src/generic/progdlgg.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/generic/progdlgg.cpp
   3 // Purpose:     wxGenericProgressDialog class
   4 // Author:      Karsten Ballueder
   5 // Modified by:
   6 // Created:     09.05.1999
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Karsten Ballueder
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 // For compilers that support precompilation, includes "wx.h".
  21 #include "wx/wxprec.h"
  22
  23 #ifdef __BORLANDC__
  24     #pragma hdrstop
  25 #endif
  26
  27 #if wxUSE_PROGRESSDLG
  28
  29 #ifndef WX_PRECOMP
  30     #include "wx/utils.h"
  31     #include "wx/frame.h"
  32     #include "wx/button.h"
  33     #include "wx/stattext.h"
  34     #include "wx/sizer.h"
  35     #include "wx/event.h"
  36     #include "wx/gauge.h"
  37     #include "wx/intl.h"
  38     #include "wx/dcclient.h"
  39     #include "wx/timer.h"
  40     #include "wx/settings.h"
  41     #include "wx/app.h"
  42 #endif
  43
  44 #include "wx/progdlg.h"
  45 #include "wx/evtloop.h"
  46
  47 // ---------------------------------------------------------------------------
  48 // macros
  49 // ---------------------------------------------------------------------------
  50
  51 /* Macro for avoiding #ifdefs when value have to be different depending on size of
  52    device we display on - take it from something like wxDesktopPolicy in the future
  53  */
  54
  55 #if defined(__SMARTPHONE__)
  56     #define wxLARGESMALL(large,small) small
  57 #else
  58     #define wxLARGESMALL(large,small) large
  59 #endif
  60
  61 // ----------------------------------------------------------------------------
  62 // constants
  63 // ----------------------------------------------------------------------------
  64
  65 #define LAYOUT_MARGIN wxLARGESMALL(8,2)
  66
  67 static const int wxID_SKIP = 32000;  // whatever
  68
  69 // ----------------------------------------------------------------------------
  70 // event tables
  71 // ----------------------------------------------------------------------------
  72
  73 BEGIN_EVENT_TABLE(wxGenericProgressDialog, wxDialog)
  74     EVT_BUTTON(wxID_CANCEL, wxGenericProgressDialog::OnCancel)
  75     EVT_BUTTON(wxID_SKIP, wxGenericProgressDialog::OnSkip)
  76
  77     EVT_CLOSE(wxGenericProgressDialog::OnClose)
  78 END_EVENT_TABLE()
  79
  80 // ============================================================================
  81 // wxGenericProgressDialog implementation
  82 // ============================================================================
  83
  84 wxIMPLEMENT_CLASS(wxProgressDialog, wxDialog)
  85
  86 // ----------------------------------------------------------------------------
  87 // wxGenericProgressDialog creation
  88 // ----------------------------------------------------------------------------
  89
  90 void wxGenericProgressDialog::Init(wxWindow *parent, int maximum, int style)
  91 {
  92     // Initialize the inherited members that we always use (even when we don't
  93     // create a valid window here).
  94
  95     // we may disappear at any moment, let the others know about it
  96     SetExtraStyle(GetExtraStyle() | wxWS_EX_TRANSIENT);
  97     m_windowStyle |= style;
  98
  99     m_parentTop = wxGetTopLevelParent(parent);
 100
 101
 102     // Initialize our own members.
