src/common/combocmn.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/common/combocmn.cpp
   3 // Purpose:     wxComboCtrlBase
   4 // Author:      Jaakko Salli
   5 // Modified by:
   6 // Created:     Apr-30-2006
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 2005 Jaakko Salli
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 #include "wx/wxprec.h"
  21
  22 #ifdef __BORLANDC__
  23     #pragma hdrstop
  24 #endif
  25
  26 #if wxUSE_COMBOCTRL
  27
  28 #include "wx/combobox.h"
  29
  30 #ifndef WX_PRECOMP
  31     #include "wx/app.h"
  32     #include "wx/log.h"
  33     #include "wx/dcclient.h"
  34     #include "wx/settings.h"
  35     #include "wx/dialog.h"
  36     #include "wx/timer.h"
  37     #include "wx/textctrl.h"
  38 #endif
  39
  40 #include "wx/tooltip.h"
  41
  42 #include "wx/combo.h"
  43
  44
  45
  46 // constants
  47 // ----------------------------------------------------------------------------
  48
  49 #define DEFAULT_DROPBUTTON_WIDTH                19
  50
  51 #define BMP_BUTTON_MARGIN                       4
  52
  53 #define DEFAULT_POPUP_HEIGHT                    400
  54
  55 #define DEFAULT_TEXT_INDENT                     3
  56
  57 #define COMBO_MARGIN                            2 // spacing right of wxTextCtrl
  58
  59
  60 #if defined(__WXMSW__)
  61
  62 #define USE_TRANSIENT_POPUP           1 // Use wxPopupWindowTransient (preferred, if it works properly on platform)
  63 #define TRANSIENT_POPUPWIN_IS_PERFECT 0 // wxPopupTransientWindow works, its child can have focus, and common
  64                                         // native controls work on it like normal.
  65 #define POPUPWIN_IS_PERFECT           0 // Same, but for non-transient popup window.
  66 #define TEXTCTRL_TEXT_CENTERED        0 // 1 if text in textctrl is vertically centered
  67 #define FOCUS_RING                    0 // No focus ring on wxMSW
  68
  69 //#undef wxUSE_POPUPWIN
  70 //#define wxUSE_POPUPWIN 0
  71
  72 #elif defined(__WXGTK__)
  73
  74 #include "wx/gtk/private.h"
  75
  76 // NB: It is not recommended to use wxDialog as popup on wxGTK, because of
  77 //     this bug: If wxDialog is hidden, its position becomes corrupt
  78 //     between hide and next show, but without internal coordinates being
  79 //     reflected (or something like that - atleast commenting out ->Hide()
  80 //     seemed to eliminate the position change).
  81
  82 // NB: Let's not be afraid to use wxGTK's wxPopupTransientWindow as a
  83 //     'perfect' popup, as it can succesfully host child controls even in
  84 //     popups that are shown in modal dialogs.
  85
  86 #define USE_TRANSIENT_POPUP           1 // Use wxPopupWindowTransient (preferred, if it works properly on platform)
  87 #define TRANSIENT_POPUPWIN_IS_PERFECT 1 // wxPopupTransientWindow works, its child can have focus, and common
  88                                         // native controls work on it like normal.
  89 #define POPUPWIN_IS_PERFECT           1 // Same, but for non-transient popup window.
  90 #define TEXTCTRL_TEXT_CENTERED        1 // 1 if text in textctrl is vertically centered
  91 #define FOCUS_RING                    0 // No focus ring on wxGTK
  92
  93 #elif defined(__WXMAC__)
  94
  95 #define USE_TRANSIENT_POPUP           1 // Use wxPopupWindowTransient (preferred, if it works properly on platform)
  96 #define TRANSIENT_POPUPWIN_IS_PERFECT 1 // wxPopupTransientWindow works, its child can have focus, and common
  97                                         // native controls work on it like normal.
  98 #define POPUPWIN_IS_PERFECT           1 // Same, but for non-transient popup window.
  99 #define TEXTCTRL_TEXT_CENTERED        1 // 1 if text in textctrl is vertically centered
 100 #define FOCUS_RING                    3 // Reserve room for the textctrl's focus ring to display
 101
 102 #undef DEFAULT_DROPBUTTON_WIDTH
 103 #define DEFAULT_DROPBUTTON_WIDTH      22
 104 #undef COMBO_MARGIN
 105 #define COMBO_MARGIN                  FOCUS_RING
 106
 107 #else
 108
 109 #define USE_TRANSIENT_POPUP           0 // Use wxPopupWindowTransient (preferred, if it works properly on platform)
 110 #define TRANSIENT_POPUPWIN_IS_PERFECT 0 // wxPopupTransientWindow works, its child can have focus, and common
 111                                         // native controls work on it like normal.
 112 #define POPUPWIN_IS_PERFECT           0 // Same, but for non-transient popup window.
 113 #define TEXTCTRL_TEXT_CENTERED        1 // 1 if text in textctrl is vertically centered
 114 #define FOCUS_RING                    0
 115
 116 #endif
 117
 118
 119 // Popupwin is really only supported on wxMSW (not WINCE) and wxGTK, regardless
 120 // what the wxUSE_POPUPWIN says.
 121 // FIXME: Why isn't wxUSE_POPUPWIN reliable any longer? (it was in wxW2.6.2)
 122 #if (!defined(__WXMSW__) && !defined(__WXGTK__) && !defined(__WXMAC__)) || defined(__WXWINCE__)
 123 #undef wxUSE_POPUPWIN
 124 #define wxUSE_POPUPWIN 0
 125 #endif
 126
 127
 128 #if wxUSE_POPUPWIN
 129     #include "wx/popupwin.h"
 130 #else
 131     #undef USE_TRANSIENT_POPUP
 132     #define USE_TRANSIENT_POPUP 0
 133 #endif
 134
 135
 136 // Define different types of popup windows
 137 enum
 138 {
 139     POPUPWIN_NONE                   = 0,
 140     POPUPWIN_WXPOPUPTRANSIENTWINDOW = 1,
 141     POPUPWIN_WXPOPUPWINDOW          = 2,
 142     POPUPWIN_WXDIALOG               = 3
 143 };
 144
 145
 146 #if USE_TRANSIENT_POPUP
 147     // wxPopupTransientWindow is implemented
 148
 149     #define wxComboPopupWindowBase  wxPopupTransientWindow
 150     #define PRIMARY_POPUP_TYPE      POPUPWIN_WXPOPUPTRANSIENTWINDOW
 151     #define USES_WXPOPUPTRANSIENTWINDOW 1
 152
 153     #if TRANSIENT_POPUPWIN_IS_PERFECT
 154         //
 155     #elif POPUPWIN_IS_PERFECT
 156         #define wxComboPopupWindowBase2     wxPopupWindow
 157         #define SECONDARY_POPUP_TYPE        POPUPWIN_WXPOPUPWINDOW
 158         #define USES_WXPOPUPWINDOW          1
 159     #else
 160         #define wxComboPopupWindowBase2     wxDialog
 161         #define SECONDARY_POPUP_TYPE        POPUPWIN_WXDIALOG
 162         #define USES_WXDIALOG               1
 163     #endif
 164
 165 #elif wxUSE_POPUPWIN
 166     // wxPopupWindow (but not wxPopupTransientWindow) is properly implemented
 167
 168     #define wxComboPopupWindowBase      wxPopupWindow
 169     #define PRIMARY_POPUP_TYPE          POPUPWIN_WXPOPUPWINDOW
 170     #define USES_WXPOPUPWINDOW          1
 171
 172     #if !POPUPWIN_IS_PERFECT
 173         #define wxComboPopupWindowBase2     wxDialog
 174         #define SECONDARY_POPUP_TYPE        POPUPWIN_WXDIALOG
 175         #define USES_WXDIALOG               1
 176     #endif
 177
 178 #else
 179     // wxPopupWindow is not implemented
 180
 181     #define wxComboPopupWindowBase      wxDialog
 182     #define PRIMARY_POPUP_TYPE          POPUPWIN_WXDIALOG
 183     #define USES_WXDIALOG               1
 184
 185 #endif
 186
 187
 188 #ifndef USES_WXPOPUPTRANSIENTWINDOW
 189     #define USES_WXPOPUPTRANSIENTWINDOW 0
 190 #endif
 191
 192 #ifndef USES_WXPOPUPWINDOW
 193     #define USES_WXPOPUPWINDOW          0
 194 #endif
 195
 196 #ifndef USES_WXDIALOG
 197     #define USES_WXDIALOG               0
 198 #endif
 199
 200
 201 #if USES_WXPOPUPWINDOW
 202     #define INSTALL_TOPLEV_HANDLER      1
 203 #else
 204     #define INSTALL_TOPLEV_HANDLER      0
 205 #endif
 206
 207
 208 //
 209 // ** TODO **
 210 // * wxComboPopupWindow for external use (ie. replace old wxUniv wxPopupComboWindow)
 211 //
 212
 213
 214 // ----------------------------------------------------------------------------
 215 // wxComboFrameEventHandler takes care of hiding the popup when events happen
 216 // in its top level parent.
 217 // ----------------------------------------------------------------------------
 218
 219 #if INSTALL_TOPLEV_HANDLER
 220
 221 //
 222 // This will no longer be necessary after wxTransientPopupWindow
 223 // works well on all platforms.
