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 #ifndef WX_PRECOMP
  29     #include "wx/log.h"
  30     #include "wx/combobox.h"
  31     #include "wx/dcclient.h"
  32     #include "wx/settings.h"
  33     #include "wx/dialog.h"
  34     #include "wx/timer.h"
  35 #endif
  36
  37 #include "wx/dcbuffer.h"
  38 #include "wx/tooltip.h"
  39
  40 #include "wx/combo.h"
  41
  42
  43
  44 // constants
  45 // ----------------------------------------------------------------------------
  46
  47 // Milliseconds to wait for two mouse-ups after focus inorder
  48 // to trigger a double-click.
  49 #define DOUBLE_CLICK_CONVERSION_TRESHOLD        500
  50
  51 #define DEFAULT_DROPBUTTON_WIDTH                19
  52
  53 #define BMP_BUTTON_MARGIN                       4
  54
  55 #define DEFAULT_POPUP_HEIGHT                    200
  56
  57 #define DEFAULT_TEXT_INDENT                     3
  58
  59 #define COMBO_MARGIN                            2 // spacing right of wxTextCtrl
  60
  61
  62 #if defined(__WXMSW__)
  63
  64 #define USE_TRANSIENT_POPUP           1 // Use wxPopupWindowTransient (preferred, if it works properly on platform)
  65
  66 //#undef wxUSE_POPUPWIN
  67 //#define wxUSE_POPUPWIN 0
  68
  69 #elif defined(__WXGTK__)
  70
  71 #define USE_TRANSIENT_POPUP           1 // Use wxPopupWindowTransient (preferred, if it works properly on platform)
  72
  73 #elif defined(__WXMAC__)
  74
  75 #define USE_TRANSIENT_POPUP           0 // Use wxPopupWindowTransient (preferred, if it works properly on platform)
  76
  77 #else
  78
  79 #define USE_TRANSIENT_POPUP           0 // Use wxPopupWindowTransient (preferred, if it works properly on platform)
  80
  81 #endif
  82
  83
  84 // Popupwin is really only supported on wxMSW (not WINCE) and wxGTK, regardless
  85 // what the wxUSE_POPUPWIN says.
  86 // FIXME: Why isn't wxUSE_POPUPWIN reliable any longer? (it was in wxW2.6.2)
  87 #if (!defined(__WXMSW__) && !defined(__WXGTK__)) || defined(__WXWINCE__)
  88 #undef wxUSE_POPUPWIN
  89 #define wxUSE_POPUPWIN 0
  90 #endif
  91
  92
  93 #if wxUSE_POPUPWIN
  94     #include "wx/popupwin.h"
  95 #else
  96     #undef USE_TRANSIENT_POPUP
  97     #define USE_TRANSIENT_POPUP 0
  98 #endif
  99
 100
 101 #if USE_TRANSIENT_POPUP
 102
 103     #define wxComboPopupWindowBase wxPopupTransientWindow
 104     #define INSTALL_TOPLEV_HANDLER       0
 105
 106 #elif wxUSE_POPUPWIN
 107
 108     #define wxComboPopupWindowBase wxPopupWindow
 109     #define INSTALL_TOPLEV_HANDLER       1
 110
 111 #else
 112
 113     #define wxComboPopupWindowBase wxDialog
 114     #define INSTALL_TOPLEV_HANDLER      0 // Doesn't need since can monitor active event
 115
 116 #endif
 117
 118
 119
 120 //
 121 // ** TODO **
 122 // * wxComboPopupWindow for external use (ie. replace old wxUniv wxPopupComboWindow)
 123 //
 124
 125
 126 // ----------------------------------------------------------------------------
 127 // wxComboFrameEventHandler takes care of hiding the popup when events happen
 128 // in its top level parent.
 129 // ----------------------------------------------------------------------------
 130
 131 #if INSTALL_TOPLEV_HANDLER
 132
 133 //
 134 // This will no longer be necessary after wxTransientPopupWindow
 135 // works well on all platforms.
 136 //
 137
 138 class wxComboFrameEventHandler : public wxEvtHandler
 139 {
 140 public:
 141     wxComboFrameEventHandler( wxComboCtrlBase* pCb );
 142     ~wxComboFrameEventHandler();
 143
 144     void OnPopup();
 145
 146     void OnIdle( wxIdleEvent& event );
 147     void OnMouseEvent( wxMouseEvent& event );
 148     void OnActivate( wxActivateEvent& event );
 149     void OnResize( wxSizeEvent& event );
 150     void OnMove( wxMoveEvent& event );
 151     void OnMenuEvent( wxMenuEvent& event );
 152     void OnClose( wxCloseEvent& event );
 153
 154 protected:
 155     wxWindow*                       m_focusStart;
 156     wxComboCtrlBase*     m_combo;
 157
 158 private:
 159     DECLARE_EVENT_TABLE()
 160 };
 161
 162 BEGIN_EVENT_TABLE(wxComboFrameEventHandler, wxEvtHandler)
 163     EVT_IDLE(wxComboFrameEventHandler::OnIdle)
 164     EVT_LEFT_DOWN(wxComboFrameEventHandler::OnMouseEvent)
 165     EVT_RIGHT_DOWN(wxComboFrameEventHandler::OnMouseEvent)
 166     EVT_SIZE(wxComboFrameEventHandler::OnResize)
 167     EVT_MOVE(wxComboFrameEventHandler::OnMove)
 168     EVT_MENU_HIGHLIGHT(wxID_ANY,wxComboFrameEventHandler::OnMenuEvent)
 169     EVT_MENU_OPEN(wxComboFrameEventHandler::OnMenuEvent)
 170     EVT_ACTIVATE(wxComboFrameEventHandler::OnActivate)
 171     EVT_CLOSE(wxComboFrameEventHandler::OnClose)
 172 END_EVENT_TABLE()
 173
 174 wxComboFrameEventHandler::wxComboFrameEventHandler( wxComboCtrlBase* combo )
 175     : wxEvtHandler()
 176 {
 177     m_combo = combo;
 178 }
 179
 180 wxComboFrameEventHandler::~wxComboFrameEventHandler()
 181 {
 182 }
 183
 184 void wxComboFrameEventHandler::OnPopup()
 185 {
 186     m_focusStart = ::wxWindow::FindFocus();
 187 }
 188
 189 void wxComboFrameEventHandler::OnIdle( wxIdleEvent& event )
 190 {
 191     wxWindow* winFocused = ::wxWindow::FindFocus();
 192
 193     wxWindow* popup = m_combo->GetPopupControl();
 194     wxWindow* winpopup = m_combo->GetPopupWindow();
 195
 196     if (
 197          winFocused != m_focusStart &&
 198          winFocused != popup &&
 199          winFocused->GetParent() != popup &&
 200          winFocused != winpopup &&
 201          winFocused->GetParent() != winpopup &&
 202          winFocused != m_combo &&
 203          winFocused != m_combo->GetButton() // GTK (atleast) requires this
 204         )
 205     {
 206         m_combo->HidePopup();
 207     }
 208
 209     event.Skip();
 210 }
 211
 212 void wxComboFrameEventHandler::OnMenuEvent( wxMenuEvent& event )
 213 {
 214     m_combo->HidePopup();
 215     event.Skip();
 216 }
 217
 218 void wxComboFrameEventHandler::OnMouseEvent( wxMouseEvent& event )
 219 {
 220     m_combo->HidePopup();
 221     event.Skip();
 222 }
 223
 224 void wxComboFrameEventHandler::OnClose( wxCloseEvent& event )
 225 {
 226     m_combo->HidePopup();
 227     event.Skip();
 228 }
 229
 230 void wxComboFrameEventHandler::OnActivate( wxActivateEvent& event )
 231 {
 232     m_combo->HidePopup();
 233     event.Skip();
 234 }
 235
 236 void wxComboFrameEventHandler::OnResize( wxSizeEvent& event )
 237 {
 238     m_combo->HidePopup();
 239     event.Skip();
 240 }
 241
 242 void wxComboFrameEventHandler::OnMove( wxMoveEvent& event )
 243 {
 244     m_combo->HidePopup();
 245     event.Skip();
 246 }
 247
 248 #endif // INSTALL_TOPLEV_HANDLER
 249
 250 // ----------------------------------------------------------------------------
 251 // wxComboPopupWindow is wxPopupWindow customized for
 252 // wxComboCtrl.