 103     m_state = Uncancelable;
 104     m_maximum = maximum;
 105
 106 #if defined(__WXMSW__) || defined(__WXPM__)
 107     // we can't have values > 65,536 in the progress control under Windows, so
 108     // scale everything down
 109     m_factor = m_maximum / 65536 + 1;
 110     m_maximum /= m_factor;
 111 #endif // __WXMSW__
 112
 113
 114     m_timeStart = wxGetCurrentTime();
 115     m_timeStop = (unsigned long)-1;
 116     m_break = 0;
 117
 118     m_skip = false;
 119
 120     m_display_estimated =
 121     m_last_timeupdate =
 122     m_ctdelay = 0;
 123
 124     m_delay = 3;
 125
 126     m_hasAbortButton =
 127     m_hasSkipButton = false;
 128
 129     m_winDisabler = NULL;
 130     m_tempEventLoop = NULL;
 131 }
 132
 133 wxGenericProgressDialog::wxGenericProgressDialog(wxWindow *parent,
 134                                                  int maximum,
 135                                                  int style)
 136                        : wxDialog()
 137 {
 138     Init(parent, maximum, style);
 139 }
 140
 141 wxGenericProgressDialog::wxGenericProgressDialog(const wxString& title,
 142                                                  const wxString& message,
 143                                                  int maximum,
 144                                                  wxWindow *parent,
 145                                                  int style)
 146                        : wxDialog()
 147 {
 148     Init(parent, maximum, style);
 149
 150     Create( title, message, maximum, parent, style );
 151 }
 152
 153 void wxGenericProgressDialog::Create( const wxString& title,
 154                                       const wxString& message,
 155                                       int maximum,
 156                                       wxWindow *parent,
 157                                       int style )
 158 {
 159     wxDialog::Create(GetParentForModalDialog(parent, style), wxID_ANY, title);
 160
 161     SetParent( GetParentForModalDialog(parent, style) );
 162     SetTitle( title );
 163
 164     // We need a running event loop in order to update the dialog and be able
 165     // to process clicks on its buttons, so ensure that there is one running
 166     // even if this means we have to start it ourselves (this happens most
 167     // commonly during the program initialization, e.g. for the progress
 168     // dialogs shown from overridden wxApp::OnInit()).
 169     if ( !wxEventLoopBase::GetActive() )
 170     {
 171         m_tempEventLoop = new wxEventLoop;
 172         wxEventLoop::SetActive(m_tempEventLoop);
 173     }
 174
 175     m_hasAbortButton = (style & wxPD_CAN_ABORT) != 0;
 176     m_hasSkipButton = (style & wxPD_CAN_SKIP) != 0;
 177
 178 #if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
 179     // we have to remove the "Close" button from the title bar then as it is
 180     // confusing to have it - it doesn't work anyhow
 181     //
 182     // FIXME: should probably have a (extended?) window style for this
 183     if ( !m_hasAbortButton )
 184     {
 185         EnableCloseButton(false);
 186     }
 187 #endif // wxMSW
 188
 189 #if defined(__SMARTPHONE__)
 190     SetLeftMenu();
 191 #endif
 192
 193     m_state = m_hasAbortButton ? Continue : Uncancelable;
 194
 195     // top-level sizerTop
 196     wxSizer * const sizerTop = new wxBoxSizer(wxVERTICAL);
 197
 198     m_msg = new wxStaticText(this, wxID_ANY, message);
 199     sizerTop->Add(m_msg, 0, wxLEFT | wxTOP, 2*LAYOUT_MARGIN);
 200
 201     if ( maximum > 0 )
 202     {
 203         int gauge_style = wxGA_HORIZONTAL;
 204         if ( style & wxPD_SMOOTH )
 205             gauge_style |= wxGA_SMOOTH;
 206         m_gauge = new wxGauge
 207                       (
 208                         this,
 209                         wxID_ANY,
