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 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 #if wxUSE_TOOLBAR
  88     m_frameToolBar = NULL ;
  89 #endif // wxUSE_TOOLBAR
  90
  91     m_frameMenuBar = NULL;
  92     m_frameStatusBar = NULL;
  93
  94     m_windowParent = NULL;
  95     m_iconized = FALSE;
  96
  97     //// Motif-specific
  98     m_frameShell = (WXWidget) NULL;
  99     m_frameWidget = (WXWidget) NULL;;
 100     m_workArea = (WXWidget) NULL;;
 101     m_clientArea = (WXWidget) NULL;;
 102     m_visibleStatus = TRUE;
 103     m_title = "";
 104 }
 105
 106 bool wxFrame::Create(wxWindow *parent,
 107                      wxWindowID id,
 108                      const wxString& title,
 109                      const wxPoint& pos,
 110                      const wxSize& size,
 111                      long style,
 112                      const wxString& name)
 113 {
 114     if (!parent)
 115         wxTopLevelWindows.Append(this);
 116
 117     SetName(name);
 118
 119     m_windowStyle = style;
 120     m_frameMenuBar = NULL;
 121 #if wxUSE_TOOLBAR
 122     m_frameToolBar = NULL ;
 123 #endif // wxUSE_TOOLBAR
 124     m_frameStatusBar = NULL;
 125
 126     //// Motif-specific
 127     m_frameShell = (WXWidget) NULL;
 128     m_frameWidget = (WXWidget) NULL;;
 129     m_workArea = (WXWidget) NULL;;
 130     m_clientArea = (WXWidget) NULL;;
 131     m_visibleStatus = TRUE;
 132     m_title = "";
 133
 134     m_backgroundColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_APPWORKSPACE);
 135     m_foregroundColour = *wxBLACK;
 136     m_windowFont = wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT);
 137
 138     if ( id > -1 )
 139         m_windowId = id;
 140     else
 141         m_windowId = (int)NewControlId();
 142
 143     if (parent) parent->AddChild(this);
 144
 145     wxModelessWindows.Append(this);
 146
 147     int x = pos.x; int y = pos.y;
 148     int width = size.x; int height = size.y;
 149
 150     if (wxTopLevelUsed)
 151         // Change suggested by Matthew Flatt
 152         m_frameShell = (WXWidget) XtAppCreateShell(name, wxTheApp->GetClassName(), topLevelShellWidgetClass, (Display*) wxGetDisplay(), NULL, 0);
 153     else
 154     {
 155         m_frameShell = wxTheApp->GetTopLevelWidget();
 156         wxTopLevelUsed = TRUE;
 157     }
 158
 159     XtVaSetValues((Widget) m_frameShell,
 160         // Allows menu to resize
 161         XmNallowShellResize, True,
 162         XmNdeleteResponse, XmDO_NOTHING,
 163         XmNmappedWhenManaged, False,
 164         XmNiconic, (style & wxICONIZE) ? TRUE : FALSE,
 165         NULL);
 166
 167     if (!title.IsNull())
 168         XtVaSetValues((Widget) m_frameShell,
 169         XmNtitle, (const char*) title,
 170         NULL);
 171
 172     m_frameWidget = (WXWidget) XtVaCreateManagedWidget("main_window",
 173         xmMainWindowWidgetClass, (Widget) m_frameShell,
 174         XmNresizePolicy, XmRESIZE_NONE,
 175         NULL);
 176
 177     m_workArea = (WXWidget) XtVaCreateWidget("form",
 178         xmFormWidgetClass, (Widget) m_frameWidget,
 179         XmNresizePolicy, XmRESIZE_NONE,
 180         NULL);
 181
 182     m_clientArea = (WXWidget) XtVaCreateWidget("client",
 183         xmBulletinBoardWidgetClass, (Widget) m_workArea,
 184         XmNmarginWidth, 0,
 185         XmNmarginHeight, 0,
 186         XmNrightAttachment, XmATTACH_FORM,
 187         XmNleftAttachment, XmATTACH_FORM,
 188         XmNtopAttachment, XmATTACH_FORM,
 189         XmNbottomAttachment, XmATTACH_FORM,
 190         //                    XmNresizePolicy, XmRESIZE_ANY,
 191         NULL);
 192
 193     XtVaSetValues((Widget) m_frameWidget,
 194         XmNworkWindow, (Widget) m_workArea,
 195         NULL);