 253 // ----------------------------------------------------------------------------
 254
 255 class wxComboPopupWindow : public wxComboPopupWindowBase
 256 {
 257 public:
 258
 259     wxComboPopupWindow( wxComboCtrlBase *parent, int style = wxBORDER_NONE );
 260
 261 #if USE_TRANSIENT_POPUP
 262     virtual bool ProcessLeftDown(wxMouseEvent& event);
 263 #endif
 264
 265     void OnKeyEvent(wxKeyEvent& event);
 266
 267     void OnMouseEvent( wxMouseEvent& event );
 268 #if !wxUSE_POPUPWIN
 269     void OnActivate( wxActivateEvent& event );
 270 #endif
 271
 272 protected:
 273
 274 #if USE_TRANSIENT_POPUP
 275     virtual void OnDismiss();
 276 #endif
 277
 278 private:
 279     DECLARE_EVENT_TABLE()
 280 };
 281
 282
 283 BEGIN_EVENT_TABLE(wxComboPopupWindow, wxComboPopupWindowBase)
 284     EVT_MOUSE_EVENTS(wxComboPopupWindow::OnMouseEvent)
 285 #if !wxUSE_POPUPWIN
 286     EVT_ACTIVATE(wxComboPopupWindow::OnActivate)
 287 #endif
 288     EVT_KEY_DOWN(wxComboPopupWindow::OnKeyEvent)
 289     EVT_KEY_UP(wxComboPopupWindow::OnKeyEvent)
 290 END_EVENT_TABLE()
 291
 292
 293 wxComboPopupWindow::wxComboPopupWindow( wxComboCtrlBase *parent,
 294                                         int style )
 295 #if wxUSE_POPUPWIN
 296                                        : wxComboPopupWindowBase(parent,style)
 297 #else
 298                                        : wxComboPopupWindowBase(parent,
 299                                                                 wxID_ANY,
 300                                                                 wxEmptyString,
 301                                                                 wxPoint(-21,-21),
 302                                                                 wxSize(20,20),
 303                                                                 style)
 304 #endif
 305 {
 306 }
 307
 308 void wxComboPopupWindow::OnKeyEvent( wxKeyEvent& event )
 309 {
 310     // Relay keyboard event to the main child controls
 311     // (just skipping may just cause the popup to close)
 312     wxWindowList children = GetChildren();
 313     wxWindowList::iterator node = children.begin();
 314     wxWindow* child = (wxWindow*)*node;
 315     child->AddPendingEvent(event);
 316 }
 317
 318 void wxComboPopupWindow::OnMouseEvent( wxMouseEvent& event )
 319 {
 320     event.Skip();
 321 }
 322
 323 #if !wxUSE_POPUPWIN
 324 void wxComboPopupWindow::OnActivate( wxActivateEvent& event )
 325 {
 326     if ( !event.GetActive() )
 327     {
 328         // Tell combo control that we are dismissed.
 329         wxComboCtrl* combo = (wxComboCtrl*) GetParent();
 330         wxASSERT( combo );
 331         wxASSERT( combo->IsKindOf(CLASSINFO(wxComboCtrl)) );
 332
 333         combo->HidePopup();
 334
 335         event.Skip();
 336     }
 337 }
 338 #endif
 339
 340 #if USE_TRANSIENT_POPUP
 341 bool wxComboPopupWindow::ProcessLeftDown(wxMouseEvent& event )
 342 {
 343     return wxComboPopupWindowBase::ProcessLeftDown(event);
 344 }
 345 #endif
 346
 347 #if USE_TRANSIENT_POPUP
 348 // First thing that happens when a transient popup closes is that this method gets called.
 349 void wxComboPopupWindow::OnDismiss()
 350 {
 351     wxComboCtrlBase* combo = (wxComboCtrlBase*) GetParent();
 352     wxASSERT_MSG( combo->IsKindOf(CLASSINFO(wxComboCtrlBase)),
 353                   wxT("parent might not be wxComboCtrl, but check IMPLEMENT_DYNAMIC_CLASS(2) macro for correctness") );
 354
 355     combo->OnPopupDismiss();
 356 }
 357 #endif
 358
 359 // ----------------------------------------------------------------------------
 360 // wxComboPopup
 361 //
 362 // ----------------------------------------------------------------------------
 363
 364 wxComboPopup::~wxComboPopup()
 365 {
 366 }
 367
 368 void wxComboPopup::OnPopup()
 369 {
 370 }
 371
 372 void wxComboPopup::OnDismiss()
 373 {
 374 }
 375
 376 wxSize wxComboPopup::GetAdjustedSize( int minWidth,
 377                                       int prefHeight,
 378                                       int WXUNUSED(maxHeight) )
 379 {
 380     return wxSize(minWidth,prefHeight);
 381 }
 382
 383 void wxComboPopup::DefaultPaintComboControl( wxComboCtrlBase* combo,
 384                                              wxDC& dc, const wxRect& rect )
 385 {
 386     if ( combo->GetWindowStyle() & wxCB_READONLY ) // ie. no textctrl
 387     {
 388         combo->DrawFocusBackground(dc,rect,0);
 389
 390         dc.DrawText( combo->GetValue(),
 391                      rect.x + combo->GetTextIndent(),
 392                      (rect.height-dc.GetCharHeight())/2 + rect.y );
 393     }
 394 }
 395
 396 void wxComboPopup::PaintComboControl( wxDC& dc, const wxRect& rect )
 397 {
 398     DefaultPaintComboControl(m_combo,dc,rect);
 399 }
 400
 401 void wxComboPopup::OnComboKeyEvent( wxKeyEvent& event )
 402 {
 403     event.Skip();
 404 }
 405
 406 void wxComboPopup::OnComboDoubleClick()
 407 {
 408 }
 409
 410 void wxComboPopup::SetStringValue( const wxString& WXUNUSED(value) )
 411 {
 412 }
 413
 414 bool wxComboPopup::LazyCreate()
 415 {
 416     return false;
 417 }
 418
 419 void wxComboPopup::Dismiss()
 420 {
 421     m_combo->HidePopup();
 422 }
 423
 424 // ----------------------------------------------------------------------------
 425 // input handling
 426 // ----------------------------------------------------------------------------
 427
 428 //
 429 // This is pushed to the event handler queue of either combo box
 430 // or its textctrl (latter if not readonly combo).
 431 //
 432 class wxComboBoxExtraInputHandler : public wxEvtHandler
 433 {
 434 public:
 435
 436     wxComboBoxExtraInputHandler( wxComboCtrlBase* combo )
 437         : wxEvtHandler()
 438     {
 439         m_combo = combo;
 440     }
 441     ~wxComboBoxExtraInputHandler() { }
 442     void OnKey(wxKeyEvent& event);
 443     void OnFocus(wxFocusEvent& event);
 444
 445 protected:
 446     wxComboCtrlBase*   m_combo;
 447
 448 private:
 449     DECLARE_EVENT_TABLE()
 450 };
 451
 452
 453 BEGIN_EVENT_TABLE(wxComboBoxExtraInputHandler, wxEvtHandler)
 454     EVT_KEY_DOWN(wxComboBoxExtraInputHandler::OnKey)
 455     EVT_SET_FOCUS(wxComboBoxExtraInputHandler::OnFocus)
 456 END_EVENT_TABLE()
 457
 458
 459 void wxComboBoxExtraInputHandler::OnKey(wxKeyEvent& event)
 460 {
 461     int keycode = event.GetKeyCode();
 462
 463     if ( keycode == WXK_TAB )
 464     {
 465         wxNavigationKeyEvent evt;
 466         evt.SetFlags(wxNavigationKeyEvent::FromTab|
 467                      (!event.ShiftDown()?wxNavigationKeyEvent::IsForward:
 468                                          wxNavigationKeyEvent::IsBackward));
 469         evt.SetEventObject(m_combo);
 470         m_combo->GetParent()->GetEventHandler()->AddPendingEvent(evt);
 471         return;
 472     }
 473
 474     if ( m_combo->IsPopupShown() )
 475     {
 476         // pass it to the popped up control
 477         m_combo->GetPopupControl()->GetControl()->AddPendingEvent(event);
 478     }
 479     else // no popup
 480     {
 481         int comboStyle = m_combo->GetWindowStyle();
 482         wxComboPopup* popupInterface = m_combo->GetPopupControl();
 483
 484         if ( !popupInterface )
 485         {
 486             event.Skip();
 487             return;
 488         }
 489
 490         if ( (comboStyle & wxCB_READONLY) ||
 491              ( keycode != WXK_RIGHT && keycode != WXK_LEFT )
 492             )
 493         {
 494             // Alternate keys: UP and DOWN show the popup instead of cycling
 495             if ( (comboStyle & wxCC_ALT_KEYS) )
 496             {
 497                 if ( keycode == WXK_UP || keycode == WXK_DOWN )
 498                 {
 499                     m_combo->OnButtonClick();
 500                     return;
 501                 }
 502                 else
 503                     event.Skip();
 504             }
 505             else
 506                 popupInterface->OnComboKeyEvent(event);
 507         }
 508         else
 509             event.Skip();
 510     }
 511 }
 512
 513 void wxComboBoxExtraInputHandler::OnFocus(wxFocusEvent& event)
 514 {
 515     // FIXME: This code does run when control is clicked,
 516     //        yet on Windows it doesn't select all the text.