 224 //
 225
 226 class wxComboFrameEventHandler : public wxEvtHandler
 227 {
 228 public:
 229     wxComboFrameEventHandler( wxComboCtrlBase* pCb );
 230     virtual ~wxComboFrameEventHandler();
 231
 232     void OnPopup();
 233
 234     void OnIdle( wxIdleEvent& event );
 235     void OnMouseEvent( wxMouseEvent& event );
 236     void OnActivate( wxActivateEvent& event );
 237     void OnResize( wxSizeEvent& event );
 238     void OnMove( wxMoveEvent& event );
 239     void OnMenuEvent( wxMenuEvent& event );
 240     void OnClose( wxCloseEvent& event );
 241
 242 protected:
 243     wxWindow*                       m_focusStart;
 244     wxComboCtrlBase*     m_combo;
 245
 246 private:
 247     DECLARE_EVENT_TABLE()
 248 };
 249
 250 BEGIN_EVENT_TABLE(wxComboFrameEventHandler, wxEvtHandler)
 251     EVT_IDLE(wxComboFrameEventHandler::OnIdle)
 252     EVT_LEFT_DOWN(wxComboFrameEventHandler::OnMouseEvent)
 253     EVT_RIGHT_DOWN(wxComboFrameEventHandler::OnMouseEvent)
 254     EVT_SIZE(wxComboFrameEventHandler::OnResize)
 255     EVT_MOVE(wxComboFrameEventHandler::OnMove)
 256     EVT_MENU_HIGHLIGHT(wxID_ANY,wxComboFrameEventHandler::OnMenuEvent)
 257     EVT_MENU_OPEN(wxComboFrameEventHandler::OnMenuEvent)
 258     EVT_ACTIVATE(wxComboFrameEventHandler::OnActivate)
 259     EVT_CLOSE(wxComboFrameEventHandler::OnClose)
 260 END_EVENT_TABLE()
 261
 262 wxComboFrameEventHandler::wxComboFrameEventHandler( wxComboCtrlBase* combo )
 263     : wxEvtHandler()
 264 {
 265     m_combo = combo;
 266 }
 267
 268 wxComboFrameEventHandler::~wxComboFrameEventHandler()
 269 {
 270 }
 271
 272 void wxComboFrameEventHandler::OnPopup()
 273 {
 274     m_focusStart = ::wxWindow::FindFocus();
 275 }
 276
 277 void wxComboFrameEventHandler::OnIdle( wxIdleEvent& event )
 278 {
 279     wxWindow* winFocused = ::wxWindow::FindFocus();
 280
 281     wxWindow* popup = m_combo->GetPopupControl()->GetControl();
 282     wxWindow* winpopup = m_combo->GetPopupWindow();
 283
 284     if (
 285          winFocused != m_focusStart &&
 286          winFocused != popup &&
 287          winFocused->GetParent() != popup &&
 288          winFocused != winpopup &&
 289          winFocused->GetParent() != winpopup &&
 290          winFocused != m_combo &&
 291          winFocused != m_combo->GetButton() // GTK (atleast) requires this
 292         )
 293     {
 294         m_combo->HidePopup();
 295     }
 296
 297     event.Skip();
 298 }
 299
 300 void wxComboFrameEventHandler::OnMenuEvent( wxMenuEvent& event )
 301 {
 302     m_combo->HidePopup();
 303     event.Skip();
 304 }
 305
 306 void wxComboFrameEventHandler::OnMouseEvent( wxMouseEvent& event )
 307 {
 308     m_combo->HidePopup();
 309     event.Skip();
 310 }
 311
 312 void wxComboFrameEventHandler::OnClose( wxCloseEvent& event )
 313 {
 314     m_combo->HidePopup();
 315     event.Skip();
 316 }
 317
 318 void wxComboFrameEventHandler::OnActivate( wxActivateEvent& event )
 319 {
 320     m_combo->HidePopup();
 321     event.Skip();
 322 }
 323
 324 void wxComboFrameEventHandler::OnResize( wxSizeEvent& event )
 325 {
 326     m_combo->HidePopup();
 327     event.Skip();
 328 }
 329
 330 void wxComboFrameEventHandler::OnMove( wxMoveEvent& event )
 331 {
 332     m_combo->HidePopup();
 333     event.Skip();
 334 }
 335
 336 #endif // INSTALL_TOPLEV_HANDLER
 337
 338 // ----------------------------------------------------------------------------
 339 // wxComboPopupWindow is, in essence, wxPopupWindow customized for
 340 // wxComboCtrl.
 341 // ----------------------------------------------------------------------------
 342
 343 class wxComboPopupWindow : public wxComboPopupWindowBase
 344 {
 345 public:
 346
 347     wxComboPopupWindow( wxComboCtrlBase *parent,
 348                         int style )
 349     #if USES_WXPOPUPWINDOW || USES_WXPOPUPTRANSIENTWINDOW
 350                        : wxComboPopupWindowBase(parent,style)
 351     #else
 352                        : wxComboPopupWindowBase(parent,
 353                                                 wxID_ANY,
 354                                                 wxEmptyString,
 355                                                 wxPoint(-21,-21),
 356                                                 wxSize(20,20),
 357                                                 style)
 358     #endif
 359     {
 360         m_inShow = 0;
 361     }
 362
 363 #if USES_WXPOPUPTRANSIENTWINDOW
 364     virtual bool Show( bool show );
 365     virtual bool ProcessLeftDown(wxMouseEvent& event);
 366 protected:
 367     virtual void OnDismiss();
 368 #endif
 369
 370 private:
 371     wxByte      m_inShow;
 372 };
 373
 374
 375 #if USES_WXPOPUPTRANSIENTWINDOW
 376 bool wxComboPopupWindow::Show( bool show )
 377 {
 378     // Guard against recursion
 379     if ( m_inShow )
 380         return wxComboPopupWindowBase::Show(show);
 381
 382     m_inShow++;
 383
 384     wxASSERT( IsKindOf(CLASSINFO(wxPopupTransientWindow)) );
 385
 386     wxPopupTransientWindow* ptw = (wxPopupTransientWindow*) this;
 387
 388     if ( show != ptw->IsShown() )
 389     {
 390         if ( show )
 391             // We used to do wxPopupTransientWindow::Popup here,
 392             // but this would hide normal Show, which we are
 393             // also going to need.
 394             ptw->Show();
 395         else
 396             ptw->Dismiss();
 397     }
 398
 399     m_inShow--;
 400
 401     return true;
 402 }
 403
 404 bool wxComboPopupWindow::ProcessLeftDown(wxMouseEvent& event)
 405 {
 406     return wxPopupTransientWindow::ProcessLeftDown(event);
 407 }
 408
 409 // First thing that happens when a transient popup closes is that this method gets called.
 410 void wxComboPopupWindow::OnDismiss()
 411 {
 412     wxComboCtrlBase* combo = (wxComboCtrlBase*) GetParent();
 413     wxASSERT_MSG( combo->IsKindOf(CLASSINFO(wxComboCtrlBase)),
 414                   wxT("parent might not be wxComboCtrl, but check IMPLEMENT_DYNAMIC_CLASS(2) macro for correctness") );
 415
 416     combo->OnPopupDismiss();
 417 }
 418 #endif // USES_WXPOPUPTRANSIENTWINDOW
 419
 420
 421 // ----------------------------------------------------------------------------
 422 // wxComboPopupWindowEvtHandler does bulk of the custom event handling
 423 // of a popup window. It is separate so we can have different types
 424 // of popup windows.
 425 // ----------------------------------------------------------------------------
 426
 427 class wxComboPopupWindowEvtHandler : public wxEvtHandler
 428 {
 429 public:
 430
 431     wxComboPopupWindowEvtHandler( wxComboCtrlBase *parent )
 432     {
 433         m_combo = parent;
 434     }
 435
 436     void OnSizeEvent( wxSizeEvent& event );
 437     void OnKeyEvent(wxKeyEvent& event);
 438 #if USES_WXDIALOG
 439     void OnActivate( wxActivateEvent& event );
 440 #endif
 441
 442 private:
 443     wxComboCtrlBase*    m_combo;
 444
 445     DECLARE_EVENT_TABLE()
 446 };
 447
 448
 449 BEGIN_EVENT_TABLE(wxComboPopupWindowEvtHandler, wxEvtHandler)
 450     EVT_KEY_DOWN(wxComboPopupWindowEvtHandler::OnKeyEvent)
 451     EVT_KEY_UP(wxComboPopupWindowEvtHandler::OnKeyEvent)
 452 #if USES_WXDIALOG
 453     EVT_ACTIVATE(wxComboPopupWindowEvtHandler::OnActivate)
 454 #endif
 455     EVT_SIZE(wxComboPopupWindowEvtHandler::OnSizeEvent)
 456 END_EVENT_TABLE()
 457
 458
 459 void wxComboPopupWindowEvtHandler::OnSizeEvent( wxSizeEvent& WXUNUSED(event) )
 460 {
 461     // Block the event so that the popup control does not get auto-resized.
 462 }
 463
 464 void wxComboPopupWindowEvtHandler::OnKeyEvent( wxKeyEvent& event )
 465 {
 466     // Relay keyboard event to the main child controls
 467     wxWindowList children = m_combo->GetPopupWindow()->GetChildren();
 468     wxWindowList::iterator node = children.begin();
 469     wxWindow* child = (wxWindow*)*node;
 470     child->GetEventHandler()->AddPendingEvent(event);
 471 }
 472
 473 #if USES_WXDIALOG
 474 void wxComboPopupWindowEvtHandler::OnActivate( wxActivateEvent& event )
 475 {
 476     if ( !event.GetActive() )
 477     {
 478         // Tell combo control that we are dismissed.
 479         m_combo->HidePopup();
 480
 481         event.Skip();
 482     }
 483 }
 484 #endif
 485
 486
 487 // ----------------------------------------------------------------------------
 488 // wxComboPopup
 489 //
 490 // ----------------------------------------------------------------------------
 491
 492 wxComboPopup::~wxComboPopup()
 493 {
 494 }
 495
 496 void wxComboPopup::OnPopup()
 497 {
 498 }
 499
 500 void wxComboPopup::OnDismiss()
 501 {
 502 }
 503
 504 wxComboCtrl* wxComboPopup::GetComboCtrl() const
 505 {
 506     return wxStaticCast(m_combo, wxComboCtrl);
 507 }
 508
 509 wxSize wxComboPopup::GetAdjustedSize( int minWidth,
 510                                       int prefHeight,
 511                                       int WXUNUSED(maxHeight) )
 512 {
 513     return wxSize(minWidth,prefHeight);
 514 }
 515
 516 void wxComboPopup::DefaultPaintComboControl( wxComboCtrlBase* combo,
 517                                              wxDC& dc, const wxRect& rect )
 518 {
 519     if ( combo->GetWindowStyle() & wxCB_READONLY ) // ie. no textctrl
 520     {
 521         combo->PrepareBackground(dc,rect,0);
 522
 523         dc.DrawText( combo->GetValue(),
 524                      rect.x + combo->m_marginLeft,
 525                      (rect.height-dc.GetCharHeight())/2 + rect.y );
 526     }
 527 }
 528
 529 void wxComboPopup::PaintComboControl( wxDC& dc, const wxRect& rect )
 530 {
 531     DefaultPaintComboControl(m_combo,dc,rect);
 532 }
 533
 534 void wxComboPopup::OnComboKeyEvent( wxKeyEvent& event )
 535 {
 536     event.Skip();
 537 }
 538
 539 void wxComboPopup::OnComboDoubleClick()
 540 {
 541 }
 542
 543 void wxComboPopup::SetStringValue( const wxString& WXUNUSED(value) )
 544 {
 545 }
 546
 547 bool wxComboPopup::LazyCreate()
 548 {
 549     return false;
 550 }
 551
 552 void wxComboPopup::Dismiss()
 553 {
 554     m_combo->HidePopup();
 555 }
 556
 557 // ----------------------------------------------------------------------------
 558 // input handling
 559 // ----------------------------------------------------------------------------
 560
 561 //
 562 // This is pushed to the event handler queue of the child textctrl.