 210                         m_maximum,
 211                         wxDefaultPosition,
 212                         // make the progress bar sufficiently long
 213                         wxSize(wxMin(wxGetClientDisplayRect().width/3, 300), -1),
 214                         gauge_style
 215                       );
 216
 217         sizerTop->Add(m_gauge, 0, wxLEFT | wxRIGHT | wxTOP | wxEXPAND, 2*LAYOUT_MARGIN);
 218         m_gauge->SetValue(0);
 219     }
 220     else
 221     {
 222         m_gauge = NULL;
 223     }
 224
 225     // create the estimated/remaining/total time zones if requested
 226     m_elapsed =
 227     m_estimated =
 228     m_remaining = NULL;
 229
 230     // also count how many labels we really have
 231     size_t nTimeLabels = 0;
 232
 233     wxSizer * const sizerLabels = new wxFlexGridSizer(2);
 234
 235     if ( style & wxPD_ELAPSED_TIME )
 236     {
 237         nTimeLabels++;
 238
 239         m_elapsed = CreateLabel(GetElapsedLabel(), sizerLabels);
 240     }
 241
 242     if ( style & wxPD_ESTIMATED_TIME )
 243     {
 244         nTimeLabels++;
 245
 246         m_estimated = CreateLabel(GetEstimatedLabel(), sizerLabels);
 247     }
 248
 249     if ( style & wxPD_REMAINING_TIME )
 250     {
 251         nTimeLabels++;
 252
 253         m_remaining = CreateLabel(GetRemainingLabel(), sizerLabels);
 254     }
 255     sizerTop->Add(sizerLabels, 0, wxALIGN_CENTER_HORIZONTAL | wxTOP, LAYOUT_MARGIN);
 256
 257 #if defined(__SMARTPHONE__)
 258     if ( m_hasSkipButton )
 259         SetRightMenu(wxID_SKIP, _("Skip"));
 260     if ( m_hasAbortButton )
 261         SetLeftMenu(wxID_CANCEL);
 262 #else
 263     m_btnAbort =
 264     m_btnSkip = NULL;
 265
 266     wxBoxSizer *buttonSizer = new wxBoxSizer(wxHORIZONTAL);
 267
 268     // Windows dialogs usually have buttons in the lower right corner
 269     const int sizerFlags =
 270 #if defined(__WXMSW__) || defined(__WXPM__)
 271                            wxALIGN_RIGHT | wxALL
 272 #else // !MSW
 273                            wxALIGN_CENTER_HORIZONTAL | wxBOTTOM | wxTOP
 274 #endif // MSW/!MSW
 275                            ;
 276
 277     if ( m_hasSkipButton )
 278     {
 279         m_btnSkip = new wxButton(this, wxID_SKIP, _("&Skip"));
 280
 281         buttonSizer->Add(m_btnSkip, 0, sizerFlags, LAYOUT_MARGIN);
 282     }
 283
 284     if ( m_hasAbortButton )
 285     {
 286         m_btnAbort = new wxButton(this, wxID_CANCEL);
 287
 288         buttonSizer->Add(m_btnAbort, 0, sizerFlags, LAYOUT_MARGIN);
 289     }
 290
 291     if (!m_hasSkipButton && !m_hasAbortButton)
 292         buttonSizer->AddSpacer(LAYOUT_MARGIN);
 293
 294     sizerTop->Add(buttonSizer, 0, sizerFlags, LAYOUT_MARGIN );
 295 #endif // __SMARTPHONE__/!__SMARTPHONE__
 296
 297     SetSizerAndFit(sizerTop);
 298
 299     Centre(wxCENTER_FRAME | wxBOTH);
 300
 301     DisableOtherWindows();
 302
 303     Show();
 304     Enable();
 305
 306     // this one can be initialized even if the others are unknown for now
 307     //
 308     // NB: do it after calling Layout() to keep the labels correctly aligned
 309     if ( m_elapsed )
 310     {
 311         SetTimeLabel(0, m_elapsed);
 312     }
 313
 314     Update();
 315 }
 316
 317 void wxGenericProgressDialog::UpdateTimeEstimates(int value,
 318                                                   unsigned long &elapsedTime,
 319                                                   unsigned long &estimatedTime,
 320                                                   unsigned long &remainingTime)
 321 {
 322     unsigned long elapsed = wxGetCurrentTime() - m_timeStart;
 323     if ( value != 0 && (m_last_timeupdate < elapsed || value == m_maximum) )
 324     {
 325         m_last_timeupdate = elapsed;
 326         unsigned long estimated = m_break +
