src/motif/frame.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        motif/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 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 #ifdef __GNUG__
  21     #pragma implementation "frame.h"
  22 #endif
  23
  24
  25 #ifdef __VMS
  26 #define XtDisplay XTDISPLAY
  27 #define XtWindow XTWINDOW
  28 #define XtScreen XTSCREEN
  29 #endif
  30
  31 # include "wx/frame.h"
  32 #include "wx/statusbr.h"
  33 #include "wx/toolbar.h"
  34 #include "wx/menuitem.h"
  35 #include "wx/menu.h"
  36 #include "wx/dcclient.h"
  37 #include "wx/dialog.h"
  38 #include "wx/settings.h"
  39 #include "wx/app.h"
  40 #include "wx/utils.h"
  41 #include "wx/log.h"
  42
  43 #ifdef __VMS__
  44     #pragma message disable nosimpint
  45 #endif
  46
  47 #if defined(__ultrix) || defined(__sgi)
  48     #include <Xm/Frame.h>
  49 #endif
  50
  51 #include <Xm/Xm.h>
  52 #include <X11/Shell.h>
  53 #if XmVersion >= 1002
  54     #include <Xm/XmAll.h>
  55 #else
  56     #include <Xm/Frame.h>
  57 #endif
  58 #include <Xm/MwmUtil.h>
  59 #include <Xm/BulletinB.h>
  60 #include <Xm/Form.h>
  61 #include <Xm/MainW.h>
  62 #include <Xm/RowColumn.h>
  63 #include <Xm/Label.h>
  64 #include <Xm/AtomMgr.h>
  65 #include <Xm/LabelG.h>
  66 #include <Xm/Frame.h>
  67 #if   XmVersion > 1000
  68     #include <Xm/Protocols.h>
  69 #endif
  70
  71 #ifdef __VMS__
  72     #pragma message enable nosimpint
  73 #endif
  74
  75 #include "wx/motif/private.h"
  76
  77 // ----------------------------------------------------------------------------
  78 // private functions
  79 // ----------------------------------------------------------------------------
  80
  81 static void wxFrameEventHandler(Widget    wid,
  82                              XtPointer WXUNUSED(client_data),
  83                              XEvent*   event,
  84                              Boolean*  continueToDispatch);
  85 static void wxCloseFrameCallback(Widget, XtPointer, XmAnyCallbackStruct *cbs);
  86 static void wxFrameFocusProc(Widget workArea, XtPointer clientData,
  87                             XmAnyCallbackStruct *cbs);
  88 static void wxFrameMapProc(Widget frameShell, XtPointer clientData,
  89                            XCrossingEvent * event);
  90
  91 // ----------------------------------------------------------------------------
  92 // globals
  93 // ----------------------------------------------------------------------------
  94
  95 extern wxList wxModelessWindows;
  96 extern wxList wxPendingDelete;
  97
  98 // TODO: this should be tidied so that any frame can be the
  99 // top frame
 100 static bool wxTopLevelUsed = FALSE;
 101
 102 // ----------------------------------------------------------------------------
 103 // wxWin macros
 104 // ----------------------------------------------------------------------------
 105
 106 BEGIN_EVENT_TABLE(wxFrame, wxFrameBase)
 107     EVT_ACTIVATE(wxFrame::OnActivate)
 108     EVT_SYS_COLOUR_CHANGED(wxFrame::OnSysColourChanged)
 109 END_EVENT_TABLE()
 110
 111 IMPLEMENT_DYNAMIC_CLASS(wxFrame, wxWindow)
 112
 113 // ============================================================================
 114 // implementation
 115 // ============================================================================
 116
 117 // ----------------------------------------------------------------------------
 118 // frame construction
 119 // ----------------------------------------------------------------------------
 120
 121 void wxFrame::Init()
 122 {
 123     m_iconized = FALSE;
 124
 125     //// Motif-specific
 126     m_frameShell = (WXWidget) NULL;
 127     m_frameWidget = (WXWidget) NULL;;
 128     m_workArea = (WXWidget) NULL;;
 129     m_clientArea = (WXWidget) NULL;;
 130     m_visibleStatus = TRUE;
 131 }
 132
 133 bool wxFrame::Create(wxWindow *parent,
 134                      wxWindowID id,
 135                      const wxString& title,
 136                      const wxPoint& pos,
 137                      const wxSize& size,
 138                      long style,
 139                      const wxString& name)
 140 {
 141     if ( parent )
 142         parent->AddChild(this);
 143     else
 144         wxTopLevelWindows.Append(this);
 145
 146     wxModelessWindows.Append(this);
 147
 148     SetName(name);
 149
 150     m_windowStyle = style;
 151
 152     m_backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE);
 153     m_foregroundColour = *wxBLACK;
 154     m_font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
 155
 156     if ( id > -1 )
 157         m_windowId = id;
 158     else
 159         m_windowId = (int)NewControlId();
 160
 161     int x = pos.x, y = pos.y;
 162     int width = size.x, height = size.y;
 163
 164     // Set reasonable values for position and size if defaults have been
 165     // requested
 166     //
 167     // MB TODO: something better than these arbitrary values ?
