/// <summary>
/// Change the value of the cell applying the rule of the current editor.
/// Is recommend to use this method to simulate a edit operation and to validate
/// the cell value using the current model.
/// </summary>
/// <param name="p_Cell">Cell to change value</param>
/// <param name="position">Current Cell Position</param>
/// <param name="p_NewValue">New value</param>
/// <returns>
/// returns true if the value passed is valid and has been applied to the cell
/// </returns>
public virtual bool SetCellValue(Cells.ICellVirtual p_Cell, Position position, object p_NewValue)
{
if (EnableEdit == false)
{
return(false);
}
CellValidatingEventArgs l_cancelEvent = new CellValidatingEventArgs(p_Cell, p_NewValue);
OnValidating(l_cancelEvent);
// check whether cancel == true
if (l_cancelEvent.Cancel == false)
{
object l_PrevValue = p_Cell.GetValue(position);
try
{
p_Cell.SetValue(position, ObjectToValue(l_cancelEvent.NewValue));
OnValidated(new CellValidatedEventArgs(p_Cell));
}
catch (Exception ex)
{
LoggerManager.Log(LogLevels.Warning, "Exception caught: " + ex.ToString());
p_Cell.SetValue(position, l_PrevValue);
l_cancelEvent.Cancel = true;
}
}
return(l_cancelEvent.Cancel == false);
}
/// <summary>
/// Measures the current row when drawn with the specified cells.
/// </summary>
/// <param name="row"></param>
/// <param name="useColumnWidth">True to fix the column width when calculating the required height of the row.</param>
/// <param name="StartCol">Start column to measure</param>
/// <param name="EndCol">End column to measure</param>
/// <returns>Returns the required height</returns>
public int MeasureRowHeight(int row, bool useColumnWidth, int StartCol, int EndCol)
{
int min = Grid.MinimumHeight;
if ((GetAutoSizeMode(row) & AutoSizeMode.MinimumSize) == AutoSizeMode.MinimumSize)
{
return(min);
}
for (int c = StartCol; c <= EndCol; c++)
{
Cells.ICellVirtual cell = Grid.GetCell(row, c);
if (cell != null)
{
Position cellPosition = new Position(row, c);
Size maxLayout = Size.Empty;
//Use the width of the actual cell (considering spanned cells)
if (useColumnWidth)
{
maxLayout.Width = Grid.RangeToSize(Grid.PositionToCellRange(cellPosition)).Width;
}
CellContext cellContext = new CellContext(Grid, cellPosition, cell);
Size cellSize = cellContext.Measure(maxLayout);
if (cellSize.Height > min)
{
min = cellSize.Height;
}
}
}
return(min);
}
protected override void DrawCell_Background(Cells.ICellVirtual p_Cell,
Position p_CellPosition,
PaintEventArgs e,
Rectangle p_ClientRectangle,
DrawCellStatus p_Status)
{
Color l_BackColor = BackColor;
if (p_Status == DrawCellStatus.Focus)
{
l_BackColor = FocusBackColor;
}
else if (p_Status == DrawCellStatus.Selected)
{
l_BackColor = SelectionBackColor;
}
using (SolidBrush br = new SolidBrush(l_BackColor))
{
if (p_Status == DrawCellStatus.Normal)
{
e.Graphics.FillRectangle(br, p_ClientRectangle);
}
else
{
br.Color = _selectionBackColor;//p_Cell.VisualModel.BackColor;
e.Graphics.FillRectangle(br, p_ClientRectangle);
Rectangle rect = new Rectangle(p_ClientRectangle.Left, p_ClientRectangle.Top, p_ClientRectangle.Width - 1, p_ClientRectangle.Height - 1);
e.Graphics.DrawRectangle(new Pen(Brushes.Black, 2), rect);
}
}
}
/// <summary>
/// Draw the borders of the specified cell.
/// </summary>
/// <param name="p_Cell"></param>
/// <param name="p_CellPosition"></param>
/// <param name="e">Paint arguments</param>
/// <param name="p_ClientRectangle">Rectangle position where draw the current cell, relative to the current view,</param>
/// <param name="p_Status"></param>
protected override void DrawCell_Border(Cells.ICellVirtual p_Cell,
Position p_CellPosition,
PaintEventArgs e,
Rectangle p_ClientRectangle,
DrawCellStatus p_Status)
{
RectangleBorder l_Border = Border;
l_Border.SetColor(BorderColor);
if (p_Status == DrawCellStatus.Focus)
{
l_Border = FocusBorder;
}
else if (p_Status == DrawCellStatus.Selected)
{
l_Border = SelectionBorder;
}
ControlPaint.DrawBorder(e.Graphics, p_ClientRectangle,
l_Border.Left.Color,
l_Border.Left.Width,
ButtonBorderStyle.Solid,
l_Border.Top.Color,
l_Border.Top.Width,
ButtonBorderStyle.Solid,
l_Border.Right.Color,
l_Border.Right.Width,
ButtonBorderStyle.Solid,
l_Border.Bottom.Color,
l_Border.Bottom.Width,
ButtonBorderStyle.Solid);
}
/// <summary>
/// Initializes a new instance of the <see cref="PositionKeyPressEventArgs"/> class.
