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 #endif
  23
  24 // For compilers that support precompilation, includes "wx.h".
  25 #include "wx/wxprec.h"
  26
  27 #ifdef __BORLANDC__
  28     #pragma hdrstop
  29 #endif
  30
  31 #ifndef WX_PRECOMP
  32     #include "wx/wx.h"
  33 #endif
  34
  35 #ifdef __WIN95__
  36
  37 #include "wx/listctrl.h"
  38 #include "wx/log.h"
  39
  40 #include "wx/msw/private.h"
  41
  42 #if defined(__GNUWIN32__) && !defined(wxUSE_NORLANDER_HEADERS)
  43     #include "wx/msw/gnuwin32/extra.h"
  44 #else
  45     #include <commctrl.h>
  46 #endif
  47
  48 // ----------------------------------------------------------------------------
  49 // private functions
  50 // ----------------------------------------------------------------------------
  51
  52 static void wxConvertToMSWListItem(const wxListCtrl *ctrl, wxListItem& info, LV_ITEM& tvItem);
  53 static void wxConvertFromMSWListItem(const wxListCtrl *ctrl, wxListItem& info, LV_ITEM& tvItem, HWND getFullInfo = 0);
  54
  55 // ----------------------------------------------------------------------------
  56 // macros
  57 // ----------------------------------------------------------------------------
  58
  59 #if !USE_SHARED_LIBRARY
  60     IMPLEMENT_DYNAMIC_CLASS(wxListCtrl, wxControl)
  61     IMPLEMENT_DYNAMIC_CLASS(wxListItem, wxObject)
  62 #endif // USE_SHARED_LIBRARY
  63
  64 // ============================================================================
  65 // implementation
  66 // ============================================================================
  67
  68 // ----------------------------------------------------------------------------
  69 // wxListCtrl construction
  70 // ----------------------------------------------------------------------------
  71
  72 wxListCtrl::wxListCtrl()
  73 {
  74     m_imageListNormal = NULL;
  75     m_imageListSmall = NULL;
  76     m_imageListState = NULL;
  77     m_baseStyle = 0;
  78     m_colCount = 0;
  79     m_textCtrl = NULL;
  80 }
  81
  82 bool wxListCtrl::Create(wxWindow *parent,
  83                         wxWindowID id,
  84                         const wxPoint& pos,
  85                         const wxSize& size,
  86                         long style,
  87                         const wxValidator& validator,
  88                         const wxString& name)
  89 {
  90     m_imageListNormal = NULL;
  91     m_imageListSmall = NULL;
  92     m_imageListState = NULL;
  93     m_textCtrl = NULL;
  94     m_colCount = 0;
  95
  96     SetValidator(validator);
  97     SetName(name);
  98
  99     int x = pos.x;
 100     int y = pos.y;
 101     int width = size.x;
 102     int height = size.y;
 103
 104     m_windowStyle = style;
 105
 106     SetParent(parent);
 107
 108     if (width <= 0)
 109         width = 100;
 110     if (height <= 0)
 111         height = 30;
 112     if (x < 0)
 113         x = 0;
 114     if (y < 0)
 115         y = 0;
 116
 117     m_windowId = (id == -1) ? NewControlId() : id;
 118
 119     DWORD wstyle = WS_VISIBLE | WS_CHILD | WS_TABSTOP |
 120                    LVS_SHAREIMAGELISTS | LVS_SHOWSELALWAYS;
 121     if ( wxStyleHasBorder(m_windowStyle) )
 122         wstyle |= WS_BORDER;
 123     m_baseStyle = wstyle;
 124
 125     if ( !DoCreateControl(x, y, width, height) )
 126         return FALSE;
 127
 128     if (parent)
 129         parent->AddChild(this);
 130
 131     return TRUE;
 132 }
 133
 134 bool wxListCtrl::DoCreateControl(int x, int y, int w, int h)
 135 {
 136     DWORD wstyle = m_baseStyle;
 137
 138     bool want3D;
 139     WXDWORD exStyle = Determine3DEffects(WS_EX_CLIENTEDGE, &want3D);
 140
 141     // Even with extended styles, need to combine with WS_BORDER
 142     // for them to look right.
 143     if ( want3D )
 144         wstyle |= WS_BORDER;
 145
 146     long oldStyle = 0; // Dummy
 147     wstyle |= ConvertToMSWStyle(oldStyle, m_windowStyle);
 148
 149     // Create the ListView control.
 150     m_hWnd = (WXHWND)CreateWindowEx(exStyle,
 151                                     WC_LISTVIEW,
 152                                     _T(""),
 153                                     wstyle,
 154                                     x, y, w, h,
 155                                     GetWinHwnd(GetParent()),
 156                                     (HMENU)m_windowId,
 157                                     wxGetInstance(),
 158                                     NULL);
 159
 160     if ( !m_hWnd )
 161     {
 162         wxLogError(_T("Can't create list control window."));
 163
 164         return FALSE;
 165     }
 166
 167     // for comctl32.dll v 4.70+ we want to have this attribute because it's
 168     // prettier (and also because wxGTK does it like this)
 169 #ifdef ListView_SetExtendedListViewStyle
 170     if ( wstyle & LVS_REPORT )
 171     {
 172         ListView_SetExtendedListViewStyle(GetHwnd(),
 173                                           LVS_EX_FULLROWSELECT);
 174     }
 175 #endif // ListView_SetExtendedListViewStyle
 176
 177     wxSystemSettings settings;
 178     SetBackgroundColour(settings.GetSystemColour(wxSYS_COLOUR_WINDOW));
 179     SetForegroundColour(GetParent()->GetForegroundColour());
 180
 181     SubclassWin(m_hWnd);
 182
 183     return TRUE;
 184 }
 185
 186 void wxListCtrl::UpdateStyle()
 187 {
 188     if ( GetHWND() )
 189     {
 190         // The new window view style
 191         long dummy;
 192         DWORD dwStyleNew = ConvertToMSWStyle(dummy, m_windowStyle);
 193         dwStyleNew |= m_baseStyle;
 194
 195         // Get the current window style.
 196         DWORD dwStyleOld = ::GetWindowLong(GetHwnd(), GWL_STYLE);
 197
 198         // Only set the window style if the view bits have changed.
