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   if (m_frameStatusBar)
 346   {
 347     int sbw, sbh;
 348     m_frameStatusBar->GetSize(& sbw, & sbh);
 349     yy -= sbh;
 350   }
 351   if (m_frameToolBar)
 352   {
 353     int tbw, tbh;
 354     m_frameToolBar->GetSize(& tbw, & tbh);
 355     if (m_frameToolBar->GetWindowStyleFlag() & wxTB_VERTICAL)
 356       xx -= tbw;
 357     else
 358       yy -= tbh;
 359   }
 360 /*
 361   if (GetMenuBar() != (wxMenuBar*) NULL)
 362   {
 363     // it seems that if a frame holds a panel, the menu bar size
 364     // gets automatically taken care of --- grano@cs.helsinki.fi 4.4.95
 365     bool hasSubPanel = FALSE;
 366     for(wxNode* node = GetChildren()->First(); node; node = node->Next())
 367     {
 368      wxWindow *win = (wxWindow *)node->Data();
 369      hasSubPanel = (win->IsKindOf(CLASSINFO(wxPanel)) && !win->IsKindOf(CLASSINFO(wxDialog)));
 370
 371       if (hasSubPanel)
 372           break;
 373     }
 374     if (! hasSubPanel) {
 375       Dimension ys;
 376       XtVaGetValues((Widget) GetMenuBarWidget(), XmNheight, &ys, NULL);
 377       yy -= ys;
 378     }
 379   }
 380  */
 381
 382   *x = xx; *y = yy;
 383 }
 384
 385 // Set the client size (i.e. leave the calculation of borders etc.
 386 // to wxWindows)
 387 void wxFrame::SetClientSize(int width, int height)
 388 {
 389   // Calculate how large the new main window should be
 390   // by finding the difference between the client area and the
 391   // main window area, and adding on to the new client area
 392   if (width > -1)
 393     XtVaSetValues((Widget) m_workArea, XmNwidth, width, NULL);
 394
 395   if (height > -1)
 396   {
 397     if (m_frameStatusBar)
 398     {
 399       int sbw, sbh;
 400       m_frameStatusBar->GetSize(& sbw, & sbh);
 401       height += sbh;
 402     }
 403     if (m_frameToolBar)
 404     {
 405       int tbw, tbh;
 406       m_frameToolBar->GetSize(& tbw, & tbh);
 407       if (m_frameToolBar->GetWindowStyleFlag() & wxTB_VERTICAL)
 408         width += tbw;
 409       else
 410         height += tbh;
 411     }
 412
 413     XtVaSetValues((Widget) m_workArea, XmNheight, height, NULL);
 414   }
 415   PreResize();
 416
 417   wxSizeEvent sizeEvent(wxSize(width, height), GetId());
 418   sizeEvent.SetEventObject(this);
 419
 420   GetEventHandler()->ProcessEvent(sizeEvent);
 421
 422 }
 423
 424 void wxFrame::GetSize(int *width, int *height) const
 425 {
 426   Dimension xx, yy;
 427   XtVaGetValues((Widget) m_frameShell, XmNwidth, &xx, XmNheight, &yy, NULL);
 428   *width = xx; *height = yy;
 429 }
 430
 431 void wxFrame::GetPosition(int *x, int *y) const
 432 {
 433     Window parent_window = XtWindow((Widget) m_frameShell),
 434            next_parent   = XtWindow((Widget) m_frameShell),
 435            root          = RootWindowOfScreen(XtScreen((Widget) m_frameShell));
 436
 437     // search for the parent that is child of ROOT, because the WM may
 438     // reparent twice and notify only the next parent (like FVWM)
 439     while (next_parent != root) {
 440         Window *theChildren; unsigned int n;
 441         parent_window = next_parent;
 442         XQueryTree(XtDisplay((Widget) m_frameShell), parent_window, &root,
 443                    &next_parent, &theChildren, &n);
 444         XFree(theChildren); // not needed
 445     }
 446     int xx, yy; unsigned int dummy;
 447     XGetGeometry(XtDisplay((Widget) m_frameShell), parent_window, &root,