/// </summary>
/// <param name="position">The position.</param>
/// <param name="p_Cell">The cell.</param>
/// <param name="p_KeyPressArge">The <see cref="System.Windows.Forms.KeyPressEventArgs"/> instance containing the event data.</param>
public PositionKeyPressEventArgs(Position position, Cells.ICellVirtual p_Cell, System.Windows.Forms.KeyPressEventArgs p_KeyPressArge)
: base(position, p_Cell)
{
this.keyPressArgs = p_KeyPressArge;
this.isControlPressed = Control.ModifierKeys == Keys.Control;
this.isShiftPressed = Control.ModifierKeys == Keys.Shift;
}
protected virtual void grid_MouseDown(GridVirtual sender, System.Windows.Forms.MouseEventArgs e)
{
//verifico che l'eventuale edit sia terminato altrimenti esco
if (sender.Selection.ActivePosition.IsEmpty() == false)
{
CellContext focusCell = new CellContext(sender, sender.Selection.ActivePosition);
if (focusCell.Cell != null && focusCell.IsEditing())
{
if (focusCell.EndEdit(false) == false)
{
return;
}
}
}
//scateno eventi di MouseDown
Position position = sender.PositionAtPoint(new Point(e.X, e.Y));
if (position.IsEmpty() == false)
{
Cells.ICellVirtual cellMouseDown = sender.GetCell(position);
if (cellMouseDown != null)
{
sender.ChangeMouseDownCell(position, position);
//Cell.OnMouseDown
CellContext cellContext = new CellContext(sender, position, cellMouseDown);
sender.Controller.OnMouseDown(cellContext, e);
}
}
else
{
sender.ChangeMouseDownCell(Position.Empty, Position.Empty);
}
}
/// <summary>
/// Write the content of the tag specified
/// </summary>
/// <param name="p_Cell"></param>
/// <param name="p_Position"></param>
/// <param name="p_Export"></param>
/// <param name="p_Writer"></param>
/// <param name="p_ElementTagName"></param>
protected override void ExportHTML_Element(Cells.ICellVirtual p_Cell, Position p_Position, IHTMLExport p_Export, System.Xml.XmlTextWriter p_Writer, string p_ElementTagName)
{
ICellCheckBox l_CheckBox = (ICellCheckBox)p_Cell;
CheckBoxStatus l_Status = l_CheckBox.GetCheckBoxStatus(p_Position);
if (p_ElementTagName == "td")
{
if (l_Status.Checked == true)
{
p_Writer.WriteRaw("<input type=\"checkbox\" checked>");
}
else
{
p_Writer.WriteRaw("<input type=\"checkbox\">");
}
base.ExportHTML_Element(p_Cell, p_Position, p_Export, p_Writer, p_ElementTagName);
}
else if (p_ElementTagName == "font")
{
Utility.ExportHTML_Element_Font(p_Writer, l_Status.Caption, GetCellFont());
//do not call base ExportHTML_Element because we use the caption not the display text
//base.ExportHTML_Element(p_Cell, p_Position, p_Export, p_Writer, p_ElementTagName);
}
else
{
base.ExportHTML_Element(p_Cell, p_Position, p_Export, p_Writer, p_ElementTagName);
}
}
/// <summary>
/// Returns true if the specified position can receive the focus.
/// </summary>
/// <param name="position"></param>
/// <returns></returns>
public bool CanReceiveFocus(Position position)
{
if (Grid.CompleteRange.Contains(position))
{
Cells.ICellVirtual cell = Grid.GetCell(position);
if (cell != null)
{
CellContext context = new CellContext(Grid, position, cell);
if (Grid.Controller.CanReceiveFocus(context, EventArgs.Empty))
{
return(true);
}
else
{
return(false);
}
}
else
{
return(false);
}
}
else
{
return(false);
}
}
/// <summary>
/// Measures the current column when drawn with the specified cells.