 517     if ( !(m_combo->GetInternalFlags() & wxCC_NO_TEXT_AUTO_SELECT) )
 518     {
 519         if ( m_combo->GetTextCtrl() )
 520             m_combo->GetTextCtrl()->SelectAll();
 521         else
 522             m_combo->SetSelection(-1,-1);
 523     }
 524
 525     if ( event.GetId() != m_combo->GetId() )
 526     {
 527         // Add textctrl set focus events as combo set focus events
 528         // NOTE: Simply changing the event and skipping didn't seem
 529         // to do the trick.
 530         wxFocusEvent evt2(wxEVT_SET_FOCUS,m_combo->GetId());
 531         evt2.SetEventObject(m_combo);
 532         m_combo->GetEventHandler()->ProcessEvent(evt2);
 533     }
 534     else
 535         event.Skip();
 536
 537     event.Skip();
 538 }
 539
 540
 541 //
 542 // This is pushed to the event handler queue of the control in popup.
 543 //
 544
 545 class wxComboPopupExtraEventHandler : public wxEvtHandler
 546 {
 547 public:
 548
 549     wxComboPopupExtraEventHandler( wxComboCtrlBase* combo )
 550         : wxEvtHandler()
 551     {
 552         m_combo = combo;
 553         m_beenInside = false;
 554     }
 555     ~wxComboPopupExtraEventHandler() { }
 556
 557     void OnMouseEvent( wxMouseEvent& event );
 558
 559     // Called from wxComboCtrlBase::OnPopupDismiss
 560     void OnPopupDismiss()
 561     {
 562         m_beenInside = false;
 563     }
 564
 565 protected:
 566     wxComboCtrlBase*     m_combo;
 567
 568     bool                    m_beenInside;
 569
 570 private:
 571     DECLARE_EVENT_TABLE()
 572 };
 573
 574
 575 BEGIN_EVENT_TABLE(wxComboPopupExtraEventHandler, wxEvtHandler)
 576     EVT_MOUSE_EVENTS(wxComboPopupExtraEventHandler::OnMouseEvent)
 577 END_EVENT_TABLE()
 578
 579
 580 void wxComboPopupExtraEventHandler::OnMouseEvent( wxMouseEvent& event )
 581 {
 582     wxPoint pt = event.GetPosition();
 583     wxSize sz = m_combo->GetPopupControl()->GetControl()->GetClientSize();
 584     int evtType = event.GetEventType();
 585     bool isInside = pt.x >= 0 && pt.y >= 0 && pt.x < sz.x && pt.y < sz.y;
 586
 587     if ( evtType == wxEVT_MOTION ||
 588          evtType == wxEVT_LEFT_DOWN ||
 589          evtType == wxEVT_RIGHT_DOWN )
 590     {
 591         // Block motion and click events outside the popup
 592         if ( !isInside )
 593         {
 594             event.Skip(false);
 595             return;
 596         }
 597     }
 598     else if ( evtType == wxEVT_LEFT_UP )
 599     {
 600         // Don't let left-down events in if outside
 601         if ( evtType == wxEVT_LEFT_DOWN )
 602         {
 603             if ( !isInside )
 604                 return;
 605         }
 606
 607         if ( !m_beenInside )
 608         {
 609             if ( isInside )
 610             {
 611                 m_beenInside = true;
 612             }
 613             else
 614             {
 615                 //
 616                 // Some mouse events to popup that happen outside it, before cursor
 617                 // has been inside the popu, need to be ignored by it but relayed to
 618                 // the dropbutton.
 619                 //
 620                 wxWindow* btn = m_combo->GetButton();
 621                 if ( btn )
 622                     btn->GetEventHandler()->AddPendingEvent(event);
 623                 else
 624                     m_combo->GetEventHandler()->AddPendingEvent(event);
 625
 626                 return;
 627             }
 628
 629             event.Skip();
 630         }
 631     }
 632
 633     event.Skip();
 634 }
 635
 636 // ----------------------------------------------------------------------------
 637 // wxComboCtrlBase
 638 // ----------------------------------------------------------------------------
 639
 640
 641 BEGIN_EVENT_TABLE(wxComboCtrlBase, wxControl)
 642     EVT_TEXT(wxID_ANY,wxComboCtrlBase::OnTextCtrlEvent)
 643     EVT_SIZE(wxComboCtrlBase::OnSizeEvent)
 644     EVT_SET_FOCUS(wxComboCtrlBase::OnFocusEvent)
 645     EVT_KILL_FOCUS(wxComboCtrlBase::OnFocusEvent)
 646     //EVT_BUTTON(wxID_ANY,wxComboCtrlBase::OnButtonClickEvent)
 647     EVT_TEXT_ENTER(wxID_ANY,wxComboCtrlBase::OnTextCtrlEvent)
 648     EVT_SYS_COLOUR_CHANGED(wxComboCtrlBase::OnSysColourChanged)
 649 END_EVENT_TABLE()
 650
 651
 652 IMPLEMENT_ABSTRACT_CLASS(wxComboCtrlBase, wxControl)
 653
 654 // Have global double buffer - should be enough for multiple combos
 655 static wxBitmap* gs_doubleBuffer = (wxBitmap*) NULL;
 656
 657 void wxComboCtrlBase::Init()
 658 {
 659     m_winPopup = (wxWindow *)NULL;
 660     m_popup = (wxWindow *)NULL;
 661     m_isPopupShown = false;
 662     m_btn = (wxWindow*) NULL;
 663     m_text = (wxTextCtrl*) NULL;
 664     m_popupInterface = (wxComboPopup*) NULL;
 665
 666     m_extraEvtHandler = (wxEvtHandler*) NULL;
 667     m_popupExtraHandler = (wxEvtHandler*) NULL;
 668     m_textEvtHandler = (wxEvtHandler*) NULL;
 669
 670 #if INSTALL_TOPLEV_HANDLER
 671     m_toplevEvtHandler = (wxEvtHandler*) NULL;
 672 #endif
 673
 674     m_heightPopup = -1;
 675     m_widthMinPopup = -1;
 676     m_anchorSide = 0;
 677     m_widthCustomPaint = 0;
 678     m_widthCustomBorder = 0;
 679
 680     m_btnState = 0;
 681     m_btnWidDefault = 0;
 682     m_blankButtonBg = false;
 683     m_btnWid = m_btnHei = 0;
 684     m_btnSide = wxRIGHT;
 685     m_btnSpacingX = 0;
 686
 687     m_extLeft = 0;
 688     m_extRight = 0;
 689     m_absIndent = -1;
 690     m_iFlags = 0;
 691     m_downReceived = false;
 692     m_timeCanAcceptClick = 0;
 693 }
 694
 695 bool wxComboCtrlBase::Create(wxWindow *parent,
 696                              wxWindowID id,
 697                              const wxString& value,
 698                              const wxPoint& pos,
 699                              const wxSize& size,
 700                              long style,
 701                              const wxValidator& validator,
 702                              const wxString& name)
 703 {
 704     if ( !wxControl::Create(parent,
 705                             id,
 706                             pos,
 707                             size,
 708                             style | wxWANTS_CHARS,
 709                             validator,
 710                             name) )
 711         return false;
 712
 713     m_valueString = value;
 714
 715     // Get colours
 716     OnThemeChange();
 717     m_absIndent = GetNativeTextIndent();
 718
 719     return true;
 720 }
 721
 722 void wxComboCtrlBase::InstallInputHandlers( bool alsoTextCtrl )
 723 {
 724     if ( m_text && alsoTextCtrl )
 725     {
 726         m_textEvtHandler = new wxComboBoxExtraInputHandler(this);
 727         m_text->PushEventHandler(m_textEvtHandler);
 728     }
 729
 730     wxComboBoxExtraInputHandler* inputHandler = new wxComboBoxExtraInputHandler(this);
 731     PushEventHandler(inputHandler);
 732     m_extraEvtHandler = inputHandler;
 733 }
 734
 735 void wxComboCtrlBase::CreateTextCtrl( int extraStyle, const wxValidator& validator )
 736 {
 737     if ( !(m_windowStyle & wxCB_READONLY) )
 738     {
 739         m_text = new wxTextCtrl(this,
 740                                 wxID_ANY,
 741                                 m_valueString,
 742                                 wxDefaultPosition,
 743                                 wxDefaultSize,
 744                                 // wxTE_PROCESS_TAB is needed because on Windows, wxTAB_TRAVERSAL is
 745                                 // not used by the wxPropertyGrid and therefore the tab is
 746                                 // processed by looking at ancestors to see if they have
 747                                 // wxTAB_TRAVERSAL. The navigation event is then sent to
 748                                 // the wrong window.