 563 //
 564 class wxComboBoxExtraInputHandler : public wxEvtHandler
 565 {
 566 public:
 567
 568     wxComboBoxExtraInputHandler( wxComboCtrlBase* combo )
 569         : wxEvtHandler()
 570     {
 571         m_combo = combo;
 572     }
 573     virtual ~wxComboBoxExtraInputHandler() { }
 574     void OnKey(wxKeyEvent& event);
 575     void OnFocus(wxFocusEvent& event);
 576
 577 protected:
 578     wxComboCtrlBase*   m_combo;
 579
 580 private:
 581     DECLARE_EVENT_TABLE()
 582 };
 583
 584
 585 BEGIN_EVENT_TABLE(wxComboBoxExtraInputHandler, wxEvtHandler)
 586     EVT_KEY_DOWN(wxComboBoxExtraInputHandler::OnKey)
 587     EVT_KEY_UP(wxComboBoxExtraInputHandler::OnKey)
 588     EVT_CHAR(wxComboBoxExtraInputHandler::OnKey)
 589     EVT_SET_FOCUS(wxComboBoxExtraInputHandler::OnFocus)
 590     EVT_KILL_FOCUS(wxComboBoxExtraInputHandler::OnFocus)
 591 END_EVENT_TABLE()
 592
 593
 594 void wxComboBoxExtraInputHandler::OnKey(wxKeyEvent& event)
 595 {
 596     // Let the wxComboCtrl event handler have a go first.
 597     wxComboCtrlBase* combo = m_combo;
 598
 599     wxKeyEvent redirectedEvent(event);
 600     redirectedEvent.SetId(combo->GetId());
 601     redirectedEvent.SetEventObject(combo);
 602
 603     if ( !combo->GetEventHandler()->ProcessEvent(redirectedEvent) )
 604     {
 605         // Don't let TAB through to the text ctrl - looks ugly
 606         if ( event.GetKeyCode() != WXK_TAB )
 607             event.Skip();
 608     }
 609 }
 610
 611 void wxComboBoxExtraInputHandler::OnFocus(wxFocusEvent& event)
 612 {
 613     // FIXME: This code does run when control is clicked,
 614     //        yet on Windows it doesn't select all the text.
 615     if ( event.GetEventType() == wxEVT_SET_FOCUS &&
 616         !(m_combo->GetInternalFlags() & wxCC_NO_TEXT_AUTO_SELECT) )
 617     {
 618         if ( m_combo->GetTextCtrl() )
 619             m_combo->GetTextCtrl()->SelectAll();
 620         else
 621             m_combo->SetSelection(-1,-1);
 622     }
 623
 624     // Send focus indication to parent.
 625     // NB: This is needed for cases where the textctrl gets focus
 626     //     instead of its parent. While this may trigger multiple
 627     //     wxEVT_SET_FOCUSes (since m_text->SetFocus is called
 628     //     from combo's focus event handler), they should be quite
 629     //     harmless.
 630     wxFocusEvent evt2(event.GetEventType(),m_combo->GetId());
 631     evt2.SetEventObject(m_combo);
 632     m_combo->GetEventHandler()->ProcessEvent(evt2);
 633
 634     event.Skip();
 635 }
 636
 637
 638 //
 639 // This is pushed to the event handler queue of the control in popup.
 640 //
 641
 642 class wxComboPopupExtraEventHandler : public wxEvtHandler
 643 {
 644 public:
 645
 646     wxComboPopupExtraEventHandler( wxComboCtrlBase* combo )
 647         : wxEvtHandler()
 648     {
 649         m_combo = combo;
 650         m_beenInside = false;
 651     }
 652     virtual ~wxComboPopupExtraEventHandler() { }
 653
 654     void OnMouseEvent( wxMouseEvent& event );
 655
 656     // Called from wxComboCtrlBase::OnPopupDismiss
 657     void OnPopupDismiss()
 658     {
 659         m_beenInside = false;
 660     }
 661
 662 protected:
 663     wxComboCtrlBase*     m_combo;
 664
 665     bool                    m_beenInside;
 666
 667 private:
 668     DECLARE_EVENT_TABLE()
 669 };
 670
 671
 672 BEGIN_EVENT_TABLE(wxComboPopupExtraEventHandler, wxEvtHandler)
 673     EVT_MOUSE_EVENTS(wxComboPopupExtraEventHandler::OnMouseEvent)
 674 END_EVENT_TABLE()
 675
 676
 677 void wxComboPopupExtraEventHandler::OnMouseEvent( wxMouseEvent& event )
 678 {
 679     wxPoint pt = event.GetPosition();
 680     wxSize sz = m_combo->GetPopupControl()->GetControl()->GetClientSize();
 681     int evtType = event.GetEventType();
 682     bool isInside = pt.x >= 0 && pt.y >= 0 && pt.x < sz.x && pt.y < sz.y;
 683     bool relayToButton = false;
 684
 685     event.Skip();
 686
 687     if ( evtType == wxEVT_MOTION ||
 688          evtType == wxEVT_LEFT_DOWN ||
 689          evtType == wxEVT_RIGHT_DOWN )
 690     {
 691         // Block motion and click events outside the popup
 692         if ( !isInside || !m_combo->IsPopupShown() )
 693         {
 694             event.Skip(false);
 695         }
 696     }
 697     else if ( evtType == wxEVT_LEFT_UP )
 698     {
 699         if ( !m_combo->IsPopupShown() )
 700         {
 701             event.Skip(false);
 702             relayToButton = true;
 703         }
 704         else if ( !m_beenInside )
 705         {
 706             if ( isInside )
 707             {
 708                 m_beenInside = true;
 709             }
 710             else
 711             {
 712                 relayToButton = true;
 713             }
 714         }
 715     }
 716
 717     if ( relayToButton )
 718     {
 719         //
 720         // Some mouse events to popup that happen outside it, before cursor
 721         // has been inside the popup, need to be ignored by it but relayed to
 722         // the dropbutton.
 723         //
 724         wxWindow* eventSink = m_combo;
 725         wxWindow* btn = m_combo->GetButton();
 726         if ( btn )
 727             eventSink = btn;
 728
 729         eventSink->GetEventHandler()->ProcessEvent(event);
 730     }
 731 }
 732
 733 // ----------------------------------------------------------------------------
 734 // wxComboCtrlTextCtrl
 735 // ----------------------------------------------------------------------------
 736
 737 class wxComboCtrlTextCtrl : public wxTextCtrl
 738 {
 739 public:
 740     wxComboCtrlTextCtrl() : wxTextCtrl() { }
 741     virtual ~wxComboCtrlTextCtrl() { }
 742
 743     virtual wxWindow *GetMainWindowOfCompositeControl()
 744     {
 745         wxComboCtrl* combo = (wxComboCtrl*) GetParent();
 746
 747         // Returning this instead of just 'parent' lets FindFocus work
 748         // correctly even when parent control is a child of a composite
 749         // generic control (as is case with wxGenericDatePickerCtrl).
 750         return combo->GetMainWindowOfCompositeControl();
 751     }
 752 };
 753
 754 // ----------------------------------------------------------------------------
 755 // wxComboCtrlBase
 756 // ----------------------------------------------------------------------------
 757
 758
 759 BEGIN_EVENT_TABLE(wxComboCtrlBase, wxControl)
 760     EVT_TEXT(wxID_ANY,wxComboCtrlBase::OnTextCtrlEvent)
 761     EVT_SIZE(wxComboCtrlBase::OnSizeEvent)
 762     EVT_SET_FOCUS(wxComboCtrlBase::OnFocusEvent)
 763     EVT_KILL_FOCUS(wxComboCtrlBase::OnFocusEvent)
 764     EVT_IDLE(wxComboCtrlBase::OnIdleEvent)
 765     //EVT_BUTTON(wxID_ANY,wxComboCtrlBase::OnButtonClickEvent)
 766     EVT_KEY_DOWN(wxComboCtrlBase::OnKeyEvent)
 767     EVT_TEXT_ENTER(wxID_ANY,wxComboCtrlBase::OnTextCtrlEvent)
 768     EVT_SYS_COLOUR_CHANGED(wxComboCtrlBase::OnSysColourChanged)
 769 END_EVENT_TABLE()
 770
 771
 772 IMPLEMENT_ABSTRACT_CLASS(wxComboCtrlBase, wxControl)
 773
 774 void wxComboCtrlBase::Init()
 775 {
 776     m_winPopup = NULL;
 777     m_popup = NULL;
 778     m_popupWinState = Hidden;
 779     m_btn = NULL;
 780     m_text = NULL;
 781     m_popupInterface = NULL;
 782
 783     m_popupExtraHandler = NULL;
 784     m_textEvtHandler = NULL;
 785
 786 #if INSTALL_TOPLEV_HANDLER
 787     m_toplevEvtHandler = NULL;
 788 #endif
 789
 790     m_mainCtrlWnd = this;
 791
 792     m_heightPopup = -1;
 793     m_widthMinPopup = -1;
 794     m_anchorSide = 0;
 795     m_widthCustomPaint = 0;
 796     m_widthCustomBorder = 0;
 797
 798     m_btnState = 0;
 799     m_btnWidDefault = 0;
 800     m_blankButtonBg = false;
 801     m_ignoreEvtText = 0;
 802     m_popupWinType = POPUPWIN_NONE;
 803     m_btnWid = m_btnHei = -1;
 804     m_btnSide = wxRIGHT;
 805     m_btnSpacingX = 0;
 806
 807     m_extLeft = 0;
 808     m_extRight = 0;
 809     m_marginLeft = -1;
 810     m_iFlags = 0;
 811     m_timeCanAcceptClick = 0;
 812
 813     m_resetFocus = false;
 814 }
 815
 816 bool wxComboCtrlBase::Create(wxWindow *parent,
 817                              wxWindowID id,
 818                              const wxString& value,
 819                              const wxPoint& pos,
 820                              const wxSize& size,
 821                              long style,
 822                              const wxValidator& validator,
 823                              const wxString& name)
 824 {
 825     if ( !wxControl::Create(parent,
 826                             id,
 827                             pos,
 828                             size,
 829                             style | wxWANTS_CHARS,
 830                             validator,
 831                             name) )
 832         return false;
 833
 834     m_valueString = value;
 835
 836     // Get colours
 837     OnThemeChange();
 838     m_marginLeft = GetNativeTextIndent();
 839
 840     m_iFlags |= wxCC_IFLAG_CREATED;
 841
 842     // If x and y indicate valid size, wxSizeEvent won't be
 843     // emitted automatically, so we need to add artifical one.
 844     if ( size.x > 0 && size.y > 0 )
 845     {
 846         wxSizeEvent evt(size,GetId());
 847         GetEventHandler()->AddPendingEvent(evt);
 848     }
 849
 850     return true;
 851 }
 852
 853 void wxComboCtrlBase::InstallInputHandlers()
 854 {
 855     if ( m_text )
 856     {
 857         m_textEvtHandler = new wxComboBoxExtraInputHandler(this);
 858         m_text->PushEventHandler(m_textEvtHandler);
 859     }
 860 }
 861
 862 void
 863 wxComboCtrlBase::CreateTextCtrl(int style, const wxValidator& validator)
 864 {
 865     if ( !(m_windowStyle & wxCB_READONLY) )
 866     {
 867         if ( m_text )
 868             m_text->Destroy();
 869
 870         // wxTE_PROCESS_TAB is needed because on Windows, wxTAB_TRAVERSAL is
 871         // not used by the wxPropertyGrid and therefore the tab is processed by
 872         // looking at ancestors to see if they have wxTAB_TRAVERSAL. The
 873         // navigation event is then sent to the wrong window.