 448                  &xx, &yy, &dummy, &dummy, &dummy, &dummy);
 449     if (x) *x = xx;
 450     if (y) *y = yy;
 451 }
 452
 453 void wxFrame::SetSize(int x, int y, int width, int height, int sizeFlags)
 454 {
 455   if (x > -1)
 456     XtVaSetValues((Widget) m_frameShell, XmNx, x, NULL);
 457   if (y > -1)
 458     XtVaSetValues((Widget) m_frameShell, XmNy, y, NULL);
 459   if (width > -1)
 460     XtVaSetValues((Widget) m_frameWidget, XmNwidth, width, NULL);
 461   if (height > -1)
 462     XtVaSetValues((Widget) m_frameWidget, XmNheight, height, NULL);
 463
 464   if (!(height == -1 && width == -1))
 465   {
 466     PreResize();
 467     wxSizeEvent sizeEvent(wxSize(width, height), GetId());
 468     sizeEvent.SetEventObject(this);
 469
 470     GetEventHandler()->ProcessEvent(sizeEvent);
 471   }
 472 }
 473
 474 bool wxFrame::Show(bool show)
 475 {
 476   m_visibleStatus = show; /* show-&-hide fix */
 477
 478   m_isShown = show;
 479   if (show) {
 480     XtMapWidget((Widget) m_frameShell);
 481     XRaiseWindow(XtDisplay((Widget) m_frameShell), XtWindow((Widget) m_frameShell));
 482   } else {
 483     XtUnmapWidget((Widget) m_frameShell);
 484 //    XmUpdateDisplay(wxTheApp->topLevel); // Experimental: may be responsible for crashes
 485   }
 486   return TRUE;
 487 }
 488
 489 void wxFrame::Iconize(bool iconize)
 490 {
 491   if (!iconize)
 492     Show(TRUE);
 493
 494   XtVaSetValues((Widget) m_frameShell, XmNiconic, (Boolean)iconize, NULL);
 495 }
 496
 497 // Equivalent to maximize/restore in Windows
 498 void wxFrame::Maximize(bool maximize)
 499 {
 500   Show(TRUE);
 501
 502   if (maximize)
 503     XtVaSetValues((Widget) m_frameShell, XmNiconic, FALSE, NULL);
 504 }
 505
 506 bool wxFrame::IsIconized() const
 507 {
 508   Boolean iconic;
 509   XtVaGetValues((Widget) m_frameShell, XmNiconic, &iconic, NULL);
 510   return iconic;
 511 }
 512
 513 void wxFrame::SetTitle(const wxString& title)
 514 {
 515   if (title == m_title)
 516     return;
 517
 518   m_title = title;
 519
 520   if (!title.IsNull())
 521     XtVaSetValues((Widget) m_frameShell,
 522                   XmNtitle, (const char*) title,
 523                   XmNiconName, (const char*) title,
 524                   NULL);
 525 }
 526
 527 void wxFrame::SetIcon(const wxIcon& icon)
 528 {
 529   m_icon = icon;
 530
 531   // TODO
 532   /*
 533   if (!icon.Ok() || !icon.GetPixmap())
 534     return;
 535
 536   XtVaSetValues((Widget) m_frameShell, XtNiconPixmap, icon->.GetPixmap(), NULL);
 537   */
 538 }
 539
 540 wxStatusBar *wxFrame::OnCreateStatusBar(int number, long style, wxWindowID id,
 541     const wxString& name)
 542 {
 543     wxStatusBar *statusBar = NULL;
 544
 545     statusBar = new wxStatusBar(this, id, wxPoint(0, 0), wxSize(100, 20),
 546         style, name);
 547
 548     // Set the height according to the font and the border size
 549     wxClientDC dc(statusBar);
 550     dc.SetFont(* statusBar->GetFont());
 551
 552     long x, y;
 553     dc.GetTextExtent("X", &x, &y);
 554
 555     int height = (int)( (y  * 1.1) + 2* statusBar->GetBorderY());
 556
 557     statusBar->SetSize(-1, -1, 100, height);
 558
 559     statusBar->SetFieldsCount(number);
 560     return statusBar;
 561 }
 562
 563 wxStatusBar* wxFrame::CreateStatusBar(int number, long style, wxWindowID id,
 564     const wxString& name)
 565 {
 566   // Calling CreateStatusBar twice is an error.
