#endif
#include "wx/imaglist.h"
+#include "wx/vector.h"
#include "wx/msw/private.h"
const wxListItem& item,
LV_COLUMN& lvCol);
+namespace
+{
+
+// replacement for ListView_GetSubItemRect() which provokes warnings like
+// "the address of 'rc' will always evaluate as 'true'" when used with mingw32
+// 4.3+
+//
+// this function does no error checking on item and subitem parameters, notice
+// that subitem 0 means the whole item so there is no way to retrieve the
+// rectangle of the first subitem using this function, in particular notice
+// that the index is *not* 1-based, in spite of what MSDN says
+inline bool
+wxGetListCtrlSubItemRect(HWND hwnd, int item, int subitem, int flags, RECT& rect)
+{
+ rect.top = subitem;
+ rect.left = flags;
+ return ::SendMessage(hwnd, LVM_GETSUBITEMRECT, item, (LPARAM)&rect) != 0;
+}
+
+inline bool
+wxGetListCtrlItemRect(HWND hwnd, int item, int flags, RECT& rect)
+{
+ return wxGetListCtrlSubItemRect(hwnd, item, 0, flags, rect);
+}
+
+} // anonymous namespace
+
// ----------------------------------------------------------------------------
// private helper classes
// ----------------------------------------------------------------------------
// columns order
// ----------------------------------------------------------------------------
-int wxListCtrl::GetColumnOrder(int col) const
+int wxListCtrl::GetColumnIndexFromOrder(int order) const
{
const int numCols = GetColumnCount();
- wxCHECK_MSG( col >= 0 && col < numCols, -1, _T("Col index out of bounds") );
+ wxCHECK_MSG( order >= 0 && order < numCols, -1,
+ _T("Column position out of bounds") );
wxArrayInt indexArray(numCols);
-
if ( !ListView_GetColumnOrderArray(GetHwnd(), numCols, &indexArray[0]) )
return -1;
- return indexArray[col];
+ return indexArray[order];
}
-int wxListCtrl::GetColumnIndexFromOrder(int order) const
+int wxListCtrl::GetColumnOrder(int col) const
{
const int numCols = GetColumnCount();
- wxASSERT_MSG( order >= 0 && order < numCols, _T("Col order out of bounds") );
+ wxASSERT_MSG( col >= 0 && col < numCols, _T("Column index out of bounds") );
wxArrayInt indexArray(numCols);
-
if ( !ListView_GetColumnOrderArray(GetHwnd(), numCols, &indexArray[0]) )
return -1;
- for ( int col = 0; col < numCols; col++ )
+ for ( int pos = 0; pos < numCols; pos++ )
{
- if ( indexArray[col] == order )
- return col;
+ if ( indexArray[pos] == col )
+ return pos;
}
wxFAIL_MSG( _T("no column with with given order?") );
HWND hwndEdit = ListView_GetEditControl(GetHwnd());
if ( hwndEdit )
{
- wxListCtrl * const self = wx_const_cast(wxListCtrl *, this);
+ wxListCtrl * const self = const_cast<wxListCtrl *>(this);
if ( !m_textCtrl )
self->m_textCtrl = new wxTextCtrl;
wxRect wxListCtrl::GetViewRect() const
{
- wxASSERT_MSG( !HasFlag(wxLC_REPORT | wxLC_LIST),
- _T("wxListCtrl::GetViewRect() only works in icon mode") );
+ wxRect rect;
- RECT rc;
- if ( !ListView_GetViewRect(GetHwnd(), &rc) )
+ // ListView_GetViewRect() can only be used in icon and small icon views
+ // (this is documented in MSDN and, indeed, it returns bogus results in
+ // report view, at least with comctl32.dll v6 under Windows 2003)
+ if ( HasFlag(wxLC_ICON | wxLC_SMALL_ICON) )
{
- wxLogDebug(_T("ListView_GetViewRect() failed."));
+ RECT rc;
+ if ( !ListView_GetViewRect(GetHwnd(), &rc) )
+ {
+ wxLogDebug(_T("ListView_GetViewRect() failed."));
- wxZeroMemory(rc);
+ wxZeroMemory(rc);
+ }
+
+ wxCopyRECTToRect(rc, rect);
}
+ else if ( HasFlag(wxLC_REPORT) )
+ {
+ const long count = GetItemCount();
+ if ( count )
+ {
+ GetItemRect(wxMin(GetTopItem() + GetCountPerPage(), count - 1), rect);
- wxRect rect;
- wxCopyRECTToRect(rc, rect);
+ // extend the rectangle to start at the top (we include the column
+ // headers, if any, for compatibility with the generic version)
+ rect.height += rect.y;
+ rect.y = 0;
+ }
+ }
+ else
+ {
+ wxFAIL_MSG( _T("not implemented in this mode") );
+ }
return rect;
}
return GetSubItemRect( item, wxLIST_GETSUBITEMRECT_WHOLEITEM, rect, code) ;
}
-/*!