 874         style |= wxTE_PROCESS_TAB;
 875
 876         if ( HasFlag(wxTE_PROCESS_ENTER) )
 877             style |= wxTE_PROCESS_ENTER;
 878
 879         // Ignore EVT_TEXT generated by the constructor (but only
 880         // if the event redirector already exists)
 881         // NB: This must be " = 1" instead of "++";
 882         if ( m_textEvtHandler )
 883             m_ignoreEvtText = 1;
 884         else
 885             m_ignoreEvtText = 0;
 886
 887         m_text = new wxComboCtrlTextCtrl();
 888         m_text->Create(this, wxID_ANY, m_valueString,
 889                        wxDefaultPosition, wxSize(10,-1),
 890                        style, validator);
 891     }
 892 }
 893
 894 void wxComboCtrlBase::OnThemeChange()
 895 {
 896     // Leave the default bg on the Mac so the area used by the focus ring will
 897     // be the correct colour and themed brush.  Instead we'll use
 898     // wxSYS_COLOUR_WINDOW in the EVT_PAINT handler as needed.
 899 #ifndef __WXMAC__
 900     SetOwnBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW));
 901 #endif
 902 }
 903
 904 wxComboCtrlBase::~wxComboCtrlBase()
 905 {
 906     if ( HasCapture() )
 907         ReleaseMouse();
 908
 909 #if INSTALL_TOPLEV_HANDLER
 910     delete ((wxComboFrameEventHandler*)m_toplevEvtHandler);
 911     m_toplevEvtHandler = NULL;
 912 #endif
 913
 914     DestroyPopup();
 915
 916     if ( m_text )
 917         m_text->RemoveEventHandler(m_textEvtHandler);
 918
 919     delete m_textEvtHandler;
 920 }
 921
 922
 923 // ----------------------------------------------------------------------------
 924 // geometry stuff
 925 // ----------------------------------------------------------------------------
 926
 927 // Recalculates button and textctrl areas
 928 void wxComboCtrlBase::CalculateAreas( int btnWidth )
 929 {
 930     wxSize sz = GetClientSize();
 931     int customBorder = m_widthCustomBorder;
 932     int btnBorder; // border for button only
 933
 934     // check if button should really be outside the border: we'll do it it if
 935     // its platform default or bitmap+pushbutton background is used, but not if
 936     // there is vertical size adjustment or horizontal spacing.
 937     if ( ( (m_iFlags & wxCC_BUTTON_OUTSIDE_BORDER) ||
 938                 (m_bmpNormal.Ok() && m_blankButtonBg) ) &&
 939          m_btnSpacingX == 0 &&
 940          m_btnHei <= 0 )
 941     {
 942         m_iFlags |= wxCC_IFLAG_BUTTON_OUTSIDE;
 943         btnBorder = 0;
 944     }
 945     else if ( (m_iFlags & wxCC_BUTTON_COVERS_BORDER) &&
 946               m_btnSpacingX == 0 && !m_bmpNormal.Ok() )
 947     {
 948         m_iFlags &= ~(wxCC_IFLAG_BUTTON_OUTSIDE);
 949         btnBorder = 0;
 950     }
 951     else
 952     {
 953         m_iFlags &= ~(wxCC_IFLAG_BUTTON_OUTSIDE);
 954         btnBorder = customBorder;
 955     }
 956
 957     // Defaul indentation
 958     if ( m_marginLeft < 0 )
 959         m_marginLeft = GetNativeTextIndent();
 960
 961     int butWidth = btnWidth;
 962
 963     if ( butWidth <= 0 )
 964         butWidth = m_btnWidDefault;
 965     else
 966         m_btnWidDefault = butWidth;
 967
 968     if ( butWidth <= 0 )
 969         return;
 970
 971     int butHeight = sz.y - btnBorder*2;
 972
 973     // Adjust button width
 974     if ( m_btnWid > 0 )
 975         butWidth = m_btnWid;
 976     else
 977     {
 978         // Adjust button width to match aspect ratio
 979         // (but only if control is smaller than best size).
 980         int bestHeight = GetBestSize().y;
 981         int height = GetSize().y;
 982
 983         if ( height < bestHeight )
 984         {
 985             // Make very small buttons square, as it makes
 986             // them accommodate arrow image better and still
 987             // looks decent.
 988             if ( height > 18 )
 989                 butWidth = (height*butWidth)/bestHeight;
 990             else
 991                 butWidth = butHeight;
 992         }
 993     }
 994
 995     // Adjust button height
 996     if ( m_btnHei > 0 )
 997         butHeight = m_btnHei;
 998
 999     // Use size of normal bitmap if...
1000     //   It is larger
1001     //   OR
1002     //   button width is set to default and blank button bg is not drawn
1003     if ( m_bmpNormal.Ok() )
1004     {
1005         int bmpReqWidth = m_bmpNormal.GetWidth();
1006         int bmpReqHeight = m_bmpNormal.GetHeight();
1007
1008         // If drawing blank button background, we need to add some margin.
1009         if ( m_blankButtonBg )
1010         {
1011             bmpReqWidth += BMP_BUTTON_MARGIN*2;
1012             bmpReqHeight += BMP_BUTTON_MARGIN*2;
1013         }
1014
1015         if ( butWidth < bmpReqWidth || ( m_btnWid == 0 && !m_blankButtonBg ) )
1016             butWidth = bmpReqWidth;
1017         if ( butHeight < bmpReqHeight || ( m_btnHei == 0 && !m_blankButtonBg ) )
1018             butHeight = bmpReqHeight;
1019
1020         // Need to fix height?
1021         if ( (sz.y-(customBorder*2)) < butHeight && btnWidth == 0 )
1022         {
1023             int newY = butHeight+(customBorder*2);
1024             SetClientSize(wxDefaultCoord,newY);
1025             if ( m_bmpNormal.Ok() || m_btnArea.width != butWidth || m_btnArea.height != butHeight )
1026                 m_iFlags |= wxCC_IFLAG_HAS_NONSTANDARD_BUTTON;
1027             else
1028                 m_iFlags &= ~wxCC_IFLAG_HAS_NONSTANDARD_BUTTON;
1029
1030             sz.y = newY;
1031         }
1032     }
1033
1034     int butAreaWid = butWidth + (m_btnSpacingX*2);
1035
1036     m_btnSize.x = butWidth;
1037     m_btnSize.y = butHeight;
1038
1039     m_btnArea.x = ( m_btnSide==wxRIGHT ? sz.x - butAreaWid - btnBorder : btnBorder );
1040     m_btnArea.y = btnBorder + FOCUS_RING;
1041     m_btnArea.width = butAreaWid;
1042     m_btnArea.height = sz.y - ((btnBorder+FOCUS_RING)*2);
1043
1044     m_tcArea.x = ( m_btnSide==wxRIGHT ? 0 : butAreaWid ) + customBorder + FOCUS_RING;
1045     m_tcArea.y = customBorder + FOCUS_RING;
1046     m_tcArea.width = sz.x - butAreaWid - (customBorder*2) - (FOCUS_RING*2);
1047     m_tcArea.height = sz.y - ((customBorder+FOCUS_RING)*2);
1048
1049 /*
1050     if ( m_text )
1051     {
1052         ::wxMessageBox(wxString::Format(wxT("ButtonArea (%i,%i,%i,%i)\n"),m_btnArea.x,m_btnArea.y,m_btnArea.width,m_btnArea.height) +
1053                        wxString::Format(wxT("TextCtrlArea (%i,%i,%i,%i)"),m_tcArea.x,m_tcArea.y,m_tcArea.width,m_tcArea.height));
1054     }
1055 */
1056 }
1057
1058 void wxComboCtrlBase::PositionTextCtrl( int textCtrlXAdjust, int textCtrlYAdjust )
1059 {
1060     if ( !m_text )
1061         return;
1062
1063     wxSize sz = GetClientSize();
1064
1065     int customBorder = m_widthCustomBorder;
1066     if ( (m_text->GetWindowStyleFlag() & wxBORDER_MASK) == wxNO_BORDER )
1067     {
1068         int x;
1069
1070         if ( !m_widthCustomPaint )
1071         {
1072             // No special custom paint area - we can use 0 left margin
1073             // with wxTextCtrl.
1074             if ( m_text->SetMargins(0) )
1075                 textCtrlXAdjust = 0;
1076             x = m_tcArea.x + m_marginLeft + textCtrlXAdjust;
1077         }
1078         else
1079         {
1080             // There is special custom paint area - it is better to
1081             // use some margin with the wxTextCtrl.
1082             m_text->SetMargins(m_marginLeft);
1083             x = m_tcArea.x + m_widthCustomPaint +
1084                 m_marginLeft + textCtrlXAdjust;
1085         }
1086
1087         // Centre textctrl vertically, if needed
1088 #if !TEXTCTRL_TEXT_CENTERED
1089         int tcSizeY = m_text->GetBestSize().y;
1090         int diff0 = sz.y - tcSizeY;
1091         int y = textCtrlYAdjust + (diff0/2);
1092 #else
1093         wxUnusedVar(textCtrlYAdjust);
1094         int y = 0;
1095 #endif
1096
1097         if ( y < customBorder )
1098             y = customBorder;
1099
1100         m_text->SetSize(x,
1101                         y,
1102                         m_tcArea.width - m_tcArea.x - x,
1103                         -1 );
1104
1105         // Make sure textctrl doesn't exceed the bottom custom border
1106         wxSize tsz = m_text->GetSize();
1107         int diff1 = (y + tsz.y) - (sz.y - customBorder);
1108         if ( diff1 >= 0 )
1109         {
1110             tsz.y = tsz.y - diff1 - 1;
1111             m_text->SetSize(tsz);
1112         }
1113     }
1114     else
1115     {
1116         // If it has border, have textctrl fill the entire text field.
1117         m_text->SetSize( m_tcArea.x + m_widthCustomPaint,
1118                          m_tcArea.y,
1119                          m_tcArea.width - m_widthCustomPaint,
1120                          m_tcArea.height );
1121     }
1122 }
1123
1124 wxSize wxComboCtrlBase::DoGetBestSize() const
1125 {
1126     wxSize sizeText(150,0);
1127
1128     if ( m_text )
1129         sizeText = m_text->GetBestSize();
1130
1131     // TODO: Better method to calculate close-to-native control height.
1132
1133     int fhei;
1134     if ( m_font.Ok() )
1135         fhei = (m_font.GetPointSize()*2) + 5;
1136     else if ( wxNORMAL_FONT->Ok() )
1137         fhei = (wxNORMAL_FONT->GetPointSize()*2) + 5;
1138     else
1139         fhei = sizeText.y + 4;
1140
1141     // Need to force height to accomodate bitmap?