 327                 (unsigned long)(( (double) (elapsed-m_break) * m_maximum ) / ((double)value)) ;
 328         if (    estimated > m_display_estimated
 329                 && m_ctdelay >= 0
 330             )
 331         {
 332             ++m_ctdelay;
 333         }
 334         else if (    estimated < m_display_estimated
 335                     && m_ctdelay <= 0
 336                 )
 337         {
 338             --m_ctdelay;
 339         }
 340         else
 341         {
 342             m_ctdelay = 0;
 343         }
 344         if (    m_ctdelay >= m_delay          // enough confirmations for a higher value
 345                 || m_ctdelay <= (m_delay*-1)     // enough confirmations for a lower value
 346                 || value == m_maximum            // to stay consistent
 347                 || elapsed > m_display_estimated // to stay consistent
 348                 || ( elapsed > 0 && elapsed < 4 ) // additional updates in the beginning
 349             )
 350         {
 351             m_display_estimated = estimated;
 352             m_ctdelay = 0;
 353         }
 354     }
 355
 356     if ( value != 0 )
 357     {
 358         long display_remaining = m_display_estimated - elapsed;
 359         if ( display_remaining < 0 )
 360         {
 361             display_remaining = 0;
 362         }
 363
 364         estimatedTime = m_display_estimated;
 365         remainingTime = display_remaining;
 366     }
 367
 368     elapsedTime = elapsed;
 369 }
 370
 371 // static
 372 wxString wxGenericProgressDialog::GetFormattedTime(unsigned long timeInSec)
 373 {
 374     wxString timeAsHMS;
 375
 376     if ( timeInSec == (unsigned long)-1 )
 377     {
 378         timeAsHMS = _("Unknown");
 379     }
 380     else
 381     {
 382         unsigned hours = timeInSec / 3600;
 383         unsigned minutes = (timeInSec % 3600) / 60;
 384         unsigned seconds = timeInSec % 60;
 385         timeAsHMS.Printf("%u:%02u:%02u", hours, minutes, seconds);
 386     }
 387
 388     return timeAsHMS;
 389 }
 390
 391 wxStaticText *
 392 wxGenericProgressDialog::CreateLabel(const wxString& text, wxSizer *sizer)
 393 {
 394     wxStaticText *label = new wxStaticText(this, wxID_ANY, text);
 395     wxStaticText *value = new wxStaticText(this, wxID_ANY, _("unknown"));
 396
 397     // select placement most native or nice on target GUI
 398 #if defined(__SMARTPHONE__)
 399     // value and time to the left in two rows
 400     sizer->Add(label, 1, wxALIGN_LEFT);
 401     sizer->Add(value, 1, wxALIGN_LEFT);
 402 #elif defined(__WXMSW__) || defined(__WXPM__) || defined(__WXMAC__) || defined(__WXGTK20__)
 403     // value and time centered in one row
 404     sizer->Add(label, 1, wxLARGESMALL(wxALIGN_RIGHT,wxALIGN_LEFT) | wxTOP | wxRIGHT, LAYOUT_MARGIN);
 405     sizer->Add(value, 1, wxALIGN_LEFT | wxTOP, LAYOUT_MARGIN);
 406 #else
 407     // value and time to the right in one row
 408     sizer->Add(label);
 409     sizer->Add(value, 0, wxLEFT, LAYOUT_MARGIN);
 410 #endif
 411
 412     return value;
 413 }
 414
 415 // ----------------------------------------------------------------------------
 416 // wxGenericProgressDialog operations
 417 // ----------------------------------------------------------------------------
 418
 419 bool
 420 wxGenericProgressDialog::Update(int value, const wxString& newmsg, bool *skip)
 421 {
 422     if ( !DoBeforeUpdate(skip) )
 423         return false;
 424
 425     wxASSERT_MSG( value == -1 || m_gauge, wxT("cannot update non existent dialog") );
 426
 427 #ifdef __WXMSW__
 428     value /= m_factor;
 429 #endif // __WXMSW__
 430
 431     wxASSERT_MSG( value <= m_maximum, wxT("invalid progress value") );
 432
 433     if ( m_gauge )
 434         m_gauge->SetValue(value);
 435
 436     UpdateMessage(newmsg);
 437
 438     if ( (m_elapsed || m_remaining || m_estimated) && (value != 0) )