 168     // VZ       should use X resources for this...
 169     if ( width == -1 )
 170         width = 400;
 171     if ( height == -1 )
 172         height = 400;
 173
 174     int displayW, displayH;
 175     wxDisplaySize( &displayW, &displayH );
 176
 177     if ( x == -1 )
 178     {
 179         x = (displayW - width) / 2;
 180         if (x < 10) x = 10;
 181     }
 182     if ( y == -1 )
 183     {
 184         y = (displayH - height) / 2;
 185         if (y < 10) y = 10;
 186     }
 187
 188     // VZ: what does this do??
 189     if (wxTopLevelUsed)
 190     {
 191         // Change suggested by Matthew Flatt
 192         m_frameShell = (WXWidget)XtAppCreateShell
 193                                  (
 194                                   name,
 195                                   wxTheApp->GetClassName(),
 196                                   topLevelShellWidgetClass,
 197                                   (Display*) wxGetDisplay(),
 198                                   NULL,
 199                                   0
 200                                  );
 201     }
 202     else
 203     {
 204         m_frameShell = wxTheApp->GetTopLevelWidget();
 205         wxTopLevelUsed = TRUE;
 206     }
 207
 208     XtVaSetValues((Widget) m_frameShell,
 209         // Allows menu to resize
 210         XmNallowShellResize, True,
 211         XmNdeleteResponse, XmDO_NOTHING,
 212         XmNmappedWhenManaged, False,
 213         XmNiconic, (style & wxICONIZE) ? TRUE : FALSE,
 214         NULL);
 215
 216     if (!title.IsEmpty())
 217         XtVaSetValues((Widget) m_frameShell,
 218         XmNtitle, title.c_str(),
 219         NULL);
 220
 221     m_frameWidget = (WXWidget) XtVaCreateManagedWidget("main_window",
 222         xmMainWindowWidgetClass, (Widget) m_frameShell,
 223         XmNresizePolicy, XmRESIZE_NONE,
 224         NULL);
 225
 226     m_workArea = (WXWidget) XtVaCreateWidget("form",
 227         xmFormWidgetClass, (Widget) m_frameWidget,
 228         XmNresizePolicy, XmRESIZE_NONE,
 229         NULL);
 230
 231     m_clientArea = (WXWidget) XtVaCreateWidget("client",
 232         xmBulletinBoardWidgetClass, (Widget) m_workArea,
 233         XmNmarginWidth, 0,
 234         XmNmarginHeight, 0,
 235         XmNrightAttachment, XmATTACH_FORM,
 236         XmNleftAttachment, XmATTACH_FORM,
 237         XmNtopAttachment, XmATTACH_FORM,
 238         XmNbottomAttachment, XmATTACH_FORM,
 239         //                    XmNresizePolicy, XmRESIZE_ANY,
 240         NULL);
 241
 242     wxLogTrace(wxTRACE_Messages,
 243                "Created frame (0x%08x) with work area 0x%08x and client "
 244                "area 0x%08x", m_frameWidget, m_workArea, m_clientArea);
 245
 246     XtAddEventHandler((Widget) m_clientArea, ExposureMask,FALSE,
 247         wxUniversalRepaintProc, (XtPointer) this);
 248
 249     XtAddEventHandler((Widget) m_clientArea,
 250         ButtonPressMask | ButtonReleaseMask | PointerMotionMask | KeyPressMask,
 251         FALSE,
 252         wxFrameEventHandler,
 253         (XtPointer)this);
 254
 255     XtVaSetValues((Widget) m_frameWidget,
 256         XmNworkWindow, (Widget) m_workArea,
 257         NULL);
 258
 259     XtManageChild((Widget) m_clientArea);
 260     XtManageChild((Widget) m_workArea);
 261
 262     wxAddWindowToTable((Widget) m_workArea, this);
 263     wxAddWindowToTable((Widget) m_clientArea, this);
 264
 265     XtTranslations ptr;
 266
 267     XtOverrideTranslations((Widget) m_workArea,
 268         ptr = XtParseTranslationTable("<Configure>: resize()"));
 269
 270     XtFree((char *)ptr);
 271
 272     XtAddCallback((Widget) m_workArea, XmNfocusCallback,