1142     int btnSizeY = m_btnSize.y;
1143     if ( m_bmpNormal.Ok() && fhei < btnSizeY )
1144         fhei = btnSizeY;
1145
1146     // Control height doesn't depend on border
1147 /*
1148     // Add border
1149     int border = m_windowStyle & wxBORDER_MASK;
1150     if ( border == wxSIMPLE_BORDER )
1151         fhei += 2;
1152     else if ( border == wxNO_BORDER )
1153         fhei += (m_widthCustomBorder*2);
1154     else
1155         // Sunken etc.
1156         fhei += 4;
1157 */
1158
1159     // Final adjustments
1160 #ifdef __WXGTK__
1161     fhei += 1;
1162 #endif
1163
1164 #ifdef __WXMAC__
1165     // these are the numbers from the HIG:
1166     switch ( m_windowVariant )
1167     {
1168         case wxWINDOW_VARIANT_NORMAL:
1169         default :
1170             fhei = 22;
1171             break;
1172         case wxWINDOW_VARIANT_SMALL:
1173             fhei = 19;
1174             break;
1175         case wxWINDOW_VARIANT_MINI:
1176             fhei = 15;
1177             break;
1178     }
1179 #endif
1180
1181     fhei += 2 * FOCUS_RING;
1182     int width = sizeText.x + FOCUS_RING + COMBO_MARGIN + DEFAULT_DROPBUTTON_WIDTH;
1183
1184     wxSize ret(width, fhei);
1185     CacheBestSize(ret);
1186     return ret;
1187 }
1188
1189 void wxComboCtrlBase::OnSizeEvent( wxSizeEvent& event )
1190 {
1191     if ( !IsCreated() )
1192         return;
1193
1194     // defined by actual wxComboCtrls
1195     OnResize();
1196
1197     event.Skip();
1198 }
1199
1200 // ----------------------------------------------------------------------------
1201 // standard operations
1202 // ----------------------------------------------------------------------------
1203
1204 bool wxComboCtrlBase::Enable(bool enable)
1205 {
1206     if ( !wxControl::Enable(enable) )
1207         return false;
1208
1209     if ( m_btn )
1210         m_btn->Enable(enable);
1211     if ( m_text )
1212         m_text->Enable(enable);
1213
1214     Refresh();
1215
1216     return true;
1217 }
1218
1219 bool wxComboCtrlBase::Show(bool show)
1220 {
1221     if ( !wxControl::Show(show) )
1222         return false;
1223
1224     if (m_btn)
1225         m_btn->Show(show);
1226
1227     if (m_text)
1228         m_text->Show(show);
1229
1230     return true;
1231 }
1232
1233 bool wxComboCtrlBase::SetFont ( const wxFont& font )
1234 {
1235     if ( !wxControl::SetFont(font) )
1236         return false;
1237
1238     if ( m_text )
1239     {
1240         // Without hiding the wxTextCtrl there would be some
1241         // visible 'flicker' (at least on Windows XP).
1242         m_text->Hide();
1243         m_text->SetFont(font);
1244         OnResize();
1245         m_text->Show();
1246     }
1247
1248     return true;
1249 }
1250
1251 #if wxUSE_TOOLTIPS
1252 void wxComboCtrlBase::DoSetToolTip(wxToolTip *tooltip)
1253 {
1254     wxControl::DoSetToolTip(tooltip);
1255
1256     // Set tool tip for button and text box
1257     if ( tooltip )
1258     {
1259         const wxString &tip = tooltip->GetTip();
1260         if ( m_text ) m_text->SetToolTip(tip);
1261         if ( m_btn ) m_btn->SetToolTip(tip);
1262     }
1263     else
1264     {
1265         if ( m_text ) m_text->SetToolTip( NULL );
1266         if ( m_btn ) m_btn->SetToolTip( NULL );
1267     }
1268 }
1269 #endif // wxUSE_TOOLTIPS
1270
1271 #if wxUSE_VALIDATORS
1272 void wxComboCtrlBase::SetValidator(const wxValidator& validator)
1273 {
1274     wxTextCtrl* textCtrl = GetTextCtrl();
1275
1276     if ( textCtrl )
1277         textCtrl->SetValidator( validator );
1278     else
1279         wxControl::SetValidator( validator );
1280 }
1281
1282 wxValidator* wxComboCtrlBase::GetValidator()
1283 {
1284     wxTextCtrl* textCtrl = GetTextCtrl();
1285
1286     return textCtrl ? textCtrl->GetValidator() : wxControl::GetValidator();
1287 }
1288 #endif // wxUSE_VALIDATORS
1289
1290 // ----------------------------------------------------------------------------
1291 // painting
1292 // ----------------------------------------------------------------------------
1293
1294 #if (!defined(__WXMSW__)) || defined(__WXUNIVERSAL__)
1295 // prepare combo box background on area in a way typical on platform
1296 void wxComboCtrlBase::PrepareBackground( wxDC& dc, const wxRect& rect, int flags ) const
1297 {
1298     wxSize sz = GetClientSize();
1299     bool isEnabled;
1300     bool doDrawFocusRect; // also selected
1301
1302     // For smaller size control (and for disabled background) use less spacing
1303     int focusSpacingX;
1304     int focusSpacingY;
1305
1306     if ( !(flags & wxCONTROL_ISSUBMENU) )
1307     {
1308         // Drawing control
1309         isEnabled = IsEnabled();
1310         doDrawFocusRect = ShouldDrawFocus() && !(m_iFlags & wxCC_FULL_BUTTON);
1311
1312         // Windows-style: for smaller size control (and for disabled background) use less spacing
1313         focusSpacingX = isEnabled ? 2 : 1;
1314         focusSpacingY = sz.y > (GetCharHeight()+2) && isEnabled ? 2 : 1;
1315     }
1316     else
1317     {
1318         // Drawing a list item
1319         isEnabled = true; // they are never disabled
1320         doDrawFocusRect = (flags & wxCONTROL_SELECTED) != 0;
1321
1322         focusSpacingX = 0;
1323         focusSpacingY = 0;
1324     }
1325
1326     // Set the background sub-rectangle for selection, disabled etc
1327     wxRect selRect(rect);
1328     selRect.y += focusSpacingY;
1329     selRect.height -= (focusSpacingY*2);
1330
1331     int wcp = 0;
1332
1333     if ( !(flags & wxCONTROL_ISSUBMENU) )
1334         wcp += m_widthCustomPaint;
1335
1336     selRect.x += wcp + focusSpacingX;
1337     selRect.width -= wcp + (focusSpacingX*2);
1338
1339     wxColour bgCol;
1340     bool doDrawSelRect = true;
1341
1342     if ( isEnabled )
1343     {
1344         // If popup is hidden and this control is focused,
1345         // then draw the focus-indicator (selbgcolor background etc.).
1346         if ( doDrawFocusRect )
1347         {
1348             dc.SetTextForeground( wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT) );
1349             bgCol = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT);
1350         }
1351         else
1352         {
1353             dc.SetTextForeground( wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT) );
1354 #ifndef __WXMAC__  // see note in OnThemeChange
1355             doDrawSelRect = false;
1356             bgCol = GetBackgroundColour();
1357 #else
1358             bgCol = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW);
1359 #endif
1360         }
1361     }
1362     else
1363     {
1364         dc.SetTextForeground( wxSystemSettings::GetColour(wxSYS_COLOUR_GRAYTEXT) );
1365 #ifndef __WXMAC__  // see note in OnThemeChange
1366         bgCol = GetBackgroundColour();
1367 #else
1368         bgCol = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW);
1369 #endif
1370     }
1371
1372     dc.SetBrush( bgCol );
1373     if ( doDrawSelRect )
1374     {
1375         dc.SetPen( bgCol );
1376         dc.DrawRectangle( selRect );
1377     }
1378
1379     // Don't clip exactly to the selection rectangle so we can draw
1380     // to the non-selected area in front of it.
1381     wxRect clipRect(rect.x,rect.y,
1382                     (selRect.x+selRect.width)-rect.x,rect.height);
1383     dc.SetClippingRegion(clipRect);
1384 }
1385 #else
1386 // Save the library size a bit for platforms that re-implement this.
1387 void wxComboCtrlBase::PrepareBackground( wxDC&, const wxRect&, int ) const
1388 {
1389 }
1390 #endif
1391
1392 void wxComboCtrlBase::DrawButton( wxDC& dc, const wxRect& rect, int flags )
1393 {
1394     int drawState = m_btnState;
1395
1396     if ( (m_iFlags & wxCC_BUTTON_STAYS_DOWN) &&
1397          GetPopupWindowState() >= Animating )
1398         drawState |= wxCONTROL_PRESSED;
1399
1400     wxRect drawRect(rect.x+m_btnSpacingX,
1401                     rect.y+((rect.height-m_btnSize.y)/2),
1402                     m_btnSize.x,
1403                     m_btnSize.y);
1404
1405     // Make sure area is not larger than the control
1406     if ( drawRect.y < rect.y )
1407         drawRect.y = rect.y;
1408     if ( drawRect.height > rect.height )
1409         drawRect.height = rect.height;
1410
1411     bool enabled = IsEnabled();
1412
1413     if ( !enabled )
1414         drawState |= wxCONTROL_DISABLED;
1415
1416     if ( !m_bmpNormal.Ok() )
1417     {
1418         if ( flags & Button_BitmapOnly )
1419             return;
1420
1421         // Need to clear button background even if m_btn is present
1422         if ( flags & Button_PaintBackground )
1423         {
1424             wxColour bgCol;
1425
1426             if ( m_iFlags & wxCC_IFLAG_BUTTON_OUTSIDE )
1427                 bgCol = GetParent()->GetBackgroundColour();
1428             else
1429                 bgCol = GetBackgroundColour();
1430
1431             dc.SetBrush(bgCol);
1432             dc.SetPen(bgCol);
1433             dc.DrawRectangle(rect);
1434         }
1435
1436         // Draw standard button
1437         wxRendererNative::Get().DrawComboBoxDropButton(this,
1438                                                        dc,
1439                                                        drawRect,
1440                                                        drawState);
1441     }
1442     else
1443     {
1444         // Draw bitmap
1445
1446         wxBitmap* pBmp;
1447
1448         if ( !enabled )
1449             pBmp = &m_bmpDisabled;
1450         else if ( m_btnState & wxCONTROL_PRESSED )
1451             pBmp = &m_bmpPressed;
1452         else if ( m_btnState & wxCONTROL_CURRENT )
1453             pBmp = &m_bmpHover;
1454         else
1455             pBmp = &m_bmpNormal;
1456
1457         if ( m_blankButtonBg )
1458         {
1459             // If using blank button background, we need to clear its background
1460             // with button face colour instead of colour for rest of the control.
