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 #ifndef WX_PRECOMP
  33     #include "wx/wx.h"
  34 #endif
  35
  36 #ifdef __WIN95__
  37
  38 #include "wx/listctrl.h"
  39 #include "wx/log.h"
  40
  41 #include "wx/msw/private.h"
  42
  43 #ifdef __GNUWIN32_OLD__
  44     #include "wx/msw/gnuwin32/extra.h"
  45 #else
  46     #include <commctrl.h>
  47 #endif
  48
  49 #ifndef LVHT_ONITEM
  50     #define LVHT_ONITEM \
  51                 (LVHT_ONITEMICON | LVHT_ONITEMLABEL | LVHT_ONITEMSTATEICON)
  52 #endif
  53
  54 #ifndef LVM_SETEXTENDEDLISTVIEWSTYLE
  55     #define LVM_SETEXTENDEDLISTVIEWSTYLE 0x1054
  56 #endif
  57
  58 #ifndef LVS_EX_FULLROWSELECT
  59     #define LVS_EX_FULLROWSELECT 0x00000020
  60 #endif
  61
  62 // ----------------------------------------------------------------------------
  63 // private functions
  64 // ----------------------------------------------------------------------------
  65
  66 static void wxConvertToMSWListItem(const wxListCtrl *ctrl, wxListItem& info, LV_ITEM& tvItem);
  67 static void wxConvertFromMSWListItem(const wxListCtrl *ctrl, wxListItem& info, LV_ITEM& tvItem, HWND getFullInfo = 0);
  68
  69 // ----------------------------------------------------------------------------
  70 // macros
  71 // ----------------------------------------------------------------------------
  72
  73 IMPLEMENT_DYNAMIC_CLASS(wxListCtrl, wxControl)
  74 IMPLEMENT_DYNAMIC_CLASS(wxListItem, wxObject)
  75
  76 // ============================================================================
  77 // implementation
  78 // ============================================================================
  79
  80 // ----------------------------------------------------------------------------
  81 // wxListEvent
  82 // ----------------------------------------------------------------------------
  83
  84 void wxListEvent::CopyObject(wxObject& object_dest) const
  85 {
  86     wxListEvent *obj = (wxListEvent *)&object_dest;
  87
  88     wxNotifyEvent::CopyObject(object_dest);
  89
  90     obj->m_code = m_code;
  91     obj->m_itemIndex = m_itemIndex;
  92     obj->m_oldItemIndex = m_oldItemIndex;
  93     obj->m_col = m_col;
  94     obj->m_cancelled = m_cancelled;
  95     obj->m_pointDrag = m_pointDrag;
  96     obj->m_item.m_mask = m_item.m_mask;
  97     obj->m_item.m_itemId = m_item.m_itemId;
  98     obj->m_item.m_col = m_item.m_col;
  99     obj->m_item.m_state = m_item.m_state;
 100     obj->m_item.m_stateMask = m_item.m_stateMask;
 101     obj->m_item.m_text = m_item.m_text;
 102     obj->m_item.m_image = m_item.m_image;
 103     obj->m_item.m_data = m_item.m_data;
 104     obj->m_item.m_format = m_item.m_format;
 105     obj->m_item.m_width = m_item.m_width;
 106
 107     if ( m_item.HasAttributes() )
 108     {
 109         obj->m_item.SetTextColour(m_item.GetTextColour());
 110         obj->m_item.SetBackgroundColour(m_item.GetBackgroundColour());
 111         obj->m_item.SetFont(m_item.GetFont());
 112     }
 113 }
 114
 115 // ----------------------------------------------------------------------------
 116 // wxListCtrl construction
 117 // ----------------------------------------------------------------------------
 118
 119 void wxListCtrl::Init()
 120 {
 121     m_imageListNormal = NULL;
 122     m_imageListSmall = NULL;
 123     m_imageListState = NULL;
 124     m_baseStyle = 0;
 125     m_colCount = 0;
 126     m_textCtrl = NULL;
 127     m_hasAnyAttr = FALSE;
 128 }
 129
 130 bool wxListCtrl::Create(wxWindow *parent,
 131                         wxWindowID id,
 132                         const wxPoint& pos,
 133                         const wxSize& size,
 134                         long style,
 135                         const wxValidator& validator,
 136                         const wxString& name)
 137 {
 138 #if wxUSE_VALIDATORS
 139     SetValidator(validator);
 140 #endif // wxUSE_VALIDATORS
 141
 142     SetName(name);
 143
 144     int x = pos.x;
 145     int y = pos.y;
 146     int width = size.x;
 147     int height = size.y;
 148
 149     m_windowStyle = style;
 150
 151     SetParent(parent);
 152
 153     if (width <= 0)
 154         width = 100;
 155     if (height <= 0)
 156         height = 30;
 157     if (x < 0)
 158         x = 0;
 159     if (y < 0)
 160         y = 0;
 161
 162     m_windowId = (id == -1) ? NewControlId() : id;
 163
 164     DWORD wstyle = WS_VISIBLE | WS_CHILD | WS_TABSTOP |
 165                    LVS_SHAREIMAGELISTS | LVS_SHOWSELALWAYS;
 166     if ( wxStyleHasBorder(m_windowStyle) )
 167         wstyle |= WS_BORDER;
 168     m_baseStyle = wstyle;
 169
 170     if ( !DoCreateControl(x, y, width, height) )
 171         return FALSE;
 172
 173     if (parent)
 174         parent->AddChild(this);
 175
 176     return TRUE;
 177 }
 178
 179 bool wxListCtrl::DoCreateControl(int x, int y, int w, int h)
 180 {
 181     DWORD wstyle = m_baseStyle;
 182
 183     bool want3D;
 184     WXDWORD exStyle = Determine3DEffects(WS_EX_CLIENTEDGE, &want3D);
 185
 186     // Even with extended styles, need to combine with WS_BORDER
 187     // for them to look right.
 188     if ( want3D )
 189         wstyle |= WS_BORDER;
 190
 191     long oldStyle = 0; // Dummy
 192     wstyle |= ConvertToMSWStyle(oldStyle, m_windowStyle);
 193
 194     // Create the ListView control.
 195     m_hWnd = (WXHWND)CreateWindowEx(exStyle,
 196                                     WC_LISTVIEW,
 197                                     wxT(""),
 198                                     wstyle,
 199                                     x, y, w, h,
 200                                     GetWinHwnd(GetParent()),
 201                                     (HMENU)m_windowId,
 202                                     wxGetInstance(),
 203                                     NULL);
 204
 205     if ( !m_hWnd )
 206     {
 207         wxLogError(_("Can't create list control window, check "
 208                      "that comctl32.dll is installed."));
 209
 210         return FALSE;
 211     }
 212
 213     // for comctl32.dll v 4.70+ we want to have this attribute because it's
 214     // prettier (and also because wxGTK does it like this)
 215     if ( (wstyle & LVS_REPORT) && wxTheApp->GetComCtl32Version() >= 470 )
 216     {
 217         ::SendMessage(GetHwnd(), LVM_SETEXTENDEDLISTVIEWSTYLE,
 218                       0, LVS_EX_FULLROWSELECT);
 219     }
 220
 221     SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW));
 222     SetForegroundColour(GetParent()->GetForegroundColour());
 223
 224     SubclassWin(m_hWnd);
 225
 226     return TRUE;
 227 }
 228
 229 void wxListCtrl::UpdateStyle()
 230 {
 231     if ( GetHWND() )
 232     {
 233         // The new window view style
 234         long dummy;
 235         DWORD dwStyleNew = ConvertToMSWStyle(dummy, m_windowStyle);
 236         dwStyleNew |= m_baseStyle;
 237
 238         // Get the current window style.
 239         DWORD dwStyleOld = ::GetWindowLong(GetHwnd(), GWL_STYLE);
 240
 241         // Only set the window style if the view bits have changed.
