/* const */ LV_ITEM& lvItem);
// convert our wxListItem to LV_COLUMN
-static void wxConvertToMSWListCol(int col, const wxListItem& item,
+static void wxConvertToMSWListCol(HWND hwndList,
+ int col,
+ const wxListItem& item,
LV_COLUMN& lvCol);
// ----------------------------------------------------------------------------
// Get the internal data structure
static wxListItemInternalData *wxGetInternalData(HWND hwnd, long itemId);
static wxListItemInternalData *wxGetInternalData(const wxListCtrl *ctl, long itemId);
-static wxListItemAttr *wxGetInternalDataAttr(wxListCtrl *ctl, long itemId);
+static wxListItemAttr *wxGetInternalDataAttr(const wxListCtrl *ctl, long itemId);
static void wxDeleteInternalData(wxListCtrl* ctl, long itemId);
bool wxListCtrl::SetColumn(int col, const wxListItem& item)
{
LV_COLUMN lvCol;
- wxConvertToMSWListCol(col, item, lvCol);
+ wxConvertToMSWListCol(GetHwnd(), col, item, lvCol);
return ListView_SetColumn(GetHwnd(), col, &lvCol) != 0;
}
}
// End label editing, optionally cancelling the edit
-bool wxListCtrl::EndEditLabel(bool WXUNUSED(cancel))
+bool wxListCtrl::EndEditLabel(bool cancel)
{
- wxFAIL_MSG( _T("not implemented") );
-
- return false;
+ // m_textCtrl is not always ready, ie. in EVT_LIST_BEGIN_LABEL_EDIT
+ HWND hwnd = ListView_GetEditControl(GetHwnd());
+ bool b = (hwnd != NULL);
+ if (b)
+ {
+ if (cancel)
+ ::SetWindowText(hwnd, wxEmptyString); // dubious but better than nothing
+ if (m_textCtrl)
+ {
+ m_textCtrl->UnsubclassWin();
+ m_textCtrl->SetHWND(0);
+ delete m_textCtrl;
+ m_textCtrl = NULL;
+ }
+ ::DestroyWindow(hwnd);
+ }
+ return b;
}
// Ensures this item is visible
long wxListCtrl::InsertColumn(long col, const wxListItem& item)
{
LV_COLUMN lvCol;
- wxConvertToMSWListCol(col, item, lvCol);
+ wxConvertToMSWListCol(GetHwnd(), col, item, lvCol);
if ( !(lvCol.mask & LVCF_WIDTH) )
{
case NM_CUSTOMDRAW:
*result = OnCustomDraw(lParam);
- return true;
+ return *result != CDRF_DODEFAULT;
#endif // _WIN32_IE >= 0x300
case LVN_ODCACHEHINT:
return processed;
}
+// ----------------------------------------------------------------------------
+// custom draw stuff
+// ----------------------------------------------------------------------------
+
// see comment at the end of wxListCtrl::GetColumn()
#ifdef NM_CUSTOMDRAW // _WIN32_IE >= 0x0300
+static RECT GetCustomDrawnItemRect(const NMCUSTOMDRAW& nmcd)
+{
+ RECT rc;
+ ListView_GetItemRect(nmcd.hdr.hwndFrom, nmcd.dwItemSpec, &rc, LVIR_BOUNDS);
+
+ RECT rcIcon;
+ ListView_GetItemRect(nmcd.hdr.hwndFrom, nmcd.dwItemSpec, &rcIcon, LVIR_ICON);
+
+ // exclude the icon part, neither the selection background nor focus rect
+ // should cover it
+ rc.left = rcIcon.right;
+
+ return rc;
+}
+
+static void HandleSubItemPrepaint(LPNMLVCUSTOMDRAW pLVCD, HFONT hfont)
+{
+ NMCUSTOMDRAW& nmcd = pLVCD->nmcd;
+
+ HDC hdc = nmcd.hdc;