 439     {
 440         unsigned long elapsed;
 441         unsigned long display_remaining;
 442
 443         UpdateTimeEstimates( value,
 444                              elapsed,
 445                              m_display_estimated,
 446                              display_remaining );
 447
 448         SetTimeLabel(elapsed, m_elapsed);
 449         SetTimeLabel(m_display_estimated, m_estimated);
 450         SetTimeLabel(display_remaining, m_remaining);
 451     }
 452
 453     if ( value == m_maximum )
 454     {
 455         if ( m_state == Finished )
 456         {
 457             // ignore multiple calls to Update(m_maximum): it may sometimes be
 458             // troublesome to ensure that Update() is not called twice with the
 459             // same value (e.g. because of the rounding errors) and if we don't
 460             // return now we're going to generate asserts below
 461             return true;
 462         }
 463
 464         // so that we return true below and that out [Cancel] handler knew what
 465         // to do
 466         m_state = Finished;
 467         if( !HasFlag(wxPD_AUTO_HIDE) )
 468         {
 469             EnableClose();
 470             DisableSkip();
 471 #if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
 472             EnableCloseButton();
 473 #endif // __WXMSW__
 474
 475             if ( newmsg.empty() )
 476             {
 477                 // also provide the finishing message if the application didn't
 478                 m_msg->SetLabel(_("Done."));
 479             }
 480
 481             // allow the window to repaint:
 482             // NOTE: since we yield only for UI events with this call, there
 483             //       should be no side-effects
 484             wxEventLoopBase::GetActive()->YieldFor(wxEVT_CATEGORY_UI);
 485
 486             // NOTE: this call results in a new event loop being created
 487             //       and to a call to ProcessPendingEvents() (which may generate
 488             //       unwanted re-entrancies).
 489             (void)ShowModal();
 490         }
 491         else // auto hide
 492         {
 493             // reenable other windows before hiding this one because otherwise
 494             // Windows wouldn't give the focus back to the window which had
 495             // been previously focused because it would still be disabled
 496             ReenableOtherWindows();
 497
 498             Hide();
 499         }
 500     }
 501     else // not at maximum yet
 502     {
 503         DoAfterUpdate();
 504     }
 505
 506     // update the display in case yielding above didn't do it
 507     Update();
 508
 509     return m_state != Canceled;
 510 }
 511
 512 bool wxGenericProgressDialog::Pulse(const wxString& newmsg, bool *skip)
 513 {
 514     if ( !DoBeforeUpdate(skip) )
 515         return false;
 516
 517     wxASSERT_MSG( m_gauge, wxT("cannot update non existent dialog") );
 518
 519     // show a bit of progress
 520     m_gauge->Pulse();
 521
 522     UpdateMessage(newmsg);
 523
 524     if (m_elapsed || m_remaining || m_estimated)
 525     {
 526         unsigned long elapsed = wxGetCurrentTime() - m_timeStart;
 527
 528         SetTimeLabel(elapsed, m_elapsed);
 529         SetTimeLabel((unsigned long)-1, m_estimated);
 530         SetTimeLabel((unsigned long)-1, m_remaining);
 531     }
 532
 533     DoAfterUpdate();
 534
 535     return m_state != Canceled;
 536 }
 537
 538 bool wxGenericProgressDialog::DoBeforeUpdate(bool *skip)
 539 {
 540     // we have to yield because not only we want to update the display but
 541     // also to process the clicks on the cancel and skip buttons
 542     // NOTE: using YieldFor() this call shouldn't give re-entrancy problems
 543     //       for event handlers not interested to UI/user-input events.