 273         (XtCallbackProc)wxFrameFocusProc, (XtPointer)this);
 274
 275     /* Part of show-&-hide fix */
 276     XtAddEventHandler((Widget) m_frameShell, StructureNotifyMask,
 277         False, (XtEventHandler)wxFrameMapProc,
 278         (XtPointer)m_workArea);
 279
 280     if (x > -1)
 281         XtVaSetValues((Widget) m_frameShell, XmNx, x, NULL);
 282     if (y > -1)
 283         XtVaSetValues((Widget) m_frameShell, XmNy, y, NULL);
 284     if (width > -1)
 285         XtVaSetValues((Widget) m_frameShell, XmNwidth, width, NULL);
 286     if (height > -1)
 287         XtVaSetValues((Widget) m_frameShell, XmNheight, height, NULL);
 288
 289     m_mainWidget = m_frameWidget;
 290
 291     ChangeFont(FALSE);
 292
 293     // This patch comes from Torsten Liermann lier@lier1.muc.de
 294     if (XmIsMotifWMRunning( (Widget) m_frameShell ))
 295     {
 296         int decor = 0;
 297         if (style & wxRESIZE_BORDER)
 298             decor |= MWM_DECOR_RESIZEH;
 299         if (style & wxSYSTEM_MENU)
 300             decor |= MWM_DECOR_MENU;
 301         if ((style & wxCAPTION) ||
 302             (style & wxTINY_CAPTION_HORIZ) ||
 303             (style & wxTINY_CAPTION_VERT))
 304             decor |= MWM_DECOR_TITLE;
 305         if (style & wxTHICK_FRAME)
 306             decor |= MWM_DECOR_BORDER;
 307         if (style & wxTHICK_FRAME)
 308             decor |= MWM_DECOR_BORDER;
 309         if (style & wxMINIMIZE_BOX)
 310             decor |= MWM_DECOR_MINIMIZE;
 311         if (style & wxMAXIMIZE_BOX)
 312             decor |= MWM_DECOR_MAXIMIZE;
 313         XtVaSetValues((Widget) m_frameShell,XmNmwmDecorations,decor,NULL);
 314     }
 315     // This allows non-Motif window managers to support at least the
 316     // no-decorations case.
 317     else
 318     {
 319         if (style == 0)
 320             XtVaSetValues((Widget) m_frameShell,XmNoverrideRedirect,TRUE,NULL);
 321     }
 322     XtRealizeWidget((Widget) m_frameShell);
 323
 324     // Intercept CLOSE messages from the window manager
 325     Atom WM_DELETE_WINDOW = XmInternAtom(XtDisplay((Widget) m_frameShell), "WM_DELETE_WINDOW", False);
 326 #if (XmREVISION > 1 || XmVERSION > 1)
 327     XmAddWMProtocolCallback((Widget) m_frameShell, WM_DELETE_WINDOW, (XtCallbackProc) wxCloseFrameCallback, (XtPointer)this);
 328 #else
 329 #if XmREVISION == 1
 330     XmAddWMProtocolCallback((Widget) m_frameShell, WM_DELETE_WINDOW, (XtCallbackProc) wxCloseFrameCallback, (caddr_t)this);
 331 #else
 332     XmAddWMProtocolCallback((Widget) m_frameShell, WM_DELETE_WINDOW, (void (*)())wxCloseFrameCallback, (caddr_t)this);
 333 #endif
 334 #endif
 335
 336     ChangeBackgroundColour();
 337
 338     PreResize();
 339
 340     wxSizeEvent sizeEvent(wxSize(width, height), GetId());
 341     sizeEvent.SetEventObject(this);
 342
 343     GetEventHandler()->ProcessEvent(sizeEvent);
 344
 345     return TRUE;
 346 }
 347
 348 wxFrame::~wxFrame()
 349 {
 350     m_isBeingDeleted = TRUE;
 351
 352     if (m_clientArea)
 353     {
 354       XtRemoveEventHandler((Widget) m_clientArea, ExposureMask, FALSE,
 355           wxUniversalRepaintProc, (XtPointer) this);
 356       XtRemoveEventHandler((Widget) m_clientArea, ButtonPressMask | ButtonReleaseMask | PointerMotionMask | KeyPressMask,
 357           FALSE,
 358           wxFrameEventHandler, (XtPointer) this);
 359       wxDeleteWindowFromTable((Widget) m_clientArea);
 360     }
 361
 362     if (GetMainWidget())
 363         Show(FALSE);
 364
 365     if (m_frameMenuBar)
 366     {
 367         m_frameMenuBar->DestroyMenuBar();
 368
 369         // Hack to stop core dump on Ultrix, OSF, for some strange reason.