+ HWND hwndList = nmcd.hdr.hwndFrom;
+ const DWORD item = nmcd.dwItemSpec;
+
+
+ // the font must be valid, otherwise we wouldn't be painting the item at all
+ SelectInHDC selFont(hdc, hfont);
+
+ // get the rectangle to paint
+ RECT rc;
+ ListView_GetSubItemRect(hwndList, item, pLVCD->iSubItem, LVIR_BOUNDS, &rc);
+ if ( !pLVCD->iSubItem )
+ {
+ // broken ListView_GetSubItemRect() returns the entire item rect for
+ // 0th subitem while we really need just the part for this column
+ RECT rc2;
+ ListView_GetSubItemRect(hwndList, item, 1, LVIR_BOUNDS, &rc2);
+
+ rc.right = rc2.left;
+ rc.left += 4;
+ }
+ else // not first subitem
+ {
+ rc.left += 6;
+ }
+
+ // get the image and text to draw
+ wxChar text[512];
+ LV_ITEM it;
+ wxZeroMemory(it);
+ it.mask = LVIF_TEXT | LVIF_IMAGE;
+ it.iItem = item;
+ it.iSubItem = pLVCD->iSubItem;
+ it.pszText = text;
+ it.cchTextMax = WXSIZEOF(text);
+ ListView_GetItem(hwndList, &it);
+
+ if ( it.iImage != -1 )
+ {
+ HIMAGELIST himl = ListView_GetImageList(hwndList, LVSIL_SMALL);
+
+ ImageList_Draw(himl, it.iImage, hdc, rc.left, rc.top,
+ nmcd.uItemState & CDIS_SELECTED ? ILD_SELECTED
+ : ILD_TRANSPARENT);
+
+ int wImage, hImage;
+ ImageList_GetIconSize(himl, &wImage, &hImage);
+
+ rc.left += wImage + 2;
+ }
+
+ ::SetBkMode(hdc, TRANSPARENT);
+
+ // TODO: support for centred/right aligned columns
+ ::DrawText(hdc, text, -1, &rc,
+#ifndef __WXWINCE__
+ DT_WORD_ELLIPSIS |
+#endif // __WXWINCE__
+ DT_NOPREFIX | DT_SINGLELINE | DT_VCENTER);
+}
+
+static void HandleItemPostpaint(NMCUSTOMDRAW nmcd)
+{
+ if ( nmcd.uItemState & CDIS_FOCUS )
+ {
+ RECT rc = GetCustomDrawnItemRect(nmcd);
+
+ // don't use the provided HDC, it's in some strange state by now
+ ::DrawFocusRect(WindowHDC(nmcd.hdr.hwndFrom), &rc);
+ }
+}
+
+// pLVCD->clrText and clrTextBk should contain the colours to use
+static void HandleItemPaint(LPNMLVCUSTOMDRAW pLVCD, HFONT hfont)
+{
+ NMCUSTOMDRAW& nmcd = pLVCD->nmcd; // just a shortcut
+
+ HWND hwndList = nmcd.hdr.hwndFrom;
+
+ // unfortunately we can't trust CDIS_SELECTED, it is often set even when
+ // the item is not at all selected for some reason (comctl32 6), but we
+ // also can't always trust ListView_GetItem() as it could return the old
+ // item status if we're called just after the (de)selection, so remember
+ // the last item to gain selection and also check for it here
+ for ( int i = -1;; )
+ {
+ i = ListView_GetNextItem(hwndList, i, LVNI_SELECTED);
+ if ( i == -1 )
+ {
+ nmcd.uItemState &= ~CDIS_SELECTED;
+ break;
+ }
+
+ if ( (DWORD)i == nmcd.dwItemSpec )
+ {
+ nmcd.uItemState |= CDIS_SELECTED;
+ break;
+ }
+ }
+
+ if ( nmcd.uItemState & CDIS_SELECTED )
+ {
+ int syscolFg, syscolBg;
+ if ( ::GetFocus() == hwndList )
+ {
+ syscolFg = COLOR_HIGHLIGHTTEXT;
+ syscolBg = COLOR_HIGHLIGHT;
+ }
+ else // selected but unfocused
+ {
+ syscolFg = COLOR_WINDOWTEXT;
