   wxMenuItem *item = bar->FindItemForId(id) ;
 830   if (item && item->IsCheckable())
 831   {
 832     bar->Check(id,!bar->Checked(id)) ;
 833   }
 834 */
 835
 836   GetEventHandler()->ProcessEvent(commandEvent);
 837 }
 838
 839 // Checks if there is a toolbar, and returns the first free client position
 840 wxPoint wxFrame::GetClientAreaOrigin() const
 841 {
 842     wxPoint pt(0, 0);
 843     if (GetToolBar())
 844     {
 845         int w, h;
 846         GetToolBar()->GetSize(& w, & h);
 847
 848         if (GetToolBar()->GetWindowStyleFlag() & wxTB_VERTICAL)
 849         {
 850             pt.x += w;
 851         }
 852         else
 853         {
 854             pt.y += h;
 855         }
 856     }
 857     return pt;
 858 }
 859
 860 wxToolBar* wxFrame::CreateToolBar(long style, wxWindowID id, const wxString& name)
 861 {
 862     wxCHECK_MSG( m_frameToolBar == NULL, FALSE,
 863                "recreating toolbar in wxFrame" );
 864
 865     wxToolBar* toolBar = OnCreateToolBar(style, id, name);
 866     if (toolBar)
 867     {
 868         SetToolBar(toolBar);
 869         PositionToolBar();
 870         return toolBar;
 871     }
 872     else
 873     {
 874         return NULL;
 875     }
 876 }
 877
 878 wxToolBar* wxFrame::OnCreateToolBar(long style, wxWindowID id, const wxString& name)
 879 {
 880     return new wxToolBar(this, id, wxDefaultPosition, wxDefaultSize, style, name);
 881 }
 882
 883 void wxFrame::PositionToolBar()
 884 {
 885     int cw, ch;
 886
 887     // TODO: we actually need to use the low-level client size, before
 888     // the toolbar/status bar were added.
 889     // So DEFINITELY replace the line below with something appropriate.
 890
 891     GetClientSize(& cw, &ch);
 892
 893     if ( GetStatusBar() )
 894     {
 895       int statusX, statusY;
 896       GetStatusBar()->GetClientSize(&statusX, &statusY);
 897       ch -= statusY;
 898     }
 899
 900     if (GetToolBar())
 901     {
 902         int tw, th;
 903         GetToolBar()->GetSize(& tw, & th);
 904
 905         if (GetToolBar()->GetWindowStyleFlag() & wxTB_VERTICAL)
 906         {
 907             // Use the 'real' position. wxSIZE_NO_ADJUSTMENTS
 908             // means, pretend we don't have toolbar/status bar, so we
 909             // have the original client size.
 910             GetToolBar()->SetSize(0, 0, tw, ch, wxSIZE_NO_ADJUSTMENTS);
 911         }
 912         else
 913         {
 914             // Use the 'real' position
 915             GetToolBar()->SetSize(0, 0, cw, th, wxSIZE_NO_ADJUSTMENTS);
 916         }
 917     }
 918 }
 919
 920 void wxFrame::CaptureMouse()
 921 {
 922   if (m_winCaptured)
 923     return;
 924
 925   if (GetMainWidget())
 926     XtAddGrab((Widget) m_frameShell, TRUE, FALSE);
 927   m_winCaptured = TRUE;
 928 }
 929
 930 void wxFrame::ReleaseMouse()
 931 {
 932   if (!m_winCaptured)
 933     return;
 934
 935   if (GetMainWidget())
 936     XtRemoveGrab((Widget) m_frameShell);
 937   m_winCaptured = FALSE;
 938 }
 939
 940 void wxFrame::Raise(void)
 941 {
 942     Window parent_window = XtWindow((Widget) m_frameShell),
 943            next_parent   = XtWindow((Widget) m_frameShell),
 944            root          = RootWindowOfScreen(XtScreen((Widget) m_frameShell));