 242         if ( dwStyleOld != dwStyleNew )
 243         {
 244             ::SetWindowLong(GetHwnd(), GWL_STYLE, dwStyleNew);
 245         }
 246     }
 247 }
 248
 249 void wxListCtrl::FreeAllAttrs(bool dontRecreate)
 250 {
 251     if ( m_hasAnyAttr )
 252     {
 253         for ( wxNode *node = m_attrs.Next(); node; node = m_attrs.Next() )
 254         {
 255             delete (wxListItemAttr *)node->Data();
 256         }
 257
 258         m_attrs.Destroy();
 259         if ( !dontRecreate )
 260         {
 261             m_attrs.Create(wxKEY_INTEGER, 1000);        // just as def ctor
 262         }
 263
 264         m_hasAnyAttr = FALSE;
 265     }
 266 }
 267
 268 wxListCtrl::~wxListCtrl()
 269 {
 270     FreeAllAttrs(TRUE /* no need to recreate hash any more */);
 271
 272     if ( m_textCtrl )
 273     {
 274         m_textCtrl->UnsubclassWin();
 275         m_textCtrl->SetHWND(0);
 276         delete m_textCtrl;
 277         m_textCtrl = NULL;
 278     }
 279 }
 280
 281 // ----------------------------------------------------------------------------
 282 // set/get/change style
 283 // ----------------------------------------------------------------------------
 284
 285 // Add or remove a single window style
 286 void wxListCtrl::SetSingleStyle(long style, bool add)
 287 {
 288     long flag = GetWindowStyleFlag();
 289
 290     // Get rid of conflicting styles
 291     if ( add )
 292     {
 293         if ( style & wxLC_MASK_TYPE)
 294             flag = flag & ~wxLC_MASK_TYPE;
 295         if ( style & wxLC_MASK_ALIGN )
 296             flag = flag & ~wxLC_MASK_ALIGN;
 297         if ( style & wxLC_MASK_SORT )
 298             flag = flag & ~wxLC_MASK_SORT;
 299     }
 300
 301     if ( flag & style )
 302     {
 303         if ( !add )
 304             flag -= style;
 305     }
 306     else
 307     {
 308         if ( add )
 309         {
 310             flag |= style;
 311         }
 312     }
 313
 314     m_windowStyle = flag;
 315
 316     UpdateStyle();
 317 }
 318
 319 // Set the whole window style
 320 void wxListCtrl::SetWindowStyleFlag(long flag)
 321 {
 322     m_windowStyle = flag;
 323
 324     UpdateStyle();
 325 }
 326
 327 // Can be just a single style, or a bitlist
 328 long wxListCtrl::ConvertToMSWStyle(long& oldStyle, long style) const
 329 {
 330     long wstyle = 0;
 331     if ( style & wxLC_ICON )
 332     {
 333         if ( (oldStyle & LVS_TYPEMASK) == LVS_SMALLICON )
 334             oldStyle -= LVS_SMALLICON;
 335         if ( (oldStyle & LVS_TYPEMASK) == LVS_REPORT )
 336             oldStyle -= LVS_REPORT;
 337         if ( (oldStyle & LVS_TYPEMASK) == LVS_LIST )
 338             oldStyle -= LVS_LIST;
 339         wstyle |= LVS_ICON;
 340     }
 341
 342     if ( style & wxLC_SMALL_ICON )
 343     {
 344         if ( (oldStyle & LVS_TYPEMASK) == LVS_ICON )
 345             oldStyle -= LVS_ICON;
 346         if ( (oldStyle & LVS_TYPEMASK) == LVS_REPORT )
 347             oldStyle -= LVS_REPORT;
 348         if ( (oldStyle & LVS_TYPEMASK) == LVS_LIST )
 349             oldStyle -= LVS_LIST;
 350         wstyle |= LVS_SMALLICON;
 351     }
 352
 353     if ( style & wxLC_LIST )
 354     {
 355         if ( (oldStyle & LVS_TYPEMASK) == LVS_ICON )
 356             oldStyle -= LVS_ICON;
 357         if ( (oldStyle & LVS_TYPEMASK) == LVS_REPORT )
 358             oldStyle -= LVS_REPORT;
 359         if ( (oldStyle & LVS_TYPEMASK) == LVS_SMALLICON )
 360             oldStyle -= LVS_SMALLICON;
 361         wstyle |= LVS_LIST;
 362     }
 363
 364     if ( style & wxLC_REPORT )
 365     {
 366         if ( (oldStyle & LVS_TYPEMASK) == LVS_ICON )
 367             oldStyle -= LVS_ICON;
 368         if ( (oldStyle & LVS_TYPEMASK) == LVS_LIST )
 369             oldStyle -= LVS_LIST;
 370         if ( (oldStyle & LVS_TYPEMASK) == LVS_SMALLICON )
 371             oldStyle -= LVS_SMALLICON;
 372
 373         wstyle |= LVS_REPORT;
 374     }
 375
 376     if ( style & wxLC_ALIGN_LEFT )
 377     {
 378         if ( oldStyle & LVS_ALIGNTOP )
 379             oldStyle -= LVS_ALIGNTOP;
 380         wstyle |= LVS_ALIGNLEFT;
 381     }
 382
 383     if ( style & wxLC_ALIGN_TOP )
 384     {
 385         if ( oldStyle & LVS_ALIGNLEFT )
 386             oldStyle -= LVS_ALIGNLEFT;
 387         wstyle |= LVS_ALIGNTOP;
 388     }
 389
 390     if ( style & wxLC_AUTOARRANGE )
 391         wstyle |= LVS_AUTOARRANGE;
 392
 393     // Apparently, no such style (documentation wrong?)
 394     /*
 395        if ( style & wxLC_BUTTON )
 396        wstyle |= LVS_BUTTON;
 397      */
 398
 399     if ( style & wxLC_NO_SORT_HEADER )
 400         wstyle |= LVS_NOSORTHEADER;
 401
 402     if ( style & wxLC_NO_HEADER )
 403         wstyle |= LVS_NOCOLUMNHEADER;
 404
 405     if ( style & wxLC_EDIT_LABELS )
 406         wstyle |= LVS_EDITLABELS;
 407
 408     if ( style & wxLC_SINGLE_SEL )
 409         wstyle |= LVS_SINGLESEL;
 410
 411     if ( style & wxLC_SORT_ASCENDING )
 412     {
 413         if ( oldStyle & LVS_SORTDESCENDING )
 414             oldStyle -= LVS_SORTDESCENDING;
 415         wstyle |= LVS_SORTASCENDING;
 416     }
 417
 418     if ( style & wxLC_SORT_DESCENDING )
 419     {
 420         if ( oldStyle & LVS_SORTASCENDING )
 421             oldStyle -= LVS_SORTASCENDING;
 422         wstyle |= LVS_SORTDESCENDING;
 423     }
 424
 425     return wstyle;
 426 }
 427
 428 // ----------------------------------------------------------------------------
 429 // accessors
 430 // ----------------------------------------------------------------------------
 431
 432 // Sets the foreground, i.e. text, colour
 433 bool wxListCtrl::SetForegroundColour(const wxColour& col)
 434 {
 435     if ( !wxWindow::SetForegroundColour(col) )
 436         return FALSE;
 437
 438     ListView_SetTextColor(GetHwnd(), wxColourToRGB(col));
 439
 440     return TRUE;
 441 }
 442
 443 // Sets the background colour
 444 bool wxListCtrl::SetBackgroundColour(const wxColour& col)
 445 {
 446     if ( !wxWindow::SetBackgroundColour(col) )
 447         return FALSE;
 448
 449     // we set the same colour for both the "empty" background and the items
 450     // background
 451     COLORREF color = wxColourToRGB(col);
 452     ListView_SetBkColor(GetHwnd(), color);
 453     ListView_SetTextBkColor(GetHwnd(), color);
 454
 455     return TRUE;
 456 }
 457
 458 // Gets information about this column
 459 bool wxListCtrl::GetColumn(int col, wxListItem& item) const
 460 {
 461     LV_COLUMN lvCol;
 462     lvCol.mask = 0;
 463     lvCol.fmt = 0;
 464     lvCol.pszText = NULL;
 465
 466     if ( item.m_mask & wxLIST_MASK_TEXT )
 467     {
 468         lvCol.mask |= LVCF_TEXT;
 469         lvCol.pszText = new wxChar[513];
 470         lvCol.cchTextMax = 512;
 471     }
 472
 473     bool success = (ListView_GetColumn(GetHwnd(), col, & lvCol) != 0);
 474
 475     //  item.m_subItem = lvCol.iSubItem;
 476     item.m_width = lvCol.cx;
 477
 478     if ( (item.m_mask & wxLIST_MASK_TEXT) && lvCol.pszText )
 479     {
 480         item.m_text = lvCol.pszText;
 481         delete[] lvCol.pszText;
 482     }
 483
 484     if ( item.m_mask & wxLIST_MASK_FORMAT )
 485     {
 486         if (lvCol.fmt == LVCFMT_LEFT)
 487             item.m_format = wxLIST_FORMAT_LEFT;
 488         else if (lvCol.fmt == LVCFMT_RIGHT)
 489             item.m_format = wxLIST_FORMAT_RIGHT;
 490         else if (lvCol.fmt == LVCFMT_CENTER)
 491             item.m_format = wxLIST_FORMAT_CENTRE;
 492     }
 493
 494     return success;
 495 }
 496
 497 // Sets information about this column
 498 bool wxListCtrl::SetColumn(int col, wxListItem& item)
 499 {
 500     LV_COLUMN lvCol;
 501     lvCol.mask = 0;
 502     lvCol.fmt = 0;
 503     lvCol.pszText = NULL;
 504
 505     if ( item.m_mask & wxLIST_MASK_TEXT )
 506     {
 507         lvCol.mask |= LVCF_TEXT;
