/// <summary>
/// Invoke to get cell bound rect value
/// </summary>
/// <param name="cellInfo">GridCellInfo</param>
/// <returns>Rect</returns>
public Rect GetCellBoundingRect(GridCellInfo cellInfo)
{
var currentCellRange = GridRangeInfo.Cell(cellInfo.RowIndex, cellInfo.ColumnIndex);
this.grid = GetGrid(cellInfo.GridName);
var cc = this.grid.CoveredCells.GetCellSpan(cellInfo.RowIndex, cellInfo.ColumnIndex);
if (cc != null)
{
currentCellRange = GridRangeInfo.Cells(cc.Top, cc.Left, cc.Bottom, cc.Right);
}
var yCurrentCellPos = this.grid.ScrollRows.RangeToRegionPoints(currentCellRange.Top, currentCellRange.Bottom, true);
var xCurrentCellPos = this.grid.ScrollColumns.RangeToRegionPoints(currentCellRange.Left, currentCellRange.Right, true);
var rowRegion = 1;
var colRegion = 1;
if (yCurrentCellPos[rowRegion].IsEmpty)
{
return(Rect.Empty);
}
if (xCurrentCellPos[colRegion].IsEmpty)
{
return(Rect.Empty);
}
var point = new Point(xCurrentCellPos[colRegion].Start, yCurrentCellPos[rowRegion].Start);
GridControlTestApplication.Current.Dispatcher.Invoke(new Action(() =>
{
point = this.grid.PointToScreen(point);
}), System.Windows.Threading.DispatcherPriority.Send);
var rect = new Rect(point.X, point.Y, xCurrentCellPos[colRegion].Length, yCurrentCellPos[rowRegion].Length);
return(rect);
}
/// <summary>
/// Invokes to get value for Particular property
/// </summary>
/// <param name="cellInfo">GridCellInfo</param>
/// <param name="propertyName">propertyName</param>
/// <returns> value of particaular property</returns>
public object GetStyleInfoProperty(GridCellInfo cellInfo, string propertyName)
{
var style = this.GetStyle(cellInfo);
switch (propertyName)
{
case PropertyNames.Text:
{
var value = style.CellValue == null ? string.Empty : style.CellValue;
var valueType = value.GetType();
return(valueType.IsSerializable ? style.Text : "Non Serializable value");
}
case PropertyNames.CellValue:
{
var value = style.CellValue == null ? string.Empty : style.CellValue;
var valueType = value.GetType();
var objectValue = this.GetObjectValue(value);
return(objectValue);
}
case PropertyNames.ColumnHeader:
{
string headertext = string.Empty;
var info = this.grid.Model[cellInfo.RowIndex, cellInfo.ColumnIndex];
if (info != null && info is GridDataStyleInfo)
{
var styleInfo = (info as GridDataStyleInfo);
if (styleInfo.CellIdentity.Column != null)
{
this.window.Dispatcher.Invoke((Action)(() =>
{
headertext = styleInfo.CellIdentity.Column.HeaderText;
}));
}
}
return(headertext);
}
case PropertyNames.Description:
return(style.HasDescription ? style.Description : string.Empty);
case PropertyNames.SelectedRanges:
return(this.grid.Model.SelectedRanges.ToString());
case PropertyNames.Format:
return(style.Format != null ? style.Format : string.Empty);
case PropertyNames.FormulaTag:
return(style.FormulaTag != null?style.FormulaTag.ToString() : string.Empty);
case PropertyNames.CellWidth:
{
var width = this.grid.Model.ColumnWidths[cellInfo.ColumnIndex];
return(width.ToString());
}
case PropertyNames.CellHeight:
{
var height = this.grid.Model.RowHeights[cellInfo.RowIndex];
return(height.ToString());
}
case PropertyNames.FormattedText:
return(style.FormattedText != null ? style.FormattedText : string.Empty);
case PropertyNames.RowCount:
return(this.grid.Model.RowCount);
case PropertyNames.ColumnCount:
return(this.grid.Model.ColumnCount);
case PropertyNames.GridName:
if (GridWithNames.ContainsKey(this.grid))
{
return(GridWithNames[this.grid]);
}
else
{
return(string.Empty);
}
default:
throw new NotImplementedException();
}
}
/// <summary>
/// Get the GridCellInfo from particaulr point.if it is not a cell then retrun Null.
/// </summary>
/// <param name="pointX">x position</param>
/// <param name="pointY">y position</param>
/// <returns>GridCellInfo</returns>
public GridCellInfo GetElementFromPoint(int pointX, int pointY)
{
Point point = new Point(pointX, pointY);
if (this.window == null)
{
return(null);
}
this.window.Dispatcher.CheckAccess();
#region cell detection Area
bool isPointConverted = false;
GridCellInfo cell = null;
this.window.Dispatcher.Invoke((Action)(() =>
{
DependencyObject dt = Mouse.DirectlyOver as DependencyObject;
if (dt != null && dt is GridControlBase)
{
this.grid = dt as GridControlBase;
if (!GridWithNames.ContainsKey(grid))
{
//WPF-28663 if grid does not have name then we assign some name for identify uniqe in automation
if (string.IsNullOrEmpty(grid.Name))
{
grid.Name = "Grid" + (GridWithNames.Count + 1);
}
GridWithNames.Add(grid, grid.Name);
}
//WPF-28067 when large application with multiple windows, while navigate from one window to another window
//while cross hair is running "The visual is not connected to a PresentationSource" exception is throws.
//so need to put PointFromScreen method inside the try catch block to avoid exception
try
{
point = this.grid.PointFromScreen(point);
}
catch
{
//not need to handle it
}
isPointConverted = true;
}
else
{
foreach (GridControlBase grid in GridWithNames.Keys)
{
var gridPt = grid.PointToScreen(new Point());
var gridRect = new Rect(gridPt, grid.DesiredSize);
if (gridRect.Contains(new Point(pointX, pointY)))
{
this.grid = grid;
}
}
}
}), System.Windows.Threading.DispatcherPriority.Send);
if (this.grid != null)
{
if (!isPointConverted)
{
this.window.Dispatcher.Invoke((Action)(() =>
{
try
{
point = this.grid.PointFromScreen(point);
}
catch
{
//not need to handle it
}
}), System.Windows.Threading.DispatcherPriority.Send);
}
var rowcol = this.grid.PointToCellRowColumnIndexOutsideCells(point, false);
if (rowcol.IsEmpty || rowcol.ColumnIndex == -1 || rowcol.RowIndex == -1)
{
return(null);
}
cell = new GridCellInfo(rowcol.RowIndex, rowcol.ColumnIndex, GridWithNames.FirstOrDefault(x => x.Key == this.grid).Value);
}
return(cell);
#endregion
}
