src/msw/listctrl.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        listctrl.cpp
   3 // Purpose:     wxListCtrl
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart and Markus Holzem
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 #ifdef __GNUG__
  21     #pragma implementation "listctrl.h"
  22     #pragma implementation "listctrlbase.h"
  23 #endif
  24
  25 // For compilers that support precompilation, includes "wx.h".
  26 #include "wx/wxprec.h"
  27
  28 #ifdef __BORLANDC__
  29     #pragma hdrstop
  30 #endif
  31
  32 #if wxUSE_LISTCTRL && defined(__WIN95__)
  33
  34 #ifndef WX_PRECOMP
  35     #include "wx/app.h"
  36     #include "wx/intl.h"
  37     #include "wx/log.h"
  38     #include "wx/settings.h"
  39 #endif
  40
  41 #include "wx/textctrl.h"
  42 #include "wx/imaglist.h"
  43 #include "wx/listctrl.h"
  44 #include "wx/dcclient.h"
  45
  46 #include "wx/msw/private.h"
  47
  48 #if ((defined(__GNUWIN32_OLD__) || defined(__TWIN32__)) && !defined(__CYGWIN10__))
  49     #include "wx/msw/gnuwin32/extra.h"
  50 #else
  51     #include <commctrl.h>
  52 #endif
  53
  54 #ifndef LVHT_ONITEM
  55     #define LVHT_ONITEM \
  56                 (LVHT_ONITEMICON | LVHT_ONITEMLABEL | LVHT_ONITEMSTATEICON)
  57 #endif
  58
  59 #ifndef LVM_SETEXTENDEDLISTVIEWSTYLE
  60     #define LVM_SETEXTENDEDLISTVIEWSTYLE (0x1000 + 54)
  61 #endif
  62
  63 #ifndef LVS_EX_FULLROWSELECT
  64     #define LVS_EX_FULLROWSELECT 0x00000020
  65 #endif
  66
  67 #ifndef LVS_OWNERDATA
  68     #define LVS_OWNERDATA 0x1000
  69 #endif
  70
  71 // mingw32/cygwin don't have declarations for comctl32.dll 4.70+ stuff
  72 #ifndef NM_CACHEHINT
  73     typedef struct tagNMLVCACHEHINT
  74     {
  75         NMHDR   hdr;
  76         int     iFrom;
  77         int     iTo;
  78     } NMLVCACHEHINT;
  79
  80     #define NM_CACHEHINT NMLVCACHEHINT
  81 #endif
  82
  83 #ifndef LVN_ODCACHEHINT
  84     #define LVN_ODCACHEHINT (-113)
  85 #endif
  86
  87 // ----------------------------------------------------------------------------
  88 // private functions
  89 // ----------------------------------------------------------------------------
  90
  91 // convert our state and mask flags to LV_ITEM constants
  92 static void wxConvertToMSWFlags(long state, long mask, LV_ITEM& lvItem);
  93
  94 // convert wxListItem to LV_ITEM
  95 static void wxConvertToMSWListItem(const wxListCtrl *ctrl,
  96                                    const wxListItem& info, LV_ITEM& lvItem);
  97
  98 // convert LV_ITEM to wxListItem
  99 static void wxConvertFromMSWListItem(HWND hwndListCtrl,
 100                                      wxListItem& info,
 101                                      /* const */ LV_ITEM& lvItem);
 102
 103 // ----------------------------------------------------------------------------
 104 // events
 105 // ----------------------------------------------------------------------------
 106
 107 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_BEGIN_DRAG)
 108 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_BEGIN_RDRAG)
 109 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT)
 110 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_END_LABEL_EDIT)
 111 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_DELETE_ITEM)
 112 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS)
 113 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_GET_INFO)
 114 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_SET_INFO)
 115 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_SELECTED)
 116 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_DESELECTED)
 117 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_KEY_DOWN)
 118 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_INSERT_ITEM)
 119 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_COL_CLICK)
 120 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK)
 121 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_MIDDLE_CLICK)
 122 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_ACTIVATED)
 123 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_CACHE_HINT)
 124
 125 IMPLEMENT_DYNAMIC_CLASS(wxListCtrl, wxControl)
 126 IMPLEMENT_DYNAMIC_CLASS(wxListView, wxListCtrl)
 127 IMPLEMENT_DYNAMIC_CLASS(wxListItem, wxObject)
 128
 129 BEGIN_EVENT_TABLE(wxListCtrl, wxControl)
 130     EVT_PAINT(wxListCtrl::OnPaint)
 131 END_EVENT_TABLE()
 132
 133 // ============================================================================
 134 // implementation
 135 // ============================================================================
 136
 137 // ----------------------------------------------------------------------------
 138 // wxListEvent
 139 // ----------------------------------------------------------------------------
 140
 141 void wxListEvent::CopyObject(wxObject& object_dest) const
 142 {
 143     wxListEvent *obj = (wxListEvent *)&object_dest;
 144
 145     wxNotifyEvent::CopyObject(object_dest);
 146
 147     obj->m_code = m_code;
 148     obj->m_itemIndex = m_itemIndex;
 149     obj->m_oldItemIndex = m_oldItemIndex;
 150     obj->m_col = m_col;
 151     obj->m_cancelled = m_cancelled;
 152     obj->m_pointDrag = m_pointDrag;
 153     obj->m_item.m_mask = m_item.m_mask;
 154     obj->m_item.m_itemId = m_item.m_itemId;
 155     obj->m_item.m_col = m_item.m_col;
 156     obj->m_item.m_state = m_item.m_state;
 157     obj->m_item.m_stateMask = m_item.m_stateMask;
 158     obj->m_item.m_text = m_item.m_text;
 159     obj->m_item.m_image = m_item.m_image;
 160     obj->m_item.m_data = m_item.m_data;
 161     obj->m_item.m_format = m_item.m_format;
 162     obj->m_item.m_width = m_item.m_width;
 163
 164     if ( m_item.HasAttributes() )
 165     {
 166         obj->m_item.SetTextColour(m_item.GetTextColour());
 167         obj->m_item.SetBackgroundColour(m_item.GetBackgroundColour());
 168         obj->m_item.SetFont(m_item.GetFont());
 169     }
 170 }
 171
 172 // ----------------------------------------------------------------------------
 173 // wxListCtrl construction
 174 // ----------------------------------------------------------------------------
 175
 176 void wxListCtrl::Init()
 177 {
 178     m_imageListNormal = NULL;
 179     m_imageListSmall = NULL;
 180     m_imageListState = NULL;
 181     m_ownsImageListNormal = m_ownsImageListSmall = m_ownsImageListState = FALSE;
 182     m_baseStyle = 0;
 183     m_colCount = 0;
 184     m_textCtrl = NULL;
 185     m_hasAnyAttr = FALSE;
 186 }
 187
 188 bool wxListCtrl::Create(wxWindow *parent,
 189                         wxWindowID id,
 190                         const wxPoint& pos,
 191                         const wxSize& size,
 192                         long style,
 193                         const wxValidator& validator,
 194                         const wxString& name)
 195 {
 196 #if wxUSE_VALIDATORS
 197     SetValidator(validator);
 198 #endif // wxUSE_VALIDATORS
 199
 200     SetName(name);
 201
 202     int x = pos.x;
 203     int y = pos.y;
 204     int width = size.x;
 205     int height = size.y;
 206
 207     m_windowStyle = style;
 208
 209     SetParent(parent);
 210
 211     if (width <= 0)
 212         width = 100;
 213     if (height <= 0)
 214         height = 30;
 215     if (x < 0)
 216         x = 0;
 217     if (y < 0)
 218         y = 0;
 219
 220     m_windowId = (id == -1) ? NewControlId() : id;
 221
 222     DWORD wstyle = WS_VISIBLE | WS_CHILD | WS_TABSTOP |
 223                    LVS_SHAREIMAGELISTS | LVS_SHOWSELALWAYS;
 224
 225     if ( m_windowStyle & wxCLIP_SIBLINGS )
 226         wstyle |= WS_CLIPSIBLINGS;
 227
 228     if ( wxStyleHasBorder(m_windowStyle) )
 229         wstyle |= WS_BORDER;
 230     m_baseStyle = wstyle;
 231
 232     if ( !DoCreateControl(x, y, width, height) )
 233         return FALSE;
 234
 235     if (parent)
 236         parent->AddChild(this);
 237
 238     return TRUE;
 239 }
 240
 241 bool wxListCtrl::DoCreateControl(int x, int y, int w, int h)
 242 {
 243     DWORD wstyle = m_baseStyle;
 244
 245     bool want3D;
 246     WXDWORD exStyle = Determine3DEffects(WS_EX_CLIENTEDGE, &want3D);
 247
 248     // Even with extended styles, need to combine with WS_BORDER
 249     // for them to look right.
 250     if ( want3D )
 251         wstyle |= WS_BORDER;
 252
 253     long oldStyle = 0; // Dummy
 254     wstyle |= ConvertToMSWStyle(oldStyle, m_windowStyle);
 255
 256     // Create the ListView control.
 257     m_hWnd = (WXHWND)CreateWindowEx(exStyle,
 258                                     WC_LISTVIEW,
 259                                     wxT(""),
 260                                     wstyle,
 261                                     x, y, w, h,
 262                                     GetWinHwnd(GetParent()),
 263                                     (HMENU)m_windowId,
 264                                     wxGetInstance(),
 265                                     NULL);
 266
 267     if ( !m_hWnd )
 268     {
 269         wxLogError(_("Can't create list control window, check that comctl32.dll is installed."));
 270
 271         return FALSE;
 272     }
 273
 274     // for comctl32.dll v 4.70+ we want to have this attribute because it's
 275     // prettier (and also because wxGTK does it like this)
 276     if ( (wstyle & LVS_REPORT) && wxTheApp->GetComCtl32Version() >= 470 )
 277     {
 278         ::SendMessage(GetHwnd(), LVM_SETEXTENDEDLISTVIEWSTYLE,
 279                       0, LVS_EX_FULLROWSELECT);
 280     }
 281
 282     SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW));
 283     SetForegroundColour(GetParent()->GetForegroundColour());
 284
 285     SubclassWin(m_hWnd);
 286
 287     return TRUE;
 288 }
 289
 290 void wxListCtrl::UpdateStyle()
 291 {
 292     if ( GetHWND() )
 293     {
 294         // The new window view style
 295         long dummy;
 296         DWORD dwStyleNew = ConvertToMSWStyle(dummy, m_windowStyle);
 297         dwStyleNew |= m_baseStyle;
 298
 299         // Get the current window style.