 199         if ( dwStyleOld != dwStyleNew )
 200         {
 201             ::SetWindowLong(GetHwnd(), GWL_STYLE, dwStyleNew);
 202         }
 203     }
 204 }
 205
 206 wxListCtrl::~wxListCtrl()
 207 {
 208     if (m_textCtrl)
 209     {
 210         m_textCtrl->UnsubclassWin();
 211         m_textCtrl->SetHWND(0);
 212         delete m_textCtrl;
 213         m_textCtrl = NULL;
 214     }
 215 }
 216
 217 // ----------------------------------------------------------------------------
 218 // set/get/change style
 219 // ----------------------------------------------------------------------------
 220
 221 // Add or remove a single window style
 222 void wxListCtrl::SetSingleStyle(long style, bool add)
 223 {
 224     long flag = GetWindowStyleFlag();
 225
 226     // Get rid of conflicting styles
 227     if ( add )
 228     {
 229         if ( style & wxLC_MASK_TYPE)
 230             flag = flag & ~wxLC_MASK_TYPE;
 231         if ( style & wxLC_MASK_ALIGN )
 232             flag = flag & ~wxLC_MASK_ALIGN;
 233         if ( style & wxLC_MASK_SORT )
 234             flag = flag & ~wxLC_MASK_SORT;
 235     }
 236
 237     if ( flag & style )
 238     {
 239         if ( !add )
 240             flag -= style;
 241     }
 242     else
 243     {
 244         if ( add )
 245         {
 246             flag |= style;
 247         }
 248     }
 249
 250     m_windowStyle = flag;
 251
 252     UpdateStyle();
 253 }
 254
 255 // Set the whole window style
 256 void wxListCtrl::SetWindowStyleFlag(long flag)
 257 {
 258     m_windowStyle = flag;
 259
 260     UpdateStyle();
 261 }
 262
 263 // Can be just a single style, or a bitlist
 264 long wxListCtrl::ConvertToMSWStyle(long& oldStyle, long style) const
 265 {
 266     long wstyle = 0;
 267     if ( style & wxLC_ICON )
 268     {
 269         if ( (oldStyle & LVS_TYPEMASK) == LVS_SMALLICON )
 270             oldStyle -= LVS_SMALLICON;
 271         if ( (oldStyle & LVS_TYPEMASK) == LVS_REPORT )
 272             oldStyle -= LVS_REPORT;
 273         if ( (oldStyle & LVS_TYPEMASK) == LVS_LIST )
 274             oldStyle -= LVS_LIST;
 275         wstyle |= LVS_ICON;
 276     }
 277
 278     if ( style & wxLC_SMALL_ICON )
 279     {
 280         if ( (oldStyle & LVS_TYPEMASK) == LVS_ICON )
 281             oldStyle -= LVS_ICON;
 282         if ( (oldStyle & LVS_TYPEMASK) == LVS_REPORT )
 283             oldStyle -= LVS_REPORT;
 284         if ( (oldStyle & LVS_TYPEMASK) == LVS_LIST )
 285             oldStyle -= LVS_LIST;
 286         wstyle |= LVS_SMALLICON;
 287     }
 288
 289     if ( style & wxLC_LIST )
 290     {
 291         if ( (oldStyle & LVS_TYPEMASK) == LVS_ICON )
 292             oldStyle -= LVS_ICON;
 293         if ( (oldStyle & LVS_TYPEMASK) == LVS_REPORT )
 294             oldStyle -= LVS_REPORT;
 295         if ( (oldStyle & LVS_TYPEMASK) == LVS_SMALLICON )
 296             oldStyle -= LVS_SMALLICON;
 297         wstyle |= LVS_LIST;
 298     }
 299
 300     if ( style & wxLC_REPORT )
 301     {
 302         if ( (oldStyle & LVS_TYPEMASK) == LVS_ICON )
 303             oldStyle -= LVS_ICON;
 304         if ( (oldStyle & LVS_TYPEMASK) == LVS_LIST )
 305             oldStyle -= LVS_LIST;
 306         if ( (oldStyle & LVS_TYPEMASK) == LVS_SMALLICON )
 307             oldStyle -= LVS_SMALLICON;
 308
 309         wstyle |= LVS_REPORT;
 310     }
 311
 312     if ( style & wxLC_ALIGN_LEFT )
 313     {
 314         if ( oldStyle & LVS_ALIGNTOP )
 315             oldStyle -= LVS_ALIGNTOP;
 316         wstyle |= LVS_ALIGNLEFT;
 317     }
 318
 319     if ( style & wxLC_ALIGN_TOP )
 320     {
 321         if ( oldStyle & LVS_ALIGNLEFT )
 322             oldStyle -= LVS_ALIGNLEFT;
 323         wstyle |= LVS_ALIGNTOP;
 324     }
 325
 326     if ( style & wxLC_AUTOARRANGE )
 327         wstyle |= LVS_AUTOARRANGE;
 328
 329     // Apparently, no such style (documentation wrong?)
 330     /*
 331        if ( style & wxLC_BUTTON )
 332        wstyle |= LVS_BUTTON;
 333      */
 334
 335     if ( style & wxLC_NO_SORT_HEADER )
 336         wstyle |= LVS_NOSORTHEADER;
 337
 338     if ( style & wxLC_NO_HEADER )
 339         wstyle |= LVS_NOCOLUMNHEADER;
 340
 341     if ( style & wxLC_EDIT_LABELS )
 342         wstyle |= LVS_EDITLABELS;
 343
 344     if ( style & wxLC_SINGLE_SEL )
 345         wstyle |= LVS_SINGLESEL;
 346
 347     if ( style & wxLC_SORT_ASCENDING )
 348     {
 349         if ( oldStyle & LVS_SORTDESCENDING )
 350             oldStyle -= LVS_SORTDESCENDING;
 351         wstyle |= LVS_SORTASCENDING;
 352     }
 353
 354     if ( style & wxLC_SORT_DESCENDING )
 355     {
 356         if ( oldStyle & LVS_SORTASCENDING )
 357             oldStyle -= LVS_SORTASCENDING;
 358         wstyle |= LVS_SORTDESCENDING;
 359     }
 360
 361     return wstyle;
 362 }
 363
 364 // ----------------------------------------------------------------------------
 365 // accessors
 366 // ----------------------------------------------------------------------------
 367
 368 // Sets the background colour (GetBackgroundColour already implicit in
 369 // wxWindow class)
 370 bool wxListCtrl::SetBackgroundColour(const wxColour& col)
 371 {
 372     if ( !wxWindow::SetBackgroundColour(col) )
 373         return FALSE;
 374
 375     ListView_SetBkColor(GetHwnd(), PALETTERGB(col.Red(), col.Green(), col.Blue()));
 376
 377     return TRUE;
 378 }
 379
 380 // Gets information about this column
 381 bool wxListCtrl::GetColumn(int col, wxListItem& item) const
 382 {
 383     LV_COLUMN lvCol;
 384     lvCol.mask = 0;
 385     lvCol.fmt = 0;
 386     lvCol.pszText = NULL;
 387
 388     if ( item.m_mask & wxLIST_MASK_TEXT )
 389     {
 390         lvCol.mask |= LVCF_TEXT;
 391         lvCol.pszText = new wxChar[513];
 392         lvCol.cchTextMax = 512;
 393     }
 394
 395     bool success = (ListView_GetColumn(GetHwnd(), col, & lvCol) != 0);
 396
 397     //  item.m_subItem = lvCol.iSubItem;
 398     item.m_width = lvCol.cx;
 399
 400     if ( (item.m_mask & wxLIST_MASK_TEXT) && lvCol.pszText )
 401     {
 402         item.m_text = lvCol.pszText;
 403         delete[] lvCol.pszText;
 404     }
 405
 406     if ( item.m_mask & wxLIST_MASK_FORMAT )
 407     {
 408         if (lvCol.fmt == LVCFMT_LEFT)
 409             item.m_format = wxLIST_FORMAT_LEFT;
 410         else if (lvCol.fmt == LVCFMT_RIGHT)
 411             item.m_format = wxLIST_FORMAT_RIGHT;
 412         else if (lvCol.fmt == LVCFMT_CENTER)
 413             item.m_format = wxLIST_FORMAT_CENTRE;
 414     }
 415
 416     return success;
 417 }
 418
 419 // Sets information about this column
 420 bool wxListCtrl::SetColumn(int col, wxListItem& item)
 421 {
 422     LV_COLUMN lvCol;
 423     lvCol.mask = 0;
 424     lvCol.fmt = 0;
 425     lvCol.pszText = NULL;