 196
 197
 198     XtManageChild((Widget) m_clientArea);
 199     XtManageChild((Widget) m_workArea);
 200
 201     wxASSERT_MSG ((wxWidgetHashTable->Get((long)m_workArea) == (wxObject*) NULL), "Widget table clash in frame.cpp") ;
 202
 203     wxAddWindowToTable((Widget) m_workArea, this);
 204
 205     XtTranslations ptr ;
 206
 207     XtOverrideTranslations((Widget) m_workArea,
 208         ptr = XtParseTranslationTable("<Configure>: resize()"));
 209
 210     XtFree((char *)ptr);
 211
 212     XtAddCallback((Widget) m_workArea, XmNfocusCallback,
 213         (XtCallbackProc)wxFrameFocusProc, (XtPointer)this);
 214
 215     /* Part of show-&-hide fix */
 216     XtAddEventHandler((Widget) m_frameShell, StructureNotifyMask,
 217         False, (XtEventHandler)wxFrameMapProc,
 218         (XtPointer)m_workArea);
 219
 220     if (x > -1)
 221         XtVaSetValues((Widget) m_frameShell, XmNx, x, NULL);
 222     if (y > -1)
 223         XtVaSetValues((Widget) m_frameShell, XmNy, y, NULL);
 224     if (width > -1)
 225         XtVaSetValues((Widget) m_frameShell, XmNwidth, width, NULL);
 226     if (height > -1)
 227         XtVaSetValues((Widget) m_frameShell, XmNheight, height, NULL);
 228
 229     m_mainWidget = m_frameWidget;
 230
 231     ChangeFont(FALSE);
 232
 233     // This patch comes from Torsten Liermann lier@lier1.muc.de
 234     if (XmIsMotifWMRunning( (Widget) m_frameShell ))
 235     {
 236         int decor = 0 ;
 237         if (style & wxRESIZE_BORDER)
 238             decor |= MWM_DECOR_RESIZEH ;
 239         if (style & wxSYSTEM_MENU)
 240             decor |= MWM_DECOR_MENU;
 241         if ((style & wxCAPTION) ||
 242             (style & wxTINY_CAPTION_HORIZ) ||
 243             (style & wxTINY_CAPTION_VERT))
 244             decor |= MWM_DECOR_TITLE;
 245         if (style & wxTHICK_FRAME)
 246             decor |= MWM_DECOR_BORDER;
 247         if (style & wxTHICK_FRAME)
 248             decor |= MWM_DECOR_BORDER;
 249         if (style & wxMINIMIZE_BOX)
 250             decor |= MWM_DECOR_MINIMIZE;
 251         if (style & wxMAXIMIZE_BOX)
 252             decor |= MWM_DECOR_MAXIMIZE;
 253         XtVaSetValues((Widget) m_frameShell,XmNmwmDecorations,decor,NULL) ;
 254     }
 255     // This allows non-Motif window managers to support at least the
 256     // no-decorations case.
 257     else
 258     {
 259         if (style == 0)
 260             XtVaSetValues((Widget) m_frameShell,XmNoverrideRedirect,TRUE,NULL);
 261     }
 262     XtRealizeWidget((Widget) m_frameShell);
 263
 264     // Intercept CLOSE messages from the window manager
 265     Atom WM_DELETE_WINDOW = XmInternAtom(XtDisplay((Widget) m_frameShell), "WM_DELETE_WINDOW", False);
 266 #if (XmREVISION > 1 || XmVERSION > 1)
 267     XmAddWMProtocolCallback((Widget) m_frameShell, WM_DELETE_WINDOW, (XtCallbackProc) wxCloseFrameCallback, (XtPointer)this);
 268 #else
 269 #if XmREVISION == 1
 270     XmAddWMProtocolCallback((Widget) m_frameShell, WM_DELETE_WINDOW, (XtCallbackProc) wxCloseFrameCallback, (caddr_t)this);
 271 #else
 272     XmAddWMProtocolCallback((Widget) m_frameShell, WM_DELETE_WINDOW, (void (*)())wxCloseFrameCallback, (caddr_t)this);
 273 #endif
 274 #endif
 275
 276     ChangeBackgroundColour();
 277
 278     PreResize();
 279
 280     wxSizeEvent sizeEvent(wxSize(width, height), GetId());
 281     sizeEvent.SetEventObject(this);
 282
 283     GetEventHandler()->ProcessEvent(sizeEvent);
 284
 285     return TRUE;
 286 }
 287
 288 wxFrame::~wxFrame()
 289 {
 290     if (GetMainWidget())
 291         Show(FALSE);
 292
 293     if (m_frameMenuBar)
 294     {
 295         m_frameMenuBar->DestroyMenuBar();
 296
 297         // Hack to stop core dump on Ultrix, OSF, for some strange reason.