- * Retrieve coordinates and size of a specified subitem of a listview control.
- * This function only works if the listview control is in the report mode.
- *
- * @param item : Item number
- * @param subItem : Subitem or column number, use -1 for the whole row including
- * all columns or subitems
- * @param rect : A pointer to an allocated wxRect object
- * @param code : Specify the part of the subitem coordinates you need. Choices are
- * wxLIST_RECT_BOUNDS, wxLIST_RECT_ICON, wxLIST_RECT_LABEL
- *
- * @return bool : True if successful.
- */
bool wxListCtrl::GetSubItemRect(long item, long subItem, wxRect& rect, int code) const
{
- RECT rectWin;
+ // ListView_GetSubItemRect() doesn't do subItem error checking and returns
+ // true even for the out of range values of it (even if the results are
+ // completely bogus in this case), so we check item validity ourselves
+ wxCHECK_MSG( subItem == wxLIST_GETSUBITEMRECT_WHOLEITEM ||
+ (subItem >= 0 && subItem < GetColumnCount()),
+ false, _T("invalid sub item index") );
+
+ // use wxCHECK_MSG against "item" too, for coherency with the generic implementation:
+ wxCHECK_MSG( item >= 0 && item < GetItemCount(), false,
+ _T("invalid item in GetSubItemRect") );
int codeWin;
if ( code == wxLIST_RECT_BOUNDS )
codeWin = LVIR_BOUNDS;
}
- bool success;
- if( subItem == wxLIST_GETSUBITEMRECT_WHOLEITEM)
- {
- success = ListView_GetItemRect(GetHwnd(), (int) item, &rectWin, codeWin) != 0;
- }
- else if( subItem >= 0)
- {
- success = ListView_GetSubItemRect( GetHwnd(), (int) item, (int) subItem, codeWin, &rectWin) != 0;
- }
- else
+ RECT rectWin;
+ if ( !wxGetListCtrlSubItemRect
+ (
+ GetHwnd(),
+ item,
+ subItem == wxLIST_GETSUBITEMRECT_WHOLEITEM ? 0 : subItem,
+ codeWin,
+ rectWin
+ ) )
{
- wxFAIL_MSG( _T("incorrect subItem number in GetSubItemRect()") );
- return false;
+ return false;
}
- rect.x = rectWin.left;
- rect.y = rectWin.top;
- rect.width = rectWin.right - rectWin.left;
- rect.height = rectWin.bottom - rectWin.top;
+ wxCopyRECTToRect(rectWin, rect);
- return success;
+ // there is no way to retrieve the first sub item bounding rectangle using
+ // wxGetListCtrlSubItemRect() as 0 means the whole item, so we need to
+ // truncate it at first column ourselves
+ if ( subItem == 0 )
+ rect.width = GetColumnWidth(0);
+
+ return true;
}
if ( lvi.mask & LVIF_TEXT )
{
wxString text = OnGetItemText(item, lvi.iSubItem);
- wxStrncpy(lvi.pszText, text, lvi.cchTextMax);
+ wxStrlcpy(lvi.pszText, text.c_str(), lvi.cchTextMax);
}
// see comment at the end of wxListCtrl::GetColumn()
static RECT GetCustomDrawnItemRect(const NMCUSTOMDRAW& nmcd)
{
RECT rc;
- ListView_GetItemRect(nmcd.hdr.hwndFrom, nmcd.dwItemSpec, &rc, LVIR_BOUNDS);
+ wxGetListCtrlItemRect(nmcd.hdr.hwndFrom, nmcd.dwItemSpec, LVIR_BOUNDS, rc);
