protected override void OnMouseMove(MouseEventArgs e)
{
base.OnMouseMove(e);
//Cursor = Cursors.Hand;
var mouseMovePosition = new Point(e.X, e.Y);
var mouseMoveScrollPosition = mouseMovePosition - new Size(AutoScrollPosition);
var row = RowCoord.Where(d => (isNumberInRange(mouseMoveScrollPosition.Y, d.FirstCoord, d.SecondCoord))).SingleOrDefault();
var moveRow = row != null ? row.RowIndex : -1;
var column =
ColumnCoord.Where(d => (isNumberInRange(mouseMoveScrollPosition.X, d.FirstCoord, d.SecondCoord))).SingleOrDefault();
WeekPlannerItem hittedItem = null;
if (listRows.Count > 0 && moveRow != -1 && listRows.Count > moveRow)
{
var plannerRow = listRows.ElementAt(moveRow);
if (plannerRow.LeftMarginBackColor != Color.White)
{
plannerRow.LeftMarginOldBackColor = plannerRow.LeftMarginBackColor;
}
hittedItem = GetItemAt(mouseMoveScrollPosition, plannerRow.Items);
if (outHittedItem != hittedItem && hittedItem != null)
{
outHittedItem = hittedItem;
}
//to detect cursor movement above left margin column
if (mouseMoveScrollPosition.X < LeftMargin)
{
//to detect cursor movement during changing rows
if (outRow != moveRow)
{
plannerRow.LeftMarginBackColor = Color.White;
//sets row color when cursor moves above the row
if (plannerRow.IsCollapsible)
{
//plannerRow.LeftMarginBackColor = Color.White;
Cursor = Cursors.Hand;
}
else
{
Cursor = Cursors.Default;
}
//finds row which has left cursor and sets back color
if (outRow != -1)
{
var oRow = listRows.ElementAt(outRow);
oRow.LeftMarginBackColor = oRow.LeftMarginOldBackColor;
if (oRow.IsCollapsible)
{
//oRow.LeftMarginBackColor = oRow.LeftMarginOldBackColor;
}
}
outRow = moveRow;
}
}
//to detect when cursor leaves left margin column
else
{
if (plannerRow.IsCollapsible)
{
//plannerRow.LeftMarginBackColor = plannerRow.LeftMarginOldBackColor;
}
plannerRow.LeftMarginBackColor = plannerRow.LeftMarginOldBackColor;
outRow = -1;
}
}
// to detect cursor movement below left margin column
if (moveRow == -1 && outRow != -1)
{
var r = listRows.ElementAt(outRow);
if (r.IsCollapsible)
{
outRow = -1;
//r.LeftMarginBackColor = r.LeftMarginOldBackColor;
Cursor = Cursors.Default;
}
r.LeftMarginBackColor = r.LeftMarginOldBackColor;
}
switch (State)
{
case PlannerState.Idle:
Cursor should = Cursors.Default;
if (hittedItem != null)
{
if ((hittedItem.ResizeEndDateZone(mouseMoveScrollPosition) || hittedItem.ResizeStartDateZone(mouseMoveScrollPosition)))
{
should = Cursors.SizeWE;
}
planner.OnItemMouseHover(new WeekPlannerItemEventArgs(hittedItem));
}
if (!Cursor.Equals(should) && mouseMoveScrollPosition.X > LeftMargin)
{
Cursor = should;
}
if (hittedItem == null && outHittedItem != null)
{
planner.OnItemMouseLeave(new WeekPlannerItemEventArgs(outHittedItem));
outHittedItem = null;
}
break;
case PlannerState.DraggingItem:
if (column != null)
{
moveDate = column.DateValue;
}
itemOnState.StartDate = moveDate.AddDays(durationStart.Days);
itemOnState.EndDate = moveDate.AddDays(durationEnd.Days);
if (rowNumer != moveRow && moveRow != -1 && IsAllowedDraggingBetweenRows)
{
try
{
var oldRowNumber = rowNumer;