 298 #if MOTIF_MENUBAR_DELETE_FIX
 299         GetMenuBar()->SetMainWidget((WXWidget) NULL);
 300 #endif
 301         delete m_frameMenuBar;
 302         m_frameMenuBar = NULL;
 303     }
 304
 305     wxTopLevelWindows.DeleteObject(this);
 306     wxModelessWindows.DeleteObject(this);
 307
 308     if (m_frameStatusBar)
 309         delete m_frameStatusBar;
 310
 311     DestroyChildren();
 312
 313     /*
 314     int i;
 315     for (i = 0; i < wxMAX_STATUS; i++)
 316     if (statusTextWidget[i])
 317     XtDestroyWidget (statusTextWidget[i]);
 318
 319       if (statusLineForm)
 320       XtDestroyWidget (statusLineForm);
 321
 322         if (statusLineWidget)
 323         XtDestroyWidget (statusLineWidget);
 324     */
 325
 326     if (m_workArea)
 327     {
 328         wxDeleteWindowFromTable((Widget) m_workArea);
 329
 330         XtDestroyWidget ((Widget) m_workArea);
 331     }
 332
 333     if (m_frameWidget)
 334     {
 335         wxDeleteWindowFromTable((Widget) m_frameWidget);
 336         XtDestroyWidget ((Widget) m_frameWidget);
 337     }
 338
 339     if (m_frameShell)
 340         XtDestroyWidget ((Widget) m_frameShell);
 341
 342     SetMainWidget((WXWidget) NULL);
 343
 344     /* Check if it's the last top-level window */
 345
 346     if (wxTheApp && (wxTopLevelWindows.Number() == 0))
 347     {
 348         wxTheApp->SetTopWindow(NULL);
 349
 350         if (wxTheApp->GetExitOnFrameDelete())
 351         {
 352             // Signal to the app that we're going to close
 353             wxTheApp->ExitMainLoop();
 354         }
 355     }
 356
 357 }
 358
 359 // Get size *available for subwindows* i.e. excluding menu bar, toolbar etc.
 360 void wxFrame::GetClientSize(int *x, int *y) const
 361 {
 362     Dimension xx, yy;
 363     XtVaGetValues((Widget) m_workArea, XmNwidth, &xx, XmNheight, &yy, NULL);
 364
 365     if (m_frameStatusBar)
 366     {
 367         int sbw, sbh;
 368         m_frameStatusBar->GetSize(& sbw, & sbh);
 369         yy -= sbh;
 370     }
 371 #if wxUSE_TOOLBAR
 372     if (m_frameToolBar)
 373     {
 374         int tbw, tbh;
 375         m_frameToolBar->GetSize(& tbw, & tbh);
 376         if (m_frameToolBar->GetWindowStyleFlag() & wxTB_VERTICAL)
 377             xx -= tbw;
 378         else
 379             yy -= tbh;
 380     }
 381 #endif // wxUSE_TOOLBAR
 382     /*
 383     if (GetMenuBar() != (wxMenuBar*) NULL)
 384     {
 385     // it seems that if a frame holds a panel, the menu bar size
 386     // gets automatically taken care of --- grano@cs.helsinki.fi 4.4.95
 387     bool hasSubPanel = FALSE;
 388     for(wxNode* node = GetChildren().First(); node; node = node->Next())
 389     {
 390     wxWindow *win = (wxWindow *)node->Data();
 391     hasSubPanel = (win->IsKindOf(CLASSINFO(wxPanel)) && !win->IsKindOf(CLASSINFO(wxDialog)));
 392
 393       if (hasSubPanel)
 394       break;
 395       }
 396       if (! hasSubPanel) {
 397       Dimension ys;
 398       XtVaGetValues((Widget) GetMenuBarWidget(), XmNheight, &ys, NULL);
 399       yy -= ys;
 400       }
 401       }
 402     */
 403
 404     *x = xx; *y = yy;
 405 }
 406
 407 // Set the client size (i.e. leave the calculation of borders etc.