 426
 427     if ( item.m_mask & wxLIST_MASK_TEXT )
 428     {
 429         lvCol.mask |= LVCF_TEXT;
 430         lvCol.pszText = WXSTRINGCAST item.m_text;
 431         lvCol.cchTextMax = 0; // Ignored
 432     }
 433     if ( item.m_mask & wxLIST_MASK_FORMAT )
 434     {
 435         lvCol.mask |= LVCF_FMT;
 436
 437         if ( item.m_format == wxLIST_FORMAT_LEFT )
 438             lvCol.fmt = LVCFMT_LEFT;
 439         if ( item.m_format == wxLIST_FORMAT_RIGHT )
 440             lvCol.fmt = LVCFMT_RIGHT;
 441         if ( item.m_format == wxLIST_FORMAT_CENTRE )
 442             lvCol.fmt = LVCFMT_CENTER;
 443     }
 444
 445     if ( item.m_mask & wxLIST_MASK_WIDTH )
 446     {
 447         lvCol.mask |= LVCF_WIDTH;
 448         lvCol.cx = item.m_width;
 449
 450         if ( lvCol.cx == wxLIST_AUTOSIZE)
 451             lvCol.cx = LVSCW_AUTOSIZE;
 452         else if ( lvCol.cx == wxLIST_AUTOSIZE_USEHEADER)
 453             lvCol.cx = LVSCW_AUTOSIZE_USEHEADER;
 454     }
 455     lvCol.mask |= LVCF_SUBITEM;
 456     lvCol.iSubItem = col;
 457     return (ListView_SetColumn(GetHwnd(), col, & lvCol) != 0);
 458 }
 459
 460 // Gets the column width
 461 int wxListCtrl::GetColumnWidth(int col) const
 462 {
 463     return ListView_GetColumnWidth(GetHwnd(), col);
 464 }
 465
 466 // Sets the column width
 467 bool wxListCtrl::SetColumnWidth(int col, int width)
 468 {
 469     int col2 = col;
 470     if ( m_windowStyle & wxLC_LIST )
 471         col2 = -1;
 472
 473     int width2 = width;
 474     if ( width2 == wxLIST_AUTOSIZE)
 475         width2 = LVSCW_AUTOSIZE;
 476     else if ( width2 == wxLIST_AUTOSIZE_USEHEADER)
 477         width2 = LVSCW_AUTOSIZE_USEHEADER;
 478
 479     return (ListView_SetColumnWidth(GetHwnd(), col2, width2) != 0);
 480 }
 481
 482 // Gets the number of items that can fit vertically in the
 483 // visible area of the list control (list or report view)
 484 // or the total number of items in the list control (icon
 485 // or small icon view)
 486 int wxListCtrl::GetCountPerPage(void) const
 487 {
 488     return ListView_GetCountPerPage(GetHwnd());
 489 }
 490
 491 // Gets the edit control for editing labels.
 492 wxTextCtrl* wxListCtrl::GetEditControl(void) const
 493 {
 494     return m_textCtrl;
 495 }
 496
 497 // Gets information about the item
 498 bool wxListCtrl::GetItem(wxListItem& info) const
 499 {
 500     LV_ITEM lvItem;
 501 #ifdef __GNUWIN32__
 502     memset(&lvItem, 0, sizeof(lvItem));
 503 #else
 504     ZeroMemory(&lvItem, sizeof(lvItem)); // must set all fields to 0
 505 #endif
 506
 507     lvItem.iItem = info.m_itemId;
 508     lvItem.iSubItem = info.m_col;
 509
 510     if ( info.m_mask & wxLIST_MASK_TEXT )
 511     {
 512         lvItem.mask |= LVIF_TEXT;
 513         lvItem.pszText = new wxChar[513];
 514         lvItem.cchTextMax = 512;
 515     }
 516     else
 517     {
 518         lvItem.pszText = NULL;
 519     }
 520
 521     if (info.m_mask & wxLIST_MASK_DATA)
 522         lvItem.mask |= LVIF_PARAM;
 523
 524     if ( info.m_mask & wxLIST_MASK_STATE )
 525     {
 526         lvItem.mask |= LVIF_STATE;
 527         // the other bits are hardly interesting anyhow
 528         lvItem.stateMask = LVIS_SELECTED | LVIS_FOCUSED;
 529     }
 530
 531     bool success = ListView_GetItem((HWND)GetHWND(), &lvItem) != 0;
 532     if ( !success )
 533     {
 534         wxLogError(_("Couldn't retrieve information about list control item %d."),
 535                 lvItem.iItem);
 536     }
 537     else
 538     {
 539         wxConvertFromMSWListItem(this, info, lvItem);
 540     }
 541
 542     if (lvItem.pszText)
 543         delete[] lvItem.pszText;
 544
 545     return success;
 546 }
 547
 548 // Sets information about the item
 549 bool wxListCtrl::SetItem(wxListItem& info)
 550 {
 551     LV_ITEM item;
 552     wxConvertToMSWListItem(this, info, item);
 553     item.cchTextMax = 0;
 554     bool ok = ListView_SetItem(GetHwnd(), &item) != 0;
 555     if ( ok && (info.m_mask & wxLIST_MASK_IMAGE) )
 556     {
 557         // make the change visible
 558         ListView_Update(GetHwnd(), item.iItem);
 559     }
 560
 561     return ok;
 562 }
 563
 564 long wxListCtrl::SetItem(long index, int col, const wxString& label, int imageId)
 565 {
 566     wxListItem info;
 567     info.m_text = label;
 568     info.m_mask = wxLIST_MASK_TEXT;
 569     info.m_itemId = index;
 570     info.m_col = col;
 571     if ( imageId > -1 )
 572     {
 573         info.m_image = imageId;
 574         info.m_mask |= wxLIST_MASK_IMAGE;
 575     }
 576     return SetItem(info);
 577 }
 578
 579
 580 // Gets the item state
 581 int wxListCtrl::GetItemState(long item, long stateMask) const
 582 {
 583     wxListItem info;
 584
 585     info.m_mask = wxLIST_MASK_STATE;
 586     info.m_stateMask = stateMask;
 587     info.m_itemId = item;
 588
 589     if (!GetItem(info))
 590         return 0;
 591
 592     return info.m_state;
 593 }
 594
 595 // Sets the item state
 596 bool wxListCtrl::SetItemState(long item, long state, long stateMask)
 597 {
 598     wxListItem info;
 599
 600     info.m_mask = wxLIST_MASK_STATE;
 601     info.m_state = state;
 602     info.m_stateMask = stateMask;
 603     info.m_itemId = item;
 604
 605     return SetItem(info);
 606 }
 607
 608 // Sets the item image
 609 bool wxListCtrl::SetItemImage(long item, int image, int selImage)
 610 {
 611     wxListItem info;
 612
 613     info.m_mask = wxLIST_MASK_IMAGE;
 614     info.m_image = image;
 615     info.m_itemId = item;
 616
 617     return SetItem(info);
 618 }
 619
 620 // Gets the item text
 621 wxString wxListCtrl::GetItemText(long item) const
 622 {
 623     wxListItem info;
 624
 625     info.m_mask = wxLIST_MASK_TEXT;
 626     info.m_itemId = item;
 627
 628     if (!GetItem(info))
 629         return wxString("");
 630     return info.m_text;
 631 }
 632
 633 // Sets the item text
 634 void wxListCtrl::SetItemText(long item, const wxString& str)
 635 {
 636     wxListItem info;
 637
 638     info.m_mask = wxLIST_MASK_TEXT;
 639     info.m_itemId = item;
 640     info.m_text = str;
 641
 642     SetItem(info);
 643 }
 644
 645 // Gets the item data
 646 long wxListCtrl::GetItemData(long item) const
 647 {
 648     wxListItem info;
 649
 650     info.m_mask = wxLIST_MASK_DATA;
 651     info.m_itemId = item;
 652
 653     if (!GetItem(info))
 654         return 0;
 655     return info.m_data;
 656 }
 657
 658 // Sets the item data
 659 bool wxListCtrl::SetItemData(long item, long data)
 660 {
 661     wxListItem info;
 662
 663     info.m_mask = wxLIST_MASK_DATA;
 664     info.m_itemId = item;
 665     info.m_data = data;
 666
 667     return SetItem(info);
 668 }
 669
 670 // Gets the item rectangle