 508         lvCol.pszText = WXSTRINGCAST item.m_text;
 509         lvCol.cchTextMax = 0; // Ignored
 510     }
 511     if ( item.m_mask & wxLIST_MASK_FORMAT )
 512     {
 513         lvCol.mask |= LVCF_FMT;
 514
 515         if ( item.m_format == wxLIST_FORMAT_LEFT )
 516             lvCol.fmt = LVCFMT_LEFT;
 517         if ( item.m_format == wxLIST_FORMAT_RIGHT )
 518             lvCol.fmt = LVCFMT_RIGHT;
 519         if ( item.m_format == wxLIST_FORMAT_CENTRE )
 520             lvCol.fmt = LVCFMT_CENTER;
 521     }
 522
 523     if ( item.m_mask & wxLIST_MASK_WIDTH )
 524     {
 525         lvCol.mask |= LVCF_WIDTH;
 526         lvCol.cx = item.m_width;
 527
 528         if ( lvCol.cx == wxLIST_AUTOSIZE)
 529             lvCol.cx = LVSCW_AUTOSIZE;
 530         else if ( lvCol.cx == wxLIST_AUTOSIZE_USEHEADER)
 531             lvCol.cx = LVSCW_AUTOSIZE_USEHEADER;
 532     }
 533     lvCol.mask |= LVCF_SUBITEM;
 534     lvCol.iSubItem = col;
 535     return (ListView_SetColumn(GetHwnd(), col, & lvCol) != 0);
 536 }
 537
 538 // Gets the column width
 539 int wxListCtrl::GetColumnWidth(int col) const
 540 {
 541     return ListView_GetColumnWidth(GetHwnd(), col);
 542 }
 543
 544 // Sets the column width
 545 bool wxListCtrl::SetColumnWidth(int col, int width)
 546 {
 547     int col2 = col;
 548     if ( m_windowStyle & wxLC_LIST )
 549         col2 = -1;
 550
 551     int width2 = width;
 552     if ( width2 == wxLIST_AUTOSIZE)
 553         width2 = LVSCW_AUTOSIZE;
 554     else if ( width2 == wxLIST_AUTOSIZE_USEHEADER)
 555         width2 = LVSCW_AUTOSIZE_USEHEADER;
 556
 557     return (ListView_SetColumnWidth(GetHwnd(), col2, width2) != 0);
 558 }
 559
 560 // Gets the number of items that can fit vertically in the
 561 // visible area of the list control (list or report view)
 562 // or the total number of items in the list control (icon
 563 // or small icon view)
 564 int wxListCtrl::GetCountPerPage() const
 565 {
 566     return ListView_GetCountPerPage(GetHwnd());
 567 }
 568
 569 // Gets the edit control for editing labels.
 570 wxTextCtrl* wxListCtrl::GetEditControl() const
 571 {
 572     return m_textCtrl;
 573 }
 574
 575 // Gets information about the item
 576 bool wxListCtrl::GetItem(wxListItem& info) const
 577 {
 578     LV_ITEM lvItem;
 579     wxZeroMemory(lvItem);
 580
 581     lvItem.iItem = info.m_itemId;
 582     lvItem.iSubItem = info.m_col;
 583
 584     if ( info.m_mask & wxLIST_MASK_TEXT )
 585     {
 586         lvItem.mask |= LVIF_TEXT;
 587         lvItem.pszText = new wxChar[513];
 588         lvItem.cchTextMax = 512;
 589     }
 590     else
 591     {
 592         lvItem.pszText = NULL;
 593     }
 594
 595     if (info.m_mask & wxLIST_MASK_DATA)
 596         lvItem.mask |= LVIF_PARAM;
 597
 598     if ( info.m_mask & wxLIST_MASK_STATE )
 599     {
 600         lvItem.mask |= LVIF_STATE;
 601         // the other bits are hardly interesting anyhow
 602         lvItem.stateMask = LVIS_SELECTED | LVIS_FOCUSED;
 603     }
 604
 605     bool success = ListView_GetItem((HWND)GetHWND(), &lvItem) != 0;
 606     if ( !success )
 607     {
 608         wxLogError(_("Couldn't retrieve information about list control item %d."),
 609                 lvItem.iItem);
 610     }
 611     else
 612     {
 613         wxConvertFromMSWListItem(this, info, lvItem);
 614     }
 615
 616     if (lvItem.pszText)
 617         delete[] lvItem.pszText;
 618
 619     return success;
 620 }
 621
 622 // Sets information about the item
 623 bool wxListCtrl::SetItem(wxListItem& info)
 624 {
 625     LV_ITEM item;
 626     wxConvertToMSWListItem(this, info, item);
 627
 628     // check whether it has any custom attributes
 629     if ( info.HasAttributes() )
 630     {
 631         m_attrs.Put(item.iItem, (wxObject *)new wxListItemAttr(*info.GetAttributes()));
 632
 633         m_hasAnyAttr = TRUE;
 634     }
 635
 636     item.cchTextMax = 0;
 637     bool ok = ListView_SetItem(GetHwnd(), &item) != 0;
 638     if ( ok && (info.m_mask & wxLIST_MASK_IMAGE) )
 639     {
 640         // make the change visible
 641         ListView_Update(GetHwnd(), item.iItem);
 642     }
 643
 644     return ok;
 645 }
 646
 647 long wxListCtrl::SetItem(long index, int col, const wxString& label, int imageId)
 648 {
 649     wxListItem info;
 650     info.m_text = label;
 651     info.m_mask = wxLIST_MASK_TEXT;
 652     info.m_itemId = index;
 653     info.m_col = col;
 654     if ( imageId > -1 )
 655     {
 656         info.m_image = imageId;
 657         info.m_mask |= wxLIST_MASK_IMAGE;
 658     }
 659     return SetItem(info);
 660 }
 661
 662
 663 // Gets the item state
 664 int wxListCtrl::GetItemState(long item, long stateMask) const
 665 {
 666     wxListItem info;
 667
 668     info.m_mask = wxLIST_MASK_STATE;
 669     info.m_stateMask = stateMask;
 670     info.m_itemId = item;
 671
 672     if (!GetItem(info))
 673         return 0;
 674
 675     return info.m_state;
 676 }
 677
 678 // Sets the item state
 679 bool wxListCtrl::SetItemState(long item, long state, long stateMask)
 680 {
 681     wxListItem info;
 682
 683     info.m_mask = wxLIST_MASK_STATE;
 684     info.m_state = state;
 685     info.m_stateMask = stateMask;
 686     info.m_itemId = item;
 687
 688     return SetItem(info);
 689 }
 690
 691 // Sets the item image
 692 bool wxListCtrl::SetItemImage(long item, int image, int selImage)
 693 {
 694     wxListItem info;
 695
 696     info.m_mask = wxLIST_MASK_IMAGE;
 697     info.m_image = image;
 698     info.m_itemId = item;
 699
 700     return SetItem(info);
 701 }
 702
 703 // Gets the item text
 704 wxString wxListCtrl::GetItemText(long item) const
 705 {
 706     wxListItem info;
 707
 708     info.m_mask = wxLIST_MASK_TEXT;
 709     info.m_itemId = item;
 710
 711     if (!GetItem(info))
 712         return wxString("");
 713     return info.m_text;
 714 }
 715
 716 // Sets the item text
 717 void wxListCtrl::SetItemText(long item, const wxString& str)
 718 {
 719     wxListItem info;
 720
 721     info.m_mask = wxLIST_MASK_TEXT;
 722     info.m_itemId = item;
 723     info.m_text = str;
 724
 725     SetItem(info);
 726 }
 727
 728 // Gets the item data
 729 long wxListCtrl::GetItemData(long item) const
 730 {
 731     wxListItem info;
 732
 733     info.m_mask = wxLIST_MASK_DATA;
 734     info.m_itemId = item;
 735
 736     if (!GetItem(info))
 737         return 0;
 738     return info.m_data;
 739 }
 740
 741 // Sets the item data
 742 bool wxListCtrl::SetItemData(long item, long data)
 743 {
 744     wxListItem info;
 745
 746     info.m_mask = wxLIST_MASK_DATA;
 747     info.m_itemId = item;
 748     info.m_data = data;
 749
 750     return SetItem(info);
 751 }
 752
 753 // Gets the item rectangle
 754 bool wxListCtrl::GetItemRect(long item, wxRect& rect, int code) const
 755 {
 756     RECT rect2;
 757
 758     int code2 = LVIR_BOUNDS;
 759     if ( code == wxLIST_RECT_BOUNDS )
 760         code2 = LVIR_BOUNDS;
 761     else if ( code == wxLIST_RECT_ICON )
 762         code2 = LVIR_ICON;
 763     else if ( code == wxLIST_RECT_LABEL )
 764         code2 = LVIR_LABEL;
 765
 766 #ifdef __WXWINE__
 767     bool success = (ListView_GetItemRect(GetHwnd(), (int) item, &rect2 ) != 0);
 768 #else
 769     bool success = (ListView_GetItemRect(GetHwnd(), (int) item, &rect2, code2) != 0);
 770 #endif
 771
 772     rect.x = rect2.left;
 773     rect.y = rect2.top;
 774     rect.width = rect2.right - rect2.left;
 775     rect.height = rect2.bottom - rect2.left;
 776     return success;
 777 }
 778
 779 // Gets the item position
 780 bool wxListCtrl::GetItemPosition(long item, wxPoint& pos) const
 781 {
 782     POINT pt;
 783
 784     bool success = (ListView_GetItemPosition(GetHwnd(), (int) item, &pt) != 0);
 785
 786     pos.x = pt.x; pos.y = pt.y;
 787     return success;
 788 }
 789
 790 // Sets the item position.