 408 // to wxWindows)
 409 void wxFrame::SetClientSize(int width, int height)
 410 {
 411     // Calculate how large the new main window should be
 412     // by finding the difference between the client area and the
 413     // main window area, and adding on to the new client area
 414     if (width > -1)
 415         XtVaSetValues((Widget) m_workArea, XmNwidth, width, NULL);
 416
 417     if (height > -1)
 418     {
 419         if (m_frameStatusBar)
 420         {
 421             int sbw, sbh;
 422             m_frameStatusBar->GetSize(& sbw, & sbh);
 423             height += sbh;
 424         }
 425 #if wxUSE_TOOLBAR
 426         if (m_frameToolBar)
 427         {
 428             int tbw, tbh;
 429             m_frameToolBar->GetSize(& tbw, & tbh);
 430             if (m_frameToolBar->GetWindowStyleFlag() & wxTB_VERTICAL)
 431                 width += tbw;
 432             else
 433                 height += tbh;
 434         }
 435 #endif // wxUSE_TOOLBAR
 436
 437         XtVaSetValues((Widget) m_workArea, XmNheight, height, NULL);
 438     }
 439     PreResize();
 440
 441     wxSizeEvent sizeEvent(wxSize(width, height), GetId());
 442     sizeEvent.SetEventObject(this);
 443
 444     GetEventHandler()->ProcessEvent(sizeEvent);
 445
 446 }
 447
 448 void wxFrame::GetSize(int *width, int *height) const
 449 {
 450     Dimension xx, yy;
 451     XtVaGetValues((Widget) m_frameShell, XmNwidth, &xx, XmNheight, &yy, NULL);
 452     *width = xx; *height = yy;
 453 }
 454
 455 void wxFrame::GetPosition(int *x, int *y) const
 456 {
 457     Window parent_window = XtWindow((Widget) m_frameShell),
 458         next_parent   = XtWindow((Widget) m_frameShell),
 459         root          = RootWindowOfScreen(XtScreen((Widget) m_frameShell));
 460
 461     // search for the parent that is child of ROOT, because the WM may
 462     // reparent twice and notify only the next parent (like FVWM)
 463     while (next_parent != root) {
 464         Window *theChildren; unsigned int n;
 465         parent_window = next_parent;
 466         XQueryTree(XtDisplay((Widget) m_frameShell), parent_window, &root,
 467             &next_parent, &theChildren, &n);
 468         XFree(theChildren); // not needed
 469     }
 470     int xx, yy; unsigned int dummy;
 471     XGetGeometry(XtDisplay((Widget) m_frameShell), parent_window, &root,
 472         &xx, &yy, &dummy, &dummy, &dummy, &dummy);
 473     if (x) *x = xx;
 474     if (y) *y = yy;
 475 }
 476
 477 void wxFrame::SetSize(int x, int y, int width, int height, int sizeFlags)
 478 {
 479     if (x > -1)
 480         XtVaSetValues((Widget) m_frameShell, XmNx, x, NULL);
 481     if (y > -1)
 482         XtVaSetValues((Widget) m_frameShell, XmNy, y, NULL);
 483     if (width > -1)
 484         XtVaSetValues((Widget) m_frameWidget, XmNwidth, width, NULL);
 485     if (height > -1)
 486         XtVaSetValues((Widget) m_frameWidget, XmNheight, height, NULL);
 487
 488     if (!(height == -1 && width == -1))
 489     {
 490         PreResize();
 491
 492         wxSizeEvent sizeEvent(wxSize(width, height), GetId());
 493         sizeEvent.SetEventObject(this);
 494
 495         GetEventHandler()->ProcessEvent(sizeEvent);
 496     }
 497 }
 498
 499 bool wxFrame::Show(bool show)
 500 {
 501     if (!m_frameShell)
 502         return wxWindow::Show(show);
 503
 504     m_visibleStatus = show; /* show-&-hide fix */
 505
 506     m_isShown = show;
 507     if (show) {
 508         XtMapWidget((Widget) m_frameShell);
 509         XRaiseWindow(XtDisplay((Widget) m_frameShell), XtWindow((Widget) m_frameShell));
 510     } else {
 511         XtUnmapWidget((Widget) m_frameShell);
 512         //    XmUpdateDisplay(wxTheApp->topLevel); // Experimental: may be responsible for crashes
 513     }
 514     return TRUE;
 515 }
 516
 517 void wxFrame::Iconize(bool iconize)
 518 {
 519     if (!iconize)
 520         Show(TRUE);
 521
 522     if (m_frameShell)
 523         XtVaSetValues((Widget) m_frameShell, XmNiconic, (Boolean)iconize, NULL);
 524 }
 525
 526 // Equivalent to maximize/restore in Windows
 527 void wxFrame::Maximize(bool maximize)
 528 {
 529     Show(TRUE);
 530
 531     if (maximize && m_frameShell)
 532         XtVaSetValues((Widget) m_frameShell, XmNiconic, FALSE, NULL);
 533 }
 534
 535 bool wxFrame::IsIconized() const
 536 {
 537     if (!m_frameShell)
 538         return FALSE;
 539
 540     Boolean iconic;
 541     XtVaGetValues((Widget) m_frameShell, XmNiconic, &iconic, NULL);
 542     return iconic;
 543 }
 544
 545 // Is it maximized?
 546 bool wxFrame::IsMaximized(void) const
 547 {
 548     // No maximizing in Motif (?)