 370 #if MOTIF_MENUBAR_DELETE_FIX
 371         GetMenuBar()->SetMainWidget((WXWidget) NULL);
 372 #endif
 373         delete m_frameMenuBar;
 374         m_frameMenuBar = NULL;
 375     }
 376
 377     wxTopLevelWindows.DeleteObject(this);
 378     wxModelessWindows.DeleteObject(this);
 379
 380     if (m_frameStatusBar)
 381     {
 382         delete m_frameStatusBar;
 383         m_frameStatusBar = NULL;
 384     }
 385
 386     DestroyChildren();
 387
 388     if (m_workArea)
 389     {
 390         wxDeleteWindowFromTable((Widget) m_workArea);
 391
 392         XtDestroyWidget ((Widget) m_workArea);
 393     }
 394
 395     if (m_frameWidget)
 396     {
 397         wxDeleteWindowFromTable((Widget) m_frameWidget);
 398         XtDestroyWidget ((Widget) m_frameWidget);
 399     }
 400
 401     if (m_frameShell)
 402         XtDestroyWidget ((Widget) m_frameShell);
 403
 404     SetMainWidget((WXWidget) NULL);
 405
 406     /* Check if it's the last top-level window */
 407
 408     if (wxTheApp && (wxTopLevelWindows.Number() == 0))
 409     {
 410         wxTheApp->SetTopWindow(NULL);
 411
 412         if (wxTheApp->GetExitOnFrameDelete())
 413         {
 414             // Signal to the app that we're going to close
 415             wxTheApp->ExitMainLoop();
 416         }
 417     }
 418 }
 419
 420 // Get size *available for subwindows* i.e. excluding menu bar, toolbar etc.
 421 void wxFrame::DoGetClientSize(int *x, int *y) const
 422 {
 423     Dimension xx, yy;
 424     XtVaGetValues((Widget) m_workArea, XmNwidth, &xx, XmNheight, &yy, NULL);
 425
 426     if (m_frameStatusBar)
 427     {
 428         int sbw, sbh;
 429         m_frameStatusBar->GetSize(& sbw, & sbh);
 430         yy -= sbh;
 431     }
 432 #if wxUSE_TOOLBAR
 433     if (m_frameToolBar)
 434     {
 435         int tbw, tbh;
 436         m_frameToolBar->GetSize(& tbw, & tbh);
 437         if (m_frameToolBar->GetWindowStyleFlag() & wxTB_VERTICAL)
 438             xx -= tbw;
 439         else
 440             yy -= tbh;
 441     }
 442 #endif // wxUSE_TOOLBAR
 443     /*
 444     if (GetMenuBar() != (wxMenuBar*) NULL)
 445     {
 446     // it seems that if a frame holds a panel, the menu bar size
 447     // gets automatically taken care of --- grano@cs.helsinki.fi 4.4.95
 448     bool hasSubPanel = FALSE;
 449     for(wxNode* node = GetChildren().First(); node; node = node->Next())
 450     {
 451     wxWindow *win = (wxWindow *)node->Data();
 452     hasSubPanel = (win->IsKindOf(CLASSINFO(wxPanel)) && !win->IsKindOf(CLASSINFO(wxDialog)));
 453
 454       if (hasSubPanel)
 455       break;
 456       }
 457       if (! hasSubPanel) {
 458       Dimension ys;
 459       XtVaGetValues((Widget) GetMenuBarWidget(), XmNheight, &ys, NULL);
 460       yy -= ys;
 461       }
 462       }
 463     */
 464
 465     *x = xx; *y = yy;
 466 }
 467
 468 // Set the client size (i.e. leave the calculation of borders etc.
