X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c42404a58eac2c9eb0557565a471a794c387a715..491b5be8305968871bc289453ed088a70c3de044:/src/msw/listctrl.cpp?ds=inline diff --git a/src/msw/listctrl.cpp b/src/msw/listctrl.cpp index f747968d69..ddc46eb6d3 100644 --- a/src/msw/listctrl.cpp +++ b/src/msw/listctrl.cpp @@ -29,18 +29,23 @@ #pragma hdrstop #endif +#if wxUSE_LISTCTRL && defined(__WIN95__) + #ifndef WX_PRECOMP - #include "wx/wx.h" + #include "wx/app.h" + #include "wx/intl.h" + #include "wx/log.h" + #include "wx/settings.h" #endif -#ifdef __WIN95__ - +#include "wx/textctrl.h" +#include "wx/imaglist.h" #include "wx/listctrl.h" -#include "wx/log.h" +#include "wx/dcclient.h" #include "wx/msw/private.h" -#ifdef __GNUWIN32_OLD__ +#if ((defined(__GNUWIN32_OLD__) || defined(__TWIN32__)) && !defined(__CYGWIN10__)) #include "wx/msw/gnuwin32/extra.h" #else #include @@ -51,6 +56,18 @@ (LVHT_ONITEMICON | LVHT_ONITEMLABEL | LVHT_ONITEMSTATEICON) #endif +#ifndef LVM_SETEXTENDEDLISTVIEWSTYLE + #define LVM_SETEXTENDEDLISTVIEWSTYLE (0x1000 + 54) +#endif + +#ifndef LVS_EX_FULLROWSELECT + #define LVS_EX_FULLROWSELECT 0x00000020 +#endif + +#ifndef LVS_OWNERDATA + #define LVS_OWNERDATA 0x1000 +#endif + // ---------------------------------------------------------------------------- // private functions // ---------------------------------------------------------------------------- @@ -59,12 +76,33 @@ static void wxConvertToMSWListItem(const wxListCtrl *ctrl, wxListItem& info, LV_ static void wxConvertFromMSWListItem(const wxListCtrl *ctrl, wxListItem& info, LV_ITEM& tvItem, HWND getFullInfo = 0); // ---------------------------------------------------------------------------- -// macros +// events // ---------------------------------------------------------------------------- +DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_BEGIN_DRAG) +DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_BEGIN_RDRAG) +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) +DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_GET_INFO) +DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_SET_INFO) +DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_SELECTED) +DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_DESELECTED) +DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_KEY_DOWN) +DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_INSERT_ITEM) +DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_COL_CLICK) +DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK) +DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_MIDDLE_CLICK) +DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_ACTIVATED) + IMPLEMENT_DYNAMIC_CLASS(wxListCtrl, wxControl) IMPLEMENT_DYNAMIC_CLASS(wxListItem, wxObject) +BEGIN_EVENT_TABLE(wxListCtrl, wxControl) + EVT_PAINT(wxListCtrl::OnPaint) +END_EVENT_TABLE() + // ============================================================================ // implementation // ============================================================================ @@ -113,6 +151,7 @@ void wxListCtrl::Init() m_imageListNormal = NULL; m_imageListSmall = NULL; m_imageListState = NULL; + m_ownsImageListNormal = m_ownsImageListSmall = m_ownsImageListState = FALSE; m_baseStyle = 0; m_colCount = 0; m_textCtrl = NULL; @@ -155,6 +194,10 @@ bool wxListCtrl::Create(wxWindow *parent, DWORD wstyle = WS_VISIBLE | WS_CHILD | WS_TABSTOP | LVS_SHAREIMAGELISTS | LVS_SHOWSELALWAYS; + + if ( m_windowStyle & wxCLIP_SIBLINGS ) + wstyle |= WS_CLIPSIBLINGS; + if ( wxStyleHasBorder(m_windowStyle) ) wstyle |= WS_BORDER; m_baseStyle = wstyle; @@ -196,20 +239,18 @@ bool wxListCtrl::DoCreateControl(int x, int y, int w, int h) if ( !m_hWnd ) { - wxLogError(wxT("Can't create list control window.")); + wxLogError(_("Can't create list control window, check that comctl32.dll is installed.")); return FALSE; } // for comctl32.dll v 4.70+ we want to have this attribute because it's // prettier (and also because wxGTK does it like this) -#ifdef ListView_SetExtendedListViewStyle - if ( wstyle & LVS_REPORT ) + if ( (wstyle & LVS_REPORT) && wxTheApp->GetComCtl32Version() >= 470 ) { - ListView_SetExtendedListViewStyle(GetHwnd(), - LVS_EX_FULLROWSELECT); + ::SendMessage(GetHwnd(), LVM_SETEXTENDEDLISTVIEWSTYLE, + 0, LVS_EX_FULLROWSELECT); } -#endif // ListView_SetExtendedListViewStyle SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW)); SetForegroundColour(GetParent()->GetForegroundColour()); @@ -264,11 +305,15 @@ wxListCtrl::~wxListCtrl() if ( m_textCtrl ) { - m_textCtrl->UnsubclassWin(); m_textCtrl->SetHWND(0); + m_textCtrl->UnsubclassWin(); delete m_textCtrl; m_textCtrl = NULL; } + + if (m_ownsImageListNormal) delete m_imageListNormal; + if (m_ownsImageListSmall) delete m_imageListSmall; + if (m_ownsImageListState) delete m_imageListState; } // ---------------------------------------------------------------------------- @@ -383,12 +428,6 @@ long wxListCtrl::ConvertToMSWStyle(long& oldStyle, long style) const if ( style & wxLC_AUTOARRANGE ) wstyle |= LVS_AUTOARRANGE; - // Apparently, no such style (documentation wrong?) - /* - if ( style & wxLC_BUTTON ) - wstyle |= LVS_BUTTON; - */ - if ( style & wxLC_NO_SORT_HEADER ) wstyle |= LVS_NOSORTHEADER; @@ -415,6 +454,21 @@ long wxListCtrl::ConvertToMSWStyle(long& oldStyle, long style) const wstyle |= LVS_SORTDESCENDING; } + if ( style & wxLC_VIRTUAL ) + { + int ver = wxTheApp->GetComCtl32Version(); + if ( ver < 470 ) + { + wxLogWarning(_("Please install a newer version of comctl32.dll\n" + "(at least version 4.70 is required but you have " + "%d.%02d)\n" + "or this program won't operate correctly."), + ver / 100, ver % 100); + } + + wstyle |= LVS_OWNERDATA; + } + return wstyle; } @@ -588,6 +642,9 @@ bool wxListCtrl::GetItem(wxListItem& info) const if (info.m_mask & wxLIST_MASK_DATA) lvItem.mask |= LVIF_PARAM; + if (info.m_mask & wxLIST_MASK_IMAGE) + lvItem.mask |= LVIF_IMAGE; + if ( info.m_mask & wxLIST_MASK_STATE ) { lvItem.mask |= LVIF_STATE; @@ -618,23 +675,40 @@ bool wxListCtrl::SetItem(wxListItem& info) LV_ITEM item; wxConvertToMSWListItem(this, info, item); + item.cchTextMax = 0; + if ( !ListView_SetItem(GetHwnd(), &item) ) + { + wxLogDebug(_T("ListView_SetItem() failed")); + + return FALSE; + } + + // we need to update the item immediately to show the new image + bool updateNow = (info.m_mask & wxLIST_MASK_IMAGE) != 0; + // check whether it has any custom attributes if ( info.HasAttributes() ) { - m_attrs.Put(item.iItem, (wxObject *)new wxListItemAttr(*info.GetAttributes())); + wxListItemAttr *attr = (wxListItemAttr *)m_attrs.Get(item.iItem); + + if ( attr == NULL ) + m_attrs.Put(item.iItem, (wxObject *)new wxListItemAttr(*info.GetAttributes())); + else + *attr = *info.GetAttributes(); m_hasAnyAttr = TRUE; + + // if the colour has changed, we must redraw the item + updateNow = TRUE; } - item.cchTextMax = 0; - bool ok = ListView_SetItem(GetHwnd(), &item) != 0; - if ( ok && (info.m_mask & wxLIST_MASK_IMAGE) ) + if ( updateNow ) { - // make the change visible + // we need this to make the change visible