 671 bool wxListCtrl::GetItemRect(long item, wxRect& rect, int code) const
 672 {
 673     RECT rect2;
 674
 675     int code2 = LVIR_BOUNDS;
 676     if ( code == wxLIST_RECT_BOUNDS )
 677         code2 = LVIR_BOUNDS;
 678     else if ( code == wxLIST_RECT_ICON )
 679         code2 = LVIR_ICON;
 680     else if ( code == wxLIST_RECT_LABEL )
 681         code2 = LVIR_LABEL;
 682
 683 #ifdef __WXWINE__
 684     bool success = (ListView_GetItemRect(GetHwnd(), (int) item, &rect2 ) != 0);
 685 #else
 686     bool success = (ListView_GetItemRect(GetHwnd(), (int) item, &rect2, code2) != 0);
 687 #endif
 688
 689     rect.x = rect2.left;
 690     rect.y = rect2.top;
 691     rect.width = rect2.right - rect2.left;
 692     rect.height = rect2.bottom - rect2.left;
 693     return success;
 694 }
 695
 696 // Gets the item position
 697 bool wxListCtrl::GetItemPosition(long item, wxPoint& pos) const
 698 {
 699     POINT pt;
 700
 701     bool success = (ListView_GetItemPosition(GetHwnd(), (int) item, &pt) != 0);
 702
 703     pos.x = pt.x; pos.y = pt.y;
 704     return success;
 705 }
 706
 707 // Sets the item position.
 708 bool wxListCtrl::SetItemPosition(long item, const wxPoint& pos)
 709 {
 710     return (ListView_SetItemPosition(GetHwnd(), (int) item, pos.x, pos.y) != 0);
 711 }
 712
 713 // Gets the number of items in the list control
 714 int wxListCtrl::GetItemCount(void) const
 715 {
 716     return ListView_GetItemCount(GetHwnd());
 717 }
 718
 719 // Retrieves the spacing between icons in pixels.
 720 // If small is TRUE, gets the spacing for the small icon
 721 // view, otherwise the large icon view.
 722 int wxListCtrl::GetItemSpacing(bool isSmall) const
 723 {
 724     return ListView_GetItemSpacing(GetHwnd(), (BOOL) isSmall);
 725 }
 726
 727 // Gets the number of selected items in the list control
 728 int wxListCtrl::GetSelectedItemCount(void) const
 729 {
 730     return ListView_GetSelectedCount(GetHwnd());
 731 }
 732
 733 // Gets the text colour of the listview
 734 wxColour wxListCtrl::GetTextColour(void) const
 735 {
 736     COLORREF ref = ListView_GetTextColor(GetHwnd());
 737     wxColour col(GetRValue(ref), GetGValue(ref), GetBValue(ref));
 738     return col;
 739 }
 740
 741 // Sets the text colour of the listview
 742 void wxListCtrl::SetTextColour(const wxColour& col)
 743 {
 744     ListView_SetTextColor(GetHwnd(), PALETTERGB(col.Red(), col.Green(), col.Blue()));
 745 }
 746
 747 // Gets the index of the topmost visible item when in
 748 // list or report view
 749 long wxListCtrl::GetTopItem(void) const
 750 {
 751     return (long) ListView_GetTopIndex(GetHwnd());
 752 }
 753
 754 // Searches for an item, starting from 'item'.
 755 // 'geometry' is one of
 756 // wxLIST_NEXT_ABOVE/ALL/BELOW/LEFT/RIGHT.
 757 // 'state' is a state bit flag, one or more of
 758 // wxLIST_STATE_DROPHILITED/FOCUSED/SELECTED/CUT.
 759 // item can be -1 to find the first item that matches the
 760 // specified flags.
 761 // Returns the item or -1 if unsuccessful.
 762 long wxListCtrl::GetNextItem(long item, int geom, int state) const
 763 {
 764     long flags = 0;
 765
 766     if ( geom == wxLIST_NEXT_ABOVE )
 767         flags |= LVNI_ABOVE;
 768     if ( geom == wxLIST_NEXT_ALL )
 769         flags |= LVNI_ALL;
 770     if ( geom == wxLIST_NEXT_BELOW )
 771         flags |= LVNI_BELOW;
 772     if ( geom == wxLIST_NEXT_LEFT )
 773         flags |= LVNI_TOLEFT;
 774     if ( geom == wxLIST_NEXT_RIGHT )
 775         flags |= LVNI_TORIGHT;
 776
 777     if ( state & wxLIST_STATE_CUT )
 778         flags |= LVNI_CUT;
 779     if ( state & wxLIST_STATE_DROPHILITED )
 780         flags |= LVNI_DROPHILITED;
 781     if ( state & wxLIST_STATE_FOCUSED )
 782         flags |= LVNI_FOCUSED;
 783     if ( state & wxLIST_STATE_SELECTED )
 784         flags |= LVNI_SELECTED;
 785
 786     return (long) ListView_GetNextItem(GetHwnd(), item, flags);
 787 }
 788
 789
 790 wxImageList *wxListCtrl::GetImageList(int which) const
 791 {
 792     if ( which == wxIMAGE_LIST_NORMAL )
 793     {
 794         return m_imageListNormal;
 795     }
 796     else if ( which == wxIMAGE_LIST_SMALL )
 797     {
 798         return m_imageListSmall;
 799     }
 800     else if ( which == wxIMAGE_LIST_STATE )
 801     {
 802         return m_imageListState;
 803     }
 804     return NULL;
 805 }
 806
 807 void wxListCtrl::SetImageList(wxImageList *imageList, int which)
 808 {
 809     int flags = 0;
 810     if ( which == wxIMAGE_LIST_NORMAL )
 811     {
 812         flags = LVSIL_NORMAL;
 813         m_imageListNormal = imageList;
 814     }
 815     else if ( which == wxIMAGE_LIST_SMALL )
 816     {
 817         flags = LVSIL_SMALL;
 818         m_imageListSmall = imageList;
 819     }
 820     else if ( which == wxIMAGE_LIST_STATE )
 821     {
 822         flags = LVSIL_STATE;
 823         m_imageListState = imageList;
 824     }
 825     ListView_SetImageList(GetHwnd(), (HIMAGELIST) imageList ? imageList->GetHIMAGELIST() : 0, flags);
 826 }
 827
 828 // ----------------------------------------------------------------------------
 829 // Operations
 830 // ----------------------------------------------------------------------------
 831
 832 // Arranges the items
 833 bool wxListCtrl::Arrange(int flag)
 834 {
 835     UINT code = 0;
 836     if ( flag == wxLIST_ALIGN_LEFT )
 837         code = LVA_ALIGNLEFT;
 838     else if ( flag == wxLIST_ALIGN_TOP )
 839         code = LVA_ALIGNTOP;
 840     else if ( flag == wxLIST_ALIGN_DEFAULT )
 841         code = LVA_DEFAULT;
 842     else if ( flag == wxLIST_ALIGN_SNAP_TO_GRID )
 843         code = LVA_SNAPTOGRID;
 844
 845     return (ListView_Arrange(GetHwnd(), code) != 0);
 846 }
 847
 848 // Deletes an item
 849 bool wxListCtrl::DeleteItem(long item)
 850 {
 851     return (ListView_DeleteItem(GetHwnd(), (int) item) != 0);
 852 }
 853
 854 // Deletes all items
 855 bool wxListCtrl::DeleteAllItems()
 856 {
 857     return (ListView_DeleteAllItems(GetHwnd()) != 0);
 858 }
 859
 860 // Deletes all items
 861 bool wxListCtrl::DeleteAllColumns()
 862 {
 863     while ( m_colCount > 0 )
 864     {
 865         if ( ListView_DeleteColumn(GetHwnd(), 0) == 0 )
 866         {
 867             wxLogLastError("ListView_DeleteColumn");
 868
 869             return FALSE;
 870         }
 871
 872         m_colCount--;
 873     }
 874
 875     wxASSERT_MSG( m_colCount == 0, _T("no columns should be left") );
 876
 877     return TRUE;
 878 }
 879
 880 // Deletes a column
 881 bool wxListCtrl::DeleteColumn(int col)
 882 {
 883     bool success = (ListView_DeleteColumn(GetHwnd(), col) != 0);
 884
 885     if ( success && (m_colCount > 0) )
 886         m_colCount --;
 887     return success;
 888 }
 889
 890 // Clears items, and columns if there are any.