1461             if ( flags & Button_PaintBackground )
1462             {
1463                 wxColour bgCol = GetParent()->GetBackgroundColour(); //wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE);
1464                 //wxColour bgCol = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW);
1465                 dc.SetPen(bgCol);
1466                 dc.SetBrush(bgCol);
1467                 dc.DrawRectangle(rect);
1468             }
1469
1470             if ( !(flags & Button_BitmapOnly) )
1471             {
1472                 wxRendererNative::Get().DrawPushButton(this,
1473                                                        dc,
1474                                                        drawRect,
1475                                                        drawState);
1476             }
1477         }
1478         else
1479
1480         {
1481             // Need to clear button background even if m_btn is present
1482             // (assume non-button background was cleared just before this call so brushes are good)
1483             if ( flags & Button_PaintBackground )
1484                 dc.DrawRectangle(rect);
1485         }
1486
1487         // Draw bitmap centered in drawRect
1488         dc.DrawBitmap(*pBmp,
1489                       drawRect.x + (drawRect.width-pBmp->GetWidth())/2,
1490                       drawRect.y + (drawRect.height-pBmp->GetHeight())/2,
1491                       true);
1492     }
1493 }
1494
1495 void wxComboCtrlBase::RecalcAndRefresh()
1496 {
1497     if ( IsCreated() )
1498     {
1499         wxSizeEvent evt(GetSize(),GetId());
1500         GetEventHandler()->ProcessEvent(evt);
1501         Refresh();
1502     }
1503 }
1504
1505 // ----------------------------------------------------------------------------
1506 // miscellaneous event handlers
1507 // ----------------------------------------------------------------------------
1508
1509 void wxComboCtrlBase::OnTextCtrlEvent(wxCommandEvent& event)
1510 {
1511     if ( event.GetEventType() == wxEVT_COMMAND_TEXT_UPDATED )
1512     {
1513         if ( m_ignoreEvtText > 0 )
1514         {
1515             m_ignoreEvtText--;
1516             return;
1517         }
1518     }
1519
1520     // Change event id, object and string before relaying it forward
1521     event.SetId(GetId());
1522     wxString s = event.GetString();
1523     event.SetEventObject(this);
1524     event.SetString(s);
1525     event.Skip();
1526 }
1527
1528 // call if cursor is on button area or mouse is captured for the button
1529 bool wxComboCtrlBase::HandleButtonMouseEvent( wxMouseEvent& event,
1530                                               int flags )
1531 {
1532     int type = event.GetEventType();
1533
1534     if ( type == wxEVT_MOTION )
1535     {
1536         if ( (flags & wxCC_MF_ON_BUTTON) &&
1537              IsPopupWindowState(Hidden) )
1538         {
1539             if ( !(m_btnState & wxCONTROL_CURRENT) )
1540             {
1541                 // Mouse hover begins
1542                 m_btnState |= wxCONTROL_CURRENT;
1543                 if ( HasCapture() ) // Retain pressed state.
1544                     m_btnState |= wxCONTROL_PRESSED;
1545                 Refresh();
1546             }
1547         }
1548         else if ( (m_btnState & wxCONTROL_CURRENT) )
1549         {
1550             // Mouse hover ends
1551             m_btnState &= ~(wxCONTROL_CURRENT|wxCONTROL_PRESSED);
1552             Refresh();
1553         }
1554     }
1555     else if ( type == wxEVT_LEFT_DOWN || type == wxEVT_LEFT_DCLICK )
1556     {
1557         if ( flags & (wxCC_MF_ON_CLICK_AREA|wxCC_MF_ON_BUTTON) )
1558         {
1559             m_btnState |= wxCONTROL_PRESSED;
1560             Refresh();
1561
1562             if ( !(m_iFlags & wxCC_POPUP_ON_MOUSE_UP) )
1563                 OnButtonClick();
1564             else
1565                 // If showing popup now, do not capture mouse or there will be interference
1566                 CaptureMouse();
1567         }
1568     }
1569     else if ( type == wxEVT_LEFT_UP )
1570     {
1571
1572         // Only accept event if mouse was left-press was previously accepted
1573         if ( HasCapture() )
1574             ReleaseMouse();
1575
1576         if ( m_btnState & wxCONTROL_PRESSED )
1577         {
1578             // If mouse was inside, fire the click event.
1579             if ( m_iFlags & wxCC_POPUP_ON_MOUSE_UP )
1580             {
1581                 if ( flags & (wxCC_MF_ON_CLICK_AREA|wxCC_MF_ON_BUTTON) )
1582                     OnButtonClick();
1583             }
1584
1585             m_btnState &= ~(wxCONTROL_PRESSED);
1586             Refresh();
1587         }
1588     }
1589     else if ( type == wxEVT_LEAVE_WINDOW )
1590     {
1591         if ( m_btnState & (wxCONTROL_CURRENT|wxCONTROL_PRESSED) )
1592         {
1593             m_btnState &= ~(wxCONTROL_CURRENT);
1594
1595             // Mouse hover ends
1596             if ( IsPopupWindowState(Hidden) )
1597             {
1598                 m_btnState &= ~(wxCONTROL_PRESSED);
1599                 Refresh();
1600             }
1601         }
1602     }
1603     else
1604         return false;
1605
1606     // Never have 'hot' state when popup is being shown
1607     // (this is mostly needed because of the animation).
1608     if ( !IsPopupWindowState(Hidden) )
1609         m_btnState &= ~wxCONTROL_CURRENT;
1610
1611     return true;
1612 }
1613
1614 // returns true if event was consumed or filtered
1615 bool wxComboCtrlBase::PreprocessMouseEvent( wxMouseEvent& event,
1616                                             int WXUNUSED(flags) )
1617 {
1618     wxLongLong t = ::wxGetLocalTimeMillis();
1619     int evtType = event.GetEventType();
1620
1621 #if USES_WXPOPUPWINDOW || USES_WXDIALOG
1622     if ( m_popupWinType != POPUPWIN_WXPOPUPTRANSIENTWINDOW )
1623     {
1624         if ( IsPopupWindowState(Visible) &&
1625              ( evtType == wxEVT_LEFT_DOWN || evtType == wxEVT_RIGHT_DOWN ) )
1626         {
1627             HidePopup();
1628             return true;
1629         }
1630     }
1631 #endif
1632
1633     // Filter out clicks on button immediately after popup dismiss
1634     if ( evtType == wxEVT_LEFT_DOWN && t < m_timeCanAcceptClick )
1635     {
1636         event.SetEventType(0);
1637         return true;
1638     }
1639
1640     return false;
1641 }
1642
1643 void wxComboCtrlBase::HandleNormalMouseEvent( wxMouseEvent& event )
1644 {
1645     int evtType = event.GetEventType();
1646
1647     if ( (evtType == wxEVT_LEFT_DOWN || evtType == wxEVT_LEFT_DCLICK) &&
1648          (m_windowStyle & wxCB_READONLY) )
1649     {
1650         if ( GetPopupWindowState() >= Animating )
1651         {
1652     #if USES_WXPOPUPWINDOW
1653             // Click here always hides the popup.
1654             if ( m_popupWinType == POPUPWIN_WXPOPUPWINDOW )
1655                 HidePopup();
1656     #endif
1657         }
1658         else
1659         {
1660             if ( !(m_windowStyle & wxCC_SPECIAL_DCLICK) )
1661             {
1662                 // In read-only mode, clicking the text is the
1663                 // same as clicking the button.
1664                 OnButtonClick();
1665             }
1666             else if ( /*evtType == wxEVT_LEFT_UP || */evtType == wxEVT_LEFT_DCLICK )
1667             {
1668                 //if ( m_popupInterface->CycleValue() )
1669                 //    Refresh();
1670                 if ( m_popupInterface )
1671                     m_popupInterface->OnComboDoubleClick();
1672             }
1673         }
1674     }
1675     else
1676     if ( IsPopupShown() )
1677     {
1678         // relay (some) mouse events to the popup
1679         if ( evtType == wxEVT_MOUSEWHEEL )
1680             m_popup->GetEventHandler()->AddPendingEvent(event);
1681     }
1682     else if ( evtType )
1683         event.Skip();
1684 }
1685
1686 void wxComboCtrlBase::OnKeyEvent(wxKeyEvent& event)
1687 {
1688     if ( IsPopupShown() )
1689     {
1690         // pass it to the popped up control
1691         GetPopupControl()->GetControl()->GetEventHandler()->AddPendingEvent(event);
1692     }
1693     else // no popup
1694     {
1695         if ( GetParent()->HasFlag(wxTAB_TRAVERSAL) &&
1696              HandleAsNavigationKey(event) )
1697             return;
1698
1699         if ( IsKeyPopupToggle(event) )
1700         {
1701             OnButtonClick();
1702             return;
1703         }
1704
1705         int comboStyle = GetWindowStyle();
1706         wxComboPopup* popupInterface = GetPopupControl();
1707
1708         if ( !popupInterface )
1709         {
1710             event.Skip();
1711             return;
1712         }
1713
1714         int keycode = event.GetKeyCode();
1715
1716         if ( (comboStyle & wxCB_READONLY) ||
1717              (keycode != WXK_RIGHT && keycode != WXK_LEFT) )
1718         {
1719             popupInterface->OnComboKeyEvent(event);
1720         }
1721         else
1722             event.Skip();
1723     }
1724 }
1725
1726 void wxComboCtrlBase::OnFocusEvent( wxFocusEvent& event )
1727 {
1728     if ( event.GetEventType() == wxEVT_SET_FOCUS )
1729     {
1730         wxWindow* tc = GetTextCtrl();
1731         if ( tc && tc != DoFindFocus() )
1732 #ifdef __WXMAC__
1733             m_resetFocus = true;
1734 #else
1735         {
1736             tc->SetFocus();
1737         }
1738 #endif
1739     }
1740
1741     Refresh();
1742 }
1743
1744 void wxComboCtrlBase::OnIdleEvent( wxIdleEvent& WXUNUSED(event) )
1745 {
1746     if ( m_resetFocus )
1747     {
1748         m_resetFocus = false;
1749         wxWindow* tc = GetTextCtrl();
1750         if ( tc )
1751             tc->SetFocus();
1752     }
1753 }
1754
1755 void wxComboCtrlBase::OnSysColourChanged(wxSysColourChangedEvent& WXUNUSED(event))
1756 {
1757     OnThemeChange();
1758     // left margin may also have changed
1759     if ( !(m_iFlags & wxCC_IFLAG_LEFT_MARGIN_SET) )
1760         m_marginLeft = GetNativeTextIndent();