 567   wxCHECK_MSG( m_frameStatusBar == NULL, FALSE,
 568                "recreating status bar in wxFrame" );
 569
 570   m_frameStatusBar = OnCreateStatusBar(number, style, id,
 571     name);
 572   if ( m_frameStatusBar )
 573   {
 574     PositionStatusBar();
 575     return m_frameStatusBar;
 576   }
 577   else
 578     return NULL;
 579 }
 580
 581 void wxFrame::SetStatusText(const wxString& text, int number)
 582 {
 583   wxCHECK_RET( m_frameStatusBar != NULL, "no statusbar to set text for" );
 584
 585   m_frameStatusBar->SetStatusText(text, number);
 586 }
 587
 588 void wxFrame::SetStatusWidths(int n, const int widths_field[])
 589 {
 590   wxCHECK_RET( m_frameStatusBar != NULL, "no statusbar to set widths for" );
 591
 592   m_frameStatusBar->SetStatusWidths(n, widths_field);
 593   PositionStatusBar();
 594 }
 595
 596 void wxFrame::PositionStatusBar()
 597 {
 598     if (!m_frameStatusBar)
 599       return;
 600
 601     int w, h;
 602     GetClientSize(&w, &h);
 603     int sw, sh;
 604     m_frameStatusBar->GetSize(&sw, &sh);
 605
 606     // Since we wish the status bar to be directly under the client area,
 607     // we use the adjusted sizes without using wxSIZE_NO_ADJUSTMENTS.
 608     m_frameStatusBar->SetSize(0, h, w, sh);
 609 }
 610
 611 WXWidget wxFrame::GetMenuBarWidget() const
 612 {
 613   if (GetMenuBar())
 614     return GetMenuBar()->GetMainWidget();
 615   else
 616     return (WXWidget) NULL;
 617 }
 618
 619 void wxFrame::SetMenuBar(wxMenuBar *menuBar)
 620 {
 621     if (!menuBar)
 622     {
 623         m_frameMenuBar = NULL;
 624         return;
 625     }
 626
 627     // Currently can't set it twice
 628     wxASSERT_MSG( (m_frameMenuBar == (wxMenuBar*) NULL), "Cannot set the menubar more than once");
 629
 630     m_frameMenuBar = menuBar;
 631
 632   Widget menuBarW = XmCreateMenuBar ((Widget) m_frameWidget, "MenuBar", NULL, 0);
 633   m_frameMenuBar->SetMainWidget( (WXWidget) menuBarW);
 634
 635   int i;
 636   for (i = 0; i < menuBar->GetMenuCount(); i++)
 637     {
 638       wxMenu *menu = menuBar->GetMenu(i);
 639       wxString title(menuBar->m_titles[i]);
 640       menu->SetButtonWidget(menu->CreateMenu (menuBar, menuBarW, menu, title, TRUE));
 641
 642       /*
 643        * COMMENT THIS OUT IF YOU DON'T LIKE A RIGHT-JUSTIFIED HELP MENU
 644        */
 645       wxStripMenuCodes ((char*) (const char*) title, wxBuffer);
 646
 647       if (strcmp (wxBuffer, "Help") == 0)
 648         XtVaSetValues ((Widget) menuBarW, XmNmenuHelpWidget, (Widget) menu->GetButtonWidget(), NULL);
 649     }
 650
 651   XtRealizeWidget ((Widget) menuBarW);
 652   XtManageChild ((Widget) menuBarW);
 653   menuBar->SetMenuBarFrame(this);
 654 }
 655
 656 void wxFrame::Fit()
 657 {
 658   // Work out max. size
 659   wxNode *node = GetChildren()->First();
 660   int max_width = 0;
 661   int max_height = 0;
 662   while (node)
 663   {
 664     // Find a child that's a subwindow, but not a dialog box.
 665     wxWindow *win = (wxWindow *)node->Data();
 666
 667     if (!win->IsKindOf(CLASSINFO(wxFrame)) &&
 668          !win->IsKindOf(CLASSINFO(wxDialog)))
 669     {
 670       int width, height;
 671       int x, y;
 672       win->GetSize(&width, &height);
 673       win->GetPosition(&x, &y);
 674
 675       if ((x + width) > max_width)
 676         max_width = x + width;
 677       if ((y + height) > max_height)
 678         max_height = y + height;
 679     }
 680     node = node->Next();
 681   }
 682   SetClientSize(max_width, max_height);
 683 }
 684
 685 // Responds to colour changes, and passes event on to children.