 300         DWORD dwStyleOld = ::GetWindowLong(GetHwnd(), GWL_STYLE);
 301
 302         // Only set the window style if the view bits have changed.
 303         if ( dwStyleOld != dwStyleNew )
 304         {
 305             ::SetWindowLong(GetHwnd(), GWL_STYLE, dwStyleNew);
 306         }
 307     }
 308 }
 309
 310 void wxListCtrl::FreeAllAttrs(bool dontRecreate)
 311 {
 312     if ( m_hasAnyAttr )
 313     {
 314         for ( wxNode *node = m_attrs.Next(); node; node = m_attrs.Next() )
 315         {
 316             delete (wxListItemAttr *)node->Data();
 317         }
 318
 319         m_attrs.Destroy();
 320         if ( !dontRecreate )
 321         {
 322             m_attrs.Create(wxKEY_INTEGER, 1000);        // just as def ctor
 323         }
 324
 325         m_hasAnyAttr = FALSE;
 326     }
 327 }
 328
 329 wxListCtrl::~wxListCtrl()
 330 {
 331     FreeAllAttrs(TRUE /* no need to recreate hash any more */);
 332
 333     if ( m_textCtrl )
 334     {
 335         m_textCtrl->SetHWND(0);
 336         m_textCtrl->UnsubclassWin();
 337         delete m_textCtrl;
 338         m_textCtrl = NULL;
 339     }
 340
 341     if (m_ownsImageListNormal) delete m_imageListNormal;
 342     if (m_ownsImageListSmall) delete m_imageListSmall;
 343     if (m_ownsImageListState) delete m_imageListState;
 344 }
 345
 346 // ----------------------------------------------------------------------------
 347 // set/get/change style
 348 // ----------------------------------------------------------------------------
 349
 350 // Add or remove a single window style
 351 void wxListCtrl::SetSingleStyle(long style, bool add)
 352 {
 353     long flag = GetWindowStyleFlag();
 354
 355     // Get rid of conflicting styles
 356     if ( add )
 357     {
 358         if ( style & wxLC_MASK_TYPE)
 359             flag = flag & ~wxLC_MASK_TYPE;
 360         if ( style & wxLC_MASK_ALIGN )
 361             flag = flag & ~wxLC_MASK_ALIGN;
 362         if ( style & wxLC_MASK_SORT )
 363             flag = flag & ~wxLC_MASK_SORT;
 364     }
 365
 366     if ( flag & style )
 367     {
 368         if ( !add )
 369             flag -= style;
 370     }
 371     else
 372     {
 373         if ( add )
 374         {
 375             flag |= style;
 376         }
 377     }
 378
 379     m_windowStyle = flag;
 380
 381     UpdateStyle();
 382 }
 383
 384 // Set the whole window style
 385 void wxListCtrl::SetWindowStyleFlag(long flag)
 386 {
 387     m_windowStyle = flag;
 388
 389     UpdateStyle();
 390 }
 391
 392 // Can be just a single style, or a bitlist
 393 long wxListCtrl::ConvertToMSWStyle(long& oldStyle, long style) const
 394 {
 395     long wstyle = 0;
 396     if ( style & wxLC_ICON )
 397     {
 398         if ( (oldStyle & LVS_TYPEMASK) == LVS_SMALLICON )
 399             oldStyle -= LVS_SMALLICON;
 400         if ( (oldStyle & LVS_TYPEMASK) == LVS_REPORT )
 401             oldStyle -= LVS_REPORT;
 402         if ( (oldStyle & LVS_TYPEMASK) == LVS_LIST )
 403             oldStyle -= LVS_LIST;
 404         wstyle |= LVS_ICON;
 405     }
 406
 407     if ( style & wxLC_SMALL_ICON )
 408     {
 409         if ( (oldStyle & LVS_TYPEMASK) == LVS_ICON )
 410             oldStyle -= LVS_ICON;
 411         if ( (oldStyle & LVS_TYPEMASK) == LVS_REPORT )
 412             oldStyle -= LVS_REPORT;
 413         if ( (oldStyle & LVS_TYPEMASK) == LVS_LIST )
 414             oldStyle -= LVS_LIST;
 415         wstyle |= LVS_SMALLICON;
 416     }
 417
 418     if ( style & wxLC_LIST )
 419     {
 420         if ( (oldStyle & LVS_TYPEMASK) == LVS_ICON )
 421             oldStyle -= LVS_ICON;
 422         if ( (oldStyle & LVS_TYPEMASK) == LVS_REPORT )
 423             oldStyle -= LVS_REPORT;
 424         if ( (oldStyle & LVS_TYPEMASK) == LVS_SMALLICON )
 425             oldStyle -= LVS_SMALLICON;
 426         wstyle |= LVS_LIST;
 427     }
 428
 429     if ( style & wxLC_REPORT )
 430     {
 431         if ( (oldStyle & LVS_TYPEMASK) == LVS_ICON )
 432             oldStyle -= LVS_ICON;
 433         if ( (oldStyle & LVS_TYPEMASK) == LVS_LIST )
 434             oldStyle -= LVS_LIST;
 435         if ( (oldStyle & LVS_TYPEMASK) == LVS_SMALLICON )
 436             oldStyle -= LVS_SMALLICON;
 437
 438         wstyle |= LVS_REPORT;
 439     }
 440
 441     if ( style & wxLC_ALIGN_LEFT )
 442     {
 443         if ( oldStyle & LVS_ALIGNTOP )
 444             oldStyle -= LVS_ALIGNTOP;
 445         wstyle |= LVS_ALIGNLEFT;
 446     }
 447
 448     if ( style & wxLC_ALIGN_TOP )
 449     {
 450         if ( oldStyle & LVS_ALIGNLEFT )
 451             oldStyle -= LVS_ALIGNLEFT;
 452         wstyle |= LVS_ALIGNTOP;
 453     }
 454
 455     if ( style & wxLC_AUTOARRANGE )
 456         wstyle |= LVS_AUTOARRANGE;
 457
 458     if ( style & wxLC_NO_SORT_HEADER )
 459         wstyle |= LVS_NOSORTHEADER;
 460
 461     if ( style & wxLC_NO_HEADER )
 462         wstyle |= LVS_NOCOLUMNHEADER;
 463
 464     if ( style & wxLC_EDIT_LABELS )
 465         wstyle |= LVS_EDITLABELS;
 466
 467     if ( style & wxLC_SINGLE_SEL )
 468         wstyle |= LVS_SINGLESEL;
 469
 470     if ( style & wxLC_SORT_ASCENDING )
 471     {
 472         if ( oldStyle & LVS_SORTDESCENDING )
 473             oldStyle -= LVS_SORTDESCENDING;
 474         wstyle |= LVS_SORTASCENDING;
 475     }
 476
 477     if ( style & wxLC_SORT_DESCENDING )
 478     {
 479         if ( oldStyle & LVS_SORTASCENDING )
 480             oldStyle -= LVS_SORTASCENDING;
 481         wstyle |= LVS_SORTDESCENDING;
 482     }
 483
 484 #if !( defined(__GNUWIN32__) && !wxCHECK_W32API_VERSION( 1, 0 ) )
 485     if ( style & wxLC_VIRTUAL )
 486     {
 487         int ver = wxTheApp->GetComCtl32Version();
 488         if ( ver < 470 )
 489         {
 490             wxLogWarning(_("Please install a newer version of comctl32.dll\n(at least version 4.70 is required but you have %d.%02d)\nor this program won't operate correctly."),
 491                         ver / 100, ver % 100);
 492         }
 493
 494         wstyle |= LVS_OWNERDATA;
 495     }
 496 #endif
 497
 498     return wstyle;
 499 }
 500
 501 // ----------------------------------------------------------------------------
 502 // accessors
 503 // ----------------------------------------------------------------------------
 504
 505 // Sets the foreground, i.e. text, colour
 506 bool wxListCtrl::SetForegroundColour(const wxColour& col)
 507 {
 508     if ( !wxWindow::SetForegroundColour(col) )
 509         return FALSE;
 510
 511     ListView_SetTextColor(GetHwnd(), wxColourToRGB(col));
 512
 513     return TRUE;
 514 }
 515
 516 // Sets the background colour
 517 bool wxListCtrl::SetBackgroundColour(const wxColour& col)
 518 {
 519     if ( !wxWindow::SetBackgroundColour(col) )
 520         return FALSE;
 521
 522     // we set the same colour for both the "empty" background and the items
 523     // background
 524     COLORREF color = wxColourToRGB(col);
 525     ListView_SetBkColor(GetHwnd(), color);
 526     ListView_SetTextBkColor(GetHwnd(), color);
 527
 528     return TRUE;
 529 }
 530
 531 // Gets information about this column
 532 bool wxListCtrl::GetColumn(int col, wxListItem& item) const
 533 {
 534     LV_COLUMN lvCol;
 535     lvCol.mask = 0;
 536     lvCol.fmt = 0;
 537     lvCol.pszText = NULL;
 538
 539     if ( item.m_mask & wxLIST_MASK_TEXT )
 540     {
 541         lvCol.mask |= LVCF_TEXT;
 542         lvCol.pszText = new wxChar[513];
 543         lvCol.cchTextMax = 512;
 544     }
 545
 546     bool success = (ListView_GetColumn(GetHwnd(), col, & lvCol) != 0);
 547
 548     //  item.m_subItem = lvCol.iSubItem;
 549     item.m_width = lvCol.cx;
 550
 551     if ( (item.m_mask & wxLIST_MASK_TEXT) && lvCol.pszText )
 552     {
 553         item.m_text = lvCol.pszText;
 554         delete[] lvCol.pszText;
 555     }
 556
 557     if ( item.m_mask & wxLIST_MASK_FORMAT )
 558     {
 559         if (lvCol.fmt == LVCFMT_LEFT)
 560             item.m_format = wxLIST_FORMAT_LEFT;
 561         else if (lvCol.fmt == LVCFMT_RIGHT)
 562             item.m_format = wxLIST_FORMAT_RIGHT;
 563         else if (lvCol.fmt == LVCFMT_CENTER)
 564             item.m_format = wxLIST_FORMAT_CENTRE;
 565     }
 566
 567     return success;
 568 }
 569
 570 // Sets information about this column
 571 bool wxListCtrl::SetColumn(int col, wxListItem& item)
 572 {
 573     LV_COLUMN lvCol;
 574     lvCol.mask = 0;
 575     lvCol.fmt = 0;
 576     lvCol.pszText = NULL;
 577
 578     if ( item.m_mask & wxLIST_MASK_TEXT )
 579     {
 580         lvCol.mask |= LVCF_TEXT;
 581         lvCol.pszText = WXSTRINGCAST item.m_text;
 582         lvCol.cchTextMax = 0; // Ignored
 583     }
 584     if ( item.m_mask & wxLIST_MASK_FORMAT )
