wxSize ListCtrlFixed::DoGetBestClientSize() const
{
if (!InReportView())
return wxControl::DoGetBestClientSize();
int totalWidth;
wxClientDC dc(const_cast<ListCtrlFixed*>(this));
const int columns = GetColumnCount();
if (HasFlag(wxLC_NO_HEADER) || !columns) {
totalWidth = 50*dc.GetCharWidth();
} else {
totalWidth = 0;
for ( int col = 0; col < columns; col++ )
totalWidth += GetColumnWidth(col);
}
/*
* This is what we're fixing. Some.. very foolish person decided,
* "Oh, let's give this an 'arbitrary' height! How about, let's see,
* I don't know! LET'S USE 10 * FONT HEIGHT!" ..Unfortunately, this
* person basically makes it impossible to use smaller sized list
* views in report mode. It will always become tremendously large in
* size, despite what constraints you originally have set with sizers.
* brilliant job, whoever you are. 10 * character height.. just..
* unbeleivably wow. I am ASTOUNDED.
*/
return wxSize(totalWidth, 3*dc.GetCharHeight());
}
bool wxListCtrl::SetItem(wxListItem& info)
{
const long id = info.GetId();
QTreeWidgetItem *qitem = QtGetItem(id);
if ( qitem != NULL )
{
if ((info.m_mask & wxLIST_MASK_TEXT) && !info.GetText().IsNull() )
qitem->setText(info.GetColumn(), wxQtConvertString(info.GetText()));
qitem->setTextAlignment(info.GetColumn(), wxQtConvertTextAlign(info.GetAlign()));
if ( info.m_mask & wxLIST_MASK_DATA )
{
QVariant variant = qVariantFromValue(info.GetData());
qitem->setData(0, Qt::UserRole, variant);
}
if (info.m_mask & wxLIST_MASK_STATE)
{
if ((info.m_stateMask & wxLIST_STATE_FOCUSED) &&
(info.m_state & wxLIST_STATE_FOCUSED))
m_qtTreeWidget->setCurrentItem(qitem, 0);
if (info.m_stateMask & wxLIST_STATE_SELECTED)
qitem->setSelected(info.m_state & wxLIST_STATE_SELECTED);
}
if (info.m_mask & wxLIST_MASK_IMAGE)
{
if (info.m_image >= 0)
{
wxImageList *imglst = GetImageList(InReportView() ? wxIMAGE_LIST_SMALL : wxIMAGE_LIST_NORMAL);
wxCHECK_MSG(imglst, false, "invalid listctrl imagelist");
const wxBitmap* bitmap = imglst->GetBitmapPtr(info.m_image);
if (bitmap != NULL)
{
// set the new image:
qitem->setIcon( info.GetColumn(), QIcon( *bitmap->GetHandle() ));
}
}
else
{
// remove the image using and empty qt icon:
qitem->setIcon( info.GetColumn(), QIcon() );
}
}
for (int col=0; col<GetColumnCount(); col++)
{
if ( info.GetFont().IsOk() )
qitem->setFont(col, info.GetFont().GetHandle() );
if ( info.GetTextColour().IsOk() )
qitem->setTextColor(col, info.GetTextColour().GetHandle());
if ( info.GetBackgroundColour().IsOk() )
qitem->setBackgroundColor(col, info.GetBackgroundColour().GetHandle());
}
return true;
}
else
return false;
}
void wxFileListCtrl::OnSize( wxSizeEvent &event )
{
event.Skip();
if ( InReportView() )
{
// In report mode, set name column to use remaining width.
int newNameWidth = GetClientSize().GetWidth();
for ( int i = 1; i < GetColumnCount(); i++ )
{
newNameWidth -= GetColumnWidth(i);
if ( newNameWidth <= 0 )
return;
}
SetColumnWidth(0, newNameWidth);
}
}
wxSize wxListCtrlBase::DoGetBestClientSize() const
{
// There is no obvious way to determine the best size in icon and list
// modes so just don't do it for now.
if ( !InReportView() )
return wxControl::DoGetBestClientSize();
int totalWidth;
wxClientDC dc(const_cast<wxListCtrlBase*>(this));
// In report mode, we use only the column headers, not items, to determine
// the best width. The reason for this is that it's easier (we can't just
// iterate over all items, especially not in a virtual control, so we'd
// have to do something relatively complicated such as checking the size of
// some items in the beginning and the end only) and also because the
// columns are usually static while the list contents is dynamic so it
// usually doesn't make much sense to adjust the control size to it anyhow.