 749                                 wxTE_PROCESS_TAB |
 750                                 wxTE_PROCESS_ENTER |
 751                                 extraStyle,
 752                                 validator);
 753
 754         // This is required for some platforms (GTK+ atleast)
 755         m_text->SetSizeHints(2,4);
 756     }
 757 }
 758
 759 void wxComboCtrlBase::OnThemeChange()
 760 {
 761     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW));
 762 }
 763
 764 wxComboCtrlBase::~wxComboCtrlBase()
 765 {
 766     if ( HasCapture() )
 767         ReleaseMouse();
 768
 769     delete gs_doubleBuffer;
 770     gs_doubleBuffer = (wxBitmap*) NULL;
 771
 772 #if INSTALL_TOPLEV_HANDLER
 773     delete ((wxComboFrameEventHandler*)m_toplevEvtHandler);
 774     m_toplevEvtHandler = (wxEvtHandler*) NULL;
 775 #endif
 776
 777     DestroyPopup();
 778
 779     RemoveEventHandler(m_extraEvtHandler);
 780
 781     if ( m_text )
 782         m_text->RemoveEventHandler(m_textEvtHandler);
 783
 784     delete m_textEvtHandler;
 785     delete m_extraEvtHandler;
 786 }
 787
 788
 789 // ----------------------------------------------------------------------------
 790 // geometry stuff
 791 // ----------------------------------------------------------------------------
 792
 793 // Recalculates button and textctrl areas
 794 void wxComboCtrlBase::CalculateAreas( int btnWidth )
 795 {
 796     wxSize sz = GetClientSize();
 797     int customBorder = m_widthCustomBorder;
 798     int btnBorder; // border for button only
 799
 800     // check if button should really be outside the border: we'll do it it if
 801     // its platform default or bitmap+pushbutton background is used, but not if
 802     // there is vertical size adjustment or horizontal spacing.
 803     if ( ( (m_iFlags & wxCC_BUTTON_OUTSIDE_BORDER) ||
 804                 (m_bmpNormal.Ok() && m_blankButtonBg) ) &&
 805          m_btnSpacingX == 0 &&
 806          m_btnHei == 0 )
 807     {
 808         m_iFlags |= wxCC_IFLAG_BUTTON_OUTSIDE;
 809         btnBorder = 0;
 810     }
 811     else
 812     {
 813         m_iFlags &= ~(wxCC_IFLAG_BUTTON_OUTSIDE);
 814         btnBorder = customBorder;
 815     }
 816
 817     // Defaul indentation
 818     if ( m_absIndent < 0 )
 819         m_absIndent = GetNativeTextIndent();
 820
 821     int butWidth = btnWidth;
 822
 823     if ( butWidth <= 0 )
 824         butWidth = m_btnWidDefault;
 825     else
 826         m_btnWidDefault = butWidth;
 827
 828     if ( butWidth <= 0 )
 829         return;
 830
 831     // Adjust button width
 832     if ( m_btnWid < 0 )
 833         butWidth += m_btnWid;
 834     else if ( m_btnWid > 0 )
 835         butWidth = m_btnWid;
 836
 837     int butHeight = sz.y;
 838
 839     butHeight -= btnBorder*2;
 840
 841     // Adjust button height
 842     if ( m_btnHei < 0 )
 843         butHeight += m_btnHei;
 844     else if ( m_btnHei > 0 )
 845         butHeight = m_btnHei;
 846
 847     // Use size of normal bitmap if...
 848     //   It is larger
 849     //   OR
 850     //   button width is set to default and blank button bg is not drawn
 851     if ( m_bmpNormal.Ok() )
 852     {
 853         int bmpReqWidth = m_bmpNormal.GetWidth();
 854         int bmpReqHeight = m_bmpNormal.GetHeight();
 855
 856         // If drawing blank button background, we need to add some margin.
 857         if ( m_blankButtonBg )
 858         {
 859             bmpReqWidth += BMP_BUTTON_MARGIN*2;
 860             bmpReqHeight += BMP_BUTTON_MARGIN*2;
 861         }
 862
 863         if ( butWidth < bmpReqWidth || ( m_btnWid == 0 && !m_blankButtonBg ) )
 864             butWidth = bmpReqWidth;
 865         if ( butHeight < bmpReqHeight || ( m_btnHei == 0 && !m_blankButtonBg ) )
 866             butHeight = bmpReqHeight;
 867
 868         // Need to fix height?
 869         if ( (sz.y-(customBorder*2)) < butHeight && btnWidth == 0 )
 870         {
 871             int newY = butHeight+(customBorder*2);
 872             SetClientSize(-1,newY);
 873             sz.y = newY;
 874         }
 875     }
 876
 877     int butAreaWid = butWidth + (m_btnSpacingX*2);
 878
 879     m_btnSize.x = butWidth;
 880     m_btnSize.y = butHeight;
 881
 882     m_btnArea.x = ( m_btnSide==wxRIGHT ? sz.x - butAreaWid - btnBorder : btnBorder );
 883     m_btnArea.y = btnBorder;
 884     m_btnArea.width = butAreaWid;
 885     m_btnArea.height = sz.y - (btnBorder*2);
 886
 887     m_tcArea.x = ( m_btnSide==wxRIGHT ? 0 : butAreaWid ) + customBorder;
 888     m_tcArea.y = customBorder;
 889     m_tcArea.width = sz.x - butAreaWid - (customBorder*2);
 890     m_tcArea.height = sz.y - (customBorder*2);
 891
 892 /*
 893     if ( m_text )
 894     {
 895         ::wxMessageBox(wxString::Format(wxT("ButtonArea (%i,%i,%i,%i)\n"),m_btnArea.x,m_btnArea.y,m_btnArea.width,m_btnArea.height) +
 896                        wxString::Format(wxT("TextCtrlArea (%i,%i,%i,%i)"),m_tcArea.x,m_tcArea.y,m_tcArea.width,m_tcArea.height));
 897     }
 898 */
 899 }
 900
 901 void wxComboCtrlBase::PositionTextCtrl( int textCtrlXAdjust, int textCtrlYAdjust )
 902 {
 903     if ( !m_text )
 904         return;
 905
 906     wxSize sz = GetClientSize();
 907     int customBorder = m_widthCustomBorder;
 908
 909     if ( (m_text->GetWindowStyleFlag() & wxBORDER_MASK) == wxNO_BORDER )
 910     {
 911         // Centre textctrl
 912         int tcSizeY = m_text->GetBestSize().y;
 913         int diff = sz.y - tcSizeY;
 914         int y = textCtrlYAdjust + (diff/2);
 915
 916         if ( y < customBorder )
 917             y = customBorder;
 918
 919         m_text->SetSize( m_tcArea.x + m_widthCustomPaint + m_absIndent + textCtrlXAdjust,
 920                          y,
 921                          m_tcArea.width - COMBO_MARGIN -
 922                          (textCtrlXAdjust + m_widthCustomPaint + m_absIndent),
 923                          -1 );
 924
 925         // Make sure textctrl doesn't exceed the bottom custom border
 926         wxSize tsz = m_text->GetSize();
 927         diff = (y + tsz.y) - (sz.y - customBorder);
 928         if ( diff >= 0 )
 929         {
 930             tsz.y = tsz.y - diff - 1;
 931             m_text->SetSize(tsz);
 932         }
 933     }
 934     else
 935     {
 936         m_text->SetSize( m_tcArea.x,
 937                          0,
 938                          sz.x - m_btnArea.x - m_widthCustomPaint - customBorder,
 939                          sz.y );
 940     }
 941 }
 942
 943 wxSize wxComboCtrlBase::DoGetBestSize() const
 944 {
 945     wxSize sizeText(150,0);
 946
 947     if ( m_text )
 948         sizeText = m_text->GetBestSize();
 949
 950     // TODO: Better method to calculate close-to-native control height.
 951
 952     int fhei;
 953     if ( m_font.Ok() )
 954         fhei = (m_font.GetPointSize()*2) + 5;
 955     else if ( wxNORMAL_FONT->Ok() )
 956         fhei = (wxNORMAL_FONT->GetPointSize()*2) + 5;
 957     else
 958         fhei = sizeText.y + 4;
 959
 960     // Need to force height to accomodate bitmap?
 961     int btnSizeY = m_btnSize.y;
 962     if ( m_bmpNormal.Ok() && fhei < btnSizeY )
 963         fhei = btnSizeY;
 964
 965     // Control height doesn't depend on border
 966 /*
 967     // Add border
 968     int border = m_windowStyle & wxBORDER_MASK;
 969     if ( border == wxSIMPLE_BORDER )
 970         fhei += 2;
 971     else if ( border == wxNO_BORDER )
 972         fhei += (m_widthCustomBorder*2);
 973     else
 974         // Sunken etc.