+ syscolBg = COLOR_BTNFACE;
+
+ // don't grey out the icon in this case neither
+ nmcd.uItemState &= ~CDIS_SELECTED;
+ }
+
+ pLVCD->clrText = ::GetSysColor(syscolFg);
+ pLVCD->clrTextBk = ::GetSysColor(syscolBg);
+ }
+ //else: not selected, use normal colours from pLVCD
+
+ HDC hdc = nmcd.hdc;
+ RECT rc = GetCustomDrawnItemRect(nmcd);
+
+ ::SetTextColor(hdc, pLVCD->clrText);
+ ::FillRect(hdc, &rc, AutoHBRUSH(pLVCD->clrTextBk));
+
+ // we could use CDRF_NOTIFYSUBITEMDRAW here but it results in weird repaint
+ // problems so just draw everything except the focus rect from here instead
+ const int colCount = Header_GetItemCount(ListView_GetHeader(hwndList));
+ for ( int col = 0; col < colCount; col++ )
+ {
+ pLVCD->iSubItem = col;
+ HandleSubItemPrepaint(pLVCD, hfont);
+ }
+
+ HandleItemPostpaint(nmcd);
+}
+
+static WXLPARAM HandleItemPrepaint(wxListCtrl *listctrl,
+ LPNMLVCUSTOMDRAW pLVCD,
+ wxListItemAttr *attr)
+{
+ if ( !attr )
+ {
+ // nothing to do for this item
+ return CDRF_DODEFAULT;
+ }
+
+
+ // set the colours to use for text drawing
+ pLVCD->clrText = wxColourToRGB(attr->HasTextColour()
+ ? attr->GetTextColour()
+ : listctrl->GetTextColour());
+ pLVCD->clrTextBk = wxColourToRGB(attr->HasBackgroundColour()
+ ? attr->GetBackgroundColour()
+ : listctrl->GetBackgroundColour());
+
+ // select the font if non default one is specified
+ if ( attr->HasFont() )
+ {
+ wxFont font = attr->GetFont();
+ if ( font.GetEncoding() != wxFONTENCODING_SYSTEM )
+ {
+ // the standard control ignores the font encoding/charset, at least
+ // with recent comctl32.dll versions (5 and 6, it uses to work with
+ // 4.something) so we have to draw the item entirely ourselves in
+ // this case
+ HandleItemPaint(pLVCD, GetHfontOf(font));
+ return CDRF_SKIPDEFAULT;
+ }
+
+ ::SelectObject(pLVCD->nmcd.hdc, GetHfontOf(font));
+
+ return CDRF_NEWFONT;
+ }
+
+ return CDRF_DODEFAULT;
+}
+
WXLPARAM wxListCtrl::OnCustomDraw(WXLPARAM lParam)
{
- LPNMLVCUSTOMDRAW lplvcd = (LPNMLVCUSTOMDRAW)lParam;
- NMCUSTOMDRAW& nmcd = lplvcd->nmcd;
+ LPNMLVCUSTOMDRAW pLVCD = (LPNMLVCUSTOMDRAW)lParam;
+ NMCUSTOMDRAW& nmcd = pLVCD->nmcd;
switch ( nmcd.dwDrawStage )
{
case CDDS_PREPAINT:
//
// 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;
+ if ( IsVirtual() || m_hasAnyAttr )
+ return CDRF_NOTIFYITEMDRAW;
+ break;
case CDDS_ITEMPREPAINT:
- {
- size_t item = (size_t)nmcd.dwItemSpec;
- if ( item >= (size_t)GetItemCount() )
- {
- // we get this message with item == 0 for an empty control,
- // we must ignore it as calling OnGetItemAttr() would be
- // wrong
- return CDRF_DODEFAULT;
- }
-
- wxListItemAttr *attr =
- IsVirtual() ? OnGetItemAttr(item)
- : wxGetInternalDataAttr(this, 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();
- }
+ const int item = nmcd.dwItemSpec;
- 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
