X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/77ffb5937e89927b621128789401db8921fe580f..d35dce3a2e3ca417093eaa192f1e9e54e55a22ba:/src/msw/listctrl.cpp?ds=sidebyside diff --git a/src/msw/listctrl.cpp b/src/msw/listctrl.cpp index e8d9f5b28f..0d5621a969 100644 --- a/src/msw/listctrl.cpp +++ b/src/msw/listctrl.cpp @@ -6,7 +6,7 @@ // Created: 04/01/98 // RCS-ID: $Id$ // Copyright: (c) Julian Smart -// Licence: wxWidgets licence +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// // ============================================================================ @@ -45,7 +45,7 @@ #include "wx/msw/private.h" -#if defined(__WXWINCE__) +#if defined(__WXWINCE__) && !defined(__HANDHELDPC__) #include #include #if _WIN32_WCE < 400 @@ -121,7 +121,7 @@ public: // memcpy() can't work if the struct sizes are different wxCOMPILE_TIME_ASSERT( sizeof(LV_ITEM_OTHER) == sizeof(LV_ITEM_NATIVE), - CodeCantWorkIfDiffSizes); + CodeCantWorkIfDiffSizes); memcpy(&m_item, &item, sizeof(LV_ITEM_NATIVE)); @@ -221,8 +221,10 @@ DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT) DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_END_LABEL_EDIT) DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_DELETE_ITEM) DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS) +#if WXWIN_COMPATIBILITY_2_4 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_GET_INFO) DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_SET_INFO) +#endif DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_SELECTED) DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_DESELECTED) DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_KEY_DOWN) @@ -250,7 +252,7 @@ wxBEGIN_FLAGS( wxListCtrlStyle ) wxFLAGS_MEMBER(wxBORDER_RAISED) wxFLAGS_MEMBER(wxBORDER_STATIC) wxFLAGS_MEMBER(wxBORDER_NONE) - + // old style border flags wxFLAGS_MEMBER(wxSIMPLE_BORDER) wxFLAGS_MEMBER(wxSUNKEN_BORDER) @@ -289,7 +291,7 @@ wxEND_FLAGS( wxListCtrlStyle ) IMPLEMENT_DYNAMIC_CLASS_XTI(wxListCtrl, wxControl,"wx/listctrl.h") wxBEGIN_PROPERTIES_TABLE(wxListCtrl) - wxEVENT_PROPERTY( TextUpdated , wxEVT_COMMAND_TEXT_UPDATED , wxCommandEvent ) + wxEVENT_PROPERTY( TextUpdated , wxEVT_COMMAND_TEXT_UPDATED , wxCommandEvent ) wxPROPERTY_FLAGS( WindowStyle , wxListCtrlStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style wxEND_PROPERTIES_TABLE() @@ -297,7 +299,7 @@ wxEND_PROPERTIES_TABLE() wxBEGIN_HANDLERS_TABLE(wxListCtrl) wxEND_HANDLERS_TABLE() -wxCONSTRUCTOR_5( wxListCtrl , wxWindow* , Parent , wxWindowID , Id , wxPoint , Position , wxSize , Size , long , WindowStyle ) +wxCONSTRUCTOR_5( wxListCtrl , wxWindow* , Parent , wxWindowID , Id , wxPoint , Position , wxSize , Size , long , WindowStyle ) /* TODO : Expose more information of a list's layout etc. via appropriate objects (à la NotebookPageInfo) @@ -328,13 +330,13 @@ void wxListCtrl::Init() m_imageListNormal = NULL; m_imageListSmall = NULL; m_imageListState = NULL; - m_ownsImageListNormal = m_ownsImageListSmall = m_ownsImageListState = FALSE; + m_ownsImageListNormal = m_ownsImageListSmall = m_ownsImageListState = false; m_colCount = 0; m_count = 0; - m_ignoreChangeMessages = FALSE; + m_ignoreChangeMessages = false; m_textCtrl = NULL; - m_AnyInternalData = FALSE; - m_hasAnyAttr = FALSE; + m_AnyInternalData = false; + m_hasAnyAttr = false; } bool wxListCtrl::Create(wxWindow *parent, @@ -346,10 +348,10 @@ bool wxListCtrl::Create(wxWindow *parent, const wxString& name) { if ( !CreateControl(parent, id, pos, size, style, validator, name) ) - return FALSE; + return false; if ( !MSWCreateControl(WC_LISTVIEW, _T(""), pos, size) ) - return FALSE; + return false; // explicitly say that we want to use Unicode because otherwise we get ANSI // versions of _some_ messages (notably LVN_GETDISPINFOA) in MSLU build @@ -363,7 +365,7 @@ bool wxListCtrl::Create(wxWindow *parent, 0, LVS_EX_FULLROWSELECT); } - return TRUE; + return true; } WXDWORD wxListCtrl::MSWGetStyle(long style, WXDWORD *exstyle) const @@ -447,9 +449,17 @@ void wxListCtrl::UpdateStyle() // The new window view style DWORD dwStyleNew = MSWGetStyle(m_windowStyle, NULL); + // some styles are not returned by MSWGetStyle() + if ( IsShown() ) + dwStyleNew |= WS_VISIBLE; + // Get the current window style. DWORD dwStyleOld = ::GetWindowLong(GetHwnd(), GWL_STYLE); + // we don't have wxVSCROLL style, but the list control may have it, + // don't change it then + dwStyleNew |= dwStyleOld & (WS_HSCROLL | WS_VSCROLL); + // Only set the window style if the view bits have changed. if ( dwStyleOld != dwStyleNew ) { @@ -463,14 +473,15 @@ void wxListCtrl::FreeAllInternalData() if (m_AnyInternalData) { int n = GetItemCount(); - int i = 0; - m_ignoreChangeMessages = TRUE; - for (i = 0; i < n; i++) + m_ignoreChangeMessages = true; + for (int i = 0; i < n; i++) wxDeleteInternalData(this, i); - m_ignoreChangeMessages = FALSE; + m_ignoreChangeMessages = false; + + m_AnyInternalData = false; - m_AnyInternalData = FALSE; + m_count = 0; } } @@ -511,30 +522,25 @@ void wxListCtrl::SetSingleStyle(long style, bool add) flag = flag & ~wxLC_MASK_SORT; } - if ( flag & style ) - { - if ( !add ) - flag -= style; - } + if ( add ) + flag |= style; else - { - if ( add ) - { - flag |= style; - } - } - - m_windowStyle = flag; + flag &= ~style; - UpdateStyle(); + SetWindowStyleFlag(flag); } // Set the whole window style void wxListCtrl::SetWindowStyleFlag(long flag) { - m_windowStyle = flag; + if ( flag != m_windowStyle ) + { + m_windowStyle = flag; + + UpdateStyle(); - UpdateStyle(); + Refresh(); + } } // ---------------------------------------------------------------------------- @@ -556,18 +562,18 @@ wxListCtrl::GetClassDefaultAttributes(wxWindowVariant variant) bool wxListCtrl::SetForegroundColour(const wxColour& col) { if ( !wxWindow::SetForegroundColour(col) ) - return FALSE; + return false; ListView_SetTextColor(GetHwnd(), wxColourToRGB(col)); - return TRUE; + return true; } // Sets the background colour bool wxListCtrl::SetBackgroundColour(const wxColour& col) { if ( !wxWindow::SetBackgroundColour(col) ) - return FALSE; + return false; // we set the same colour for both the "empty" background and the items // background @@ -575,7 +581,7 @@ bool wxListCtrl::SetBackgroundColour(const wxColour& col) ListView_SetBkColor(GetHwnd(), color); ListView_SetTextBkColor(GetHwnd(), color); - return TRUE; + return true; } // Gets information about this column @@ -763,7 +769,7 @@ bool wxListCtrl::SetItem(wxListItem& info) if (! data) { // need to set it - m_AnyInternalData = TRUE; + m_AnyInternalData = true; data = new wxListItemInternalData(); item.lParam = (LPARAM) data; item.mask |= LVIF_PARAM; @@ -794,7 +800,7 @@ bool wxListCtrl::SetItem(wxListItem& info) { wxLogDebug(_T("ListView_SetItem() failed")); - return FALSE; + return false; } } @@ -804,10 +810,10 @@ bool wxListCtrl::SetItem(wxListItem& info) // check whether it has any custom attributes if ( info.HasAttributes() ) { - m_hasAnyAttr = TRUE; + m_hasAnyAttr = true; // if the colour has changed, we must redraw the item - updateNow = TRUE; + updateNow = true; } if ( updateNow ) @@ -816,7 +822,7 @@ bool wxListCtrl::SetItem(wxListItem& info) RefreshItem(item.iItem); } - return TRUE; + return true; } long wxListCtrl::SetItem(long index, int col, const wxString& label, int imageId) @@ -881,7 +887,7 @@ bool wxListCtrl::SetItemState(long item, long state, long stateMask) { wxLogLastError(_T("ListView_SetItemState")); - return FALSE; + return false; } if ( focusOld != -1 ) @@ -895,7 +901,7 @@ bool wxListCtrl::SetItemState(long item, long state, long stateMask) } } - return TRUE; + return true; } // Sets the item image @@ -936,7 +942,7 @@ void wxListCtrl::SetItemText(long item, const wxString& str) } // Gets the item data -long wxListCtrl::GetItemData(long item) const +wxUIntPtr wxListCtrl::GetItemData(long item) const { wxListItem info; @@ -1167,21 +1173,21 @@ void wxListCtrl::SetImageList(wxImageList *imageList, int which) flags = LVSIL_NORMAL; if (m_ownsImageListNormal) delete m_imageListNormal; m_imageListNormal = imageList; - m_ownsImageListNormal = FALSE; + m_ownsImageListNormal = false; } else if ( which == wxIMAGE_LIST_SMALL ) { flags = LVSIL_SMALL; if (m_ownsImageListSmall) delete m_imageListSmall; m_imageListSmall = imageList; - m_ownsImageListSmall = FALSE; + m_ownsImageListSmall = false; } else if ( which == wxIMAGE_LIST_STATE ) { flags = LVSIL_STATE; if (m_ownsImageListState) delete m_imageListState; m_imageListState = imageList; - m_ownsImageListState = FALSE; + m_ownsImageListState = false; } ListView_SetImageList(GetHwnd(), (HIMAGELIST) imageList ? imageList->GetHIMAGELIST() : 0, flags); } @@ -1190,11 +1196,11 @@ void wxListCtrl::AssignImageList(wxImageList *imageList, int which) { SetImageList(imageList, which); if ( which == wxIMAGE_LIST_NORMAL ) - m_ownsImageListNormal = TRUE; + m_ownsImageListNormal = true; else if ( which == wxIMAGE_LIST_SMALL ) - m_ownsImageListSmall = TRUE; + m_ownsImageListSmall = true; else if ( which == wxIMAGE_LIST_STATE ) - m_ownsImageListState = TRUE; + m_ownsImageListState = true; } // ---------------------------------------------------------------------------- @@ -1223,7 +1229,7 @@ bool wxListCtrl::DeleteItem(long item) if ( !ListView_DeleteItem(GetHwnd(), (int) item) ) { wxLogLastError(_T("ListView_DeleteItem")); - return FALSE; + return false; } m_count -= 1; @@ -1252,13 +1258,12 @@ bool wxListCtrl::DeleteItem(long item) RefreshRect(rectWin); } - return TRUE; + return true; } // Deletes all items bool wxListCtrl::DeleteAllItems() { - FreeAllInternalData(); return ListView_DeleteAllItems(GetHwnd()) != 0; } @@ -1271,7 +1276,7 @@ bool wxListCtrl::DeleteAllColumns() { wxLogLastError(wxT("ListView_DeleteColumn")); - return FALSE; + return false; } m_colCount--; @@ -1279,7 +1284,7 @@ bool wxListCtrl::DeleteAllColumns() wxASSERT_MSG( m_colCount == 0, wxT("no columns should be left") ); - return TRUE; + return true; } // Deletes a column @@ -1341,13 +1346,13 @@ bool wxListCtrl::EndEditLabel(bool WXUNUSED(cancel)) { wxFAIL_MSG( _T("not implemented") ); - return FALSE; + return false; } // Ensures this item is visible bool wxListCtrl::EnsureVisible(long item) { - return ListView_EnsureVisible(GetHwnd(), (int) item, FALSE) != 0; + return ListView_EnsureVisible(GetHwnd(), (int) item, FALSE) != FALSE; } // Find an item whose label matches this string, starting from the item after 'start' @@ -1374,7 +1379,7 @@ long wxListCtrl::FindItem(long start, const wxString& str, bool partial) // NOTE : Lindsay Mathieson - 14-July-2002 // No longer use ListView_FindItem as the data attribute is