 975         fhei += 4;
 976 */
 977
 978     // Final adjustments
 979 #ifdef __WXGTK__
 980     fhei += 1;
 981 #endif
 982
 983     wxSize ret(sizeText.x + COMBO_MARGIN + DEFAULT_DROPBUTTON_WIDTH,
 984                fhei);
 985
 986     CacheBestSize(ret);
 987     return ret;
 988 }
 989
 990 void wxComboCtrlBase::DoMoveWindow(int x, int y, int width, int height)
 991 {
 992     // SetSize is called last in create, so it marks the end of creation
 993     m_iFlags |= wxCC_IFLAG_CREATED;
 994
 995     wxControl::DoMoveWindow(x, y, width, height);
 996 }
 997
 998 void wxComboCtrlBase::OnSizeEvent( wxSizeEvent& event )
 999 {
1000     if ( !IsCreated() )
1001         return;
1002
1003     // defined by actual wxComboCtrls
1004     OnResize();
1005
1006     event.Skip();
1007 }
1008
1009 // ----------------------------------------------------------------------------
1010 // standard operations
1011 // ----------------------------------------------------------------------------
1012
1013 bool wxComboCtrlBase::Enable(bool enable)
1014 {
1015     if ( !wxControl::Enable(enable) )
1016         return false;
1017
1018     if ( m_btn )
1019         m_btn->Enable(enable);
1020     if ( m_text )
1021         m_text->Enable(enable);
1022
1023     return true;
1024 }
1025
1026 bool wxComboCtrlBase::Show(bool show)
1027 {
1028     if ( !wxControl::Show(show) )
1029         return false;
1030
1031     if (m_btn)
1032         m_btn->Show(show);
1033
1034     if (m_text)
1035         m_text->Show(show);
1036
1037     return true;
1038 }
1039
1040 bool wxComboCtrlBase::SetFont ( const wxFont& font )
1041 {
1042     if ( !wxControl::SetFont(font) )
1043         return false;
1044
1045     if (m_text)
1046         m_text->SetFont(font);
1047
1048     return true;
1049 }
1050
1051 #if wxUSE_TOOLTIPS
1052 void wxComboCtrlBase::DoSetToolTip(wxToolTip *tooltip)
1053 {
1054     wxControl::DoSetToolTip(tooltip);
1055
1056     // Set tool tip for button and text box
1057     if ( tooltip )
1058     {
1059         const wxString &tip = tooltip->GetTip();
1060         if ( m_text ) m_text->SetToolTip(tip);
1061         if ( m_btn ) m_btn->SetToolTip(tip);
1062     }
1063     else
1064     {
1065         if ( m_text ) m_text->SetToolTip( (wxToolTip*) NULL );
1066         if ( m_btn ) m_btn->SetToolTip( (wxToolTip*) NULL );
1067     }
1068 }
1069 #endif // wxUSE_TOOLTIPS
1070
1071 // ----------------------------------------------------------------------------
1072 // painting
1073 // ----------------------------------------------------------------------------
1074
1075 // draw focus background on area in a way typical on platform
1076 void wxComboCtrlBase::DrawFocusBackground( wxDC& dc, const wxRect& rect, int flags )
1077 {
1078     wxSize sz = GetClientSize();
1079     bool isEnabled;
1080     bool isFocused; // also selected
1081
1082     // For smaller size control (and for disabled background) use less spacing
1083     int focusSpacingX;
1084     int focusSpacingY;
1085
1086     if ( !(flags & wxCONTROL_ISSUBMENU) )
1087     {
1088         // Drawing control
1089         isEnabled = IsEnabled();
1090         isFocused = ShouldDrawFocus();
1091
1092         // Windows-style: for smaller size control (and for disabled background) use less spacing
1093         focusSpacingX = isEnabled ? 2 : 1;
1094         focusSpacingY = sz.y > (GetCharHeight()+2) && isEnabled ? 2 : 1;
1095     }
1096     else
1097     {
1098         // Drawing a list item
1099         isEnabled = true; // they are never disabled
1100         isFocused = flags & wxCONTROL_SELECTED ? true : false;
1101
1102         focusSpacingX = 0;
1103         focusSpacingY = 0;
1104     }
1105
1106     // Set the background sub-rectangle for selection, disabled etc
1107     wxRect selRect(rect);
1108     selRect.y += focusSpacingY;
1109     selRect.height -= (focusSpacingY*2);
1110     selRect.x += m_widthCustomPaint + focusSpacingX;
1111     selRect.width -= m_widthCustomPaint + (focusSpacingX*2);
1112
1113     wxColour bgCol;
1114
1115     if ( isEnabled )
1116     {
1117         // If popup is hidden and this control is focused,
1118         // then draw the focus-indicator (selbgcolor background etc.).
1119         if ( isFocused )
1120         {
1121             dc.SetTextForeground( wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT) );
1122             bgCol = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT);
1123         }
1124         else
1125         {
1126             dc.SetTextForeground( wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT) );
1127             bgCol = GetBackgroundColour();
1128         }
1129     }
1130     else
1131     {
1132         dc.SetTextForeground( wxSystemSettings::GetColour(wxSYS_COLOUR_GRAYTEXT) );
1133         bgCol = GetBackgroundColour();
1134     }
1135
1136     dc.SetBrush( bgCol );
1137     dc.SetPen( bgCol );
1138     dc.DrawRectangle( selRect );
1139 }
1140
1141 void wxComboCtrlBase::DrawButton( wxDC& dc, const wxRect& rect, bool paintBg )
1142 {
1143     int drawState = m_btnState;
1144
1145 #ifdef __WXGTK__
1146     if ( m_isPopupShown )
1147         drawState |= wxCONTROL_PRESSED;
1148 #endif
1149
1150     wxRect drawRect(rect.x+m_btnSpacingX,
1151                     rect.y+((rect.height-m_btnSize.y)/2),
1152                     m_btnSize.x,
1153                     m_btnSize.y);
1154
1155     // Make sure area is not larger than the control
1156     if ( drawRect.y < rect.y )
1157         drawRect.y = rect.y;
1158     if ( drawRect.height > rect.height )
1159         drawRect.height = rect.height;
1160
1161     bool enabled = IsEnabled();
1162
1163     if ( !enabled )
1164         drawState |= wxCONTROL_DISABLED;
1165
1166     if ( !m_bmpNormal.Ok() )
1167     {
1168         // Need to clear button background even if m_btn is present
1169         if ( paintBg )
1170         {
1171             wxColour bgCol;
1172
1173             if ( m_iFlags & wxCC_IFLAG_BUTTON_OUTSIDE )
1174                 bgCol = GetParent()->GetBackgroundColour();
1175             else
1176                 bgCol = GetBackgroundColour();
1177
1178             dc.SetBrush(bgCol);
1179             dc.SetPen(bgCol);
1180             dc.DrawRectangle(rect);
1181         }
1182
1183         // Draw standard button
1184         wxRendererNative::Get().DrawComboBoxDropButton(this,
1185                                                        dc,
1186                                                        drawRect,
1187                                                        drawState);
1188     }
1189     else
1190     {
1191         // Draw bitmap
1192
1193         wxBitmap* pBmp;
1194
1195         if ( !enabled )
1196             pBmp = &m_bmpDisabled;
1197         else if ( m_btnState & wxCONTROL_PRESSED )
1198             pBmp = &m_bmpPressed;
1199         else if ( m_btnState & wxCONTROL_CURRENT )
1200             pBmp = &m_bmpHover;
1201         else
1202             pBmp = &m_bmpNormal;
1203
1204         if ( m_blankButtonBg )
1205         {
1206             // If using blank button background, we need to clear its background
1207             // with button face colour instead of colour for rest of the control.
1208             if ( paintBg )
1209             {
1210                 wxColour bgCol = GetParent()->GetBackgroundColour(); //wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE);
1211                 //wxColour bgCol = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW);
1212                 dc.SetPen(bgCol);
1213                 dc.SetBrush(bgCol);
1214                 dc.DrawRectangle(rect);
1215             }
1216
1217             wxRendererNative::Get().DrawPushButton(this,
1218                                                    dc,
1219                                                    drawRect,
1220                                                    drawState);
1221
1222         }
1223         else
1224
1225         {
1226             // Need to clear button background even if m_btn is present
1227             // (assume non-button background was cleared just before this call so brushes are good)
1228             if ( paintBg )
1229                 dc.DrawRectangle(rect);
1230         }
1231
1232         // Draw bitmap centered in drawRect
1233         dc.DrawBitmap(*pBmp,
1234                       drawRect.x + (drawRect.width-pBmp->GetWidth())/2,
1235                       drawRect.y + (drawRect.height-pBmp->GetHeight())/2,
1236                       true);
1237     }
1238 }
1239
1240 void wxComboCtrlBase::RecalcAndRefresh()
1241 {
1242     if ( IsCreated() )
1243     {
1244         wxSizeEvent evt(GetSize(),GetId());
1245         GetEventHandler()->ProcessEvent(evt);
1246         Refresh();
1247     }
1248 }
1249
1250 wxBitmap& wxComboCtrlBase::GetBufferBitmap( const wxSize& sz ) const
1251 {
1252     // If size is larger, recalculate double buffer bitmap
1253     if ( !gs_doubleBuffer ||
1254          sz.x > gs_doubleBuffer->GetWidth() ||
1255          sz.y > gs_doubleBuffer->GetHeight() )
1256     {
1257         delete gs_doubleBuffer;
1258         gs_doubleBuffer = new wxBitmap(sz.x+25,sz.y);
1259     }
1260     return *gs_doubleBuffer;
1261 }
1262
1263 // ----------------------------------------------------------------------------
1264 // miscellaneous event handlers
1265 // ----------------------------------------------------------------------------
1266
1267 void wxComboCtrlBase::OnTextCtrlEvent(wxCommandEvent& event)
1268 {
1269     // Change event id and relay it forward
1270     event.SetId(GetId());
1271     event.Skip();
1272 }
1273
1274 // call if cursor is on button area or mouse is captured for the button
1275 bool wxComboCtrlBase::HandleButtonMouseEvent( wxMouseEvent& event,
1276                                                  int flags )
1277 {
1278     int type = event.GetEventType();
1279
1280     if ( type == wxEVT_MOTION )
1281     {
1282         if ( flags & wxCC_MF_ON_BUTTON )
1283         {
1284             if ( !(m_btnState & wxCONTROL_CURRENT) )
1285             {
1286                 // Mouse hover begins
1287                 m_btnState |= wxCONTROL_CURRENT;
1288                 if ( HasCapture() ) // Retain pressed state.