 549     return FALSE;
 550 }
 551
 552 void wxFrame::SetTitle(const wxString& title)
 553 {
 554     if (title == m_title)
 555         return;
 556
 557     m_title = title;
 558
 559     if (!title.IsNull())
 560         XtVaSetValues((Widget) m_frameShell,
 561         XmNtitle, (const char*) title,
 562         XmNiconName, (const char*) title,
 563         NULL);
 564 }
 565
 566 void wxFrame::SetIcon(const wxIcon& icon)
 567 {
 568     m_icon = icon;
 569
 570     if (!m_frameShell)
 571         return;
 572
 573     if (!icon.Ok() || !icon.GetPixmap())
 574         return;
 575
 576     XtVaSetValues((Widget) m_frameShell, XtNiconPixmap, icon.GetPixmap(), NULL);
 577 }
 578
 579 wxStatusBar *wxFrame::OnCreateStatusBar(int number, long style, wxWindowID id,
 580                                         const wxString& name)
 581 {
 582     wxStatusBar *statusBar = NULL;
 583
 584     statusBar = new wxStatusBar(this, id, wxPoint(0, 0), wxSize(100, 20),
 585         style, name);
 586
 587     // Set the height according to the font and the border size
 588     wxClientDC dc(statusBar);
 589     dc.SetFont(statusBar->GetFont());
 590
 591     long x, y;
 592     dc.GetTextExtent("X", &x, &y);
 593
 594     int height = (int)( (y  * 1.1) + 2* statusBar->GetBorderY());
 595
 596     statusBar->SetSize(-1, -1, 100, height);
 597
 598     statusBar->SetFieldsCount(number);
 599     return statusBar;
 600 }
 601
 602 wxStatusBar* wxFrame::CreateStatusBar(int number, long style, wxWindowID id,
 603                                       const wxString& name)
 604 {
 605     // Calling CreateStatusBar twice is an error.
 606     wxCHECK_MSG( m_frameStatusBar == NULL, FALSE,
 607         "recreating status bar in wxFrame" );
 608
 609     m_frameStatusBar = OnCreateStatusBar(number, style, id,
 610         name);
 611     if ( m_frameStatusBar )
 612     {
 613         PositionStatusBar();
 614         return m_frameStatusBar;
 615     }
 616     else
 617         return NULL;
 618 }
 619
 620 void wxFrame::SetStatusText(const wxString& text, int number)
 621 {
 622     wxCHECK_RET( m_frameStatusBar != NULL, "no statusbar to set text for" );
 623
 624     m_frameStatusBar->SetStatusText(text, number);
 625 }
 626
 627 void wxFrame::SetStatusWidths(int n, const int widths_field[])
 628 {
 629     wxCHECK_RET( m_frameStatusBar != NULL, "no statusbar to set widths for" );
 630
 631     m_frameStatusBar->SetStatusWidths(n, widths_field);
 632     PositionStatusBar();
 633 }
 634
 635 void wxFrame::PositionStatusBar()
 636 {
 637     if (!m_frameStatusBar)
 638         return;
 639
 640     int w, h;
 641     GetClientSize(&w, &h);
 642     int sw, sh;
 643     m_frameStatusBar->GetSize(&sw, &sh);
 644
 645     // Since we wish the status bar to be directly under the client area,
 646     // we use the adjusted sizes without using wxSIZE_NO_ADJUSTMENTS.
 647     m_frameStatusBar->SetSize(0, h, w, sh);
 648 }
 649
 650 WXWidget wxFrame::GetMenuBarWidget() const
 651 {
 652     if (GetMenuBar())
 653         return GetMenuBar()->GetMainWidget();
 654     else
 655         return (WXWidget) NULL;
 656 }
 657
 658 void wxFrame::SetMenuBar(wxMenuBar *menuBar)
 659 {
 660     if (!menuBar)
 661     {
 662         m_frameMenuBar = NULL;
 663         return;
 664     }
 665
 666     // Currently can't set it twice
 667     //    wxASSERT_MSG( (m_frameMenuBar == (wxMenuBar*) NULL), "Cannot set the menubar more than once");
 668
 669     if (m_frameMenuBar)
 670     {
 671         m_frameMenuBar->DestroyMenuBar();
 672         delete m_frameMenuBar;
 673     }
 674
 675     m_frameMenuBar = menuBar;
 676     m_frameMenuBar->CreateMenuBar(this);
 677 }
 678
 679 void wxFrame::Fit()
 680 {
 681     // Work out max. size
 682     wxNode *node = GetChildren().First();
 683     int max_width = 0;
 684     int max_height = 0;
 685     while (node)
 686     {
 687         // Find a child that's a subwindow, but not a dialog box.
 688         wxWindow *win = (wxWindow *)node->Data();
 689
 690         if (!win->IsKindOf(CLASSINFO(wxFrame)) &&
 691             !win->IsKindOf(CLASSINFO(wxDialog)))
 692         {
 693             int width, height;
 694             int x, y;
 695             win->GetSize(&width, &height);
 696             win->GetPosition(&x, &y);
 697
 698             if ((x + width) > max_width)
 699                 max_width = x + width;
 700             if ((y + height) > max_height)
 701                 max_height = y + height;
 702         }
 703         node = node->Next();
 704     }
 705     SetClientSize(max_width, max_height);
 706 }
 707
 708 // Responds to colour changes, and passes event on to children.
