/// ------------------------------------------------------------------------------------
/// <summary>
/// Called when [delete record].
/// </summary>
/// <param name="commandObject">The command object.</param>
/// <returns></returns>
/// ------------------------------------------------------------------------------------
public override bool OnDeleteRecord(object commandObject)
{
CheckDisposed();
if (m_rootb == null)
MakeRoot();
IVwSelection vwsel = m_rootb.Selection;
if (vwsel == null)
return false;
ISilDataAccess sda = m_bv.SpecialCache;
List<XmlNode> columns = m_xbvvc.ColumnSpecs;
if (columns == null || columns.Count == 0)
return false; // Something is broken!
TextSelInfo tsi = new TextSelInfo(m_rootb.Selection);
if (tsi.ContainingObject(0) == XmlRDEBrowseViewVc.khvoNewItem)
{
ClearColumnStringsFromNewRow();
}
else
{
// 1. Remove the domain from the sense shown in the second column.
// 2. Delete the sense iff it is now empty except for the definition shown.
// 3. Delete the entry iff the entry now has no senses.
#if false // JohnT: don't understand the following code at all. In particular it makes no sense
// to use ihvoRoot to index rgvsli; ihvoRoot is always zero in this view, it has only one root.
// Possibly this was an unsuccessful attempt to adapt some generic code I wrote to this
// particular application involving senses and entries?
// I'm leaving it in existence for now in case the original author turns up and
// can explain what he was getting at.
int cLevels = vwsel.get_BoxDepth(true);
int iLevel;
int cBoxes = -1;
int iBox = -1;
VwBoxType[] rgvbt = new VwBoxType[cLevels];
VwBoxType vbt = VwBoxType.kvbtUnknown;
for (iLevel = 0; iLevel < cLevels; ++iLevel)
{
vbt = vwsel.get_BoxType(false, iLevel);
if (vbt == VwBoxType.kvbtTableCell)
{
cBoxes = vwsel.get_BoxCount(true, iLevel);
iBox = vwsel.get_BoxIndex(true, iLevel);
break;
}
}
Debug.Assert(cBoxes == 2);
Debug.Assert(iBox != -1);
int hvoEntry;
int hvoSense;
if (iBox == 0)
{
hvoEntry = rgvsli[ihvoRoot].hvo;
IVwSelection vwsel2 = m_rootb.MakeSelInBox(vwsel, false, iLevel, 1,
true, false, false);
SelLevInfo[] rgvsli2 = SelLevInfo.AllTextSelInfo(vwsel, vwsel2.CLevels(false) - 1,
out ihvoRoot, out tag, out cpropPrevious, out ichAnchor, out ichEnd,
out ws, out fAssocPrev, out ihvoEnd, out ttp);
hvoSense = rgvsli2[ihvoRoot].hvo;
}
else
{
hvoSense = rgvsli[ihvoRoot].hvo;
IVwSelection vwsel2 = m_rootb.MakeSelInBox(vwsel, false, iLevel, 0,
true, false, false);
SelLevInfo[] rgvsli2 = SelLevInfo.AllTextSelInfo(vwsel, vwsel2.CLevels(false) - 1,
out ihvoRoot, out tag, out cpropPrevious, out ichAnchor, out ichEnd,
out ws, out fAssocPrev, out ihvoEnd, out ttp);
hvoEntry = rgvsli2[ihvoRoot].hvo;
}
#else
int cvsli = tsi.Levels(false) - 1;
int tag = tsi.ContainingObjectTag(cvsli - 1);
Debug.Assert(cvsli >= 1); // there should be at least one level (each row is a sense)
// The outermost thing in the VC is a display of all the senses of the root domain.
// Therefore the last thing in rgvsli is always the information identifying the sense we
// want to process.
int hvoSense = tsi.ContainingObject(cvsli - 1);
int hvoEntry = m_fdoCache.ServiceLocator.GetInstance<ICmObjectRepository>().GetObject(hvoSense).Owner.Hvo;
#endif
// If this was an editable object, it no longer is, because it's about to no longer exist.