 469 // to wxWindows)
 470 void wxFrame::DoSetClientSize(int width, int height)
 471 {
 472     // Calculate how large the new main window should be
 473     // by finding the difference between the client area and the
 474     // main window area, and adding on to the new client area
 475     if (width > -1)
 476         XtVaSetValues((Widget) m_workArea, XmNwidth, width, NULL);
 477
 478     if (height > -1)
 479     {
 480         if (m_frameStatusBar)
 481         {
 482             int sbw, sbh;
 483             m_frameStatusBar->GetSize(& sbw, & sbh);
 484             height += sbh;
 485         }
 486 #if wxUSE_TOOLBAR
 487         if (m_frameToolBar)
 488         {
 489             int tbw, tbh;
 490             m_frameToolBar->GetSize(& tbw, & tbh);
 491             if (m_frameToolBar->GetWindowStyleFlag() & wxTB_VERTICAL)
 492                 width += tbw;
 493             else
 494                 height += tbh;
 495         }
 496 #endif // wxUSE_TOOLBAR
 497
 498         XtVaSetValues((Widget) m_workArea, XmNheight, height, NULL);
 499     }
 500     PreResize();
 501
 502     wxSizeEvent sizeEvent(wxSize(width, height), GetId());
 503     sizeEvent.SetEventObject(this);
 504
 505     GetEventHandler()->ProcessEvent(sizeEvent);
 506
 507 }
 508
 509 void wxFrame::DoGetSize(int *width, int *height) const
 510 {
 511     Dimension xx, yy;
 512     XtVaGetValues((Widget) m_frameShell, XmNwidth, &xx, XmNheight, &yy, NULL);
 513     *width = xx; *height = yy;
 514 }
 515
 516 void wxFrame::DoGetPosition(int *x, int *y) const
 517 {
 518     Window parent_window = XtWindow((Widget) m_frameShell),
 519         next_parent   = XtWindow((Widget) m_frameShell),
 520         root          = RootWindowOfScreen(XtScreen((Widget) m_frameShell));
 521
 522     // search for the parent that is child of ROOT, because the WM may
 523     // reparent twice and notify only the next parent (like FVWM)
 524     while (next_parent != root) {
 525         Window *theChildren; unsigned int n;
 526         parent_window = next_parent;
 527         XQueryTree(XtDisplay((Widget) m_frameShell), parent_window, &root,
 528             &next_parent, &theChildren, &n);
 529         XFree(theChildren); // not needed
 530     }
 531     int xx, yy; unsigned int dummy;
 532     XGetGeometry(XtDisplay((Widget) m_frameShell), parent_window, &root,
 533         &xx, &yy, &dummy, &dummy, &dummy, &dummy);
 534     if (x) *x = xx;
 535     if (y) *y = yy;
 536 }
 537
 538 void wxFrame::DoSetSize(int x, int y, int width, int height, int WXUNUSED(sizeFlags))
 539 {
 540     if (x > -1)
 541         XtVaSetValues((Widget) m_frameShell, XmNx, x, NULL);
 542     if (y > -1)
 543         XtVaSetValues((Widget) m_frameShell, XmNy, y, NULL);
 544     if (width > -1)
 545         XtVaSetValues((Widget) m_frameWidget, XmNwidth, width, NULL);
 546     if (height > -1)
 547         XtVaSetValues((Widget) m_frameWidget, XmNheight, height, NULL);
 548
 549     if (!(height == -1 && width == -1))
 550     {
 551         PreResize();
 552
 553         wxSizeEvent sizeEvent(wxSize(width, height), GetId());
 554         sizeEvent.SetEventObject(this);
 555
 556         GetEventHandler()->ProcessEvent(sizeEvent);
 557     }
 558 }
 559
 560 bool wxFrame::Show(bool show)
 561 {
 562     if (!m_frameShell)
 563         return wxWindow::Show(show);
 564
 565     m_visibleStatus = show; /* show-&-hide fix */
 566
 567     m_isShown = show;
 568     if (show) {
 569         XtMapWidget((Widget) m_frameShell);
 570         XRaiseWindow(XtDisplay((Widget) m_frameShell), XtWindow((Widget) m_frameShell));
 571     } else {
 572         XtUnmapWidget((Widget) m_frameShell);
 573         //    XmUpdateDisplay(wxTheApp->topLevel); // Experimental: may be responsible for crashes
 574     }
 575     return TRUE;
 576 }
 577
 578 void wxFrame::Iconize(bool iconize)
 579 {
 580     if (!iconize)
 581         Show(TRUE);
 582
 583     if (m_frameShell)
 584         XtVaSetValues((Widget) m_frameShell, XmNiconic, (Boolean)iconize, NULL);
 585 }
 586
 587 void wxFrame::Restore()
 588 {
 589     if ( m_frameShell )
 590         XtVaSetValues((Widget) m_frameShell, XmNiconic, FALSE, NULL);
 591 }
 592
 593 void wxFrame::Maximize(bool maximize)
 594 {
 595     Show(TRUE);
 596
 597     if ( maximize )
 598         Restore();
 599 }
 600
 601 bool wxFrame::IsIconized() const
 602 {
 603     if (!m_frameShell)
 604         return FALSE;
 605
 606     Boolean iconic;
 607     XtVaGetValues((Widget) m_frameShell, XmNiconic, &iconic, NULL);
 608     return iconic;
 609 }
 610
 611 // Is it maximized?