 585     {
 586         lvCol.mask |= LVCF_FMT;
 587
 588         if ( item.m_format == wxLIST_FORMAT_LEFT )
 589             lvCol.fmt = LVCFMT_LEFT;
 590         if ( item.m_format == wxLIST_FORMAT_RIGHT )
 591             lvCol.fmt = LVCFMT_RIGHT;
 592         if ( item.m_format == wxLIST_FORMAT_CENTRE )
 593             lvCol.fmt = LVCFMT_CENTER;
 594     }
 595
 596     if ( item.m_mask & wxLIST_MASK_WIDTH )
 597     {
 598         lvCol.mask |= LVCF_WIDTH;
 599         lvCol.cx = item.m_width;
 600
 601         if ( lvCol.cx == wxLIST_AUTOSIZE)
 602             lvCol.cx = LVSCW_AUTOSIZE;
 603         else if ( lvCol.cx == wxLIST_AUTOSIZE_USEHEADER)
 604             lvCol.cx = LVSCW_AUTOSIZE_USEHEADER;
 605     }
 606     lvCol.mask |= LVCF_SUBITEM;
 607     lvCol.iSubItem = col;
 608     return (ListView_SetColumn(GetHwnd(), col, & lvCol) != 0);
 609 }
 610
 611 // Gets the column width
 612 int wxListCtrl::GetColumnWidth(int col) const
 613 {
 614     return ListView_GetColumnWidth(GetHwnd(), col);
 615 }
 616
 617 // Sets the column width
 618 bool wxListCtrl::SetColumnWidth(int col, int width)
 619 {
 620     int col2 = col;
 621     if ( m_windowStyle & wxLC_LIST )
 622         col2 = -1;
 623
 624     int width2 = width;
 625     if ( width2 == wxLIST_AUTOSIZE)
 626         width2 = LVSCW_AUTOSIZE;
 627     else if ( width2 == wxLIST_AUTOSIZE_USEHEADER)
 628         width2 = LVSCW_AUTOSIZE_USEHEADER;
 629
 630     return (ListView_SetColumnWidth(GetHwnd(), col2, width2) != 0);
 631 }
 632
 633 // Gets the number of items that can fit vertically in the
 634 // visible area of the list control (list or report view)
 635 // or the total number of items in the list control (icon
 636 // or small icon view)
 637 int wxListCtrl::GetCountPerPage() const
 638 {
 639     return ListView_GetCountPerPage(GetHwnd());
 640 }
 641
 642 // Gets the edit control for editing labels.
 643 wxTextCtrl* wxListCtrl::GetEditControl() const
 644 {
 645     return m_textCtrl;
 646 }
 647
 648 // Gets information about the item
 649 bool wxListCtrl::GetItem(wxListItem& info) const
 650 {
 651     LV_ITEM lvItem;
 652     wxZeroMemory(lvItem);
 653
 654     lvItem.iItem = info.m_itemId;
 655     lvItem.iSubItem = info.m_col;
 656
 657     if ( info.m_mask & wxLIST_MASK_TEXT )
 658     {
 659         lvItem.mask |= LVIF_TEXT;
 660         lvItem.pszText = new wxChar[513];
 661         lvItem.cchTextMax = 512;
 662     }
 663     else
 664     {
 665         lvItem.pszText = NULL;
 666     }
 667
 668     if (info.m_mask & wxLIST_MASK_DATA)
 669         lvItem.mask |= LVIF_PARAM;
 670
 671     if (info.m_mask & wxLIST_MASK_IMAGE)
 672         lvItem.mask |= LVIF_IMAGE;
 673
 674     if ( info.m_mask & wxLIST_MASK_STATE )
 675     {
 676         lvItem.mask |= LVIF_STATE;
 677         // the other bits are hardly interesting anyhow
 678         lvItem.stateMask = LVIS_SELECTED | LVIS_FOCUSED;
 679     }
 680
 681     bool success = ListView_GetItem((HWND)GetHWND(), &lvItem) != 0;
 682     if ( !success )
 683     {
 684         wxLogError(_("Couldn't retrieve information about list control item %d."),
 685                 lvItem.iItem);
 686     }
 687     else
 688     {
 689         // give NULL as hwnd as we already have everything we need
 690         wxConvertFromMSWListItem(NULL, info, lvItem);
 691     }
 692
 693     if (lvItem.pszText)
 694         delete[] lvItem.pszText;
 695
 696     return success;
 697 }
 698
 699 // Sets information about the item
 700 bool wxListCtrl::SetItem(wxListItem& info)
 701 {
 702     LV_ITEM item;
 703     wxConvertToMSWListItem(this, info, item);
 704
 705     item.cchTextMax = 0;
 706     if ( !ListView_SetItem(GetHwnd(), &item) )
 707     {
 708         wxLogDebug(_T("ListView_SetItem() failed"));
 709
 710         return FALSE;
 711     }
 712
 713     // we need to update the item immediately to show the new image
 714     bool updateNow = (info.m_mask & wxLIST_MASK_IMAGE) != 0;
 715
 716     // check whether it has any custom attributes
 717     if ( info.HasAttributes() )
 718     {
 719         wxListItemAttr *attr = (wxListItemAttr *)m_attrs.Get(item.iItem);
 720
 721         if ( attr == NULL )
 722             m_attrs.Put(item.iItem, (wxObject *)new wxListItemAttr(*info.GetAttributes()));
 723         else
 724             *attr = *info.GetAttributes();
 725
 726         m_hasAnyAttr = TRUE;
 727
 728         // if the colour has changed, we must redraw the item
 729         updateNow = TRUE;
 730     }
 731
 732     if ( updateNow )
 733     {
 734         // we need this to make the change visible right now
 735         ListView_Update(GetHwnd(), item.iItem);
 736     }
 737
 738     return TRUE;
 739 }
 740
 741 long wxListCtrl::SetItem(long index, int col, const wxString& label, int imageId)
 742 {
 743     wxListItem info;
 744     info.m_text = label;
 745     info.m_mask = wxLIST_MASK_TEXT;
 746     info.m_itemId = index;
 747     info.m_col = col;
 748     if ( imageId > -1 )
 749     {
 750         info.m_image = imageId;
 751         info.m_mask |= wxLIST_MASK_IMAGE;
 752     }
 753     return SetItem(info);
 754 }
 755
 756
 757 // Gets the item state
 758 int wxListCtrl::GetItemState(long item, long stateMask) const
 759 {
 760     wxListItem info;
 761
 762     info.m_mask = wxLIST_MASK_STATE;
 763     info.m_stateMask = stateMask;
 764     info.m_itemId = item;
 765
 766     if (!GetItem(info))
 767         return 0;
 768
 769     return info.m_state;
 770 }
 771
 772 // Sets the item state
 773 bool wxListCtrl::SetItemState(long item, long state, long stateMask)
 774 {
 775     // NB: don't use SetItem() here as it doesn't work with the virtual list
 776     //     controls
 777     LV_ITEM lvItem;
 778     wxZeroMemory(lvItem);
 779
 780     wxConvertToMSWFlags(state, stateMask, lvItem);
 781
 782     if ( !::SendMessage(GetHwnd(), LVM_SETITEMSTATE,
 783                         (WPARAM)item, (LPARAM)&lvItem) )
 784     {
 785         wxLogLastError(_T("ListView_SetItemState"));
 786
 787         return FALSE;
 788     }
 789
 790     return TRUE;
 791 }
 792
 793 // Sets the item image
 794 bool wxListCtrl::SetItemImage(long item, int image, int WXUNUSED(selImage))
 795 {
 796     wxListItem info;
 797
 798     info.m_mask = wxLIST_MASK_IMAGE;
 799     info.m_image = image;
 800     info.m_itemId = item;
 801
 802     return SetItem(info);
 803 }
 804
 805 // Gets the item text
 806 wxString wxListCtrl::GetItemText(long item) const
 807 {
 808     wxListItem info;
 809
 810     info.m_mask = wxLIST_MASK_TEXT;
 811     info.m_itemId = item;
 812
 813     if (!GetItem(info))
 814         return wxString("");
 815     return info.m_text;
 816 }
 817
 818 // Sets the item text
 819 void wxListCtrl::SetItemText(long item, const wxString& str)
 820 {
 821     wxListItem info;
 822
 823     info.m_mask = wxLIST_MASK_TEXT;
 824     info.m_itemId = item;
 825     info.m_text = str;
 826
 827     SetItem(info);
 828 }
 829
 830 // Gets the item data
 831 long wxListCtrl::GetItemData(long item) const
 832 {
 833     wxListItem info;
 834
 835     info.m_mask = wxLIST_MASK_DATA;
 836     info.m_itemId = item;
 837
 838     if (!GetItem(info))
 839         return 0;
 840     return info.m_data;
 841 }
 842
 843 // Sets the item data
 844 bool wxListCtrl::SetItemData(long item, long data)
 845 {
 846     wxListItem info;
 847
 848     info.m_mask = wxLIST_MASK_DATA;
 849     info.m_itemId = item;
 850     info.m_data = data;
 851
 852     return SetItem(info);
 853 }
 854
 855 // Gets the item rectangle
 856 bool wxListCtrl::GetItemRect(long item, wxRect& rect, int code) const
 857 {
 858     RECT rect2;
 859
 860     int code2 = LVIR_BOUNDS;
 861     if ( code == wxLIST_RECT_BOUNDS )
 862         code2 = LVIR_BOUNDS;
 863     else if ( code == wxLIST_RECT_ICON )
 864         code2 = LVIR_ICON;
 865     else if ( code == wxLIST_RECT_LABEL )
 866         code2 = LVIR_LABEL;
 867
 868 #ifdef __WXWINE__
 869     bool success = (ListView_GetItemRect(GetHwnd(), (int) item, &rect2 ) != 0);
 870 #else
 871     bool success = (ListView_GetItemRect(GetHwnd(), (int) item, &rect2, code2) != 0);
 872 #endif
 873
 874     rect.x = rect2.left;
 875     rect.y = rect2.top;
 876     rect.width = rect2.right - rect2.left;
 877     rect.height = rect2.bottom - rect2.top;
 878     return success;
 879 }
 880
 881 // Gets the item position
 882 bool wxListCtrl::GetItemPosition(long item, wxPoint& pos) const
 883 {
 884     POINT pt;
 885
 886     bool success = (ListView_GetItemPosition(GetHwnd(), (int) item, &pt) != 0);
 887
 888     pos.x = pt.x; pos.y = pt.y;
 889     return success;
 890 }
 891
 892 // Sets the item position.