 709 void wxFrame::OnSysColourChanged(wxSysColourChangedEvent& event)
 710 {
 711     SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_APPWORKSPACE));
 712     Refresh();
 713
 714     if ( m_frameStatusBar )
 715     {
 716         wxSysColourChangedEvent event2;
 717         event2.SetEventObject( m_frameStatusBar );
 718         m_frameStatusBar->ProcessEvent(event2);
 719     }
 720
 721     // Propagate the event to the non-top-level children
 722     wxWindow::OnSysColourChanged(event);
 723 }
 724
 725 // Default resizing behaviour - if only ONE subwindow,
 726 // resize to client rectangle size
 727 void wxFrame::OnSize(wxSizeEvent& event)
 728 {
 729     // if we're using constraints - do use them
 730 #if wxUSE_CONSTRAINTS
 731     if ( GetAutoLayout() ) {
 732         Layout();
 733         return;
 734     }
 735 #endif
 736
 737     // do we have _exactly_ one child?
 738     wxWindow *child = NULL;
 739     for ( wxNode *node = GetChildren().First(); node; node = node->Next() )
 740     {
 741         wxWindow *win = (wxWindow *)node->Data();
 742         if ( !win->IsKindOf(CLASSINFO(wxFrame))  &&
 743             !win->IsKindOf(CLASSINFO(wxDialog)) &&
 744             (win != GetStatusBar())
 745 #if wxUSE_TOOLBAR
 746              && (win != GetToolBar())
 747 #endif // wxUSE_TOOLBAR
 748            )
 749         {
 750             if ( child )
 751                 return;     // it's our second subwindow - nothing to do
 752             child = win;
 753         }
 754     }
 755
 756     if ( child ) {
 757         // we have exactly one child - set it's size to fill the whole frame
 758         int clientW, clientH;
 759         GetClientSize(&clientW, &clientH);
 760
 761         int x = 0;
 762         int y = 0;
 763
 764         child->SetSize(x, y, clientW, clientH);
 765     }
 766 }
 767
 768 // Default activation behaviour - set the focus for the first child
 769 // subwindow found.
 770 void wxFrame::OnActivate(wxActivateEvent& event)
 771 {
 772     for(wxNode *node = GetChildren().First(); node; node = node->Next())
 773     {
 774         // Find a child that's a subwindow, but not a dialog box.
 775         wxWindow *child = (wxWindow *)node->Data();
 776         if (!child->IsKindOf(CLASSINFO(wxFrame)) &&
 777             !child->IsKindOf(CLASSINFO(wxDialog)))
 778         {
 779             child->SetFocus();
 780             return;
 781         }
 782     }
 783 }
 784
 785 // The default implementation for the close window event.
 786 // OnClose for backward compatibility.
 787
 788 void wxFrame::OnCloseWindow(wxCloseEvent& event)
 789 {
 790     this->Destroy();
 791 }
 792
 793 // Destroy the window (delayed, if a managed window)
 794 bool wxFrame::Destroy()
 795 {
 796     if (!wxPendingDelete.Member(this))
 797         wxPendingDelete.Append(this);
 798     return TRUE;
 799 }
 800
 801 // Default menu selection behaviour - display a help string
 802 void wxFrame::OnMenuHighlight(wxMenuEvent& event)
 803 {
 804     if (GetStatusBar())
 805     {
 806         if (event.GetMenuId() == -1)
 807             SetStatusText("");
 808         else
 809         {
 810             wxMenuBar *menuBar = GetMenuBar();
 811             if (menuBar)
 812             {
 813                 wxString helpString(menuBar->GetHelpString(event.GetMenuId()));
 814                 if (helpString != "")
 815                     SetStatusText(helpString);
 816             }
 817         }
 818     }
 819 }
 820
 821 wxMenuBar *wxFrame::GetMenuBar() const
 822 {
 823     return m_frameMenuBar;
 824 }
 825
 826 void wxFrame::Centre(int direction)
 827 {
 828     int display_width, display_height, width, height, x, y;