now stored // in a wxListItemInternalData structure refernced by the actual lParam -long wxListCtrl::FindItem(long start, long data) +long wxListCtrl::FindItem(long start, wxUIntPtr data) { long idx = start + 1; long count = GetItemCount(); @@ -1423,23 +1428,38 @@ long wxListCtrl::HitTest(const wxPoint& point, int& flags) ListView_HitTest(GetHwnd(), & hitTestInfo); flags = 0; + if ( hitTestInfo.flags & LVHT_ABOVE ) flags |= wxLIST_HITTEST_ABOVE; if ( hitTestInfo.flags & LVHT_BELOW ) flags |= wxLIST_HITTEST_BELOW; - if ( hitTestInfo.flags & LVHT_NOWHERE ) - flags |= wxLIST_HITTEST_NOWHERE; - if ( hitTestInfo.flags & LVHT_ONITEMICON ) - flags |= wxLIST_HITTEST_ONITEMICON; - if ( hitTestInfo.flags & LVHT_ONITEMLABEL ) - flags |= wxLIST_HITTEST_ONITEMLABEL; - if ( hitTestInfo.flags & LVHT_ONITEMSTATEICON ) - flags |= wxLIST_HITTEST_ONITEMSTATEICON; if ( hitTestInfo.flags & LVHT_TOLEFT ) flags |= wxLIST_HITTEST_TOLEFT; if ( hitTestInfo.flags & LVHT_TORIGHT ) flags |= wxLIST_HITTEST_TORIGHT; + if ( hitTestInfo.flags & LVHT_NOWHERE ) + flags |= wxLIST_HITTEST_NOWHERE; + + // note a bug or at least a very strange feature of comtl32.dll (tested + // with version 4.0 under Win95 and 6.0 under Win 2003): if you click to + // the right of the item label, ListView_HitTest() returns a combination of + // LVHT_ONITEMICON, LVHT_ONITEMLABEL and LVHT_ONITEMSTATEICON -- filter out + // the bits which don't make sense + if ( hitTestInfo.flags & LVHT_ONITEMLABEL ) + { + flags |= wxLIST_HITTEST_ONITEMLABEL; + + // do not translate LVHT_ONITEMICON here, as per above + } + else + { + if ( hitTestInfo.flags & LVHT_ONITEMICON ) + flags |= wxLIST_HITTEST_ONITEMICON; + if ( hitTestInfo.flags & LVHT_ONITEMSTATEICON ) + flags |= wxLIST_HITTEST_ONITEMSTATEICON; + } + return (long) hitTestInfo.iItem; } @@ -1457,7 +1477,7 @@ long wxListCtrl::InsertItem(wxListItem& info) bool needInternalData = ((info.m_mask & wxLIST_MASK_DATA) || info.HasAttributes()); if (needInternalData) { - m_AnyInternalData = TRUE; + m_AnyInternalData = true; item.mask |= LVIF_PARAM; // internal stucture that manages data @@ -1474,7 +1494,7 @@ long wxListCtrl::InsertItem(wxListItem& info) data->attr = new wxListItemAttr(*info.GetAttributes()); // and remember that we have some now... - m_hasAnyAttr = TRUE; + m_hasAnyAttr = true; } }; @@ -1571,10 +1591,10 @@ bool wxListCtrl::ScrollList(int dx, int dy) { wxLogDebug(_T("ListView_Scroll(%d, %d) failed"), dx, dy); - return FALSE; + return false; } - return TRUE; + return true; } // Sort items. @@ -1626,10 +1646,10 @@ bool wxListCtrl::SortItems(wxListCtrlCompare fn, long data) { wxLogDebug(_T("ListView_SortItems() failed")); - return FALSE; + return false; } - return TRUE; + return true; } @@ -1645,17 +1665,17 @@ bool wxListCtrl::MSWCommand(WXUINT cmd, WXWORD id) wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, id); event.SetEventObject( this ); ProcessCommand(event); - return TRUE; + return true; } else if (cmd == EN_KILLFOCUS) { wxCommandEvent event(wxEVT_KILL_FOCUS, id); event.SetEventObject( this ); ProcessCommand(event); - return TRUE; + return true; } else - return FALSE; + return false; } bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) @@ -1720,7 +1740,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) event.m_col = nmHDR->iItem; break; -#if defined(__WXWINCE__) && _WIN32_WCE < 400 +#if defined(__WXWINCE__) && !defined(__HANDHELDPC__) && _WIN32_WCE < 400 case GN_CONTEXTMENU: #endif //__WXWINCE__ case NM_RCLICK: @@ -1734,17 +1754,17 