 893 bool wxListCtrl::SetItemPosition(long item, const wxPoint& pos)
 894 {
 895     return (ListView_SetItemPosition(GetHwnd(), (int) item, pos.x, pos.y) != 0);
 896 }
 897
 898 // Gets the number of items in the list control
 899 int wxListCtrl::GetItemCount() const
 900 {
 901     return ListView_GetItemCount(GetHwnd());
 902 }
 903
 904 // Retrieves the spacing between icons in pixels.
 905 // If small is TRUE, gets the spacing for the small icon
 906 // view, otherwise the large icon view.
 907 int wxListCtrl::GetItemSpacing(bool isSmall) const
 908 {
 909     return ListView_GetItemSpacing(GetHwnd(), (BOOL) isSmall);
 910 }
 911
 912 // Gets the number of selected items in the list control
 913 int wxListCtrl::GetSelectedItemCount() const
 914 {
 915     return ListView_GetSelectedCount(GetHwnd());
 916 }
 917
 918 // Gets the text colour of the listview
 919 wxColour wxListCtrl::GetTextColour() const
 920 {
 921     COLORREF ref = ListView_GetTextColor(GetHwnd());
 922     wxColour col(GetRValue(ref), GetGValue(ref), GetBValue(ref));
 923     return col;
 924 }
 925
 926 // Sets the text colour of the listview
 927 void wxListCtrl::SetTextColour(const wxColour& col)
 928 {
 929     ListView_SetTextColor(GetHwnd(), PALETTERGB(col.Red(), col.Green(), col.Blue()));
 930 }
 931
 932 // Gets the index of the topmost visible item when in
 933 // list or report view
 934 long wxListCtrl::GetTopItem() const
 935 {
 936     return (long) ListView_GetTopIndex(GetHwnd());
 937 }
 938
 939 // Searches for an item, starting from 'item'.
 940 // 'geometry' is one of
 941 // wxLIST_NEXT_ABOVE/ALL/BELOW/LEFT/RIGHT.
 942 // 'state' is a state bit flag, one or more of
 943 // wxLIST_STATE_DROPHILITED/FOCUSED/SELECTED/CUT.
 944 // item can be -1 to find the first item that matches the
 945 // specified flags.
 946 // Returns the item or -1 if unsuccessful.
 947 long wxListCtrl::GetNextItem(long item, int geom, int state) const
 948 {
 949     long flags = 0;
 950
 951     if ( geom == wxLIST_NEXT_ABOVE )
 952         flags |= LVNI_ABOVE;
 953     if ( geom == wxLIST_NEXT_ALL )
 954         flags |= LVNI_ALL;
 955     if ( geom == wxLIST_NEXT_BELOW )
 956         flags |= LVNI_BELOW;
 957     if ( geom == wxLIST_NEXT_LEFT )
 958         flags |= LVNI_TOLEFT;
 959     if ( geom == wxLIST_NEXT_RIGHT )
 960         flags |= LVNI_TORIGHT;
 961
 962     if ( state & wxLIST_STATE_CUT )
 963         flags |= LVNI_CUT;
 964     if ( state & wxLIST_STATE_DROPHILITED )
 965         flags |= LVNI_DROPHILITED;
 966     if ( state & wxLIST_STATE_FOCUSED )
 967         flags |= LVNI_FOCUSED;
 968     if ( state & wxLIST_STATE_SELECTED )
 969         flags |= LVNI_SELECTED;
 970
 971     return (long) ListView_GetNextItem(GetHwnd(), item, flags);
 972 }
 973
 974
 975 wxImageList *wxListCtrl::GetImageList(int which) const
 976 {
 977     if ( which == wxIMAGE_LIST_NORMAL )
 978     {
 979         return m_imageListNormal;
 980     }
 981     else if ( which == wxIMAGE_LIST_SMALL )
 982     {
 983         return m_imageListSmall;
 984     }
 985     else if ( which == wxIMAGE_LIST_STATE )
 986     {
 987         return m_imageListState;
 988     }
 989     return NULL;
 990 }
 991
 992 void wxListCtrl::SetImageList(wxImageList *imageList, int which)
 993 {
 994     int flags = 0;
 995     if ( which == wxIMAGE_LIST_NORMAL )
 996     {
 997         flags = LVSIL_NORMAL;
 998         if (m_ownsImageListNormal) delete m_imageListNormal;
 999         m_imageListNormal = imageList;
1000         m_ownsImageListNormal = FALSE;
1001     }
1002     else if ( which == wxIMAGE_LIST_SMALL )
1003     {
1004         flags = LVSIL_SMALL;
1005         if (m_ownsImageListSmall) delete m_imageListSmall;
1006         m_imageListSmall = imageList;
1007         m_ownsImageListSmall = FALSE;
1008     }
1009     else if ( which == wxIMAGE_LIST_STATE )
1010     {
1011         flags = LVSIL_STATE;
1012         if (m_ownsImageListState) delete m_imageListState;
1013         m_imageListState = imageList;
1014         m_ownsImageListState = FALSE;
1015     }
1016     ListView_SetImageList(GetHwnd(), (HIMAGELIST) imageList ? imageList->GetHIMAGELIST() : 0, flags);
1017 }
1018
1019 void wxListCtrl::AssignImageList(wxImageList *imageList, int which)
1020 {
1021     SetImageList(imageList, which);
1022     if ( which == wxIMAGE_LIST_NORMAL )
1023         m_ownsImageListNormal = TRUE;
1024     else if ( which == wxIMAGE_LIST_SMALL )
1025         m_ownsImageListSmall = TRUE;
1026     else if ( which == wxIMAGE_LIST_STATE )
1027         m_ownsImageListState = TRUE;
1028 }
1029
1030 // ----------------------------------------------------------------------------
1031 // Operations
1032 // ----------------------------------------------------------------------------
1033
1034 // Arranges the items
1035 bool wxListCtrl::Arrange(int flag)
1036 {
1037     UINT code = 0;
1038     if ( flag == wxLIST_ALIGN_LEFT )
1039         code = LVA_ALIGNLEFT;
1040     else if ( flag == wxLIST_ALIGN_TOP )
1041         code = LVA_ALIGNTOP;
1042     else if ( flag == wxLIST_ALIGN_DEFAULT )
1043         code = LVA_DEFAULT;
1044     else if ( flag == wxLIST_ALIGN_SNAP_TO_GRID )
1045         code = LVA_SNAPTOGRID;
1046
1047     return (ListView_Arrange(GetHwnd(), code) != 0);
1048 }
1049
1050 // Deletes an item
1051 bool wxListCtrl::DeleteItem(long item)
1052 {
1053     return (ListView_DeleteItem(GetHwnd(), (int) item) != 0);
1054 }
1055
1056 // Deletes all items
1057 bool wxListCtrl::DeleteAllItems()
1058 {
1059     return (ListView_DeleteAllItems(GetHwnd()) != 0);
1060 }
1061
1062 // Deletes all items
1063 bool wxListCtrl::DeleteAllColumns()
1064 {
1065     while ( m_colCount > 0 )
1066     {
1067         if ( ListView_DeleteColumn(GetHwnd(), 0) == 0 )
1068         {
1069             wxLogLastError(wxT("ListView_DeleteColumn"));
1070
1071             return FALSE;
1072         }
1073
1074         m_colCount--;
1075     }
1076
1077     wxASSERT_MSG( m_colCount == 0, wxT("no columns should be left") );
1078
1079     return TRUE;
1080 }
1081
1082 // Deletes a column
1083 bool wxListCtrl::DeleteColumn(int col)
1084 {
1085     bool success = (ListView_DeleteColumn(GetHwnd(), col) != 0);
1086
1087     if ( success && (m_colCount > 0) )
1088         m_colCount --;
1089     return success;
1090 }
1091
1092 // Clears items, and columns if there are any.
1093 void wxListCtrl::ClearAll()
1094 {
1095     DeleteAllItems();
1096     if ( m_colCount > 0 )
1097         DeleteAllColumns();
1098 }
1099
1100 wxTextCtrl* wxListCtrl::EditLabel(long item, wxClassInfo* textControlClass)
1101 {
1102     wxASSERT( (textControlClass->IsKindOf(CLASSINFO(wxTextCtrl))) );
1103
1104     // VS: ListView_EditLabel requires that the list has focus.
1105     SetFocus();
1106     HWND hWnd = (HWND) ListView_EditLabel(GetHwnd(), item);
1107
1108     if (m_textCtrl)
1109     {
1110         m_textCtrl->SetHWND(0);
1111         m_textCtrl->UnsubclassWin();
1112         delete m_textCtrl;
1113         m_textCtrl = NULL;
1114     }
1115
1116     m_textCtrl = (wxTextCtrl*) textControlClass->CreateObject();
1117     m_textCtrl->SetHWND((WXHWND) hWnd);
1118     m_textCtrl->SubclassWin((WXHWND) hWnd);
1119
1120     return m_textCtrl;
1121 }
1122
1123 // End label editing, optionally cancelling the edit
1124 bool wxListCtrl::EndEditLabel(bool WXUNUSED(cancel))
1125 {
1126     wxFAIL_MSG( _T("not implemented") );
1127
1128     return FALSE;
1129 }
1130
1131 // Ensures this item is visible
1132 bool wxListCtrl::EnsureVisible(long item)
1133 {
1134     return ListView_EnsureVisible(GetHwnd(), (int) item, FALSE) != 0;
1135 }
1136
1137 // Find an item whose label matches this string, starting from the item after 'start'
1138 // or the beginning if 'start' is -1.