/// </summary>
/// <param name="column"></param>
/// <param name="useRowHeight">True to fix the row height when measure the column width.</param>
/// <param name="StartRow">Start row to measure</param>
/// <param name="EndRow">End row to measure</param>
/// <returns>Returns the required width</returns>
public int MeasureColumnWidth(int column, bool useRowHeight, int StartRow, int EndRow)
{
int min = Grid.MinimumWidth;
if ((GetAutoSizeMode(column) & AutoSizeMode.MinimumSize) == AutoSizeMode.MinimumSize)
{
return(min);
}
for (int r = StartRow; r <= EndRow; r++)
{
Cells.ICellVirtual cell = Grid.GetCell(r, column);
if (cell != null)
{
Size maxLayout = Size.Empty;
if (useRowHeight)
{
maxLayout.Height = Grid.Rows.GetHeight(r);
}
CellContext cellContext = new CellContext(Grid, new Position(r, column), cell);
Size l_size = cellContext.Measure(maxLayout);
if (l_size.Width > min)
{
min = l_size.Width;
}
}
}
return(min);
}
/// <summary>
/// Draw the image and the display string of the specified cell.
/// </summary>
/// <param name="p_Cell">The cell.</param>
/// <param name="p_CellPosition">The cell position.</param>
/// <param name="e">Paint arguments</param>
/// <param name="p_ClientRectangle">Rectangle position where draw the current cell, relative to the current view,</param>
/// <param name="p_Status">Cell status</param>
protected override void DrawCell_ImageAndText(Cells.ICellVirtual p_Cell, Position p_CellPosition, PaintEventArgs e, Rectangle p_ClientRectangle, DrawCellStatus p_Status)
{
if (p_ClientRectangle.Width == 0 || p_ClientRectangle.Height == 0)
{
return;
}
RectangleBorder l_Border = Border;
Color l_ForeColor = ForeColor;
IExpandCell l_Cell = (IExpandCell)p_Cell;
bool l_Status = l_Cell.GetStateValue(p_CellPosition);
Image l_StateImage = GetImageForState(l_Status);
Font l_CurrentFont = GetCellFont();
// Image and Text
VisualModelBase.PaintImageAndText(e.Graphics,
p_ClientRectangle,
l_StateImage,
ContentAlignment.MiddleCenter,
false, // unused
null, // unused
StringFormat,
false, // unused
l_Border,
l_ForeColor,
l_CurrentFont,
false,
false);
}
/// <summary>
/// Change the value of the cell applying the rule of the current editor. Is recommend to use this method to simulate a edit operation and to validate the cell value using the current model.
/// </summary>
/// <param name="p_Cell">Cell to change value</param>
/// <param name="p_Position">Current Cell Position</param>
/// <param name="p_NewValue"></param>
/// <returns>returns true if the value passed is valid and has been applied to the cell</returns>
public virtual bool SetCellValue(Cells.ICellVirtual p_Cell, Position p_Position, object p_NewValue)
{
if (EnableEdit)
{
ValidatingCellEventArgs l_cancelEvent = new ValidatingCellEventArgs(p_Cell, p_NewValue);
OnValidating(l_cancelEvent);
//check if cancel == true
if (l_cancelEvent.Cancel == false)
{
object l_PrevValue = p_Cell.GetValue(p_Position);
try
{
p_Cell.SetValue(p_Position, ObjectToValue(l_cancelEvent.NewValue));
OnValidated(new CellEventArgs(p_Cell));
}
catch (Exception)
{
p_Cell.SetValue(p_Position, l_PrevValue);
//throw err;
l_cancelEvent.Cancel = true; //di fatto � fallita la validazione del dato
}
}
return(l_cancelEvent.Cancel == false);
}
else
{
return(false);
}
}
/// <summary>
/// Draw the image and the displaystring of the specified cell.
/// </summary>
/// <param name="p_Cell"></param>
/// <param name="p_CellPosition"></param>
/// <param name="e">Paint arguments</param>
/// <param name="p_ClientRectangle">Rectangle position where draw the current cell, relative to the current view,</param>
/// <param name="p_Status"></param>
protected override void DrawCell_ImageAndText(Cells.ICellVirtual p_Cell,
Position p_CellPosition,
PaintEventArgs e,
Rectangle p_ClientRectangle,
DrawCellStatus p_Status)
{
RectangleBorder l_Border = Border;
Color l_ForeColor = ForeColor;
if (p_Status == DrawCellStatus.Focus)
{
l_Border = FocusBorder;
l_ForeColor = FocusForeColor;
}
else if (p_Status == DrawCellStatus.Selected)
{
l_Border = SelectionBorder;
l_ForeColor = SelectionForeColor;
}
Font l_CurrentFont = GetCellFont();
//Image and Text
Utility.PaintImageAndText(e.Graphics,
p_ClientRectangle,
Image,
ImageAlignment,
ImageStretch,
p_Cell.GetDisplayText(p_CellPosition),
StringFormat,
AlignTextToImage,
l_Border,
l_ForeColor,
l_CurrentFont);
}
/// <summary>
/// Measures the current column when drawn with the specified cells.