// And finally, scrollbars can always be used with the items while the
// headers are just truncated if there is not enough place for them.
const int columns = GetColumnCount();
if ( HasFlag(wxLC_NO_HEADER) || !columns )
{
// Use some arbitrary width.
totalWidth = 50*dc.GetCharWidth();
}
else // We do have columns, use them to determine the best width.
{
totalWidth = 0;
for ( int col = 0; col < columns; col++ )
{
totalWidth += GetColumnWidth(col);
}
}
// Use some arbitrary height, there is no good way to determine it.
return wxSize(totalWidth, 10*dc.GetCharHeight());
}
void MyListCtrl::OnListKeyDown(wxListEvent& event)
{
long item;
switch ( event.GetKeyCode() )
{
case 'C': // colorize
{
wxListItem info;
info.m_itemId = event.GetIndex();
if ( info.m_itemId == -1 )
{
// no item
break;
}
GetItem(info);
wxListItemAttr *attr = info.GetAttributes();
if ( !attr || !attr->HasTextColour() )
{
info.SetTextColour(*wxCYAN);
SetItem(info);
RefreshItem(info.m_itemId);
}
}
break;
case 'N': // next
item = GetNextItem(-1, wxLIST_NEXT_ALL, wxLIST_STATE_FOCUSED);
if ( item++ == GetItemCount() - 1 )
{
item = 0;
}
wxLogMessage(_T("Focusing item %ld"), item);
SetItemState(item, wxLIST_STATE_FOCUSED, wxLIST_STATE_FOCUSED);
EnsureVisible(item);
break;
case 'R': // show bounding rectangle
{
item = event.GetIndex();
wxRect r;
if ( !GetItemRect(item, r) )
{
wxLogError(_T("Failed to retrieve rect of item %ld"), item);
break;
}
wxLogMessage(_T("Bounding rect of item %ld is (%d, %d)-(%d, %d)"),
item, r.x, r.y, r.x + r.width, r.y + r.height);
}
break;
case '1': // show sub item bounding rectangle
case '2':
case '3':
case '4': // this column is invalid but we want to test it too
if ( InReportView() )
{
int subItem = event.GetKeyCode() - '1';
item = event.GetIndex();
wxRect r;
if ( !GetSubItemRect(item, subItem, r) )
{
wxLogError(_T("Failed to retrieve rect of item %ld column %d"), item, subItem + 1);
break;
}
wxLogMessage(_T("Bounding rect of item %ld column %d is (%d, %d)-(%d, %d)"),
item, subItem + 1,
r.x, r.y, r.x + r.width, r.y + r.height);
}
break;
case 'U': // update
if ( !IsVirtual() )
break;
if ( m_updated != -1 )
RefreshItem(m_updated);
m_updated = event.GetIndex();
if ( m_updated != -1 )
{
// we won't see changes to this item as it's selected, update
// the next one (or the first one if we're on the last item)
if ( ++m_updated == GetItemCount() )
m_updated = 0;
wxLogMessage("Updating colour of the item %ld", m_updated);
RefreshItem(m_updated);
}
break;
case 'D': // delete
item = GetNextItem(-1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED);
while ( item != -1 )
{
DeleteItem(item);
wxLogMessage(_T("Item %ld deleted"), item);
// -1 because the indices were shifted by DeleteItem()
item = GetNextItem(item - 1,
wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED);
}
break;
case 'I': // insert
if ( GetWindowStyle() & wxLC_REPORT )
{
if ( GetWindowStyle() & wxLC_VIRTUAL )
{
SetItemCount(GetItemCount() + 1);
}
else // !virtual
{
InsertItemInReportView(event.GetIndex());
}
}
//else: fall through
default:
LogEvent(event, _T("OnListKeyDown"));
event.Skip();
}
}