1289                     m_btnState |= wxCONTROL_PRESSED;
1290                 Refresh();
1291             }
1292         }
1293         else if ( (m_btnState & wxCONTROL_CURRENT) )
1294         {
1295             // Mouse hover ends
1296             m_btnState &= ~(wxCONTROL_CURRENT|wxCONTROL_PRESSED);
1297             Refresh();
1298         }
1299     }
1300     else if ( type == wxEVT_LEFT_DOWN )
1301     {
1302         // Only accept event if it wasn't right after popup dismiss
1303         //if ( ::wxGetLocalTimeMillis() > m_timeCanClick )
1304         {
1305             // Need to test this, because it might be outside.
1306             if ( flags & wxCC_MF_ON_BUTTON )
1307             {
1308                 m_btnState |= wxCONTROL_PRESSED;
1309                 Refresh();
1310
1311                 if ( !(m_iFlags & wxCC_POPUP_ON_MOUSE_UP) )
1312                     OnButtonClick();
1313                 else
1314                     // If showing popup now, do not capture mouse or there will be interference
1315                     CaptureMouse();
1316             }
1317         }
1318         /*else
1319         {
1320             m_btnState = 0;
1321         }*/
1322     }
1323     else if ( type == wxEVT_LEFT_UP )
1324     {
1325
1326         // Only accept event if mouse was left-press was previously accepted
1327         if ( HasCapture() )
1328             ReleaseMouse();
1329
1330         if ( m_btnState & wxCONTROL_PRESSED )
1331         {
1332             // If mouse was inside, fire the click event.
1333             if ( m_iFlags & wxCC_POPUP_ON_MOUSE_UP )
1334             {
1335                 if ( flags & wxCC_MF_ON_BUTTON )
1336                     OnButtonClick();
1337             }
1338
1339             m_btnState &= ~(wxCONTROL_PRESSED);
1340             Refresh();
1341         }
1342     }
1343     else if ( type == wxEVT_LEAVE_WINDOW )
1344     {
1345         if ( m_btnState & (wxCONTROL_CURRENT|wxCONTROL_PRESSED) )
1346         {
1347             m_btnState &= ~(wxCONTROL_CURRENT);
1348
1349             // Mouse hover ends
1350             if ( !m_isPopupShown )
1351             {
1352                 m_btnState &= ~(wxCONTROL_PRESSED);
1353                 Refresh();
1354             }
1355         }
1356     }
1357     else
1358         return false;
1359
1360     return true;
1361 }
1362
1363 // Conversion to double-clicks and some basic filtering
1364 // returns true if event was consumed or filtered
1365 //bool wxComboCtrlBase::PreprocessMouseEvent( wxMouseEvent& event, bool isOnButtonArea )
1366 bool wxComboCtrlBase::PreprocessMouseEvent( wxMouseEvent& event,
1367                                                int flags )
1368 {
1369     wxLongLong t = ::wxGetLocalTimeMillis();
1370     int evtType = event.GetEventType();
1371
1372     //
1373     // Generate our own double-clicks
1374     // (to allow on-focus dc-event on double-clicks instead of triple-clicks)
1375     if ( (m_windowStyle & wxCC_SPECIAL_DCLICK) &&
1376          !m_isPopupShown &&
1377          //!(handlerFlags & wxCC_MF_ON_BUTTON) )
1378          !(flags & wxCC_MF_ON_BUTTON) )
1379     {
1380         if ( evtType == wxEVT_LEFT_DOWN )
1381         {
1382             // Set value to avoid up-events without corresponding downs
1383             m_downReceived = true;
1384         }
1385         else if ( evtType == wxEVT_LEFT_DCLICK )
1386         {
1387             // We'll make our own double-clicks
1388             //evtType = 0;
1389             event.SetEventType(0);
1390             return true;
1391         }
1392         else if ( evtType == wxEVT_LEFT_UP )
1393         {
1394             if ( m_downReceived || m_timeLastMouseUp == 1 )
1395             {
1396                 wxLongLong timeFromLastUp = (t-m_timeLastMouseUp);
1397
1398                 if ( timeFromLastUp < DOUBLE_CLICK_CONVERSION_TRESHOLD )
1399                 {
1400                     //type = wxEVT_LEFT_DCLICK;
1401                     event.SetEventType(wxEVT_LEFT_DCLICK);
1402                     m_timeLastMouseUp = 1;
1403                 }
1404                 else
1405                 {
1406                     m_timeLastMouseUp = t;
1407                 }
1408
1409                 //m_downReceived = false;
1410             }
1411         }
1412     }
1413
1414     // Filter out clicks on button immediately after popup dismiss (Windows like behaviour)
1415     if ( evtType == wxEVT_LEFT_DOWN && t < m_timeCanAcceptClick )
1416     {
1417         event.SetEventType(0);
1418         return true;
1419     }
1420
1421     return false;
1422 }
1423
1424 void wxComboCtrlBase::HandleNormalMouseEvent( wxMouseEvent& event )
1425 {
1426     int evtType = event.GetEventType();
1427
1428     if ( (evtType == wxEVT_LEFT_DOWN || evtType == wxEVT_LEFT_DCLICK) &&
1429          (m_windowStyle & wxCB_READONLY) )
1430     {
1431         if ( m_isPopupShown )
1432         {
1433     #if !wxUSE_POPUPWIN
1434         // Normally do nothing - evt handler should close it for us
1435     #elif !USE_TRANSIENT_POPUP
1436             // Click here always hides the popup.
1437             HidePopup();
1438     #endif
1439         }
1440         else
1441         {
1442             if ( !(m_windowStyle & wxCC_SPECIAL_DCLICK) )
1443             {
1444                 // In read-only mode, clicking the text is the
1445                 // same as clicking the button.
1446                 OnButtonClick();
1447             }
1448             else if ( /*evtType == wxEVT_LEFT_UP || */evtType == wxEVT_LEFT_DCLICK )
1449             {
1450                 //if ( m_popupInterface->CycleValue() )
1451                 //    Refresh();
1452                 if ( m_popupInterface )
1453                     m_popupInterface->OnComboDoubleClick();
1454             }
1455         }
1456     }
1457     else
1458     if ( m_isPopupShown )
1459     {
1460         // relay (some) mouse events to the popup
1461         if ( evtType == wxEVT_MOUSEWHEEL )
1462             m_popup->AddPendingEvent(event);
1463     }
1464     else if ( evtType )
1465         event.Skip();
1466 }
1467
1468 void wxComboCtrlBase::OnFocusEvent( wxFocusEvent& )
1469 {
1470     // First click is the first part of double-click
1471     // Some platforms don't generate down-less mouse up-event
1472     // (Windows does, GTK+2 doesn't), so that's why we have
1473     // to do this.