rowNumer = moveRow;
var newRow = Rows.ElementAt(rowNumer);
var oldRow = Rows.ElementAt(oldRowNumber);
var newItem = new WeekPlannerItem(this);
newItem = itemOnState;
var addedItem = newRow.Items.Add(newItem);
oldRow.Items.Remove(itemOnState);
_selectedItem = addedItem;
itemOnState = addedItem;
}
catch (Exception)
{
Debug.WriteLine("it did it again");
}
}
itemOnStateChanged = true;
break;
case PlannerState.ResizingItem:
if (column != null)
{
moveDate = column.DateValue;
}
if (itemOnState.IsResizingStartDate && moveDate <= itemOnState.EndDate.Date)
{
itemOnState.StartDate = moveDate.AddDays(durationStart.Days);
}
else if (itemOnState.IsResizingEndDate && moveDate >= itemOnState.StartDate.Date)
{
itemOnState.EndDate = moveDate.AddDays(durationEnd.Days);
}
itemOnStateChanged = true;
break;
case PlannerState.EditingItemText:
break;
}
}
protected override void OnMouseDown(MouseEventArgs e)
{
mouseClickPosition = new Point(e.X, e.Y);
mouseClickScrollPosition = mouseClickPosition - new Size(AutoScrollPosition);
if (!Focused)
{
Focus();
}
var row = RowCoord.Where(d => (isNumberInRange(mouseClickScrollPosition.Y, d.FirstCoord, d.SecondCoord))).SingleOrDefault();
_selectedRow = row != null ? row.RowIndex : -1;
var column =
ColumnCoord.Where(d => (isNumberInRange(mouseClickScrollPosition.X, d.FirstCoord, d.SecondCoord))).SingleOrDefault();
if (column != null)
{
_selectedColumn = column.Column;
_selectedCellDate = CurrentDate.AddDays(SelectedColumn);
}
if (listRows.Count > 0 && _selectedRow != -1)
{
var plannerRow = listRows.ElementAt(_selectedRow);
_selectedItem = GetItemAt(mouseClickScrollPosition, plannerRow.Items);
}
switch (State)
{
case PlannerState.Idle:
if (_selectedItem != null)
{
itemOnState = _selectedItem;
itemOnStateChanged = false;
durationStart = itemOnState.StartDate.Date.Subtract(column.DateValue.Date);
durationEnd = itemOnState.EndDate.Date.Subtract(column.DateValue.Date);
if (itemOnState.ResizeStartDateZone(mouseClickScrollPosition))
{
SetState(PlannerState.ResizingItem);
itemOnState.SetIsResizingStartDate(true);
}
else if (itemOnState.ResizeEndDateZone(mouseClickScrollPosition))
{
SetState(PlannerState.ResizingItem);
itemOnState.SetIsResizingEndDate(true);
}
else
{
rowNumer = _selectedRow;
SetState(PlannerState.DraggingItem);
}
}
break;
case PlannerState.DraggingItem:
break;
case PlannerState.ResizingItem:
break;
case PlannerState.EditingItemText:
break;
}
if (row != null && column != null && listRows.Count > 0)
{
var rowClicked = listRows.ElementAt(_selectedRow);
planner.OnRowClick(new RowEventArgs(rowClicked));
Invalidate();
}
if (mouseClickScrollPosition.X < LeftMargin)
{
try
{
var rowClicked = listRows.ElementAt(_selectedRow);
if (e.Button == MouseButtons.Left)
{
rowClicked.IsExpanded = !rowClicked.IsExpanded;
}
planner.OnRowLeftColumnClick(new RowClickEventArgs(rowClicked, e.Button), listRows.IndexOf(rowClicked));
rowClicked.LeftMarginBackColor = rowClicked.LeftMarginOldBackColor;
}
catch (System.ArgumentOutOfRangeException)
{
Debug.WriteLine("It happened");
}
}
base.OnMouseDown(e);
}