 686 void wxFrame::OnSysColourChanged(wxSysColourChangedEvent& event)
 687 {
 688     SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_APPWORKSPACE));
 689     Refresh();
 690
 691     if ( m_frameStatusBar )
 692     {
 693         wxSysColourChangedEvent event2;
 694         event2.SetEventObject( m_frameStatusBar );
 695         m_frameStatusBar->ProcessEvent(event2);
 696     }
 697
 698     // Propagate the event to the non-top-level children
 699     wxWindow::OnSysColourChanged(event);
 700 }
 701
 702 // Default resizing behaviour - if only ONE subwindow,
 703 // resize to client rectangle size
 704 void wxFrame::OnSize(wxSizeEvent& event)
 705 {
 706   // if we're using constraints - do use them
 707   #if wxUSE_CONSTRAINTS
 708     if ( GetAutoLayout() ) {
 709       Layout();
 710       return;
 711     }
 712   #endif
 713
 714   // do we have _exactly_ one child?
 715   wxWindow *child = NULL;
 716   for ( wxNode *node = GetChildren()->First(); node; node = node->Next() )
 717   {
 718     wxWindow *win = (wxWindow *)node->Data();
 719     if ( !win->IsKindOf(CLASSINFO(wxFrame))  &&
 720          !win->IsKindOf(CLASSINFO(wxDialog)) &&
 721          (win != GetStatusBar()) &&
 722          (win != GetToolBar()) )
 723     {
 724       if ( child )
 725         return;     // it's our second subwindow - nothing to do
 726       child = win;
 727     }
 728   }
 729
 730   if ( child ) {
 731     // we have exactly one child - set it's size to fill the whole frame
 732     int clientW, clientH;
 733     GetClientSize(&clientW, &clientH);
 734
 735     int x = 0;
 736     int y = 0;
 737
 738     child->SetSize(x, y, clientW, clientH);
 739   }
 740 }
 741
 742 // Default activation behaviour - set the focus for the first child
 743 // subwindow found.
 744 void wxFrame::OnActivate(wxActivateEvent& event)
 745 {
 746   for(wxNode *node = GetChildren()->First(); node; node = node->Next())
 747   {
 748     // Find a child that's a subwindow, but not a dialog box.
 749     wxWindow *child = (wxWindow *)node->Data();
 750     if (!child->IsKindOf(CLASSINFO(wxFrame)) &&
 751          !child->IsKindOf(CLASSINFO(wxDialog)))
 752     {
 753 #if WXDEBUG > 1
 754       wxDebugMsg("wxFrame::OnActivate: about to set the child's focus.\n");
 755 #endif
 756       child->SetFocus();
 757       return;
 758     }
 759   }
 760 }
 761
 762 // The default implementation for the close window event - calls
 763 // OnClose for backward compatibility.
 764
 765 void wxFrame::OnCloseWindow(wxCloseEvent& event)
 766 {
 767     // Compatibility
 768     if ( GetEventHandler()->OnClose() || event.GetForce())
 769     {
 770         this->Destroy();
 771     }
 772 }
 773
 774 bool wxFrame::OnClose()
 775 {
 776     return TRUE;
 777 }
 778
 779 // Destroy the window (delayed, if a managed window)
 780 bool wxFrame::Destroy()
 781 {
 782   if (!wxPendingDelete.Member(this))
 783     wxPendingDelete.Append(this);
 784   return TRUE;
 785 }
 786
 787 // Default menu selection behaviour - display a help string
 788 void wxFrame::OnMenuHighlight(wxMenuEvent& event)
 789 {
 790   if (GetStatusBar())
 791   {
 792     if (event.GetMenuId() == -1)
 793       SetStatusText("");
 794     else