 945     // search for the parent that is child of ROOT, because the WM may
 946     // reparent twice and notify only the next parent (like FVWM)
 947     while (next_parent != root) {
 948         Window *theChildren; unsigned int n;
 949         parent_window = next_parent;
 950         XQueryTree(XtDisplay((Widget) m_frameShell), parent_window, &root,
 951                    &next_parent, &theChildren, &n);
 952         XFree(theChildren); // not needed
 953     }
 954     XRaiseWindow(XtDisplay((Widget) m_frameShell), parent_window);
 955 }
 956
 957 void wxFrame::Lower(void)
 958 {
 959     Window parent_window = XtWindow((Widget) m_frameShell),
 960            next_parent   = XtWindow((Widget) m_frameShell),
 961            root          = RootWindowOfScreen(XtScreen((Widget) m_frameShell));
 962     // search for the parent that is child of ROOT, because the WM may
 963     // reparent twice and notify only the next parent (like FVWM)
 964     while (next_parent != root) {
 965         Window *theChildren; unsigned int n;
 966         parent_window = next_parent;
 967         XQueryTree(XtDisplay((Widget) m_frameShell), parent_window, &root,
 968                    &next_parent, &theChildren, &n);
 969         XFree(theChildren); // not needed
 970     }
 971     XLowerWindow(XtDisplay((Widget) m_frameShell), parent_window);
 972 }
 973
 974 void wxFrame::SetToolBar(wxToolBar *toolbar)
 975 { m_frameToolBar = toolbar; }
 976
 977 wxToolBar *wxFrame::GetToolBar() const
 978 { return m_frameToolBar; }
 979
 980 static void wxFrameFocusProc(Widget workArea, XtPointer clientData,
 981                       XmAnyCallbackStruct *cbs)
 982 {
 983   wxFrame *frame = (wxFrame *)clientData;
 984
 985   // wxDebugMsg("focus proc from frame %ld\n",(long)frame);
 986   // TODO
 987   //  frame->GetEventHandler()->OnSetFocus();
 988 }
 989
 990 /* MATTEW: Used to insure that hide-&-show within an event cycle works */
 991 static void wxFrameMapProc(Widget frameShell, XtPointer clientData,
 992                            XCrossingEvent * event)
 993 {
 994   wxFrame *frame = (wxFrame *)wxWidgetHashTable->Get((long)clientData);
 995
 996   if (frame) {
 997     XEvent *e = (XEvent *)event;
 998
 999     if (e->xany.type == MapNotify)
1000     {
1001       // Iconize fix
1002       XtVaSetValues(frameShell, XmNiconic, (Boolean)False, NULL);
1003       if (!frame->GetVisibleStatus())
1004       {
1005         /* We really wanted this to be hidden! */
1006         XtUnmapWidget((Widget) frame->GetShellWidget());
1007       }
1008     }
1009     else if (e->xany.type == UnmapNotify)
1010       // Iconize fix
1011       XtVaSetValues(frameShell, XmNiconic, (Boolean)True, NULL);
1012   }
1013 }
1014
1015 //// Motif-specific
1016 bool wxFrame::PreResize()
1017 {
1018   PositionStatusBar();
1019   return TRUE;
1020 }
1021
1022 WXWidget wxFrame::GetClientWidget() const
1023 {
1024   return m_clientArea;
1025 }
1026
1027 void wxCloseFrameCallback(Widget widget, XtPointer client_data, XmAnyCallbackStruct *cbs)
1028 {
1029   wxFrame *frame = (wxFrame *)client_data;
1030
1031   wxCloseEvent closeEvent(wxEVT_CLOSE_WINDOW, frame->GetId());
1032   closeEvent.SetEventObject(frame);
1033
1034   // May delete the frame (with delayed deletion)
1035   frame->GetEventHandler()->ProcessEvent(closeEvent);
1036 }