 612 bool wxFrame::IsMaximized() const
 613 {
 614     // No maximizing in Motif (?)
 615     return FALSE;
 616 }
 617
 618 void wxFrame::SetTitle(const wxString& title)
 619 {
 620     if (title == m_title)
 621         return;
 622
 623     m_title = title;
 624
 625     if (!title.IsNull())
 626         XtVaSetValues((Widget) m_frameShell,
 627         XmNtitle, title.c_str(),
 628         XmNiconName, title.c_str(),
 629         NULL);
 630 }
 631
 632 void wxFrame::SetIcon(const wxIcon& icon)
 633 {
 634     m_icon = icon;
 635
 636     if (!m_frameShell)
 637         return;
 638
 639     if (!icon.Ok() || !icon.GetPixmap())
 640         return;
 641
 642     XtVaSetValues((Widget) m_frameShell, XtNiconPixmap, icon.GetPixmap(), NULL);
 643 }
 644
 645 void wxFrame::PositionStatusBar()
 646 {
 647     if (!m_frameStatusBar)
 648         return;
 649
 650     int w, h;
 651     GetClientSize(&w, &h);
 652     int sw, sh;
 653     m_frameStatusBar->GetSize(&sw, &sh);
 654
 655     // Since we wish the status bar to be directly under the client area,
 656     // we use the adjusted sizes without using wxSIZE_NO_ADJUSTMENTS.
 657     m_frameStatusBar->SetSize(0, h, w, sh);
 658 }
 659
 660 WXWidget wxFrame::GetMenuBarWidget() const
 661 {
 662     if (GetMenuBar())
 663         return GetMenuBar()->GetMainWidget();
 664     else
 665         return (WXWidget) NULL;
 666 }
 667
 668 void wxFrame::SetMenuBar(wxMenuBar *menuBar)
 669 {
 670     if (!menuBar)
 671     {
 672         m_frameMenuBar = NULL;
 673         return;
 674     }
 675
 676     // Currently can't set it twice
 677     //    wxASSERT_MSG( (m_frameMenuBar == (wxMenuBar*) NULL), "Cannot set the menubar more than once");
 678
 679     if (m_frameMenuBar)
 680     {
 681         m_frameMenuBar->DestroyMenuBar();
 682         delete m_frameMenuBar;
 683     }
 684
 685     m_frameMenuBar = menuBar;
 686     m_frameMenuBar->CreateMenuBar(this);
 687 }
 688
 689 // Responds to colour changes, and passes event on to children.
 690 void wxFrame::OnSysColourChanged(wxSysColourChangedEvent& event)
 691 {
 692     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE));
 693     Refresh();
 694
 695     if ( m_frameStatusBar )
 696     {
 697         wxSysColourChangedEvent event2;
 698         event2.SetEventObject( m_frameStatusBar );
 699         m_frameStatusBar->ProcessEvent(event2);
 700     }
 701
 702     // Propagate the event to the non-top-level children
 703     wxWindow::OnSysColourChanged(event);
 704 }
 705
 706 // Default activation behaviour - set the focus for the first child
 707 // subwindow found.