 891 void wxListCtrl::ClearAll()
 892 {
 893     DeleteAllItems();
 894     if ( m_colCount > 0 )
 895         DeleteAllColumns();
 896 }
 897
 898 wxTextCtrl* wxListCtrl::EditLabel(long item, wxClassInfo* textControlClass)
 899 {
 900     wxASSERT( (textControlClass->IsKindOf(CLASSINFO(wxTextCtrl))) );
 901
 902     HWND hWnd = (HWND) ListView_EditLabel(GetHwnd(), item);
 903
 904     if (m_textCtrl)
 905     {
 906         m_textCtrl->UnsubclassWin();
 907         m_textCtrl->SetHWND(0);
 908         delete m_textCtrl;
 909         m_textCtrl = NULL;
 910     }
 911
 912     m_textCtrl = (wxTextCtrl*) textControlClass->CreateObject();
 913     m_textCtrl->SetHWND((WXHWND) hWnd);
 914     m_textCtrl->SubclassWin((WXHWND) hWnd);
 915
 916     return m_textCtrl;
 917 }
 918
 919 // End label editing, optionally cancelling the edit
 920 bool wxListCtrl::EndEditLabel(bool cancel)
 921 {
 922     wxFAIL;
 923
 924     /* I don't know how to implement this: there's no such macro as ListView_EndEditLabelNow.
 925      * ???
 926      bool success = (ListView_EndEditLabelNow(GetHwnd(), cancel) != 0);
 927
 928      if (m_textCtrl)
 929      {
 930      m_textCtrl->UnsubclassWin();
 931      m_textCtrl->SetHWND(0);
 932      delete m_textCtrl;
 933      m_textCtrl = NULL;
 934      }
 935      return success;
 936      */
 937     return FALSE;
 938 }
 939
 940
 941 // Ensures this item is visible
 942 bool wxListCtrl::EnsureVisible(long item)
 943 {
 944     return (ListView_EnsureVisible(GetHwnd(), (int) item, FALSE) != 0);
 945 }
 946
 947 // Find an item whose label matches this string, starting from the item after 'start'
 948 // or the beginning if 'start' is -1.
 949 long wxListCtrl::FindItem(long start, const wxString& str, bool partial)
 950 {
 951     LV_FINDINFO findInfo;
 952
 953     findInfo.flags = LVFI_STRING;
 954     if ( partial )
 955         findInfo.flags |= LVFI_STRING;
 956     findInfo.psz = WXSTRINGCAST str;
 957
 958     return ListView_FindItem(GetHwnd(), (int) start, & findInfo);
 959 }
 960
 961 // Find an item whose data matches this data, starting from the item after 'start'
 962 // or the beginning if 'start' is -1.
 963 long wxListCtrl::FindItem(long start, long data)
 964 {
 965     LV_FINDINFO findInfo;
 966
 967     findInfo.flags = LVFI_PARAM;
 968     findInfo.lParam = data;
 969
 970     return ListView_FindItem(GetHwnd(), (int) start, & findInfo);
 971 }
 972
 973 // Find an item nearest this position in the specified direction, starting from
 974 // the item after 'start' or the beginning if 'start' is -1.
 975 long wxListCtrl::FindItem(long start, const wxPoint& pt, int direction)
 976 {
 977     LV_FINDINFO findInfo;
 978
 979     findInfo.flags = LVFI_NEARESTXY;
 980     findInfo.pt.x = pt.x;
 981     findInfo.pt.y = pt.y;
 982     findInfo.vkDirection = VK_RIGHT;
 983
 984     if ( direction == wxLIST_FIND_UP )
 985         findInfo.vkDirection = VK_UP;
 986     else if ( direction == wxLIST_FIND_DOWN )
 987         findInfo.vkDirection = VK_DOWN;
 988     else if ( direction == wxLIST_FIND_LEFT )
 989         findInfo.vkDirection = VK_LEFT;
 990     else if ( direction == wxLIST_FIND_RIGHT )
 991         findInfo.vkDirection = VK_RIGHT;
 992
 993     return ListView_FindItem(GetHwnd(), (int) start, & findInfo);
 994 }
 995
 996 // Determines which item (if any) is at the specified point,
 997 // giving details in 'flags' (see wxLIST_HITTEST_... flags above)
 998 long wxListCtrl::HitTest(const wxPoint& point, int& flags)
 999 {
1000     LV_HITTESTINFO hitTestInfo;
1001     hitTestInfo.pt.x = (int) point.x;
1002     hitTestInfo.pt.y = (int) point.y;
1003
1004     ListView_HitTest(GetHwnd(), & hitTestInfo);
1005
1006     flags = 0;
1007     if ( hitTestInfo.flags & LVHT_ABOVE )
1008         flags |= wxLIST_HITTEST_ABOVE;
1009     if ( hitTestInfo.flags & LVHT_BELOW )
1010         flags |= wxLIST_HITTEST_BELOW;
1011     if ( hitTestInfo.flags & LVHT_NOWHERE )
1012         flags |= wxLIST_HITTEST_NOWHERE;
1013     if ( hitTestInfo.flags & LVHT_ONITEMICON )
1014         flags |= wxLIST_HITTEST_ONITEMICON;
1015     if ( hitTestInfo.flags & LVHT_ONITEMLABEL )
1016         flags |= wxLIST_HITTEST_ONITEMLABEL;
1017     if ( hitTestInfo.flags & LVHT_ONITEMSTATEICON )
1018         flags |= wxLIST_HITTEST_ONITEMSTATEICON;
1019     if ( hitTestInfo.flags & LVHT_TOLEFT )
1020         flags |= wxLIST_HITTEST_TOLEFT;
1021     if ( hitTestInfo.flags & LVHT_TORIGHT )
1022         flags |= wxLIST_HITTEST_TORIGHT;
1023
1024     return (long) hitTestInfo.iItem;
1025 }
1026
1027 // Inserts an item, returning the index of the new item if successful,
1028 // -1 otherwise.