1474     m_timeLastMouseUp = ::wxGetLocalTimeMillis();
1475
1476     if ( m_text )
1477     {
1478         m_text->SetFocus();
1479     }
1480     else
1481         // no need to check for m_widthCustomPaint - that
1482         // area never gets special handling when selected
1483         // (in writable mode, that is)
1484         Refresh();
1485 }
1486
1487 void wxComboCtrlBase::OnSysColourChanged(wxSysColourChangedEvent& WXUNUSED(event))
1488 {
1489     OnThemeChange();
1490     // indentation may also have changed
1491     if ( !(m_iFlags & wxCC_IFLAG_INDENT_SET) )
1492         m_absIndent = GetNativeTextIndent();
1493     RecalcAndRefresh();
1494 }
1495
1496 // ----------------------------------------------------------------------------
1497 // popup handling
1498 // ----------------------------------------------------------------------------
1499
1500 // Create popup window and the child control
1501 void wxComboCtrlBase::CreatePopup()
1502 {
1503     wxComboPopup* popupInterface = m_popupInterface;
1504     wxWindow* popup;
1505
1506     if ( !m_winPopup )
1507         m_winPopup = new wxComboPopupWindow( this, wxNO_BORDER );
1508
1509     popupInterface->Create(m_winPopup);
1510     m_popup = popup = popupInterface->GetControl();
1511
1512     m_popupExtraHandler = new wxComboPopupExtraEventHandler(this);
1513     popup->PushEventHandler( m_popupExtraHandler );
1514
1515     // This may be helpful on some platforms
1516     //   (eg. it bypasses a wxGTK popupwindow bug where
1517     //    window is not initially hidden when it should be)
1518     m_winPopup->Hide();
1519
1520     popupInterface->m_iFlags |= wxCP_IFLAG_CREATED;
1521 }
1522
1523 // Destroy popup window and the child control
1524 void wxComboCtrlBase::DestroyPopup()
1525 {
1526     if ( m_popup )
1527         m_popup->RemoveEventHandler(m_popupExtraHandler);
1528
1529     delete m_popupExtraHandler;
1530
1531     HidePopup();
1532
1533     delete m_popupInterface;
1534
1535     if ( m_winPopup )
1536         m_winPopup->Destroy();
1537
1538     m_popupInterface = (wxComboPopup*) NULL;
1539     m_winPopup = (wxWindow*) NULL;
1540     m_popup = (wxWindow*) NULL;
1541 }
1542
1543 void wxComboCtrlBase::SetPopupControl( wxComboPopup* iface )
1544 {
1545     wxCHECK_RET( iface, wxT("no popup interface set for wxComboCtrl") );
1546
1547     DestroyPopup();
1548
1549     iface->InitBase(this);
1550     iface->Init();
1551
1552     m_popupInterface = iface;
1553
1554     if ( !iface->LazyCreate() )
1555     {
1556         CreatePopup();
1557     }
1558     else
1559     {
1560         m_popup = (wxWindow*) NULL;
1561     }
1562
1563     // This must be done after creation
1564     if ( m_valueString.length() )
1565     {
1566         iface->SetStringValue(m_valueString);
1567         //Refresh();
1568     }
1569 }
1570
1571 // Ensures there is atleast the default popup
1572 void wxComboCtrlBase::EnsurePopupControl()
1573 {
1574     if ( !m_popupInterface )
1575         SetPopupControl(NULL);
1576 }
1577
1578 void wxComboCtrlBase::OnButtonClick()
1579 {
1580     // Derived classes can override this method for totally custom
1581     // popup action
1582     ShowPopup();
1583 }
1584
1585 void wxComboCtrlBase::ShowPopup()
1586 {
1587     EnsurePopupControl();
1588     wxCHECK_RET( !IsPopupShown(), wxT("popup window already shown") );
1589
1590     SetFocus();
1591
1592     // Space above and below
1593     int screenHeight;
1594     wxPoint scrPos;
1595     int spaceAbove;
1596     int spaceBelow;
1597     int maxHeightPopup;
1598     wxSize ctrlSz = GetSize();
1599
1600     screenHeight = wxSystemSettings::GetMetric( wxSYS_SCREEN_Y );
1601     scrPos = GetParent()->ClientToScreen(GetPosition());
1602
1603     spaceAbove = scrPos.y;
1604     spaceBelow = screenHeight - spaceAbove - ctrlSz.y;
1605
1606     maxHeightPopup = spaceBelow;
1607     if ( spaceAbove > spaceBelow )
1608         maxHeightPopup = spaceAbove;
1609
1610     // Width
1611     int widthPopup = ctrlSz.x + m_extLeft + m_extRight;
1612
1613     if ( widthPopup < m_widthMinPopup )
1614         widthPopup = m_widthMinPopup;
1615
1616     wxWindow* winPopup = m_winPopup;
1617     wxWindow* popup;
1618
1619     // Need to disable tab traversal of parent
1620     //
1621     // NB: This is to fix a bug in wxMSW. In theory it could also be fixed
1622     //     by, for instance, adding check to window.cpp:wxWindowMSW::MSWProcessMessage
1623     //     that if transient popup is open, then tab traversal is to be ignored.
1624     //     However, I think this code would still be needed for cases where
1625     //     transient popup doesn't work yet (wxWinCE?).
1626     wxWindow* parent = GetParent();
1627     int parentFlags = parent->GetWindowStyle();
1628     if ( parentFlags & wxTAB_TRAVERSAL )
1629     {
1630         parent->SetWindowStyle( parentFlags & ~(wxTAB_TRAVERSAL) );
1631         m_iFlags |= wxCC_IFLAG_PARENT_TAB_TRAVERSAL;
1632     }
1633
1634     if ( !winPopup )
1635     {
1636         CreatePopup();
1637         winPopup = m_winPopup;
1638         popup = m_popup;
1639     }
1640     else
1641     {
1642         popup = m_popup;
1643     }
1644
1645     wxASSERT( !m_popup || m_popup == popup ); // Consistency check.
1646
1647     wxSize adjustedSize = m_popupInterface->GetAdjustedSize(widthPopup,
1648                                                             m_heightPopup<=0?DEFAULT_POPUP_HEIGHT:m_heightPopup,
1649                                                             maxHeightPopup);
1650
1651     popup->SetSize(adjustedSize);
1652     popup->Move(0,0);
1653     m_popupInterface->OnPopup();
1654
1655     //
1656     // Reposition and resize popup window
1657     //
1658
1659     wxSize szp = popup->GetSize();
1660
1661     int popupX;
1662     int popupY = scrPos.y + ctrlSz.y;
1663
1664     // Default anchor is wxLEFT
1665     int anchorSide = m_anchorSide;
1666     if ( !anchorSide )
1667         anchorSide = wxLEFT;
1668
1669     int rightX = scrPos.x + ctrlSz.x + m_extRight - szp.x;
1670     int leftX = scrPos.x - m_extLeft;
1671     int screenWidth = wxSystemSettings::GetMetric( wxSYS_SCREEN_X );
1672
1673     // If there is not enough horizontal space, anchor on the other side.
1674     // If there is no space even then, place the popup at x 0.
1675     if ( anchorSide == wxRIGHT )
1676     {
1677         if ( rightX < 0 )
1678         {
1679             if ( (leftX+szp.x) < screenWidth )
1680                 anchorSide = wxLEFT;
1681             else
1682                 anchorSide = 0;
1683         }
1684     }
1685     else
1686     {
1687         if ( (leftX+szp.x) >= screenWidth )
1688         {
1689             if ( rightX >= 0 )
1690                 anchorSide = wxRIGHT;
1691             else
1692                 anchorSide = 0;
1693         }
1694     }
1695
1696     // Select x coordinate according to the anchor side
1697     if ( anchorSide == wxRIGHT )
1698         popupX = rightX;
1699     else if ( anchorSide == wxLEFT )
1700         popupX = leftX;
1701     else
1702         popupX = 0;
1703
1704     if ( spaceBelow < szp.y )
1705     {
1706         popupY = scrPos.y - szp.y;
1707     }
1708
1709     // Move to position
1710     //wxLogDebug(wxT("popup scheduled position1: %i,%i"),ptp.x,ptp.y);
1711     //wxLogDebug(wxT("popup position1: %i,%i"),winPopup->GetPosition().x,winPopup->GetPosition().y);
1712
1713     // Some platforms (GTK) may need these two to be separate
1714     winPopup->SetSize( szp.x, szp.y );
1715     winPopup->Move( popupX, popupY );
1716
1717     //wxLogDebug(wxT("popup position2: %i,%i"),winPopup->GetPosition().x,winPopup->GetPosition().y);
1718
1719     m_popup = popup;
1720
1721     // Set string selection (must be this way instead of SetStringSelection)
1722     if ( m_text )
1723     {
1724         if ( !(m_iFlags & wxCC_NO_TEXT_AUTO_SELECT) )
1725             m_text->SelectAll();
1726
1727         m_popupInterface->SetStringValue( m_text->GetValue() );
1728     }
1729     else
1730     {
1731         // This is neede since focus/selection indication may change when popup is shown
1732         Refresh();
1733     }
1734
1735     // This must be after SetStringValue
1736     m_isPopupShown = true;
1737
1738     // Show it
1739 #if USE_TRANSIENT_POPUP
1740     ((wxPopupTransientWindow*)winPopup)->Popup(popup);
1741 #else
1742     winPopup->Show();
1743 #endif
1744
1745 #if INSTALL_TOPLEV_HANDLER
1746     // Put top level window event handler into place
1747     if ( !m_toplevEvtHandler )
1748         m_toplevEvtHandler = new wxComboFrameEventHandler(this);
1749
1750     wxWindow* toplev = ::wxGetTopLevelParent( this );
1751     wxASSERT( toplev );
1752     ((wxComboFrameEventHandler*)m_toplevEvtHandler)->OnPopup();
1753     toplev->PushEventHandler( m_toplevEvtHandler );
1754 #endif
1755
1756 }
1757
1758 void wxComboCtrlBase::OnPopupDismiss()
1759 {
1760     // Just in case, avoid double dismiss
1761     if ( !m_isPopupShown )
1762         return;
1763
1764     // *Must* set this before focus etc.
