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