1029 long wxListCtrl::InsertItem(wxListItem& info)
1030 {
1031     LV_ITEM item;
1032     wxConvertToMSWListItem(this, info, item);
1033
1034     return (long) ListView_InsertItem(GetHwnd(), & item);
1035 }
1036
1037 long wxListCtrl::InsertItem(long index, const wxString& label)
1038 {
1039     wxListItem info;
1040     info.m_text = label;
1041     info.m_mask = wxLIST_MASK_TEXT;
1042     info.m_itemId = index;
1043     return InsertItem(info);
1044 }
1045
1046 // Inserts an image item
1047 long wxListCtrl::InsertItem(long index, int imageIndex)
1048 {
1049     wxListItem info;
1050     info.m_image = imageIndex;
1051     info.m_mask = wxLIST_MASK_IMAGE;
1052     info.m_itemId = index;
1053     return InsertItem(info);
1054 }
1055
1056 // Inserts an image/string item
1057 long wxListCtrl::InsertItem(long index, const wxString& label, int imageIndex)
1058 {
1059     wxListItem info;
1060     info.m_image = imageIndex;
1061     info.m_text = label;
1062     info.m_mask = wxLIST_MASK_IMAGE | wxLIST_MASK_TEXT;
1063     info.m_itemId = index;
1064     return InsertItem(info);
1065 }
1066
1067 // For list view mode (only), inserts a column.
1068 long wxListCtrl::InsertColumn(long col, wxListItem& item)
1069 {
1070     LV_COLUMN lvCol;
1071     lvCol.mask = 0;
1072     lvCol.fmt = 0;
1073     lvCol.pszText = NULL;
1074
1075     if ( item.m_mask & wxLIST_MASK_TEXT )
1076     {
1077         lvCol.mask |= LVCF_TEXT;
1078         lvCol.pszText = WXSTRINGCAST item.m_text;
1079         lvCol.cchTextMax = 0; // Ignored
1080     }
1081     if ( item.m_mask & wxLIST_MASK_FORMAT )
1082     {
1083         lvCol.mask |= LVCF_FMT;
1084
1085         if ( item.m_format == wxLIST_FORMAT_LEFT )
1086             lvCol.fmt = LVCFMT_LEFT;
1087         if ( item.m_format == wxLIST_FORMAT_RIGHT )
1088             lvCol.fmt = LVCFMT_RIGHT;
1089         if ( item.m_format == wxLIST_FORMAT_CENTRE )
1090             lvCol.fmt = LVCFMT_CENTER;
1091     }
1092
1093     lvCol.mask |= LVCF_WIDTH;
1094     if ( item.m_mask & wxLIST_MASK_WIDTH )
1095     {
1096         if ( item.m_width == wxLIST_AUTOSIZE)
1097             lvCol.cx = LVSCW_AUTOSIZE;
1098         else if ( item.m_width == wxLIST_AUTOSIZE_USEHEADER)
1099             lvCol.cx = LVSCW_AUTOSIZE_USEHEADER;
1100         else
1101             lvCol.cx = item.m_width;
1102     }
1103     else
1104     {
1105         // always give some width to the new column: this one is compatible
1106         // with wxGTK
1107         lvCol.cx = 80;
1108     }
1109
1110     lvCol.mask |= LVCF_SUBITEM;
1111     lvCol.iSubItem = col;
1112
1113     bool success = ListView_InsertColumn(GetHwnd(), col, & lvCol) != -1;
1114     if ( success )
1115     {
1116         m_colCount++;
1117     }
1118     else
1119     {
1120         wxLogDebug(_T("Failed to insert the column '%s' into listview!"),
1121                    lvCol.pszText);
1122     }
1123
1124     return success;
1125 }
1126
1127 long wxListCtrl::InsertColumn(long col, const wxString& heading, int format,
1128         int width)
1129 {
1130     wxListItem item;
1131     item.m_mask = wxLIST_MASK_TEXT | wxLIST_MASK_FORMAT;
1132     item.m_text = heading;
1133     if ( width > -1 )
1134     {
1135         item.m_mask |= wxLIST_MASK_WIDTH;
1136         item.m_width = width;
1137     }
1138     item.m_format = format;
1139
1140     return InsertColumn(col, item);
1141 }
1142
1143 // Scrolls the list control. If in icon, small icon or report view mode,
1144 // x specifies the number of pixels to scroll. If in list view mode, x
1145 // specifies the number of columns to scroll.
1146 // If in icon, small icon or list view mode, y specifies the number of pixels
1147 // to scroll. If in report view mode, y specifies the number of lines to scroll.
1148 bool wxListCtrl::ScrollList(int dx, int dy)
1149 {
1150     return (ListView_Scroll(GetHwnd(), dx, dy) != 0);
1151 }
1152
1153 // Sort items.
1154
1155 // fn is a function which takes 3 long arguments: item1, item2, data.
1156 // item1 is the long data associated with a first item (NOT the index).
1157 // item2 is the long data associated with a second item (NOT the index).
1158 // data is the same value as passed to SortItems.
1159 // The return value is a negative number if the first item should precede the second
1160 // item, a positive number of the second item should precede the first,
1161 // or zero if the two items are equivalent.
1162
1163 // data is arbitrary data to be passed to the sort function.
1164 bool wxListCtrl::SortItems(wxListCtrlCompare fn, long data)
1165 {
1166     return (ListView_SortItems(GetHwnd(), (PFNLVCOMPARE) fn, data) != 0);
1167 }
1168
1169 // ----------------------------------------------------------------------------
1170 // message processing
1171 // ----------------------------------------------------------------------------
1172
1173 bool wxListCtrl::MSWCommand(WXUINT cmd, WXWORD id)
1174 {
1175     if (cmd == EN_UPDATE)
1176     {
1177         wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, id);
1178         event.SetEventObject( this );
1179         ProcessCommand(event);
1180         return TRUE;
1181     }
1182     else if (cmd == EN_KILLFOCUS)
1183     {
1184         wxCommandEvent event(wxEVT_KILL_FOCUS, id);
1185         event.SetEventObject( this );
1186         ProcessCommand(event);
1187         return TRUE;
1188     }
1189     else
1190         return FALSE;
1191 }
1192
1193 bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
1194 {
1195     wxListEvent event(wxEVT_NULL, m_windowId);
1196     wxEventType eventType = wxEVT_NULL;
1197     NMHDR *hdr1 = (NMHDR *) lParam;
1198     switch ( hdr1->code )
1199     {
1200         case LVN_BEGINRDRAG:
1201             eventType = wxEVT_COMMAND_LIST_BEGIN_RDRAG;
1202             // fall through
1203
1204         case LVN_BEGINDRAG:
1205             if ( eventType == wxEVT_NULL )
1206             {
1207                 eventType = wxEVT_COMMAND_LIST_BEGIN_DRAG;
1208             }
1209
1210             {
1211                 NM_LISTVIEW *hdr = (NM_LISTVIEW *)lParam;
1212                 event.m_itemIndex = hdr->iItem;
1213                 event.m_pointDrag.x = hdr->ptAction.x;
1214                 event.m_pointDrag.y = hdr->ptAction.y;
1215             }
1216             break;
1217
1218         case LVN_BEGINLABELEDIT:
1219             {
1220                 eventType = wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT;
1221                 LV_DISPINFO *info = (LV_DISPINFO *)lParam;
1222                 wxConvertFromMSWListItem(this, event.m_item, info->item, GetHwnd());
1223                 break;
1224             }
1225
1226         case LVN_COLUMNCLICK:
1227             {
1228                 eventType = wxEVT_COMMAND_LIST_COL_CLICK;
1229                 NM_LISTVIEW* hdr = (NM_LISTVIEW*)lParam;
1230                 event.m_itemIndex = -1;
1231                 event.m_col = hdr->iSubItem;
1232                 break;
1233             }
1234
1235         case LVN_DELETEALLITEMS:
1236             // what's the sense of generating a wxWin event for this when
1237             // it's absolutely not portable?