 791 bool wxListCtrl::SetItemPosition(long item, const wxPoint& pos)
 792 {
 793     return (ListView_SetItemPosition(GetHwnd(), (int) item, pos.x, pos.y) != 0);
 794 }
 795
 796 // Gets the number of items in the list control
 797 int wxListCtrl::GetItemCount() const
 798 {
 799     return ListView_GetItemCount(GetHwnd());
 800 }
 801
 802 // Retrieves the spacing between icons in pixels.
 803 // If small is TRUE, gets the spacing for the small icon
 804 // view, otherwise the large icon view.
 805 int wxListCtrl::GetItemSpacing(bool isSmall) const
 806 {
 807     return ListView_GetItemSpacing(GetHwnd(), (BOOL) isSmall);
 808 }
 809
 810 // Gets the number of selected items in the list control
 811 int wxListCtrl::GetSelectedItemCount() const
 812 {
 813     return ListView_GetSelectedCount(GetHwnd());
 814 }
 815
 816 // Gets the text colour of the listview
 817 wxColour wxListCtrl::GetTextColour() const
 818 {
 819     COLORREF ref = ListView_GetTextColor(GetHwnd());
 820     wxColour col(GetRValue(ref), GetGValue(ref), GetBValue(ref));
 821     return col;
 822 }
 823
 824 // Sets the text colour of the listview
 825 void wxListCtrl::SetTextColour(const wxColour& col)
 826 {
 827     ListView_SetTextColor(GetHwnd(), PALETTERGB(col.Red(), col.Green(), col.Blue()));
 828 }
 829
 830 // Gets the index of the topmost visible item when in
 831 // list or report view
 832 long wxListCtrl::GetTopItem() const
 833 {
 834     return (long) ListView_GetTopIndex(GetHwnd());
 835 }
 836
 837 // Searches for an item, starting from 'item'.
 838 // 'geometry' is one of
 839 // wxLIST_NEXT_ABOVE/ALL/BELOW/LEFT/RIGHT.
 840 // 'state' is a state bit flag, one or more of
 841 // wxLIST_STATE_DROPHILITED/FOCUSED/SELECTED/CUT.
 842 // item can be -1 to find the first item that matches the
 843 // specified flags.
 844 // Returns the item or -1 if unsuccessful.
 845 long wxListCtrl::GetNextItem(long item, int geom, int state) const
 846 {
 847     long flags = 0;
 848
 849     if ( geom == wxLIST_NEXT_ABOVE )
 850         flags |= LVNI_ABOVE;
 851     if ( geom == wxLIST_NEXT_ALL )
 852         flags |= LVNI_ALL;
 853     if ( geom == wxLIST_NEXT_BELOW )
 854         flags |= LVNI_BELOW;
 855     if ( geom == wxLIST_NEXT_LEFT )
 856         flags |= LVNI_TOLEFT;
 857     if ( geom == wxLIST_NEXT_RIGHT )
 858         flags |= LVNI_TORIGHT;
 859
 860     if ( state & wxLIST_STATE_CUT )
 861         flags |= LVNI_CUT;
 862     if ( state & wxLIST_STATE_DROPHILITED )
 863         flags |= LVNI_DROPHILITED;
 864     if ( state & wxLIST_STATE_FOCUSED )
 865         flags |= LVNI_FOCUSED;
 866     if ( state & wxLIST_STATE_SELECTED )
 867         flags |= LVNI_SELECTED;
 868
 869     return (long) ListView_GetNextItem(GetHwnd(), item, flags);
 870 }
 871
 872
 873 wxImageList *wxListCtrl::GetImageList(int which) const
 874 {
 875     if ( which == wxIMAGE_LIST_NORMAL )
 876     {
 877         return m_imageListNormal;
 878     }
 879     else if ( which == wxIMAGE_LIST_SMALL )
 880     {
 881         return m_imageListSmall;
 882     }
 883     else if ( which == wxIMAGE_LIST_STATE )
 884     {
 885         return m_imageListState;
 886     }
 887     return NULL;
 888 }
 889
 890 void wxListCtrl::SetImageList(wxImageList *imageList, int which)
 891 {
 892     int flags = 0;
 893     if ( which == wxIMAGE_LIST_NORMAL )
 894     {
 895         flags = LVSIL_NORMAL;
 896         m_imageListNormal = imageList;
 897     }
 898     else if ( which == wxIMAGE_LIST_SMALL )
 899     {
 900         flags = LVSIL_SMALL;
 901         m_imageListSmall = imageList;
 902     }
 903     else if ( which == wxIMAGE_LIST_STATE )
 904     {
 905         flags = LVSIL_STATE;
 906         m_imageListState = imageList;
 907     }
 908     ListView_SetImageList(GetHwnd(), (HIMAGELIST) imageList ? imageList->GetHIMAGELIST() : 0, flags);
 909 }
 910
 911 // ----------------------------------------------------------------------------
 912 // Operations
 913 // ----------------------------------------------------------------------------
 914
 915 // Arranges the items
 916 bool wxListCtrl::Arrange(int flag)
 917 {
 918     UINT code = 0;
 919     if ( flag == wxLIST_ALIGN_LEFT )
 920         code = LVA_ALIGNLEFT;
 921     else if ( flag == wxLIST_ALIGN_TOP )
 922         code = LVA_ALIGNTOP;
 923     else if ( flag == wxLIST_ALIGN_DEFAULT )
 924         code = LVA_DEFAULT;
 925     else if ( flag == wxLIST_ALIGN_SNAP_TO_GRID )
 926         code = LVA_SNAPTOGRID;
 927
 928     return (ListView_Arrange(GetHwnd(), code) != 0);
 929 }
 930
 931 // Deletes an item
 932 bool wxListCtrl::DeleteItem(long item)
 933 {
 934     return (ListView_DeleteItem(GetHwnd(), (int) item) != 0);
 935 }
 936
 937 // Deletes all items
 938 bool wxListCtrl::DeleteAllItems()
 939 {
 940     return (ListView_DeleteAllItems(GetHwnd()) != 0);
 941 }
 942
 943 // Deletes all items
 944 bool wxListCtrl::DeleteAllColumns()
 945 {
 946     while ( m_colCount > 0 )
 947     {
 948         if ( ListView_DeleteColumn(GetHwnd(), 0) == 0 )
 949         {
 950             wxLogLastError("ListView_DeleteColumn");
 951
 952             return FALSE;
 953         }
 954
 955         m_colCount--;
 956     }
 957
 958     wxASSERT_MSG( m_colCount == 0, wxT("no columns should be left") );
 959
 960     return TRUE;
 961 }
 962
 963 // Deletes a column
 964 bool wxListCtrl::DeleteColumn(int col)
 965 {
 966     bool success = (ListView_DeleteColumn(GetHwnd(), col) != 0);
 967
 968     if ( success && (m_colCount > 0) )
 969         m_colCount --;
 970     return success;
 971 }
 972
 973 // Clears items, and columns if there are any.