RDEVc.EditableObjectsRemove(hvoSense);
var le = m_fdoCache.ServiceLocator.GetInstance<ILexEntryRepository>().GetObject(hvoEntry);
var ls = m_fdoCache.ServiceLocator.GetInstance<ILexSenseRepository>().GetObject(hvoSense);
string sUndo = XMLViewsStrings.ksUndoDeleteRecord;
string sRedo = XMLViewsStrings.ksRedoDeleteRecord;
UndoableUnitOfWorkHelper.Do(sUndo, sRedo, Cache.ActionHandlerAccessor, () =>
{
ls.SemanticDomainsRC.Remove(Cache.ServiceLocator.GetInstance<ICmSemanticDomainRepository>().GetObject(m_hvoRoot));
if (ls.SemanticDomainsRC.Count == 0 &&
ls.AnthroCodesRC.Count == 0 &&
ls.AppendixesRC.Count == 0 &&
ls.DomainTypesRC.Count == 0 &&
ls.ThesaurusItemsRC.Count == 0 &&
ls.UsageTypesRC.Count == 0)
{
bool fKeep = false;
ITsString tss = ls.Gloss.AnalysisDefaultWritingSystem;
if (tss != null && tss.Length > 0)
fKeep = true;
if (!fKeep)
{
tss = ls.Gloss.UserDefaultWritingSystem;
if (tss != null && tss.Length > 0)
fKeep = true;
}
if (!fKeep)
{
tss = ls.Gloss.VernacularDefaultWritingSystem;
if (tss != null && tss.Length > 0)
fKeep = true;
}
if (!fKeep)
{
tss = ls.Definition.VernacularDefaultWritingSystem;
if (tss != null && tss.Length > 0)
fKeep = true;
}
if (!fKeep)
{
tss = ls.DiscourseNote.AnalysisDefaultWritingSystem;
if (tss != null && tss.Length > 0)
fKeep = true;
}
if (!fKeep)
{
tss = ls.DiscourseNote.UserDefaultWritingSystem;
if (tss != null && tss.Length > 0)
fKeep = true;
}
if (!fKeep)
{
tss = ls.DiscourseNote.VernacularDefaultWritingSystem;
if (tss != null && tss.Length > 0)
fKeep = true;
}
if (!fKeep)
{
tss = ls.ScientificName;
if (tss != null && tss.Length > 0)
fKeep = true;
}
if (!fKeep)
{
tss = ls.Source;
if (tss != null && tss.Length > 0)
fKeep = true;
}
if (!fKeep)
{
le.SensesOS.Remove(ls);
ls = null;
}
}
if (ls == null && le.SensesOS.Count == 0)
{
le.Delete();
le = null;
}
});
}
return true;
}
/// <summary>
/// Create one from the specified end of the selection. If that end is not in a
/// relevant property return null. Also return null if in the same StText as
/// hvoOther.
/// </summary>
/// <param name="info"></param>
/// <param name="fEndPoint"></param>
static public TextStateInfo Create(TextSelInfo info, bool fEndPoint, FdoCache cache, int hvoOther)
{
int offset = 0; // in the SelInfoStack
if (info.Tag(fEndPoint) == kflidContents)
{
if (info.Levels(fEndPoint) < 2)
return null;
}
else
{
// One other case we need to handle is an embedded picture, because deleting it will modify the string.
if (!info.IsPicture || info.Levels(false) < 3 || info.ContainingObjectTag(1) != kflidContents)
return null;
offset = 1; // one more level for the picture.
}
int hvoStText = info.ContainingObject(1 + offset, fEndPoint);
if (hvoStText == hvoOther)
return null;
TextStateInfo result = new TextStateInfo();
result.m_stText = CmObject.CreateFromDBObject(cache, hvoStText) as StText;;
result.m_hvoPara = info.ContainingObject(offset, fEndPoint);
foreach (StTxtPara para in result.m_stText.ParagraphsOS)
result.m_paras.Add(new ParaStateInfo(para));
result.m_tssAnchorText = cache.GetTsStringProperty(result.m_hvoPara, kflidContents);
result.m_fCheckOtherParasOfText = true;
return result;
}
/// <summary>
/// This override ensures that we always have whole objects selected.
/// Enhance: it may cause flicker during drag, in which case, we may change to only do it on mouse up,
/// or only IF the mouse is up.
/// </summary>
protected virtual void HandleSelectionChange(object sender, VwSelectionArgs args)
{
CheckDisposed();
if (m_InSelectionChanged || RootBox.Selection == null)
return;
var info = new TextSelInfo(RootBox);
var end = Math.Max(info.ContainingObjectIndex(info.Levels(true) - 1, true),
info.ContainingObjectIndex(info.Levels(false) - 1, false));
SelectUpTo(end);
}
/// <summary>
/// This override ensures that we always have whole objects selected.
/// Enhance: it may cause flicker during drag, in which case, we may change to only do it on mouse up,
/// or only IF the mouse is up.
/// </summary>
protected override void HandleSelectionChange(object sender, VwSelectionArgs args)
{
if (m_InSelectionChanged || RootBox.Selection == null)
return;
TextSelInfo info = new TextSelInfo(RootBox);
int end = Math.Max(info.ContainingObjectIndex(info.Levels(true) - 1, true),
info.ContainingObjectIndex(info.Levels(false) - 1, false));
int begin = Math.Min(info.ContainingObjectIndex(info.Levels(true) - 1, true),
info.ContainingObjectIndex(info.Levels(false) - 1, false));
SelectRange(begin, end);
}
/// <summary>
/// This override ensures that we always have whole objects selected.
/// Enhance: it may cause flicker during drag, in which case, we may change to only do it on mouse up,
/// or only IF the mouse is up.