 544     wxEventLoopBase::GetActive()->YieldFor(wxEVT_CATEGORY_UI|wxEVT_CATEGORY_USER_INPUT);
 545
 546     Update();
 547
 548     if ( m_skip && skip && !*skip )
 549     {
 550         *skip = true;
 551         m_skip = false;
 552         EnableSkip();
 553     }
 554
 555     return m_state != Canceled;
 556 }
 557
 558 void wxGenericProgressDialog::DoAfterUpdate()
 559 {
 560     // allow the window to repaint:
 561     // NOTE: since we yield only for UI events with this call, there
 562     //       should be no side-effects
 563     wxEventLoopBase::GetActive()->YieldFor(wxEVT_CATEGORY_UI);
 564 }
 565
 566 void wxGenericProgressDialog::Resume()
 567 {
 568     m_state = Continue;
 569     m_ctdelay = m_delay; // force an update of the elapsed/estimated/remaining time
 570     m_break += wxGetCurrentTime()-m_timeStop;
 571
 572     EnableAbort();
 573     EnableSkip();
 574     m_skip = false;
 575 }
 576
 577 bool wxGenericProgressDialog::Show( bool show )
 578 {
 579     // reenable other windows before hiding this one because otherwise
 580     // Windows wouldn't give the focus back to the window which had
 581     // been previously focused because it would still be disabled
 582     if(!show)
 583         ReenableOtherWindows();
 584
 585     return wxDialog::Show(show);
 586 }
 587
 588 int wxGenericProgressDialog::GetValue() const
 589 {
 590     if (m_gauge)
 591         return m_gauge->GetValue();
 592     return wxNOT_FOUND;
 593 }
 594
 595 int wxGenericProgressDialog::GetRange() const
 596 {
 597     if (m_gauge)
 598         return m_gauge->GetRange();
 599     return wxNOT_FOUND;
 600 }
 601
 602 wxString wxGenericProgressDialog::GetMessage() const
 603 {
 604     return m_msg->GetLabel();
 605 }
 606
 607 void wxGenericProgressDialog::SetRange(int maximum)
 608 {
 609     wxASSERT_MSG(m_gauge, "The dialog should have been constructed with a range > 0");
 610     wxASSERT_MSG(maximum > 0, "Invalid range");
 611
 612     m_gauge->SetRange(maximum);
 613     m_maximum = maximum;
 614
 615 #if defined(__WXMSW__) || defined(__WXPM__)
 616     // we can't have values > 65,536 in the progress control under Windows, so
 617     // scale everything down
 618     m_factor = m_maximum / 65536 + 1;
 619     m_maximum /= m_factor;
 620 #endif // __WXMSW__
 621 }
 622
 623
 624 bool wxGenericProgressDialog::WasCancelled() const
 625 {
 626     return m_hasAbortButton && m_state == Canceled;
 627 }
 628
 629 bool wxGenericProgressDialog::WasSkipped() const
 630 {
 631     return m_hasSkipButton && m_skip;
 632 }
 633
 634 // static
 635 void wxGenericProgressDialog::SetTimeLabel(unsigned long val,
 636                                            wxStaticText *label)
 637 {
 638     if ( label )
 639     {
 640         wxString s;
 641
 642         if (val != (unsigned long)-1)
 643         {
 644             s = GetFormattedTime(val);
 645         }
 646         else
 647         {
 648             s = _("Unknown");
 649         }
 650
 651         if ( s != label->GetLabel() )
 652             label->SetLabel(s);
 653     }
 654 }
 655
 656 // ----------------------------------------------------------------------------
 657 // event handlers
 658 // ----------------------------------------------------------------------------
 659
 660 void wxGenericProgressDialog::OnCancel(wxCommandEvent& event)
 661 {
 662     if ( m_state == Finished )
 663     {
 664         // this means that the count down is already finished and we're being
 665         // shown as a modal dialog - so just let the default handler do the job
 666         event.Skip();
 667     }
 668     else
 669     {
 670         // request to cancel was received, the next time Update() is called we
 671         // will handle it
 672         m_state = Canceled;
 673
 674         // update the buttons state immediately so that the user knows that the
 675         // request has been noticed