 795     {
 796       wxMenuBar *menuBar = GetMenuBar();
 797       if (menuBar)
 798       {
 799         wxString helpString(menuBar->GetHelpString(event.GetMenuId()));
 800         if (helpString != "")
 801           SetStatusText(helpString);
 802       }
 803     }
 804   }
 805 }
 806
 807 wxMenuBar *wxFrame::GetMenuBar() const
 808 {
 809   return m_frameMenuBar;
 810 }
 811
 812 void wxFrame::Centre(int direction)
 813 {
 814   int display_width, display_height, width, height, x, y;
 815   wxDisplaySize(&display_width, &display_height);
 816
 817   GetSize(&width, &height);
 818   GetPosition(&x, &y);
 819
 820   if (direction & wxHORIZONTAL)
 821     x = (int)((display_width - width)/2);
 822   if (direction & wxVERTICAL)
 823     y = (int)((display_height - height)/2);
 824
 825   SetSize(x, y, width, height);
 826 }
 827
 828 // Call this to simulate a menu command
 829 void wxFrame::Command(int id)
 830 {
 831   ProcessCommand(id);
 832 }
 833
 834 void wxFrame::ProcessCommand(int id)
 835 {
 836   wxCommandEvent commandEvent(wxEVENT_TYPE_MENU_COMMAND, id);
 837   commandEvent.SetInt( id );
 838   commandEvent.SetEventObject( this );
 839
 840   wxMenuBar *bar = GetMenuBar() ;
 841   if (!bar)
 842     return;
 843
 844 /* TODO: check the menu item if required
 845   wxMenuItem *item = bar->FindItemForId(id) ;
 846   if (item && item->IsCheckable())
 847   {
 848     bar->Check(id,!bar->Checked(id)) ;
 849   }
 850 */
 851
 852   GetEventHandler()->ProcessEvent(commandEvent);
 853 }
 854
 855 // Checks if there is a toolbar, and returns the first free client position
 856 wxPoint wxFrame::GetClientAreaOrigin() const
 857 {
 858     wxPoint pt(0, 0);
 859     if (GetToolBar())
 860     {
 861         int w, h;
 862         GetToolBar()->GetSize(& w, & h);
 863
 864         if (GetToolBar()->GetWindowStyleFlag() & wxTB_VERTICAL)
 865         {
 866             pt.x += w;
 867         }
 868         else
 869         {
 870             pt.y += h;
 871         }
 872     }
 873     return pt;
 874 }
 875
 876 wxToolBar* wxFrame::CreateToolBar(long style, wxWindowID id, const wxString& name)
 877 {
 878     wxCHECK_MSG( m_frameToolBar == NULL, FALSE,
 879                "recreating toolbar in wxFrame" );
 880
 881     wxToolBar* toolBar = OnCreateToolBar(style, id, name);
 882     if (toolBar)
 883     {
 884         SetToolBar(toolBar);
 885         PositionToolBar();
 886         return toolBar;
 887     }
 888     else
 889     {
 890         return NULL;
 891     }
 892 }
 893
 894 wxToolBar* wxFrame::OnCreateToolBar(long style, wxWindowID id, const wxString& name)
 895 {
 896     return new wxToolBar(this, id, wxPoint(0, 0), wxSize(100, 24), style, name);
 897 }
 898
 899 void wxFrame::PositionToolBar()
 900 {
 901     int cw, ch;
 902
 903     GetClientSize(& cw, &ch);
 904
 905     if (GetToolBar())
 906     {
 907         int tw, th;
 908         GetToolBar()->GetSize(& tw, & th);
 909
 910         if (GetToolBar()->GetWindowStyleFlag() & wxTB_VERTICAL)
 911         {
 912             // Use the 'real' position. wxSIZE_NO_ADJUSTMENTS
 913             // means, pretend we don't have toolbar/status bar, so we
 914             // have the original client size.