1761     RecalcAndRefresh();
1762 }
1763
1764 // ----------------------------------------------------------------------------
1765 // popup handling
1766 // ----------------------------------------------------------------------------
1767
1768 // Create popup window and the child control
1769 void wxComboCtrlBase::CreatePopup()
1770 {
1771     wxComboPopup* popupInterface = m_popupInterface;
1772     wxWindow* popup;
1773
1774     if ( !m_winPopup )
1775     {
1776 #ifdef wxComboPopupWindowBase2
1777         if ( m_iFlags & wxCC_IFLAG_USE_ALT_POPUP )
1778         {
1779         #if !USES_WXDIALOG
1780             m_winPopup = new wxComboPopupWindowBase2( this, wxNO_BORDER );
1781         #else
1782             m_winPopup = new wxComboPopupWindowBase2( this, wxID_ANY, wxEmptyString,
1783                                                       wxPoint(-21,-21), wxSize(20, 20),
1784                                                       wxNO_BORDER );
1785         #endif
1786             m_popupWinType = SECONDARY_POPUP_TYPE;
1787         }
1788         else
1789 #endif // wxComboPopupWindowBase2
1790         {
1791             m_winPopup = new wxComboPopupWindow( this, wxNO_BORDER );
1792             m_popupWinType = PRIMARY_POPUP_TYPE;
1793         }
1794         m_popupWinEvtHandler = new wxComboPopupWindowEvtHandler(this);
1795         m_winPopup->PushEventHandler(m_popupWinEvtHandler);
1796     }
1797
1798     popupInterface->Create(m_winPopup);
1799     m_popup = popup = popupInterface->GetControl();
1800
1801     m_popupExtraHandler = new wxComboPopupExtraEventHandler(this);
1802     popup->PushEventHandler( m_popupExtraHandler );
1803
1804     // This may be helpful on some platforms
1805     //   (eg. it bypasses a wxGTK popupwindow bug where
1806     //    window is not initially hidden when it should be)
1807     m_winPopup->Hide();
1808
1809     popupInterface->m_iFlags |= wxCP_IFLAG_CREATED;
1810 }
1811
1812 // Destroy popup window and the child control
1813 void wxComboCtrlBase::DestroyPopup()
1814 {
1815     HidePopup();
1816
1817     if ( m_popup )
1818         m_popup->RemoveEventHandler(m_popupExtraHandler);
1819
1820     delete m_popupExtraHandler;
1821
1822     delete m_popupInterface;
1823
1824     if ( m_winPopup )
1825     {
1826         m_winPopup->RemoveEventHandler(m_popupWinEvtHandler);
1827         delete m_popupWinEvtHandler;
1828         m_popupWinEvtHandler = NULL;
1829         m_winPopup->Destroy();
1830     }
1831
1832     m_popupExtraHandler = NULL;
1833     m_popupInterface = NULL;
1834     m_winPopup = NULL;
1835     m_popup = NULL;
1836 }
1837
1838 void wxComboCtrlBase::DoSetPopupControl(wxComboPopup* iface)
1839 {
1840     wxCHECK_RET( iface, wxT("no popup interface set for wxComboCtrl") );
1841
1842     DestroyPopup();
1843
1844     iface->InitBase(this);
1845     iface->Init();
1846
1847     m_popupInterface = iface;
1848
1849     if ( !iface->LazyCreate() )
1850     {
1851         CreatePopup();
1852     }
1853     else
1854     {
1855         m_popup = NULL;
1856     }
1857
1858     // This must be done after creation
1859     if ( m_valueString.length() )
1860     {
1861         iface->SetStringValue(m_valueString);
1862         //Refresh();
1863     }
1864 }
1865
1866 // Ensures there is atleast the default popup
1867 void wxComboCtrlBase::EnsurePopupControl()
1868 {
1869     if ( !m_popupInterface )
1870         SetPopupControl(NULL);
1871 }
1872
1873 void wxComboCtrlBase::OnButtonClick()
1874 {
1875     // Derived classes can override this method for totally custom
1876     // popup action
1877     if ( !IsPopupWindowState(Visible) )
1878         ShowPopup();
1879     else
1880         HidePopup();
1881 }
1882
1883 void wxComboCtrlBase::ShowPopup()
1884 {
1885     EnsurePopupControl();
1886     wxCHECK_RET( !IsPopupWindowState(Visible), wxT("popup window already shown") );
1887
1888     if ( IsPopupWindowState(Animating) )
1889         return;
1890
1891     SetFocus();
1892
1893     // Space above and below
1894     int screenHeight;
1895     wxPoint scrPos;
1896     int spaceAbove;
1897     int spaceBelow;
1898     int maxHeightPopup;
1899     wxSize ctrlSz = GetSize();
1900
1901     screenHeight = wxSystemSettings::GetMetric( wxSYS_SCREEN_Y );
1902     scrPos = GetParent()->ClientToScreen(GetPosition());
1903
1904     spaceAbove = scrPos.y;
1905     spaceBelow = screenHeight - spaceAbove - ctrlSz.y;
1906
1907     maxHeightPopup = spaceBelow;
1908     if ( spaceAbove > spaceBelow )
1909         maxHeightPopup = spaceAbove;
1910
1911     // Width
1912     int widthPopup = ctrlSz.x + m_extLeft + m_extRight;
1913
1914     if ( widthPopup < m_widthMinPopup )
1915         widthPopup = m_widthMinPopup;
1916
1917     wxWindow* winPopup = m_winPopup;
1918     wxWindow* popup;
1919
1920     // Need to disable tab traversal of parent
1921     //
1922     // NB: This is to fix a bug in wxMSW. In theory it could also be fixed
1923     //     by, for instance, adding check to window.cpp:wxWindowMSW::MSWProcessMessage
1924     //     that if transient popup is open, then tab traversal is to be ignored.
1925     //     However, I think this code would still be needed for cases where
1926     //     transient popup doesn't work yet (wxWinCE?).
1927     wxWindow* parent = GetParent();
1928     int parentFlags = parent->GetWindowStyle();
1929     if ( parentFlags & wxTAB_TRAVERSAL )
1930     {
1931         parent->SetWindowStyle( parentFlags & ~(wxTAB_TRAVERSAL) );
1932         m_iFlags |= wxCC_IFLAG_PARENT_TAB_TRAVERSAL;
1933     }
1934
1935     if ( !winPopup )
1936     {
1937         CreatePopup();
1938         winPopup = m_winPopup;
1939         popup = m_popup;
1940     }
1941     else
1942     {
1943         popup = m_popup;
1944     }
1945
1946     winPopup->Enable();
1947
1948     wxASSERT( !m_popup || m_popup == popup ); // Consistency check.
1949
1950     wxSize adjustedSize = m_popupInterface->GetAdjustedSize(widthPopup,
1951                                                             m_heightPopup<=0?DEFAULT_POPUP_HEIGHT:m_heightPopup,
1952                                                             maxHeightPopup);
1953
1954     popup->SetSize(adjustedSize);
1955     popup->Move(0,0);
1956     m_popupInterface->OnPopup();
1957
1958     //
1959     // Reposition and resize popup window
1960     //
1961
1962     wxSize szp = popup->GetSize();
1963
1964     int popupX;
1965     int popupY = scrPos.y + ctrlSz.y;
1966
1967     // Default anchor is wxLEFT
1968     int anchorSide = m_anchorSide;
1969     if ( !anchorSide )
1970         anchorSide = wxLEFT;
1971
1972     int rightX = scrPos.x + ctrlSz.x + m_extRight - szp.x;
1973     int leftX = scrPos.x - m_extLeft;
1974
1975     if ( wxTheApp->GetLayoutDirection() == wxLayout_RightToLeft )
1976         leftX -= ctrlSz.x;
1977
1978     int screenWidth = wxSystemSettings::GetMetric( wxSYS_SCREEN_X );
1979
1980     // If there is not enough horizontal space, anchor on the other side.
1981     // If there is no space even then, place the popup at x 0.
1982     if ( anchorSide == wxRIGHT )
1983     {
1984         if ( rightX < 0 )
1985         {
1986             if ( (leftX+szp.x) < screenWidth )
1987                 anchorSide = wxLEFT;
1988             else
1989                 anchorSide = 0;
1990         }
1991     }
1992     else
1993     {
1994         if ( (leftX+szp.x) >= screenWidth )
1995         {
1996             if ( rightX >= 0 )
1997                 anchorSide = wxRIGHT;
1998             else
1999                 anchorSide = 0;
2000         }
2001     }
2002
2003     // Select x coordinate according to the anchor side
2004     if ( anchorSide == wxRIGHT )
2005         popupX = rightX;
2006     else if ( anchorSide == wxLEFT )
2007         popupX = leftX;
2008     else
2009         popupX = 0;
2010
2011     int showFlags = CanDeferShow;
2012
2013     if ( spaceBelow < szp.y )
2014     {
2015         popupY = scrPos.y - szp.y;
2016         showFlags |= ShowAbove;
2017     }
2018
2019 #if INSTALL_TOPLEV_HANDLER
2020     // Put top level window event handler into place
2021     if ( m_popupWinType == POPUPWIN_WXPOPUPWINDOW )
2022     {
2023         if ( !m_toplevEvtHandler )
2024             m_toplevEvtHandler = new wxComboFrameEventHandler(this);
2025
2026         wxWindow* toplev = ::wxGetTopLevelParent( this );
2027         wxASSERT( toplev );
2028         ((wxComboFrameEventHandler*)m_toplevEvtHandler)->OnPopup();
2029         toplev->PushEventHandler( m_toplevEvtHandler );
2030     }
2031 #endif
2032
2033     // Set string selection (must be this way instead of SetStringSelection)
2034     if ( m_text )
2035     {
2036         if ( !(m_iFlags & wxCC_NO_TEXT_AUTO_SELECT) )
2037             m_text->SelectAll();
2038
2039         m_popupInterface->SetStringValue( m_text->GetValue() );
2040     }
2041     else
2042     {
2043         // This is neede since focus/selection indication may change when popup is shown
2044         Refresh();
2045     }
2046
2047     // This must be after SetStringValue
2048     m_popupWinState = Animating;
2049
2050     wxRect popupWinRect( popupX, popupY, szp.x, szp.y );
2051
2052     m_popup = popup;
2053     if ( (m_iFlags & wxCC_IFLAG_DISABLE_POPUP_ANIM) ||
2054          AnimateShow( popupWinRect, showFlags ) )
2055     {
2056         DoShowPopup( popupWinRect, showFlags );
2057     }
2058 }
2059
2060 bool wxComboCtrlBase::AnimateShow( const wxRect& WXUNUSED(rect), int WXUNUSED(flags) )
2061 {
2062     return true;
2063 }
2064
2065 void wxComboCtrlBase::DoShowPopup( const wxRect& rect, int WXUNUSED(flags) )
2066 {
2067     wxWindow* winPopup = m_winPopup;
2068
2069     if ( IsPopupWindowState(Animating) )
2070     {
2071         // Make sure the popup window is shown in the right position.
2072         // Should not matter even if animation already did this.
2073
2074         // Some platforms (GTK) may like SetSize and Move to be separate
2075         // (though the bug was probably fixed).