1139 long wxListCtrl::FindItem(long start, const wxString& str, bool partial)
1140 {
1141     LV_FINDINFO findInfo;
1142
1143     findInfo.flags = LVFI_STRING;
1144     if ( partial )
1145         findInfo.flags |= LVFI_PARTIAL;
1146     findInfo.psz = str;
1147
1148     // ListView_FindItem() excludes the first item from search and to look
1149     // through all the items you need to start from -1 which is unnatural and
1150     // inconsistent with the generic version - so we adjust the index
1151     if (start != -1)
1152         start --;
1153     return ListView_FindItem(GetHwnd(), (int) start, &findInfo);
1154 }
1155
1156 // Find an item whose data matches this data, starting from the item after 'start'
1157 // or the beginning if 'start' is -1.
1158 long wxListCtrl::FindItem(long start, long data)
1159 {
1160     LV_FINDINFO findInfo;
1161
1162     findInfo.flags = LVFI_PARAM;
1163     findInfo.lParam = data;
1164
1165     return ListView_FindItem(GetHwnd(), (int) start, & findInfo);
1166 }
1167
1168 // Find an item nearest this position in the specified direction, starting from
1169 // the item after 'start' or the beginning if 'start' is -1.
1170 long wxListCtrl::FindItem(long start, const wxPoint& pt, int direction)
1171 {
1172     LV_FINDINFO findInfo;
1173
1174     findInfo.flags = LVFI_NEARESTXY;
1175     findInfo.pt.x = pt.x;
1176     findInfo.pt.y = pt.y;
1177     findInfo.vkDirection = VK_RIGHT;
1178
1179     if ( direction == wxLIST_FIND_UP )
1180         findInfo.vkDirection = VK_UP;
1181     else if ( direction == wxLIST_FIND_DOWN )
1182         findInfo.vkDirection = VK_DOWN;
1183     else if ( direction == wxLIST_FIND_LEFT )
1184         findInfo.vkDirection = VK_LEFT;
1185     else if ( direction == wxLIST_FIND_RIGHT )
1186         findInfo.vkDirection = VK_RIGHT;
1187
1188     return ListView_FindItem(GetHwnd(), (int) start, & findInfo);
1189 }
1190
1191 // Determines which item (if any) is at the specified point,
1192 // giving details in 'flags' (see wxLIST_HITTEST_... flags above)
1193 long wxListCtrl::HitTest(const wxPoint& point, int& flags)
1194 {
1195     LV_HITTESTINFO hitTestInfo;
1196     hitTestInfo.pt.x = (int) point.x;
1197     hitTestInfo.pt.y = (int) point.y;
1198
1199     ListView_HitTest(GetHwnd(), & hitTestInfo);
1200
1201     flags = 0;
1202     if ( hitTestInfo.flags & LVHT_ABOVE )
1203         flags |= wxLIST_HITTEST_ABOVE;
1204     if ( hitTestInfo.flags & LVHT_BELOW )
1205         flags |= wxLIST_HITTEST_BELOW;
1206     if ( hitTestInfo.flags & LVHT_NOWHERE )
1207         flags |= wxLIST_HITTEST_NOWHERE;
1208     if ( hitTestInfo.flags & LVHT_ONITEMICON )
1209         flags |= wxLIST_HITTEST_ONITEMICON;
1210     if ( hitTestInfo.flags & LVHT_ONITEMLABEL )
1211         flags |= wxLIST_HITTEST_ONITEMLABEL;
1212     if ( hitTestInfo.flags & LVHT_ONITEMSTATEICON )
1213         flags |= wxLIST_HITTEST_ONITEMSTATEICON;
1214     if ( hitTestInfo.flags & LVHT_TOLEFT )
1215         flags |= wxLIST_HITTEST_TOLEFT;
1216     if ( hitTestInfo.flags & LVHT_TORIGHT )
1217         flags |= wxLIST_HITTEST_TORIGHT;
1218
1219     return (long) hitTestInfo.iItem;
1220 }
1221
1222 // Inserts an item, returning the index of the new item if successful,
1223 // -1 otherwise.
1224 long wxListCtrl::InsertItem(wxListItem& info)
1225 {
1226     wxASSERT_MSG( !IsVirtual(), _T("can't be used with virtual controls") );
1227
1228     LV_ITEM item;
1229     wxConvertToMSWListItem(this, info, item);
1230
1231     // check whether it has any custom attributes
1232     if ( info.HasAttributes() )
1233     {
1234
1235         wxListItemAttr *attr;
1236         attr = (wxListItemAttr*) m_attrs.Get(item.iItem);
1237
1238         if (attr == NULL)
1239
1240             m_attrs.Put(item.iItem, (wxObject *)new wxListItemAttr(*info.GetAttributes()));
1241
1242         else *attr = *info.GetAttributes();
1243
1244         m_hasAnyAttr = TRUE;
1245     }
1246
1247     return (long) ListView_InsertItem(GetHwnd(), & item);
1248 }
1249
1250 long wxListCtrl::InsertItem(long index, const wxString& label)
1251 {
1252     wxListItem info;
1253     info.m_text = label;
1254     info.m_mask = wxLIST_MASK_TEXT;
1255     info.m_itemId = index;
1256     return InsertItem(info);
1257 }
1258
1259 // Inserts an image item
1260 long wxListCtrl::InsertItem(long index, int imageIndex)
1261 {
1262     wxListItem info;
1263     info.m_image = imageIndex;
1264     info.m_mask = wxLIST_MASK_IMAGE;
1265     info.m_itemId = index;
1266     return InsertItem(info);
1267 }
1268
1269 // Inserts an image/string item
1270 long wxListCtrl::InsertItem(long index, const wxString& label, int imageIndex)
1271 {
1272     wxListItem info;
1273     info.m_image = imageIndex;
1274     info.m_text = label;
1275     info.m_mask = wxLIST_MASK_IMAGE | wxLIST_MASK_TEXT;
1276     info.m_itemId = index;
1277     return InsertItem(info);
1278 }
1279
1280 // For list view mode (only), inserts a column.
1281 long wxListCtrl::InsertColumn(long col, wxListItem& item)
1282 {
1283     LV_COLUMN lvCol;
1284     lvCol.mask = 0;
1285     lvCol.fmt = 0;
1286     lvCol.pszText = NULL;
1287
1288     if ( item.m_mask & wxLIST_MASK_TEXT )
1289     {
1290         lvCol.mask |= LVCF_TEXT;
1291         lvCol.pszText = WXSTRINGCAST item.m_text;
1292         lvCol.cchTextMax = 0; // Ignored
1293     }
1294     if ( item.m_mask & wxLIST_MASK_FORMAT )
1295     {
1296         lvCol.mask |= LVCF_FMT;
1297
1298         if ( item.m_format == wxLIST_FORMAT_LEFT )
1299             lvCol.fmt = LVCFMT_LEFT;
1300         if ( item.m_format == wxLIST_FORMAT_RIGHT )
1301             lvCol.fmt = LVCFMT_RIGHT;
1302         if ( item.m_format == wxLIST_FORMAT_CENTRE )
1303             lvCol.fmt = LVCFMT_CENTER;
1304     }
1305
1306     lvCol.mask |= LVCF_WIDTH;
1307     if ( item.m_mask & wxLIST_MASK_WIDTH )
1308     {
1309         if ( item.m_width == wxLIST_AUTOSIZE)
1310             lvCol.cx = LVSCW_AUTOSIZE;
1311         else if ( item.m_width == wxLIST_AUTOSIZE_USEHEADER)
1312             lvCol.cx = LVSCW_AUTOSIZE_USEHEADER;
1313         else
1314             lvCol.cx = item.m_width;
1315     }
1316     else
1317     {
1318         // always give some width to the new column: this one is compatible
1319         // with wxGTK
1320         lvCol.cx = 80;
1321     }
1322
1323     lvCol.mask |= LVCF_SUBITEM;
1324     lvCol.iSubItem = col;
1325
1326     bool success = ListView_InsertColumn(GetHwnd(), col, & lvCol) != -1;
1327     if ( success )
1328     {
1329         m_colCount++;
1330     }
1331     else
1332     {
1333         wxLogDebug(wxT("Failed to insert the column '%s' into listview!"),
1334                    lvCol.pszText);
1335     }
1336
1337     return success;
1338 }
1339
1340 long wxListCtrl::InsertColumn(long col,
1341                               const wxString& heading,
1342                               int format,
1343                               int width)
1344 {
1345     wxListItem item;
1346     item.m_mask = wxLIST_MASK_TEXT | wxLIST_MASK_FORMAT;
1347     item.m_text = heading;
1348     if ( width > -1 )
1349     {
1350         item.m_mask |= wxLIST_MASK_WIDTH;
1351         item.m_width = width;
1352     }
1353     item.m_format = format;
1354
1355     return InsertColumn(col, item);
1356 }
1357
1358 // Scrolls the list control. If in icon, small icon or report view mode,
1359 // x specifies the number of pixels to scroll. If in list view mode, x
1360 // specifies the number of columns to scroll.
1361 // If in icon, small icon or list view mode, y specifies the number of pixels
1362 // to scroll. If in report view mode, y specifies the number of lines to scroll.
1363 bool wxListCtrl::ScrollList(int dx, int dy)
1364 {
1365     return (ListView_Scroll(GetHwnd(), dx, dy) != 0);
1366 }
1367
1368 // Sort items.
1369
1370 // fn is a function which takes 3 long arguments: item1, item2, data.
1371 // item1 is the long data associated with a first item (NOT the index).
1372 // item2 is the long data associated with a second item (NOT the index).
1373 // data is the same value as passed to SortItems.
1374 // The return value is a negative number if the first item should precede the second
1375 // item, a positive number of the second item should precede the first,
1376 // or zero if the two items are equivalent.
1377
1378 // data is arbitrary data to be passed to the sort function.
