+#else
+ return false;
+#endif
+}
+
+void wxGenericListCtrl::DoClientToScreen( int *x, int *y ) const
+{
+ // It's not clear whether this can be called before m_mainWin is created
+ // but it seems better to be on the safe side and check.
+ if ( m_mainWin )
+ m_mainWin->DoClientToScreen(x, y);
+ else
+ wxListCtrlBase::DoClientToScreen(x, y);
+}
+
+void wxGenericListCtrl::DoScreenToClient( int *x, int *y ) const
+{
+ // At least in wxGTK/Univ build this method can be called before m_mainWin
+ // is created so avoid crashes in this case.
+ if ( m_mainWin )
+ m_mainWin->DoScreenToClient(x, y);
+ else
+ wxListCtrlBase::DoScreenToClient(x, y);
+}
+
+wxSize wxGenericListCtrl::DoGetBestClientSize() const
+{
+ // The base class version can compute the best size in report view only.
+ wxSize sizeBest = wxListCtrlBase::DoGetBestClientSize();
+
+ if ( !InReportView() )
+ {
+ // Ensure that our minimal width is at least big enough to show all our
+ // items. This is important for wxListbook to size itself correctly.
+
+ // Remember the offset of the first item: this corresponds to the
+ // margins around the item so we will add it to the minimal size below
+ // to ensure that we have equal margins on all sides.
+ wxPoint ofs;
+
+ // We can iterate over all items as there shouldn't be too many of them
+ // in non-report view. If it ever becomes a problem, we could examine
+ // just the first few items probably, the determination of the best
+ // size is less important if we will need scrollbars anyhow.
+ for ( int n = 0; n < GetItemCount(); n++ )
+ {
+ const wxRect itemRect = m_mainWin->GetLineRect(n);
+ if ( !n )
+ {
+ // Remember the position of the first item as all the rest are
+ // offset by at least this number of pixels too.
+ ofs = itemRect.GetPosition();
+ }
+
+ sizeBest.IncTo(itemRect.GetSize());
+ }
+
+ sizeBest.IncBy(2*ofs);
+
+
+ // If we have the scrollbars we need to account for them too. And to
+ // make sure the scrollbars status is up to date we need to call this
+ // function to set them.
+ m_mainWin->RecalculatePositions(true /* no refresh */);
+
+ // Unfortunately we can't use wxWindow::HasScrollbar() here as we need
+ // to use m_mainWin client/virtual size for determination of whether we
+ // use scrollbars and not the size of this window itself. Maybe that
+ // function should be extended to work correctly in the case when our
+ // scrollbars manage a different window from this one but currently it
+ // doesn't work.
+ const wxSize sizeClient = m_mainWin->GetClientSize();
+ const wxSize sizeVirt = m_mainWin->GetVirtualSize();
+
+ if ( sizeVirt.x > sizeClient.x /* HasScrollbar(wxHORIZONTAL) */ )
+ sizeBest.y += wxSystemSettings::GetMetric(wxSYS_HSCROLL_Y);
+
+ if ( sizeVirt.y > sizeClient.y /* HasScrollbar(wxVERTICAL) */ )
+ sizeBest.x += wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
+ }
+
+ return sizeBest;
+}
+
+// ----------------------------------------------------------------------------
+// virtual list control support
+// ----------------------------------------------------------------------------
+
+wxString wxGenericListCtrl::OnGetItemText(long WXUNUSED(item), long WXUNUSED(col)) const
+{
+ // 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( wxT("wxGenericListCtrl::OnGetItemText not supposed to be called") );
+
+ return wxEmptyString;
+}
+
+int wxGenericListCtrl::OnGetItemImage(long WXUNUSED(item)) const
+{
+ wxCHECK_MSG(!GetImageList(wxIMAGE_LIST_SMALL),
+ -1,
+ wxT("List control has an image list, OnGetItemImage or OnGetItemColumnImage should be overridden."));
+ return -1;
+}
+
+int wxGenericListCtrl::OnGetItemColumnImage(long item, long column) const
+{
+ if (!column)
+ return OnGetItemImage(item);
+
+ return -1;
+}
+
+wxListItemAttr *
+wxGenericListCtrl::OnGetItemAttr(long WXUNUSED_UNLESS_DEBUG(item)) const
+{
+ wxASSERT_MSG( item >= 0 && item < GetItemCount(),
+ wxT("invalid item index in OnGetItemAttr()") );
+
+ // no attributes by default
+ return NULL;
+}
+
+void wxGenericListCtrl::SetItemCount(long count)
+{
+ wxASSERT_MSG( IsVirtual(), wxT("this is for virtual controls only") );
+
+ m_mainWin->SetItemCount(count);
+}
+
+void wxGenericListCtrl::RefreshItem(long item)
+{
+ m_mainWin->RefreshLine(item);
+}
+
+void wxGenericListCtrl::RefreshItems(long itemFrom, long itemTo)
+{
+ m_mainWin->RefreshLines(itemFrom, itemTo);
+}
+
+// Generic wxListCtrl is more or less a container for two other
+// windows which drawings are done upon. These are namely
+// 'm_headerWin' and 'm_mainWin'.
+// Here we override 'virtual wxWindow::Refresh()' to mimic the
+// behaviour wxListCtrl has under wxMSW.
+//
+void wxGenericListCtrl::Refresh(bool eraseBackground, const wxRect *rect)
+{
+ if (!rect)
+ {
+ // The easy case, no rectangle specified.
+ if (m_headerWin)
+ m_headerWin->Refresh(eraseBackground);
+
+ if (m_mainWin)
+ m_mainWin->Refresh(eraseBackground);
+ }
+ else
+ {
+ // Refresh the header window
+ if (m_headerWin)
+ {
+ wxRect rectHeader = m_headerWin->GetRect();
+ rectHeader.Intersect(*rect);
+ if (rectHeader.GetWidth() && rectHeader.GetHeight())
+ {
+ int x, y;
+ m_headerWin->GetPosition(&x, &y);
+ rectHeader.Offset(-x, -y);
+ m_headerWin->Refresh(eraseBackground, &rectHeader);
+ }
+ }
+
+ // Refresh the main window
+ if (m_mainWin)
+ {
+ wxRect rectMain = m_mainWin->GetRect();
+ rectMain.Intersect(*rect);
+ if (rectMain.GetWidth() && rectMain.GetHeight())
+ {
+ int x, y;
+ m_mainWin->GetPosition(&x, &y);
+ rectMain.Offset(-x, -y);
+ m_mainWin->Refresh(eraseBackground, &rectMain);
+ }
+ }
+ }
projects / wxWidgets.git / blobdiff