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) // where did the click occur? POINT ptClick; -#if defined(__WXWINCE__) && _WIN32_WCE < 400 +#if defined(__WXWINCE__) && !defined(__HANDHELDPC__) && _WIN32_WCE < 400 if(nmhdr->code == GN_CONTEXTMENU) { ptClick = ((NMRGINFO*)nmhdr)->ptAction; - } else + } else #endif //__WXWINCE__ if ( !::GetCursorPos(&ptClick) ) { wxLogLastError(_T("GetCursorPos")); } - if ( !::ScreenToClient(hwndHdr, &ptClick) ) + if ( !::ScreenToClient(GetHwnd(), &ptClick) ) { wxLogLastError(_T("ScreenToClient(listctrl header)")); } @@ -1770,20 +1790,15 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) break; case HDN_GETDISPINFOW: - { - LPNMHDDISPINFOW info = (LPNMHDDISPINFOW) lParam; - // This is a fix for a strange bug under XP. - // Normally, info->iItem is a valid index, but - // sometimes this is a silly (large) number - // and when we return FALSE via wxControl::MSWOnNotify - // to indicate that it hasn't yet been processed, - // there's a GPF in Windows. - // By returning TRUE here, we avoid further processing - // of this strange message. - if ( (unsigned)info->iItem >= (unsigned)GetColumnCount() ) - return TRUE; - } - // fall through + // letting Windows XP handle this message results in mysterious + // crashes in comctl32.dll seemingly because of bad message + // parameters + // + // I have no idea what is the real cause of the bug (which is, + // just to make things interesting, is impossible to reproduce + // reliably) but ignoring all these messages does fix it and + // doesn't seem to have any negative consequences + return true; default: return wxControl::MSWOnNotify(idCtrl, lParam, result); @@ -1805,7 +1820,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) if ( m_ignoreChangeMessages && ( (nmLV->hdr.code == LVN_ITEMCHANGED) || (nmLV->hdr.code == LVN_ITEMCHANGING))) { - return TRUE; + return true; } @@ -1904,7 +1919,6 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) break; case LVN_DELETEALLITEMS: - m_count = 0; eventType = wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS; event.m_itemIndex = -1; break; @@ -1913,7 +1927,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) if (m_count == 0) // this should be prevented by the post-processing code below, // but "just in case" - return FALSE; + return false; eventType = wxEVT_COMMAND_LIST_DELETE_ITEM; event.m_itemIndex = iItem; @@ -1921,6 +1935,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) wxDeleteInternalData(this, iItem); break; +#if WXWIN_COMPATIBILITY_2_4 case LVN_SETDISPINFO: { eventType = wxEVT_COMMAND_LIST_SET_INFO; @@ -1928,6 +1943,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) wxConvertFromMSWListItem(GetHwnd(), event.m_item, info->item); } break; +#endif case LVN_INSERTITEM: eventType = wxEVT_COMMAND_LIST_INSERT_ITEM; @@ -1986,7 +2002,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) if ( eventType == wxEVT_NULL ) { // not an interesting event for us - return FALSE; + return false; } break; @@ -2037,7 +2053,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) // anything else if ( wxControl::MSWOnNotify(idCtrl, lParam, result) ) { - return TRUE; + return true; } // else translate it into wxEVT_COMMAND_LIST_ITEM_ACTIVATED event @@ -2045,7 +2061,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) if ( iItem == -1 ) { // not on item - return FALSE; + return false; } eventType = wxEVT_COMMAND_LIST_ITEM_ACTIVATED; @@ -2054,7 +2070,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) event.m_item.m_data = GetItemData(iItem); break; -#if