1379
1380 // FIXME: this is horrible and MT-unsafe and everything else but I don't have
1381 //        time for anything better right now (VZ)
1382 static long gs_sortData = 0;
1383 static wxListCtrl *gs_sortCtrl = NULL;
1384 static wxListCtrlCompare gs_sortFunction = NULL;
1385
1386 int wxCMPFUNC_CONV wxListCtrlCompareFn(const void *arg1, const void *arg2)
1387 {
1388     int n1 = *(const int *)arg1,
1389         n2 = *(const int *)arg2;
1390
1391     return gs_sortFunction(gs_sortCtrl->GetItemData(n1),
1392                            gs_sortCtrl->GetItemData(n2),
1393                            gs_sortData);
1394 }
1395
1396 bool wxListCtrl::SortItems(wxListCtrlCompare fn, long data)
1397 {
1398     // sort the attributes too
1399     if ( m_hasAnyAttr )
1400     {
1401         int n,
1402             count = GetItemCount();
1403         int *aItems = new int[count];
1404         for ( n = 0; n < count; n++ )
1405         {
1406             aItems[n] = n;
1407         }
1408
1409         gs_sortData = data;
1410         gs_sortCtrl = this;
1411         gs_sortFunction = fn;
1412
1413         qsort(aItems, count, sizeof(int), wxListCtrlCompareFn);
1414
1415         gs_sortData = 0;
1416         gs_sortCtrl = NULL;
1417         gs_sortFunction = NULL;
1418
1419         wxHashTable attrsNew(wxKEY_INTEGER, 1000);
1420         for ( n = 0; n < count; n++ )
1421         {
1422             wxObject *attr = m_attrs.Delete(aItems[n]);
1423             if ( attr )
1424             {
1425                 attrsNew.Put(n, attr);
1426             }
1427         }
1428
1429         m_attrs.Destroy();
1430         m_attrs = attrsNew;
1431
1432         delete [] aItems;
1433     }
1434
1435     if ( !ListView_SortItems(GetHwnd(), (PFNLVCOMPARE)fn, data) )
1436     {
1437         wxLogDebug(_T("ListView_SortItems() failed"));
1438
1439         return FALSE;
1440     }
1441
1442     return TRUE;
1443 }
1444
1445
1446
1447 // ----------------------------------------------------------------------------
1448 // message processing
1449 // ----------------------------------------------------------------------------
1450
1451 bool wxListCtrl::MSWCommand(WXUINT cmd, WXWORD id)
1452 {
1453     if (cmd == EN_UPDATE)
1454     {
1455         wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, id);
1456         event.SetEventObject( this );
1457         ProcessCommand(event);
1458         return TRUE;
1459     }
1460     else if (cmd == EN_KILLFOCUS)
1461     {
1462         wxCommandEvent event(wxEVT_KILL_FOCUS, id);
1463         event.SetEventObject( this );
1464         ProcessCommand(event);
1465         return TRUE;
1466     }
1467     else
1468         return FALSE;
1469 }
1470
1471 bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
1472 {
1473     // prepare the event
1474     // -----------------
1475
1476     wxListEvent event(wxEVT_NULL, m_windowId);
1477     wxEventType eventType = wxEVT_NULL;
1478
1479     NMHDR *nmhdr = (NMHDR *)lParam;
1480
1481     // almost all messages use NM_LISTVIEW
1482     NM_LISTVIEW *nmLV = (NM_LISTVIEW *)nmhdr;
1483
1484     // this is true for almost all events
1485     event.m_item.m_data = nmLV->lParam;
1486
1487     switch ( nmhdr->code )
1488     {
1489         case LVN_BEGINRDRAG:
1490             eventType = wxEVT_COMMAND_LIST_BEGIN_RDRAG;
1491             // fall through
1492
1493         case LVN_BEGINDRAG:
1494             if ( eventType == wxEVT_NULL )
1495             {
1496                 eventType = wxEVT_COMMAND_LIST_BEGIN_DRAG;
1497             }
1498
1499             event.m_itemIndex = nmLV->iItem;
1500             event.m_pointDrag.x = nmLV->ptAction.x;
1501             event.m_pointDrag.y = nmLV->ptAction.y;
1502             break;
1503
1504         case LVN_BEGINLABELEDIT:
1505             {
1506                 eventType = wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT;
1507                 LV_DISPINFO *info = (LV_DISPINFO *)lParam;
1508                 wxConvertFromMSWListItem(GetHwnd(), event.m_item, info->item);
1509                 event.m_itemIndex = event.m_item.m_itemId;
1510             }
1511             break;
1512
1513         case LVN_COLUMNCLICK:
1514             eventType = wxEVT_COMMAND_LIST_COL_CLICK;
1515             event.m_itemIndex = -1;
1516             event.m_col = nmLV->iSubItem;
1517             break;
1518
1519         case LVN_DELETEALLITEMS:
1520             eventType = wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS;
1521             event.m_itemIndex = -1;
1522
1523             FreeAllAttrs();
1524
1525             break;
1526
1527         case LVN_DELETEITEM:
1528             eventType = wxEVT_COMMAND_LIST_DELETE_ITEM;
1529             event.m_itemIndex = nmLV->iItem;
1530
1531             if ( m_hasAnyAttr )
1532             {
1533                 delete (wxListItemAttr *)m_attrs.Delete(nmLV->iItem);
1534             }
1535             break;
1536
1537         case LVN_ENDLABELEDIT:
1538             {
1539                 eventType = wxEVT_COMMAND_LIST_END_LABEL_EDIT;
1540                 LV_DISPINFO *info = (LV_DISPINFO *)lParam;
1541                 wxConvertFromMSWListItem(GetHwnd(), event.m_item, info->item);
1542                 if ( info->item.pszText == NULL || info->item.iItem == -1 )
1543                     return FALSE;
1544
1545                 event.m_itemIndex = event.m_item.m_itemId;
1546             }
1547             break;
1548
1549         case LVN_SETDISPINFO:
1550             {
1551                 eventType = wxEVT_COMMAND_LIST_SET_INFO;
1552                 LV_DISPINFO *info = (LV_DISPINFO *)lParam;
1553                 wxConvertFromMSWListItem(GetHwnd(), event.m_item, info->item);
1554             }
1555             break;
1556
1557         case LVN_INSERTITEM:
1558             eventType = wxEVT_COMMAND_LIST_INSERT_ITEM;
1559             event.m_itemIndex = nmLV->iItem;
1560             break;
1561
1562         case LVN_ITEMCHANGED:
1563             // This needs to be sent to wxListCtrl as a rather more concrete
1564             // event. For now, just detect a selection or deselection.
1565             if ( (nmLV->uNewState & LVIS_SELECTED) && !(nmLV->uOldState & LVIS_SELECTED) )
1566             {
1567                 eventType = wxEVT_COMMAND_LIST_ITEM_SELECTED;
1568                 event.m_itemIndex = nmLV->iItem;
1569             }
1570             else if ( !(nmLV->uNewState & LVIS_SELECTED) && (nmLV->uOldState & LVIS_SELECTED) )
1571             {
1572                 eventType = wxEVT_COMMAND_LIST_ITEM_DESELECTED;
1573                 event.m_itemIndex = nmLV->iItem;
1574             }
1575             else
1576             {
1577                 return FALSE;
1578             }
1579             break;
1580
1581         case LVN_KEYDOWN:
1582             {
1583                 LV_KEYDOWN *info = (LV_KEYDOWN *)lParam;
1584                 WORD wVKey = info->wVKey;
1585
1586                 // get the current selection
1587                 long lItem = GetNextItem(-1,
1588                                          wxLIST_NEXT_ALL,
1589                                          wxLIST_STATE_SELECTED);
1590
1591                 // <Enter> or <Space> activate the selected item if any (but
1592                 // not with Shift and/or Ctrl as then they have a predefined
1593                 // meaning for the list view)
1594                 if ( lItem != -1 &&
1595                      (wVKey == VK_RETURN || wVKey == VK_SPACE) &&
1596                      !(wxIsShiftDown() || wxIsCtrlDown()) )
1597                 {
1598                     eventType = wxEVT_COMMAND_LIST_ITEM_ACTIVATED;
1599                 }
1600                 else
1601                 {
1602                     eventType = wxEVT_COMMAND_LIST_KEY_DOWN;
1603                     event.m_code = wxCharCodeMSWToWX(wVKey);
1604                 }
1605
1606                 event.m_itemIndex =
1607                 event.m_item.m_itemId = lItem;
1608
1609                 if ( lItem != -1 )
1610                 {
1611                     // fill the other fields too
1612                     event.m_item.m_text = GetItemText(lItem);
1613                     event.m_item.m_data = GetItemData(lItem);
1614                 }
1615             }
1616             break;
1617
1618         case NM_DBLCLK:
1619             // if the user processes it in wxEVT_COMMAND_LEFT_CLICK(), don't do
1620             // anything else
1621             if ( wxControl::MSWOnNotify(idCtrl, lParam, result) )
1622             {
1623                 return TRUE;
1624             }
1625
1626             // else translate it into wxEVT_COMMAND_LIST_ITEM_ACTIVATED event
1627             // if it happened on an item (and not on empty place)
1628             if ( nmLV->iItem == -1 )
1629             {
1630                 // not on item
1631                 return FALSE;
1632             }
1633
1634             eventType = wxEVT_COMMAND_LIST_ITEM_ACTIVATED;
1635             event.m_itemIndex = nmLV->iItem;
1636             event.m_item.m_text = GetItemText(nmLV->iItem);
1637             event.m_item.m_data = GetItemData(nmLV->iItem);
1638             break;
1639
1640         case NM_RCLICK:
1641             /* TECH NOTE: NM_RCLICK isn't really good enough here. We want to
1642                subclass and check for the actual WM_RBUTTONDOWN message,
1643                because NM_RCLICK waits for the WM_RBUTTONUP message as well
1644                before firing off. We want to have notify events for both down
1645                -and- up. */
1646             {
1647                 // if the user processes it in wxEVT_COMMAND_RIGHT_CLICK(),