+ // we get this message with item == 0 for an empty control, we
+ // must ignore it as calling OnGetItemAttr() would be wrong
+ if ( item < 0 || item >= GetItemCount() )
+ break;
- default:
- return CDRF_DODEFAULT;
+ return HandleItemPrepaint(this, pLVCD, DoGetItemAttr(item));
}
+
+ return CDRF_DODEFAULT;
}
#endif // NM_CUSTOMDRAW supported
// Necessary for drawing hrules and vrules, if specified
void wxListCtrl::OnPaint(wxPaintEvent& event)
{
+ bool drawHRules = HasFlag(wxLC_HRULES);
+ bool drawVRules = HasFlag(wxLC_VRULES);
+
+ if (!InReportView() || !drawHRules && !drawVRules)
+ {
+ event.Skip();
+ return;
+ }
+
wxPaintDC dc(this);
wxControl::OnPaint(event);
// Reset the device origin since it may have been set
dc.SetDeviceOrigin(0, 0);
- bool drawHRules = HasFlag(wxLC_HRULES);
- bool drawVRules = HasFlag(wxLC_VRULES);
-
- if (!InReportView() || !drawHRules && !drawVRules)
- return;
-
wxPen pen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DLIGHT), 1, wxSOLID);
dc.SetPen(pen);
dc.SetBrush(* wxTRANSPARENT_BRUSH);
return NULL;
}
+wxListItemAttr *wxListCtrl::DoGetItemAttr(long item) const
+{
+ return IsVirtual() ? OnGetItemAttr(item)
+ : wxGetInternalDataAttr(this, item);
+}
+
void wxListCtrl::SetItemCount(long count)
{
wxASSERT_MSG( IsVirtual(), _T("this is for virtual controls only") );
return wxGetInternalData(GetHwndOf(ctl), itemId);
}
-static wxListItemAttr *wxGetInternalDataAttr(wxListCtrl *ctl, long itemId)
+static
+wxListItemAttr *wxGetInternalDataAttr(const wxListCtrl *ctl, long itemId)
{
wxListItemInternalData *data = wxGetInternalData(ctl, itemId);
lvItem.mask |= LVIF_IMAGE;
}
-static void wxConvertToMSWListCol(int WXUNUSED(col), const wxListItem& item,
+static void wxConvertToMSWListCol(HWND hwndList,
+ int col,
+ const wxListItem& item,
LV_COLUMN& lvCol)
{
wxZeroMemory(lvCol);
{
if ( wxTheApp->GetComCtl32Version() >= 470 )
{
- lvCol.mask |= LVCF_IMAGE | LVCF_FMT;
+ lvCol.mask |= LVCF_IMAGE;
- // we use LVCFMT_BITMAP_ON_RIGHT because thei mages on the right
+ // we use LVCFMT_BITMAP_ON_RIGHT because the images on the right
// seem to be generally nicer than on the left and the generic
// version only draws them on the right (we don't have a flag to
// specify the image location anyhow)
// we don't use LVCFMT_COL_HAS_IMAGES because it doesn't seem to
// make any difference in my tests -- but maybe we should?
if ( item.m_image != -1 )
+ {
+ // as we're going to overwrite the format field, get its
+ // current value first -- unless we want to overwrite it anyhow
+ if ( !(lvCol.mask & LVCF_FMT) )
+ {
+ LV_COLUMN lvColOld;
+ wxZeroMemory(lvColOld);
+ lvColOld.mask = LVCF_FMT;
+ if ( ListView_GetColumn(hwndList, col, &lvColOld) )
+ {
+ lvCol.fmt = lvColOld.fmt;
+ }
+
+ lvCol.mask |= LVCF_FMT;
+ }
+
lvCol.fmt |= LVCFMT_BITMAP_ON_RIGHT | LVCFMT_IMAGE;
+ }
lvCol.iImage = item.m_image;
}
projects / wxWidgets.git / blobdiff