/// </summary>
/// <param name="column"></param>
/// <param name="useRowHeight">True to fix the row height when measure the column width.</param>
/// <param name="StartRow">Start row to measure</param>
/// <param name="EndRow">End row to measure</param>
/// <returns>Returns the required width</returns>
public int MeasureColumnWidth(int column, bool useRowHeight, int StartRow, int EndRow)
{
int min = Grid.MinimumWidth;
if ((GetAutoSizeMode(column) & AutoSizeMode.MinimumSize) == AutoSizeMode.MinimumSize)
{
return(min);
}
for (int r = StartRow; r <= EndRow; r++)
{
Cells.ICellVirtual cell = Grid.GetCell(r, column);
if (cell != null)
{
Position cellPosition = new Position(r, column);
Size maxLayout = Size.Empty;
//Use the width of the actual cell (considering spanned cells)
if (useRowHeight)
{
maxLayout.Height = Grid.RangeToSize(Grid.PositionToCellRange(cellPosition)).Height;
}
CellContext cellContext = new CellContext(Grid, cellPosition, cell);
Size cellSize = cellContext.Measure(maxLayout);
if (cellSize.Width > min)
{
min = cellSize.Width;
}
}
}
return(min);
}
private void AutoChangeValues(CellContext sender, bool newVal)
{
foreach (Position pos in sender.Grid.Selection.GetSelectionRegion().GetCellsPositions())
{
Cells.ICellVirtual c = sender.Grid.GetCell(pos);
Models.ICheckBox check;
if (c != this && c != null &&
(check = (Models.ICheckBox)c.Model.FindModel(typeof(Models.ICheckBox))) != null)
{
CellContext context = new CellContext(sender.Grid, pos, c);
if (context.StartEdit())
{
try
{
check.SetCheckedValue(context, newVal);
context.EndEdit(false);
}
catch (Exception)
{
context.EndEdit(true);
throw;
}
}
}
}
}
/// <summary>
/// Draw the background of the specified cell. Background
/// </summary>
/// <param name="p_Cell">The cell.</param>
/// <param name="p_CellPosition">The cell position.</param>
/// <param name="e">Paint arguments</param>
/// <param name="p_ClientRectangle">Rectangle position where draw the current cell, relative to the current view,</param>
/// <param name="p_Status">Cell status</param>
protected override void DrawCell_Background(Cells.ICellVirtual p_Cell,
Position p_CellPosition,
PaintEventArgs e,
Rectangle p_ClientRectangle,
DrawCellStatus p_Status)
{
if (p_ClientRectangle.Width == 0 || p_ClientRectangle.Height == 0)
{
return;
}
Color l_BackColor;
if (p_Status == DrawCellStatus.Focus)
{
l_BackColor = FocusBackColor;
}
else if (p_Status == DrawCellStatus.Selected)
{
l_BackColor = SelectionBackColor;
}
else
{
l_BackColor = BackColor;
}
SolidBrush br = new SolidBrush(l_BackColor);
e.Graphics.FillRectangle(br, p_ClientRectangle);
}
/// <summary>
/// Convert a range and an array of string into a string. Normally using a tab delimited for columns and a LineFeed for rows.
/// </summary>
/// <returns></returns>
protected static string[,] DataToStringArray(GridVirtual sourceGrid, Range range)
{
int numberOfRows = range.End.Row - range.Start.Row + 1;
int numberOfCols = range.End.Column - range.Start.Column + 1;
string[,] values = new string[numberOfRows, numberOfCols];
int arrayRow = 0;
for (int r = range.Start.Row; r <= range.End.Row; r++, arrayRow++)
{
int arrayCol = 0;
for (int c = range.Start.Column; c <= range.End.Column; c++, arrayCol++)
{
String val = String.Empty;
Position posCell = new Position(r, c);
Cells.ICellVirtual cell = sourceGrid.GetCell(posCell);
CellContext cellContext = new CellContext(sourceGrid, posCell, cell);
if (cell != null && cell.Editor != null && cell.Editor.IsStringConversionSupported())
{
values[arrayRow, arrayCol] = cell.Editor.ValueToString(cell.Model.ValueModel.GetValue(cellContext));
}
else if (cell != null)
{
values[arrayRow, arrayCol] = cellContext.DisplayText;
}
}
}
return(values);
}
protected virtual void grid_MouseMove(GridVirtual sender, System.Windows.Forms.MouseEventArgs e)
{
Position l_PointPosition = sender.PositionAtPoint(new Point(e.X, e.Y));
Cells.ICellVirtual l_CellPosition = sender.GetCell(l_PointPosition);
//Call MouseMove on the cell that receive tha MouseDown event
if (sender.MouseDownPosition.IsEmpty() == false)
{
Cells.ICellVirtual l_MouseDownCell = sender.GetCell(sender.MouseDownPosition);
if (l_MouseDownCell != null)
{
sender.Controller.OnMouseMove(new CellContext(sender, sender.MouseDownPosition, l_MouseDownCell), e);
}
}
else //se non ho nessuna cella attualmente che ha ricevuto un mousedown, l'evento di MouseMove viene segnalato sulla cella correntemente sotto il Mouse
{
// se non c'è nessuna cella MouseDown cambio la cella corrente sotto il Mouse
#if !MINI
sender.ChangeMouseCell(l_PointPosition); //in ogni caso cambio la cella corrente
#endif
if (l_PointPosition.IsEmpty() == false && l_CellPosition != null)
{
// I call MouseMove on the current cell only if there aren't any cells under the mouse
sender.Controller.OnMouseMove(new CellContext(sender, l_PointPosition, l_CellPosition), e);
}
}
}
public void ApplyStyle(Cells.ICellVirtual cell)
{
for (int i = 0; i < m_StyleCells.Count; i++)
{
m_StyleCells[i].ApplyToCell(cell);
}
}
/// <summary>
/// Start editing the cell passed. Do not call this method for start editing a cell, you must use Cell.StartEdit.