2076         winPopup->SetSize( rect );
2077
2078 #if USES_WXPOPUPTRANSIENTWINDOW
2079         if ( m_popupWinType == POPUPWIN_WXPOPUPTRANSIENTWINDOW )
2080             ((wxPopupTransientWindow*)winPopup)->Popup(m_popup);
2081         else
2082 #endif
2083             winPopup->Show();
2084
2085         m_popupWinState = Visible;
2086     }
2087     else if ( IsPopupWindowState(Hidden) )
2088     {
2089         // Animation was aborted
2090
2091         wxASSERT( !winPopup->IsShown() );
2092
2093         m_popupWinState = Hidden;
2094     }
2095
2096     Refresh();
2097 }
2098
2099 void wxComboCtrlBase::OnPopupDismiss()
2100 {
2101     // Just in case, avoid double dismiss
2102     if ( IsPopupWindowState(Hidden) )
2103         return;
2104
2105     // This must be set before focus - otherwise there will be recursive
2106     // OnPopupDismisses.
2107     m_popupWinState = Hidden;
2108
2109     //SetFocus();
2110     m_winPopup->Disable();
2111
2112     // Inform popup control itself
2113     m_popupInterface->OnDismiss();
2114
2115     if ( m_popupExtraHandler )
2116         ((wxComboPopupExtraEventHandler*)m_popupExtraHandler)->OnPopupDismiss();
2117
2118 #if INSTALL_TOPLEV_HANDLER
2119     // Remove top level window event handler
2120     if ( m_toplevEvtHandler )
2121     {
2122         wxWindow* toplev = ::wxGetTopLevelParent( this );
2123         if ( toplev )
2124             toplev->RemoveEventHandler( m_toplevEvtHandler );
2125     }
2126 #endif
2127
2128     m_timeCanAcceptClick = ::wxGetLocalTimeMillis();
2129
2130     if ( m_popupWinType == POPUPWIN_WXPOPUPTRANSIENTWINDOW )
2131         m_timeCanAcceptClick += 150;
2132
2133     // If cursor not on dropdown button, then clear its state
2134     // (technically not required by all ports, but do it for all just in case)
2135     if ( !m_btnArea.Contains(ScreenToClient(::wxGetMousePosition())) )
2136         m_btnState = 0;
2137
2138     // Return parent's tab traversal flag.
2139     // See ShowPopup for notes.
2140     if ( m_iFlags & wxCC_IFLAG_PARENT_TAB_TRAVERSAL )
2141     {
2142         wxWindow* parent = GetParent();
2143         parent->SetWindowStyle( parent->GetWindowStyle() | wxTAB_TRAVERSAL );
2144         m_iFlags &= ~(wxCC_IFLAG_PARENT_TAB_TRAVERSAL);
2145     }
2146
2147     // refresh control (necessary even if m_text)
2148     Refresh();
2149
2150     SetFocus();
2151 }
2152
2153 void wxComboCtrlBase::HidePopup()
2154 {
2155     // Should be able to call this without popup interface
2156     if ( IsPopupWindowState(Hidden) )
2157         return;
2158
2159     // transfer value and show it in textctrl, if any
2160     if ( !IsPopupWindowState(Animating) )
2161         SetValue( m_popupInterface->GetStringValue() );
2162
2163     m_winPopup->Hide();
2164
2165     OnPopupDismiss();
2166 }
2167
2168 // ----------------------------------------------------------------------------
2169 // customization methods
2170 // ----------------------------------------------------------------------------
2171
2172 void wxComboCtrlBase::SetButtonPosition( int width, int height,
2173                                          int side, int spacingX )
2174 {
2175     m_btnWid = width;
2176     m_btnHei = height;
2177     m_btnSide = side;
2178     m_btnSpacingX = spacingX;
2179
2180     RecalcAndRefresh();
2181 }
2182
2183 wxSize wxComboCtrlBase::GetButtonSize()
2184 {
2185     if ( m_btnSize.x > 0 )
2186         return m_btnSize;
2187
2188     wxSize retSize(m_btnWid,m_btnHei);
2189
2190     // Need to call CalculateAreas now if button size is
2191     // is not explicitly specified.
2192     if ( retSize.x <= 0 || retSize.y <= 0)
2193     {
2194         OnResize();
2195
2196         retSize = m_btnSize;
2197     }
2198
2199     return retSize;
2200 }
2201
2202 void wxComboCtrlBase::SetButtonBitmaps( const wxBitmap& bmpNormal,
2203                                            bool blankButtonBg,
2204                                            const wxBitmap& bmpPressed,
2205                                            const wxBitmap& bmpHover,
2206                                            const wxBitmap& bmpDisabled )
2207 {
2208     m_bmpNormal = bmpNormal;
2209     m_blankButtonBg = blankButtonBg;
2210
2211     if ( bmpPressed.Ok() )
2212         m_bmpPressed = bmpPressed;
2213     else
2214         m_bmpPressed = bmpNormal;
2215
2216     if ( bmpHover.Ok() )
2217         m_bmpHover = bmpHover;
2218     else
2219         m_bmpHover = bmpNormal;
2220
2221     if ( bmpDisabled.Ok() )
2222         m_bmpDisabled = bmpDisabled;
2223     else
2224         m_bmpDisabled = bmpNormal;
2225
2226     RecalcAndRefresh();
2227 }
2228
2229 void wxComboCtrlBase::SetCustomPaintWidth( int width )
2230 {
2231     if ( m_text )
2232     {
2233         // move textctrl accordingly
2234         wxRect r = m_text->GetRect();
2235         int inc = width - m_widthCustomPaint;
2236         r.x += inc;
2237         r.width -= inc;
2238         m_text->SetSize( r );
2239     }
2240
2241     m_widthCustomPaint = width;
2242
2243     RecalcAndRefresh();
2244 }
2245
2246 bool wxComboCtrlBase::DoSetMargins(const wxPoint& margins)
2247 {
2248     // For general sanity's sake, we ignore top margin. Instead
2249     // we will always try to center the text vertically.
2250     bool res = true;
2251
2252     if ( margins.x != -1 )
2253     {
2254         m_marginLeft = margins.x;
2255         m_iFlags |= wxCC_IFLAG_LEFT_MARGIN_SET;
2256     }
2257     else
2258     {
2259         m_marginLeft = GetNativeTextIndent();
2260         m_iFlags &= ~(wxCC_IFLAG_LEFT_MARGIN_SET);
2261     }
2262
2263     if ( margins.y != -1 )
2264     {
2265         res = false;
2266     }
2267
2268     RecalcAndRefresh();
2269
2270     return res;
2271 }
2272
2273 wxPoint wxComboCtrlBase::DoGetMargins() const
2274 {
2275     return wxPoint(m_marginLeft, -1);
2276 }
2277
2278 #if WXWIN_COMPATIBILITY_2_6
2279 void wxComboCtrlBase::SetTextIndent( int indent )
2280 {
2281     if ( indent < 0 )
2282     {
2283         m_marginLeft = GetNativeTextIndent();
2284         m_iFlags &= ~(wxCC_IFLAG_LEFT_MARGIN_SET);
2285     }
2286     else
2287     {
2288         m_marginLeft = indent;
2289         m_iFlags |= wxCC_IFLAG_LEFT_MARGIN_SET;
2290     }
2291
2292     RecalcAndRefresh();
2293 }
2294
2295 wxCoord wxComboCtrlBase::GetTextIndent() const
2296 {
2297     return m_marginLeft;
2298 }
2299 #endif
2300
2301 wxCoord wxComboCtrlBase::GetNativeTextIndent() const
2302 {
2303     return DEFAULT_TEXT_INDENT;
2304 }
2305
2306 // ----------------------------------------------------------------------------
2307 // methods forwarded to wxTextCtrl
2308 // ----------------------------------------------------------------------------
2309
2310 wxString wxComboCtrlBase::GetValue() const
2311 {
2312     if ( m_text )
2313         return m_text->GetValue();
2314     return m_valueString;
2315 }
2316
2317 void wxComboCtrlBase::SetValueWithEvent(const wxString& value, bool withEvent)
2318 {
2319     if ( m_text )
2320     {
2321         if ( !withEvent )
2322             m_ignoreEvtText++;
2323
2324         m_text->SetValue(value);
2325
2326         if ( !(m_iFlags & wxCC_NO_TEXT_AUTO_SELECT) )
2327             m_text->SelectAll();
2328     }
2329
2330     // Since wxComboPopup may want to paint the combo as well, we need
2331     // to set the string value here (as well as sometimes in ShowPopup).
2332     if ( m_valueString != value )
2333     {
2334         m_valueString = value;
2335
2336         EnsurePopupControl();
2337
2338         if (m_popupInterface)
2339             m_popupInterface->SetStringValue(value);
2340     }
2341
2342     Refresh();
2343 }
2344
2345 void wxComboCtrlBase::SetValue(const wxString& value)
2346 {
2347     SetValueWithEvent(value, false);
2348 }
2349
2350 // In this SetValue variant wxComboPopup::SetStringValue is not called
2351 void wxComboCtrlBase::SetText(const wxString& value)
2352 {
2353     // Unlike in SetValue(), this must be called here or
2354     // the behaviour will no be consistent in readonlys.
2355     EnsurePopupControl();
2356
2357     m_valueString = value;
2358
2359     if ( m_text )
2360     {
2361         m_ignoreEvtText++;
2362         m_text->SetValue( value );
2363     }
2364
2365     Refresh();
2366 }
2367
2368 void wxComboCtrlBase::Copy()
2369 {
2370     if ( m_text )
2371         m_text->Copy();
2372 }
2373
2374 void wxComboCtrlBase::Cut()
2375 {
2376     if ( m_text )
2377         m_text->Cut();
2378 }
2379
2380 void wxComboCtrlBase::Paste()
2381 {
2382     if ( m_text )
2383         m_text->Paste();
2384 }
2385
2386 void wxComboCtrlBase::SetInsertionPoint(long pos)
2387 {
2388     if ( m_text )
2389         m_text->SetInsertionPoint(pos);
2390 }
2391
2392 void wxComboCtrlBase::SetInsertionPointEnd()
2393 {
2394     if ( m_text )
2395         m_text->SetInsertionPointEnd();
2396 }
2397
2398 long wxComboCtrlBase::GetInsertionPoint() const
2399 {
2400     if ( m_text )
2401         return m_text->GetInsertionPoint();
2402
2403     return 0;
2404 }
2405
2406 long wxComboCtrlBase::GetLastPosition() const
2407 {
2408     if ( m_text )
2409         return m_text->GetLastPosition();
2410
2411     return 0;
2412 }
2413
2414 void wxComboCtrlBase::Replace(long from, long to, const wxString& value)
2415 {
2416     if ( m_text )
2417         m_text->Replace(from, to, value);
2418 }
2419
2420 void wxComboCtrlBase::Remove(long from, long to)
2421 {
2422     if ( m_text )
2423         m_text->Remove(from, to);
2424 }
2425
2426 void wxComboCtrlBase::SetSelection(long from, long to)
2427 {
2428     if ( m_text )
2429         m_text->SetSelection(from, to);
2430 }
2431
2432 void wxComboCtrlBase::Undo()
2433 {
2434     if ( m_text )
2435         m_text->Undo();
2436 }
2437
2438 #endif // wxUSE_COMBOCTRL