1238 #if 0
1239             eventType = wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS;
1240             event.m_itemIndex = -1;
1241 #endif // 0
1242
1243             // return TRUE to suppress all additional LVN_DELETEITEM
1244             // notifications - this makes deleting all items from a list ctrl
1245             // much faster
1246             *result = TRUE;
1247             return TRUE;
1248
1249         case LVN_DELETEITEM:
1250             {
1251                 eventType = wxEVT_COMMAND_LIST_DELETE_ITEM;
1252                 NM_LISTVIEW* hdr = (NM_LISTVIEW*)lParam;
1253                 event.m_itemIndex = hdr->iItem;
1254                 break;
1255             }
1256         case LVN_ENDLABELEDIT:
1257             {
1258                 eventType = wxEVT_COMMAND_LIST_END_LABEL_EDIT;
1259                 LV_DISPINFO *info = (LV_DISPINFO *)lParam;
1260                 wxConvertFromMSWListItem(this, event.m_item, info->item, GetHwnd());
1261                 if ( info->item.pszText == NULL || info->item.iItem == -1 )
1262                     event.m_cancelled = TRUE;
1263                 break;
1264             }
1265         case LVN_GETDISPINFO:
1266                 return FALSE;
1267
1268                 // this provokes stack overflow: indeed, wxConvertFromMSWListItem()
1269                 // sends us WM_NOTIFY! As it doesn't do anything for now, just leave
1270                 // it out.
1271 #if 0
1272             {
1273                 // TODO: some text buffering here, I think
1274                 // TODO: API for getting Windows to retrieve values
1275                 // on demand.
1276                 eventType = wxEVT_COMMAND_LIST_GET_INFO;
1277                 LV_DISPINFO *info = (LV_DISPINFO *)lParam;
1278                 wxConvertFromMSWListItem(this, event.m_item, info->item, GetHwnd());
1279                 break;
1280             }
1281 #endif // 0
1282
1283         case LVN_INSERTITEM:
1284             {
1285                 eventType = wxEVT_COMMAND_LIST_INSERT_ITEM;
1286                 NM_LISTVIEW* hdr = (NM_LISTVIEW*)lParam;
1287                 event.m_itemIndex = hdr->iItem;
1288                 break;
1289             }
1290         case LVN_ITEMCHANGED:
1291             {
1292                 // This needs to be sent to wxListCtrl as a rather more
1293                 // concrete event. For now, just detect a selection
1294                 // or deselection.
1295                 NM_LISTVIEW* hdr = (NM_LISTVIEW*)lParam;
1296                 if ( (hdr->uNewState & LVIS_SELECTED) && !(hdr->uOldState & LVIS_SELECTED) )
1297                 {
1298                     eventType = wxEVT_COMMAND_LIST_ITEM_SELECTED;
1299                     event.m_itemIndex = hdr->iItem;
1300                 }
1301                 else if ( !(hdr->uNewState & LVIS_SELECTED) && (hdr->uOldState & LVIS_SELECTED) )
1302                 {
1303                     eventType = wxEVT_COMMAND_LIST_ITEM_DESELECTED;
1304                     event.m_itemIndex = hdr->iItem;
1305                 }
1306                 else
1307                     return FALSE;
1308                 break;
1309             }
1310
1311         case LVN_KEYDOWN:
1312             {
1313                 LV_KEYDOWN *info = (LV_KEYDOWN *)lParam;
1314                 WORD wVKey = info->wVKey;
1315
1316                 // get the current selection
1317                 long lItem = GetNextItem(-1,
1318                                          wxLIST_NEXT_ALL,
1319                                          wxLIST_STATE_SELECTED);
1320
1321                 // <Enter> or <Space> activate the selected item if any
1322                 if ( lItem != -1 && (wVKey == VK_RETURN || wVKey == VK_SPACE) )
1323                 {
1324                     // TODO this behaviour probably should be optional
1325                     eventType = wxEVT_COMMAND_LIST_ITEM_ACTIVATED;
1326                     event.m_itemIndex = lItem;
1327                 }
1328                 else
1329                 {
1330                     eventType = wxEVT_COMMAND_LIST_KEY_DOWN;
1331                     event.m_code = wxCharCodeMSWToWX(wVKey);
1332                 }
1333                 break;
1334             }
1335
1336         case NM_DBLCLK:
1337             // if the user processes it in wxEVT_COMMAND_LEFT_CLICK(), don't do
1338             // anything else
1339             if ( wxControl::MSWOnNotify(idCtrl, lParam, result) )
1340             {
1341                 return TRUE;
1342             }
1343
1344             // else translate it into wxEVT_COMMAND_LIST_ITEM_ACTIVATED event
1345             eventType = wxEVT_COMMAND_LIST_ITEM_ACTIVATED;
1346             break;
1347
1348         case LVN_SETDISPINFO:
1349             {
1350                 eventType = wxEVT_COMMAND_LIST_SET_INFO;
1351                 LV_DISPINFO *info = (LV_DISPINFO *)lParam;
1352                 wxConvertFromMSWListItem(this, event.m_item, info->item, GetHwnd());
1353                 break;
1354             }
1355
1356         default:
1357             return wxControl::MSWOnNotify(idCtrl, lParam, result);
1358     }
1359
1360     event.SetEventObject( this );
1361     event.SetEventType(eventType);
1362
1363     if ( !GetEventHandler()->ProcessEvent(event) )
1364         return FALSE;
1365
1366     if (hdr1->code == LVN_GETDISPINFO)
1367     {
1368         LV_DISPINFO *info = (LV_DISPINFO *)lParam;
1369         if ( info->item.mask & LVIF_TEXT )
1370         {
1371             if ( !event.m_item.m_text.IsNull() )
1372             {
1373                 info->item.pszText = AddPool(event.m_item.m_text);
1374                 info->item.cchTextMax = wxStrlen(info->item.pszText) + 1;
1375             }
1376         }
1377         //    wxConvertToMSWListItem(this, event.m_item, info->item);
1378     }
1379
1380     *result = !event.IsAllowed();
1381
1382     return TRUE;
1383 }
1384
1385 wxChar *wxListCtrl::AddPool(const wxString& str)
1386 {
1387     // Remove the first element if 3 strings exist
1388     if ( m_stringPool.Number() == 3 )
1389     {
1390         wxNode *node = m_stringPool.First();
1391         delete[] (char *)node->Data();