 708 void wxFrame::OnActivate(wxActivateEvent& event)
 709 {
 710     if (!event.GetActive())
 711         return;
 712
 713     for(wxNode *node = GetChildren().First(); node; node = node->Next())
 714     {
 715         // Find a child that's a subwindow, but not a dialog box.
 716         wxWindow *child = (wxWindow *)node->Data();
 717         if (!child->IsKindOf(CLASSINFO(wxFrame)) &&
 718             !child->IsKindOf(CLASSINFO(wxDialog)))
 719         {
 720             child->SetFocus();
 721             return;
 722         }
 723     }
 724 }
 725
 726 #if wxUSE_TOOLBAR
 727
 728 wxToolBar* wxFrame::CreateToolBar(long style,
 729                                   wxWindowID id,
 730                                   const wxString& name)
 731 {
 732     if ( wxFrameBase::CreateToolBar(style, id, name) )
 733     {
 734         PositionToolBar();
 735     }
 736
 737     return m_frameToolBar;
 738 }
 739
 740 void wxFrame::PositionToolBar()
 741 {
 742     if (GetToolBar())
 743     {
 744         int cw, ch;
 745         GetClientSize(& cw, &ch);
 746
 747         int tw, th;
 748         GetToolBar()->GetSize(& tw, & th);
 749
 750         if (GetToolBar()->GetWindowStyleFlag() & wxTB_VERTICAL)
 751         {
 752             // Use the 'real' position. wxSIZE_NO_ADJUSTMENTS
 753             // means, pretend we don't have toolbar/status bar, so we
 754             // have the original client size.
 755             GetToolBar()->SetSize(0, 0, tw, ch + th, wxSIZE_NO_ADJUSTMENTS);
 756         }
 757         else
 758         {
 759             // Use the 'real' position
 760             GetToolBar()->SetSize(0, 0, cw, th, wxSIZE_NO_ADJUSTMENTS);
 761         }
 762     }
 763 }
 764 #endif // wxUSE_TOOLBAR
 765
 766 void wxFrame::Raise()
 767 {
 768     Window parent_window = XtWindow((Widget) m_frameShell),
 769         next_parent   = XtWindow((Widget) m_frameShell),
 770         root          = RootWindowOfScreen(XtScreen((Widget) m_frameShell));
 771     // search for the parent that is child of ROOT, because the WM may
 772     // reparent twice and notify only the next parent (like FVWM)
 773     while (next_parent != root) {
 774         Window *theChildren; unsigned int n;
 775         parent_window = next_parent;
 776         XQueryTree(XtDisplay((Widget) m_frameShell), parent_window, &root,
 777             &next_parent, &theChildren, &n);
 778         XFree(theChildren); // not needed
 779     }
 780     XRaiseWindow(XtDisplay((Widget) m_frameShell), parent_window);
 781 }
 782
 783 void wxFrame::Lower()
 784 {
 785     Window parent_window = XtWindow((Widget) m_frameShell),
 786         next_parent   = XtWindow((Widget) m_frameShell),
 787         root          = RootWindowOfScreen(XtScreen((Widget) m_frameShell));
 788     // search for the parent that is child of ROOT, because the WM may
 789     // reparent twice and notify only the next parent (like FVWM)
 790     while (next_parent != root) {
 791         Window *theChildren; unsigned int n;
 792         parent_window = next_parent;
 793         XQueryTree(XtDisplay((Widget) m_frameShell), parent_window, &root,
 794             &next_parent, &theChildren, &n);
 795         XFree(theChildren); // not needed
 796     }
 797     XLowerWindow(XtDisplay((Widget) m_frameShell), parent_window);
 798 }
 799
 800 void wxFrameFocusProc(Widget WXUNUSED(workArea), XtPointer WXUNUSED(clientData),
 801                       XmAnyCallbackStruct *WXUNUSED(cbs))
 802 {
 803     // wxDebugMsg("focus proc from frame %ld\n",(long)frame);
 804     // TODO
 805     // wxFrame *frame = (wxFrame *)clientData;
 806     // frame->GetEventHandler()->OnSetFocus();
 807 }
 808
 809 /* MATTEW: Used to insure that hide-&-show within an event cycle works */
 810 static void wxFrameMapProc(Widget frameShell, XtPointer clientData,
 811                            XCrossingEvent * event)
 812 {
 813     wxFrame *frame = (wxFrame *)wxGetWindowFromTable((Widget)clientData);
 814
 815     if (frame) {
 816         XEvent *e = (XEvent *)event;