1648                 // don't do anything else
1649                 if ( wxControl::MSWOnNotify(idCtrl, lParam, result) )
1650                 {
1651                     return TRUE;
1652                 }
1653
1654                 // else translate it into wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK event
1655                 LV_HITTESTINFO lvhti;
1656                 wxZeroMemory(lvhti);
1657
1658                 ::GetCursorPos(&(lvhti.pt));
1659                 ::ScreenToClient(GetHwnd(),&(lvhti.pt));
1660                 if ( ListView_HitTest(GetHwnd(),&lvhti) != -1 )
1661                 {
1662                     if ( lvhti.flags & LVHT_ONITEM )
1663                     {
1664                         eventType = wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK;
1665                         event.m_itemIndex = lvhti.iItem;
1666                         event.m_pointDrag.x = lvhti.pt.x;
1667                         event.m_pointDrag.y = lvhti.pt.y;
1668                     }
1669                 }
1670             }
1671             break;
1672
1673 #if 0
1674         case NM_MCLICK: // ***** THERE IS NO NM_MCLICK. Subclass anyone? ******
1675             {
1676                 // if the user processes it in wxEVT_COMMAND_MIDDLE_CLICK(), don't do
1677                 // anything else
1678                 if ( wxControl::MSWOnNotify(idCtrl, lParam, result) )
1679                 {
1680                     return TRUE;
1681                 }
1682
1683                 // else translate it into wxEVT_COMMAND_LIST_ITEM_MIDDLE_CLICK event
1684                 eventType = wxEVT_COMMAND_LIST_ITEM_MIDDLE_CLICK;
1685                 NMITEMACTIVATE* hdr = (NMITEMACTIVATE*)lParam;
1686                 event.m_itemIndex = hdr->iItem;
1687             }
1688             break;
1689 #endif // 0
1690
1691 #if defined(_WIN32_IE) && _WIN32_IE >= 0x300 \
1692     && !( defined(__GNUWIN32__) && !wxCHECK_W32API_VERSION( 1, 0 ) )
1693         case NM_CUSTOMDRAW:
1694             *result = OnCustomDraw(lParam);
1695
1696             return TRUE;
1697 #endif // _WIN32_IE >= 0x300
1698
1699         case LVN_ODCACHEHINT:
1700             {
1701                 const NM_CACHEHINT *cacheHint = (NM_CACHEHINT *)lParam;
1702
1703                 eventType = wxEVT_COMMAND_LIST_CACHE_HINT;
1704
1705                 // we get some really stupid cache hints like ones for items in
1706                 // range 0..0 for an empty control or, after deleting an item,
1707                 // for items in invalid range - filter this garbage out
1708                 if ( cacheHint->iFrom < cacheHint->iTo )
1709                 {
1710                     event.m_oldItemIndex = cacheHint->iFrom;
1711
1712                     long iMax = GetItemCount();
1713                     event.m_itemIndex = cacheHint->iTo < iMax ? cacheHint->iTo
1714                                                               : iMax - 1;
1715                 }
1716                 else
1717                 {
1718                     return FALSE;
1719                 }
1720             }
1721             break;
1722
1723         case LVN_GETDISPINFO:
1724             if ( IsVirtual() )
1725             {
1726                 LV_DISPINFO *info = (LV_DISPINFO *)lParam;
1727
1728                 LV_ITEM& lvi = info->item;
1729                 long item = lvi.iItem;
1730
1731                 if ( lvi.mask & LVIF_TEXT )
1732                 {
1733                     wxString text = OnGetItemText(item, lvi.iSubItem);
1734                     wxStrncpy(lvi.pszText, text, lvi.cchTextMax);
1735                 }
1736
1737                 if ( lvi.mask & LVIF_IMAGE )
1738                 {
1739                     lvi.iImage = OnGetItemImage(item);
1740                 }
1741
1742                 // a little dose of healthy paranoia: as we never use
1743                 // LVM_SETCALLBACKMASK we're not supposed to get these ones
1744                 wxASSERT_MSG( !(lvi.mask & LVIF_STATE),
1745                               _T("we don't support state callbacks yet!") );
1746
1747                 return TRUE;
1748             }
1749             // fall through
1750
1751         default:
1752             return wxControl::MSWOnNotify(idCtrl, lParam, result);
1753     }
1754
1755     // process the event
1756     // -----------------
1757
1758     event.SetEventObject( this );
1759     event.SetEventType(eventType);
1760
1761     if ( !GetEventHandler()->ProcessEvent(event) )
1762         return FALSE;
1763
1764     // post processing
1765     // ---------------
1766
1767     switch ( nmhdr->code )
1768     {
1769         case LVN_DELETEALLITEMS:
1770             // always return TRUE to suppress all additional LVN_DELETEITEM
1771             // notifications - this makes deleting all items from a list ctrl
1772             // much faster
1773             *result = TRUE;
1774
1775             return TRUE;
1776
1777         case LVN_ENDLABELEDIT:
1778             // logic here is inversed compared to all the other messages
1779             *result = event.IsAllowed();
1780
1781             return TRUE;
1782     }
1783
1784     *result = !event.IsAllowed();
1785
1786     return TRUE;
1787 }
1788
1789 #if defined(_WIN32_IE) && _WIN32_IE >= 0x300
1790
1791 WXLPARAM wxListCtrl::OnCustomDraw(WXLPARAM lParam)
1792 {
1793     LPNMLVCUSTOMDRAW lplvcd = (LPNMLVCUSTOMDRAW)lParam;
1794     NMCUSTOMDRAW& nmcd = lplvcd->nmcd;
1795     switch ( nmcd.dwDrawStage )
1796     {
1797         case CDDS_PREPAINT:
1798             // if we've got any items with non standard attributes,
1799             // notify us before painting each item
1800             //
1801             // for virtual controls, always suppose that we have attributes as
1802             // there is no way to check for this
1803             return IsVirtual() || m_hasAnyAttr ? CDRF_NOTIFYITEMDRAW
1804                                                : CDRF_DODEFAULT;
1805
1806         case CDDS_ITEMPREPAINT:
1807             {
1808                 size_t item = (size_t)nmcd.dwItemSpec;
1809                 if ( item >= (size_t)GetItemCount() )
1810                 {
1811                     // we get this message with item == 0 for an empty control,
1812                     // we must ignore it as calling OnGetItemAttr() would be
1813                     // wrong
1814                     return CDRF_DODEFAULT;
1815                 }
1816
1817                 wxListItemAttr *attr =
1818                     IsVirtual() ? OnGetItemAttr(item)
1819                                 : (wxListItemAttr *)m_attrs.Get(item);
1820
1821                 if ( !attr )
1822                 {
1823                     // nothing to do for this item
1824                     return CDRF_DODEFAULT;
1825                 }
1826
1827                 HFONT hFont;
1828                 wxColour colText, colBack;
1829                 if ( attr->HasFont() )
1830                 {
1831                     wxFont font = attr->GetFont();
1832                     hFont = (HFONT)font.GetResourceHandle();
1833                 }
1834                 else
1835                 {
1836                     hFont = 0;
1837                 }
1838
1839                 if ( attr->HasTextColour() )
1840                 {
1841                     colText = attr->GetTextColour();
1842                 }
1843                 else
1844                 {
1845                     colText = GetTextColour();
1846                 }
1847
1848                 if ( attr->HasBackgroundColour() )
1849                 {
1850                     colBack = attr->GetBackgroundColour();
1851                 }
1852                 else
1853                 {
1854                     colBack = GetBackgroundColour();
1855                 }
1856
1857                 lplvcd->clrText = wxColourToRGB(colText);
1858                 lplvcd->clrTextBk = wxColourToRGB(colBack);
1859
1860                 // note that if we wanted to set colours for
1861                 // individual columns (subitems), we would have
1862                 // returned CDRF_NOTIFYSUBITEMREDRAW from here
1863                 if ( hFont )
1864                 {
1865                     ::SelectObject(nmcd.hdc, hFont);
1866
1867                     return CDRF_NEWFONT;
1868                 }
1869             }
1870             // fall through to return CDRF_DODEFAULT
1871
1872         default:
1873             return CDRF_DODEFAULT;
1874     }
1875 }
1876
1877 #endif // NM_CUSTOMDRAW supported
1878
1879 // Necessary for drawing hrules and vrules, if specified
1880 void wxListCtrl::OnPaint(wxPaintEvent& event)
1881 {
1882     wxPaintDC dc(this);
1883
1884     wxControl::OnPaint(event);
1885
1886     // Reset the device origin since it may have been set
1887     dc.SetDeviceOrigin(0, 0);
1888
1889     bool drawHRules = ((GetWindowStyle() & wxLC_HRULES) != 0);
1890     bool drawVRules = ((GetWindowStyle() & wxLC_VRULES) != 0);
1891
1892     if (!drawHRules && !drawVRules)
1893         return;
1894     if ((GetWindowStyle() & wxLC_REPORT) == 0)
1895         return;
1896
1897     wxPen pen(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DLIGHT), 1, wxSOLID);
1898     dc.SetPen(pen);
1899     dc.SetBrush(* wxTRANSPARENT_BRUSH);
1900
1901     wxSize clientSize = GetClientSize();
1902     wxRect itemRect;
1903     int cy=0;
1904
1905     int itemCount = GetItemCount();
1906     int i;
1907     if (drawHRules)
1908     {
1909         long top = GetTopItem();
1910         for (i = top; i < top + GetCountPerPage() + 1; i++)
1911         {
1912             if (GetItemRect(i, itemRect))