right now ListView_Update(GetHwnd(), item.iItem); } - return ok; + return TRUE; } long wxListCtrl::SetItem(long index, int col, const wxString& label, int imageId) @@ -682,7 +756,7 @@ bool wxListCtrl::SetItemState(long item, long state, long stateMask) } // Sets the item image -bool wxListCtrl::SetItemImage(long item, int image, int selImage) +bool wxListCtrl::SetItemImage(long item, int image, int WXUNUSED(selImage)) { wxListItem info; @@ -765,7 +839,7 @@ bool wxListCtrl::GetItemRect(long item, wxRect& rect, int code) const rect.x = rect2.left; rect.y = rect2.top; rect.width = rect2.right - rect2.left; - rect.height = rect2.bottom - rect2.left; + rect.height = rect2.bottom - rect2.top; return success; } @@ -886,21 +960,38 @@ void wxListCtrl::SetImageList(wxImageList *imageList, int which) if ( which == wxIMAGE_LIST_NORMAL ) { flags = LVSIL_NORMAL; + if (m_ownsImageListNormal) delete m_imageListNormal; m_imageListNormal = imageList; + m_ownsImageListNormal = FALSE; } else if ( which == wxIMAGE_LIST_SMALL ) { flags = LVSIL_SMALL; + if (m_ownsImageListSmall) delete m_imageListSmall; m_imageListSmall = imageList; + m_ownsImageListSmall = FALSE; } else if ( which == wxIMAGE_LIST_STATE ) { flags = LVSIL_STATE; + if (m_ownsImageListState) delete m_imageListState; m_imageListState = imageList; + m_ownsImageListState = FALSE; } ListView_SetImageList(GetHwnd(), (HIMAGELIST) imageList ? imageList->GetHIMAGELIST() : 0, flags); } +void wxListCtrl::AssignImageList(wxImageList *imageList, int which) +{ + SetImageList(imageList, which); + if ( which == wxIMAGE_LIST_NORMAL ) + m_ownsImageListNormal = TRUE; + else if ( which == wxIMAGE_LIST_SMALL ) + m_ownsImageListSmall = TRUE; + else if ( which == wxIMAGE_LIST_STATE ) + m_ownsImageListState = TRUE; +} + // ---------------------------------------------------------------------------- // Operations // ---------------------------------------------------------------------------- @@ -940,7 +1031,7 @@ bool wxListCtrl::DeleteAllColumns() { if ( ListView_DeleteColumn(GetHwnd(), 0) == 0 ) { - wxLogLastError("ListView_DeleteColumn"); + wxLogLastError(wxT("ListView_DeleteColumn")); return FALSE; } @@ -975,12 +1066,14 @@ wxTextCtrl* wxListCtrl::EditLabel(long item, wxClassInfo* textControlClass) { wxASSERT( (textControlClass->IsKindOf(CLASSINFO(wxTextCtrl))) ); + // VS: ListView_EditLabel requires that the list has focus. + SetFocus(); HWND hWnd = (HWND) ListView_EditLabel(GetHwnd(), item); if (m_textCtrl) { - m_textCtrl->UnsubclassWin(); m_textCtrl->SetHWND(0); + m_textCtrl->UnsubclassWin(); delete m_textCtrl; m_textCtrl = NULL; } @@ -993,31 +1086,17 @@ wxTextCtrl* wxListCtrl::EditLabel(long item, wxClassInfo* textControlClass) } // End label editing, optionally cancelling the edit -bool wxListCtrl::EndEditLabel(bool cancel) -{ - wxFAIL; - - /* I don't know how to implement this: there's no such macro as ListView_EndEditLabelNow. - * ??? - bool success = (ListView_EndEditLabelNow(GetHwnd(), cancel) != 0); - - if (m_textCtrl) - { - m_textCtrl->UnsubclassWin(); - m_textCtrl->SetHWND(0); - delete m_textCtrl; - m_textCtrl = NULL; - } - return success; - */ +bool wxListCtrl::EndEditLabel(bool WXUNUSED(cancel)) +{ + wxFAIL_MSG( _T("not implemented") ); + 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) != 0; } // Find an item whose label matches this string, starting from the item after 'start' @@ -1028,10 +1107,15 @@ long wxListCtrl::FindItem(long start, const wxString& str, bool partial) findInfo.flags = LVFI_STRING; if ( partial ) - findInfo.flags |= LVFI_STRING; - findInfo.psz = WXSTRINGCAST str; + findInfo.flags |= LVFI_PARTIAL; + findInfo.psz = str; - return ListView_FindItem(GetHwnd(), (int) start, & findInfo); + // ListView_FindItem() excludes the first item from search and to look + // through all the items you need to start from -1 which is unnatural and + // inconsistent with the generic version - so we adjust the index + if (start != -1) + start --; + return ListView_FindItem(GetHwnd(), (int) start, &findInfo); } // Find an item whose data matches this data, starting from the item after 'start' @@ -1104,13 +1188,23 @@ long wxListCtrl::HitTest(const wxPoint& point, int& flags) // -1 otherwise. long wxListCtrl::InsertItem(wxListItem& info) { + wxASSERT_MSG( !IsVirtual(), _T("can't be used with virtual controls") ); + LV_ITEM item; wxConvertToMSWListItem(this, info, item); // check whether it has any custom attributes if ( info.HasAttributes() ) { - m_attrs.Put(item.iItem, (wxObject *)new wxListItemAttr(*info.GetAttributes())); + + wxListItemAttr *attr; + attr = (wxListItemAttr*) m_attrs.Get(item.iItem); + + if (attr == NULL) + + m_attrs.Put(item.iItem, (wxObject *)new wxListItemAttr(*info.GetAttributes())); + + else *attr = *info.GetAttributes(); m_hasAnyAttr = TRUE; } @@ -1283,7 +1377,15 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) wxListEvent event(wxEVT_NULL, m_windowId); wxEventType eventType = wxEVT_NULL; + NMHDR *nmhdr = (NMHDR *)lParam; + + // almost all messages use NM_LISTVIEW + NM_LISTVIEW *nmLV = (NM_LISTVIEW *)nmhdr; + + // this is true for almost all events + event.m_item.m_data = nmLV->lParam; + switch ( nmhdr->code ) { case LVN_BEGINRDRAG: @@ -1296,12 +1398,9 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) eventType = wxEVT_COMMAND_LIST_BEGIN_DRAG; } - { - NM_LISTVIEW *hdr = (NM_LISTVIEW *)lParam; - event.m_itemIndex = hdr->iItem; - event.m_pointDrag.x = hdr->ptAction.x; - event.m_pointDrag.y = hdr->ptAction.y; - } + event.m_itemIndex = nmLV->iItem; + event.m_pointDrag.x = nmLV->ptAction.x; + event.m_pointDrag.y = nmLV->ptAction.y; break; case LVN_BEGINLABELEDIT: @@ -1309,17 +1408,15 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) eventType = wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT; LV_DISPINFO *info = (LV_DISPINFO *)lParam; wxConvertFromMSWListItem(this, event.m_item, info->item, GetHwnd()); - break; + event.m_itemIndex = event.m_item.m_itemId; } + break; case LVN_COLUMNCLICK: - { - eventType = wxEVT_COMMAND_LIST_COL_CLICK; - NM_LISTVIEW* hdr = (NM_LISTVIEW*)lParam; - event.m_itemIndex = -1; - event.m_col = hdr->iSubItem; - break; - } + eventType = wxEVT_COMMAND_LIST_COL_CLICK; + event.m_itemIndex = -1; + event.m_col = nmLV->iSubItem; + break; case LVN_DELETEALLITEMS: eventType = wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS; @@ -1330,15 +1427,12 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) break; case LVN_DELETEITEM: - { - eventType = wxEVT_COMMAND_LIST_DELETE_ITEM; - NM_LISTVIEW* hdr = (NM_LISTVIEW*)lParam; - event.m_itemIndex = hdr->iItem; + eventType = wxEVT_COMMAND_LIST_DELETE_ITEM; + event.m_itemIndex = nmLV->iItem; - if ( m_hasAnyAttr ) - { - delete (wxListItemAttr *)m_attrs.Delete(hdr->iItem); - } + if ( m_hasAnyAttr ) + { + delete (wxListItemAttr *)m_attrs.Delete(nmLV->iItem); } break; @@ -1349,6 +1443,8 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) wxConvertFromMSWListItem(this, event.m_item, info->item); if ( info->item.pszText == NULL || info->item.iItem == -1 ) return FALSE; + + event.m_itemIndex = event.m_item.m_itemId; } break; @@ -1360,52 +1456,29 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) } break; - case LVN_GETDISPINFO: - // this provokes stack overflow: indeed, wxConvertFromMSWListItem() - // sends us WM_NOTIFY! As it doesn't do anything for now, just leave - // it out. -#if 0 + case LVN_INSERTITEM: + eventType = wxEVT_COMMAND_LIST_INSERT_ITEM; + event.m_itemIndex = nmLV->iItem; + break; + + case LVN_ITEMCHANGED: + // This needs to be sent to wxListCtrl as a rather more concrete + // event. For now, just detect a selection or deselection. + if ( (nmLV->uNewState & LVIS_SELECTED) && !(nmLV->uOldState & LVIS_SELECTED) ) { - // TODO: some text buffering here, I think - // TODO: API for getting Windows to retrieve values - // on demand. - eventType = wxEVT_COMMAND_LIST_GET_INFO; - LV_DISPINFO *info = (LV_DISPINFO *)lParam; - wxConvertFromMSWListItem(this, event.m_item, info->item, GetHwnd()); - break; + eventType = wxEVT_COMMAND_LIST_ITEM_SELECTED; + event.m_itemIndex = nmLV->iItem; } -#endif // 0 - return FALSE; - - - case LVN_INSERTITEM: + else if ( !(nmLV->uNewState & LVIS_SELECTED) && (nmLV->uOldState & LVIS_SELECTED) ) { - eventType = wxEVT_COMMAND_LIST_INSERT_ITEM; - NM_LISTVIEW* hdr = (NM_LISTVIEW*)lParam; - event.m_itemIndex = hdr->iItem; - break; + eventType = wxEVT_COMMAND_LIST_ITEM_DESELECTED; + event.m_itemIndex = nmLV->iItem; } - - case LVN_ITEMCHANGED: + else { - // This needs to be sent to wxListCtrl as a rather more - // concrete event. For now, just detect a selection - // or deselection. - NM_LISTVIEW* hdr = (NM_LISTVIEW*)lParam; - if ( (hdr->uNewState & LVIS_SELECTED) && !(hdr->uOldState & LVIS_SELECTED) ) - { - eventType = wxEVT_COMMAND_LIST_ITEM_SELECTED; - event.m_itemIndex = hdr->iItem; - } - else if ( !(hdr->uNewState & LVIS_SELECTED) && (hdr->uOldState & LVIS_SELECTED) ) - { - eventType = wxEVT_COMMAND_LIST_ITEM_DESELECTED; - event.m_itemIndex = hdr->iItem; - } - else - return FALSE; - break; + return FALSE; } + break; case LVN_KEYDOWN: { @@ -1417,20 +1490,32 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED); - // or activate the selected item if any - if ( lItem != -1 && (wVKey == VK_RETURN || wVKey == VK_SPACE) ) + // or activate the selected item if any (but + // not with Shift and/or Ctrl as then they have a predefined + // meaning for the list view) + if ( lItem != -1 && + (wVKey == VK_RETURN || wVKey == VK_SPACE) && + !(wxIsShiftDown() || wxIsCtrlDown()) ) { - // TODO this behaviour probably should be optional eventType = wxEVT_COMMAND_LIST_ITEM_ACTIVATED; - event.m_itemIndex = lItem; } else { eventType = wxEVT_COMMAND_LIST_KEY_DOWN; event.m_code = wxCharCodeMSWToWX(wVKey); } - break; + + event.m_itemIndex = + event.m_item.m_itemId = lItem; + + if ( lItem != -1 ) + { + // fill the other fields too + event.m_item.m_text = GetItemText(lItem); + event.m_item.m_data = GetItemData(lItem); + } } + break; case NM_DBLCLK: // if the user processes it in wxEVT_COMMAND_LEFT_CLICK(), don't do @@ -1442,46 +1527,49 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) // else translate it into wxEVT_COMMAND_LIST_ITEM_ACTIVATED event // if it happened on an item (and not on empty place) + if ( nmLV->iItem == -1 ) { - NM_LISTVIEW* hdr = (NM_LISTVIEW*)lParam; - if ( hdr->iItem == -1 ) - { - // not on item - return FALSE; - } - - eventType = wxEVT_COMMAND_LIST_ITEM_ACTIVATED; - event.m_itemIndex = hdr->iItem; + // not on item + return FALSE; } + + eventType = wxEVT_COMMAND_LIST_ITEM_ACTIVATED; + event.m_itemIndex = nmLV->iItem; + event.m_item.m_text = GetItemText(nmLV->iItem); + event.m_item.m_data = GetItemData(nmLV->iItem); break; case NM_RCLICK: - /* TECH NOTE: NM_RCLICK isn't really good enough here. We want to - subclass and check for the actual WM_RBUTTONDOWN message, because - NM_RCLICK waits for the WM_RBUTTONUP message as well before firing off. - We want to have notify events for both down -and- up. */ - { - // if the user processes it in wxEVT_COMMAND_RIGHT_CLICK(), don't do - // anything else - if ( wxControl::MSWOnNotify(idCtrl, lParam, result) ) { - return TRUE; - } + /* TECH NOTE: NM_RCLICK isn't really good enough here. We want to + subclass and check for the actual WM_RBUTTONDOWN message, + because NM_RCLICK waits for the WM_RBUTTONUP message as well + before firing off. We want to have notify events for both down + -and- up. */ + { + // if the user processes it in wxEVT_COMMAND_RIGHT_CLICK(), + // don't do anything else + if ( wxControl::MSWOnNotify(idCtrl, lParam, result) ) + { + return TRUE; + } - // else translate it into wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK event - LV_HITTESTINFO lvhti; - wxZeroMemory(lvhti); + // else translate it into wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK event + LV_HITTESTINFO lvhti; + wxZeroMemory(lvhti); - ::GetCursorPos(&(lvhti.pt)); - ::ScreenToClient(GetHwnd(),&(lvhti.pt)); - if ( ListView_HitTest(GetHwnd(),&lvhti) != -1 ) - { - if ( lvhti.flags & LVHT_ONITEM ) + ::GetCursorPos(&(lvhti.pt)); + ::ScreenToClient(GetHwnd(),&(lvhti.pt)); + if ( ListView_HitTest(GetHwnd(),&lvhti) != -1 ) { - eventType = wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK; - event.m_itemIndex = lvhti.iItem; + if ( lvhti.flags & LVHT_ONITEM ) + { + eventType = wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK; + event.m_itemIndex = lvhti.iItem; + event.m_pointDrag.x = lvhti.pt.x; + event.m_pointDrag.y = lvhti.pt.y; + } } } - } break; #if 0 @@ -1504,86 +1592,38 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) #if defined(_WIN32_IE) && _WIN32_IE >= 0x300 case NM_CUSTOMDRAW: + *result = OnCustomDraw(lParam); + + return TRUE; +#endif // _WIN32_IE >= 0x300 + + case LVN_GETDISPINFO: + if ( IsVirtual() ) { - LPNMLVCUSTOMDRAW lplvcd = (LPNMLVCUSTOMDRAW)lParam; - NMCUSTOMDRAW& nmcd = lplvcd->nmcd; - switch( nmcd.dwDrawStage ) + LV_DISPINFO *info = (LV_DISPINFO *)lParam; + + LV_ITEM& lvi = info->item; + long item = lvi.iItem; + + if ( lvi.mask & LVIF_TEXT ) { - case CDDS_PREPAINT: - // if we've got any items with non standard attributes, - // notify us before painting each item - *result = m_hasAnyAttr ? CDRF_NOTIFYITEMDRAW - : CDRF_DODEFAULT; - return TRUE; - - case CDDS_ITEMPREPAINT: - { - wxListItemAttr *attr = - (wxListItemAttr *)m_attrs.Get(nmcd.dwItemSpec); - - if ( !attr ) - { - // nothing to do for this item - return CDRF_DODEFAULT; - } - - HFONT hFont; - wxColour colText, colBack; - if ( attr->HasFont() ) - { - wxFont font = attr->GetFont(); - hFont = (HFONT)font.GetResourceHandle(); - } - else - { - hFont = 0; - } - - if ( attr->HasTextColour() ) - { - colText = attr->GetTextColour(); - } - else - { - colText = GetTextColour(); - } - - if ( attr->HasBackgroundColour() ) - { - colBack = attr->GetBackgroundColour(); - } - else - { - colBack = GetBackgroundColour(); - } - - // note that if we wanted to set colours for - // individual columns (subitems), we would have - // returned CDRF_NOTIFYSUBITEMREDRAW from here - if ( hFont ) - { - ::SelectObject(nmcd.hdc, hFont); - - *result = CDRF_NEWFONT; - } - else - { - *result = CDRF_DODEFAULT; - } - - lplvcd->clrText = wxColourToRGB(colText); - lplvcd->clrTextBk = wxColourToRGB(colBack); - - return TRUE; - } - - default: - *result = CDRF_DODEFAULT; - return TRUE; + wxString text = OnGetItemText(item, lvi.iSubItem); + wxStrncpy(lvi.pszText, text, lvi.cchTextMax); } + + if ( lvi.mask & LVIF_IMAGE ) + { + lvi.iImage = OnGetItemImage(item); + } + + // a little dose of healthy paranoia: as we never use + // LVM_SETCALLBACKMASK we're not supposed to get these ones + wxASSERT_MSG( !(lvi.mask & LVIF_STATE), + _T("we don't support state callbacks yet!") ); + + return TRUE; } - break; -#endif // _WIN32_IE >= 0x300 + // fall through default: return wxControl::MSWOnNotify(idCtrl, lParam, result); @@ -1601,7 +1641,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) // post processing // --------------- - switch ( (int)nmhdr->code ) + switch ( nmhdr->code ) { case LVN_DELETEALLITEMS: // always return TRUE to suppress all additional LVN_DELETEITEM @@ -1611,20 +1651,6 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) return TRUE; - case LVN_GETDISPINFO: - { - LV_DISPINFO *info = (LV_DISPINFO *)lParam; - if ( info->item.mask & LVIF_TEXT ) - { - if ( !event.m_item.m_text.IsNull() ) - { - info->item.pszText = AddPool(event.m_item.m_text); - info->item.cchTextMax = wxStrlen(info->item.pszText) + 1; - } - } - // wxConvertToMSWListItem(this, event.m_item, info->item); - break; - } case LVN_ENDLABELEDIT: { *result = event.IsAllowed(); @@ -1637,17 +1663,191 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) return TRUE; } -wxChar *wxListCtrl::AddPool(const wxString& str) +#if defined(_WIN32_IE) && _WIN32_IE >= 0x300 + +WXLPARAM wxListCtrl::OnCustomDraw(WXLPARAM lParam) +{ + LPNMLVCUSTOMDRAW lplvcd = (LPNMLVCUSTOMDRAW)lParam; + NMCUSTOMDRAW& nmcd = lplvcd->nmcd; + switch ( nmcd.dwDrawStage ) + { + case CDDS_PREPAINT: + // if we've got any items with non standard attributes, + // notify us before painting each item + // + // for virtual controls, always suppose that we have attributes as + // there is no way to check for this + return IsVirtual() || m_hasAnyAttr ? CDRF_NOTIFYITEMDRAW + : CDRF_DODEFAULT; + + case CDDS_ITEMPREPAINT: + { + size_t item = (size_t)nmcd.dwItemSpec; + wxListItemAttr *attr = + IsVirtual() ? OnGetItemAttr(item) + : (wxListItemAttr *)m_attrs.Get(item); + + if ( !attr ) + { + // nothing to do for this item + return CDRF_DODEFAULT; + } + + HFONT hFont; + wxColour colText, colBack; + if ( attr->HasFont() ) + { + wxFont font = attr->GetFont(); + hFont = (HFONT)font.GetResourceHandle(); + } + else + { + hFont = 0; + } + + if ( attr->HasTextColour() ) + { + colText = attr->GetTextColour(); + } + else + { + colText = GetTextColour(); + } + + if ( attr->HasBackgroundColour() ) + { + colBack = attr->GetBackgroundColour(); + } + else + { + colBack = GetBackgroundColour(); + } + + lplvcd->clrText = wxColourToRGB(colText); + lplvcd->clrTextBk = wxColourToRGB(colBack); + + // note that if we wanted to set colours for + // individual columns (subitems), we would have + // returned CDRF_NOTIFYSUBITEMREDRAW from here + if ( hFont ) + { + ::SelectObject(nmcd.hdc, hFont); + + return CDRF_NEWFONT; + } + } + // fall through to return CDRF_DODEFAULT + + default: + return CDRF_DODEFAULT; + } +} + +#endif // NM_CUSTOMDRAW supported + +// Necessary for drawing hrules and vrules, if specified +void wxListCtrl::OnPaint(wxPaintEvent& event) +{ + wxPaintDC dc(this); + + wxControl::OnPaint(event); + + // Reset the