 915             GetToolBar()->SetSize(0, 0, tw, ch + th, wxSIZE_NO_ADJUSTMENTS);
 916         }
 917         else
 918         {
 919             // Use the 'real' position
 920             GetToolBar()->SetSize(0, 0, cw, th, wxSIZE_NO_ADJUSTMENTS);
 921         }
 922     }
 923 }
 924
 925 void wxFrame::CaptureMouse()
 926 {
 927   if (m_winCaptured)
 928     return;
 929
 930   if (GetMainWidget())
 931     XtAddGrab((Widget) m_frameShell, TRUE, FALSE);
 932   m_winCaptured = TRUE;
 933 }
 934
 935 void wxFrame::ReleaseMouse()
 936 {
 937   if (!m_winCaptured)
 938     return;
 939
 940   if (GetMainWidget())
 941     XtRemoveGrab((Widget) m_frameShell);
 942   m_winCaptured = FALSE;
 943 }
 944
 945 void wxFrame::Raise(void)
 946 {
 947     Window parent_window = XtWindow((Widget) m_frameShell),
 948            next_parent   = XtWindow((Widget) m_frameShell),
 949            root          = RootWindowOfScreen(XtScreen((Widget) m_frameShell));
 950     // search for the parent that is child of ROOT, because the WM may
 951     // reparent twice and notify only the next parent (like FVWM)
 952     while (next_parent != root) {
 953         Window *theChildren; unsigned int n;
 954         parent_window = next_parent;
 955         XQueryTree(XtDisplay((Widget) m_frameShell), parent_window, &root,
 956                    &next_parent, &theChildren, &n);
 957         XFree(theChildren); // not needed
 958     }
 959     XRaiseWindow(XtDisplay((Widget) m_frameShell), parent_window);
 960 }
 961
 962 void wxFrame::Lower(void)
 963 {
 964     Window parent_window = XtWindow((Widget) m_frameShell),
 965            next_parent   = XtWindow((Widget) m_frameShell),
 966            root          = RootWindowOfScreen(XtScreen((Widget) m_frameShell));
 967     // search for the parent that is child of ROOT, because the WM may
 968     // reparent twice and notify only the next parent (like FVWM)
 969     while (next_parent != root) {
 970         Window *theChildren; unsigned int n;
 971         parent_window = next_parent;
 972         XQueryTree(XtDisplay((Widget) m_frameShell), parent_window, &root,
 973                    &next_parent, &theChildren, &n);
 974         XFree(theChildren); // not needed
 975     }
 976     XLowerWindow(XtDisplay((Widget) m_frameShell), parent_window);
 977 }
 978
 979 void wxFrame::SetToolBar(wxToolBar *toolbar)
 980 { m_frameToolBar = toolbar; }
 981
 982 wxToolBar *wxFrame::GetToolBar() const
 983 { return m_frameToolBar; }
 984
 985 static void wxFrameFocusProc(Widget workArea, XtPointer clientData,
 986                       XmAnyCallbackStruct *cbs)
 987 {
 988   wxFrame *frame = (wxFrame *)clientData;
 989
 990   // wxDebugMsg("focus proc from frame %ld\n",(long)frame);
 991   // TODO
 992   //  frame->GetEventHandler()->OnSetFocus();
 993 }
 994
 995 /* MATTEW: Used to insure that hide-&-show within an event cycle works */
 996 static void wxFrameMapProc(Widget frameShell, XtPointer clientData,
 997                            XCrossingEvent * event)
 998 {
 999   wxFrame *frame = (wxFrame *)wxWidgetHashTable->Get((long)clientData);
1000
1001   if (frame) {
1002     XEvent *e = (XEvent *)event;
1003
1004     if (e->xany.type == MapNotify)
1005     {
1006       // Iconize fix
1007       XtVaSetValues(frameShell, XmNiconic, (Boolean)False, NULL);
1008       if (!frame->GetVisibleStatus())
1009       {
1010         /* We really wanted this to be hidden! */
1011         XtUnmapWidget((Widget) frame->GetShellWidget());
1012       }
1013     }
1014     else if (e->xany.type == UnmapNotify)
1015       // Iconize fix
1016       XtVaSetValues(frameShell, XmNiconic, (Boolean)True, NULL);
1017   }
1018 }
1019
1020 //// Motif-specific
1021 bool wxFrame::PreResize()
1022 {
1023   PositionToolBar();
1024   PositionStatusBar();
1025   return TRUE;
1026 }
1027
1028 WXWidget wxFrame::GetClientWidget() const
1029 {
1030   return m_clientArea;
1031 }
1032
1033 void wxCloseFrameCallback(Widget widget, XtPointer client_data, XmAnyCallbackStruct *cbs)
1034 {
1035   wxFrame *frame = (wxFrame *)client_data;
1036
1037   wxCloseEvent closeEvent(wxEVT_CLOSE_WINDOW, frame->GetId());
1038   closeEvent.SetEventObject(frame);
1039
1040   // May delete the frame (with delayed deletion)
1041   frame->GetEventHandler()->ProcessEvent(closeEvent);
1042 }