 974 void wxListCtrl::ClearAll()
 975 {
 976     DeleteAllItems();
 977     if ( m_colCount > 0 )
 978         DeleteAllColumns();
 979 }
 980
 981 wxTextCtrl* wxListCtrl::EditLabel(long item, wxClassInfo* textControlClass)
 982 {
 983     wxASSERT( (textControlClass->IsKindOf(CLASSINFO(wxTextCtrl))) );
 984
 985     HWND hWnd = (HWND) ListView_EditLabel(GetHwnd(), item);
 986
 987     if (m_textCtrl)
 988     {
 989         m_textCtrl->UnsubclassWin();
 990         m_textCtrl->SetHWND(0);
 991         delete m_textCtrl;
 992         m_textCtrl = NULL;
 993     }
 994
 995     m_textCtrl = (wxTextCtrl*) textControlClass->CreateObject();
 996     m_textCtrl->SetHWND((WXHWND) hWnd);
 997     m_textCtrl->SubclassWin((WXHWND) hWnd);
 998
 999     return m_textCtrl;
1000 }
1001
1002 // End label editing, optionally cancelling the edit
1003 bool wxListCtrl::EndEditLabel(bool cancel)
1004 {
1005     wxFAIL;
1006
1007     /* I don't know how to implement this: there's no such macro as ListView_EndEditLabelNow.
1008      * ???
1009      bool success = (ListView_EndEditLabelNow(GetHwnd(), cancel) != 0);
1010
1011      if (m_textCtrl)
1012      {
1013      m_textCtrl->UnsubclassWin();
1014      m_textCtrl->SetHWND(0);
1015      delete m_textCtrl;
1016      m_textCtrl = NULL;
1017      }
1018      return success;
1019      */
1020     return FALSE;
1021 }
1022
1023
1024 // Ensures this item is visible
1025 bool wxListCtrl::EnsureVisible(long item)
1026 {
1027     return (ListView_EnsureVisible(GetHwnd(), (int) item, FALSE) != 0);
1028 }
1029
1030 // Find an item whose label matches this string, starting from the item after 'start'
1031 // or the beginning if 'start' is -1.
1032 long wxListCtrl::FindItem(long start, const wxString& str, bool partial)
1033 {
1034     LV_FINDINFO findInfo;
1035
1036     findInfo.flags = LVFI_STRING;
1037     if ( partial )
1038         findInfo.flags |= LVFI_STRING;
1039     findInfo.psz = WXSTRINGCAST str;
1040
1041     return ListView_FindItem(GetHwnd(), (int) start, & findInfo);
1042 }
1043
1044 // Find an item whose data matches this data, starting from the item after 'start'
1045 // or the beginning if 'start' is -1.
1046 long wxListCtrl::FindItem(long start, long data)
1047 {
1048     LV_FINDINFO findInfo;
1049
1050     findInfo.flags = LVFI_PARAM;
1051     findInfo.lParam = data;
1052
1053     return ListView_FindItem(GetHwnd(), (int) start, & findInfo);
1054 }
1055
1056 // Find an item nearest this position in the specified direction, starting from
1057 // the item after 'start' or the beginning if 'start' is -1.
1058 long wxListCtrl::FindItem(long start, const wxPoint& pt, int direction)
1059 {
1060     LV_FINDINFO findInfo;
1061
1062     findInfo.flags = LVFI_NEARESTXY;
1063     findInfo.pt.x = pt.x;
1064     findInfo.pt.y = pt.y;
1065     findInfo.vkDirection = VK_RIGHT;
1066
1067     if ( direction == wxLIST_FIND_UP )
1068         findInfo.vkDirection = VK_UP;
1069     else if ( direction == wxLIST_FIND_DOWN )
1070         findInfo.vkDirection = VK_DOWN;
1071     else if ( direction == wxLIST_FIND_LEFT )
1072         findInfo.vkDirection = VK_LEFT;
1073     else if ( direction == wxLIST_FIND_RIGHT )
1074         findInfo.vkDirection = VK_RIGHT;
1075
1076     return ListView_FindItem(GetHwnd(), (int) start, & findInfo);
1077 }
1078
1079 // Determines which item (if any) is at the specified point,
1080 // giving details in 'flags' (see wxLIST_HITTEST_... flags above)
1081 long wxListCtrl::HitTest(const wxPoint& point, int& flags)
1082 {
1083     LV_HITTESTINFO hitTestInfo;
1084     hitTestInfo.pt.x = (int) point.x;
1085     hitTestInfo.pt.y = (int) point.y;
1086
1087     ListView_HitTest(GetHwnd(), & hitTestInfo);
1088
1089     flags = 0;
1090     if ( hitTestInfo.flags & LVHT_ABOVE )
1091         flags |= wxLIST_HITTEST_ABOVE;
1092     if ( hitTestInfo.flags & LVHT_BELOW )
1093         flags |= wxLIST_HITTEST_BELOW;
1094     if ( hitTestInfo.flags & LVHT_NOWHERE )
1095         flags |= wxLIST_HITTEST_NOWHERE;
1096     if ( hitTestInfo.flags & LVHT_ONITEMICON )
1097         flags |= wxLIST_HITTEST_ONITEMICON;
1098     if ( hitTestInfo.flags & LVHT_ONITEMLABEL )
1099         flags |= wxLIST_HITTEST_ONITEMLABEL;
1100     if ( hitTestInfo.flags & LVHT_ONITEMSTATEICON )
1101         flags |= wxLIST_HITTEST_ONITEMSTATEICON;
1102     if ( hitTestInfo.flags & LVHT_TOLEFT )
1103         flags |= wxLIST_HITTEST_TOLEFT;
1104     if ( hitTestInfo.flags & LVHT_TORIGHT )
1105         flags |= wxLIST_HITTEST_TORIGHT;
1106
1107     return (long) hitTestInfo.iItem;
1108 }
1109
1110 // Inserts an item, returning the index of the new item if successful,
1111 // -1 otherwise.
1112 long wxListCtrl::InsertItem(wxListItem& info)
1113 {
1114     LV_ITEM item;
1115     wxConvertToMSWListItem(this, info, item);
1116
1117     // check whether it has any custom attributes
1118     if ( info.HasAttributes() )
1119     {
1120         m_attrs.Put(item.iItem, (wxObject *)new wxListItemAttr(*info.GetAttributes()));
1121
1122         m_hasAnyAttr = TRUE;
1123     }
1124
1125     return (long) ListView_InsertItem(GetHwnd(), & item);
1126 }
1127
1128 long wxListCtrl::InsertItem(long index, const wxString& label)
1129 {
1130     wxListItem info;
1131     info.m_text = label;
1132     info.m_mask = wxLIST_MASK_TEXT;
1133     info.m_itemId = index;
1134     return InsertItem(info);
1135 }
1136
1137 // Inserts an image item
1138 long wxListCtrl::InsertItem(long index, int imageIndex)
1139 {
1140     wxListItem info;
1141     info.m_image = imageIndex;
1142     info.m_mask = wxLIST_MASK_IMAGE;
1143     info.m_itemId = index;
1144     return InsertItem(info);
1145 }
1146
1147 // Inserts an image/string item
1148 long wxListCtrl::InsertItem(long index, const wxString& label, int imageIndex)
1149 {
1150     wxListItem info;
1151     info.m_image = imageIndex;
1152     info.m_text = label;
1153     info.m_mask = wxLIST_MASK_IMAGE | wxLIST_MASK_TEXT;
1154     info.m_itemId = index;
1155     return InsertItem(info);
1156 }
1157
1158 // For list view mode (only), inserts a column.