device origin since it may have been set + dc.SetDeviceOrigin(0, 0); + + bool drawHRules = ((GetWindowStyle() & wxLC_HRULES) != 0); + bool drawVRules = ((GetWindowStyle() & wxLC_VRULES) != 0); + + if (!drawHRules && !drawVRules) + return; + if ((GetWindowStyle() & wxLC_REPORT) == 0) + return; + + wxPen pen(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DLIGHT), 1, wxSOLID); + dc.SetPen(pen); + dc.SetBrush(* wxTRANSPARENT_BRUSH); + + wxSize clientSize = GetClientSize(); + wxRect itemRect; + int cy=0; + + int itemCount = GetItemCount(); + int i; + for (i = 0; i < itemCount; i++) + { + if (GetItemRect(i, itemRect)) + { + cy = itemRect.GetTop(); + if (i != 0) // Don't draw the first one + { + dc.DrawLine(0, cy, clientSize.x, cy); + } + // Draw last line + if (i == (GetItemCount() - 1)) + { + cy = itemRect.GetBottom(); + dc.DrawLine(0, cy, clientSize.x, cy); + } + } + } + i = (GetItemCount() - 1); + if (drawVRules && (i > -1)) + { + wxRect firstItemRect; + GetItemRect(0, firstItemRect); + + if (GetItemRect(i, itemRect)) + { + int col; + int x = itemRect.GetX(); + for (col = 0; col < GetColumnCount(); col++) + { + int colWidth = GetColumnWidth(col); + x += colWidth ; + dc.DrawLine(x, firstItemRect.GetY() - 2, x, itemRect.GetBottom()); + } + } + } +} + +// ---------------------------------------------------------------------------- +// virtual list controls +// ---------------------------------------------------------------------------- + +wxString wxListCtrl::OnGetItemText(long item, long col) const { - // Remove the first element if 3 strings exist - if ( m_stringPool.Number() == 3 ) + // this is a pure virtual function, in fact - which is not really pure + // because the controls which are not virtual don't need to implement it + wxFAIL_MSG( _T("not supposed to be called") ); + + return wxEmptyString; +} + +int wxListCtrl::OnGetItemImage(long item) const +{ + // same as above + wxFAIL_MSG( _T("not supposed to be called") ); + + return -1; +} + +wxListItemAttr *wxListCtrl::OnGetItemAttr(long item) const +{ + wxASSERT_MSG( item >= 0 && item < GetItemCount(), + _T("invalid item index in OnGetItemAttr()") ); + + // no attributes by default + return NULL; +} + +void wxListCtrl::SetItemCount(long count) +{ + wxASSERT_MSG( IsVirtual(), _T("this is for virtual controls only") ); + + if ( !::SendMessage(GetHwnd(), LVM_SETITEMCOUNT, (WPARAM)count, 0) ) { - wxNode *node = m_stringPool.First(); - delete[] (char *)node->Data(); - delete node; + wxLogLastError(_T("ListView_SetItemCount")); } - wxNode *node = m_stringPool.Add(WXSTRINGCAST str); - return (wxChar *)node->Data(); } // ---------------------------------------------------------------------------- @@ -1694,7 +1894,7 @@ void wxListItem::ClearAttributes() m_attr = NULL; } -static void wxConvertFromMSWListItem(const wxListCtrl *ctrl, wxListItem& info, LV_ITEM& lvItem, HWND getFullInfo) +static void wxConvertFromMSWListItem(const wxListCtrl *WXUNUSED(ctrl), wxListItem& info, LV_ITEM& lvItem, HWND getFullInfo) { info.m_data = lvItem.lParam; info.m_mask = 0; @@ -1825,7 +2025,8 @@ static void wxConvertToMSWListItem(const wxListCtrl *ctrl, wxListItem& info, LV_ } else { - lvItem.pszText = WXSTRINGCAST info.m_text; + // pszText is not const, hence the cast + lvItem.pszText = (wxChar *)info.m_text.c_str(); if ( lvItem.pszText ) lvItem.cchTextMax = info.m_text.Length(); else @@ -1854,5 +2055,4 @@ wxListEvent::wxListEvent(wxEventType commandType, int id) m_cancelled = FALSE; } -#endif // __WIN95__ - +#endif // wxUSE_LISTCTRL