/// </summary>
/// <param name="prootb"></param>
/// <param name="vwselNew"></param>
public override void SelectionChanged(IVwRootBox prootb, IVwSelection vwselNew)
{
base.SelectionChanged(prootb, vwselNew);
if (m_InSelectionChanged)
return;
if (RootBox.Selection == null)
return;
TextSelInfo info = new TextSelInfo(RootBox);
int end = Math.Max(info.ContainingObjectIndex(info.Levels(true) - 1, true),
info.ContainingObjectIndex(info.Levels(false) - 1, false));
int begin = Math.Min(info.ContainingObjectIndex(info.Levels(true) - 1, true),
info.ContainingObjectIndex(info.Levels(false) - 1, false));
SelectRange(begin, end);
}
/// <summary>
/// This override ensures that we always have whole objects selected.
/// Enhance: it may cause flicker during drag, in which case, we may change to only do it on mouse up,
/// or only IF the mouse is up.
/// </summary>
/// <param name="prootb"></param>
/// <param name="vwselNew"></param>
public override void SelectionChanged(IVwRootBox prootb, IVwSelection vwselNew)
{
base.SelectionChanged(prootb, vwselNew);
if (m_InSelectionChanged)
return;
if (RootBox.Selection == null)
return;
if (!(this is DialogInterlinRibbon)) // We want the selection in the dialog to behave differently.
{
TextSelInfo info = new TextSelInfo(RootBox);
int end = Math.Max(info.ContainingObjectIndex(info.Levels(true) - 1, true),
info.ContainingObjectIndex(info.Levels(false) - 1, false));
SelectUpTo(end);
}
}
private static int GetIndexOfTopLevelObject(TextSelInfo info, bool fEndPoint)
{
return info.ContainingObjectIndex(info.Levels(fEndPoint) - 1, fEndPoint);
}
/// <summary>
/// Get info about which cell the user clicked in.
/// </summary>
/// <param name="e"></param>
/// <param name="clickedCell"></param>
/// <param name="irow"></param>
/// <returns>true if it is a template column, or false if some other column (Notes?)</returns>
private bool GetCellInfo(MouseEventArgs e, out ChartLocation clickedCell, out int irow)
{
clickedCell = null; // in case of premature 'return'
irow = -1;
int icol = -1;
if (m_hvoChart == 0 || m_AllColumns == null || e.Y > m_rootb.Height)
return false;
Point pt;
Rectangle rcSrcRoot;
Rectangle rcDstRoot;
using (new HoldGraphics(this))
{
pt = PixelToView(new Point(e.X, e.Y));
GetCoordRects(out rcSrcRoot, out rcDstRoot);
IVwSelection sel = RootBox.MakeSelAt(pt.X, pt.Y, rcSrcRoot, rcDstRoot, false);
if (sel == null)
return false;
TextSelInfo info = new TextSelInfo(sel);
if (info.Levels(false) < 2)
return false;
irow = GetIndexOfTopLevelObject(info, false);
IDsConstChart chart = DsConstChart.CreateFromDBObject(Cache, m_hvoChart);
Debug.Assert(irow >= 0 && irow < chart.RowsRS.Count);
icol = m_logic.GetColumnFromPosition(e.X, m_chart.ColumnPositions) - 1;
clickedCell = new ChartLocation(icol, chart.RowsRS[irow]);
// return true if we clicked on a valid template column (other than notes)
// return false if we clicked on an 'other' column, like notes or row number?
return icol > -1 && icol < m_AllColumns.Length;
}
}
/// <summary>
/// Get info about which cell the user clicked in.
/// </summary>
/// <param name="e"></param>
/// <param name="clickedCell">This needs to include the 'logical' column index.</param>
/// <param name="irow"></param>
/// <returns>true if it is a template column, or false if some other column (Notes?)</returns>
private bool GetCellInfo(MouseEventArgs e, out ChartLocation clickedCell, out int irow)
{
clickedCell = null; // in case of premature 'return'
irow = -1;
if (m_hvoChart == 0 || AllColumns == null || e.Y > RootBox.Height || e.X > RootBox.Width)
return false;
Point pt;
Rectangle rcSrcRoot;
Rectangle rcDstRoot;
using (new HoldGraphics(this))
{
pt = PixelToView(new Point(e.X, e.Y));
GetCoordRects(out rcSrcRoot, out rcDstRoot);
var sel = RootBox.MakeSelAt(pt.X, pt.Y, rcSrcRoot, rcDstRoot, false);
if (sel == null)
return false;
var info = new TextSelInfo(sel);
if (info.Levels(false) < 2)
return false;
irow = GetIndexOfTopLevelObject(info, false);
var chart = Cache.ServiceLocator.GetInstance<IDsConstChartRepository>().GetObject(m_hvoChart);
if (irow < 0 || chart.RowsOS.Count <= irow)
return false;
var icol = m_logic.GetColumnFromPosition(e.X, m_chart.ColumnPositions) - 1;
if (-1 < icol && icol < AllColumns.Length && e.Clicks > 0)
icol = LogicalFromDisplay(icol); // if this is just a mouse move, use 'display' column
clickedCell = new ChartLocation(chart.RowsOS[irow], icol);
// return true if we clicked on a valid template column (other than notes)
// return false if we clicked on an 'other' column, like notes or row number?
return -1 < icol && icol < AllColumns.Length;
}
}