 829     wxDisplaySize(&display_width, &display_height);
 830
 831     GetSize(&width, &height);
 832     GetPosition(&x, &y);
 833
 834     if (direction & wxHORIZONTAL)
 835         x = (int)((display_width - width)/2);
 836     if (direction & wxVERTICAL)
 837         y = (int)((display_height - height)/2);
 838
 839     SetSize(x, y, width, height);
 840 }
 841
 842 // Call this to simulate a menu command
 843 void wxFrame::Command(int id)
 844 {
 845     ProcessCommand(id);
 846 }
 847
 848 void wxFrame::ProcessCommand(int id)
 849 {
 850   wxCommandEvent commandEvent(wxEVT_COMMAND_MENU_SELECTED, id);
 851   commandEvent.SetInt( id );
 852   commandEvent.SetEventObject( this );
 853
 854   wxMenuBar *bar = GetMenuBar() ;
 855   if (!bar)
 856     return;
 857
 858 /* TODO: check the menu item if required
 859   wxMenuItem *item = bar->FindItemForId(id) ;
 860   if (item && item->IsCheckable())
 861   {
 862     bar->Check(id,!bar->Checked(id)) ;
 863   }
 864 */
 865
 866   GetEventHandler()->ProcessEvent(commandEvent);
 867 }
 868
 869 // Checks if there is a toolbar, and returns the first free client position
 870 wxPoint wxFrame::GetClientAreaOrigin() const
 871 {
 872     wxPoint pt(0, 0);
 873 #if wxUSE_TOOLBAR
 874     if (GetToolBar())
 875     {
 876         int w, h;
 877         GetToolBar()->GetSize(& w, & h);
 878
 879         if (GetToolBar()->GetWindowStyleFlag() & wxTB_VERTICAL)
 880         {
 881             pt.x += w;
 882         }
 883         else
 884         {
 885             pt.y += h;
 886         }
 887     }
 888 #endif // wxUSE_TOOLBAR
 889
 890     return pt;
 891 }
 892
 893 void wxFrame::ScreenToClient(int *x, int *y) const
 894 {
 895     wxWindow::ScreenToClient(x, y);
 896
 897     // We may be faking the client origin.
 898     // So a window that's really at (0, 30) may appear
 899     // (to wxWin apps) to be at (0, 0).
 900     wxPoint pt(GetClientAreaOrigin());
 901     *x -= pt.x;
 902     *y -= pt.y;
 903 }
 904
 905 void wxFrame::ClientToScreen(int *x, int *y) const
 906 {
 907     // We may be faking the client origin.
 908     // So a window that's really at (0, 30) may appear
 909     // (to wxWin apps) to be at (0, 0).
 910     wxPoint pt1(GetClientAreaOrigin());
 911     *x += pt1.x;
 912     *y += pt1.y;
 913
 914     wxWindow::ClientToScreen(x, y);
 915 }
 916
 917 #if wxUSE_TOOLBAR
 918 wxToolBar* wxFrame::CreateToolBar(long style, wxWindowID id, const wxString& name)
 919 {
 920     wxCHECK_MSG( m_frameToolBar == NULL, FALSE,
 921         "recreating toolbar in wxFrame" );
 922
 923     wxToolBar* toolBar = OnCreateToolBar(style, id, name);
 924     if (toolBar)
 925     {
 926         SetToolBar(toolBar);
 927         PositionToolBar();
 928         return toolBar;
 929     }
 930     else
 931     {
 932         return NULL;
 933     }
 934 }
 935
 936 wxToolBar* wxFrame::OnCreateToolBar(long style, wxWindowID id, const wxString& name)
 937 {
 938     return new wxToolBar(this, id, wxPoint(0, 0), wxSize(100, 24), style, name);
 939 }
 940
 941 void wxFrame::SetToolBar(wxToolBar *toolbar)
 942 {
 943     m_frameToolBar = toolbar;
 944 }
 945
 946 wxToolBar *wxFrame::GetToolBar() const
 947 {
 948     return m_frameToolBar;
 949 }
 950
 951 void wxFrame::PositionToolBar()
 952 {
 953     int cw, ch;
 954
 955     GetClientSize(& cw, &ch);
 956
 957     if (GetToolBar())
 958     {
 959         int tw, th;
 960         GetToolBar()->GetSize(& tw, & th);
 961
 962         if (GetToolBar()->GetWindowStyleFlag() & wxTB_VERTICAL)
 963         {
 964             // Use the 'real' position. wxSIZE_NO_ADJUSTMENTS
 965             // means, pretend we don't have toolbar/status bar, so we
 966             // have the original client size.