/// </summary>
/// <param name="p_Cell">Cell to start edit</param>
/// <param name="position">Editing position(Row/Col)</param>
/// <param name="p_StartEditValue">Can be null(in this case use the p_cell.Value</param>
public override void InternalStartEdit(Cells.ICellVirtual p_Cell, Position position, object p_StartEditValue)
{
base.InternalStartEdit(p_Cell, position, p_StartEditValue);
if (EnableEdit == false)
{
return;
}
ComboBoxTyped l_Combo = GetEditorComboBox(p_Cell.Grid);
l_Combo.Validator = this;
l_Combo.EnableEscapeKeyUndo = false;
l_Combo.EnableEnterKeyValidate = false;
l_Combo.EnableLastValidValue = false;
l_Combo.EnableAutoValidation = false;
if (p_StartEditValue is string && IsStringConversionSupported())
{
l_Combo.TextBox.Text = TextBoxTyped.ValidateCharactersString((string)p_StartEditValue, l_Combo.TextBox.ValidCharacters, l_Combo.TextBox.InvalidCharacters);
if (l_Combo.TextBox.Text != null)
{
l_Combo.TextBox.SelectionStart = l_Combo.TextBox.Text.Length;
}
else
{
l_Combo.TextBox.SelectionStart = 0;
}
}
else
{
l_Combo.Value = p_Cell.GetValue(position);
l_Combo.SelectAllTextBox();
}
}
/// <summary>
/// Draw the borders of the specified cell using DrawGradient3DBorder
/// </summary>
/// <param name="p_Cell">The cell.</param>
/// <param name="p_CellPosition">The cell position.</param>
/// <param name="e">Paint arguments</param>
/// <param name="p_ClientRectangle">Rectangle position where draw the current cell, relative to the current view,</param>
/// <param name="p_Status">Cell status</param>
protected override void DrawCell_Border(Cells.ICellVirtual p_Cell, Position p_CellPosition, PaintEventArgs e, Rectangle p_ClientRectangle, DrawCellStatus p_Status)
{
Color l_BackColor;
if (p_Status == DrawCellStatus.Focus)
{
l_BackColor = FocusBackColor;
}
else if (p_Status == DrawCellStatus.Selected)
{
l_BackColor = SelectionBackColor;
}
else
{
l_BackColor = BackColor;
}
if (p_CellPosition == p_Cell.Grid.MouseDownPosition)
{
DrawGradient3DBorder(e.Graphics, p_ClientRectangle, l_BackColor, HeaderShadowColor, HeaderLightColor, HeaderShadowBorderWidth, HeaderLightBorderWidth, Gradient3DBorderStyle.Sunken);
}
else
{
DrawGradient3DBorder(e.Graphics, p_ClientRectangle, l_BackColor, HeaderShadowColor, HeaderLightColor, HeaderShadowBorderWidth, HeaderLightBorderWidth, Gradient3DBorderStyle.Raised);
}
}
protected virtual void grid_GiveFeedback(GridVirtual sender, System.Windows.Forms.GiveFeedbackEventArgs e)
{
Position dragPosition = sender.DragCellPosition;
Cells.ICellVirtual cellPosition = sender.GetCell(dragPosition);
sender.Controller.OnGiveFeedback(new CellContext(sender, dragPosition, cellPosition), e);
}
/// <summary>
/// Export the specified cell to HTML
/// </summary>
/// <param name="p_CurrentPosition"></param>
/// <param name="p_Cell"></param>
/// <param name="p_Export"></param>
/// <param name="p_Writer"></param>
protected override void ExportHTMLCell(Position p_CurrentPosition, Cells.ICellVirtual p_Cell, IHTMLExport p_Export, System.Xml.XmlTextWriter p_Writer)
{
//export only real cell (not position occupied by rowspan or colspan
if (p_Cell != null && ((ICell)p_Cell).Range.Start == p_CurrentPosition)