defined(__WXWINCE__) && _WIN32_WCE < 400 +#if defined(__WXWINCE__) && !defined(__HANDHELDPC__) && _WIN32_WCE < 400 case GN_CONTEXTMENU: #endif //__WXWINCE__ case NM_RCLICK: @@ -2062,17 +2078,17 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) // don't do anything else if ( wxControl::MSWOnNotify(idCtrl, lParam, result) ) { - return TRUE; + return true; } // else translate it into wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK event LV_HITTESTINFO lvhti; wxZeroMemory(lvhti); -#if defined(__WXWINCE__) && _WIN32_WCE < 400 +#if defined(__WXWINCE__) && !defined(__HANDHELDPC__) && _WIN32_WCE < 400 if(nmhdr->code == GN_CONTEXTMENU) { lvhti.pt = ((NMRGINFO*)nmhdr)->ptAction; - } else + } else #endif //__WXWINCE__ ::GetCursorPos(&(lvhti.pt)); ::ScreenToClient(GetHwnd(),&(lvhti.pt)); @@ -2092,7 +2108,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) case NM_CUSTOMDRAW: *result = OnCustomDraw(lParam); - return TRUE; + return true; #endif // _WIN32_IE >= 0x300 case LVN_ODCACHEHINT: @@ -2106,7 +2122,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) // deleting an item, for items in invalid range -- filter // this garbage out if ( cacheHint->iFrom > cacheHint->iTo ) - return FALSE; + return false; event.m_oldItemIndex = cacheHint->iFrom; @@ -2143,7 +2159,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) wxASSERT_MSG( !(lvi.mask & LVIF_STATE), _T("we don't support state callbacks yet!") ); - return TRUE; + return true; } // fall through @@ -2154,7 +2170,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) else { // where did this one come from? - return FALSE; + return false; } // process the event @@ -2169,11 +2185,15 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) switch ( nmhdr->code ) { case LVN_DELETEALLITEMS: - // always return TRUE to suppress all additional LVN_DELETEITEM + // always return true to suppress all additional LVN_DELETEITEM // notifications - this makes deleting all items from a list ctrl // much faster *result = TRUE; - return TRUE; + + // also, we may free all user data now (couldn't do it before as + // the user should have access to it in OnDeleteAllItems() handler) + FreeAllInternalData(); + return true; case LVN_ENDLABELEDITA: case LVN_ENDLABELEDITW: @@ -2191,7 +2211,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) m_textCtrl = NULL; } - return TRUE; + return true; } if ( processed ) @@ -2313,7 +2333,6 @@ void wxListCtrl::OnPaint(wxPaintEvent& event) wxSize clientSize = GetClientSize(); wxRect itemRect; - int cy=0; int itemCount = GetItemCount(); int i; @@ -2324,7 +2343,7 @@ void wxListCtrl::OnPaint(wxPaintEvent& event) { if (GetItemRect(i, itemRect)) { - cy = itemRect.GetTop(); + int cy = itemRect.GetTop(); if (i != 0) // Don't draw the first one { dc.DrawLine(0, cy, clientSize.x, cy); @@ -2373,9 +2392,9 @@ wxString wxListCtrl::OnGetItemText(long WXUNUSED(item), long WXUNUSED(col)) cons int wxListCtrl::OnGetItemImage(long WXUNUSED(item)) const { - // same as above - wxFAIL_MSG( _T("wxListCtrl::OnGetItemImage not supposed to be called") ); - + wxCHECK_MSG(!GetImageList(wxIMAGE_LIST_SMALL), + -1, + wxT("List control has an image list, OnGetItemImage should be overridden.")); return -1; } @@ -2495,13 +2514,13 @@ static void wxConvertFromMSWListItem(HWND hwndListCtrl, long oldMask = lvItem.mask; - bool needText = FALSE; + bool needText = false; if (hwndListCtrl != 0) { if ( lvItem.mask & LVIF_TEXT ) - needText = FALSE; + needText = false; else - needText = TRUE; + needText = true; if ( needText ) {