 967             GetToolBar()->SetSize(0, 0, tw, ch + th, wxSIZE_NO_ADJUSTMENTS);
 968         }
 969         else
 970         {
 971             // Use the 'real' position
 972             GetToolBar()->SetSize(0, 0, cw, th, wxSIZE_NO_ADJUSTMENTS);
 973         }
 974     }
 975 }
 976 #endif // wxUSE_TOOLBAR
 977
 978 void wxFrame::CaptureMouse()
 979 {
 980     if (m_winCaptured)
 981         return;
 982
 983     if (GetMainWidget())
 984         XtAddGrab((Widget) m_frameShell, TRUE, FALSE);
 985     m_winCaptured = TRUE;
 986 }
 987
 988 void wxFrame::ReleaseMouse()
 989 {
 990     if (!m_winCaptured)
 991         return;
 992
 993     if (GetMainWidget())
 994         XtRemoveGrab((Widget) m_frameShell);
 995     m_winCaptured = FALSE;
 996 }
 997
 998 void wxFrame::Raise(void)
 999 {
1000     Window parent_window = XtWindow((Widget) m_frameShell),
1001         next_parent   = XtWindow((Widget) m_frameShell),
1002         root          = RootWindowOfScreen(XtScreen((Widget) m_frameShell));
1003     // search for the parent that is child of ROOT, because the WM may
1004     // reparent twice and notify only the next parent (like FVWM)
1005     while (next_parent != root) {
1006         Window *theChildren; unsigned int n;
1007         parent_window = next_parent;
1008         XQueryTree(XtDisplay((Widget) m_frameShell), parent_window, &root,
1009             &next_parent, &theChildren, &n);
1010         XFree(theChildren); // not needed
1011     }
1012     XRaiseWindow(XtDisplay((Widget) m_frameShell), parent_window);
1013 }
1014
1015 void wxFrame::Lower(void)
1016 {
1017     Window parent_window = XtWindow((Widget) m_frameShell),
1018         next_parent   = XtWindow((Widget) m_frameShell),
1019         root          = RootWindowOfScreen(XtScreen((Widget) m_frameShell));
1020     // search for the parent that is child of ROOT, because the WM may
1021     // reparent twice and notify only the next parent (like FVWM)
1022     while (next_parent != root) {
1023         Window *theChildren; unsigned int n;
1024         parent_window = next_parent;
1025         XQueryTree(XtDisplay((Widget) m_frameShell), parent_window, &root,
1026             &next_parent, &theChildren, &n);
1027         XFree(theChildren); // not needed
1028     }
1029     XLowerWindow(XtDisplay((Widget) m_frameShell), parent_window);
1030 }
1031
1032 void wxFrameFocusProc(Widget workArea, XtPointer clientData,
1033                       XmAnyCallbackStruct *cbs)
1034 {
1035     wxFrame *frame = (wxFrame *)clientData;
1036
1037     // wxDebugMsg("focus proc from frame %ld\n",(long)frame);
1038     // TODO
1039     //  frame->GetEventHandler()->OnSetFocus();
1040 }
1041
1042 /* MATTEW: Used to insure that hide-&-show within an event cycle works */
1043 static void wxFrameMapProc(Widget frameShell, XtPointer clientData,
1044                            XCrossingEvent * event)
1045 {
1046     wxFrame *frame = (wxFrame *)wxWidgetHashTable->Get((long)clientData);
1047
1048     if (frame) {
1049         XEvent *e = (XEvent *)event;
1050
1051         if (e->xany.type == MapNotify)
1052         {
1053             // Iconize fix
1054             XtVaSetValues(frameShell, XmNiconic, (Boolean)False, NULL);
1055             if (!frame->GetVisibleStatus())
1056             {
1057                 /* We really wanted this to be hidden! */
1058                 XtUnmapWidget((Widget) frame->GetShellWidget());
1059             }
1060         }
1061         else if (e->xany.type == UnmapNotify)
1062             // Iconize fix
1063             XtVaSetValues(frameShell, XmNiconic, (Boolean)True, NULL);
1064     }
1065 }
1066
1067 //// Motif-specific
1068 bool wxFrame::PreResize()
1069 {
1070 #if wxUSE_TOOLBAR
1071     PositionToolBar();
1072 #endif // wxUSE_TOOLBAR
1073     PositionStatusBar();
1074     return TRUE;
1075 }
1076
1077 WXWidget wxFrame::GetClientWidget() const
1078 {
1079     return m_clientArea;
1080 }
1081
1082 void wxFrame::ChangeFont(bool keepOriginalSize)
1083 {
1084     // TODO
1085 }
1086
1087 void wxFrame::ChangeBackgroundColour()
1088 {
1089     if (GetClientWidget())
1090         DoChangeBackgroundColour(GetClientWidget(), m_backgroundColour);
1091 }
1092
1093 void wxFrame::ChangeForegroundColour()
1094 {
1095     if (GetClientWidget())
1096         DoChangeForegroundColour(GetClientWidget(), m_foregroundColour);
1097 }
1098
1099 void wxCloseFrameCallback(Widget widget, XtPointer client_data, XmAnyCallbackStruct *cbs)
1100 {
1101     wxFrame *frame = (wxFrame *)client_data;
1102
1103     wxCloseEvent closeEvent(wxEVT_CLOSE_WINDOW, frame->GetId());
1104     closeEvent.SetEventObject(frame);
1105
1106     // May delete the frame (with delayed deletion)
1107     frame->GetEventHandler()->ProcessEvent(closeEvent);
1108 }
1109