1159 long wxListCtrl::InsertColumn(long col, wxListItem& item)
1160 {
1161     LV_COLUMN lvCol;
1162     lvCol.mask = 0;
1163     lvCol.fmt = 0;
1164     lvCol.pszText = NULL;
1165
1166     if ( item.m_mask & wxLIST_MASK_TEXT )
1167     {
1168         lvCol.mask |= LVCF_TEXT;
1169         lvCol.pszText = WXSTRINGCAST item.m_text;
1170         lvCol.cchTextMax = 0; // Ignored
1171     }
1172     if ( item.m_mask & wxLIST_MASK_FORMAT )
1173     {
1174         lvCol.mask |= LVCF_FMT;
1175
1176         if ( item.m_format == wxLIST_FORMAT_LEFT )
1177             lvCol.fmt = LVCFMT_LEFT;
1178         if ( item.m_format == wxLIST_FORMAT_RIGHT )
1179             lvCol.fmt = LVCFMT_RIGHT;
1180         if ( item.m_format == wxLIST_FORMAT_CENTRE )
1181             lvCol.fmt = LVCFMT_CENTER;
1182     }
1183
1184     lvCol.mask |= LVCF_WIDTH;
1185     if ( item.m_mask & wxLIST_MASK_WIDTH )
1186     {
1187         if ( item.m_width == wxLIST_AUTOSIZE)
1188             lvCol.cx = LVSCW_AUTOSIZE;
1189         else if ( item.m_width == wxLIST_AUTOSIZE_USEHEADER)
1190             lvCol.cx = LVSCW_AUTOSIZE_USEHEADER;
1191         else
1192             lvCol.cx = item.m_width;
1193     }
1194     else
1195     {
1196         // always give some width to the new column: this one is compatible
1197         // with wxGTK
1198         lvCol.cx = 80;
1199     }
1200
1201     lvCol.mask |= LVCF_SUBITEM;
1202     lvCol.iSubItem = col;
1203
1204     bool success = ListView_InsertColumn(GetHwnd(), col, & lvCol) != -1;
1205     if ( success )
1206     {
1207         m_colCount++;
1208     }
1209     else
1210     {
1211         wxLogDebug(wxT("Failed to insert the column '%s' into listview!"),
1212                    lvCol.pszText);
1213     }
1214
1215     return success;
1216 }
1217
1218 long wxListCtrl::InsertColumn(long col,
1219                               const wxString& heading,
1220                               int format,
1221                               int width)
1222 {
1223     wxListItem item;
1224     item.m_mask = wxLIST_MASK_TEXT | wxLIST_MASK_FORMAT;
1225     item.m_text = heading;
1226     if ( width > -1 )
1227     {
1228         item.m_mask |= wxLIST_MASK_WIDTH;
1229         item.m_width = width;
1230     }
1231     item.m_format = format;
1232
1233     return InsertColumn(col, item);
1234 }
1235
1236 // Scrolls the list control. If in icon, small icon or report view mode,
1237 // x specifies the number of pixels to scroll. If in list view mode, x
1238 // specifies the number of columns to scroll.
1239 // If in icon, small icon or list view mode, y specifies the number of pixels
1240 // to scroll. If in report view mode, y specifies the number of lines to scroll.
1241 bool wxListCtrl::ScrollList(int dx, int dy)
1242 {
1243     return (ListView_Scroll(GetHwnd(), dx, dy) != 0);
1244 }
1245
1246 // Sort items.
1247
1248 // fn is a function which takes 3 long arguments: item1, item2, data.
1249 // item1 is the long data associated with a first item (NOT the index).
1250 // item2 is the long data associated with a second item (NOT the index).
1251 // data is the same value as passed to SortItems.
1252 // The return value is a negative number if the first item should precede the second
1253 // item, a positive number of the second item should precede the first,
1254 // or zero if the two items are equivalent.
1255
1256 // data is arbitrary data to be passed to the sort function.
1257 bool wxListCtrl::SortItems(wxListCtrlCompare fn, long data)
1258 {
1259     return (ListView_SortItems(GetHwnd(), (PFNLVCOMPARE) fn, data) != 0);
1260 }
1261
1262 // ----------------------------------------------------------------------------
1263 // message processing
1264 // ----------------------------------------------------------------------------
1265
1266 bool wxListCtrl::MSWCommand(WXUINT cmd, WXWORD id)
1267 {
1268     if (cmd == EN_UPDATE)
1269     {
1270         wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, id);
1271         event.SetEventObject( this );
1272         ProcessCommand(event);
1273         return TRUE;
1274     }
1275     else if (cmd == EN_KILLFOCUS)
1276     {
1277         wxCommandEvent event(wxEVT_KILL_FOCUS, id);
1278         event.SetEventObject( this );
1279         ProcessCommand(event);
1280         return TRUE;
1281     }
1282     else
1283         return FALSE;
1284 }
1285
1286 bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
1287 {
1288     // prepare the event
1289     // -----------------
1290
1291     wxListEvent event(wxEVT_NULL, m_windowId);
1292     wxEventType eventType = wxEVT_NULL;
1293
1294     NMHDR *nmhdr = (NMHDR *)lParam;
1295
1296     // almost all messages use NM_LISTVIEW
1297     NM_LISTVIEW *nmLV = (NM_LISTVIEW *)nmhdr;
1298
1299     // this is true for almost all events
1300     event.m_item.m_data = nmLV->lParam;
1301
1302     switch ( nmhdr->code )
1303     {
1304         case LVN_BEGINRDRAG:
1305             eventType = wxEVT_COMMAND_LIST_BEGIN_RDRAG;
1306             // fall through
1307
1308         case LVN_BEGINDRAG:
1309             if ( eventType == wxEVT_NULL )
1310             {
1311                 eventType = wxEVT_COMMAND_LIST_BEGIN_DRAG;
1312             }
1313
1314             event.m_itemIndex = nmLV->iItem;
1315             event.m_pointDrag.x = nmLV->ptAction.x;
1316             event.m_pointDrag.y = nmLV->ptAction.y;
1317             break;
1318
1319         case LVN_BEGINLABELEDIT:
1320             {
1321                 eventType = wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT;
1322                 LV_DISPINFO *info = (LV_DISPINFO *)lParam;
1323                 wxConvertFromMSWListItem(this, event.m_item, info->item, GetHwnd());
1324             }
1325             break;
1326
1327         case LVN_COLUMNCLICK:
1328             eventType = wxEVT_COMMAND_LIST_COL_CLICK;
1329             event.m_itemIndex = -1;
1330             event.m_col = nmLV->iSubItem;
1331             break;
1332
1333         case LVN_DELETEALLITEMS:
1334             eventType = wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS;
1335             event.m_itemIndex = -1;
1336
1337             FreeAllAttrs();
1338
1339             break;
1340
1341         case LVN_DELETEITEM:
1342             eventType = wxEVT_COMMAND_LIST_DELETE_ITEM;
1343             event.m_itemIndex = nmLV->iItem;
1344
1345             if ( m_hasAnyAttr )
1346             {
1347                 delete (wxListItemAttr *)m_attrs.Delete(nmLV->iItem);
1348             }
1349             break;
1350
1351         case LVN_ENDLABELEDIT:
1352             {
1353                 eventType = wxEVT_COMMAND_LIST_END_LABEL_EDIT;
1354                 LV_DISPINFO *info = (LV_DISPINFO *)lParam;
1355                 wxConvertFromMSWListItem(this, event.m_item, info->item);
1356                 if ( info->item.pszText == NULL || info->item.iItem == -1 )
1357                     return FALSE;
1358             }
1359             break;
1360
1361         case LVN_SETDISPINFO:
1362             {
1363                 eventType = wxEVT_COMMAND_LIST_SET_INFO;
1364                 LV_DISPINFO *info = (LV_DISPINFO *)lParam;
1365                 wxConvertFromMSWListItem(this, event.m_item, info->item, GetHwnd());
1366             }
1367             break;
1368
1369         case LVN_GETDISPINFO:
1370                 // this provokes stack overflow: indeed, wxConvertFromMSWListItem()
1371                 // sends us WM_NOTIFY! As it doesn't do anything for now, just leave
1372                 // it out.
1373 #if 0
1374             {
1375                 // TODO: some text buffering here, I think
1376                 // TODO: API for getting Windows to retrieve values
1377                 // on demand.
1378                 eventType = wxEVT_COMMAND_LIST_GET_INFO;
1379                 LV_DISPINFO *info = (LV_DISPINFO *)lParam;
1380                 wxConvertFromMSWListItem(this, event.m_item, info->item, GetHwnd());
1381                 break;
1382             }
1383 #endif // 0
1384                 return FALSE;
1385
1386
1387         case LVN_INSERTITEM:
1388             eventType = wxEVT_COMMAND_LIST_INSERT_ITEM;
1389             event.m_itemIndex = nmLV->iItem;
1390             break;
1391
1392         case LVN_ITEMCHANGED:
1393             // This needs to be sent to wxListCtrl as a rather more concrete
1394             // event. For now, just detect a selection or deselection.