{
p_Cell.VisualModel.ExportHTML(p_Cell, p_CurrentPosition, p_Export, p_Writer);
}
}
protected virtual void grid_DragEnter(GridVirtual sender, System.Windows.Forms.DragEventArgs e)
{
Position pointPosition = sender.PositionAtPoint(sender.PointToClient(new Point(e.X, e.Y)));
Cells.ICellVirtual cellPosition = sender.GetCell(pointPosition);
sender.ChangeDragCell(new CellContext(sender, pointPosition, cellPosition), e);
}
/// <summary>
/// Write the attributes of the tag specified
/// </summary>
/// <param name="p_Cell"></param>
/// <param name="p_Position"></param>
/// <param name="p_Export"></param>
/// <param name="p_Writer"></param>
/// <param name="p_ElementTagName"></param>
protected override void ExportHTML_Attributes(Cells.ICellVirtual p_Cell, Position p_Position, IHTMLExport p_Export, System.Xml.XmlTextWriter p_Writer, string p_ElementTagName)
{
base.ExportHTML_Attributes(p_Cell, p_Position, p_Export, p_Writer, p_ElementTagName);
if (p_ElementTagName == "img")
{
p_Writer.WriteAttributeString("align", Utility.ContentToHorizontalAlignment(ImageAlignment).ToString().ToLower());
p_Writer.WriteAttributeString("src", p_Export.ExportImage(Image));
}
}
protected virtual void grid_MouseDown(GridVirtual sender, System.Windows.Forms.MouseEventArgs e)
{
//verifico che l'eventuale edit sia terminato altrimenti esco
if (sender.Selection.ActivePosition.IsEmpty() == false)
{
//Se la cella coincide esco
if (sender.MouseDownPosition == sender.Selection.ActivePosition)
{
return;
}
//Altrimenti provo a terminare l'edit
CellContext focusCell = new CellContext(sender, sender.Selection.ActivePosition);
if (focusCell.Cell != null && focusCell.IsEditing())
{
if (focusCell.EndEdit(false) == false)
{
return;
}
}
}
//scateno eventi di MouseDown e seleziono la cella
if (sender.MouseDownPosition.IsEmpty() == false)
{
Cells.ICellVirtual cellMouseDown = sender.GetCell(sender.MouseDownPosition);
if (cellMouseDown != null)
{
int distance;
DevAge.Drawing.RectanglePartType partType = sender.Selection.Border.PointToPartType(sender.Selection.GetDrawingRectangle(),
new System.Drawing.Point(e.X, e.Y), out distance);
if (partType == DevAge.Drawing.RectanglePartType.ContentArea ||
partType == DevAge.Drawing.RectanglePartType.None)
{
bool l_bShiftPress = ((Control.ModifierKeys & Keys.Shift) == Keys.Shift &&
(sender.SpecialKeys & GridSpecialKeys.Shift) == GridSpecialKeys.Shift);
if (l_bShiftPress == false ||
sender.Selection.EnableMultiSelection == false ||
sender.Selection.ActivePosition.IsEmpty())
{
//Standard focus on the cell on MouseDown
if (sender.Selection.Contains(sender.MouseDownPosition) == false || e.Button == MouseButtons.Left) //solo se non è stata ancora selezionata
{
sender.Selection.Focus(sender.MouseDownPosition);
}
}
else //gestione speciale caso shift
{
sender.Selection.Clear();
Range rangeToSelect = new Range(sender.Selection.ActivePosition, sender.MouseDownPosition);
sender.Selection.Add(rangeToSelect);
}
}
}
}
}
/// <summary>
/// Returns the minimum required size of the current cell, calculating using the
/// current DisplayString, Image and Borders information.