1392         delete node;
1393     }
1394     wxNode *node = m_stringPool.Add(WXSTRINGCAST str);
1395     return (wxChar *)node->Data();
1396 }
1397
1398 // ----------------------------------------------------------------------------
1399 // wxListItem
1400 // ----------------------------------------------------------------------------
1401
1402 // List item structure
1403 wxListItem::wxListItem()
1404 {
1405     m_mask = 0;
1406     m_itemId = 0;
1407     m_col = 0;
1408     m_state = 0;
1409     m_stateMask = 0;
1410     m_image = 0;
1411     m_data = 0;
1412
1413     m_format = wxLIST_FORMAT_CENTRE;
1414     m_width = 0;
1415 }
1416
1417 static void wxConvertFromMSWListItem(const wxListCtrl *ctrl, wxListItem& info, LV_ITEM& lvItem, HWND getFullInfo)
1418 {
1419     info.m_data = lvItem.lParam;
1420     info.m_mask = 0;
1421     info.m_state = 0;
1422     info.m_stateMask = 0;
1423     info.m_itemId = lvItem.iItem;
1424
1425     long oldMask = lvItem.mask;
1426
1427     bool needText = FALSE;
1428     if (getFullInfo != 0)
1429     {
1430         if ( lvItem.mask & LVIF_TEXT )
1431             needText = FALSE;
1432         else
1433             needText = TRUE;
1434
1435         if ( needText )
1436         {
1437             lvItem.pszText = new wxChar[513];
1438             lvItem.cchTextMax = 512;
1439         }
1440         //    lvItem.mask |= TVIF_HANDLE | TVIF_STATE | TVIF_TEXT | TVIF_IMAGE | TVIF_SELECTEDIMAGE | TVIF_CHILDREN | TVIF_PARAM;
1441         lvItem.mask |= LVIF_TEXT | LVIF_IMAGE | LVIF_PARAM;
1442         ::SendMessage(getFullInfo, LVM_GETITEM, 0, (LPARAM)& lvItem);
1443     }
1444
1445     if ( lvItem.mask & LVIF_STATE )
1446     {
1447         info.m_mask |= wxLIST_MASK_STATE;
1448
1449         if ( lvItem.stateMask & LVIS_CUT)
1450         {
1451             info.m_stateMask |= wxLIST_STATE_CUT;
1452             if ( lvItem.state & LVIS_CUT )
1453                 info.m_state |= wxLIST_STATE_CUT;
1454         }
1455         if ( lvItem.stateMask & LVIS_DROPHILITED)
1456         {
1457             info.m_stateMask |= wxLIST_STATE_DROPHILITED;
1458             if ( lvItem.state & LVIS_DROPHILITED )
1459                 info.m_state |= wxLIST_STATE_DROPHILITED;
1460         }
1461         if ( lvItem.stateMask & LVIS_FOCUSED)
1462         {
1463             info.m_stateMask |= wxLIST_STATE_FOCUSED;
1464             if ( lvItem.state & LVIS_FOCUSED )
1465                 info.m_state |= wxLIST_STATE_FOCUSED;
1466         }
1467         if ( lvItem.stateMask & LVIS_SELECTED)
1468         {
1469             info.m_stateMask |= wxLIST_STATE_SELECTED;
1470             if ( lvItem.state & LVIS_SELECTED )
1471                 info.m_state |= wxLIST_STATE_SELECTED;
1472         }
1473     }
1474
1475     if ( lvItem.mask & LVIF_TEXT )
1476     {
1477         info.m_mask |= wxLIST_MASK_TEXT;
1478         info.m_text = lvItem.pszText;
1479     }
1480     if ( lvItem.mask & LVIF_IMAGE )
1481     {
1482         info.m_mask |= wxLIST_MASK_IMAGE;
1483         info.m_image = lvItem.iImage;
1484     }
1485     if ( lvItem.mask & LVIF_PARAM )
1486         info.m_mask |= wxLIST_MASK_DATA;
1487     if ( lvItem.mask & LVIF_DI_SETITEM )
1488         info.m_mask |= wxLIST_SET_ITEM;
1489     info.m_col = lvItem.iSubItem;
1490
1491     if (needText)
1492     {
1493         if (lvItem.pszText)
1494             delete[] lvItem.pszText;
1495     }
1496     lvItem.mask = oldMask;
1497 }
1498
1499 static void wxConvertToMSWListItem(const wxListCtrl *ctrl, wxListItem& info, LV_ITEM& lvItem)
1500 {
1501     lvItem.iItem = (int) info.m_itemId;
1502
1503     lvItem.iImage = info.m_image;
1504     lvItem.lParam = info.m_data;
1505     lvItem.stateMask = 0;
1506     lvItem.state = 0;
1507     lvItem.mask = 0;
1508     lvItem.iSubItem = info.m_col;
1509
1510     if (info.m_mask & wxLIST_MASK_STATE)
1511     {
1512         lvItem.mask |= LVIF_STATE;
1513         if (info.m_stateMask & wxLIST_STATE_CUT)
1514         {
1515             lvItem.stateMask |= LVIS_CUT;
1516             if (info.m_state & wxLIST_STATE_CUT)
1517                 lvItem.state |= LVIS_CUT;
1518         }
1519         if (info.m_stateMask & wxLIST_STATE_DROPHILITED)
1520         {
1521             lvItem.stateMask |= LVIS_DROPHILITED;
1522             if (info.m_state & wxLIST_STATE_DROPHILITED)
1523                 lvItem.state |= LVIS_DROPHILITED;
1524         }
1525         if (info.m_stateMask & wxLIST_STATE_FOCUSED)
1526         {
1527             lvItem.stateMask |= LVIS_FOCUSED;
1528             if (info.m_state & wxLIST_STATE_FOCUSED)
1529                 lvItem.state |= LVIS_FOCUSED;
1530         }
1531         if (info.m_stateMask & wxLIST_STATE_SELECTED)
1532         {
1533             lvItem.stateMask |= LVIS_SELECTED;
1534             if (info.m_state & wxLIST_STATE_SELECTED)
1535                 lvItem.state |= LVIS_SELECTED;
1536         }
1537     }
1538
1539     if (info.m_mask & wxLIST_MASK_TEXT)
1540     {
1541         lvItem.mask |= LVIF_TEXT;
1542         if ( ctrl->GetWindowStyleFlag() & wxLC_USER_TEXT )
1543         {
1544             lvItem.pszText = LPSTR_TEXTCALLBACK;
1545         }
1546         else
1547         {
1548             lvItem.pszText = WXSTRINGCAST info.m_text;
1549             if ( lvItem.pszText )
1550                 lvItem.cchTextMax = info.m_text.Length();
1551             else
1552                 lvItem.cchTextMax = 0;
1553         }
1554     }
1555     if (info.m_mask & wxLIST_MASK_IMAGE)
1556         lvItem.mask |= LVIF_IMAGE;
1557     if (info.m_mask & wxLIST_MASK_DATA)
1558         lvItem.mask |= LVIF_PARAM;
1559 }
1560
1561 // ----------------------------------------------------------------------------
1562 // List event
1563 // ----------------------------------------------------------------------------
1564
1565 IMPLEMENT_DYNAMIC_CLASS(wxListEvent, wxNotifyEvent)
1566
1567 wxListEvent::wxListEvent(wxEventType commandType, int id)
1568            : wxNotifyEvent(commandType, id)
1569 {
1570     m_code = 0;
1571     m_itemIndex = 0;
1572     m_col = 0;
1573     m_cancelled = FALSE;
1574 }
1575
1576 #endif // __WIN95__
1577