1395             if ( (nmLV->uNewState & LVIS_SELECTED) && !(nmLV->uOldState & LVIS_SELECTED) )
1396             {
1397                 eventType = wxEVT_COMMAND_LIST_ITEM_SELECTED;
1398                 event.m_itemIndex = nmLV->iItem;
1399             }
1400             else if ( !(nmLV->uNewState & LVIS_SELECTED) && (nmLV->uOldState & LVIS_SELECTED) )
1401             {
1402                 eventType = wxEVT_COMMAND_LIST_ITEM_DESELECTED;
1403                 event.m_itemIndex = nmLV->iItem;
1404             }
1405             else
1406             {
1407                 return FALSE;
1408             }
1409             break;
1410
1411         case LVN_KEYDOWN:
1412             {
1413                 LV_KEYDOWN *info = (LV_KEYDOWN *)lParam;
1414                 WORD wVKey = info->wVKey;
1415
1416                 // get the current selection
1417                 long lItem = GetNextItem(-1,
1418                                          wxLIST_NEXT_ALL,
1419                                          wxLIST_STATE_SELECTED);
1420
1421                 // <Enter> or <Space> activate the selected item if any
1422                 if ( lItem != -1 && (wVKey == VK_RETURN || wVKey == VK_SPACE) )
1423                 {
1424                     // TODO this behaviour probably should be optional
1425                     eventType = wxEVT_COMMAND_LIST_ITEM_ACTIVATED;
1426                     event.m_itemIndex = lItem;
1427                 }
1428                 else
1429                 {
1430                     eventType = wxEVT_COMMAND_LIST_KEY_DOWN;
1431                     event.m_code = wxCharCodeMSWToWX(wVKey);
1432                 }
1433
1434                 event.m_item.m_data = GetItemData(lItem);
1435             }
1436             break;
1437
1438         case NM_DBLCLK:
1439             // if the user processes it in wxEVT_COMMAND_LEFT_CLICK(), don't do
1440             // anything else
1441             if ( wxControl::MSWOnNotify(idCtrl, lParam, result) )
1442             {
1443                 return TRUE;
1444             }
1445
1446             // else translate it into wxEVT_COMMAND_LIST_ITEM_ACTIVATED event
1447             // if it happened on an item (and not on empty place)
1448             if ( nmLV->iItem == -1 )
1449             {
1450                 // not on item
1451                 return FALSE;
1452             }
1453
1454             eventType = wxEVT_COMMAND_LIST_ITEM_ACTIVATED;
1455             event.m_itemIndex = nmLV->iItem;
1456             event.m_item.m_data = GetItemData(nmLV->iItem);
1457             break;
1458
1459         case NM_RCLICK:
1460             /* TECH NOTE: NM_RCLICK isn't really good enough here. We want to
1461                subclass and check for the actual WM_RBUTTONDOWN message,
1462                because NM_RCLICK waits for the WM_RBUTTONUP message as well
1463                before firing off. We want to have notify events for both down
1464                -and- up. */
1465             {
1466                 // if the user processes it in wxEVT_COMMAND_RIGHT_CLICK(),
1467                 // don't do anything else
1468                 if ( wxControl::MSWOnNotify(idCtrl, lParam, result) )
1469                 {
1470                     return TRUE;
1471                 }
1472
1473                 // else translate it into wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK event
1474                 LV_HITTESTINFO lvhti;
1475                 wxZeroMemory(lvhti);
1476
1477                 ::GetCursorPos(&(lvhti.pt));
1478                 ::ScreenToClient(GetHwnd(),&(lvhti.pt));
1479                 if ( ListView_HitTest(GetHwnd(),&lvhti) != -1 )
1480                 {
1481                     if ( lvhti.flags & LVHT_ONITEM )
1482                     {
1483                         eventType = wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK;
1484                         event.m_itemIndex = lvhti.iItem;
1485                     }
1486                 }
1487             }
1488             break;
1489
1490 #if 0
1491         case NM_MCLICK: // ***** THERE IS NO NM_MCLICK. Subclass anyone? ******
1492             {
1493                 // if the user processes it in wxEVT_COMMAND_MIDDLE_CLICK(), don't do
1494                 // anything else
1495                 if ( wxControl::MSWOnNotify(idCtrl, lParam, result) )
1496                 {
1497                     return TRUE;
1498                 }
1499
1500                 // else translate it into wxEVT_COMMAND_LIST_ITEM_MIDDLE_CLICK event
1501                 eventType = wxEVT_COMMAND_LIST_ITEM_MIDDLE_CLICK;
1502                 NMITEMACTIVATE* hdr = (NMITEMACTIVATE*)lParam;
1503                 event.m_itemIndex = hdr->iItem;
1504             }
1505             break;
1506 #endif // 0
1507
1508 #if defined(_WIN32_IE) && _WIN32_IE >= 0x300
1509         case NM_CUSTOMDRAW:
1510             {
1511                 LPNMLVCUSTOMDRAW lplvcd = (LPNMLVCUSTOMDRAW)lParam;
1512                 NMCUSTOMDRAW& nmcd = lplvcd->nmcd;
1513                 switch( nmcd.dwDrawStage )
1514                 {
1515                     case CDDS_PREPAINT:
1516                         // if we've got any items with non standard attributes,
1517                         // notify us before painting each item
1518                         *result = m_hasAnyAttr ? CDRF_NOTIFYITEMDRAW
1519                                                : CDRF_DODEFAULT;
1520                         return TRUE;
1521
1522                     case CDDS_ITEMPREPAINT:
1523                         {
1524                             wxListItemAttr *attr =
1525                                 (wxListItemAttr *)m_attrs.Get(nmcd.dwItemSpec);
1526
1527                             if ( !attr )
1528                             {
1529                                 // nothing to do for this item
1530                                 return CDRF_DODEFAULT;
1531                             }
1532
1533                             HFONT hFont;
1534                             wxColour colText, colBack;
1535                             if ( attr->HasFont() )
1536                             {
1537                                 wxFont font = attr->GetFont();
1538                                 hFont = (HFONT)font.GetResourceHandle();
1539                             }
1540                             else
1541                             {
1542                                 hFont = 0;
1543                             }
1544
1545                             if ( attr->HasTextColour() )
1546                             {
1547                                 colText = attr->GetTextColour();
1548                             }
1549                             else
1550                             {
1551                                 colText = GetTextColour();
1552                             }
1553
1554                             if ( attr->HasBackgroundColour() )
1555                             {
1556                                 colBack = attr->GetBackgroundColour();
1557                             }
1558                             else
1559                             {
1560                                 colBack = GetBackgroundColour();
1561                             }
1562
1563                             // note that if we wanted to set colours for
1564                             // individual columns (subitems), we would have
1565                             // returned CDRF_NOTIFYSUBITEMREDRAW from here
1566                             if ( hFont )
1567                             {
1568                                 ::SelectObject(nmcd.hdc, hFont);
1569
1570                                 *result = CDRF_NEWFONT;
1571                             }
1572                             else
1573                             {
1574                                 *result = CDRF_DODEFAULT;
1575                             }
1576
1577                             lplvcd->clrText = wxColourToRGB(colText);
1578                             lplvcd->clrTextBk = wxColourToRGB(colBack);
1579
1580                             return TRUE;
1581                         }
1582
1583                     default:
1584                         *result = CDRF_DODEFAULT;
1585                         return TRUE;
1586                 }
1587             }
1588             break;
1589 #endif // _WIN32_IE >= 0x300
1590
1591         default:
1592             return wxControl::MSWOnNotify(idCtrl, lParam, result);