/// </summary>
/// <param name="p_Graphics">GDI+ drawing surface</param>
/// <param name="p_Cell">The cell.</param>
/// <param name="p_CellPosition">The cell position.</param>
/// <returns></returns>
public override SizeF GetRequiredSize(Graphics p_Graphics,
Cells.ICellVirtual p_Cell,
Position p_CellPosition)
{
SizeF s = base.GetRequiredSize(p_Graphics, p_Cell, p_CellPosition);
s.Width += IconUtility.SortUp.Width; // add the width of the sort image
return(s);
}
/// <summary>
/// Sort the current column
/// </summary>
/// <param name="e"></param>
/// <param name="p_bAscending"></param>
/// <param name="p_Comparer"></param>
public void SortColumn(PositionEventArgs e, bool p_bAscending, System.Collections.IComparer p_Comparer)
{
//verifico che il sort sia abilitato e che ci sia almeno una riga da ordinare oltra a quella corrente
if (IsSortEnable(e) && e.Position.Row < (e.Grid.RowsCount) && e.Grid.ColumnsCount > 0)
{
Range l_RangeToSort;
Range l_RangeHeader;
if (m_RangeToSort != null)
{
l_RangeToSort = m_RangeToSort.GetRange(e.Grid);
}
else
{
//the range to sort is all the grid range without the rows < of the current row
l_RangeToSort = new Range(e.Position.Row + 1, 0, e.Grid.RowsCount - 1, e.Grid.ColumnsCount - 1);
}
if (m_HeaderRange != null)
{
l_RangeHeader = m_HeaderRange.GetRange(e.Grid);
}
else
{
//the range header is all the grid range with the rows <= of the current row
l_RangeHeader = new Range(0, 0, e.Position.Row, e.Grid.ColumnsCount - 1);
}
ICellSortableHeader l_CellSortable = (ICellSortableHeader)e.Cell;
if (e.Grid.RowsCount > (e.Position.Row + 1) && e.Grid.ColumnsCount > e.Grid.FixedColumns)
{
e.Grid.SortRangeRows(l_RangeToSort, e.Position.Column, p_bAscending, p_Comparer);
if (p_bAscending)
{
l_CellSortable.SetSortMode(e.Position, GridSortMode.Ascending);
}
else
{
l_CellSortable.SetSortMode(e.Position, GridSortMode.Descending);
}
//Remove the image from others ColHeaderSort
for (int r = l_RangeHeader.Start.Row; r <= l_RangeHeader.End.Row; r++)
{
for (int c = l_RangeHeader.Start.Column; c <= l_RangeHeader.End.Column; c++)
{
Cells.ICellVirtual l_tmp = e.Grid.GetCell(r, c);
if (l_tmp != l_CellSortable &&
l_tmp != null &&
l_tmp is ICellSortableHeader)
{
((ICellSortableHeader)l_tmp).SetSortMode(new Position(r, c), GridSortMode.None);
}
}
}
}
}
}
/// <summary>
/// Write the current loaded array string in the specified grid range. This method use the cell editor to set the value.
/// </summary>
public void WriteData(GridVirtual sourceGrid, Position destinationPosition)
{
int sourceRow = this.SourceValues.GetUpperBound(0);
int sourceColumn = this.SourceValues.GetUpperBound(1);
var dataRow = 0;
for (int r = destinationPosition.Row; r <= destinationPosition.Row + sourceRow; r++)
{
int dataColumn = 0;
for (int c = destinationPosition.Column; c <= destinationPosition.Column + sourceColumn; c++)
{
Position posCell = new Position(r, c);
Cells.ICellVirtual cell = sourceGrid.GetCell(posCell);
CellContext cellContext = new CellContext(sourceGrid, posCell, cell);
//[email protected] : WriteData method is changed to support paste activity.
if (cell != null && (cell.ClipboardModes & ClipboardMode.Paste) == ClipboardMode.Paste &&
cell.Editor != null && mSourceValues[dataRow, dataColumn] != null)
{
cell.Editor.SetCellValue(cellContext, mSourceValues[dataRow, dataColumn]);
}
dataColumn++;
}
dataRow++;
}
/*int sourceRow = this.SourceValues.Length - 1;
* int sourceColumn = this.SourceValues.Rank - 1;
* //Calculate the destination Range merging the source range
* var destinationRange = new Range(destinationPosition,
* new Position(destinationPosition.Row + sourceRow, destinationPosition.Column + sourceColumn));
* Range newRange = mSourceRange;
* newRange.MoveTo(destinationRange.Start);
* if (newRange.End.Column > destinationRange.End.Column)
* newRange.End = new Position(newRange.End.Row, destinationRange.End.Column);
* if (newRange.End.Row > destinationRange.End.Row)
* newRange.End.Row = destinationRange.End.Row;
*
* for (int r = newRange.Start.Row; r <= newRange.End.Row; r++)
* {
* int dataColumn = 0;
* for (int c = newRange.Start.Column; c <= newRange.End.Column ; c++)
* {
* //if (sourceGrid.Columns.IsColumnVisible(c) == false)
* // continue;
* Position posCell = new Position(r, c);
* Cells.ICellVirtual cell = sourceGrid.GetCell(posCell);
* CellContext cellContext = new CellContext(sourceGrid, posCell, cell);
*
* if (cell != null && cell.Editor != null && mSourceValues[r - newRange.Start.Row, dataColumn] != null)
* cell.Editor.SetCellValue(cellContext, mSourceValues[r - newRange.Start.Row, dataColumn] );
* dataColumn++;
* }
* }*/
}
/// <summary>
/// Toggle the value of the current cell and if AutoChangeValueOfSelectedCells is true of all the selected cells.