RECT rcIcon;
- ListView_GetItemRect(nmcd.hdr.hwndFrom, nmcd.dwItemSpec, &rcIcon, LVIR_ICON);
+ wxGetListCtrlItemRect(nmcd.hdr.hwndFrom, nmcd.dwItemSpec, LVIR_ICON, rcIcon);
// exclude the icon part, neither the selection background nor focus rect
// should cover it
SelectInHDC selFont(hdc, hfont);
// get the rectangle to paint
+ int subitem = colCount ? col + 1 : col;
RECT rc;
- ListView_GetSubItemRect(hwndList, item, col, LVIR_BOUNDS, &rc);
- if ( !col && colCount > 1 )
- {
- // 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;
- }
+ wxGetListCtrlSubItemRect(hwndList, item, subitem, LVIR_BOUNDS, rc);
+ rc.left += 6;
// get the image and text to draw
wxChar text[512];
// same thing for CDIS_FOCUS (except simpler as there is only one of them)
if ( ::GetFocus() == hwndList &&
- ListView_GetNextItem(hwndList, (WPARAM)-1, LVNI_FOCUSED) == item )
+ ListView_GetNextItem(hwndList, -1, LVNI_FOCUSED) == item )
{
nmcd.uItemState |= CDIS_FOCUS;
}
break;
case CDDS_ITEMPREPAINT:
+ // get a message for each subitem
+ return CDRF_NOTIFYITEMDRAW;
+
+ case CDDS_SUBITEM | CDDS_ITEMPREPAINT:
const int item = nmcd.dwItemSpec;
+ const int column = pLVCD->iSubItem;
// 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;
+ // same for columns
+ if ( column < 0 || column >= GetColumnCount() )
+ break;
- return HandleItemPrepaint(this, pLVCD, DoGetItemAttr(item));
+ return HandleItemPrepaint(this, pLVCD, DoGetItemColumnAttr(item, column));
}
return CDRF_DODEFAULT;
// Necessary for drawing hrules and vrules, if specified
void wxListCtrl::OnPaint(wxPaintEvent& event)
{
- bool drawHRules = HasFlag(wxLC_HRULES);
- bool drawVRules = HasFlag(wxLC_VRULES);
+ const bool drawHRules = HasFlag(wxLC_HRULES);
+ const bool drawVRules = HasFlag(wxLC_VRULES);
- if (!InReportView() || !drawHRules && !drawVRules)
+ if (!InReportView() || !(drawHRules || drawVRules))
{
event.Skip();
return;
dc.SetPen(pen);
dc.SetBrush(*wxTRANSPARENT_BRUSH);
- int numCols = GetColumnCount();
- int* indexArray = new int[numCols];
- if ( !ListView_GetColumnOrderArray( GetHwnd(), numCols, indexArray) )
+ const int numCols = GetColumnCount();
+ wxVector<int> indexArray(numCols);
+ if ( !ListView_GetColumnOrderArray(GetHwnd(),
+ numCols,
+ &indexArray[0]) )
{
wxFAIL_MSG( _T("invalid column index array in OnPaint()") );
+ return;
}
int x = itemRect.GetX();
dc.DrawLine(x-1, firstItemRect.GetY() - gap,
x-1, itemRect.GetBottom());
}
-
- delete indexArray;
}
}
}
return NULL;
}
-wxListItemAttr *wxListCtrl::DoGetItemAttr(long item) const
+wxListItemAttr *wxListCtrl::DoGetItemColumnAttr(long item, long column) const
{
- return IsVirtual() ? OnGetItemAttr(item)
+ return IsVirtual() ? OnGetItemColumnAttr(item, column)
: wxGetInternalDataAttr(this, item);
}
projects / wxWidgets.git / blobdiff