1593     }
1594
1595     // process the event
1596     // -----------------
1597
1598     event.SetEventObject( this );
1599     event.SetEventType(eventType);
1600
1601     if ( !GetEventHandler()->ProcessEvent(event) )
1602         return FALSE;
1603
1604     // post processing
1605     // ---------------
1606
1607     switch ( nmhdr->code )
1608     {
1609         case LVN_DELETEALLITEMS:
1610             // always return TRUE to suppress all additional LVN_DELETEITEM
1611             // notifications - this makes deleting all items from a list ctrl
1612             // much faster
1613             *result = TRUE;
1614
1615             return TRUE;
1616
1617         case LVN_GETDISPINFO:
1618             {
1619                 LV_DISPINFO *info = (LV_DISPINFO *)lParam;
1620                 if ( info->item.mask & LVIF_TEXT )
1621                 {
1622                     if ( !event.m_item.m_text.IsNull() )
1623                     {
1624                         info->item.pszText = AddPool(event.m_item.m_text);
1625                         info->item.cchTextMax = wxStrlen(info->item.pszText) + 1;
1626                     }
1627                 }
1628                 //    wxConvertToMSWListItem(this, event.m_item, info->item);
1629                 break;
1630             }
1631         case LVN_ENDLABELEDIT:
1632             {
1633                 *result = event.IsAllowed();
1634                 return TRUE;
1635             }
1636     }
1637
1638     *result = !event.IsAllowed();
1639
1640     return TRUE;
1641 }
1642
1643 wxChar *wxListCtrl::AddPool(const wxString& str)
1644 {
1645     // Remove the first element if 3 strings exist
1646     if ( m_stringPool.Number() == 3 )
1647     {
1648         wxNode *node = m_stringPool.First();
1649         delete[] (char *)node->Data();
1650         delete node;
1651     }
1652     wxNode *node = m_stringPool.Add(WXSTRINGCAST str);
1653     return (wxChar *)node->Data();
1654 }
1655
1656 // ----------------------------------------------------------------------------
1657 // wxListItem
1658 // ----------------------------------------------------------------------------
1659
1660 // List item structure
1661 wxListItem::wxListItem()
1662 {
1663     m_mask = 0;
1664     m_itemId = 0;
1665     m_col = 0;
1666     m_state = 0;
1667     m_stateMask = 0;
1668     m_image = 0;
1669     m_data = 0;
1670
1671     m_format = wxLIST_FORMAT_CENTRE;
1672     m_width = 0;
1673
1674     m_attr = NULL;
1675 }
1676
1677 void wxListItem::Clear()
1678 {
1679     m_mask = 0;
1680     m_itemId = 0;
1681     m_col = 0;
1682     m_state = 0;
1683     m_stateMask = 0;
1684     m_image = 0;
1685     m_data = 0;
1686     m_format = wxLIST_FORMAT_CENTRE;
1687     m_width = 0;
1688     m_text = wxEmptyString;
1689
1690     if (m_attr) delete m_attr;
1691     m_attr = NULL;
1692 }
1693
1694 void wxListItem::ClearAttributes()
1695 {
1696     if (m_attr) delete m_attr;
1697     m_attr = NULL;
1698 }
1699
1700 static void wxConvertFromMSWListItem(const wxListCtrl *ctrl, wxListItem& info, LV_ITEM& lvItem, HWND getFullInfo)
1701 {
1702     info.m_data = lvItem.lParam;
1703     info.m_mask = 0;
1704     info.m_state = 0;
1705     info.m_stateMask = 0;
1706     info.m_itemId = lvItem.iItem;
1707
1708     long oldMask = lvItem.mask;
1709
1710     bool needText = FALSE;
1711     if (getFullInfo != 0)
1712     {
1713         if ( lvItem.mask & LVIF_TEXT )
1714             needText = FALSE;
1715         else
1716             needText = TRUE;
1717
1718         if ( needText )
1719         {
1720             lvItem.pszText = new wxChar[513];
1721             lvItem.cchTextMax = 512;
1722         }
1723         //    lvItem.mask |= TVIF_HANDLE | TVIF_STATE | TVIF_TEXT | TVIF_IMAGE | TVIF_SELECTEDIMAGE | TVIF_CHILDREN | TVIF_PARAM;
1724         lvItem.mask |= LVIF_TEXT | LVIF_IMAGE | LVIF_PARAM;
1725         ::SendMessage(getFullInfo, LVM_GETITEM, 0, (LPARAM)& lvItem);
1726     }
1727
1728     if ( lvItem.mask & LVIF_STATE )
1729     {
1730         info.m_mask |= wxLIST_MASK_STATE;
1731
1732         if ( lvItem.stateMask & LVIS_CUT)
1733         {
1734             info.m_stateMask |= wxLIST_STATE_CUT;
1735             if ( lvItem.state & LVIS_CUT )
1736                 info.m_state |= wxLIST_STATE_CUT;
1737         }
1738         if ( lvItem.stateMask & LVIS_DROPHILITED)
1739         {
1740             info.m_stateMask |= wxLIST_STATE_DROPHILITED;
1741             if ( lvItem.state & LVIS_DROPHILITED )
1742                 info.m_state |= wxLIST_STATE_DROPHILITED;
1743         }
1744         if ( lvItem.stateMask & LVIS_FOCUSED)
1745         {
1746             info.m_stateMask |= wxLIST_STATE_FOCUSED;
1747             if ( lvItem.state & LVIS_FOCUSED )
1748                 info.m_state |= wxLIST_STATE_FOCUSED;
1749         }
1750         if ( lvItem.stateMask & LVIS_SELECTED)
1751         {
1752             info.m_stateMask |= wxLIST_STATE_SELECTED;
1753             if ( lvItem.state & LVIS_SELECTED )
1754                 info.m_state |= wxLIST_STATE_SELECTED;
1755         }
1756     }
1757
1758     if ( lvItem.mask & LVIF_TEXT )
1759     {
1760         info.m_mask |= wxLIST_MASK_TEXT;
1761         info.m_text = lvItem.pszText;
1762     }
1763     if ( lvItem.mask & LVIF_IMAGE )
1764     {
1765         info.m_mask |= wxLIST_MASK_IMAGE;
1766         info.m_image = lvItem.iImage;
1767     }
1768     if ( lvItem.mask & LVIF_PARAM )
1769         info.m_mask |= wxLIST_MASK_DATA;
1770     if ( lvItem.mask & LVIF_DI_SETITEM )
1771         info.m_mask |= wxLIST_SET_ITEM;
1772     info.m_col = lvItem.iSubItem;
1773
1774     if (needText)
1775     {
1776         if (lvItem.pszText)
1777             delete[] lvItem.pszText;
1778     }
1779     lvItem.mask = oldMask;
1780 }
1781
1782 static void wxConvertToMSWListItem(const wxListCtrl *ctrl, wxListItem& info, LV_ITEM& lvItem)
1783 {
1784     lvItem.iItem = (int) info.m_itemId;
1785
1786     lvItem.iImage = info.m_image;
1787     lvItem.lParam = info.m_data;
1788     lvItem.stateMask = 0;
1789     lvItem.state = 0;
1790     lvItem.mask = 0;
1791     lvItem.iSubItem = info.m_col;
1792
1793     if (info.m_mask & wxLIST_MASK_STATE)
1794     {
1795         lvItem.mask |= LVIF_STATE;
1796         if (info.m_stateMask & wxLIST_STATE_CUT)
1797         {
1798             lvItem.stateMask |= LVIS_CUT;
1799             if (info.m_state & wxLIST_STATE_CUT)
1800                 lvItem.state |= LVIS_CUT;
1801         }
1802         if (info.m_stateMask & wxLIST_STATE_DROPHILITED)
1803         {
1804             lvItem.stateMask |= LVIS_DROPHILITED;
1805             if (info.m_state & wxLIST_STATE_DROPHILITED)
1806                 lvItem.state |= LVIS_DROPHILITED;
1807         }
1808         if (info.m_stateMask & wxLIST_STATE_FOCUSED)
1809         {
1810             lvItem.stateMask |= LVIS_FOCUSED;
1811             if (info.m_state & wxLIST_STATE_FOCUSED)
1812                 lvItem.state |= LVIS_FOCUSED;
1813         }
1814         if (info.m_stateMask & wxLIST_STATE_SELECTED)
1815         {
1816             lvItem.stateMask |= LVIS_SELECTED;
1817             if (info.m_state & wxLIST_STATE_SELECTED)
1818                 lvItem.state |= LVIS_SELECTED;
1819         }
1820     }
1821
1822     if (info.m_mask & wxLIST_MASK_TEXT)
1823     {
1824         lvItem.mask |= LVIF_TEXT;
1825         if ( ctrl->GetWindowStyleFlag() & wxLC_USER_TEXT )
1826         {
1827             lvItem.pszText = LPSTR_TEXTCALLBACK;
1828         }
1829         else
1830         {
1831             lvItem.pszText = WXSTRINGCAST info.m_text;
1832             if ( lvItem.pszText )
1833                 lvItem.cchTextMax = info.m_text.Length();
1834             else
1835                 lvItem.cchTextMax = 0;
1836         }
1837     }
1838     if (info.m_mask & wxLIST_MASK_IMAGE)
1839         lvItem.mask |= LVIF_IMAGE;
1840     if (info.m_mask & wxLIST_MASK_DATA)
1841         lvItem.mask |= LVIF_PARAM;
1842 }
1843
1844 // ----------------------------------------------------------------------------
1845 // List event
1846 // ----------------------------------------------------------------------------
1847
1848 IMPLEMENT_DYNAMIC_CLASS(wxListEvent, wxNotifyEvent)
1849
1850 wxListEvent::wxListEvent(wxEventType commandType, int id)
1851            : wxNotifyEvent(commandType, id)
1852 {
1853     m_code = 0;
1854     m_itemIndex = 0;
1855     m_oldItemIndex = 0;
1856     m_col = 0;
1857     m_cancelled = FALSE;
1858 }
1859
1860 #endif // __WIN95__
1861