/// Simulate an edit operation.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void UIChangeChecked(CellContext sender, EventArgs e)
{
Models.ICheckBox checkModel = (Models.ICheckBox)sender.Cell.Model.FindModel(typeof(Models.ICheckBox));;
if (checkModel == null)
{
throw new SourceGrid.SourceGridException("Models.ICheckBox not found");
}
Models.CheckBoxStatus checkStatus = checkModel.GetCheckBoxStatus(sender);
if (checkStatus.CheckEnable)
{
bool newVal = true;
if (checkStatus.Checked != null)
{
newVal = !checkStatus.Checked.Value;
}
sender.StartEdit();
try
{
checkModel.SetCheckedValue(sender, newVal);
sender.EndEdit(false);
}
catch (Exception)
{
sender.EndEdit(true);
throw;
}
//change the status of all selected control
if (AutoChangeValueOfSelectedCells)
{
foreach (Position pos in sender.Grid.Selection.GetSelectionRegion().GetCellsPositions())
{
Cells.ICellVirtual c = sender.Grid.GetCell(pos);
Models.ICheckBox check;
if (c != this && c != null &&
(check = (Models.ICheckBox)c.Model.FindModel(typeof(Models.ICheckBox))) != null)
{
CellContext context = new CellContext(sender.Grid, pos, c);
context.StartEdit();
try
{
check.SetCheckedValue(context, newVal);
context.EndEdit(false);
}
catch (Exception)
{
context.EndEdit(true);
throw;
}
}
}
}
}
}
/// <summary>
/// Constructor. Create a DataGridColumn class.
/// </summary>
public DataGridColumn(DataGrid grid,
Cells.ICellVirtual headerCell,
Cells.ICellVirtual dataCell,
string propertyName)
: base(grid)
{
mPropertyName = propertyName;
mHeaderCell = headerCell;
mDataCell = dataCell;
}
/// <summary>
/// Set the current editing cell, for an editor only one cell can be in editing state
/// </summary>
/// <param name="cell">The cell.</param>
/// <param name="position">The position.</param>
protected void SetEditCell(Cells.ICellVirtual cell, Position position)
{
this.editCell = cell;
this.editPosition = position;
}
/// <summary>
/// Initializes a new instance of the <see cref="CellValidatingEventArgs"/> class.
/// </summary>
/// <param name="cell">The cell.</param>
/// <param name="newValue">The new value.</param>
public CellValidatingEventArgs(Cells.ICellVirtual cell, object newValue)
: base(false)
{
this.cell = cell;
this.newValue = newValue;
}
/// <summary>
/// Initializes a new instance of the <see cref="CellValidatedEventArgs"/> class.
/// </summary>
/// <param name="cell">The cell.</param>
public CellValidatedEventArgs(Cells.ICellVirtual cell)
{
this.cell = cell;
}
/// <summary>
/// Initializes a new instance of the <see cref="PositionEventArgs"/> class.
/// </summary>
/// <param name="position">The position.</param>
/// <param name="p_Cell">The cell.</param>
public PositionEventArgs(Position position, Cells.ICellVirtual p_Cell)
{
this.position = position;
this.cell = p_Cell;
}
/// <summary>
/// Returns all the cells at specified row position
/// </summary>
/// <param name="p_RowIndex"></param>
/// <returns></returns>
public virtual Cells.ICellVirtual[] GetCellsAtRow(int p_RowIndex)
{
Cells.ICellVirtual[] l_Cells = new Cells.ICellVirtual[Columns.Count];
for (int c = 0; c < Columns.Count; c++)
l_Cells[c] = GetCell(p_RowIndex, c);
return l_Cells;
}
/// <summary>
/// Returns all the cells at specified column position
/// </summary>
/// <param name="p_ColumnIndex"></param>
/// <returns></returns>
public virtual Cells.ICellVirtual[] GetCellsAtColumn(int p_ColumnIndex)
{
Cells.ICellVirtual[] l_Cells = new Cells.ICellVirtual[Rows.Count];
for (int r = 0; r < Rows.Count; r++)
l_Cells[r] = GetCell(r, p_ColumnIndex);
return l_Cells;
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="pGridVirtual"></param>
/// <param name="pPosition"></param>
public CellContext(GridVirtual pGridVirtual, Position pPosition)
{
Position = pPosition;
Grid = pGridVirtual;
Cell = Grid.GetCell(Position);
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="pGridVirtual"></param>
/// <param name="pPosition"></param>
/// <param name="pCell"></param>
public CellContext(GridVirtual pGridVirtual, Position pPosition, Cells.ICellVirtual pCell)
{
Position = pPosition;
Cell = pCell;
Grid = pGridVirtual;
}