 676         DisableAbort();
 677         DisableSkip();
 678
 679         // save the time when the dialog was stopped
 680         m_timeStop = wxGetCurrentTime();
 681     }
 682 }
 683
 684 void wxGenericProgressDialog::OnSkip(wxCommandEvent& WXUNUSED(event))
 685 {
 686     DisableSkip();
 687     m_skip = true;
 688 }
 689
 690 void wxGenericProgressDialog::OnClose(wxCloseEvent& event)
 691 {
 692     if ( m_state == Uncancelable )
 693     {
 694         // can't close this dialog
 695         event.Veto();
 696     }
 697     else if ( m_state == Finished )
 698     {
 699         // let the default handler close the window as we already terminated
 700         event.Skip();
 701     }
 702     else
 703     {
 704         // next Update() will notice it
 705         m_state = Canceled;
 706         DisableAbort();
 707         DisableSkip();
 708
 709         m_timeStop = wxGetCurrentTime();
 710     }
 711 }
 712
 713 // ----------------------------------------------------------------------------
 714 // destruction
 715 // ----------------------------------------------------------------------------
 716
 717 wxGenericProgressDialog::~wxGenericProgressDialog()
 718 {
 719     // normally this should have been already done, but just in case
 720     ReenableOtherWindows();
 721
 722     if ( m_tempEventLoop )
 723     {
 724         wxEventLoopBase::SetActive(NULL);
 725         delete m_tempEventLoop;
 726     }
 727 }
 728
 729 void wxGenericProgressDialog::DisableOtherWindows()
 730 {
 731     if ( HasFlag(wxPD_APP_MODAL) )
 732     {
 733         m_winDisabler = new wxWindowDisabler(this);
 734     }
 735     else
 736     {
 737         if ( m_parentTop )
 738             m_parentTop->Disable();
 739         m_winDisabler = NULL;
 740     }
 741 }
 742
 743 void wxGenericProgressDialog::ReenableOtherWindows()
 744 {
 745     if ( HasFlag(wxPD_APP_MODAL) )
 746     {
 747         wxDELETE(m_winDisabler);
 748     }
 749     else
 750     {
 751         if ( m_parentTop )
 752             m_parentTop->Enable();
 753     }
 754 }
 755
 756 // ----------------------------------------------------------------------------
 757 // private functions
 758 // ----------------------------------------------------------------------------
 759
 760 void wxGenericProgressDialog::EnableSkip(bool enable)
 761 {
 762     if(m_hasSkipButton)
 763     {
 764 #ifdef __SMARTPHONE__
 765         if(enable)
 766             SetRightMenu(wxID_SKIP, _("Skip"));
 767         else
 768             SetRightMenu();
 769 #else
 770         if(m_btnSkip)
 771             m_btnSkip->Enable(enable);
 772 #endif
 773     }
 774 }
 775
 776 void wxGenericProgressDialog::EnableAbort(bool enable)
 777 {
 778     if(m_hasAbortButton)
 779     {
 780 #ifdef __SMARTPHONE__
 781         if(enable)
 782             SetLeftMenu(wxID_CANCEL); // stock buttons makes Cancel label
 783         else
 784             SetLeftMenu();
 785 #else
 786         if(m_btnAbort)
 787             m_btnAbort->Enable(enable);
 788 #endif
 789     }
 790 }
 791
 792 void wxGenericProgressDialog::EnableClose()
 793 {
 794     if(m_hasAbortButton)
 795     {
 796 #ifdef __SMARTPHONE__
 797         SetLeftMenu(wxID_CANCEL, _("Close"));
 798 #else
 799         if(m_btnAbort)
 800         {
 801             m_btnAbort->Enable();
 802             m_btnAbort->SetLabel(_("Close"));
 803         }
 804 #endif
 805     }
 806 }
 807
 808 void wxGenericProgressDialog::UpdateMessage(const wxString &newmsg)
 809 {
 810     if ( !newmsg.empty() && newmsg != m_msg->GetLabel() )
 811     {
 812         m_msg->SetLabel(newmsg);
 813
 814         // allow the window to repaint:
 815         // NOTE: since we yield only for UI events with this call, there
 816         //       should be no side-effects
 817         wxEventLoopBase::GetActive()->YieldFor(wxEVT_CATEGORY_UI);
 818     }
 819 }
 820
 821 #endif // wxUSE_PROGRESSDLG