 817
 818         if (e->xany.type == MapNotify)
 819         {
 820             // Iconize fix
 821             XtVaSetValues(frameShell, XmNiconic, (Boolean)False, NULL);
 822             if (!frame->GetVisibleStatus())
 823             {
 824                 /* We really wanted this to be hidden! */
 825                 XtUnmapWidget((Widget) frame->GetShellWidget());
 826             }
 827         }
 828         else if (e->xany.type == UnmapNotify)
 829             // Iconize fix
 830             XtVaSetValues(frameShell, XmNiconic, (Boolean)True, NULL);
 831     }
 832 }
 833
 834 //// Motif-specific
 835 bool wxFrame::PreResize()
 836 {
 837 #if wxUSE_TOOLBAR
 838     PositionToolBar();
 839 #endif // wxUSE_TOOLBAR
 840
 841 #if wxUSE_STATUSBAR
 842     PositionStatusBar();
 843 #endif // wxUSE_STATUSBAR
 844
 845     return TRUE;
 846 }
 847
 848 WXWidget wxFrame::GetClientWidget() const
 849 {
 850     return m_clientArea;
 851 }
 852
 853 void wxFrame::ChangeFont(bool WXUNUSED(keepOriginalSize))
 854 {
 855     // TODO
 856 }
 857
 858 void wxFrame::ChangeBackgroundColour()
 859 {
 860     if (GetClientWidget())
 861         DoChangeBackgroundColour(GetClientWidget(), m_backgroundColour);
 862 }
 863
 864 void wxFrame::ChangeForegroundColour()
 865 {
 866     if (GetClientWidget())
 867         DoChangeForegroundColour(GetClientWidget(), m_foregroundColour);
 868 }
 869
 870 void wxCloseFrameCallback(Widget WXUNUSED(widget), XtPointer client_data, XmAnyCallbackStruct *WXUNUSED(cbs))
 871 {
 872     wxFrame *frame = (wxFrame *)client_data;
 873
 874     wxCloseEvent closeEvent(wxEVT_CLOSE_WINDOW, frame->GetId());
 875     closeEvent.SetEventObject(frame);
 876
 877     // May delete the frame (with delayed deletion)
 878     frame->GetEventHandler()->ProcessEvent(closeEvent);
 879 }
 880
 881 static void wxFrameEventHandler(Widget    wid,
 882                              XtPointer WXUNUSED(client_data),
 883                              XEvent*   event,
 884                              Boolean*  continueToDispatch)
 885 {
 886     wxFrame *frame = (wxFrame *)wxGetWindowFromTable(wid);
 887     if (frame)
 888     {
 889         wxMouseEvent wxevent(wxEVT_NULL);
 890         if (wxTranslateMouseEvent(wxevent, frame, wid, event))
 891         {
 892             wxevent.SetEventObject(frame);
 893             wxevent.SetId(frame->GetId());
 894             frame->GetEventHandler()->ProcessEvent(wxevent);
 895         }
 896         else
 897         {
 898             // An attempt to implement OnCharHook by calling OnCharHook first;
 899             // if this returns TRUE, set continueToDispatch to False
 900             // (don't continue processing).
 901             // Otherwise set it to True and call OnChar.
 902             wxKeyEvent keyEvent(wxEVT_CHAR);
 903             if (wxTranslateKeyEvent(keyEvent, frame, wid, event))
 904             {
 905                 keyEvent.SetEventObject(frame);
 906                 keyEvent.SetId(frame->GetId());
 907                 keyEvent.SetEventType(wxEVT_CHAR_HOOK);
 908                 if (frame->GetEventHandler()->ProcessEvent(keyEvent))
 909                 {
 910                     *continueToDispatch = False;
 911                     return;
 912                 }
 913                 else
 914                 {
 915                     // For simplicity, OnKeyDown is the same as OnChar
 916                     // TODO: filter modifier key presses from OnChar
 917                     keyEvent.SetEventType(wxEVT_KEY_DOWN);
 918
 919                     // Only process OnChar if OnKeyDown didn't swallow it
 920                     if (!frame->GetEventHandler()->ProcessEvent (keyEvent))
 921                     {
 922                         keyEvent.SetEventType(wxEVT_CHAR);
 923                         frame->GetEventHandler()->ProcessEvent(keyEvent);
 924                     }
 925                 }
 926             }
 927         }
 928     }
 929     *continueToDispatch = True;
 930 }