1765     m_isPopupShown = false;
1766
1767     // Inform popup control itself
1768     m_popupInterface->OnDismiss();
1769
1770     if ( m_popupExtraHandler )
1771         ((wxComboPopupExtraEventHandler*)m_popupExtraHandler)->OnPopupDismiss();
1772
1773 #if INSTALL_TOPLEV_HANDLER
1774     // Remove top level window event handler
1775     if ( m_toplevEvtHandler )
1776     {
1777         wxWindow* toplev = ::wxGetTopLevelParent( this );
1778         if ( toplev )
1779             toplev->RemoveEventHandler( m_toplevEvtHandler );
1780     }
1781 #endif
1782
1783     m_timeCanAcceptClick = ::wxGetLocalTimeMillis() + 150;
1784
1785     // If cursor not on dropdown button, then clear its state
1786     // (technically not required by all ports, but do it for all just in case)
1787     if ( !m_btnArea.Inside(ScreenToClient(::wxGetMousePosition())) )
1788         m_btnState = 0;
1789
1790     // Return parent's tab traversal flag.
1791     // See ShowPopup for notes.
1792     if ( m_iFlags & wxCC_IFLAG_PARENT_TAB_TRAVERSAL )
1793     {
1794         wxWindow* parent = GetParent();
1795         parent->SetWindowStyle( parent->GetWindowStyle() | wxTAB_TRAVERSAL );
1796         m_iFlags &= ~(wxCC_IFLAG_PARENT_TAB_TRAVERSAL);
1797     }
1798
1799     // refresh control (necessary even if m_text)
1800     Refresh();
1801
1802 #if !wxUSE_POPUPWIN
1803     SetFocus();
1804 #endif
1805
1806 }
1807
1808 void wxComboCtrlBase::HidePopup()
1809 {
1810     // Should be able to call this without popup interface
1811     //wxCHECK_RET( m_popupInterface, _T("no popup interface") );
1812     if ( !m_isPopupShown )
1813         return;
1814
1815     // transfer value and show it in textctrl, if any
1816     SetValue( m_popupInterface->GetStringValue() );
1817
1818 #if USE_TRANSIENT_POPUP
1819     ((wxPopupTransientWindow*)m_winPopup)->Dismiss();
1820 #else
1821     m_winPopup->Hide();
1822 #endif
1823
1824     OnPopupDismiss();
1825 }
1826
1827 // ----------------------------------------------------------------------------
1828 // customization methods
1829 // ----------------------------------------------------------------------------
1830
1831 void wxComboCtrlBase::SetButtonPosition( int width, int height,
1832                                             int side, int spacingX )
1833 {
1834     m_btnWid = width;
1835     m_btnHei = height;
1836     m_btnSide = side;
1837     m_btnSpacingX = spacingX;
1838
1839     RecalcAndRefresh();
1840 }
1841
1842 void wxComboCtrlBase::SetButtonBitmaps( const wxBitmap& bmpNormal,
1843                                            bool blankButtonBg,
1844                                            const wxBitmap& bmpPressed,
1845                                            const wxBitmap& bmpHover,
1846                                            const wxBitmap& bmpDisabled )
1847 {
1848     m_bmpNormal = bmpNormal;
1849     m_blankButtonBg = blankButtonBg;
1850
1851     if ( bmpPressed.Ok() )
1852         m_bmpPressed = bmpPressed;
1853     else
1854         m_bmpPressed = bmpNormal;
1855
1856     if ( bmpHover.Ok() )
1857         m_bmpHover = bmpHover;
1858     else
1859         m_bmpHover = bmpNormal;
1860
1861     if ( bmpDisabled.Ok() )
1862         m_bmpDisabled = bmpDisabled;
1863     else
1864         m_bmpDisabled = bmpNormal;
1865
1866     RecalcAndRefresh();
1867 }
1868
1869 void wxComboCtrlBase::SetCustomPaintWidth( int width )
1870 {
1871     if ( m_text )
1872     {
1873         // move textctrl accordingly
1874         wxRect r = m_text->GetRect();
1875         int inc = width - m_widthCustomPaint;
1876         r.x += inc;
1877         r.width -= inc;
1878         m_text->SetSize( r );
1879     }
1880
1881     m_widthCustomPaint = width;
1882
1883     RecalcAndRefresh();
1884 }
1885
1886 void wxComboCtrlBase::SetTextIndent( int indent )
1887 {
1888     if ( indent < 0 )
1889     {
1890         m_absIndent = GetNativeTextIndent();
1891         m_iFlags &= ~(wxCC_IFLAG_INDENT_SET);
1892     }
1893     else
1894     {
1895         m_absIndent = indent;
1896         m_iFlags |= wxCC_IFLAG_INDENT_SET;
1897     }
1898
1899     RecalcAndRefresh();
1900 }
1901
1902 wxCoord wxComboCtrlBase::GetNativeTextIndent() const
1903 {
1904     return DEFAULT_TEXT_INDENT;
1905 }
1906
1907 // ----------------------------------------------------------------------------
1908 // methods forwarded to wxTextCtrl
1909 // ----------------------------------------------------------------------------
1910
1911 wxString wxComboCtrlBase::GetValue() const
1912 {
1913     if ( m_text )
1914         return m_text->GetValue();
1915     return m_valueString;
1916 }
1917
1918 void wxComboCtrlBase::SetValue(const wxString& value)
1919 {
1920     if ( m_text )
1921     {
1922         m_text->SetValue(value);
1923         if ( !(m_iFlags & wxCC_NO_TEXT_AUTO_SELECT) )
1924             m_text->SelectAll();
1925     }
1926
1927     m_valueString = value;
1928
1929     Refresh();
1930
1931     // Since wxComboPopup may want to paint the combo as well, we need
1932     // to set the string value here (as well as sometimes in ShowPopup).
1933     if ( m_valueString != value && m_popupInterface )
1934     {
1935         m_popupInterface->SetStringValue(value);
1936     }
1937 }
1938
1939 // In this SetValue variant wxComboPopup::SetStringValue is not called
1940 void wxComboCtrlBase::SetText(const wxString& value)
1941 {
1942     // Unlike in SetValue(), this must be called here or
1943     // the behaviour will no be consistent in readonlys.
1944     EnsurePopupControl();
1945
1946     m_valueString = value;
1947
1948     Refresh();
1949 }
1950
1951 void wxComboCtrlBase::Copy()
1952 {
1953     if ( m_text )
1954         m_text->Copy();
1955 }
1956
1957 void wxComboCtrlBase::Cut()
1958 {
1959     if ( m_text )
1960         m_text->Cut();
1961 }
1962
1963 void wxComboCtrlBase::Paste()
1964 {
1965     if ( m_text )
1966         m_text->Paste();
1967 }
1968
1969 void wxComboCtrlBase::SetInsertionPoint(long pos)
1970 {
1971     if ( m_text )
1972         m_text->SetInsertionPoint(pos);
1973 }
1974
1975 void wxComboCtrlBase::SetInsertionPointEnd()
1976 {
1977     if ( m_text )
1978         m_text->SetInsertionPointEnd();
1979 }
1980
1981 long wxComboCtrlBase::GetInsertionPoint() const
1982 {
1983     if ( m_text )
1984         return m_text->GetInsertionPoint();
1985
1986     return 0;
1987 }
1988
1989 long wxComboCtrlBase::GetLastPosition() const
1990 {
1991     if ( m_text )
1992         return m_text->GetLastPosition();
1993
1994     return 0;
1995 }
1996
1997 void wxComboCtrlBase::Replace(long from, long to, const wxString& value)
1998 {
1999     if ( m_text )
2000         m_text->Replace(from, to, value);
2001 }
2002
2003 void wxComboCtrlBase::Remove(long from, long to)
2004 {
2005     if ( m_text )
2006         m_text->Remove(from, to);
2007 }
2008
2009 void wxComboCtrlBase::SetSelection(long from, long to)
2010 {
2011     if ( m_text )
2012         m_text->SetSelection(from, to);
2013 }
2014
2015 void wxComboCtrlBase::Undo()
2016 {
2017     if ( m_text )
2018         m_text->Undo();
2019 }
2020
2021 #endif // wxUSE_COMBOCTRL