1913             {
1914                 cy = itemRect.GetTop();
1915                 if (i != 0) // Don't draw the first one
1916                 {
1917                     dc.DrawLine(0, cy, clientSize.x, cy);
1918                 }
1919                 // Draw last line
1920                 if (i == itemCount - 1)
1921                 {
1922                     cy = itemRect.GetBottom();
1923                     dc.DrawLine(0, cy, clientSize.x, cy);
1924                 }
1925             }
1926         }
1927     }
1928     i = itemCount - 1;
1929     if (drawVRules && (i > -1))
1930     {
1931         wxRect firstItemRect;
1932         GetItemRect(0, firstItemRect);
1933
1934         if (GetItemRect(i, itemRect))
1935         {
1936             int col;
1937             int x = itemRect.GetX();
1938             for (col = 0; col < GetColumnCount(); col++)
1939             {
1940                 int colWidth = GetColumnWidth(col);
1941                 x += colWidth ;
1942                 dc.DrawLine(x, firstItemRect.GetY() - 2, x, itemRect.GetBottom());
1943             }
1944         }
1945     }
1946 }
1947
1948 // ----------------------------------------------------------------------------
1949 // virtual list controls
1950 // ----------------------------------------------------------------------------
1951
1952 wxString wxListCtrl::OnGetItemText(long WXUNUSED(item), long WXUNUSED(col)) const
1953 {
1954     // this is a pure virtual function, in fact - which is not really pure
1955     // because the controls which are not virtual don't need to implement it
1956     wxFAIL_MSG( _T("not supposed to be called") );
1957
1958     return wxEmptyString;
1959 }
1960
1961 int wxListCtrl::OnGetItemImage(long WXUNUSED(item)) const
1962 {
1963     // same as above
1964     wxFAIL_MSG( _T("not supposed to be called") );
1965
1966     return -1;
1967 }
1968
1969 wxListItemAttr *wxListCtrl::OnGetItemAttr(long WXUNUSED_UNLESS_DEBUG(item)) const
1970 {
1971     wxASSERT_MSG( item >= 0 && item < GetItemCount(),
1972                   _T("invalid item index in OnGetItemAttr()") );
1973
1974     // no attributes by default
1975     return NULL;
1976 }
1977
1978 void wxListCtrl::SetItemCount(long count)
1979 {
1980     wxASSERT_MSG( IsVirtual(), _T("this is for virtual controls only") );
1981
1982     if ( !::SendMessage(GetHwnd(), LVM_SETITEMCOUNT, (WPARAM)count, 0) )
1983     {
1984         wxLogLastError(_T("ListView_SetItemCount"));
1985     }
1986 }
1987
1988 void wxListCtrl::RefreshItem(long item)
1989 {
1990     if ( !ListView_Update(GetHwnd(), item) )
1991     {
1992         wxLogLastError(_T("ListView_Update"));
1993     }
1994 }
1995
1996 void wxListCtrl::RefreshItems(long itemFrom, long itemTo)
1997 {
1998     wxRect rect1, rect2;
1999     GetItemRect(itemFrom, rect1);
2000     GetItemRect(itemTo, rect2);
2001
2002     wxRect rect = rect1;
2003     rect.height = rect2.GetBottom() - rect1.GetTop();
2004
2005     RefreshRect(rect);
2006 }
2007
2008 // ----------------------------------------------------------------------------
2009 // wxListItem
2010 // ----------------------------------------------------------------------------
2011
2012 // List item structure
2013 wxListItem::wxListItem()
2014 {
2015     m_mask = 0;
2016     m_itemId = 0;
2017     m_col = 0;
2018     m_state = 0;
2019     m_stateMask = 0;
2020     m_image = 0;
2021     m_data = 0;
2022
2023     m_format = wxLIST_FORMAT_CENTRE;
2024     m_width = 0;
2025
2026     m_attr = NULL;
2027 }
2028
2029 void wxListItem::Clear()
2030 {
2031     m_mask = 0;
2032     m_itemId = 0;
2033     m_col = 0;
2034     m_state = 0;
2035     m_stateMask = 0;
2036     m_image = 0;
2037     m_data = 0;
2038     m_format = wxLIST_FORMAT_CENTRE;
2039     m_width = 0;
2040     m_text = wxEmptyString;
2041
2042     if (m_attr) delete m_attr;
2043     m_attr = NULL;
2044 }
2045
2046 void wxListItem::ClearAttributes()
2047 {
2048     if (m_attr) delete m_attr;
2049     m_attr = NULL;
2050 }
2051
2052 static void wxConvertFromMSWListItem(HWND hwndListCtrl,
2053                                      wxListItem& info,
2054                                      LV_ITEM& lvItem)
2055 {
2056     info.m_data = lvItem.lParam;
2057     info.m_mask = 0;
2058     info.m_state = 0;
2059     info.m_stateMask = 0;
2060     info.m_itemId = lvItem.iItem;
2061
2062     long oldMask = lvItem.mask;
2063
2064     bool needText = FALSE;
2065     if (hwndListCtrl != 0)
2066     {
2067         if ( lvItem.mask & LVIF_TEXT )
2068             needText = FALSE;
2069         else
2070             needText = TRUE;
2071
2072         if ( needText )
2073         {
2074             lvItem.pszText = new wxChar[513];
2075             lvItem.cchTextMax = 512;
2076         }
2077         lvItem.mask |= LVIF_TEXT | LVIF_IMAGE | LVIF_PARAM;
2078         ::SendMessage(hwndListCtrl, LVM_GETITEM, 0, (LPARAM)& lvItem);
2079     }
2080
2081     if ( lvItem.mask & LVIF_STATE )
2082     {
2083         info.m_mask |= wxLIST_MASK_STATE;
2084
2085         if ( lvItem.stateMask & LVIS_CUT)
2086         {
2087             info.m_stateMask |= wxLIST_STATE_CUT;
2088             if ( lvItem.state & LVIS_CUT )
2089                 info.m_state |= wxLIST_STATE_CUT;
2090         }
2091         if ( lvItem.stateMask & LVIS_DROPHILITED)
2092         {
2093             info.m_stateMask |= wxLIST_STATE_DROPHILITED;
2094             if ( lvItem.state & LVIS_DROPHILITED )
2095                 info.m_state |= wxLIST_STATE_DROPHILITED;
2096         }
2097         if ( lvItem.stateMask & LVIS_FOCUSED)
2098         {
2099             info.m_stateMask |= wxLIST_STATE_FOCUSED;
2100             if ( lvItem.state & LVIS_FOCUSED )
2101                 info.m_state |= wxLIST_STATE_FOCUSED;
2102         }
2103         if ( lvItem.stateMask & LVIS_SELECTED)
2104         {
2105             info.m_stateMask |= wxLIST_STATE_SELECTED;
2106             if ( lvItem.state & LVIS_SELECTED )
2107                 info.m_state |= wxLIST_STATE_SELECTED;
2108         }
2109     }
2110
2111     if ( lvItem.mask & LVIF_TEXT )
2112     {
2113         info.m_mask |= wxLIST_MASK_TEXT;
2114         info.m_text = lvItem.pszText;
2115     }
2116     if ( lvItem.mask & LVIF_IMAGE )
2117     {
2118         info.m_mask |= wxLIST_MASK_IMAGE;
2119         info.m_image = lvItem.iImage;
2120     }
2121     if ( lvItem.mask & LVIF_PARAM )
2122         info.m_mask |= wxLIST_MASK_DATA;
2123     if ( lvItem.mask & LVIF_DI_SETITEM )
2124         info.m_mask |= wxLIST_SET_ITEM;
2125     info.m_col = lvItem.iSubItem;
2126
2127     if (needText)
2128     {
2129         if (lvItem.pszText)
2130             delete[] lvItem.pszText;
2131     }
2132     lvItem.mask = oldMask;
2133 }
2134
2135 static void wxConvertToMSWFlags(long state, long stateMask, LV_ITEM& lvItem)
2136 {
2137     if (stateMask & wxLIST_STATE_CUT)
2138     {
2139         lvItem.stateMask |= LVIS_CUT;
2140         if (state & wxLIST_STATE_CUT)
2141             lvItem.state |= LVIS_CUT;
2142     }
2143     if (stateMask & wxLIST_STATE_DROPHILITED)
2144     {
2145         lvItem.stateMask |= LVIS_DROPHILITED;
2146         if (state & wxLIST_STATE_DROPHILITED)
2147             lvItem.state |= LVIS_DROPHILITED;
2148     }
2149     if (stateMask & wxLIST_STATE_FOCUSED)
2150     {
2151         lvItem.stateMask |= LVIS_FOCUSED;
2152         if (state & wxLIST_STATE_FOCUSED)
2153             lvItem.state |= LVIS_FOCUSED;
2154     }
2155     if (stateMask & wxLIST_STATE_SELECTED)
2156     {
2157         lvItem.stateMask |= LVIS_SELECTED;
2158         if (state & wxLIST_STATE_SELECTED)
2159             lvItem.state |= LVIS_SELECTED;
2160     }
2161 }
2162
2163 static void wxConvertToMSWListItem(const wxListCtrl *ctrl,
2164                                    const wxListItem& info,
2165                                    LV_ITEM& lvItem)
2166 {
2167     lvItem.iItem = (int) info.m_itemId;
2168
2169     lvItem.iImage = info.m_image;
2170     lvItem.lParam = info.m_data;
2171     lvItem.stateMask = 0;
2172     lvItem.state = 0;
2173     lvItem.mask = 0;
2174     lvItem.iSubItem = info.m_col;
2175
2176     if (info.m_mask & wxLIST_MASK_STATE)
2177     {
2178         lvItem.mask |= LVIF_STATE;
2179
2180         wxConvertToMSWFlags(info.m_state, info.m_stateMask, lvItem);
2181     }
2182
2183     if (info.m_mask & wxLIST_MASK_TEXT)
2184     {
2185         lvItem.mask |= LVIF_TEXT;
2186         if ( ctrl->GetWindowStyleFlag() & wxLC_USER_TEXT )
2187         {
2188             lvItem.pszText = LPSTR_TEXTCALLBACK;
2189         }
2190         else
2191         {
2192             // pszText is not const, hence the cast
2193             lvItem.pszText = (wxChar *)info.m_text.c_str();
2194             if ( lvItem.pszText )
2195                 lvItem.cchTextMax = info.m_text.Length();
2196             else
2197                 lvItem.cchTextMax = 0;
2198         }
2199     }
2200     if (info.m_mask & wxLIST_MASK_IMAGE)
2201         lvItem.mask |= LVIF_IMAGE;
2202     if (info.m_mask & wxLIST_MASK_DATA)
2203         lvItem.mask |= LVIF_PARAM;
2204 }
2205
2206 // ----------------------------------------------------------------------------
2207 // List event
2208 // ----------------------------------------------------------------------------
2209
2210 IMPLEMENT_DYNAMIC_CLASS(wxListEvent, wxNotifyEvent)
2211
2212 wxListEvent::wxListEvent(wxEventType commandType, int id)
2213            : wxNotifyEvent(commandType, id)
2214 {
2215     m_code = 0;
2216     m_itemIndex = 0;
2217     m_oldItemIndex = 0;
2218     m_col = 0;
2219     m_cancelled = FALSE;
2220 }
2221
2222 #endif // wxUSE_LISTCTRL